Support install web project by zip file

Author: JiepengTan

editor/project_manager.cpp

@@ -772,6 +772,15 @@ void ProjectDialog::show_dialog() {
 	}
 
 	popup_centered(Size2(500, 0) * EDSCALE);
+	// direct install the project if it's a zip file
+	if (mode == MODE_INSTALL) {
+		Ref<DirAccess> d = DirAccess::create(DirAccess::ACCESS_FILESYSTEM);
+		const String project_name_no_edges = project_name->get_text().strip_edges();
+		if (!d->dir_exists(project_name_no_edges)) {
+			_create_folder();
+		}
+		ok_pressed();
+	}
 }
 
 void ProjectDialog::_notification(int p_what) {
@@ -2280,7 +2289,7 @@ void ProjectManager::_on_project_created(const String &dir) {
 	int i = _project_list->refresh_project(dir);
 	_project_list->select_project(i);
 	_project_list->ensure_project_visible(i);
-	_open_selected_projects_ask();
+	_open_selected_projects();
 
 	_project_list->update_dock_menu();
 }

main/main.cpp

@@ -376,7 +376,7 @@ void finalize_theme_db() {
 	theme_db = nullptr;
 }
 
-//#define DEBUG_INIT
+#define DEBUG_INIT
 #ifdef DEBUG_INIT
 #define MAIN_PRINT(m_txt) print_line(m_txt)
 #else

platform/web/web_main.cpp

@@ -35,6 +35,8 @@
 #include "core/config/engine.h"
 #include "core/io/resource_loader.h"
 #include "main/main.h"
+#include "scene/main/scene_tree.h"
+#include "scene/main/window.h"
 
 #include <emscripten/emscripten.h>
 #include <stdlib.h>
@@ -132,7 +134,7 @@ extern EMSCRIPTEN_KEEPALIVE int godot_web_main(int argc, char *argv[]) {
 	if (Engine::get_singleton()->is_project_manager_hint() && FileAccess::exists("/tmp/preload.zip")) {
 		PackedStringArray ps;
 		ps.push_back("/tmp/preload.zip");
-		os->get_main_loop()->emit_signal(SNAME("files_dropped"), ps, -1);
+		SceneTree::get_singleton()->get_root()->emit_signal(SNAME("files_dropped"), ps);
 	}
 #endif
 	emscripten_set_main_loop(main_loop_callback, -1, false);