| /* |
| * 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.content.Context; |
| 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.os.Handler; |
| import android.os.Message; |
| 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.MotionEvent; |
| import android.view.View; |
| import android.view.ViewConfiguration; |
| import android.widget.ImageView; |
| import android.widget.ProgressBar; |
| import android.widget.TextView; |
| |
| import com.android.common.speech.LoggingEvents; |
| |
| /** |
| * This class represents a title bar for a particular "tab" or "window" in the |
| * browser. |
| */ |
| public class TitleBar extends TitleBarBase { |
| private TextView mTitle; |
| private ImageView mRtButton; |
| private Drawable mCircularProgress; |
| private ProgressBar mHorizontalProgress; |
| private ImageView mStopButton; |
| private Drawable mBookmarkDrawable; |
| private Drawable mVoiceDrawable; |
| private boolean mInLoad; |
| private BrowserActivity mBrowserActivity; |
| private View mTitleBg; |
| private MyHandler mHandler; |
| private Intent mVoiceSearchIntent; |
| private boolean mInVoiceMode; |
| private Drawable mVoiceModeBackground; |
| private Drawable mNormalBackground; |
| private Drawable mLoadingBackground; |
| private ImageSpan mArcsSpan; |
| private int mLeftMargin; |
| private int mRightMargin; |
| |
| private static int LONG_PRESS = 1; |
| |
| public TitleBar(BrowserActivity context) { |
| super(context); |
| mHandler = new MyHandler(); |
| LayoutInflater factory = LayoutInflater.from(context); |
| factory.inflate(R.layout.title_bar, this); |
| mBrowserActivity = context; |
| |
| mTitle = (TextView) findViewById(R.id.title); |
| mTitle.setCompoundDrawablePadding(5); |
| |
| 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 = (ImageView) findViewById(R.id.rt_btn); |
| Resources resources = context.getResources(); |
| mCircularProgress = (Drawable) 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 = context.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(); |
| mLoadingBackground = resources.getDrawable(R.drawable.title_loading); |
| mArcsSpan = new ImageSpan(context, R.drawable.arcs, |
| ImageSpan.ALIGN_BASELINE); |
| } |
| |
| private class MyHandler extends Handler { |
| public void handleMessage(Message msg) { |
| if (msg.what == LONG_PRESS) { |
| // Prevent the normal action from happening by setting the title |
| // bar's state to false. |
| mTitleBg.setPressed(false); |
| // Need to call a special method on BrowserActivity for when the |
| // fake title bar is up, because its ViewGroup does not show a |
| // context menu. |
| mBrowserActivity.showTitleBarContextMenu(); |
| } |
| } |
| }; |
| |
| @Override |
| public void createContextMenu(ContextMenu menu) { |
| MenuInflater inflater = mBrowserActivity.getMenuInflater(); |
| inflater.inflate(R.menu.title_context, menu); |
| mBrowserActivity.onCreateContextMenu(menu, this, null); |
| } |
| |
| @Override |
| public boolean onTouchEvent(MotionEvent event) { |
| ImageView button = mInLoad ? mStopButton : mRtButton; |
| switch (event.getAction()) { |
| case MotionEvent.ACTION_DOWN: |
| // Make all touches hit either the textfield or the button, |
| // depending on which side of the right edge of the textfield |
| // they hit. |
| if ((int) event.getX() > mTitleBg.getRight()) { |
| button.setPressed(true); |
| } else { |
| mTitleBg.setPressed(true); |
| mHandler.sendMessageDelayed(mHandler.obtainMessage( |
| LONG_PRESS), |
| ViewConfiguration.getLongPressTimeout()); |
| } |
| break; |
| case MotionEvent.ACTION_MOVE: |
| int slop = ViewConfiguration.get(mBrowserActivity) |
| .getScaledTouchSlop(); |
| if ((int) event.getY() > getHeight() + slop) { |
| // We only trigger the actions in ACTION_UP if one or the |
| // other is pressed. Since the user moved off the title |
| // bar, mark both as not pressed. |
| mTitleBg.setPressed(false); |
| button.setPressed(false); |
| mHandler.removeMessages(LONG_PRESS); |
| break; |
| } |
| int x = (int) event.getX(); |
| int titleRight = mTitleBg.getRight(); |
| if (mTitleBg.isPressed() && x > titleRight + slop) { |
| mTitleBg.setPressed(false); |
| mHandler.removeMessages(LONG_PRESS); |
| } else if (button.isPressed() && x < titleRight - slop) { |
| button.setPressed(false); |
| } |
| break; |
| case MotionEvent.ACTION_CANCEL: |
| button.setPressed(false); |
| mTitleBg.setPressed(false); |
| mHandler.removeMessages(LONG_PRESS); |
| break; |
| case MotionEvent.ACTION_UP: |
| if (button.isPressed()) { |
| if (mInVoiceMode) { |
| if (mBrowserActivity.getTabControl().getCurrentTab() |
| .voiceSearchSourceIsGoogle()) { |
| Intent i = new Intent( |
| LoggingEvents.ACTION_LOG_EVENT); |
| i.putExtra(LoggingEvents.EXTRA_EVENT, |
| LoggingEvents.VoiceSearch.RETRY); |
| mBrowserActivity.sendBroadcast(i); |
| } |
| mBrowserActivity.startActivity(mVoiceSearchIntent); |
| } else if (mInLoad) { |
| mBrowserActivity.stopLoading(); |
| } else { |
| mBrowserActivity.promptAddOrInstallBookmark(); |
| } |
| button.setPressed(false); |
| } else if (mTitleBg.isPressed()) { |
| mHandler.removeMessages(LONG_PRESS); |
| if (mInVoiceMode) { |
| if (mBrowserActivity.getTabControl().getCurrentTab() |
| .voiceSearchSourceIsGoogle()) { |
| Intent i = new Intent( |
| LoggingEvents.ACTION_LOG_EVENT); |
| i.putExtra(LoggingEvents.EXTRA_EVENT, |
| LoggingEvents.VoiceSearch.N_BEST_REVEAL); |
| mBrowserActivity.sendBroadcast(i); |
| } |
| mBrowserActivity.showVoiceSearchResults( |
| mTitle.getText().toString().trim()); |
| } else { |
| mBrowserActivity.editUrl(); |
| } |
| mTitleBg.setPressed(false); |
| } |
| break; |
| default: |
| break; |
| } |
| return true; |
| } |
| |
| /** |
| * 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. |
| */ |
| /* package */ void setInVoiceMode(boolean inVoiceMode) { |
| if (mInVoiceMode == inVoiceMode) return; |
| mInVoiceMode = inVoiceMode && mVoiceSearchIntent != null; |
| Drawable titleDrawable; |
| if (mInVoiceMode) { |
| mRtButton.setImageDrawable(mVoiceDrawable); |
| titleDrawable = mVoiceModeBackground; |
| mTitle.setEllipsize(null); |
| mRtButton.setVisibility(View.VISIBLE); |
| mStopButton.setVisibility(View.GONE); |
| mTitleBg.setBackgroundDrawable(titleDrawable); |
| mTitleBg.setPadding(mLeftMargin, mTitleBg.getPaddingTop(), |
| mRightMargin, mTitleBg.getPaddingBottom()); |
| } else { |
| if (mInLoad) { |
| titleDrawable = mLoadingBackground; |
| mRtButton.setVisibility(View.GONE); |
| mStopButton.setVisibility(View.VISIBLE); |
| } else { |
| titleDrawable = mNormalBackground; |
| mRtButton.setVisibility(View.VISIBLE); |
| mStopButton.setVisibility(View.GONE); |
| mRtButton.setImageDrawable(mBookmarkDrawable); |
| } |
| mTitle.setEllipsize(TextUtils.TruncateAt.END); |
| mTitleBg.setBackgroundDrawable(titleDrawable); |
| mTitleBg.setPadding(mLeftMargin, 0, mRightMargin, 0); |
| } |
| mTitle.setSingleLine(!mInVoiceMode); |
| } |
| |
| /** |
| * Update the progress, from 0 to 100. |
| */ |
| /* package */ void setProgress(int newProgress) { |
| if (newProgress >= mHorizontalProgress.getMax()) { |
| mTitle.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) |
| mTitle.setCompoundDrawables(null, null, mCircularProgress, |
| null); |
| ((Animatable) mCircularProgress).start(); |
| mHorizontalProgress.setVisibility(View.VISIBLE); |
| if (!mInVoiceMode) { |
| mTitleBg.setBackgroundDrawable(mLoadingBackground); |
| 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 loading string will be |
| * shown. |
| */ |
| /* package */ void setDisplayTitle(String title) { |
| if (title == null) { |
| mTitle.setText(R.string.title_bar_loading); |
| } 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); |
| mTitle.setText(spannable); |
| } else { |
| mTitle.setText(title); |
| } |
| } |
| } |
| } |
