MessagePreviewResult IKeyboardListener.OnPreviewKeyDown(
Control target,
KeyEventArgs e)
{
if (!this.enabled || this.IsModifierKey(e.KeyCode))
{
return(MessagePreviewResult.NotProcessed);
}
this.currentKeys.Add(e.KeyCode);
Keys modifiers = e.Modifiers;
Keys[] array = this.currentKeys.ToArray();
bool flag = false;
foreach (IShortcutProvider shortcutProvider in this.shortcutProviders)
{
foreach (RadShortcut shortcut in shortcutProvider.Shortcuts)
{
if (shortcut.IsShortcutCombination(modifiers, array))
{
this.currentKeys.Clear();
ShortcutEventArgs e1 = new ShortcutEventArgs(target, shortcut);
shortcutProvider.OnShortcut(e1);
if (e1.Handled)
{
return(MessagePreviewResult.ProcessedNoDispatch);
}
}
else if (!flag && shortcut.IsPartialShortcutCombination(modifiers, array))
{
PartialShortcutEventArgs e1 = new PartialShortcutEventArgs(target, shortcut, array);
shortcutProvider.OnPartialShortcut(e1);
if (e1.Handled)
{
flag = true;
}
}
}
}
if (flag)
{
return(MessagePreviewResult.ProcessedNoDispatch);
}
this.currentKeys.Clear();
return(MessagePreviewResult.NotProcessed);
}
MessagePreviewResult IKeyboardListener.OnPreviewKeyDown(Control target, KeyEventArgs e)
{
if (!this.enabled)
{
return(MessagePreviewResult.NotProcessed);
}
if (this.IsModifierKey(e.KeyCode))
{
return(MessagePreviewResult.NotProcessed);
}
this.currentKeys.Add(e.KeyCode);
Keys modifiers = e.Modifiers;
Keys[] mappings = this.currentKeys.ToArray();
bool isPartialShortcut = false;
//check for shortcut combination first
foreach (IShortcutProvider provider in this.shortcutProviders)
{
foreach (RadShortcut shortcut in provider.Shortcuts)
{
if (shortcut.IsShortcutCombination(modifiers, mappings))
{
this.currentKeys.Clear();
ShortcutEventArgs args = new ShortcutEventArgs(target, shortcut);
provider.OnShortcut(args);
if (args.Handled)
{
return(MessagePreviewResult.ProcessedNoDispatch);
}
//See ticket ID: 316158
//By returning NotProcessed we interrupt the rerouting of the
//keyboard message to the other shortcutproviders which might
//want to process the shortcut.
//return MessagePreviewResult.NotProcessed;
}
else if (!isPartialShortcut && shortcut.IsPartialShortcutCombination(modifiers, mappings))
{
PartialShortcutEventArgs args = new PartialShortcutEventArgs(target, shortcut, mappings);
provider.OnPartialShortcut(args);
if (args.Handled)
{
isPartialShortcut = true;
}
}
}
}
if (isPartialShortcut)
{
return(MessagePreviewResult.ProcessedNoDispatch);
}
//the key is not processed, clear all currently collected keys
this.currentKeys.Clear();
return(MessagePreviewResult.NotProcessed);
}
