protected internal void ToDefault()
{
this.GetColors(out var background, out var foreground);
WindowComposition.Disable(this);
this.ChangeProperties(background, foreground, SystemColors.WindowFrameColor, this.GetBordersFlagAsThickness(1));
}
protected internal void ToBlur()
{
this.GetColors(out var background, out var foreground);
background.A = (byte)(background.A * this.BlurOpacity);
WindowComposition.EnableBlur(this, this.BordersFlag);
this.ChangeProperties(background, foreground, Colors.Transparent, new Thickness());
}
private void ToAcrylicBlur()
{
this.GetColors(out var background, out var foreground);
background.A = (byte)(background.A * this.BlurOpacity);
WindowComposition.EnableAcrylicBlur(this, background, this.BordersFlag);
this.ChangeProperties(Color.FromArgb(1, 0, 0, 0), foreground, Colors.Transparent, new Thickness());
}
public void ApplyWindowComposition(nint windowHandle, WindowComposition windowComposition)
{
if (!windows.ContainsKey(windowHandle))
{
windows.Add(windowHandle, new Window(windowHandle));
}
windows[windowHandle].ApplyWindowComposition(windowComposition);
}
public void ApplyWindowComposition(WindowComposition windowComposition)
{
if (windowComposition.Equals(appliedComposition))
{
RevertWindowComposition();
return;
}
SetCurrentComposition(windowComposition);
appliedComposition = windowComposition;
}
protected override void OnSourceInitialized(EventArgs e)
{
base.OnSourceInitialized(e);
WindowComposition.Set(this, AccentState.ACCENT_ENABLE_BLURBEHIND, AccentFlags.DrawAllBorders);
WindowsTheme.HighContrast.Changed += this.HandleThemeChanged;
WindowsTheme.Transparency.Changed += this.HandleThemeChanged;
WindowsTheme.ColorPrevalence.Changed += this.HandleThemeChanged;
this.HandleThemeChanged(null, false);
}
public Window(nint windowHandle)
{
hwnd = new HWND(windowHandle);
originalComposition = GetCurrentComposition();
unsafe
{
var processId = 0U;
PInvoke.GetWindowThreadProcessId(hwnd, &processId);
processName = Process.GetProcessById((int)processId).ProcessName;
}
}
protected internal void ToHighContrast()
{
if (WindowsVersion.Is10)
{
WindowComposition.Disable(this);
}
this.ChangeProperties(
ImmersiveColor.GetColorByTypeName(ImmersiveColorNames.ApplicationBackground),
ImmersiveColor.GetColorByTypeName(ImmersiveColorNames.SystemText),
SystemColors.WindowFrameColor,
this.GetBordersFlagAsThickness(2));
}
private WindowComposition GetCurrentComposition()
{
var result = new WindowComposition();
RECT rect;
PInvoke.GetWindowRect(hwnd, out rect);
result.PositionX = rect.left;
result.Width = rect.right - rect.left;
result.PositionY = rect.top;
result.Height = rect.bottom - rect.top;
result.SetWindowStyle((uint)PInvoke.GetWindowLong(hwnd, Constants.GWL_STYLE));
result.SetExtendedWindowStyle((uint)PInvoke.GetWindowLong(hwnd, Constants.GWL_EXSTYLE));
return(result);
}
private async void SetCurrentComposition(WindowComposition windowComposition)
{
await Task.Delay(windowComposition.DelayMilliseconds);
if (processName == "mstsc")
{
uint uFlags = Constants.SWP_NOSIZE | Constants.SWP_NOMOVE | Constants.SWP_NOZORDER | Constants.SWP_NOACTIVATE | Constants.SWP_NOOWNERZORDER | Constants.SWP_NOSENDCHANGING | Constants.SWP_FRAMECHANGED;
PInvoke.SetWindowLong(hwnd, Constants.GWL_STYLE, (int)Constants.WS_VISIBLE | (int)Constants.WS_THICKFRAME);
PInvoke.SetWindowPos(hwnd, new HWND(0), windowComposition.PositionX, windowComposition.PositionY, windowComposition.Width, windowComposition.Height, uFlags);
PInvoke.SendMessage(hwnd, Constants.WM_EXITSIZEMOVE, new WPARAM(0), new LPARAM(0));
PInvoke.SetWindowLong(hwnd, Constants.GWL_STYLE, (int)windowComposition.GetWindowStyle());
PInvoke.SetWindowPos(hwnd, new HWND(0), windowComposition.PositionX, windowComposition.PositionY, windowComposition.Width, windowComposition.Height, uFlags);
PInvoke.SendMessage(hwnd, Constants.WM_EXITSIZEMOVE, new WPARAM(0), new LPARAM(0));
PInvoke.MoveWindow(hwnd, windowComposition.PositionX, windowComposition.PositionY, windowComposition.Width, windowComposition.Height, true);
}
else
{
if (windowComposition.HasWindowStyle)
{
PInvoke.SetWindowLong(hwnd, Constants.GWL_STYLE, (int)windowComposition.GetWindowStyle());
}
if (windowComposition.HasExtendedWindowStyle)
{
PInvoke.SetWindowLong(hwnd, Constants.GWL_EXSTYLE, (int)windowComposition.GetExtendedWindowStyle());
}
PInvoke.MoveWindow(hwnd, windowComposition.PositionX, windowComposition.PositionY, windowComposition.Width, windowComposition.Height, true);
PInvoke.SendMessage(hwnd, Constants.WM_EXITSIZEMOVE, new WPARAM(0), new LPARAM(0));
}
// attempt at persona 4 workaround
/*
* unsafe
* {
* RECT newSize = new RECT();
* newSize.left = windowComposition.PositionX;
* newSize.right = windowComposition.PositionX + windowComposition.Width;
* newSize.top = windowComposition.PositionY;
* newSize.bottom = windowComposition.PositionY + windowComposition.Height;
*
* nint newDim = 0;
* newDim = (newDim & 0xFFFF0000) + (windowComposition.Width & 0x0000FFFF);
* newDim = (newDim & 0x0000FFFF) + (windowComposition.Height << 16);
*
* PInvoke.SendMessage(hwnd, Constants.WM_ENTERSIZEMOVE, new WPARAM(0), new LPARAM(0));
* PInvoke.SendMessage(hwnd, Constants.WM_SIZING, new WPARAM(8), new LPARAM((int)&newSize));
*
* PInvoke.MoveWindow(hwnd, windowComposition.PositionX, windowComposition.PositionY, windowComposition.Width, windowComposition.Height, true);
*
* PInvoke.SetWindowLong(hwnd, Constants.GWL_STYLE, windowComposition.GetWindowStyle());
* PInvoke.SetWindowLong(hwnd, Constants.GWL_EXSTYLE, windowComposition.GetExtendedWindowStyle());
*
* PInvoke.SendMessage(hwnd, Constants.WM_SIZE, new WPARAM(0), new LPARAM(newDim));
* PInvoke.SendMessage(hwnd, Constants.WM_EXITSIZEMOVE, new WPARAM(0), new LPARAM(0));
* }
*/
}
public void RevertWindowComposition()
{
SetCurrentComposition(originalComposition);
appliedComposition = null;
}
public override void Enable_Fluent_Design_System_Style_Blur(IntPtr hWnd)
{
WindowComposition.Set(hWnd, AccentState.ACCENT_ENABLE_BLURBEHIND, AccentFlags.DrawAllBorders);
}
