/// <summary>
/// Helper to make a separator menu item.
/// </summary>
/// <returns>A MenuItem that is a separator MenuItem.</returns>
private static MenuItem MakeSeparatorMenuItem(MenuType menuType)
{
// Instantiate the separator menu item.
MenuItem separatorMenuItem = new OwnerDrawMenuItem(menuType, SEPARATOR_CHAR.ToString());
return(separatorMenuItem);
}
/// <summary>
/// Helper to make a separator menu item.
/// </summary>
/// <returns>A MenuItem that is a separator MenuItem.</returns>
private MenuItem MakeSeparatorMenuItem(MenuType menuType)
{
// Instantiate the separator menu item.
MenuItem separatorMenuItem = new OwnerDrawMenuItem(menuType, "-");
return(separatorMenuItem);
}
/// <summary>
/// Gets the MenuItem for this MenuDefinitionEntry.
/// </summary>
/// <param name="commandManager">The CommandManager to use.</param>
/// <param name="menuType">The MenuType.</param>
/// <returns>The menu item for this MenuDefinitionEntry.</returns>
protected override MenuItem GetMenuItem(CommandManager commandManager, MenuType menuType)
{
// Instantiate the placeholder OwnerDrawMenuItem.
OwnerDrawMenuItem ownerDrawMenuItem = new OwnerDrawMenuItem(menuType, menuPath);
// Build child MenuItems.
MenuItem[] menuItems = MenuBuilder.CreateMenuItems(commandManager, menuType, Entries);
if (menuItems != null)
{
ownerDrawMenuItem.MenuItems.AddRange(menuItems);
}
// Done.
return(ownerDrawMenuItem);
}
/// <summary>
/// Gets the MenuItem for this MenuDefinitionEntry.
/// </summary>
/// <param name="commandManager">The CommandManager to use.</param>
/// <param name="menuType">The MenuType.</param>
/// <returns>The menu item for this MenuDefinitionEntry.</returns>
protected override MenuItem GetMenuItem(CommandManager commandManager, MenuType menuType)
{
// Instantiate the placeholder OwnerDrawMenuItem.
OwnerDrawMenuItem ownerDrawMenuItem = new OwnerDrawMenuItem(menuType, menuPath);
// Build child MenuItems.
MenuItem[] menuItems = MenuBuilder.CreateMenuItems(commandManager, menuType, Entries);
if (menuItems != null)
ownerDrawMenuItem.MenuItems.AddRange(menuItems);
// Done.
return ownerDrawMenuItem;
}
/// <summary>
/// Creates and returns a set of menu items from the child merge menu entries in this merge
/// menu entry.
/// </summary>
/// <param name="mainMenu">The level at which the MenuItems will appear.</param>
/// <returns>Array of menu items.</returns>
public MenuItem[] CreateMenuItems()
{
// If this merge menu entry has no child merge menu entries, return null.
if (childMergeMenuEntries.Count == 0)
{
return(null);
}
// Construct an array list to hold the menu items being created.
ArrayList menuItemArrayList = new ArrayList();
// Enumerate the child merge menu entries of this merge menu entry.
foreach (CommandMenuBuilderEntry mergeMenuEntry in childMergeMenuEntries.Values)
{
// Get the text of the merge menu entry.
string text = mergeMenuEntry.Text;
// Create the menu item for this child merge menu entry.
MenuItem menuItem;
bool separatorBefore, separatorAfter;
if (commandMenuBuilder.MenuType == MenuType.Main && mergeMenuEntry.level == 0)
{
// Level zero of a main menu.
menuItem = new OwnerDrawMenuItem(commandMenuBuilder.MenuType, text);
separatorBefore = separatorAfter = false;
}
else
{
// Determine whether a separator before and a separator after the menu item
// should be inserted.
separatorBefore = text.StartsWith(SEPARATOR_CHAR.ToString());
separatorAfter = text.EndsWith(SEPARATOR_CHAR.ToString());
if (separatorBefore || separatorAfter)
{
text = text.Trim(SEPARATOR_CHAR);
}
// Instantiate the menu item.
if (mergeMenuEntry.Command == null)
{
menuItem = new OwnerDrawMenuItem(commandMenuBuilder.MenuType, text);
}
else
{
menuItem = new CommandOwnerDrawMenuItem(commandMenuBuilder.MenuType, mergeMenuEntry.Command, text);
}
}
// Set the menu item text.
// menuItem.Text = text;
// If this child merge menu entry has any child merge menu entries, recursively
// create their menu items.
MenuItem[] childMenuItems = mergeMenuEntry.CreateMenuItems();
if (childMenuItems != null)
{
menuItem.MenuItems.AddRange(childMenuItems);
}
// Add the separator menu item, as needed.
if (separatorBefore)
{
menuItemArrayList.Add(MakeSeparatorMenuItem(commandMenuBuilder.MenuType));
}
// Add the menu item to the array of menu items being returned.
menuItemArrayList.Add(menuItem);
// Add the separator menu item, as needed.
if (separatorAfter)
{
menuItemArrayList.Add(MakeSeparatorMenuItem(commandMenuBuilder.MenuType));
}
}
// remove leading, trailing, and adjacent separators
for (int i = menuItemArrayList.Count - 1; i >= 0; i--)
{
if (((MenuItem)menuItemArrayList[i]).Text == "-")
{
if (i == 0 || // leading
i == menuItemArrayList.Count - 1 || // trailing
((MenuItem)menuItemArrayList[i - 1]).Text == "-") // adjacent
{
menuItemArrayList.RemoveAt(i);
}
}
}
// Done. Convert the array list into a MenuItem array and return it.
return((MenuItem[])menuItemArrayList.ToArray(typeof(MenuItem)));
}
/// <summary>
/// Helper to make a separator menu item.
/// </summary>
/// <returns>A MenuItem that is a separator MenuItem.</returns>
private MenuItem MakeSeparatorMenuItem(MenuType menuType)
{
// Instantiate the separator menu item.
MenuItem separatorMenuItem = new OwnerDrawMenuItem(menuType, "-");
return separatorMenuItem;
}
/// <summary>
/// Helper to make a separator menu item.
/// </summary>
/// <returns>A MenuItem that is a separator MenuItem.</returns>
private static MenuItem MakeSeparatorMenuItem(MenuType menuType)
{
// Instantiate the separator menu item.
MenuItem separatorMenuItem = new OwnerDrawMenuItem(menuType, SEPARATOR_CHAR.ToString());
return separatorMenuItem;
}
/// <summary>
/// Creates and returns a set of menu items from the child merge menu entries in this merge
/// menu entry.
/// </summary>
/// <param name="mainMenu">The level at which the MenuItems will appear.</param>
/// <returns>Array of menu items.</returns>
public MenuItem[] CreateMenuItems()
{
// If this merge menu entry has no child merge menu entries, return null.
if (childMergeMenuEntries.Count == 0)
return null;
// Construct an array list to hold the menu items being created.
ArrayList menuItemArrayList = new ArrayList();
// Enumerate the child merge menu entries of this merge menu entry.
foreach (CommandMenuBuilderEntry mergeMenuEntry in childMergeMenuEntries.Values)
{
// Get the text of the merge menu entry.
string text = mergeMenuEntry.Text;
// Create the menu item for this child merge menu entry.
MenuItem menuItem;
bool separatorBefore, separatorAfter;
if (commandMenuBuilder.MenuType == MenuType.Main && mergeMenuEntry.level == 0)
{
// Level zero of a main menu.
menuItem = new OwnerDrawMenuItem(commandMenuBuilder.MenuType, text);
separatorBefore = separatorAfter = false;
}
else
{
// Determine whether a separator before and a separator after the menu item
// should be inserted.
separatorBefore = text.StartsWith(SEPARATOR_CHAR.ToString());
separatorAfter = text.EndsWith(SEPARATOR_CHAR.ToString());
if (separatorBefore || separatorAfter)
text = text.Trim(SEPARATOR_CHAR);
// Instantiate the menu item.
if (mergeMenuEntry.Command == null)
menuItem = new OwnerDrawMenuItem(commandMenuBuilder.MenuType, text);
else
menuItem = new CommandOwnerDrawMenuItem(commandMenuBuilder.MenuType, mergeMenuEntry.Command, text);
}
// Set the menu item text.
// menuItem.Text = text;
// If this child merge menu entry has any child merge menu entries, recursively
// create their menu items.
MenuItem[] childMenuItems = mergeMenuEntry.CreateMenuItems();
if (childMenuItems != null)
menuItem.MenuItems.AddRange(childMenuItems);
// Add the separator menu item, as needed.
if (separatorBefore)
menuItemArrayList.Add(MakeSeparatorMenuItem(commandMenuBuilder.MenuType));
// Add the menu item to the array of menu items being returned.
menuItemArrayList.Add(menuItem);
// Add the separator menu item, as needed.
if (separatorAfter)
menuItemArrayList.Add(MakeSeparatorMenuItem(commandMenuBuilder.MenuType));
}
// remove leading, trailing, and adjacent separators
for (int i = menuItemArrayList.Count - 1; i >= 0; i--)
{
if (((MenuItem)menuItemArrayList[i]).Text == "-")
{
if (i == 0 || // leading
i == menuItemArrayList.Count - 1 || // trailing
((MenuItem)menuItemArrayList[i - 1]).Text == "-") // adjacent
{
menuItemArrayList.RemoveAt(i);
}
}
}
// Done. Convert the array list into a MenuItem array and return it.
return (MenuItem[])menuItemArrayList.ToArray(typeof(MenuItem));
}
