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Avoid touching all adapter items when building accessibility event.

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Only check for enabled items if the list is less than 15 items.
This commit is contained in:
Amith Yamasani
2009-06-04 12:11:25 -07:00
parent 85dfec8c35
commit d296fafab5
1 changed files with 12 additions and 5 deletions
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17
core/java/android/widget/ListView.java
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@@ -1852,18 +1852,25 @@ public class ListView extends AbsListView {
public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
boolean populated = super.dispatchPopulateAccessibilityEvent(event);
// If the item count is less than 15 then subtract disabled items from the count and
// position. Otherwise ignore disabled items.
if (!populated) {
int itemCount = 0;
int currentItemIndex = getSelectedItemPosition();
ListAdapter adapter = getAdapter();
if (adapter != null) {
for (int i = 0, count = adapter.getCount(); i < count; i++) {
if (adapter.isEnabled(i)) {
itemCount++;
} else if (i <= currentItemIndex) {
currentItemIndex--;
final int count = adapter.getCount();
if (count < 15) {
for (int i = 0; i < count; i++) {
if (adapter.isEnabled(i)) {
itemCount++;
} else if (i <= currentItemIndex) {
currentItemIndex--;
}
}
} else {
itemCount = count;
}
}