/// <summary>
/// 将窗口置底
/// </summary>
/// <param name="lpClassName">窗口类名</param>
/// <param name="lpWindowName">窗口标题</param>
public static void SendToBack(string lpClassName, string lpWindowName)
{
IntPtr hWnd = UnsafeNativeMethods.FindWindow(lpClassName, lpWindowName);
if (hWnd != IntPtr.Zero)
{
UnsafeNativeMethods.SetWindowPos(hWnd, NativeMethods.HWND_BOTTOM, 0, 0, 0, 0, NativeMethods.SWP_NOSIZE | NativeMethods.SWP_NOMOVE);
}
}
/// <summary>
/// 将窗口置顶
/// </summary>
/// <param name="lpClassName">窗口类名</param>
/// <param name="lpWindowName">窗口标题</param>
public static void BringToFront(string lpClassName, string lpWindowName)
{
IntPtr hWnd = UnsafeNativeMethods.FindWindow(lpClassName, lpWindowName);
if (hWnd != IntPtr.Zero)
{
UnsafeNativeMethods.SetWindowPos(hWnd, NativeMethods.HWND_TOP, 0, 0, 0, 0, NativeMethods.SWP_NOSIZE | NativeMethods.SWP_NOMOVE);
}
}
/// <summary>
/// 设置控件NoTopMost(将窗口放在所有“TopMost”类型窗口的后面,其它类型窗口的前面)
/// </summary>
/// <param name="hWnd">要设置的窗口</param>
public static void SetNoTopMost(IntPtr hWnd)
{
try
{
UnsafeNativeMethods.SetWindowPos(hWnd, NativeMethods.HWND_NOTOPMOST, 0, 0, 0, 0, NativeMethods.SWP_NOSIZE | NativeMethods.SWP_NOMOVE | NativeMethods.SWP_NOACTIVATE);
}
catch
{
}
}
internal void MoveToScreenCenter(HandleRef hWnd)
{
// Create an IntPtr to store a handle to the monitor.
IntPtr hMonitor = IntPtr.Zero;
// Get the monitor to use based on the location of the parent window
if (_hwndOwnerWindow != IntPtr.Zero)
{
// we have a owner hwnd; center on the screen on
// which our owner hwnd is.
// We use MONITOR_DEFAULTTONEAREST to get the monitor
// nearest to the window if the window doesn't intersect
// any display monitor.
hMonitor = SafeNativeMethods.MonitorFromWindow(
new HandleRef(this, _hwndOwnerWindow), // window to find monitor location for
NativeMethods.MONITOR_DEFAULTTONEAREST); // get the monitor nearest to the window
// Only move the window if we got a valid monitor... otherwise let Windows
// position the dialog.
if (hMonitor != IntPtr.Zero)
{
// Now, create another RECT and fill it with the bounds of the parent window.
NativeMethods.RECT dialogRect = new NativeMethods.RECT();
SafeNativeMethods.GetWindowRect(hWnd, ref dialogRect);
Size dialogSize = new Size((dialogRect.right - dialogRect.left), /*width*/
(dialogRect.bottom - dialogRect.top)); /*height*/
// create variables that will receive the new position of the dialog
double x = 0;
double y = 0;
// Call into a static function in System.Windows.Window to calculate
// the actual new position
Window.CalculateCenterScreenPosition(hMonitor,
dialogSize,
ref x,
ref y);
// Call SetWindowPos to actually move the window.
UnsafeNativeMethods.SetWindowPos(hWnd, // handle to the window to move
NativeMethods.NullHandleRef, // window to precede this one in zorder
(int)Math.Round(x),
(int)Math.Round(y), // new X and Y positions
0, 0, // new width and height, if applicable
// Flags:
// SWP_NOSIZE: Retains current size
// SWP_NOZORDER: retains current zorder
// SWP_NOACTIVATE: does not activate the window
NativeMethods.SWP_NOSIZE | NativeMethods.SWP_NOZORDER | NativeMethods.SWP_NOACTIVATE);
}
}
}
internal void MoveToScreenCenter(HandleRef hWnd)
{
IntPtr intPtr = IntPtr.Zero;
if (this._hwndOwnerWindow != IntPtr.Zero)
{
intPtr = SafeNativeMethods.MonitorFromWindow(new HandleRef(this, this._hwndOwnerWindow), 2);
if (intPtr != IntPtr.Zero)
{
NativeMethods.RECT rect = default(NativeMethods.RECT);
SafeNativeMethods.GetWindowRect(hWnd, ref rect);
Size currentSizeDeviceUnits = new Size((double)(rect.right - rect.left), (double)(rect.bottom - rect.top));
double a = 0.0;
double a2 = 0.0;
Window.CalculateCenterScreenPosition(intPtr, currentSizeDeviceUnits, ref a, ref a2);
UnsafeNativeMethods.SetWindowPos(hWnd, NativeMethods.NullHandleRef, (int)Math.Round(a), (int)Math.Round(a2), 0, 0, 21);
}
}
}
/// <summary>
/// 设置控件（包括其非工作区元素）相对于其父控件的大小和位置（以像素为单位）。
/// </summary>
/// <param name="hWnd">控件句柄。</param>
/// <param name="value">相对于父控件的 System.Drawing.Rectangle，表示控件（包括其非工作区元素）的大小和位置（以像素为单位）。</param>
public static void SetBounds(IntPtr hWnd, Rectangle value)
{
UnsafeNativeMethods.SetWindowPos(hWnd, IntPtr.Zero, value.X, value.Y, value.Width, value.Height, NativeMethods.SWP_NOZORDER | NativeMethods.SWP_NOACTIVATE);
}
/// <summary>
/// 设置控件的高度和宽度。
/// </summary>
/// <param name="hWnd">控件句柄。</param>
/// <param name="value">System.Drawing.Size，表示控件的高度和宽度（以像素为单位）。</param>
public static void SetSize(IntPtr hWnd, Size value)
{
UnsafeNativeMethods.SetWindowPos(hWnd, IntPtr.Zero, 0, 0, value.Width, value.Height, NativeMethods.SWP_NOMOVE | NativeMethods.SWP_NOZORDER | NativeMethods.SWP_NOACTIVATE);
}
/// <summary>
/// 设置该控件的左上角相对于其容器的左上角的坐标。
/// </summary>
/// <param name="hWnd">控件句柄。</param>
/// <param name="value">System.Drawing.Point，它表示控件的左上角相对于其容器的左上角。</param>
public static void SetLocation(IntPtr hWnd, Point value)
{
UnsafeNativeMethods.SetWindowPos(hWnd, IntPtr.Zero, value.X, value.Y, 0, 0, NativeMethods.SWP_NOSIZE | NativeMethods.SWP_NOZORDER | NativeMethods.SWP_NOACTIVATE);
}
/// <summary>
/// 设置一个值，该值指示是否显示该控件及其所有父控件。
/// </summary>
/// <param name="hWnd">控件句柄。</param>
/// <param name="value">如果显示该控件及其所有父控件，则为 true；否则为 false。默认为 true。</param>
public static void SetVisible(IntPtr hWnd, bool value)
{
UnsafeNativeMethods.SetWindowPos(hWnd, IntPtr.Zero, 0, 0, 0, 0, NativeMethods.SWP_NOSIZE | NativeMethods.SWP_NOMOVE | NativeMethods.SWP_NOZORDER | NativeMethods.SWP_NOACTIVATE | (value ? NativeMethods.SWP_SHOWWINDOW : NativeMethods.SWP_HIDEWINDOW));
}
/// <summary>
/// 将控件发送到 Z 顺序的后面。
/// </summary>
/// <param name="hWnd">控件句柄。</param>
public static void SendToBack(IntPtr hWnd)
{
UnsafeNativeMethods.SetWindowPos(hWnd, NativeMethods.HWND_BOTTOM, 0, 0, 0, 0, NativeMethods.SWP_NOSIZE | NativeMethods.SWP_NOMOVE);
}
/// <summary>
/// 将控件带到 Z 顺序的前面。
/// </summary>
/// <param name="hWnd">控件句柄。</param>
public static void BringToFront(IntPtr hWnd)
{
UnsafeNativeMethods.SetWindowPos(hWnd, NativeMethods.HWND_TOP, 0, 0, 0, 0, NativeMethods.SWP_NOSIZE | NativeMethods.SWP_NOMOVE);
}