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Make use of scroll bars in ScrollViewer

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This commit is contained in:
Paddy Xu
2017-07-03 23:50:37 +03:00
parent 847611648c
commit 97e8552e68
2 changed files with 14 additions and 6 deletions
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12
QuickLook.Plugin/QuickLook.Plugin.ImageViewer/ImagePanel.xaml.cs
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@@ -45,8 +45,8 @@ namespace QuickLook.Plugin.ImageViewer
viewPanel.PreviewMouseWheel += ViewPanel_PreviewMouseWheel;
viewPanel.PreviewMouseLeftButtonDown += ViewPanel_PreviewMouseLeftButtonDown;
viewPanel.PreviewMouseMove += ViewPanel_PreviewMouseMove;
viewPanel.MouseLeftButtonDown += ViewPanel_MouseLeftButtonDown;
viewPanel.MouseMove += ViewPanel_MouseMove;
}
private void LoadImage(string path)
@@ -68,21 +68,25 @@ namespace QuickLook.Plugin.ImageViewer
}
}
private void ViewPanel_PreviewMouseLeftButtonDown(object sender, MouseButtonEventArgs e)
private void ViewPanel_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
e.MouseDevice.Capture(viewPanel);
_dragInitPos = e.GetPosition(viewPanel);
var temp = _dragInitPos.Value; // Point is a type value
temp.Offset(viewPanel.HorizontalOffset, viewPanel.VerticalOffset);
_dragInitPos = temp;
}
private void ViewPanel_PreviewMouseMove(object sender, MouseEventArgs e)
private void ViewPanel_MouseMove(object sender, MouseEventArgs e)
{
if (!_dragInitPos.HasValue)
return;
if (e.LeftButton == MouseButtonState.Released)
{
e.MouseDevice.Capture(null);
_dragInitPos = null;
return;
}