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1 | scope componentPopupMenu. |
2 | |
3 | static ThreadLocal<MouseEvent> #mouseEvent; |
4 | |
5 | svoid componentPopupMenu_init {
|
6 | swing {
|
7 | if (mouseEvent == null) |
8 | mouseEvent = (ThreadLocal<MouseEvent>) vm_generalMap_get('mouseEvent);
|
9 | if (mouseEvent == null) |
10 | vm_generalMap_put(componentPopupMenu_mouseEvent := mouseEvent = new ThreadLocal); |
11 | } |
12 | } |
13 | |
14 | svoid componentPopupMenu(final JComponent component, IVF1<JPopupMenu> menuMaker) {
|
15 | componentPopupMenu(component, (O) menuMaker); |
16 | } |
17 | |
18 | // menuMaker = voidfunc(JPopupMenu) |
19 | svoid componentPopupMenu(final JComponent component, fO menuMaker) {
|
20 | if (component == null || menuMaker == null) ret; |
21 | swing {
|
22 | O adapter = componentPopupMenu_initForComponent(component); |
23 | ((L) _get(adapter, 'maker)).add(menuMaker); |
24 | } |
25 | } |
26 | |
27 | sO componentPopupMenu_initForComponent(final JComponent component) {
|
28 | ret component == null ? null : swing(func {
|
29 | componentPopupMenu_init(); |
30 | O adapter = findComponentPopupMenuListener_gen(component); |
31 | if (adapter == null) {
|
32 | new componentPopupMenu_Adapter a; |
33 | //addMouseListener_inFront(component, a); |
34 | component.addMouseListener(a); |
35 | adapter = a; |
36 | } |
37 | ret adapter; |
38 | }); |
39 | } |
40 | |
41 | sclass componentPopupMenu_Adapter extends MouseAdapter {
|
42 | new L maker; |
43 | bool internalFrameLeftButtonMagic; |
44 | bool allowScrolling = true; |
45 | |
46 | Point pressedAt; |
47 | |
48 | public void mousePressed(MouseEvent e) {
|
49 | displayMenu(e); |
50 | pressedAt = internalFrameLeftButtonMagic && e.getClickCount() == 1 && internalFrameActive(e.getComponent()) ? e.getLocationOnScreen() : null; |
51 | } |
52 | |
53 | public void mouseReleased(MouseEvent e) {
|
54 | // TODO: show a little less often on left mouse click |
55 | if (internalFrameLeftButtonMagic && eq(pressedAt, e.getLocationOnScreen())) |
56 | displayMenu2(e); |
57 | else |
58 | displayMenu(e); |
59 | } |
60 | |
61 | void displayMenu(MouseEvent e) {
|
62 | if (e.getSource() instanceof JInternalFrame) ret; |
63 | if (e.isPopupTrigger()) displayMenu2(e); |
64 | } |
65 | |
66 | void populate(JPopupMenu menu, MouseEvent e) {
|
67 | temp tempSetTL(mouseEvent, e); |
68 | for (O menuMaker : maker) |
69 | pcallF(menuMaker, menu); |
70 | vmBus_send('showingPopupMenu, e.getComponent(), menu);
|
71 | } |
72 | |
73 | void displayMenu2(MouseEvent e) {
|
74 | new PopupMenuMaker(e, menu -> populate(menu, e)) |
75 | .allowScrolling(allowScrolling).run(); |
76 | } |
77 | } |
78 | |
79 | end scope |
Began life as a copy of #1004446
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| Snippet ID: | #1005719 |
| Snippet name: | componentPopupMenu - adds to the popup menu of any JComponent |
| Eternal ID of this version: | #1005719/47 |
| Text MD5: | 71943e376ff38c527d0620b48bc53edb |
| Transpilation MD5: | 11ba20de629831c54a9b32bae8d8ba2d |
| Author: | stefan |
| Category: | javax / gui |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2022-03-30 18:31:20 |
| Source code size: | 2374 bytes / 79 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 737 / 915 |
| Version history: | 46 change(s) |
| Referenced in: | [show references] |