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1 | /* | |
2 | * viking -- GPS Data and Topo Analyzer, Explorer, and Manager | |
3 | * | |
4 | * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net> | |
5 | * | |
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. | |
10 | * | |
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. | |
15 | * | |
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 | |
19 | * | |
20 | */ | |
21 | ||
22 | #ifdef HAVE_CONFIG_H | |
23 | #include "config.h" | |
24 | #endif | |
25 | ||
26 | #include "viking.h" | |
27 | ||
28 | #include <string.h> | |
29 | ||
30 | #include <glib/gi18n.h> | |
31 | ||
32 | enum { | |
33 | VLP_UPDATE_SIGNAL, | |
34 | VLP_LAST_SIGNAL | |
35 | }; | |
36 | ||
37 | static void layers_panel_class_init ( VikLayersPanelClass *klass ); | |
38 | static void layers_panel_init ( VikLayersPanel *vlp ); | |
39 | static void layers_item_edited (VikLayersPanel *vlp, GtkTreeIter *iter, const gchar *new_text); | |
40 | static void layers_item_toggled (VikLayersPanel *vlp, GtkTreeIter *iter); | |
41 | ||
42 | static guint layers_panel_signals[VLP_LAST_SIGNAL] = { 0 }; | |
43 | ||
44 | static GObjectClass *parent_class; | |
45 | ||
46 | struct _VikLayersPanel { | |
47 | GtkVBox vbox; | |
48 | ||
49 | VikAggregateLayer *toplayer; | |
50 | GtkTreeIter toplayer_iter; | |
51 | ||
52 | VikTreeview *vt; | |
53 | VikViewport *vvp; /* reference */ | |
54 | ||
55 | GtkItemFactory *popup_factory; | |
56 | }; | |
57 | ||
58 | static GtkItemFactoryEntry base_entries[] = { | |
59 | { N_("/C_ut"), NULL, (GtkItemFactoryCallback) vik_layers_panel_cut_selected, -1, "<StockItem>", GTK_STOCK_CUT }, | |
60 | { N_("/_Copy"), NULL, (GtkItemFactoryCallback) vik_layers_panel_copy_selected, -1, "<StockItem>", GTK_STOCK_COPY }, | |
61 | { N_("/_Paste"), NULL, (GtkItemFactoryCallback) vik_layers_panel_paste_selected, -1, "<StockItem>", GTK_STOCK_PASTE }, | |
62 | { N_("/_Delete"), NULL, (GtkItemFactoryCallback) vik_layers_panel_delete_selected, -1, "<StockItem>", GTK_STOCK_DELETE }, | |
63 | { N_("/New Layer"), NULL, NULL, -1, "<Branch>" }, | |
64 | }; | |
65 | ||
66 | #define NUM_BASE_ENTRIES (sizeof(base_entries)/sizeof(base_entries[0])) | |
67 | ||
68 | static void layers_item_toggled (VikLayersPanel *vlp, GtkTreeIter *iter); | |
69 | static void layers_item_edited (VikLayersPanel *vlp, GtkTreeIter *iter, const gchar *new_text); | |
70 | static void menu_popup_cb (VikLayersPanel *vlp); | |
71 | static void layers_popup_cb (VikLayersPanel *vlp); | |
72 | static void layers_popup ( VikLayersPanel *vlp, GtkTreeIter *iter, gint mouse_button ); | |
73 | static gboolean layers_button_press_cb (VikLayersPanel *vlp, GdkEventButton *event); | |
74 | static void layers_move_item ( VikLayersPanel *vlp, gboolean up ); | |
75 | static void layers_move_item_up ( VikLayersPanel *vlp ); | |
76 | static void layers_move_item_down ( VikLayersPanel *vlp ); | |
77 | static void layers_panel_finalize ( GObject *gob ); | |
78 | ||
79 | GType vik_layers_panel_get_type() | |
80 | { | |
81 | static GType vlp_type = 0; | |
82 | ||
83 | if (!vlp_type) | |
84 | { | |
85 | static const GTypeInfo vlp_info = | |
86 | { | |
87 | sizeof (VikLayersPanelClass), | |
88 | NULL, /* base_init */ | |
89 | NULL, /* base_finalize */ | |
90 | (GClassInitFunc) layers_panel_class_init, | |
91 | NULL, /* class_finalize */ | |
92 | NULL, /* class_data */ | |
93 | sizeof (VikLayersPanel), | |
94 | 0, | |
95 | (GInstanceInitFunc) layers_panel_init, | |
96 | }; | |
97 | vlp_type = g_type_register_static ( GTK_TYPE_VBOX, "VikLayersPanel", &vlp_info, 0 ); | |
98 | } | |
99 | ||
100 | return vlp_type; | |
101 | } | |
102 | ||
103 | static void layers_panel_class_init ( VikLayersPanelClass *klass ) | |
104 | { | |
105 | GObjectClass *object_class; | |
106 | ||
107 | object_class = G_OBJECT_CLASS (klass); | |
108 | ||
109 | object_class->finalize = layers_panel_finalize; | |
110 | ||
111 | parent_class = g_type_class_peek_parent (klass); | |
112 | ||
113 | 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); | |
114 | } | |
115 | ||
116 | VikLayersPanel *vik_layers_panel_new () | |
117 | { | |
118 | return VIK_LAYERS_PANEL ( g_object_new ( VIK_LAYERS_PANEL_TYPE, NULL ) ); | |
119 | } | |
120 | ||
121 | void vik_layers_panel_set_viewport ( VikLayersPanel *vlp, VikViewport *vvp ) | |
122 | { | |
123 | vlp->vvp = vvp; | |
124 | /* TODO: also update GCs (?) */ | |
125 | } | |
126 | ||
127 | VikViewport *vik_layers_panel_get_viewport ( VikLayersPanel *vlp ) | |
128 | { | |
129 | return vlp->vvp; | |
130 | } | |
131 | ||
132 | static void layers_panel_init ( VikLayersPanel *vlp ) | |
133 | { | |
134 | GtkWidget *hbox; | |
135 | GtkWidget *addbutton, *addimage; | |
136 | GtkWidget *removebutton, *removeimage; | |
137 | GtkWidget *upbutton, *upimage; | |
138 | GtkWidget *downbutton, *downimage; | |
139 | GtkWidget *cutbutton, *cutimage; | |
140 | GtkWidget *copybutton, *copyimage; | |
141 | GtkWidget *pastebutton, *pasteimage; | |
142 | GtkWidget *scrolledwindow; | |
143 | GtkItemFactoryEntry entry; | |
144 | guint i, tmp; | |
145 | ||
146 | vlp->vvp = NULL; | |
147 | ||
148 | hbox = gtk_hbox_new ( TRUE, 2 ); | |
149 | vlp->vt = vik_treeview_new ( ); | |
150 | ||
151 | vlp->toplayer = vik_aggregate_layer_new (); | |
152 | vik_layer_rename ( VIK_LAYER(vlp->toplayer), _("Top Layer")); | |
153 | g_signal_connect_swapped ( G_OBJECT(vlp->toplayer), "update", G_CALLBACK(vik_layers_panel_emit_update), vlp ); | |
154 | ||
155 | vik_treeview_add_layer ( vlp->vt, NULL, &(vlp->toplayer_iter), VIK_LAYER(vlp->toplayer)->name, NULL, vlp->toplayer, VIK_LAYER_AGGREGATE, VIK_LAYER_AGGREGATE ); | |
156 | vik_layer_realize ( VIK_LAYER(vlp->toplayer), vlp->vt, &(vlp->toplayer_iter) ); | |
157 | ||
158 | g_signal_connect_swapped ( vlp->vt, "popup_menu", G_CALLBACK(menu_popup_cb), vlp); | |
159 | g_signal_connect_swapped ( vlp->vt, "button_press_event", G_CALLBACK(layers_button_press_cb), vlp); | |
160 | g_signal_connect_swapped ( vlp->vt, "item_toggled", G_CALLBACK(layers_item_toggled), vlp); | |
161 | g_signal_connect_swapped ( vlp->vt, "item_edited", G_CALLBACK(layers_item_edited), vlp); | |
162 | ||
163 | /* Add button */ | |
164 | addimage = gtk_image_new_from_stock ( GTK_STOCK_ADD, GTK_ICON_SIZE_SMALL_TOOLBAR ); | |
165 | addbutton = gtk_button_new ( ); | |
166 | gtk_container_add ( GTK_CONTAINER(addbutton), addimage ); | |
167 | gtk_box_pack_start ( GTK_BOX(hbox), addbutton, TRUE, TRUE, 0 ); | |
168 | g_signal_connect_swapped ( G_OBJECT(addbutton), "clicked", G_CALLBACK(layers_popup_cb), vlp ); | |
169 | /* Remove button */ | |
170 | removeimage = gtk_image_new_from_stock ( GTK_STOCK_REMOVE, GTK_ICON_SIZE_SMALL_TOOLBAR ); | |
171 | removebutton = gtk_button_new ( ); | |
172 | gtk_container_add ( GTK_CONTAINER(removebutton), removeimage ); | |
173 | gtk_box_pack_start ( GTK_BOX(hbox), removebutton, TRUE, TRUE, 0 ); | |
174 | g_signal_connect_swapped ( G_OBJECT(removebutton), "clicked", G_CALLBACK(vik_layers_panel_delete_selected), vlp ); | |
175 | /* Up button */ | |
176 | upimage = gtk_image_new_from_stock ( GTK_STOCK_GO_UP, GTK_ICON_SIZE_SMALL_TOOLBAR ); | |
177 | upbutton = gtk_button_new ( ); | |
178 | gtk_container_add ( GTK_CONTAINER(upbutton), upimage ); | |
179 | gtk_box_pack_start ( GTK_BOX(hbox), upbutton, TRUE, TRUE, 0 ); | |
180 | g_signal_connect_swapped ( G_OBJECT(upbutton), "clicked", G_CALLBACK(layers_move_item_up), vlp ); | |
181 | /* Down button */ | |
182 | downimage = gtk_image_new_from_stock ( GTK_STOCK_GO_DOWN, GTK_ICON_SIZE_SMALL_TOOLBAR ); | |
183 | downbutton = gtk_button_new ( ); | |
184 | gtk_container_add ( GTK_CONTAINER(downbutton), downimage ); | |
185 | gtk_box_pack_start ( GTK_BOX(hbox), downbutton, TRUE, TRUE, 0 ); | |
186 | g_signal_connect_swapped ( G_OBJECT(downbutton), "clicked", G_CALLBACK(layers_move_item_down), vlp ); | |
187 | /* Cut button */ | |
188 | cutimage = gtk_image_new_from_stock ( GTK_STOCK_CUT, GTK_ICON_SIZE_SMALL_TOOLBAR ); | |
189 | cutbutton = gtk_button_new ( ); | |
190 | gtk_container_add ( GTK_CONTAINER(cutbutton), cutimage ); | |
191 | gtk_box_pack_start ( GTK_BOX(hbox), cutbutton, TRUE, TRUE, 0 ); | |
192 | g_signal_connect_swapped ( G_OBJECT(cutbutton), "clicked", G_CALLBACK(vik_layers_panel_cut_selected), vlp ); | |
193 | /* Copy button */ | |
194 | copyimage = gtk_image_new_from_stock ( GTK_STOCK_COPY, GTK_ICON_SIZE_SMALL_TOOLBAR ); | |
195 | copybutton = gtk_button_new ( ); | |
196 | gtk_container_add ( GTK_CONTAINER(copybutton), copyimage ); | |
197 | gtk_box_pack_start ( GTK_BOX(hbox), copybutton, TRUE, TRUE, 0 ); | |
198 | g_signal_connect_swapped ( G_OBJECT(copybutton), "clicked", G_CALLBACK(vik_layers_panel_copy_selected), vlp ); | |
199 | /* Paste button */ | |
200 | pasteimage = gtk_image_new_from_stock ( GTK_STOCK_PASTE, GTK_ICON_SIZE_SMALL_TOOLBAR ); | |
201 | pastebutton = gtk_button_new ( ); | |
202 | gtk_container_add ( GTK_CONTAINER(pastebutton),pasteimage ); | |
203 | gtk_box_pack_start ( GTK_BOX(hbox), pastebutton, TRUE, TRUE, 0 ); | |
204 | g_signal_connect_swapped ( G_OBJECT(pastebutton), "clicked", G_CALLBACK(vik_layers_panel_paste_selected), vlp ); | |
205 | ||
206 | scrolledwindow = gtk_scrolled_window_new ( NULL, NULL ); | |
207 | gtk_scrolled_window_set_policy ( GTK_SCROLLED_WINDOW(scrolledwindow), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC ); | |
208 | gtk_container_add ( GTK_CONTAINER(scrolledwindow), GTK_WIDGET(vlp->vt) ); | |
209 | ||
210 | gtk_box_pack_start ( GTK_BOX(vlp), scrolledwindow, TRUE, TRUE, 0 ); | |
211 | gtk_box_pack_start ( GTK_BOX(vlp), hbox, FALSE, FALSE, 0 ); | |
212 | ||
213 | vlp->popup_factory = gtk_item_factory_new ( GTK_TYPE_MENU, "<main>", NULL ); | |
214 | gtk_item_factory_create_items ( vlp->popup_factory, NUM_BASE_ENTRIES, base_entries, vlp ); | |
215 | for ( i = 0; i < VIK_LAYER_NUM_TYPES; i++ ) | |
216 | { | |
217 | /* TODO: FIXME: if name has a '/' in it it will get all messed up. why not have an itemfactory field with | |
218 | name, icon, shortcut, etc.? */ | |
219 | entry.path = g_strdup_printf("%s/New %s Layer", base_entries[NUM_BASE_ENTRIES-1].path, vik_layer_get_interface(i)->name ); | |
220 | entry.accelerator = NULL; | |
221 | entry.callback = (GtkItemFactoryCallback) vik_layers_panel_new_layer; | |
222 | entry.callback_action = i; | |
223 | if ( vik_layer_get_interface(i)->icon ) | |
224 | { | |
225 | entry.item_type = "<ImageItem>"; | |
226 | entry.extra_data = gdk_pixdata_serialize ( vik_layer_get_interface(i)->icon, &tmp ); | |
227 | } | |
228 | else | |
229 | entry.item_type = "<Item>"; | |
230 | ||
231 | gtk_item_factory_create_item ( vlp->popup_factory, &entry, vlp, 1 ); | |
232 | g_free ( (gpointer) entry.extra_data ); | |
233 | g_free ( entry.path ); | |
234 | } | |
235 | } | |
236 | ||
237 | void vik_layers_panel_emit_update ( VikLayersPanel *vlp ) | |
238 | { | |
239 | g_signal_emit ( G_OBJECT(vlp), layers_panel_signals[VLP_UPDATE_SIGNAL], 0 ); | |
240 | } | |
241 | ||
242 | static void layers_item_toggled (VikLayersPanel *vlp, GtkTreeIter *iter) | |
243 | { | |
244 | gboolean visible; | |
245 | gpointer p; | |
246 | gint type; | |
247 | ||
248 | /* get type and data */ | |
249 | type = vik_treeview_item_get_type ( vlp->vt, iter ); | |
250 | p = vik_treeview_item_get_pointer ( vlp->vt, iter ); | |
251 | ||
252 | switch ( type ) | |
253 | { | |
254 | case VIK_TREEVIEW_TYPE_LAYER: | |
255 | visible = (VIK_LAYER(p)->visible ^= 1); | |
256 | vik_layer_emit_update_although_invisible ( VIK_LAYER(p) ); /* set trigger for half-drawn */ | |
257 | break; | |
258 | case VIK_TREEVIEW_TYPE_SUBLAYER: | |
259 | visible = vik_layer_sublayer_toggle_visible ( VIK_LAYER(vik_treeview_item_get_parent(vlp->vt, iter)), | |
260 | vik_treeview_item_get_data(vlp->vt, iter), p); | |
261 | vik_layer_emit_update_although_invisible ( VIK_LAYER(vik_treeview_item_get_parent(vlp->vt, iter)) ); | |
262 | break; | |
263 | default: return; | |
264 | } | |
265 | ||
266 | vik_treeview_item_set_visible ( vlp->vt, iter, visible ); | |
267 | } | |
268 | ||
269 | static void layers_item_edited (VikLayersPanel *vlp, GtkTreeIter *iter, const gchar *new_text) | |
270 | { | |
271 | if ( vik_treeview_item_get_type ( vlp->vt, iter ) == VIK_TREEVIEW_TYPE_LAYER ) | |
272 | { | |
273 | VikLayer *l; | |
274 | ||
275 | /* get iter and layer */ | |
276 | l = VIK_LAYER ( vik_treeview_item_get_pointer ( vlp->vt, iter ) ); | |
277 | ||
278 | if ( strcmp ( l->name, new_text ) != 0 ) | |
279 | { | |
280 | vik_layer_rename ( l, new_text ); | |
281 | vik_treeview_item_set_name ( vlp->vt, iter, l->name ); | |
282 | } | |
283 | } | |
284 | else | |
285 | { | |
286 | 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 ); | |
287 | if ( name ) | |
288 | vik_treeview_item_set_name ( vlp->vt, iter, name); | |
289 | } | |
290 | } | |
291 | ||
292 | static gboolean layers_button_press_cb ( VikLayersPanel *vlp, GdkEventButton *event ) | |
293 | { | |
294 | if (event->button == 3) | |
295 | { | |
296 | GtkTreeIter iter; | |
297 | if ( vik_treeview_get_iter_at_pos ( vlp->vt, &iter, event->x, event->y ) ) | |
298 | { | |
299 | layers_popup ( vlp, &iter, 3 ); | |
300 | vik_treeview_item_select ( vlp->vt, &iter ); | |
301 | } | |
302 | else | |
303 | layers_popup ( vlp, NULL, 3 ); | |
304 | return TRUE; | |
305 | } | |
306 | return FALSE; | |
307 | } | |
308 | ||
309 | static void layers_popup ( VikLayersPanel *vlp, GtkTreeIter *iter, gint mouse_button ) | |
310 | { | |
311 | GtkMenu *menu = NULL; | |
312 | ||
313 | ||
314 | if ( iter ) | |
315 | { | |
316 | if ( vik_treeview_item_get_type ( vlp->vt, iter ) == VIK_TREEVIEW_TYPE_LAYER ) | |
317 | { | |
318 | VikLayer *layer = VIK_LAYER(vik_treeview_item_get_pointer ( vlp->vt, iter )); | |
319 | ||
320 | if ( layer->type == VIK_LAYER_AGGREGATE ) | |
321 | menu = GTK_MENU(gtk_item_factory_get_widget ( vlp->popup_factory, "<main>" )); | |
322 | else | |
323 | { | |
324 | GtkWidget *del, *prop; | |
325 | VikStdLayerMenuItem menu_selection = vik_layer_get_menu_items_selection(layer); | |
326 | ||
327 | menu = GTK_MENU ( gtk_menu_new () ); | |
328 | ||
329 | if (menu_selection & VIK_MENU_ITEM_PROPERTY) { | |
330 | prop = gtk_image_menu_item_new_from_stock ( GTK_STOCK_PROPERTIES, NULL ); | |
331 | g_signal_connect_swapped ( G_OBJECT(prop), "activate", G_CALLBACK(vik_layers_panel_properties), vlp ); | |
332 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), prop); | |
333 | gtk_widget_show ( prop ); | |
334 | } | |
335 | ||
336 | if (menu_selection & VIK_MENU_ITEM_CUT) { | |
337 | del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_CUT, NULL ); | |
338 | g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_cut_selected), vlp ); | |
339 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), del); | |
340 | gtk_widget_show ( del ); | |
341 | } | |
342 | ||
343 | if (menu_selection & VIK_MENU_ITEM_COPY) { | |
344 | del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_COPY, NULL ); | |
345 | g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_copy_selected), vlp ); | |
346 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), del); | |
347 | gtk_widget_show ( del ); | |
348 | } | |
349 | ||
350 | if (menu_selection & VIK_MENU_ITEM_PASTE) { | |
351 | del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_PASTE, NULL ); | |
352 | g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_paste_selected), vlp ); | |
353 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), del); | |
354 | gtk_widget_show ( del ); | |
355 | } | |
356 | ||
357 | if (menu_selection & VIK_MENU_ITEM_DELETE) { | |
358 | del = gtk_image_menu_item_new_from_stock ( GTK_STOCK_DELETE, NULL ); | |
359 | g_signal_connect_swapped ( G_OBJECT(del), "activate", G_CALLBACK(vik_layers_panel_delete_selected), vlp ); | |
360 | gtk_menu_shell_append (GTK_MENU_SHELL (menu), del); | |
361 | gtk_widget_show ( del ); | |
362 | } | |
363 | ||
364 | vik_layer_add_menu_items ( layer, menu, vlp ); | |
365 | } | |
366 | } | |
367 | else | |
368 | { | |
369 | menu = GTK_MENU ( gtk_menu_new () ); | |
370 | 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 ) ) | |
371 | { | |
372 | gtk_widget_destroy ( GTK_WIDGET(menu) ); | |
373 | return; | |
374 | } | |
375 | /* TODO: specific things for different types */ | |
376 | } | |
377 | } | |
378 | else | |
379 | menu = GTK_MENU(gtk_item_factory_get_widget ( vlp->popup_factory, base_entries[NUM_BASE_ENTRIES-1].path )); | |
380 | gtk_menu_popup ( menu, NULL, NULL, NULL, NULL, mouse_button, gtk_get_current_event_time() ); | |
381 | } | |
382 | ||
383 | static void menu_popup_cb ( VikLayersPanel *vlp ) | |
384 | { | |
385 | GtkTreeIter iter; | |
386 | layers_popup ( vlp, vik_treeview_get_selected_iter ( vlp->vt, &iter ) ? &iter : NULL, 0 ); | |
387 | } | |
388 | ||
389 | static void layers_popup_cb ( VikLayersPanel *vlp ) | |
390 | { | |
391 | layers_popup ( vlp, NULL, 0 ); | |
392 | } | |
393 | ||
394 | gboolean vik_layers_panel_new_layer ( VikLayersPanel *vlp, gint type ) | |
395 | { | |
396 | VikLayer *l; | |
397 | g_assert ( vlp->vvp ); | |
398 | l = vik_layer_create ( type, vlp->vvp, VIK_GTK_WINDOW_FROM_WIDGET(vlp), TRUE ); | |
399 | if ( l ) | |
400 | { | |
401 | vik_layers_panel_add_layer ( vlp, l ); | |
402 | vik_layers_panel_emit_update ( vlp ); | |
403 | return TRUE; | |
404 | } | |
405 | return FALSE; | |
406 | } | |
407 | ||
408 | void vik_layers_panel_add_layer ( VikLayersPanel *vlp, VikLayer *l ) | |
409 | { | |
410 | GtkTreeIter iter; | |
411 | GtkTreeIter *replace_iter = NULL; | |
412 | ||
413 | /* could be something different so we have to do this */ | |
414 | vik_layer_change_coord_mode ( l, vik_viewport_get_coord_mode(vlp->vvp) ); | |
415 | ||
416 | if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) ) | |
417 | vik_aggregate_layer_add_layer ( vlp->toplayer, l ); | |
418 | else | |
419 | { | |
420 | VikAggregateLayer *addtoagg; | |
421 | if (vik_treeview_item_get_type ( vlp->vt, &iter ) == VIK_TREEVIEW_TYPE_LAYER ) | |
422 | { | |
423 | if ( IS_VIK_AGGREGATE_LAYER(vik_treeview_item_get_pointer ( vlp->vt, &iter )) ) | |
424 | addtoagg = VIK_AGGREGATE_LAYER(vik_treeview_item_get_pointer ( vlp->vt, &iter )); | |
425 | else { | |
426 | VikLayer *vl = VIK_LAYER(vik_treeview_item_get_parent ( vlp->vt, &iter )); | |
427 | while ( ! IS_VIK_AGGREGATE_LAYER(vl) ) { | |
428 | iter = vl->iter; | |
429 | vl = VIK_LAYER(vik_treeview_item_get_parent ( vlp->vt, &vl->iter )); | |
430 | g_assert ( vl->realized ); | |
431 | } | |
432 | addtoagg = VIK_AGGREGATE_LAYER(vl); | |
433 | replace_iter = &iter; | |
434 | } | |
435 | } | |
436 | else | |
437 | { | |
438 | /* a sublayer is selected, first get its parent (layer), then find the layer's parent (aggr. layer) */ | |
439 | VikLayer *vl = VIK_LAYER(vik_treeview_item_get_parent ( vlp->vt, &iter )); | |
440 | replace_iter = &(vl->iter); | |
441 | g_assert ( vl->realized ); | |
442 | VikLayer *grandpa = (vik_treeview_item_get_parent ( vlp->vt, &(vl->iter) ) ); | |
443 | if (IS_VIK_AGGREGATE_LAYER(grandpa)) | |
444 | addtoagg = VIK_AGGREGATE_LAYER(grandpa); | |
445 | else { | |
446 | addtoagg = vlp->toplayer; | |
447 | replace_iter = &grandpa->iter; | |
448 | } | |
449 | } | |
450 | if ( replace_iter ) | |
451 | vik_aggregate_layer_insert_layer ( addtoagg, l, replace_iter ); | |
452 | else | |
453 | vik_aggregate_layer_add_layer ( addtoagg, l ); | |
454 | } | |
455 | } | |
456 | ||
457 | static void layers_move_item ( VikLayersPanel *vlp, gboolean up ) | |
458 | { | |
459 | GtkTreeIter iter; | |
460 | VikAggregateLayer *parent; | |
461 | ||
462 | /* TODO: deactivate the buttons and stuff */ | |
463 | if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) ) | |
464 | return; | |
465 | ||
466 | vik_treeview_select_iter ( vlp->vt, &iter ); /* cancel any layer-name editing going on... */ | |
467 | ||
468 | if ( vik_treeview_item_get_type ( vlp->vt, &iter ) == VIK_TREEVIEW_TYPE_LAYER ) | |
469 | { | |
470 | parent = VIK_AGGREGATE_LAYER(vik_treeview_item_get_parent ( vlp->vt, &iter )); | |
471 | if ( parent ) /* not toplevel */ | |
472 | { | |
473 | vik_aggregate_layer_move_layer ( parent, &iter, up ); | |
474 | vik_layers_panel_emit_update ( vlp ); | |
475 | } | |
476 | } | |
477 | } | |
478 | ||
479 | gboolean vik_layers_panel_properties ( VikLayersPanel *vlp ) | |
480 | { | |
481 | GtkTreeIter iter; | |
482 | g_assert ( vlp->vvp ); | |
483 | ||
484 | if ( vik_treeview_get_selected_iter ( vlp->vt, &iter ) && vik_treeview_item_get_type ( vlp->vt, &iter ) == VIK_TREEVIEW_TYPE_LAYER ) | |
485 | { | |
486 | if ( vik_treeview_item_get_data ( vlp->vt, &iter ) == VIK_LAYER_AGGREGATE ) | |
487 | a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), _("Aggregate Layers have no settable properties.") ); | |
488 | VikLayer *layer = VIK_LAYER( vik_treeview_item_get_pointer ( vlp->vt, &iter ) ); | |
489 | if (vik_layer_properties ( layer, vlp->vvp )) | |
490 | vik_layer_emit_update ( layer ); | |
491 | return TRUE; | |
492 | } | |
493 | else | |
494 | return FALSE; | |
495 | } | |
496 | ||
497 | void vik_layers_panel_draw_all ( VikLayersPanel *vlp ) | |
498 | { | |
499 | if ( vlp->vvp && VIK_LAYER(vlp->toplayer)->visible ) | |
500 | vik_aggregate_layer_draw ( vlp->toplayer, vlp->vvp ); | |
501 | } | |
502 | ||
503 | void vik_layers_panel_draw_all_using_viewport ( VikLayersPanel *vlp, VikViewport *vvp ) | |
504 | { | |
505 | if ( vlp->vvp && VIK_LAYER(vlp->toplayer)->visible ) | |
506 | vik_aggregate_layer_draw ( vlp->toplayer, vvp ); | |
507 | } | |
508 | ||
509 | void vik_layers_panel_cut_selected ( VikLayersPanel *vlp ) | |
510 | { | |
511 | gint type; | |
512 | GtkTreeIter iter; | |
513 | ||
514 | g_debug(__FUNCTION__); | |
515 | if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) ) | |
516 | /* Nothing to do */ | |
517 | return; | |
518 | ||
519 | type = vik_treeview_item_get_type ( vlp->vt, &iter ); | |
520 | ||
521 | if ( type == VIK_TREEVIEW_TYPE_LAYER ) | |
522 | { | |
523 | VikAggregateLayer *parent = vik_treeview_item_get_parent ( vlp->vt, &iter ); | |
524 | ||
525 | if ( parent ) | |
526 | { | |
527 | ||
528 | /* reset trigger if trigger deleted */ | |
529 | if ( vik_layers_panel_get_selected ( vlp ) == vik_viewport_get_trigger ( vlp->vvp ) ) | |
530 | vik_viewport_set_trigger ( vlp->vvp, NULL ); | |
531 | ||
532 | a_clipboard_copy_selected ( vlp ); | |
533 | if ( vik_aggregate_layer_delete ( parent, &iter ) ) | |
534 | vik_layers_panel_emit_update ( vlp ); | |
535 | } | |
536 | else | |
537 | a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), _("You cannot cut the Top Layer.") ); | |
538 | } | |
539 | } | |
540 | ||
541 | void vik_layers_panel_copy_selected ( VikLayersPanel *vlp ) | |
542 | { | |
543 | gint type; | |
544 | GtkTreeIter iter; | |
545 | ||
546 | if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) ) | |
547 | /* Nothing to do */ | |
548 | return; | |
549 | ||
550 | type = vik_treeview_item_get_type ( vlp->vt, &iter ); | |
551 | ||
552 | if ( type == VIK_TREEVIEW_TYPE_LAYER ) { | |
553 | a_clipboard_copy_selected ( vlp ); | |
554 | } | |
555 | } | |
556 | ||
557 | void vik_layers_panel_paste_selected ( VikLayersPanel *vlp ) | |
558 | { | |
559 | GtkTreeIter iter; | |
560 | if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) ) | |
561 | /* Nothing to do */ | |
562 | return; | |
563 | a_clipboard_paste ( vlp ); | |
564 | } | |
565 | ||
566 | void vik_layers_panel_delete_selected ( VikLayersPanel *vlp ) | |
567 | { | |
568 | gint type; | |
569 | GtkTreeIter iter; | |
570 | ||
571 | if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) ) | |
572 | /* Nothing to do */ | |
573 | return; | |
574 | ||
575 | type = vik_treeview_item_get_type ( vlp->vt, &iter ); | |
576 | ||
577 | if ( type == VIK_TREEVIEW_TYPE_LAYER ) | |
578 | { | |
579 | VikAggregateLayer *parent = vik_treeview_item_get_parent ( vlp->vt, &iter ); | |
580 | if ( parent ) | |
581 | { | |
582 | /* reset trigger if trigger deleted */ | |
583 | if ( vik_layers_panel_get_selected ( vlp ) == vik_viewport_get_trigger ( vlp->vvp ) ) | |
584 | vik_viewport_set_trigger ( vlp->vvp, NULL ); | |
585 | ||
586 | if (IS_VIK_AGGREGATE_LAYER(parent)) { | |
587 | if ( vik_aggregate_layer_delete ( parent, &iter ) ) | |
588 | vik_layers_panel_emit_update ( vlp ); | |
589 | } | |
590 | } | |
591 | else | |
592 | a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), _("You cannot delete the Top Layer.") ); | |
593 | } | |
594 | else if (type == VIK_TREEVIEW_TYPE_SUBLAYER) { | |
595 | VikLayer *sel = vik_layers_panel_get_selected ( vlp ); | |
596 | if ( vik_layer_get_interface(sel->type)->delete_item ) { | |
597 | gint subtype = vik_treeview_item_get_data( vlp->vt, &iter); | |
598 | vik_layer_get_interface(sel->type)->delete_item ( sel, subtype, vik_treeview_item_get_pointer(sel->vt, &iter) ); | |
599 | } | |
600 | } | |
601 | } | |
602 | ||
603 | VikLayer *vik_layers_panel_get_selected ( VikLayersPanel *vlp ) | |
604 | { | |
605 | GtkTreeIter iter, parent; | |
606 | gint type; | |
607 | ||
608 | if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) ) | |
609 | return NULL; | |
610 | ||
611 | type = vik_treeview_item_get_type ( vlp->vt, &iter ); | |
612 | ||
613 | while ( type != VIK_TREEVIEW_TYPE_LAYER ) | |
614 | { | |
615 | if ( ! vik_treeview_item_get_parent_iter ( vlp->vt, &iter, &parent ) ) | |
616 | return NULL; | |
617 | iter = parent; | |
618 | type = vik_treeview_item_get_type ( vlp->vt, &iter ); | |
619 | } | |
620 | ||
621 | return VIK_LAYER( vik_treeview_item_get_pointer ( vlp->vt, &iter ) ); | |
622 | } | |
623 | ||
624 | static void layers_move_item_up ( VikLayersPanel *vlp ) | |
625 | { | |
626 | layers_move_item ( vlp, TRUE ); | |
627 | } | |
628 | ||
629 | static void layers_move_item_down ( VikLayersPanel *vlp ) | |
630 | { | |
631 | layers_move_item ( vlp, FALSE ); | |
632 | } | |
633 | ||
634 | #if 0 | |
635 | gboolean vik_layers_panel_tool ( VikLayersPanel *vlp, guint16 layer_type, VikToolInterfaceFunc tool_func, GdkEventButton *event, VikViewport *vvp ) | |
636 | { | |
637 | VikLayer *vl = vik_layers_panel_get_selected ( vlp ); | |
638 | if ( vl && vl->type == layer_type ) | |
639 | { | |
640 | tool_func ( vl, event, vvp ); | |
641 | return TRUE; | |
642 | } | |
643 | else if ( VIK_LAYER(vlp->toplayer)->visible && | |
644 | vik_aggregate_layer_tool ( vlp->toplayer, layer_type, tool_func, event, vvp ) != 1 ) /* either accepted or rejected, but a layer was found */ | |
645 | return TRUE; | |
646 | return FALSE; | |
647 | } | |
648 | #endif | |
649 | ||
650 | VikLayer *vik_layers_panel_get_layer_of_type ( VikLayersPanel *vlp, gint type ) | |
651 | { | |
652 | VikLayer *rv = vik_layers_panel_get_selected ( vlp ); | |
653 | if ( rv == NULL || rv->type != type ) | |
654 | if ( VIK_LAYER(vlp->toplayer)->visible ) | |
655 | return vik_aggregate_layer_get_top_visible_layer_of_type ( vlp->toplayer, type ); | |
656 | else | |
657 | return NULL; | |
658 | else | |
659 | return rv; | |
660 | } | |
661 | ||
662 | GList *vik_layers_panel_get_all_layers_of_type(VikLayersPanel *vlp, gint type) | |
663 | { | |
664 | GList *layers = NULL; | |
665 | ||
666 | return (vik_aggregate_layer_get_all_layers_of_type ( vlp->toplayer, layers, type )); | |
667 | } | |
668 | ||
669 | VikAggregateLayer *vik_layers_panel_get_top_layer ( VikLayersPanel *vlp ) | |
670 | { | |
671 | return vlp->toplayer; | |
672 | } | |
673 | ||
674 | void vik_layers_panel_clear ( VikLayersPanel *vlp ) | |
675 | { | |
676 | 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 ) ) | |
677 | vik_aggregate_layer_clear ( vlp->toplayer ); /* simply deletes all layers */ | |
678 | } | |
679 | ||
680 | void vik_layers_panel_change_coord_mode ( VikLayersPanel *vlp, VikCoordMode mode ) | |
681 | { | |
682 | vik_layer_change_coord_mode ( VIK_LAYER(vlp->toplayer), mode ); | |
683 | } | |
684 | ||
685 | static void layers_panel_finalize ( GObject *gob ) | |
686 | { | |
687 | VikLayersPanel *vlp = VIK_LAYERS_PANEL ( gob ); | |
688 | g_object_unref ( VIK_LAYER(vlp->toplayer) ); | |
689 | g_object_unref ( G_OBJECT(vlp->popup_factory) ); | |
690 | G_OBJECT_CLASS(parent_class)->finalize(gob); | |
691 | } | |
692 |