filechooser_dialog.c

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#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif

#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>

#include <gdk/gdkkeysyms.h>
#include <gtk/gtk.h>


#include "../globals.h"
#include "filechooser_dialog.h"


void
on_filechooser_dialog_cancel_button_clicked
                                        (GtkButton       *button,
                                        gpointer         user_data)
{
        GtkWidget *filechooser_dialog = lookup_widget (GTK_WIDGET (button),
                "filechooser_dialog");
        gtk_widget_destroy (filechooser_dialog);
}


void
on_filechooser_dialog_close            (GtkDialog       *dialog,
                                        gpointer         user_data)
{
        GtkWidget *filechooser_dialog = lookup_widget (GTK_WIDGET (dialog),
                "filechooser_dialog");
        gtk_widget_destroy (filechooser_dialog);
}



void
on_filechooser_dialog_current_folder_changed
(
        GtkFileChooser *filechooser,
        gpointer user_data
)
{
        GtkWidget *filechooser_dialog = lookup_widget (GTK_WIDGET (filechooser),
                "filechooser_dialog");
        gchar *current_folder = g_strdup (gtk_file_chooser_get_current_folder
                (GTK_FILE_CHOOSER (filechooser_dialog)));
        /* Test if current folder is a null pointer.
         * If so, please log a message. */
        if (!current_folder)
        {
                if (verbose)
                        g_log ("", G_LOG_LEVEL_WARNING,
                                _("current folder is not initialised  (null pointer)."));
        }
        /* Test if current folder is an empty string pointer.
         * If so, please log a message. */
        else if (!strcmp (current_folder, ""))
        {
                if (verbose)
                        g_log ("", G_LOG_LEVEL_WARNING,
                                _("current folder contains an empty string."));
        }
        /* Test if current folder is a directory.
         * If so, store in temp_dir. */
        else if (g_file_test (current_folder, G_FILE_TEST_IS_DIR))
        {
                temp_dir = g_strdup (current_folder);
                if (verbose)
                        g_log ("", G_LOG_LEVEL_INFO, _("Changed cwd to: %s"),
                                current_folder);
        }
        /* Clean up used variable(s). */
        g_free (current_folder);
}


void
on_filechooser_dialog_open_button_clicked
(
        GtkButton *button,
        gpointer user_data
)
{
        GtkWidget *filechooser_dialog = lookup_widget (GTK_WIDGET (button),
                "filechooser_dialog");
        gchar *selected_filename = NULL;
        selected_filename = g_strdup (gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (filechooser_dialog)));
        /* Test if selected filename is a null pointer.
         * If so, please log a message and return. */
        if (!selected_filename)
        {
                if (verbose)
                        g_log ("", G_LOG_LEVEL_WARNING,
                                _("selected filename is not initialised (NULL pointer)."));
        }
        /* Test if selected filename is an empty string.
         * If so, please log a message and return. */
        else if (!strcmp (selected_filename, ""))
        {
                if (verbose)
                        g_log ("", G_LOG_LEVEL_WARNING,
                                _("selected filename contains an empty string."));
        }
        /* Test if selected filename is a directory.
         * If so, please notify the user (in the statusbar), to select a file
         * instead. */
        else if (g_file_test (selected_filename, G_FILE_TEST_IS_DIR))
        {
                if (verbose)
                        g_log ("", G_LOG_LEVEL_WARNING, _("selected filename is a directory."));
        }
        else
        {
                /* Store the (now validated) selected filename. */
                gchar *fpw_filename = g_strdup (selected_filename);
                if (temp_dir)
                        work_dir = g_strdup (temp_dir);
                /* Read new global values from the selected footprintwizard file. */
                if (read_footprintwizard_file (fpw_filename) == EXIT_SUCCESS)
                {
                        if (verbose)
                                g_log ("", G_LOG_LEVEL_INFO, _("Read footprintwizard file %s."), fpw_filename);
                        /* Update the entry widgets to reflect the changes. */
                        GtkWidget *toplevel = gtk_widget_get_toplevel (GTK_WIDGET (button));
                        if (GTK_WIDGET_TOPLEVEL (toplevel))
                        {
                                all_entries_need_updated (GTK_WIDGET (toplevel));
                        }
                        /* Clean up used variable(s). */
                        g_free (toplevel);
                }
                else
                {
                        GtkWidget *toplevel = gtk_widget_get_toplevel (GTK_WIDGET (button));
                        if (GTK_WIDGET_TOPLEVEL (toplevel))
                        {
                                GtkWidget *dialog = gtk_message_dialog_new
                                (
                                        GTK_WINDOW (toplevel),
                                        GTK_DIALOG_DESTROY_WITH_PARENT,
                                        GTK_MESSAGE_ERROR,
                                        GTK_BUTTONS_CLOSE,
                                        g_strdup_printf (_("ERROR: Unable to read footprint wizard file %s."), fpw_filename)
                                );
                                gtk_dialog_run (GTK_DIALOG (dialog));
                                gtk_widget_destroy (dialog);
                                g_free (dialog);
                                return;
                        }
                        g_free (toplevel);
                }
                /* Clean up used variable(s). */
                g_free (fpw_filename);
        }
        /* Clean up used variable(s). */
        g_free (selected_filename);
}


void
on_filechooser_dialog_selection_changed
                                        (GtkFileChooser  *filechooser,
                                        gpointer         user_data)
{

}


void
on_filechooser_dialog_update_preview   (GtkFileChooser  *filechooser,
                                        gpointer         user_data)
{

}


GtkWidget*
create_filechooser_dialog (void)
{
        GtkWidget *filechooser_dialog;
        GdkPixbuf *filechooser_dialog_icon_pixbuf;
        GtkWidget *filechooser_dialog_vbox;
        GtkWidget *filechooser_dialog_action_area;
        GtkWidget *filechooser_dialog_cancel_button;
        GtkWidget *filechooser_dialog_open_button;

        filechooser_dialog = gtk_file_chooser_dialog_new (_("pcb-gfpw: choose a .fpw file"), NULL, GTK_FILE_CHOOSER_ACTION_OPEN, NULL);
        gtk_widget_set_name (filechooser_dialog, "filechooser_dialog");
        filechooser_dialog_icon_pixbuf = create_pixbuf ("gFootprintWizard.xpm");
        if (filechooser_dialog_icon_pixbuf)
        {
                gtk_window_set_icon (GTK_WINDOW (filechooser_dialog), filechooser_dialog_icon_pixbuf);
                gdk_pixbuf_unref (filechooser_dialog_icon_pixbuf);
        }
        gtk_window_set_type_hint (GTK_WINDOW (filechooser_dialog), GDK_WINDOW_TYPE_HINT_DIALOG);
        /* Create a vbox. */
        filechooser_dialog_vbox = GTK_DIALOG (filechooser_dialog)->vbox;
        gtk_widget_set_name (filechooser_dialog_vbox, "filechooser_dialog_vbox");
        gtk_widget_show (filechooser_dialog_vbox);
        /* Create an action area. */
        filechooser_dialog_action_area = GTK_DIALOG (filechooser_dialog)->action_area;
        gtk_widget_set_name (filechooser_dialog_action_area, "filechooser_dialog_action_area");
        gtk_widget_show (filechooser_dialog_action_area);
        gtk_button_box_set_layout (GTK_BUTTON_BOX (filechooser_dialog_action_area), GTK_BUTTONBOX_END);
        /* Create a "cancel" button. */
        filechooser_dialog_cancel_button = gtk_button_new_from_stock ("gtk-cancel");
        gtk_widget_set_name (filechooser_dialog_cancel_button, "filechooser_dialog_cancel_button");
        gtk_widget_show (filechooser_dialog_cancel_button);
        gtk_dialog_add_action_widget (GTK_DIALOG (filechooser_dialog), filechooser_dialog_cancel_button, GTK_RESPONSE_CANCEL);
        GTK_WIDGET_SET_FLAGS (filechooser_dialog_cancel_button, GTK_CAN_DEFAULT);
        /* Create an "open" button.*/
        filechooser_dialog_open_button = gtk_button_new_from_stock ("gtk-open");
        gtk_widget_set_name (filechooser_dialog_open_button, "filechooser_dialog_open_button");
        gtk_widget_show (filechooser_dialog_open_button);
        gtk_dialog_add_action_widget (GTK_DIALOG (filechooser_dialog), filechooser_dialog_open_button, GTK_RESPONSE_OK);
        GTK_WIDGET_SET_FLAGS (filechooser_dialog_open_button, GTK_CAN_DEFAULT);
        /* Connect signals to callback functions. */
        g_signal_connect
        (
                (gpointer) filechooser_dialog,
                "selection_changed",
                G_CALLBACK (on_filechooser_dialog_selection_changed),
                NULL
        );
        g_signal_connect
        (
                (gpointer) filechooser_dialog,
                "close",
                G_CALLBACK (on_filechooser_dialog_close),
                NULL
        );
        g_signal_connect
        (
                (gpointer) filechooser_dialog,
                "current_folder_changed",
                G_CALLBACK (on_filechooser_dialog_current_folder_changed),
                NULL
        );
        g_signal_connect
        (
                (gpointer) filechooser_dialog,
                "update_preview",
                G_CALLBACK (on_filechooser_dialog_update_preview),
                NULL
        );
        g_signal_connect
        (
                (gpointer) filechooser_dialog_cancel_button,
                "clicked",
                G_CALLBACK (on_filechooser_dialog_cancel_button_clicked),
                NULL
        );
        g_signal_connect
        (
                (gpointer) filechooser_dialog_open_button,
                "clicked",
                G_CALLBACK (on_filechooser_dialog_open_button_clicked),
                NULL
        );
        /* Store pointers to all widgets, for use by lookup_widget(). */
        GLADE_HOOKUP_OBJECT_NO_REF (filechooser_dialog, filechooser_dialog, "filechooser_dialog");
        GLADE_HOOKUP_OBJECT_NO_REF (filechooser_dialog, filechooser_dialog_vbox, "filechooser_dialog_vbox");
        GLADE_HOOKUP_OBJECT_NO_REF (filechooser_dialog, filechooser_dialog_action_area, "filechooser_dialog_action_area");
        GLADE_HOOKUP_OBJECT (filechooser_dialog, filechooser_dialog_cancel_button, "filechooser_dialog_cancel_button");
        GLADE_HOOKUP_OBJECT (filechooser_dialog, filechooser_dialog_open_button, "filechooser_dialog_open_button");
        gtk_widget_grab_default (filechooser_dialog_open_button);
        return filechooser_dialog;
}


/* EOF */