1 | scope componentPopupMenu. |
2 | |
3 | // TODO: get rid of map (just look for adapter in listeners) |
4 | |
5 | static Map<JComponent, L> componentPopupMenu_map; |
6 | static ThreadLocal<MouseEvent> #mouseEvent; |
7 | |
8 | svoid componentPopupMenu_init {
|
9 | swing {
|
10 | if (componentPopupMenu_map == null) |
11 | componentPopupMenu_map = (Map) vm_generalMap_get('componentPopupMenu_map);
|
12 | if (componentPopupMenu_map == null) |
13 | vm_generalMap_put(componentPopupMenu_map := componentPopupMenu_map = newWeakHashMap()); |
14 | //componentPopupMenu_map = or((Map<JComponent, L>) getOpt(creator(), 'componentPopupMenu_map), (Map<JComponent, L>) (Map) newWeakHashMap()); |
15 | if (mouseEvent == null) |
16 | //mouseEvent = or((ThreadLocal<MouseEvent>) getOpt(creator(), 'componentPopupMenu_mouseEvent), new ThreadLocal); |
17 | mouseEvent = (ThreadLocal<MouseEvent>) vm_generalMap_get('mouseEvent);
|
18 | if (mouseEvent == null) |
19 | vm_generalMap_put(componentPopupMenu_mouseEvent := mouseEvent = new ThreadLocal); |
20 | } |
21 | } |
22 | |
23 | // menuMaker = voidfunc(JPopupMenu) |
24 | static void componentPopupMenu(final JComponent component, fO menuMaker) {
|
25 | componentPopupMenu_init(); |
26 | if (component != null && menuMaker != null) swing {
|
27 | L maker = componentPopupMenu_map.get(component); |
28 | if (maker == null) {
|
29 | componentPopupMenu_map.put(component, maker = new L); |
30 | if (!component instanceof JInternalFrame) // lil' hack |
31 | component.addMouseListener(new componentPopupMenu_Adapter(maker)); |
32 | } |
33 | maker.add(menuMaker); |
34 | } |
35 | } |
36 | |
37 | sclass componentPopupMenu_Adapter extends MouseAdapter {
|
38 | L maker; |
39 | |
40 | *(L *maker) {}
|
41 | |
42 | public void mousePressed(MouseEvent e) { displayMenu(e); }
|
43 | public void mouseReleased(MouseEvent e) { displayMenu(e); }
|
44 | |
45 | void displayMenu(MouseEvent e) {
|
46 | if (e.isPopupTrigger()) displayMenu2(e); |
47 | } |
48 | |
49 | void displayMenu2(MouseEvent e) {
|
50 | new JPopupMenu menu; |
51 | int emptyCount = menu.getComponentCount(); |
52 | |
53 | temp tempSetTL(mouseEvent, e); |
54 | for (O menuMaker : maker) |
55 | pcallF(menuMaker, menu); |
56 | |
57 | vmBus_send('showingPopupMenu, e.getComponent(), menu);
|
58 | |
59 | // show menu if any items in it |
60 | if (menu.getComponentCount() != emptyCount) |
61 | menu.show(e.getComponent(), e.getX(), e.getY()); |
62 | } |
63 | } |
64 | |
65 | end scope |
Began life as a copy of #1005719
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| Snippet ID: | #1021795 |
| Snippet name: | componentPopupMenu v1 (old) - adds to the popup menu of any JComponent |
| Eternal ID of this version: | #1021795/1 |
| Text MD5: | 5ef73ab5597cee36aacb55bbaed6d82e |
| Author: | stefan |
| Category: | javax / gui |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2019-02-27 12:52:57 |
| Source code size: | 2285 bytes / 65 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 224 / 254 |
| Referenced in: | [show references] |