1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
|
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* test-reflow.c
*
* Copyright (C) 2000 Ximian, Inc.
* Author: Chris Lahey <clahey@ximian.com>
*
* 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, 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.
*/
#include "config.h"
#include <libgnorba/gnorba.h>
#include <e-util/e-canvas.h>
#include "e-minicard-view.h"
/* This is a horrible thing to do, but it is just a test. */
GnomeCanvasItem *reflow;
GnomeCanvasItem *rect;
GtkAllocation last_alloc;
CORBA_Environment ev;
CORBA_ORB orb;
static void
init_bonobo (int argc, char **argv)
{
gnome_CORBA_init_with_popt_table (
"Reflow Test", VERSION,
&argc, argv, NULL, 0, NULL, GNORBA_INIT_SERVER_FUNC, &ev);
orb = gnome_CORBA_ORB ();
if (bonobo_init (orb, NULL, NULL) == FALSE)
g_error (_("Could not initialize Bonobo"));
}
static void destroy_callback(GtkWidget *app, gpointer data)
{
exit(0);
}
static void allocate_callback(GtkWidget *canvas, GtkAllocation *allocation, gpointer data)
{
double width;
last_alloc = *allocation;
gnome_canvas_item_set( reflow,
"height", (double) allocation->height,
NULL );
gnome_canvas_item_set( reflow,
"minimum_width", (double) allocation->width,
NULL );
gtk_object_get(GTK_OBJECT(reflow),
"width", &width,
NULL);
width = MAX(width, allocation->width);
gnome_canvas_set_scroll_region(GNOME_CANVAS( canvas ), 0, 0, width, allocation->height );
gnome_canvas_item_set( rect,
"x2", (double) width,
"y2", (double) allocation->height,
NULL );
}
static void resize(GnomeCanvas *canvas, gpointer data)
{
double width;
gtk_object_get(GTK_OBJECT(reflow),
"width", &width,
NULL);
width = MAX(width, last_alloc.width);
gnome_canvas_set_scroll_region(canvas , 0, 0, width, last_alloc.height );
gnome_canvas_item_set( rect,
"x2", (double) width,
"y2", (double) last_alloc.height,
NULL );
}
#if 0
static void about_callback( GtkWidget *widget, gpointer data )
{
const gchar *authors[] =
{
"Christopher James Lahey <clahey@umich.edu>",
NULL
};
GtkWidget *about =
gnome_about_new ( _( "Reflow Test" ), VERSION,
_( "Copyright (C) 2000, Ximian, Inc." ),
authors,
_( "This should test the reflow canvas item" ),
NULL);
gtk_widget_show (about);
}
#endif
static void
book_open_cb (EBook *book, EBookStatus status, gpointer closure)
{
if (status == E_BOOK_STATUS_SUCCESS)
gnome_canvas_item_set(reflow,
"book", book,
NULL);
}
static guint
ebook_create (void)
{
EBook *book;
book = e_book_new ();
if (!book) {
printf ("%s: %s(): Couldn't create EBook, bailing.\n",
__FILE__,
__FUNCTION__);
return FALSE;
}
if (! e_book_load_uri (book, "file:/tmp/test.db", book_open_cb, NULL)) {
printf ("error calling load_uri!\n");
}
return FALSE;
}
int main( int argc, char *argv[] )
{
GtkWidget *app;
GtkWidget *canvas;
GtkWidget *vbox;
GtkWidget *scrollbar;
/* bindtextdomain (PACKAGE, GNOMELOCALEDIR);
textdomain (PACKAGE);*/
CORBA_exception_init (&ev);
init_bonobo (argc, argv);
app = gnome_app_new("Reflow Test", NULL);
vbox = gtk_vbox_new(FALSE, 0);
canvas = e_canvas_new();
rect = gnome_canvas_item_new( gnome_canvas_root( GNOME_CANVAS( canvas ) ),
gnome_canvas_rect_get_type(),
"x1", (double) 0,
"y1", (double) 0,
"x2", (double) 100,
"y2", (double) 100,
"fill_color", "white",
NULL );
reflow = gnome_canvas_item_new( gnome_canvas_root( GNOME_CANVAS( canvas ) ),
e_minicard_view_get_type(),
"height", (double) 100,
"minimum_width", (double) 100,
NULL );
gtk_signal_connect( GTK_OBJECT( canvas ), "reflow",
GTK_SIGNAL_FUNC( resize ),
( gpointer ) app);
gnome_canvas_set_scroll_region ( GNOME_CANVAS( canvas ),
0, 0,
100, 100 );
gtk_box_pack_start(GTK_BOX(vbox), canvas, TRUE, TRUE, 0);
scrollbar = gtk_hscrollbar_new(gtk_layout_get_hadjustment(GTK_LAYOUT(canvas)));
gtk_box_pack_start(GTK_BOX(vbox), scrollbar, FALSE, FALSE, 0);
gnome_app_set_contents( GNOME_APP( app ), vbox );
/* Connect the signals */
gtk_signal_connect( GTK_OBJECT( app ), "destroy",
GTK_SIGNAL_FUNC( destroy_callback ),
( gpointer ) app );
gtk_signal_connect( GTK_OBJECT( canvas ), "size_allocate",
GTK_SIGNAL_FUNC( allocate_callback ),
( gpointer ) app );
gtk_widget_show_all( app );
gdk_window_set_back_pixmap( GTK_LAYOUT(canvas)->bin_window, NULL, FALSE);
gtk_idle_add ((GtkFunction) ebook_create, NULL);
bonobo_main ();
/* Not reached. */
return 0;
}
|
