/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* e-summary-titlebar.c
*
* Authors: Iain Holmes <iain@helixcode.com>
*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <gnome.h>
#include <gal/util/e-util.h>
#include <gal/widgets/e-font.h>
#include <gal/e-text/e-text.h>
#include <gdk-pixbuf/gdk-pixbuf.h>
#include "e-summary-titlebar.h"
#include "e-summary-title-button.h"
/* XPMS */
#include "edit.xpm"
#include "x.xpm"
#include "shade.xpm"
#define PARENT_TYPE (gnome_canvas_group_get_type ())
#define TITLEBAR_BORDER_WIDTH 2
enum {
ARG_0,
ARG_TEXT,
ARG_WIDTH,
ARG_HEIGHT
};
enum {
EDIT,
SHADE,
CLOSE,
LAST_SIGNAL
};
static void e_summary_titlebar_destroy (GtkObject *object);
static void e_summary_titlebar_class_init (GtkObjectClass *object_class);
static void e_summary_titlebar_init (GtkObject *object);
static GnomeCanvasGroupClass *parent_class;
static guint titlebar_signals[LAST_SIGNAL] = { 0 };
struct _ESummaryTitlebarPrivate {
GnomeCanvasItem *rect;
GnomeCanvasItem *titletext;
GnomeCanvasItem *edit;
GnomeCanvasItem *shade;
GnomeCanvasItem *close;
char *text;
double width, height;
};
static void
e_summary_titlebar_destroy (GtkObject *object)
{
ESummaryTitlebar *titlebar;
ESummaryTitlebarPrivate *priv;
titlebar = E_SUMMARY_TITLEBAR (object);
priv = titlebar->private;
if (priv == NULL)
return;
g_free (priv);
titlebar->private = NULL;
if (GTK_OBJECT_CLASS (parent_class)->destroy)
(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
}
static void
edit_cb (GnomeCanvasItem *item,
ESummaryTitlebar *titlebar)
{
gtk_signal_emit (GTK_OBJECT (titlebar), titlebar_signals[EDIT]);
}
static void
shade_cb (GnomeCanvasItem *item,
ESummaryTitlebar *titlebar)
{
gtk_signal_emit (GTK_OBJECT (titlebar), titlebar_signals[SHADE]);
}
static void
close_cb (GnomeCanvasItem *item,
ESummaryTitlebar *titlebar)
{
gtk_signal_emit (GTK_OBJECT (titlebar), titlebar_signals[CLOSE]);
}
static void
e_summary_titlebar_realize (GnomeCanvasItem *item)
{
GnomeCanvasGroup *group;
ESummaryTitlebar *titlebar;
ESummaryTitlebarPrivate *priv;
GdkPixbuf *pb;
EFont *font;
int font_height;
group = GNOME_CANVAS_GROUP (item);
titlebar = E_SUMMARY_TITLEBAR (item);
priv = titlebar->private;
font = e_font_from_gdk_font (GTK_WIDGET (item->canvas)->style->font);
font_height = e_font_height (font);
priv->height = 18 + 2 * TITLEBAR_BORDER_WIDTH; /* FIXME: Not hardcoded */
priv->rect = gnome_canvas_item_new (group,
gnome_canvas_rect_get_type (),
"x1", 0.0,
"y1", 0.0,
"y2", (double) priv->height,
"x2", priv->width,
"fill_color_rgba", 0x88AAFFFF,
NULL);
pb = gdk_pixbuf_new_from_xpm_data ((const char**) x_xpm);
priv->close = gnome_canvas_item_new (group,
e_summary_title_button_get_type (),
"x", (double) priv->width - TITLEBAR_BORDER_WIDTH - 18,
"y", (double) TITLEBAR_BORDER_WIDTH,
"pixbuf", pb,
NULL);
gdk_pixbuf_unref (pb);
gtk_signal_connect (GTK_OBJECT (priv->close), "clicked",
GTK_SIGNAL_FUNC (close_cb), titlebar);
pb = gdk_pixbuf_new_from_xpm_data ((const char**) shade_xpm);
priv->shade = gnome_canvas_item_new (group,
e_summary_title_button_get_type (),
"x", (double) priv->width - (TITLEBAR_BORDER_WIDTH * 2) - 36,
"y", (double) TITLEBAR_BORDER_WIDTH,
"pixbuf", pb,
NULL);
gdk_pixbuf_unref (pb);
gtk_signal_connect (GTK_OBJECT (priv->shade), "clicked",
GTK_SIGNAL_FUNC (shade_cb), titlebar);
pb = gdk_pixbuf_new_from_xpm_data ((const char**) edit_xpm);
priv->edit = gnome_canvas_item_new (group,
e_summary_title_button_get_type (),
"x", (double) priv->width - (TITLEBAR_BORDER_WIDTH * 3) - 54,
"y", (double) TITLEBAR_BORDER_WIDTH,
"pixbuf", pb,
NULL);
gdk_pixbuf_unref (pb);
gtk_signal_connect (GTK_OBJECT (priv->edit), "clicked",
GTK_SIGNAL_FUNC (edit_cb), titlebar);
priv->titletext = gnome_canvas_item_new (group,
e_text_get_type (),
"text", priv->text,
"font_gdk", GTK_WIDGET (item->canvas)->style->font,
"clip_width", (double) priv->width -
(TITLEBAR_BORDER_WIDTH*4)- 50,
"clip_height", (double) e_font_height (font),
"clip", TRUE,
"use_ellipsis", TRUE,
"fill_color", "black",
"anchor", GTK_ANCHOR_NW,
NULL);
gnome_canvas_item_move (priv->titletext, TITLEBAR_BORDER_WIDTH,
(priv->height - font_height) / 2);
if (GNOME_CANVAS_ITEM_CLASS (parent_class)->realize)
(* GNOME_CANVAS_ITEM_CLASS (parent_class)->realize) (item);
}
static void
e_summary_titlebar_unrealize (GnomeCanvasItem *item)
{
if (GNOME_CANVAS_ITEM_CLASS (parent_class)->unrealize)
(* GNOME_CANVAS_ITEM_CLASS (parent_class)->unrealize) (item);
}
static void
e_summary_titlebar_set_arg (GtkObject *object,
GtkArg *arg,
guint arg_id)
{
ESummaryTitlebar *titlebar;
ESummaryTitlebarPrivate *priv;
titlebar = E_SUMMARY_TITLEBAR (object);
priv = titlebar->private;
switch (arg_id) {
case ARG_TEXT:
if (priv->text)
g_free (priv->text);
priv->text = g_strdup (GTK_VALUE_STRING (*arg));
if (priv->titletext)
gnome_canvas_item_set (priv->titletext,
"text", priv->text,
NULL);
break;
case ARG_WIDTH:
priv->width = GTK_VALUE_DOUBLE (*arg);
if (priv->rect)
gnome_canvas_item_set (priv->rect,
"x2", priv->width,
NULL);
if (priv->titletext)
gnome_canvas_item_set (priv->titletext,
"clip_width", priv->width -
(TITLEBAR_BORDER_WIDTH* 4) - 42,
NULL);
break;
default:
break;
}
}
static void
e_summary_titlebar_get_arg (GtkObject *object,
GtkArg *arg,
guint arg_id)
{
ESummaryTitlebar *titlebar;
ESummaryTitlebarPrivate *priv;
titlebar = E_SUMMARY_TITLEBAR (object);
priv = titlebar->private;
switch (arg_id) {
case ARG_TEXT:
GTK_VALUE_STRING (*arg) = priv->text;
break;
case ARG_WIDTH:
GTK_VALUE_DOUBLE (*arg) = priv->width;
break;
case ARG_HEIGHT:
GTK_VALUE_DOUBLE (*arg) = priv->height;
break;
default:
arg->type = GTK_TYPE_INVALID;
break;
}
}
static gint
e_summary_titlebar_event (GnomeCanvasItem *item,
GdkEvent *event)
{
if (event->type == GDK_2BUTTON_PRESS &&
event->button.button == 1) {
gtk_signal_emit (GTK_OBJECT (item), titlebar_signals[SHADE]);
return FALSE;
} else {
return TRUE;
}
}
static double
e_summary_titlebar_point (GnomeCanvasItem *item,
double x,
double y,
int cx,
int cy,
GnomeCanvasItem **actual_item)
{
ESummaryTitlebar *est;
ESummaryTitlebarPrivate *priv;
GnomeCanvasItem *ret_item;
double d;
est = E_SUMMARY_TITLEBAR (item);
priv = est->private;
d = (* GNOME_CANVAS_ITEM_CLASS
(GTK_OBJECT (priv->edit)->klass)->point) (priv->edit,
x, y,
cx, cy,
&ret_item);
if (d == 0.0) {
*actual_item = ret_item;
return 0.0;
}
d = (* GNOME_CANVAS_ITEM_CLASS
(GTK_OBJECT (priv->shade)->klass)->point) (priv->shade,
x, y,
cx, cy,
&ret_item);
if (d == 0.0) {
*actual_item = ret_item;
return 0.0;
}
d = (* GNOME_CANVAS_ITEM_CLASS
(GTK_OBJECT (priv->close)->klass)->point) (priv->close,
x, y,
cx, cy,
&ret_item);
if (d == 0.0) {
*actual_item = ret_item;
return 0.0;
}
*actual_item = item;
return 0.0;
}
static void
e_summary_titlebar_class_init (GtkObjectClass *object_class)
{
GnomeCanvasItemClass *item_class;
item_class = (GnomeCanvasItemClass *) object_class;
object_class->destroy = e_summary_titlebar_destroy;
object_class->set_arg = e_summary_titlebar_set_arg;
object_class->get_arg = e_summary_titlebar_get_arg;
item_class->realize = e_summary_titlebar_realize;
item_class->unrealize = e_summary_titlebar_unrealize;
item_class->event = e_summary_titlebar_event;
item_class->point = e_summary_titlebar_point;
gtk_object_add_arg_type ("ESummaryTitlebar::text",
GTK_TYPE_STRING, GTK_ARG_READWRITE,
ARG_TEXT);
gtk_object_add_arg_type ("ESummaryTitlebar::width",
GTK_TYPE_DOUBLE, GTK_ARG_READWRITE,
ARG_WIDTH);
gtk_object_add_arg_type ("ESummaryTitlebar::height",
GTK_TYPE_DOUBLE, GTK_ARG_READABLE,
ARG_HEIGHT);
titlebar_signals[EDIT] = gtk_signal_new ("edit", GTK_RUN_LAST,
object_class->type,
GTK_SIGNAL_OFFSET (ESummaryTitlebarClass,
edit),
gtk_marshal_NONE__NONE,
GTK_TYPE_NONE, 0);
titlebar_signals[SHADE] = gtk_signal_new ("shade", GTK_RUN_LAST,
object_class->type,
GTK_SIGNAL_OFFSET (ESummaryTitlebarClass,
shade),
gtk_marshal_NONE__NONE,
GTK_TYPE_NONE, 0);
titlebar_signals[CLOSE] = gtk_signal_new ("close", GTK_RUN_LAST,
object_class->type,
GTK_SIGNAL_OFFSET (ESummaryTitlebarClass,
close),
gtk_marshal_NONE__NONE,
GTK_TYPE_NONE, 0);
gtk_object_class_add_signals (object_class, titlebar_signals,
LAST_SIGNAL);
parent_class = gtk_type_class (PARENT_TYPE);
}
static void
e_summary_titlebar_init (GtkObject *object)
{
ESummaryTitlebar *titlebar;
ESummaryTitlebarPrivate *priv;
titlebar = E_SUMMARY_TITLEBAR (object);
titlebar->private = g_new0 (ESummaryTitlebarPrivate, 1);
priv = titlebar->private;
priv->width = 100.0;
priv->text = NULL;
gdk_rgb_init ();
}
E_MAKE_TYPE (e_summary_titlebar, "ESummaryTitlebar", ESummaryTitlebar,
e_summary_titlebar_class_init, e_summary_titlebar_init,
PARENT_TYPE);
