notepad_display_sched.cpp

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/*
 * File Name: notepad_display_sched.cpp
 */

/*
 * This file is part of notepad.
 *
 * notepad is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * notepad is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

/**
 * Copyright (C) 2010 IREX Technologies B.V.
 * All rights reserved.
 */

//----------------------------------------------------------------------------
// Include Files
//----------------------------------------------------------------------------

#include <gtk/gtk.h>

#include "notepad_display_sched.h"


//----------------------------------------------------------------------------
// Type Declarations
//----------------------------------------------------------------------------


//----------------------------------------------------------------------------
// Constants
//----------------------------------------------------------------------------


//----------------------------------------------------------------------------
// Static Variables
//----------------------------------------------------------------------------

static gboolean g_have_control = FALSE;

//============================================================================
// Local Function Definitions
//============================================================================


//============================================================================
// Functions Implementation
//============================================================================

void notepad_stop_display_update(void)
{
    if (! g_have_control )
    {
        g_have_control = TRUE;
        display_gain_control();
    }
}

void notepad_start_display_update(void)
{
    if (g_have_control )
    {
        g_have_control = FALSE;
        display_return_control();
    }
}

gboolean notepad_display_yield(gpointer data)
{
    if ( g_have_control )
    {
        display_update_return_control((gint) data);
        g_have_control = FALSE;
    }
    return FALSE;
}

gboolean notepad_display_update(gpointer data)
{
    if ( g_have_control )
    {
        display_update_keep_control((gint) data);
    }
    return FALSE;
}

void notepad_on_idle_display_yield(gint type)
{
    if ( g_have_control )
    {
        g_idle_add(notepad_display_yield, (gpointer) type );
    }
}

void notepad_on_idle_display_update(gint type)
{
    if ( g_have_control )
    {
        g_idle_add(notepad_display_update, (gpointer) type );
    }
}

void notepad_on_timeout_display_yield(gint timeout, gint type)
{
    if ( g_have_control )
    {
        g_timeout_add(timeout, notepad_display_yield, (gpointer) type );
    }
}

void notepad_on_timeout_display_update(gint timeout, gint type)
{
    if ( g_have_control )
    {
        g_timeout_add(timeout, notepad_display_update, (gpointer) type );
    }
}