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godot/platform/windows/display_server_windows.cpp

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/*************************************************************************/
/* display_server_windows.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "display_server_windows.h"
#include "core/io/marshalls.h"
#include "core/math/geometry_2d.h"
#include "main/main.h"
#include "os_windows.h"
#include "scene/resources/texture.h"
#include <avrt.h>
#if defined(GLES3_ENABLED)
#include "drivers/gles3/rasterizer_gles3.h"
#endif
#if defined(__GNUC__)
// Workaround GCC warning from -Wcast-function-type.
#define GetProcAddress (void *)GetProcAddress
#endif
static String format_error_message(DWORD id) {
LPWSTR messageBuffer = nullptr;
size_t size = FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
nullptr, id, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPWSTR)&messageBuffer, 0, nullptr);
String msg = "Error " + itos(id) + ": " + String::utf16((const char16_t *)messageBuffer, size);
LocalFree(messageBuffer);
return msg;
}
static void track_mouse_leave_event(HWND hWnd) {
TRACKMOUSEEVENT tme;
tme.cbSize = sizeof(TRACKMOUSEEVENT);
tme.dwFlags = TME_LEAVE;
tme.hwndTrack = hWnd;
tme.dwHoverTime = HOVER_DEFAULT;
TrackMouseEvent(&tme);
}
bool DisplayServerWindows::has_feature(Feature p_feature) const {
switch (p_feature) {
case FEATURE_SUBWINDOWS:
case FEATURE_TOUCHSCREEN:
case FEATURE_MOUSE:
case FEATURE_MOUSE_WARP:
case FEATURE_CLIPBOARD:
case FEATURE_CURSOR_SHAPE:
case FEATURE_CUSTOM_CURSOR_SHAPE:
case FEATURE_IME:
case FEATURE_WINDOW_TRANSPARENCY:
case FEATURE_HIDPI:
case FEATURE_ICON:
case FEATURE_NATIVE_ICON:
case FEATURE_SWAP_BUFFERS:
case FEATURE_KEEP_SCREEN_ON:
case FEATURE_TEXT_TO_SPEECH:
return true;
default:
return false;
}
}
String DisplayServerWindows::get_name() const {
return "Windows";
}
void DisplayServerWindows::_set_mouse_mode_impl(MouseMode p_mode) {
if (windows.has(MAIN_WINDOW_ID) && (p_mode == MOUSE_MODE_CAPTURED || p_mode == MOUSE_MODE_CONFINED || p_mode == MOUSE_MODE_CONFINED_HIDDEN)) {
// Mouse is grabbed (captured or confined).
WindowID window_id = windows.has(last_focused_window) ? last_focused_window : MAIN_WINDOW_ID;
WindowData &wd = windows[window_id];
RECT clipRect;
GetClientRect(wd.hWnd, &clipRect);
ClientToScreen(wd.hWnd, (POINT *)&clipRect.left);
ClientToScreen(wd.hWnd, (POINT *)&clipRect.right);
ClipCursor(&clipRect);
if (p_mode == MOUSE_MODE_CAPTURED) {
center = window_get_size() / 2;
POINT pos = { (int)center.x, (int)center.y };
ClientToScreen(wd.hWnd, &pos);
SetCursorPos(pos.x, pos.y);
SetCapture(wd.hWnd);
}
} else {
// Mouse is free to move around (not captured or confined).
ReleaseCapture();
ClipCursor(nullptr);
}
if (p_mode == MOUSE_MODE_HIDDEN || p_mode == MOUSE_MODE_CAPTURED || p_mode == MOUSE_MODE_CONFINED_HIDDEN) {
if (hCursor == nullptr) {
hCursor = SetCursor(nullptr);
} else {
SetCursor(nullptr);
}
} else {
CursorShape c = cursor_shape;
cursor_shape = CURSOR_MAX;
cursor_set_shape(c);
}
}
bool DisplayServerWindows::tts_is_speaking() const {
ERR_FAIL_COND_V(!tts, false);
return tts->is_speaking();
}
bool DisplayServerWindows::tts_is_paused() const {
ERR_FAIL_COND_V(!tts, false);
return tts->is_paused();
}
Array DisplayServerWindows::tts_get_voices() const {
ERR_FAIL_COND_V(!tts, Array());
return tts->get_voices();
}
void DisplayServerWindows::tts_speak(const String &p_text, const String &p_voice, int p_volume, float p_pitch, float p_rate, int p_utterance_id, bool p_interrupt) {
ERR_FAIL_COND(!tts);
tts->speak(p_text, p_voice, p_volume, p_pitch, p_rate, p_utterance_id, p_interrupt);
}
void DisplayServerWindows::tts_pause() {
ERR_FAIL_COND(!tts);
tts->pause();
}
void DisplayServerWindows::tts_resume() {
ERR_FAIL_COND(!tts);
tts->resume();
}
void DisplayServerWindows::tts_stop() {
ERR_FAIL_COND(!tts);
tts->stop();
}
void DisplayServerWindows::mouse_set_mode(MouseMode p_mode) {
_THREAD_SAFE_METHOD_
if (mouse_mode == p_mode) {
// Already in the same mode; do nothing.
return;
}
mouse_mode = p_mode;
_set_mouse_mode_impl(p_mode);
}
DisplayServer::MouseMode DisplayServerWindows::mouse_get_mode() const {
return mouse_mode;
}
void DisplayServerWindows::warp_mouse(const Point2i &p_position) {
_THREAD_SAFE_METHOD_
if (!windows.has(last_focused_window)) {
return; // No focused window?
}
if (mouse_mode == MOUSE_MODE_CAPTURED) {
old_x = p_position.x;
old_y = p_position.y;
} else {
POINT p;
p.x = p_position.x;
p.y = p_position.y;
ClientToScreen(windows[last_focused_window].hWnd, &p);
SetCursorPos(p.x, p.y);
}
}
Point2i DisplayServerWindows::mouse_get_position() const {
POINT p;
GetCursorPos(&p);
return Point2i(p.x, p.y);
}
MouseButton DisplayServerWindows::mouse_get_button_state() const {
return last_button_state;
}
void DisplayServerWindows::clipboard_set(const String &p_text) {
_THREAD_SAFE_METHOD_
if (!windows.has(last_focused_window)) {
return; // No focused window?
}
// Convert LF line endings to CRLF in clipboard content.
// Otherwise, line endings won't be visible when pasted in other software.
String text = p_text.replace("\r\n", "\n").replace("\n", "\r\n"); // Avoid \r\r\n.
if (!OpenClipboard(windows[last_focused_window].hWnd)) {
ERR_FAIL_MSG("Unable to open clipboard.");
}
EmptyClipboard();
Char16String utf16 = text.utf16();
HGLOBAL mem = GlobalAlloc(GMEM_MOVEABLE, (utf16.length() + 1) * sizeof(WCHAR));
ERR_FAIL_COND_MSG(mem == nullptr, "Unable to allocate memory for clipboard contents.");
LPWSTR lptstrCopy = (LPWSTR)GlobalLock(mem);
memcpy(lptstrCopy, utf16.get_data(), (utf16.length() + 1) * sizeof(WCHAR));
GlobalUnlock(mem);
SetClipboardData(CF_UNICODETEXT, mem);
// Set the CF_TEXT version (not needed?).
CharString utf8 = text.utf8();
mem = GlobalAlloc(GMEM_MOVEABLE, utf8.length() + 1);
ERR_FAIL_COND_MSG(mem == nullptr, "Unable to allocate memory for clipboard contents.");
LPTSTR ptr = (LPTSTR)GlobalLock(mem);
memcpy(ptr, utf8.get_data(), utf8.length());
ptr[utf8.length()] = 0;
GlobalUnlock(mem);
SetClipboardData(CF_TEXT, mem);
CloseClipboard();
}
String DisplayServerWindows::clipboard_get() const {
_THREAD_SAFE_METHOD_
if (!windows.has(last_focused_window)) {
return String(); // No focused window?
}
String ret;
if (!OpenClipboard(windows[last_focused_window].hWnd)) {
ERR_FAIL_V_MSG("", "Unable to open clipboard.");
}
if (IsClipboardFormatAvailable(CF_UNICODETEXT)) {
HGLOBAL mem = GetClipboardData(CF_UNICODETEXT);
if (mem != nullptr) {
LPWSTR ptr = (LPWSTR)GlobalLock(mem);
if (ptr != nullptr) {
ret = String::utf16((const char16_t *)ptr);
GlobalUnlock(mem);
}
}
} else if (IsClipboardFormatAvailable(CF_TEXT)) {
HGLOBAL mem = GetClipboardData(CF_UNICODETEXT);
if (mem != nullptr) {
LPTSTR ptr = (LPTSTR)GlobalLock(mem);
if (ptr != nullptr) {
ret.parse_utf8((const char *)ptr);
GlobalUnlock(mem);
}
}
}
CloseClipboard();
return ret;
}
typedef struct {
int count;
int screen;
HMONITOR monitor;
} EnumScreenData;
static BOOL CALLBACK _MonitorEnumProcScreen(HMONITOR hMonitor, HDC hdcMonitor, LPRECT lprcMonitor, LPARAM dwData) {
EnumScreenData *data = (EnumScreenData *)dwData;
if (data->monitor == hMonitor) {
data->screen = data->count;
}
data->count++;
return TRUE;
}
static BOOL CALLBACK _MonitorEnumProcCount(HMONITOR hMonitor, HDC hdcMonitor, LPRECT lprcMonitor, LPARAM dwData) {
int *data = (int *)dwData;
(*data)++;
return TRUE;
}
int DisplayServerWindows::get_screen_count() const {
_THREAD_SAFE_METHOD_
int data = 0;
EnumDisplayMonitors(nullptr, nullptr, _MonitorEnumProcCount, (LPARAM)&data);
return data;
}
typedef struct {
int count;
int screen;
Point2 pos;
} EnumPosData;
static BOOL CALLBACK _MonitorEnumProcPos(HMONITOR hMonitor, HDC hdcMonitor, LPRECT lprcMonitor, LPARAM dwData) {
EnumPosData *data = (EnumPosData *)dwData;
if (data->count == data->screen) {
data->pos.x = lprcMonitor->left;
data->pos.y = lprcMonitor->top;
}
data->count++;
return TRUE;
}
Point2i DisplayServerWindows::screen_get_position(int p_screen) const {
_THREAD_SAFE_METHOD_
EnumPosData data = { 0, p_screen == SCREEN_OF_MAIN_WINDOW ? window_get_current_screen() : p_screen, Point2() };
EnumDisplayMonitors(nullptr, nullptr, _MonitorEnumProcPos, (LPARAM)&data);
return data.pos;
}
typedef struct {
int count;
int screen;
Size2 size;
} EnumSizeData;
typedef struct {
int count;
int screen;
Rect2i rect;
} EnumRectData;
typedef struct {
int count;
int screen;
float rate;
} EnumRefreshRateData;
static BOOL CALLBACK _MonitorEnumProcSize(HMONITOR hMonitor, HDC hdcMonitor, LPRECT lprcMonitor, LPARAM dwData) {
EnumSizeData *data = (EnumSizeData *)dwData;
if (data->count == data->screen) {
data->size.x = lprcMonitor->right - lprcMonitor->left;
data->size.y = lprcMonitor->bottom - lprcMonitor->top;
}
data->count++;
return TRUE;
}
Size2i DisplayServerWindows::screen_get_size(int p_screen) const {
_THREAD_SAFE_METHOD_
EnumSizeData data = { 0, p_screen == SCREEN_OF_MAIN_WINDOW ? window_get_current_screen() : p_screen, Size2() };
EnumDisplayMonitors(nullptr, nullptr, _MonitorEnumProcSize, (LPARAM)&data);
return data.size;
}
static BOOL CALLBACK _MonitorEnumProcUsableSize(HMONITOR hMonitor, HDC hdcMonitor, LPRECT lprcMonitor, LPARAM dwData) {
EnumRectData *data = (EnumRectData *)dwData;
if (data->count == data->screen) {
MONITORINFO minfo;
memset(&minfo, 0, sizeof(MONITORINFO));
minfo.cbSize = sizeof(MONITORINFO);
GetMonitorInfoA(hMonitor, &minfo);
data->rect.position.x = minfo.rcWork.left;
data->rect.position.y = minfo.rcWork.top;
data->rect.size.x = minfo.rcWork.right - minfo.rcWork.left;
data->rect.size.y = minfo.rcWork.bottom - minfo.rcWork.top;
}
data->count++;
return TRUE;
}
static BOOL CALLBACK _MonitorEnumProcRefreshRate(HMONITOR hMonitor, HDC hdcMonitor, LPRECT lprcMonitor, LPARAM dwData) {
EnumRefreshRateData *data = (EnumRefreshRateData *)dwData;
if (data->count == data->screen) {
MONITORINFOEXW minfo;
memset(&minfo, 0, sizeof(minfo));
minfo.cbSize = sizeof(minfo);
GetMonitorInfoW(hMonitor, &minfo);
DEVMODEW dm;
memset(&dm, 0, sizeof(dm));
dm.dmSize = sizeof(dm);
EnumDisplaySettingsW(minfo.szDevice, ENUM_CURRENT_SETTINGS, &dm);
data->rate = dm.dmDisplayFrequency;
}
data->count++;
return TRUE;
}
Rect2i DisplayServerWindows::screen_get_usable_rect(int p_screen) const {
_THREAD_SAFE_METHOD_
EnumRectData data = { 0, p_screen == SCREEN_OF_MAIN_WINDOW ? window_get_current_screen() : p_screen, Rect2i() };
EnumDisplayMonitors(nullptr, nullptr, _MonitorEnumProcUsableSize, (LPARAM)&data);
return data.rect;
}
typedef struct {
int count;
int screen;
int dpi;
} EnumDpiData;
enum _MonitorDpiType {
MDT_Effective_DPI = 0,
MDT_Angular_DPI = 1,
MDT_Raw_DPI = 2,
MDT_Default = MDT_Effective_DPI
};
static int QueryDpiForMonitor(HMONITOR hmon, _MonitorDpiType dpiType = MDT_Default) {
int dpiX = 96, dpiY = 96;
static HMODULE Shcore = nullptr;
typedef HRESULT(WINAPI * GetDPIForMonitor_t)(HMONITOR hmonitor, _MonitorDpiType dpiType, UINT * dpiX, UINT * dpiY);
static GetDPIForMonitor_t getDPIForMonitor = nullptr;
if (Shcore == nullptr) {
Shcore = LoadLibraryW(L"Shcore.dll");
getDPIForMonitor = Shcore ? (GetDPIForMonitor_t)GetProcAddress(Shcore, "GetDpiForMonitor") : nullptr;
if ((Shcore == nullptr) || (getDPIForMonitor == nullptr)) {
if (Shcore) {
FreeLibrary(Shcore);
}
Shcore = (HMODULE)INVALID_HANDLE_VALUE;
}
}
UINT x = 0, y = 0;
if (hmon && (Shcore != (HMODULE)INVALID_HANDLE_VALUE)) {
HRESULT hr = getDPIForMonitor(hmon, dpiType /*MDT_Effective_DPI*/, &x, &y);
if (SUCCEEDED(hr) && (x > 0) && (y > 0)) {
dpiX = (int)x;
dpiY = (int)y;
}
} else {
static int overallX = 0, overallY = 0;
if (overallX <= 0 || overallY <= 0) {
HDC hdc = GetDC(nullptr);
if (hdc) {
overallX = GetDeviceCaps(hdc, LOGPIXELSX);
overallY = GetDeviceCaps(hdc, LOGPIXELSY);
ReleaseDC(nullptr, hdc);
}
}
if (overallX > 0 && overallY > 0) {
dpiX = overallX;
dpiY = overallY;
}
}
return (dpiX + dpiY) / 2;
}
static BOOL CALLBACK _MonitorEnumProcDpi(HMONITOR hMonitor, HDC hdcMonitor, LPRECT lprcMonitor, LPARAM dwData) {
EnumDpiData *data = (EnumDpiData *)dwData;
if (data->count == data->screen) {
data->dpi = QueryDpiForMonitor(hMonitor);
}
data->count++;
return TRUE;
}
int DisplayServerWindows::screen_get_dpi(int p_screen) const {
_THREAD_SAFE_METHOD_
EnumDpiData data = { 0, p_screen == SCREEN_OF_MAIN_WINDOW ? window_get_current_screen() : p_screen, 72 };
EnumDisplayMonitors(nullptr, nullptr, _MonitorEnumProcDpi, (LPARAM)&data);
return data.dpi;
}
float DisplayServerWindows::screen_get_refresh_rate(int p_screen) const {
_THREAD_SAFE_METHOD_
EnumRefreshRateData data = { 0, p_screen == SCREEN_OF_MAIN_WINDOW ? window_get_current_screen() : p_screen, SCREEN_REFRESH_RATE_FALLBACK };
EnumDisplayMonitors(nullptr, nullptr, _MonitorEnumProcRefreshRate, (LPARAM)&data);
return data.rate;
}
bool DisplayServerWindows::screen_is_touchscreen(int p_screen) const {
#ifndef _MSC_VER
#warning touchscreen not working
#endif
return false;
}
void DisplayServerWindows::screen_set_orientation(ScreenOrientation p_orientation, int p_screen) {
}
DisplayServer::ScreenOrientation DisplayServerWindows::screen_get_orientation(int p_screen) const {
return SCREEN_LANDSCAPE;
}
void DisplayServerWindows::screen_set_keep_on(bool p_enable) {
}
bool DisplayServerWindows::screen_is_kept_on() const {
return false;
}
Vector<DisplayServer::WindowID> DisplayServerWindows::get_window_list() const {
_THREAD_SAFE_METHOD_
Vector<DisplayServer::WindowID> ret;
for (const KeyValue<WindowID, WindowData> &E : windows) {
ret.push_back(E.key);
}
return ret;
}
DisplayServer::WindowID DisplayServerWindows::get_window_at_screen_position(const Point2i &p_position) const {
POINT p;
p.x = p_position.x;
p.y = p_position.y;
HWND hwnd = WindowFromPoint(p);
for (const KeyValue<WindowID, WindowData> &E : windows) {
if (E.value.hWnd == hwnd) {
return E.key;
}
}
return INVALID_WINDOW_ID;
}
DisplayServer::WindowID DisplayServerWindows::create_sub_window(WindowMode p_mode, VSyncMode p_vsync_mode, uint32_t p_flags, const Rect2i &p_rect) {
_THREAD_SAFE_METHOD_
WindowID window_id = _create_window(p_mode, p_vsync_mode, p_flags, p_rect);
ERR_FAIL_COND_V_MSG(window_id == INVALID_WINDOW_ID, INVALID_WINDOW_ID, "Failed to create sub window.");
WindowData &wd = windows[window_id];
if (p_flags & WINDOW_FLAG_RESIZE_DISABLED_BIT) {
wd.resizable = false;
}
if (p_flags & WINDOW_FLAG_BORDERLESS_BIT) {
wd.borderless = true;
}
if (p_flags & WINDOW_FLAG_ALWAYS_ON_TOP_BIT && p_mode != WINDOW_MODE_FULLSCREEN && p_mode != WINDOW_MODE_EXCLUSIVE_FULLSCREEN) {
wd.always_on_top = true;
}
if (p_flags & WINDOW_FLAG_NO_FOCUS_BIT) {
wd.no_focus = true;
}
if (p_flags & WINDOW_FLAG_POPUP_BIT) {
wd.is_popup = true;
}
// Inherit icons from MAIN_WINDOW for all sub windows.
HICON mainwindow_icon = (HICON)SendMessage(windows[MAIN_WINDOW_ID].hWnd, WM_GETICON, ICON_SMALL, 0);
if (mainwindow_icon) {
SendMessage(windows[window_id].hWnd, WM_SETICON, ICON_SMALL, (LPARAM)mainwindow_icon);
}
mainwindow_icon = (HICON)SendMessage(windows[MAIN_WINDOW_ID].hWnd, WM_GETICON, ICON_BIG, 0);
if (mainwindow_icon) {
SendMessage(windows[window_id].hWnd, WM_SETICON, ICON_BIG, (LPARAM)mainwindow_icon);
}
return window_id;
}
void DisplayServerWindows::show_window(WindowID p_id) {
ERR_FAIL_COND(!windows.has(p_id));
WindowData &wd = windows[p_id];
popup_open(p_id);
if (p_id != MAIN_WINDOW_ID) {
_update_window_style(p_id);
}
if (wd.no_focus || wd.is_popup) {
// https://docs.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-showwindow
ShowWindow(wd.hWnd, SW_SHOWNA);
} else {
ShowWindow(wd.hWnd, SW_SHOW);
SetForegroundWindow(wd.hWnd); // Slightly higher priority.
SetFocus(wd.hWnd); // Set keyboard focus.
}
}
void DisplayServerWindows::delete_sub_window(WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
ERR_FAIL_COND_MSG(p_window == MAIN_WINDOW_ID, "Main window cannot be deleted.");
popup_close(p_window);
WindowData &wd = windows[p_window];
while (wd.transient_children.size()) {
window_set_transient(*wd.transient_children.begin(), INVALID_WINDOW_ID);
}
if (wd.transient_parent != INVALID_WINDOW_ID) {
window_set_transient(p_window, INVALID_WINDOW_ID);
}
#ifdef VULKAN_ENABLED
if (context_vulkan) {
context_vulkan->window_destroy(p_window);
}
#endif
#ifdef GLES3_ENABLED
if (gl_manager) {
gl_manager->window_destroy(p_window);
}
#endif
if ((tablet_get_current_driver() == "wintab") && wintab_available && windows[p_window].wtctx) {
wintab_WTClose(windows[p_window].wtctx);
windows[p_window].wtctx = 0;
}
DestroyWindow(windows[p_window].hWnd);
windows.erase(p_window);
}
void DisplayServerWindows::gl_window_make_current(DisplayServer::WindowID p_window_id) {
#if defined(GLES3_ENABLED)
gl_manager->window_make_current(p_window_id);
#endif
}
int64_t DisplayServerWindows::window_get_native_handle(HandleType p_handle_type, WindowID p_window) const {
ERR_FAIL_COND_V(!windows.has(p_window), 0);
switch (p_handle_type) {
case DISPLAY_HANDLE: {
return 0; // Not supported.
}
case WINDOW_HANDLE: {
return (int64_t)windows[p_window].hWnd;
}
case WINDOW_VIEW: {
return 0; // Not supported.
}
default: {
return 0;
}
}
}
void DisplayServerWindows::window_attach_instance_id(ObjectID p_instance, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
windows[p_window].instance_id = p_instance;
}
ObjectID DisplayServerWindows::window_get_attached_instance_id(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), ObjectID());
return windows[p_window].instance_id;
}
void DisplayServerWindows::window_set_rect_changed_callback(const Callable &p_callable, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
windows[p_window].rect_changed_callback = p_callable;
}
void DisplayServerWindows::window_set_window_event_callback(const Callable &p_callable, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
windows[p_window].event_callback = p_callable;
}
void DisplayServerWindows::window_set_input_event_callback(const Callable &p_callable, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
windows[p_window].input_event_callback = p_callable;
}
void DisplayServerWindows::window_set_input_text_callback(const Callable &p_callable, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
windows[p_window].input_text_callback = p_callable;
}
void DisplayServerWindows::window_set_drop_files_callback(const Callable &p_callable, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
windows[p_window].drop_files_callback = p_callable;
}
void DisplayServerWindows::window_set_title(const String &p_title, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
SetWindowTextW(windows[p_window].hWnd, (LPCWSTR)(p_title.utf16().get_data()));
}
void DisplayServerWindows::window_set_mouse_passthrough(const Vector<Vector2> &p_region, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
windows[p_window].mpath = p_region;
_update_window_mouse_passthrough(p_window);
}
void DisplayServerWindows::_update_window_mouse_passthrough(WindowID p_window) {
ERR_FAIL_COND(!windows.has(p_window));
if (windows[p_window].mpath.size() == 0) {
SetWindowRgn(windows[p_window].hWnd, nullptr, TRUE);
} else {
POINT *points = (POINT *)memalloc(sizeof(POINT) * windows[p_window].mpath.size());
for (int i = 0; i < windows[p_window].mpath.size(); i++) {
if (windows[p_window].borderless) {
points[i].x = windows[p_window].mpath[i].x;
points[i].y = windows[p_window].mpath[i].y;
} else {
points[i].x = windows[p_window].mpath[i].x + GetSystemMetrics(SM_CXSIZEFRAME);
points[i].y = windows[p_window].mpath[i].y + GetSystemMetrics(SM_CYSIZEFRAME) + GetSystemMetrics(SM_CYCAPTION);
}
}
HRGN region = CreatePolygonRgn(points, windows[p_window].mpath.size(), ALTERNATE);
SetWindowRgn(windows[p_window].hWnd, region, TRUE);
DeleteObject(region);
memfree(points);
}
}
int DisplayServerWindows::window_get_current_screen(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), -1);
EnumScreenData data = { 0, 0, MonitorFromWindow(windows[p_window].hWnd, MONITOR_DEFAULTTONEAREST) };
EnumDisplayMonitors(nullptr, nullptr, _MonitorEnumProcScreen, (LPARAM)&data);
return data.screen;
}
void DisplayServerWindows::window_set_current_screen(int p_screen, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
ERR_FAIL_INDEX(p_screen, get_screen_count());
const WindowData &wd = windows[p_window];
if (wd.fullscreen) {
int cs = window_get_current_screen(p_window);
if (cs == p_screen) {
return;
}
Point2 pos = screen_get_position(p_screen);
Size2 size = screen_get_size(p_screen);
MoveWindow(wd.hWnd, pos.x, pos.y, size.width, size.height, TRUE);
} else {
Vector2 ofs = window_get_position(p_window) - screen_get_position(window_get_current_screen(p_window));
window_set_position(ofs + screen_get_position(p_screen), p_window);
}
// Don't let the mouse leave the window when resizing to a smaller resolution.
if (mouse_mode == MOUSE_MODE_CONFINED || mouse_mode == MOUSE_MODE_CONFINED_HIDDEN) {
RECT crect;
GetClientRect(wd.hWnd, &crect);
ClientToScreen(wd.hWnd, (POINT *)&crect.left);
ClientToScreen(wd.hWnd, (POINT *)&crect.right);
ClipCursor(&crect);
}
}
Point2i DisplayServerWindows::window_get_position(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), Point2i());
const WindowData &wd = windows[p_window];
if (wd.minimized) {
return wd.last_pos;
}
POINT point;
point.x = 0;
point.y = 0;
ClientToScreen(wd.hWnd, &point);
return Point2i(point.x, point.y);
}
void DisplayServerWindows::_update_real_mouse_position(WindowID p_window) {
ERR_FAIL_COND(!windows.has(p_window));
POINT mouse_pos;
if (GetCursorPos(&mouse_pos) && ScreenToClient(windows[p_window].hWnd, &mouse_pos)) {
if (mouse_pos.x > 0 && mouse_pos.y > 0 && mouse_pos.x <= windows[p_window].width && mouse_pos.y <= windows[p_window].height) {
old_x = mouse_pos.x;
old_y = mouse_pos.y;
old_invalid = false;
Input::get_singleton()->set_mouse_position(Point2i(mouse_pos.x, mouse_pos.y));
}
}
}
void DisplayServerWindows::window_set_position(const Point2i &p_position, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
if (wd.fullscreen) {
return;
}
RECT rc;
rc.left = p_position.x;
rc.right = p_position.x + wd.width;
rc.bottom = p_position.y + wd.height;
rc.top = p_position.y;
const DWORD style = GetWindowLongPtr(wd.hWnd, GWL_STYLE);
const DWORD exStyle = GetWindowLongPtr(wd.hWnd, GWL_EXSTYLE);
AdjustWindowRectEx(&rc, style, false, exStyle);
MoveWindow(wd.hWnd, rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top, TRUE);
// Don't let the mouse leave the window when moved.
if (mouse_mode == MOUSE_MODE_CONFINED || mouse_mode == MOUSE_MODE_CONFINED_HIDDEN) {
RECT rect;
GetClientRect(wd.hWnd, &rect);
ClientToScreen(wd.hWnd, (POINT *)&rect.left);
ClientToScreen(wd.hWnd, (POINT *)&rect.right);
ClipCursor(&rect);
}
wd.last_pos = p_position;
_update_real_mouse_position(p_window);
}
void DisplayServerWindows::window_set_exclusive(WindowID p_window, bool p_exclusive) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
if (wd.exclusive != p_exclusive) {
wd.exclusive = p_exclusive;
if (wd.transient_parent != INVALID_WINDOW_ID) {
if (wd.exclusive) {
WindowData &wd_parent = windows[wd.transient_parent];
SetWindowLongPtr(wd.hWnd, GWLP_HWNDPARENT, (LONG_PTR)wd_parent.hWnd);
} else {
SetWindowLongPtr(wd.hWnd, GWLP_HWNDPARENT, (LONG_PTR) nullptr);
}
}
}
}
void DisplayServerWindows::window_set_transient(WindowID p_window, WindowID p_parent) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(p_window == p_parent);
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd_window = windows[p_window];
ERR_FAIL_COND(wd_window.transient_parent == p_parent);
ERR_FAIL_COND_MSG(wd_window.always_on_top, "Windows with the 'on top' can't become transient.");
if (p_parent == INVALID_WINDOW_ID) {
// Remove transient.
ERR_FAIL_COND(wd_window.transient_parent == INVALID_WINDOW_ID);
ERR_FAIL_COND(!windows.has(wd_window.transient_parent));
WindowData &wd_parent = windows[wd_window.transient_parent];
wd_window.transient_parent = INVALID_WINDOW_ID;
wd_parent.transient_children.erase(p_window);
if (wd_window.exclusive) {
SetWindowLongPtr(wd_window.hWnd, GWLP_HWNDPARENT, (LONG_PTR) nullptr);
}
} else {
ERR_FAIL_COND(!windows.has(p_parent));
ERR_FAIL_COND_MSG(wd_window.transient_parent != INVALID_WINDOW_ID, "Window already has a transient parent");
WindowData &wd_parent = windows[p_parent];
wd_window.transient_parent = p_parent;
wd_parent.transient_children.insert(p_window);
if (wd_window.exclusive) {
SetWindowLongPtr(wd_window.hWnd, GWLP_HWNDPARENT, (LONG_PTR)wd_parent.hWnd);
}
}
}
void DisplayServerWindows::window_set_max_size(const Size2i p_size, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
if ((p_size != Size2()) && ((p_size.x < wd.min_size.x) || (p_size.y < wd.min_size.y))) {
ERR_PRINT("Maximum window size can't be smaller than minimum window size!");
return;
}
wd.max_size = p_size;
}
Size2i DisplayServerWindows::window_get_max_size(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), Size2i());
const WindowData &wd = windows[p_window];
return wd.max_size;
}
void DisplayServerWindows::window_set_min_size(const Size2i p_size, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
if ((p_size != Size2()) && (wd.max_size != Size2()) && ((p_size.x > wd.max_size.x) || (p_size.y > wd.max_size.y))) {
ERR_PRINT("Minimum window size can't be larger than maximum window size!");
return;
}
wd.min_size = p_size;
}
Size2i DisplayServerWindows::window_get_min_size(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), Size2i());
const WindowData &wd = windows[p_window];
return wd.min_size;
}
void DisplayServerWindows::window_set_size(const Size2i p_size, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
int w = p_size.width;
int h = p_size.height;
wd.width = w;
wd.height = h;
#if defined(VULKAN_ENABLED)
if (context_vulkan) {
context_vulkan->window_resize(p_window, w, h);
}
#endif
#if defined(GLES3_ENABLED)
if (gl_manager) {
gl_manager->window_resize(p_window, w, h);
}
#endif
if (wd.fullscreen) {
return;
}
RECT rect;
GetWindowRect(wd.hWnd, &rect);
if (!wd.borderless) {
RECT crect;
GetClientRect(wd.hWnd, &crect);
w += (rect.right - rect.left) - (crect.right - crect.left);
h += (rect.bottom - rect.top) - (crect.bottom - crect.top);
}
MoveWindow(wd.hWnd, rect.left, rect.top, w, h, TRUE);
// Don't let the mouse leave the window when resizing to a smaller resolution.
if (mouse_mode == MOUSE_MODE_CONFINED || mouse_mode == MOUSE_MODE_CONFINED_HIDDEN) {
RECT crect;
GetClientRect(wd.hWnd, &crect);
ClientToScreen(wd.hWnd, (POINT *)&crect.left);
ClientToScreen(wd.hWnd, (POINT *)&crect.right);
ClipCursor(&crect);
}
}
Size2i DisplayServerWindows::window_get_size(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), Size2i());
const WindowData &wd = windows[p_window];
// GetClientRect() returns a zero rect for a minimized window, so we need to get the size in another way.
if (wd.minimized) {
return Size2(wd.width, wd.height);
}
RECT r;
if (GetClientRect(wd.hWnd, &r)) { // Retrieves area inside of window border, including decoration.
return Size2(r.right - r.left, r.bottom - r.top);
}
return Size2();
}
Size2i DisplayServerWindows::window_get_real_size(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), Size2i());
const WindowData &wd = windows[p_window];
RECT r;
if (GetWindowRect(wd.hWnd, &r)) { // Retrieves area inside of window border, including decoration.
return Size2(r.right - r.left, r.bottom - r.top);
}
return Size2();
}
void DisplayServerWindows::_get_window_style(bool p_main_window, bool p_fullscreen, bool p_multiwindow_fs, bool p_borderless, bool p_resizable, bool p_maximized, bool p_no_activate_focus, DWORD &r_style, DWORD &r_style_ex) {
// Windows docs for window styles:
// https://docs.microsoft.com/en-us/windows/win32/winmsg/window-styles
// https://docs.microsoft.com/en-us/windows/win32/winmsg/extended-window-styles
r_style = 0;
r_style_ex = WS_EX_WINDOWEDGE;
if (p_main_window) {
r_style_ex |= WS_EX_APPWINDOW;
r_style |= WS_VISIBLE;
}
if (p_fullscreen || p_borderless) {
r_style |= WS_POPUP; // p_borderless was WS_EX_TOOLWINDOW in the past.
if (p_fullscreen && p_multiwindow_fs) {
r_style |= WS_BORDER; // Allows child windows to be displayed on top of full screen.
}
} else {
if (p_resizable) {
if (p_maximized) {
r_style = WS_OVERLAPPEDWINDOW | WS_MAXIMIZE;
} else {
r_style = WS_OVERLAPPEDWINDOW;
}
} else {
r_style = WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU;
}
}
if (p_no_activate_focus) {
r_style_ex |= WS_EX_TOPMOST | WS_EX_NOACTIVATE;
}
if (!p_borderless && !p_no_activate_focus) {
r_style |= WS_VISIBLE;
}
r_style |= WS_CLIPCHILDREN | WS_CLIPSIBLINGS;
r_style_ex |= WS_EX_ACCEPTFILES;
}
void DisplayServerWindows::_update_window_style(WindowID p_window, bool p_repaint) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
DWORD style = 0;
DWORD style_ex = 0;
_get_window_style(p_window == MAIN_WINDOW_ID, wd.fullscreen, wd.multiwindow_fs, wd.borderless, wd.resizable, wd.maximized, wd.no_focus || wd.is_popup, style, style_ex);
SetWindowLongPtr(wd.hWnd, GWL_STYLE, style);
SetWindowLongPtr(wd.hWnd, GWL_EXSTYLE, style_ex);
if (icon.is_valid()) {
set_icon(icon);
}
SetWindowPos(wd.hWnd, wd.always_on_top ? HWND_TOPMOST : HWND_NOTOPMOST, 0, 0, 0, 0, SWP_FRAMECHANGED | SWP_NOMOVE | SWP_NOSIZE | ((wd.no_focus || wd.is_popup) ? SWP_NOACTIVATE : 0));
if (p_repaint) {
RECT rect;
GetWindowRect(wd.hWnd, &rect);
MoveWindow(wd.hWnd, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, TRUE);
}
}
void DisplayServerWindows::window_set_mode(WindowMode p_mode, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
if (wd.fullscreen && p_mode != WINDOW_MODE_FULLSCREEN && p_mode != WINDOW_MODE_EXCLUSIVE_FULLSCREEN) {
RECT rect;
wd.fullscreen = false;
wd.multiwindow_fs = false;
wd.maximized = wd.was_maximized;
if (wd.pre_fs_valid) {
rect = wd.pre_fs_rect;
} else {
rect.left = 0;
rect.right = wd.width;
rect.top = 0;
rect.bottom = wd.height;
wd.pre_fs_valid = true;
}
_update_window_style(p_window, false);
MoveWindow(wd.hWnd, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, TRUE);
if (restore_mouse_trails > 1) {
SystemParametersInfoA(SPI_SETMOUSETRAILS, restore_mouse_trails, 0, 0);
restore_mouse_trails = 0;
}
} else if (p_mode == WINDOW_MODE_WINDOWED) {
ShowWindow(wd.hWnd, SW_RESTORE);
wd.maximized = false;
wd.minimized = false;
}
if (p_mode == WINDOW_MODE_MAXIMIZED) {
ShowWindow(wd.hWnd, SW_MAXIMIZE);
wd.maximized = true;
wd.minimized = false;
}
if (p_mode == WINDOW_MODE_MINIMIZED) {
ShowWindow(wd.hWnd, SW_MINIMIZE);
wd.maximized = false;
wd.minimized = true;
}
if (p_mode == WINDOW_MODE_EXCLUSIVE_FULLSCREEN) {
wd.multiwindow_fs = false;
_update_window_style(p_window, false);
} else {
wd.multiwindow_fs = true;
_update_window_style(p_window, false);
}
if ((p_mode == WINDOW_MODE_FULLSCREEN || p_mode == WINDOW_MODE_EXCLUSIVE_FULLSCREEN) && !wd.fullscreen) {
if (wd.minimized) {
ShowWindow(wd.hWnd, SW_RESTORE);
}
wd.was_maximized = wd.maximized;
if (wd.pre_fs_valid) {
GetWindowRect(wd.hWnd, &wd.pre_fs_rect);
}
int cs = window_get_current_screen(p_window);
Point2 pos = screen_get_position(cs);
Size2 size = screen_get_size(cs);
wd.fullscreen = true;
wd.maximized = false;
wd.minimized = false;
_update_window_style(p_window, false);
MoveWindow(wd.hWnd, pos.x, pos.y, size.width, size.height, TRUE);
// If the user has mouse trails enabled in windows, then sometimes the cursor disappears in fullscreen mode.
// Save number of trails so we can restore when exiting, then turn off mouse trails
SystemParametersInfoA(SPI_GETMOUSETRAILS, 0, &restore_mouse_trails, 0);
if (restore_mouse_trails > 1) {
SystemParametersInfoA(SPI_SETMOUSETRAILS, 0, 0, 0);
}
}
// Don't let the mouse leave the window when resizing to a smaller resolution.
if (mouse_mode == MOUSE_MODE_CONFINED || mouse_mode == MOUSE_MODE_CONFINED_HIDDEN) {
RECT crect;
GetClientRect(wd.hWnd, &crect);
ClientToScreen(wd.hWnd, (POINT *)&crect.left);
ClientToScreen(wd.hWnd, (POINT *)&crect.right);
ClipCursor(&crect);
}
}
DisplayServer::WindowMode DisplayServerWindows::window_get_mode(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), WINDOW_MODE_WINDOWED);
const WindowData &wd = windows[p_window];
if (wd.fullscreen) {
if (wd.multiwindow_fs) {
return WINDOW_MODE_FULLSCREEN;
} else {
return WINDOW_MODE_EXCLUSIVE_FULLSCREEN;
}
} else if (wd.minimized) {
return WINDOW_MODE_MINIMIZED;
} else if (wd.maximized) {
return WINDOW_MODE_MAXIMIZED;
} else {
return WINDOW_MODE_WINDOWED;
}
}
bool DisplayServerWindows::window_is_maximize_allowed(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), false);
// FIXME: Implement this, or confirm that it should always be true.
return true;
}
void DisplayServerWindows::window_set_flag(WindowFlags p_flag, bool p_enabled, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
switch (p_flag) {
case WINDOW_FLAG_RESIZE_DISABLED: {
wd.resizable = !p_enabled;
_update_window_style(p_window);
} break;
case WINDOW_FLAG_BORDERLESS: {
wd.borderless = p_enabled;
_update_window_style(p_window);
_update_window_mouse_passthrough(p_window);
ShowWindow(wd.hWnd, (wd.no_focus || wd.is_popup) ? SW_SHOWNOACTIVATE : SW_SHOW); // Show the window.
} break;
case WINDOW_FLAG_ALWAYS_ON_TOP: {
ERR_FAIL_COND_MSG(wd.transient_parent != INVALID_WINDOW_ID && p_enabled, "Transient windows can't become on top");
wd.always_on_top = p_enabled;
_update_window_style(p_window);
} break;
case WINDOW_FLAG_TRANSPARENT: {
// FIXME: Implement.
} break;
case WINDOW_FLAG_NO_FOCUS: {
wd.no_focus = p_enabled;
_update_window_style(p_window);
} break;
case WINDOW_FLAG_POPUP: {
ERR_FAIL_COND_MSG(p_window == MAIN_WINDOW_ID, "Main window can't be popup.");
ERR_FAIL_COND_MSG(IsWindowVisible(wd.hWnd) && (wd.is_popup != p_enabled), "Popup flag can't changed while window is opened.");
wd.is_popup = p_enabled;
} break;
case WINDOW_FLAG_MAX:
break;
}
}
bool DisplayServerWindows::window_get_flag(WindowFlags p_flag, WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), false);
const WindowData &wd = windows[p_window];
switch (p_flag) {
case WINDOW_FLAG_RESIZE_DISABLED: {
return !wd.resizable;
} break;
case WINDOW_FLAG_BORDERLESS: {
return wd.borderless;
} break;
case WINDOW_FLAG_ALWAYS_ON_TOP: {
return wd.always_on_top;
} break;
case WINDOW_FLAG_TRANSPARENT: {
// FIXME: Implement.
} break;
case WINDOW_FLAG_NO_FOCUS: {
return wd.no_focus;
} break;
case WINDOW_FLAG_POPUP: {
return wd.is_popup;
} break;
case WINDOW_FLAG_MAX:
break;
}
return false;
}
void DisplayServerWindows::window_request_attention(WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
const WindowData &wd = windows[p_window];
FLASHWINFO info;
info.cbSize = sizeof(FLASHWINFO);
info.hwnd = wd.hWnd;
info.dwFlags = FLASHW_TRAY;
info.dwTimeout = 0;
info.uCount = 2;
FlashWindowEx(&info);
}
void DisplayServerWindows::window_move_to_foreground(WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
if (!wd.no_focus && !wd.is_popup) {
SetForegroundWindow(wd.hWnd);
}
}
bool DisplayServerWindows::window_can_draw(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), false);
const WindowData &wd = windows[p_window];
return !wd.minimized;
}
bool DisplayServerWindows::can_any_window_draw() const {
_THREAD_SAFE_METHOD_
for (const KeyValue<WindowID, WindowData> &E : windows) {
if (!E.value.minimized) {
return true;
}
}
return false;
}
void DisplayServerWindows::window_set_ime_active(const bool p_active, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
if (p_active) {
ImmAssociateContext(wd.hWnd, wd.im_himc);
window_set_ime_position(wd.im_position, p_window);
} else {
ImmAssociateContext(wd.hWnd, (HIMC)0);
}
}
void DisplayServerWindows::window_set_ime_position(const Point2i &p_pos, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
wd.im_position = p_pos;
HIMC himc = ImmGetContext(wd.hWnd);
if (himc == (HIMC)0) {
return;
}
COMPOSITIONFORM cps;
cps.dwStyle = CFS_FORCE_POSITION;
cps.ptCurrentPos.x = wd.im_position.x;
cps.ptCurrentPos.y = wd.im_position.y;
ImmSetCompositionWindow(himc, &cps);
ImmReleaseContext(wd.hWnd, himc);
}
void DisplayServerWindows::cursor_set_shape(CursorShape p_shape) {
_THREAD_SAFE_METHOD_
ERR_FAIL_INDEX(p_shape, CURSOR_MAX);
if (cursor_shape == p_shape) {
return;
}
if (mouse_mode != MOUSE_MODE_VISIBLE && mouse_mode != MOUSE_MODE_CONFINED) {
cursor_shape = p_shape;
return;
}
static const LPCTSTR win_cursors[CURSOR_MAX] = {
IDC_ARROW,
IDC_IBEAM,
IDC_HAND, // Finger.
IDC_CROSS,
IDC_WAIT,
IDC_APPSTARTING,
IDC_SIZEALL,
IDC_ARROW,
IDC_NO,
IDC_SIZENS,
IDC_SIZEWE,
IDC_SIZENESW,
IDC_SIZENWSE,
IDC_SIZEALL,
IDC_SIZENS,
IDC_SIZEWE,
IDC_HELP
};
if (cursors[p_shape] != nullptr) {
SetCursor(cursors[p_shape]);
} else {
SetCursor(LoadCursor(hInstance, win_cursors[p_shape]));
}
cursor_shape = p_shape;
}
DisplayServer::CursorShape DisplayServerWindows::cursor_get_shape() const {
return cursor_shape;
}
void DisplayServerWindows::GetMaskBitmaps(HBITMAP hSourceBitmap, COLORREF clrTransparent, OUT HBITMAP &hAndMaskBitmap, OUT HBITMAP &hXorMaskBitmap) {
// Get the system display DC.
HDC hDC = GetDC(nullptr);
// Create helper DC.
HDC hMainDC = CreateCompatibleDC(hDC);
HDC hAndMaskDC = CreateCompatibleDC(hDC);
HDC hXorMaskDC = CreateCompatibleDC(hDC);
// Get the dimensions of the source bitmap.
BITMAP bm;
GetObject(hSourceBitmap, sizeof(BITMAP), &bm);
// Create the mask bitmaps.
hAndMaskBitmap = CreateCompatibleBitmap(hDC, bm.bmWidth, bm.bmHeight); // Color.
hXorMaskBitmap = CreateCompatibleBitmap(hDC, bm.bmWidth, bm.bmHeight); // Color.
// Release the system display DC.
ReleaseDC(nullptr, hDC);
// Select the bitmaps to helper DC.
HBITMAP hOldMainBitmap = (HBITMAP)SelectObject(hMainDC, hSourceBitmap);
HBITMAP hOldAndMaskBitmap = (HBITMAP)SelectObject(hAndMaskDC, hAndMaskBitmap);
HBITMAP hOldXorMaskBitmap = (HBITMAP)SelectObject(hXorMaskDC, hXorMaskBitmap);
// Assign the monochrome AND mask bitmap pixels so that the pixels of the source bitmap
// with 'clrTransparent' will be white pixels of the monochrome bitmap.
SetBkColor(hMainDC, clrTransparent);
BitBlt(hAndMaskDC, 0, 0, bm.bmWidth, bm.bmHeight, hMainDC, 0, 0, SRCCOPY);
// Assign the color XOR mask bitmap pixels so that the pixels of the source bitmap
// with 'clrTransparent' will be black and rest the pixels same as corresponding
// pixels of the source bitmap.
SetBkColor(hXorMaskDC, RGB(0, 0, 0));
SetTextColor(hXorMaskDC, RGB(255, 255, 255));
BitBlt(hXorMaskDC, 0, 0, bm.bmWidth, bm.bmHeight, hAndMaskDC, 0, 0, SRCCOPY);
BitBlt(hXorMaskDC, 0, 0, bm.bmWidth, bm.bmHeight, hMainDC, 0, 0, SRCAND);
// Deselect bitmaps from the helper DC.
SelectObject(hMainDC, hOldMainBitmap);
SelectObject(hAndMaskDC, hOldAndMaskBitmap);
SelectObject(hXorMaskDC, hOldXorMaskBitmap);
// Delete the helper DC.
DeleteDC(hXorMaskDC);
DeleteDC(hAndMaskDC);
DeleteDC(hMainDC);
}
void DisplayServerWindows::cursor_set_custom_image(const Ref<Resource> &p_cursor, CursorShape p_shape, const Vector2 &p_hotspot) {
_THREAD_SAFE_METHOD_
if (p_cursor.is_valid()) {
RBMap<CursorShape, Vector<Variant>>::Element *cursor_c = cursors_cache.find(p_shape);
if (cursor_c) {
if (cursor_c->get()[0] == p_cursor && cursor_c->get()[1] == p_hotspot) {
cursor_set_shape(p_shape);
return;
}
cursors_cache.erase(p_shape);
}
Ref<Texture2D> texture = p_cursor;
Ref<AtlasTexture> atlas_texture = p_cursor;
Ref<Image> image;
Size2 texture_size;
Rect2 atlas_rect;
if (texture.is_valid()) {
image = texture->get_image();
}
if (!image.is_valid() && atlas_texture.is_valid()) {
texture = atlas_texture->get_atlas();
atlas_rect.size.width = texture->get_width();
atlas_rect.size.height = texture->get_height();
atlas_rect.position.x = atlas_texture->get_region().position.x;
atlas_rect.position.y = atlas_texture->get_region().position.y;
texture_size.width = atlas_texture->get_region().size.x;
texture_size.height = atlas_texture->get_region().size.y;
} else if (image.is_valid()) {
texture_size.width = texture->get_width();
texture_size.height = texture->get_height();
}
ERR_FAIL_COND(!texture.is_valid());
ERR_FAIL_COND(p_hotspot.x < 0 || p_hotspot.y < 0);
ERR_FAIL_COND(texture_size.width > 256 || texture_size.height > 256);
ERR_FAIL_COND(p_hotspot.x > texture_size.width || p_hotspot.y > texture_size.height);
image = texture->get_image();
ERR_FAIL_COND(!image.is_valid());
UINT image_size = texture_size.width * texture_size.height;
// Create the BITMAP with alpha channel.
COLORREF *buffer = (COLORREF *)memalloc(sizeof(COLORREF) * image_size);
for (UINT index = 0; index < image_size; index++) {
int row_index = floor(index / texture_size.width) + atlas_rect.position.y;
int column_index = (index % int(texture_size.width)) + atlas_rect.position.x;
if (atlas_texture.is_valid()) {
column_index = MIN(column_index, atlas_rect.size.width - 1);
row_index = MIN(row_index, atlas_rect.size.height - 1);
}
*(buffer + index) = image->get_pixel(column_index, row_index).to_argb32();
}
// Using 4 channels, so 4 * 8 bits.
HBITMAP bitmap = CreateBitmap(texture_size.width, texture_size.height, 1, 4 * 8, buffer);
COLORREF clrTransparent = -1;
// Create the AND and XOR masks for the bitmap.
HBITMAP hAndMask = nullptr;
HBITMAP hXorMask = nullptr;
GetMaskBitmaps(bitmap, clrTransparent, hAndMask, hXorMask);
if (nullptr == hAndMask || nullptr == hXorMask) {
memfree(buffer);
DeleteObject(bitmap);
return;
}
// Finally, create the icon.
ICONINFO iconinfo;
iconinfo.fIcon = FALSE;
iconinfo.xHotspot = p_hotspot.x;
iconinfo.yHotspot = p_hotspot.y;
iconinfo.hbmMask = hAndMask;
iconinfo.hbmColor = hXorMask;
if (cursors[p_shape]) {
DestroyIcon(cursors[p_shape]);
}
cursors[p_shape] = CreateIconIndirect(&iconinfo);
Vector<Variant> params;
params.push_back(p_cursor);
params.push_back(p_hotspot);
cursors_cache.insert(p_shape, params);
if (p_shape == cursor_shape) {
if (mouse_mode == MOUSE_MODE_VISIBLE || mouse_mode == MOUSE_MODE_CONFINED) {
SetCursor(cursors[p_shape]);
}
}
DeleteObject(hAndMask);
DeleteObject(hXorMask);
memfree(buffer);
DeleteObject(bitmap);
} else {
// Reset to default system cursor.
if (cursors[p_shape]) {
DestroyIcon(cursors[p_shape]);
cursors[p_shape] = nullptr;
}
CursorShape c = cursor_shape;
cursor_shape = CURSOR_MAX;
cursor_set_shape(c);
cursors_cache.erase(p_shape);
}
}
bool DisplayServerWindows::get_swap_cancel_ok() {
return true;
}
void DisplayServerWindows::enable_for_stealing_focus(OS::ProcessID pid) {
_THREAD_SAFE_METHOD_
AllowSetForegroundWindow(pid);
}
int DisplayServerWindows::keyboard_get_layout_count() const {
return GetKeyboardLayoutList(0, nullptr);
}
int DisplayServerWindows::keyboard_get_current_layout() const {
HKL cur_layout = GetKeyboardLayout(0);
int layout_count = GetKeyboardLayoutList(0, nullptr);
HKL *layouts = (HKL *)memalloc(layout_count * sizeof(HKL));
GetKeyboardLayoutList(layout_count, layouts);
for (int i = 0; i < layout_count; i++) {
if (cur_layout == layouts[i]) {
memfree(layouts);
return i;
}
}
memfree(layouts);
return -1;
}
void DisplayServerWindows::keyboard_set_current_layout(int p_index) {
int layout_count = GetKeyboardLayoutList(0, nullptr);
ERR_FAIL_INDEX(p_index, layout_count);
HKL *layouts = (HKL *)memalloc(layout_count * sizeof(HKL));
GetKeyboardLayoutList(layout_count, layouts);
ActivateKeyboardLayout(layouts[p_index], KLF_SETFORPROCESS);
memfree(layouts);
}
String DisplayServerWindows::keyboard_get_layout_language(int p_index) const {
int layout_count = GetKeyboardLayoutList(0, nullptr);
ERR_FAIL_INDEX_V(p_index, layout_count, "");
HKL *layouts = (HKL *)memalloc(layout_count * sizeof(HKL));
GetKeyboardLayoutList(layout_count, layouts);
WCHAR buf[LOCALE_NAME_MAX_LENGTH];
memset(buf, 0, LOCALE_NAME_MAX_LENGTH * sizeof(WCHAR));
LCIDToLocaleName(MAKELCID(LOWORD(layouts[p_index]), SORT_DEFAULT), buf, LOCALE_NAME_MAX_LENGTH, 0);
memfree(layouts);
return String::utf16((const char16_t *)buf).substr(0, 2);
}
Key DisplayServerWindows::keyboard_get_keycode_from_physical(Key p_keycode) const {
Key modifiers = p_keycode & KeyModifierMask::MODIFIER_MASK;
Key keycode_no_mod = (Key)(p_keycode & KeyModifierMask::CODE_MASK);
if (keycode_no_mod == Key::PRINT ||
keycode_no_mod == Key::KP_ADD ||
keycode_no_mod == Key::KP_5 ||
(keycode_no_mod >= Key::KEY_0 && keycode_no_mod <= Key::KEY_9)) {
return p_keycode;
}
unsigned int scancode = KeyMappingWindows::get_scancode(keycode_no_mod);
if (scancode == 0) {
return p_keycode;
}
HKL current_layout = GetKeyboardLayout(0);
UINT vk = MapVirtualKeyEx(scancode, MAPVK_VSC_TO_VK, current_layout);
if (vk == 0) {
return p_keycode;
}
UINT char_code = MapVirtualKeyEx(vk, MAPVK_VK_TO_CHAR, current_layout) & 0x7FFF;
// Unlike a similar Linux/BSD check which matches full Latin-1 range,
// we limit these to ASCII to fix some layouts, including Arabic ones
if (char_code >= 32 && char_code <= 127) {
// Godot uses 'braces' instead of 'brackets'
if (char_code == (unsigned int)Key::BRACKETLEFT || char_code == (unsigned int)Key::BRACKETRIGHT) {
char_code += 32;
}
return (Key)(char_code | (unsigned int)modifiers);
}
return (Key)(KeyMappingWindows::get_keysym(vk) | modifiers);
}
String _get_full_layout_name_from_registry(HKL p_layout) {
String id = "SYSTEM\\CurrentControlSet\\Control\\Keyboard Layouts\\" + String::num_int64((int64_t)p_layout, 16, false).lpad(8, "0");
String ret;
HKEY hkey;
WCHAR layout_text[1024];
memset(layout_text, 0, 1024 * sizeof(WCHAR));
if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, (LPCWSTR)(id.utf16().get_data()), 0, KEY_QUERY_VALUE, &hkey) != ERROR_SUCCESS) {
return ret;
}
DWORD buffer = 1024;
DWORD vtype = REG_SZ;
if (RegQueryValueExW(hkey, L"Layout Text", nullptr, &vtype, (LPBYTE)layout_text, &buffer) == ERROR_SUCCESS) {
ret = String::utf16((const char16_t *)layout_text);
}
RegCloseKey(hkey);
return ret;
}
String DisplayServerWindows::keyboard_get_layout_name(int p_index) const {
int layout_count = GetKeyboardLayoutList(0, nullptr);
ERR_FAIL_INDEX_V(p_index, layout_count, "");
HKL *layouts = (HKL *)memalloc(layout_count * sizeof(HKL));
GetKeyboardLayoutList(layout_count, layouts);
String ret = _get_full_layout_name_from_registry(layouts[p_index]); // Try reading full name from Windows registry, fallback to locale name if failed (e.g. on Wine).
if (ret.is_empty()) {
WCHAR buf[LOCALE_NAME_MAX_LENGTH];
memset(buf, 0, LOCALE_NAME_MAX_LENGTH * sizeof(WCHAR));
LCIDToLocaleName(MAKELCID(LOWORD(layouts[p_index]), SORT_DEFAULT), buf, LOCALE_NAME_MAX_LENGTH, 0);
WCHAR name[1024];
memset(name, 0, 1024 * sizeof(WCHAR));
GetLocaleInfoEx(buf, LOCALE_SLOCALIZEDDISPLAYNAME, (LPWSTR)&name, 1024);
ret = String::utf16((const char16_t *)name);
}
memfree(layouts);
return ret;
}
void DisplayServerWindows::process_events() {
_THREAD_SAFE_METHOD_
MSG msg;
if (!drop_events) {
joypad->process_joypads();
}
while (PeekMessageW(&msg, nullptr, 0, 0, PM_REMOVE)) {
TranslateMessage(&msg);
DispatchMessageW(&msg);
}
if (!drop_events) {
_process_key_events();
Input::get_singleton()->flush_buffered_events();
}
}
void DisplayServerWindows::force_process_and_drop_events() {
_THREAD_SAFE_METHOD_
drop_events = true;
process_events();
drop_events = false;
}
void DisplayServerWindows::release_rendering_thread() {
}
void DisplayServerWindows::make_rendering_thread() {
}
void DisplayServerWindows::swap_buffers() {
#if defined(GLES3_ENABLED)
if (gl_manager) {
gl_manager->swap_buffers();
}
#endif
}
void DisplayServerWindows::set_native_icon(const String &p_filename) {
_THREAD_SAFE_METHOD_
Ref<FileAccess> f = FileAccess::open(p_filename, FileAccess::READ);
ERR_FAIL_COND_MSG(f.is_null(), "Cannot open file with icon '" + p_filename + "'.");
ICONDIR *icon_dir = (ICONDIR *)memalloc(sizeof(ICONDIR));
int pos = 0;
icon_dir->idReserved = f->get_32();
pos += sizeof(WORD);
f->seek(pos);
icon_dir->idType = f->get_32();
pos += sizeof(WORD);
f->seek(pos);
ERR_FAIL_COND_MSG(icon_dir->idType != 1, "Invalid icon file format!");
icon_dir->idCount = f->get_32();
pos += sizeof(WORD);
f->seek(pos);
icon_dir = (ICONDIR *)memrealloc(icon_dir, 3 * sizeof(WORD) + icon_dir->idCount * sizeof(ICONDIRENTRY));
f->get_buffer((uint8_t *)&icon_dir->idEntries[0], icon_dir->idCount * sizeof(ICONDIRENTRY));
int small_icon_index = -1; // Select 16x16 with largest color count.
int small_icon_cc = 0;
int big_icon_index = -1; // Select largest.
int big_icon_width = 16;
int big_icon_cc = 0;
for (int i = 0; i < icon_dir->idCount; i++) {
int colors = (icon_dir->idEntries[i].bColorCount == 0) ? 32768 : icon_dir->idEntries[i].bColorCount;
int width = (icon_dir->idEntries[i].bWidth == 0) ? 256 : icon_dir->idEntries[i].bWidth;
if (width == 16) {
if (colors >= small_icon_cc) {
small_icon_index = i;
small_icon_cc = colors;
}
}
if (width >= big_icon_width) {
if (colors >= big_icon_cc) {
big_icon_index = i;
big_icon_width = width;
big_icon_cc = colors;
}
}
}
ERR_FAIL_COND_MSG(big_icon_index == -1, "No valid icons found!");
if (small_icon_index == -1) {
WARN_PRINT("No small icon found, reusing " + itos(big_icon_width) + "x" + itos(big_icon_width) + " @" + itos(big_icon_cc) + " icon!");
small_icon_index = big_icon_index;
small_icon_cc = big_icon_cc;
}
// Read the big icon.
DWORD bytecount_big = icon_dir->idEntries[big_icon_index].dwBytesInRes;
Vector<uint8_t> data_big;
data_big.resize(bytecount_big);
pos = icon_dir->idEntries[big_icon_index].dwImageOffset;
f->seek(pos);
f->get_buffer((uint8_t *)&data_big.write[0], bytecount_big);
HICON icon_big = CreateIconFromResource((PBYTE)&data_big.write[0], bytecount_big, TRUE, 0x00030000);
ERR_FAIL_COND_MSG(!icon_big, "Could not create " + itos(big_icon_width) + "x" + itos(big_icon_width) + " @" + itos(big_icon_cc) + " icon, error: " + format_error_message(GetLastError()) + ".");
// Read the small icon.
DWORD bytecount_small = icon_dir->idEntries[small_icon_index].dwBytesInRes;
Vector<uint8_t> data_small;
data_small.resize(bytecount_small);
pos = icon_dir->idEntries[small_icon_index].dwImageOffset;
f->seek(pos);
f->get_buffer((uint8_t *)&data_small.write[0], bytecount_small);
HICON icon_small = CreateIconFromResource((PBYTE)&data_small.write[0], bytecount_small, TRUE, 0x00030000);
ERR_FAIL_COND_MSG(!icon_small, "Could not create 16x16 @" + itos(small_icon_cc) + " icon, error: " + format_error_message(GetLastError()) + ".");
// Online tradition says to be sure last error is cleared and set the small icon first.
int err = 0;
SetLastError(err);
SendMessage(windows[MAIN_WINDOW_ID].hWnd, WM_SETICON, ICON_SMALL, (LPARAM)icon_small);
err = GetLastError();
ERR_FAIL_COND_MSG(err, "Error setting ICON_SMALL: " + format_error_message(err) + ".");
SendMessage(windows[MAIN_WINDOW_ID].hWnd, WM_SETICON, ICON_BIG, (LPARAM)icon_big);
err = GetLastError();
ERR_FAIL_COND_MSG(err, "Error setting ICON_BIG: " + format_error_message(err) + ".");
memdelete(icon_dir);
}
void DisplayServerWindows::set_icon(const Ref<Image> &p_icon) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!p_icon.is_valid());
if (icon != p_icon) {
icon = p_icon->duplicate();
if (icon->get_format() != Image::FORMAT_RGBA8) {
icon->convert(Image::FORMAT_RGBA8);
}
}
int w = icon->get_width();
int h = icon->get_height();
// Create temporary bitmap buffer.
int icon_len = 40 + h * w * 4;
Vector<BYTE> v;
v.resize(icon_len);
BYTE *icon_bmp = v.ptrw();
encode_uint32(40, &icon_bmp[0]);
encode_uint32(w, &icon_bmp[4]);
encode_uint32(h * 2, &icon_bmp[8]);
encode_uint16(1, &icon_bmp[12]);
encode_uint16(32, &icon_bmp[14]);
encode_uint32(BI_RGB, &icon_bmp[16]);
encode_uint32(w * h * 4, &icon_bmp[20]);
encode_uint32(0, &icon_bmp[24]);
encode_uint32(0, &icon_bmp[28]);
encode_uint32(0, &icon_bmp[32]);
encode_uint32(0, &icon_bmp[36]);
uint8_t *wr = &icon_bmp[40];
const uint8_t *r = icon->get_data().ptr();
for (int i = 0; i < h; i++) {
for (int j = 0; j < w; j++) {
const uint8_t *rpx = &r[((h - i - 1) * w + j) * 4];
uint8_t *wpx = &wr[(i * w + j) * 4];
wpx[0] = rpx[2];
wpx[1] = rpx[1];
wpx[2] = rpx[0];
wpx[3] = rpx[3];
}
}
HICON hicon = CreateIconFromResource(icon_bmp, icon_len, TRUE, 0x00030000);
// Set the icon for the window.
SendMessage(windows[MAIN_WINDOW_ID].hWnd, WM_SETICON, ICON_SMALL, (LPARAM)hicon);
// Set the icon in the task manager (should we do this?).
SendMessage(windows[MAIN_WINDOW_ID].hWnd, WM_SETICON, ICON_BIG, (LPARAM)hicon);
}
void DisplayServerWindows::window_set_vsync_mode(DisplayServer::VSyncMode p_vsync_mode, WindowID p_window) {
_THREAD_SAFE_METHOD_
#if defined(VULKAN_ENABLED)
if (context_vulkan) {
context_vulkan->set_vsync_mode(p_window, p_vsync_mode);
}
#endif
}
DisplayServer::VSyncMode DisplayServerWindows::window_get_vsync_mode(WindowID p_window) const {
_THREAD_SAFE_METHOD_
#if defined(VULKAN_ENABLED)
if (context_vulkan) {
return context_vulkan->get_vsync_mode(p_window);
}
#endif
return DisplayServer::VSYNC_ENABLED;
}
void DisplayServerWindows::set_context(Context p_context) {
}
#define MI_WP_SIGNATURE 0xFF515700
#define SIGNATURE_MASK 0xFFFFFF00
// Keeping the name suggested by Microsoft, but this macro really answers:
// Is this mouse event emulated from touch or pen input?
#define IsPenEvent(dw) (((dw)&SIGNATURE_MASK) == MI_WP_SIGNATURE)
// This one tells whether the event comes from touchscreen (and not from pen).
#define IsTouchEvent(dw) (IsPenEvent(dw) && ((dw)&0x80))
void DisplayServerWindows::_touch_event(WindowID p_window, bool p_pressed, float p_x, float p_y, int idx) {
if (touch_state.has(idx) == p_pressed) {
return;
}
if (p_pressed) {
touch_state.insert(idx, Vector2(p_x, p_y));
} else {
touch_state.erase(idx);
}
Ref<InputEventScreenTouch> event;
event.instantiate();
event->set_index(idx);
event->set_window_id(p_window);
event->set_pressed(p_pressed);
event->set_position(Vector2(p_x, p_y));
Input::get_singleton()->parse_input_event(event);
}
void DisplayServerWindows::_drag_event(WindowID p_window, float p_x, float p_y, int idx) {
RBMap<int, Vector2>::Element *curr = touch_state.find(idx);
if (!curr) {
return;
}
if (curr->get() == Vector2(p_x, p_y)) {
return;
}
Ref<InputEventScreenDrag> event;
event.instantiate();
event->set_window_id(p_window);
event->set_index(idx);
event->set_position(Vector2(p_x, p_y));
event->set_relative(Vector2(p_x, p_y) - curr->get());
Input::get_singleton()->parse_input_event(event);
curr->get() = Vector2(p_x, p_y);
}
void DisplayServerWindows::_send_window_event(const WindowData &wd, WindowEvent p_event) {
if (!wd.event_callback.is_null()) {
Variant event = int(p_event);
Variant *eventp = &event;
Variant ret;
Callable::CallError ce;
wd.event_callback.call((const Variant **)&eventp, 1, ret, ce);
}
}
void DisplayServerWindows::_dispatch_input_events(const Ref<InputEvent> &p_event) {
static_cast<DisplayServerWindows *>(get_singleton())->_dispatch_input_event(p_event);
}
void DisplayServerWindows::_dispatch_input_event(const Ref<InputEvent> &p_event) {
_THREAD_SAFE_METHOD_
if (in_dispatch_input_event) {
return;
}
in_dispatch_input_event = true;
Variant ev = p_event;
Variant *evp = &ev;
Variant ret;
Callable::CallError ce;
{
List<WindowID>::Element *E = popup_list.back();
if (E && Object::cast_to<InputEventKey>(*p_event)) {
// Redirect keyboard input to active popup.
if (windows.has(E->get())) {
Callable callable = windows[E->get()].input_event_callback;
if (callable.is_valid()) {
callable.call((const Variant **)&evp, 1, ret, ce);
}
}
in_dispatch_input_event = false;
return;
}
}
Ref<InputEventFromWindow> event_from_window = p_event;
if (event_from_window.is_valid() && event_from_window->get_window_id() != INVALID_WINDOW_ID) {
// Send to a single window.
if (windows.has(event_from_window->get_window_id())) {
Callable callable = windows[event_from_window->get_window_id()].input_event_callback;
if (callable.is_valid()) {
callable.call((const Variant **)&evp, 1, ret, ce);
}
}
} else {
// Send to all windows.
for (const KeyValue<WindowID, WindowData> &E : windows) {
const Callable callable = E.value.input_event_callback;
if (callable.is_valid()) {
callable.call((const Variant **)&evp, 1, ret, ce);
}
}
}
in_dispatch_input_event = false;
}
LRESULT CALLBACK MouseProc(int code, WPARAM wParam, LPARAM lParam) {
DisplayServerWindows *ds_win = static_cast<DisplayServerWindows *>(DisplayServer::get_singleton());
if (ds_win) {
return ds_win->MouseProc(code, wParam, lParam);
} else {
return ::CallNextHookEx(nullptr, code, wParam, lParam);
}
}
DisplayServer::WindowID DisplayServerWindows::window_get_active_popup() const {
const List<WindowID>::Element *E = popup_list.back();
if (E) {
return E->get();
} else {
return INVALID_WINDOW_ID;
}
}
void DisplayServerWindows::window_set_popup_safe_rect(WindowID p_window, const Rect2i &p_rect) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
wd.parent_safe_rect = p_rect;
}
Rect2i DisplayServerWindows::window_get_popup_safe_rect(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), Rect2i());
const WindowData &wd = windows[p_window];
return wd.parent_safe_rect;
}
void DisplayServerWindows::popup_open(WindowID p_window) {
_THREAD_SAFE_METHOD_
const WindowData &wd = windows[p_window];
if (wd.is_popup) {
// Find current popup parent, or root popup if new window is not transient.
List<WindowID>::Element *C = nullptr;
List<WindowID>::Element *E = popup_list.back();
while (E) {
if (wd.transient_parent != E->get() || wd.transient_parent == INVALID_WINDOW_ID) {
C = E;
E = E->prev();
} else {
break;
}
}
if (C) {
_send_window_event(windows[C->get()], DisplayServerWindows::WINDOW_EVENT_CLOSE_REQUEST);
}
time_since_popup = OS::get_singleton()->get_ticks_msec();
popup_list.push_back(p_window);
}
}
void DisplayServerWindows::popup_close(WindowID p_window) {
_THREAD_SAFE_METHOD_
List<WindowID>::Element *E = popup_list.find(p_window);
while (E) {
List<WindowID>::Element *F = E->next();
WindowID win_id = E->get();
popup_list.erase(E);
if (win_id != p_window) {
// Only request close on related windows, not this window. We are already processing it.
_send_window_event(windows[win_id], DisplayServerWindows::WINDOW_EVENT_CLOSE_REQUEST);
}
E = F;
}
}
LRESULT DisplayServerWindows::MouseProc(int code, WPARAM wParam, LPARAM lParam) {
_THREAD_SAFE_METHOD_
uint64_t delta = OS::get_singleton()->get_ticks_msec() - time_since_popup;
if (delta > 250) {
switch (wParam) {
case WM_NCLBUTTONDOWN:
case WM_NCRBUTTONDOWN:
case WM_NCMBUTTONDOWN:
case WM_LBUTTONDOWN:
case WM_RBUTTONDOWN:
case WM_MBUTTONDOWN: {
MOUSEHOOKSTRUCT *ms = (MOUSEHOOKSTRUCT *)lParam;
Point2i pos = Point2i(ms->pt.x, ms->pt.y);
List<WindowID>::Element *C = nullptr;
List<WindowID>::Element *E = popup_list.back();
// Find top popup to close.
while (E) {
// Popup window area.
Rect2i win_rect = Rect2i(window_get_position(E->get()), window_get_size(E->get()));
// Area of the parent window, which responsible for opening sub-menu.
Rect2i safe_rect = window_get_popup_safe_rect(E->get());
if (win_rect.has_point(pos)) {
break;
} else if (safe_rect != Rect2i() && safe_rect.has_point(pos)) {
break;
} else {
C = E;
E = E->prev();
}
}
if (C) {
_send_window_event(windows[C->get()], DisplayServerWindows::WINDOW_EVENT_CLOSE_REQUEST);
return 1;
}
} break;
}
}
return ::CallNextHookEx(mouse_monitor, code, wParam, lParam);
}
// Handle a single window message received while CreateWindowEx is still on the stack and our data
// structures are not fully initialized.
LRESULT DisplayServerWindows::_handle_early_window_message(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) {
switch (uMsg) {
case WM_GETMINMAXINFO: {
// We receive this during CreateWindowEx and we haven't initialized the window
// struct, so let Windows figure out the maximized size.
// Silently forward to user/default.
} break;
case WM_NCCREATE: {
// We tunnel an unowned pointer to our window context (WindowData) through the
// first possible message (WM_NCCREATE) to fix up our window context collection.
CREATESTRUCTW *pCreate = (CREATESTRUCTW *)lParam;
WindowData *pWindowData = reinterpret_cast<WindowData *>(pCreate->lpCreateParams);
// Fix this up so we can recognize the remaining messages.
pWindowData->hWnd = hWnd;
} break;
default: {
// Additional messages during window creation should happen after we fixed
// up the data structures on WM_NCCREATE, but this might change in the future,
// so report an error here and then we can implement them.
ERR_PRINT_ONCE(vformat("Unexpected window message 0x%x received for window we cannot recognize in our collection; sequence error.", uMsg));
} break;
}
if (user_proc) {
return CallWindowProcW(user_proc, hWnd, uMsg, wParam, lParam);
}
return DefWindowProcW(hWnd, uMsg, wParam, lParam);
}
// The window procedure for our window class "Engine", used to handle processing of window-related system messages/events.
// See: https://docs.microsoft.com/en-us/windows/win32/winmsg/window-procedures
LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) {
if (drop_events) {
if (user_proc) {
return CallWindowProcW(user_proc, hWnd, uMsg, wParam, lParam);
} else {
return DefWindowProcW(hWnd, uMsg, wParam, lParam);
}
}
WindowID window_id = INVALID_WINDOW_ID;
bool window_created = false;
// Check whether window exists
// FIXME this is O(n), where n is the set of currently open windows and subwindows
// we should have a secondary map from HWND to WindowID or even WindowData* alias, if we want to eliminate all the map lookups below
for (const KeyValue<WindowID, WindowData> &E : windows) {
if (E.value.hWnd == hWnd) {
window_id = E.key;
window_created = true;
break;
}
}
// WARNING: we get called with events before the window is registered in our collection
// specifically, even the call to CreateWindowEx already calls here while still on the stack,
// so there is no way to store the window handle in our collection before we get here
if (!window_created) {
// don't let code below operate on incompletely initialized window objects or missing window_id
return _handle_early_window_message(hWnd, uMsg, wParam, lParam);
}
// Process window messages.
switch (uMsg) {
case WM_MOUSEACTIVATE: {
if (windows[window_id].no_focus) {
return MA_NOACTIVATEANDEAT; // Do not activate, and discard mouse messages.
} else if (windows[window_id].is_popup) {
return MA_NOACTIVATE; // Do not activate, but process mouse messages.
}
} break;
case WM_SETFOCUS: {
windows[window_id].window_has_focus = true;
last_focused_window = window_id;
// Restore mouse mode.
_set_mouse_mode_impl(mouse_mode);
if (!app_focused) {
if (OS::get_singleton()->get_main_loop()) {
OS::get_singleton()->get_main_loop()->notification(MainLoop::NOTIFICATION_APPLICATION_FOCUS_IN);
}
app_focused = true;
}
} break;
case WM_KILLFOCUS: {
windows[window_id].window_has_focus = false;
last_focused_window = window_id;
// Release capture unconditionally because it can be set due to dragging, in addition to captured mode.
ReleaseCapture();
// Release every touch to avoid sticky points.
for (const KeyValue<int, Vector2> &E : touch_state) {
_touch_event(window_id, false, E.value.x, E.value.y, E.key);
}
touch_state.clear();
bool self_steal = false;
HWND new_hwnd = (HWND)wParam;
if (IsWindow(new_hwnd)) {
self_steal = true;
}
if (!self_steal) {
if (OS::get_singleton()->get_main_loop()) {
OS::get_singleton()->get_main_loop()->notification(MainLoop::NOTIFICATION_APPLICATION_FOCUS_OUT);
}
app_focused = false;
}
} break;
case WM_ACTIVATE: { // Watch for window activate message.
if (!windows[window_id].window_focused) {
_process_activate_event(window_id, wParam, lParam);
} else {
windows[window_id].saved_wparam = wParam;
windows[window_id].saved_lparam = lParam;
// Run a timer to prevent event catching warning if the focused window is closing.
windows[window_id].focus_timer_id = SetTimer(windows[window_id].hWnd, 2, USER_TIMER_MINIMUM, (TIMERPROC) nullptr);
}
if (wParam != WA_INACTIVE) {
track_mouse_leave_event(hWnd);
}
return 0; // Return to the message loop.
} break;
case WM_GETMINMAXINFO: {
if (windows[window_id].resizable && !windows[window_id].fullscreen) {
// Size of window decorations.
Size2 decor = window_get_real_size(window_id) - window_get_size(window_id);
MINMAXINFO *min_max_info = (MINMAXINFO *)lParam;
if (windows[window_id].min_size != Size2()) {
min_max_info->ptMinTrackSize.x = windows[window_id].min_size.x + decor.x;
min_max_info->ptMinTrackSize.y = windows[window_id].min_size.y + decor.y;
}
if (windows[window_id].max_size != Size2()) {
min_max_info->ptMaxTrackSize.x = windows[window_id].max_size.x + decor.x;
min_max_info->ptMaxTrackSize.y = windows[window_id].max_size.y + decor.y;
}
return 0;
}
} break;
case WM_PAINT: {
Main::force_redraw();
} break;
case WM_SYSCOMMAND: // Intercept system commands.
{
switch (wParam) // Check system calls.
{
case SC_SCREENSAVE: // Screensaver trying to start?
case SC_MONITORPOWER: // Monitor trying to enter powersave?
return 0; // Prevent from happening.
case SC_KEYMENU:
if ((lParam >> 16) <= 0) {
return 0;
}
}
} break;
case WM_CLOSE: // Did we receive a close message?
{
if (windows[window_id].focus_timer_id != 0U) {
KillTimer(windows[window_id].hWnd, windows[window_id].focus_timer_id);
}
_send_window_event(windows[window_id], WINDOW_EVENT_CLOSE_REQUEST);
return 0; // Jump back.
}
case WM_MOUSELEAVE: {
old_invalid = true;
outside = true;
_send_window_event(windows[window_id], WINDOW_EVENT_MOUSE_EXIT);
} break;
case WM_INPUT: {
if (mouse_mode != MOUSE_MODE_CAPTURED || !use_raw_input) {
break;
}
UINT dwSize;
GetRawInputData((HRAWINPUT)lParam, RID_INPUT, nullptr, &dwSize, sizeof(RAWINPUTHEADER));
LPBYTE lpb = new BYTE[dwSize];
if (lpb == nullptr) {
return 0;
}
if (GetRawInputData((HRAWINPUT)lParam, RID_INPUT, lpb, &dwSize, sizeof(RAWINPUTHEADER)) != dwSize) {
OutputDebugString(TEXT("GetRawInputData does not return correct size !\n"));
}
RAWINPUT *raw = (RAWINPUT *)lpb;
if (raw->header.dwType == RIM_TYPEMOUSE) {
Ref<InputEventMouseMotion> mm;
mm.instantiate();
mm->set_window_id(window_id);
mm->set_ctrl_pressed(control_mem);
mm->set_shift_pressed(shift_mem);
mm->set_alt_pressed(alt_mem);
mm->set_pressure((raw->data.mouse.ulButtons & RI_MOUSE_LEFT_BUTTON_DOWN) ? 1.0f : 0.0f);
mm->set_button_mask(last_button_state);
Point2i c(windows[window_id].width / 2, windows[window_id].height / 2);
// Centering just so it works as before.
POINT pos = { (int)c.x, (int)c.y };
ClientToScreen(windows[window_id].hWnd, &pos);
SetCursorPos(pos.x, pos.y);
mm->set_position(c);
mm->set_global_position(c);
mm->set_velocity(Vector2(0, 0));
if (raw->data.mouse.usFlags == MOUSE_MOVE_RELATIVE) {
mm->set_relative(Vector2(raw->data.mouse.lLastX, raw->data.mouse.lLastY));
} else if (raw->data.mouse.usFlags == MOUSE_MOVE_ABSOLUTE) {
int nScreenWidth = GetSystemMetrics(SM_CXVIRTUALSCREEN);
int nScreenHeight = GetSystemMetrics(SM_CYVIRTUALSCREEN);
int nScreenLeft = GetSystemMetrics(SM_XVIRTUALSCREEN);
int nScreenTop = GetSystemMetrics(SM_YVIRTUALSCREEN);
Vector2 abs_pos(
(double(raw->data.mouse.lLastX) - 65536.0 / (nScreenWidth)) * nScreenWidth / 65536.0 + nScreenLeft,
(double(raw->data.mouse.lLastY) - 65536.0 / (nScreenHeight)) * nScreenHeight / 65536.0 + nScreenTop);
POINT coords; // Client coords.
coords.x = abs_pos.x;
coords.y = abs_pos.y;
ScreenToClient(hWnd, &coords);
mm->set_relative(Vector2(coords.x - old_x, coords.y - old_y));
old_x = coords.x;
old_y = coords.y;
}
if (windows[window_id].window_has_focus && mm->get_relative() != Vector2()) {
Input::get_singleton()->parse_input_event(mm);
}
}
delete[] lpb;
} break;
case WT_CSRCHANGE:
case WT_PROXIMITY: {
if ((tablet_get_current_driver() == "wintab") && wintab_available && windows[window_id].wtctx) {
AXIS pressure;
if (wintab_WTInfo(WTI_DEVICES + windows[window_id].wtlc.lcDevice, DVC_NPRESSURE, &pressure)) {
windows[window_id].min_pressure = int(pressure.axMin);
windows[window_id].max_pressure = int(pressure.axMax);
}
AXIS orientation[3];
if (wintab_WTInfo(WTI_DEVICES + windows[window_id].wtlc.lcDevice, DVC_ORIENTATION, &orientation)) {
windows[window_id].tilt_supported = orientation[0].axResolution && orientation[1].axResolution;
}
return 0;
}
} break;
case WT_PACKET: {
if ((tablet_get_current_driver() == "wintab") && wintab_available && windows[window_id].wtctx) {
PACKET packet;
if (wintab_WTPacket(windows[window_id].wtctx, wParam, &packet)) {
float pressure = float(packet.pkNormalPressure - windows[window_id].min_pressure) / float(windows[window_id].max_pressure - windows[window_id].min_pressure);
windows[window_id].last_pressure = pressure;
windows[window_id].last_pressure_update = 0;
double azim = (packet.pkOrientation.orAzimuth / 10.0f) * (Math_PI / 180);
double alt = Math::tan((Math::abs(packet.pkOrientation.orAltitude / 10.0f)) * (Math_PI / 180));
if (windows[window_id].tilt_supported) {
windows[window_id].last_tilt = Vector2(Math::atan(Math::sin(azim) / alt), Math::atan(Math::cos(azim) / alt));
} else {
windows[window_id].last_tilt = Vector2();
}
POINT coords;
GetCursorPos(&coords);
ScreenToClient(windows[window_id].hWnd, &coords);
// Don't calculate relative mouse movement if we don't have focus in CAPTURED mode.
if (!windows[window_id].window_has_focus && mouse_mode == MOUSE_MODE_CAPTURED) {
break;
}
Ref<InputEventMouseMotion> mm;
mm.instantiate();
mm->set_window_id(window_id);
mm->set_ctrl_pressed(GetKeyState(VK_CONTROL) < 0);
mm->set_shift_pressed(GetKeyState(VK_SHIFT) < 0);
mm->set_alt_pressed(alt_mem);
mm->set_pressure(windows[window_id].last_pressure);
mm->set_tilt(windows[window_id].last_tilt);
mm->set_button_mask(last_button_state);
mm->set_position(Vector2(coords.x, coords.y));
mm->set_global_position(Vector2(coords.x, coords.y));
if (mouse_mode == MOUSE_MODE_CAPTURED) {
Point2i c(windows[window_id].width / 2, windows[window_id].height / 2);
old_x = c.x;
old_y = c.y;
if (mm->get_position() == c) {
center = c;
return 0;
}
Point2i ncenter = mm->get_position();
center = ncenter;
POINT pos = { (int)c.x, (int)c.y };
ClientToScreen(windows[window_id].hWnd, &pos);
SetCursorPos(pos.x, pos.y);
}
mm->set_velocity(Input::get_singleton()->get_last_mouse_velocity());
if (old_invalid) {
old_x = mm->get_position().x;
old_y = mm->get_position().y;
old_invalid = false;
}
mm->set_relative(Vector2(mm->get_position() - Vector2(old_x, old_y)));
old_x = mm->get_position().x;
old_y = mm->get_position().y;
if (windows[window_id].window_has_focus || window_get_active_popup() == window_id) {
Input::get_singleton()->parse_input_event(mm);
}
}
return 0;
}
} break;
case WM_POINTERENTER: {
if (mouse_mode == MOUSE_MODE_CAPTURED && use_raw_input) {
break;
}
if ((tablet_get_current_driver() != "winink") || !winink_available) {
break;
}
uint32_t pointer_id = LOWORD(wParam);
POINTER_INPUT_TYPE pointer_type = PT_POINTER;
if (!win8p_GetPointerType(pointer_id, &pointer_type)) {
break;
}
if (pointer_type != PT_PEN) {
break;
}
windows[window_id].block_mm = true;
return 0;
} break;
case WM_POINTERLEAVE: {
windows[window_id].block_mm = false;
return 0;
} break;
case WM_POINTERUPDATE: {
if (mouse_mode == MOUSE_MODE_CAPTURED && use_raw_input) {
break;
}
if ((tablet_get_current_driver() != "winink") || !winink_available) {
break;
}
uint32_t pointer_id = LOWORD(wParam);
POINTER_INPUT_TYPE pointer_type = PT_POINTER;
if (!win8p_GetPointerType(pointer_id, &pointer_type)) {
break;
}
if (pointer_type != PT_PEN) {
break;
}
POINTER_PEN_INFO pen_info;
if (!win8p_GetPointerPenInfo(pointer_id, &pen_info)) {
break;
}
if (Input::get_singleton()->is_emulating_mouse_from_touch()) {
// Universal translation enabled; ignore OS translation.
LPARAM extra = GetMessageExtraInfo();
if (IsTouchEvent(extra)) {
break;
}
}
if (outside) {
// Mouse enter.
if (mouse_mode != MOUSE_MODE_CAPTURED) {
_send_window_event(windows[window_id], WINDOW_EVENT_MOUSE_ENTER);
}
CursorShape c = cursor_shape;
cursor_shape = CURSOR_MAX;
cursor_set_shape(c);
outside = false;
// Once-off notification, must call again.
track_mouse_leave_event(hWnd);
}
// Don't calculate relative mouse movement if we don't have focus in CAPTURED mode.
if (!windows[window_id].window_has_focus && mouse_mode == MOUSE_MODE_CAPTURED) {
break;
}
Ref<InputEventMouseMotion> mm;
mm.instantiate();
mm->set_window_id(window_id);
if (pen_info.penMask & PEN_MASK_PRESSURE) {
mm->set_pressure((float)pen_info.pressure / 1024);
} else {
mm->set_pressure((HIWORD(wParam) & POINTER_MESSAGE_FLAG_FIRSTBUTTON) ? 1.0f : 0.0f);
}
if ((pen_info.penMask & PEN_MASK_TILT_X) && (pen_info.penMask & PEN_MASK_TILT_Y)) {
mm->set_tilt(Vector2((float)pen_info.tiltX / 90, (float)pen_info.tiltY / 90));
}
mm->set_ctrl_pressed(GetKeyState(VK_CONTROL) < 0);
mm->set_shift_pressed(GetKeyState(VK_SHIFT) < 0);
mm->set_alt_pressed(alt_mem);
mm->set_button_mask(last_button_state);
POINT coords; // Client coords.
coords.x = GET_X_LPARAM(lParam);
coords.y = GET_Y_LPARAM(lParam);
ScreenToClient(windows[window_id].hWnd, &coords);
mm->set_position(Vector2(coords.x, coords.y));
mm->set_global_position(Vector2(coords.x, coords.y));
if (mouse_mode == MOUSE_MODE_CAPTURED) {
Point2i c(windows[window_id].width / 2, windows[window_id].height / 2);
old_x = c.x;
old_y = c.y;
if (mm->get_position() == c) {
center = c;
return 0;
}
Point2i ncenter = mm->get_position();
center = ncenter;
POINT pos = { (int)c.x, (int)c.y };
ClientToScreen(hWnd, &pos);
SetCursorPos(pos.x, pos.y);
}
mm->set_velocity(Input::get_singleton()->get_last_mouse_velocity());
if (old_invalid) {
old_x = mm->get_position().x;
old_y = mm->get_position().y;
old_invalid = false;
}
mm->set_relative(Vector2(mm->get_position() - Vector2(old_x, old_y)));
old_x = mm->get_position().x;
old_y = mm->get_position().y;
if (windows[window_id].window_has_focus || window_get_active_popup() == window_id) {
Input::get_singleton()->parse_input_event(mm);
}
return 0; // Pointer event handled return 0 to avoid duplicate WM_MOUSEMOVE event.
} break;
case WM_MOUSEMOVE: {
if (windows[window_id].block_mm) {
break;
}
if (mouse_mode == MOUSE_MODE_CAPTURED && use_raw_input) {
break;
}
if (Input::get_singleton()->is_emulating_mouse_from_touch()) {
// Universal translation enabled; ignore OS translation.
LPARAM extra = GetMessageExtraInfo();
if (IsTouchEvent(extra)) {
break;
}
}
if (outside) {
// Mouse enter.
if (mouse_mode != MOUSE_MODE_CAPTURED) {
_send_window_event(windows[window_id], WINDOW_EVENT_MOUSE_ENTER);
}
CursorShape c = cursor_shape;
cursor_shape = CURSOR_MAX;
cursor_set_shape(c);
outside = false;
// Once-off notification, must call again.
track_mouse_leave_event(hWnd);
}
// Don't calculate relative mouse movement if we don't have focus in CAPTURED mode.
if (!windows[window_id].window_has_focus && mouse_mode == MOUSE_MODE_CAPTURED) {
break;
}
Ref<InputEventMouseMotion> mm;
mm.instantiate();
mm->set_window_id(window_id);
mm->set_ctrl_pressed((wParam & MK_CONTROL) != 0);
mm->set_shift_pressed((wParam & MK_SHIFT) != 0);
mm->set_alt_pressed(alt_mem);
if ((tablet_get_current_driver() == "wintab") && wintab_available && windows[window_id].wtctx) {
// Note: WinTab sends both WT_PACKET and WM_xBUTTONDOWN/UP/MOUSEMOVE events, use mouse 1/0 pressure only when last_pressure was not updated recently.
if (windows[window_id].last_pressure_update < 10) {
windows[window_id].last_pressure_update++;
} else {
windows[window_id].last_tilt = Vector2();
windows[window_id].last_pressure = (wParam & MK_LBUTTON) ? 1.0f : 0.0f;
}
} else {
windows[window_id].last_tilt = Vector2();
windows[window_id].last_pressure = (wParam & MK_LBUTTON) ? 1.0f : 0.0f;
}
mm->set_pressure(windows[window_id].last_pressure);
mm->set_tilt(windows[window_id].last_tilt);
mm->set_button_mask(last_button_state);
mm->set_position(Vector2(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)));
mm->set_global_position(Vector2(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)));
if (mouse_mode == MOUSE_MODE_CAPTURED) {
Point2i c(windows[window_id].width / 2, windows[window_id].height / 2);
old_x = c.x;
old_y = c.y;
if (mm->get_position() == c) {
center = c;
return 0;
}
Point2i ncenter = mm->get_position();
center = ncenter;
POINT pos = { (int)c.x, (int)c.y };
ClientToScreen(windows[window_id].hWnd, &pos);
SetCursorPos(pos.x, pos.y);
}
mm->set_velocity(Input::get_singleton()->get_last_mouse_velocity());
if (old_invalid) {
old_x = mm->get_position().x;
old_y = mm->get_position().y;
old_invalid = false;
}
mm->set_relative(Vector2(mm->get_position() - Vector2(old_x, old_y)));
old_x = mm->get_position().x;
old_y = mm->get_position().y;
if (windows[window_id].window_has_focus || window_get_active_popup() == window_id) {
Input::get_singleton()->parse_input_event(mm);
}
} break;
case WM_LBUTTONDOWN:
case WM_LBUTTONUP:
if (Input::get_singleton()->is_emulating_mouse_from_touch()) {
// Universal translation enabled; ignore OS translations for left button.
LPARAM extra = GetMessageExtraInfo();
if (IsTouchEvent(extra)) {
break;
}
}
[[fallthrough]];
case WM_MBUTTONDOWN:
case WM_MBUTTONUP:
case WM_RBUTTONDOWN:
case WM_RBUTTONUP:
case WM_MOUSEWHEEL:
case WM_MOUSEHWHEEL:
case WM_LBUTTONDBLCLK:
case WM_MBUTTONDBLCLK:
case WM_RBUTTONDBLCLK:
case WM_XBUTTONDBLCLK:
case WM_XBUTTONDOWN:
case WM_XBUTTONUP: {
Ref<InputEventMouseButton> mb;
mb.instantiate();
mb->set_window_id(window_id);
switch (uMsg) {
case WM_LBUTTONDOWN: {
mb->set_pressed(true);
mb->set_button_index(MouseButton::LEFT);
} break;
case WM_LBUTTONUP: {
mb->set_pressed(false);
mb->set_button_index(MouseButton::LEFT);
} break;
case WM_MBUTTONDOWN: {
mb->set_pressed(true);
mb->set_button_index(MouseButton::MIDDLE);
} break;
case WM_MBUTTONUP: {
mb->set_pressed(false);
mb->set_button_index(MouseButton::MIDDLE);
} break;
case WM_RBUTTONDOWN: {
mb->set_pressed(true);
mb->set_button_index(MouseButton::RIGHT);
} break;
case WM_RBUTTONUP: {
mb->set_pressed(false);
mb->set_button_index(MouseButton::RIGHT);
} break;
case WM_LBUTTONDBLCLK: {
mb->set_pressed(true);
mb->set_button_index(MouseButton::LEFT);
mb->set_double_click(true);
} break;
case WM_RBUTTONDBLCLK: {
mb->set_pressed(true);
mb->set_button_index(MouseButton::RIGHT);
mb->set_double_click(true);
} break;
case WM_MBUTTONDBLCLK: {
mb->set_pressed(true);
mb->set_button_index(MouseButton::MIDDLE);
mb->set_double_click(true);
} break;
case WM_MOUSEWHEEL: {
mb->set_pressed(true);
int motion = (short)HIWORD(wParam);
if (!motion) {
return 0;
}
if (motion > 0) {
mb->set_button_index(MouseButton::WHEEL_UP);
} else {
mb->set_button_index(MouseButton::WHEEL_DOWN);
}
mb->set_factor(fabs((double)motion / (double)WHEEL_DELTA));
} break;
case WM_MOUSEHWHEEL: {
mb->set_pressed(true);
int motion = (short)HIWORD(wParam);
if (!motion) {
return 0;
}
if (motion < 0) {
mb->set_button_index(MouseButton::WHEEL_LEFT);
} else {
mb->set_button_index(MouseButton::WHEEL_RIGHT);
}
mb->set_factor(fabs((double)motion / (double)WHEEL_DELTA));
} break;
case WM_XBUTTONDOWN: {
mb->set_pressed(true);
if (HIWORD(wParam) == XBUTTON1) {
mb->set_button_index(MouseButton::MB_XBUTTON1);
} else {
mb->set_button_index(MouseButton::MB_XBUTTON2);
}
} break;
case WM_XBUTTONUP: {
mb->set_pressed(false);
if (HIWORD(wParam) == XBUTTON1) {
mb->set_button_index(MouseButton::MB_XBUTTON1);
} else {
mb->set_button_index(MouseButton::MB_XBUTTON2);
}
} break;
case WM_XBUTTONDBLCLK: {
mb->set_pressed(true);
if (HIWORD(wParam) == XBUTTON1) {
mb->set_button_index(MouseButton::MB_XBUTTON1);
} else {
mb->set_button_index(MouseButton::MB_XBUTTON2);
}
mb->set_double_click(true);
} break;
default: {
return 0;
}
}
mb->set_ctrl_pressed((wParam & MK_CONTROL) != 0);
mb->set_shift_pressed((wParam & MK_SHIFT) != 0);
mb->set_alt_pressed(alt_mem);
// mb->is_alt_pressed()=(wParam&MK_MENU)!=0;
if (mb->is_pressed()) {
last_button_state |= mouse_button_to_mask(mb->get_button_index());
} else {
last_button_state &= ~mouse_button_to_mask(mb->get_button_index());
}
mb->set_button_mask(last_button_state);
mb->set_position(Vector2(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)));
if (mouse_mode == MOUSE_MODE_CAPTURED && !use_raw_input) {
mb->set_position(Vector2(old_x, old_y));
}
if (uMsg != WM_MOUSEWHEEL && uMsg != WM_MOUSEHWHEEL) {
if (mb->is_pressed()) {
if (++pressrc > 0 && mouse_mode != MOUSE_MODE_CAPTURED) {
SetCapture(hWnd);
}
} else {
if (--pressrc <= 0) {
if (mouse_mode != MOUSE_MODE_CAPTURED) {
ReleaseCapture();
}
pressrc = 0;
}
}
} else {
// For reasons unknown to humanity, wheel comes in screen coordinates.
POINT coords;
coords.x = mb->get_position().x;
coords.y = mb->get_position().y;
ScreenToClient(hWnd, &coords);
mb->set_position(Vector2(coords.x, coords.y));
}
mb->set_global_position(mb->get_position());
Input::get_singleton()->parse_input_event(mb);
if (mb->is_pressed() && mb->get_button_index() >= MouseButton::WHEEL_UP && mb->get_button_index() <= MouseButton::WHEEL_RIGHT) {
// Send release for mouse wheel.
Ref<InputEventMouseButton> mbd = mb->duplicate();
mbd->set_window_id(window_id);
last_button_state &= ~mouse_button_to_mask(mbd->get_button_index());
mbd->set_button_mask(last_button_state);
mbd->set_pressed(false);
Input::get_singleton()->parse_input_event(mbd);
}
} break;
case WM_WINDOWPOSCHANGED: {
Rect2i window_client_rect;
Rect2i window_rect;
{
RECT rect;
GetClientRect(hWnd, &rect);
ClientToScreen(hWnd, (POINT *)&rect.left);
ClientToScreen(hWnd, (POINT *)&rect.right);
window_client_rect = Rect2i(rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top);
RECT wrect;
GetWindowRect(hWnd, &wrect);
window_rect = Rect2i(wrect.left, wrect.top, wrect.right - wrect.left, wrect.bottom - wrect.top);
}
WINDOWPOS *window_pos_params = (WINDOWPOS *)lParam;
WindowData &window = windows[window_id];
bool rect_changed = false;
if (!(window_pos_params->flags & SWP_NOSIZE) || window_pos_params->flags & SWP_FRAMECHANGED) {
int screen_id = window_get_current_screen(window_id);
Size2i screen_size = screen_get_size(screen_id);
Point2i screen_position = screen_get_position(screen_id);
window.maximized = false;
window.minimized = false;
window.fullscreen = false;
if (IsIconic(hWnd)) {
window.minimized = true;
} else if (IsZoomed(hWnd)) {
window.maximized = true;
} else if (window_rect.position == screen_position && window_rect.size == screen_size) {
window.fullscreen = true;
}
if (!window.minimized) {
window.width = window_client_rect.size.width;
window.height = window_client_rect.size.height;
rect_changed = true;
}
#if defined(VULKAN_ENABLED)
if (context_vulkan && window_created) {
// Note: Trigger resize event to update swapchains when window is minimized/restored, even if size is not changed.
context_vulkan->window_resize(window_id, window.width, window.height);
}
#endif
}
if (!window.minimized && (!(window_pos_params->flags & SWP_NOMOVE) || window_pos_params->flags & SWP_FRAMECHANGED)) {
window.last_pos = window_client_rect.position;
rect_changed = true;
}
if (rect_changed) {
if (!window.rect_changed_callback.is_null()) {
Variant size = Rect2i(window.last_pos.x, window.last_pos.y, window.width, window.height);
const Variant *args[] = { &size };
Variant ret;
Callable::CallError ce;
window.rect_changed_callback.call(args, 1, ret, ce);
}
}
// Return here to prevent WM_MOVE and WM_SIZE from being sent
// See: https://docs.microsoft.com/en-us/windows/win32/winmsg/wm-windowposchanged#remarks
return 0;
} break;
case WM_ENTERSIZEMOVE: {
Input::get_singleton()->release_pressed_events();
windows[window_id].move_timer_id = SetTimer(windows[window_id].hWnd, 1, USER_TIMER_MINIMUM, (TIMERPROC) nullptr);
} break;
case WM_EXITSIZEMOVE: {
KillTimer(windows[window_id].hWnd, windows[window_id].move_timer_id);
} break;
case WM_TIMER: {
if (wParam == windows[window_id].move_timer_id) {
_process_key_events();
if (!Main::is_iterating()) {
Main::iteration();
}
} else if (wParam == windows[window_id].focus_timer_id) {
_process_activate_event(window_id, windows[window_id].saved_wparam, windows[window_id].saved_lparam);
KillTimer(windows[window_id].hWnd, wParam);
windows[window_id].focus_timer_id = 0U;
}
} break;
case WM_SYSKEYDOWN:
case WM_SYSKEYUP:
case WM_KEYUP:
case WM_KEYDOWN: {
if (wParam == VK_SHIFT) {
shift_mem = (uMsg == WM_KEYDOWN || uMsg == WM_SYSKEYDOWN);
}
if (wParam == VK_CONTROL) {
control_mem = (uMsg == WM_KEYDOWN || uMsg == WM_SYSKEYDOWN);
}
if (wParam == VK_MENU) {
alt_mem = (uMsg == WM_KEYDOWN || uMsg == WM_SYSKEYDOWN);
if (lParam & (1 << 24)) {
gr_mem = alt_mem;
}
}
if (mouse_mode == MOUSE_MODE_CAPTURED) {
// When SetCapture is used, ALT+F4 hotkey is ignored by Windows, so handle it ourselves
if (wParam == VK_F4 && alt_mem && (uMsg == WM_KEYDOWN || uMsg == WM_SYSKEYDOWN)) {
_send_window_event(windows[window_id], WINDOW_EVENT_CLOSE_REQUEST);
}
}
[[fallthrough]];
}
case WM_CHAR: {
ERR_BREAK(key_event_pos >= KEY_EVENT_BUFFER_SIZE);
// Make sure we don't include modifiers for the modifier key itself.
KeyEvent ke;
ke.shift = (wParam != VK_SHIFT) ? shift_mem : false;
ke.alt = (!(wParam == VK_MENU && (uMsg == WM_KEYDOWN || uMsg == WM_SYSKEYDOWN))) ? alt_mem : false;
ke.control = (wParam != VK_CONTROL) ? control_mem : false;
ke.meta = meta_mem;
ke.uMsg = uMsg;
ke.window_id = window_id;
if (ke.uMsg == WM_SYSKEYDOWN) {
ke.uMsg = WM_KEYDOWN;
}
if (ke.uMsg == WM_SYSKEYUP) {
ke.uMsg = WM_KEYUP;
}
ke.wParam = wParam;
ke.lParam = lParam;
key_event_buffer[key_event_pos++] = ke;
} break;
case WM_INPUTLANGCHANGEREQUEST: {
// FIXME: Do something?
} break;
case WM_TOUCH: {
BOOL bHandled = FALSE;
UINT cInputs = LOWORD(wParam);
PTOUCHINPUT pInputs = memnew_arr(TOUCHINPUT, cInputs);
if (pInputs) {
if (GetTouchInputInfo((HTOUCHINPUT)lParam, cInputs, pInputs, sizeof(TOUCHINPUT))) {
for (UINT i = 0; i < cInputs; i++) {
TOUCHINPUT ti = pInputs[i];
POINT touch_pos = {
TOUCH_COORD_TO_PIXEL(ti.x),
TOUCH_COORD_TO_PIXEL(ti.y),
};
ScreenToClient(hWnd, &touch_pos);
// Do something with each touch input entry.
if (ti.dwFlags & TOUCHEVENTF_MOVE) {
_drag_event(window_id, touch_pos.x, touch_pos.y, ti.dwID);
} else if (ti.dwFlags & (TOUCHEVENTF_UP | TOUCHEVENTF_DOWN)) {
_touch_event(window_id, ti.dwFlags & TOUCHEVENTF_DOWN, touch_pos.x, touch_pos.y, ti.dwID);
}
}
bHandled = TRUE;
} else {
// TODO: Handle the error here.
}
memdelete_arr(pInputs);
} else {
// TODO: Handle the error here, probably out of memory.
}
if (bHandled) {
CloseTouchInputHandle((HTOUCHINPUT)lParam);
return 0;
}
} break;
case WM_DEVICECHANGE: {
joypad->probe_joypads();
} break;
case WM_DESTROY: {
Input::get_singleton()->flush_buffered_events();
} break;
case WM_SETCURSOR: {
if (LOWORD(lParam) == HTCLIENT) {
if (windows[window_id].window_has_focus && (mouse_mode == MOUSE_MODE_HIDDEN || mouse_mode == MOUSE_MODE_CAPTURED || mouse_mode == MOUSE_MODE_CONFINED_HIDDEN)) {
// Hide the cursor.
if (hCursor == nullptr) {
hCursor = SetCursor(nullptr);
} else {
SetCursor(nullptr);
}
} else {
if (hCursor != nullptr) {
CursorShape c = cursor_shape;
cursor_shape = CURSOR_MAX;
cursor_set_shape(c);
hCursor = nullptr;
}
}
}
} break;
case WM_DROPFILES: {
HDROP hDropInfo = (HDROP)wParam;
const int buffsize = 4096;
WCHAR buf[buffsize];
int fcount = DragQueryFileW(hDropInfo, 0xFFFFFFFF, nullptr, 0);
Vector<String> files;
for (int i = 0; i < fcount; i++) {
DragQueryFileW(hDropInfo, i, buf, buffsize);
String file = String::utf16((const char16_t *)buf);
files.push_back(file);
}
if (files.size() && !windows[window_id].drop_files_callback.is_null()) {
Variant v = files;
Variant *vp = &v;
Variant ret;
Callable::CallError ce;
windows[window_id].drop_files_callback.call((const Variant **)&vp, 1, ret, ce);
}
} break;
default: {
if (user_proc) {
return CallWindowProcW(user_proc, hWnd, uMsg, wParam, lParam);
}
}
}
return DefWindowProcW(hWnd, uMsg, wParam, lParam);
}
LRESULT CALLBACK WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) {
DisplayServerWindows *ds_win = static_cast<DisplayServerWindows *>(DisplayServer::get_singleton());
if (ds_win) {
return ds_win->WndProc(hWnd, uMsg, wParam, lParam);
} else {
return DefWindowProcW(hWnd, uMsg, wParam, lParam);
}
}
void DisplayServerWindows::_process_activate_event(WindowID p_window_id, WPARAM wParam, LPARAM lParam) {
if (LOWORD(wParam) == WA_ACTIVE || LOWORD(wParam) == WA_CLICKACTIVE) {
_send_window_event(windows[p_window_id], WINDOW_EVENT_FOCUS_IN);
windows[p_window_id].window_focused = true;
alt_mem = false;
control_mem = false;
shift_mem = false;
// Restore mouse mode.
_set_mouse_mode_impl(mouse_mode);
} else { // WM_INACTIVE.
Input::get_singleton()->release_pressed_events();
_send_window_event(windows[p_window_id], WINDOW_EVENT_FOCUS_OUT);
windows[p_window_id].window_focused = false;
alt_mem = false;
}
if ((tablet_get_current_driver() == "wintab") && wintab_available && windows[p_window_id].wtctx) {
wintab_WTEnable(windows[p_window_id].wtctx, GET_WM_ACTIVATE_STATE(wParam, lParam));
}
}
void DisplayServerWindows::_process_key_events() {
for (int i = 0; i < key_event_pos; i++) {
KeyEvent &ke = key_event_buffer[i];
switch (ke.uMsg) {
case WM_CHAR: {
// Extended keys should only be processed as WM_KEYDOWN message.
if (!KeyMappingWindows::is_extended_key(ke.wParam) && ((i == 0 && ke.uMsg == WM_CHAR) || (i > 0 && key_event_buffer[i - 1].uMsg == WM_CHAR))) {
static char32_t prev_wc = 0;
char32_t unicode = ke.wParam;
if ((unicode & 0xfffffc00) == 0xd800) {
if (prev_wc != 0) {
ERR_PRINT("invalid utf16 surrogate input");
}
prev_wc = unicode;
break; // Skip surrogate.
} else if ((unicode & 0xfffffc00) == 0xdc00) {
if (prev_wc == 0) {
ERR_PRINT("invalid utf16 surrogate input");
break; // Skip invalid surrogate.
}
unicode = (prev_wc << 10UL) + unicode - ((0xd800 << 10UL) + 0xdc00 - 0x10000);
prev_wc = 0;
} else {
prev_wc = 0;
}
Ref<InputEventKey> k;
k.instantiate();
k->set_window_id(ke.window_id);
k->set_shift_pressed(ke.shift);
k->set_alt_pressed(ke.alt);
k->set_ctrl_pressed(ke.control);
k->set_meta_pressed(ke.meta);
k->set_pressed(true);
k->set_keycode((Key)KeyMappingWindows::get_keysym(ke.wParam));
k->set_physical_keycode((Key)(KeyMappingWindows::get_scansym((ke.lParam >> 16) & 0xFF, ke.lParam & (1 << 24))));
k->set_unicode(unicode);
if (k->get_unicode() && gr_mem) {
k->set_alt_pressed(false);
k->set_ctrl_pressed(false);
}
if (k->get_unicode() < 32) {
k->set_unicode(0);
}
Input::get_singleton()->parse_input_event(k);
} else {
// Do nothing.
}
} break;
case WM_KEYUP:
case WM_KEYDOWN: {
Ref<InputEventKey> k;
k.instantiate();
k->set_window_id(ke.window_id);
k->set_shift_pressed(ke.shift);
k->set_alt_pressed(ke.alt);
k->set_ctrl_pressed(ke.control);
k->set_meta_pressed(ke.meta);
k->set_pressed(ke.uMsg == WM_KEYDOWN);
if ((ke.lParam & (1 << 24)) && (ke.wParam == VK_RETURN)) {
// Special case for Numpad Enter key.
k->set_keycode(Key::KP_ENTER);
} else {
k->set_keycode((Key)KeyMappingWindows::get_keysym(ke.wParam));
}
k->set_physical_keycode((Key)(KeyMappingWindows::get_scansym((ke.lParam >> 16) & 0xFF, ke.lParam & (1 << 24))));
if (i + 1 < key_event_pos && key_event_buffer[i + 1].uMsg == WM_CHAR) {
char32_t unicode = key_event_buffer[i + 1].wParam;
static char32_t prev_wck = 0;
if ((unicode & 0xfffffc00) == 0xd800) {
if (prev_wck != 0) {
ERR_PRINT("invalid utf16 surrogate input");
}
prev_wck = unicode;
break; // Skip surrogate.
} else if ((unicode & 0xfffffc00) == 0xdc00) {
if (prev_wck == 0) {
ERR_PRINT("invalid utf16 surrogate input");
break; // Skip invalid surrogate.
}
unicode = (prev_wck << 10UL) + unicode - ((0xd800 << 10UL) + 0xdc00 - 0x10000);
prev_wck = 0;
} else {
prev_wck = 0;
}
k->set_unicode(unicode);
}
if (k->get_unicode() && gr_mem) {
k->set_alt_pressed(false);
k->set_ctrl_pressed(false);
}
if (k->get_unicode() < 32) {
k->set_unicode(0);
}
k->set_echo((ke.uMsg == WM_KEYDOWN && (ke.lParam & (1 << 30))));
Input::get_singleton()->parse_input_event(k);
} break;
}
}
key_event_pos = 0;
}
void DisplayServerWindows::_update_tablet_ctx(const String &p_old_driver, const String &p_new_driver) {
for (KeyValue<WindowID, WindowData> &E : windows) {
WindowData &wd = E.value;
wd.block_mm = false;
if ((p_old_driver == "wintab") && wintab_available && wd.wtctx) {
wintab_WTEnable(wd.wtctx, false);
wintab_WTClose(wd.wtctx);
wd.wtctx = 0;
}
if ((p_new_driver == "wintab") && wintab_available) {
wintab_WTInfo(WTI_DEFSYSCTX, 0, &wd.wtlc);
wd.wtlc.lcOptions |= CXO_MESSAGES;
wd.wtlc.lcPktData = PK_NORMAL_PRESSURE | PK_TANGENT_PRESSURE | PK_ORIENTATION;
wd.wtlc.lcMoveMask = PK_NORMAL_PRESSURE | PK_TANGENT_PRESSURE;
wd.wtlc.lcPktMode = 0;
wd.wtlc.lcOutOrgX = 0;
wd.wtlc.lcOutExtX = wd.wtlc.lcInExtX;
wd.wtlc.lcOutOrgY = 0;
wd.wtlc.lcOutExtY = -wd.wtlc.lcInExtY;
wd.wtctx = wintab_WTOpen(wd.hWnd, &wd.wtlc, false);
if (wd.wtctx) {
wintab_WTEnable(wd.wtctx, true);
AXIS pressure;
if (wintab_WTInfo(WTI_DEVICES + wd.wtlc.lcDevice, DVC_NPRESSURE, &pressure)) {
wd.min_pressure = int(pressure.axMin);
wd.max_pressure = int(pressure.axMax);
}
AXIS orientation[3];
if (wintab_WTInfo(WTI_DEVICES + wd.wtlc.lcDevice, DVC_ORIENTATION, &orientation)) {
wd.tilt_supported = orientation[0].axResolution && orientation[1].axResolution;
}
wintab_WTEnable(wd.wtctx, true);
} else {
print_verbose("WinTab context creation failed.");
}
}
}
}
DisplayServer::WindowID DisplayServerWindows::_create_window(WindowMode p_mode, VSyncMode p_vsync_mode, uint32_t p_flags, const Rect2i &p_rect) {
DWORD dwExStyle;
DWORD dwStyle;
_get_window_style(window_id_counter == MAIN_WINDOW_ID, (p_mode == WINDOW_MODE_FULLSCREEN || p_mode == WINDOW_MODE_EXCLUSIVE_FULLSCREEN), p_mode == WINDOW_MODE_EXCLUSIVE_FULLSCREEN, p_flags & WINDOW_FLAG_BORDERLESS_BIT, !(p_flags & WINDOW_FLAG_RESIZE_DISABLED_BIT), p_mode == WINDOW_MODE_MAXIMIZED, (p_flags & WINDOW_FLAG_NO_FOCUS_BIT), dwStyle, dwExStyle);
RECT WindowRect;
WindowRect.left = p_rect.position.x;
WindowRect.right = p_rect.position.x + p_rect.size.x;
WindowRect.top = p_rect.position.y;
WindowRect.bottom = p_rect.position.y + p_rect.size.y;
if (p_mode == WINDOW_MODE_FULLSCREEN || p_mode == WINDOW_MODE_EXCLUSIVE_FULLSCREEN) {
int nearest_area = 0;
Rect2i screen_rect;
for (int i = 0; i < get_screen_count(); i++) {
Rect2i r;
r.position = screen_get_position(i);
r.size = screen_get_size(i);
Rect2 inters = r.intersection(p_rect);
int area = inters.size.width * inters.size.height;
if (area >= nearest_area) {
screen_rect = r;
nearest_area = area;
}
}
WindowRect.left = screen_rect.position.x;
WindowRect.right = screen_rect.position.x + screen_rect.size.x;
WindowRect.top = screen_rect.position.y;
WindowRect.bottom = screen_rect.position.y + screen_rect.size.y;
}
AdjustWindowRectEx(&WindowRect, dwStyle, FALSE, dwExStyle);
WindowID id = window_id_counter;
{
WindowData &wd = windows[id];
wd.hWnd = CreateWindowExW(
dwExStyle,
L"Engine", L"",
dwStyle,
// (GetSystemMetrics(SM_CXSCREEN) - WindowRect.right) / 2,
// (GetSystemMetrics(SM_CYSCREEN) - WindowRect.bottom) / 2,
WindowRect.left,
WindowRect.top,
WindowRect.right - WindowRect.left,
WindowRect.bottom - WindowRect.top,
nullptr,
nullptr,
hInstance,
// tunnel the WindowData we need to handle creation message
// lifetime is ensured because we are still on the stack when this is
// processed in the window proc
reinterpret_cast<void *>(&wd));
if (!wd.hWnd) {
MessageBoxW(nullptr, L"Window Creation Error.", L"ERROR", MB_OK | MB_ICONEXCLAMATION);
windows.erase(id);
ERR_FAIL_V_MSG(INVALID_WINDOW_ID, "Failed to create Windows OS window.");
}
if (p_mode != WINDOW_MODE_FULLSCREEN && p_mode != WINDOW_MODE_EXCLUSIVE_FULLSCREEN) {
wd.pre_fs_valid = true;
}
#ifdef VULKAN_ENABLED
if (context_vulkan) {
if (context_vulkan->window_create(id, p_vsync_mode, wd.hWnd, hInstance, WindowRect.right - WindowRect.left, WindowRect.bottom - WindowRect.top) == -1) {
memdelete(context_vulkan);
context_vulkan = nullptr;
windows.erase(id);
ERR_FAIL_V_MSG(INVALID_WINDOW_ID, "Failed to create Vulkan Window.");
}
}
#endif
#ifdef GLES3_ENABLED
if (gl_manager) {
Error err = gl_manager->window_create(id, wd.hWnd, hInstance, WindowRect.right - WindowRect.left, WindowRect.bottom - WindowRect.top);
// shut down OpenGL, to mirror behavior of Vulkan code
if (err != OK) {
memdelete(gl_manager);
gl_manager = nullptr;
windows.erase(id);
ERR_FAIL_V_MSG(INVALID_WINDOW_ID, "Failed to create an OpenGL window.");
}
}
#endif
RegisterTouchWindow(wd.hWnd, 0);
DragAcceptFiles(wd.hWnd, true);
if ((tablet_get_current_driver() == "wintab") && wintab_available) {
wintab_WTInfo(WTI_DEFSYSCTX, 0, &wd.wtlc);
wd.wtlc.lcOptions |= CXO_MESSAGES;
wd.wtlc.lcPktData = PK_NORMAL_PRESSURE | PK_TANGENT_PRESSURE | PK_ORIENTATION;
wd.wtlc.lcMoveMask = PK_NORMAL_PRESSURE | PK_TANGENT_PRESSURE;
wd.wtlc.lcPktMode = 0;
wd.wtlc.lcOutOrgX = 0;
wd.wtlc.lcOutExtX = wd.wtlc.lcInExtX;
wd.wtlc.lcOutOrgY = 0;
wd.wtlc.lcOutExtY = -wd.wtlc.lcInExtY;
wd.wtctx = wintab_WTOpen(wd.hWnd, &wd.wtlc, false);
if (wd.wtctx) {
wintab_WTEnable(wd.wtctx, true);
AXIS pressure;
if (wintab_WTInfo(WTI_DEVICES + wd.wtlc.lcDevice, DVC_NPRESSURE, &pressure)) {
wd.min_pressure = int(pressure.axMin);
wd.max_pressure = int(pressure.axMax);
}
AXIS orientation[3];
if (wintab_WTInfo(WTI_DEVICES + wd.wtlc.lcDevice, DVC_ORIENTATION, &orientation)) {
wd.tilt_supported = orientation[0].axResolution && orientation[1].axResolution;
}
} else {
print_verbose("WinTab context creation failed.");
}
} else {
wd.wtctx = 0;
}
wd.last_pressure = 0;
wd.last_pressure_update = 0;
wd.last_tilt = Vector2();
// IME.
wd.im_himc = ImmGetContext(wd.hWnd);
ImmReleaseContext(wd.hWnd, wd.im_himc);
wd.im_position = Vector2();
// FIXME this is wrong in cases where the window coordinates were changed due to full screen mode; use WindowRect
wd.last_pos = p_rect.position;
wd.width = p_rect.size.width;
wd.height = p_rect.size.height;
window_id_counter++;
}
return id;
}
// WinTab API.
bool DisplayServerWindows::wintab_available = false;
WTOpenPtr DisplayServerWindows::wintab_WTOpen = nullptr;
WTClosePtr DisplayServerWindows::wintab_WTClose = nullptr;
WTInfoPtr DisplayServerWindows::wintab_WTInfo = nullptr;
WTPacketPtr DisplayServerWindows::wintab_WTPacket = nullptr;
WTEnablePtr DisplayServerWindows::wintab_WTEnable = nullptr;
// Windows Ink API.
bool DisplayServerWindows::winink_available = false;
GetPointerTypePtr DisplayServerWindows::win8p_GetPointerType = nullptr;
GetPointerPenInfoPtr DisplayServerWindows::win8p_GetPointerPenInfo = nullptr;
typedef enum _SHC_PROCESS_DPI_AWARENESS {
SHC_PROCESS_DPI_UNAWARE = 0,
SHC_PROCESS_SYSTEM_DPI_AWARE = 1,
SHC_PROCESS_PER_MONITOR_DPI_AWARE = 2
} SHC_PROCESS_DPI_AWARENESS;
int DisplayServerWindows::tablet_get_driver_count() const {
return tablet_drivers.size();
}
String DisplayServerWindows::tablet_get_driver_name(int p_driver) const {
if (p_driver < 0 || p_driver >= tablet_drivers.size()) {
return "";
} else {
return tablet_drivers[p_driver];
}
}
String DisplayServerWindows::tablet_get_current_driver() const {
return tablet_driver;
}
void DisplayServerWindows::tablet_set_current_driver(const String &p_driver) {
if (tablet_get_driver_count() == 0) {
return;
}
bool found = false;
for (int i = 0; i < tablet_get_driver_count(); i++) {
if (p_driver == tablet_get_driver_name(i)) {
found = true;
}
}
if (found) {
_update_tablet_ctx(tablet_driver, p_driver);
tablet_driver = p_driver;
} else {
ERR_PRINT("Unknown tablet driver " + p_driver + ".");
}
}
DisplayServerWindows::DisplayServerWindows(const String &p_rendering_driver, WindowMode p_mode, VSyncMode p_vsync_mode, uint32_t p_flags, const Vector2i &p_resolution, Error &r_error) {
drop_events = false;
key_event_pos = 0;
alt_mem = false;
gr_mem = false;
shift_mem = false;
control_mem = false;
meta_mem = false;
hInstance = static_cast<OS_Windows *>(OS::get_singleton())->get_hinstance();
pressrc = 0;
old_invalid = true;
mouse_mode = MOUSE_MODE_VISIBLE;
outside = true;
rendering_driver = p_rendering_driver;
// Init TTS
tts = memnew(TTS_Windows);
// Note: Wacom WinTab driver API for pen input, for devices incompatible with Windows Ink.
HMODULE wintab_lib = LoadLibraryW(L"wintab32.dll");
if (wintab_lib) {
wintab_WTOpen = (WTOpenPtr)GetProcAddress(wintab_lib, "WTOpenW");
wintab_WTClose = (WTClosePtr)GetProcAddress(wintab_lib, "WTClose");
wintab_WTInfo = (WTInfoPtr)GetProcAddress(wintab_lib, "WTInfoW");
wintab_WTPacket = (WTPacketPtr)GetProcAddress(wintab_lib, "WTPacket");
wintab_WTEnable = (WTEnablePtr)GetProcAddress(wintab_lib, "WTEnable");
wintab_available = wintab_WTOpen && wintab_WTClose && wintab_WTInfo && wintab_WTPacket && wintab_WTEnable;
}
if (wintab_available) {
tablet_drivers.push_back("wintab");
}
// Note: Windows Ink API for pen input, available on Windows 8+ only.
HMODULE user32_lib = LoadLibraryW(L"user32.dll");
if (user32_lib) {
win8p_GetPointerType = (GetPointerTypePtr)GetProcAddress(user32_lib, "GetPointerType");
win8p_GetPointerPenInfo = (GetPointerPenInfoPtr)GetProcAddress(user32_lib, "GetPointerPenInfo");
winink_available = win8p_GetPointerType && win8p_GetPointerPenInfo;
}
if (winink_available) {
tablet_drivers.push_back("winink");
}
if (OS::get_singleton()->is_hidpi_allowed()) {
HMODULE Shcore = LoadLibraryW(L"Shcore.dll");
if (Shcore != nullptr) {
typedef HRESULT(WINAPI * SetProcessDpiAwareness_t)(SHC_PROCESS_DPI_AWARENESS);
SetProcessDpiAwareness_t SetProcessDpiAwareness = (SetProcessDpiAwareness_t)GetProcAddress(Shcore, "SetProcessDpiAwareness");
if (SetProcessDpiAwareness) {
SetProcessDpiAwareness(SHC_PROCESS_SYSTEM_DPI_AWARE);
}
}
}
memset(&wc, 0, sizeof(WNDCLASSEXW));
wc.cbSize = sizeof(WNDCLASSEXW);
wc.style = CS_HREDRAW | CS_VREDRAW | CS_OWNDC | CS_DBLCLKS;
wc.lpfnWndProc = (WNDPROC)::WndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = hInstance ? hInstance : GetModuleHandle(nullptr);
wc.hIcon = LoadIcon(nullptr, IDI_WINLOGO);
wc.hCursor = nullptr;
wc.hbrBackground = nullptr;
wc.lpszMenuName = nullptr;
wc.lpszClassName = L"Engine";
if (!RegisterClassExW(&wc)) {
MessageBox(nullptr, "Failed To Register The Window Class.", "ERROR", MB_OK | MB_ICONEXCLAMATION);
r_error = ERR_UNAVAILABLE;
return;
}
use_raw_input = true;
RAWINPUTDEVICE Rid[1];
Rid[0].usUsagePage = 0x01;
Rid[0].usUsage = 0x02;
Rid[0].dwFlags = 0;
Rid[0].hwndTarget = 0;
if (RegisterRawInputDevices(Rid, 1, sizeof(Rid[0])) == FALSE) {
// Registration failed.
use_raw_input = false;
}
#if defined(VULKAN_ENABLED)
if (rendering_driver == "vulkan") {
context_vulkan = memnew(VulkanContextWindows);
if (context_vulkan->initialize() != OK) {
memdelete(context_vulkan);
context_vulkan = nullptr;
r_error = ERR_UNAVAILABLE;
return;
}
}
#endif
// Init context and rendering device
#if defined(GLES3_ENABLED)
if (rendering_driver == "opengl3") {
GLManager_Windows::ContextType opengl_api_type = GLManager_Windows::GLES_3_0_COMPATIBLE;
gl_manager = memnew(GLManager_Windows(opengl_api_type));
if (gl_manager->initialize() != OK) {
memdelete(gl_manager);
gl_manager = nullptr;
r_error = ERR_UNAVAILABLE;
return;
}
RasterizerGLES3::make_current();
}
#endif
mouse_monitor = SetWindowsHookEx(WH_MOUSE, ::MouseProc, nullptr, GetCurrentThreadId());
Point2i window_position(
(screen_get_size(0).width - p_resolution.width) / 2,
(screen_get_size(0).height - p_resolution.height) / 2);
WindowID main_window = _create_window(p_mode, p_vsync_mode, 0, Rect2i(window_position, p_resolution));
ERR_FAIL_COND_MSG(main_window == INVALID_WINDOW_ID, "Failed to create main window.");
for (int i = 0; i < WINDOW_FLAG_MAX; i++) {
if (p_flags & (1 << i)) {
window_set_flag(WindowFlags(i), true, main_window);
}
}
show_window(MAIN_WINDOW_ID);
#if defined(VULKAN_ENABLED)
if (rendering_driver == "vulkan") {
rendering_device_vulkan = memnew(RenderingDeviceVulkan);
rendering_device_vulkan->initialize(context_vulkan);
RendererCompositorRD::make_current();
}
#endif
if (!Engine::get_singleton()->is_editor_hint() && !OS::get_singleton()->is_in_low_processor_usage_mode()) {
// Increase priority for projects that are not in low-processor mode (typically games)
// to reduce the risk of frame stuttering.
// This is not done for the editor to prevent importers or resource bakers
// from making the system unresponsive.
SetPriorityClass(GetCurrentProcess(), ABOVE_NORMAL_PRIORITY_CLASS);
DWORD index = 0;
HANDLE handle = AvSetMmThreadCharacteristics("Games", &index);
if (handle) {
AvSetMmThreadPriority(handle, AVRT_PRIORITY_CRITICAL);
}
// This is needed to make sure that background work does not starve the main thread.
// This is only setting the priority of this thread, not the whole process.
SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_TIME_CRITICAL);
}
cursor_shape = CURSOR_ARROW;
_update_real_mouse_position(MAIN_WINDOW_ID);
joypad = new JoypadWindows(&windows[MAIN_WINDOW_ID].hWnd);
r_error = OK;
static_cast<OS_Windows *>(OS::get_singleton())->set_main_window(windows[MAIN_WINDOW_ID].hWnd);
Input::get_singleton()->set_event_dispatch_function(_dispatch_input_events);
}
Vector<String> DisplayServerWindows::get_rendering_drivers_func() {
Vector<String> drivers;
#ifdef VULKAN_ENABLED
drivers.push_back("vulkan");
#endif
#ifdef GLES3_ENABLED
drivers.push_back("opengl3");
#endif
return drivers;
}
DisplayServer *DisplayServerWindows::create_func(const String &p_rendering_driver, WindowMode p_mode, VSyncMode p_vsync_mode, uint32_t p_flags, const Vector2i &p_resolution, Error &r_error) {
DisplayServer *ds = memnew(DisplayServerWindows(p_rendering_driver, p_mode, p_vsync_mode, p_flags, p_resolution, r_error));
if (r_error != OK) {
OS::get_singleton()->alert("Your video card driver does not support any of the supported Vulkan or OpenGL versions.\n"
"Please update your drivers or if you have a very old or integrated GPU upgrade it.",
"Unable to initialize Video driver");
}
return ds;
}
void DisplayServerWindows::register_windows_driver() {
register_create_function("windows", create_func, get_rendering_drivers_func);
}
DisplayServerWindows::~DisplayServerWindows() {
delete joypad;
touch_state.clear();
cursors_cache.clear();
if (mouse_monitor) {
UnhookWindowsHookEx(mouse_monitor);
}
if (user_proc) {
SetWindowLongPtr(windows[MAIN_WINDOW_ID].hWnd, GWLP_WNDPROC, (LONG_PTR)user_proc);
}
#ifdef GLES3_ENABLED
// destroy windows .. NYI?
// FIXME wglDeleteContext is never called
#endif
if (windows.has(MAIN_WINDOW_ID)) {
#ifdef VULKAN_ENABLED
if (context_vulkan) {
context_vulkan->window_destroy(MAIN_WINDOW_ID);
}
#endif
if (wintab_available && windows[MAIN_WINDOW_ID].wtctx) {
wintab_WTClose(windows[MAIN_WINDOW_ID].wtctx);
windows[MAIN_WINDOW_ID].wtctx = 0;
}
DestroyWindow(windows[MAIN_WINDOW_ID].hWnd);
}
#if defined(VULKAN_ENABLED)
if (rendering_device_vulkan) {
rendering_device_vulkan->finalize();
memdelete(rendering_device_vulkan);
rendering_device_vulkan = nullptr;
}
if (context_vulkan) {
memdelete(context_vulkan);
context_vulkan = nullptr;
}
#endif
if (restore_mouse_trails > 1) {
SystemParametersInfoA(SPI_SETMOUSETRAILS, restore_mouse_trails, 0, 0);
}
#ifdef GLES3_ENABLED
if (gl_manager) {
memdelete(gl_manager);
gl_manager = nullptr;
}
#endif
if (tts) {
memdelete(tts);
}
CoUninitialize();
}
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