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>
35 VLP_DELETE_LAYER_SIGNAL,
39 static guint layers_panel_signals[VLP_LAST_SIGNAL] = { 0 };
41 static GObjectClass *parent_class;
43 struct _VikLayersPanel {
46 VikAggregateLayer *toplayer;
47 GtkTreeIter toplayer_iter;
50 VikViewport *vvp; /* reference */
53 static GtkActionEntry entries[] = {
54 { "Cut", GTK_STOCK_CUT, N_("C_ut"), NULL, NULL, (GCallback) vik_layers_panel_cut_selected },
55 { "Copy", GTK_STOCK_COPY, N_("_Copy"), NULL, NULL, (GCallback) vik_layers_panel_copy_selected },
56 { "Paste", GTK_STOCK_PASTE, N_("_Paste"), NULL, NULL, (GCallback) vik_layers_panel_paste_selected },
57 { "Delete", GTK_STOCK_DELETE, N_("_Delete"), NULL, NULL, (GCallback) vik_layers_panel_delete_selected },
60 static void layers_item_toggled (VikLayersPanel *vlp, GtkTreeIter *iter);
61 static void layers_item_edited (VikLayersPanel *vlp, GtkTreeIter *iter, const gchar *new_text);
62 static void menu_popup_cb (VikLayersPanel *vlp);
63 static void layers_popup_cb (VikLayersPanel *vlp);
64 static void layers_popup ( VikLayersPanel *vlp, GtkTreeIter *iter, gint mouse_button );
65 static gboolean layers_button_press_cb (VikLayersPanel *vlp, GdkEventButton *event);
66 static gboolean layers_key_press_cb (VikLayersPanel *vlp, GdkEventKey *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 G_DEFINE_TYPE (VikLayersPanel, vik_layers_panel, GTK_TYPE_VBOX)
74 static void vik_layers_panel_class_init ( VikLayersPanelClass *klass )
76 GObjectClass *object_class;
78 object_class = G_OBJECT_CLASS (klass);
80 object_class->finalize = layers_panel_finalize;
82 parent_class = g_type_class_peek_parent (klass);
84 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);
85 layers_panel_signals[VLP_DELETE_LAYER_SIGNAL] = g_signal_new ( "delete_layer", 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);
88 VikLayersPanel *vik_layers_panel_new ()
90 return VIK_LAYERS_PANEL ( g_object_new ( VIK_LAYERS_PANEL_TYPE, NULL ) );
93 void vik_layers_panel_set_viewport ( VikLayersPanel *vlp, VikViewport *vvp )
96 /* TODO: also update GCs (?) */
99 VikViewport *vik_layers_panel_get_viewport ( VikLayersPanel *vlp )
104 static gboolean layers_panel_new_layer ( gpointer lpnl[2] )
106 return vik_layers_panel_new_layer ( lpnl[0], GPOINTER_TO_INT(lpnl[1]) );
110 * Create menu popup on demand
111 * @full: offer cut/copy options as well - not just the new layer options
113 static GtkWidget* layers_panel_create_popup ( VikLayersPanel *vlp, gboolean full )
115 GtkWidget *menu = gtk_menu_new ();
120 for ( ii = 0; ii < G_N_ELEMENTS(entries); ii++ ) {
121 if ( entries[ii].stock_id ) {
122 menuitem = gtk_image_menu_item_new_with_mnemonic ( entries[ii].label );
123 gtk_image_menu_item_set_image ( (GtkImageMenuItem*)menuitem, gtk_image_new_from_stock (entries[ii].stock_id, GTK_ICON_SIZE_MENU) );
126 menuitem = gtk_menu_item_new_with_mnemonic ( entries[ii].label );
128 g_signal_connect_swapped ( G_OBJECT(menuitem), "activate", G_CALLBACK(entries[ii].callback), vlp );
129 gtk_menu_shell_append (GTK_MENU_SHELL (menu), menuitem);
130 gtk_widget_show ( menuitem );
134 GtkWidget *submenu = gtk_menu_new();
135 menuitem = gtk_menu_item_new_with_mnemonic ( _("New Layer") );
136 gtk_menu_shell_append (GTK_MENU_SHELL (menu), menuitem);
137 gtk_widget_show ( menuitem );
138 gtk_menu_item_set_submenu (GTK_MENU_ITEM (menuitem), submenu );
140 // Static: so memory accessible yet not continually allocated
141 static gpointer lpnl[VIK_LAYER_NUM_TYPES][2];
143 for ( ii = 0; ii < VIK_LAYER_NUM_TYPES; ii++ ) {
144 if ( vik_layer_get_interface(ii)->icon ) {
145 menuitem = gtk_image_menu_item_new_with_mnemonic ( vik_layer_get_interface(ii)->name );
146 gtk_image_menu_item_set_image ( (GtkImageMenuItem*)menuitem, gtk_image_new_from_pixbuf ( vik_layer_load_icon (ii) ) );
149 menuitem = gtk_menu_item_new_with_mnemonic ( vik_layer_get_interface(ii)->name );
152 lpnl[ii][1] = GINT_TO_POINTER(ii);
154 g_signal_connect_swapped ( G_OBJECT(menuitem), "activate", G_CALLBACK(layers_panel_new_layer), lpnl[ii] );
155 gtk_menu_shell_append (GTK_MENU_SHELL (submenu), menuitem);
156 gtk_widget_show ( menuitem );
162 static void vik_layers_panel_init ( VikLayersPanel *vlp )
165 GtkWidget *addbutton, *addimage;
166 GtkWidget *removebutton, *removeimage;
167 GtkWidget *upbutton, *upimage;
168 GtkWidget *downbutton, *downimage;
169 GtkWidget *cutbutton, *cutimage;
170 GtkWidget *copybutton, *copyimage;
171 GtkWidget *pastebutton, *pasteimage;
172 GtkWidget *scrolledwindow;
176 hbox = gtk_hbox_new ( TRUE, 2 );
177 vlp->vt = vik_treeview_new ( );
179 vlp->toplayer = vik_aggregate_layer_new ();
180 vik_layer_rename ( VIK_LAYER(vlp->toplayer), _("Top Layer"));
181 g_signal_connect_swapped ( G_OBJECT(vlp->toplayer), "update", G_CALLBACK(vik_layers_panel_emit_update), vlp );
183 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, 0 );
184 vik_layer_realize ( VIK_LAYER(vlp->toplayer), vlp->vt, &(vlp->toplayer_iter) );
186 g_signal_connect_swapped ( vlp->vt, "popup_menu", G_CALLBACK(menu_popup_cb), vlp);
187 g_signal_connect_swapped ( vlp->vt, "button_press_event", G_CALLBACK(layers_button_press_cb), vlp);
188 g_signal_connect_swapped ( vlp->vt, "item_toggled", G_CALLBACK(layers_item_toggled), vlp);
189 g_signal_connect_swapped ( vlp->vt, "item_edited", G_CALLBACK(layers_item_edited), vlp);
190 g_signal_connect_swapped ( vlp->vt, "key_press_event", G_CALLBACK(layers_key_press_cb), vlp);
193 addimage = gtk_image_new_from_stock ( GTK_STOCK_ADD, GTK_ICON_SIZE_SMALL_TOOLBAR );
194 addbutton = gtk_button_new ( );
195 gtk_container_add ( GTK_CONTAINER(addbutton), addimage );
196 gtk_widget_set_tooltip_text ( GTK_WIDGET(addbutton), _("Add new layer"));
197 gtk_box_pack_start ( GTK_BOX(hbox), addbutton, TRUE, TRUE, 0 );
198 g_signal_connect_swapped ( G_OBJECT(addbutton), "clicked", G_CALLBACK(layers_popup_cb), vlp );
200 removeimage = gtk_image_new_from_stock ( GTK_STOCK_REMOVE, GTK_ICON_SIZE_SMALL_TOOLBAR );
201 removebutton = gtk_button_new ( );
202 gtk_container_add ( GTK_CONTAINER(removebutton), removeimage );
203 gtk_widget_set_tooltip_text ( GTK_WIDGET(removebutton), _("Remove selected layer"));
204 gtk_box_pack_start ( GTK_BOX(hbox), removebutton, TRUE, TRUE, 0 );
205 g_signal_connect_swapped ( G_OBJECT(removebutton), "clicked", G_CALLBACK(vik_layers_panel_delete_selected), vlp );
207 upimage = gtk_image_new_from_stock ( GTK_STOCK_GO_UP, GTK_ICON_SIZE_SMALL_TOOLBAR );
208 upbutton = gtk_button_new ( );
209 gtk_container_add ( GTK_CONTAINER(upbutton), upimage );
210 gtk_widget_set_tooltip_text ( GTK_WIDGET(upbutton), _("Move selected layer up"));
211 gtk_box_pack_start ( GTK_BOX(hbox), upbutton, TRUE, TRUE, 0 );
212 g_signal_connect_swapped ( G_OBJECT(upbutton), "clicked", G_CALLBACK(layers_move_item_up), vlp );
214 downimage = gtk_image_new_from_stock ( GTK_STOCK_GO_DOWN, GTK_ICON_SIZE_SMALL_TOOLBAR );
215 downbutton = gtk_button_new ( );
216 gtk_container_add ( GTK_CONTAINER(downbutton), downimage );
217 gtk_widget_set_tooltip_text ( GTK_WIDGET(downbutton), _("Move selected layer down"));
218 gtk_box_pack_start ( GTK_BOX(hbox), downbutton, TRUE, TRUE, 0 );
219 g_signal_connect_swapped ( G_OBJECT(downbutton), "clicked", G_CALLBACK(layers_move_item_down), vlp );
221 cutimage = gtk_image_new_from_stock ( GTK_STOCK_CUT, GTK_ICON_SIZE_SMALL_TOOLBAR );
222 cutbutton = gtk_button_new ( );
223 gtk_container_add ( GTK_CONTAINER(cutbutton), cutimage );
224 gtk_widget_set_tooltip_text ( GTK_WIDGET(cutbutton), _("Cut selected layer"));
225 gtk_box_pack_start ( GTK_BOX(hbox), cutbutton, TRUE, TRUE, 0 );
226 g_signal_connect_swapped ( G_OBJECT(cutbutton), "clicked", G_CALLBACK(vik_layers_panel_cut_selected), vlp );
228 copyimage = gtk_image_new_from_stock ( GTK_STOCK_COPY, GTK_ICON_SIZE_SMALL_TOOLBAR );
229 copybutton = gtk_button_new ( );
230 gtk_container_add ( GTK_CONTAINER(copybutton), copyimage );
231 gtk_widget_set_tooltip_text ( GTK_WIDGET(copybutton), _("Copy selected layer"));
232 gtk_box_pack_start ( GTK_BOX(hbox), copybutton, TRUE, TRUE, 0 );
233 g_signal_connect_swapped ( G_OBJECT(copybutton), "clicked", G_CALLBACK(vik_layers_panel_copy_selected), vlp );
235 pasteimage = gtk_image_new_from_stock ( GTK_STOCK_PASTE, GTK_ICON_SIZE_SMALL_TOOLBAR );
236 pastebutton = gtk_button_new ( );
237 gtk_container_add ( GTK_CONTAINER(pastebutton),pasteimage );
238 gtk_widget_set_tooltip_text ( GTK_WIDGET(pastebutton), _("Paste layer into selected container layer or otherwise above selected layer"));
239 gtk_box_pack_start ( GTK_BOX(hbox), pastebutton, TRUE, TRUE, 0 );
240 g_signal_connect_swapped ( G_OBJECT(pastebutton), "clicked", G_CALLBACK(vik_layers_panel_paste_selected), vlp );
242 scrolledwindow = gtk_scrolled_window_new ( NULL, NULL );
243 gtk_scrolled_window_set_policy ( GTK_SCROLLED_WINDOW(scrolledwindow), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC );
244 gtk_container_add ( GTK_CONTAINER(scrolledwindow), GTK_WIDGET(vlp->vt) );
246 gtk_box_pack_start ( GTK_BOX(vlp), scrolledwindow, TRUE, TRUE, 0 );
247 gtk_box_pack_start ( GTK_BOX(vlp), hbox, FALSE, FALSE, 0 );
251 * Invoke the actual drawing via signal method
253 static gboolean idle_draw_panel ( VikLayersPanel *vlp )
255 g_signal_emit ( G_OBJECT(vlp), layers_panel_signals[VLP_UPDATE_SIGNAL], 0 );
256 return FALSE; // Nothing else to do
259 void vik_layers_panel_emit_update ( VikLayersPanel *vlp )
261 GThread *thread = vik_window_get_thread (VIK_WINDOW(VIK_GTK_WINDOW_FROM_WIDGET(vlp)));
266 // Only ever draw when there is time to do so
267 if ( g_thread_self() != thread )
268 // Drawing requested from another (background) thread, so handle via the gdk thread method
269 gdk_threads_add_idle ( (GSourceFunc) idle_draw_panel, vlp );
271 g_idle_add ( (GSourceFunc) idle_draw_panel, vlp );
274 static void layers_item_toggled (VikLayersPanel *vlp, GtkTreeIter *iter)
280 /* get type and data */
281 type = vik_treeview_item_get_type ( vlp->vt, iter );
282 p = vik_treeview_item_get_pointer ( vlp->vt, iter );
286 case VIK_TREEVIEW_TYPE_LAYER:
287 visible = (VIK_LAYER(p)->visible ^= 1);
288 vik_layer_emit_update_although_invisible ( VIK_LAYER(p) ); /* set trigger for half-drawn */
290 case VIK_TREEVIEW_TYPE_SUBLAYER:
291 visible = vik_layer_sublayer_toggle_visible ( VIK_LAYER(vik_treeview_item_get_parent(vlp->vt, iter)),
292 vik_treeview_item_get_data(vlp->vt, iter), p);
293 vik_layer_emit_update_although_invisible ( VIK_LAYER(vik_treeview_item_get_parent(vlp->vt, iter)) );
298 vik_treeview_item_set_visible ( vlp->vt, iter, visible );
301 static void layers_item_edited (VikLayersPanel *vlp, GtkTreeIter *iter, const gchar *new_text)
306 if ( new_text[0] == '\0' ) {
307 a_dialog_error_msg ( GTK_WINDOW(VIK_WINDOW_FROM_WIDGET(vlp)), _("New name can not be blank.") );
311 if ( vik_treeview_item_get_type ( vlp->vt, iter ) == VIK_TREEVIEW_TYPE_LAYER )
315 /* get iter and layer */
316 l = VIK_LAYER ( vik_treeview_item_get_pointer ( vlp->vt, iter ) );
318 if ( strcmp ( l->name, new_text ) != 0 )
320 vik_layer_rename ( l, new_text );
321 vik_treeview_item_set_name ( vlp->vt, iter, l->name );
326 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 );
328 vik_treeview_item_set_name ( vlp->vt, iter, name);
332 static gboolean layers_button_press_cb ( VikLayersPanel *vlp, GdkEventButton *event )
334 if (event->button == 3)
336 static GtkTreeIter iter;
337 if ( vik_treeview_get_iter_at_pos ( vlp->vt, &iter, event->x, event->y ) )
339 layers_popup ( vlp, &iter, 3 );
340 vik_treeview_item_select ( vlp->vt, &iter );
343 layers_popup ( vlp, NULL, 3 );
349 static gboolean layers_key_press_cb ( VikLayersPanel *vlp, GdkEventKey *event )
351 // Accept all forms of delete keys
352 if (event->keyval == GDK_Delete || event->keyval == GDK_KP_Delete || event->keyval == GDK_BackSpace) {
353 vik_layers_panel_delete_selected (vlp);
359 static void layers_popup ( VikLayersPanel *vlp, GtkTreeIter *iter, gint mouse_button )
361 GtkMenu *menu = NULL;
366 if ( vik_treeview_item_get_type ( vlp->vt, iter ) == VIK_TREEVIEW_TYPE_LAYER )
368 VikLayer *layer = VIK_LAYER(vik_treeview_item_get_pointer ( vlp->vt, iter ));
370 if ( layer->type == VIK_LAYER_AGGREGATE )
371 menu = GTK_MENU ( layers_panel_create_popup ( vlp, TRUE ) );
374 GtkWidget *del, *prop;
375 VikStdLayerMenuItem menu_selection = vik_layer_get_menu_items_selection(layer);
377 menu = GTK_MENU ( gtk_menu_new () );
379 if (menu_selection & VIK_MENU_ITEM_PROPERTY) {
380 prop = gtk_image_menu_item_new_from_stock ( GTK_STOCK_PROPERTIES, NULL );
381 g_signal_connect_swapped ( G_OBJECT(prop), "activate", G_CALLBACK(vik_layers_panel_properties), vlp );
382 gtk_menu_shell_append (GTK_MENU_SHELL (menu), prop);
383 gtk_widget_show ( prop );
386 if (menu_selection & VIK_MENU_ITEM_CUT) {
387 del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_CUT, NULL );
388 g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_cut_selected), vlp );
389 gtk_menu_shell_append (GTK_MENU_SHELL (menu), del);
390 gtk_widget_show ( del );
393 if (menu_selection & VIK_MENU_ITEM_COPY) {
394 del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_COPY, NULL );
395 g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_copy_selected), vlp );
396 gtk_menu_shell_append (GTK_MENU_SHELL (menu), del);
397 gtk_widget_show ( del );
400 if (menu_selection & VIK_MENU_ITEM_PASTE) {
401 del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_PASTE, NULL );
402 g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_paste_selected), vlp );
403 gtk_menu_shell_append (GTK_MENU_SHELL (menu), del);
404 gtk_widget_show ( del );
407 if (menu_selection & VIK_MENU_ITEM_DELETE) {
408 del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_DELETE, NULL );
409 g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_delete_selected), vlp );
410 gtk_menu_shell_append (GTK_MENU_SHELL (menu), del);
411 gtk_widget_show ( del );
414 vik_layer_add_menu_items ( layer, menu, vlp );
418 menu = GTK_MENU ( gtk_menu_new () );
419 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 ) )
421 gtk_widget_destroy ( GTK_WIDGET(menu) );
424 /* TODO: specific things for different types */
429 menu = GTK_MENU ( layers_panel_create_popup ( vlp, FALSE ) );
431 gtk_menu_popup ( menu, NULL, NULL, NULL, NULL, mouse_button, gtk_get_current_event_time() );
434 static void menu_popup_cb ( VikLayersPanel *vlp )
437 layers_popup ( vlp, vik_treeview_get_selected_iter ( vlp->vt, &iter ) ? &iter : NULL, 0 );
440 static void layers_popup_cb ( VikLayersPanel *vlp )
442 layers_popup ( vlp, NULL, 0 );
446 * vik_layers_panel_new_layer:
447 * @type: type of the new layer
449 * Create a new layer and add to panel.
451 gboolean vik_layers_panel_new_layer ( VikLayersPanel *vlp, VikLayerTypeEnum type )
454 g_assert ( vlp->vvp );
455 l = vik_layer_create ( type, vlp->vvp, TRUE );
458 vik_layers_panel_add_layer ( vlp, l );
465 * vik_layers_panel_add_layer:
468 * Add an existing layer to panel.
470 void vik_layers_panel_add_layer ( VikLayersPanel *vlp, VikLayer *l )
473 GtkTreeIter *replace_iter = NULL;
475 /* could be something different so we have to do this */
476 vik_layer_change_coord_mode ( l, vik_viewport_get_coord_mode(vlp->vvp) );
478 if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
479 vik_aggregate_layer_add_layer ( vlp->toplayer, l, TRUE );
482 VikAggregateLayer *addtoagg;
483 if (vik_treeview_item_get_type ( vlp->vt, &iter ) == VIK_TREEVIEW_TYPE_LAYER )
485 if ( IS_VIK_AGGREGATE_LAYER(vik_treeview_item_get_pointer ( vlp->vt, &iter )) )
486 addtoagg = VIK_AGGREGATE_LAYER(vik_treeview_item_get_pointer ( vlp->vt, &iter ));
488 VikLayer *vl = VIK_LAYER(vik_treeview_item_get_parent ( vlp->vt, &iter ));
489 while ( ! IS_VIK_AGGREGATE_LAYER(vl) ) {
491 vl = VIK_LAYER(vik_treeview_item_get_parent ( vlp->vt, &vl->iter ));
492 g_assert ( vl->realized );
494 addtoagg = VIK_AGGREGATE_LAYER(vl);
495 replace_iter = &iter;
500 /* a sublayer is selected, first get its parent (layer), then find the layer's parent (aggr. layer) */
501 VikLayer *vl = VIK_LAYER(vik_treeview_item_get_parent ( vlp->vt, &iter ));
502 replace_iter = &(vl->iter);
503 g_assert ( vl->realized );
504 VikLayer *grandpa = (vik_treeview_item_get_parent ( vlp->vt, &(vl->iter) ) );
505 if (IS_VIK_AGGREGATE_LAYER(grandpa))
506 addtoagg = VIK_AGGREGATE_LAYER(grandpa);
508 addtoagg = vlp->toplayer;
509 replace_iter = &grandpa->iter;
513 vik_aggregate_layer_insert_layer ( addtoagg, l, replace_iter );
515 vik_aggregate_layer_add_layer ( addtoagg, l, TRUE );
518 vik_layers_panel_emit_update ( vlp );
521 static void layers_move_item ( VikLayersPanel *vlp, gboolean up )
524 VikAggregateLayer *parent;
526 /* TODO: deactivate the buttons and stuff */
527 if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
530 vik_treeview_select_iter ( vlp->vt, &iter, FALSE ); /* cancel any layer-name editing going on... */
532 if ( vik_treeview_item_get_type ( vlp->vt, &iter ) == VIK_TREEVIEW_TYPE_LAYER )
534 parent = VIK_AGGREGATE_LAYER(vik_treeview_item_get_parent ( vlp->vt, &iter ));
535 if ( parent ) /* not toplevel */
537 vik_aggregate_layer_move_layer ( parent, &iter, up );
538 vik_layers_panel_emit_update ( vlp );
543 gboolean vik_layers_panel_properties ( VikLayersPanel *vlp )
546 g_assert ( vlp->vvp );
548 if ( vik_treeview_get_selected_iter ( vlp->vt, &iter ) && vik_treeview_item_get_type ( vlp->vt, &iter ) == VIK_TREEVIEW_TYPE_LAYER )
550 if ( vik_treeview_item_get_data ( vlp->vt, &iter ) == VIK_LAYER_AGGREGATE )
551 a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), _("Aggregate Layers have no settable properties.") );
552 VikLayer *layer = VIK_LAYER( vik_treeview_item_get_pointer ( vlp->vt, &iter ) );
553 if (vik_layer_properties ( layer, vlp->vvp ))
554 vik_layer_emit_update ( layer );
561 void vik_layers_panel_draw_all ( VikLayersPanel *vlp )
563 if ( vlp->vvp && VIK_LAYER(vlp->toplayer)->visible )
564 vik_aggregate_layer_draw ( vlp->toplayer, vlp->vvp );
567 void vik_layers_panel_cut_selected ( VikLayersPanel *vlp )
572 if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
576 type = vik_treeview_item_get_type ( vlp->vt, &iter );
578 if ( type == VIK_TREEVIEW_TYPE_LAYER )
580 VikAggregateLayer *parent = vik_treeview_item_get_parent ( vlp->vt, &iter );
583 /* reset trigger if trigger deleted */
584 if ( vik_layers_panel_get_selected ( vlp ) == vik_viewport_get_trigger ( vlp->vvp ) )
585 vik_viewport_set_trigger ( vlp->vvp, NULL );
587 a_clipboard_copy_selected ( vlp );
589 if (IS_VIK_AGGREGATE_LAYER(parent)) {
591 g_signal_emit ( G_OBJECT(vlp), layers_panel_signals[VLP_DELETE_LAYER_SIGNAL], 0 );
593 if ( vik_aggregate_layer_delete ( parent, &iter ) )
594 vik_layers_panel_emit_update ( vlp );
598 a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), _("You cannot cut the Top Layer.") );
600 else if (type == VIK_TREEVIEW_TYPE_SUBLAYER) {
601 VikLayer *sel = vik_layers_panel_get_selected ( vlp );
602 if ( vik_layer_get_interface(sel->type)->cut_item ) {
603 gint subtype = vik_treeview_item_get_data( vlp->vt, &iter);
604 vik_layer_get_interface(sel->type)->cut_item ( sel, subtype, vik_treeview_item_get_pointer(sel->vt, &iter) );
609 void vik_layers_panel_copy_selected ( VikLayersPanel *vlp )
612 if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
615 // NB clipboard contains layer vs sublayer logic, so don't need to do it here
616 a_clipboard_copy_selected ( vlp );
619 gboolean vik_layers_panel_paste_selected ( VikLayersPanel *vlp )
622 if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
625 return a_clipboard_paste ( vlp );
628 void vik_layers_panel_delete_selected ( VikLayersPanel *vlp )
633 if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
637 type = vik_treeview_item_get_type ( vlp->vt, &iter );
639 if ( type == VIK_TREEVIEW_TYPE_LAYER )
641 // Get confirmation from the user
642 if ( ! a_dialog_yes_or_no ( VIK_GTK_WINDOW_FROM_WIDGET(vlp),
643 _("Are you sure you want to delete %s?"),
644 vik_layer_get_name ( VIK_LAYER(vik_treeview_item_get_pointer ( vlp->vt, &iter )) ) ) )
647 VikAggregateLayer *parent = vik_treeview_item_get_parent ( vlp->vt, &iter );
650 /* reset trigger if trigger deleted */
651 if ( vik_layers_panel_get_selected ( vlp ) == vik_viewport_get_trigger ( vlp->vvp ) )
652 vik_viewport_set_trigger ( vlp->vvp, NULL );
654 if (IS_VIK_AGGREGATE_LAYER(parent)) {
656 g_signal_emit ( G_OBJECT(vlp), layers_panel_signals[VLP_DELETE_LAYER_SIGNAL], 0 );
658 if ( vik_aggregate_layer_delete ( parent, &iter ) )
659 vik_layers_panel_emit_update ( vlp );
663 a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), _("You cannot delete the Top Layer.") );
665 else if (type == VIK_TREEVIEW_TYPE_SUBLAYER) {
666 VikLayer *sel = vik_layers_panel_get_selected ( vlp );
667 if ( vik_layer_get_interface(sel->type)->delete_item ) {
668 gint subtype = vik_treeview_item_get_data( vlp->vt, &iter);
669 vik_layer_get_interface(sel->type)->delete_item ( sel, subtype, vik_treeview_item_get_pointer(sel->vt, &iter) );
674 VikLayer *vik_layers_panel_get_selected ( VikLayersPanel *vlp )
676 GtkTreeIter iter, parent;
679 if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
682 type = vik_treeview_item_get_type ( vlp->vt, &iter );
684 while ( type != VIK_TREEVIEW_TYPE_LAYER )
686 if ( ! vik_treeview_item_get_parent_iter ( vlp->vt, &iter, &parent ) )
689 type = vik_treeview_item_get_type ( vlp->vt, &iter );
692 return VIK_LAYER( vik_treeview_item_get_pointer ( vlp->vt, &iter ) );
695 static void layers_move_item_up ( VikLayersPanel *vlp )
697 layers_move_item ( vlp, TRUE );
700 static void layers_move_item_down ( VikLayersPanel *vlp )
702 layers_move_item ( vlp, FALSE );
706 gboolean vik_layers_panel_tool ( VikLayersPanel *vlp, guint16 layer_type, VikToolInterfaceFunc tool_func, GdkEventButton *event, VikViewport *vvp )
708 VikLayer *vl = vik_layers_panel_get_selected ( vlp );
709 if ( vl && vl->type == layer_type )
711 tool_func ( vl, event, vvp );
714 else if ( VIK_LAYER(vlp->toplayer)->visible &&
715 vik_aggregate_layer_tool ( vlp->toplayer, layer_type, tool_func, event, vvp ) != 1 ) /* either accepted or rejected, but a layer was found */
721 VikLayer *vik_layers_panel_get_layer_of_type ( VikLayersPanel *vlp, VikLayerTypeEnum type )
723 VikLayer *rv = vik_layers_panel_get_selected ( vlp );
724 if ( rv == NULL || rv->type != type )
725 if ( VIK_LAYER(vlp->toplayer)->visible )
726 return vik_aggregate_layer_get_top_visible_layer_of_type ( vlp->toplayer, type );
733 GList *vik_layers_panel_get_all_layers_of_type(VikLayersPanel *vlp, gint type, gboolean include_invisible)
735 GList *layers = NULL;
737 return (vik_aggregate_layer_get_all_layers_of_type ( vlp->toplayer, layers, type, include_invisible));
740 VikAggregateLayer *vik_layers_panel_get_top_layer ( VikLayersPanel *vlp )
742 return vlp->toplayer;
745 void vik_layers_panel_clear ( VikLayersPanel *vlp )
747 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 ) ) {
748 g_signal_emit ( G_OBJECT(vlp), layers_panel_signals[VLP_DELETE_LAYER_SIGNAL], 0 );
749 vik_aggregate_layer_clear ( vlp->toplayer ); /* simply deletes all layers */
753 void vik_layers_panel_change_coord_mode ( VikLayersPanel *vlp, VikCoordMode mode )
755 vik_layer_change_coord_mode ( VIK_LAYER(vlp->toplayer), mode );
758 static void layers_panel_finalize ( GObject *gob )
760 VikLayersPanel *vlp = VIK_LAYERS_PANEL ( gob );
761 g_object_unref ( VIK_LAYER(vlp->toplayer) );
762 G_OBJECT_CLASS(parent_class)->finalize(gob);
765 VikTreeview *vik_layers_panel_get_treeview ( VikLayersPanel *vlp )