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- Explicitly cleanup the WM_INPUT of RawInput. While there's no leaks happened, still better safe than sorry. - Disable DoubleBuffering drawing technique of WinForm controls as we handover all the drawing logic to IE or webview rendering engine. - Put some more explanations about unsafe settings.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,63 @@ | ||
| using System.Runtime.CompilerServices; | ||
| using System.Windows; | ||
| using System.Windows.Controls; | ||
|
|
||
| namespace Leayal.PSO2Launcher.Core.UIElements | ||
| { | ||
| static class ConvenientMembers | ||
| { | ||
| /// <summary>Identifies extension property "PaddingLeft".</summary> | ||
| /// <remarks>This property allows caller to change only "Left" padding, the rest remains unchanged.</remarks> | ||
| public static readonly DependencyProperty PaddingLeftProperty = DependencyProperty.RegisterAttached("PaddingLeft", typeof(double), typeof(Control), new PropertyMetadata(default(double), (obj, e) => | ||
| { | ||
| if (obj is Control control) | ||
| { | ||
| var newPaddingLeft = Unsafe.Unbox<double>(e.NewValue); | ||
| var thickness = control.Padding; | ||
| if (thickness.Left != newPaddingLeft) | ||
| { | ||
| thickness.Left = newPaddingLeft; | ||
| control.Padding = thickness; | ||
| } | ||
| } | ||
| }, (obj, coerceValue) => | ||
| { | ||
| if (obj is Control control) | ||
| { | ||
| // var myOwnValue = Unsafe.Unbox<double>(coerceValue); | ||
| return control.Padding.Left; | ||
| } | ||
| return coerceValue; | ||
| })); | ||
|
|
||
| /// <summary>Sets the left padding of a control while leaving other padding values unchanged.</summary> | ||
| /// <param name="control">The control to set the left padding value.</param> | ||
| /// <param name="value">The thickness value.</param> | ||
| public static void SetPaddingLeft(Control control, double value) => control.SetValue(PaddingLeftProperty, value); | ||
|
|
||
| /// <summary>Gets the left padding of a control.</summary> | ||
| /// <param name="control">The control to get the padding value.</param> | ||
| /// <returns>The thickness of left padding.</returns> | ||
| public static double GetPaddingLeft(Control control) => Unsafe.Unbox<double>(control.GetValue(PaddingLeftProperty)); | ||
|
|
||
| /// <summary>When this method is added to a <seealso cref="System.Windows.Controls.Primitives.Selector.SelectionChanged"/>, prevent the control from selecting no items.</summary> | ||
| /// <remarks> | ||
| /// <para>You can also just pass-through the event handler to this handler.</para> | ||
| /// <para>Currently supports only <seealso cref="TabControl"/>.</para> | ||
| /// </remarks> | ||
| /// <param name="sender">The element which raised this event. May be <see langword="null"/>.</param> | ||
| /// <param name="e">The event parameters which associated with the event.</param> | ||
| [MethodImpl(MethodImplOptions.AggressiveInlining)] | ||
| public static void TabControl_SelectionChanged_PreventSelectingNothing(object? sender, SelectionChangedEventArgs e) | ||
| { | ||
| if (e.AddedItems == null || e.AddedItems.Count == 0) | ||
| { | ||
| if (e.RemovedItems[0] is TabItem tab) | ||
| { | ||
| e.Handled = true; | ||
| tab.IsSelected = true; | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } |
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