/// <summary>
/// Create a contextual menu from an Xml
/// </summary>
public static IEnumerable <IContextualMenu> CreateInstances(string xmlValue)
{
List <IContextualMenu> ret = null;
XmlContextualMenuDefinitions definitions = null;
try
{
definitions = XmlContextualMenuDefinitions.CreateInstance(xmlValue);
if (definitions != null && definitions.ContextualMenus != null)
{
ret = new List <IContextualMenu>();
foreach (XmlContextualMenuDefinition definition in definitions.ContextualMenus)
{
definition.Name = definition.Name.EmptyIfNull().Trim();
if (string.IsNullOrEmpty(definition.Name))
{
throw new EtkException("Contextual menu must have a name");
}
if (definition.Items != null && definition.Items.Count > 0)
{
List <IContextualPart> items = new List <IContextualPart>();
foreach (XmlContextualMenuPart xmlPart in definition.Items)
{
if (xmlPart is XmlContextualMenuItemDefinition)
{
XmlContextualMenuItemDefinition xmlItem = xmlPart as XmlContextualMenuItemDefinition;
MethodInfo methodInfo = ConstextualMethodRetriever.RetrieveContextualMethodInfo(xmlItem.Action);
IContextualMenuItem menuItem = new ContextualMenuItem(xmlItem.Caption, xmlItem.BeginGroup, methodInfo, xmlItem.FaceId);
items.Add(menuItem);
}
//if (xmlPart is XmlContextualMenuDefinition)
// items.Add((IContextualPart)menuItem);
}
if (items.Count > 0)
{
ret.Add(new ContextualMenu(definition.Name, definition.Caption, definition.BeginGroup, items));
}
}
}
}
}
catch (Exception ex)
{
string message = xmlValue.Length > 350 ? xmlValue.Substring(0, 350) + "..." : xmlValue;
throw new EtkException($"Cannot create Event Callbacks from xml '{message}':{ex.Message}");
}
return(ret);
}
/// <summary> Create a menu and its submenus and manage their actions</summary>
/// <param name="parentControls">Control where the menu must be inserted</param>
/// <param name="contextualMenu">Menu to insert</param>
private void CreateMenus(CommandBarControls parentControls, IContextualMenu contextualMenu)
{
if (contextualMenu != null && contextualMenu.Items != null)
{
foreach (IContextualPart part in contextualMenu.Items)
{
if (part is IContextualMenu)
{
IContextualMenu contextualSubMenu = part as IContextualMenu;
CommandBarPopup subMenu = (CommandBarPopup)parentControls.Add(MsoControlType.msoControlPopup, Type.Missing, Type.Missing, Type.Missing, true);
subMenu.Caption = contextualSubMenu.Caption;
subMenu.BeginGroup = contextualSubMenu.BeginGroup;
CreateMenus(subMenu.Controls, contextualSubMenu);
}
else
{
ContextualMenuItem contextualMenuItem = part as ContextualMenuItem;
if (contextualMenuItem != null)
{
MsoControlType menuItem = MsoControlType.msoControlButton;
CommandBarButton commandBarButton = (CommandBarButton)parentControls.Add(menuItem, Type.Missing, Type.Missing, Type.Missing, true);
commandBarButton.Style = MsoButtonStyle.msoButtonIconAndCaption;
commandBarButton.Caption = contextualMenuItem.Caption;
commandBarButton.BeginGroup = contextualMenuItem.BeginGroup;
if (contextualMenuItem.FaceId != 0)
{
commandBarButton.FaceId = contextualMenuItem.FaceId;
}
commandBarButton.Click += (CommandBarButton ctrl, ref bool cancel1) =>
{
try
{
if (contextualMenuItem.Action != null)
{
contextualMenuItem.Action();
}
}
catch (Exception ex)
{
string methodName = contextualMenuItem.MethodInfo == null ? string.Empty : contextualMenuItem.MethodInfo.Name;
throw new EtkException($"Contextual menu: '{methodName}' invocation failed: {ex.Message}.");
}
};
}
}
}
}
}
