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1 | sclass RSTVar<A> extends VarWithNotify<A> {
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2 | IVF1<A> action; |
3 | A lastSentValue; |
4 | ReliableSingleThread rst = new(l0 update); |
5 | volatile bool forceUpdate; |
6 | |
7 | *(IVF1<A> *action) {
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8 | onChange(rst); |
9 | } |
10 | |
11 | private void update {
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12 | A value = get(); |
13 | if (!eq(lastSentValue, value) || forceUpdate) {
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14 | forceUpdate = false; |
15 | lastSentValue = value; |
16 | action?.get(value); |
17 | } |
18 | } |
19 | |
20 | void forceUpdate {
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21 | set forceUpdate; |
22 | rst.trigger(); |
23 | } |
24 | } |
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| Snippet ID: | #1035510 |
| Snippet name: | RSTVar - Variable with action using ReliableSingleThread (e.g. for always showing the latest image of a stream) |
| Eternal ID of this version: | #1035510/7 |
| Text MD5: | f2e0b81d0b60c50ab2c94719199c8671 |
| Transpilation MD5: | 5471df5eab82d36b7fb38835c4b55bdf |
| Author: | stefan |
| Category: | javax |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2022-08-20 18:47:53 |
| Source code size: | 488 bytes / 24 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 592 / 725 |
| Version history: | 6 change(s) |
| Referenced in: | [show references] |