Add checks to prevent crashes when accessing the GameMenu api

This should address crashes reported on the Play store. Note that those crashes lack debug symbols which reduces our ability to narrow down the exact cause of the crash. We aim to resolve that in Godot 4.5.

platform/android/game_menu_utils_jni.cpp

@@ -34,13 +34,20 @@
 #include "editor/editor_interface.h"
 #include "editor/editor_node.h"
 #include "editor/plugins/game_view_plugin.h"
+
+static GameViewPlugin *_get_game_view_plugin() {
+	ERR_FAIL_NULL_V(EditorNode::get_singleton(), nullptr);
+	ERR_FAIL_NULL_V(EditorNode::get_singleton()->get_editor_main_screen(), nullptr);
+	return Object::cast_to<GameViewPlugin>(EditorNode::get_singleton()->get_editor_main_screen()->get_plugin_by_name("Game"));
+}
+
 #endif
 
 extern "C" {
 
 JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_setSuspend(JNIEnv *env, jclass clazz, jboolean enabled) {
 #ifdef TOOLS_ENABLED
-	GameViewPlugin *game_view_plugin = Object::cast_to<GameViewPlugin>(EditorNode::get_singleton()->get_editor_main_screen()->get_plugin_by_name("Game"));
+	GameViewPlugin *game_view_plugin = _get_game_view_plugin();
 	if (game_view_plugin != nullptr && game_view_plugin->get_debugger().is_valid()) {
 		game_view_plugin->get_debugger()->set_suspend(enabled);
 	}
@@ -49,7 +56,7 @@ JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_setSuspend
 
 JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_nextFrame(JNIEnv *env, jclass clazz) {
 #ifdef TOOLS_ENABLED
-	GameViewPlugin *game_view_plugin = Object::cast_to<GameViewPlugin>(EditorNode::get_singleton()->get_editor_main_screen()->get_plugin_by_name("Game"));
+	GameViewPlugin *game_view_plugin = _get_game_view_plugin();
 	if (game_view_plugin != nullptr && game_view_plugin->get_debugger().is_valid()) {
 		game_view_plugin->get_debugger()->next_frame();
 	}
@@ -58,7 +65,7 @@ JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_nextFrame(
 
 JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_setNodeType(JNIEnv *env, jclass clazz, jint type) {
 #ifdef TOOLS_ENABLED
-	GameViewPlugin *game_view_plugin = Object::cast_to<GameViewPlugin>(EditorNode::get_singleton()->get_editor_main_screen()->get_plugin_by_name("Game"));
+	GameViewPlugin *game_view_plugin = _get_game_view_plugin();
 	if (game_view_plugin != nullptr && game_view_plugin->get_debugger().is_valid()) {
 		game_view_plugin->get_debugger()->set_node_type(type);
 	}
@@ -67,7 +74,7 @@ JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_setNodeTyp
 
 JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_setSelectMode(JNIEnv *env, jclass clazz, jint mode) {
 #ifdef TOOLS_ENABLED
-	GameViewPlugin *game_view_plugin = Object::cast_to<GameViewPlugin>(EditorNode::get_singleton()->get_editor_main_screen()->get_plugin_by_name("Game"));
+	GameViewPlugin *game_view_plugin = _get_game_view_plugin();
 	if (game_view_plugin != nullptr && game_view_plugin->get_debugger().is_valid()) {
 		game_view_plugin->get_debugger()->set_select_mode(mode);
 	}
@@ -76,7 +83,7 @@ JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_setSelectM
 
 JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_setSelectionVisible(JNIEnv *env, jclass clazz, jboolean visible) {
 #ifdef TOOLS_ENABLED
-	GameViewPlugin *game_view_plugin = Object::cast_to<GameViewPlugin>(EditorNode::get_singleton()->get_editor_main_screen()->get_plugin_by_name("Game"));
+	GameViewPlugin *game_view_plugin = _get_game_view_plugin();
 	if (game_view_plugin != nullptr && game_view_plugin->get_debugger().is_valid()) {
 		game_view_plugin->get_debugger()->set_selection_visible(visible);
 	}
@@ -85,7 +92,7 @@ JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_setSelecti
 
 JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_setCameraOverride(JNIEnv *env, jclass clazz, jboolean enabled) {
 #ifdef TOOLS_ENABLED
-	GameViewPlugin *game_view_plugin = Object::cast_to<GameViewPlugin>(EditorNode::get_singleton()->get_editor_main_screen()->get_plugin_by_name("Game"));
+	GameViewPlugin *game_view_plugin = _get_game_view_plugin();
 	if (game_view_plugin != nullptr && game_view_plugin->get_debugger().is_valid()) {
 		game_view_plugin->get_debugger()->set_camera_override(enabled);
 	}
@@ -94,7 +101,7 @@ JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_setCameraO
 
 JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_setCameraManipulateMode(JNIEnv *env, jclass clazz, jint mode) {
 #ifdef TOOLS_ENABLED
-	GameViewPlugin *game_view_plugin = Object::cast_to<GameViewPlugin>(EditorNode::get_singleton()->get_editor_main_screen()->get_plugin_by_name("Game"));
+	GameViewPlugin *game_view_plugin = _get_game_view_plugin();
 	if (game_view_plugin != nullptr && game_view_plugin->get_debugger().is_valid()) {
 		game_view_plugin->get_debugger()->set_camera_manipulate_mode(static_cast<EditorDebuggerNode::CameraOverride>(mode));
 	}
@@ -103,7 +110,7 @@ JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_setCameraM
 
 JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_resetCamera2DPosition(JNIEnv *env, jclass clazz) {
 #ifdef TOOLS_ENABLED
-	GameViewPlugin *game_view_plugin = Object::cast_to<GameViewPlugin>(EditorNode::get_singleton()->get_editor_main_screen()->get_plugin_by_name("Game"));
+	GameViewPlugin *game_view_plugin = _get_game_view_plugin();
 	if (game_view_plugin != nullptr && game_view_plugin->get_debugger().is_valid()) {
 		game_view_plugin->get_debugger()->reset_camera_2d_position();
 	}
@@ -112,7 +119,7 @@ JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_resetCamer
 
 JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_resetCamera3DPosition(JNIEnv *env, jclass clazz) {
 #ifdef TOOLS_ENABLED
-	GameViewPlugin *game_view_plugin = Object::cast_to<GameViewPlugin>(EditorNode::get_singleton()->get_editor_main_screen()->get_plugin_by_name("Game"));
+	GameViewPlugin *game_view_plugin = _get_game_view_plugin();
 	if (game_view_plugin != nullptr && game_view_plugin->get_debugger().is_valid()) {
 		game_view_plugin->get_debugger()->reset_camera_3d_position();
 	}
@@ -121,7 +128,9 @@ JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_resetCamer
 
 JNIEXPORT void JNICALL Java_org_godotengine_godot_utils_GameMenuUtils_playMainScene(JNIEnv *env, jclass clazz) {
 #ifdef TOOLS_ENABLED
-	EditorInterface::get_singleton()->play_main_scene();
+	if (EditorInterface::get_singleton()) {
+		EditorInterface::get_singleton()->play_main_scene();
+	}
 #endif
 }
 }