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
30 #include <glib/gi18n.h>
31 #include <gdk/gdkkeysyms.h>
38 static guint layers_panel_signals[VLP_LAST_SIGNAL] = { 0 };
40 static GObjectClass *parent_class;
42 struct _VikLayersPanel {
45 VikAggregateLayer *toplayer;
46 GtkTreeIter toplayer_iter;
49 VikViewport *vvp; /* reference */
52 static GtkActionEntry entries[] = {
53 { "Cut", GTK_STOCK_CUT, N_("C_ut"), NULL, NULL, (GCallback) vik_layers_panel_cut_selected },
54 { "Copy", GTK_STOCK_COPY, N_("_Copy"), NULL, NULL, (GCallback) vik_layers_panel_copy_selected },
55 { "Paste", GTK_STOCK_PASTE, N_("_Paste"), NULL, NULL, (GCallback) vik_layers_panel_paste_selected },
56 { "Delete", GTK_STOCK_DELETE, N_("_Delete"), NULL, NULL, (GCallback) vik_layers_panel_delete_selected },
59 static void layers_item_toggled (VikLayersPanel *vlp, GtkTreeIter *iter);
60 static void layers_item_edited (VikLayersPanel *vlp, GtkTreeIter *iter, const gchar *new_text);
61 static void menu_popup_cb (VikLayersPanel *vlp);
62 static void layers_popup_cb (VikLayersPanel *vlp);
63 static void layers_popup ( VikLayersPanel *vlp, GtkTreeIter *iter, gint mouse_button );
64 static gboolean layers_button_press_cb (VikLayersPanel *vlp, GdkEventButton *event);
65 static gboolean layers_key_press_cb (VikLayersPanel *vlp, GdkEventKey *event);
66 static void layers_move_item ( VikLayersPanel *vlp, gboolean up );
67 static void layers_move_item_up ( VikLayersPanel *vlp );
68 static void layers_move_item_down ( VikLayersPanel *vlp );
69 static void layers_panel_finalize ( GObject *gob );
71 G_DEFINE_TYPE (VikLayersPanel, vik_layers_panel, GTK_TYPE_VBOX)
73 static void vik_layers_panel_class_init ( VikLayersPanelClass *klass )
75 GObjectClass *object_class;
77 object_class = G_OBJECT_CLASS (klass);
79 object_class->finalize = layers_panel_finalize;
81 parent_class = g_type_class_peek_parent (klass);
83 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);
86 VikLayersPanel *vik_layers_panel_new ()
88 return VIK_LAYERS_PANEL ( g_object_new ( VIK_LAYERS_PANEL_TYPE, NULL ) );
91 void vik_layers_panel_set_viewport ( VikLayersPanel *vlp, VikViewport *vvp )
94 /* TODO: also update GCs (?) */
97 VikViewport *vik_layers_panel_get_viewport ( VikLayersPanel *vlp )
102 static gboolean layers_panel_new_layer ( gpointer lpnl[2] )
104 return vik_layers_panel_new_layer ( lpnl[0], GPOINTER_TO_INT(lpnl[1]) );
108 * Create menu popup on demand
109 * @full: offer cut/copy options as well - not just the new layer options
111 static GtkWidget* layers_panel_create_popup ( VikLayersPanel *vlp, gboolean full )
113 GtkWidget *menu = gtk_menu_new ();
118 for ( ii = 0; ii < G_N_ELEMENTS(entries); ii++ ) {
119 if ( entries[ii].stock_id ) {
120 menuitem = gtk_image_menu_item_new_with_mnemonic ( entries[ii].label );
121 gtk_image_menu_item_set_image ( (GtkImageMenuItem*)menuitem, gtk_image_new_from_stock (entries[ii].stock_id, GTK_ICON_SIZE_MENU) );
124 menuitem = gtk_menu_item_new_with_mnemonic ( entries[ii].label );
126 g_signal_connect_swapped ( G_OBJECT(menuitem), "activate", G_CALLBACK(entries[ii].callback), vlp );
127 gtk_menu_shell_append (GTK_MENU_SHELL (menu), menuitem);
128 gtk_widget_show ( menuitem );
132 GtkWidget *submenu = gtk_menu_new();
133 menuitem = gtk_menu_item_new_with_mnemonic ( _("New Layer") );
134 gtk_menu_shell_append (GTK_MENU_SHELL (menu), menuitem);
135 gtk_widget_show ( menuitem );
136 gtk_menu_item_set_submenu (GTK_MENU_ITEM (menuitem), submenu );
138 // Static: so memory accessible yet not continually allocated
139 static gpointer lpnl[VIK_LAYER_NUM_TYPES][2];
141 for ( ii = 0; ii < VIK_LAYER_NUM_TYPES; ii++ ) {
142 if ( vik_layer_get_interface(ii)->icon ) {
143 menuitem = gtk_image_menu_item_new_with_mnemonic ( vik_layer_get_interface(ii)->name );
144 gtk_image_menu_item_set_image ( (GtkImageMenuItem*)menuitem, gtk_image_new_from_pixbuf ( vik_layer_load_icon (ii) ) );
147 menuitem = gtk_menu_item_new_with_mnemonic ( vik_layer_get_interface(ii)->name );
150 lpnl[ii][1] = GINT_TO_POINTER(ii);
152 g_signal_connect_swapped ( G_OBJECT(menuitem), "activate", G_CALLBACK(layers_panel_new_layer), lpnl[ii] );
153 gtk_menu_shell_append (GTK_MENU_SHELL (submenu), menuitem);
154 gtk_widget_show ( menuitem );
160 static void vik_layers_panel_init ( VikLayersPanel *vlp )
163 GtkWidget *addbutton, *addimage;
164 GtkWidget *removebutton, *removeimage;
165 GtkWidget *upbutton, *upimage;
166 GtkWidget *downbutton, *downimage;
167 GtkWidget *cutbutton, *cutimage;
168 GtkWidget *copybutton, *copyimage;
169 GtkWidget *pastebutton, *pasteimage;
170 GtkWidget *scrolledwindow;
174 hbox = gtk_hbox_new ( TRUE, 2 );
175 vlp->vt = vik_treeview_new ( );
177 vlp->toplayer = vik_aggregate_layer_new ();
178 vik_layer_rename ( VIK_LAYER(vlp->toplayer), _("Top Layer"));
179 g_signal_connect_swapped ( G_OBJECT(vlp->toplayer), "update", G_CALLBACK(vik_layers_panel_emit_update), vlp );
181 vik_treeview_add_layer ( vlp->vt, NULL, &(vlp->toplayer_iter), VIK_LAYER(vlp->toplayer)->name, NULL, TRUE, vlp->toplayer, VIK_LAYER_AGGREGATE, VIK_LAYER_AGGREGATE );
182 vik_layer_realize ( VIK_LAYER(vlp->toplayer), vlp->vt, &(vlp->toplayer_iter) );
184 g_signal_connect_swapped ( vlp->vt, "popup_menu", G_CALLBACK(menu_popup_cb), vlp);
185 g_signal_connect_swapped ( vlp->vt, "button_press_event", G_CALLBACK(layers_button_press_cb), vlp);
186 g_signal_connect_swapped ( vlp->vt, "item_toggled", G_CALLBACK(layers_item_toggled), vlp);
187 g_signal_connect_swapped ( vlp->vt, "item_edited", G_CALLBACK(layers_item_edited), vlp);
188 g_signal_connect_swapped ( vlp->vt, "key_press_event", G_CALLBACK(layers_key_press_cb), vlp);
191 addimage = gtk_image_new_from_stock ( GTK_STOCK_ADD, GTK_ICON_SIZE_SMALL_TOOLBAR );
192 addbutton = gtk_button_new ( );
193 gtk_container_add ( GTK_CONTAINER(addbutton), addimage );
194 gtk_widget_set_tooltip_text ( GTK_WIDGET(addbutton), _("Add new layer"));
195 gtk_box_pack_start ( GTK_BOX(hbox), addbutton, TRUE, TRUE, 0 );
196 g_signal_connect_swapped ( G_OBJECT(addbutton), "clicked", G_CALLBACK(layers_popup_cb), vlp );
198 removeimage = gtk_image_new_from_stock ( GTK_STOCK_REMOVE, GTK_ICON_SIZE_SMALL_TOOLBAR );
199 removebutton = gtk_button_new ( );
200 gtk_container_add ( GTK_CONTAINER(removebutton), removeimage );
201 gtk_widget_set_tooltip_text ( GTK_WIDGET(removebutton), _("Remove selected layer"));
202 gtk_box_pack_start ( GTK_BOX(hbox), removebutton, TRUE, TRUE, 0 );
203 g_signal_connect_swapped ( G_OBJECT(removebutton), "clicked", G_CALLBACK(vik_layers_panel_delete_selected), vlp );
205 upimage = gtk_image_new_from_stock ( GTK_STOCK_GO_UP, GTK_ICON_SIZE_SMALL_TOOLBAR );
206 upbutton = gtk_button_new ( );
207 gtk_container_add ( GTK_CONTAINER(upbutton), upimage );
208 gtk_widget_set_tooltip_text ( GTK_WIDGET(upbutton), _("Move selected layer up"));
209 gtk_box_pack_start ( GTK_BOX(hbox), upbutton, TRUE, TRUE, 0 );
210 g_signal_connect_swapped ( G_OBJECT(upbutton), "clicked", G_CALLBACK(layers_move_item_up), vlp );
212 downimage = gtk_image_new_from_stock ( GTK_STOCK_GO_DOWN, GTK_ICON_SIZE_SMALL_TOOLBAR );
213 downbutton = gtk_button_new ( );
214 gtk_container_add ( GTK_CONTAINER(downbutton), downimage );
215 gtk_widget_set_tooltip_text ( GTK_WIDGET(downbutton), _("Move selected layer down"));
216 gtk_box_pack_start ( GTK_BOX(hbox), downbutton, TRUE, TRUE, 0 );
217 g_signal_connect_swapped ( G_OBJECT(downbutton), "clicked", G_CALLBACK(layers_move_item_down), vlp );
219 cutimage = gtk_image_new_from_stock ( GTK_STOCK_CUT, GTK_ICON_SIZE_SMALL_TOOLBAR );
220 cutbutton = gtk_button_new ( );
221 gtk_container_add ( GTK_CONTAINER(cutbutton), cutimage );
222 gtk_widget_set_tooltip_text ( GTK_WIDGET(cutbutton), _("Cut selected layer"));
223 gtk_box_pack_start ( GTK_BOX(hbox), cutbutton, TRUE, TRUE, 0 );
224 g_signal_connect_swapped ( G_OBJECT(cutbutton), "clicked", G_CALLBACK(vik_layers_panel_cut_selected), vlp );
226 copyimage = gtk_image_new_from_stock ( GTK_STOCK_COPY, GTK_ICON_SIZE_SMALL_TOOLBAR );
227 copybutton = gtk_button_new ( );
228 gtk_container_add ( GTK_CONTAINER(copybutton), copyimage );
229 gtk_widget_set_tooltip_text ( GTK_WIDGET(copybutton), _("Copy selected layer"));
230 gtk_box_pack_start ( GTK_BOX(hbox), copybutton, TRUE, TRUE, 0 );
231 g_signal_connect_swapped ( G_OBJECT(copybutton), "clicked", G_CALLBACK(vik_layers_panel_copy_selected), vlp );
233 pasteimage = gtk_image_new_from_stock ( GTK_STOCK_PASTE, GTK_ICON_SIZE_SMALL_TOOLBAR );
234 pastebutton = gtk_button_new ( );
235 gtk_container_add ( GTK_CONTAINER(pastebutton),pasteimage );
236 gtk_widget_set_tooltip_text ( GTK_WIDGET(pastebutton), _("Paste layer into selected container layer or otherwise above selected layer"));
237 gtk_box_pack_start ( GTK_BOX(hbox), pastebutton, TRUE, TRUE, 0 );
238 g_signal_connect_swapped ( G_OBJECT(pastebutton), "clicked", G_CALLBACK(vik_layers_panel_paste_selected), vlp );
240 scrolledwindow = gtk_scrolled_window_new ( NULL, NULL );
241 gtk_scrolled_window_set_policy ( GTK_SCROLLED_WINDOW(scrolledwindow), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC );
242 gtk_container_add ( GTK_CONTAINER(scrolledwindow), GTK_WIDGET(vlp->vt) );
244 gtk_box_pack_start ( GTK_BOX(vlp), scrolledwindow, TRUE, TRUE, 0 );
245 gtk_box_pack_start ( GTK_BOX(vlp), hbox, FALSE, FALSE, 0 );
249 * Invoke the actual drawing via signal method
251 static gboolean idle_draw_panel ( VikLayersPanel *vlp )
253 g_signal_emit ( G_OBJECT(vlp), layers_panel_signals[VLP_UPDATE_SIGNAL], 0 );
254 return FALSE; // Nothing else to do
257 void vik_layers_panel_emit_update ( VikLayersPanel *vlp )
259 // Only ever draw when there is time to do so
260 if ( g_thread_self() != vik_window_get_thread (VIK_WINDOW(VIK_GTK_WINDOW_FROM_WIDGET(vlp))) )
261 // Drawing requested from another (background) thread, so handle via the gdk thread method
262 gdk_threads_add_idle ( (GSourceFunc) idle_draw_panel, vlp );
264 g_idle_add ( (GSourceFunc) idle_draw_panel, vlp );
267 static void layers_item_toggled (VikLayersPanel *vlp, GtkTreeIter *iter)
273 /* get type and data */
274 type = vik_treeview_item_get_type ( vlp->vt, iter );
275 p = vik_treeview_item_get_pointer ( vlp->vt, iter );
279 case VIK_TREEVIEW_TYPE_LAYER:
280 visible = (VIK_LAYER(p)->visible ^= 1);
281 vik_layer_emit_update_although_invisible ( VIK_LAYER(p) ); /* set trigger for half-drawn */
283 case VIK_TREEVIEW_TYPE_SUBLAYER:
284 visible = vik_layer_sublayer_toggle_visible ( VIK_LAYER(vik_treeview_item_get_parent(vlp->vt, iter)),
285 vik_treeview_item_get_data(vlp->vt, iter), p);
286 vik_layer_emit_update_although_invisible ( VIK_LAYER(vik_treeview_item_get_parent(vlp->vt, iter)) );
291 vik_treeview_item_set_visible ( vlp->vt, iter, visible );
294 static void layers_item_edited (VikLayersPanel *vlp, GtkTreeIter *iter, const gchar *new_text)
299 if ( new_text[0] == '\0' ) {
300 a_dialog_error_msg ( GTK_WINDOW(VIK_WINDOW_FROM_WIDGET(vlp)), _("New name can not be blank.") );
304 if ( vik_treeview_item_get_type ( vlp->vt, iter ) == VIK_TREEVIEW_TYPE_LAYER )
308 /* get iter and layer */
309 l = VIK_LAYER ( vik_treeview_item_get_pointer ( vlp->vt, iter ) );
311 if ( strcmp ( l->name, new_text ) != 0 )
313 vik_layer_rename ( l, new_text );
314 vik_treeview_item_set_name ( vlp->vt, iter, l->name );
319 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 );
321 vik_treeview_item_set_name ( vlp->vt, iter, name);
325 static gboolean layers_button_press_cb ( VikLayersPanel *vlp, GdkEventButton *event )
327 if (event->button == 3)
329 static GtkTreeIter iter;
330 if ( vik_treeview_get_iter_at_pos ( vlp->vt, &iter, event->x, event->y ) )
332 layers_popup ( vlp, &iter, 3 );
333 vik_treeview_item_select ( vlp->vt, &iter );
336 layers_popup ( vlp, NULL, 3 );
342 static gboolean layers_key_press_cb ( VikLayersPanel *vlp, GdkEventKey *event )
344 // Accept all forms of delete keys
345 if (event->keyval == GDK_Delete || event->keyval == GDK_KP_Delete || event->keyval == GDK_BackSpace) {
346 vik_layers_panel_delete_selected (vlp);
352 static void layers_popup ( VikLayersPanel *vlp, GtkTreeIter *iter, gint mouse_button )
354 GtkMenu *menu = NULL;
359 if ( vik_treeview_item_get_type ( vlp->vt, iter ) == VIK_TREEVIEW_TYPE_LAYER )
361 VikLayer *layer = VIK_LAYER(vik_treeview_item_get_pointer ( vlp->vt, iter ));
363 if ( layer->type == VIK_LAYER_AGGREGATE )
364 menu = GTK_MENU ( layers_panel_create_popup ( vlp, TRUE ) );
367 GtkWidget *del, *prop;
368 VikStdLayerMenuItem menu_selection = vik_layer_get_menu_items_selection(layer);
370 menu = GTK_MENU ( gtk_menu_new () );
372 if (menu_selection & VIK_MENU_ITEM_PROPERTY) {
373 prop = gtk_image_menu_item_new_from_stock ( GTK_STOCK_PROPERTIES, NULL );
374 g_signal_connect_swapped ( G_OBJECT(prop), "activate", G_CALLBACK(vik_layers_panel_properties), vlp );
375 gtk_menu_shell_append (GTK_MENU_SHELL (menu), prop);
376 gtk_widget_show ( prop );
379 if (menu_selection & VIK_MENU_ITEM_CUT) {
380 del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_CUT, NULL );
381 g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_cut_selected), vlp );
382 gtk_menu_shell_append (GTK_MENU_SHELL (menu), del);
383 gtk_widget_show ( del );
386 if (menu_selection & VIK_MENU_ITEM_COPY) {
387 del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_COPY, NULL );
388 g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_copy_selected), vlp );
389 gtk_menu_shell_append (GTK_MENU_SHELL (menu), del);
390 gtk_widget_show ( del );
393 if (menu_selection & VIK_MENU_ITEM_PASTE) {
394 del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_PASTE, NULL );
395 g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_paste_selected), vlp );
396 gtk_menu_shell_append (GTK_MENU_SHELL (menu), del);
397 gtk_widget_show ( del );
400 if (menu_selection & VIK_MENU_ITEM_DELETE) {
401 del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_DELETE, NULL );
402 g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_delete_selected), vlp );
403 gtk_menu_shell_append (GTK_MENU_SHELL (menu), del);
404 gtk_widget_show ( del );
407 vik_layer_add_menu_items ( layer, menu, vlp );
411 menu = GTK_MENU ( gtk_menu_new () );
412 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, vlp->vvp ) )
414 gtk_widget_destroy ( GTK_WIDGET(menu) );
417 /* TODO: specific things for different types */
422 menu = GTK_MENU ( layers_panel_create_popup ( vlp, FALSE ) );
424 gtk_menu_popup ( menu, NULL, NULL, NULL, NULL, mouse_button, gtk_get_current_event_time() );
427 static void menu_popup_cb ( VikLayersPanel *vlp )
430 layers_popup ( vlp, vik_treeview_get_selected_iter ( vlp->vt, &iter ) ? &iter : NULL, 0 );
433 static void layers_popup_cb ( VikLayersPanel *vlp )
435 layers_popup ( vlp, NULL, 0 );
439 * vik_layers_panel_new_layer:
440 * @type: type of the new layer
442 * Create a new layer and add to panel.
444 gboolean vik_layers_panel_new_layer ( VikLayersPanel *vlp, VikLayerTypeEnum type )
447 g_assert ( vlp->vvp );
448 l = vik_layer_create ( type, vlp->vvp, VIK_GTK_WINDOW_FROM_WIDGET(vlp), TRUE );
451 vik_layers_panel_add_layer ( vlp, l );
458 * vik_layers_panel_add_layer:
461 * Add an existing layer to panel.
463 void vik_layers_panel_add_layer ( VikLayersPanel *vlp, VikLayer *l )
466 GtkTreeIter *replace_iter = NULL;
468 /* could be something different so we have to do this */
469 vik_layer_change_coord_mode ( l, vik_viewport_get_coord_mode(vlp->vvp) );
471 if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
472 vik_aggregate_layer_add_layer ( vlp->toplayer, l, TRUE );
475 VikAggregateLayer *addtoagg;
476 if (vik_treeview_item_get_type ( vlp->vt, &iter ) == VIK_TREEVIEW_TYPE_LAYER )
478 if ( IS_VIK_AGGREGATE_LAYER(vik_treeview_item_get_pointer ( vlp->vt, &iter )) )
479 addtoagg = VIK_AGGREGATE_LAYER(vik_treeview_item_get_pointer ( vlp->vt, &iter ));
481 VikLayer *vl = VIK_LAYER(vik_treeview_item_get_parent ( vlp->vt, &iter ));
482 while ( ! IS_VIK_AGGREGATE_LAYER(vl) ) {
484 vl = VIK_LAYER(vik_treeview_item_get_parent ( vlp->vt, &vl->iter ));
485 g_assert ( vl->realized );
487 addtoagg = VIK_AGGREGATE_LAYER(vl);
488 replace_iter = &iter;
493 /* a sublayer is selected, first get its parent (layer), then find the layer's parent (aggr. layer) */
494 VikLayer *vl = VIK_LAYER(vik_treeview_item_get_parent ( vlp->vt, &iter ));
495 replace_iter = &(vl->iter);
496 g_assert ( vl->realized );
497 VikLayer *grandpa = (vik_treeview_item_get_parent ( vlp->vt, &(vl->iter) ) );
498 if (IS_VIK_AGGREGATE_LAYER(grandpa))
499 addtoagg = VIK_AGGREGATE_LAYER(grandpa);
501 addtoagg = vlp->toplayer;
502 replace_iter = &grandpa->iter;
506 vik_aggregate_layer_insert_layer ( addtoagg, l, replace_iter );
508 vik_aggregate_layer_add_layer ( addtoagg, l, TRUE );
511 vik_layers_panel_emit_update ( vlp );
514 static void layers_move_item ( VikLayersPanel *vlp, gboolean up )
517 VikAggregateLayer *parent;
519 /* TODO: deactivate the buttons and stuff */
520 if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
523 vik_treeview_select_iter ( vlp->vt, &iter, FALSE ); /* cancel any layer-name editing going on... */
525 if ( vik_treeview_item_get_type ( vlp->vt, &iter ) == VIK_TREEVIEW_TYPE_LAYER )
527 parent = VIK_AGGREGATE_LAYER(vik_treeview_item_get_parent ( vlp->vt, &iter ));
528 if ( parent ) /* not toplevel */
530 vik_aggregate_layer_move_layer ( parent, &iter, up );
531 vik_layers_panel_emit_update ( vlp );
536 gboolean vik_layers_panel_properties ( VikLayersPanel *vlp )
539 g_assert ( vlp->vvp );
541 if ( vik_treeview_get_selected_iter ( vlp->vt, &iter ) && vik_treeview_item_get_type ( vlp->vt, &iter ) == VIK_TREEVIEW_TYPE_LAYER )
543 if ( vik_treeview_item_get_data ( vlp->vt, &iter ) == VIK_LAYER_AGGREGATE )
544 a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), _("Aggregate Layers have no settable properties.") );
545 VikLayer *layer = VIK_LAYER( vik_treeview_item_get_pointer ( vlp->vt, &iter ) );
546 if (vik_layer_properties ( layer, vlp->vvp ))
547 vik_layer_emit_update ( layer );
554 void vik_layers_panel_draw_all ( VikLayersPanel *vlp )
556 if ( vlp->vvp && VIK_LAYER(vlp->toplayer)->visible )
557 vik_aggregate_layer_draw ( vlp->toplayer, vlp->vvp );
560 void vik_layers_panel_cut_selected ( VikLayersPanel *vlp )
565 if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
569 type = vik_treeview_item_get_type ( vlp->vt, &iter );
571 if ( type == VIK_TREEVIEW_TYPE_LAYER )
573 VikAggregateLayer *parent = vik_treeview_item_get_parent ( vlp->vt, &iter );
576 /* reset trigger if trigger deleted */
577 if ( vik_layers_panel_get_selected ( vlp ) == vik_viewport_get_trigger ( vlp->vvp ) )
578 vik_viewport_set_trigger ( vlp->vvp, NULL );
580 a_clipboard_copy_selected ( vlp );
582 if (IS_VIK_AGGREGATE_LAYER(parent)) {
583 if ( vik_aggregate_layer_delete ( parent, &iter ) )
584 vik_layers_panel_emit_update ( vlp );
588 a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), _("You cannot cut the Top Layer.") );
590 else if (type == VIK_TREEVIEW_TYPE_SUBLAYER) {
591 VikLayer *sel = vik_layers_panel_get_selected ( vlp );
592 if ( vik_layer_get_interface(sel->type)->cut_item ) {
593 gint subtype = vik_treeview_item_get_data( vlp->vt, &iter);
594 vik_layer_get_interface(sel->type)->cut_item ( sel, subtype, vik_treeview_item_get_pointer(sel->vt, &iter) );
599 void vik_layers_panel_copy_selected ( VikLayersPanel *vlp )
602 if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
605 // NB clipboard contains layer vs sublayer logic, so don't need to do it here
606 a_clipboard_copy_selected ( vlp );
609 gboolean vik_layers_panel_paste_selected ( VikLayersPanel *vlp )
612 if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
615 return a_clipboard_paste ( vlp );
618 void vik_layers_panel_delete_selected ( VikLayersPanel *vlp )
623 if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
627 type = vik_treeview_item_get_type ( vlp->vt, &iter );
629 if ( type == VIK_TREEVIEW_TYPE_LAYER )
631 // Get confirmation from the user
632 if ( ! a_dialog_yes_or_no ( VIK_GTK_WINDOW_FROM_WIDGET(vlp),
633 _("Are you sure you want to delete %s?"),
634 vik_layer_get_name ( VIK_LAYER(vik_treeview_item_get_pointer ( vlp->vt, &iter )) ) ) )
637 VikAggregateLayer *parent = vik_treeview_item_get_parent ( vlp->vt, &iter );
640 /* reset trigger if trigger deleted */
641 if ( vik_layers_panel_get_selected ( vlp ) == vik_viewport_get_trigger ( vlp->vvp ) )
642 vik_viewport_set_trigger ( vlp->vvp, NULL );
644 if (IS_VIK_AGGREGATE_LAYER(parent)) {
645 if ( vik_aggregate_layer_delete ( parent, &iter ) )
646 vik_layers_panel_emit_update ( vlp );
650 a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), _("You cannot delete the Top Layer.") );
652 else if (type == VIK_TREEVIEW_TYPE_SUBLAYER) {
653 VikLayer *sel = vik_layers_panel_get_selected ( vlp );
654 if ( vik_layer_get_interface(sel->type)->delete_item ) {
655 gint subtype = vik_treeview_item_get_data( vlp->vt, &iter);
656 vik_layer_get_interface(sel->type)->delete_item ( sel, subtype, vik_treeview_item_get_pointer(sel->vt, &iter) );
661 VikLayer *vik_layers_panel_get_selected ( VikLayersPanel *vlp )
663 GtkTreeIter iter, parent;
666 if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
669 type = vik_treeview_item_get_type ( vlp->vt, &iter );
671 while ( type != VIK_TREEVIEW_TYPE_LAYER )
673 if ( ! vik_treeview_item_get_parent_iter ( vlp->vt, &iter, &parent ) )
676 type = vik_treeview_item_get_type ( vlp->vt, &iter );
679 return VIK_LAYER( vik_treeview_item_get_pointer ( vlp->vt, &iter ) );
682 static void layers_move_item_up ( VikLayersPanel *vlp )
684 layers_move_item ( vlp, TRUE );
687 static void layers_move_item_down ( VikLayersPanel *vlp )
689 layers_move_item ( vlp, FALSE );
693 gboolean vik_layers_panel_tool ( VikLayersPanel *vlp, guint16 layer_type, VikToolInterfaceFunc tool_func, GdkEventButton *event, VikViewport *vvp )
695 VikLayer *vl = vik_layers_panel_get_selected ( vlp );
696 if ( vl && vl->type == layer_type )
698 tool_func ( vl, event, vvp );
701 else if ( VIK_LAYER(vlp->toplayer)->visible &&
702 vik_aggregate_layer_tool ( vlp->toplayer, layer_type, tool_func, event, vvp ) != 1 ) /* either accepted or rejected, but a layer was found */
708 VikLayer *vik_layers_panel_get_layer_of_type ( VikLayersPanel *vlp, VikLayerTypeEnum type )
710 VikLayer *rv = vik_layers_panel_get_selected ( vlp );
711 if ( rv == NULL || rv->type != type )
712 if ( VIK_LAYER(vlp->toplayer)->visible )
713 return vik_aggregate_layer_get_top_visible_layer_of_type ( vlp->toplayer, type );
720 GList *vik_layers_panel_get_all_layers_of_type(VikLayersPanel *vlp, gint type, gboolean include_invisible)
722 GList *layers = NULL;
724 return (vik_aggregate_layer_get_all_layers_of_type ( vlp->toplayer, layers, type, include_invisible));
727 VikAggregateLayer *vik_layers_panel_get_top_layer ( VikLayersPanel *vlp )
729 return vlp->toplayer;
732 void vik_layers_panel_clear ( VikLayersPanel *vlp )
734 if ( (! vik_aggregate_layer_is_empty(vlp->toplayer)) && a_dialog_yes_or_no ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), _("Are you sure you wish to delete all layers?"), NULL ) )
735 vik_aggregate_layer_clear ( vlp->toplayer ); /* simply deletes all layers */
738 void vik_layers_panel_change_coord_mode ( VikLayersPanel *vlp, VikCoordMode mode )
740 vik_layer_change_coord_mode ( VIK_LAYER(vlp->toplayer), mode );
743 static void layers_panel_finalize ( GObject *gob )
745 VikLayersPanel *vlp = VIK_LAYERS_PANEL ( gob );
746 g_object_unref ( VIK_LAYER(vlp->toplayer) );
747 G_OBJECT_CLASS(parent_class)->finalize(gob);
750 VikTreeview *vik_layers_panel_get_treeview ( VikLayersPanel *vlp )