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Code Issues Projects Releases Packages Wiki Activity Actions 2

feature: allow deleting multiple branches at one time (#137)

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This commit is contained in:
leo 2024-05-24 19:15:12 +08:00
parent 99794e7ff7
commit 6fe96d629a
13 changed files with 492 additions and 87 deletions
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99
src/Converters/BranchTreeNodeConverters.cs Normal file
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using System.Collections.Generic;
using Avalonia;
using Avalonia.Controls;
using Avalonia.Data.Converters;
namespace SourceGit.Converters
{
public static class BranchTreeNodeConverters
{
public static readonly CornerRadius DEFAULT = new CornerRadius(4);
public static readonly FuncMultiValueConverter<object, CornerRadius> ToCornerRadius =
new FuncMultiValueConverter<object, CornerRadius>(v =>
{
if (v == null)
return DEFAULT;
var array = new List<object>();
array.AddRange(v);
if (array.Count != 2)
return DEFAULT;
var item = array[1] as TreeViewItem;
if (item == null || !item.IsSelected)
return DEFAULT;
var prev = GetPrevTreeViewItem(item);
var next = GetNextTreeViewItem(item, true);
double top = 4, bottom = 4;
if (prev != null && prev.IsSelected)
top = 0;
if (next != null && next.IsSelected)
bottom = 0;
return new CornerRadius(top, bottom);
});
private static TreeViewItem GetPrevTreeViewItem(TreeViewItem item)
{
if (item.Parent is TreeView tree)
{
var idx = tree.IndexFromContainer(item);
if (idx == 0)
return null;
var prev = tree.ContainerFromIndex(idx - 1) as TreeViewItem;
if (prev != null && prev.IsExpanded && prev.ItemCount > 0)
return prev.ContainerFromIndex(prev.ItemCount - 1) as TreeViewItem;
return prev;
}
else if (item.Parent is TreeViewItem parentItem)
{
var idx = parentItem.IndexFromContainer(item);
if (idx == 0)
return parentItem;
var prev = parentItem.ContainerFromIndex(idx - 1) as TreeViewItem;
if (prev != null && prev.IsExpanded && prev.ItemCount > 0)
return prev.ContainerFromIndex(prev.ItemCount - 1) as TreeViewItem;
return prev;
}
else
{
return null;
}
}
private static TreeViewItem GetNextTreeViewItem(TreeViewItem item, bool intoSelf = false)
{
if (intoSelf && item.IsExpanded && item.ItemCount > 0)
return item.ContainerFromIndex(0) as TreeViewItem;
if (item.Parent is TreeView tree)
{
var idx = tree.IndexFromContainer(item);
if (idx == tree.ItemCount - 1)
return null;
return tree.ContainerFromIndex(idx + 1) as TreeViewItem;
}
else if (item.Parent is TreeViewItem parentItem)
{
var idx = parentItem.IndexFromContainer(item);
if (idx == parentItem.ItemCount - 1)
return GetNextTreeViewItem(parentItem);
return parentItem.ContainerFromIndex(idx + 1) as TreeViewItem;
}
else
{
return null;
}
}
}
}