static extern void DwmSetWindowAttribute (IntPtr hwnd, DwmWindowAttribute attr, ref int attrValue, int attrSize);
public static int DwmGetWindowAttribute <T>(IntPtr hwnd, DwmWindowAttribute dwAttribute, out T pvAttribute)
{
int result = 0;
pvAttribute = default(T);
int size = Marshal.SizeOf(pvAttribute);
var ptr = Marshal.AllocHGlobal(size);
try
{
Marshal.StructureToPtr(pvAttribute, ptr, false);
result = DwmGetWindowAttribute(hwnd, dwAttribute, ptr, size);
pvAttribute = (T)Marshal.PtrToStructure(ptr, pvAttribute.GetType());
}
finally
{
Marshal.FreeHGlobal(ptr);
}
return(result);
}
// Safe method of calling dwmapi.dll, for versions of Windows lower than Vista
internal static int DwmGetWindowAttribute(IntPtr hWnd,
DwmWindowAttribute dwAttribute,
ref WindowsRect pvAttribute,
int cbAttribute)
{
IntPtr dwmDll = LoadLibrary("dwmapi.dll");
if (dwmDll == IntPtr.Zero)
{
return(Marshal.GetLastWin32Error());
}
IntPtr dwmFunction = GetProcAddress(dwmDll, "DwmGetWindowAttribute");
if (dwmFunction == IntPtr.Zero)
{
return(Marshal.GetLastWin32Error());
}
var call =
(DwmGetWindowAttributeDelegate)
Marshal.GetDelegateForFunctionPointer(dwmFunction,
typeof(
DwmGetWindowAttributeDelegate
));
int result = call(hWnd, dwAttribute, ref pvAttribute, cbAttribute);
FreeLibrary(dwmDll);
return(result);
}
/// <summary>
/// Sets the value of non-client rendering attributes for a window.
/// </summary>
/// <param name="hwnd">The handle to the window that will receive the attributes.</param>
/// <param name="attribute">A single DWMWINDOWATTRIBUTE flag to apply to the window. This parameter specifies the attribute and the pvAttribute parameter points to the value of that attribute.</param>
/// <param name="attributeValue">The value of the attribute specified in the attribute parameter. Different DWMWINDOWATTRIBUTE flags require different value types.</param>
/// <param name="attributeSize">The size, in bytes, of the value type pointed to by the pvAttribute parameter.</param>
/// <returns></returns>
public static bool SetWindowAttribute(IntPtr hwnd, DwmWindowAttribute attribute, int attributeValue, uint attributeSize)
{
if (IsPlatformSupported)
{
return(NativeMethods.DwmSetWindowAttribute(hwnd, attribute, ref attributeValue, attributeSize).Succeeded);
}
return(false);
}
static extern void DwmSetWindowAttribute(IntPtr hwnd, DwmWindowAttribute attr, ref int attrValue, int attrSize);
protected static extern int DwmSetWindowAttribute(IntPtr hwnd, DwmWindowAttribute attr, IntPtr attrValue, int attrSize);
public static extern HRESULT DwmSetWindowAttribute(IntPtr hwnd, DwmWindowAttribute dwAttribute,
ref int attribute, uint cbAttribute);
public static extern int DwmGetWindowAttribute(IntPtr hwnd, DwmWindowAttribute dwAttribute, out RECT pvAttribute, int cbAttribute);
public static extern int DwmSetWindowAttribute(IntPtr hwnd, DwmWindowAttribute dwAttribute, ref int pvAttribute, int cbAttribute);
private static extern int DwmSetWindowAttribute(IntPtr hwnd,
DwmWindowAttribute dwmAttribute,
IntPtr pvAttribute,
uint cbAttribute);
// Safe method of calling dwmapi.dll, for versions of Windows lower than Vista
internal static int DwmGetWindowAttribute(IntPtr hWnd, DwmWindowAttribute dwAttribute, ref WindowsRect pvAttribute, int cbAttribute)
{
IntPtr dwmDll = LoadLibrary("dwmapi.dll");
if (dwmDll == IntPtr.Zero)
return Marshal.GetLastWin32Error();
IntPtr dwmFunction = GetProcAddress(dwmDll, "DwmGetWindowAttribute");
if (dwmFunction == IntPtr.Zero)
return Marshal.GetLastWin32Error();
var call = (DwmGetWindowAttributeDelegate)Marshal.GetDelegateForFunctionPointer(dwmFunction, typeof(DwmGetWindowAttributeDelegate));
int result = call(hWnd, dwAttribute, ref pvAttribute, cbAttribute);
FreeLibrary(dwmDll);
return result;
}
public static extern int DwmSetWindowAttribute(
[In] IntPtr hwnd,
[In] DwmWindowAttribute dwAttribute,
[In][Out] ref IntPtr pvAttribute,
[In] int cbAttribute);
public static extern int DwmGetWindowAttribute(
[In] IntPtr hwnd,
[In] DwmWindowAttribute dwAttribute,
[Out] out RECT pvAttribute,
[In] int cbAttribute);
public static IntPtr DwmGetWindowAttribute(IntPtr hwnd, DwmWindowAttribute dwAttribute, void *pvAttribute, int cbAttribute);
internal static extern void DwmGetWindowAttribute(IntPtr hwnd, DwmWindowAttribute dwAttribute, out Rectangle pvAttribute, int cbAttribute);
internal static extern int DwmSetWindowAttribute(IntPtr window, DwmWindowAttribute attribute, IntPtr valuePointer, int valuePointerSize);
unsafe public static extern HRESULT DwmGetWindowAttribute(HWND hwnd, DwmWindowAttribute dwAttribute, void* pvAttribute, DWORD cbAttribute);
private static int DwmSetIntAttribute(IntPtr hwnd, DwmWindowAttribute att, int v)
{
return(DwmSetWindowAttribute(hwnd, att, ref v, Marshal.SizeOf(typeof(int))));
}
private static extern int DwmSetWindowAttribute(IntPtr hwnd, DwmWindowAttribute dwmAttribute, IntPtr pvAttribute, uint cbAttribute);
public static extern HRESULT DwmSetWindowAttribute(IntPtr hwnd, DwmWindowAttribute dwAttribute,
ref int attribute, uint cbAttribute);
private static int DwmSetBoolAttribute(IntPtr hwnd, DwmWindowAttribute att, bool v)
{
int iV = v ? 1 : 0;
return(DwmSetWindowAttribute(hwnd, att, ref iV, Marshal.SizeOf(typeof(int))));
}
internal static extern int DwmSetWindowAttribute(IntPtr hwnd,
DwmWindowAttribute dwmAttribute,
ref int pvAttribute,
uint cbAttribute);
public static IntPtr DwmGetWindowAttribute(IntPtr hwnd, DwmWindowAttribute dwAttribute, void* pvAttribute, int cbAttribute);
internal static extern int DwmGetWindowAttribute(IntPtr hWnd,
DwmWindowAttribute dwAttribute,
ref WindowsRect pvAttribute,
int cbAttribute);
internal static extern int DwmSetWindowAttribute(IntPtr hwnd,
DwmWindowAttribute dwmAttribute,
ref int pvAttribute,
uint cbAttribute);
public static extern int DwmGetWindowAttribute(IntPtr windowHandle, DwmWindowAttribute attribute, out Rect pvAttribute, int cbAttribute);
public static extern int DwmSetWindowAttribute(IntPtr hwnd, DwmWindowAttribute dwAttribute, ref int pvAttribute, int cbAttribute);
/// <summary>
/// Sets the value of non-client rendering attributes for a window.
/// </summary>
/// <param name="hwnd">The handle to the window that will receive the attributes.</param>
/// <param name="attribute">A single DWMWINDOWATTRIBUTE flag to apply to the window. This parameter specifies the attribute and the pvAttribute parameter points to the value of that attribute.</param>
/// <param name="attributeValue">The value of the attribute specified in the attribute parameter. Different DWMWINDOWATTRIBUTE flags require different value types.</param>
/// <param name="attributeSize">The size, in bytes, of the value type pointed to by the pvAttribute parameter.</param>
/// <returns></returns>
public static bool SetWindowAttribute(IntPtr hwnd, DwmWindowAttribute attribute, int attributeValue, uint attributeSize)
{
if (IsPlatformSupported)
{
return NativeMethods.DwmSetWindowAttribute(hwnd, attribute, ref attributeValue, attributeSize).Succeeded;
}
return false;
}
public static extern void DwmSetWindowAttribute(IntPtr windowHandle, DwmWindowAttribute atrribute, ref int attributeValue, int attributeSize);
static extern int DwmGetWindowAttribute(IntPtr hwnd, DwmWindowAttribute attribute, out Win32Rect value, int valueSize);
public static extern int DwmSetWindowAttribute(Hwnd hwnd, DwmWindowAttribute attr, ref int attrValue, int attrSize);
internal static extern int DwmGetWindowAttribute(IntPtr hwnd, DwmWindowAttribute dwAttribute, out bool pvAttribute, int cbAttribute);
public static extern void DwmSetWindowAttribute( IntPtr windowHandle, DwmWindowAttribute atrribute, ref int attributeValue, int attributeSize );
public static extern int DwmGetWindowAttribute(IntPtr windowHandle, DwmWindowAttribute dwAttribute, out Rectangle lpRect, int cbAttribute);
static extern int DwmGetWindowAttribute (IntPtr hwnd, DwmWindowAttribute attribute, out Win32Rect value, int valueSize);
internal static extern int DwmSetWindowAttribute(IntPtr hwnd, DwmWindowAttribute attr, ref int attrValue, uint attrSize);
public static int SetWindowAttribute(IntPtr hwnd, DwmWindowAttribute attribute, int parameter) => DwmSetWindowAttribute(hwnd, attribute, ref parameter, Marshal.SizeOf <int>());
