/* 
*
*  ProLinga-UI
*
*  Copyright (C) 2002-2008 Xobas Software.
*  All rights reserved.
*  
*  This file is part of ProLinga-UI.
*
*  ProLinga-UI 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 3 of the License, or
*  (at your option) any later version.
*
*  ProLinga-UI 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 ProLinga-UI.  If not, see <http://www.gnu.org/licenses/>.
*
*  More information is available at the following addresses:
*
*  Website     : http://www.prolinga.org
*
*  Email       : prolinga-list@prolinga.org
*
*
*/

#include "UICommon.h"
#include <gtk/gtk.h>
#include <glade/glade.h>
#include <libxml/xmlmemory.h>
#include <libxml/parser.h>
#include "UIShare.hpp"

GtkWidget* LookupWidget(GtkWidget *widget, const gchar *widget_name)
{
	GladeXML *xml;
	GList *wdgList;
	GtkWidget *wdgt;

	xml = glade_get_widget_tree(widget);
	wdgt =  glade_xml_get_widget(xml, widget_name);
	wdgList = glade_xml_get_widget_prefix(xml, "");
/*
	if (strcmp((char *)widget_name, "External") == 0)
	{
	lengthWdgList = g_list_length(wdgList);
	for (i = 1; i < lengthWdgList; i++)
	{
		tmpWdg = GTK_WIDGET(g_list_nth_data(wdgList, i));
		printf("WIDGET : %s   NAME : %s\n", G_OBJECT_TYPE_NAME(G_OBJECT(tmpWdg)), gtk_widget_get_name(tmpWdg));
	}
	}
*/

	if(wdgt == NULL)
		g_warning ("Widget not found: %s", widget_name);

	/* Return */
	return wdgt;
}

DesktopScreen::DesktopScreen()
{
	screenName = NULL;
	screenWidget = NULL;
	nextPtr = NULL;
}
DesktopScreen::~DesktopScreen()
{
	/* Clean up */
	if (screenName != NULL)
		delete screenName;
}

GtkWidget *DesktopScreen::getOneValue(DesktopScreenPtr *dtsPtr, const char *name)
{
	DesktopScreenPtr curPtr;

	curPtr = *dtsPtr;
	while (curPtr != NULL)
	{
		if (strcmp(curPtr->screenName, name) == 0)
			return curPtr->screenWidget;

		curPtr= curPtr->nextPtr;
	}
	return NULL;
}

void DesktopScreen::putValue(DesktopScreenPtr *dtsPtr, const char *name, const GtkWidget *wdgScreen)
{
	DesktopScreenPtr newPtr;

	/* Prepend value to list. Double allowed (multiple modeless) */
	newPtr = new DesktopScreen;
	newPtr->screenName = new char[(strlen(name)+1)];
	strcpy(newPtr->screenName, name);
	newPtr->screenWidget = GTK_WIDGET(wdgScreen);
	newPtr->nextPtr = *dtsPtr;
	*dtsPtr = newPtr;
}

void DesktopScreen::deleteValue(DesktopScreenPtr *dtsPtr, const char *name, const GtkWidget *wdgScreen)
{
	DesktopScreenPtr curPtr, prevPtr;

	curPtr = *dtsPtr;
	prevPtr = NULL;
	while (curPtr != NULL)
	{
		if ((strcmp(curPtr->screenName, name) == 0) && (GTK_WIDGET(curPtr->screenWidget) == GTK_WIDGET(wdgScreen)))
		{
			if (prevPtr == NULL)
			{
				/* First Record */
				*dtsPtr = curPtr->nextPtr;
					break;
			}
			else
			{
				prevPtr->nextPtr = curPtr->nextPtr;
					break;
			}

			delete curPtr;
		}
		prevPtr = curPtr;
		curPtr = curPtr->nextPtr;
	}
}

GtkWidget *DesktopScreen::getFirstValue(DesktopScreenPtr *dtsPtr)
{
	if (*dtsPtr != NULL)
		return (*dtsPtr)->screenWidget;
	else
		return NULL;
}

int DesktopScreen::isOnDesktop(DesktopScreenPtr dtsPtr, const char *name)
{
	DesktopScreenPtr curPtr;
	int hits = 0;

	/* Check if and how many times screen name exits in mem list */
	curPtr = dtsPtr;
	while (curPtr != NULL)
	{
		if (strcmp(curPtr->screenName, name) == 0)
			hits++;

		curPtr= curPtr->nextPtr;
	}
	return hits;
}

int DesktopScreen::numberOnDesktop(DesktopScreenPtr dtsPtr)
{
	DesktopScreenPtr curPtr;
	int hits = 0;

	curPtr = dtsPtr;
	while (curPtr != NULL)
	{
		hits++;
		curPtr= curPtr->nextPtr;
	}
	return hits;
}

void DesktopScreen::printList(DesktopScreenPtr dtsPtr) const
{
	DesktopScreenPtr curPtr;

	curPtr = dtsPtr;
	while (curPtr != NULL)
	{
		printf("Screen Name %s\n", curPtr->screenName);
		curPtr = curPtr->nextPtr;
	}
}