keytrap.cpp

Go to the documentation of this file.

/*
 * Copyright (C) Volition, Inc. 1999.  All rights reserved.
 *
 * All source code herein is the property of Volition, Inc. You may not sell 
 * or otherwise commercially exploit the source or things you created based on the 
 * source.
 *
*/



#include "ui/ui.h"
#include "ui/uidefs.h"



void UI_KEYTRAP::create(UI_WINDOW *wnd, int key, void (*_user_function)(void) )
{
        base_create( wnd, UI_KIND_BUTTON, 0, 0, 0, 0 );

        pressed_down = 0;
        set_hotkey(key);
        set_callback(_user_function);

        parent = this;          // Ugly.  This keeps KEYTRAPS from getting keyboard control.
}

void UI_KEYTRAP::draw()
{
}

void UI_KEYTRAP::process(int focus)
{
        pressed_down = 0;

        if (disabled_flag) {
                return;
        }

        if (my_wnd->keypress == hotkey) {
                pressed_down = 1;
                my_wnd->last_keypress = 0;
        }

        if (pressed_down && user_function)      {
                user_function();
        }
}

int UI_KEYTRAP::pressed()
{
        return pressed_down;
}