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Code Issues Projects Releases Packages Wiki Activity Actions 2

optimize<Adorner>: move adorner management to Controls.Window

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This commit is contained in:
leo 2021-08-06 17:19:04 +08:00
parent 84a0e9f463
commit 580ff565d8
4 changed files with 60 additions and 49 deletions
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50
src/Views/Controls/Window.cs
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@ -1,4 +1,7 @@
using System;
using System.Windows;
using System.Windows.Documents;
using System.Collections.Generic;
namespace SourceGit.Views.Controls {
/// <summary>
@ -17,20 +20,47 @@ namespace SourceGit.Views.Controls {
set { SetValue(IsMaximizedProperty, value); }
}
private AdornerLayer adornerLayer = null;
private List<Adorner> adorners = new List<Adorner>();
public Window() {
Style = FindResource("Style.Window") as Style;
Loaded += (_, __) => adornerLayer = AdornerLayer.GetAdornerLayer(Content as FrameworkElement);
}
StateChanged += (_, __) => {
var content = Content as FrameworkElement;
public static void AddAdorner(FrameworkElement elem, Adorner adorner) {
var wnd = GetWindow(elem) as Window;
if (wnd != null && wnd.adornerLayer != null) {
wnd.adorners.Add(adorner);
wnd.adornerLayer.Add(adorner);
}
}
if (WindowState == WindowState.Maximized) {
if (!IsMaximized) IsMaximized = true;
content.Margin = new Thickness((SystemParameters.MaximizedPrimaryScreenWidth - SystemParameters.WorkArea.Width) / 2);
} else {
if (IsMaximized) IsMaximized = false;
content.Margin = new Thickness(0);
}
};
public static void RemoveAdorner(Adorner adorner) {
var wnd = GetWindow(adorner) as Window;
if (wnd != null && wnd.adornerLayer != null) {
wnd.adorners.Remove(adorner);
wnd.adornerLayer.Remove(adorner);
}
}
protected override void OnPreviewGiveFeedback(GiveFeedbackEventArgs e) {
base.OnPreviewGiveFeedback(e);
if (adornerLayer != null && adorners.Count > 0) adornerLayer.Update();
}
protected override void OnStateChanged(EventArgs e) {
base.OnStateChanged(e);
if (WindowState == WindowState.Maximized) {
if (!IsMaximized) IsMaximized = true;
BorderThickness = new Thickness(0);
Padding = new Thickness((SystemParameters.MaximizedPrimaryScreenWidth - SystemParameters.WorkArea.Width) / 2);
} else {
if (IsMaximized) IsMaximized = false;
BorderThickness = new Thickness(1);
Padding = new Thickness(0);
}
}
private static void OnIsMaximizedChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) {