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godot/platform/x11/os_x11.cpp

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/*************************************************************************/
/* os_x11.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur. */
/* */
/* 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 "servers/visual/visual_server_raster.h"
#include "drivers/gles2/rasterizer_gles2.h"
#include "os_x11.h"
#include "key_mapping_x11.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "print_string.h"
#include "servers/physics/physics_server_sw.h"
#include "errno.h"
#include "X11/Xutil.h"
#include "X11/Xatom.h"
#include "X11/extensions/Xinerama.h"
// ICCCM
#define WM_NormalState 1L // window normal state
#define WM_IconicState 3L // window minimized
// EWMH
#define _NET_WM_STATE_REMOVE 0L // remove/unset property
#define _NET_WM_STATE_ADD 1L // add/set property
#define _NET_WM_STATE_TOGGLE 2L // toggle property
#include "main/main.h"
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
//stupid linux.h
#ifdef KEY_TAB
#undef KEY_TAB
#endif
#include <X11/Xatom.h>
#undef CursorShape
int OS_X11::get_video_driver_count() const {
return 1;
}
const char * OS_X11::get_video_driver_name(int p_driver) const {
return "GLES2";
}
OS::VideoMode OS_X11::get_default_video_mode() const {
return OS::VideoMode(1024,600,false);
}
int OS_X11::get_audio_driver_count() const {
return AudioDriverManagerSW::get_driver_count();
}
const char *OS_X11::get_audio_driver_name(int p_driver) const {
AudioDriverSW* driver = AudioDriverManagerSW::get_driver(p_driver);
ERR_FAIL_COND_V( !driver, "" );
return AudioDriverManagerSW::get_driver(p_driver)->get_name();
}
void OS_X11::initialize(const VideoMode& p_desired,int p_video_driver,int p_audio_driver) {
last_button_state=0;
xmbstring=NULL;
event_id=0;
x11_window=0;
last_click_ms=0;
args=OS::get_singleton()->get_cmdline_args();
current_videomode=p_desired;
main_loop=NULL;
last_timestamp=0;
last_mouse_pos_valid=false;
last_keyrelease_time=0;
xdnd_version = 0;
if (get_render_thread_mode()==RENDER_SEPARATE_THREAD) {
XInitThreads();
}
/** XLIB INITIALIZATION **/
x11_display = XOpenDisplay(NULL);
char * modifiers = XSetLocaleModifiers ("@im=none");
ERR_FAIL_COND( modifiers == NULL );
xim = XOpenIM (x11_display, NULL, NULL, NULL);
if (xim == NULL) {
WARN_PRINT("XOpenIM failed");
xim_style=0L;
} else {
::XIMStyles *xim_styles=NULL;
xim_style=0L;
char *imvalret=NULL;
imvalret = XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL);
if (imvalret != NULL || xim_styles == NULL) {
fprintf (stderr, "Input method doesn't support any styles\n");
}
if (xim_styles) {
xim_style = 0L;
for (int i=0;i<xim_styles->count_styles;i++) {
if (xim_styles->supported_styles[i] ==
(XIMPreeditNothing | XIMStatusNothing)) {
xim_style = xim_styles->supported_styles[i];
break;
}
}
XFree (xim_styles);
}
XFree( imvalret );
}
/*
char* windowid = getenv("GODOT_WINDOWID");
if (windowid) {
//freopen("/home/punto/stdout", "w", stdout);
//reopen("/home/punto/stderr", "w", stderr);
x11_window = atol(windowid);
XWindowAttributes xwa;
XGetWindowAttributes(x11_display,x11_window,&xwa);
current_videomode.width = xwa.width;
current_videomode.height = xwa.height;
};
*/
// maybe contextgl wants to be in charge of creating the window
//print_line("def videomode "+itos(current_videomode.width)+","+itos(current_videomode.height));
#if defined(OPENGL_ENABLED) || defined(LEGACYGL_ENABLED)
context_gl = memnew( ContextGL_X11( x11_display, x11_window,current_videomode, false ) );
context_gl->initialize();
rasterizer = memnew( RasterizerGLES2 );
#endif
visual_server = memnew( VisualServerRaster(rasterizer) );
if (get_render_thread_mode()!=RENDER_THREAD_UNSAFE) {
visual_server =memnew(VisualServerWrapMT(visual_server,get_render_thread_mode()==RENDER_SEPARATE_THREAD));
}
#if 1
// NEW_WM_API
// borderless fullscreen window mode
if (current_videomode.fullscreen) {
// needed for lxde/openbox, possibly others
Hints hints;
Atom property;
hints.flags = 2;
hints.decorations = 0;
property = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True);
XChangeProperty(x11_display, x11_window, property, property, 32, PropModeReplace, (unsigned char *)&hints, 5);
XMapRaised(x11_display, x11_window);
XWindowAttributes xwa;
XGetWindowAttributes(x11_display, DefaultRootWindow(x11_display), &xwa);
XMoveResizeWindow(x11_display, x11_window, 0, 0, xwa.width, xwa.height);
// code for netwm-compliants
XEvent xev;
Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False);
Atom fullscreen = XInternAtom(x11_display, "_NET_WM_STATE_FULLSCREEN", False);
memset(&xev, 0, sizeof(xev));
xev.type = ClientMessage;
xev.xclient.window = x11_window;
xev.xclient.message_type = wm_state;
xev.xclient.format = 32;
xev.xclient.data.l[0] = 1;
xev.xclient.data.l[1] = fullscreen;
xev.xclient.data.l[2] = 0;
XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureNotifyMask, &xev);
}
// disable resizable window
if (!current_videomode.resizable) {
XSizeHints *xsh;
xsh = XAllocSizeHints();
xsh->flags = PMinSize | PMaxSize;
XWindowAttributes xwa;
if (current_videomode.fullscreen) {
XGetWindowAttributes(x11_display,DefaultRootWindow(x11_display),&xwa);
} else {
XGetWindowAttributes(x11_display,x11_window,&xwa);
}
xsh->min_width = xwa.width;
xsh->max_width = xwa.width;
xsh->min_height = xwa.height;
xsh->max_height = xwa.height;
XSetWMNormalHints(x11_display, x11_window, xsh);
XFree(xsh);
}
#else
capture_idle = 0;
minimized = false;
maximized = false;
if (current_videomode.fullscreen) {
//set_wm_border(false);
set_wm_fullscreen(true);
}
if (!current_videomode.resizable) {
int screen = get_current_screen();
Size2i screen_size = get_screen_size(screen);
set_window_size(screen_size);
set_window_resizable(false);
}
#endif
AudioDriverManagerSW::get_driver(p_audio_driver)->set_singleton();
audio_driver_index=p_audio_driver;
if (AudioDriverManagerSW::get_driver(p_audio_driver)->init()!=OK) {
bool success=false;
audio_driver_index=-1;
for(int i=0;i<AudioDriverManagerSW::get_driver_count();i++) {
if (i==p_audio_driver)
continue;
AudioDriverManagerSW::get_driver(i)->set_singleton();
if (AudioDriverManagerSW::get_driver(i)->init()==OK) {
success=true;
print_line("Audio Driver Failed: "+String(AudioDriverManagerSW::get_driver(p_audio_driver)->get_name()));
print_line("Using alternate audio driver: "+String(AudioDriverManagerSW::get_driver(i)->get_name()));
audio_driver_index=i;
break;
}
}
if (!success) {
ERR_PRINT("Initializing audio failed.");
}
}
sample_manager = memnew( SampleManagerMallocSW );
audio_server = memnew( AudioServerSW(sample_manager) );
audio_server->init();
spatial_sound_server = memnew( SpatialSoundServerSW );
spatial_sound_server->init();
spatial_sound_2d_server = memnew( SpatialSound2DServerSW );
spatial_sound_2d_server->init();
ERR_FAIL_COND(!visual_server);
ERR_FAIL_COND(x11_window==0);
XSetWindowAttributes new_attr;
new_attr.event_mask=KeyPressMask | KeyReleaseMask | ButtonPressMask |
ButtonReleaseMask | EnterWindowMask |
LeaveWindowMask | PointerMotionMask |
Button1MotionMask |
Button2MotionMask | Button3MotionMask |
Button4MotionMask | Button5MotionMask |
ButtonMotionMask | KeymapStateMask |
ExposureMask | VisibilityChangeMask |
StructureNotifyMask |
SubstructureNotifyMask | SubstructureRedirectMask |
FocusChangeMask | PropertyChangeMask |
ColormapChangeMask | OwnerGrabButtonMask;
XChangeWindowAttributes(x11_display, x11_window,CWEventMask,&new_attr);
XClassHint* classHint;
/* set the titlebar name */
XStoreName(x11_display, x11_window, "Godot");
/* set the name and class hints for the window manager to use */
classHint = XAllocClassHint();
if (classHint) {
classHint->res_name = (char *)"Godot";
classHint->res_class = (char *)"Godot";
}
XSetClassHint(x11_display, x11_window, classHint);
XFree(classHint);
wm_delete = XInternAtom(x11_display, "WM_DELETE_WINDOW", true);
XSetWMProtocols(x11_display, x11_window, &wm_delete, 1);
if (xim && xim_style) {
xic = XCreateIC (xim,XNInputStyle, xim_style,XNClientWindow,x11_window,XNFocusWindow, x11_window, (char*)NULL);
} else {
xic=NULL;
WARN_PRINT("XCreateIC couldn't create xic");
}
XcursorSetTheme(x11_display,"default");
cursor_size = XcursorGetDefaultSize(x11_display);
cursor_theme = XcursorGetTheme(x11_display);
if (!cursor_theme) {
print_line("not found theme");
cursor_theme="default";
}
for(int i=0;i<CURSOR_MAX;i++) {
cursors[i]=None;
img[i]=NULL;
}
current_cursor=CURSOR_ARROW;
if (cursor_theme) {
//print_line("cursor theme: "+String(cursor_theme));
for(int i=0;i<CURSOR_MAX;i++) {
static const char *cursor_file[]={
"left_ptr",
"xterm",
"hand2",
"cross",
"watch",
"left_ptr_watch",
"fleur",
"hand1",
"X_cursor",
"sb_v_double_arrow",
"sb_h_double_arrow",
"size_bdiag",
"size_fdiag",
"hand1",
"sb_v_double_arrow",
"sb_h_double_arrow",
"question_arrow"
};
img[i] = XcursorLibraryLoadImage(cursor_file[i],cursor_theme,cursor_size);
if (img[i]) {
cursors[i]=XcursorImageLoadCursor(x11_display,img[i]);
//print_line("found cursor: "+String(cursor_file[i])+" id "+itos(cursors[i]));
} else {
if (OS::is_stdout_verbose())
print_line("failed cursor: "+String(cursor_file[i]));
}
}
}
{
Pixmap cursormask;
XGCValues xgc;
GC gc;
XColor col;
Cursor cursor;
cursormask = XCreatePixmap(x11_display, RootWindow(x11_display,DefaultScreen(x11_display)), 1, 1, 1);
xgc.function = GXclear;
gc = XCreateGC(x11_display, cursormask, GCFunction, &xgc);
XFillRectangle(x11_display, cursormask, gc, 0, 0, 1, 1);
col.pixel = 0;
col.red = 0;
col.flags = 4;
cursor = XCreatePixmapCursor(x11_display,
cursormask, cursormask,
&col, &col, 0, 0);
XFreePixmap(x11_display, cursormask);
XFreeGC(x11_display, gc);
if (cursor == None)
{
ERR_PRINT("FAILED CREATING CURSOR");
}
null_cursor=cursor;
}
set_cursor_shape(CURSOR_BUSY);
//Set Xdnd (drag & drop) support
Atom XdndAware = XInternAtom(x11_display, "XdndAware", False);
Atom version=5;
XChangeProperty(x11_display, x11_window, XdndAware, XA_ATOM, 32, PropModeReplace, (unsigned char*)&version, 1);
xdnd_enter = XInternAtom(x11_display, "XdndEnter", False);
xdnd_position = XInternAtom(x11_display, "XdndPosition", False);
xdnd_status = XInternAtom(x11_display, "XdndStatus", False);
xdnd_action_copy = XInternAtom(x11_display, "XdndActionCopy", False);
xdnd_drop = XInternAtom(x11_display, "XdndDrop", False);
xdnd_finished = XInternAtom(x11_display, "XdndFinished", False);
xdnd_selection = XInternAtom(x11_display, "XdndSelection", False);
requested = None;
visual_server->init();
//
physics_server = memnew( PhysicsServerSW );
physics_server->init();
//physics_2d_server = memnew( Physics2DServerSW );
physics_2d_server = Physics2DServerWrapMT::init_server<Physics2DServerSW>();
physics_2d_server->init();
input = memnew( InputDefault );
#ifdef JOYDEV_ENABLED
joystick = memnew( joystick_linux(input));
#endif
_ensure_data_dir();
}
void OS_X11::finalize() {
if(main_loop)
memdelete(main_loop);
main_loop=NULL;
spatial_sound_server->finish();
memdelete(spatial_sound_server);
spatial_sound_2d_server->finish();
memdelete(spatial_sound_2d_server);
//if (debugger_connection_console) {
// memdelete(debugger_connection_console);
//}
#ifdef JOYDEV_ENABLED
memdelete(joystick);
#endif
memdelete(input);
memdelete(sample_manager);
audio_server->finish();
memdelete(audio_server);
visual_server->finish();
memdelete(visual_server);
memdelete(rasterizer);
physics_server->finish();
memdelete(physics_server);
physics_2d_server->finish();
memdelete(physics_2d_server);
XUnmapWindow( x11_display, x11_window );
XDestroyWindow( x11_display, x11_window );
#if defined(OPENGL_ENABLED) || defined(LEGACYGL_ENABLED)
memdelete(context_gl);
#endif
for(int i=0;i<CURSOR_MAX;i++) {
if( cursors[i] != None )
XFreeCursor( x11_display, cursors[i] );
if( img[i] != NULL )
XcursorImageDestroy( img[i] );
};
XDestroyIC( xic );
XCloseIM( xim );
XCloseDisplay(x11_display);
if (xmbstring)
memfree(xmbstring);
args.clear();
}
void OS_X11::set_mouse_mode(MouseMode p_mode) {
if (p_mode==mouse_mode)
return;
if (mouse_mode==MOUSE_MODE_CAPTURED)
XUngrabPointer(x11_display, CurrentTime);
if (mouse_mode!=MOUSE_MODE_VISIBLE && p_mode==MOUSE_MODE_VISIBLE)
XUndefineCursor(x11_display,x11_window);
if (p_mode!=MOUSE_MODE_VISIBLE && mouse_mode==MOUSE_MODE_VISIBLE) {
XDefineCursor(x11_display,x11_window,null_cursor);
}
mouse_mode=p_mode;
if (mouse_mode==MOUSE_MODE_CAPTURED) {
while(true) {
//flush pending motion events
if (XPending(x11_display) > 0) {
XEvent event;
XPeekEvent(x11_display, &event);
if (event.type==MotionNotify) {
XNextEvent(x11_display,&event);
} else {
break;
}
} else {
break;
}
}
if (XGrabPointer(x11_display, x11_window, True,
ButtonPressMask | ButtonReleaseMask |
PointerMotionMask, GrabModeAsync, GrabModeAsync,
x11_window, None, CurrentTime) !=
GrabSuccess) {
ERR_PRINT("NO GRAB");
}
center.x = current_videomode.width/2;
center.y = current_videomode.height/2;
XWarpPointer(x11_display, None, x11_window,
0,0,0,0, (int)center.x, (int)center.y);
input->set_mouse_pos(center);
} else {
do_mouse_warp=false;
}
XFlush(x11_display);
}
void OS_X11::warp_mouse_pos(const Point2& p_to) {
if (mouse_mode==MOUSE_MODE_CAPTURED) {
last_mouse_pos=p_to;
} else {
/*XWindowAttributes xwa;
XGetWindowAttributes(x11_display, x11_window, &xwa);
printf("%d %d\n", xwa.x, xwa.y); needed? */
XWarpPointer(x11_display, None, x11_window,
0,0,0,0, (int)p_to.x , (int)p_to.y);
}
}
OS::MouseMode OS_X11::get_mouse_mode() const {
return mouse_mode;
}
int OS_X11::get_mouse_button_state() const {
return last_button_state;
}
Point2 OS_X11::get_mouse_pos() const {
return last_mouse_pos;
}
void OS_X11::set_window_title(const String& p_title) {
XStoreName(x11_display,x11_window,p_title.utf8().get_data());
Atom _net_wm_name = XInternAtom(x11_display, "_NET_WM_NAME", false);
Atom utf8_string = XInternAtom(x11_display, "UTF8_STRING", false);
XChangeProperty( x11_display, x11_window, _net_wm_name, utf8_string, 8, PropModeReplace, (unsigned char*) p_title.utf8().get_data(), p_title.utf8().length());
}
void OS_X11::set_video_mode(const VideoMode& p_video_mode,int p_screen) {
}
OS::VideoMode OS_X11::get_video_mode(int p_screen) const {
return current_videomode;
}
void OS_X11::get_fullscreen_mode_list(List<VideoMode> *p_list,int p_screen) const {
}
//#ifdef NEW_WM_API
#if 0
// Just now not needed. Can be used for a possible OS.set_border(bool) method
void OS_X11::set_wm_border(bool p_enabled) {
// needed for lxde/openbox, possibly others
Hints hints;
Atom property;
hints.flags = 2;
hints.decorations = p_enabled ? 1L : 0L;
property = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True);
XChangeProperty(x11_display, x11_window, property, property, 32, PropModeReplace, (unsigned char *)&hints, 5);
XMapRaised(x11_display, x11_window);
//XMoveResizeWindow(x11_display, x11_window, 0, 0, 800, 800);
}
#endif
void OS_X11::set_wm_fullscreen(bool p_enabled) {
// Using EWMH -- Extened Window Manager Hints
XEvent xev;
Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False);
Atom wm_fullscreen = XInternAtom(x11_display, "_NET_WM_STATE_FULLSCREEN", False);
memset(&xev, 0, sizeof(xev));
xev.type = ClientMessage;
xev.xclient.window = x11_window;
xev.xclient.message_type = wm_state;
xev.xclient.format = 32;
xev.xclient.data.l[0] = p_enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
xev.xclient.data.l[1] = wm_fullscreen;
xev.xclient.data.l[2] = 0;
XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
}
int OS_X11::get_screen_count() const {
// Using Xinerama Extension
int event_base, error_base;
const Bool ext_okay = XineramaQueryExtension(x11_display, &event_base, &error_base);
if( !ext_okay ) return 0;
int count;
XineramaScreenInfo* xsi = XineramaQueryScreens(x11_display, &count);
XFree(xsi);
return count;
}
int OS_X11::get_current_screen() const {
int x,y;
Window child;
XTranslateCoordinates( x11_display, x11_window, DefaultRootWindow(x11_display), 0, 0, &x, &y, &child);
int count = get_screen_count();
for(int i=0; i<count; i++) {
Point2i pos = get_screen_position(i);
Size2i size = get_screen_size(i);
if( (x >= pos.x && x <pos.x + size.width) && (y >= pos.y && y < pos.y + size.height) )
return i;
}
return 0;
}
void OS_X11::set_current_screen(int p_screen) {
int count = get_screen_count();
if(p_screen >= count) return;
if( current_videomode.fullscreen ) {
Point2i position = get_screen_position(p_screen);
Size2i size = get_screen_size(p_screen);
XMoveResizeWindow(x11_display, x11_window, position.x, position.y, size.x, size.y);
}
else {
if( p_screen != get_current_screen() ) {
Point2i position = get_screen_position(p_screen);
XMoveWindow(x11_display, x11_window, position.x, position.y);
}
}
}
Point2 OS_X11::get_screen_position(int p_screen) const {
// Using Xinerama Extension
int event_base, error_base;
const Bool ext_okay = XineramaQueryExtension(x11_display, &event_base, &error_base);
if( !ext_okay ) {
return Point2i(0,0);
}
int count;
XineramaScreenInfo* xsi = XineramaQueryScreens(x11_display, &count);
if( p_screen >= count ) {
return Point2i(0,0);
}
Point2i position = Point2i(xsi[p_screen].x_org, xsi[p_screen].y_org);
XFree(xsi);
return position;
}
Size2 OS_X11::get_screen_size(int p_screen) const {
// Using Xinerama Extension
int event_base, error_base;
const Bool ext_okay = XineramaQueryExtension(x11_display, &event_base, &error_base);
if( !ext_okay ) return Size2i(0,0);
int count;
XineramaScreenInfo* xsi = XineramaQueryScreens(x11_display, &count);
if( p_screen >= count ) return Size2i(0,0);
Size2i size = Point2i(xsi[p_screen].width, xsi[p_screen].height);
XFree(xsi);
return size;
}
Point2 OS_X11::get_window_position() const {
int x,y;
Window child;
XTranslateCoordinates( x11_display, x11_window, DefaultRootWindow(x11_display), 0, 0, &x, &y, &child);
int screen = get_current_screen();
Point2i screen_position = get_screen_position(screen);
return Point2i(x-screen_position.x, y-screen_position.y);
}
void OS_X11::set_window_position(const Point2& p_position) {
// Using EWMH -- Extended Window Manager Hints
// to get the size of the decoration
#if 0
Atom property = XInternAtom(x11_display,"_NET_FRAME_EXTENTS", True);
Atom type;
int format;
unsigned long len;
unsigned long remaining;
unsigned char *data = NULL;
int result;
result = XGetWindowProperty(
x11_display,
x11_window,
property,
0,
32,
False,
AnyPropertyType,
&type,
&format,
&len,
&remaining,
&data
);
long left = 0L;
long top = 0L;
if( result == Success ) {
long *extends = (long *) data;
left = extends[0];
top = extends[2];
XFree(data);
}
int screen = get_current_screen();
Point2i screen_position = get_screen_position(screen);
left -= screen_position.x;
top -= screen_position.y;
XMoveWindow(x11_display,x11_window,p_position.x - left,p_position.y - top);
#else
XMoveWindow(x11_display,x11_window,p_position.x,p_position.y);
#endif
}
Size2 OS_X11::get_window_size() const {
XWindowAttributes xwa;
XGetWindowAttributes(x11_display, x11_window, &xwa);
return Size2i(xwa.width, xwa.height);
}
void OS_X11::set_window_size(const Size2 p_size) {
XResizeWindow(x11_display, x11_window, p_size.x, p_size.y);
}
void OS_X11::set_window_fullscreen(bool p_enabled) {
set_wm_fullscreen(p_enabled);
current_videomode.fullscreen = p_enabled;
}
bool OS_X11::is_window_fullscreen() const {
return current_videomode.fullscreen;
}
void OS_X11::set_window_resizable(bool p_enabled) {
XSizeHints *xsh;
xsh = XAllocSizeHints();
xsh->flags = p_enabled ? 0L : PMinSize | PMaxSize;
if(!p_enabled) {
XWindowAttributes xwa;
XGetWindowAttributes(x11_display,x11_window,&xwa);
xsh->min_width = xwa.width;
xsh->max_width = xwa.width;
xsh->min_height = xwa.height;
xsh->max_height = xwa.height;
}
XSetWMNormalHints(x11_display, x11_window, xsh);
XFree(xsh);
current_videomode.resizable = p_enabled;
}
bool OS_X11::is_window_resizable() const {
return current_videomode.resizable;
}
void OS_X11::set_window_minimized(bool p_enabled) {
// Using ICCCM -- Inter-Client Communication Conventions Manual
XEvent xev;
Atom wm_change = XInternAtom(x11_display, "WM_CHANGE_STATE", False);
memset(&xev, 0, sizeof(xev));
xev.type = ClientMessage;
xev.xclient.window = x11_window;
xev.xclient.message_type = wm_change;
xev.xclient.format = 32;
xev.xclient.data.l[0] = p_enabled ? WM_IconicState : WM_NormalState;
XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
//XEvent xev;
Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False);
Atom wm_hidden = XInternAtom(x11_display, "_NET_WM_STATE_HIDDEN", False);
memset(&xev, 0, sizeof(xev));
xev.type = ClientMessage;
xev.xclient.window = x11_window;
xev.xclient.message_type = wm_state;
xev.xclient.format = 32;
xev.xclient.data.l[0] = _NET_WM_STATE_ADD;
xev.xclient.data.l[1] = wm_hidden;
XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
}
bool OS_X11::is_window_minimized() const {
// Using ICCCM -- Inter-Client Communication Conventions Manual
Atom property = XInternAtom(x11_display,"WM_STATE", True);
Atom type;
int format;
unsigned long len;
unsigned long remaining;
unsigned char *data = NULL;
int result = XGetWindowProperty(
x11_display,
x11_window,
property,
0,
32,
False,
AnyPropertyType,
&type,
&format,
&len,
&remaining,
&data
);
if( result == Success ) {
long *state = (long *) data;
if( state[0] == WM_IconicState )
return true;
}
return false;
}
void OS_X11::set_window_maximized(bool p_enabled) {
// Using EWMH -- Extended Window Manager Hints
XEvent xev;
Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False);
Atom wm_max_horz = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_HORZ", False);
Atom wm_max_vert = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_VERT", False);
memset(&xev, 0, sizeof(xev));
xev.type = ClientMessage;
xev.xclient.window = x11_window;
xev.xclient.message_type = wm_state;
xev.xclient.format = 32;
xev.xclient.data.l[0] = p_enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
xev.xclient.data.l[1] = wm_max_horz;
xev.xclient.data.l[2] = wm_max_vert;
XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
/* sorry this does not fix it, fails on multi monitor
XWindowAttributes xwa;
XGetWindowAttributes(x11_display,DefaultRootWindow(x11_display),&xwa);
current_videomode.width = xwa.width;
current_videomode.height = xwa.height;
//*/
// current_videomode.width = wm_max_horz;
// current_videomode.height = wm_max_vert;
//Size2 ss = get_screen_size(get_current_screen());
//current_videomode.width=ss.width;
//current_videomode.height=ss.height;
maximized = p_enabled;
}
bool OS_X11::is_window_maximized() const {
// Using EWMH -- Extended Window Manager Hints
Atom property = XInternAtom(x11_display,"_NET_WM_STATE",False );
Atom type;
int format;
unsigned long len;
unsigned long remaining;
unsigned char *data = NULL;
int result = XGetWindowProperty(
x11_display,
x11_window,
property,
0,
1024,
False,
XA_ATOM,
&type,
&format,
&len,
&remaining,
&data
);
if(result == Success) {
Atom *atoms = (Atom*) data;
Atom wm_max_horz = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_HORZ", False);
Atom wm_max_vert = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_VERT", False);
bool found_wm_max_horz = false;
bool found_wm_max_vert = false;
for( unsigned int i=0; i < len; i++ ) {
if( atoms[i] == wm_max_horz )
found_wm_max_horz = true;
if( atoms[i] == wm_max_vert )
found_wm_max_vert = true;
if( found_wm_max_horz && found_wm_max_vert )
return true;
}
XFree(atoms);
}
return false;
}
InputModifierState OS_X11::get_key_modifier_state(unsigned int p_x11_state) {
InputModifierState state;
state.shift = (p_x11_state&ShiftMask);
state.control = (p_x11_state&ControlMask);
state.alt = (p_x11_state&Mod1Mask /*|| p_x11_state&Mod5Mask*/); //altgr should not count as alt
state.meta = (p_x11_state&Mod4Mask);
return state;
}
unsigned int OS_X11::get_mouse_button_state(unsigned int p_x11_state) {
unsigned int state=0;
if (p_x11_state&Button1Mask) {
state|=1<<0;
}
if (p_x11_state&Button3Mask) {
state|=1<<1;
}
if (p_x11_state&Button2Mask) {
state|=1<<2;
}
if (p_x11_state&Button4Mask) {
state|=1<<3;
}
if (p_x11_state&Button5Mask) {
state|=1<<4;
}
last_button_state=state;
return state;
}
void OS_X11::handle_key_event(XKeyEvent *p_event, bool p_echo) {
// X11 functions don't know what const is
XKeyEvent *xkeyevent = p_event;
// This code was pretty difficult to write.
// The docs stink and every toolkit seems to
// do it in a different way.
/* Phase 1, obtain a proper keysym */
// This was also very difficult to figure out.
// You'd expect you could just use Keysym provided by
// XKeycodeToKeysym to obtain internationalized
// input.. WRONG!!
// you must use XLookupString (???) which not only wastes
// cycles generating an unnecesary string, but also
// still works in half the cases. (won't handle deadkeys)
// For more complex input methods (deadkeys and more advanced)
// you have to use XmbLookupString (??).
// So.. then you have to chosse which of both results
// you want to keep.
// This is a real bizarreness and cpu waster.
KeySym keysym_keycode=0; // keysym used to find a keycode
KeySym keysym_unicode=0; // keysym used to find unicode
// XLookupString returns keysyms usable as nice scancodes/
char str[256+1];
XLookupString(xkeyevent, str, 256, &keysym_keycode, NULL);
// Meanwhile, XLookupString returns keysyms useful for unicode.
if (!xmbstring) {
// keep a temporary buffer for the string
xmbstring=(char*)memalloc(sizeof(char)*8);
xmblen=8;
}
if (xkeyevent->type == KeyPress && xic) {
Status status;
do {
int mnbytes = XmbLookupString (xic, xkeyevent, xmbstring, xmblen - 1, &keysym_unicode, &status);
xmbstring[mnbytes] = '\0';
if (status == XBufferOverflow) {
xmblen = mnbytes + 1;
xmbstring = (char*)memrealloc (xmbstring, xmblen);
}
} while (status == XBufferOverflow);
}
/* Phase 2, obtain a pigui keycode from the keysym */
// KeyMappingX11 just translated the X11 keysym to a PIGUI
// keysym, so it works in all platforms the same.
unsigned int keycode = KeyMappingX11::get_keycode(keysym_keycode);
/* Phase 3, obtain an unicode character from the keysym */
// KeyMappingX11 also translates keysym to unicode.
// It does a binary search on a table to translate
// most properly.
//print_line("keysym_unicode: "+rtos(keysym_unicode));
unsigned int unicode = keysym_unicode>0? KeyMappingX11::get_unicode_from_keysym(keysym_unicode):0;
/* Phase 4, determine if event must be filtered */
// This seems to be a side-effect of using XIM.
// XEventFilter looks like a core X11 funciton,
// but it's actually just used to see if we must
// ignore a deadkey, or events XIM determines
// must not reach the actual gui.
// Guess it was a design problem of the extension
bool keypress = xkeyevent->type == KeyPress;
if (xkeyevent->type == KeyPress && xic) {
if (XFilterEvent((XEvent*)xkeyevent, x11_window))
return;
}
if (keycode==0 && unicode==0)
return;
/* Phase 5, determine modifier mask */
// No problems here, except I had no way to
// know Mod1 was ALT and Mod4 was META (applekey/winkey)
// just tried Mods until i found them.
//print_line("mod1: "+itos(xkeyevent->state&Mod1Mask)+" mod 5: "+itos(xkeyevent->state&Mod5Mask));
InputModifierState state = get_key_modifier_state(xkeyevent->state);
/* Phase 6, determine echo character */
// Echo characters in X11 are a keyrelease and a keypress
// one after the other with the (almot) same timestamp.
// To detect them, i use XPeekEvent and check that their
// difference in time is below a treshold.
if (xkeyevent->type != KeyPress) {
// make sure there are events pending,
// so this call won't block.
if (XPending(x11_display)>0) {
XEvent peek_event;
XPeekEvent(x11_display, &peek_event);
// I'm using a treshold of 5 msecs,
// since sometimes there seems to be a little
// jitter. I'm still not convinced that all this approach
// is correct, but the xorg developers are
// not very helpful today.
::Time tresh=ABS(peek_event.xkey.time-xkeyevent->time);
if (peek_event.type == KeyPress && tresh<5 ) {
KeySym rk;
XLookupString((XKeyEvent*)&peek_event, str, 256, &rk, NULL);
if (rk==keysym_keycode) {
XEvent event;
XNextEvent(x11_display, &event); //erase next event
handle_key_event( (XKeyEvent*)&event,true );
return; //ignore current, echo next
}
}
// use the time from peek_event so it always works
}
// save the time to check for echo when keypress happens
}
/* Phase 7, send event to Window */
InputEvent event;
event.ID=++event_id;
event.type = InputEvent::KEY;
event.device=0;
event.key.mod=state;
event.key.pressed=keypress;
if (keycode>='a' && keycode<='z')
keycode-='a'-'A';
event.key.scancode=keycode;
event.key.unicode=unicode;
event.key.echo=p_echo;
if (event.key.scancode==KEY_BACKTAB) {
//make it consistent accross platforms.
event.key.scancode=KEY_TAB;
event.key.mod.shift=true;
}
//printf("key: %x\n",event.key.scancode);
input->parse_input_event( event);
}
struct Property
{
unsigned char *data;
int format, nitems;
Atom type;
};
static Property read_property(Display* p_display, Window p_window, Atom p_property) {
Atom actual_type;
int actual_format;
unsigned long nitems;
unsigned long bytes_after;
unsigned char *ret=0;
int read_bytes = 1024;
//Keep trying to read the property until there are no
//bytes unread.
do
{
if(ret != 0)
XFree(ret);
XGetWindowProperty(p_display, p_window, p_property, 0, read_bytes, False, AnyPropertyType,
&actual_type, &actual_format, &nitems, &bytes_after,
&ret);
read_bytes *= 2;
}while(bytes_after != 0);
Property p = {ret, actual_format, nitems, actual_type};
return p;
}
static Atom pick_target_from_list(Display* p_display, Atom *p_list, int p_count) {
static const char* target_type = "text/uri-list";
for (int i = 0; i < p_count; i++) {
Atom atom = p_list[i];
if (atom != None && String(XGetAtomName(p_display, atom)) == target_type)
return atom;
}
return None;
}
static Atom pick_target_from_atoms(Display* p_disp, Atom p_t1, Atom p_t2, Atom p_t3) {
static const char* target_type = "text/uri-list";
if (p_t1 != None && String(XGetAtomName(p_disp, p_t1)) == target_type)
return p_t1;
if (p_t2 != None && String(XGetAtomName(p_disp, p_t2)) == target_type)
return p_t2;
if (p_t3 != None && String(XGetAtomName(p_disp, p_t3)) == target_type)
return p_t3;
return None;
}
void OS_X11::process_xevents() {
//printf("checking events %i\n", XPending(x11_display));
do_mouse_warp=false;
while (XPending(x11_display) > 0) {
XEvent event;
XNextEvent(x11_display, &event);
switch (event.type) {
case Expose:
Main::force_redraw();
break;
case NoExpose:
minimized = true;
break;
case VisibilityNotify: {
XVisibilityEvent * visibility = (XVisibilityEvent *)&event;
minimized = (visibility->state == VisibilityFullyObscured);
} break;
case LeaveNotify: {
if (main_loop && mouse_mode!=MOUSE_MODE_CAPTURED)
main_loop->notification(MainLoop::NOTIFICATION_WM_MOUSE_EXIT);
if (input)
input->set_mouse_in_window(false);
} break;
case EnterNotify: {
if (main_loop && mouse_mode!=MOUSE_MODE_CAPTURED)
main_loop->notification(MainLoop::NOTIFICATION_WM_MOUSE_ENTER);
if (input)
input->set_mouse_in_window(true);
} break;
case FocusIn:
minimized = false;
#ifdef NEW_WM_API
if(current_videomode.fullscreen) {
set_wm_fullscreen(true);
}
#endif
main_loop->notification(MainLoop::NOTIFICATION_WM_FOCUS_IN);
if (mouse_mode==MOUSE_MODE_CAPTURED) {
XGrabPointer(x11_display, x11_window, True,
ButtonPressMask | ButtonReleaseMask |
PointerMotionMask, GrabModeAsync, GrabModeAsync,
x11_window, None, CurrentTime);
}
break;
case FocusOut:
#ifdef NEW_WM_API
if(current_videomode.fullscreen) {
set_wm_fullscreen(false);
set_window_minimized(true);
}
#endif
main_loop->notification(MainLoop::NOTIFICATION_WM_FOCUS_OUT);
if (mouse_mode==MOUSE_MODE_CAPTURED) {
//dear X11, I try, I really try, but you never work, you do whathever you want.
XUngrabPointer(x11_display, CurrentTime);
}
break;
case ConfigureNotify:
/* call resizeGLScene only if our window-size changed */
if ((event.xconfigure.width == current_videomode.width) &&
(event.xconfigure.height == current_videomode.height))
break;
current_videomode.width=event.xconfigure.width;
current_videomode.height=event.xconfigure.height;
break;
case ButtonPress:
case ButtonRelease: {
/* exit in case of a mouse button press */
last_timestamp=event.xbutton.time;
if (mouse_mode==MOUSE_MODE_CAPTURED) {
event.xbutton.x=last_mouse_pos.x;
event.xbutton.y=last_mouse_pos.y;
}
InputEvent mouse_event;
mouse_event.ID=++event_id;
mouse_event.type = InputEvent::MOUSE_BUTTON;
mouse_event.device=0;
mouse_event.mouse_button.mod = get_key_modifier_state(event.xbutton.state);
mouse_event.mouse_button.button_mask = get_mouse_button_state(event.xbutton.state);
mouse_event.mouse_button.x=event.xbutton.x;
mouse_event.mouse_button.y=event.xbutton.y;
mouse_event.mouse_button.global_x=event.xbutton.x;
mouse_event.mouse_button.global_y=event.xbutton.y;
mouse_event.mouse_button.button_index=event.xbutton.button;
if (mouse_event.mouse_button.button_index==2)
mouse_event.mouse_button.button_index=3;
else if (mouse_event.mouse_button.button_index==3)
mouse_event.mouse_button.button_index=2;
mouse_event.mouse_button.pressed=(event.type==ButtonPress);
if (event.type==ButtonPress && event.xbutton.button==1) {
uint64_t diff = get_ticks_usec()/1000 - last_click_ms;
if (diff<400 && Point2(last_click_pos).distance_to(Point2(event.xbutton.x,event.xbutton.y))<5) {
last_click_ms=0;
last_click_pos = Point2(-100,-100);
mouse_event.mouse_button.doubleclick=true;
mouse_event.ID=++event_id;
} else {
last_click_ms+=diff;
last_click_pos = Point2(event.xbutton.x,event.xbutton.y);
}
}
input->parse_input_event( mouse_event);
} break;
case MotionNotify: {
// FUCK YOU X11 API YOU SERIOUSLY GROSS ME OUT
// YOU ARE AS GROSS AS LOOKING AT A PUTRID PILE
// OF POOP STICKING OUT OF A CLOGGED TOILET
// HOW THE FUCK I AM SUPPOSED TO KNOW WHICH ONE
// OF THE MOTION NOTIFY EVENTS IS THE ONE GENERATED
// BY WARPING THE MOUSE POINTER?
// YOU ARE FORCING ME TO FILTER ONE BY ONE TO FIND IT
// PLEASE DO ME A FAVOR AND DIE DROWNED IN A FECAL
// MOUNTAIN BECAUSE THAT'S WHERE YOU BELONG.
while(true) {
if (mouse_mode==MOUSE_MODE_CAPTURED && event.xmotion.x==current_videomode.width/2 && event.xmotion.y==current_videomode.height/2) {
//this is likely the warp event since it was warped here
center=Vector2(event.xmotion.x,event.xmotion.y);
break;
}
if (XPending(x11_display) > 0) {
XEvent tevent;
XPeekEvent(x11_display, &tevent);
if (tevent.type==MotionNotify) {
XNextEvent(x11_display,&event);
} else {
break;
}
} else {
break;
}
}
last_timestamp=event.xmotion.time;
// Motion is also simple.
// A little hack is in order
// to be able to send relative motion events.
Point2i pos( event.xmotion.x, event.xmotion.y );
if (mouse_mode==MOUSE_MODE_CAPTURED) {
#if 1
//Vector2 c = Point2i(current_videomode.width/2,current_videomode.height/2);
if (pos==Point2i(current_videomode.width/2,current_videomode.height/2)) {
//this sucks, it's a hack, etc and is a little inaccurate, etc.
//but nothing I can do, X11 sucks.
center=pos;
break;
}
Point2i new_center = pos;
pos = last_mouse_pos + ( pos - center );
center=new_center;
do_mouse_warp=true;
#else
//Dear X11, thanks for making my life miserable
center.x = current_videomode.width/2;
center.y = current_videomode.height/2;
pos = last_mouse_pos + ( pos-center );
if (pos==last_mouse_pos)
break;
XWarpPointer(x11_display, None, x11_window,
0,0,0,0, (int)center.x, (int)center.y);
#endif
}
if (!last_mouse_pos_valid) {
last_mouse_pos=pos;
last_mouse_pos_valid=true;
}
Point2i rel = pos - last_mouse_pos;
#ifdef NEW_WM_API
if (mouse_mode==MOUSE_MODE_CAPTURED) {
pos.x = current_videomode.width / 2;
pos.y = current_videomode.height / 2;
}
#endif
InputEvent motion_event;
motion_event.ID=++event_id;
motion_event.type=InputEvent::MOUSE_MOTION;
motion_event.device=0;
motion_event.mouse_motion.mod = get_key_modifier_state(event.xmotion.state);
motion_event.mouse_motion.button_mask = get_mouse_button_state(event.xmotion.state);
motion_event.mouse_motion.x=pos.x;
motion_event.mouse_motion.y=pos.y;
input->set_mouse_pos(pos);
motion_event.mouse_motion.global_x=pos.x;
motion_event.mouse_motion.global_y=pos.y;
motion_event.mouse_motion.speed_x=input->get_mouse_speed().x;
motion_event.mouse_motion.speed_y=input->get_mouse_speed().y;
motion_event.mouse_motion.relative_x=rel.x;
motion_event.mouse_motion.relative_y=rel.y;
last_mouse_pos=pos;
// printf("rel: %d,%d\n", rel.x, rel.y );
input->parse_input_event( motion_event);
} break;
case KeyPress:
case KeyRelease: {
last_timestamp=event.xkey.time;
// key event is a little complex, so
// it will be handled in it's own function.
handle_key_event( (XKeyEvent*)&event );
} break;
case SelectionRequest: {
XSelectionRequestEvent *req;
XEvent e, respond;
e = event;
req=&(e.xselectionrequest);
if (req->target == XA_STRING || req->target == XInternAtom(x11_display, "COMPOUND_TEXT", 0) ||
req->target == XInternAtom(x11_display, "UTF8_STRING", 0))
{
CharString clip = OS::get_clipboard().utf8();
XChangeProperty (x11_display,
req->requestor,
req->property,
req->target,
8,
PropModeReplace,
(unsigned char*)clip.get_data(),
clip.length());
respond.xselection.property=req->property;
} else if (req->target == XInternAtom(x11_display, "TARGETS", 0)) {
Atom data[2];
data[0] = XInternAtom(x11_display, "UTF8_STRING", 0);
data[1] = XA_STRING;
XChangeProperty (x11_display, req->requestor, req->property, req->target,
8, PropModeReplace, (unsigned char *) &data,
sizeof (data));
respond.xselection.property=req->property;
} else {
printf ("No String %x\n",
(int)req->target);
respond.xselection.property= None;
}
respond.xselection.type= SelectionNotify;
respond.xselection.display= req->display;
respond.xselection.requestor= req->requestor;
respond.xselection.selection=req->selection;
respond.xselection.target= req->target;
respond.xselection.time = req->time;
XSendEvent (x11_display, req->requestor,0,0,&respond);
XFlush (x11_display);
} break;
case SelectionNotify:
if (event.xselection.target == requested) {
Property p = read_property(x11_display, x11_window, XInternAtom(x11_display, "PRIMARY", 0));
Vector<String> files = String((char *)p.data).split("\n", false);
for (int i = 0; i < files.size(); i++) {
files[i] = files[i].replace("file://", "").replace("%20", " ").strip_escapes();
}
main_loop->drop_files(files);
//Reply that all is well.
XClientMessageEvent m;
memset(&m, sizeof(m), 0);
m.type = ClientMessage;
m.display = x11_display;
m.window = xdnd_source_window;
m.message_type = xdnd_finished;
m.format=32;
m.data.l[0] = x11_window;
m.data.l[1] = 1;
m.data.l[2] = xdnd_action_copy; //We only ever copy.
XSendEvent(x11_display, xdnd_source_window, False, NoEventMask, (XEvent*)&m);
}
break;
case ClientMessage:
if ((unsigned int)event.xclient.data.l[0]==(unsigned int)wm_delete)
main_loop->notification(MainLoop::NOTIFICATION_WM_QUIT_REQUEST);
else if ((unsigned int)event.xclient.message_type == (unsigned int)xdnd_enter) {
//File(s) have been dragged over the window, check for supported target (text/uri-list)
xdnd_version = ( event.xclient.data.l[1] >> 24);
Window source = event.xclient.data.l[0];
bool more_than_3 = event.xclient.data.l[1] & 1;
if (more_than_3) {
Property p = read_property(x11_display, source, XInternAtom(x11_display, "XdndTypeList", False));
requested = pick_target_from_list(x11_display, (Atom*)p.data, p.nitems);
}
else
requested = pick_target_from_atoms(x11_display, event.xclient.data.l[2],event.xclient.data.l[3], event.xclient.data.l[4]);
}
else if ((unsigned int)event.xclient.message_type == (unsigned int )xdnd_position) {
//xdnd position event, reply with an XDND status message
//just depending on type of data for now
XClientMessageEvent m;
memset(&m, sizeof(m), 0);
m.type = ClientMessage;
m.display = event.xclient.display;
m.window = event.xclient.data.l[0];
m.message_type = xdnd_status;
m.format=32;
m.data.l[0] = x11_window;
m.data.l[1] = (requested != None);
m.data.l[2] = 0; //empty rectangle
m.data.l[3] = 0;
m.data.l[4] = xdnd_action_copy;
XSendEvent(x11_display, event.xclient.data.l[0], False, NoEventMask, (XEvent*)&m);
XFlush(x11_display);
}
else if ((unsigned int)event.xclient.message_type == (unsigned int)xdnd_drop) {
if (requested != None) {
xdnd_source_window = event.xclient.data.l[0];
if(xdnd_version >= 1)
XConvertSelection(x11_display, xdnd_selection, requested, XInternAtom(x11_display, "PRIMARY", 0), x11_window, event.xclient.data.l[2]);
else
XConvertSelection(x11_display, xdnd_selection, requested, XInternAtom(x11_display, "PRIMARY", 0), x11_window, CurrentTime);
}
else {
//Reply that we're not interested.
XClientMessageEvent m;
memset(&m, sizeof(m), 0);
m.type = ClientMessage;
m.display = event.xclient.display;
m.window = event.xclient.data.l[0];
m.message_type = xdnd_finished;
m.format=32;
m.data.l[0] = x11_window;
m.data.l[1] = 0;
m.data.l[2] = None; //Failed.
XSendEvent(x11_display, event.xclient.data.l[0], False, NoEventMask, (XEvent*)&m);
}
}
break;
default:
break;
}
}
XFlush(x11_display);
if (do_mouse_warp) {
XWarpPointer(x11_display, None, x11_window,
0,0,0,0, (int)current_videomode.width/2, (int)current_videomode.height/2);
/*
Window root, child;
int root_x, root_y;
int win_x, win_y;
unsigned int mask;
XQueryPointer( x11_display, x11_window, &root, &child, &root_x, &root_y, &win_x, &win_y, &mask );
printf("Root: %d,%d\n", root_x, root_y);
printf("Win: %d,%d\n", win_x, win_y);
*/
}
}
MainLoop *OS_X11::get_main_loop() const {
return main_loop;
}
void OS_X11::delete_main_loop() {
if (main_loop)
memdelete(main_loop);
main_loop=NULL;
}
void OS_X11::set_main_loop( MainLoop * p_main_loop ) {
main_loop=p_main_loop;
input->set_main_loop(p_main_loop);
}
bool OS_X11::can_draw() const {
return !minimized;
};
void OS_X11::set_clipboard(const String& p_text) {
OS::set_clipboard(p_text);
XSetSelectionOwner(x11_display, XA_PRIMARY, x11_window, CurrentTime);
XSetSelectionOwner(x11_display, XInternAtom(x11_display, "CLIPBOARD", 0), x11_window, CurrentTime);
};
static String _get_clipboard(Atom p_source, Window x11_window, ::Display* x11_display, String p_internal_clipboard) {
String ret;
Atom type;
Atom selection = XA_PRIMARY;
int format, result;
unsigned long len, bytes_left, dummy;
unsigned char *data;
Window Sown = XGetSelectionOwner (x11_display, p_source);
if (Sown == x11_window) {
printf("returning internal clipboard\n");
return p_internal_clipboard;
};
if (Sown != None) {
XConvertSelection (x11_display, p_source, XA_STRING, selection,
x11_window, CurrentTime);
XFlush (x11_display);
while (true) {
XEvent event;
XNextEvent(x11_display, &event);
if (event.type == SelectionNotify && event.xselection.requestor == x11_window) {
break;
};
};
//
// Do not get any data, see how much data is there
//
XGetWindowProperty (x11_display, x11_window,
selection, // Tricky..
0, 0, // offset - len
0, // Delete 0==FALSE
AnyPropertyType, //flag
&type, // return type
&format, // return format
&len, &bytes_left, //that
&data);
// DATA is There
if (bytes_left > 0)
{
result = XGetWindowProperty (x11_display, x11_window,
selection, 0,bytes_left,0,
AnyPropertyType, &type,&format,
&len, &dummy, &data);
if (result == Success) {
ret.parse_utf8((const char*)data);
} else printf ("FAIL\n");
XFree (data);
}
}
return ret;
};
String OS_X11::get_clipboard() const {
String ret;
ret = _get_clipboard(XInternAtom(x11_display, "CLIPBOARD", 0), x11_window, x11_display, OS::get_clipboard());
if (ret == "") {
ret = _get_clipboard(XA_PRIMARY, x11_window, x11_display, OS::get_clipboard());
};
return ret;
};
String OS_X11::get_name() {
return "X11";
}
Error OS_X11::shell_open(String p_uri) {
Error ok;
List<String> args;
args.push_back(p_uri);
ok = execute("/usr/bin/xdg-open",args,false);
if (ok==OK)
return OK;
ok = execute("gnome-open",args,false);
if (ok==OK)
return OK;
ok = execute("kde-open",args,false);
return ok;
}
String OS_X11::get_system_dir(SystemDir p_dir) const {
String xdgparam;
switch(p_dir) {
case SYSTEM_DIR_DESKTOP: {
xdgparam="DESKTOP";
} break;
case SYSTEM_DIR_DCIM: {
xdgparam="PICTURES";
} break;
case SYSTEM_DIR_DOCUMENTS: {
xdgparam="DOCUMENTS";
} break;
case SYSTEM_DIR_DOWNLOADS: {
xdgparam="DOWNLOAD";
} break;
case SYSTEM_DIR_MOVIES: {
xdgparam="VIDEOS";
} break;
case SYSTEM_DIR_MUSIC: {
xdgparam="MUSIC";
} break;
case SYSTEM_DIR_PICTURES: {
xdgparam="PICTURES";
} break;
case SYSTEM_DIR_RINGTONES: {
xdgparam="MUSIC";
} break;
}
String pipe;
List<String> arg;
arg.push_back(xdgparam);
Error err = const_cast<OS_X11*>(this)->execute("/usr/bin/xdg-user-dir",arg,true,NULL,&pipe);
if (err!=OK)
return ".";
return pipe.strip_edges();
}
void OS_X11::move_window_to_foreground() {
XRaiseWindow(x11_display,x11_window);
}
void OS_X11::set_cursor_shape(CursorShape p_shape) {
ERR_FAIL_INDEX(p_shape,CURSOR_MAX);
if (p_shape==current_cursor)
return;
if (mouse_mode==MOUSE_MODE_VISIBLE) {
if (cursors[p_shape]!=None)
XDefineCursor(x11_display,x11_window,cursors[p_shape]);
else if (cursors[CURSOR_ARROW]!=None)
XDefineCursor(x11_display,x11_window,cursors[CURSOR_ARROW]);
}
current_cursor=p_shape;
}
void OS_X11::release_rendering_thread() {
context_gl->release_current();
}
void OS_X11::make_rendering_thread() {
context_gl->make_current();
}
void OS_X11::swap_buffers() {
context_gl->swap_buffers();
}
void OS_X11::alert(const String& p_alert,const String& p_title) {
List<String> args;
args.push_back("-center");
args.push_back("-title");
args.push_back(p_title);
args.push_back(p_alert);
execute("/usr/bin/xmessage",args,true);
}
void OS_X11::set_icon(const Image& p_icon) {
Atom net_wm_icon = XInternAtom(x11_display, "_NET_WM_ICON", False);
if (!p_icon.empty()) {
Image img=p_icon;
img.convert(Image::FORMAT_RGBA);
int w = img.get_width();
int h = img.get_height();
// We're using long to have wordsize (32Bit build -> 32 Bits, 64 Bit build -> 64 Bits
Vector<long> pd;
pd.resize(2+w*h);
pd[0]=w;
pd[1]=h;
DVector<uint8_t>::Read r = img.get_data().read();
long * wr = &pd[2];
uint8_t const * pr = r.ptr();
for(int i=0;i<w*h;i++) {
long v=0;
// A R G B
v|=pr[3] << 24 | pr[0] << 16 | pr[1] << 8 | pr[2];
*wr++=v;
pr += 4;
}
XChangeProperty(x11_display, x11_window, net_wm_icon, XA_CARDINAL, 32, PropModeReplace, (unsigned char*) pd.ptr(), pd.size());
} else {
XDeleteProperty(x11_display, x11_window, net_wm_icon);
}
XFlush(x11_display);
}
void OS_X11::run() {
force_quit = false;
if (!main_loop)
return;
main_loop->init();
// uint64_t last_ticks=get_ticks_usec();
// int frames=0;
// uint64_t frame=0;
while (!force_quit) {
process_xevents(); // get rid of pending events
#ifdef JOYDEV_ENABLED
event_id = joystick->process_joysticks(event_id);
#endif
if (Main::iteration()==true)
break;
};
main_loop->finish();
}
bool OS_X11::is_joy_known(int p_device) {
return input->is_joy_mapped(p_device);
}
String OS_X11::get_joy_guid(int p_device) const {
return input->get_joy_guid_remapped(p_device);
}
void OS_X11::set_context(int p_context) {
XClassHint* classHint = NULL;
classHint = XAllocClassHint();
if (classHint) {
if (p_context == CONTEXT_EDITOR)
classHint->res_name = (char *)"Godot_Editor";
if (p_context == CONTEXT_PROJECTMAN)
classHint->res_name = (char *)"Godot_ProjectList";
classHint->res_class = (char *)"Godot";
XSetClassHint(x11_display, x11_window, classHint);
XFree(classHint);
}
}
OS_X11::OS_X11() {
#ifdef RTAUDIO_ENABLED
AudioDriverManagerSW::add_driver(&driver_rtaudio);
#endif
#ifdef PULSEAUDIO_ENABLED
AudioDriverManagerSW::add_driver(&driver_pulseaudio);
#endif
#ifdef ALSA_ENABLED
AudioDriverManagerSW::add_driver(&driver_alsa);
#endif
minimized = false;
xim_style=0L;
mouse_mode=MOUSE_MODE_VISIBLE;
};
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