Winson Chung
871 lines
37 KiB
Java
871 lines
37 KiB
Java
/*
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* Copyright (C) 2011 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.launcher2;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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import android.animation.Animator;
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import android.animation.AnimatorListenerAdapter;
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import android.animation.ObjectAnimator;
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import android.animation.PropertyValuesHolder;
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import android.appwidget.AppWidgetManager;
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import android.appwidget.AppWidgetProviderInfo;
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import android.content.ComponentName;
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import android.content.Context;
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import android.content.Intent;
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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.content.res.TypedArray;
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import android.graphics.Bitmap;
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import android.graphics.Bitmap.Config;
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import android.graphics.Canvas;
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import android.graphics.Rect;
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import android.graphics.drawable.Drawable;
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import android.util.AttributeSet;
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import android.util.Log;
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import android.util.LruCache;
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import android.view.Gravity;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.animation.DecelerateInterpolator;
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import android.view.animation.LinearInterpolator;
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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.TextView;
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import com.android.launcher.R;
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public class AppsCustomizePagedView extends PagedViewWithDraggableItems implements
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AllAppsView, View.OnClickListener, DragSource {
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static final String LOG_TAG = "AppsCustomizePagedView";
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/**
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* The different content types that this paged view can show.
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*/
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public enum ContentType {
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Applications,
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Widgets
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}
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// Refs
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private Launcher mLauncher;
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private DragController mDragController;
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private final LayoutInflater mLayoutInflater;
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private final PackageManager mPackageManager;
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// Content
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private ContentType mContentType;
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private ArrayList<ApplicationInfo> mApps;
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private List<Object> mWidgets;
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// Caching
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private Drawable mDefaultWidgetBackground;
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private final int sWidgetPreviewCacheSize = 1 * 1024 * 1024; // 1 MiB
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private LruCache<Object, Bitmap> mWidgetPreviewCache;
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private IconCache mIconCache;
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// Dimens
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private int mContentWidth;
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private int mMaxWidgetSpan, mMinWidgetSpan;
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private int mWidgetCellWidthGap, mWidgetCellHeightGap;
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private int mWidgetCountX, mWidgetCountY;
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private final int mWidgetPreviewIconPaddedDimension;
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private final float sWidgetPreviewIconPaddingPercentage = 0.25f;
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private PagedViewCellLayout mWidgetSpacingLayout;
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// Animations
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private final float ANIMATION_SCALE = 0.5f;
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private final int TRANSLATE_ANIM_DURATION = 400;
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private final int DROP_ANIM_DURATION = 200;
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public AppsCustomizePagedView(Context context, AttributeSet attrs) {
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super(context, attrs);
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mLayoutInflater = LayoutInflater.from(context);
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mPackageManager = context.getPackageManager();
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mContentType = ContentType.Applications;
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mApps = new ArrayList<ApplicationInfo>();
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mWidgets = new ArrayList<Object>();
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mIconCache = ((LauncherApplication) context.getApplicationContext()).getIconCache();
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mWidgetPreviewCache = new LruCache<Object, Bitmap>(sWidgetPreviewCacheSize) {
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protected int sizeOf(Object key, Bitmap value) {
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return value.getByteCount();
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}
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};
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// Save the default widget preview background
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Resources resources = context.getResources();
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mDefaultWidgetBackground = resources.getDrawable(R.drawable.default_widget_preview);
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TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.PagedView, 0, 0);
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mCellCountX = a.getInt(R.styleable.PagedView_cellCountX, 6);
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mCellCountY = a.getInt(R.styleable.PagedView_cellCountY, 4);
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a.recycle();
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a = context.obtainStyledAttributes(attrs, R.styleable.AppsCustomizePagedView, 0, 0);
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mWidgetCellWidthGap =
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a.getDimensionPixelSize(R.styleable.AppsCustomizePagedView_widgetCellWidthGap, 10);
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mWidgetCellHeightGap =
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a.getDimensionPixelSize(R.styleable.AppsCustomizePagedView_widgetCellHeightGap, 10);
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mWidgetCountX = a.getInt(R.styleable.AppsCustomizePagedView_widgetCountX, 2);
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mWidgetCountY = a.getInt(R.styleable.AppsCustomizePagedView_widgetCountY, 2);
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a.recycle();
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// Create a dummy page that we can use to approximate the cell dimensions of widgets and
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// the content width (to be used by our parent)
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mWidgetSpacingLayout = new PagedViewCellLayout(context);
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setupPage(mWidgetSpacingLayout);
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mContentWidth = mWidgetSpacingLayout.getContentWidth();
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// The max widget span is the length N, such that NxN is the largest bounds that the widget
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// preview can be before applying the widget scaling
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mMinWidgetSpan = 1;
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mMaxWidgetSpan = 3;
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// The padding on the non-matched dimension for the default widget preview icons
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// (top + bottom)
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int iconSize = resources.getDimensionPixelSize(R.dimen.app_icon_size);
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mWidgetPreviewIconPaddedDimension =
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(int) (iconSize * (1 + (2 * sWidgetPreviewIconPaddingPercentage)));
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}
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@Override
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protected void init() {
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super.init();
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mCenterPagesVertically = false;
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Context context = getContext();
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Resources r = context.getResources();
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setDragSlopeThreshold(r.getInteger(R.integer.config_appsCustomizeDragSlopeThreshold)/100f);
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}
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public void onPackagesUpdated() {
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// Get the list of widgets and shortcuts
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mWidgets.clear();
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mWidgets.addAll(AppWidgetManager.getInstance(mLauncher).getInstalledProviders());
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Intent shortcutsIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT);
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mWidgets.addAll(mPackageManager.queryIntentActivities(shortcutsIntent, 0));
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Collections.sort(mWidgets,
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new LauncherModel.WidgetAndShortcutNameComparator(mPackageManager));
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}
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/**
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* Animates the given item onto the center of a home screen, and then scales the item to
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* look as though it's disappearing onto that screen.
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*/
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private void animateItemOntoScreen(View dragView,
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final CellLayout layout, final ItemInfo info) {
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// On the phone, we only want to fade the widget preview out
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float[] position = new float[2];
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position[0] = layout.getWidth() / 2;
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position[1] = layout.getHeight() / 2;
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mLauncher.getWorkspace().mapPointFromChildToSelf(layout, position);
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int dragViewWidth = dragView.getMeasuredWidth();
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int dragViewHeight = dragView.getMeasuredHeight();
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float heightOffset = 0;
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float widthOffset = 0;
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if (dragView instanceof ImageView) {
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Drawable d = ((ImageView) dragView).getDrawable();
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int width = d.getIntrinsicWidth();
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int height = d.getIntrinsicHeight();
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if ((1.0 * width / height) >= (1.0f * dragViewWidth) / dragViewHeight) {
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float f = (dragViewWidth / (width * 1.0f));
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heightOffset = ANIMATION_SCALE * (dragViewHeight - f * height) / 2;
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} else {
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float f = (dragViewHeight / (height * 1.0f));
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widthOffset = ANIMATION_SCALE * (dragViewWidth - f * width) / 2;
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}
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}
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final float toX = position[0] - dragView.getMeasuredWidth() / 2 + widthOffset;
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final float toY = position[1] - dragView.getMeasuredHeight() / 2 + heightOffset;
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final DragLayer dragLayer = (DragLayer) mLauncher.findViewById(R.id.drag_layer);
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final View dragCopy = dragLayer.createDragView(dragView);
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dragCopy.setAlpha(1.0f);
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// Translate the item to the center of the appropriate home screen
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animateIntoPosition(dragCopy, toX, toY, null);
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// The drop-onto-screen animation begins a bit later, but ends at the same time.
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final int startDelay = TRANSLATE_ANIM_DURATION - DROP_ANIM_DURATION;
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// Scale down the icon and fade out the alpha
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animateDropOntoScreen(dragCopy, info, DROP_ANIM_DURATION, startDelay);
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}
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/**
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* Animation which scales the view down and animates its alpha, making it appear to disappear
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* onto a home screen.
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*/
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private void animateDropOntoScreen(
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final View view, final ItemInfo info, int duration, int delay) {
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final DragLayer dragLayer = (DragLayer) mLauncher.findViewById(R.id.drag_layer);
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final CellLayout layout = mLauncher.getWorkspace().getCurrentDropLayout();
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ObjectAnimator anim = ObjectAnimator.ofPropertyValuesHolder(view,
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PropertyValuesHolder.ofFloat("alpha", 1.0f, 0.0f),
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PropertyValuesHolder.ofFloat("scaleX", ANIMATION_SCALE),
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PropertyValuesHolder.ofFloat("scaleY", ANIMATION_SCALE));
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anim.setInterpolator(new LinearInterpolator());
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if (delay > 0) {
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anim.setStartDelay(delay);
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}
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anim.setDuration(duration);
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anim.addListener(new AnimatorListenerAdapter() {
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public void onAnimationEnd(Animator animation) {
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dragLayer.removeView(view);
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mLauncher.addExternalItemToScreen(info, layout);
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info.dropPos = null;
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}
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});
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anim.start();
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}
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/**
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* Animates the x,y position of the view, and optionally execute a Runnable on animation end.
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*/
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private void animateIntoPosition(
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View view, float toX, float toY, final Runnable endRunnable) {
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ObjectAnimator anim = ObjectAnimator.ofPropertyValuesHolder(view,
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PropertyValuesHolder.ofFloat("x", toX),
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PropertyValuesHolder.ofFloat("y", toY));
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anim.setInterpolator(new DecelerateInterpolator(2.5f));
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anim.setDuration(TRANSLATE_ANIM_DURATION);
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if (endRunnable != null) {
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anim.addListener(new AnimatorListenerAdapter() {
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@Override
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public void onAnimationEnd(Animator animation) {
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endRunnable.run();
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}
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});
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}
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anim.start();
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}
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@Override
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public void onClick(View v) {
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if (v instanceof PagedViewIcon) {
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// Animate some feedback to the click
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final ApplicationInfo appInfo = (ApplicationInfo) v.getTag();
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animateClickFeedback(v, new Runnable() {
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@Override
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public void run() {
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mLauncher.startActivitySafely(appInfo.intent, appInfo);
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}
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});
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} else if (v instanceof PagedViewWidget) {
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Workspace w = mLauncher.getWorkspace();
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int currentWorkspaceScreen = mLauncher.getCurrentWorkspaceScreen();
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final CellLayout cl = (CellLayout) w.getChildAt(currentWorkspaceScreen);
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final View dragView = v.findViewById(R.id.widget_preview);
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final ItemInfo itemInfo = (ItemInfo) v.getTag();
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animateClickFeedback(v, new Runnable() {
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@Override
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public void run() {
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cl.calculateSpans(itemInfo);
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if (cl.findCellForSpan(null, itemInfo.spanX, itemInfo.spanY)) {
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if (LauncherApplication.isScreenXLarge()) {
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animateItemOntoScreen(dragView, cl, itemInfo);
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} else {
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mLauncher.addExternalItemToScreen(itemInfo, cl);
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itemInfo.dropPos = null;
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}
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// Hide the pane so we can see the workspace we dropped on
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mLauncher.showWorkspace(true);
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} else {
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mLauncher.showOutOfSpaceMessage();
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}
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}
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});
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}
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}
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/*
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* PagedViewWithDraggableItems implementation
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*/
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@Override
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protected void determineDraggingStart(android.view.MotionEvent ev) {
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// Disable dragging by pulling an app down for now.
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}
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private void beginDraggingApplication(View v) {
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// Make a copy of the ApplicationInfo
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ApplicationInfo appInfo = new ApplicationInfo((ApplicationInfo) v.getTag());
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// Show the uninstall button if the app is uninstallable.
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if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) != 0) {
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DeleteZone allAppsDeleteZone = (DeleteZone)
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mLauncher.findViewById(R.id.all_apps_delete_zone);
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allAppsDeleteZone.setDragAndDropEnabled(true);
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if ((appInfo.flags & ApplicationInfo.UPDATED_SYSTEM_APP_FLAG) != 0) {
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allAppsDeleteZone.setText(R.string.delete_zone_label_all_apps_system_app);
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} else {
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allAppsDeleteZone.setText(R.string.delete_zone_label_all_apps);
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}
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}
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// Show the info button
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ApplicationInfoDropTarget allAppsInfoButton =
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(ApplicationInfoDropTarget) mLauncher.findViewById(R.id.all_apps_info_target);
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allAppsInfoButton.setDragAndDropEnabled(true);
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// Compose the drag image (top compound drawable, index is 1)
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final TextView tv = (TextView) v;
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final Drawable icon = tv.getCompoundDrawables()[1];
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Bitmap b = Bitmap.createBitmap(v.getWidth(), v.getHeight(),
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Bitmap.Config.ARGB_8888);
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Canvas c = new Canvas(b);
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c.translate((v.getWidth() - icon.getIntrinsicWidth()) / 2, v.getPaddingTop());
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icon.draw(c);
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// Compose the visible rect of the drag image
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Rect dragRect = null;
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if (v instanceof TextView) {
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int iconSize = getResources().getDimensionPixelSize(R.dimen.app_icon_size);
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int top = v.getPaddingTop();
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int left = (b.getWidth() - iconSize) / 2;
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int right = left + iconSize;
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int bottom = top + iconSize;
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dragRect = new Rect(left, top, right, bottom);
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}
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// Start the drag
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mLauncher.lockScreenOrientation();
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mLauncher.getWorkspace().onDragStartedWithItemSpans(1, 1, b);
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mDragController.startDrag(v, b, this, appInfo, DragController.DRAG_ACTION_COPY, dragRect);
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b.recycle();
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}
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private void beginDraggingWidget(View v) {
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// Get the widget preview as the drag representation
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ImageView image = (ImageView) v.findViewById(R.id.widget_preview);
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PendingAddItemInfo createItemInfo = (PendingAddItemInfo) v.getTag();
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// Compose the drag image
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Bitmap b;
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Drawable preview = image.getDrawable();
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int w = preview.getIntrinsicWidth();
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int h = preview.getIntrinsicHeight();
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if (createItemInfo instanceof PendingAddWidgetInfo) {
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PendingAddWidgetInfo createWidgetInfo = (PendingAddWidgetInfo) createItemInfo;
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int[] spanXY = CellLayout.rectToCell(getResources(),
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createWidgetInfo.minWidth, createWidgetInfo.minHeight, null);
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createItemInfo.spanX = spanXY[0];
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createItemInfo.spanY = spanXY[1];
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b = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);
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renderDrawableToBitmap(preview, b, 0, 0, w, h, 1, 1);
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} else {
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// Workaround for the fact that we don't keep the original ResolveInfo associated with
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// the shortcut around. To get the icon, we just render the preview image (which has
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// the shortcut icon) to a new drag bitmap that clips the non-icon space.
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b = Bitmap.createBitmap(mWidgetPreviewIconPaddedDimension,
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mWidgetPreviewIconPaddedDimension, Bitmap.Config.ARGB_8888);
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Canvas c = new Canvas(b);
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preview.draw(c);
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createItemInfo.spanX = createItemInfo.spanY = 1;
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}
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// Start the drag
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mLauncher.lockScreenOrientation();
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mLauncher.getWorkspace().onDragStartedWithItemSpans(createItemInfo.spanX,
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createItemInfo.spanY, b);
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mDragController.startDrag(image, b, this, createItemInfo,
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DragController.DRAG_ACTION_COPY, null);
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b.recycle();
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}
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@Override
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protected boolean beginDragging(View v) {
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if (!super.beginDragging(v)) return false;
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// Hide the pane so that the user can drop onto the workspace, we must do this first,
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// due to how the drop target layout is computed when we start dragging to the workspace.
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mLauncher.showWorkspace(true);
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if (v instanceof PagedViewIcon) {
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beginDraggingApplication(v);
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} else if (v instanceof PagedViewWidget) {
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beginDraggingWidget(v);
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}
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return true;
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}
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private void endDragging(boolean success) {
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post(new Runnable() {
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// Once the drag operation has fully completed, hence the post, we want to disable the
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// deleteZone and the appInfoButton in all apps, and re-enable the instance which
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// live in the workspace
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public void run() {
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// if onDestroy was called on Launcher, we might have already deleted the
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// all apps delete zone / info button, so check if they are null
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DeleteZone allAppsDeleteZone =
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(DeleteZone) mLauncher.findViewById(R.id.all_apps_delete_zone);
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ApplicationInfoDropTarget allAppsInfoButton =
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(ApplicationInfoDropTarget) mLauncher.findViewById(R.id.all_apps_info_target);
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if (allAppsDeleteZone != null) allAppsDeleteZone.setDragAndDropEnabled(false);
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if (allAppsInfoButton != null) allAppsInfoButton.setDragAndDropEnabled(false);
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}
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});
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mLauncher.getWorkspace().onDragStopped(success);
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mLauncher.unlockScreenOrientation();
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}
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/*
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* DragSource implementation
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*/
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@Override
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public void onDragViewVisible() {}
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@Override
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public void onDropCompleted(View target, Object dragInfo, boolean success) {
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endDragging(success);
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// Display an error message if the drag failed due to there not being enough space on the
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// target layout we were dropping on.
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if (!success) {
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boolean showOutOfSpaceMessage = false;
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if (target instanceof Workspace) {
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int currentScreen = mLauncher.getCurrentWorkspaceScreen();
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Workspace workspace = (Workspace) target;
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CellLayout layout = (CellLayout) workspace.getChildAt(currentScreen);
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ItemInfo itemInfo = (ItemInfo) dragInfo;
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if (layout != null) {
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layout.calculateSpans(itemInfo);
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showOutOfSpaceMessage =
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!layout.findCellForSpan(null, itemInfo.spanX, itemInfo.spanY);
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}
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}
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// TODO-APPS_CUSTOMIZE: We need to handle this for folders as well later.
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if (showOutOfSpaceMessage) {
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mLauncher.showOutOfSpaceMessage();
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}
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}
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}
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public void setContentType(ContentType type) {
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mContentType = type;
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setCurrentPage(0);
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invalidatePageData();
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}
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/*
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* Apps PagedView implementation
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*/
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private void setupPage(PagedViewCellLayout layout) {
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layout.setCellCount(mCellCountX, mCellCountY);
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layout.setGap(mPageLayoutWidthGap, mPageLayoutHeightGap);
|
|
layout.setPadding(mPageLayoutPaddingLeft, mPageLayoutPaddingTop,
|
|
mPageLayoutPaddingRight, mPageLayoutPaddingBottom);
|
|
|
|
// We force a measure here to get around the fact that when we do layout calculations
|
|
// immediately after syncing, we don't have a proper width.
|
|
int widthSpec = MeasureSpec.makeMeasureSpec(getMeasuredWidth(), MeasureSpec.AT_MOST);
|
|
int heightSpec = MeasureSpec.makeMeasureSpec(getMeasuredHeight(), MeasureSpec.AT_MOST);
|
|
layout.measure(widthSpec, heightSpec);
|
|
}
|
|
public void syncAppsPages() {
|
|
// Ensure that we have the right number of pages
|
|
Context context = getContext();
|
|
int numPages = (int) Math.ceil((float) mApps.size() / (mCellCountX * mCellCountY));
|
|
for (int i = 0; i < numPages; ++i) {
|
|
PagedViewCellLayout layout = new PagedViewCellLayout(context);
|
|
setupPage(layout);
|
|
addView(layout);
|
|
}
|
|
}
|
|
public void syncAppsPageItems(int page) {
|
|
// ensure that we have the right number of items on the pages
|
|
int numPages = getPageCount();
|
|
int numCells = mCellCountX * mCellCountY;
|
|
int startIndex = page * numCells;
|
|
int endIndex = Math.min(startIndex + numCells, mApps.size());
|
|
PagedViewCellLayout layout = (PagedViewCellLayout) getChildAt(page);
|
|
layout.removeAllViewsOnPage();
|
|
for (int i = startIndex; i < endIndex; ++i) {
|
|
ApplicationInfo info = mApps.get(i);
|
|
PagedViewIcon icon = (PagedViewIcon) mLayoutInflater.inflate(
|
|
R.layout.apps_customize_application, layout, false);
|
|
icon.applyFromApplicationInfo(
|
|
info, mPageViewIconCache, true, isHardwareAccelerated() && (numPages > 1));
|
|
icon.setOnClickListener(this);
|
|
icon.setOnLongClickListener(this);
|
|
icon.setOnTouchListener(this);
|
|
|
|
int index = i - startIndex;
|
|
int x = index % mCellCountX;
|
|
int y = index / mCellCountX;
|
|
setupPage(layout);
|
|
layout.addViewToCellLayout(icon, -1, i, new PagedViewCellLayout.LayoutParams(x,y, 1,1));
|
|
}
|
|
}
|
|
/*
|
|
* Widgets PagedView implementation
|
|
*/
|
|
private void setupPage(PagedViewExtendedLayout layout) {
|
|
layout.setGravity(Gravity.LEFT);
|
|
layout.setPadding(mPageLayoutPaddingLeft, mPageLayoutPaddingTop,
|
|
mPageLayoutPaddingRight, mPageLayoutPaddingBottom);
|
|
layout.setMinimumWidth(getPageContentWidth());
|
|
}
|
|
private void renderDrawableToBitmap(Drawable d, Bitmap bitmap, int x, int y, int w, int h,
|
|
float scaleX, float scaleY) {
|
|
Canvas c = new Canvas();
|
|
if (bitmap != null) c.setBitmap(bitmap);
|
|
c.save();
|
|
c.scale(scaleX, scaleY);
|
|
Rect oldBounds = d.copyBounds();
|
|
d.setBounds(x, y, x + w, y + h);
|
|
d.draw(c);
|
|
d.setBounds(oldBounds); // Restore the bounds
|
|
c.restore();
|
|
}
|
|
private FastBitmapDrawable getShortcutPreview(ResolveInfo info, int cellWidth, int cellHeight) {
|
|
// Return the cached version if necessary
|
|
Bitmap cachedBitmap = mWidgetPreviewCache.get(info);
|
|
if (cachedBitmap != null) {
|
|
return new FastBitmapDrawable(cachedBitmap);
|
|
}
|
|
|
|
Resources resources = mLauncher.getResources();
|
|
int iconSize = resources.getDimensionPixelSize(R.dimen.app_icon_size);
|
|
// We only need to make it wide enough so as not allow the preview to be scaled
|
|
int expectedWidth = cellWidth;
|
|
int expectedHeight = mWidgetPreviewIconPaddedDimension;
|
|
int offset = (int) (iconSize * sWidgetPreviewIconPaddingPercentage);
|
|
|
|
// Render the icon
|
|
Bitmap preview = Bitmap.createBitmap(expectedWidth, expectedHeight, Config.ARGB_8888);
|
|
Drawable icon = mIconCache.getFullResIcon(info, mPackageManager);
|
|
renderDrawableToBitmap(mDefaultWidgetBackground, preview, 0, 0,
|
|
mWidgetPreviewIconPaddedDimension, mWidgetPreviewIconPaddedDimension, 1f, 1f);
|
|
renderDrawableToBitmap(icon, preview, offset, offset, iconSize, iconSize, 1f, 1f);
|
|
FastBitmapDrawable iconDrawable = new FastBitmapDrawable(preview);
|
|
iconDrawable.setBounds(0, 0, expectedWidth, expectedHeight);
|
|
mWidgetPreviewCache.put(info, preview);
|
|
return iconDrawable;
|
|
}
|
|
private FastBitmapDrawable getWidgetPreview(AppWidgetProviderInfo info, int cellHSpan,
|
|
int cellVSpan, int cellWidth, int cellHeight) {
|
|
// Return the cached version if necessary
|
|
Bitmap cachedBitmap = mWidgetPreviewCache.get(info);
|
|
if (cachedBitmap != null) {
|
|
return new FastBitmapDrawable(cachedBitmap);
|
|
}
|
|
|
|
// Calculate the size of the drawable
|
|
cellHSpan = Math.max(mMinWidgetSpan, Math.min(mMaxWidgetSpan, cellHSpan));
|
|
cellVSpan = Math.max(mMinWidgetSpan, Math.min(mMaxWidgetSpan, cellVSpan));
|
|
int expectedWidth = mWidgetSpacingLayout.estimateCellWidth(cellHSpan);
|
|
int expectedHeight = mWidgetSpacingLayout.estimateCellHeight(cellVSpan);
|
|
|
|
// Scale down the bitmap to fit the space
|
|
float widgetPreviewScale = (float) cellWidth / expectedWidth;
|
|
expectedWidth = (int) (widgetPreviewScale * expectedWidth);
|
|
expectedHeight = (int) (widgetPreviewScale * expectedHeight);
|
|
|
|
// Load the preview image if possible
|
|
String packageName = info.provider.getPackageName();
|
|
Drawable drawable = null;
|
|
FastBitmapDrawable newDrawable = null;
|
|
if (info.previewImage != 0) {
|
|
drawable = mPackageManager.getDrawable(packageName, info.previewImage, null);
|
|
if (drawable == null) {
|
|
Log.w(LOG_TAG, "Can't load icon drawable 0x" + Integer.toHexString(info.icon)
|
|
+ " for provider: " + info.provider);
|
|
} else {
|
|
// Scale down the preview to the dimensions we want
|
|
int imageWidth = drawable.getIntrinsicWidth();
|
|
int imageHeight = drawable.getIntrinsicHeight();
|
|
float aspect = (float) imageWidth / imageHeight;
|
|
int newWidth = imageWidth;
|
|
int newHeight = imageHeight;
|
|
if (aspect > 1f) {
|
|
newWidth = expectedWidth;
|
|
newHeight = (int) (imageHeight * ((float) expectedWidth / imageWidth));
|
|
} else {
|
|
newHeight = expectedHeight;
|
|
newWidth = (int) (imageWidth * ((float) expectedHeight / imageHeight));
|
|
}
|
|
|
|
Bitmap preview = Bitmap.createBitmap(newWidth, newHeight, Config.ARGB_8888);
|
|
renderDrawableToBitmap(drawable, preview, 0, 0, newWidth, newHeight, 1f, 1f);
|
|
newDrawable = new FastBitmapDrawable(preview);
|
|
newDrawable.setBounds(0, 0, newWidth, newHeight);
|
|
mWidgetPreviewCache.put(info, preview);
|
|
}
|
|
}
|
|
|
|
// Generate a preview image if we couldn't load one
|
|
if (drawable == null) {
|
|
Resources resources = mLauncher.getResources();
|
|
int iconSize = resources.getDimensionPixelSize(R.dimen.app_icon_size);
|
|
|
|
// Specify the dimensions of the bitmap
|
|
if (info.minWidth >= info.minHeight) {
|
|
expectedWidth = cellWidth;
|
|
expectedHeight = mWidgetPreviewIconPaddedDimension;
|
|
} else {
|
|
// Note that in vertical widgets, we might not have enough space due to the text
|
|
// label, so be conservative and use the width as a height bound
|
|
expectedWidth = mWidgetPreviewIconPaddedDimension;
|
|
expectedHeight = cellWidth;
|
|
}
|
|
|
|
Bitmap preview = Bitmap.createBitmap(expectedWidth, expectedHeight, Config.ARGB_8888);
|
|
renderDrawableToBitmap(mDefaultWidgetBackground, preview, 0, 0, expectedWidth,
|
|
expectedHeight, 1f,1f);
|
|
|
|
// Draw the icon in the top left corner
|
|
try {
|
|
Drawable icon = null;
|
|
if (info.icon > 0) icon = mPackageManager.getDrawable(packageName, info.icon, null);
|
|
if (icon == null) icon = resources.getDrawable(R.drawable.ic_launcher_application);
|
|
|
|
int offset = (int) (iconSize * sWidgetPreviewIconPaddingPercentage);
|
|
renderDrawableToBitmap(icon, preview, offset, offset, iconSize, iconSize, 1f, 1f);
|
|
} catch (Resources.NotFoundException e) {}
|
|
|
|
newDrawable = new FastBitmapDrawable(preview);
|
|
newDrawable.setBounds(0, 0, expectedWidth, expectedHeight);
|
|
mWidgetPreviewCache.put(info, preview);
|
|
}
|
|
return newDrawable;
|
|
}
|
|
public void syncWidgetPages() {
|
|
// Ensure that we have the right number of pages
|
|
Context context = getContext();
|
|
int numWidgetsPerPage = mWidgetCountX * mWidgetCountY;
|
|
int numPages = (int) Math.ceil(mWidgets.size() / (float) numWidgetsPerPage);
|
|
for (int i = 0; i < numPages; ++i) {
|
|
PagedViewExtendedLayout layout = new PagedViewExtendedLayout(context);
|
|
setupPage(layout);
|
|
addView(layout);
|
|
}
|
|
}
|
|
public void syncWidgetPageItems(int page) {
|
|
Context context = getContext();
|
|
PagedViewExtendedLayout layout = (PagedViewExtendedLayout) getChildAt(page);
|
|
layout.removeAllViews();
|
|
|
|
// Calculate the dimensions of each cell we are giving to each widget
|
|
FrameLayout container = new FrameLayout(context);
|
|
int numWidgetsPerPage = mWidgetCountX * mWidgetCountY;
|
|
int offset = page * numWidgetsPerPage;
|
|
int cellWidth = ((mWidgetSpacingLayout.getContentWidth() - mPageLayoutWidthGap
|
|
- ((mWidgetCountX - 1) * mWidgetCellWidthGap)) / mWidgetCountX);
|
|
int cellHeight = ((mWidgetSpacingLayout.getContentHeight() - mPageLayoutHeightGap
|
|
- ((mWidgetCountY - 1) * mWidgetCellHeightGap)) / mWidgetCountY);
|
|
for (int i = 0; i < Math.min(numWidgetsPerPage, mWidgets.size() - offset); ++i) {
|
|
Object rawInfo = mWidgets.get(offset + i);
|
|
PendingAddItemInfo createItemInfo = null;
|
|
PagedViewWidget widget = (PagedViewWidget) mLayoutInflater.inflate(
|
|
R.layout.apps_customize_widget, layout, false);
|
|
if (rawInfo instanceof AppWidgetProviderInfo) {
|
|
// Fill in the widget information
|
|
AppWidgetProviderInfo info = (AppWidgetProviderInfo) rawInfo;
|
|
createItemInfo = new PendingAddWidgetInfo(info, null, null);
|
|
final int[] cellSpans = CellLayout.rectToCell(getResources(), info.minWidth,
|
|
info.minHeight, null);
|
|
FastBitmapDrawable preview = getWidgetPreview(info, cellSpans[0], cellSpans[1],
|
|
cellWidth, cellHeight);
|
|
widget.applyFromAppWidgetProviderInfo(info, preview, -1, cellSpans, null, false);
|
|
widget.setTag(createItemInfo);
|
|
} else if (rawInfo instanceof ResolveInfo) {
|
|
// Fill in the shortcuts information
|
|
ResolveInfo info = (ResolveInfo) rawInfo;
|
|
createItemInfo = new PendingAddItemInfo();
|
|
createItemInfo.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT;
|
|
createItemInfo.componentName = new ComponentName(info.activityInfo.packageName,
|
|
info.activityInfo.name);
|
|
FastBitmapDrawable preview = getShortcutPreview(info, cellWidth, cellHeight);
|
|
widget.applyFromResolveInfo(mPackageManager, info, preview, null, false);
|
|
widget.setTag(createItemInfo);
|
|
}
|
|
widget.setOnClickListener(this);
|
|
widget.setOnLongClickListener(this);
|
|
widget.setOnTouchListener(this);
|
|
|
|
// Layout each widget
|
|
FrameLayout.LayoutParams lp = new FrameLayout.LayoutParams(cellWidth, cellHeight);
|
|
int ix = i % mWidgetCountX;
|
|
int iy = i / mWidgetCountX;
|
|
lp.leftMargin = (ix * cellWidth) + (ix * mWidgetCellWidthGap);
|
|
lp.topMargin = (iy * cellHeight) + (iy * mWidgetCellHeightGap);
|
|
container.addView(widget, lp);
|
|
}
|
|
layout.addView(container, new LinearLayout.LayoutParams(
|
|
LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT));
|
|
}
|
|
@Override
|
|
public void syncPages() {
|
|
removeAllViews();
|
|
switch (mContentType) {
|
|
case Applications:
|
|
syncAppsPages();
|
|
break;
|
|
case Widgets:
|
|
syncWidgetPages();
|
|
break;
|
|
}
|
|
}
|
|
@Override
|
|
public void syncPageItems(int page) {
|
|
switch (mContentType) {
|
|
case Applications:
|
|
syncAppsPageItems(page);
|
|
break;
|
|
case Widgets:
|
|
syncWidgetPageItems(page);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Used by the parent to get the content width to set the tab bar to
|
|
* @return
|
|
*/
|
|
public int getPageContentWidth() {
|
|
return mContentWidth;
|
|
}
|
|
|
|
/*
|
|
* AllAppsView implementation
|
|
*/
|
|
@Override
|
|
public void setup(Launcher launcher, DragController dragController) {
|
|
mLauncher = launcher;
|
|
mDragController = dragController;
|
|
}
|
|
@Override
|
|
public void zoom(float zoom, boolean animate) {
|
|
// TODO-APPS_CUSTOMIZE: Call back to mLauncher.zoomed()
|
|
}
|
|
@Override
|
|
public boolean isVisible() {
|
|
return (getVisibility() == VISIBLE);
|
|
}
|
|
@Override
|
|
public boolean isAnimating() {
|
|
return false;
|
|
}
|
|
@Override
|
|
public void setApps(ArrayList<ApplicationInfo> list) {
|
|
mApps = list;
|
|
Collections.sort(mApps, LauncherModel.APP_NAME_COMPARATOR);
|
|
invalidatePageData();
|
|
}
|
|
private void addAppsWithoutInvalidate(ArrayList<ApplicationInfo> list) {
|
|
// We add it in place, in alphabetical order
|
|
int count = list.size();
|
|
for (int i = 0; i < count; ++i) {
|
|
ApplicationInfo info = list.get(i);
|
|
int index = Collections.binarySearch(mApps, info, LauncherModel.APP_NAME_COMPARATOR);
|
|
if (index < 0) {
|
|
mApps.add(-(index + 1), info);
|
|
}
|
|
}
|
|
}
|
|
@Override
|
|
public void addApps(ArrayList<ApplicationInfo> list) {
|
|
addAppsWithoutInvalidate(list);
|
|
invalidatePageData();
|
|
}
|
|
private int findAppByComponent(List<ApplicationInfo> list, ApplicationInfo item) {
|
|
ComponentName removeComponent = item.intent.getComponent();
|
|
int length = list.size();
|
|
for (int i = 0; i < length; ++i) {
|
|
ApplicationInfo info = list.get(i);
|
|
if (info.intent.getComponent().equals(removeComponent)) {
|
|
return i;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
private void removeAppsWithoutInvalidate(ArrayList<ApplicationInfo> list) {
|
|
// loop through all the apps and remove apps that have the same component
|
|
int length = list.size();
|
|
for (int i = 0; i < length; ++i) {
|
|
ApplicationInfo info = list.get(i);
|
|
int removeIndex = findAppByComponent(mApps, info);
|
|
if (removeIndex > -1) {
|
|
mApps.remove(removeIndex);
|
|
mPageViewIconCache.removeOutline(new PagedViewIconCache.Key(info));
|
|
}
|
|
}
|
|
}
|
|
@Override
|
|
public void removeApps(ArrayList<ApplicationInfo> list) {
|
|
removeAppsWithoutInvalidate(list);
|
|
invalidatePageData();
|
|
}
|
|
@Override
|
|
public void updateApps(ArrayList<ApplicationInfo> list) {
|
|
// We remove and re-add the updated applications list because it's properties may have
|
|
// changed (ie. the title), and this will ensure that the items will be in their proper
|
|
// place in the list.
|
|
removeAppsWithoutInvalidate(list);
|
|
addAppsWithoutInvalidate(list);
|
|
invalidatePageData();
|
|
}
|
|
@Override
|
|
public void reset() {
|
|
if (mContentType != ContentType.Applications) {
|
|
// Reset to the first page of the Apps pane
|
|
AppsCustomizeTabHost tabs = (AppsCustomizeTabHost)
|
|
mLauncher.findViewById(R.id.apps_customize_pane);
|
|
tabs.setCurrentTabByTag(tabs.getTabTagForContentType(ContentType.Applications));
|
|
} else {
|
|
setCurrentPage(0);
|
|
invalidatePageData();
|
|
}
|
|
}
|
|
@Override
|
|
public void dumpState() {
|
|
// TODO: Dump information related to current list of Applications, Widgets, etc.
|
|
ApplicationInfo.dumpApplicationInfoList(LOG_TAG, "mApps", mApps);
|
|
dumpAppWidgetProviderInfoList(LOG_TAG, "mWidgets", mWidgets);
|
|
}
|
|
private void dumpAppWidgetProviderInfoList(String tag, String label,
|
|
List<Object> list) {
|
|
Log.d(tag, label + " size=" + list.size());
|
|
for (Object i: list) {
|
|
if (i instanceof AppWidgetProviderInfo) {
|
|
AppWidgetProviderInfo info = (AppWidgetProviderInfo) i;
|
|
Log.d(tag, " label=\"" + info.label + "\" previewImage=" + info.previewImage
|
|
+ " resizeMode=" + info.resizeMode + " configure=" + info.configure
|
|
+ " initialLayout=" + info.initialLayout
|
|
+ " minWidth=" + info.minWidth + " minHeight=" + info.minHeight);
|
|
} else if (i instanceof ResolveInfo) {
|
|
ResolveInfo info = (ResolveInfo) i;
|
|
Log.d(tag, " label=\"" + info.loadLabel(mPackageManager) + "\" icon="
|
|
+ info.icon);
|
|
}
|
|
}
|
|
}
|
|
@Override
|
|
public void surrender() {
|
|
// TODO: If we are in the middle of any process (ie. for holographic outlines, etc) we
|
|
// should stop this now.
|
|
}
|
|
}
|