public DropDownButton(ActionDispatcher dispatcher, WebDropDownButtonAction action, WebIconSize iconSize)
{
InitializeComponent();
_iconSize = iconSize;
_actionDispatcher = dispatcher;
_actionItem = action;
dispatcher.Register(_actionItem.Identifier, this);
SetIcon();
ToolTipService.SetToolTip(StackPanelVerticalComponent, _actionItem.ToolTip);
ButtonComponent.Click += OnClick;
DropButtonComponent.Height = ButtonComponent.Height;
DropButtonComponent.Click += OnDropClick;
_dropMenu = MenuBuilder.BuildContextMenu(action, _actionDispatcher);
StackPanelVerticalComponent.MouseEnter += ButtonComponent_MouseEnter;
StackPanelVerticalComponent.MouseLeave += ButtonComponent_MouseLeave;
Visibility = _actionItem.DesiredVisiblility;
ButtonComponent.IsEnabled = _actionItem.Enabled;
DropButtonComponent.IsEnabled = _actionItem.Enabled;
IndicateChecked(_actionItem.IsCheckAction && _actionItem.Checked);
OverlayCheckedIndicator.Opacity = _actionItem.IconSet.HasOverlay ? 1 : 0;
}
private void OnContextMenuEvent(ContextMenuEvent @event)
{
if (PopupHelper.IsPopupActive)
{
return;
}
if (_menu != null)
{
_menu.Dispose();
_menu = null;
}
if (!IsSelected) //if we're not the selected one anymore, don't show it.
{
return;
}
_menu = MenuBuilder.BuildContextMenu(@event.ActionModelRoot, _eventMediator);
_menu.Open(TransformToVisual(null).Transform(_rightClickPosition));
}
public void Update(PropertyChangedEvent e)
{
if (e.PropertyName.Equals("Available"))
{
_actionItem.Visible = (bool)e.Value;
Visibility = _actionItem.DesiredVisiblility;
}
else if (e.PropertyName.Equals("Visible"))
{
_actionItem.Visible = (bool)e.Value;
Visibility = _actionItem.DesiredVisiblility;
}
else if (e.PropertyName.Equals("Enabled"))
{
_actionItem.Enabled = (bool)e.Value;
ButtonComponent.IsEnabled = _actionItem.Enabled;
DropButtonComponent.IsEnabled = _actionItem.Enabled;
if (_actionItem.Checked && !_actionItem.Enabled)
{
CheckedIndicator.Opacity = 0.25;
if (_actionItem.IconSet.HasOverlay)
{
OverlayCheckedIndicator.Opacity = 0.25;
}
}
else if (_actionItem.Checked)
{
CheckedIndicator.Opacity = 1;
if (_actionItem.IconSet.HasOverlay)
{
OverlayCheckedIndicator.Opacity = 1;
}
}
else
{
IndicateChecked(false);
}
}
else if (e.PropertyName.Equals("IconSet"))
{
_actionItem.IconSet = e.Value as WebIconSet;
SetIcon();
}
else if (e.PropertyName.Equals("ToolTip"))
{
_actionItem.ToolTip = e.Value as string;
ToolTipService.SetToolTip(StackPanelVerticalComponent, _actionItem.ToolTip);
}
else if (e.PropertyName.Equals("Label"))
{
_actionItem.Label = e.Value as string;
}
else if (e.PropertyName.Equals("Checked"))
{
_actionItem.Checked = (bool)e.Value;
IndicateChecked(_actionItem.Checked);
}
else if (e.PropertyName.Equals("DropDownActions"))
{
_actionItem.DropDownActions = e.Value as Collection <WebActionNode>;
_dropMenu.Dispose();
_dropMenu = MenuBuilder.BuildContextMenu(_actionItem, _actionDispatcher);
}
UpdateLayout();
}
