Revert "Adding support for hiding widgets from the widget tray and reconfiguring widgets"

This reverts commit b29a5fa55ce3b84dd1829688db8522d5e68ffc44.

Reason for revert: Temporary revert for build.

Change-Id: I58045ad1ce28d398a5216ba4fbbcdba1196942ec
diff --git a/src/com/android/launcher3/InfoDropTarget.java b/src/com/android/launcher3/InfoDropTarget.java
new file mode 100644
index 0000000..e52fd76
--- /dev/null
+++ b/src/com/android/launcher3/InfoDropTarget.java
@@ -0,0 +1,120 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.launcher3;
+
+import android.content.ActivityNotFoundException;
+import android.content.ComponentName;
+import android.content.Context;
+import android.graphics.Rect;
+import android.os.Bundle;
+import android.provider.Settings;
+import android.util.AttributeSet;
+import android.util.Log;
+import android.widget.Toast;
+
+import com.android.launcher3.accessibility.LauncherAccessibilityDelegate;
+import com.android.launcher3.compat.LauncherAppsCompat;
+import com.android.launcher3.util.Themes;
+
+public class InfoDropTarget extends UninstallDropTarget {
+
+    private static final String TAG = "InfoDropTarget";
+
+    public InfoDropTarget(Context context, AttributeSet attrs) {
+        this(context, attrs, 0);
+    }
+
+    public InfoDropTarget(Context context, AttributeSet attrs, int defStyle) {
+        super(context, attrs, defStyle);
+    }
+
+    @Override
+    protected void setupUi() {
+        // Get the hover color
+        mHoverColor = Themes.getColorAccent(getContext());
+        setDrawable(R.drawable.ic_info_shadow);
+    }
+
+    @Override
+    protected ComponentName performDropAction(ItemInfo item) {
+        return performDropAction(mLauncher, item, null, null);
+    }
+
+    /**
+     * @return Whether the activity was started.
+     */
+    public static boolean startDetailsActivityForInfo(
+            ItemInfo info, Launcher launcher, Rect sourceBounds, Bundle opts) {
+        return performDropAction(launcher, info, sourceBounds, opts) != null;
+    }
+
+    /**
+     * Performs the drop action and returns the target component for the dragObject or null if
+     * the action was not performed.
+     */
+    private static ComponentName performDropAction(Context context, ItemInfo info,
+            Rect sourceBounds, Bundle opts) {
+        if (info instanceof PromiseAppInfo) {
+            PromiseAppInfo promiseAppInfo = (PromiseAppInfo) info;
+            context.startActivity(promiseAppInfo.getMarketIntent(context));
+            return null;
+        }
+        ComponentName componentName = null;
+        if (info instanceof AppInfo) {
+            componentName = ((AppInfo) info).componentName;
+        } else if (info instanceof ShortcutInfo) {
+            componentName = info.getTargetComponent();
+        } else if (info instanceof PendingAddItemInfo) {
+            componentName = ((PendingAddItemInfo) info).componentName;
+        } else if (info instanceof LauncherAppWidgetInfo) {
+            componentName = ((LauncherAppWidgetInfo) info).providerName;
+        }
+        if (componentName != null) {
+            try {
+                LauncherAppsCompat.getInstance(context)
+                        .showAppDetailsForProfile(componentName, info.user, sourceBounds, opts);
+                return componentName;
+            } catch (SecurityException | ActivityNotFoundException e) {
+                Toast.makeText(context, R.string.activity_not_found, Toast.LENGTH_SHORT).show();
+                Log.e(TAG, "Unable to launch settings", e);
+            }
+        }
+        return null;
+    }
+
+    @Override
+    public int getAccessibilityAction() {
+        return LauncherAccessibilityDelegate.INFO;
+    }
+
+    @Override
+    protected boolean supportsDrop(ItemInfo info) {
+        // Only show the App Info drop target if developer settings are enabled.
+        boolean developmentSettingsEnabled = Settings.Global.getInt(
+                getContext().getContentResolver(),
+                Settings.Global.DEVELOPMENT_SETTINGS_ENABLED, 0) == 1;
+        if (!developmentSettingsEnabled) {
+            return false;
+        }
+        return info.itemType != LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT &&
+                (info instanceof AppInfo ||
+                (info instanceof ShortcutInfo && !((ShortcutInfo) info).isPromise()) ||
+                (info instanceof LauncherAppWidgetInfo &&
+                        ((LauncherAppWidgetInfo) info).restoreStatus == 0) ||
+                info instanceof PendingAddItemInfo);
+    }
+}