protected override void Dispose(bool disposing)
{
if (disposing && _action != null)
{
OnParentChanged(this.Parent, null);
ToolStripBuilder.Clear(this.DropDownItems);
// VERY IMPORTANT: instances of this class will be created and discarded frequently
// throughout the lifetime of the application
// therefore is it extremely important that the event handlers are disconnected
// from the underlying _action events
// otherwise, this object will hang around for the entire lifetime of the _action object,
// even though this object is no longer needed
_action.EnabledChanged -= _actionEnabledChangedHandler;
_action.CheckedChanged -= _actionCheckedChangedHandler;
_action.VisibleChanged -= _actionVisibleChangedHandler;
_action.AvailableChanged -= _actionAvailableChangedHandler;
_action.LabelChanged -= _actionLabelChangedHandler;
_action.TooltipChanged -= _actionTooltipChangedHandler;
_action.IconSetChanged -= _actionIconSetChangedHandler;
_action = null;
}
base.Dispose(disposing);
}
/// <summary>
/// Called to build menus and toolbars. Override this method to customize menu and toolbar building.
/// </summary>
/// <remarks>
/// The default implementation simply clears and re-creates the toolstrip using methods on the
/// utility class <see cref="ToolStripBuilder"/>.
/// </remarks>
/// <param name="kind"></param>
/// <param name="toolStrip"></param>
/// <param name="actionModel"></param>
protected virtual void BuildToolStrip(ToolStripBuilder.ToolStripKind kind, ToolStrip toolStrip, ActionModelNode actionModel)
{
// avoid flicker
toolStrip.SuspendLayout();
// very important to clean up the existing ones first
ToolStripBuilder.Clear(toolStrip.Items);
if (actionModel != null)
{
if (actionModel.ChildNodes.Count > 0)
{
// Toolstrip should only be visible if there are items on it
if (kind == ToolStripBuilder.ToolStripKind.Toolbar)
{
ToolStripBuilder.BuildToolStrip(kind, toolStrip.Items, actionModel.ChildNodes, ToolStripBuilder.ToolStripBuilderStyle.GetDefault(), ToolStripSettings.Default.IconSize);
}
else
{
ToolStripBuilder.BuildToolStrip(kind, toolStrip.Items, actionModel.ChildNodes);
}
}
}
toolStrip.ResumeLayout();
}
private void InitializeMenu()
{
ToolStripBuilder.Clear(_contextMenu.Items);
if (_menuModel != null)
{
ToolStripBuilder.BuildMenu(_contextMenu.Items, _menuModel.ChildNodes);
}
}
private void InitializeToolStrip()
{
ToolStripBuilder.Clear(_toolStrip.Items);
if (_toolbarModel != null)
{
ToolStripBuilder.BuildToolbar(_toolStrip.Items, _toolbarModel.ChildNodes);
}
}
private void InitializeContextMenu()
{
ToolStripBuilder.Clear(_contextMenu.Items);
if (_component != null && _component.MenuModel != null)
{
ToolStripBuilder.BuildMenu(_contextMenu.Items, _component.MenuModel.ChildNodes);
}
}
private void OnDropDownOpening(object sender, EventArgs e)
{
ToolStripBuilder.Clear(this.DropDownItems);
ActionModelNode model = ((IDropDownAction)_action).DropDownMenuModel;
if (model != null)
{
ToolStripBuilder.BuildMenu(this.DropDownItems, model.ChildNodes);
}
}
private void InitializeToolStrip()
{
ToolStripBuilder.Clear(_toolStrip.Items);
if (_component != null && _component.ToolbarModel != null)
{
ToolStripBuilder.BuildToolbar(_toolStrip.Items, _component.ToolbarModel.ChildNodes);
if (_toolStrip.Items.Count > 0)
{
_toolStrip.Visible = true;
}
}
}