A widget to show component info for the current component/view.

2004-04-08  Not Zed  <NotZed@Ximian.com>

        * e-info-label.[ch]: A widget to show component info for the
        current component/view.

svn path=/trunk/; revision=25368

1 files changed, 171 insertions, 0 deletions

diff --git a/widgets/misc/e-info-label.c b/widgets/misc/e-info-label.c
new file mode 100644
index 0000000000..3e04355583
--- /dev/null
+++ b/widgets/misc/e-info-label.c
@@ -0,0 +1,171 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ *  Authors: Michael Zucchi <notzed@ximian.com>
+ *
+ *  Copyright 2004 Novell Inc. (www.novell.com)
+ *
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of version 2 of the GNU General Public
+ *  License as published by the Free Software Foundation.
+ *
+ *  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 Street #330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <string.h>
+#include <gtk/gtkimage.h>
+
+#include "e-info-label.h"
+#include <gtk/gtklabel.h>
+#include "e-clipped-label.h"
+
+static GtkHBoxClass *el_parent;
+
+static void
+el_init(GObject *o)
+{
+	/*EInfoLabel *el = (EInfoLabel *)o;*/
+}
+
+static void
+el_finalise(GObject *o)
+{
+	((GObjectClass *)el_parent)->finalize(o);
+}
+
+static void
+el_destroy (GtkObject *o)
+{
+	((EInfoLabel *)o)->location = NULL;
+	((EInfoLabel *)o)->info = NULL;
+
+	((GtkObjectClass *)el_parent)->destroy(o);
+}
+
+static int
+el_expose_event(GtkWidget *w, GdkEventExpose *event)
+{
+	int x = ((GtkContainer *)w)->border_width;
+
+	/* This seems a hack to me, but playing with styles wouldn't affect the background */
+	gtk_paint_flat_box(w->style, w->window,
+			   GTK_STATE_ACTIVE, GTK_SHADOW_NONE,
+			   &event->area, w, "EInfoLabel",
+			   w->allocation.x+x, w->allocation.y+x,
+			   w->allocation.width-x*2, w->allocation.height-x*2);
+
+	return ((GtkWidgetClass *)el_parent)->expose_event(w, event);
+}
+
+static void
+el_class_init(GObjectClass *klass)
+{
+	klass->finalize = el_finalise;
+	
+	((GtkObjectClass *)klass)->destroy = el_destroy;
+	((GtkWidgetClass *)klass)->expose_event = el_expose_event;
+}
+
+GType
+e_info_label_get_type(void)
+{
+	static GType type = 0;
+
+	if (type == 0) {
+		static const GTypeInfo info = {
+			sizeof(EInfoLabelClass),
+			NULL, NULL,
+			(GClassInitFunc)el_class_init,
+			NULL, NULL,
+			sizeof(EInfoLabel), 0,
+			(GInstanceInitFunc)el_init
+		};
+		el_parent = g_type_class_ref(gtk_hbox_get_type());
+		type = g_type_register_static(gtk_hbox_get_type(), "EInfoLabel", &info, 0);
+	}
+
+	return type;
+}
+
+/**
+ * e_info_label_new:
+ * @icon: 
+ * 
+ * Create a new info label widget.  @icon is the name of the icon
+ * (from the icon theme) to use for the icon image.
+ * 
+ * Return value: 
+ **/
+GtkWidget *
+e_info_label_new(const char *icon)
+{
+	EInfoLabel *el = g_object_new(e_info_label_get_type(), 0);
+	GtkWidget *image;
+	char *name = g_strdup_printf(MAP_DIR "/%s", icon);
+
+	/* FIXME: the image stuff should use the icon theme stuff when its committed */
+	image = gtk_image_new_from_file(name);
+	g_free(name);
+	gtk_misc_set_padding((GtkMisc *)image, 6, 6);
+	gtk_box_pack_start((GtkBox *)el, image, FALSE, TRUE, 0);
+	gtk_widget_show(image);
+
+	gtk_container_set_border_width((GtkContainer *)el, 3);
+
+	return (GtkWidget *)el;
+}
+
+/**
+ * e_info_label_set_info:
+ * @el: 
+ * @location: 
+ * @info: 
+ * 
+ * Set the information to show on the label.  @location is some
+ * context about the current view.  e.g. the folder name.  If the
+ * label is too wide, this will be truncated.
+ *
+ * @info is some info about this location.
+ **/
+void
+e_info_label_set_info(EInfoLabel *el, const char *location, const char *info)
+{
+	char *tmp;
+
+	if (el->location == NULL)
+		el->location = e_clipped_label_new(location, PANGO_WEIGHT_BOLD, 1.0);
+	else 
+		e_clipped_label_set_text((EClippedLabel *)el->location, location);
+
+	if (el->info == NULL)
+		el->info = gtk_label_new(NULL);
+
+	tmp = g_strdup_printf("<span size=\"smaller\">%s</span>", info);
+	gtk_label_set_markup((GtkLabel *)el->info, tmp);
+	g_free(tmp);
+
+	gtk_misc_set_alignment((GtkMisc *)el->location, 0.0, 0.0);
+	gtk_misc_set_padding((GtkMisc *)el->location, 0, 6);
+	gtk_misc_set_alignment((GtkMisc *)el->info, 0.0, 1.0);
+	gtk_misc_set_padding((GtkMisc *)el->info, 0, 6);
+
+	gtk_widget_show(el->location);
+	gtk_widget_show(el->info);
+
+	gtk_box_pack_start((GtkBox *)el, (GtkWidget *)el->location, TRUE, TRUE, 0);
+	gtk_box_pack_end((GtkBox *)el, (GtkWidget *)el->info, FALSE, TRUE, 6);
+
+	gtk_widget_set_state((GtkWidget *)el, GTK_STATE_ACTIVE);
+}
+