2 * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
4 * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
31 static void layers_panel_class_init ( VikLayersPanelClass *klass );
32 static void layers_panel_init ( VikLayersPanel *vlp );
33 static void layers_item_edited (VikLayersPanel *vlp, GtkTreeIter *iter, const gchar *new_text);
34 static void layers_item_toggled (VikLayersPanel *vlp, GtkTreeIter *iter);
36 static guint layers_panel_signals[VLP_LAST_SIGNAL] = { 0 };
38 static GObjectClass *parent_class;
40 struct _VikLayersPanel {
43 VikAggregateLayer *toplayer;
44 GtkTreeIter toplayer_iter;
47 VikViewport *vvp; /* reference */
49 GtkItemFactory *popup_factory;
52 static GtkItemFactoryEntry base_entries[] = {
53 { "/C_ut", NULL, (GtkItemFactoryCallback) vik_layers_panel_cut_selected, -1, "<StockItem>", GTK_STOCK_CUT },
54 { "/_Copy", NULL, (GtkItemFactoryCallback) vik_layers_panel_copy_selected, -1, "<StockItem>", GTK_STOCK_COPY },
55 { "/_Paste", NULL, (GtkItemFactoryCallback) vik_layers_panel_paste_selected, -1, "<StockItem>", GTK_STOCK_PASTE },
56 { "/_Delete", NULL, (GtkItemFactoryCallback) vik_layers_panel_delete_selected, -1, "<StockItem>", GTK_STOCK_DELETE },
57 { "/New Layer", NULL, NULL, -1, "<Branch>" },
60 #define NUM_BASE_ENTRIES 5
62 static void layers_item_toggled (VikLayersPanel *vlp, GtkTreeIter *iter);
63 static void layers_item_edited (VikLayersPanel *vlp, GtkTreeIter *iter, const gchar *new_text);
64 static void layers_popup_cb (VikLayersPanel *vlp);
65 static void layers_popup ( VikLayersPanel *vlp, GtkTreeIter *iter, gint mouse_button );
66 static gboolean layers_button_press_cb (VikLayersPanel *vlp, GdkEventButton *event);
67 static void layers_move_item ( VikLayersPanel *vlp, gboolean up );
68 static void layers_move_item_up ( VikLayersPanel *vlp );
69 static void layers_move_item_down ( VikLayersPanel *vlp );
70 static void layers_panel_finalize ( GObject *gob );
72 GType vik_layers_panel_get_type()
74 static GType vlp_type = 0;
78 static const GTypeInfo vlp_info =
80 sizeof (VikLayersPanelClass),
82 NULL, /* base_finalize */
83 (GClassInitFunc) layers_panel_class_init,
84 NULL, /* class_finalize */
85 NULL, /* class_data */
86 sizeof (VikLayersPanel),
88 (GInstanceInitFunc) layers_panel_init,
90 vlp_type = g_type_register_static ( GTK_TYPE_VBOX, "VikLayersPanel", &vlp_info, 0 );
96 static void layers_panel_class_init ( VikLayersPanelClass *klass )
98 GObjectClass *object_class;
100 object_class = G_OBJECT_CLASS (klass);
102 object_class->finalize = layers_panel_finalize;
104 parent_class = g_type_class_peek_parent (klass);
106 layers_panel_signals[VLP_UPDATE_SIGNAL] = g_signal_new ( "update", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION, G_STRUCT_OFFSET (VikLayersPanelClass, update), NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
109 VikLayersPanel *vik_layers_panel_new ()
111 return VIK_LAYERS_PANEL ( g_object_new ( VIK_LAYERS_PANEL_TYPE, NULL ) );
114 void vik_layers_panel_set_viewport ( VikLayersPanel *vlp, VikViewport *vvp )
117 /* TODO: also update GCs (?) */
120 VikViewport *vik_layers_panel_get_viewport ( VikLayersPanel *vlp )
125 static void layers_panel_init ( VikLayersPanel *vlp )
128 GtkWidget *upbutton, *upimage, *downbutton, *downimage;
129 GtkWidget *scrolledwindow;
130 GtkItemFactoryEntry entry;
135 hbox = gtk_hbox_new ( TRUE, 2 );
136 vlp->vt = vik_treeview_new ( );
138 vlp->toplayer = vik_aggregate_layer_new ();
139 vik_layer_rename ( VIK_LAYER(vlp->toplayer), "Top Layer");
140 g_signal_connect_swapped ( G_OBJECT(vlp->toplayer), "update", G_CALLBACK(vik_layers_panel_emit_update), vlp );
142 vik_treeview_add_layer ( vlp->vt, NULL, &(vlp->toplayer_iter), VIK_LAYER(vlp->toplayer)->name, NULL, vlp->toplayer, VIK_LAYER_AGGREGATE, VIK_LAYER_AGGREGATE );
143 vik_layer_realize ( VIK_LAYER(vlp->toplayer), vlp->vt, &(vlp->toplayer_iter) );
145 g_signal_connect_swapped ( vlp->vt, "popup_menu", G_CALLBACK(layers_popup_cb), vlp);
146 g_signal_connect_swapped ( vlp->vt, "button_press_event", G_CALLBACK(layers_button_press_cb), vlp);
147 g_signal_connect_swapped ( vlp->vt, "item_toggled", G_CALLBACK(layers_item_toggled), vlp);
148 g_signal_connect_swapped ( vlp->vt, "item_edited", G_CALLBACK(layers_item_edited), vlp);
150 upimage = gtk_image_new_from_stock ( GTK_STOCK_GO_UP, GTK_ICON_SIZE_BUTTON );
151 upbutton = gtk_button_new ( );
152 gtk_container_add ( GTK_CONTAINER(upbutton), upimage );
153 gtk_box_pack_start ( GTK_BOX(hbox), upbutton, TRUE, TRUE, 0 );
154 g_signal_connect_swapped ( G_OBJECT(upbutton), "clicked", G_CALLBACK(layers_move_item_up), vlp );
155 downimage = gtk_image_new_from_stock ( GTK_STOCK_GO_DOWN, GTK_ICON_SIZE_BUTTON );
156 downbutton = gtk_button_new ( );
157 gtk_container_add ( GTK_CONTAINER(downbutton), downimage );
158 gtk_box_pack_start ( GTK_BOX(hbox), downbutton, TRUE, TRUE, 0 );
159 g_signal_connect_swapped ( G_OBJECT(downbutton), "clicked", G_CALLBACK(layers_move_item_down), vlp );
161 scrolledwindow = gtk_scrolled_window_new ( NULL, NULL );
162 gtk_scrolled_window_set_policy ( GTK_SCROLLED_WINDOW(scrolledwindow), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC );
163 gtk_container_add ( GTK_CONTAINER(scrolledwindow), GTK_WIDGET(vlp->vt) );
165 gtk_box_pack_start ( GTK_BOX(vlp), scrolledwindow, TRUE, TRUE, 0 );
166 gtk_box_pack_start ( GTK_BOX(vlp), hbox, FALSE, FALSE, 0 );
168 vlp->popup_factory = gtk_item_factory_new ( GTK_TYPE_MENU, "<main>", NULL );
169 gtk_item_factory_create_items ( vlp->popup_factory, NUM_BASE_ENTRIES, base_entries, vlp );
170 for ( i = 0; i < VIK_LAYER_NUM_TYPES; i++ )
172 /* TODO: FIXME: if name has a '/' in it it will get all messed up. why not have an itemfactory field with
173 name, icon, shortcut, etc.? */
174 entry.path = g_strdup_printf("%s/New %s Layer", base_entries[NUM_BASE_ENTRIES-1].path, vik_layer_get_interface(i)->name );
175 entry.accelerator = NULL;
176 entry.callback = (GtkItemFactoryCallback) vik_layers_panel_new_layer;
177 entry.callback_action = i;
178 if ( vik_layer_get_interface(i)->icon )
180 entry.item_type = "<ImageItem>";
181 entry.extra_data = gdk_pixdata_serialize ( vik_layer_get_interface(i)->icon, &tmp );
184 entry.item_type = "<Item>";
186 gtk_item_factory_create_item ( vlp->popup_factory, &entry, vlp, 1 );
187 g_free ( (gpointer) entry.extra_data );
188 g_free ( entry.path );
192 void vik_layers_panel_emit_update ( VikLayersPanel *vlp )
194 g_signal_emit ( G_OBJECT(vlp), layers_panel_signals[VLP_UPDATE_SIGNAL], 0 );
197 static void layers_item_toggled (VikLayersPanel *vlp, GtkTreeIter *iter)
203 /* get type and data */
204 type = vik_treeview_item_get_type ( vlp->vt, iter );
205 p = vik_treeview_item_get_pointer ( vlp->vt, iter );
209 case VIK_TREEVIEW_TYPE_LAYER:
210 visible = (VIK_LAYER(p)->visible ^= 1);
211 vik_layer_emit_update_although_invisible ( VIK_LAYER(p) ); /* set trigger for half-drawn */
213 case VIK_TREEVIEW_TYPE_SUBLAYER:
214 visible = vik_layer_sublayer_toggle_visible ( VIK_LAYER(vik_treeview_item_get_parent(vlp->vt, iter)),
215 vik_treeview_item_get_data(vlp->vt, iter), p);
216 vik_layer_emit_update_although_invisible ( VIK_LAYER(vik_treeview_item_get_parent(vlp->vt, iter)) );
221 vik_treeview_item_set_visible ( vlp->vt, iter, visible );
224 static void layers_item_edited (VikLayersPanel *vlp, GtkTreeIter *iter, const gchar *new_text)
226 if ( vik_treeview_item_get_type ( vlp->vt, iter ) == VIK_TREEVIEW_TYPE_LAYER )
230 /* get iter and layer */
231 l = VIK_LAYER ( vik_treeview_item_get_pointer ( vlp->vt, iter ) );
233 if ( strcmp ( l->name, new_text ) != 0 )
235 vik_layer_rename ( l, new_text );
236 vik_treeview_item_set_name ( vlp->vt, iter, l->name );
241 const gchar *name = vik_layer_sublayer_rename_request ( vik_treeview_item_get_parent ( vlp->vt, iter ), new_text, vlp, vik_treeview_item_get_data ( vlp->vt, iter ), vik_treeview_item_get_pointer ( vlp->vt, iter ), iter );
243 vik_treeview_item_set_name ( vlp->vt, iter, name);
247 static gboolean layers_button_press_cb ( VikLayersPanel *vlp, GdkEventButton *event )
249 if (event->button == 3)
252 if ( vik_treeview_get_iter_at_pos ( vlp->vt, &iter, event->x, event->y ) )
254 layers_popup ( vlp, &iter, 3 );
255 vik_treeview_item_select ( vlp->vt, &iter );
258 layers_popup ( vlp, NULL, 3 );
264 static void layers_popup ( VikLayersPanel *vlp, GtkTreeIter *iter, gint mouse_button )
266 GtkMenu *menu = NULL;
271 if ( vik_treeview_item_get_type ( vlp->vt, iter ) == VIK_TREEVIEW_TYPE_LAYER )
273 VikLayer *layer = VIK_LAYER(vik_treeview_item_get_pointer ( vlp->vt, iter ));
275 if ( layer->type == VIK_LAYER_AGGREGATE )
276 menu = GTK_MENU(gtk_item_factory_get_widget ( vlp->popup_factory, "<main>" ));
279 GtkWidget *del, *prop;
280 VikStdLayerMenuItem menu_selection = vik_layer_get_menu_items_selection(layer);
282 menu = GTK_MENU ( gtk_menu_new () );
284 if (menu_selection & VIK_MENU_ITEM_PROPERTY) {
285 prop = gtk_image_menu_item_new_from_stock ( GTK_STOCK_PROPERTIES, NULL );
286 g_signal_connect_swapped ( G_OBJECT(prop), "activate", G_CALLBACK(vik_layers_panel_properties), vlp );
287 gtk_menu_shell_append (GTK_MENU_SHELL (menu), prop);
288 gtk_widget_show ( prop );
291 if (menu_selection & VIK_MENU_ITEM_CUT) {
292 del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_CUT, NULL );
293 g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_cut_selected), vlp );
294 gtk_menu_shell_append (GTK_MENU_SHELL (menu), del);
295 gtk_widget_show ( del );
298 if (menu_selection & VIK_MENU_ITEM_COPY) {
299 del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_COPY, NULL );
300 g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_copy_selected), vlp );
301 gtk_menu_shell_append (GTK_MENU_SHELL (menu), del);
302 gtk_widget_show ( del );
305 if (menu_selection & VIK_MENU_ITEM_PASTE) {
306 del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_PASTE, NULL );
307 g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_paste_selected), vlp );
308 gtk_menu_shell_append (GTK_MENU_SHELL (menu), del);
309 gtk_widget_show ( del );
312 if (menu_selection & VIK_MENU_ITEM_DELETE) {
313 del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_DELETE, NULL );
314 g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_delete_selected), vlp );
315 gtk_menu_shell_append (GTK_MENU_SHELL (menu), del);
316 gtk_widget_show ( del );
319 vik_layer_add_menu_items ( layer, menu, vlp );
324 menu = GTK_MENU ( gtk_menu_new () );
325 if ( ! vik_layer_sublayer_add_menu_items ( vik_treeview_item_get_parent ( vlp->vt, iter ), menu, vlp, vik_treeview_item_get_data ( vlp->vt, iter ), vik_treeview_item_get_pointer ( vlp->vt, iter ), iter ) )
327 gtk_widget_destroy ( GTK_WIDGET(menu) );
330 /* TODO: specific things for different types */
334 menu = GTK_MENU(gtk_item_factory_get_widget ( vlp->popup_factory, base_entries[NUM_BASE_ENTRIES-1].path ));
335 gtk_menu_popup ( menu, NULL, NULL, NULL, NULL, mouse_button, gtk_get_current_event_time() );
338 static void layers_popup_cb ( VikLayersPanel *vlp )
341 layers_popup ( vlp, vik_treeview_get_selected_iter ( vlp->vt, &iter ) ? &iter : NULL, 0 );
344 gboolean vik_layers_panel_new_layer ( VikLayersPanel *vlp, gint type )
347 g_assert ( vlp->vvp );
348 l = vik_layer_create ( type, vlp->vvp, VIK_GTK_WINDOW_FROM_WIDGET(vlp), TRUE );
351 vik_layers_panel_add_layer ( vlp, l );
352 vik_layers_panel_emit_update ( vlp );
358 void vik_layers_panel_add_layer ( VikLayersPanel *vlp, VikLayer *l )
361 GtkTreeIter *replace_iter = NULL;
363 /* could be something different so we have to do this */
364 vik_layer_change_coord_mode ( l, vik_viewport_get_coord_mode(vlp->vvp) );
366 if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
367 vik_aggregate_layer_add_layer ( vlp->toplayer, l );
370 VikAggregateLayer *addtoagg;
371 if (vik_treeview_item_get_type ( vlp->vt, &iter ) == VIK_TREEVIEW_TYPE_LAYER )
373 if ( IS_VIK_AGGREGATE_LAYER(vik_treeview_item_get_pointer ( vlp->vt, &iter )) )
374 addtoagg = VIK_AGGREGATE_LAYER(vik_treeview_item_get_pointer ( vlp->vt, &iter ));
376 VikLayer *vl = VIK_LAYER(vik_treeview_item_get_parent ( vlp->vt, &iter ));
377 while ( ! IS_VIK_AGGREGATE_LAYER(vl) ) {
379 vl = VIK_LAYER(vik_treeview_item_get_parent ( vlp->vt, &vl->iter ));
380 g_assert ( vl->realized );
382 addtoagg = VIK_AGGREGATE_LAYER(vl);
383 replace_iter = &iter;
388 /* a sublayer is selected, first get its parent (layer), then find the layer's parent (aggr. layer) */
389 VikLayer *vl = VIK_LAYER(vik_treeview_item_get_parent ( vlp->vt, &iter ));
390 replace_iter = &(vl->iter);
391 g_assert ( vl->realized );
392 addtoagg = VIK_AGGREGATE_LAYER(vik_treeview_item_get_parent ( vlp->vt, &(vl->iter) ) );
395 vik_aggregate_layer_insert_layer ( addtoagg, l, replace_iter );
397 vik_aggregate_layer_add_layer ( addtoagg, l );
401 static void layers_move_item ( VikLayersPanel *vlp, gboolean up )
404 VikAggregateLayer *parent;
406 /* TODO: deactivate the buttons and stuff */
407 if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
410 vik_treeview_select_iter ( vlp->vt, &iter ); /* cancel any layer-name editing going on... */
412 if ( vik_treeview_item_get_type ( vlp->vt, &iter ) == VIK_TREEVIEW_TYPE_LAYER )
414 parent = VIK_AGGREGATE_LAYER(vik_treeview_item_get_parent ( vlp->vt, &iter ));
415 if ( parent ) /* not toplevel */
417 vik_aggregate_layer_move_layer ( parent, &iter, up );
418 vik_layers_panel_emit_update ( vlp );
423 gboolean vik_layers_panel_properties ( VikLayersPanel *vlp )
426 g_assert ( vlp->vvp );
428 if ( vik_treeview_get_selected_iter ( vlp->vt, &iter ) && vik_treeview_item_get_type ( vlp->vt, &iter ) == VIK_TREEVIEW_TYPE_LAYER )
430 if ( vik_treeview_item_get_data ( vlp->vt, &iter ) == VIK_LAYER_AGGREGATE )
431 a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), "Aggregate Layers have no settable properties." );
432 vik_layer_properties ( VIK_LAYER( vik_treeview_item_get_pointer ( vlp->vt, &iter ) ), vlp->vvp );
439 void vik_layers_panel_draw_all ( VikLayersPanel *vlp )
441 if ( vlp->vvp && VIK_LAYER(vlp->toplayer)->visible )
442 vik_aggregate_layer_draw ( vlp->toplayer, vlp->vvp );
445 void vik_layers_panel_draw_all_using_viewport ( VikLayersPanel *vlp, VikViewport *vvp )
447 if ( vlp->vvp && VIK_LAYER(vlp->toplayer)->visible )
448 vik_aggregate_layer_draw ( vlp->toplayer, vvp );
451 void vik_layers_panel_cut_selected ( VikLayersPanel *vlp )
456 g_return_if_fail ( vik_treeview_get_selected_iter ( vlp->vt, &iter ) );
458 type = vik_treeview_item_get_type ( vlp->vt, &iter );
460 if ( type == VIK_TREEVIEW_TYPE_LAYER )
462 VikAggregateLayer *parent = vik_treeview_item_get_parent ( vlp->vt, &iter );
467 /* reset trigger if trigger deleted */
468 if ( vik_layers_panel_get_selected ( vlp ) == vik_viewport_get_trigger ( vlp->vvp ) )
469 vik_viewport_set_trigger ( vlp->vvp, NULL );
471 a_clipboard_copy_selected ( vlp );
472 if ( vik_aggregate_layer_delete ( parent, &iter ) )
473 vik_layers_panel_emit_update ( vlp );
476 a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), "You cannot cut the Top Layer." );
480 void vik_layers_panel_copy_selected ( VikLayersPanel *vlp )
485 g_return_if_fail ( vik_treeview_get_selected_iter ( vlp->vt, &iter ) );
487 type = vik_treeview_item_get_type ( vlp->vt, &iter );
489 if ( type == VIK_TREEVIEW_TYPE_LAYER ) {
490 a_clipboard_copy_selected ( vlp );
494 void vik_layers_panel_paste_selected ( VikLayersPanel *vlp )
497 g_return_if_fail ( vik_treeview_get_selected_iter ( vlp->vt, &iter ) );
498 a_clipboard_paste ( vlp );
501 void vik_layers_panel_delete_selected ( VikLayersPanel *vlp )
506 g_return_if_fail ( vik_treeview_get_selected_iter ( vlp->vt, &iter ) );
508 type = vik_treeview_item_get_type ( vlp->vt, &iter );
510 if ( type == VIK_TREEVIEW_TYPE_LAYER )
512 VikAggregateLayer *parent = vik_treeview_item_get_parent ( vlp->vt, &iter );
515 /* reset trigger if trigger deleted */
516 if ( vik_layers_panel_get_selected ( vlp ) == vik_viewport_get_trigger ( vlp->vvp ) )
517 vik_viewport_set_trigger ( vlp->vvp, NULL );
519 if (IS_VIK_AGGREGATE_LAYER(parent)) {
520 if ( vik_aggregate_layer_delete ( parent, &iter ) )
521 vik_layers_panel_emit_update ( vlp );
525 a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), "You cannot delete the Top Layer." );
527 else if (type == VIK_TREEVIEW_TYPE_SUBLAYER) {
528 VikLayer *sel = vik_layers_panel_get_selected ( vlp );
529 if ( vik_layer_get_interface(sel->type)->delete_item ) {
530 gint subtype = vik_treeview_item_get_data( vlp->vt, &iter);
531 vik_layer_get_interface(sel->type)->delete_item ( sel, subtype, vik_treeview_item_get_pointer(sel->vt, &iter) );
536 VikLayer *vik_layers_panel_get_selected ( VikLayersPanel *vlp )
538 GtkTreeIter iter, parent;
541 if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
544 type = vik_treeview_item_get_type ( vlp->vt, &iter );
546 while ( type != VIK_TREEVIEW_TYPE_LAYER )
548 if ( ! vik_treeview_item_get_parent_iter ( vlp->vt, &iter, &parent ) )
551 type = vik_treeview_item_get_type ( vlp->vt, &iter );
554 return VIK_LAYER( vik_treeview_item_get_pointer ( vlp->vt, &iter ) );
557 static void layers_move_item_up ( VikLayersPanel *vlp )
559 layers_move_item ( vlp, TRUE );
562 static void layers_move_item_down ( VikLayersPanel *vlp )
564 layers_move_item ( vlp, FALSE );
568 gboolean vik_layers_panel_tool ( VikLayersPanel *vlp, guint16 layer_type, VikToolInterfaceFunc tool_func, GdkEventButton *event, VikViewport *vvp )
570 VikLayer *vl = vik_layers_panel_get_selected ( vlp );
571 if ( vl && vl->type == layer_type )
573 tool_func ( vl, event, vvp );
576 else if ( VIK_LAYER(vlp->toplayer)->visible &&
577 vik_aggregate_layer_tool ( vlp->toplayer, layer_type, tool_func, event, vvp ) != 1 ) /* either accepted or rejected, but a layer was found */
583 VikLayer *vik_layers_panel_get_layer_of_type ( VikLayersPanel *vlp, gint type )
585 VikLayer *rv = vik_layers_panel_get_selected ( vlp );
586 if ( rv == NULL || rv->type != type )
587 if ( VIK_LAYER(vlp->toplayer)->visible )
588 return vik_aggregate_layer_get_top_visible_layer_of_type ( vlp->toplayer, type );
595 GList *vik_layers_panel_get_all_layers_of_type(VikLayersPanel *vlp, gint type)
597 GList *layers = NULL;
599 return (vik_aggregate_layer_get_all_layers_of_type ( vlp->toplayer, layers, type ));
602 VikAggregateLayer *vik_layers_panel_get_top_layer ( VikLayersPanel *vlp )
604 return vlp->toplayer;
607 void vik_layers_panel_clear ( VikLayersPanel *vlp )
609 if ( (! vik_aggregate_layer_is_empty(vlp->toplayer)) && a_dialog_overwrite ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), "Are you sure you wish to delete all layers?", NULL ) )
610 vik_aggregate_layer_clear ( vlp->toplayer ); /* simply deletes all layers */
613 void vik_layers_panel_change_coord_mode ( VikLayersPanel *vlp, VikCoordMode mode )
615 vik_layer_change_coord_mode ( VIK_LAYER(vlp->toplayer), mode );
618 static void layers_panel_finalize ( GObject *gob )
620 VikLayersPanel *vlp = VIK_LAYERS_PANEL ( gob );
621 g_object_unref ( VIK_LAYER(vlp->toplayer) );
622 g_object_unref ( G_OBJECT(vlp->popup_factory) );
623 G_OBJECT_CLASS(parent_class)->finalize(gob);