Add a taskbar icon overlay for the editor window to tell if game window is paused or running

Author: PiCode9560

editor/debugger/editor_debugger_node.cpp

@@ -45,6 +45,8 @@
 #include "editor/plugins/script_editor_plugin.h"
 #include "editor/scene_tree_dock.h"
 #include "editor/themes/editor_theme_manager.h"
+#include "main/app_pause_icon.gen.h"
+#include "main/app_run_icon.gen.h"
 #include "scene/gui/menu_button.h"
 #include "scene/gui/tab_container.h"
 #include "scene/resources/packed_scene.h"
@@ -594,8 +596,12 @@ void EditorDebuggerNode::_paused() {
 	_for_all(tabs, [&](ScriptEditorDebugger *dbg) {
 		if (paused && !dbg->is_breaked()) {
 			dbg->debug_break();
+			Ref<Image> icon = memnew(Image(app_pause_icon_png));
+			DisplayServer::get_singleton()->set_icon(icon);
 		} else if (!paused && dbg->is_breaked()) {
 			dbg->debug_continue();
+			Ref<Image> icon = memnew(Image(app_run_icon_png));
+			DisplayServer::get_singleton()->set_icon(icon);
 		}
 	});
 }

editor/editor_node.cpp

@@ -180,6 +180,9 @@
 #include "editor/plugins/shader_baker/shader_baker_export_plugin_platform_metal.h"
 #endif
 
+#include "main/app_icon.gen.h"
+#include "main/app_run_icon.gen.h"
+
 #include "modules/modules_enabled.gen.h" // For gdscript, mono.
 
 #ifndef PHYSICS_2D_DISABLED
@@ -4934,13 +4937,17 @@ void EditorNode::_project_run_started() {
 	} else if (action_on_play == ACTION_ON_PLAY_OPEN_DEBUGGER) {
 		bottom_panel->make_item_visible(EditorDebuggerNode::get_singleton());
 	}
+	Ref<Image> icon = memnew(Image(app_run_icon_png));
+	DisplayServer::get_singleton()->set_icon(icon);
 }
 
 void EditorNode::_project_run_stopped() {
 	int action_on_stop = EDITOR_GET("run/bottom_panel/action_on_stop");
 	if (action_on_stop == ACTION_ON_STOP_CLOSE_BUTTOM_PANEL) {
 		bottom_panel->hide_bottom_panel();
 	}
+	Ref<Image> icon = memnew(Image(app_icon_png));
+	DisplayServer::get_singleton()->set_icon(icon);
 }
 
 void EditorNode::notify_all_debug_sessions_exited() {

main/SCsub

@@ -30,11 +30,44 @@ if env_main.editor_build and not env_main["no_editor_splash"]:
         env.Run(main_builders.make_splash_editor),
     )
 
-env_main.CommandNoCache(
-    "#main/app_icon.gen.h",
-    "#main/app_icon.png",
-    env.Run(main_builders.make_app_icon),
-)
+if env["platform"] == "macos":
+    env_main.CommandNoCache(
+        "#main/app_icon.gen.h",
+        "#main/app_icon_macos.png",
+        env.Run(main_builders.make_app_icon),
+    )
+
+    env_main.CommandNoCache(
+        "#main/app_run_icon.gen.h",
+        "#main/app_run_icon_macos.png",
+        env.Run(main_builders.make_app_run_icon),
+    )
+
+    env_main.CommandNoCache(
+        "#main/app_pause_icon.gen.h",
+        "#main/app_pause_icon_macos.png",
+        env.Run(main_builders.make_app_pause_icon),
+    )
+
+else:
+    env_main.CommandNoCache(
+        "#main/app_icon.gen.h",
+        "#main/app_icon.png",
+        env.Run(main_builders.make_app_icon),
+    )
+
+    env_main.CommandNoCache(
+        "#main/app_run_icon.gen.h",
+        "#main/app_run_icon.png",
+        env.Run(main_builders.make_app_run_icon),
+    )
+
+    env_main.CommandNoCache(
+        "#main/app_pause_icon.gen.h",
+        "#main/app_pause_icon.png",
+        env.Run(main_builders.make_app_pause_icon),
+    )
+
 
 lib = env_main.add_library("main", env.main_sources)
 env.Prepend(LIBS=[lib])

main/app_icon_macos.png

@@ -40,3 +40,27 @@ def make_app_icon(target, source, env):
 	{methods.format_buffer(buffer, 1)}
 }};
 """)
+
+
+def make_app_run_icon(target, source, env):
+    buffer = methods.get_buffer(str(source[0]))
+
+    with methods.generated_wrapper(str(target[0])) as file:
+        # Use a neutral gray color to better fit various kinds of projects.
+        file.write(f"""\
+inline constexpr const unsigned char app_run_icon_png[] = {{
+	{methods.format_buffer(buffer, 1)}
+}};
+""")
+
+
+def make_app_pause_icon(target, source, env):
+    buffer = methods.get_buffer(str(source[0]))
+
+    with methods.generated_wrapper(str(target[0])) as file:
+        # Use a neutral gray color to better fit various kinds of projects.
+        file.write(f"""\
+inline constexpr const unsigned char app_pause_icon_png[] = {{
+	{methods.format_buffer(buffer, 1)}
+}};
+""")