privatevoidOnMouseExampleMouseEnter(objectsender, MouseEventArgs e){// Cast the source of the event to a Button.Button source = e.SourceasButton;// If source is a Button.if(source !=null) { source.Background = Brushes.SlateGray; } } C#複製 privatevoidOnMosueExampleMouseLeave(objectsender, ...
AI代码解释 privatevoidImgScreen_MouseMove(object sender,MouseEventArgs e){if(!_isMouseDown)return;gridCover.Visibility=Visibility.Visible;//计算鼠标选中区域Point currentPoint=e.GetPosition(imgScreen);Point borderPoint=e.GetPosition(borderSelect);double xDelta=xDelta_BoderToImgScreen;double yDelta=yDelta...
moveStart=e.GetPosition(Part_ImageContainer); }//鼠标移动:有可能是移动图片,也有可能是旋转图片privatevoidImgMouseMove(objectsender, MouseEventArgs e) {varmouseEnd = e.GetPosition(Part_ImageContainer);//鼠标移动时,获取鼠标相对Part_ImageContainer的点if(mouseDown) {if(e.LeftButton == MouseButtonState....
}//鼠标移动privatevoidElement_MouseMove(objectsender, MouseEventArgs e) {if(!mouseDown)return; Point mouseEnd=e.GetPosition(img);if(e.LeftButton ==MouseButtonState.Pressed) {vardelta = mouseEnd -moveStart; DoMove(delta.X, delta.Y);//moveStart = mouseEnd;}elseif(e.RightButton ==MouseButton...
(object sender, MouseEventArgs e) { var mouseEnd = e.GetPosition(Part_ImageContainer); // 鼠标移动时,获取鼠标相对Part_ImageContainer的点 if(mouseDown) { if (e.LeftButton == MouseButtonState.Pressed) // 按下鼠标左键,移动图片 { DoMove(mouseEnd); } } } /// /// 移动图片 /// /...
private void outsidewrapper_PreviewMouseMove(object sender, MouseEventArgs e) { if (e.MiddleButton == MouseButtonState.Pressed && e.LeftButton == MouseButtonState.Released && e.RightButton == MouseButtonState.Released) { if (isTranslateStart) ...
通过事件的MouseEventargs的ChangeButton 属性可以得知是哪个鼠标按钮被按下。 MouseWheel和PreviewWheel事件,主要是处理鼠标滚轮事件,MousewheelEventargs有一个属性Delta属性,它记录鼠标滚轮的刻度,现在的鼠标每滚一下刻度是120,转向用户的时候就是-120.可以利用systemprarameters。IsMouseWheelPresent得知鼠标是否有滚轮。
private void Canvas_MouseMove(object sender, MouseEventArgs e) { if (e.LeftButton == MouseButtonState.Pressed) { Point position = Mouse.GetPosition(sender as FrameworkElement); Canvas.SetLeft(rectangle1, position.X - rectangle1.Width / 2); ...
WPF鼠标事件详解
private void ButtonGotMouseCapture(object sender, MouseEventArgs e) { var source = e.Source as Button; if (source != null) { // Update the Label that displays the sample results. lblHasMouseCapture.Content = source.Name; } // Another way to get the element with Mouse Capture ...