fix: delay creating window to use the latest size of widget

Author: lc-soft

lib/ui/src/ui_css.c

@@ -17,24 +17,23 @@
 #include <ui/events.h>
 #include "ui_css.h"
 
-const char *ui_default_css = css_string(
-
-* {
-	width: auto;
-	height:	auto;
-	background-color: transparent;
-	border: 0px solid transparent;
-	display: block;
-	position: static;
-	padding: 0;
-	margin: 0;
-}
-
-root {
-	box-sizing: border-box;
-}
-
-);
+const char *ui_default_css = "\
+* {\
+	width: auto;\
+	height:	auto;\
+	background-color: transparent;\
+	border: 0px solid transparent;\
+	display: block;\
+	position: static;\
+	padding: 0;\
+	margin: 0;\
+}\
+\
+root {\
+	box-sizing: border-box;\
+	width: 800px;\
+	height: 600px;\
+}";
 
 static void ui_on_parsed_font_face(const css_font_face_t *face)
 {

src/lcui_ui.c

@@ -16,6 +16,7 @@
 #include <thread.h>
 #include <ui_server.h>
 #include <LCUI/ui.h>
+#include <LCUI/worker.h>
 
 #define DEFAULT_WINDOW_WIDTH 800
 #define DEFAULT_WINDOW_HEIGHT 600
@@ -97,11 +98,13 @@ static void lcui_ui_close_window(void *arg)
         ptk_window_close(arg);
 }
 
-void lcui_ui_set_display(lcui_display_t mode)
+static void lcui_ui_on_set_display(void *data)
 {
+
         ptk_window_t *wnd;
         list_node_t *node;
         ui_mutation_observer_init_t options = { 0 };
+        lcui_display_t mode = (lcui_display_t)data;
 
         if (mode == LCUI_DISPLAY_DEFAULT) {
                 mode = LCUI_DISPLAY_WINDOWED;
@@ -160,6 +163,11 @@ void lcui_ui_set_display(lcui_display_t mode)
         lcui_ui.quit_after_all_windows_closed = true;
 }
 
+void lcui_ui_set_display(lcui_display_t mode)
+{
+        lcui_worker_post_task((void*)mode, lcui_ui_on_set_display, NULL);
+}
+
 static void lcui_ui_image_loader_refresh(void)
 {
         thread_mutex_lock(&lcui_ui.image_loader.mutex);
@@ -198,8 +206,6 @@ void lcui_ui_init(void)
 
         ui_init();
         ui_server_init();
-        ui_widget_resize(ui_root(), DEFAULT_WINDOW_WIDTH,
-                         DEFAULT_WINDOW_HEIGHT);
         list_create(&lcui_ui.windows);
         lcui_ui_set_display(LCUI_DISPLAY_DEFAULT);
         ptk_on_event(PTK_EVENT_CLOSE, lcui_ui_on_window_destroy, NULL);