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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 | #include "viking.h" | |
23 | #include "vikradiogroup.h" | |
24 | ||
25 | /* functions common to all layers. */ | |
26 | /* TODO longone: rename interface free -> finalize */ | |
27 | ||
28 | extern VikLayerInterface vik_aggregate_layer_interface; | |
29 | extern VikLayerInterface vik_trw_layer_interface; | |
30 | extern VikLayerInterface vik_maps_layer_interface; | |
31 | extern VikLayerInterface vik_coord_layer_interface; | |
32 | extern VikLayerInterface vik_georef_layer_interface; | |
33 | ||
34 | enum { | |
35 | VL_UPDATE_SIGNAL, | |
36 | VL_LAST_SIGNAL | |
37 | }; | |
38 | static guint layer_signals[VL_LAST_SIGNAL] = { 0 }; | |
39 | ||
40 | static GObjectClass *parent_class; | |
41 | ||
42 | static void layer_class_init ( VikLayerClass *klass ); | |
43 | static void layer_init ( VikLayer *vl ); | |
44 | static void layer_finalize ( VikLayer *vl ); | |
45 | static gboolean layer_properties_factory ( VikLayer *vl, gpointer vp ); | |
46 | ||
47 | ||
48 | /* TODO longone: rename vik_layer_init -> set_type */ | |
49 | ||
50 | GType vik_layer_get_type () | |
51 | { | |
52 | static GType vl_type = 0; | |
53 | ||
54 | if (!vl_type) | |
55 | { | |
56 | static const GTypeInfo vl_info = | |
57 | { | |
58 | sizeof (VikLayerClass), | |
59 | NULL, /* base_init */ | |
60 | NULL, /* base_finalize */ | |
61 | (GClassInitFunc) layer_class_init, /* class init */ | |
62 | NULL, /* class_finalize */ | |
63 | NULL, /* class_data */ | |
64 | sizeof (VikLayer), | |
65 | 0, | |
66 | (GInstanceInitFunc) layer_init /* instance init */ | |
67 | }; | |
68 | vl_type = g_type_register_static ( G_TYPE_OBJECT, "VikLayer", &vl_info, 0 ); | |
69 | } | |
70 | ||
71 | return vl_type; | |
72 | } | |
73 | ||
74 | static void layer_class_init (VikLayerClass *klass) | |
75 | { | |
76 | GObjectClass *object_class; | |
77 | ||
78 | object_class = G_OBJECT_CLASS (klass); | |
79 | ||
80 | object_class->finalize = (GObjectFinalizeFunc) layer_finalize; | |
81 | ||
82 | parent_class = g_type_class_peek_parent (klass); | |
83 | ||
84 | layer_signals[VL_UPDATE_SIGNAL] = g_signal_new ( "update", G_TYPE_FROM_CLASS (klass), | |
85 | G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION, G_STRUCT_OFFSET (VikLayerClass, update), NULL, NULL, | |
86 | g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); | |
87 | } | |
88 | ||
89 | void vik_layer_emit_update ( VikLayer *vl ) | |
90 | { | |
91 | if ( vl->visible ) | |
92 | g_signal_emit ( G_OBJECT(vl), layer_signals[VL_UPDATE_SIGNAL], 0 ); | |
93 | } | |
94 | ||
95 | static VikLayerInterface *vik_layer_interfaces[VIK_LAYER_NUM_TYPES] = { | |
96 | &vik_aggregate_layer_interface, | |
97 | &vik_trw_layer_interface, | |
98 | &vik_coord_layer_interface, | |
99 | &vik_georef_layer_interface, | |
100 | &vik_maps_layer_interface, | |
101 | }; | |
102 | ||
103 | VikLayerInterface *vik_layer_get_interface ( gint type ) | |
104 | { | |
105 | g_assert ( type < VIK_LAYER_NUM_TYPES ); | |
106 | return vik_layer_interfaces[type]; | |
107 | } | |
108 | ||
109 | static void layer_init ( VikLayer *vl ) | |
110 | { | |
111 | vl->visible = TRUE; | |
112 | vl->name = NULL; | |
113 | vl->realized = FALSE; | |
114 | } | |
115 | ||
116 | void vik_layer_init ( VikLayer *vl, gint type ) | |
117 | { | |
118 | vl->type = type; | |
119 | } | |
120 | ||
121 | /* frees old name */ | |
122 | void vik_layer_rename ( VikLayer *l, const gchar *new_name ) | |
123 | { | |
124 | g_assert ( l != NULL); | |
125 | if ( l->name ) | |
126 | g_free ( l->name ); | |
127 | l->name = g_strdup ( new_name ); | |
128 | } | |
129 | ||
130 | void vik_layer_rename_no_copy ( VikLayer *l, gchar *new_name ) | |
131 | { | |
132 | g_assert ( l != NULL); | |
133 | if ( l->name ) | |
134 | g_free ( l->name ); | |
135 | l->name = new_name; | |
136 | } | |
137 | ||
138 | VikLayer *vik_layer_create ( gint type, gpointer vp, GtkWindow *w, gboolean interactive ) | |
139 | { | |
140 | VikLayer *new_layer = NULL; | |
141 | g_assert ( type < VIK_LAYER_NUM_TYPES ); | |
142 | ||
143 | new_layer = vik_layer_interfaces[type]->create ( vp ); | |
144 | ||
145 | g_assert ( new_layer != NULL ); | |
146 | ||
147 | if ( interactive ) | |
148 | { | |
149 | if ( vik_layer_properties ( new_layer, vp ) ) | |
150 | vik_layer_rename ( VIK_LAYER(new_layer), vik_layer_interfaces[type]->name ); | |
151 | else | |
152 | { | |
153 | g_object_unref ( G_OBJECT(new_layer) ); /* cancel that */ | |
154 | new_layer = NULL; | |
155 | } | |
156 | } | |
157 | return new_layer; | |
158 | } | |
159 | ||
160 | /* returns TRUE if OK was pressed */ | |
161 | gboolean vik_layer_properties ( VikLayer *layer, gpointer vp ) | |
162 | { | |
163 | if ( vik_layer_interfaces[layer->type]->properties ) | |
164 | return vik_layer_interfaces[layer->type]->properties ( layer, vp ); | |
165 | return layer_properties_factory ( layer, vp ); | |
166 | } | |
167 | ||
168 | void vik_layer_draw ( VikLayer *l, gpointer data ) | |
169 | { | |
170 | if ( l->visible ) | |
171 | if ( vik_layer_interfaces[l->type]->draw ) | |
172 | vik_layer_interfaces[l->type]->draw ( l, data ); | |
173 | } | |
174 | ||
175 | void vik_layer_change_coord_mode ( VikLayer *l, VikCoordMode mode ) | |
176 | { | |
177 | if ( vik_layer_interfaces[l->type]->change_coord_mode ) | |
178 | vik_layer_interfaces[l->type]->change_coord_mode ( l, mode ); | |
179 | } | |
180 | ||
181 | VikLayer *vik_layer_copy ( VikLayer *vl, gpointer vp ) | |
182 | { | |
183 | if ( vik_layer_interfaces[vl->type]->copy ) | |
184 | { | |
185 | VikLayer *rv = vik_layer_interfaces[vl->type]->copy ( vl, vp ); | |
186 | if ( rv ) | |
187 | { | |
188 | vik_layer_rename ( rv, vl->name ); | |
189 | rv->visible = vl->visible; | |
190 | } | |
191 | return rv; | |
192 | } | |
193 | else | |
194 | return NULL; | |
195 | } | |
196 | ||
197 | ||
198 | static void layer_finalize ( VikLayer *vl ) | |
199 | { | |
200 | g_assert ( vl != NULL ); | |
201 | if ( vik_layer_interfaces[vl->type]->free ) | |
202 | vik_layer_interfaces[vl->type]->free ( vl ); | |
203 | if ( vl->name ) | |
204 | g_free ( vl->name ); | |
205 | G_OBJECT_CLASS(parent_class)->finalize(G_OBJECT(vl)); | |
206 | } | |
207 | ||
208 | /* sublayer switching */ | |
209 | gboolean vik_layer_sublayer_toggle_visible ( VikLayer *l, gint subtype, gpointer sublayer ) | |
210 | { | |
211 | if ( vik_layer_interfaces[l->type]->sublayer_toggle_visible ) | |
212 | return vik_layer_interfaces[l->type]->sublayer_toggle_visible ( l, subtype, sublayer ); | |
213 | return TRUE; /* if unknown, will always be visible */ | |
214 | } | |
215 | ||
216 | void vik_layer_realize ( VikLayer *l, VikTreeview *vt, GtkTreeIter *layer_iter ) | |
217 | { | |
218 | l->vt = vt; | |
219 | l->iter = *layer_iter; | |
220 | l->realized = TRUE; | |
221 | if ( vik_layer_interfaces[l->type]->realize ) | |
222 | vik_layer_interfaces[l->type]->realize ( l, vt, layer_iter ); | |
223 | } | |
224 | ||
225 | void vik_layer_add_menu_items ( VikLayer *l, GtkMenu *menu, gpointer vlp ) | |
226 | { | |
227 | if ( vik_layer_interfaces[l->type]->add_menu_items ) | |
228 | vik_layer_interfaces[l->type]->add_menu_items ( l, menu, vlp ); | |
229 | } | |
230 | ||
231 | gboolean vik_layer_sublayer_add_menu_items ( VikLayer *l, GtkMenu *menu, gpointer vlp, gint subtype, gpointer sublayer, GtkTreeIter *iter ) | |
232 | { | |
233 | if ( vik_layer_interfaces[l->type]->sublayer_add_menu_items ) | |
234 | return vik_layer_interfaces[l->type]->sublayer_add_menu_items ( l, menu, vlp, subtype, sublayer, iter ); | |
235 | return FALSE; | |
236 | } | |
237 | ||
238 | ||
239 | const gchar *vik_layer_sublayer_rename_request ( VikLayer *l, const gchar *newname, gpointer vlp, gint subtype, gpointer sublayer, GtkTreeIter *iter ) | |
240 | { | |
241 | if ( vik_layer_interfaces[l->type]->sublayer_rename_request ) | |
242 | return vik_layer_interfaces[l->type]->sublayer_rename_request ( l, newname, vlp, subtype, sublayer, iter ); | |
243 | return NULL; | |
244 | } | |
245 | ||
246 | GdkPixbuf *vik_layer_load_icon ( gint type ) | |
247 | { | |
248 | g_assert ( type < VIK_LAYER_NUM_TYPES ); | |
249 | if ( vik_layer_interfaces[type]->icon ) | |
250 | return gdk_pixbuf_from_pixdata ( vik_layer_interfaces[type]->icon, FALSE, NULL ); | |
251 | return NULL; | |
252 | } | |
253 | ||
254 | gboolean vik_layer_set_param ( VikLayer *layer, guint16 id, VikLayerParamData data, gpointer vp ) | |
255 | { | |
256 | if ( vik_layer_interfaces[layer->type]->set_param ) | |
257 | return vik_layer_interfaces[layer->type]->set_param ( layer, id, data, vp ); | |
258 | return FALSE; | |
259 | } | |
260 | ||
261 | void vik_layer_post_read ( VikLayer *layer, gpointer vp ) | |
262 | { | |
263 | if ( vik_layer_interfaces[layer->type]->post_read ) | |
264 | vik_layer_interfaces[layer->type]->post_read ( layer, vp ); | |
265 | } | |
266 | ||
267 | static GtkWidget *properties_widget_new_widget ( VikLayerParam *param, VikLayerParamData data ) | |
268 | { | |
269 | GtkWidget *rv; | |
270 | switch ( param->widget_type ) | |
271 | { | |
272 | case VIK_LAYER_WIDGET_COLOR: | |
273 | if ( param->type == VIK_LAYER_PARAM_COLOR ) | |
274 | rv = gtk_color_button_new_with_color ( &(data.c) ); | |
275 | break; | |
276 | case VIK_LAYER_WIDGET_CHECKBUTTON: | |
277 | if ( param->type == VIK_LAYER_PARAM_BOOLEAN ) | |
278 | { | |
279 | //rv = gtk_check_button_new_with_label ( //param->title ); | |
280 | rv = gtk_check_button_new (); | |
281 | if ( data.b ) | |
282 | gtk_toggle_button_set_active ( GTK_TOGGLE_BUTTON(rv), TRUE ); | |
283 | } | |
284 | break; | |
285 | case VIK_LAYER_WIDGET_COMBOBOX: | |
286 | #ifndef GTK_2_2 | |
287 | if ( param->type == VIK_LAYER_PARAM_UINT && param->widget_data ) | |
288 | { | |
289 | gchar **pstr = param->widget_data; | |
290 | rv = gtk_combo_box_new_text (); | |
291 | while ( *pstr ) | |
292 | gtk_combo_box_append_text ( GTK_COMBO_BOX ( rv ), *(pstr++) ); | |
293 | if ( param->extra_widget_data ) /* map of alternate uint values for options */ | |
294 | { | |
295 | int i; | |
296 | for ( i = 0; ((const char **)param->widget_data)[i]; i++ ) | |
297 | if ( ((guint *)param->extra_widget_data)[i] == data.u ) | |
298 | { | |
299 | gtk_combo_box_set_active ( GTK_COMBO_BOX(rv), i ); | |
300 | break; | |
301 | } | |
302 | } | |
303 | gtk_combo_box_set_active ( GTK_COMBO_BOX ( rv ), data.u ); | |
304 | } | |
305 | break; | |
306 | #endif | |
307 | case VIK_LAYER_WIDGET_RADIOGROUP: | |
308 | if ( param->type == VIK_LAYER_PARAM_UINT && param->widget_data ) | |
309 | { | |
310 | rv = vik_radio_group_new ( (const gchar **) param->widget_data ); | |
311 | if ( param->extra_widget_data ) /* map of alternate uint values for options */ | |
312 | { | |
313 | int i; | |
314 | for ( i = 0; ((const char **)param->widget_data)[i]; i++ ) | |
315 | if ( ((guint *)param->extra_widget_data)[i] == data.u ) | |
316 | { | |
317 | vik_radio_group_set_selected ( VIK_RADIO_GROUP(rv), i ); | |
318 | break; | |
319 | } | |
320 | } | |
321 | else if ( data.u ) /* zero is already default */ | |
322 | vik_radio_group_set_selected ( VIK_RADIO_GROUP(rv), data.u ); | |
323 | } | |
324 | break; | |
325 | case VIK_LAYER_WIDGET_SPINBUTTON: | |
326 | if ( (param->type == VIK_LAYER_PARAM_DOUBLE || param->type == VIK_LAYER_PARAM_UINT | |
327 | || param->type == VIK_LAYER_PARAM_INT) && param->widget_data ) | |
328 | { | |
329 | gdouble init_val = (param->type == VIK_LAYER_PARAM_DOUBLE) ? data.d : (param->type == VIK_LAYER_PARAM_UINT ? data.u : data.i); | |
330 | VikLayerParamScale *scale = (VikLayerParamScale *) param->widget_data; | |
331 | rv = gtk_spin_button_new ( GTK_ADJUSTMENT(gtk_adjustment_new( init_val, scale->min, scale->max, scale->step, scale->step, scale->step )), scale->step, scale->digits ); | |
332 | } | |
333 | break; | |
334 | case VIK_LAYER_WIDGET_ENTRY: | |
335 | if ( param->type == VIK_LAYER_PARAM_STRING ) | |
336 | { | |
337 | rv = gtk_entry_new (); | |
338 | gtk_entry_set_text ( GTK_ENTRY(rv), data.s ); | |
339 | } | |
340 | break; | |
341 | case VIK_LAYER_WIDGET_FILEENTRY: | |
342 | if ( param->type == VIK_LAYER_PARAM_STRING ) | |
343 | { | |
344 | rv = vik_file_entry_new (); | |
345 | vik_file_entry_set_filename ( VIK_FILE_ENTRY(rv), data.s ); | |
346 | } | |
347 | break; | |
348 | case VIK_LAYER_WIDGET_HSCALE: | |
349 | if ( (param->type == VIK_LAYER_PARAM_DOUBLE || param->type == VIK_LAYER_PARAM_UINT | |
350 | || param->type == VIK_LAYER_PARAM_INT) && param->widget_data ) | |
351 | { | |
352 | gdouble init_val = (param->type == VIK_LAYER_PARAM_DOUBLE) ? data.d : (param->type == VIK_LAYER_PARAM_UINT ? data.u : data.i); | |
353 | VikLayerParamScale *scale = (VikLayerParamScale *) param->widget_data; | |
354 | rv = gtk_hscale_new_with_range ( scale->min, scale->max, scale->step ); | |
355 | gtk_scale_set_digits ( GTK_SCALE(rv), scale->digits ); | |
356 | gtk_range_set_value ( GTK_RANGE(rv), init_val ); | |
357 | } | |
358 | } | |
359 | return rv; | |
360 | } | |
361 | ||
362 | static VikLayerParamData properties_widget_get_value ( GtkWidget *widget, VikLayerParam *param ) | |
363 | { | |
364 | VikLayerParamData rv; | |
365 | switch ( param->widget_type ) | |
366 | { | |
367 | case VIK_LAYER_WIDGET_COLOR: | |
368 | gtk_color_button_get_color ( GTK_COLOR_BUTTON(widget), &(rv.c) ); | |
369 | break; | |
370 | case VIK_LAYER_WIDGET_CHECKBUTTON: | |
371 | rv.b = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget)); | |
372 | break; | |
373 | case VIK_LAYER_WIDGET_COMBOBOX: | |
374 | #ifndef GTK_2_2 | |
375 | rv.i = gtk_combo_box_get_active ( GTK_COMBO_BOX(widget) ); | |
376 | if ( rv.i == -1 ) rv.i = 0; | |
377 | rv.u = rv.i; | |
378 | if ( param->extra_widget_data ) | |
379 | rv.u = ((guint *)param->extra_widget_data)[rv.u]; | |
380 | break; | |
381 | #endif | |
382 | case VIK_LAYER_WIDGET_RADIOGROUP: | |
383 | rv.u = vik_radio_group_get_selected(VIK_RADIO_GROUP(widget)); | |
384 | if ( param->extra_widget_data ) | |
385 | rv.u = ((guint *)param->extra_widget_data)[rv.u]; | |
386 | break; | |
387 | case VIK_LAYER_WIDGET_SPINBUTTON: | |
388 | if ( param->type == VIK_LAYER_PARAM_UINT ) | |
389 | rv.u = gtk_spin_button_get_value_as_int ( GTK_SPIN_BUTTON(widget) ); | |
390 | else if ( param->type == VIK_LAYER_PARAM_INT ) | |
391 | rv.i = gtk_spin_button_get_value_as_int ( GTK_SPIN_BUTTON(widget) ); | |
392 | else | |
393 | rv.d = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(widget) ); | |
394 | break; | |
395 | case VIK_LAYER_WIDGET_ENTRY: | |
396 | rv.s = gtk_entry_get_text ( GTK_ENTRY(widget) ); | |
397 | break; | |
398 | case VIK_LAYER_WIDGET_FILEENTRY: | |
399 | rv.s = vik_file_entry_get_filename ( VIK_FILE_ENTRY(widget) ); | |
400 | break; | |
401 | case VIK_LAYER_WIDGET_HSCALE: | |
402 | if ( param->type == VIK_LAYER_PARAM_UINT ) | |
403 | rv.u = (guint32) gtk_range_get_value ( GTK_RANGE(widget) ); | |
404 | else if ( param->type == VIK_LAYER_PARAM_INT ) | |
405 | rv.i = (gint32) gtk_range_get_value ( GTK_RANGE(widget) ); | |
406 | else | |
407 | rv.d = gtk_range_get_value ( GTK_RANGE(widget) ); | |
408 | break; | |
409 | } | |
410 | return rv; | |
411 | } | |
412 | ||
413 | /* false if cancel, true if OK */ | |
414 | /* some would claim this wasn't written to be human-readable. */ | |
415 | static gboolean layer_properties_factory ( VikLayer *vl, gpointer vp ) | |
416 | { | |
417 | VikLayerParam *params = vik_layer_interfaces[vl->type]->params; | |
418 | guint16 params_count = vik_layer_interfaces[vl->type]->params_count; | |
419 | guint16 i, j, widget_count = 0; | |
420 | gboolean must_redraw = FALSE; | |
421 | ||
422 | if ( ! params ) | |
423 | return TRUE; /* no params == no options, so all is good */ | |
424 | ||
425 | for ( i = 0; i < params_count; i++ ) | |
426 | if ( params[i].group != VIK_LAYER_NOT_IN_PROPERTIES ) | |
427 | widget_count++; | |
428 | ||
429 | if ( widget_count == 0) | |
430 | return FALSE; | |
431 | else | |
432 | { | |
433 | /* create widgets and titles; place in table */ | |
434 | GtkWidget *dialog = gtk_dialog_new_with_buttons ( "Layer Properties", | |
435 | VIK_GTK_WINDOW_FROM_WIDGET(vp), | |
436 | GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT, | |
437 | GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT, | |
438 | GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, NULL ); | |
439 | gint resp; | |
440 | ||
441 | gchar **groups = vik_layer_interfaces[vl->type]->params_groups; | |
442 | guint8 groups_count = vik_layer_interfaces[vl->type]->params_groups_count; | |
443 | ||
444 | GtkWidget *table = NULL; | |
445 | GtkWidget **tables = NULL; /* for more than one group */ | |
446 | ||
447 | GtkWidget *notebook = NULL; | |
448 | GtkWidget **widgets = g_malloc ( sizeof(GtkWidget *) * widget_count ); | |
449 | ||
450 | if ( groups && groups_count ) | |
451 | { | |
452 | guint8 current_group; | |
453 | guint16 tab_widget_count; | |
454 | notebook = gtk_notebook_new (); | |
455 | gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), notebook, FALSE, FALSE, 0); | |
456 | tables = g_malloc ( sizeof(GtkWidget *) * groups_count ); | |
457 | for ( current_group = 0; current_group < groups_count; current_group++ ) | |
458 | { | |
459 | tab_widget_count = 0; | |
460 | for ( j = 0; j < params_count; j ++ ) | |
461 | if ( params[j].group == current_group ) | |
462 | tab_widget_count++; | |
463 | ||
464 | if ( tab_widget_count ) | |
465 | { | |
466 | tables[current_group] = gtk_table_new ( tab_widget_count, 1, FALSE ); | |
467 | gtk_notebook_append_page ( GTK_NOTEBOOK(notebook), tables[current_group], gtk_label_new(groups[current_group]) ); | |
468 | } | |
469 | } | |
470 | } | |
471 | else | |
472 | { | |
473 | table = gtk_table_new( widget_count, 1, FALSE ); | |
474 | gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), table, FALSE, FALSE, 0); | |
475 | } | |
476 | ||
477 | for ( i = 0, j = 0; i < params_count; i++ ) | |
478 | { | |
479 | if ( params[i].group != VIK_LAYER_NOT_IN_PROPERTIES ) | |
480 | { | |
481 | if ( tables ) | |
482 | table = tables[MAX(0, params[i].group)]; /* round up NOT_IN_GROUP, that's not reasonable here */ | |
483 | ||
484 | widgets[j] = properties_widget_new_widget ( &(params[i]), | |
485 | vik_layer_interfaces[vl->type]->get_param ( vl, i ) ); | |
486 | ||
487 | g_assert ( widgets[j] != NULL ); | |
488 | ||
489 | gtk_table_attach ( GTK_TABLE(table), gtk_label_new(params[i].title), 0, 1, j, j+1, 0, 0, 0, 0 ); | |
490 | gtk_table_attach ( GTK_TABLE(table), widgets[j], 1, 2, j, j+1, GTK_EXPAND | GTK_FILL, 0, 2, 2 ); | |
491 | j++; | |
492 | } | |
493 | } | |
494 | ||
495 | gtk_widget_show_all ( dialog ); | |
496 | ||
497 | resp = gtk_dialog_run (GTK_DIALOG (dialog)); | |
498 | if ( resp == GTK_RESPONSE_ACCEPT ) | |
499 | { | |
500 | for ( i = 0, j = 0; i < params_count; i++ ) | |
501 | { | |
502 | if ( params[i].group != VIK_LAYER_NOT_IN_PROPERTIES ) | |
503 | { | |
504 | if ( vik_layer_interfaces[vl->type]->set_param ( vl, i, | |
505 | properties_widget_get_value ( widgets[j], &(params[i]) ), vp ) ) | |
506 | must_redraw = TRUE; | |
507 | j++; | |
508 | } | |
509 | } | |
510 | vik_layer_post_read ( vl, vp ); /* update any gc's */ | |
511 | ||
512 | gtk_widget_destroy ( dialog ); /* hide before redrawing. */ | |
513 | g_free ( widgets ); | |
514 | ||
515 | if ( must_redraw ) | |
516 | vik_layer_emit_update ( vl ); /* if this is a new layer, it won't redraw twice because no on'es listening to this signal. */ | |
517 | return TRUE; /* user clicked OK */ | |
518 | } | |
519 | ||
520 | if ( tables ) | |
521 | g_free ( tables ); | |
522 | gtk_widget_destroy ( dialog ); | |
523 | g_free ( widgets ); | |
524 | return FALSE; | |
525 | } | |
526 | } |