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Sync to avoid concurrent access issues

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This commit is contained in:
shagr4th 2016-12-19 22:18:07 +01:00
parent 5cb541b5e4
commit 79d4d7bfcf
1 changed files with 19 additions and 15 deletions
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34
app/src/main/java/org/ab/x48/HPView.java
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@ -1028,27 +1028,31 @@ public class HPView extends SurfaceView implements SurfaceHolder.Callback, Runna
public void key(int code, boolean down, int pointerID) {
if (code < MAX_TOUCHES) {
if (down) {
Integer cI = code + 1;
queuedCodes.add(cI);
touches[code] = pointerID;
performHapticFeedback(HapticFeedbackConstants.LONG_PRESS,
HapticFeedbackConstants.FLAG_IGNORE_GLOBAL_SETTING);
} else {
Integer cI = code + 100;
queuedCodes.add(cI);
touches[code] = 0;
synchronized(queuedCodes) {
if (down) {
Integer cI = code + 1;
queuedCodes.add(cI);
touches[code] = pointerID;
performHapticFeedback(HapticFeedbackConstants.LONG_PRESS,
HapticFeedbackConstants.FLAG_IGNORE_GLOBAL_SETTING);
} else {
Integer cI = code + 100;
queuedCodes.add(cI);
touches[code] = 0;
}
}
x48.flipScreen();
}
}
public int waitEvent() {
if (queuedCodes.size() == 0) {
return 0;
} else {
int c = queuedCodes.remove(0);
return c;
synchronized(queuedCodes) {
if (queuedCodes.size() == 0) {
return 0;
} else {
int c = queuedCodes.remove(0);
return c;
}
}
}