| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.launcher2; |
| |
| import android.content.Context; |
| import android.content.res.Resources; |
| import android.graphics.PorterDuff; |
| import android.graphics.PorterDuffColorFilter; |
| import android.util.AttributeSet; |
| import android.view.View; |
| import android.widget.FrameLayout; |
| |
| import com.android.launcher.R; |
| |
| /* |
| * Ths bar will manage the transition between the QSB search bar and the delete drop |
| * targets so that each of the individual IconDropTargets don't have to. |
| */ |
| public class SearchDropTargetBar extends FrameLayout implements DragController.DragListener { |
| |
| private static final int sTransitionInDuration = 275; |
| private static final int sTransitionOutDuration = 100; |
| |
| private boolean mIsSearchBarHidden; |
| private View mQSBSearchBar; |
| private View mDropTargetBar; |
| private IconDropTarget mInfoDropTarget; |
| private IconDropTarget mDeleteDropTarget; |
| |
| public SearchDropTargetBar(Context context, AttributeSet attrs) { |
| this(context, attrs, 0); |
| } |
| |
| public SearchDropTargetBar(Context context, AttributeSet attrs, int defStyle) { |
| super(context, attrs, defStyle); |
| } |
| |
| public void setup(Launcher launcher, DragController dragController) { |
| dragController.addDragListener(this); |
| dragController.addDragListener(mInfoDropTarget); |
| dragController.addDragListener(mDeleteDropTarget); |
| dragController.addDropTarget(mInfoDropTarget); |
| dragController.addDropTarget(mDeleteDropTarget); |
| mInfoDropTarget.setLauncher(launcher); |
| mDeleteDropTarget.setLauncher(launcher); |
| } |
| |
| @Override |
| protected void onFinishInflate() { |
| super.onFinishInflate(); |
| |
| // Get the individual components |
| mQSBSearchBar = findViewById(R.id.qsb_search_bar); |
| mDropTargetBar = findViewById(R.id.drag_target_bar); |
| mInfoDropTarget = (IconDropTarget) mDropTargetBar.findViewById(R.id.info_target); |
| mDeleteDropTarget = (IconDropTarget) mDropTargetBar.findViewById(R.id.delete_target); |
| } |
| |
| /* |
| * Shows and hides the search bar. |
| */ |
| public void showSearchBar(boolean animated) { |
| if (animated) { |
| mQSBSearchBar.animate().alpha(1f).setDuration(sTransitionInDuration); |
| } else { |
| mQSBSearchBar.setAlpha(1f); |
| } |
| mIsSearchBarHidden = false; |
| } |
| public void hideSearchBar(boolean animated) { |
| if (animated) { |
| mQSBSearchBar.animate().alpha(0f).setDuration(sTransitionOutDuration); |
| } else { |
| mQSBSearchBar.setAlpha(0f); |
| } |
| mIsSearchBarHidden = true; |
| } |
| |
| /* |
| * Gets various transition durations. |
| */ |
| public int getTransitionInDuration() { |
| return sTransitionInDuration; |
| } |
| public int getTransitionOutDuration() { |
| return sTransitionOutDuration; |
| } |
| |
| /* |
| * DragController.DragListener implementation |
| */ |
| @Override |
| public void onDragStart(DragSource source, Object info, int dragAction) { |
| // Animate out the QSB search bar, and animate in the drop target bar |
| mDropTargetBar.animate().alpha(1f).setDuration(sTransitionInDuration); |
| if (!mIsSearchBarHidden) { |
| mQSBSearchBar.animate().alpha(0f).setDuration(sTransitionOutDuration); |
| } |
| } |
| |
| @Override |
| public void onDragEnd() { |
| // Restore the QSB search bar, and animate out the drop target bar |
| mDropTargetBar.animate().alpha(0f).setDuration(sTransitionOutDuration); |
| if (!mIsSearchBarHidden) { |
| mQSBSearchBar.animate().alpha(1f).setDuration(sTransitionInDuration); |
| } |
| } |
| } |