Michael Jurka
421 lines
17 KiB
Java
421 lines
17 KiB
Java
/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.launcher3;
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import android.app.ActionBar;
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import android.app.Activity;
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import android.content.ComponentName;
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import android.content.Intent;
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import android.content.pm.ActivityInfo;
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import android.content.pm.ApplicationInfo;
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import android.content.pm.PackageManager;
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import android.content.pm.ResolveInfo;
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import android.content.res.Resources;
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import android.graphics.Point;
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import android.graphics.Rect;
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import android.graphics.RectF;
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import android.graphics.drawable.Drawable;
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import android.graphics.drawable.LevelListDrawable;
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import android.net.Uri;
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import android.os.Bundle;
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import android.util.Log;
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import android.util.Pair;
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import android.view.LayoutInflater;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.SubMenu;
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import android.view.View;
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import android.view.View.OnClickListener;
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import android.view.ViewGroup;
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import android.view.WindowManager;
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import android.view.animation.DecelerateInterpolator;
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import android.widget.BaseAdapter;
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import android.widget.FrameLayout;
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import android.widget.ImageView;
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import android.widget.LinearLayout;
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import android.widget.ListAdapter;
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import android.widget.SpinnerAdapter;
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import android.widget.TextView;
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import com.android.photos.BitmapRegionTileSource;
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import java.util.ArrayList;
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import java.util.List;
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public class WallpaperPickerActivity extends WallpaperCropActivity {
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private static final String TAG = "Launcher.WallpaperPickerActivity";
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private static final int IMAGE_PICK = 5;
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private static final int PICK_WALLPAPER_THIRD_PARTY_ACTIVITY = 6;
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private ArrayList<Drawable> mThumbs;
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private ArrayList<Integer> mImages;
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private Resources mWallpaperResources;
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private View mSelectedThumb;
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private CropView mCropView;
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private boolean mIgnoreNextTap;
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private OnClickListener mThumbnailOnClickListener;
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private static class ThumbnailMetaData {
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public boolean mLaunchesGallery;
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public Uri mGalleryImageUri;
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public int mWallpaperResId;
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}
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// called by onCreate; this is subclassed to overwrite WallpaperCropActivity
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protected void init() {
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setContentView(R.layout.wallpaper_picker);
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mCropView = (CropView) findViewById(R.id.cropView);
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final View wallpaperStrip = findViewById(R.id.wallpaper_strip);
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mCropView.setTouchCallback(new CropView.TouchCallback() {
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LauncherViewPropertyAnimator mAnim;
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public void onTouchDown() {
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if (mAnim != null) {
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mAnim.cancel();
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}
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if (wallpaperStrip.getTranslationY() == 0) {
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mIgnoreNextTap = true;
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}
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mAnim = new LauncherViewPropertyAnimator(wallpaperStrip);
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mAnim.translationY(wallpaperStrip.getHeight())
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.setInterpolator(new DecelerateInterpolator(0.75f));
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mAnim.start();
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}
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public void onTap() {
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boolean ignoreTap = mIgnoreNextTap;
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mIgnoreNextTap = false;
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if (!ignoreTap) {
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if (mAnim != null) {
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mAnim.cancel();
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}
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mAnim = new LauncherViewPropertyAnimator(wallpaperStrip);
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mAnim.translationY(0).setInterpolator(new DecelerateInterpolator(0.75f));
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mAnim.start();
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}
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}
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});
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mThumbnailOnClickListener = new OnClickListener() {
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public void onClick(View v) {
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if (mSelectedThumb != null) {
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mSelectedThumb.setSelected(false);
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}
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ThumbnailMetaData meta = (ThumbnailMetaData) v.getTag();
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if (!meta.mLaunchesGallery) {
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mSelectedThumb = v;
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v.setSelected(true);
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}
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if (meta.mLaunchesGallery) {
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Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
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intent.setType("image/*");
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Utilities.startActivityForResultSafely(
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WallpaperPickerActivity.this, intent, IMAGE_PICK);
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} else if (meta.mGalleryImageUri != null) {
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mCropView.setTileSource(new BitmapRegionTileSource(WallpaperPickerActivity.this,
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meta.mGalleryImageUri, 1024, 0), null);
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mCropView.setTouchEnabled(true);
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} else {
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BitmapRegionTileSource source = new BitmapRegionTileSource(mWallpaperResources,
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WallpaperPickerActivity.this, meta.mWallpaperResId, 1024, 0);
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mCropView.setTileSource(source, null);
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Point wallpaperSize = WallpaperCropActivity.getDefaultWallpaperSize(
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getResources(), getWindowManager());
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RectF crop = WallpaperCropActivity.getMaxCropRect(
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source.getImageWidth(), source.getImageHeight(),
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wallpaperSize.x, wallpaperSize.y);
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mCropView.setScale(wallpaperSize.x / crop.width());
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mCropView.setTouchEnabled(false);
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}
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}
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};
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// Populate the built-in wallpapers
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findWallpapers();
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LinearLayout wallpapers = (LinearLayout) findViewById(R.id.wallpaper_list);
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ImageAdapter ia = new ImageAdapter(this);
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for (int i = 0; i < ia.getCount(); i++) {
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FrameLayout thumbnail = (FrameLayout) ia.getView(i, null, wallpapers);
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wallpapers.addView(thumbnail, i);
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ThumbnailMetaData meta = new ThumbnailMetaData();
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meta.mWallpaperResId = mImages.get(i);
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thumbnail.setTag(meta);
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thumbnail.setOnClickListener(mThumbnailOnClickListener);
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if (i == 0) {
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mThumbnailOnClickListener.onClick(thumbnail);
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}
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}
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// Add a tile for the Gallery
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FrameLayout galleryThumbnail = (FrameLayout) getLayoutInflater().
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inflate(R.layout.wallpaper_picker_gallery_item, wallpapers, false);
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setWallpaperItemPaddingToZero(galleryThumbnail);
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TextView galleryLabel =
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(TextView) galleryThumbnail.findViewById(R.id.wallpaper_item_label);
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galleryLabel.setText(R.string.gallery);
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wallpapers.addView(galleryThumbnail, 0);
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ThumbnailMetaData meta = new ThumbnailMetaData();
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meta.mLaunchesGallery = true;
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galleryThumbnail.setTag(meta);
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galleryThumbnail.setOnClickListener(mThumbnailOnClickListener);
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// Action bar
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// Show the custom action bar view
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final ActionBar actionBar = getActionBar();
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actionBar.setCustomView(R.layout.actionbar_set_wallpaper);
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actionBar.getCustomView().setOnClickListener(
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new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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ThumbnailMetaData meta = (ThumbnailMetaData) mSelectedThumb.getTag();
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if (meta.mLaunchesGallery) {
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// shouldn't be selected, but do nothing
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} else if (meta.mGalleryImageUri != null) {
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boolean finishActivityWhenDone = true;
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cropImageAndSetWallpaper(meta.mGalleryImageUri, finishActivityWhenDone);
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} else if (meta.mWallpaperResId != 0) {
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boolean finishActivityWhenDone = true;
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cropImageAndSetWallpaper(mWallpaperResources,
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meta.mWallpaperResId, finishActivityWhenDone);
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}
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}
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});
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}
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protected void onActivityResult(int requestCode, int resultCode, Intent data) {
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if (requestCode == IMAGE_PICK && resultCode == RESULT_OK) {
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Uri uri = data.getData();
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// Add a tile for the image picked from Gallery
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LinearLayout wallpapers = (LinearLayout) findViewById(R.id.wallpaper_list);
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FrameLayout pickedImageThumbnail = (FrameLayout) getLayoutInflater().
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inflate(R.layout.wallpaper_picker_item, wallpapers, false);
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setWallpaperItemPaddingToZero(pickedImageThumbnail);
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// Load the thumbnail
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ImageView image = (ImageView) pickedImageThumbnail.findViewById(R.id.wallpaper_image);
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Resources res = getResources();
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int width = res.getDimensionPixelSize(R.dimen.wallpaperThumbnailWidth);
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int height = res.getDimensionPixelSize(R.dimen.wallpaperThumbnailHeight);
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BitmapCropTask cropTask =
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new BitmapCropTask(uri, null, width, height, false, true, null);
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Point bounds = cropTask.getImageBounds();
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RectF cropRect = WallpaperCropActivity.getMaxCropRect(
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bounds.x, bounds.y, width, height);
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cropTask.setCropBounds(cropRect);
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if (cropTask.cropBitmap()) {
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image.setImageBitmap(cropTask.getCroppedBitmap());
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Drawable thumbDrawable = image.getDrawable();
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thumbDrawable.setDither(true);
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} else {
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Log.e(TAG, "Error loading thumbnail for uri=" + uri);
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}
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wallpapers.addView(pickedImageThumbnail, 0);
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ThumbnailMetaData meta = new ThumbnailMetaData();
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meta.mGalleryImageUri = uri;
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pickedImageThumbnail.setTag(meta);
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pickedImageThumbnail.setOnClickListener(mThumbnailOnClickListener);
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mThumbnailOnClickListener.onClick(pickedImageThumbnail);
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} else if (requestCode == PICK_WALLPAPER_THIRD_PARTY_ACTIVITY) {
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// No result code is returned; just return
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setResult(RESULT_OK);
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finish();
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}
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}
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private static void setWallpaperItemPaddingToZero(FrameLayout frameLayout) {
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frameLayout.setPadding(0, 0, 0, 0);
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frameLayout.setForeground(new ZeroPaddingDrawable(frameLayout.getForeground()));
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}
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public boolean onMenuItemSelected(int featureId, MenuItem item) {
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if (item.getIntent() == null) {
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return super.onMenuItemSelected(featureId, item);
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} else {
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Utilities.startActivityForResultSafely(
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this, item.getIntent(), PICK_WALLPAPER_THIRD_PARTY_ACTIVITY);
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return true;
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}
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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final Intent pickWallpaperIntent = new Intent(Intent.ACTION_SET_WALLPAPER);
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final PackageManager pm = getPackageManager();
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final List<ResolveInfo> apps =
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pm.queryIntentActivities(pickWallpaperIntent, 0);
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SubMenu sub = menu.addSubMenu("Other\u2026"); // TODO: what's the better way to do this?
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sub.getItem().setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS);
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// Get list of image picker intents
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Intent pickImageIntent = new Intent(Intent.ACTION_GET_CONTENT);
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pickImageIntent.setType("image/*");
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final List<ResolveInfo> imagePickerActivities =
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pm.queryIntentActivities(pickImageIntent, 0);
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final ComponentName[] imageActivities = new ComponentName[imagePickerActivities.size()];
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for (int i = 0; i < imagePickerActivities.size(); i++) {
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ActivityInfo activityInfo = imagePickerActivities.get(i).activityInfo;
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imageActivities[i] = new ComponentName(activityInfo.packageName, activityInfo.name);
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}
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outerLoop:
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for (ResolveInfo info : apps) {
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final ComponentName itemComponentName =
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new ComponentName(info.activityInfo.packageName, info.activityInfo.name);
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final String itemPackageName = itemComponentName.getPackageName();
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// Exclude anything from our own package, and the old Launcher
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if (itemPackageName.equals(getPackageName()) ||
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itemPackageName.equals("com.android.launcher")) {
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continue;
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}
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// Exclude any package that already responds to the image picker intent
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for (ResolveInfo imagePickerActivityInfo : imagePickerActivities) {
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if (itemPackageName.equals(
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imagePickerActivityInfo.activityInfo.packageName)) {
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continue outerLoop;
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}
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}
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MenuItem mi = sub.add(info.loadLabel(pm));
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Intent launchIntent = new Intent(Intent.ACTION_SET_WALLPAPER);
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launchIntent.setComponent(itemComponentName);
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mi.setIntent(launchIntent);
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Drawable icon = info.loadIcon(pm);
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if (icon != null) {
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mi.setIcon(icon);
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}
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}
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return super.onCreateOptionsMenu(menu);
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}
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private void findWallpapers() {
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mThumbs = new ArrayList<Drawable>(24);
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mImages = new ArrayList<Integer>(24);
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Pair<ApplicationInfo, Integer> r = getWallpaperArrayResourceId();
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if (r != null) {
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try {
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mWallpaperResources = getPackageManager().getResourcesForApplication(r.first);
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addWallpapers(mWallpaperResources, r.first.packageName, r.second);
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} catch (PackageManager.NameNotFoundException e) {
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}
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}
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}
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public Pair<ApplicationInfo, Integer> getWallpaperArrayResourceId() {
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// Context.getPackageName() may return the "original" package name,
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// com.android.launcher3; Resources needs the real package name,
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// com.android.launcher3. So we ask Resources for what it thinks the
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// package name should be.
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final String packageName = getResources().getResourcePackageName(R.array.wallpapers);
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try {
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ApplicationInfo info = getPackageManager().getApplicationInfo(packageName, 0);
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return new Pair<ApplicationInfo, Integer>(info, R.array.wallpapers);
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} catch (PackageManager.NameNotFoundException e) {
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return null;
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}
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}
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private void addWallpapers(Resources resources, String packageName, int listResId) {
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final String[] extras = resources.getStringArray(listResId);
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for (String extra : extras) {
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int res = resources.getIdentifier(extra, "drawable", packageName);
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if (res != 0) {
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final int thumbRes = resources.getIdentifier(extra + "_small",
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"drawable", packageName);
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if (thumbRes != 0) {
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mThumbs.add(resources.getDrawable(thumbRes));
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mImages.add(res);
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// Log.d(TAG, "add: [" + packageName + "]: " + extra + " (" + res + ")");
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}
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}
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}
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}
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static class ZeroPaddingDrawable extends LevelListDrawable {
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public ZeroPaddingDrawable(Drawable d) {
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super();
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addLevel(0, 0, d);
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setLevel(0);
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}
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@Override
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public boolean getPadding(Rect padding) {
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padding.set(0, 0, 0, 0);
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return true;
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}
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}
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private class ImageAdapter extends BaseAdapter implements ListAdapter, SpinnerAdapter {
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private LayoutInflater mLayoutInflater;
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ImageAdapter(Activity activity) {
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mLayoutInflater = activity.getLayoutInflater();
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}
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public int getCount() {
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return mThumbs.size();
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}
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public Object getItem(int position) {
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return position;
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}
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public long getItemId(int position) {
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return position;
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}
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public View getView(int position, View convertView, ViewGroup parent) {
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View view;
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if (convertView == null) {
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view = mLayoutInflater.inflate(R.layout.wallpaper_picker_item, parent, false);
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} else {
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view = convertView;
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}
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setWallpaperItemPaddingToZero((FrameLayout) view);
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ImageView image = (ImageView) view.findViewById(R.id.wallpaper_image);
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Drawable thumbDrawable = mThumbs.get(position);
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if (thumbDrawable != null) {
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image.setImageDrawable(thumbDrawable);
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thumbDrawable.setDither(true);
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} else {
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Log.e(TAG, "Error decoding thumbnail for wallpaper #" + position);
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}
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return view;
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}
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}
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}
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