internal override bool OnPreBubbleCommand(CommandEventArgs command)
{
command.CommandInfo.TabId = Id;
return base.OnPreBubbleCommand(command);
}
/// <summary>
/// Cause a command event to be raised in the Root.
/// </summary>
/// <param name="command"></param>
internal void ExecuteCommand(CommandEventArgs command)
{
// If the command ID is null, don't bother sending to the root user
if (string.IsNullOrEmpty(command.Id))
return;
// REVIEW(josefl): I don't think that we need to track these internal
// command sequence numbers any more
command.SequenceNumber = GetNextCommandSequenceNumber();
CommandInformation ci = command.CommandInfo;
ci.CommandId = command.Id;
ci.RootId = Id;
ci.RootType = RootType;
if (!CUIUtility.IsNullOrUndefined(RootUser))
_rootUser.ExecuteRootCommand(command.Id, command.Properties, ci, this);
}
internal override bool OnPreBubbleCommand(CommandEventArgs command)
{
ExecuteCommand(command);
return true;
}
/// Called in the OnPreBubbleCommand() method of the ControlComponents that have come from this Control.
/// </summary>
/// <param name="command">The Command that is being bubbled.</param>
/// <returns>true if the Command should continue to be bubbled and false to cancel the Command bubbling.</returns>
internal virtual void OnPostBubbleCommand(CommandEventArgs command)
{
}
internal override bool OnPreBubbleCommand(CommandEventArgs command)
{
if (command.Type == CommandType.MenuCreation)
{
// We can assume that any control sending a MenuCreation event must be a MenuLauncher
MenuLauncher source = (MenuLauncher)command.SourceControl;
// If there's already an open menu, we can just ignore this creation event
// since it is likely a submenu launching
if (_currentlyOpenedMenu != null)
return base.OnPreBubbleCommand(command);
_currentlyOpenedMenu = source;
ShowGlass();
}
else if (command.Type == CommandType.MenuClose)
{
HideGlass();
_currentlyOpenedMenu = null;
}
return base.OnPreBubbleCommand(command);
}
internal override void OnPostBubbleCommand(CommandEventArgs command)
{
_control.OnPostBubbleCommand(command);
}
/// <summary>
/// Called in the OnPreBubbleCommand() method of the ControlComponents that have come from this Control.
/// </summary>
/// <param name="command">The Command that is being bubbled.</param>
/// <returns>true if the Command should continue to be bubbled and false to cancel the Command bubbling.</returns>
internal virtual bool OnPreBubbleCommand(CommandEventArgs command)
{
return true;
}
internal override bool OnPreBubbleCommand(CommandEventArgs command)
{
return _control.OnPreBubbleCommand(command);
}
/// <summary>
/// Sends a Command that was raised in a decendant Component up to this Component's parent Component. Also calls OnPreBubbleCommand() and OnPostBubbleCommand() on this Component before and after (respectively) the Command event is propagated to the parent.
/// </summary>
/// <param name="command">The Command that is to be propagated up the Component hierarchy.</param>
/// <seealso cref="RaiseCommandEvent"/>
/// <seealso cref="OnPreBubbleCommand"/>
/// <seealso cref="OnPostBubbleCommand"/>
internal void PropagateCommandEvent(CommandEventArgs command)
{
// Let this component have a chance to do something before the command is bubbled up
// Also let it have a chance to cancel the command event from being bubbled.
if (OnPreBubbleCommand(command) && !CUIUtility.IsNullOrUndefined(_parent))
_parent.PropagateCommandEvent(command);
// Do things after the command has been bubbled
OnPostBubbleCommand(command);
}
internal override bool OnPreBubbleCommand(CommandEventArgs command)
{
if (_menuLaunched && command.Type != CommandType.MenuCreation &&
command.Type != CommandType.Preview &&
command.Type != CommandType.PreviewRevert &&
command.Type != CommandType.OptionPreview &&
command.Type != CommandType.OptionPreviewRevert &&
command.Type != CommandType.IgnoredByMenu &&
command.Type != CommandType.MenuClose)
{
if (!CUIUtility.IsNullOrUndefined(command.SourceControl))
{
MenuItem selectedItem = (MenuItem)command.SourceControl.DisplayedComponent;
_menu.SelectedMenuItem = selectedItem;
}
Root.CloseMenuStack(this);
}
return true;
}
internal override bool OnPreBubbleCommand(CommandEventArgs command)
{
// If we have already processed the command and issued our own instead,
// then we do not want to infinitely recurse by issueing another one.
if (_processingCommand)
return true;
if (command.Type == CommandType.OptionSelection)
{
MenuItem item = (MenuItem)command.Source;
if (!(item.Control is ISelectableControl))
return base.OnPreBubbleCommand(command);
ISelectableControl isc = (ISelectableControl)item.Control;
// If an item is currently selected, deselect it first
if (!CUIUtility.IsNullOrUndefined(_selectedItem))
_selectedItem.Deselect();
_selectedItem = isc;
}
if (command.Type == CommandType.OptionSelection
|| command.Type == CommandType.OptionPreview
|| command.Type == CommandType.OptionPreviewRevert)
{
string myCommand;
switch (command.Type)
{
case CommandType.OptionSelection:
myCommand = Properties.Command;
break;
case CommandType.OptionPreview:
myCommand = Properties.CommandPreview;
break;
case CommandType.OptionPreviewRevert:
myCommand = Properties.CommandRevert;
break;
default:
// This case should not be hit, but it allows compilation
myCommand = Properties.Command;
break;
}
// Keep track of the fact that we have already processed the command
// so that we will not infinitely recurse.
_processingCommand = true;
// Stop the command here and send our own
RaiseCommandEvent(myCommand,
command.Type,
command.Parameters);
_processingCommand = false;
base.OnPreBubbleCommand(command);
return false;
}
return base.OnPreBubbleCommand(command);
}
internal override bool OnPreBubbleCommand(CommandEventArgs command)
{
// Root events are from the ribbon as a whole and not from a particular location
if (command.Type != CommandType.RootEvent)
{
// If the command is a tab selection command then it comes from the upper ribbon
command.CommandInfo.RootLocation = command.Type ==
CommandType.TabSelection ? "UpperRibbon" : "LowerRibbon";
// If the command is a tabswitch command, then we want to put the tab id in
// the commandinfo property bag.
if (command.Type == CommandType.TabSelection)
{
command.CommandInfo.TabId = command.Properties.ContainsKey("NewContextId") ?
command.Properties["NewContextId"] : string.Empty;
}
}
return base.OnPreBubbleCommand(command);
}
