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/*
* Copyright (C) 2009 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.browser;
import android.app.Activity;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.content.res.Resources;
import android.graphics.drawable.Animatable;
import android.graphics.drawable.Drawable;
import android.speech.RecognizerIntent;
import android.text.SpannableString;
import android.text.Spanned;
import android.text.TextUtils;
import android.text.style.ImageSpan;
import android.util.DisplayMetrics;
import android.util.TypedValue;
import android.view.ContextMenu;
import android.view.LayoutInflater;
import android.view.MenuInflater;
import android.view.View;
import android.view.View.OnFocusChangeListener;
import android.widget.ImageButton;
import android.widget.ImageView;
import android.widget.ProgressBar;
/**
* This class represents a title bar for a particular "tab" or "window" in the
* browser.
*/
public class TitleBar extends TitleBarBase implements OnFocusChangeListener {
private Activity mActivity;
private ImageButton mRtButton;
private Drawable mCircularProgress;
private ProgressBar mHorizontalProgress;
private ImageView mStopButton;
private Drawable mBookmarkDrawable;
private Drawable mVoiceDrawable;
private boolean mInLoad;
private View mTitleBg;
private Intent mVoiceSearchIntent;
private Drawable mVoiceModeBackground;
private Drawable mNormalBackground;
private ImageSpan mArcsSpan;
private int mLeftMargin;
private int mRightMargin;
public TitleBar(Activity activity, UiController controller, PhoneUi ui) {
super(activity, controller, ui);
LayoutInflater factory = LayoutInflater.from(activity);
factory.inflate(R.layout.title_bar, this);
mActivity = activity;
mUrlInput = (UrlInputView) findViewById(R.id.url_input);
mUrlInput.setCompoundDrawablePadding(5);
mUrlInput.setContainer(this);
mUrlInput.setSelectAllOnFocus(true);
mUrlInput.setController(mUiController);
mUrlInput.setUrlInputListener(this);
mUrlInput.setOnFocusChangeListener(this);
mTitleBg = findViewById(R.id.title_bg);
mLockIcon = (ImageView) findViewById(R.id.lock);
mFavicon = (ImageView) findViewById(R.id.favicon);
mStopButton = (ImageView) findViewById(R.id.stop);
mRtButton = (ImageButton) findViewById(R.id.rt_btn);
Resources resources = activity.getResources();
mCircularProgress = resources.getDrawable(
com.android.internal.R.drawable.search_spinner);
DisplayMetrics metrics = resources.getDisplayMetrics();
mLeftMargin = (int) TypedValue.applyDimension(
TypedValue.COMPLEX_UNIT_DIP, 8f, metrics);
mRightMargin = (int) TypedValue.applyDimension(
TypedValue.COMPLEX_UNIT_DIP, 6f, metrics);
int iconDimension = (int) TypedValue.applyDimension(
TypedValue.COMPLEX_UNIT_DIP, 20f, metrics);
mCircularProgress.setBounds(0, 0, iconDimension, iconDimension);
mHorizontalProgress = (ProgressBar) findViewById(
R.id.progress_horizontal);
mVoiceSearchIntent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH);
mVoiceSearchIntent.putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL,
RecognizerIntent.LANGUAGE_MODEL_WEB_SEARCH);
// This extra tells voice search not to send the application id in its
// results intent - http://b/2546173
//
// TODO: Make a constant for this extra.
mVoiceSearchIntent.putExtra("android.speech.extras.SEND_APPLICATION_ID_EXTRA",
false);
PackageManager pm = activity.getPackageManager();
ResolveInfo ri = pm.resolveActivity(mVoiceSearchIntent,
PackageManager.MATCH_DEFAULT_ONLY);
if (ri == null) {
mVoiceSearchIntent = null;
} else {
mVoiceDrawable = resources.getDrawable(
android.R.drawable.ic_btn_speak_now);
}
mBookmarkDrawable = mRtButton.getDrawable();
mVoiceModeBackground = resources.getDrawable(
R.drawable.title_voice);
mNormalBackground = mTitleBg.getBackground();
mArcsSpan = new ImageSpan(activity, R.drawable.arcs,
ImageSpan.ALIGN_BASELINE);
}
@Override
public void createContextMenu(ContextMenu menu) {
MenuInflater inflater = mActivity.getMenuInflater();
inflater.inflate(R.menu.title_context, menu);
mActivity.onCreateContextMenu(menu, this, null);
}
/**
* Change the TitleBar to or from voice mode. If there is no package to
* handle voice search, the TitleBar cannot be set to voice mode.
*/
@Override
void setInVoiceMode(boolean inVoiceMode) {
if (mInVoiceMode == inVoiceMode) return;
mInVoiceMode = inVoiceMode && mVoiceSearchIntent != null;
Drawable titleDrawable;
if (mInVoiceMode) {
mRtButton.setImageDrawable(mVoiceDrawable);
titleDrawable = mVoiceModeBackground;
mUrlInput.setEllipsize(null);
mRtButton.setVisibility(View.VISIBLE);
mStopButton.setVisibility(View.GONE);
mTitleBg.setBackgroundDrawable(titleDrawable);
mTitleBg.setPadding(mLeftMargin, mTitleBg.getPaddingTop(),
mRightMargin, mTitleBg.getPaddingBottom());
} else {
if (mInLoad) {
mRtButton.setVisibility(View.GONE);
mStopButton.setVisibility(View.VISIBLE);
} else {
mRtButton.setVisibility(View.VISIBLE);
mStopButton.setVisibility(View.GONE);
mRtButton.setImageDrawable(mBookmarkDrawable);
}
mUrlInput.setEllipsize(TextUtils.TruncateAt.END);
mTitleBg.setPadding(mLeftMargin, 0, mRightMargin, 0);
}
mUrlInput.setSingleLine(!mInVoiceMode);
}
/**
* Update the progress, from 0 to 100.
*/
@Override
void setProgress(int newProgress) {
if (newProgress >= mHorizontalProgress.getMax()) {
mUrlInput.setCompoundDrawables(null, null, null, null);
((Animatable) mCircularProgress).stop();
mHorizontalProgress.setVisibility(View.INVISIBLE);
if (!mInVoiceMode) {
mRtButton.setImageDrawable(mBookmarkDrawable);
mRtButton.setVisibility(View.VISIBLE);
mStopButton.setVisibility(View.GONE);
mTitleBg.setBackgroundDrawable(mNormalBackground);
mTitleBg.setPadding(mLeftMargin, 0, mRightMargin, 0);
}
mInLoad = false;
} else {
mHorizontalProgress.setProgress(newProgress);
if (!mInLoad && getWindowToken() != null) {
// checking the window token lets us be sure that we
// are attached to a window before starting the animation,
// preventing a potential race condition
// (fix for bug http://b/2115736)
mUrlInput.setCompoundDrawables(null, null, mCircularProgress,
null);
((Animatable) mCircularProgress).start();
mHorizontalProgress.setVisibility(View.VISIBLE);
if (!mInVoiceMode) {
mTitleBg.setPadding(mLeftMargin, 0, mRightMargin, 0);
mRtButton.setVisibility(View.GONE);
mStopButton.setVisibility(View.VISIBLE);
}
mInLoad = true;
}
}
}
/**
* Update the text displayed in the title bar.
* @param title String to display. If null, the new tab string will be
* shown.
*/
@Override
void setDisplayTitle(String title) {
if (title == null) {
mUrlInput.setText(R.string.new_tab);
} else {
if (mInVoiceMode) {
// Add two spaces. The second one will be replaced with an
// image, and the first one will put space between it and the
// text
SpannableString spannable = new SpannableString(title + " ");
int end = spannable.length();
spannable.setSpan(mArcsSpan, end - 1, end,
Spanned.SPAN_MARK_POINT);
mUrlInput.setText(spannable);
} else {
mUrlInput.setText(title);
}
}
}
@Override
public void onFocusChange(View v, boolean hasFocus) {
if (v == mUrlInput && hasFocus) {
mActivity.closeOptionsMenu();
}
}
}
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