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Requiring key chord to delete icons and folders on the workspace

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- Also fixing case where the all apps button to search for more apps
  was not focusable

Bug: 20639227
Change-Id: Ie4d9092e654d3cafc0eb346b3bb744ec3e295e92
This commit is contained in:
Winson
2015-09-14 12:01:13 -07:00
committed by Winson Chung
parent 787e3fbcaf
commit fa56b3f2f1
6 changed files with 74 additions and 32 deletions
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46
src/com/android/launcher3/FocusHelper.java
View File

@@ -72,7 +72,6 @@ public class FocusHelper {
KeyEvent.keyCodeToString(keyCode)));
}
if (!(v.getParent() instanceof ShortcutAndWidgetContainer)) {
if (LauncherAppState.isDogfoodBuild()) {
throw new IllegalStateException("Parent of the focused item is not supported.");
@@ -195,10 +194,11 @@ public class FocusHelper {
}
// Initialize the variables.
final Workspace workspace = (Workspace) v.getRootView().findViewById(R.id.workspace);
final ShortcutAndWidgetContainer hotseatParent = (ShortcutAndWidgetContainer) v.getParent();
final CellLayout hotseatLayout = (CellLayout) hotseatParent.getParent();
Workspace workspace = (Workspace) v.getRootView().findViewById(R.id.workspace);
final ItemInfo itemInfo = (ItemInfo) v.getTag();
int pageIndex = workspace.getNextPage();
int pageCount = workspace.getChildCount();
int countX = -1;
@@ -240,9 +240,14 @@ public class FocusHelper {
} else if (keyCode == KeyEvent.KEYCODE_DPAD_RIGHT &&
profile.isVerticalBarLayout()) {
keyCode = KeyEvent.KEYCODE_PAGE_DOWN;
} else if (keyCode == KeyEvent.KEYCODE_DEL || keyCode == KeyEvent.KEYCODE_FORWARD_DEL) {
ItemInfo info = (ItemInfo) v.getTag();
launcher.removeItem(v, info, true /* deleteFromDb */);
} else if (isUninstallKeyChord(e)) {
matrix = FocusLogic.createSparseMatrix(iconLayout);
if (UninstallDropTarget.supportsDrop(launcher, itemInfo)) {
UninstallDropTarget.startUninstallActivity(launcher, itemInfo);
}
} else if (isDeleteKeyChord(e)) {
matrix = FocusLogic.createSparseMatrix(iconLayout);
launcher.removeItem(v, null, itemInfo, true /* deleteFromDb */);
} else {
// For other KEYCODE_DPAD_LEFT and KEYCODE_DPAD_RIGHT navigation, do not use the
// matrix extended with hotseat.
@@ -304,6 +309,7 @@ public class FocusHelper {
final ViewGroup tabs = (ViewGroup) dragLayer.findViewById(R.id.search_drop_target_bar);
final Hotseat hotseat = (Hotseat) dragLayer.findViewById(R.id.hotseat);
final ItemInfo itemInfo = (ItemInfo) v.getTag();
final int iconIndex = parent.indexOfChild(v);
final int pageIndex = workspace.indexOfChild(iconLayout);
final int pageCount = workspace.getChildCount();
@@ -328,10 +334,14 @@ public class FocusHelper {
profile.inv.hotseatAllAppsRank,
!hotseat.hasIcons() /* ignore all apps icon, unless there are no other icons */);
countX = countX + 1;
} else if (keyCode == KeyEvent.KEYCODE_DEL || keyCode == KeyEvent.KEYCODE_FORWARD_DEL) {
ItemInfo info = (ItemInfo) v.getTag();
launcher.removeItem(v, info, true /* deleteFromDb */);
return consume;
} else if (isUninstallKeyChord(e)) {
matrix = FocusLogic.createSparseMatrix(iconLayout);
if (UninstallDropTarget.supportsDrop(launcher, itemInfo)) {
UninstallDropTarget.startUninstallActivity(launcher, itemInfo);
}
} else if (isDeleteKeyChord(e)) {
matrix = FocusLogic.createSparseMatrix(iconLayout);
launcher.removeItem(v, null, itemInfo, true /* deleteFromDb */);
} else {
matrix = FocusLogic.createSparseMatrix(iconLayout);
}
@@ -461,4 +471,22 @@ public class FocusHelper {
break;
}
}
/**
* Returns whether the key event represents a valid uninstall key chord.
*/
private static boolean isUninstallKeyChord(KeyEvent event) {
int keyCode = event.getKeyCode();
return (keyCode == KeyEvent.KEYCODE_DEL || keyCode == KeyEvent.KEYCODE_FORWARD_DEL) &&
event.hasModifiers(KeyEvent.META_CTRL_ON | KeyEvent.META_SHIFT_ON);
}
/**
* Returns whether the key event represents a valid delete key chord.
*/
private static boolean isDeleteKeyChord(KeyEvent event) {
int keyCode = event.getKeyCode();
return (keyCode == KeyEvent.KEYCODE_DEL || keyCode == KeyEvent.KEYCODE_FORWARD_DEL) &&
event.hasModifiers(KeyEvent.META_CTRL_ON);
}
}