2 * Copyright (C) 2007 Tilman Sauerbeck (tilman at code-monkey de)
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of the
7 * License, or (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public
15 * License along with this program; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
31 #include "rakt-window.h"
33 typedef struct RaktWindowPriv RaktWindowPriv;
35 struct RaktWindowPriv {
36 GtkWidget *content_vbox;
39 GtkUIManager *ui_manager;
40 GtkAction *action_prev;
41 GtkAction *action_next;
45 PopplerDocument *document;
49 static void window_finalize (GObject *object);
51 static void on_add_widget (GtkUIManager *merge, GtkWidget *widget, RaktWindow *window);
53 static void on_action_quit (GtkAction *action, RaktWindow *window);
54 static void on_action_open (GtkAction *action, RaktWindow *window);
55 static void on_action_go_next (GtkAction *action, RaktWindow *window);
56 static void on_action_go_previous (GtkAction *action, RaktWindow *window);
57 static void on_action_about (GtkAction *action, RaktWindow *window);
59 static const GtkActionEntry action_entries[] = {
61 "FileMenu", NULL, "_File", NULL, NULL, NULL
64 "HelpMenu", NULL, "_Help", NULL, NULL, NULL
67 "Open", GTK_STOCK_OPEN,
68 "_Open", "<control>O", "Open a PDF file",
69 G_CALLBACK (on_action_open)
72 "Next", GTK_STOCK_GO_FORWARD, "_Next",
74 G_CALLBACK (on_action_go_next)
77 "Previous", GTK_STOCK_GO_BACK, "_Previous",
78 "<control>p", "Previous",
79 G_CALLBACK (on_action_go_previous)
82 "Quit", GTK_STOCK_QUIT,
83 "_Quit", "<control>Q", "Quit the application",
84 G_CALLBACK (on_action_quit)
87 "About", GTK_STOCK_ABOUT,
88 "_About", NULL, "About this application",
89 G_CALLBACK (on_action_about)
93 static const gchar *ui_layout =
95 " <menubar name='MenuBar'>"
96 " <menu action='FileMenu'>"
97 " <menuitem action='Open'/>"
98 " <separator action='Sep1'/>"
99 " <menuitem action='Quit'/>"
101 " <menu action='HelpMenu'>"
102 " <menuitem action='About'/>"
105 " <toolbar name='ToolBar'>"
106 " <toolitem action='Open'/>"
107 " <toolitem action='Previous'/>"
108 " <toolitem action='Next'/>"
112 G_DEFINE_TYPE (RaktWindow, rakt_window, GTK_TYPE_WINDOW)
114 #define GET_PRIV(obj) \
115 (G_TYPE_INSTANCE_GET_PRIVATE ((obj), RAKT_TYPE_WINDOW, RaktWindowPriv))
118 rakt_window_class_init (RaktWindowClass *class)
120 GObjectClass *object_class = G_OBJECT_CLASS (class);
122 object_class->finalize = window_finalize;
124 g_type_class_add_private (object_class, sizeof (RaktWindowPriv));
128 render_page (RaktWindow *window)
130 RaktWindowPriv *priv;
133 int width, height, n_pages;
135 priv = GET_PRIV (window);
137 n_pages = poppler_document_get_n_pages (priv->document);
138 gtk_action_set_sensitive (priv->action_prev, priv->page_no > 0);
139 gtk_action_set_sensitive (priv->action_next, priv->page_no < n_pages);
141 page = poppler_document_get_page (priv->document, priv->page_no);
143 poppler_page_get_size (page, &tmpw, &tmph);
148 priv->pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, FALSE, 8,
151 poppler_page_render_to_pixbuf (page, 0, 0, width, height, 1.0, 0,
153 gtk_image_set_from_pixbuf (GTK_IMAGE (priv->image), priv->pixbuf);
157 open_document (RaktWindow *window, gchar *file)
159 RaktWindowPriv *priv;
160 GError *error = NULL;
161 gchar real[PATH_MAX], buf[16 + PATH_MAX];
163 priv = GET_PRIV (window);
165 realpath (file, real);
167 g_strlcpy (buf, "file://", sizeof (buf));
168 g_strlcat (buf, real, sizeof (buf));
170 priv->document = poppler_document_new_from_file (buf, NULL, &error);
173 render_page (window);
177 window_create_menu (RaktWindow *window)
179 RaktWindowPriv *priv;
180 GtkActionGroup *action_group;
181 GError *error = NULL;
183 priv = GET_PRIV (window);
185 priv->ui_manager = gtk_ui_manager_new ();
187 g_signal_connect (priv->ui_manager,
189 G_CALLBACK (on_add_widget),
192 action_group = gtk_action_group_new ("Actions");
193 gtk_action_group_add_actions (action_group, action_entries,
194 G_N_ELEMENTS (action_entries), window);
195 gtk_ui_manager_insert_action_group (priv->ui_manager, action_group, 0);
196 g_object_unref (action_group);
198 gtk_ui_manager_add_ui_from_string (priv->ui_manager, ui_layout, -1, &error);
201 g_error ("Couldn't create UI: %s\n", error->message);
203 gtk_ui_manager_ensure_update (priv->ui_manager);
205 priv->action_prev = gtk_ui_manager_get_action (priv->ui_manager,
206 "ui/ToolBar/Previous");
207 priv->action_next = gtk_ui_manager_get_action (priv->ui_manager,
210 gtk_action_set_sensitive (priv->action_prev, false);
211 gtk_action_set_sensitive (priv->action_next, false);
215 on_delete_event (GtkWidget *widget, GdkEvent *event, gpointer user_data)
223 rakt_window_init (RaktWindow *window)
225 RaktWindowPriv *priv;
227 priv = GET_PRIV (window);
229 gtk_window_set_default_size (GTK_WINDOW (window), 640, 480);
230 gtk_window_set_position (GTK_WINDOW (window), GTK_WIN_POS_CENTER);
232 priv->content_vbox = gtk_vbox_new (FALSE, 0);
233 gtk_widget_show (priv->content_vbox);
234 gtk_container_add (GTK_CONTAINER (window), priv->content_vbox);
236 window_create_menu (window);
238 priv->image = gtk_image_new ();
240 gtk_widget_show (priv->image);
241 gtk_box_pack_start (GTK_BOX (priv->content_vbox), priv->image,
244 g_signal_connect (GTK_WINDOW (window), "delete-event",
245 G_CALLBACK (on_delete_event), NULL);
249 window_finalize (GObject *object)
251 RaktWindowPriv *priv;
253 priv = GET_PRIV (object);
255 g_object_unref (priv->ui_manager);
257 G_OBJECT_CLASS (rakt_window_parent_class)->finalize (object);
261 on_add_widget (GtkUIManager *merge, GtkWidget *widget, RaktWindow *window)
263 RaktWindowPriv *priv;
265 priv = GET_PRIV (window);
267 gtk_box_pack_start (GTK_BOX (priv->content_vbox), widget, FALSE, FALSE, 0);
271 on_action_quit (GtkAction *action, RaktWindow *window)
277 on_action_open (GtkAction *action, RaktWindow *window)
280 GtkFileFilter *filter;
283 dialog = gtk_file_chooser_dialog_new ("Open PDF",
285 GTK_FILE_CHOOSER_ACTION_OPEN,
289 GTK_RESPONSE_CANCEL, NULL);
291 filter = gtk_file_filter_new ();
292 gtk_file_filter_set_name (filter, "PDF files");
293 gtk_file_filter_add_pattern (filter, "*.pdf");
295 gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
297 /* now run the dialog */
298 n = gtk_dialog_run (GTK_DIALOG (dialog));
300 if (n == GTK_RESPONSE_ACCEPT) {
303 file = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
304 open_document (window, file);
307 gtk_widget_destroy (dialog);
311 on_action_go_next (GtkAction *action, RaktWindow *window)
313 RaktWindowPriv *priv;
315 priv = GET_PRIV (window);
318 render_page (window);
322 on_action_go_previous (GtkAction *action, RaktWindow *window)
324 RaktWindowPriv *priv;
326 priv = GET_PRIV (window);
329 render_page (window);
333 on_action_about (GtkAction *action, RaktWindow *window)
335 const gchar *authors[] = {
340 gtk_show_about_dialog (GTK_WINDOW (window),
341 "name", PACKAGE_NAME,
342 "copyright", "Copyright (c) 2007 Tilman Sauerbeck",
349 rakt_window_new (void)
351 return g_object_new (RAKT_TYPE_WINDOW, NULL);