/// <summary>
/// Handles click on the Main button. By default shows/hides Buttonstack,
/// with CTRL pressed shows Run dialog instead, and with CTRL+SHIFT in DEBUG
/// mode shows RestartExplorer instance for purposes of localization
/// </summary>
private void ShowButtonStack(object sender, RoutedEventArgs e)
{
if (!BtnStck.IsInstantited)
{
return;
}
KillArrow();
if ((Control.ModifierKeys & Keys.Control) > 0)
{
#if DEBUG
if ((Control.ModifierKeys & Keys.Shift) > 0)
{
new RestartExplorer().ShowDialog();
return;
}
#endif
ShowRunDialog(this, null);
return;
}
MfuList.UpdateStartMfu();
BtnStck.Instance.Show();//XP:955ms 0_o
var screenPoint = new API.POINT();
API.GetCursorPos(ref screenPoint);
GetSetWndPosition(BtnStck.Instance, screenPoint,
sender == Keyboard.PrimaryDevice && SettingsManager.Instance.AltZAutoCornerEnabled);
// ^^^ means "Command came from KB and Auto-cornering enabled"
}
/// <summary>
/// Handles DragDrop event putting file names to custom MFU list
/// </summary>
private void Power8Drop(object sender, DragEventArgs e)
{
foreach (var fileOrFolder in (string[])e.Data.GetData(DataFormats.FileDrop))
{
MfuList.Add2Custom(null, fileOrFolder);
}
MfuList.UpdateStartMfu(); //we use 2nd way to invoke Add2Cutsom, so must
//update the MFU list explicitly
}
/// <summary>
/// Routine to be performed after some PowerItem's IsPinned property was changed
/// </summary>
/// <param name="pi">Item whose property has changed</param>
private void PinInternal(PowerItem pi)
{
try
{
MfuList.PinUnpin(pi);
dataGrid.ScrollIntoView(pi);
}
catch (IndexOutOfRangeException)
{
Util.DispatchCaughtException(new Exception(Properties.Resources.Err_NoPiExtracted));
}
}
/// <summary>
/// Handles specific key presses when focus is in Data grid:
/// - Enter starts the selected PowerItem, if any;
/// - Tab/Shift-Tab moves focus to correct controls so that grid doesn't
/// hold focus inside. There are arrow buttons for that.
/// </summary>
private void DataGridPreviewKeyDown(object sender, KeyEventArgs e)
{
var pi = dataGrid.SelectedItem as PowerItem;
switch (e.Key)
{
case Key.Enter:
if (pi != null && !pi.AreItemsDisplayed)
{
e.Handled = true;
InvokeFromDataGrid(pi);
}
break;
case Key.Tab:
e.Handled = true; //todo: check why CTRL is tested differently in other places
if (pi != null && (Keyboard.IsKeyDown(Key.LeftCtrl) || Keyboard.IsKeyDown(Key.RightCtrl)))
{ //CTRL+Tab >> put path to item to search bar
var t = "\"" + PowerItemTree.GetResolvedTarget(pi) + "\" ";
SearchBox.Text = t;
SearchBox.Focus();
SearchBox.CaretIndex = t.Length;
}
else if (Keyboard.IsKeyDown(Key.LeftShift) || Keyboard.IsKeyDown(Key.RightShift))
{
AllItemsMenuRoot.Focus(); //SHIFT+Tab >> focus backwards
}
else
{
SearchBox.Focus(); //Tab >> focus forwards
}
break;
case Key.Up:
case Key.Down:
if (pi != null && pi.AreItemsDisplayed)
{
return; //Do not handle keys when JL is in focus
}
//Not in search view when we press Up/Down
if ((System.Windows.Forms.Control.ModifierKeys & Keys.Control) > 0 && dataGrid.ItemsSource.Equals(MfuItems))
{ //with CTRL
if (dataGrid.SelectedIndex > -1 && SettingsManager.Instance.MfuIsCustom)
{ //...and we have something selected, and we're in custom MFU...
var si = dataGrid.SelectedItem as PowerItem; //...and more than 1 in (un) pinned group
if (si != null && MfuItems.Count(m => m.IsPinned == si.IsPinned) > 1)
{ //=> move item itself
e.Handled = true;
dataGrid.Focus(); //.Net 4.5 hack. Datagrid in .Net4.5 doesn't switch focus to new row
int increment = (e.Key == Key.Up ? -1 : 1);
int i = dataGrid.SelectedIndex;
PowerItem target = null;
do //search for nearest item with same pinning state
{
i += increment;
if (i == -1)
{
i = MfuItems.Count - 1;
}
else if (i == MfuItems.Count)
{
i = 0;
}
if (MfuItems[i].IsPinned == si.IsPinned)
{
target = MfuItems[i];
}
} while (target == null);
MfuList.MoveCustomListItem(si, target);
}
}
}
else if ((System.Windows.Forms.Control.ModifierKeys & Keys.Control) == 0) //Not with CTRL,
{ // regardless of source => just move selection
e.Handled = true;
var idx = dataGrid.SelectedIndex + (e.Key == Key.Up ? -1 : 1);
if (idx < 0)
{
idx = dataGrid.Items.Count - 1;
}
if (idx >= dataGrid.Items.Count)
{
idx = 0;
}
dataGrid.SelectedIndex = idx;
}
if (dataGrid.SelectedItem != null) //when in search view and no hits/in clear custom list
{
dataGrid.ScrollIntoView(dataGrid.SelectedItem);
}
break;
case Key.P:
if (pi != null && pi.IsMfuChild)
{
e.Handled = true;
pi.IsPinned ^= true;
PinInternal(pi);
dataGrid.Focus();
}
break;
case Key.X:
if (pi != null && dataGrid.ItemsSource.Equals(_searchView))
{
e.Handled = true;
ExpandCollapseGroup(pi);
dataGrid.Focus();
}
break;
case Key.Right:
case Key.Left:
if (pi != null)
{
e.Handled = true;
pi.AreItemsDisplayed ^= true;
}
break;
}
}