| /* |
| * 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.res.Resources; |
| import android.graphics.Bitmap; |
| import android.graphics.Color; |
| import android.graphics.Rect; |
| import android.graphics.drawable.Animatable; |
| import android.graphics.drawable.BitmapDrawable; |
| import android.graphics.drawable.Drawable; |
| import android.graphics.drawable.LayerDrawable; |
| import android.graphics.drawable.PaintDrawable; |
| import android.os.Handler; |
| import android.os.Message; |
| 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.LinearLayout; |
| import android.widget.ProgressBar; |
| import android.widget.TextView; |
| |
| /** |
| * This class represents a title bar for a particular "tab" or "window" in the |
| * browser. |
| */ |
| public class TitleBar extends LinearLayout { |
| private TextView mTitle; |
| private Drawable mCloseDrawable; |
| private ImageView mRtButton; |
| private Drawable mCircularProgress; |
| private ProgressBar mHorizontalProgress; |
| private ImageView mFavicon; |
| private ImageView mLockIcon; |
| private Drawable mStopDrawable; |
| private Drawable mBookmarkDrawable; |
| private boolean mInLoad; |
| private BrowserActivity mBrowserActivity; |
| private Drawable mGenericFavicon; |
| private int mIconDimension; |
| private View mTitleBg; |
| private MyHandler mHandler; |
| |
| private static int LONG_PRESS = 1; |
| |
| public TitleBar(BrowserActivity context) { |
| super(context, null); |
| 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); |
| |
| mRtButton = (ImageView) findViewById(R.id.rt_btn); |
| Resources resources = context.getResources(); |
| mCircularProgress = (Drawable) resources.getDrawable( |
| com.android.internal.R.drawable.search_spinner); |
| mIconDimension = (int) TypedValue.applyDimension( |
| TypedValue.COMPLEX_UNIT_DIP, 20f, |
| resources.getDisplayMetrics()); |
| mCircularProgress.setBounds(0, 0, mIconDimension, mIconDimension); |
| mHorizontalProgress = (ProgressBar) findViewById( |
| R.id.progress_horizontal); |
| mGenericFavicon = context.getResources().getDrawable( |
| R.drawable.app_web_browser_sm); |
| } |
| |
| 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 |
| protected void onCreateContextMenu(ContextMenu menu) { |
| MenuInflater inflater = mBrowserActivity.getMenuInflater(); |
| inflater.inflate(R.menu.title_context, menu); |
| } |
| |
| @Override |
| public boolean onTouchEvent(MotionEvent event) { |
| 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()) { |
| mRtButton.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); |
| mRtButton.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 (mRtButton.isPressed() && x < titleRight - slop) { |
| mRtButton.setPressed(false); |
| } |
| break; |
| case MotionEvent.ACTION_CANCEL: |
| mRtButton.setPressed(false); |
| mTitleBg.setPressed(false); |
| mHandler.removeMessages(LONG_PRESS); |
| break; |
| case MotionEvent.ACTION_UP: |
| if (mRtButton.isPressed()) { |
| if (mInLoad) { |
| mBrowserActivity.stopLoading(); |
| } else { |
| mBrowserActivity.bookmarksOrHistoryPicker(false); |
| } |
| mRtButton.setPressed(false); |
| } else if (mTitleBg.isPressed()) { |
| mHandler.removeMessages(LONG_PRESS); |
| mBrowserActivity.onSearchRequested(); |
| mTitleBg.setPressed(false); |
| } |
| break; |
| default: |
| break; |
| } |
| return true; |
| } |
| |
| /** |
| * Return whether the associated WebView is currently loading. Needed to |
| * determine whether a click should stop the load or close the tab. |
| */ |
| /* package */ boolean isInLoad() { |
| return mInLoad; |
| } |
| |
| /** |
| * Set a new Bitmap for the Favicon. |
| */ |
| /* package */ void setFavicon(Bitmap icon) { |
| Drawable[] array = new Drawable[3]; |
| array[0] = new PaintDrawable(Color.BLACK); |
| PaintDrawable p = new PaintDrawable(Color.WHITE); |
| array[1] = p; |
| if (icon == null) { |
| array[2] = mGenericFavicon; |
| } else { |
| array[2] = new BitmapDrawable(icon); |
| } |
| LayerDrawable d = new LayerDrawable(array); |
| d.setLayerInset(1, 1, 1, 1, 1); |
| d.setLayerInset(2, 2, 2, 2, 2); |
| mFavicon.setImageDrawable(d); |
| } |
| |
| /** |
| * Set the Drawable for the lock icon, or null to hide it. |
| */ |
| /* package */ void setLock(Drawable d) { |
| if (null == d) { |
| mLockIcon.setVisibility(View.GONE); |
| } else { |
| mLockIcon.setImageDrawable(d); |
| mLockIcon.setVisibility(View.VISIBLE); |
| } |
| } |
| |
| /** |
| * 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 (mBookmarkDrawable != null) { |
| mRtButton.setImageDrawable(mBookmarkDrawable); |
| } |
| 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 (mBookmarkDrawable == null) { |
| mBookmarkDrawable = mRtButton.getDrawable(); |
| } |
| if (mStopDrawable == null) { |
| mRtButton.setImageResource(R.drawable.ic_btn_stop_v2); |
| mStopDrawable = mRtButton.getDrawable(); |
| } else { |
| mRtButton.setImageDrawable(mStopDrawable); |
| } |
| mInLoad = true; |
| } |
| } |
| } |
| |
| /** |
| * Update the title and url. |
| */ |
| /* package */ void setTitleAndUrl(CharSequence title, CharSequence url) { |
| if (url == null) { |
| mTitle.setText(R.string.title_bar_loading); |
| } else { |
| mTitle.setText(url.toString()); |
| } |
| } |
| |
| /* package */ void setToTabPicker() { |
| mTitle.setText(R.string.tab_picker_title); |
| setFavicon(null); |
| setLock(null); |
| mHorizontalProgress.setVisibility(View.GONE); |
| } |
| } |