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cpp-140: Long click eraser is triggered when several buttons are clicked

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It turned out that onLongPress method call might be postponed and thus ACTION_UP
happens before eraser.start is called. Now with new property this case
should be handled

Fixes #140
This commit is contained in:
serso 2015-02-17 12:15:14 +01:00
parent 6b9614b402
commit bced8f138f
1 changed files with 19 additions and 3 deletions
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20
android-app/src/main/java/org/solovyev/android/calculator/view/LongClickEraser.java
View File

@ -1,6 +1,5 @@
package org.solovyev.android.calculator.view;
import android.text.TextUtils;
import android.view.GestureDetector;
import android.view.MotionEvent;
import android.view.View;
@ -39,8 +38,10 @@ public final class LongClickEraser implements View.OnTouchListener {
this.view = view;
this.gestureDetector = new GestureDetector(view.getContext(), new GestureDetector.SimpleOnGestureListener() {
public void onLongPress(MotionEvent e) {
if (eraser.isTracking()) {
eraser.start();
}
}
});
}
@ -49,9 +50,10 @@ public final class LongClickEraser implements View.OnTouchListener {
switch (event.getAction()) {
case MotionEvent.ACTION_CANCEL:
case MotionEvent.ACTION_UP:
eraser.stop();
eraser.stopTracking();
break;
default:
eraser.startTracking();
gestureDetector.onTouchEvent(event);
break;
}
@ -63,6 +65,7 @@ public final class LongClickEraser implements View.OnTouchListener {
private long delay;
private boolean wasCalculatingOnFly;
private boolean erasing;
private boolean tracking = true;
@Override
public void run() {
@ -100,5 +103,18 @@ public final class LongClickEraser implements View.OnTouchListener {
calculator.setCalculateOnFly(true);
}
}
public void stopTracking() {
stop();
tracking = false;
}
public boolean isTracking() {
return tracking;
}
public void startTracking() {
tracking = true;
}
}
}