// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package org.chromium.chrome.testshell;
import android.content.Context;
import android.graphics.drawable.ClipDrawable;
import android.text.TextUtils;
import android.util.AttributeSet;
import android.view.KeyEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputMethodManager;
import android.widget.EditText;
import android.widget.ImageButton;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.TextView.OnEditorActionListener;
import org.chromium.chrome.browser.TabBase;
import org.chromium.chrome.browser.TabObserver;
import org.chromium.chrome.browser.EmptyTabObserver;
import org.chromium.content.browser.LoadUrlParams;
/**
* A Toolbar {@link View} that shows the URL and navigation buttons.
*/
public class TestShellToolbar extends LinearLayout {
private static final long COMPLETED_PROGRESS_TIMEOUT_MS = 200;
private Runnable mClearProgressRunnable = new Runnable() {
@Override
public void run() {
mProgressDrawable.setLevel(0);
}
};
private EditText mUrlTextView;
private ImageButton mPrevButton;
private ImageButton mNextButton;
private ClipDrawable mProgressDrawable;
private TestShellTab mTab;
private TabObserver mTabObserver = new TabObserverImpl();
private MenuHandler mMenuHandler;
/**
* @param context The Context the view is running in.
* @param attrs The attributes of the XML tag that is inflating the view.
*/
public TestShellToolbar(Context context, AttributeSet attrs) {
super(context, attrs);
}
/**
* The toolbar will visually represent the state of {@code tab}.
* @param tab The TabBase that should be represented.
*/
public void showTab(TestShellTab tab) {
if (mTab != null) mTab.removeObserver(mTabObserver);
mTab = tab;
mTab.addObserver(mTabObserver);
mUrlTextView.setText(mTab.getContentView().getUrl());
}
private void onUpdateUrl(String url) {
mUrlTextView.setText(url);
}
private void onLoadProgressChanged(int progress) {
removeCallbacks(mClearProgressRunnable);
mProgressDrawable.setLevel((int) (100.0 * progress));
if (progress == 100) postDelayed(mClearProgressRunnable, COMPLETED_PROGRESS_TIMEOUT_MS);
}
@Override
protected void onFinishInflate() {
super.onFinishInflate();
mProgressDrawable = (ClipDrawable) findViewById(R.id.toolbar).getBackground();
initializeUrlField();
initializeNavigationButtons();
initializeMenuButton();
}
public void setMenuHandler(MenuHandler menuHandler) {
mMenuHandler = menuHandler;
}
private void initializeUrlField() {
mUrlTextView = (EditText) findViewById(R.id.url);
mUrlTextView.setOnEditorActionListener(new OnEditorActionListener() {
@Override
public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
if ((actionId != EditorInfo.IME_ACTION_GO) && (event == null ||
event.getKeyCode() != KeyEvent.KEYCODE_ENTER ||
event.getKeyCode() != KeyEvent.ACTION_DOWN)) {
return false;
}
mTab.loadUrlWithSanitization(mUrlTextView.getText().toString());
mUrlTextView.clearFocus();
setKeyboardVisibilityForUrl(false);
mTab.getContentView().requestFocus();
return true;
}
});
mUrlTextView.setOnFocusChangeListener(new OnFocusChangeListener() {
@Override
public void onFocusChange(View v, boolean hasFocus) {
setKeyboardVisibilityForUrl(hasFocus);
mNextButton.setVisibility(hasFocus ? GONE : VISIBLE);
mPrevButton.setVisibility(hasFocus ? GONE : VISIBLE);
if (!hasFocus) {
mUrlTextView.setText(mTab.getContentView().getUrl());
}
}
});
}
private void initializeNavigationButtons() {
mPrevButton = (ImageButton) findViewById(R.id.prev);
mPrevButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
if (mTab.canGoBack()) mTab.goBack();
}
});
mNextButton = (ImageButton) findViewById(R.id.next);
mNextButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
if (mTab.canGoForward()) mTab.goForward();
}
});
}
private void initializeMenuButton() {
ImageButton menuButton = (ImageButton) findViewById(R.id.menu_button);
menuButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
if (mMenuHandler != null) mMenuHandler.showPopupMenu();
}
});
}
private void setKeyboardVisibilityForUrl(boolean visible) {
InputMethodManager imm = (InputMethodManager) getContext().getSystemService(
Context.INPUT_METHOD_SERVICE);
if (visible) {
imm.showSoftInput(mUrlTextView, InputMethodManager.SHOW_IMPLICIT);
} else {
imm.hideSoftInputFromWindow(mUrlTextView.getWindowToken(), 0);
}
}
private class TabObserverImpl extends EmptyTabObserver {
@Override
public void onLoadProgressChanged(TabBase tab, int progress) {
if (tab == mTab) TestShellToolbar.this.onLoadProgressChanged(progress);
}
@Override
public void onUpdateUrl(TabBase tab, String url) {
if (tab == mTab) TestShellToolbar.this.onUpdateUrl(url);
}
}
}