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fix(ui): 修复 MyListItem 选中时动画条的高度问题 #2874

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Merged
LinQingYuu merged 2 commits into from
May 23, 2026
+41 −19
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fix(ui): 修复 MyListItem 选中时动画条的高度问题 #2874

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fix(ui): 修复 MyListItem 选中时神秘的动画条高度问题
MinecraftYJQ May 22, 2026
f311490
style: 调整部分代码
MinecraftYJQ May 23, 2026
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60 changes: 41 additions & 19 deletions Plain Craft Launcher 2/Controls/MyListItem.xaml.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -832,24 +832,34 @@ public void SetChecked(bool value, bool user, bool anime)
}
}

// 更改动画
var customHeight = 20d; // 修改左侧神秘动画条的高度

if (IsLoaded && ModAnimation.AniControlEnabled == 0 && anime) // 防止默认属性变更触发动画
{
var Anim = new List<ModAnimation.AniData>();
if (Checked)
{
// 由无变有
if (!(RectCheck == null))
if (RectCheck is not null)
{
var Delta = 20;
Anim.Add(ModAnimation.AaHeight(RectCheck, Delta * 0.4d, 200,
Ease: new ModAnimation.AniEaseOutFluent(ModAnimation.AniEasePower.Weak)));
Anim.Add(ModAnimation.AaHeight(RectCheck, Delta * 0.6d, 300,
Ease: new ModAnimation.AniEaseOutBack(ModAnimation.AniEasePower.Weak)));
Anim.Add(ModAnimation.AaOpacity(RectCheck, 1d - RectCheck.Opacity, 30));
// 统一静态属性：固定高度、居中对齐、无额外边距
RectCheck.Height = customHeight;
RectCheck.VerticalAlignment = VerticalAlignment.Center;
RectCheck.Margin = new Thickness(-1, 0d, 0d, 0d);
RectCheck.Opacity = 1d;

// 初始化缩放中心为正中心
var scale = new ScaleTransform(1d, 0d);
RectCheck.RenderTransformOrigin = new Point(0.5d, 0.5d);
RectCheck.RenderTransform = scale;

// 动画：让 ScaleY 从 0 弹性放大到 1
Anim.Add(ModAnimation.AaDouble(
i => scale.ScaleY = Math.Max(0d, scale.ScaleY + (double)i),
1d - scale.ScaleY,
300,
Ease: new ModAnimation.AniEaseOutBack(ModAnimation.AniEasePower.Weak)
));
}

Anim.Add(ModAnimation.AaColor(this, ForegroundProperty,
Expand All @@ -858,13 +868,24 @@ public void SetChecked(bool value, bool user, bool anime)
else
{
// 由有变无
if (!(RectCheck == null))
if (RectCheck is not null)
{
// Anim.Add(AaWidth(RectCheck, -RectCheck.Width, 120,, New AniEaseInFluent))
Anim.Add(ModAnimation.AaHeight(RectCheck, -RectCheck.ActualHeight, 120,
Ease: new ModAnimation.AniEaseInFluent(ModAnimation.AniEasePower.Weak)));
if (!(RectCheck.RenderTransform is ScaleTransform))
{
RectCheck.RenderTransformOrigin = new Point(0.5d, 0.5d);
RectCheck.RenderTransform = new ScaleTransform(1d, 1d);
}

var scale = (ScaleTransform)RectCheck.RenderTransform;

// 动画：让 ScaleY 从当前值缩减到 0
Anim.Add(ModAnimation.AaDouble(
i => scale.ScaleY = Math.Max(0d, scale.ScaleY + (double)i),
-scale.ScaleY,
120,
Ease: new ModAnimation.AniEaseInFluent(ModAnimation.AniEasePower.Weak)
));
Anim.Add(ModAnimation.AaOpacity(RectCheck, -RectCheck.Opacity, 70, 40));
RectCheck.VerticalAlignment = VerticalAlignment.Center;
}

Anim.Add(ModAnimation.AaColor(this, ForegroundProperty, "ColorBrush1", 120));
Expand All @@ -878,31 +899,32 @@ public void SetChecked(bool value, bool user, bool anime)
ModAnimation.AniStop("MyListItem Checked " + Uuid);
if (Checked)
{
if (!(RectCheck == null))
if (RectCheck != null)
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{
RectCheck.Height = double.NaN;
RectCheck.Margin = new Thickness(-1, 6d, 0d, 6d);
RectCheck.Height = customHeight; // 应用自定义固定高度
RectCheck.Margin = new Thickness(-1, 0d, 0d, 0d);
RectCheck.Opacity = 1d;
RectCheck.VerticalAlignment = VerticalAlignment.Stretch;
RectCheck.VerticalAlignment = VerticalAlignment.Center; // 居中
RectCheck.RenderTransform = null; // 清除缩放
}

SetResourceReference(ForegroundProperty, Height < 40d ? "ColorBrush3" : "ColorBrush2");
}
else
{
if (!(RectCheck == null))
if (RectCheck != null)
{
RectCheck.Height = 0d;
RectCheck.Margin = new Thickness(-1, 0d, 0d, 0d);
RectCheck.Opacity = 0d;
RectCheck.VerticalAlignment = VerticalAlignment.Center;
RectCheck.RenderTransform = null;
}

SetResourceReference(ForegroundProperty, "ColorBrush1");
}
}
}

catch (Exception ex)
{
ModBase.Log(ex, "设置 Checked 失败");
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