說明:
DrawMenuBar 函式可重繪指定視窗代碼(Handle)的選單
引用函式庫:
User32
適用系統:
Windows NT 3.1 或 Windows 95以上
函式原型:
Declare Function DrawMenuBar Lib "user32" Alias "DrawMenuBar" ( _ ByVal hwnd As Long _ ) As Long
參數型態及說明:
hwnd:Long 要重繪選單的視窗代碼(Handle)
回傳值:
Long 呼叫成功的話,將會回傳非零的數值;若呼叫失敗的話,則回傳 0
.NET Framework API:
無
VB範例:
檢視原始碼 Visual Basic
1 2 3 4 5 6 7 8 9 | 'VB的宣告 Private Declare Function DrawMenuBar Lib "user32" ( _ ByVal hwnd As Long _ ) As Long Dim rtvl As Long '重繪目前執行視窗的選單 rtvl = DrawMenuBar(Form1.hwnd) |
RB範例:
檢視原始碼 REALBasic
1 2 3 4 5 6 7 8 9 | 'RB的宣告 Declare Function DrawMenuBar Lib "user32" ( _ hwnd As Integer _ ) As Boolean Dim rtvl As Boolean '重繪目前執行視窗的選單 rtvl = DrawMenuBar(Window1.WinHWND) |
VB.NET範例:
檢視原始碼 VB.NET
1 2 3 4 5 6 7 8 9 10 11 | 'VB.NET的宣告 <DllImport("user32.dll")> _ Shared Function DrawMenuBar( _ ByVal hwnd As IntPtr _ ) As Boolean End Function Dim rtvl As Boolean '重繪目前執行視窗的選單 rtvl = DrawMenuBar(Me.Handle) |
C#範例:
檢視原始碼 C#
1 2 3 4 5 6 7 8 9 10 | //C#的宣告 [DllImport("user32")] public static extern bool DrawMenuBar( IntPtr hwnd ); bool rtvl; //重繪目前執行視窗的選單 rtvl = DrawMenuBar(this.Handle); |