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| author | Winson Chung <winsonc@google.com> | 2011-07-28 10:45:09 -0700 |
|---|---|---|
| committer | Winson Chung <winsonc@google.com> | 2011-07-28 10:45:39 -0700 |
| commit | 3b0b46af5dd09ae00cd0ff7fcce6cff17447acad (patch) | |
| tree | 75191ec4dc4496543eca1f257072ac17539b009d /src/com/android/launcher2/FocusHelper.java | |
| parent | 365055f289bc9c3c730f1dcf26c99afc6d8b31c5 (diff) | |
| download | android_packages_apps_Trebuchet-3b0b46af5dd09ae00cd0ff7fcce6cff17447acad.tar.gz android_packages_apps_Trebuchet-3b0b46af5dd09ae00cd0ff7fcce6cff17447acad.tar.bz2 android_packages_apps_Trebuchet-3b0b46af5dd09ae00cd0ff7fcce6cff17447acad.zip | |
Adding workaround for crashes (5087036, 4556344) now that widget previews are loaded asynchronously.
Change-Id: I2cfc0760bb563360434c7a8ecf4b198c20d15be6
Diffstat (limited to 'src/com/android/launcher2/FocusHelper.java')
| -rw-r--r-- | src/com/android/launcher2/FocusHelper.java | 28 |
1 files changed, 19 insertions, 9 deletions
diff --git a/src/com/android/launcher2/FocusHelper.java b/src/com/android/launcher2/FocusHelper.java index 3783d566c..f97492bd6 100644 --- a/src/com/android/launcher2/FocusHelper.java +++ b/src/com/android/launcher2/FocusHelper.java @@ -139,6 +139,9 @@ public class FocusHelper { final int action = e.getAction(); final boolean handleKeyEvent = (action != KeyEvent.ACTION_UP); PagedViewGridLayout newParent = null; + // Now that we load items in the bg asynchronously, we can't just focus + // child siblings willy-nilly + View child = null; boolean wasHandled = false; switch (keyCode) { case KeyEvent.KEYCODE_DPAD_LEFT: @@ -150,7 +153,8 @@ public class FocusHelper { if (pageIndex > 0) { newParent = (PagedViewGridLayout) container.getChildAt(pageIndex - 1); - newParent.getChildAt(newParent.getChildCount() - 1).requestFocus(); + child = newParent.getChildAt(newParent.getChildCount() - 1); + if (child != null) child.requestFocus(); } } } @@ -165,7 +169,8 @@ public class FocusHelper { if (pageIndex < (pageCount - 1)) { newParent = (PagedViewGridLayout) container.getChildAt(pageIndex + 1); - newParent.getChildAt(0).requestFocus(); + child = newParent.getChildAt(0); + if (child != null) child.requestFocus(); } } } @@ -176,7 +181,8 @@ public class FocusHelper { // Select the closest icon in the previous row, otherwise select the tab bar if (y > 0) { int newWidgetIndex = ((y - 1) * cellCountX) + x; - parent.getChildAt(newWidgetIndex).requestFocus(); + child = parent.getChildAt(newWidgetIndex); + if (child != null) child.requestFocus(); } else { tabs.requestFocus(); } @@ -188,7 +194,8 @@ public class FocusHelper { // Select the closest icon in the previous row, otherwise do nothing if (y < (cellCountY - 1)) { int newWidgetIndex = Math.min(widgetCount - 1, ((y + 1) * cellCountX) + x); - parent.getChildAt(newWidgetIndex).requestFocus(); + child = parent.getChildAt(newWidgetIndex); + if (child != null) child.requestFocus(); } } wasHandled = true; @@ -208,10 +215,11 @@ public class FocusHelper { // if there is no previous page if (pageIndex > 0) { newParent = (PagedViewGridLayout) container.getChildAt(pageIndex - 1); - newParent.getChildAt(0).requestFocus(); + child = newParent.getChildAt(0); } else { - parent.getChildAt(0).requestFocus(); + child = parent.getChildAt(0); } + if (child != null) child.requestFocus(); } wasHandled = true; break; @@ -221,17 +229,19 @@ public class FocusHelper { // if there is no next page if (pageIndex < (pageCount - 1)) { newParent = (PagedViewGridLayout) container.getChildAt(pageIndex + 1); - newParent.getChildAt(0).requestFocus(); + child = newParent.getChildAt(0); } else { - parent.getChildAt(widgetCount - 1).requestFocus(); + child = parent.getChildAt(widgetCount - 1); } + if (child != null) child.requestFocus(); } wasHandled = true; break; case KeyEvent.KEYCODE_MOVE_HOME: if (handleKeyEvent) { // Select the first item on this page - parent.getChildAt(0).requestFocus(); + child = parent.getChildAt(0); + if (child != null) child.requestFocus(); } wasHandled = true; break; |