100 lines
2.8 KiB
C#
100 lines
2.8 KiB
C#
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Input;
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namespace PCL;
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public class MyComboBoxItem : ComboBoxItem
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{
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// 指向动画
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private const int animationTimeIn = 100;
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private const int animationTimeOut = 300;
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private string backColorName;
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private double fontOpacity;
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// 基础
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public int Uuid = ModBase.GetUuid();
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public MyComboBoxItem()
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{
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Style = (Style)FindResource("MyComboBoxItem");
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Unselected += (_, _) => RefreshColor();
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MouseMove += (_, _) => RefreshColor();
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MouseLeave += (_, _) => RefreshColor();
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Selected += (_, _) => RefreshColor();
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IsEnabledChanged += (_, _) => RefreshColor();
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MouseLeftButtonUp += MyComboBoxItem_MouseLeftButtonUp;
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}
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private void RefreshColor()
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{
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// 判断当前颜色
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string newBackColorName;
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double newFontOpacity;
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int time;
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if (IsSelected)
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{
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newBackColorName = "ColorBrush6";
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newFontOpacity = 1d;
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time = animationTimeIn;
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}
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else if (IsMouseOver)
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{
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newBackColorName = "ColorBrush8";
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newFontOpacity = 1d;
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time = animationTimeIn;
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}
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else if (IsEnabled)
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{
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newBackColorName = "ColorBrushTransparent";
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newFontOpacity = 1d;
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time = animationTimeOut;
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}
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else
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{
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newBackColorName = "ColorBrushTransparent";
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newFontOpacity = 0.4d;
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time = animationTimeOut;
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}
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if ((backColorName ?? "") == (newBackColorName ?? "") && fontOpacity == newFontOpacity)
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return;
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backColorName = newBackColorName;
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fontOpacity = newFontOpacity;
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// 触发颜色动画
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if (IsLoaded && ModAnimation.AniControlEnabled == 0) // 防止默认属性变更触发动画
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{
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// 有动画
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ModAnimation.AniStart(
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new[]
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{
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ModAnimation.AaColor(this, BackgroundProperty, backColorName, time),
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ModAnimation.AaOpacity(this, fontOpacity - Opacity, time)
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}, "ComboBoxItem Color " + Uuid);
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}
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else
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{
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// 无动画
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ModAnimation.AniStop("ComboBoxItem Color " + Uuid);
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SetResourceReference(BackgroundProperty, backColorName);
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Opacity = fontOpacity;
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}
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}
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public override string ToString()
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{
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return Content?.ToString() ?? "";
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}
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public static implicit operator string(MyComboBoxItem value)
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{
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return value.Content?.ToString() ?? "";
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}
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private void MyComboBoxItem_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)
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{
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ModBase.Log("[Control] 选择下拉列表项：" + ToString());
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}
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}
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