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/*
* Copyright (C) 2010 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 com.android.launcher.R;
import android.animation.Animator;
import android.animation.ObjectAnimator;
import android.animation.ValueAnimator;
import android.content.Context;
import android.content.res.Resources;
import android.util.AttributeSet;
import android.util.Log;
import android.view.MotionEvent;
import android.view.View;
import android.widget.TabHost;
import java.util.ArrayList;
/**
* Implements a tabbed version of AllApps2D.
*/
public class AllAppsTabbed extends TabHost implements AllAppsView {
private static final String TAG = "Launcher.AllAppsTabbed";
private static final String TAG_ALL = "ALL";
private static final String TAG_DOWNLOADED = "DOWNLOADED";
private AllAppsPagedView mAllApps;
private Context mContext;
public AllAppsTabbed(Context context, AttributeSet attrs) {
super(context, attrs);
mContext = context;
}
@Override
protected void onFinishInflate() {
// setup the tab host
setup();
try {
mAllApps = (AllAppsPagedView) findViewById(R.id.all_apps_paged_view);
if (mAllApps == null) throw new Resources.NotFoundException();
} catch (Resources.NotFoundException e) {
Log.e(TAG, "Can't find necessary layout elements for AllAppsTabbed");
}
// share the same AllApps workspace across all the tabs
TabContentFactory contentFactory = new TabContentFactory() {
public View createTabContent(String tag) {
return mAllApps;
}
};
String label = mContext.getString(R.string.all_apps_tab_all);
addTab(newTabSpec(TAG_ALL).setIndicator(label).setContent(contentFactory));
label = mContext.getString(R.string.all_apps_tab_downloaded);
addTab(newTabSpec(TAG_DOWNLOADED).setIndicator(label).setContent(contentFactory));
setOnTabChangedListener(new OnTabChangeListener() {
public void onTabChanged(String tabId) {
// animate the changing of the tab content by fading pages in and out
final Resources res = getResources();
final int duration = res.getInteger(R.integer.config_tabTransitionTime);
final float alpha = mAllApps.getAlpha();
ValueAnimator alphaAnim = ObjectAnimator.ofFloat(mAllApps, "alpha", alpha, 0.0f).
setDuration(duration);
alphaAnim.addListener(new LauncherAnimatorListenerAdapter() {
@Override
public void onAnimationEndOrCancel(Animator animation) {
String tag = getCurrentTabTag();
if (tag == TAG_ALL) {
mAllApps.setAppFilter(AllAppsPagedView.ALL_APPS_FLAG);
} else if (tag == TAG_DOWNLOADED) {
mAllApps.setAppFilter(ApplicationInfo.DOWNLOADED_FLAG);
}
final float alpha = mAllApps.getAlpha();
ObjectAnimator.ofFloat(mAllApps, "alpha", alpha, 1.0f).
setDuration(duration).start();
}
});
alphaAnim.start();
}
});
// It needs to be INVISIBLE so that it will be measured in the layout.
// Otherwise the animations is messed up when we show it for the first time.
setVisibility(INVISIBLE);
}
@Override
public void setLauncher(Launcher launcher) {
mAllApps.setLauncher(launcher);
}
@Override
public void setDragController(DragController dragger) {
mAllApps.setDragController(dragger);
}
@Override
public void zoom(float zoom, boolean animate) {
// NOTE: animate parameter is ignored for the TabHost itself
setVisibility((zoom == 0.0f) ? View.GONE : View.VISIBLE);
mAllApps.zoom(zoom, animate);
}
@Override
public void setVisibility(int visibility) {
final boolean isVisible = (visibility == View.VISIBLE);
super.setVisibility(visibility);
float zoom = (isVisible ? 1.0f : 0.0f);
mAllApps.zoom(zoom, false);
}
@Override
public boolean isVisible() {
return mAllApps.isVisible();
}
@Override
public boolean isAnimating() {
return (getAnimation() != null);
}
@Override
public void setApps(ArrayList<ApplicationInfo> list) {
mAllApps.setApps(list);
}
@Override
public void addApps(ArrayList<ApplicationInfo> list) {
mAllApps.addApps(list);
}
@Override
public void removeApps(ArrayList<ApplicationInfo> list) {
mAllApps.removeApps(list);
}
@Override
public void updateApps(ArrayList<ApplicationInfo> list) {
mAllApps.updateApps(list);
}
@Override
public void dumpState() {
mAllApps.dumpState();
}
@Override
public void surrender() {
mAllApps.surrender();
}
@Override
public boolean onTouchEvent(MotionEvent ev) {
if (ev.getY() > mAllApps.getBottom()) {
return false;
}
return true;
}
}
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