| /* |
| * 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.ComponentName; |
| import android.content.Context; |
| import android.content.res.ColorStateList; |
| import android.content.res.Configuration; |
| import android.content.res.Resources; |
| import android.graphics.drawable.TransitionDrawable; |
| import android.util.AttributeSet; |
| import android.view.View; |
| import android.view.ViewGroup; |
| |
| import com.android.launcher3.compat.UserHandleCompat; |
| |
| public class InfoDropTarget extends ButtonDropTarget { |
| |
| private ColorStateList mOriginalTextColor; |
| private TransitionDrawable mDrawable; |
| |
| 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 onFinishInflate() { |
| super.onFinishInflate(); |
| |
| mOriginalTextColor = getTextColors(); |
| |
| // Get the hover color |
| Resources r = getResources(); |
| mHoverColor = r.getColor(R.color.info_target_hover_tint); |
| mDrawable = (TransitionDrawable) getCurrentDrawable(); |
| |
| if (mDrawable == null) { |
| // TODO: investigate why this is ever happening. Presently only on one known device. |
| mDrawable = (TransitionDrawable) r.getDrawable(R.drawable.info_target_selector); |
| setCompoundDrawablesRelativeWithIntrinsicBounds(mDrawable, null, null, null); |
| } |
| |
| if (null != mDrawable) { |
| mDrawable.setCrossFadeEnabled(true); |
| } |
| |
| // Remove the text in the Phone UI in landscape |
| int orientation = getResources().getConfiguration().orientation; |
| if (orientation == Configuration.ORIENTATION_LANDSCAPE) { |
| if (!LauncherAppState.getInstance().isScreenLarge()) { |
| setText(""); |
| } |
| } |
| } |
| |
| @Override |
| public boolean acceptDrop(DragObject d) { |
| // acceptDrop is called just before onDrop. We do the work here, rather than |
| // in onDrop, because it allows us to reject the drop (by returning false) |
| // so that the object being dragged isn't removed from the drag source. |
| |
| startDetailsActivityForInfo(d.dragInfo, mLauncher); |
| // There is no post-drop animation, so clean up the DragView now |
| d.deferDragViewCleanupPostAnimation = false; |
| return false; |
| } |
| |
| public static void startDetailsActivityForInfo(Object info, Launcher launcher) { |
| ComponentName componentName = null; |
| if (info instanceof AppInfo) { |
| componentName = ((AppInfo) info).componentName; |
| } else if (info instanceof ShortcutInfo) { |
| componentName = ((ShortcutInfo) info).intent.getComponent(); |
| } else if (info instanceof PendingAddItemInfo) { |
| componentName = ((PendingAddItemInfo) info).componentName; |
| } |
| final UserHandleCompat user; |
| if (info instanceof ItemInfo) { |
| user = ((ItemInfo) info).user; |
| } else { |
| user = UserHandleCompat.myUserHandle(); |
| } |
| |
| if (componentName != null) { |
| launcher.startApplicationDetailsActivity(componentName, user); |
| } |
| } |
| |
| @Override |
| public void onDragStart(DragSource source, Object info, int dragAction) { |
| boolean isVisible = true; |
| |
| // Hide this button unless we are dragging something from AllApps |
| if (!source.supportsAppInfoDropTarget()) { |
| isVisible = false; |
| } |
| |
| mActive = isVisible; |
| mDrawable.resetTransition(); |
| setTextColor(mOriginalTextColor); |
| ((ViewGroup) getParent()).setVisibility(isVisible ? View.VISIBLE : View.GONE); |
| } |
| |
| @Override |
| public void onDragEnd() { |
| super.onDragEnd(); |
| mActive = false; |
| } |
| |
| public void onDragEnter(DragObject d) { |
| super.onDragEnter(d); |
| |
| mDrawable.startTransition(mTransitionDuration); |
| setTextColor(mHoverColor); |
| } |
| |
| public void onDragExit(DragObject d) { |
| super.onDragExit(d); |
| |
| if (!d.dragComplete) { |
| mDrawable.resetTransition(); |
| setTextColor(mOriginalTextColor); |
| } |
| } |
| } |