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Implement the support for shortcut key

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This commit is contained in:
Colin Liu
2016-02-12 14:21:12 +08:00
parent e15baeb4a2
commit df85543337
9 changed files with 330 additions and 404 deletions
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116
Wox/ResultPanel.xaml.cs
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@@ -18,7 +18,6 @@ namespace Wox
public partial class ResultPanel : UserControl
{
public event Action<Result, IDataObject, DragEventArgs> ItemDropEvent;
private readonly object _resultsUpdateLock = new object();
public void AddResults(List<Result> newResults, string resultId)
{
@@ -77,54 +76,6 @@ namespace Wox
}
public void SelectNext()
{
int index = lbResults.SelectedIndex;
if (index == lbResults.Items.Count - 1)
{
index = -1;
}
Select(index + 1);
}
public void SelectPrev()
{
int index = lbResults.SelectedIndex;
if (index == 0)
{
index = lbResults.Items.Count;
}
Select(index - 1);
}
private void SelectFirst()
{
Select(0);
}
private void Select(int index)
{
if (index >= 0 && index < lbResults.Items.Count)
{
lbResults.SelectedItem = lbResults.Items.GetItemAt(index);
}
}
public List<Result> GetVisibleResults()
{
List<Result> visibleElements = new List<Result>();
VirtualizingStackPanel virtualizingStackPanel = GetInnerStackPanel(lbResults);
for (int i = (int)virtualizingStackPanel.VerticalOffset; i <= virtualizingStackPanel.VerticalOffset + virtualizingStackPanel.ViewportHeight; i++)
{
ListBoxItem item = lbResults.ItemContainerGenerator.ContainerFromIndex(i) as ListBoxItem;
if (item != null)
{
visibleElements.Add(item.DataContext as Result);
}
}
return visibleElements;
}
private void UpdateItemNumber()
{
//VirtualizingStackPanel virtualizingStackPanel = GetInnerStackPanel(lbResults);
@@ -146,51 +97,6 @@ namespace Wox
//}
}
private childItem FindVisualChild<childItem>(DependencyObject obj) where childItem : DependencyObject
{
for (int i = 0; i < VisualTreeHelper.GetChildrenCount(obj); i++)
{
DependencyObject child = VisualTreeHelper.GetChild(obj, i);
if (child != null && child is childItem)
return (childItem)child;
else
{
childItem childOfChild = FindVisualChild<childItem>(child);
if (childOfChild != null)
return childOfChild;
}
}
return null;
}
private VirtualizingStackPanel GetInnerStackPanel(FrameworkElement element)
{
for (int i = 0; i < VisualTreeHelper.GetChildrenCount(element); i++)
{
var child = VisualTreeHelper.GetChild(element, i) as FrameworkElement;
if (child == null) continue;
if (child is VirtualizingStackPanel) return child as VirtualizingStackPanel;
var panel = GetInnerStackPanel(child);
if (panel != null)
return panel;
}
return null;
}
public Result GetActiveResult()
{
int index = lbResults.SelectedIndex;
if (index < 0) return null;
return lbResults.Items[index] as Result;
}
public ResultPanel()
{
InitializeComponent();
@@ -208,28 +114,6 @@ namespace Wox
}
}
public void SelectNextPage()
{
int index = lbResults.SelectedIndex;
index += 5;
if (index >= lbResults.Items.Count)
{
index = lbResults.Items.Count - 1;
}
Select(index);
}
public void SelectPrevPage()
{
int index = lbResults.SelectedIndex;
index -= 5;
if (index < 0)
{
index = 0;
}
Select(index);
}
private void ListBoxItem_OnDrop(object sender, DragEventArgs e)
{
var item = ItemsControl.ContainerFromElement(lbResults, e.OriginalSource as DependencyObject) as ListBoxItem;