internal static void StaticEnableBlur(System.Windows.Window win, uint accentColor = 0x00FFFFFF)
{
var windowHelper = new WindowInteropHelper(win);
AcrylicHelper.EnableBlur(windowHelper.Handle, accentColor);
win.CommandBindings.Add(new CommandBinding(SystemCommands.CloseWindowCommand,
(_, __) => { SystemCommands.CloseWindow(win); }));
win.CommandBindings.Add(new CommandBinding(SystemCommands.MinimizeWindowCommand,
(_, __) => { SystemCommands.MinimizeWindow(win); }));
win.CommandBindings.Add(new CommandBinding(SystemCommands.MaximizeWindowCommand,
(_, __) => { SystemCommands.MaximizeWindow(win); }));
win.CommandBindings.Add(new CommandBinding(SystemCommands.RestoreWindowCommand,
(_, __) => { SystemCommands.RestoreWindow(win); }));
void ContentRendered(object?sender, EventArgs e)
{
if (win.SizeToContent != SizeToContent.Manual)
{
win.InvalidateMeasure();
}
win.ContentRendered -= ContentRendered;
}
win.ContentRendered += ContentRendered;
}
internal static void EnableBlur(Window win)
{
var windowHelper = new WindowInteropHelper(win);
// ウィンドウに半透明のアクリル効果を適用する
AcrylicHelper.EnableBlur(windowHelper.Handle);
// タイトルバーの各種ボタンで利用するコマンドの設定
win.CommandBindings.Add(new CommandBinding(SystemCommands.CloseWindowCommand, (_, __) => { SystemCommands.CloseWindow(win); }));
win.CommandBindings.Add(new CommandBinding(SystemCommands.MinimizeWindowCommand, (_, __) => { SystemCommands.MinimizeWindow(win); }));
win.CommandBindings.Add(new CommandBinding(SystemCommands.MaximizeWindowCommand, (_, __) => { SystemCommands.MaximizeWindow(win); }));
win.CommandBindings.Add(new CommandBinding(SystemCommands.RestoreWindowCommand, (_, __) => { SystemCommands.RestoreWindow(win); }));
// WPFのSizeToContentのバグ対策
// (WindowChrome使用時に、SizeToContentのウィンドウサイズ計算が正しく行われない)
void onContentRendered(object sender, EventArgs e)
{
if (win.SizeToContent != SizeToContent.Manual)
{
win.InvalidateMeasure();
}
win.ContentRendered -= onContentRendered;
}
win.ContentRendered += onContentRendered;
}
protected override void OnOpened(RoutedEventArgs e)
{
base.OnOpened(e);
var hwnd = (HwndSource)HwndSource.FromVisual(this);
AcrylicHelper.SetBlur(hwnd.Handle, AccentFlagsType.Popup);
}
protected override void OnOpened(RoutedEventArgs e)
{
base.OnOpened(e);
var hwnd = (HwndSource)HwndSource.FromVisual(this);
AcrylicHelper.EnableBlur(hwnd.Handle);
}
protected override void OnActivated(EventArgs e)
{
base.OnActivated(e);
//Background = (SolidColorBrush)App.Current.Resources["BlurWindowBackgroundBrush"];
var ptr = new WindowInteropHelper(this).Handle;
AcrylicHelper.EnableBlur(ptr);
}
internal static void SetBlur(Window win, AcrylicAccentState state, AccentFlagsType style = AccentFlagsType.Window)
{
var windowHelper = new WindowInteropHelper(win);
var value = AcrylicHelper.SelectAccentState(state);
AcrylicHelper.SetBlur(windowHelper.Handle, style, value);
}
protected override void OnOpened(EventArgs e)
{
base.OnOpened(e);
var accent = (Color)GetValue(AcrylicElement.AccentColorProperty);
var accentColor = (uint)(accent.A << 24 | accent.R << 18 | accent.G << 12 | accent.B);
var hwnd = ((HwndSource)PresentationSource.FromVisual(Child)) !;
AcrylicHelper.EnableBlur(hwnd.Handle, accentColor, AccentFlagsType.Popup);
}
internal static void EnableBlur(Window win)
{
var windowHelper = new WindowInteropHelper(win);
// ウィンドウに半透明のアクリル効果を適用する
AcrylicHelper.EnableBlur(windowHelper.Handle);
// タイトルバーの各種ボタンで利用するコマンドの設定
win.CommandBindings.Add(new CommandBinding(SystemCommands.CloseWindowCommand, (_, __) => { SystemCommands.CloseWindow(win); }));
win.CommandBindings.Add(new CommandBinding(SystemCommands.MinimizeWindowCommand, (_, __) => { SystemCommands.MinimizeWindow(win); }));
win.CommandBindings.Add(new CommandBinding(SystemCommands.MaximizeWindowCommand, (_, __) => { SystemCommands.MaximizeWindow(win); }));
win.CommandBindings.Add(new CommandBinding(SystemCommands.RestoreWindowCommand, (_, __) => { SystemCommands.RestoreWindow(win); }));
}
internal static void EnableBlur(Window win)
{
var windowHelper = new WindowInteropHelper(win);
AcrylicHelper.EnableBlur(windowHelper.Handle);
// WPF WindowChrome bug with SizeToContent workaround
void OnContentRendered(object sender, EventArgs e)
{
if (win.SizeToContent != SizeToContent.Manual)
{
win.InvalidateMeasure();
}
win.ContentRendered -= OnContentRendered;
}
win.ContentRendered += OnContentRendered;
}
private void BlurSubMenu()
{
var firstSubItem = ItemContainerGenerator.ContainerFromIndex(0);
if (firstSubItem == null)
{
return;
}
var container = VisualTreeHelper.GetParent(firstSubItem) as Visual;
if (container == null)
{
return;
}
DependencyObject parent = container;
int borderIndex = 0;
while (parent != null)
{
if (parent is Border b)
{
// only put color on the first border (transparent colors will add up otherwise)
if (borderIndex == 0)
{
b.Background = new SolidColorBrush(Color.FromArgb(80, 0, 0, 0));
}
else
{
b.Background = Brushes.Transparent;
}
borderIndex++;
}
parent = VisualTreeHelper.GetParent(parent);
}
AcrylicHelper.EnableBlur(container);
}
public void SetWindowBlur(IntPtr hWnd)
{
AcrylicHelper.EnableBlur(hWnd);
}
protected override void OnOpened(RoutedEventArgs e)
{
base.OnOpened(e);
AcrylicHelper.EnableBlur(this);
}
protected static IntPtr WndProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled)
{
if (msg == WM_ENTERSIZEMOVE)
{
var win = (Window)HwndSource.FromHwnd(hwnd).RootVisual;
var state = AcrylicWindow.GetAcrylicAccentState(win);
var value = AcrylicHelper.SelectAccentState(state);
if (value == AccentState.ACCENT_ENABLE_ACRYLICBLURBEHIND)
{
AcrylicWindow.SetBlur(win, AcrylicAccentState.BlurBehind);
InvalidateRect(hwnd, IntPtr.Zero, true);
}
}
else if (msg == WM_EXITSIZEMOVE)
{
var win = (Window)HwndSource.FromHwnd(hwnd).RootVisual;
var state = AcrylicWindow.GetAcrylicAccentState(win);
AcrylicWindow.SetBlur(win, state);
InvalidateRect(hwnd, IntPtr.Zero, true);
if (win != null && _internalStateTable.TryGetValue(win, out var internalState))
{
internalState.RestoringState = WindowRestoringState.Default;
}
}
else if (msg == WM_GETMINMAXINFO)
{
handled = true;
var hMonitor = MonitorFromWindow(hwnd, MONITOR_DEFAULTTONEAREST);
var monitorInfo = new MONITORINFO
{
cbSize = Marshal.SizeOf(typeof(MONITORINFO))
};
GetMonitorInfo(hMonitor, ref monitorInfo);
var info = (MINMAXINFO)Marshal.PtrToStructure(lParam, typeof(MINMAXINFO));
var workingRectangle = monitorInfo.rcWork;
var monitorRectangle = monitorInfo.rcMonitor;
var win = (Window)HwndSource.FromHwnd(hwnd).RootVisual;
GetDpiForMonitor(hMonitor, MONITOR_DPI_TYPE.MDT_EFFECTIVE_DPI, out var dpiX, out var dpiY);
var maxWidth = win.MaxWidth / 96.0 * dpiX;
var maxHeight = win.MaxHeight / 96.0 * dpiY;
var minWidth = win.MinWidth / 96.0 * dpiX;
var minHeight = win.MinHeight / 96.0 * dpiY;
// ウィンドウ最大化時の位置とサイズを指定
info.ptMaxPosition.x = Math.Abs(workingRectangle.left - monitorRectangle.left);
info.ptMaxPosition.y = Math.Abs(workingRectangle.top - monitorRectangle.top);
info.ptMaxSize.x = (int)Math.Min(Math.Abs(workingRectangle.right - monitorRectangle.left), maxWidth);
info.ptMaxSize.y = (int)Math.Min(Math.Abs(workingRectangle.bottom - monitorRectangle.top), maxHeight);
// ウィンドウのリサイズ可能サイズを設定
info.ptMaxTrackSize.x = (int)Math.Min(info.ptMaxTrackSize.x, maxWidth);
info.ptMaxTrackSize.y = (int)Math.Min(info.ptMaxTrackSize.y, maxHeight);
info.ptMinTrackSize.x = (int)Math.Max(info.ptMinTrackSize.x, minWidth);
info.ptMinTrackSize.y = (int)Math.Max(info.ptMinTrackSize.y, minHeight);
Marshal.StructureToPtr(info, lParam, true);
return(IntPtr.Zero);
}
else if (msg == WM_SIZE && wParam == (IntPtr)SizeEvents.SIZE_MAXIMIZED)
{
FixMaximizedWindowSize(hwnd);
}
else if (msg == WM_SIZE && wParam == (IntPtr)SizeEvents.SIZE_RESTORED)
{
var win = (Window)HwndSource.FromHwnd(hwnd).RootVisual;
if (win != null && _internalStateTable.TryGetValue(win, out var internalState))
{
win.ClearValue(WindowStyleProperty);
if (win.WindowState == WindowState.Maximized &&
internalState.RestoringState == WindowRestoringState.Default)
{
internalState.RestoringState = WindowRestoringState.RestoreMove;
}
if (internalState.RestoringState == WindowRestoringState.Restoring)
{
internalState.RestoringState = WindowRestoringState.Default;
}
}
}
else if (msg == WM_SYSCOMMAND && wParam == (IntPtr)SysCommands.SC_RESTORE)
{
var win = (Window)HwndSource.FromHwnd(hwnd).RootVisual;
if (win != null && _internalStateTable.TryGetValue(win, out var internalState))
{
internalState.RestoringState = WindowRestoringState.Restoring;
}
}
else if (msg == WM_WINDOWPOSCHANGING)
{
var win = (Window)HwndSource.FromHwnd(hwnd).RootVisual;
if (win != null && _internalStateTable.TryGetValue(win, out var internalState))
{
var pos = (WINDOWPOS)Marshal.PtrToStructure(lParam, typeof(WINDOWPOS));
if (internalState.RestoringState == WindowRestoringState.RestoreMove &&
!(pos.x == 0 && pos.y == 0 && pos.cx == 0 && pos.cy == 0))
{
GetCursorPos(out var cur);
pos.y = cur.y - 8;
Marshal.StructureToPtr(pos, lParam, true);
}
}
}
return(IntPtr.Zero);
}
