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优化ui绑定

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辉鸭蛋
2025-09-06 16:29:25 +08:00
parent 2b5f35d67a
commit ec63a803b5
2 changed files with 37 additions and 24 deletions
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4
BetterGenshinImpact/View/Pages/GearTaskListPage.xaml
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@@ -236,8 +236,8 @@
</ui:Grid>
<ui:TreeListView BorderThickness="0"
ItemsSource="{Binding CurrentTaskTree}"
SelectedItem="{Binding SelectedTaskNode}"
ItemsSource="{Binding CurrentTaskTreeRoot.Children}"
SelectedItem="{Binding SelectedTaskNode, Mode=TwoWay}"
dd:DragDrop.IsDragSource="True"
dd:DragDrop.IsDropTarget="True"
dd:DragDrop.UseDefaultDragAdorner="True"

57
BetterGenshinImpact/ViewModel/Pages/GearTaskListPageViewModel.cs
View File

@@ -38,10 +38,10 @@ public partial class GearTaskListPageViewModel : ViewModel
private GearTaskDefinitionViewModel? _selectedTaskDefinition;
/// <summary>
/// 当前任务树（右侧）
/// 当前任务树根节点（右侧）
/// </summary>
[ObservableProperty]
private ObservableCollection<GearTaskViewModel> _currentTaskTree = new();
private GearTaskViewModel _currentTaskTreeRoot = new();
/// <summary>
/// 当前选中的任务节点
@@ -74,8 +74,8 @@ public partial class GearTaskListPageViewModel : ViewModel
// 监听集合变化，实现自动保存
TaskDefinitions.CollectionChanged += OnTaskDefinitionsChanged;
// 监听当前任务树的集合变化，用于拖拽后自动保存
CurrentTaskTree.CollectionChanged += OnCurrentTaskTreeChanged;
// 监听当前任务树根节点的子集合变化，用于拖拽后自动保存
CurrentTaskTreeRoot.Children.CollectionChanged += OnCurrentTaskTreeChanged;
}
/// <summary>
@@ -182,11 +182,21 @@ public partial class GearTaskListPageViewModel : ViewModel
value.IsSelected = true;
}
CurrentTaskTree.Clear();
// 先解除之前的事件绑定
CurrentTaskTreeRoot.Children.CollectionChanged -= OnCurrentTaskTreeChanged;
// 设置当前任务树根节点
if (value?.RootTask != null)
{
CurrentTaskTree.Add(value.RootTask);
CurrentTaskTreeRoot = value.RootTask;
}
else
{
CurrentTaskTreeRoot = new GearTaskViewModel();
}
// 重新绑定事件
CurrentTaskTreeRoot.Children.CollectionChanged += OnCurrentTaskTreeChanged;
}
/// <summary>
@@ -280,14 +290,13 @@ public partial class GearTaskListPageViewModel : ViewModel
Description = "新创建的任务"
};
if (SelectedTaskNode != null)
{
SelectedTaskNode.AddChild(newTask);
}
else
{
SelectedTaskDefinition.RootTask.AddChild(newTask);
}
// 如果有选中的节点，则在选中节点下新增
// 如果未选择节点，则在根节点下直接新增
var targetParent = SelectedTaskNode ?? SelectedTaskDefinition.RootTask;
targetParent.AddChild(newTask);
// 展开父节点
targetParent.IsExpanded = true;
SelectedTaskDefinition.ModifiedTime = DateTime.Now;
@@ -308,14 +317,13 @@ public partial class GearTaskListPageViewModel : ViewModel
Description = "新创建的任务组"
};
if (SelectedTaskNode != null)
{
SelectedTaskNode.AddChild(newGroup);
}
else
{
SelectedTaskDefinition.RootTask.AddChild(newGroup);
}
// 如果有选中的节点，则在选中节点下新增
// 如果未选择节点，则在根节点下直接新增
var targetParent = SelectedTaskNode ?? SelectedTaskDefinition.RootTask;
targetParent.AddChild(newGroup);
// 展开父节点
targetParent.IsExpanded = true;
SelectedTaskDefinition.ModifiedTime = DateTime.Now;
@@ -490,4 +498,9 @@ public partial class GearTaskListPageViewModel : ViewModel
}
};
}
/// <summary>
/// 刷新当前任务树显示
/// </summary>
}