public static Command CreateCommandButton(this Commands2 me, AddIn addin, CommandBase command)
{
object[] contextGUIDS = new object[] { };
Commands2 commands = me;
// Try to retrieve the command. If it was created already, just leave since the command exists.
Command vsCommand = me.GetCommand(me.GetFullname(addin, command.Name));
if (vsCommand != null)
{
return(null); // it already exists
}
try
{
// Try to create a command with icon.
// This usually fails using Visual Studio 2005 if the VsTortoise satellite dll culture does not match the one of Visual Studio.
vsCommand = commands.AddNamedCommand2(addin, command.Name, command.Caption, command.Tooltip, false, Type.Missing,
ref contextGUIDS, (int)vsCommandStatus.vsCommandStatusSupported + (int)vsCommandStatus.vsCommandStatusEnabled,
(int)vsCommandStyle.vsCommandStylePictAndText, vsCommandControlType.vsCommandControlTypeButton);
}
catch
{ }
if (vsCommand == null)
{
// We're here when command creation failed, so create it without icon.
vsCommand = commands.AddNamedCommand2(addin, command.Name, command.Caption, command.Tooltip, true, (int)0,
ref contextGUIDS, (int)vsCommandStatus.vsCommandStatusSupported + (int)vsCommandStatus.vsCommandStatusEnabled,
(int)vsCommandStyle.vsCommandStylePictAndText, vsCommandControlType.vsCommandControlTypeButton);
}
if (vsCommand != null)
{
// First check if there is a preferred binding at all,
// to skip unnecessary further expensive tests
if (!string.IsNullOrEmpty(command.PreferredBinding))
{
// The command inside VS has been added.
// Now check if any command is using the preferred binding already.
// We use it only, when it is not used by another command!
// Bindings are "atomic". If we would use a binding that is in use already,
// the binding gets removed from the current command. We don't want to steal bindings from other commands!
bool bindingUsedAlready = me.GetCommandByBinding(command.PreferredBinding) != null;
if (!bindingUsedAlready)
{
try
{
// TODO: figure how to assign bindings correctly
// Bindings use translated texts, this is so ridiculous.
// I don't know how to assign a shortcut in a language independent way,
// so we use a try/catch here, otherwise the add-in refuses to start-up.
// English: "Text Editor::Ctrl+Shift+Alt+Up Arrow"
// German.: "Text-Editor::Strg+Umschalt+Alt+NACH-OBEN-TASTE"
vsCommand.Bindings = command.PreferredBinding;
}
catch
{ }
}
}
}
return(vsCommand);
}