/// <summary>
/// 禁用最大最小化按钮并隐藏
/// </summary>
/// <param name="w"></param>
public static void HideMinimizeAndMaximizeBoxes(this Window w)
{
IntPtr hwnd = new WindowInteropHelper(w).Handle;
WindowApiHelper.SetWindowLong(hwnd, WindowStaticMacro.GWL_STYLE,
WindowApiHelper.GetWindowLong(hwnd, WindowStaticMacro.GWL_STYLE) & ~(WindowStaticMacro.WS_MAXIMIZEBOX | WindowStaticMacro.WS_MINIMIZEBOX));
}
/// <summary>
/// 隐藏标题栏(包括ICon, titlebar的右键菜单, 三个系统窗口按钮)
/// </summary>
/// <param name="w"></param>
public static void HideSysMenu(this Window w)
{
IntPtr hwnd = new WindowInteropHelper(w).Handle;
int extendedStyle = WindowApiHelper.GetWindowLong(hwnd, WindowStaticMacro.GWL_EXSTYLE);
WindowApiHelper.SetWindowLong(hwnd, WindowStaticMacro.GWL_EXSTYLE, extendedStyle | WindowStaticMacro.WS_EX_DLGMODALFRAME);
WindowApiHelper.SetWindowPos(hwnd, IntPtr.Zero, 0, 0, 0, 0, WindowStaticMacro.SWP_NOMOVE | WindowStaticMacro.SWP_NOSIZE | WindowStaticMacro.SWP_NOZORDER | WindowStaticMacro.SWP_FRAMECHANGED);
}
/// <summary>
/// 移除Icon
/// </summary>
/// <param name="window"></param>
public static void RemoveIcon(this Window window)
{
// Get this window's handle
IntPtr hwnd = new WindowInteropHelper(window).Handle;
// Change the extended window style to not show a window icon
int extendedStyle = WindowApiHelper.GetWindowLong(hwnd, WindowStaticMacro.GWL_EXSTYLE);
WindowApiHelper.SetWindowLong(hwnd, WindowStaticMacro.GWL_EXSTYLE, extendedStyle | WindowStaticMacro.WS_EX_DLGMODALFRAME);
// Update the window's non-client area to reflect the changes
WindowApiHelper.SetWindowPos(hwnd, IntPtr.Zero, 0, 0, 0, 0, WindowStaticMacro.SWP_NOMOVE | WindowStaticMacro.SWP_NOSIZE |
WindowStaticMacro.SWP_NOZORDER | WindowStaticMacro.SWP_FRAMECHANGED);
}
/// <summary>
/// 删除最小化,最大化,移动菜单
/// </summary>
/// <param name="window"></param>
public static void HiddenMenu(this Window window)
{
IntPtr hwnd = new WindowInteropHelper(window).Handle;
IntPtr hMenu = WindowApiHelper.GetSystemMenu(hwnd, false); //获取程序窗体的句柄
if (hMenu != IntPtr.Zero)
{
WindowApiHelper.DeleteMenu(hMenu, WindowStaticMacro.SC_MINI, WindowStaticMacro.MF_BYCOMMAND); //删除最小化菜单，禁用移动功能
WindowApiHelper.DeleteMenu(hMenu, WindowStaticMacro.SC_MOVE, WindowStaticMacro.MF_BYCOMMAND); //删除移动菜单，禁用移动功能
WindowApiHelper.DeleteMenu(hMenu, WindowStaticMacro.SC_MAX, WindowStaticMacro.MF_BYCOMMAND); //删除最大化菜单，禁用移动功能
// EnableMenuItem(hMenu, SC_CLOSE, MF_BYCOMMAND | MF_GRAYED | MF_DISABLED); //禁用关闭功能
}
}
public static Bitmap Snapshot(IntPtr hwnd, Rectangle rect)
{
int width = 0, height = 0;
int left = 0, top = 0;
IntPtr dc = IntPtr.Zero;
dc = WindowApiHelper.GetDC(hwnd);
left = rect.Left;
top = rect.Top;
width = rect.Width;
height = rect.Height;
Bitmap bmp = new Bitmap(width, height, PixelFormat.Format32bppArgb);
if (dc != IntPtr.Zero)
{
try
{
using (Graphics g = Graphics.FromImage(bmp))
{
IntPtr bdc = g.GetHdc();
try
{
WindowApiHelper.BitBlt(bdc, 0, 0, width, height, dc, left, top, TernaryRasterOperations.SRCCOPY);
}
catch (Exception)
{
}
finally
{
g.ReleaseHdc(bdc);
}
}
}
catch (Exception)
{
}
finally
{
WindowApiHelper.ReleaseDC(hwnd, dc);
}
}
return(bmp);
}
/// <summary>
/// 获取系统Button的值
/// </summary>
/// <param name="window"></param>
/// <param name="buttonType"></param>
/// <param name="removeAccess"></param>
/// <returns></returns>
public static string GetButtonText(this Window window, ButtonType buttonType, bool removeAccess = false)
{
StringBuilder sb = new StringBuilder(256);
IntPtr user32 = WindowApiHelper.LoadLibrary(Environment.SystemDirectory + "\\User32.dll");
uint button_Caption;
switch (buttonType)
{
case ButtonType.OK:
button_Caption = WindowStaticMacro.OK_CAPTION;
break;
case ButtonType.CANCEL:
button_Caption = WindowStaticMacro.CANCEL_CAPTION;
break;
case ButtonType.ABORT:
button_Caption = WindowStaticMacro.ABORT_CAPTION;
break;
case ButtonType.RETRY:
button_Caption = WindowStaticMacro.RETRY_CAPTION;
break;
case ButtonType.IGNORE:
button_Caption = WindowStaticMacro.IGNORE_CAPTION;
break;
case ButtonType.YES:
button_Caption = WindowStaticMacro.YES_CAPTION;
break;
case ButtonType.NO:
button_Caption = WindowStaticMacro.NO_CAPTION;
break;
case ButtonType.CLOSE:
button_Caption = WindowStaticMacro.CLOSE_CAPTION;
break;
case ButtonType.HELP:
button_Caption = WindowStaticMacro.HELP_CAPTION;
break;
case ButtonType.TRYAGAIN:
button_Caption = WindowStaticMacro.TRYAGAIN_CAPTION;
break;
case ButtonType.CONTINUE:
button_Caption = WindowStaticMacro.CONTINUE_CAPTION;
break;
default:
button_Caption = WindowStaticMacro.OK_CAPTION;
break;
}
WindowApiHelper.LoadString(user32, button_Caption, sb, sb.Capacity);
string text = sb.ToString();
if (removeAccess)
{
int index = text.IndexOf("(");
if (index >= 0)
{
text = text.Substring(0, index);
}
}
else
{
text = text.Replace('&', '_');
}
return(text);
}
