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1 | sclass JPopDownButton > JButton {
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2 | S menuPosition = "left"; // or "center" or "right" |
3 | |
4 | *() { this(""); }
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5 | *(S text) {
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6 | super(joinNemptiesWithSpace(text, unicode_downPointingTriangle())); |
7 | main addActionListener(this, r openMenu); |
8 | } |
9 | |
10 | *(IVF1<JPopupMenu> *fillMenu) { this(); }
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11 | |
12 | selfType content(O... items) {
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13 | onFillingMenu(menu -> fillJPopupMenu(menu, items)); |
14 | this; |
15 | } |
16 | |
17 | event fillingMenu(JPopupMenu menu); |
18 | |
19 | swappable void fillMenu(JPopupMenu menu) {
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20 | fillingMenu(menu); |
21 | } |
22 | |
23 | void openMenu {
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24 | new JPopupMenu menu; |
25 | int emptyCount = menu.getComponentCount(); |
26 | fillMenu(menu); |
27 | if (menu.getComponentCount() == emptyCount) ret; |
28 | |
29 | int x = 0; |
30 | if (eq(menuPosition, "center")) x = (getWidth()-getPreferredWidth(menu))/2; |
31 | else if (eq(menuPosition, "right")) x = getWidth()-getPreferredWidth(menu); |
32 | menu.show(this, x, getHeight()); |
33 | } |
34 | |
35 | visual this; |
36 | } |
Began life as a copy of #1020102
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| Snippet ID: | #1034224 |
| Snippet name: | JPopDownButton - generalized jPopDownButton |
| Eternal ID of this version: | #1034224/8 |
| Text MD5: | 8c865c9c059b240681bf792ce6b76162 |
| Transpilation MD5: | d5975120704fc219aee17db24ddf11ed |
| Author: | stefan |
| Category: | javax / gui |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2022-06-16 16:48:24 |
| Source code size: | 956 bytes / 36 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 154 / 300 |
| Version history: | 7 change(s) |
| Referenced in: | [show references] |