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Use VisualStates to manage the placement of the flyout

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This commit is contained in:
Daniel Clark
2021-02-06 21:53:43 +00:00
parent 6558c262c4
commit 3232f1ac77
7 changed files with 103 additions and 92 deletions
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NotificationFlyout.Wpf.UI.Controls/NotificationFlyout/NotificationFlyoutXamlHost.cs
+10 -23
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@@ -88,10 +88,6 @@ namespace NotificationFlyout.Wpf.UI.Controls
private void OnTaskbarChanged(object sender, EventArgs args)
{
var taskbarState = _taskbarHelper.GetCurrentState();
Left = taskbarState.Screen.WorkingArea.Left;
Top = taskbarState.Screen.WorkingArea.Top;
UpdateWindow();
}
@@ -102,9 +98,9 @@ namespace NotificationFlyout.Wpf.UI.Controls
WindowStyle = WindowStyle.None;
ResizeMode = ResizeMode.NoResize;
AllowsTransparency = true;
Background = new SolidColorBrush(Colors.Transparent);
Height = 5;
Width = 5;
Background = new SolidColorBrush(Colors.Red);
Height = 0;
Width = 0;
}
private void PrepareNotificationIcon()
@@ -139,19 +135,14 @@ namespace NotificationFlyout.Wpf.UI.Controls
var taskbarState = _taskbarHelper.GetCurrentState();
var screen = Screen.FromHandle(this.GetHandle());
MaxHeight = screen.Bounds.Height / 2;
Left = taskbarState.Screen.WorkingArea.Left;
Top = taskbarState.Screen.WorkingArea.Top;
var windowWidth = DesiredSize.Width * this.DpiX();
var windowHeight = DesiredSize.Height * this.DpiY();
double top;
double left;
double height;
double width;
double verticalOffset = 0;
double horizontalOffset = 0;
var windowWidth = 0 * this.DpiX();
var windowHeight = 0 * this.DpiY();
double top, left, height, width;
var taskbarRect = taskbarState.Rect;
switch (taskbarState.Position)
{
@@ -160,35 +151,31 @@ namespace NotificationFlyout.Wpf.UI.Controls
left = taskbarRect.Right;
height = windowHeight;
width = windowWidth;
horizontalOffset = -MaximumOffset;
break;
case TaskbarPosition.Top:
top = taskbarRect.Bottom;
left = FlowDirection == FlowDirection.RightToLeft ? taskbarRect.Left : taskbarRect.Right - windowWidth;
height = windowHeight;
width = windowWidth;
verticalOffset = -MaximumOffset;
break;
case TaskbarPosition.Right:
top = taskbarRect.Bottom - windowHeight;
left = taskbarRect.Left - windowWidth;
height = windowHeight;
width = windowWidth;
horizontalOffset = MaximumOffset;
break;
case TaskbarPosition.Bottom:
top = taskbarRect.Top - windowHeight;
left = FlowDirection == FlowDirection.RightToLeft ? taskbarRect.Left : taskbarRect.Right - windowWidth;
height = windowHeight;
width = windowWidth;
verticalOffset = MaximumOffset;
break;
default:
throw new ArgumentOutOfRangeException();
}
this.SetWindowPosition(top, left, height, width);
flyoutHost.SetOffset(verticalOffset, horizontalOffset);
flyoutHost.SetFlyoutPlacement(taskbarState.Position.ToString());
}
}
}