/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* e-table-field-chooser.c
* Copyright (C) 2000 Helix Code, Inc.
* Author: Chris Lahey <clahey@helixcode.com>
*
* This library 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 library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <config.h>
#include <libgnomeui/gnome-canvas-rect-ellipse.h>
#include "e-minicard-widget.h"
#include "e-minicard.h"
static void e_minicard_widget_init (EMinicardWidget *card);
static void e_minicard_widget_class_init (EMinicardWidgetClass *klass);
static void e_minicard_widget_set_arg (GtkObject *o, GtkArg *arg, guint arg_id);
static void e_minicard_widget_get_arg (GtkObject *object, GtkArg *arg, guint arg_id);
static void e_minicard_widget_destroy (GtkObject *object);
static void e_minicard_widget_size_request (GtkWidget *widget, GtkRequisition *requisition);
static void e_minicard_widget_size_allocate (GtkWidget *widget, GtkAllocation *allocation);
static void e_minicard_widget_reflow (ECanvas *canvas);
static ECanvasClass *parent_class = NULL;
/* The arguments we take */
enum {
ARG_0,
ARG_CARD,
};
GtkType
e_minicard_widget_get_type (void)
{
static GtkType type = 0;
if (!type)
{
static const GtkTypeInfo info =
{
"EMinicardWidget",
sizeof (EMinicardWidget),
sizeof (EMinicardWidgetClass),
(GtkClassInitFunc) e_minicard_widget_class_init,
(GtkObjectInitFunc) e_minicard_widget_init,
/* reserved_1 */ NULL,
/* reserved_2 */ NULL,
(GtkClassInitFunc) NULL,
};
type = gtk_type_unique (e_canvas_get_type (), &info);
}
return type;
}
static void
e_minicard_widget_class_init (EMinicardWidgetClass *klass)
{
GtkObjectClass *object_class;
GtkWidgetClass *widget_class;
ECanvasClass *ecanvas_class;
object_class = GTK_OBJECT_CLASS(klass);
widget_class = GTK_WIDGET_CLASS(klass);
ecanvas_class = E_CANVAS_CLASS(klass);
parent_class = gtk_type_class (e_canvas_get_type ());
object_class->set_arg = e_minicard_widget_set_arg;
object_class->get_arg = e_minicard_widget_get_arg;
object_class->destroy = e_minicard_widget_destroy;
widget_class->size_request = e_minicard_widget_size_request;
widget_class->size_allocate = e_minicard_widget_size_allocate;
ecanvas_class->reflow = e_minicard_widget_reflow;
gtk_object_add_arg_type ("EMinicardWidget::card", GTK_TYPE_OBJECT,
GTK_ARG_READWRITE, ARG_CARD);
}
static void
e_minicard_widget_size_request(GtkWidget *widget, GtkRequisition *requisition)
{
double height;
EMinicardWidget *emw = E_MINICARD_WIDGET(widget);
gtk_object_get(GTK_OBJECT(emw->item),
"height", &height,
NULL);
if (height <= 0)
height = 1;
widget->requisition.height = height;
widget->requisition.width = 200;
requisition->height = height;
requisition->width = 200;
}
static void
e_minicard_widget_size_allocate(GtkWidget *widget, GtkAllocation *allocation)
{
double height;
EMinicardWidget *emw = E_MINICARD_WIDGET(widget);
gnome_canvas_item_set( emw->item,
"width", (double) allocation->width,
NULL );
gtk_object_get(GTK_OBJECT(emw->item),
"height", &height,
NULL);
height = MAX(height, allocation->height);
gnome_canvas_set_scroll_region(GNOME_CANVAS( emw ), 0, 0, allocation->width - 1, height - 1);
gnome_canvas_item_set( emw->rect,
"x2", (double) allocation->width,
"y2", (double) height,
NULL );
if (GTK_WIDGET_CLASS(parent_class)->size_allocate)
GTK_WIDGET_CLASS(parent_class)->size_allocate(widget, allocation);
}
static void e_minicard_widget_reflow(ECanvas *canvas)
{
double height;
EMinicardWidget *emw = E_MINICARD_WIDGET(canvas);
gtk_object_get(GTK_OBJECT(emw->item),
"height", &height,
NULL);
height = MAX(height, GTK_WIDGET(emw)->allocation.height);
gnome_canvas_set_scroll_region (GNOME_CANVAS(emw), 0, 0, GTK_WIDGET(emw)->allocation.width - 1, height - 1);
gnome_canvas_item_set( emw->rect,
"x2", (double) GTK_WIDGET(emw)->allocation.width,
"y2", (double) height,
NULL );
gtk_widget_queue_resize(GTK_WIDGET(canvas));
}
static void
e_minicard_widget_init (EMinicardWidget *emw)
{
emw->rect = gnome_canvas_item_new(gnome_canvas_root(GNOME_CANVAS(emw)),
gnome_canvas_rect_get_type(),
"x1", (double) 0,
"y1", (double) 0,
"x2", (double) 100,
"y2", (double) 100,
"fill_color", "white",
NULL );
emw->item = gnome_canvas_item_new(gnome_canvas_root(GNOME_CANVAS(emw)),
e_minicard_get_type(),
"width", (double) 100,
NULL );
gnome_canvas_set_scroll_region ( GNOME_CANVAS( emw ),
0, 0,
100, 100 );
emw->card = NULL;
}
static void
e_minicard_widget_destroy (GtkObject *object)
{
EMinicardWidget *emw = E_MINICARD_WIDGET(object);
if (emw->card)
gtk_object_unref(GTK_OBJECT(emw->card));
if (GTK_OBJECT_CLASS(parent_class)->destroy)
GTK_OBJECT_CLASS(parent_class)->destroy(object);
}
GtkWidget*
e_minicard_widget_new (void)
{
GtkWidget *widget = GTK_WIDGET (gtk_type_new (e_minicard_widget_get_type ()));
return widget;
}
static void
e_minicard_widget_set_arg (GtkObject *object, GtkArg *arg, guint arg_id)
{
EMinicardWidget *emw = E_MINICARD_WIDGET(object);
gpointer ptr;
switch (arg_id){
case ARG_CARD:
ptr = GTK_VALUE_POINTER (*arg);
e_minicard_widget_set_card (emw, ptr ? E_CARD (ptr) : NULL);
break;
default:
break;
}
}
static void
e_minicard_widget_get_arg (GtkObject *object, GtkArg *arg, guint arg_id)
{
EMinicardWidget *emw = E_MINICARD_WIDGET(object);
switch (arg_id) {
case ARG_CARD:
if (emw->card)
GTK_VALUE_OBJECT (*arg) = GTK_OBJECT(emw->card);
else
GTK_VALUE_OBJECT (*arg) = NULL;
break;
default:
arg->type = GTK_TYPE_INVALID;
break;
}
}
void
e_minicard_widget_set_card (EMinicardWidget *emw, ECard *card)
{
g_return_if_fail (emw && E_IS_MINICARD_WIDGET (emw));
g_return_if_fail (card == NULL || E_IS_CARD (card));
if (card != emw->card) {
if (emw->card)
gtk_object_unref (GTK_OBJECT (emw->card));
emw->card = card;
if (emw->card)
gtk_object_ref (GTK_OBJECT (emw->card));
if (emw->item)
gtk_object_set (GTK_OBJECT (emw->item),
"card", emw->card,
NULL);
}
}
