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[HTML5] Implement window blur in JS library. 

Removes more emscripten HTML5 library dependencies.
This commit is contained in:
Fabio Alessandrelli 2021-10-05 12:54:42 +02:00
parent b6315afc9a
commit 7d6c1fdb32
4 changed files with 12 additions and 22 deletions
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21
platform/javascript/display_server_javascript.cpp
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@ -528,10 +528,8 @@ void DisplayServerJavaScript::virtual_keyboard_hide() {
godot_js_display_vk_hide();
}
// Window blur callback
EM_BOOL DisplayServerJavaScript::blur_callback(int p_event_type, const EmscriptenFocusEvent *p_event, void *p_user_data) {
void DisplayServerJavaScript::window_blur_callback() {
Input::get_singleton()->release_pressed_events();
return false;
}
// Gamepad
@ -716,28 +714,13 @@ DisplayServerJavaScript::DisplayServerJavaScript(const String &p_rendering_drive
video_driver_index = p_video_driver;
#endif
EMSCRIPTEN_RESULT result;
#define EM_CHECK(ev) \
if (result != EMSCRIPTEN_RESULT_SUCCESS) \
ERR_PRINT("Error while setting " #ev " callback: Code " + itos(result));
#define SET_EM_CALLBACK(target, ev, cb) \
result = emscripten_set_##ev##_callback(target, nullptr, true, &cb); \
EM_CHECK(ev)
#define SET_EM_WINDOW_CALLBACK(ev, cb) \
result = emscripten_set_##ev##_callback(EMSCRIPTEN_EVENT_TARGET_WINDOW, nullptr, false, &cb); \
EM_CHECK(ev)
// These callbacks from Emscripten's html5.h suffice to access most
// JavaScript APIs.
SET_EM_WINDOW_CALLBACK(blur, blur_callback)
#undef SET_EM_CALLBACK
#undef EM_CHECK
godot_js_display_mouse_button_cb(&DisplayServerJavaScript::mouse_button_callback);
godot_js_display_mouse_move_cb(&DisplayServerJavaScript::mouse_move_callback);
godot_js_display_mouse_wheel_cb(&DisplayServerJavaScript::mouse_wheel_callback);
godot_js_display_touch_cb(&DisplayServerJavaScript::touch_callback, touch_event.identifier, touch_event.coords);
godot_js_display_key_cb(&DisplayServerJavaScript::key_callback, key_event.code, key_event.key);
godot_js_display_fullscreen_cb(&DisplayServerJavaScript::fullscreen_change_callback);
godot_js_display_window_blur_cb(&window_blur_callback);
godot_js_display_notification_cb(&send_window_event_callback,
WINDOW_EVENT_MOUSE_ENTER,
WINDOW_EVENT_MOUSE_EXIT,

4
platform/javascript/display_server_javascript.h
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@ -85,9 +85,6 @@ private:
static void touch_callback(int p_type, int p_count);
static void key_callback(int p_pressed, int p_repeat, int p_modifiers);
static void vk_input_text_callback(const char *p_text, int p_cursor);
static EM_BOOL blur_callback(int p_event_type, const EmscriptenFocusEvent *p_event, void *p_user_data);
static void gamepad_callback(int p_index, int p_connected, const char *p_id, const char *p_guid);
void process_joypads();
@ -97,6 +94,7 @@ private:
static void _dispatch_input_event(const Ref<InputEvent> &p_event);
static void request_quit_callback();
static void window_blur_callback();
static void update_clipboard_callback(const char *p_text);
static void send_window_event_callback(int p_notification);
static void drop_files_js_callback(char **p_filev, int p_filec);

1
platform/javascript/godot_js.h
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@ -95,6 +95,7 @@ extern void godot_js_display_mouse_wheel_cb(int (*p_callback)(double p_delta_x,
extern void godot_js_display_touch_cb(void (*p_callback)(int p_type, int p_count), uint32_t *r_identifiers, double *r_coords);
extern void godot_js_display_key_cb(void (*p_callback)(int p_type, int p_repeat, int p_modifiers), char r_code[32], char r_key[32]);
extern void godot_js_display_fullscreen_cb(void (*p_callback)(int p_fullscreen));
extern void godot_js_display_window_blur_cb(void (*p_callback)());
extern void godot_js_display_notification_cb(void (*p_callback)(int p_notification), int p_enter, int p_exit, int p_in, int p_out);
extern void godot_js_display_paste_cb(void (*p_callback)(const char *p_text));
extern void godot_js_display_drop_files_cb(void (*p_callback)(char **p_filev, int p_filec));

8
platform/javascript/js/libs/library_godot_display.js
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@ -867,6 +867,14 @@ const GodotDisplay = {
GodotDisplayListeners.add(document, 'webkitfullscreenchange', change_cb, false);
},
godot_js_display_window_blur_cb__sig: 'vi',
godot_js_display_window_blur_cb: function (callback) {
const func = GodotRuntime.get_func(callback);
GodotDisplayListeners.add(window, 'blur', function () {
func();
}, false);
},
godot_js_display_notification_cb__sig: 'viiiii',
godot_js_display_notification_cb: function (callback, p_enter, p_exit, p_in, p_out) {
const canvas = GodotConfig.canvas;