/* * * Sample Code for Gtk+ Programming in C, 1st Edition, Prentice Hall * * Copyright 2000 - 2002 Syd Logan, All Rights Reserved * * This code is distributed without warranty. You are free to use this * code for any purpose, however, if this code is republished or * redistributed in its original form, as hardcopy or electronically, * then you must include this copyright notice along with the code. * * Questions or comments regarding this code or any bugs it contains can * be directed to the author via e-mail at slogan@cts.com **/#include <gtk/gtk.h>#include <stdio.h>#include <string.h>#include <stdlib.h>static GtkWidget *list;intCompareDate(char *text1, char *text2){	char    *m1, *m2, *d1, *d2, *y1, *y2;	int    	im1, im2, id1, id2, iy1, iy2;	char	delim;	char t1buf[NAME_MAX], t2buf[NAME_MAX];	strncpy( t1buf, text1, NAME_MAX );	strncpy( t2buf, text2, NAME_MAX );	/* parse first date */	delim = '/';	m1 = strtok( t1buf, &delim );	d1 = strtok( NULL, &delim );	y1 = strtok( NULL, &delim );	/* parse second date */	m2 = strtok( t2buf, &delim );	d2 = strtok( NULL, &delim );	y2 = strtok( NULL, &delim );	/* make sure we got something for each */	if ( !m1 || !m2 || !d1 || !d2 || !y1 || !y2 )		return( 0 );	im1 = atoi( m1 ); id1 = atoi( d1 ); iy1 = atoi( y1 );	im2 = atoi( m2 ); id2 = atoi( d2 ); iy2 = atoi( y2 );	/* Year has precedence over month, which has precendence	   over the day */	if ( iy1 < iy2 )		return( -1 );	else if ( iy1 > iy2 )		return( 1 );	else {		// year is the same		if ( im1 < im2 )			return( -1 );		else if ( im1 > im2 )			return( 1 );		else {			// year, month are the same			if ( id1 < id2 )				return( -1 );			else if ( id1 > id2 )				return( 1 );			// fall through since dates are equal		}	}	return( 0 );}static gintMyCompare (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2){  char *text1 = NULL;  char *text2 = NULL;  GtkCListRow *row1 = (GtkCListRow *) ptr1;  GtkCListRow *row2 = (GtkCListRow *) ptr2;  switch (row1->cell[clist->sort_column].type)    {    case GTK_CELL_TEXT:      text1 = GTK_CELL_TEXT (row1->cell[clist->sort_column])->text;      break;    case GTK_CELL_PIXTEXT:      text1 = GTK_CELL_PIXTEXT (row1->cell[clist->sort_column])->text;      break;    default:      break;    }  switch (row2->cell[clist->sort_column].type)    {    case GTK_CELL_TEXT:      text2 = GTK_CELL_TEXT (row2->cell[clist->sort_column])->text;      break;    case GTK_CELL_PIXTEXT:      text2 = GTK_CELL_PIXTEXT (row2->cell[clist->sort_column])->text;      break;    default:      break;    }  if (!text2)    return (text1 != NULL);  if (!text1)    return -1;  return CompareDate (text1, text2);}static gintCompareEntireRow(GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2){  char *text1 = NULL;  char *text2 = NULL;  int i, ret;  GtkCListRow *row1 = (GtkCListRow *) ptr1;  GtkCListRow *row2 = (GtkCListRow *) ptr2;  for ( i = 0; i < clist->columns; i++ ) {  	switch (row1->cell[i].type)    	{    	case GTK_CELL_TEXT:      		text1 = GTK_CELL_TEXT (row1->cell[i])->text;      		break;    	case GTK_CELL_PIXTEXT:      		text1 = GTK_CELL_PIXTEXT (row1->cell[i])->text;      		break;    	default:      		break;    	}    switch (row2->cell[i].type)    	{    	case GTK_CELL_TEXT:      		text2 = GTK_CELL_TEXT (row2->cell[i])->text;      		break;    	case GTK_CELL_PIXTEXT:      		text2 = GTK_CELL_PIXTEXT (row2->cell[i])->text;      		break;    	default:      		break;    	}  	if (!text2)    		return (text1 != NULL);  	if (!text1)    		return -1;  	ret = strcmp (text1, text2);	  if ( ret != 0 )		  return( ret );  }  return( 0 );}static GtkWidget*new_pixmap(char *filename, GdkWindow *window,  GdkColor *background, GdkPixmap **pmap, GdkBitmap **mask){  GtkWidget *wpixmap;  *pmap = gdk_pixmap_create_from_xpm (window, mask, background, filename);  wpixmap = gtk_pixmap_new (*pmap, *mask);  return wpixmap;}static voidQuitCallback(GtkWidget *widget, GtkWidget *dialog_window){	gtk_main_quit();	exit( 0 );}main( int argc, char *argv[] ){	int i;	GtkWidget *button, *hbox, *dialog_window;	GtkWidget *pixmap;	GdkPixmap *pmap;	GdkBitmap *mask;	GdkColor color, col1, col2;	char *texts[3];	GtkStyle *style = NULL, *style1 = NULL, *style2 = NULL, *style3 = NULL;	static char *titles[] =	{	    "",	    "Date",	    "Location",	};	gtk_init( &argc, &argv );	dialog_window = gtk_dialog_new(); 	gtk_window_position (GTK_WINDOW (dialog_window), GTK_WIN_POS_MOUSE);	gtk_widget_set_usize( dialog_window, 100, 100 );	hbox = gtk_hbox_new (FALSE, 0);	gtk_container_add (GTK_CONTAINER (GTK_DIALOG (dialog_window)->vbox), 		hbox); 	list = gtk_clist_new_with_titles( 3, titles );	gtk_clist_set_sort_column(GTK_CLIST(list), 1);	gtk_clist_set_auto_sort(GTK_CLIST(list), TRUE);	gtk_clist_set_reorderable (GTK_CLIST(list), TRUE);	gtk_clist_set_compare_func(GTK_CLIST(list), MyCompare);	gtk_clist_set_use_drag_icons( GTK_CLIST(list), TRUE );	for ( i = 0; i < 3; i++ )		gtk_clist_column_title_passive( GTK_CLIST(list), TRUE );	texts[0] = "Item 1";	texts[1] = "3/5/2000";	texts[2] = "San Jose, CA";	gtk_clist_append( GTK_CLIST( list ), texts );	texts[0] = "Item 2";	texts[1] = "1/12/1999";	texts[2] = "Williamsburg, VA";	gtk_clist_append( GTK_CLIST( list ), texts );	texts[0] = "Item 3";	texts[1] = "1/12/1997";	texts[2] = "Seattle, WA";	gtk_clist_append( GTK_CLIST( list ), texts );	texts[0] = "Item 4";	texts[1] = "2/12/1998";	texts[2] = "New York, NY";	gtk_clist_append( GTK_CLIST( list ), texts );	gtk_clist_set_selection_mode(GTK_CLIST(list), GTK_SELECTION_SINGLE);	gtk_clist_set_column_auto_resize(GTK_CLIST(list), 0, TRUE );	gtk_clist_set_column_auto_resize(GTK_CLIST(list), 1, TRUE );	gtk_clist_set_column_auto_resize(GTK_CLIST(list), 2, TRUE );	gtk_clist_set_shift(GTK_CLIST(list), 1, 0, 5, 5 );  gtk_box_pack_start (GTK_BOX (hbox), list, FALSE, FALSE, 0);  button = gtk_button_new_with_label ("Quit");  gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dialog_window)->action_area), 		button, TRUE, TRUE, 0);  gtk_signal_connect (GTK_OBJECT (button), "clicked", 		GTK_SIGNAL_FUNC(QuitCallback), dialog_window);  gtk_widget_show_all (dialog_window);  pixmap = new_pixmap ("test.xpm", dialog_window->window,    &dialog_window->style->bg[GTK_STATE_NORMAL], &pmap, &mask);	gtk_clist_set_column_widget(GTK_CLIST(list), 0, pixmap);	color.red = color.green = 0; color.blue = 0xffff;	gtk_clist_set_foreground( GTK_CLIST( list ), 1, &color );  gtk_clist_set_pixtext (GTK_CLIST(list), 0, 2, "New York, NY", 5, pmap, mask);  col1.red   = 0;  col1.green = 56000;  col1.blue  = 0;  col2.red   = 32000;  col2.green = 0;  col2.blue  = 56000;  style1 = gtk_style_copy (GTK_WIDGET (list)->style);  style1->base[GTK_STATE_NORMAL] = col1;  style1->base[GTK_STATE_SELECTED] = col2;  style2 = GTK_WIDGET (list)->style;  style2->fg[GTK_STATE_NORMAL] = col1;  style2->fg[GTK_STATE_SELECTED] = col2;  style3 = gtk_style_copy (GTK_WIDGET (list)->style);  style3->fg[GTK_STATE_NORMAL] = col1;  style3->base[GTK_STATE_NORMAL] = col2;  gdk_font_unref (style3->font);  style3->font = gdk_font_load("-*-courier-medium-*-*-*-*-120-*-*-*-*-*-*");  style = list->style;  style = gtk_clist_get_cell_style( GTK_CLIST(list), 0, 0 );		style = gtk_clist_get_row_style( GTK_CLIST(list), 0 );	  gtk_clist_set_cell_style (GTK_CLIST (list), 0, 0, style1);  gtk_clist_set_cell_style (GTK_CLIST (list), 1, 0, style2);  gtk_clist_set_cell_style (GTK_CLIST (list), 2, 0, style3);	gtk_main();}