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/*
* Copyright (C) 2017 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.dialer.main.impl;
import android.support.design.widget.FloatingActionButton;
import android.text.TextUtils;
import android.view.View;
import android.view.animation.Animation;
import android.view.animation.Animation.AnimationListener;
import com.android.dialer.common.Assert;
import com.android.dialer.dialpadview.DialpadFragment;
import com.android.dialer.dialpadview.DialpadFragment.DialpadListener;
import com.android.dialer.main.impl.toolbar.MainToolbar;
import com.android.dialer.main.impl.toolbar.SearchBarListener;
import com.android.dialer.searchfragment.list.NewSearchFragment;
import com.android.dialer.util.ViewUtil;
import com.google.common.base.Optional;
/**
* Search controller for handling all the logic related to entering and exiting the search UI.
*
* <p>Components modified are:
*
* <ul>
* <li>Bottom Nav Bar, completely hidden when in search ui.
* <li>FAB, visible in dialpad search when dialpad is hidden. Otherwise, FAB is hidden.
* <li>Toolbar, expanded and visible when dialpad is hidden. Otherwise, hidden off screen.
* <li>Dialpad, shown through fab clicks and hidden with Android back button.
* </ul>
*
* @see #onBackPressed()
*/
final class MainSearchController implements SearchBarListener {
private static final String DIALPAD_FRAGMENT_TAG = "dialpad_fragment_tag";
private static final String SEARCH_FRAGMENT_TAG = "search_fragment_tag";
private final MainActivity mainActivity;
private final BottomNavBar bottomNav;
private final FloatingActionButton fab;
private final MainToolbar toolbar;
MainSearchController(
MainActivity mainActivity,
BottomNavBar bottomNav,
FloatingActionButton fab,
MainToolbar toolbar) {
this.mainActivity = mainActivity;
this.bottomNav = bottomNav;
this.fab = fab;
this.toolbar = toolbar;
}
/** Shows the dialpad, hides the FAB and slides the toolbar off screen. */
public void showDialpad(boolean animate) {
Assert.checkArgument(!isDialpadVisible());
fab.hide();
toolbar.slideUp(animate);
toolbar.expand(animate, Optional.absent());
mainActivity.setTitle(R.string.dialpad_activity_title);
android.app.FragmentTransaction transaction =
mainActivity.getFragmentManager().beginTransaction();
// Show Search
if (getSearchFragment() == null) {
NewSearchFragment searchFragment = NewSearchFragment.newInstance(false);
transaction.add(R.id.search_fragment_container, searchFragment, SEARCH_FRAGMENT_TAG);
} else if (!isSearchVisible()) {
transaction.show(getSearchFragment());
}
// Show Dialpad
if (getDialpadFragment() == null) {
DialpadFragment dialpadFragment = new DialpadFragment();
transaction.add(R.id.dialpad_fragment_container, dialpadFragment, DIALPAD_FRAGMENT_TAG);
} else {
DialpadFragment dialpadFragment = getDialpadFragment();
transaction.show(dialpadFragment);
}
transaction.commit();
}
/** Hides the dialpad, reveals the FAB and slides the toolbar back onto the screen. */
private void hideDialpad(boolean animate, boolean bottomNavVisible) {
Assert.checkArgument(isDialpadVisible());
fab.show();
toolbar.slideDown(animate);
mainActivity.setTitle(R.string.main_activity_label);
DialpadFragment dialpadFragment = getDialpadFragment();
dialpadFragment.setAnimate(animate);
dialpadFragment.slideDown(
animate,
new AnimationListener() {
@Override
public void onAnimationStart(Animation animation) {
// Slide the bottom nav on animation start so it's (not) visible when the dialpad
// finishes animating down.
if (bottomNavVisible) {
showBottomNav();
} else {
hideBottomNav();
}
}
@Override
public void onAnimationEnd(Animation animation) {
if (!(mainActivity.isFinishing() || mainActivity.isDestroyed())) {
mainActivity.getFragmentManager().beginTransaction().remove(dialpadFragment).commit();
}
}
@Override
public void onAnimationRepeat(Animation animation) {}
});
}
private void hideBottomNav() {
bottomNav.setVisibility(View.INVISIBLE);
if (bottomNav.getHeight() == 0) {
ViewUtil.doOnGlobalLayout(bottomNav, v -> fab.setTranslationY(bottomNav.getHeight()));
} else {
fab.setTranslationY(bottomNav.getHeight());
}
}
private void showBottomNav() {
bottomNav.setVisibility(View.VISIBLE);
fab.setTranslationY(0);
}
/** Should be called when {@link DialpadListener#onDialpadShown()} is called. */
public void onDialpadShown() {
getDialpadFragment().slideUp(true);
}
/**
* Should be called when the user presses the back button.
*
* @return true if #onBackPressed() handled to action.
*/
public boolean onBackPressed() {
if (isDialpadVisible() && !TextUtils.isEmpty(getDialpadFragment().getQuery())) {
hideDialpad(/* animate=*/ true, /* bottomNavVisible=*/ false);
return true;
} else if (isSearchVisible()) {
closeSearch(true);
return true;
} else {
return false;
}
}
/** Calls {@link #hideDialpad(boolean, boolean)} and removes the search fragment. */
private void closeSearch(boolean animate) {
Assert.checkArgument(isSearchVisible());
if (isDialpadVisible()) {
hideDialpad(animate, /* bottomNavVisible=*/ true);
} else if (!fab.isShown()) {
fab.show();
}
showBottomNav();
toolbar.collapse(animate);
mainActivity.getFragmentManager().beginTransaction().remove(getSearchFragment()).commit();
}
private DialpadFragment getDialpadFragment() {
return (DialpadFragment)
mainActivity.getFragmentManager().findFragmentByTag(DIALPAD_FRAGMENT_TAG);
}
private NewSearchFragment getSearchFragment() {
return (NewSearchFragment)
mainActivity.getFragmentManager().findFragmentByTag(SEARCH_FRAGMENT_TAG);
}
private boolean isDialpadVisible() {
DialpadFragment fragment = getDialpadFragment();
return fragment != null
&& fragment.isAdded()
&& !fragment.isHidden()
&& fragment.isDialpadSlideUp();
}
private boolean isSearchVisible() {
NewSearchFragment fragment = getSearchFragment();
return fragment != null && fragment.isAdded() && !fragment.isHidden();
}
/**
* Opens search in regular/search bar search mode.
*
* <p>Hides fab, expands toolbar and starts the search fragment.
*/
@Override
public void onSearchBarClicked() {
fab.hide();
toolbar.expand(/* animate=*/ true, Optional.absent());
android.app.FragmentTransaction transaction =
mainActivity.getFragmentManager().beginTransaction();
// Show Search
if (getSearchFragment() == null) {
NewSearchFragment searchFragment = NewSearchFragment.newInstance(false);
transaction.add(R.id.search_fragment_container, searchFragment, SEARCH_FRAGMENT_TAG);
} else if (!isSearchVisible()) {
transaction.show(getSearchFragment());
}
transaction.commit();
}
@Override
public void onSearchBackButtonClicked() {
closeSearch(true);
}
@Override
public void onSearchQueryUpdated(String query) {}
@Override
public void onVoiceButtonClicked(VoiceSearchResultCallback voiceSearchResultCallback) {}
@Override
public void openSettings() {}
@Override
public void sendFeedback() {}
}
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