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Merge pull request #4038 from AWAS666/dragdropwebsearch

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Enable reordering of websearches with drap and drop
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Jack Ye 2025-10-11 20:49:17 +08:00 committed by GitHub
commit 01bbb54054
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2 changed files with 83 additions and 2 deletions
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4
Plugins/Flow.Launcher.Plugin.WebSearch/SettingsControl.xaml
View file

@ -52,6 +52,10 @@
MouseDoubleClick="MouseDoubleClickItem"
SelectedItem="{Binding Settings.SelectedSearchSource}"
SizeChanged="ListView_SizeChanged"
PreviewMouseLeftButtonDown="ListView_PreviewMouseLeftButtonDown"
PreviewMouseMove="ListView_PreviewMouseMove"
AllowDrop="True"
Drop="ListView_Drop"
Style="{StaticResource {x:Static GridView.GridViewStyleKey}}">
<ListView.View>
<GridView>

81
Plugins/Flow.Launcher.Plugin.WebSearch/SettingsControl.xaml.cs
View file

@ -1,7 +1,10 @@
using System.Windows;
using System.Windows.Controls;
using System;
using System.ComponentModel;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Input;
using System.Windows.Media;
namespace Flow.Launcher.Plugin.WebSearch
{
@ -12,6 +15,7 @@ namespace Flow.Launcher.Plugin.WebSearch
{
private readonly Settings _settings;
private readonly PluginInitContext _context;
private Point _dragStartPoint;
public SettingsControl(PluginInitContext context, SettingsViewModel viewModel)
{
@ -163,5 +167,78 @@ namespace Flow.Launcher.Plugin.WebSearch
gView.Columns[3].Width = workingWidth * col4;
gView.Columns[4].Width = workingWidth * col5;
}
private void ListView_PreviewMouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
_dragStartPoint = e.GetPosition(null);
}
private void ListView_PreviewMouseMove(object sender, MouseEventArgs e)
{
Point mousePos = e.GetPosition(null);
Vector diff = _dragStartPoint - mousePos;
if (e.LeftButton == MouseButtonState.Pressed &&
(Math.Abs(diff.X) > SystemParameters.MinimumHorizontalDragDistance ||
Math.Abs(diff.Y) > SystemParameters.MinimumVerticalDragDistance))
{
var listView = (ListView)sender;
ListViewItem listViewItem = FindAncestor<ListViewItem>((DependencyObject)e.OriginalSource);
if (listViewItem == null) return;
SearchSource item = (SearchSource)listView.ItemContainerGenerator.ItemFromContainer(listViewItem);
if (item == null) return;
DragDrop.DoDragDrop(listViewItem, item, DragDropEffects.Move);
}
}
private void ListView_Drop(object sender, DragEventArgs e)
{
if (e.Data.GetDataPresent(typeof(SearchSource)))
{
SearchSource droppedData = e.Data.GetData(typeof(SearchSource)) as SearchSource;
var listView = (ListView)sender;
var target = GetNearestContainer(e.OriginalSource);
if (target == null)
return;
SearchSource targetData = (SearchSource)listView.ItemContainerGenerator.ItemFromContainer(target);
if (targetData == null)
return;
var items = _settings.SearchSources;
int removedIdx = items.IndexOf(droppedData);
int targetIdx = items.IndexOf(targetData);
if (removedIdx == targetIdx)
return;
items.Move(removedIdx, targetIdx);
}
}
private ListViewItem GetNearestContainer(object source)
{
var element = source as UIElement;
while (element != null && !(element is ListViewItem))
element = VisualTreeHelper.GetParent(element) as UIElement;
return element as ListViewItem;
}
private static T FindAncestor<T>(DependencyObject current) where T : DependencyObject
{
while (current != null)
{
if (current is T)
return (T)current;
current = VisualTreeHelper.GetParent(current);
}
return null;
}
}
}