2 * (GLABELS) Label and Business Card Creation program for GNOME
4 * window.c: a gLabels app window
6 * Copyright (C) 2002 Jim Evins <evins@snaught.com>.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28 #include "xml-label.h"
33 /*============================================================================*/
34 /* Private macros and constants. */
35 /*============================================================================*/
37 #define DEFAULT_WINDOW_WIDTH 500
38 #define DEFAULT_WINDOW_HEIGHT 375
40 #define CURSOR_INFO_WIDTH 150
41 #define ZOOM_INFO_WIDTH 50
43 /*============================================================================*/
45 /*============================================================================*/
46 static BonoboWindowClass *parent_class;
48 static GList *window_list = NULL;
51 /*============================================================================*/
52 /* Local function prototypes */
53 /*============================================================================*/
55 static void gl_window_class_init (glWindowClass *class);
56 static void gl_window_init (glWindow *window);
57 static void gl_window_finalize (GObject *object);
58 static void gl_window_destroy (GtkObject *gtk_object);
60 static void set_window_title (glWindow *window,
63 static gboolean window_delete_event_cb (glWindow *window,
67 static void selection_changed_cb (glView *view,
70 static void zoom_changed_cb (glView *view,
74 static void pointer_moved_cb (glView *view,
79 static void pointer_exit_cb (glView *view,
82 static void name_changed_cb (glLabel *label,
85 static void modified_changed_cb (glLabel *label,
89 /****************************************************************************/
90 /* Boilerplate Object stuff. */
91 /****************************************************************************/
93 gl_window_get_type (void)
95 static guint window_type = 0;
98 GTypeInfo window_info = {
99 sizeof (glWindowClass),
102 (GClassInitFunc) gl_window_class_init,
107 (GInstanceInitFunc) gl_window_init,
111 g_type_register_static (bonobo_window_get_type (),
120 gl_window_class_init (glWindowClass *class)
122 GObjectClass *object_class = (GObjectClass *) class;
123 GtkObjectClass *gtk_object_class = (GtkObjectClass *) class;
125 gl_debug (DEBUG_WINDOW, "START");
127 parent_class = g_type_class_peek_parent (class);
129 object_class->finalize = gl_window_finalize;
131 gtk_object_class->destroy = gl_window_destroy;
133 gl_debug (DEBUG_WINDOW, "END");
137 gl_window_init (glWindow *window)
139 BonoboUIContainer *ui_container;
140 BonoboUIComponent *ui_component;
142 gl_debug (DEBUG_WINDOW, "START");
144 ui_container = bonobo_window_get_ui_container(BONOBO_WINDOW(window));
145 ui_component = bonobo_ui_component_new_default ();
146 bonobo_ui_component_set_container (ui_component,
147 BONOBO_OBJREF (ui_container),
150 window->cursor_info = gtk_label_new (NULL);
151 gtk_widget_set_size_request (window->cursor_info, CURSOR_INFO_WIDTH, -1);
152 window->cursor_info_frame = gtk_frame_new (NULL);
153 gtk_frame_set_shadow_type (GTK_FRAME(window->cursor_info_frame), GTK_SHADOW_IN);
154 gtk_container_add (GTK_CONTAINER(window->cursor_info_frame), window->cursor_info);
155 gtk_widget_show_all (window->cursor_info_frame);
157 window->zoom_info = gtk_label_new (NULL);
158 gtk_widget_set_size_request (window->zoom_info, ZOOM_INFO_WIDTH, -1);
159 window->zoom_info_frame = gtk_frame_new (NULL);
160 gtk_frame_set_shadow_type (GTK_FRAME(window->zoom_info_frame), GTK_SHADOW_IN);
161 gtk_container_add (GTK_CONTAINER(window->zoom_info_frame), window->zoom_info);
162 gtk_widget_show_all (window->zoom_info_frame);
164 gl_ui_init (ui_component,
165 BONOBO_WINDOW (window),
166 window->cursor_info_frame,
167 window->zoom_info_frame);
169 gtk_window_set_default_size (GTK_WINDOW (window),
170 DEFAULT_WINDOW_WIDTH,
171 DEFAULT_WINDOW_HEIGHT);
173 g_signal_connect (G_OBJECT(window), "delete-event",
174 G_CALLBACK(window_delete_event_cb), NULL);
176 window->uic = ui_component;
179 window_list = g_list_append (window_list, window);
181 gl_debug (DEBUG_WINDOW, "END");
185 gl_window_finalize (GObject *object)
189 gl_debug (DEBUG_WINDOW, "START");
191 g_return_if_fail (object != NULL);
192 g_return_if_fail (GL_IS_WINDOW (object));
194 window = GL_WINDOW (object);
196 G_OBJECT_CLASS (parent_class)->finalize (object);
198 gl_debug (DEBUG_WINDOW, "END");
202 gl_window_destroy (GtkObject *gtk_object)
206 gl_debug (DEBUG_WINDOW, "START");
208 g_return_if_fail (gtk_object != NULL);
209 g_return_if_fail (GL_IS_WINDOW (gtk_object));
211 window = GL_WINDOW (gtk_object);
212 window_list = g_list_remove (window_list, window);
214 if (GTK_OBJECT_CLASS (parent_class)->destroy) {
215 GTK_OBJECT_CLASS (parent_class)->destroy (gtk_object);
218 gl_debug (DEBUG_WINDOW, "END");
222 /****************************************************************************/
223 /* Create an app window. */
224 /****************************************************************************/
230 gl_debug (DEBUG_WINDOW, "START");
232 window = g_object_new (gl_window_get_type (),
233 "win_name", "glabels",
234 "title", _("(none) - gLabels"),
237 gl_debug (DEBUG_WINDOW, "window=%p", window);
238 gl_debug (DEBUG_WINDOW, "view=%p", window->view);
240 gl_debug (DEBUG_WINDOW, "END");
242 return GTK_WIDGET(window);
245 /****************************************************************************/
246 /* Create an app window from a label. */
247 /****************************************************************************/
249 gl_window_new_from_label (glLabel *label)
253 gl_debug (DEBUG_WINDOW, "START");
255 window = GL_WINDOW (gl_window_new ());
257 gl_window_set_label (window, label);
259 gl_debug (DEBUG_WINDOW, "END");
261 return GTK_WIDGET(window);
264 /****************************************************************************/
265 /* Create an app window from a file. */
266 /****************************************************************************/
268 gl_window_new_from_file (const gchar *filename)
273 glXMLLabelStatus status;
275 gl_debug (DEBUG_WINDOW, "START");
277 window = GL_WINDOW (gl_window_new ());
279 abs_filename = gl_util_make_absolute (filename);
280 label = gl_xml_label_open (abs_filename, &status);
281 g_free (abs_filename);
283 gl_window_set_label (window, label);
285 gl_debug (DEBUG_WINDOW, "END");
287 return GTK_WIDGET(window);
290 /****************************************************************************/
291 /* Is window empty? */
292 /****************************************************************************/
294 gl_window_is_empty (glWindow *window)
296 g_return_val_if_fail (GL_IS_WINDOW (window), FALSE);
298 gl_debug (DEBUG_WINDOW, "return %d", (window->view == NULL) );
299 return ( window->view == NULL );
302 /****************************************************************************/
303 /* Create view from label and place in window. */
304 /****************************************************************************/
306 gl_window_set_label (glWindow *window,
311 gl_debug (DEBUG_WINDOW, "START");
313 g_return_if_fail (GL_IS_WINDOW (window));
314 g_return_if_fail (GL_IS_LABEL (label));
316 gl_label_clear_modified (label);
318 set_window_title (window, label);
320 if ( window->view != NULL ) {
321 gtk_widget_destroy (window->view);
325 window->view = gl_view_new (label);
326 bonobo_window_set_contents (BONOBO_WINDOW(window), window->view);
328 gtk_widget_show_all (window->view);
330 if (gl_prefs->grid_visible) {
331 gl_view_show_grid (GL_VIEW(window->view));
333 gl_view_hide_grid (GL_VIEW(window->view));
336 if (gl_prefs->markup_visible) {
337 gl_view_show_markup (GL_VIEW(window->view));
339 gl_view_hide_markup (GL_VIEW(window->view));
342 gl_ui_update_all (window->uic, GL_VIEW(window->view));
344 string = g_strdup_printf ("%3.0f%%",
345 100.0*gl_view_get_zoom (GL_VIEW(window->view)));
346 gtk_label_set_text (GTK_LABEL(window->zoom_info), string);
349 g_signal_connect (G_OBJECT(window->view), "selection_changed",
350 G_CALLBACK(selection_changed_cb), window);
352 g_signal_connect (G_OBJECT(window->view), "zoom_changed",
353 G_CALLBACK(zoom_changed_cb), window);
355 g_signal_connect (G_OBJECT(window->view), "pointer_moved",
356 G_CALLBACK(pointer_moved_cb), window);
358 g_signal_connect (G_OBJECT(window->view), "pointer_exit",
359 G_CALLBACK(pointer_exit_cb), window);
361 g_signal_connect (G_OBJECT(label), "name_changed",
362 G_CALLBACK(name_changed_cb), window);
364 g_signal_connect (G_OBJECT(label), "modified_changed",
365 G_CALLBACK(modified_changed_cb), window);
367 gl_debug (DEBUG_WINDOW, "END");
370 /****************************************************************************/
371 /* Return list of app windows. */
372 /****************************************************************************/
374 gl_window_get_window_list (void)
376 gl_debug (DEBUG_WINDOW, "");
380 /*---------------------------------------------------------------------------*/
381 /* PRIVATE. Set window title based on name and state of label. */
382 /*---------------------------------------------------------------------------*/
384 set_window_title (glWindow *window,
389 gl_debug (DEBUG_WINDOW, "START");
391 g_return_if_fail (window && GL_IS_WINDOW (window));
392 g_return_if_fail (label && GL_IS_LABEL (label));
394 name = gl_label_get_short_name (label);
395 g_return_if_fail (name != NULL);
397 if (gl_label_is_modified (label)) {
398 title = g_strdup_printf ("%s %s - gLabels",
399 name, _("(modified)"));
401 title = g_strdup_printf ("%s - gLabels", name);
404 gtk_window_set_title (GTK_WINDOW(window), title);
409 gl_debug (DEBUG_WINDOW, "END");
412 /*-------------------------------------------------------------------------*/
413 /* PRIVATE. Window "delete-event" callback. */
414 /*-------------------------------------------------------------------------*/
416 window_delete_event_cb (glWindow *window,
420 gl_debug (DEBUG_WINDOW, "START");
422 g_return_val_if_fail (window && GL_IS_WINDOW (window), TRUE);
424 gl_file_close (window);
426 gl_debug (DEBUG_WINDOW, "END");
431 /*---------------------------------------------------------------------------*/
432 /* PRIVATE. View "selection state changed" callback. */
433 /*---------------------------------------------------------------------------*/
435 selection_changed_cb (glView *view,
438 gl_debug (DEBUG_WINDOW, "START");
440 g_return_if_fail (view && GL_IS_VIEW (view));
441 g_return_if_fail (window && GL_IS_WINDOW (window));
443 gl_ui_update_selection_verbs (window->uic, view);
445 gl_debug (DEBUG_WINDOW, "END");
448 /*---------------------------------------------------------------------------*/
449 /* PRIVATE. View "zoom state changed" callback. */
450 /*---------------------------------------------------------------------------*/
452 zoom_changed_cb (glView *view,
458 gl_debug (DEBUG_WINDOW, "START");
460 g_return_if_fail (view && GL_IS_VIEW (view));
461 g_return_if_fail (window && GL_IS_WINDOW (window));
463 string = g_strdup_printf ("%3.0f%%", 100.0*zoom);
464 gtk_label_set_text (GTK_LABEL(window->zoom_info), string);
467 gl_ui_update_zoom_verbs (window->uic, view);
469 gl_debug (DEBUG_WINDOW, "END");
472 /*---------------------------------------------------------------------------*/
473 /* PRIVATE. View "pointer moved" callback. */
474 /*---------------------------------------------------------------------------*/
476 pointer_moved_cb (glView *view,
482 gdouble units_per_point;
483 gint units_precision;
485 gl_debug (DEBUG_WINDOW, "START");
487 g_return_if_fail (view && GL_IS_VIEW (view));
488 g_return_if_fail (window && GL_IS_WINDOW (window));
490 units_per_point = gl_prefs_get_units_per_point ();
491 units_precision = gl_prefs_get_units_precision ();
493 string = g_strdup_printf ("%.*f, %.*f",
494 units_precision, x*units_per_point,
495 units_precision, y*units_per_point);
496 gtk_label_set_text (GTK_LABEL(window->cursor_info), string);
499 gl_debug (DEBUG_WINDOW, "END");
502 /*---------------------------------------------------------------------------*/
503 /* PRIVATE. View "pointer exit" callback. */
504 /*---------------------------------------------------------------------------*/
506 pointer_exit_cb (glView *view,
509 gl_debug (DEBUG_WINDOW, "START");
511 g_return_if_fail (view && GL_IS_VIEW (view));
512 g_return_if_fail (window && GL_IS_WINDOW (window));
514 gtk_label_set_text (GTK_LABEL(window->cursor_info), "");
516 gl_debug (DEBUG_WINDOW, "END");
519 /*---------------------------------------------------------------------------*/
520 /* PRIVATE. Label "name changed" callback. */
521 /*---------------------------------------------------------------------------*/
523 name_changed_cb (glLabel *label,
526 gl_debug (DEBUG_WINDOW, "START");
528 g_return_if_fail (label && GL_IS_LABEL (label));
529 g_return_if_fail (window && GL_IS_WINDOW (window));
531 set_window_title (window, label);
533 gl_debug (DEBUG_WINDOW, "END");
536 /*---------------------------------------------------------------------------*/
537 /* PRIVATE. Label "modified state changed" callback. */
538 /*---------------------------------------------------------------------------*/
540 modified_changed_cb (glLabel *label,
543 gl_debug (DEBUG_WINDOW, "START");
545 g_return_if_fail (label && GL_IS_LABEL (label));
546 g_return_if_fail (window && GL_IS_WINDOW (window));
548 set_window_title (window, label);
550 gl_ui_update_modified_verbs (window->uic, label);
552 gl_debug (DEBUG_WINDOW, "END");