diff -r 000000000000 -r 804d8803eade ui/qt/toolkit.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ui/qt/toolkit.cpp	Wed Dec 09 11:32:01 2020 +0100
@@ -0,0 +1,121 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ *
+ * Copyright 2014 Olaf Wintermann. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+
+#include "toolkit.h"
+#include "window.h"
+#include "stock.h"
+
+#include "../common/document.h"
+#include "../common/properties.h"
+
+static char *application_name;
+
+static ui_callback appclose_fnc;
+static void *appclose_udata;
+
+//static QApplication app(qargc, qargv);
+int app_argc;
+char **app_argv;
+QApplication *application = NULL;
+
+void ui_init(char *appname, int argc, char **argv) {
+    application_name = appname;
+    
+    app_argc = argc;
+    app_argv = argv;
+    application = new QApplication(app_argc, app_argv);
+    
+    uic_docmgr_init();
+    
+    uic_load_app_properties();
+    
+    ui_stock_init();
+}
+
+char* ui_appname() {
+    return application_name;
+}
+
+void ui_exitfunc(ui_callback f, void *udata) {
+    appclose_fnc = f;
+    appclose_udata = udata;
+}
+
+void ui_openfilefunc(ui_callback f, void *userdata) {
+    // OS X only
+}
+
+void ui_main() {
+    application->exec();
+    
+    if(appclose_fnc) {
+        appclose_fnc(NULL, appclose_udata);
+    }
+    uic_store_app_properties();
+    
+    delete application;
+}
+
+void ui_show(UiObject *obj) {
+    obj->widget->show();
+}
+
+void ui_close(UiObject *obj) {
+    QMainWindow *window = (QMainWindow*)obj->widget;
+    window->close();
+}
+
+void ui_set_enabled(UIWIDGET widget, int enabled) {
+    
+}
+
+void ui_set_visible(UIWIDGET widget, int visible) {
+    
+}
+
+
+
+
+UiEventWrapper::UiEventWrapper(UiObject *obj, ui_callback f, void* userdata) {
+    this->obj = obj;
+    this->callback = f;
+    this->userdata = userdata;
+}
+
+void UiEventWrapper::slot() {
+    UiEvent e;
+    e.obj = obj;
+    e.window = obj->window;
+    e.document = obj->ctx->document;
+    e.eventdata = NULL;
+    e.intval = 0;
+    callback(&e, userdata);
+}