comparison: ui/motif/menu.c
ui/motif/menu.c
- changeset 108
- 77254bd6dccb
- parent 101
- 7b3a3130be44
- child 112
- c3f2f16fa4b8
equal
deleted
inserted
replaced
| 107:b34bd1557c6c | 108:77254bd6dccb |
|---|---|
| 200 XtManageChild(button); | 200 XtManageChild(button); |
| 201 | 201 |
| 202 ui_bind_radiobutton(obj, button, NULL, it->varname, it->callback, it->userdata, 0); | 202 ui_bind_radiobutton(obj, button, NULL, it->varname, it->callback, it->userdata, 0); |
| 203 } | 203 } |
| 204 | 204 |
| 205 static void menuitem_list_remove_binding(void *obj) { | |
| 206 UiActiveMenuItemList *ls = obj; | |
| 207 UiList *list = ls->var->value; | |
| 208 CxList *bindings = list->obj; | |
| 209 if(bindings) { | |
| 210 (void)cxListFindRemove(bindings, obj); | |
| 211 if(cxListSize(bindings) == 0) { | |
| 212 cxListFree(bindings); | |
| 213 list->obj = NULL; | |
| 214 list->update = NULL; | |
| 215 } | |
| 216 } | |
| 217 } | |
| 218 | |
| 205 void add_menuitem_list_widget(Widget p, int i, UiMenuItemI *item, UiObject *obj) { | 219 void add_menuitem_list_widget(Widget p, int i, UiMenuItemI *item, UiObject *obj) { |
| 206 UiMenuItemList *il = (UiMenuItemList*)item; | 220 UiMenuItemList *il = (UiMenuItemList*)item; |
| 207 const CxAllocator *a = obj->ctx->allocator; | 221 const CxAllocator *a = obj->ctx->allocator; |
| 208 | 222 |
| 209 UiActiveMenuItemList *ls = cxMalloc( | 223 UiActiveMenuItemList *ls = cxMalloc( |
| 216 ls->getvalue = il->getvalue; | 230 ls->getvalue = il->getvalue; |
| 217 ls->callback = il->callback; | 231 ls->callback = il->callback; |
| 218 ls->userdata = il->userdata; | 232 ls->userdata = il->userdata; |
| 219 ls->addseparator = il->addseparator; | 233 ls->addseparator = il->addseparator; |
| 220 | 234 |
| 221 ls->var = uic_create_var(ui_global_context(), il->varname, UI_VAR_LIST); //uic_widget_var(obj->ctx, obj->ctx, NULL, il->varname, UI_VAR_LIST); | 235 //ls->var = uic_create_var(ui_global_context(), il->varname, UI_VAR_LIST); |
| 222 UiList *list = ls->var->value; | 236 ls->var = uic_create_var(obj->ctx, il->varname, UI_VAR_LIST); |
| 223 | 237 if(ls->var) { |
| 224 UiObserver *observer = ui_observer_new((ui_callback)ui_update_menuitem_list, ls); | 238 UiList *list = ls->var->value; |
| 225 list->observers = ui_obsvlist_add(list->observers, observer); | 239 list->update = ui_menulist_update; |
| 226 uic_list_register_observer_destructor(obj->ctx, list, observer); | 240 list->getselection = NULL; |
| 227 | 241 list->setselection = NULL; |
| 228 ui_update_menuitem_list(NULL, ls); | 242 |
| 229 } | 243 // It is possible, that the UiVar is from a global shared context, |
| 230 | 244 // used by multiple windows. To support this usecase, the list->obj |
| 231 void ui_update_menuitem_list(UiEvent *event, UiActiveMenuItemList *list) { | 245 // binding object is a list of all connected UiActiveMenuItemList. |
| 246 CxList *bindings = list->obj; | |
| 247 if(!bindings) { | |
| 248 bindings = cxLinkedListCreate(ls->var->from_ctx->mp->allocator, NULL, CX_STORE_POINTERS); | |
| 249 list->obj = bindings; | |
| 250 } | |
| 251 cxListAdd(bindings, ls); | |
| 252 | |
| 253 // The destruction of the toplevel obj must remove the menulist binding | |
| 254 uic_context_add_destructor(obj->ctx, menuitem_list_remove_binding, ls); | |
| 255 | |
| 256 ui_update_menuitem_list(ls); | |
| 257 } | |
| 258 } | |
| 259 | |
| 260 void ui_menulist_update(UiList *list, int ignored) { | |
| 261 CxList *bindings = list->obj; | |
| 262 CxIterator i = cxListIterator(bindings); | |
| 263 cx_foreach(UiActiveMenuItemList *, ls, i) { | |
| 264 ui_update_menuitem_list(ls); | |
| 265 } | |
| 266 } | |
| 267 | |
| 268 void ui_update_menuitem_list(UiActiveMenuItemList *list) { | |
| 232 XmString s = NULL; | 269 XmString s = NULL; |
| 233 Arg args[4]; | 270 Arg args[4]; |
| 234 int n; | 271 int n; |
| 235 | 272 |
| 236 UiList *ls; | 273 UiList *ls; |
