mirror of
https://github.com/LawnchairLauncher/lawnchair.git
synced 2026-02-19 18:58:19 +00:00
Launcher2 is now Launcher3.
Changes include
- moving from com.android.launcher{,2} to
com.android.launcher3
- removing wallpapers
- new temporary icon
Change-Id: I1eabd06059e94a8f3bdf6b620777bd1d2b7c212b
This commit is contained in:
Daniel Sandler
239
src/com/android/launcher3/SearchDropTargetBar.java
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239
src/com/android/launcher3/SearchDropTargetBar.java
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/*
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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.launcher3;
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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.content.Context;
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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.view.View;
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import android.view.animation.AccelerateInterpolator;
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import android.widget.FrameLayout;
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import com.android.launcher3.R;
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/*
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* Ths bar will manage the transition between the QSB search bar and the delete drop
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* targets so that each of the individual IconDropTargets don't have to.
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*/
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public class SearchDropTargetBar extends FrameLayout implements DragController.DragListener {
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private static final int sTransitionInDuration = 200;
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private static final int sTransitionOutDuration = 175;
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private ObjectAnimator mDropTargetBarAnim;
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private ObjectAnimator mQSBSearchBarAnim;
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private static final AccelerateInterpolator sAccelerateInterpolator =
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new AccelerateInterpolator();
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private boolean mIsSearchBarHidden;
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private View mQSBSearchBar;
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private View mDropTargetBar;
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private ButtonDropTarget mInfoDropTarget;
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private ButtonDropTarget mDeleteDropTarget;
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private int mBarHeight;
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private boolean mDeferOnDragEnd = false;
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private Drawable mPreviousBackground;
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private boolean mEnableDropDownDropTargets;
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public SearchDropTargetBar(Context context, AttributeSet attrs) {
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this(context, attrs, 0);
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}
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public SearchDropTargetBar(Context context, AttributeSet attrs, int defStyle) {
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super(context, attrs, defStyle);
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}
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public void setup(Launcher launcher, DragController dragController) {
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dragController.addDragListener(this);
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dragController.addDragListener(mInfoDropTarget);
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dragController.addDragListener(mDeleteDropTarget);
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dragController.addDropTarget(mInfoDropTarget);
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dragController.addDropTarget(mDeleteDropTarget);
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dragController.setFlingToDeleteDropTarget(mDeleteDropTarget);
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mInfoDropTarget.setLauncher(launcher);
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mDeleteDropTarget.setLauncher(launcher);
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}
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private void prepareStartAnimation(View v) {
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// Enable the hw layers before the animation starts (will be disabled in the onAnimationEnd
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// callback below)
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v.setLayerType(View.LAYER_TYPE_HARDWARE, null);
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}
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private void setupAnimation(ObjectAnimator anim, final View v) {
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anim.setInterpolator(sAccelerateInterpolator);
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anim.setDuration(sTransitionInDuration);
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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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v.setLayerType(View.LAYER_TYPE_NONE, null);
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}
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});
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}
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@Override
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protected void onFinishInflate() {
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super.onFinishInflate();
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// Get the individual components
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mQSBSearchBar = findViewById(R.id.qsb_search_bar);
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mDropTargetBar = findViewById(R.id.drag_target_bar);
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mInfoDropTarget = (ButtonDropTarget) mDropTargetBar.findViewById(R.id.info_target_text);
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mDeleteDropTarget = (ButtonDropTarget) mDropTargetBar.findViewById(R.id.delete_target_text);
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mBarHeight = getResources().getDimensionPixelSize(R.dimen.qsb_bar_height);
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mInfoDropTarget.setSearchDropTargetBar(this);
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mDeleteDropTarget.setSearchDropTargetBar(this);
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mEnableDropDownDropTargets =
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getResources().getBoolean(R.bool.config_useDropTargetDownTransition);
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// Create the various fade animations
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if (mEnableDropDownDropTargets) {
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mDropTargetBar.setTranslationY(-mBarHeight);
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mDropTargetBarAnim = LauncherAnimUtils.ofFloat(mDropTargetBar, "translationY",
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-mBarHeight, 0f);
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mQSBSearchBarAnim = LauncherAnimUtils.ofFloat(mQSBSearchBar, "translationY", 0,
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-mBarHeight);
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} else {
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mDropTargetBar.setAlpha(0f);
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mDropTargetBarAnim = LauncherAnimUtils.ofFloat(mDropTargetBar, "alpha", 0f, 1f);
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mQSBSearchBarAnim = LauncherAnimUtils.ofFloat(mQSBSearchBar, "alpha", 1f, 0f);
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}
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setupAnimation(mDropTargetBarAnim, mDropTargetBar);
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setupAnimation(mQSBSearchBarAnim, mQSBSearchBar);
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}
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public void finishAnimations() {
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prepareStartAnimation(mDropTargetBar);
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mDropTargetBarAnim.reverse();
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prepareStartAnimation(mQSBSearchBar);
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mQSBSearchBarAnim.reverse();
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}
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/*
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* Shows and hides the search bar.
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*/
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public void showSearchBar(boolean animated) {
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if (!mIsSearchBarHidden) return;
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if (animated) {
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prepareStartAnimation(mQSBSearchBar);
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mQSBSearchBarAnim.reverse();
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} else {
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mQSBSearchBarAnim.cancel();
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if (mEnableDropDownDropTargets) {
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mQSBSearchBar.setTranslationY(0);
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} else {
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mQSBSearchBar.setAlpha(1f);
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}
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}
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mIsSearchBarHidden = false;
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}
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public void hideSearchBar(boolean animated) {
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if (mIsSearchBarHidden) return;
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if (animated) {
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prepareStartAnimation(mQSBSearchBar);
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mQSBSearchBarAnim.start();
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} else {
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mQSBSearchBarAnim.cancel();
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if (mEnableDropDownDropTargets) {
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mQSBSearchBar.setTranslationY(-mBarHeight);
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} else {
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mQSBSearchBar.setAlpha(0f);
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}
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}
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mIsSearchBarHidden = true;
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}
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/*
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* Gets various transition durations.
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*/
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public int getTransitionInDuration() {
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return sTransitionInDuration;
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}
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public int getTransitionOutDuration() {
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return sTransitionOutDuration;
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}
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/*
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* DragController.DragListener implementation
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*/
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@Override
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public void onDragStart(DragSource source, Object info, int dragAction) {
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// Animate out the QSB search bar, and animate in the drop target bar
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prepareStartAnimation(mDropTargetBar);
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mDropTargetBarAnim.start();
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if (!mIsSearchBarHidden) {
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prepareStartAnimation(mQSBSearchBar);
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mQSBSearchBarAnim.start();
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}
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}
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public void deferOnDragEnd() {
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mDeferOnDragEnd = true;
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}
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@Override
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public void onDragEnd() {
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if (!mDeferOnDragEnd) {
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// Restore the QSB search bar, and animate out the drop target bar
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prepareStartAnimation(mDropTargetBar);
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mDropTargetBarAnim.reverse();
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if (!mIsSearchBarHidden) {
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prepareStartAnimation(mQSBSearchBar);
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mQSBSearchBarAnim.reverse();
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}
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} else {
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mDeferOnDragEnd = false;
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}
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}
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public void onSearchPackagesChanged(boolean searchVisible, boolean voiceVisible) {
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if (mQSBSearchBar != null) {
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Drawable bg = mQSBSearchBar.getBackground();
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if (bg != null && (!searchVisible && !voiceVisible)) {
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// Save the background and disable it
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mPreviousBackground = bg;
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mQSBSearchBar.setBackgroundResource(0);
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} else if (mPreviousBackground != null && (searchVisible || voiceVisible)) {
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// Restore the background
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mQSBSearchBar.setBackground(mPreviousBackground);
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}
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}
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}
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public Rect getSearchBarBounds() {
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if (mQSBSearchBar != null) {
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final int[] pos = new int[2];
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mQSBSearchBar.getLocationOnScreen(pos);
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final Rect rect = new Rect();
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rect.left = pos[0];
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rect.top = pos[1];
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rect.right = pos[0] + mQSBSearchBar.getWidth();
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rect.bottom = pos[1] + mQSBSearchBar.getHeight();
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return rect;
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} else {
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return null;
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}
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}
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}
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