fix(docking): restore incremental layout updates to prevent visual tree rebuilds

This commit is contained in:
2026-03-29 19:32:44 +09:00
parent ff22b89ba3
commit fa617accc3
2 changed files with 133 additions and 27 deletions

View File

@@ -128,24 +128,49 @@ public partial class DockGroup : DockContainer
}
}
// Add new tabs that aren't in TabItems yet
foreach (var child in Children)
// Add new tabs that aren't in TabItems yet, and ensure correct order
for (int i = 0; i < Children.Count; i++)
{
if (child is DockDocument doc && !_tabView.TabItems.Any(t => t is TabViewItem item && item.Tag.Equals(doc)))
if (Children[i] is DockDocument doc)
{
var tabItem = new TabViewItem { Tag = doc, Content = doc };
tabItem.SetBinding(TabViewItem.HeaderProperty, new Microsoft.UI.Xaml.Data.Binding
TabViewItem? existingTab = null;
for (int j = 0; j < _tabView.TabItems.Count; j++)
{
if (_tabView.TabItems[j] is TabViewItem tabItem && tabItem.Tag == doc)
{
existingTab = tabItem;
// Fix order if necessary
if (j != i)
{
_tabView.TabItems.RemoveAt(j);
_tabView.TabItems.Insert(i, existingTab);
}
break;
}
}
if (existingTab == null)
{
existingTab = new TabViewItem
{
Tag = doc,
Content = doc
};
existingTab.SetBinding(TabViewItem.HeaderProperty, new Microsoft.UI.Xaml.Data.Binding
{
Source = doc,
Path = new PropertyPath(nameof(DockDocument.Title)),
Mode = BindingMode.OneWay
Mode = Microsoft.UI.Xaml.Data.BindingMode.OneWay
});
_tabView.TabItems.Add(tabItem);
_tabView.TabItems.Insert(i, existingTab);
}
}
}
// Restore selection
if (selectedDoc != null && _tabView.TabItems.FirstOrDefault(t => t is TabViewItem item && item.Tag.Equals(selectedDoc)) is TabViewItem newSelected)
if (selectedDoc != null && _tabView.TabItems.FirstOrDefault(t => t is TabViewItem item && item.Tag == selectedDoc) is TabViewItem newSelected)
{
_tabView.SelectedItem = newSelected;
}

View File

@@ -102,44 +102,125 @@ public partial class DockPanel : DockContainer
{
if (_grid == null) return;
_grid.Children.Clear();
// Remove splitters and children that are no longer in the collection
for (int i = _grid.Children.Count - 1; i >= 0; i--)
{
var child = _grid.Children[i];
if (child is GridSplitter)
{
_grid.Children.RemoveAt(i);
}
else if (child is DockModule module && !Children.Contains(module))
{
_grid.Children.RemoveAt(i);
}
}
if (Children.Count == 0)
{
_grid.RowDefinitions.Clear();
_grid.ColumnDefinitions.Clear();
if (Children.Count == 0) return;
return;
}
if (Orientation == Orientation.Horizontal)
{
for (int i = 0; i < Children.Count; i++)
_grid.RowDefinitions.Clear();
int requiredColumns = (Children.Count * 2) - 1;
while (_grid.ColumnDefinitions.Count > requiredColumns)
{
_grid.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(Children[i].DockLength, GridUnitType.Star) });
_grid.ColumnDefinitions.RemoveAt(_grid.ColumnDefinitions.Count - 1);
}
for (var i = 0; i < Children.Count; i++)
{
int columnIndex = i * 2;
if (columnIndex >= _grid.ColumnDefinitions.Count)
{
_grid.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(Children[i].DockLength, GridUnitType.Star), MinWidth = 250 });
}
else
{
_grid.ColumnDefinitions[columnIndex].Width = new GridLength(Children[i].DockLength, GridUnitType.Star);
_grid.ColumnDefinitions[columnIndex].MinWidth = 250;
}
var child = Children[i];
Grid.SetColumn(child, i * 2);
if (!_grid.Children.Contains(child))
{
_grid.Children.Add(child);
}
Grid.SetColumn(child, columnIndex);
Grid.SetRow(child, 0);
if (i < Children.Count - 1)
{
int splitterIndex = columnIndex + 1;
if (splitterIndex >= _grid.ColumnDefinitions.Count)
{
_grid.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });
}
else
{
_grid.ColumnDefinitions[splitterIndex].Width = GridLength.Auto;
}
var splitter = new GridSplitter { ResizeDirection = GridSplitter.GridResizeDirection.Columns, Width = SPLITTER_THICKNESS };
Grid.SetColumn(splitter, i * 2 + 1);
Grid.SetColumn(splitter, splitterIndex);
Grid.SetRow(splitter, 0);
_grid.Children.Add(splitter);
}
}
}
else
{
for (int i = 0; i < Children.Count; i++)
_grid.ColumnDefinitions.Clear();
int requiredRows = (Children.Count * 2) - 1;
while (_grid.RowDefinitions.Count > requiredRows)
{
_grid.RowDefinitions.Add(new RowDefinition { Height = new GridLength(Children[i].DockLength, GridUnitType.Star) });
_grid.RowDefinitions.RemoveAt(_grid.RowDefinitions.Count - 1);
}
for (var i = 0; i < Children.Count; i++)
{
int rowIndex = i * 2;
if (rowIndex >= _grid.RowDefinitions.Count)
{
_grid.RowDefinitions.Add(new RowDefinition { Height = new GridLength(Children[i].DockLength, GridUnitType.Star), MinHeight = 250 });
}
else
{
_grid.RowDefinitions[rowIndex].Height = new GridLength(Children[i].DockLength, GridUnitType.Star);
_grid.RowDefinitions[rowIndex].MinHeight = 250;
}
var child = Children[i];
Grid.SetRow(child, i * 2);
if (!_grid.Children.Contains(child))
{
_grid.Children.Add(child);
}
Grid.SetRow(child, rowIndex);
Grid.SetColumn(child, 0);
if (i < Children.Count - 1)
{
int splitterIndex = rowIndex + 1;
if (splitterIndex >= _grid.RowDefinitions.Count)
{
_grid.RowDefinitions.Add(new RowDefinition { Height = GridLength.Auto });
}
else
{
_grid.RowDefinitions[splitterIndex].Height = GridLength.Auto;
}
var splitter = new GridSplitter { ResizeDirection = GridSplitter.GridResizeDirection.Rows, Height = SPLITTER_THICKNESS };
Grid.SetRow(splitter, i * 2 + 1);
Grid.SetRow(splitter, splitterIndex);
Grid.SetColumn(splitter, 0);
_grid.Children.Add(splitter);
}
}