1 | static <A extends JComponent> A draggableFloatingComponent(final A a) {
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2 | final new Var<Pt> pt; // where in the component mouse was clicked |
3 | |
4 | addMouseListener(a, new MouseAdapter {
|
5 | public void mousePressed(MouseEvent e) {
|
6 | if (e.getButton() == MouseEvent.BUTTON1) |
7 | pt.set(pt(e.getX(), e.getY())); |
8 | } |
9 | |
10 | public void mouseReleased(MouseEvent e) {
|
11 | if (e.getButton() == MouseEvent.BUTTON1) {
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12 | //a.setLocation(e.getX()+pt->x, e.getY()+pt->y); |
13 | pt.set(null); |
14 | } |
15 | } |
16 | }); |
17 | |
18 | addMouseMotionListener(a, new MouseMotionAdapter {
|
19 | public void mouseDragged(MouseEvent e) {
|
20 | Point scr = e.getLocationOnScreen(); |
21 | Point p = a.getParent().getLocationOnScreen(); |
22 | a.setLocation(scr.x-pt->x-p.x, scr.y-pt->y-p.y); |
23 | } |
24 | }); |
25 | |
26 | ret a; |
27 | } |
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| Snippet ID: | #1020259 |
| Snippet name: | draggableFloatingComponent |
| Eternal ID of this version: | #1020259/5 |
| Text MD5: | 25973160502bc63747c74615e814df15 |
| Author: | stefan |
| Category: | javax / gui |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2018-12-11 23:47:02 |
| Source code size: | 825 bytes / 27 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 234 / 285 |
| Version history: | 4 change(s) |
| Referenced in: | [show references] |