private IntPtr WindowProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handeled)
{
switch (msg)
{
case WM_GETMINMAXINFO:
WmGetMinMaxInfo(hwnd, lParam);
handeled = true;
break;
case WM_WINDOWPOSCHANGING:
WINDOWPOS pos = (WINDOWPOS)Marshal.PtrToStructure(lParam, typeof(WINDOWPOS));
if ((pos.flags & 0x0002) != 0)
{
return(IntPtr.Zero);
}
Window wnd = (Window)HwndSource.FromHwnd(hwnd).RootVisual;
if (wnd == null)
{
return(IntPtr.Zero);
}
bool changedPos = false;
PresentationSource source = PresentationSource.FromVisual(this);
double wpfDpi = 96;
double dpiX = wpfDpi;
double dpiY = wpfDpi;
if (source != null)
{
dpiX = wpfDpi * source.CompositionTarget.TransformToDevice.M11;
dpiY = wpfDpi * source.CompositionTarget.TransformToDevice.M22;
}
int minWidth = (int)Math.Round(this.MinWidth / 96 * dpiX, 0);
if (pos.cx < minWidth)
{
pos.cx = minWidth;
changedPos = true;
}
int minHeight = (int)Math.Round(this.MinHeight / 96 * dpiY, 0);
if (pos.cy < minHeight)
{
pos.cy = minHeight;
changedPos = true;
}
if (!changedPos)
{
return(IntPtr.Zero);
}
Marshal.StructureToPtr(pos, lParam, true);
handeled = true;
break;
}
return((System.IntPtr) 0);
}
private bool IsPresented()
{
return(PresentationSource.FromVisual(this) != null && ActualWidth > 0 && ActualHeight > 0);
}
private void OnSourceInitialized(object sender, EventArgs e)
{
_hwndSource = (HwndSource)PresentationSource.FromVisual(this);
}
private void WindowResize(object sender, MouseButtonEventArgs e) //PreviewMousLeftButtonDown
{
HwndSource hwndSource = PresentationSource.FromVisual((Visual)sender) as HwndSource;
SendMessage(hwndSource.Handle, 0x112, (IntPtr)61448, IntPtr.Zero);
}
public static Size TransformFromDevice(this Size size, Visual visual)
{
Matrix matrix = PresentationSource.FromVisual(visual).CompositionTarget.TransformFromDevice;
return(new Size(size.Width * matrix.M11, size.Height * matrix.M22));
}
protected override void OnRender(DrawingContext dc)
{
Matrix m = PresentationSource.FromVisual(this).CompositionTarget.TransformToDevice;
double dpiFactor = 1 / m.M11;
RenderOptions.SetEdgeMode(this, EdgeMode.Unspecified);
Brush brushTextLabel = new SolidColorBrush((Color)FindResource("ColorControlLightBackground"));
Brush brushBodyLine = IsDarkMode ? Brushes.Red : Brushes.Yellow;
Brush brushBackground = IsDarkMode ? new SolidColorBrush(Color.FromRgb(20, 0, 0)) : new SolidColorBrush(Color.FromRgb(20, 20, 20));
Pen penBodyLine = new Pen(brushBodyLine, dpiFactor);
double padding = 20;
double radius = Math.Min(ActualWidth, ActualHeight) / 2 - padding;
dc.DrawEllipse(brushBackground, null, new Point(ActualWidth / 2, ActualHeight / 2), radius, radius);
if (ShowChart && bodyCoordinatesInterpolated != null)
{
Geometry clipGeometry = new EllipseGeometry(new Point(ActualWidth / 2, ActualHeight / 2), radius, radius);
dc.PushClip(clipGeometry);
var figure = new PathFigure();
double timeFrom = FromTime.TotalHours;
double timeTo = ToTime.TotalHours;
double obsDuration = timeTo < timeFrom ? timeTo - timeFrom + 24 : timeTo - timeFrom;
int fromIndex = (int)(bodyCoordinatesInterpolated.Length / 24 * timeFrom);
int count = Math.Max(1, (int)(bodyCoordinatesInterpolated.Length / 24 * obsDuration));
for (int i = fromIndex; i <= fromIndex + count; i++)
{
var c = bodyCoordinatesInterpolated[i > bodyCoordinatesInterpolated.Length - 1 ? i - bodyCoordinatesInterpolated.Length : i];
double angle = Angle.ToRadians(c.Azimuth - 90);
double r = radius * (90 - c.Altitude) / 90;
double x = ActualWidth / 2 + r * Math.Cos(angle);
double y = ActualHeight / 2 - r * Math.Sin(angle);
if (!figure.Segments.Any())
{
figure.StartPoint = new Point(x, y);
}
figure.Segments.Add(new LineSegment(new Point(x, y), true));
}
var geometry = new PathGeometry();
geometry.Figures.Add(figure);
dc.DrawGeometry(null, penBodyLine, geometry);
dc.Pop();
}
string[] labels = new string[] { "S", "W", "N", "E" };
for (int i = 0; i < 4; i++)
{
var text = new FormattedText(Text.Get($"Planner.DirectionChart.{labels[i]}"), System.Globalization.CultureInfo.InvariantCulture, FlowDirection.LeftToRight, new Typeface("Arial"), 10, brushTextLabel);
double angle = Angle.ToRadians(i * 90 - 90);
double r = radius + 5 + Math.Max(text.WidthIncludingTrailingWhitespace / 2, text.Height / 2);
double x = ActualWidth / 2 + r * Math.Cos(angle);
double y = ActualHeight / 2 - r * Math.Sin(angle);
dc.DrawText(text, new Point(x - text.WidthIncludingTrailingWhitespace / 2, y - text.Height / 2));
}
}
protected override void OnSourceInitialized(EventArgs e)
{
base.OnSourceInitialized(e);
simConnectAdapter.AttachWindow((HwndSource)PresentationSource.FromVisual(this));
}
private void HookWin32Message()
{
var source = PresentationSource.FromVisual(this) as HwndSource;
source?.AddHook(WndProc); // Hook Win32 Messages to method
}
/// <summary>
/// Get cropping areas as BitmapFrame
/// </summary>
/// <returns></returns>
public BitmapFrame GetCroppedBitmapFrame()
{
var parent =
VisualTreeHelper.GetParent(_originalCanvas) as UIElement;
// 1) get current dpi
PresentationSource source =
PresentationSource.FromVisual(Application.Current.MainWindow);
Matrix matrix = source.CompositionTarget.TransformToDevice;
double dpiX = matrix.M11 * 96;
double dpiY = matrix.M22 * 96;
// 2) create RenderTargetBitmap
var elementBitmap =
new RenderTargetBitmap(( int )_originalCanvas.ActualWidth,
( int )_originalCanvas.ActualHeight,
dpiX,
dpiY,
PixelFormats.Pbgra32);
elementBitmap =
new RenderTargetBitmap(( int )_originalCanvas
.RenderSize.Width,
( int )_originalCanvas
.RenderSize.Height,
dpiX,
dpiY,
PixelFormats.Default);
//Important
_originalCanvas.Measure(_originalCanvas.RenderSize);
_originalCanvas.Arrange(new Rect(_originalCanvas.RenderSize));
// 3) draw element
elementBitmap.Render(_originalCanvas);
if (parent != null)
{
//Important
parent.Measure(_originalCanvas.RenderSize);
parent.Arrange(new Rect(_originalCanvas.RenderSize));
}
var crop = new CroppedBitmap(elementBitmap,
new Int32Rect(( int )
_rectangleManager
.TopLeft.X,
( int )
_rectangleManager
.TopLeft.Y,
( int )
_rectangleManager
.RectangleWidth,
( int )
_rectangleManager
.RectangleHeight));
return(BitmapFrame.Create(crop));
}
private static IntPtr GetHwnd(Popup popup)
{
var source = (HwndSource)PresentationSource.FromVisual(popup.Child);
return(source.Handle);
}
//MainWindow构造函数
public MainWindow()
{
#region "读取注册表(必须在初始化之前读取)"
//背景图片
string bg = RegeditRW.RegReadString("Background");
double bgStretch = RegeditRW.RegRead("BackgroundStretch");
//透明度
double bgAlpha = RegeditRW.RegRead("BGAlpha");
double bgPanelAlpha = RegeditRW.RegRead("BGPanelAlpha");
double windowAlpha = RegeditRW.RegRead("WindowAlpha");
//窗口大小
double mainWindowHeight = RegeditRW.RegRead("MainWindowHeight");
double mainWindowWidth = RegeditRW.RegRead("MainWindowWidth");
//字体
string mainWindowFont = RegeditRW.RegReadString("MainWindowFont");
//设置菜单
double winTopmost = RegeditRW.RegRead("Topmost");
//游戏版本
double gameVersion = RegeditRW.RegRead("GameVersion");
#endregion
//初始化
InitializeComponent();
//窗口缩放
SourceInitialized += delegate(object sender, EventArgs e) { _HwndSource = PresentationSource.FromVisual((Visual)sender) as HwndSource; };
MouseMove += new System.Windows.Input.MouseEventHandler(Window_MouseMove);
//mainWindow初始化标志
MWInit = true;
#region "读取设置"
//设置字体
if (mainWindowFont == "" || mainWindowFont == null)
{
RegeditRW.RegWrite("MainWindowFont", "微软雅黑");
mainWindowFont = "微软雅黑";
}
mainWindow.FontFamily = new FontFamily(mainWindowFont);
//版本初始化
UI_Version.Text = "v" + System.Reflection.Assembly.GetExecutingAssembly().GetName().Version.ToString();
//窗口可视化计时器
VisiTimer.Enabled = true;
VisiTimer.Interval = 200;
VisiTimer.Tick += new EventHandler(VisiTimerEvent);
VisiTimer.Start();
//设置光标资源字典路径
cursorDictionary.Source = new Uri("Dictionary/CursorDictionary.xaml", UriKind.Relative);
//显示窗口
MWVisivility = true;
//右侧面板Visibility属性初始化
RightPanelVisibility("Welcome");
//窗口置顶
if (winTopmost == 1)
{
Se_button_Topmost_Click(null, null);
}
//设置背景
if (bg == "")
{
Se_BG_Alpha_Text.Foreground = Brushes.Silver;
Se_BG_Alpha.IsEnabled = false;
}
else
{
Se_BG_Alpha_Text.Foreground = Brushes.Black;
try
{
var brush = new ImageBrush()
{
ImageSource = new BitmapImage(new Uri(bg))
};
UI_BackGroundBorder.Background = brush;
}
catch
{
Visi.VisiCol(true, UI_BackGroundBorder);
}
}
//设置背景拉伸方式
if (bgStretch == 0)
{
bgStretch = 2;
}
Se_ComboBox_Background_Stretch.SelectedIndex = (int)bgStretch - 1;
//设置背景透明度
if (bgAlpha == 0)
{
bgAlpha = 101;
}
Se_BG_Alpha.Value = bgAlpha - 1;
Se_BG_Alpha_Text.Text = "背景不透明度：" + (int)Se_BG_Alpha.Value + "%";
UI_BackGroundBorder.Opacity = (bgAlpha - 1) / 100;
//设置面板透明度
if (bgPanelAlpha == 0)
{
bgPanelAlpha = 61;
}
Se_Panel_Alpha.Value = bgPanelAlpha - 1;
Se_Panel_Alpha_Text.Text = "面板不透明度：" + (int)Se_Panel_Alpha.Value + "%";
RightGrid.Background.Opacity = (bgPanelAlpha - 1) / 100;
//设置窗口透明度
if (windowAlpha == 0)
{
windowAlpha = 101;
}
Se_Window_Alpha.Value = windowAlpha - 1;
Se_Window_Alpha_Text.Text = "窗口不透明度：" + (int)Se_Window_Alpha.Value + "%";
Opacity = (windowAlpha - 1) / 100;
//设置高度和宽度
Width = mainWindowWidth;
Height = mainWindowHeight;
//设置游戏版本
UI_gameversion.SelectedIndex = (int)gameVersion;
#endregion
}
public static Point TransformFromDeviceDPI(this Visual visual, Point pt)
{
Matrix m = PresentationSource.FromVisual(visual).CompositionTarget.TransformToDevice;
return(new Point(pt.X * m.M11, pt.Y * m.M22));
}
public static Size TransformFromDeviceDPI(this Visual visual, Size size)
{
Matrix m = PresentationSource.FromVisual(visual).CompositionTarget.TransformToDevice;
return(new Size(size.Width * m.M11, size.Height * m.M22));
}
public static bool CanTransform(this Visual visual)
{
return(PresentationSource.FromVisual(visual) != null);
}
/// <summary>
/// Displays the <see cref="TrayPopup"/> control if it was set.
/// </summary>
private void ShowTrayPopup(Point cursorPosition)
{
if (IsDisposed)
{
return;
}
// raise preview event no matter whether popup is currently set
// or not (enables client to set it on demand)
var args = RaisePreviewTrayPopupOpenEvent();
if (args.Handled)
{
return;
}
if (TrayPopup == null)
{
return;
}
// use absolute position, but place the popup centered above the icon
TrayPopupResolved.Placement = PlacementMode.AbsolutePoint;
TrayPopupResolved.HorizontalOffset = cursorPosition.X;
TrayPopupResolved.VerticalOffset = cursorPosition.Y;
// open popup
TrayPopupResolved.IsOpen = true;
IntPtr handle = IntPtr.Zero;
if (TrayPopupResolved.Child != null)
{
// try to get a handle on the popup itself (via its child)
HwndSource source = (HwndSource)PresentationSource.FromVisual(TrayPopupResolved.Child);
if (source != null)
{
handle = source.Handle;
}
}
// if we don't have a handle for the popup, fall back to the message sink
if (handle == IntPtr.Zero)
{
handle = messageSink.MessageWindowHandle;
}
// activate either popup or message sink to track deactivation.
// otherwise, the popup does not close if the user clicks somewhere else
WinApi.SetForegroundWindow(handle);
// raise attached event - item should never be null unless developers
// changed the CustomPopup directly...
if (TrayPopup != null)
{
RaisePopupOpenedEvent(TrayPopup);
}
// bubble routed event
RaiseTrayPopupOpenEvent();
}
private static void ABSetPos(RegisterInfo info, Window appbarWindow, FrameworkElement childElement)
{
var edge = info.Edge;
var barData = new Interop.APPBARDATA();
barData.cbSize = Marshal.SizeOf(barData);
barData.hWnd = new WindowInteropHelper(appbarWindow).Handle;
barData.uEdge = (int)edge;
// Transforms a coordinate from WPF space to Screen space
var toPixel = PresentationSource.FromVisual(appbarWindow).CompositionTarget.TransformToDevice;
// Transforms a coordinate from Screen space to WPF space
var toWpfUnit = PresentationSource.FromVisual(appbarWindow).CompositionTarget.TransformFromDevice;
// Transform window size from wpf units (1/96 ") to real pixels, for win32 usage
var sizeInPixels = (childElement != null ?
toPixel.Transform(new Vector(childElement.ActualWidth, childElement.ActualHeight)) :
toPixel.Transform(new Vector(appbarWindow.ActualWidth, appbarWindow.ActualHeight)));
// Even if the documentation says SystemParameters.PrimaryScreen{Width, Height} return values in
// "pixels", they return wpf units instead.
var actualWorkArea = GetActualWorkArea(info);
var screenSizeInPixels =
toPixel.Transform(new Vector(actualWorkArea.Width, actualWorkArea.Height));
var workTopLeftInPixels =
toPixel.Transform(new Point(actualWorkArea.Left, actualWorkArea.Top));
var workAreaInPixelsF = new Rect(workTopLeftInPixels, screenSizeInPixels);
if (barData.uEdge == (int)ABEdge.Left || barData.uEdge == (int)ABEdge.Right)
{
barData.rc.top = (int)workAreaInPixelsF.Top;
barData.rc.bottom = (int)workAreaInPixelsF.Bottom;
if (barData.uEdge == (int)ABEdge.Left)
{
barData.rc.left = (int)workAreaInPixelsF.Left;
//Left might not always be zero so we need to accommodate for that.
//For example, if the Start Menu is docked LEFT, if we don't do the math, we'll end up with a negative size error
barData.rc.right = barData.rc.left + (int)Math.Round(sizeInPixels.X);
}
else {
barData.rc.right = (int)workAreaInPixelsF.Right;
barData.rc.left = barData.rc.right - (int)Math.Round(sizeInPixels.X);
}
}
else
{
barData.rc.left = (int)workAreaInPixelsF.Left;
barData.rc.right = (int)workAreaInPixelsF.Right;
if (barData.uEdge == (int)ABEdge.Top)
{
barData.rc.top = (int)workAreaInPixelsF.Top;
//Top might not always be zero so we need to accommodate for that.
//For example, if the Start Menu is docked TOP, if we don't do the math, we'll end up with a negative size error
barData.rc.bottom = barData.rc.top + (int)Math.Round(sizeInPixels.Y);
}
else {
barData.rc.bottom = (int)workAreaInPixelsF.Bottom;
barData.rc.top = barData.rc.bottom - (int)Math.Round(sizeInPixels.Y);
}
}
Interop.SHAppBarMessage((int)Interop.ABMsg.ABM_QUERYPOS, ref barData);
Interop.SHAppBarMessage((int)Interop.ABMsg.ABM_SETPOS, ref barData);
// transform back to wpf units, for wpf window resizing in DoResize.
var location = toWpfUnit.Transform(new Point(barData.rc.left, barData.rc.top));
var dimension = toWpfUnit.Transform(new Vector(
(barData.rc.right - barData.rc.left),
(barData.rc.bottom - barData.rc.top)));
// sometimes it calculates invalid new size, so ignore it if either X or Y is zero or negative.
if (dimension.X <= 0 || dimension.Y <= 0) return;
var rect = new Rect(location, new Size(dimension.X, dimension.Y));
info.DockedSize = rect;
//This is done async, because WPF will send a resize after a new appbar is added.
//if we size right away, WPFs resize comes last and overrides us.
appbarWindow.Dispatcher.BeginInvoke(DispatcherPriority.ApplicationIdle,
new ResizeDelegate(DoResize), appbarWindow, rect);
}
/// <summary>
/// 获得控件句柄
/// </summary>
public static IntPtr GetVisualHandle(Visual visual)
{
return(((HwndSource)PresentationSource.FromVisual(visual)).Handle);
}
/// <summary>
/// Direct reference to the window pointer
/// </summary>
/// <returns></returns>
protected HwndSource GetHWinSource()
{
return(PresentationSource.FromVisual(this) as HwndSource);
}
public static bool IsAttachedToPresentationSource(this Visual element)
{
return(PresentationSource.FromVisual(element) != null);
}
public MainWindow()
{
var connectedOk = true;
GazeManager.Instance.Activate(GazeManager.ApiVersion.VERSION_1_0, GazeManager.ClientMode.Push);
GazeManager.Instance.AddGazeListener(this);
if (!GazeManager.Instance.IsActivated)
{
Dispatcher.BeginInvoke(new Action(() => MessageBox.Show("EyeTribe Server has not been started")));
connectedOk = false;
}
/*else if (!GazeManager.Instance.IsCalibrated)
* {
* Dispatcher.BeginInvoke(new Action(() => MessageBox.Show("User is not calibrated")));
* connectedOk = false;
* }*/
if (!connectedOk)
{
Close();
return;
}
InitializeComponent();
// Check if multi-touch capability is available
IsTouchEnabled = TouchHandler.DigitizerCapabilities.IsMultiTouchReady;
if (IsTouchEnabled)
{
// Register for stylus (touch) events
StylusDown += MainWindowStylusDown;
StylusUp += MainWindowStylusUp;
}
// Register for mouse clicks
PreviewMouseDown += TapDown;
PreviewMouseUp += TapUp;
// Register for key events
KeyDown += WindowKeyDown;
KeyUp += WindowKeyUp;
// Get the current DIP scale
dpiScale = CalcDpiScale();
// Hide all from start
GridTop.Visibility = Visibility.Collapsed;
scrollTimer = new Timer {
Interval = 30, Enabled = true
};
scrollTimer.Tick += ScrollTimerTick;
Loaded += (sender, args) =>
{
if (Screen.PrimaryScreen.Bounds.Width > MAX_IMAGE_WIDTH)
{
WebImage.Width = MAX_IMAGE_WIDTH * dpiScale;
}
else
{
WebImage.Width = Screen.PrimaryScreen.Bounds.Width * dpiScale;
}
// Transformation matrix that accomodate for the DPI settings
var presentationSource = PresentationSource.FromVisual(this);
transfrm = presentationSource.CompositionTarget.TransformFromDevice;
// enable stylus (touch) events
if (IsTouchEnabled)
{
Factory.EnableStylusEvents(this);
}
ExecuteSelectedButton("newyorktimes");
};
}
/// <summary>
/// Connects the filters of a previously created graph
/// (created by CreateGraph()). Once rendered the graph
/// is ready to be used. This method may also destroy
/// streams if we have streams we no longer want.
/// </summary>
protected void RenderGraph()
{
var didSomething = false;
const int WS_CHILD = 0x40000000;
const int WS_CLIPCHILDREN = 0x02000000;
const int WS_CLIPSIBLINGS = 0x04000000;
// Stop the graph
MediaControl?.Stop();
// Create the graph if needed (group should already be created)
CreateGraph();
// Derender the graph if we have a capture or preview stream
// that we no longer want. We can't derender the capture and
// preview streams seperately.
// Notice the second case will leave a capture stream intact
// even if we no longer want it. This allows the user that is
// not using the preview to Stop() and Start() without
// rerendering the graph.
if (!WantPreviewRendered && IsPreviewRendered)
{
DerenderGraph();
}
// Render preview stream (only if necessary)
if (WantPreviewRendered && !IsPreviewRendered)
{
// Render preview (video -> renderer)
var cat = Uuid.PinCategory.Preview;
var med = Uuid.MediaType.Video;
var hr = CaptureGraphBuilder.RenderStream(ref cat, ref med, VideoDeviceFilter, _baseGrabFlt, null);
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
// Get the IVideoWindow interface
VideoWindow = (ControlStreaming.IVideoWindow)GraphBuilder;
// Set the video window to be a child of the main window
var source = PresentationSource.FromVisual(PreviewWindow) as HwndSource;
hr = VideoWindow.put_Owner(source.Handle);
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
// Set video window style
hr = VideoWindow.put_WindowStyle(WS_CHILD | WS_CLIPCHILDREN | WS_CLIPSIBLINGS);
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
// Position video window in client rect of owner window
PreviewWindow.SizeChanged += OnPreviewWindowResize;
OnPreviewWindowResize(this, null);
// Make the video window visible, now that it is properly positioned
hr = VideoWindow.put_Visible(CoreStreaming.DsHlp.OATRUE);
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
IsPreviewRendered = true;
didSomething = true;
var media = new CoreStreaming.AMMediaType();
hr = SampGrabber.GetConnectedMediaType(media);
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
if ((media.formatType != Uuid.FormatType.VideoInfo) || (media.formatPtr == IntPtr.Zero))
{
throw new NotSupportedException("Unknown Grabber Media Format");
}
_videoInfoHeader = (EditStreaming.VideoInfoHeader)Marshal.PtrToStructure(media.formatPtr, typeof(EditStreaming.VideoInfoHeader));
Marshal.FreeCoTaskMem(media.formatPtr); media.formatPtr = IntPtr.Zero;
}
if (didSomething)
{
ActualGraphState = GraphState.Rendered;
}
}
public static void Init_WndProc(System.Windows.Window window, HwndSourceHook hwndSourceHook)
{
HwndSource source = PresentationSource.FromVisual(window) as HwndSource;
source.AddHook(hwndSourceHook);
}
public static Rect TransformFromDevice(this Rect rect, Visual visual)
{
Matrix matrix = PresentationSource.FromVisual(visual).CompositionTarget.TransformFromDevice;
return(Rect.Transform(rect, matrix));
}
/// <summary>
/// Displays the child window and collects results for <see cref="IInteractionRequest"/>.
/// </summary>
/// <param name="parameter">The parameter to the action. If the action does not require a parameter, the parameter may be set to a null reference.</param>
protected override void Invoke(object parameter)
{
var args = parameter as InteractionRequestedEventArgs;
if (args == null)
{
return;
}
// If the WindowContent shouldn't be part of another visual tree.
if (this.WindowContent != null && this.WindowContent.Parent != null)
{
return;
}
Window wrapperWindow = this.GetWindow(args.Context);
// We invoke the callback when the interaction's window is closed.
var callback = args.Callback;
EventHandler handler = null;
handler =
(o, e) =>
{
wrapperWindow.Closed -= handler;
wrapperWindow.Content = null;
if (callback != null)
{
callback();
}
};
wrapperWindow.Closed += handler;
if (this.CenterOverAssociatedObject && this.AssociatedObject != null)
{
// If we should center the popup over the parent window we subscribe to the SizeChanged event
// so we can change its position after the dimensions are set.
SizeChangedEventHandler sizeHandler = null;
sizeHandler =
(o, e) =>
{
wrapperWindow.SizeChanged -= sizeHandler;
FrameworkElement view = this.AssociatedObject;
// Position is the top left position of the view from which the request was initiated.
// On multiple monitors, if the X or Y coordinate is negative it represent that the monitor from which
// the request was initiated is either on the left or above the PrimaryScreen
Point position = view.PointToScreen(new Point(0, 0));
PresentationSource source = PresentationSource.FromVisual(view);
position = source.CompositionTarget.TransformFromDevice.Transform(position);
// Find the middle of the calling view.
// Take the width and height of the view divided by 2 and add to the X and Y coordinates.
var middleOfView = new Point(position.X + (view.ActualWidth / 2),
position.Y + (view.ActualHeight / 2));
// Set the coordinates for the top left part of the wrapperWindow.
// Take the width of the wrapperWindow, divide it by 2 and substract it from
// the X coordinate of middleOfView. Do the same thing for the Y coordinate.
// If the wrapper window is wider or taller than the view, it will be behind the view.
wrapperWindow.Left = middleOfView.X - (wrapperWindow.ActualWidth / 2);
wrapperWindow.Top = middleOfView.Y - (wrapperWindow.ActualHeight / 2);
};
wrapperWindow.SizeChanged += sizeHandler;
}
if (this.IsModal)
{
wrapperWindow.ShowDialog();
}
else
{
wrapperWindow.Show();
}
}
public static Point TransformFromDevice(this Point point, Visual visual)
{
Matrix matrix = PresentationSource.FromVisual(visual).CompositionTarget.TransformFromDevice;
return(new Point(point.X * matrix.M11, point.Y * matrix.M22));
}
private void FillDpiCombobox()
{
double systemDpiScale;
_isInternalChange = true;
// We can get the system DPI scale from
// PresentationSource.FromVisual(this).CompositionTarget.TransformToDevice.M11 and M22
var presentationSource = PresentationSource.FromVisual(this);
if (presentationSource != null && presentationSource.CompositionTarget != null)
{
// Theoretically we can have different x any y DPI scale so we make an average
systemDpiScale = (presentationSource.CompositionTarget.TransformToDevice.M11 + presentationSource.CompositionTarget.TransformToDevice.M22) / 2;
}
else
{
systemDpiScale = 1.0; // This should not happen
}
// First entry is "System default"
var systemDefaultComboBoxItem = new ComboBoxItem()
{
Content = string.Format(System.Globalization.CultureInfo.InvariantCulture,
"System default - {0:0} DPI (scale: {1:0.0#})",
96.0 * systemDpiScale, systemDpiScale),
Tag = double.NaN // Tag = DpiScale (NaN = system default)
};
if (double.IsNaN(SelectedDpiScale))
{
systemDefaultComboBoxItem.IsSelected = true;
}
DpiComboBox.Items.Add(systemDefaultComboBoxItem);
foreach (var possibleDpiValue in _possibleDpiValues)
{
double scale = possibleDpiValue / 96.0;
var comboBoxItem = new ComboBoxItem()
{
Content = string.Format(System.Globalization.CultureInfo.InvariantCulture,
"{0:0} DPI (scale: {1:0.0#})",
possibleDpiValue, scale),
Tag = scale // Tag = DpiScale
};
// ReSharper disable once CompareOfFloatsByEqualityOperator
if (SelectedDpiScale == scale)
{
comboBoxItem.IsSelected = true;
}
DpiComboBox.Items.Add(comboBoxItem);
}
_isInternalChange = false;
}
protected override void OnAttached()
{
if (PresentationSource.FromVisual(AssociatedObject) != null)
{
AddHwndHook();
}
else
{
AssociatedObject.SourceInitialized += AssociatedObject_SourceInitialized;
}
if (AllowsTransparency && EnableDWMDropShadow)
{
throw new InvalidOperationException("EnableDWMDropShadow cannot be set to True when AllowsTransparency is True.");
}
AssociatedObject.WindowStyle = WindowStyle.None;
if (!AssociatedObject.IsLoaded)
{
try
{
AssociatedObject.AllowsTransparency = AllowsTransparency;
}
catch (Exception)
{
//For some reason, we can't determine if the window has loaded or not. So we will swallow the exception.
}
}
AssociatedObject.StateChanged += AssociatedObjectStateChanged;
AssociatedObject.SetValue(WindowChrome.GlassFrameThicknessProperty, new Thickness(-1));
var window = AssociatedObject as MetroWindow;
if (window != null)
{
AssociatedObject.Activated += (s, e) => HandleMaximize();
//MetroWindow already has a border we can use
AssociatedObject.Loaded += (s, e) =>
{
var ancestors = window.GetPart <Border>("PART_Border");
Border = ancestors;
if (ShouldHaveBorder())
{
AddBorder();
}
var titleBar = window.GetPart <Grid>("PART_TitleBar");
if (titleBar != null)
{
titleBar.SetValue(WindowChrome.IsHitTestVisibleInChromeProperty, true);
}
var windowCommands = window.GetPart <ContentPresenter>("PART_WindowCommands");
if (windowCommands != null)
{
windowCommands.SetValue(WindowChrome.IsHitTestVisibleInChromeProperty, true);
}
var windowButtonCommands = window.GetPart <ContentControl>("PART_WindowButtonCommands");
if (windowButtonCommands != null)
{
windowButtonCommands.SetValue(WindowChrome.IsHitTestVisibleInChromeProperty, true);
}
};
switch (AssociatedObject.ResizeMode)
{
case ResizeMode.NoResize:
window.ShowMaxRestoreButton = false;
window.ShowMinButton = false;
ResizeWithGrip = false;
break;
case ResizeMode.CanMinimize:
window.ShowMaxRestoreButton = false;
ResizeWithGrip = false;
break;
case ResizeMode.CanResize:
ResizeWithGrip = false;
break;
case ResizeMode.CanResizeWithGrip:
ResizeWithGrip = true;
break;
}
}
else
{
//Other windows may not, easiest to just inject one!
var content = (UIElement)AssociatedObject.Content;
AssociatedObject.Content = null;
Border = new Border
{
Child = content,
BorderBrush = new SolidColorBrush(Colors.Black)
};
AssociatedObject.Content = Border;
}
if (ResizeWithGrip)
{
AssociatedObject.ResizeMode = ResizeMode.CanResizeWithGrip;
}
if (AutoSizeToContent)
{
AssociatedObject.Loaded += (s, e) =>
{
//Temp fix, thanks @lynnx
AssociatedObject.SizeToContent = SizeToContent.Height;
AssociatedObject.SizeToContent = AutoSizeToContent ?
SizeToContent.WidthAndHeight : SizeToContent.Manual;
}
}
;
base.OnAttached();
}
private async void RegionClickCanvas_MouseUp(object sender, MouseButtonEventArgs e)
{
isSelecting = false;
Matrix m = PresentationSource.FromVisual(this).CompositionTarget.TransformToDevice;
var mPt = GetMousePos();
System.Windows.Point movingPoint = e.GetPosition(this);
movingPoint.X *= m.M11;
movingPoint.Y *= m.M22;
movingPoint.X = Math.Round(movingPoint.X);
movingPoint.Y = Math.Round(movingPoint.Y);
if (mPt == movingPoint)
{
Debug.WriteLine("Probably on Screen 1");
}
double correctedLeft = this.Left;
double correctedTop = this.Top;
if (correctedLeft < 0)
{
correctedLeft = 0;
}
if (correctedTop < 0)
{
correctedTop = 0;
}
double xDimScaled = (Canvas.GetLeft(selectBorder) * m.M11);
double yDimScaled = (Canvas.GetTop(selectBorder) * m.M22);
Rectangle regionScaled = new Rectangle(
(int)xDimScaled,
(int)yDimScaled,
(int)(selectBorder.Width * m.M11),
(int)(selectBorder.Height * m.M22));
string grabbedText = "";
// remove selectBorder before capture - force screen Re-render to actually remove it
try { RegionClickCanvas.Children.Remove(selectBorder); } catch { }
RegionClickCanvas.Background.Opacity = 0;
RegionClickCanvas.UpdateLayout();
RegionClickCanvas.Dispatcher.Invoke(() => { }, DispatcherPriority.Render);
if (regionScaled.Width < 3 || regionScaled.Height < 3)
{
grabbedText = await GetClickedWord(new System.Windows.Point(xDimScaled, yDimScaled));
}
else
{
grabbedText = await GetRegionsText(regionScaled);
}
if (string.IsNullOrWhiteSpace(grabbedText) == false)
{
Clipboard.SetText(grabbedText);
if (Settings.Default.ShowToast)
{
ShowToast(grabbedText);
}
App.Current.Shutdown();
}
else
{
RegionClickCanvas.Background.Opacity = .2;
}
}
void Timer_Elapsed(object sender, ElapsedEventArgs e)
{
if (Dispatcher.Thread != Thread.CurrentThread)
{
Dispatcher.BeginInvoke(new EventHandler <ElapsedEventArgs>(Timer_Elapsed), new object[] { sender, e });
return;
}
try
{
Point curMousePos = m_lastItemOver != null?Win32Calls.GetPosition(m_lastItemOver) : new Point(-1, -1);
if (m_lastItemOver != null && new Rect(0, 0, m_lastItemOver.ActualWidth, m_lastItemOver.ActualHeight).Contains(curMousePos))
{
TimeSpan ts = DateTime.Now - m_timerTime;
if (ts.TotalMilliseconds > 500 || Mouse.LeftButton == MouseButtonState.Pressed)
{
ShowPopup();
m_lastItemOver.IsChecked = true;
m_lastItemOver = null;
m_timerTime = DateTime.Now;
}
m_timer.Start();
}
else
{
var app = Application.Current;
if (app == null)
{
return;
}
var window = app.MainWindow;
if (window == null || !window.IsActive)
{
return;
}
if (PART_Popup.IsOpen && !PART_Popup.Resizing)
{
Win32Calls.Win32Point pt32 = new Win32Calls.Win32Point();
Win32Calls.GetCursorPos(ref pt32);
Point mousePos = new Point(pt32.X, pt32.Y);
Point pos = PointToScreen(new Point(0, 0));
Matrix m = PresentationSource.FromVisual(Window.GetWindow(this)).CompositionTarget.TransformToDevice;
if (m != Matrix.Identity)
{
m.Invert();
mousePos = m.Transform(mousePos);
pos = m.Transform(pos);
}
switch (TabsPlacement)
{
case System.Windows.Controls.Dock.Top:
pos.Y += ActualHeight;
break;
case System.Windows.Controls.Dock.Bottom:
pos.Y -= PART_Popup.Height;
break;
case System.Windows.Controls.Dock.Left:
pos.X += ActualWidth;
break;
case System.Windows.Controls.Dock.Right:
pos.X -= PART_Popup.Width;
break;
}
bool b2 = new Rect(pos.X, pos.Y, PART_Popup.Width, PART_Popup.Height).Contains(mousePos);
Point posThis = Win32Calls.GetPosition(this);
bool b3 = new Rect(0, 0, ActualWidth, ActualHeight).Contains(posThis);
if (!b2 && !b3)
{
TimeSpan ts = DateTime.Now - m_timerTime;
if (ts.TotalMilliseconds > 1000)
{
// if mouse is outside for more than some time, then collapse this popup
ClosePopup();
}
else
{
m_timer.Start();
}
}
else
{
m_timerTime = DateTime.Now;
m_timer.Start();
}
}
}
}
catch (InvalidOperationException)
{
// Can be thrown when closing the application and popup is still open...
}
}
/// <summary>
/// Credit the code below to https://engy.us/blog/2020/01/01/implementing-a-custom-window-title-bar-in-wpf/
/// </summary>
/// <param name="hwnd"></param>
/// <param name="msg"></param>
/// <param name="wParam"></param>
/// <param name="lParam"></param>
/// <param name="handled"></param>
/// <returns></returns>
protected override void OnSourceInitialized(EventArgs e)
{
base.OnSourceInitialized(e);
((HwndSource)PresentationSource.FromVisual(this)).AddHook(HookProc);
}
