package org.itri.html5webview;
import android.app.Activity;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.util.AttributeSet;
import android.view.Display;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.webkit.GeolocationPermissions;
import android.webkit.WebChromeClient;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.FrameLayout;
import com.sandsmedia.apps.mobile.android.epub.lib.R;
public class HTML5WebView extends WebView {
private Context mContext;
private MyWebChromeClient mWebChromeClient;
private View mCustomView;
private FrameLayout mCustomViewContainer;
private WebChromeClient.CustomViewCallback mCustomViewCallback;
private FrameLayout mContentView;
private FrameLayout mBrowserFrameLayout;
private FrameLayout mLayout;
static final String LOGTAG = "HTML5WebView";
public void init(Context context) {
mContext = context;
Activity a = (Activity) mContext;
mLayout = new FrameLayout(context);
mBrowserFrameLayout = (FrameLayout) LayoutInflater.from(a).inflate(com.sandsmedia.apps.mobile.android.epub.lib.R.layout.custom_screen, null);
mContentView = (FrameLayout) mBrowserFrameLayout.findViewById(R.id.main_content);
mCustomViewContainer = (FrameLayout) mBrowserFrameLayout.findViewById(R.id.fullscreen_custom_content);
mLayout.addView(mBrowserFrameLayout, COVER_SCREEN_PARAMS);
mWebChromeClient = new MyWebChromeClient();
setWebChromeClient(mWebChromeClient);
setWebViewClient(new MyWebViewClient());
// Configure the webview
WebSettings s = getSettings();
// s.setBuiltInZoomControls(true);
s.setBuiltInZoomControls(false);
// s.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.NARROW_COLUMNS);
// s.setUseWideViewPort(true);
s.setUseWideViewPort(false);
s.setSupportZoom(false);
s.setLoadWithOverviewMode(true);
s.setSavePassword(true);
s.setSaveFormData(true);
s.setJavaScriptEnabled(true);
s.setPluginState(WebSettings.PluginState.ON);
// enable Web Storage: localStorage, sessionStorage
s.setDomStorageEnabled(true);
mContentView.addView(this);
}
public HTML5WebView(Context context) {
super(context);
init(context);
}
public HTML5WebView(Context context, AttributeSet attrs) {
super(context, attrs);
init(context);
}
public HTML5WebView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
init(context);
}
public FrameLayout getLayout() {
return mLayout;
}
public boolean inCustomView() {
return (mCustomView != null);
}
public void hideCustomView() {
mWebChromeClient.onHideCustomView();
}
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
if ((mCustomView == null) && canGoBack()){
goBack();
return true;
}
}
return super.onKeyDown(keyCode, event);
}
private class MyWebChromeClient extends WebChromeClient {
private Bitmap mDefaultVideoPoster;
private View mVideoProgressView;
@Override
public void onShowCustomView(View view, WebChromeClient.CustomViewCallback callback)
{
//Log.i(LOGTAG, "here in on ShowCustomView");
HTML5WebView.this.setVisibility(View.GONE);
// if a view already exists then immediately terminate the new one
if (mCustomView != null) {
callback.onCustomViewHidden();
return;
}
Display display = ((Activity)mContext).getWindowManager().getDefaultDisplay();
int width = display.getWidth()-32;
int height = display.getHeight()-20;
mCustomViewContainer.setLayoutParams(new FrameLayout.LayoutParams(width, height));
mCustomViewContainer.addView(view);
// mCustomViewContainer.addView(view, new FrameLayout.LayoutParams( ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT));
mCustomView = view;
mCustomViewCallback = callback;
mCustomViewContainer.setVisibility(View.VISIBLE);
}
@Override
public void onHideCustomView() {
if (mCustomView == null)
return;
// Hide the custom view.
mCustomView.setVisibility(View.GONE);
// Remove the custom view from its container.
mCustomViewContainer.removeView(mCustomView);
mCustomView = null;
mCustomViewContainer.setVisibility(View.GONE);
mCustomViewCallback.onCustomViewHidden();
HTML5WebView.this.setVisibility(View.VISIBLE);
//Log.i(LOGTAG, "set it to webVew");
}
@Override
public Bitmap getDefaultVideoPoster() {
//Log.i(LOGTAG, "here in on getDefaultVideoPoster");
if (mDefaultVideoPoster == null) {
mDefaultVideoPoster = BitmapFactory.decodeResource(getResources(), R.drawable.default_video_poster);
}
return mDefaultVideoPoster;
}
@Override
public View getVideoLoadingProgressView() {
//Log.i(LOGTAG, "here in on getVideoLoadingPregressView");
if (mVideoProgressView == null) {
LayoutInflater inflater = LayoutInflater.from(mContext);
mVideoProgressView = inflater.inflate(R.layout.video_loading_progress, null);
}
return mVideoProgressView;
}
@Override
public void onReceivedTitle(WebView view, String title) {
((Activity) mContext).setTitle(title);
}
@Override
public void onProgressChanged(WebView view, int newProgress) {
((Activity) mContext).getWindow().setFeatureInt(Window.FEATURE_PROGRESS, newProgress*100);
}
@Override
public void onGeolocationPermissionsShowPrompt(String origin, GeolocationPermissions.Callback callback) {
callback.invoke(origin, true, false);
}
}
private class MyWebViewClient extends WebViewClient {
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
// Log.i(LOGTAG, "shouldOverrideUrlLoading: "+url);
view.loadUrl(url);
return true;
}
}
static final FrameLayout.LayoutParams COVER_SCREEN_PARAMS =
new FrameLayout.LayoutParams( ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
public void relayout() {
if(inCustomView())
{
// Log.i("-----", "relayout");
Display display = ((Activity)mContext).getWindowManager().getDefaultDisplay();
int width = display.getWidth()-32;
int height = display.getHeight()-20;
mCustomViewContainer.setLayoutParams(new FrameLayout.LayoutParams(width, height));
}
}
}