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Commit 0e74f5a5 authored by Karl Rosaen's avatar Karl Rosaen
Browse files

Guard against index out of bounds exception in lock pattern widget. 

Fixes bug 2027516.
parent 8a98f580

core/java/com/android/internal/widget/LockPatternView.java

+4 −4
Original line number Diff line number Diff line
@@ -581,14 +581,14 @@ public class LockPatternView extends View { 
                    mInProgressX = x;

                    mInProgressY = y;



                    if (mPatternInProgress) {

                    if (mPatternInProgress && patternSize > 0) {

                        final ArrayList<Cell> pattern = mPattern;

                        final float radius = mSquareWidth * mDiameterFactor * 0.5f;



                        Cell cell = pattern.get(patternSize - 1);

                        final Cell lastCell = pattern.get(patternSize - 1);



                        float startX = getCenterXForColumn(cell.column);

                        float startY = getCenterYForRow(cell.row);

                        float startX = getCenterXForColumn(lastCell.column);

                        float startY = getCenterYForRow(lastCell.row);



                        float left;

                        float top;