private bool IsCloakedApplication(IntPtr hWnd)
{
var mainResult = IntPtr.Zero;
var hResult = Dwmapi.DwmGetWindowAttribute(hWnd, (int)DWMWINDOWATTRIBUTE.DWMWA_CLOAKED, out mainResult, Marshal.SizeOf(typeof(uint)));
return(hResult > 0 || (DWMATTR)mainResult != 0);
}
private static bool IsValidWindow(IntPtr hWnd)
{
// ウィンドウハンドルであるか
if (!User32.IsWindow(hWnd))
{
return(false);
}
// 見えるか
if (!User32.IsWindowVisible(hWnd))
{
return(false);
}
// シェル ウィンドウでないか
if (NativeMethods.GetShellWindow() == hWnd)
{
return(false);
}
// 親ウィンドウであるか
if (NativeMethods.GetAncestor(hWnd, 2 /* GA_ROOT */) != hWnd)
{
return(false);
}
// 見えないウィンドウでないか
if (WindowsVersion.Is8OrGreater && Dwmapi.DwmGetCloaked(hWnd))
{
return(false);
}
return(true);
}
/// <summary>
/// When the window's state (maximized, minimized, or restored) changes, this sets the size of the non-client area at the top of the window properly so
/// that the tabs can be displayed.
/// </summary>
protected void SetFrameSize()
{
if (TabRenderer == null || WindowState == FormWindowState.Minimized)
{
return;
}
int topPadding;
if (WindowState == FormWindowState.Maximized || TabRenderer.RendersEntireTitleBar)
{
topPadding = TabRenderer.TabHeight - TabRenderer.TopPadding - SystemInformation.CaptionHeight;
}
else
{
topPadding = TabRenderer.TabHeight - SystemInformation.CaptionHeight;
}
if (!TabRenderer.IsWindows10 && WindowState == FormWindowState.Maximized)
{
topPadding += 1;
}
Padding = new Padding(
Padding.Left, topPadding > 0
? topPadding
: 0, Padding.Right, Padding.Bottom);
if (!TabRenderer.IsWindows10)
{
// Set the margins and extend the frame into the client area
MARGINS margins = new MARGINS
{
cxLeftWidth = 1,
cxRightWidth = 1,
cyBottomHeight = 1,
cyTopHeight = topPadding > 0
? topPadding
: 0
};
Dwmapi.DwmExtendFrameIntoClientArea(Handle, ref margins);
}
_nonClientAreaHeight = SystemInformation.CaptionHeight + (topPadding > 0
? topPadding
: 0);
if (AeroPeekEnabled)
{
foreach (
TabbedThumbnail preview in
Tabs.Select(tab => TaskbarManager.Instance.TabbedThumbnail.GetThumbnailPreview(tab.Content)).Where(preview => preview != null))
{
preview.PeekOffset = new Vector(Padding.Left, Padding.Top - 1);
}
}
}
public static bool GetExtendedFrameBounds(IntPtr handle, out Rectangle rectangle)
{
int result = Dwmapi.DwmGetWindowAttribute(handle, (int)DwmWindowAttribute.ExtendedFrameBounds, out RECT rect,
Marshal.SizeOf(typeof(RECT)));
rectangle = rect;
return(result == 0);
}
private static RECT GetWindowRect(IntPtr hWnd)
{
try
{
return(Dwmapi.DwmGetExtendedFrameBounds(hWnd));
}
catch (COMException)
{
return(User32.GetWindowRect(hWnd));
}
}
public static void AeroGlassForVistaAndSeven(IntPtr hWnd, bool enable)
{
var blurBehind = new DWM_BLURBEHIND()
{
dwFlags = DWM_BB.Enable,
fEnable = enable,
hRgnBlur = IntPtr.Zero,
fTransitionOnMaximized = false
};
Dwmapi.DwmEnableBlurBehindWindow(hWnd, ref blurBehind);
}
/// <summary>
/// When the window's state (maximized, minimized, or restored) changes, this sets the size of the non-client area at the top of the window properly so
/// that the tabs can be displayed.
/// </summary>
protected void SetFrameSize()
{
if (TabRenderer == null || WindowState == FormWindowState.Minimized)
{
return;
}
int topPadding;
if (WindowState == FormWindowState.Maximized)
{
//topPadding = TabRenderer.TabHeight - SystemInformation.CaptionHeight;
topPadding = TabRenderer.TabHeight - SystemInformation.CaptionHeight + TabRenderer.MaximizedWindowTabTopOffset + 1; // Todo figure out 1 fudge factor
}
else
{
//topPadding = (TabRenderer.TabHeight + SystemInformation.CaptionButtonSize.Height) - SystemInformation.CaptionHeight;
topPadding = TabRenderer.TabHeight - SystemInformation.CaptionHeight + TabRenderer.WindowTabTopOffset - 7; // Todo figure out 5 fudge factor
}
Padding = new Padding(
Padding.Left, topPadding > 0
? topPadding
: 0, Padding.Right, Padding.Bottom);
// Set the margins and extend the frame into the client area
MARGINS margins = new MARGINS
{
cxLeftWidth = 0,
cxRightWidth = 0,
cyBottomHeight = 0,
cyTopHeight = topPadding > 0
? topPadding
: 0
};
Dwmapi.DwmExtendFrameIntoClientArea(Handle, ref margins);
_nonClientAreaHeight = SystemInformation.CaptionHeight + (topPadding > 0
? topPadding
: 0);
if (AeroPeekEnabled)
{
foreach (
TabbedThumbnail preview in
Tabs.Select(tab => TaskbarManager.Instance.TabbedThumbnail.GetThumbnailPreview(tab.Content)).Where(preview => preview != null))
{
preview.PeekOffset = new Vector(Padding.Left, Padding.Top - 1);
}
}
}
private Rect GetExtendFrameBounds()
{
RECT frameBounds;
Dwmapi.DwmGetWindowAttribute(this.Handle, DWMWINDOWATTRIBUTE.DWMWA_EXTENDED_FRAME_BOUNDS, out frameBounds, Marshal.SizeOf(typeof(RECT)));
var dpi = PerMonitorDpi.GetDpi(this.Handle);
var l = frameBounds.Left * (1 / dpi.ScaleX);
var t = frameBounds.Top * (1 / dpi.ScaleY);
var w = (frameBounds.Right - frameBounds.Left) * (1 / dpi.ScaleX);
var h = (frameBounds.Bottom - frameBounds.Top) * (1 / dpi.ScaleY);
return(new Rect(l, t, w, h));
}
private Rect GetSizeWithMargins()
{
Rect size;
if (Environment.OSVersion.Version.Major < 6)
{
GetWindowRect(Handle, out size);
}
else if (Dwmapi.DwmGetWindowAttribute(Handle, DWMWA_EXTENDED_FRAME_BOUNDS, out size, Marshal.SizeOf(typeof(Rect))) != 0)
{
GetWindowRect(Handle, out size);
}
return(size);
}
/// <summary>Determines if the composition is currently enabled for the desktop.</summary>
/// <returns>The <see cref="bool" />.</returns>
public static bool IsCompositionEnabled()
{
// Desktop composition is only available on Vista upwards
if (Environment.OSVersion.Version.Major < 6)
{
return(false);
}
else
{
// Ask the desktop window manager is composition is currently enabled
bool compositionEnabled;
Dwmapi.DwmIsCompositionEnabled(out compositionEnabled);
return(compositionEnabled);
}
}
internal override Color GetValue()
{
const string keyName = @"HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\DWM";
const string valueName = "ColorizationColor";
int color;
if (Registry.GetValue(keyName, valueName, null) is int colorizationColor)
{
color = colorizationColor;
}
else
{
Dwmapi.DwmGetColorizationColor(out color, out _);
}
return(ColorHelper.GetColorFromInt64(color));
}
protected override Color GetValue()
{
const string keyName = @"HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\DWM";
const string valueName = "ColorizationColor";
uint color;
var colorizationColor = Registry.GetValue(keyName, valueName, null) as int?;
if (colorizationColor != null)
{
color = (uint)colorizationColor.Value;
}
else
{
// Note: return the modified value on Windows Vista & 7
Dwmapi.DwmGetColorizationColor(out color, out _);
}
return(ColorHelper.GetColorFromUInt32(color));
}
public static bool IsDwmEnabled()
{
return(Environment.OSVersion.Version.Major >= 6 && Dwmapi.DwmIsCompositionEnabled());
}
public static void ExtendFrameIntoClient(IntPtr hWnd, int x, int y, int width, int height)
{
var margins = new Margins(x, y, width, height);
Dwmapi.DwmExtendFrameIntoClientArea(hWnd, ref margins);
}
