gtk_utils.c

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/*
 
  $Id: gtk_utils.c 23065 2016-03-02 09:05:50Z coelho $
 
  Copyright 1989-2016 MINES ParisTech
 
  This file is part of PIPS.
 
  PIPS 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
  any later version.
 
  PIPS 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 PIPS.  If not, see <http://www.gnu.org/licenses/>.
 
*/
#ifdef HAVE_CONFIG_H
    #include "pips_config.h"
#endif
#include <stdio.h>
#include <sys/types.h>
#include <sys/param.h>
 
#include <sys/time.h>
#include <sys/resource.h>
 
#include "genC.h"
#include "misc.h"
 
#undef test_undefined // also defined in glib included from gtk
#include <gtk/gtk.h>
#include "gpips.h"
 
extern char *getwd();
 
const char * gpips_gtk_menu_item_get_label(GtkWidget * w) {
        guint i;
        const char * label;
        GtkWidget * child;
        if (!GTK_IS_MENU_ITEM(w))
                return NULL;
        GList * children = gtk_container_get_children(GTK_CONTAINER(w));
        for (i = 0; i < g_list_length(children); i++) {
                child = (GtkWidget *) g_list_nth_data(children, i);
                if (!GTK_IS_LABEL(child))
                        continue;
                label = gtk_label_get_text(GTK_LABEL(child));
        }
        g_list_free(children);
        return (label);
}
 
bool gpips_gtk_widget_get_sensitive(GtkWidget * w) {
        return GTK_WIDGET_SENSITIVE(w);
}
 
void gpips_gtk_menu_item_set_label(GtkWidget * w, gchar * text) {
        guint i;
        GtkWidget * child;
        if (!GTK_IS_MENU_ITEM(w))
                return;
        GList * children = gtk_container_get_children(GTK_CONTAINER(w));
        for (i = 0; i < g_list_length(children); i++) {
                child = (GtkWidget *) g_list_nth_data(children, i);
                if (!GTK_IS_LABEL(child))
                        continue;
                gtk_label_set_text(GTK_LABEL(child), text);
        }
        g_list_free(children);
}
 
GtkWidget * gpips_gtk_dialog_get_content_area(GtkDialog *dialog) {
        g_return_val_if_fail(GTK_IS_DIALOG(dialog), NULL);
        return dialog->vbox;
}
 
gdouble gpips_gtk_adjustment_get_upper(GtkAdjustment *adjustment) {
        g_return_val_if_fail(GTK_IS_ADJUSTMENT(adjustment), 0.0);
        return adjustment->upper;
}
 
gint hide_window(GtkWidget *window, GdkEvent *ev __attribute__((unused)), gpointer data __attribute__((unused))) {
        gtk_widget_hide(GTK_WIDGET(window));
        return TRUE;
}
 
gint load_file(const gchar *filename, gchar ** data) {
        int size = 0;
        FILE *f = fopen(filename, "rb");
        if (f == NULL) {
                *data = NULL;
                return -1; // -1 means file opening fail
        }
 
        fseek(f, 0, SEEK_END);
        size = ftell(f);
        fseek(f, 0, SEEK_SET);
 
        *data = (char *) malloc(size + 1);
 
        if (size != fread(*data, sizeof(char), size, f)) {
                free(*data);
                return -2; // -2 means file reading fail
        }
        fclose(f);
        (*data)[size] = 0;
        return size;
}