diff --git a/src/motif_test.c b/src/motif_test.c
index 4236433..c771ac0 100644
--- a/src/motif_test.c
+++ b/src/motif_test.c
@@ -19,15 +19,18 @@
 
 #define PAD 8
 
-void button_callback(Widget widget, XtPointer client_data, XtPointer call_data) {
+void button_callback(Widget widget, XtPointer client_data, XtPointer call_data)
+{
     puts("Button clicked!");
 }
 
-void quit_callback(Widget widget, XtPointer client_data, XtPointer call_data) {
+void quit_callback(Widget widget, XtPointer client_data, XtPointer call_data)
+{
     exit(0);
 }
 
-void dialog_callback(Widget widget, XtPointer client_data, XtPointer call_data) {
+void dialog_callback(Widget widget, XtPointer client_data, XtPointer call_data)
+{
     Widget parent = (Widget)client_data;
     XmString msg = XmStringCreateLocalized("Hello from a secondary dialog!");
     Widget dialog = XmCreateMessageDialog(parent, "dialog", NULL, 0);
@@ -39,7 +42,8 @@ void dialog_callback(Widget widget, XtPointer client_data, XtPointer call_data)
     XtManageChild(dialog);
 }
 
-int main(int argc, char *argv[]) {
+int main(int argc, char *argv[])
+{
     XtAppContext app;
     Widget toplevel, mainwin, menubar, form;
 
@@ -47,9 +51,12 @@ int main(int argc, char *argv[]) {
 
     /* 获取 Display 指针并打印 */
     Display *dpy = XtDisplay(toplevel);
-    if (dpy) {
+    if (dpy)
+    {
         printf("Connected to X server: %s\n", DisplayString(dpy));
-    } else {
+    }
+    else
+    {
         fprintf(stderr, "Failed to get Display* from toplevel widget.\n");
     }
 
@@ -77,65 +84,65 @@ int main(int argc, char *argv[]) {
 
     /* 标签 */
     Widget label = XtVaCreateManagedWidget("This is a label",
-                                          xmLabelWidgetClass, form,
-                                          XmNtopAttachment, XmATTACH_FORM,
+                                           xmLabelWidgetClass, form,
+                                           XmNtopAttachment, XmATTACH_FORM,
+                                           XmNtopOffset, PAD,
+                                           XmNleftAttachment, XmATTACH_FORM,
+                                           XmNleftOffset, PAD,
+                                           XmNrightAttachment, XmATTACH_FORM,
+                                           XmNrightOffset, PAD,
+                                           NULL);
+
+    /* 按钮 */
+    Widget button = XtVaCreateManagedWidget("Click Me",
+                                            xmPushButtonWidgetClass, form,
+                                            XmNtopAttachment, XmATTACH_WIDGET,
+                                            XmNtopWidget, label,
+                                            XmNtopOffset, PAD,
+                                            XmNleftAttachment, XmATTACH_FORM,
+                                            XmNleftOffset, PAD,
+                                            XmNrightAttachment, XmATTACH_FORM,
+                                            XmNrightOffset, PAD,
+                                            NULL);
+    XtAddCallback(button, XmNactivateCallback, button_callback, NULL);
+
+    /* 打开二级对话框的按钮 */
+    Widget dialogBtn = XtVaCreateManagedWidget("Show Dialog",
+                                               xmPushButtonWidgetClass, form,
+                                               XmNtopAttachment, XmATTACH_WIDGET,
+                                               XmNtopWidget, button,
+                                               XmNtopOffset, PAD,
+                                               XmNleftAttachment, XmATTACH_FORM,
+                                               XmNleftOffset, PAD,
+                                               XmNrightAttachment, XmATTACH_FORM,
+                                               XmNrightOffset, PAD,
+                                               NULL);
+    XtAddCallback(dialogBtn, XmNactivateCallback, dialog_callback, form);
+
+    /* 文本框 */
+    Widget text = XtVaCreateManagedWidget("text",
+                                          xmTextWidgetClass, form,
+                                          XmNtopAttachment, XmATTACH_WIDGET,
+                                          XmNtopWidget, dialogBtn,
                                           XmNtopOffset, PAD,
                                           XmNleftAttachment, XmATTACH_FORM,
                                           XmNleftOffset, PAD,
                                           XmNrightAttachment, XmATTACH_FORM,
                                           XmNrightOffset, PAD,
+                                          XmNcolumns, 20,
                                           NULL);
 
-    /* 按钮 */
-    Widget button = XtVaCreateManagedWidget("Click Me",
-                                           xmPushButtonWidgetClass, form,
-                                           XmNtopAttachment, XmATTACH_WIDGET,
-                                           XmNtopWidget, label,
-                                           XmNtopOffset, PAD,
-                                           XmNleftAttachment, XmATTACH_FORM,
-                                           XmNleftOffset, PAD,
-                                           XmNrightAttachment, XmATTACH_FORM,
-                                           XmNrightOffset, PAD,
-                                           NULL);
-    XtAddCallback(button, XmNactivateCallback, button_callback, NULL);
-
-    /* 打开二级对话框的按钮 */
-    Widget dialogBtn = XtVaCreateManagedWidget("Show Dialog",
-                                              xmPushButtonWidgetClass, form,
-                                              XmNtopAttachment, XmATTACH_WIDGET,
-                                              XmNtopWidget, button,
-                                              XmNtopOffset, PAD,
-                                              XmNleftAttachment, XmATTACH_FORM,
-                                              XmNleftOffset, PAD,
-                                              XmNrightAttachment, XmATTACH_FORM,
-                                              XmNrightOffset, PAD,
-                                              NULL);
-    XtAddCallback(dialogBtn, XmNactivateCallback, dialog_callback, form);
-
-    /* 文本框 */
-    Widget text = XtVaCreateManagedWidget("text",
-                                         xmTextWidgetClass, form,
-                                         XmNtopAttachment, XmATTACH_WIDGET,
-                                         XmNtopWidget, dialogBtn,
-                                         XmNtopOffset, PAD,
-                                         XmNleftAttachment, XmATTACH_FORM,
-                                         XmNleftOffset, PAD,
-                                         XmNrightAttachment, XmATTACH_FORM,
-                                         XmNrightOffset, PAD,
-                                         XmNcolumns, 20,
-                                         NULL);
-
     /* Toggle 按钮（复选框） */
     Widget toggle = XtVaCreateManagedWidget("Check me",
-                                           xmToggleButtonWidgetClass, form,
-                                           XmNtopAttachment, XmATTACH_WIDGET,
-                                           XmNtopWidget, text,
-                                           XmNtopOffset, PAD,
-                                           XmNleftAttachment, XmATTACH_FORM,
-                                           XmNleftOffset, PAD,
-                                           XmNrightAttachment, XmATTACH_FORM,
-                                           XmNrightOffset, PAD,
-                                           NULL);
+                                            xmToggleButtonWidgetClass, form,
+                                            XmNtopAttachment, XmATTACH_WIDGET,
+                                            XmNtopWidget, text,
+                                            XmNtopOffset, PAD,
+                                            XmNleftAttachment, XmATTACH_FORM,
+                                            XmNleftOffset, PAD,
+                                            XmNrightAttachment, XmATTACH_FORM,
+                                            XmNrightOffset, PAD,
+                                            NULL);
 
     /* RadioBox（单选按钮组） */
     Widget radioBox = XmCreateRadioBox(form, "radioBox", NULL, 0);
@@ -175,25 +182,26 @@ int main(int argc, char *argv[]) {
     items[4] = XmStringCreateLocalized("Item E");
     items[5] = XmStringCreateLocalized("Item F");
     XmListAddItems(list, items, 6, 1);
-    for (int i = 0; i < 6; ++i) XmStringFree(items[i]);
+    for (int i = 0; i < 6; ++i)
+        XmStringFree(items[i]);
     XtManageChild(list);
 
     /* 滑块 (模拟进度条) */
     Widget scale = XtVaCreateManagedWidget("scale",
-                                          xmScaleWidgetClass, form,
-                                          XmNorientation, XmHORIZONTAL,
-                                          XmNminimum, 0,
-                                          XmNmaximum, 100,
-                                          XmNvalue, 30,
-                                          XmNshowValue, True,
-                                          XmNtopAttachment, XmATTACH_WIDGET,
-                                          XmNtopWidget, swList,
-                                          XmNtopOffset, PAD,
-                                          XmNleftAttachment, XmATTACH_FORM,
-                                          XmNleftOffset, PAD,
-                                          XmNrightAttachment, XmATTACH_FORM,
-                                          XmNrightOffset, PAD,
-                                          NULL);
+                                           xmScaleWidgetClass, form,
+                                           XmNorientation, XmHORIZONTAL,
+                                           XmNminimum, 0,
+                                           XmNmaximum, 100,
+                                           XmNvalue, 30,
+                                           XmNshowValue, True,
+                                           XmNtopAttachment, XmATTACH_WIDGET,
+                                           XmNtopWidget, swList,
+                                           XmNtopOffset, PAD,
+                                           XmNleftAttachment, XmATTACH_FORM,
+                                           XmNleftOffset, PAD,
+                                           XmNrightAttachment, XmATTACH_FORM,
+                                           XmNrightOffset, PAD,
+                                           NULL);
 
     XtManageChild(form);
     XmMainWindowSetAreas(mainwin, menubar, NULL, NULL, NULL, form);
@@ -202,11 +210,15 @@ int main(int argc, char *argv[]) {
 
     /* 自定义事件循环 */
     XEvent event;
-    while (1) {
-        if (XtAppPending(app)) {
+    while (1)
+    {
+        if (XtAppPending(app))
+        {
             XtAppNextEvent(app, &event);
             XtDispatchEvent(&event);
-        } else {
+        }
+        else
+        {
             /* 空闲时可以执行后台逻辑 */
             printf("Idle...\n");
             usleep(500000); /* 0.5秒 */