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

This reverts commit f502e5faecbd460ad3b8258168c5812cbaa34c4e.

Reason for revert: Reverting post-build

Change-Id: I09eb292dbbbe37ffaf3abc477aa2ddb5700093b8

1 files changed, 0 insertions, 218 deletions

diff --git a/src/com/android/launcher3/UninstallDropTarget.java b/src/com/android/launcher3/UninstallDropTarget.java
deleted file mode 100644
index 68a441ad9..000000000
--- a/src/com/android/launcher3/UninstallDropTarget.java
+++ /dev/null
@@ -1,218 +0,0 @@
-package com.android.launcher3;
-
-import static com.android.launcher3.ItemInfoWithIcon.FLAG_SYSTEM_MASK;
-import static com.android.launcher3.ItemInfoWithIcon.FLAG_SYSTEM_NO;
-
-import android.content.ComponentName;
-import android.content.Context;
-import android.content.Intent;
-import android.content.pm.ApplicationInfo;
-import android.content.pm.LauncherActivityInfo;
-import android.content.pm.PackageManager;
-import android.net.Uri;
-import android.os.Bundle;
-import android.os.UserHandle;
-import android.os.UserManager;
-import android.util.ArrayMap;
-import android.util.AttributeSet;
-import android.util.Log;
-import android.view.View;
-import android.widget.Toast;
-
-import com.android.launcher3.Launcher.OnResumeCallback;
-import com.android.launcher3.accessibility.LauncherAccessibilityDelegate;
-import com.android.launcher3.compat.LauncherAppsCompat;
-import com.android.launcher3.dragndrop.DragOptions;
-import com.android.launcher3.userevent.nano.LauncherLogProto.Target;
-
-import java.net.URISyntaxException;
-
-public class UninstallDropTarget extends ButtonDropTarget implements OnAlarmListener {
-
-    private static final String TAG = "UninstallDropTarget";
-
-    private static final long CACHE_EXPIRE_TIMEOUT = 5000;
-    private final ArrayMap<UserHandle, Boolean> mUninstallDisabledCache = new ArrayMap<>(1);
-
-    private final Alarm mCacheExpireAlarm;
-
-    public UninstallDropTarget(Context context, AttributeSet attrs) {
-        this(context, attrs, 0);
-    }
-
-    public UninstallDropTarget(Context context, AttributeSet attrs, int defStyle) {
-        super(context, attrs, defStyle);
-
-        mCacheExpireAlarm = new Alarm();
-        mCacheExpireAlarm.setOnAlarmListener(this);
-    }
-
-    @Override
-    protected void onFinishInflate() {
-        super.onFinishInflate();
-        setupUi();
-    }
-
-    protected void setupUi() {
-        // Get the hover color
-        mHoverColor = getResources().getColor(R.color.uninstall_target_hover_tint);
-        setDrawable(R.drawable.ic_uninstall_shadow);
-    }
-
-    @Override
-    public void onAlarm(Alarm alarm) {
-        mUninstallDisabledCache.clear();
-    }
-
-    @Override
-    public int getAccessibilityAction() {
-        return LauncherAccessibilityDelegate.UNINSTALL;
-    }
-
-    @Override
-    protected boolean supportsDrop(ItemInfo info) {
-        Boolean uninstallDisabled = mUninstallDisabledCache.get(info.user);
-        if (uninstallDisabled == null) {
-            UserManager userManager =
-                    (UserManager) getContext().getSystemService(Context.USER_SERVICE);
-            Bundle restrictions = userManager.getUserRestrictions(info.user);
-            uninstallDisabled = restrictions.getBoolean(UserManager.DISALLOW_APPS_CONTROL, false)
-                    || restrictions.getBoolean(UserManager.DISALLOW_UNINSTALL_APPS, false);
-            mUninstallDisabledCache.put(info.user, uninstallDisabled);
-        }
-        // Cancel any pending alarm and set cache expiry after some time
-        mCacheExpireAlarm.setAlarm(CACHE_EXPIRE_TIMEOUT);
-        if (uninstallDisabled) {
-            return false;
-        }
-
-        if (info instanceof ItemInfoWithIcon) {
-            ItemInfoWithIcon iconInfo = (ItemInfoWithIcon) info;
-            if ((iconInfo.runtimeStatusFlags & FLAG_SYSTEM_MASK) != 0) {
-                return (iconInfo.runtimeStatusFlags & FLAG_SYSTEM_NO) != 0;
-            }
-        }
-        return getUninstallTarget(info) != null;
-    }
-
-    /**
-     * @return the component name that should be uninstalled or null.
-     */
-    private ComponentName getUninstallTarget(ItemInfo item) {
-        Intent intent = null;
-        UserHandle user = null;
-        if (item != null &&
-                item.itemType == LauncherSettings.BaseLauncherColumns.ITEM_TYPE_APPLICATION) {
-            intent = item.getIntent();
-            user = item.user;
-        }
-        if (intent != null) {
-            LauncherActivityInfo info = LauncherAppsCompat.getInstance(mLauncher)
-                    .resolveActivity(intent, user);
-            if (info != null
-                    && (info.getApplicationInfo().flags & ApplicationInfo.FLAG_SYSTEM) == 0) {
-                return info.getComponentName();
-            }
-        }
-        return null;
-    }
-
-    @Override
-    public void onDrop(DragObject d, DragOptions options) {
-        // Defer onComplete
-        d.dragSource = new DeferredOnComplete(d.dragSource, getContext());
-        super.onDrop(d, options);
-    }
-
-    @Override
-    public void completeDrop(final DragObject d) {
-        ComponentName target = performDropAction(d.dragInfo);
-        if (d.dragSource instanceof DeferredOnComplete) {
-            DeferredOnComplete deferred = (DeferredOnComplete) d.dragSource;
-            if (target != null) {
-                deferred.mPackageName = target.getPackageName();
-                mLauncher.setOnResumeCallback(deferred);
-            } else {
-                deferred.sendFailure();
-            }
-        }
-    }
-
-    /**
-     * Performs the drop action and returns the target component for the dragObject or null if
-     * the action was not performed.
-     */
-    protected ComponentName performDropAction(ItemInfo info) {
-        ComponentName cn = getUninstallTarget(info);
-        if (cn == null) {
-            // System applications cannot be installed. For now, show a toast explaining that.
-            // We may give them the option of disabling apps this way.
-            Toast.makeText(mLauncher, R.string.uninstall_system_app_text, Toast.LENGTH_SHORT).show();
-            return null;
-        }
-        try {
-            Intent i = Intent.parseUri(mLauncher.getString(R.string.delete_package_intent), 0)
-                    .setData(Uri.fromParts("package", cn.getPackageName(), cn.getClassName()))
-                    .putExtra(Intent.EXTRA_USER, info.user);
-            mLauncher.startActivity(i);
-            return cn;
-        } catch (URISyntaxException e) {
-            Log.e(TAG, "Failed to parse intent to start uninstall activity for item=" + info);
-            return null;
-        }
-    }
-
-    @Override
-    public void onAccessibilityDrop(View view, ItemInfo item) {
-        performDropAction(item);
-    }
-
-    /**
-     * A wrapper around {@link DragSource} which delays the {@link #onDropCompleted} action until
-     * {@link #onLauncherResume}
-     */
-    private class DeferredOnComplete implements DragSource, OnResumeCallback {
-
-        private final DragSource mOriginal;
-        private final Context mContext;
-
-        private String mPackageName;
-        private DragObject mDragObject;
-
-        public DeferredOnComplete(DragSource original, Context context) {
-            mOriginal = original;
-            mContext = context;
-        }
-
-        @Override
-        public void onDropCompleted(View target, DragObject d,
-                boolean success) {
-            mDragObject = d;
-        }
-
-        @Override
-        public void fillInLogContainerData(View v, ItemInfo info, Target target,
-                Target targetParent) {
-            mOriginal.fillInLogContainerData(v, info, target, targetParent);
-        }
-
-        @Override
-        public void onLauncherResume() {
-            // We use MATCH_UNINSTALLED_PACKAGES as the app can be on SD card as well.
-            if (LauncherAppsCompat.getInstance(mContext)
-                    .getApplicationInfo(mPackageName, PackageManager.MATCH_UNINSTALLED_PACKAGES,
-                            mDragObject.dragInfo.user) == null) {
-                mDragObject.dragSource = mOriginal;
-                mOriginal.onDropCompleted(UninstallDropTarget.this, mDragObject, true);
-            } else {
-                sendFailure();
-            }
-        }
-
-        public void sendFailure() {
-            mDragObject.dragSource = mOriginal;
-            mDragObject.cancelled = true;
-            mOriginal.onDropCompleted(UninstallDropTarget.this, mDragObject, false);
-        }
-    }
-}