chrome/android/java/src/org/chromium/chrome/browser/pageinfo/ConnectionInfoPopup.java - chromium/src - Git at Google

 // Copyright 2015 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.browser.pageinfo;

 import android.app.Dialog;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.graphics.Color;
 import android.provider.Browser;
 import android.text.TextUtils;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.view.ViewGroup;
 import android.view.Window;
 import android.widget.Button;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.ScrollView;
 import android.widget.TextView;

 import org.chromium.base.ApiCompatibilityUtils;
 import org.chromium.base.Log;
 import org.chromium.base.annotations.CalledByNative;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.ResourceId;
 import org.chromium.content_public.browser.WebContents;
 import org.chromium.content_public.browser.WebContentsObserver;

 /**
  * Java side of Android implementation of the website settings UI.
  */
 public class ConnectionInfoPopup implements OnClickListener {
     private static final String TAG = "ConnectionInfoPopup";

     private static final String HELP_URL =
             "https://support.google.com/chrome/answer/95617";
     private static final int DESCRIPTION_TEXT_SIZE_SP = 12;
     private final Context mContext;
     private final Dialog mDialog;
     private final LinearLayout mContainer;
     private final WebContents mWebContents;
     private final int mPaddingWide, mPaddingThin;
     private final long mNativeConnectionInfoPopup;
     private TextView mCertificateViewer, mMoreInfoLink;
     private ViewGroup mCertificateLayout, mDescriptionLayout;
     private Button mResetCertDecisionsButton;
     private String mLinkUrl;

     private ConnectionInfoPopup(Context context, WebContents webContents) {
         mContext = context;
         mWebContents = webContents;

         mContainer = new LinearLayout(mContext);
         mContainer.setOrientation(LinearLayout.VERTICAL);
         mContainer.setBackgroundColor(Color.WHITE);
         mPaddingWide = (int) context.getResources().getDimension(
                 R.dimen.connection_info_padding_wide);
         mPaddingThin = (int) context.getResources().getDimension(
                 R.dimen.connection_info_padding_thin);
         mContainer.setPadding(mPaddingWide, mPaddingWide, mPaddingWide,
                 mPaddingWide - mPaddingThin);

         mDialog = new Dialog(mContext);
         mDialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
         mDialog.setCanceledOnTouchOutside(true);
         // This needs to come after other member initialization.
         mNativeConnectionInfoPopup = nativeInit(this, webContents);
         final WebContentsObserver webContentsObserver =
                 new WebContentsObserver(mWebContents) {
             @Override
             public void navigationEntryCommitted() {
                 // If a navigation is committed (e.g. from in-page redirect), the data we're
                 // showing is stale so dismiss the dialog.
                 mDialog.dismiss();
             }

             @Override
             public void destroy() {
                 super.destroy();
                 mDialog.dismiss();
             }
         };
         mDialog.setOnDismissListener(new DialogInterface.OnDismissListener() {
             @Override
             public void onDismiss(DialogInterface dialog) {
                 assert mNativeConnectionInfoPopup != 0;
                 webContentsObserver.destroy();
                 nativeDestroy(mNativeConnectionInfoPopup);
             }
         });
     }

     /**
      * Adds certificate section, which contains an icon, a headline, a
      * description and a label for certificate info link.
      */
     @CalledByNative
     private void addCertificateSection(int enumeratedIconId, String headline, String description,
             String label) {
         View section = addSection(enumeratedIconId, headline, description);
         assert mCertificateLayout == null;
         mCertificateLayout = (ViewGroup) section.findViewById(R.id.connection_info_text_layout);
         if (label != null && !label.isEmpty()) {
             setCertificateViewer(label);
         }
     }

     /**
      * Adds Description section, which contains an icon, a headline, and a
      * description. Most likely headline for description is empty
      */
     @CalledByNative
     private void addDescriptionSection(int enumeratedIconId, String headline, String description) {
         View section = addSection(enumeratedIconId, headline, description);
         assert mDescriptionLayout == null;
         mDescriptionLayout = (ViewGroup) section.findViewById(R.id.connection_info_text_layout);
     }

     private View addSection(int enumeratedIconId, String headline, String description) {
         View section = LayoutInflater.from(mContext).inflate(R.layout.connection_info,
                 null);
         ImageView i = (ImageView) section.findViewById(R.id.connection_info_icon);
         int drawableId = ResourceId.mapToDrawableId(enumeratedIconId);
         i.setImageResource(drawableId);

         TextView h = (TextView) section.findViewById(R.id.connection_info_headline);
         h.setText(headline);
         if (TextUtils.isEmpty(headline)) h.setVisibility(View.GONE);

         TextView d = (TextView) section.findViewById(R.id.connection_info_description);
         d.setText(description);
         d.setTextSize(DESCRIPTION_TEXT_SIZE_SP);
         if (TextUtils.isEmpty(description)) d.setVisibility(View.GONE);

         mContainer.addView(section);
         return section;
     }

     private void setCertificateViewer(String label) {
         assert mCertificateViewer == null;
         mCertificateViewer = new TextView(mContext);
         mCertificateViewer.setText(label);
         mCertificateViewer.setTextColor(ApiCompatibilityUtils.getColor(
                 mContext.getResources(), R.color.website_settings_popup_text_link));
         mCertificateViewer.setTextSize(DESCRIPTION_TEXT_SIZE_SP);
         mCertificateViewer.setOnClickListener(this);
         mCertificateViewer.setPadding(0, mPaddingThin, 0, 0);
         mCertificateLayout.addView(mCertificateViewer);
     }

     @CalledByNative
     private void addResetCertDecisionsButton(String label) {
         assert mNativeConnectionInfoPopup != 0;
         assert mResetCertDecisionsButton == null;

         mResetCertDecisionsButton = new Button(mContext);
         mResetCertDecisionsButton.setText(label);
         mResetCertDecisionsButton.setBackgroundResource(
                 R.drawable.connection_info_reset_cert_decisions);
         mResetCertDecisionsButton.setTextColor(ApiCompatibilityUtils.getColor(
                 mContext.getResources(),
                 R.color.connection_info_popup_reset_cert_decisions_button));
         mResetCertDecisionsButton.setTextSize(DESCRIPTION_TEXT_SIZE_SP);
         mResetCertDecisionsButton.setOnClickListener(this);

         LinearLayout container = new LinearLayout(mContext);
         container.setOrientation(LinearLayout.VERTICAL);
         container.addView(mResetCertDecisionsButton);
         container.setPadding(0, 0, 0, mPaddingWide);
         mContainer.addView(container);
     }

     @CalledByNative
     private void addMoreInfoLink(String linkText) {
         mMoreInfoLink = new TextView(mContext);
         mLinkUrl = HELP_URL;
         mMoreInfoLink.setText(linkText);
         mMoreInfoLink.setTextColor(ApiCompatibilityUtils.getColor(
                 mContext.getResources(), R.color.website_settings_popup_text_link));
         mMoreInfoLink.setTextSize(DESCRIPTION_TEXT_SIZE_SP);
         mMoreInfoLink.setPadding(0, mPaddingThin, 0, 0);
         mMoreInfoLink.setOnClickListener(this);
         mDescriptionLayout.addView(mMoreInfoLink);
     }

     /** Displays the ConnectionInfoPopup. */
     @CalledByNative
     private void showDialog() {
         ScrollView scrollView = new ScrollView(mContext);
         scrollView.addView(mContainer);
         mDialog.addContentView(scrollView,
                 new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT,
                         LinearLayout.LayoutParams.MATCH_PARENT));

         mDialog.getWindow().setLayout(
                 ViewGroup.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
         mDialog.show();
     }

     @Override
     public void onClick(View v) {
         if (mResetCertDecisionsButton == v) {
             nativeResetCertDecisions(mNativeConnectionInfoPopup, mWebContents);
             mDialog.dismiss();
         } else if (mCertificateViewer == v) {
             byte[][] certChain = CertificateChainHelper.getCertificateChain(mWebContents);
             if (certChain == null) {
                 // The WebContents may have been destroyed/invalidated. If so,
                 // ignore this request.
                 return;
             }
             CertificateViewer.showCertificateChain(mContext, certChain);
         } else if (mMoreInfoLink == v) {
             mDialog.dismiss();
             try {
                 Intent i = Intent.parseUri(mLinkUrl, Intent.URI_INTENT_SCHEME);
                 i.putExtra(Browser.EXTRA_CREATE_NEW_TAB, true);
                 i.putExtra(Browser.EXTRA_APPLICATION_ID, mContext.getPackageName());
                 mContext.startActivity(i);
             } catch (Exception ex) {
                 // Do nothing intentionally.
                 Log.w(TAG, "Bad URI %s", mLinkUrl, ex);
             }
         }
     }

     /**
      * Shows a connection info dialog for the provided WebContents.
      *
      * The popup adds itself to the view hierarchy which owns the reference while it's
      * visible.
      *
      * @param context Context which is used for launching a dialog.
      * @param webContents The WebContents for which to show Website information. This
      *         information is retrieved for the visible entry.
      */
     public static void show(Context context, WebContents webContents) {
         new ConnectionInfoPopup(context, webContents);
     }

     private static native long nativeInit(ConnectionInfoPopup popup,
             WebContents webContents);
     private native void nativeDestroy(long nativeConnectionInfoPopupAndroid);
     private native void nativeResetCertDecisions(
             long nativeConnectionInfoPopupAndroid, WebContents webContents);
 }
	// Copyright 2015 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.browser.pageinfo;

	import android.app.Dialog;
	import android.content.Context;
	import android.content.DialogInterface;
	import android.content.Intent;
	import android.graphics.Color;
	import android.provider.Browser;
	import android.text.TextUtils;
	import android.view.LayoutInflater;
	import android.view.View;
	import android.view.View.OnClickListener;
	import android.view.ViewGroup;
	import android.view.Window;
	import android.widget.Button;
	import android.widget.ImageView;
	import android.widget.LinearLayout;
	import android.widget.ScrollView;
	import android.widget.TextView;

	import org.chromium.base.ApiCompatibilityUtils;
	import org.chromium.base.Log;
	import org.chromium.base.annotations.CalledByNative;
	import org.chromium.chrome.R;
	import org.chromium.chrome.browser.ResourceId;
	import org.chromium.content_public.browser.WebContents;
	import org.chromium.content_public.browser.WebContentsObserver;

	/**
	* Java side of Android implementation of the website settings UI.
	*/
	public class ConnectionInfoPopup implements OnClickListener {
	private static final String TAG = "ConnectionInfoPopup";

	private static final String HELP_URL =
	"https://support.google.com/chrome/answer/95617";
	private static final int DESCRIPTION_TEXT_SIZE_SP = 12;
	private final Context mContext;
	private final Dialog mDialog;
	private final LinearLayout mContainer;
	private final WebContents mWebContents;
	private final int mPaddingWide, mPaddingThin;
	private final long mNativeConnectionInfoPopup;
	private TextView mCertificateViewer, mMoreInfoLink;
	private ViewGroup mCertificateLayout, mDescriptionLayout;
	private Button mResetCertDecisionsButton;
	private String mLinkUrl;

	private ConnectionInfoPopup(Context context, WebContents webContents) {
	mContext = context;
	mWebContents = webContents;

	mContainer = new LinearLayout(mContext);
	mContainer.setOrientation(LinearLayout.VERTICAL);
	mContainer.setBackgroundColor(Color.WHITE);
	mPaddingWide = (int) context.getResources().getDimension(
	R.dimen.connection_info_padding_wide);
	mPaddingThin = (int) context.getResources().getDimension(
	R.dimen.connection_info_padding_thin);
	mContainer.setPadding(mPaddingWide, mPaddingWide, mPaddingWide,
	mPaddingWide - mPaddingThin);

	mDialog = new Dialog(mContext);
	mDialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
	mDialog.setCanceledOnTouchOutside(true);
	// This needs to come after other member initialization.
	mNativeConnectionInfoPopup = nativeInit(this, webContents);
	final WebContentsObserver webContentsObserver =
	new WebContentsObserver(mWebContents) {
	@Override
	public void navigationEntryCommitted() {
	// If a navigation is committed (e.g. from in-page redirect), the data we're
	// showing is stale so dismiss the dialog.
	mDialog.dismiss();
	}

	@Override
	public void destroy() {
	super.destroy();
	mDialog.dismiss();
	}
	};
	mDialog.setOnDismissListener(new DialogInterface.OnDismissListener() {
	@Override
	public void onDismiss(DialogInterface dialog) {
	assert mNativeConnectionInfoPopup != 0;
	webContentsObserver.destroy();
	nativeDestroy(mNativeConnectionInfoPopup);
	}
	});
	}

	/**
	* Adds certificate section, which contains an icon, a headline, a
	* description and a label for certificate info link.
	*/
	@CalledByNative
	private void addCertificateSection(int enumeratedIconId, String headline, String description,
	String label) {
	View section = addSection(enumeratedIconId, headline, description);
	assert mCertificateLayout == null;
	mCertificateLayout = (ViewGroup) section.findViewById(R.id.connection_info_text_layout);
	if (label != null && !label.isEmpty()) {
	setCertificateViewer(label);
	}
	}

	/**
	* Adds Description section, which contains an icon, a headline, and a
	* description. Most likely headline for description is empty
	*/
	@CalledByNative
	private void addDescriptionSection(int enumeratedIconId, String headline, String description) {
	View section = addSection(enumeratedIconId, headline, description);
	assert mDescriptionLayout == null;
	mDescriptionLayout = (ViewGroup) section.findViewById(R.id.connection_info_text_layout);
	}

	private View addSection(int enumeratedIconId, String headline, String description) {
	View section = LayoutInflater.from(mContext).inflate(R.layout.connection_info,
	null);
	ImageView i = (ImageView) section.findViewById(R.id.connection_info_icon);
	int drawableId = ResourceId.mapToDrawableId(enumeratedIconId);
	i.setImageResource(drawableId);

	TextView h = (TextView) section.findViewById(R.id.connection_info_headline);
	h.setText(headline);
	if (TextUtils.isEmpty(headline)) h.setVisibility(View.GONE);

	TextView d = (TextView) section.findViewById(R.id.connection_info_description);
	d.setText(description);
	d.setTextSize(DESCRIPTION_TEXT_SIZE_SP);
	if (TextUtils.isEmpty(description)) d.setVisibility(View.GONE);

	mContainer.addView(section);
	return section;
	}

	private void setCertificateViewer(String label) {
	assert mCertificateViewer == null;
	mCertificateViewer = new TextView(mContext);
	mCertificateViewer.setText(label);
	mCertificateViewer.setTextColor(ApiCompatibilityUtils.getColor(
	mContext.getResources(), R.color.website_settings_popup_text_link));
	mCertificateViewer.setTextSize(DESCRIPTION_TEXT_SIZE_SP);
	mCertificateViewer.setOnClickListener(this);
	mCertificateViewer.setPadding(0, mPaddingThin, 0, 0);
	mCertificateLayout.addView(mCertificateViewer);
	}

	@CalledByNative
	private void addResetCertDecisionsButton(String label) {
	assert mNativeConnectionInfoPopup != 0;
	assert mResetCertDecisionsButton == null;

	mResetCertDecisionsButton = new Button(mContext);
	mResetCertDecisionsButton.setText(label);
	mResetCertDecisionsButton.setBackgroundResource(
	R.drawable.connection_info_reset_cert_decisions);
	mResetCertDecisionsButton.setTextColor(ApiCompatibilityUtils.getColor(
	mContext.getResources(),
	R.color.connection_info_popup_reset_cert_decisions_button));
	mResetCertDecisionsButton.setTextSize(DESCRIPTION_TEXT_SIZE_SP);
	mResetCertDecisionsButton.setOnClickListener(this);

	LinearLayout container = new LinearLayout(mContext);
	container.setOrientation(LinearLayout.VERTICAL);
	container.addView(mResetCertDecisionsButton);
	container.setPadding(0, 0, 0, mPaddingWide);
	mContainer.addView(container);
	}

	@CalledByNative
	private void addMoreInfoLink(String linkText) {
	mMoreInfoLink = new TextView(mContext);
	mLinkUrl = HELP_URL;
	mMoreInfoLink.setText(linkText);
	mMoreInfoLink.setTextColor(ApiCompatibilityUtils.getColor(
	mContext.getResources(), R.color.website_settings_popup_text_link));
	mMoreInfoLink.setTextSize(DESCRIPTION_TEXT_SIZE_SP);
	mMoreInfoLink.setPadding(0, mPaddingThin, 0, 0);
	mMoreInfoLink.setOnClickListener(this);
	mDescriptionLayout.addView(mMoreInfoLink);
	}

	/** Displays the ConnectionInfoPopup. */
	@CalledByNative
	private void showDialog() {
	ScrollView scrollView = new ScrollView(mContext);
	scrollView.addView(mContainer);
	mDialog.addContentView(scrollView,
	new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT,
	LinearLayout.LayoutParams.MATCH_PARENT));

	mDialog.getWindow().setLayout(
	ViewGroup.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
	mDialog.show();
	}

	@Override
	public void onClick(View v) {
	if (mResetCertDecisionsButton == v) {
	nativeResetCertDecisions(mNativeConnectionInfoPopup, mWebContents);
	mDialog.dismiss();
	} else if (mCertificateViewer == v) {
	byte[][] certChain = CertificateChainHelper.getCertificateChain(mWebContents);
	if (certChain == null) {
	// The WebContents may have been destroyed/invalidated. If so,
	// ignore this request.
	return;
	}
	CertificateViewer.showCertificateChain(mContext, certChain);
	} else if (mMoreInfoLink == v) {
	mDialog.dismiss();
	try {
	Intent i = Intent.parseUri(mLinkUrl, Intent.URI_INTENT_SCHEME);
	i.putExtra(Browser.EXTRA_CREATE_NEW_TAB, true);
	i.putExtra(Browser.EXTRA_APPLICATION_ID, mContext.getPackageName());
	mContext.startActivity(i);
	} catch (Exception ex) {
	// Do nothing intentionally.
	Log.w(TAG, "Bad URI %s", mLinkUrl, ex);
	}
	}
	}

	/**
	* Shows a connection info dialog for the provided WebContents.
	*
	* The popup adds itself to the view hierarchy which owns the reference while it's
	* visible.
	*
	* @param context Context which is used for launching a dialog.
	* @param webContents The WebContents for which to show Website information. This
	* information is retrieved for the visible entry.
	*/
	public static void show(Context context, WebContents webContents) {
	new ConnectionInfoPopup(context, webContents);
	}

	private static native long nativeInit(ConnectionInfoPopup popup,
	WebContents webContents);
	private native void nativeDestroy(long nativeConnectionInfoPopupAndroid);
	private native void nativeResetCertDecisions(
	long nativeConnectionInfoPopupAndroid, WebContents webContents);
	}