/// <summary>
/// Handles the changes in the <see cref="Microsoft.Practices.CompositeUI.Commands.Command"/> by refreshing
/// the <see cref="ToolStripItem.Enabled"/> property.
/// </summary>
protected override void OnCommandChanged(Microsoft.Practices.CompositeUI.Commands.Command command)
{
base.OnCommandChanged(command);
foreach (KeyValuePair <ToolStripItem, List <string> > pair in Invokers)
{
pair.Key.Enabled = (command.Status == CommandStatus.Enabled);
pair.Key.Visible = (command.Status != CommandStatus.Unavailable);
}
}
/// <summary>
/// 注册系统默认的UI组件
/// </summary>
private void RegisterUIElements()
{
IImageService imageService = RootWorkItem.Services.Get <IImageService>();
if (imageService != null)
{
NavBarItem item = new NavBarItem("系统外观");
item.LargeImage = imageService.GetBitmap("cubes", new System.Drawing.Size(32, 32));
item.SmallImage = imageService.GetBitmap("cubes", new System.Drawing.Size(16, 16));
RootWorkItem.UIExtensionSites[UIExtensionSiteNames.Shell_UI_NaviPane_DefaultSetting].Add(item);
Microsoft.Practices.CompositeUI.Commands.Command cmd = RootWorkItem.Commands[CommandHandlerNames.CMD_SHOW_LAYOUTSETTING];
if (cmd != null)
{
cmd.AddInvoker(item, "LinkClicked");
}
cmd.Execute();
}
}
/// <summary>
/// Handles the <see cref="Command.Changed"/> event.
/// </summary>
/// <param name="command">The <see cref="Command"/> that fired the Changed event.</param>
protected virtual void OnCommandChanged(Command command)
{
}
public void AddElements(WorkItem workItem, IEnumerable <UICommandDefinition> menuEntryEnumerable, Control host)
{
foreach (UICommandDefinition definition in menuEntryEnumerable)
{
if (definition.IsCategoryOrFolder)
{
if (!workItem.UIExtensionSites.Contains(definition.Site + "." + definition.Name))
{
if (definition.Parent != null)
{
Microsoft.Practices.CompositeUI.Commands.Command command = (workItem is LocalCommandWorkItem) ? AddShortcutCommand((LocalCommandWorkItem)workItem, definition, host) : AddCommand(workItem, definition, host);
UltraTreeNode uiElement = this.CreateTreeNode(workItem, definition);
workItem.UIExtensionSites[definition.Site].Add <UltraTreeNode>(uiElement);
command.AddInvoker(uiElement, "Click");
workItem.UIExtensionSites.RegisterSite(definition.Site + "." + definition.Name, uiElement.Nodes);
}
else if (!definition.HasFolderChild)
{
UltraExplorerBarGroup group = new UltraExplorerBarGroup
{
Tag = definition,
Text = definition.Text
};
workItem.UIExtensionSites[definition.Site].Add <UltraExplorerBarGroup>(group);
workItem.UIExtensionSites.RegisterSite(definition.Site + "." + definition.Name, group.Items);
((workItem is LocalCommandWorkItem) ? AddShortcutCommand((LocalCommandWorkItem)workItem, definition, host) : AddCommand(workItem, definition, host)).AddInvoker(group, "GroupClick");
}
else
{
this.CreateGroupTree(workItem, definition);
}
}
}
else
{
Microsoft.Practices.CompositeUI.Commands.Command command3 = (workItem is LocalCommandWorkItem) ? AddShortcutCommand((LocalCommandWorkItem)workItem, definition, host) : AddCommand(workItem, definition, host);
if (!definition.Parent.HasFolderChild)
{
UltraExplorerBarItem item = new UltraExplorerBarItem
{
Text = definition.Text,
Tag = definition
};
workItem.UIExtensionSites[definition.Site].Add <UltraExplorerBarItem>(item);
item.Settings.AppearancesSmall.Appearance.Image = this.GetImage(definition);
command3.AddInvoker(item, "ItemClick");
}
else
{
UltraTreeNode node2 = this.CreateTreeNode(workItem, definition);
workItem.UIExtensionSites[definition.Site].Add <UltraTreeNode>(node2);
command3.AddInvoker(node2, "Click");
}
}
}
foreach (UICommandDefinition definition2 in menuEntryEnumerable)
{
Microsoft.Practices.CompositeUI.Commands.Command command4 = workItem.Commands[definition2.Name];
if (!string.IsNullOrEmpty(definition2.PermissionName))
{
if (workItem.Services.Get <IAuthorizationService>().Authorize(Thread.CurrentPrincipal, definition2.PermissionName))
{
command4.Status = CommandStatus.Enabled;
}
else
{
command4.Status = CommandStatus.Unavailable;
}
}
else
{
command4.Status = CommandStatus.Enabled;
}
}
}
