1 files changed, 109 insertions, 0 deletions
diff --git a/src/com/android/launcher3/LauncherAccessibilityDelegate.java b/src/com/android/launcher3/LauncherAccessibilityDelegate.java
new file mode 100644
index 000000000..c9e277e4c
--- /dev/null
+++ b/src/com/android/launcher3/LauncherAccessibilityDelegate.java
@@ -0,0 +1,109 @@
+package com.android.launcher3;
+
+import android.annotation.TargetApi;
+import android.os.Build;
+import android.os.Bundle;
+import android.util.SparseArray;
+import android.view.View;
+import android.view.View.AccessibilityDelegate;
+import android.view.accessibility.AccessibilityNodeInfo;
+import android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction;
+
+import com.android.launcher3.LauncherModel.ScreenPosProvider;
+
+import java.util.ArrayList;
+
+@TargetApi(Build.VERSION_CODES.LOLLIPOP)
+public class LauncherAccessibilityDelegate extends AccessibilityDelegate {
+
+    public static final int REMOVE = R.id.action_remove;
+    public static final int INFO = R.id.action_info;
+    public static final int UNINSTALL = R.id.action_uninstall;
+    public static final int ADD_TO_WORKSPACE = R.id.action_add_to_workspace;
+
+    private final SparseArray<AccessibilityAction> mActions =
+            new SparseArray<AccessibilityAction>();
+    private final Launcher mLauncher;
+
+    public LauncherAccessibilityDelegate(Launcher launcher) {
+        mLauncher = launcher;
+
+        mActions.put(REMOVE, new AccessibilityAction(REMOVE,
+                launcher.getText(R.string.delete_target_label)));
+        mActions.put(INFO, new AccessibilityAction(INFO,
+                launcher.getText(R.string.info_target_label)));
+        mActions.put(UNINSTALL, new AccessibilityAction(UNINSTALL,
+                launcher.getText(R.string.delete_target_uninstall_label)));
+        mActions.put(ADD_TO_WORKSPACE, new AccessibilityAction(ADD_TO_WORKSPACE,
+                launcher.getText(R.string.action_add_to_workspace)));
+    }
+
+    @Override
+    public void onInitializeAccessibilityNodeInfo(View host, AccessibilityNodeInfo info) {
+        super.onInitializeAccessibilityNodeInfo(host, info);
+        if (!(host.getTag() instanceof ItemInfo)) return;
+        ItemInfo item = (ItemInfo) host.getTag();
+
+        if ((item instanceof ShortcutInfo)
+                || (item instanceof LauncherAppWidgetInfo)
+                || (item instanceof FolderInfo)) {
+            // Workspace shortcut / widget
+            info.addAction(mActions.get(REMOVE));
+        } else if ((item instanceof AppInfo) || (item instanceof PendingAddItemInfo)) {
+            // App or Widget from customization tray
+            if (item instanceof AppInfo) {
+                info.addAction(mActions.get(UNINSTALL));
+            }
+            info.addAction(mActions.get(INFO));
+            info.addAction(mActions.get(ADD_TO_WORKSPACE));
+        }
+    }
+
+    @Override
+    public boolean performAccessibilityAction(View host, int action, Bundle args) {
+        if ((host.getTag() instanceof ItemInfo)
+                && performAction(host, (ItemInfo) host.getTag(), action)) {
+            return true;
+        }
+        return super.performAccessibilityAction(host, action, args);
+    }
+
+    public boolean performAction(View host, ItemInfo item, int action) {
+        if (action == REMOVE) {
+            return DeleteDropTarget.removeWorkspaceOrFolderItem(mLauncher, item, host);
+        } else if (action == INFO) {
+            InfoDropTarget.startDetailsActivityForInfo(item, mLauncher);
+            return true;
+        } else if (action == UNINSTALL) {
+            DeleteDropTarget.uninstallApp(mLauncher, (AppInfo) item);
+            return true;
+        } else if (action == ADD_TO_WORKSPACE) {
+            final int preferredPage = mLauncher.getWorkspace().getCurrentPage();
+            final ScreenPosProvider screenProvider = new ScreenPosProvider() {
+
+                @Override
+                public int getScreenIndex(ArrayList<Long> screenIDs) {
+                    return preferredPage;
+                }
+            };
+            if (item instanceof AppInfo) {
+                final ArrayList<ItemInfo> addShortcuts = new ArrayList<ItemInfo>();
+                addShortcuts.add(((AppInfo) item).makeShortcut());
+                mLauncher.showWorkspace(true, new Runnable() {
+
+                    @Override
+                    public void run() {
+                        mLauncher.getModel().addAndBindAddedWorkspaceApps(
+                                mLauncher, addShortcuts, screenProvider, 0, true);
+                    }
+                });
+                return true;
+            } else if (item instanceof PendingAddItemInfo) {
+                mLauncher.getModel().addAndBindPendingItem(
+                        mLauncher, (PendingAddItemInfo) item, screenProvider, 0);
+                return true;
+            }
+        }
+        return false;
+    }
+}