272 lines
6.4 KiB
C
272 lines
6.4 KiB
C
/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
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/* e-title-bar.c
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*
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* Copyright (C) 2000 Helix Code, Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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* Author: Ettore Perazzoli
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <gtk/gtkbox.h>
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#include <gtk/gtkbutton.h>
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#include <gtk/gtkhbox.h>
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#include <gtk/gtklabel.h>
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#include <gtk/gtkpixmap.h>
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#include <gtk/gtksignal.h>
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#include <gtk/gtktypeutils.h>
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#include "e-util/e-util.h"
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#include "e-clipped-label.h"
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#include "e-title-bar.h"
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enum {
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TITLE_BUTTON_PRESS_EVENT,
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CLOSE_BUTTON_CLICKED,
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LAST_SIGNAL
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};
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static guint signals[LAST_SIGNAL] = { 0 };
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static char *close_button_xpm[] = {
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"12 12 2 1",
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" c none",
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". c #000000000000",
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" ",
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" .. .. ",
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" ... ... ",
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" ... ... ",
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" ...... ",
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" .... ",
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" .... ",
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" ...... ",
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" ... ... ",
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" ... ... ",
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" .. .. ",
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" "
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};
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#define PARENT_TYPE GTK_TYPE_FRAME
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static GtkFrameClass *parent_class = NULL;
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struct _ETitleBarPrivate {
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GtkWidget *label;
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GtkWidget *close_button;
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GtkWidget *close_button_gtk_pixmap;
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};
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/* Child signal callbacks. */
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static void
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close_button_realize_cb (GtkWidget *widget,
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gpointer data)
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{
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GdkPixmap *close_button_pixmap;
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GdkBitmap *close_button_mask;
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ETitleBar *title_bar;
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ETitleBarPrivate *priv;
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title_bar = E_TITLE_BAR (data);
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priv = title_bar->priv;
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if (priv->close_button_gtk_pixmap != NULL)
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return;
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close_button_pixmap = gdk_pixmap_create_from_xpm_d (GTK_WIDGET (priv->close_button)->window,
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&close_button_mask,
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NULL, close_button_xpm);
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priv->close_button_gtk_pixmap = gtk_pixmap_new (close_button_pixmap, close_button_mask);
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gtk_container_add (GTK_CONTAINER (priv->close_button), priv->close_button_gtk_pixmap);
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gtk_widget_show (priv->close_button_gtk_pixmap);
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gdk_pixmap_unref (close_button_pixmap);
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gdk_bitmap_unref (close_button_mask);
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}
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static void
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close_button_clicked_cb (GtkButton *button,
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gpointer data)
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{
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ETitleBar *title_bar;
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title_bar = E_TITLE_BAR (data);
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gtk_signal_emit (GTK_OBJECT (title_bar), signals[CLOSE_BUTTON_CLICKED]);
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}
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static void
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label_button_press_event_cb (GtkWidget *widget,
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GdkEventButton *event,
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gpointer data)
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{
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ETitleBar *title_bar;
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title_bar = E_TITLE_BAR (data);
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gtk_signal_emit (GTK_OBJECT (title_bar), signals[TITLE_BUTTON_PRESS_EVENT], event);
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}
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/* GtkObject methods. */
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static void
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destroy (GtkObject *object)
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{
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ETitleBar *title_bar;
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ETitleBarPrivate *priv;
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title_bar = E_TITLE_BAR (object);
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priv = title_bar->priv;
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g_free (priv);
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(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
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}
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static void
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class_init (ETitleBarClass *klass)
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{
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GtkObjectClass *object_class;
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object_class = (GtkObjectClass*) klass;
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object_class->destroy = destroy;
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parent_class = gtk_type_class (gtk_frame_get_type ());
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signals[TITLE_BUTTON_PRESS_EVENT] =
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gtk_signal_new ("title_button_press_event",
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GTK_RUN_FIRST,
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object_class->type,
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GTK_SIGNAL_OFFSET (ETitleBarClass, title_button_press_event),
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gtk_marshal_NONE__POINTER,
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GTK_TYPE_NONE, 1,
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GTK_TYPE_GDK_EVENT);
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signals[CLOSE_BUTTON_CLICKED] =
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gtk_signal_new ("close_button_clicked",
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GTK_RUN_FIRST,
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object_class->type,
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GTK_SIGNAL_OFFSET (ETitleBarClass, close_button_clicked),
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gtk_marshal_NONE__NONE,
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GTK_TYPE_NONE, 0);
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gtk_object_class_add_signals (object_class, signals, LAST_SIGNAL);
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}
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static void
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init (ETitleBar *title_bar)
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{
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ETitleBarPrivate *priv;
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priv = g_new (ETitleBarPrivate, 1);
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priv->label = NULL;
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priv->close_button = NULL;
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priv->close_button_gtk_pixmap = NULL;
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title_bar->priv = priv;
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}
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void
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e_title_bar_construct (ETitleBar *title_bar,
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const char *title)
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{
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ETitleBarPrivate *priv;
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GtkWidget *hbox;
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g_return_if_fail (title_bar != NULL);
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g_return_if_fail (E_IS_TITLE_BAR (title_bar));
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priv = title_bar->priv;
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priv->label = e_clipped_label_new (title);
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gtk_misc_set_alignment (GTK_MISC (priv->label), 0.0, 0.5);
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gtk_widget_show (priv->label);
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priv->close_button = gtk_button_new ();
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GTK_WIDGET_UNSET_FLAGS (priv->close_button, GTK_CAN_FOCUS);
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gtk_container_set_border_width (GTK_CONTAINER (priv->close_button), 1);
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gtk_button_set_relief (GTK_BUTTON (priv->close_button), GTK_RELIEF_NONE);
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gtk_widget_show (priv->close_button);
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hbox = gtk_hbox_new (FALSE, 0);
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gtk_box_pack_start (GTK_BOX (hbox), priv->label, TRUE, TRUE, 2);
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gtk_box_pack_start (GTK_BOX (hbox), priv->close_button, FALSE, TRUE, 1);
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gtk_widget_show (hbox);
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gtk_container_add (GTK_CONTAINER (title_bar), hbox);
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gtk_signal_connect (GTK_OBJECT (priv->close_button), "realize",
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GTK_SIGNAL_FUNC (close_button_realize_cb), title_bar);
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gtk_signal_connect (GTK_OBJECT (priv->close_button), "clicked",
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GTK_SIGNAL_FUNC (close_button_clicked_cb), title_bar);
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gtk_signal_connect (GTK_OBJECT (priv->label), "button_press_event",
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GTK_SIGNAL_FUNC (label_button_press_event_cb), title_bar);
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}
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GtkWidget *
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e_title_bar_new (const char *title)
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{
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ETitleBar *title_bar;
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title_bar = gtk_type_new (e_title_bar_get_type ());
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e_title_bar_construct (title_bar, title);
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return GTK_WIDGET (title_bar);
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}
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void
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e_title_bar_set_title (ETitleBar *title_bar,
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const char *title)
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{
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g_return_if_fail (title_bar != NULL);
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g_return_if_fail (E_IS_TITLE_BAR (title_bar));
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e_clipped_label_set_text (E_CLIPPED_LABEL (title_bar->priv->label), title);
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}
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void
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e_title_bar_show_close_button (ETitleBar *title_bar,
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gboolean show)
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{
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ETitleBarPrivate *priv;
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g_return_if_fail (title_bar != NULL);
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g_return_if_fail (E_IS_TITLE_BAR (title_bar));
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priv = title_bar->priv;
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if (show)
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gtk_widget_show (priv->close_button);
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else
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gtk_widget_hide (priv->close_button);
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}
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E_MAKE_TYPE (e_title_bar, "ETitleBar", ETitleBar, class_init, init, PARENT_TYPE)
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