void IChainedCommandHandler <PageUpKeyCommandArgs> .ExecuteCommand(PageUpKeyCommandArgs args, Action nextHandler, CommandExecutionContext context)
{
AssertIsForeground();
if (!ChangeSelection(() => sessionOpt.PresenterSession.SelectPreviousPageItem()))
{
nextHandler();
}
}
void ICommandHandler <PageUpKeyCommandArgs> .ExecuteCommand(PageUpKeyCommandArgs args, Action nextHandler)
{
AssertIsForeground();
ExecuteCommandWorker(args, nextHandler);
}
CommandState ICommandHandler <PageUpKeyCommandArgs> .GetCommandState(PageUpKeyCommandArgs args, Func <CommandState> nextHandler)
{
AssertIsForeground();
return(GetCommandStateWorker(args, nextHandler));
}
CommandState IChainedCommandHandler <PageUpKeyCommandArgs> .GetCommandState(PageUpKeyCommandArgs args, Func <CommandState> nextHandler)
{
AssertIsForeground();
return(nextHandler());
}
void IChainedCommandHandler <PageUpKeyCommandArgs> .ExecuteCommand(PageUpKeyCommandArgs args, Action nextHandler, CommandExecutionContext context)
{
AssertIsForeground();
ExecuteCommandWorker(args, nextHandler, context);
}
bool ICommandHandler <PageUpKeyCommandArgs> .ExecuteCommand(PageUpKeyCommandArgs args, CommandExecutionContext executionContext)
{
GetOperations(args.TextView).PageUp(extendSelection: false);
return(true);
}
CommandState ICommandHandler <PageUpKeyCommandArgs> .GetCommandState(PageUpKeyCommandArgs args)
{
return(CommandState.Available);
}
