private bool findCollision(Utils.KeyCombination shortcut)
{
string collision;
if (!knownShortcuts.TryGetValue(shortcut, out collision) &&
this.allSettableShortcuts != null)
{
var collisionRecorder = this.allSettableShortcuts
.FirstOrDefault(r => r != this && r.Shortcut == shortcut);
if (collisionRecorder != null)
{
collision = collisionRecorder.ShortcutName;
}
}
if (collision == null)
{
return(false);
}
this.errorText.Text = string.Format(
"{0} already taken by: {1}",
keyEventToString(shortcut), collision
);
return(true);
}
private static string keyEventToString(Utils.KeyCombination shortcut)
{
var modifiers = shortcut.Modifiers;
var res = "";
if (modifiers.HasFlag(TogglDesktop.ModifierKeys.Win))
{
res += "Win + ";
}
if (modifiers.HasFlag(TogglDesktop.ModifierKeys.Control))
{
res += "Ctrl + ";
}
if (modifiers.HasFlag(TogglDesktop.ModifierKeys.Shift))
{
res += "Shift + ";
}
if (modifiers.HasFlag(TogglDesktop.ModifierKeys.Alt))
{
res += "Alt + ";
}
res += shortcut.KeyCode;
return(res);
}
private void setShortcut(Utils.KeyCombination shortcut)
{
this.Shortcut = shortcut;
this.HasChanged = true;
this.button.Content = keyEventToString(shortcut);
this.errorText.Text = "";
}
private void onKeyUp(object sender, KeyEventArgs e)
{
if (!this.recording)
{
return;
}
var key = (e.Key == Key.System ? e.SystemKey : e.Key);
// ignore modifier key releases
if (this.checkModifiers(key))
{
return;
}
var mods = this.activatedModifiers;
if ((mods & requiredModifiersUnion) == ModifierKeys.None)
{
if (key == Key.Enter || key == Key.Space)
{
// this happens when user starts recoding with keyboard
return;
}
this.errorText.Text = "Shortcut must contain Alt, Ctrl, or Windows key.";
this.cancelRecording();
return;
}
this.cancelRecording();
if (key == Key.None)
{
this.errorText.Text = "Something went wrong. Please try again.";
return;
}
e.Handled = true;
var keyString = key.ToString();
var shortcut = new Utils.KeyCombination(mods, keyString);
if (this.findCollision(shortcut))
{
return;
}
this.setShortcut(shortcut);
}
private void onKeyUp(object sender, KeyEventArgs e)
{
if (!this.recording)
return;
var key = (e.Key == Key.System ? e.SystemKey : e.Key);
// ignore modifier key releases
if (this.checkModifiers(key))
return;
var mods = this.activatedModifiers;
if ((mods & requiredModifiersUnion) == ModifierKeys.None)
{
if (key == Key.Enter || key == Key.Space)
{
// this happens when user starts recoding with keyboard
return;
}
this.errorText.Text = "Shortcut must contain Alt, Ctrl, or Windows key.";
this.cancelRecording();
return;
}
this.cancelRecording();
if (key == Key.None)
{
this.errorText.Text = "Something went wrong. Please try again.";
return;
}
e.Handled = true;
var keyString = key.ToString();
var shortcut = new Utils.KeyCombination(mods, keyString);
if (this.findCollision(shortcut))
return;
this.setShortcut(shortcut);
}
