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Fix crash when tapping HistoryChart

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This commit is contained in:
Alinson S. Xavier
2017-07-18 21:55:15 -04:00
parent 3857eaf5e9
commit 9fe446b424
1 changed files with 16 additions and 4 deletions
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20
app/src/main/java/org/isoron/uhabits/activities/common/views/HistoryChart.java
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@@ -32,7 +32,8 @@ import org.isoron.uhabits.utils.*;
import java.text.*; import java.text.*;
import java.util.*; import java.util.*;
import static org.isoron.uhabits.models.Checkmark.*; import static org.isoron.uhabits.models.Checkmark.CHECKED_EXPLICITLY;
import static org.isoron.uhabits.models.Checkmark.UNCHECKED;
public class HistoryChart extends ScrollableChart public class HistoryChart extends ScrollableChart
{ {
@@ -112,10 +113,21 @@ public class HistoryChart extends ScrollableChart
if (!isEditable) return false; if (!isEditable) return false;
performHapticFeedback(HapticFeedbackConstants.KEYBOARD_TAP); performHapticFeedback(HapticFeedbackConstants.KEYBOARD_TAP);
float x, y;
int pointerId = e.getPointerId(0); try
float x = e.getX(pointerId); {
float y = e.getY(pointerId); int pointerId = e.getPointerId(0);
x = e.getX(pointerId);
y = e.getY(pointerId);
}
catch (RuntimeException ex)
{
// Android often throws IllegalArgumentException here. Apparently,
// the pointer id may become invalid shortly after calling
// e.getPointerId.
return false;
}
final Long timestamp = positionToTimestamp(x, y); final Long timestamp = positionToTimestamp(x, y);
if (timestamp == null) return false; if (timestamp == null) return false;