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mytoolbar.c

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/* GtkSQL -- an interactive graphical query tool for PostgreSQL
 * Copyright (C) 1998-2003  Lionel ULMER, Darryl luff
 *
 * This program 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.
 *
 * This program 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#include <assert.h>
#include <string.h>

#include "gui_common.h"
#include "mytoolbar.h"

#define NORM_KEY "norm"

#define GREY_KEY "grey"

#define MASK_KEY "mask"

static GtkWidget *toolbar;

void set_my_toolbar_config(int config)
{
    /* Nothing yet.. */
}

static void pixmap_state_changed(GtkWidget * widget,
                                 GtkStateType previous_state,
                                 gpointer user_data)
{
    GtkPixmap *pixmap;
    GdkPixmap *mask, *normal_pixmap, *insensitive_pixmap;

    pixmap = GTK_PIXMAP(widget);
    mask = (GdkPixmap *) gtk_object_get_data(GTK_OBJECT(pixmap), MASK_KEY);
    normal_pixmap =
        (GdkPixmap *) gtk_object_get_data(GTK_OBJECT(pixmap), NORM_KEY);
    insensitive_pixmap =
        (GdkPixmap *) gtk_object_get_data(GTK_OBJECT(pixmap), GREY_KEY);

    switch (GTK_WIDGET_STATE(pixmap)) {
    case GTK_STATE_NORMAL:
        gtk_pixmap_set(pixmap, normal_pixmap, mask);
        break;
    case GTK_STATE_INSENSITIVE:
        gtk_pixmap_set(pixmap, insensitive_pixmap, mask);
        break;
    case GTK_STATE_ACTIVE:
    case GTK_STATE_PRELIGHT:
    case GTK_STATE_SELECTED:
        /* we want to ignore these? */
        break;
    }
}

static GtkWidget *create_pixmap(GtkWidget * ref, char **pixmap, char **grey_pixmap)
{
    GdkBitmap *mask;
    GdkPixmap *gdkpix, *gdkpix_grey;
    GtkStyle *style;
    GtkWidget *gtkpix;
    
    style = gtk_widget_get_style(ref);
    gdkpix =
        gdk_pixmap_create_from_xpm_d(ref->window, &mask,
                                     &(style->bg[GTK_STATE_NORMAL]), pixmap);
    gdkpix_grey =
        gdk_pixmap_create_from_xpm_d(ref->window, &mask,
                                     &style->bg[GTK_STATE_NORMAL],
                                     grey_pixmap);
    gtkpix = gtk_pixmap_new(gdkpix, mask);
    gtk_widget_show(gtkpix);

    gtk_object_set_data(GTK_OBJECT(gtkpix), NORM_KEY, gdkpix);
    gtk_object_set_data(GTK_OBJECT(gtkpix), GREY_KEY, gdkpix_grey);
    gtk_object_set_data(GTK_OBJECT(gtkpix), MASK_KEY, mask);

    gtk_signal_connect(GTK_OBJECT(gtkpix), "state_changed",
                       GTK_SIGNAL_FUNC(pixmap_state_changed), NULL);
    return gtkpix;
}

GtkWidget *create_my_toolbar(GtkWidget * ref, ToolBar * toolbardef)
{
    int i;
    assert(ref != NULL);

    /* Create the toolbar */
    toolbar = gtk_toolbar_new(GTK_ORIENTATION_HORIZONTAL, GTK_TOOLBAR_BOTH);
    gtk_toolbar_set_tooltips(GTK_TOOLBAR(toolbar), TRUE);

    /* Builds the toolbar */
    i = 0;
    gtk_toolbar_append_space(GTK_TOOLBAR(toolbar));
    while (toolbardef[i].label != NULL) {
        if (strlen(toolbardef[i].label) == 0) {
            gtk_toolbar_append_space(GTK_TOOLBAR(toolbar));
        }
        else {
            GtkWidget *gtkpix =
                create_pixmap(ref, toolbardef[i].pixmap,
                              toolbardef[i].grey_pixmap);
            GtkWidget *but_vbox;

            but_vbox =
                gtk_toolbar_append_item(GTK_TOOLBAR(toolbar),
                                        toolbardef[i].label,
                                        toolbardef[i].tooltip, "Private",
                                        gtkpix, toolbardef[i].callback,
                                        toolbardef[i].data);
            *toolbardef[i].store_to = but_vbox;
        }
        i++;
    }
    return toolbar;
}

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