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-rw-r--r--widgets/misc/e-title-bar.c268
1 files changed, 268 insertions, 0 deletions
diff --git a/widgets/misc/e-title-bar.c b/widgets/misc/e-title-bar.c
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index 0000000000..a161e8145a
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+++ b/widgets/misc/e-title-bar.c
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+/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
+/* e-title-bar.c
+ *
+ * Copyright (C) 2000 Helix Code, Inc.
+ *
+ * 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.
+ *
+ * Author: Ettore Perazzoli
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <gtk/gtkbox.h>
+#include <gtk/gtkbutton.h>
+#include <gtk/gtkhbox.h>
+#include <gtk/gtklabel.h>
+#include <gtk/gtkpixmap.h>
+#include <gtk/gtksignal.h>
+#include <gtk/gtktypeutils.h>
+
+#include "e-util/e-util.h"
+#include "e-clipped-label.h"
+
+#include "e-title-bar.h"
+
+
+enum {
+ TITLE_BUTTON_PRESS_EVENT,
+ CLOSE_BUTTON_CLICKED,
+ LAST_SIGNAL
+};
+static guint signals[LAST_SIGNAL] = { 0 };
+
+
+static char *close_button_xpm[] = {
+ "12 12 2 1",
+ " c none",
+ ". c #000000000000",
+ " ",
+ " .. .. ",
+ " ... ... ",
+ " ... ... ",
+ " ...... ",
+ " .... ",
+ " .... ",
+ " ...... ",
+ " ... ... ",
+ " ... ... ",
+ " .. .. ",
+ " "
+};
+
+#define PARENT_TYPE GTK_TYPE_FRAME
+static GtkFrameClass *parent_class = NULL;
+
+struct _ETitleBarPrivate {
+ GtkWidget *label;
+ GtkWidget *close_button;
+ GtkWidget *close_button_gtk_pixmap;
+};
+
+
+/* Child signal callbacks. */
+
+static void
+close_button_realize_cb (GtkWidget *widget,
+ gpointer data)
+{
+ GdkPixmap *close_button_pixmap;
+ GdkBitmap *close_button_mask;
+ ETitleBar *title_bar;
+ ETitleBarPrivate *priv;
+
+ title_bar = E_TITLE_BAR (data);
+ priv = title_bar->priv;
+
+ if (priv->close_button_gtk_pixmap != NULL)
+ return;
+
+ close_button_pixmap = gdk_pixmap_create_from_xpm_d (GTK_WIDGET (priv->close_button)->window,
+ &close_button_mask,
+ NULL, close_button_xpm);
+ priv->close_button_gtk_pixmap = gtk_pixmap_new (close_button_pixmap, close_button_mask);
+
+ gtk_container_add (GTK_CONTAINER (priv->close_button), priv->close_button_gtk_pixmap);
+ gtk_widget_show (priv->close_button_gtk_pixmap);
+}
+
+static void
+close_button_clicked_cb (GtkButton *button,
+ gpointer data)
+{
+ ETitleBar *title_bar;
+
+ title_bar = E_TITLE_BAR (data);
+
+ gtk_signal_emit (GTK_OBJECT (title_bar), signals[CLOSE_BUTTON_CLICKED]);
+}
+
+static void
+label_button_press_event_cb (GtkWidget *widget,
+ GdkEventButton *event,
+ gpointer data)
+{
+ ETitleBar *title_bar;
+
+ title_bar = E_TITLE_BAR (data);
+
+ gtk_signal_emit (GTK_OBJECT (title_bar), signals[TITLE_BUTTON_PRESS_EVENT], event);
+}
+
+
+/* GtkObject methods. */
+
+static void
+destroy (GtkObject *object)
+{
+ ETitleBar *title_bar;
+ ETitleBarPrivate *priv;
+
+ title_bar = E_TITLE_BAR (object);
+ priv = title_bar->priv;
+
+ g_free (priv);
+
+ (* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+}
+
+
+static void
+class_init (ETitleBarClass *klass)
+{
+ GtkObjectClass *object_class;
+
+ object_class = (GtkObjectClass*) klass;
+ object_class->destroy = destroy;
+
+ parent_class = gtk_type_class (gtk_frame_get_type ());
+
+ signals[TITLE_BUTTON_PRESS_EVENT] =
+ gtk_signal_new ("title_button_press_event",
+ GTK_RUN_FIRST,
+ object_class->type,
+ GTK_SIGNAL_OFFSET (ETitleBarClass, title_button_press_event),
+ gtk_marshal_NONE__POINTER,
+ GTK_TYPE_NONE, 1,
+ GTK_TYPE_GDK_EVENT);
+
+ signals[CLOSE_BUTTON_CLICKED] =
+ gtk_signal_new ("close_button_clicked",
+ GTK_RUN_FIRST,
+ object_class->type,
+ GTK_SIGNAL_OFFSET (ETitleBarClass, close_button_clicked),
+ gtk_marshal_NONE__NONE,
+ GTK_TYPE_NONE, 0);
+
+ gtk_object_class_add_signals (object_class, signals, LAST_SIGNAL);
+}
+
+static void
+init (ETitleBar *title_bar)
+{
+ ETitleBarPrivate *priv;
+
+ priv = g_new (ETitleBarPrivate, 1);
+
+ priv->label = NULL;
+ priv->close_button = NULL;
+ priv->close_button_gtk_pixmap = NULL;
+
+ title_bar->priv = priv;
+}
+
+
+void
+e_title_bar_construct (ETitleBar *title_bar,
+ const char *title)
+{
+ ETitleBarPrivate *priv;
+ GtkWidget *hbox;
+
+ g_return_if_fail (title_bar != NULL);
+ g_return_if_fail (E_IS_TITLE_BAR (title_bar));
+
+ priv = title_bar->priv;
+
+ priv->label = e_clipped_label_new (title);
+ gtk_misc_set_alignment (GTK_MISC (priv->label), 0.0, 0.5);
+ gtk_widget_show (priv->label);
+
+ priv->close_button = gtk_button_new ();
+ GTK_WIDGET_UNSET_FLAGS (priv->close_button, GTK_CAN_FOCUS);
+ gtk_container_set_border_width (GTK_CONTAINER (priv->close_button), 1);
+ gtk_button_set_relief (GTK_BUTTON (priv->close_button), GTK_RELIEF_NONE);
+ gtk_widget_show (priv->close_button);
+
+ hbox = gtk_hbox_new (FALSE, 0);
+ gtk_box_pack_start (GTK_BOX (hbox), priv->label, TRUE, TRUE, 2);
+ gtk_box_pack_start (GTK_BOX (hbox), priv->close_button, FALSE, TRUE, 1);
+ gtk_widget_show (hbox);
+
+ gtk_container_add (GTK_CONTAINER (title_bar), hbox);
+
+ gtk_signal_connect (GTK_OBJECT (priv->close_button), "realize",
+ GTK_SIGNAL_FUNC (close_button_realize_cb), title_bar);
+ gtk_signal_connect (GTK_OBJECT (priv->close_button), "clicked",
+ GTK_SIGNAL_FUNC (close_button_clicked_cb), title_bar);
+ gtk_signal_connect (GTK_OBJECT (priv->label), "button_press_event",
+ GTK_SIGNAL_FUNC (label_button_press_event_cb), title_bar);
+}
+
+GtkWidget *
+e_title_bar_new (const char *title)
+{
+ ETitleBar *title_bar;
+
+ title_bar = gtk_type_new (e_title_bar_get_type ());
+
+ e_title_bar_construct (title_bar, title);
+
+ return GTK_WIDGET (title_bar);
+}
+
+
+void
+e_title_bar_set_title (ETitleBar *title_bar,
+ const char *title)
+{
+ g_return_if_fail (title_bar != NULL);
+ g_return_if_fail (E_IS_TITLE_BAR (title_bar));
+
+ gtk_label_set_text (GTK_LABEL (title_bar->priv->label), title);
+}
+
+void
+e_title_bar_show_close_button (ETitleBar *title_bar,
+ gboolean show)
+{
+ ETitleBarPrivate *priv;
+
+ g_return_if_fail (title_bar != NULL);
+ g_return_if_fail (E_IS_TITLE_BAR (title_bar));
+
+ priv = title_bar->priv;
+
+ if (show)
+ gtk_widget_show (priv->close_button);
+ else
+ gtk_widget_hide (priv->close_button);
+}
+
+
+E_MAKE_TYPE (e_title_bar, "ETitleBar", ETitleBar, class_init, init, PARENT_TYPE)