Android Open Source - Music-Share-Android Weibo Dialog

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License

The source code is released under:
GNU General Public License
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Java Source Code

package com.weibo.sdk.android;
//from   w ww. ja  va  2s  . c  o  m
import java.io.IOException;
import java.io.InputStream;

import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;

import android.app.Dialog;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.res.AssetManager;
import android.content.res.Resources;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Color;
import android.graphics.Rect;
import android.graphics.drawable.NinePatchDrawable;
import android.net.http.SslError;
import android.os.Bundle;
import android.util.DisplayMetrics;
import android.util.Log;
import android.util.Xml;
import android.view.Gravity;
import android.view.KeyEvent;
import android.view.View;
import android.view.ViewGroup;
import android.view.ViewGroup.LayoutParams;
import android.view.Window;
import android.webkit.SslErrorHandler;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.FrameLayout;
import android.widget.RelativeLayout;

import com.paperairplane.music.share.R;
import com.weibo.sdk.android.util.Utility;

public class WeiboDialog extends Dialog {
    
  static  FrameLayout.LayoutParams FILL = new FrameLayout.LayoutParams(
      ViewGroup.LayoutParams.FILL_PARENT, ViewGroup.LayoutParams.FILL_PARENT);
  private String mUrl,mAuthUrl;
  private WeiboAuthListener mListener;
  private ProgressDialog mSpinner;
  private WebView mWebView;
  private RelativeLayout webViewContainer;
  private RelativeLayout mContent;
  
  

  private final static String TAG = "Weibo-WebView";
  
  private static int theme=android.R.style.Theme_Translucent_NoTitleBar;
  private  static int left_margin=0;
    private  static int top_margin=0;
    private  static int right_margin=0;
    private  static int bottom_margin=0;
  public WeiboDialog(Context context, String url, WeiboAuthListener listener,String authUrl) {
    super(context,theme);
    mUrl = url;
    mListener = listener;
    mAuthUrl = authUrl;
  }

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    mSpinner = new ProgressDialog(getContext());
    mSpinner.requestWindowFeature(Window.FEATURE_NO_TITLE);
    mSpinner.setMessage("Loading...");
    mSpinner.setOnKeyListener(new OnKeyListener() {

      @Override
      public boolean onKey(DialogInterface dialog, int keyCode, KeyEvent event) {
        onBack();
        return false;
      }

    });
    requestWindowFeature(Window.FEATURE_NO_TITLE);
    this.getWindow().setFeatureDrawableAlpha(Window.FEATURE_OPTIONS_PANEL, 0);  
    mContent = new RelativeLayout(getContext());
    setUpWebView();

    addContentView(mContent, new LayoutParams(LayoutParams.FILL_PARENT,
        LayoutParams.FILL_PARENT));
    Log.d(TAG, "OnCreate");
  }

  protected void onBack() {
    try {
      mSpinner.dismiss();
      if (null != mWebView) {
        mWebView.stopLoading();
        mWebView.destroy();
      }
    } catch (Exception e) {
    }
    dismiss();
  }

  private void setUpWebView() {
    webViewContainer = new RelativeLayout(getContext());
    mWebView = new WebView(getContext());
    mWebView.setVerticalScrollBarEnabled(false);
    mWebView.setHorizontalScrollBarEnabled(false);
    mWebView.getSettings().setJavaScriptEnabled(true);
    mWebView.setWebViewClient(new WeiboDialog.WeiboWebViewClient());
    Log.d("Weibo auth",mUrl);
    mUrl = mUrl.replace("html+","html");
    mWebView.loadUrl(mUrl);
    mWebView.setLayoutParams(FILL);
    mWebView.setVisibility(View.INVISIBLE);
    
    RelativeLayout.LayoutParams lp = new RelativeLayout.LayoutParams(LayoutParams.FILL_PARENT,
        LayoutParams.FILL_PARENT);
    
    RelativeLayout.LayoutParams lp0 = new RelativeLayout.LayoutParams(LayoutParams.FILL_PARENT,
                LayoutParams.FILL_PARENT);
    
        mContent.setBackgroundColor(Color.TRANSPARENT);
        AssetManager asseets=WeiboDialog.this.getContext().getAssets();
        InputStream is=null;
        try {
             try {
               is=asseets.open("weibosdk_dialog_bg.9.png");
               DisplayMetrics dm = this.getContext().getResources()
                       .getDisplayMetrics();
               float density=dm.density;
               lp0.leftMargin =(int) (10*density);
               lp0.topMargin = (int) (10*density);
               lp0.rightMargin =(int) (10*density);
               lp0.bottomMargin = (int) (10*density);
           } catch (Exception e) {
               e.printStackTrace();
           }
             if(is==null){
                     webViewContainer.setBackgroundResource(R.drawable.weibosdk_dialog_bg);
             }
             else{
                   Bitmap bitmap = BitmapFactory.decodeStream(is);
                   NinePatchDrawable npd=new NinePatchDrawable(bitmap, bitmap.getNinePatchChunk(), new Rect(0,0,0,0), null); 
                   webViewContainer.setBackgroundDrawable(npd);
             }
        } catch (Exception e) {
            e.printStackTrace();
        }finally{
            if(is!=null){
                try {
                    is.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
       
    
        webViewContainer.addView(mWebView,lp0);
    webViewContainer.setGravity(Gravity.CENTER);
    
    if(parseDimens()){
        lp.leftMargin = left_margin;
          lp.topMargin = top_margin;
          lp.rightMargin =right_margin;
          lp.bottomMargin = bottom_margin;
    }
    else{
        Resources resources = getContext().getResources();
        lp.leftMargin=resources.getDimensionPixelSize(R.dimen.weibosdk_dialog_left_margin);
        lp.rightMargin=resources.getDimensionPixelSize(R.dimen.weibosdk_dialog_right_margin);
        lp.topMargin=resources.getDimensionPixelSize(R.dimen.weibosdk_dialog_top_margin);
        lp.bottomMargin=resources.getDimensionPixelSize(R.dimen.weibosdk_dialog_bottom_margin);
    }
        mContent.addView(webViewContainer, lp);
  }

  private class WeiboWebViewClient extends WebViewClient {

    @Override
    public boolean shouldOverrideUrlLoading(WebView view, String url) {
      Log.d(TAG, "Redirect URL: " + url);
       if (url.startsWith("sms:")) {  
                  Intent sendIntent = new Intent(Intent.ACTION_VIEW);  
                  sendIntent.putExtra("address", url.replace("sms:", ""));  
                  sendIntent.setType("vnd.android-dir/mms-sms");  
                  WeiboDialog.this.getContext().startActivity(sendIntent);  
                  return true;  
              }  
      return super.shouldOverrideUrlLoading(view, url);
    }

    @Override
    public void onReceivedError(WebView view, int errorCode, String description,
        String failingUrl) {
      super.onReceivedError(view, errorCode, description, failingUrl);
      mListener.onError(new WeiboDialogError(description, errorCode, failingUrl));
      WeiboDialog.this.dismiss();
    }

    @Override
    public void onPageStarted(WebView view, String url, Bitmap favicon) {
      Log.d(TAG, "onPageStarted URL: "+url );
      if (url.substring(0, 10).equals(mAuthUrl.substring(0,10))) {
        handleRedirectUrl(view, url);
        view.stopLoading();
        WeiboDialog.this.dismiss();
        return;
      }
      super.onPageStarted(view, url, favicon);
      mSpinner.show();
    }

    @Override
    public void onPageFinished(WebView view, String url) {
      Log.d(TAG, "onPageFinished URL: " + url);
      super.onPageFinished(view, url);
      if (mSpinner.isShowing()) {
        mSpinner.dismiss();
      }
      mWebView.setVisibility(View.VISIBLE);
    }

    public void onReceivedSslError(WebView view, SslErrorHandler handler, SslError error) {
      handler.proceed();
    }

  }

  private void handleRedirectUrl(WebView view, String url) {
    Bundle values = Utility.parseUrl(url);

    String error = values.getString("error");
    String error_code = values.getString("error_code");

    if (error == null && error_code == null) {
      mListener.onComplete(values);
    } else if (error.equals("access_denied")) {
      mListener.onCancel();  
    } else {
      if(error_code==null){
        mListener.onWeiboException(new WeiboException(error, 0));
      }
      else{
        mListener.onWeiboException(new WeiboException(error, Integer.parseInt(error_code)));
      }
      
    }
  }
  private boolean parseDimens(){
      boolean ret=false;
        AssetManager asseets=this.getContext().getAssets();
        DisplayMetrics dm = this.getContext().getResources()
                .getDisplayMetrics();
        float density=dm.density;
        InputStream is=null;
        try {
            is=asseets.open("values/dimens.xml");
            XmlPullParser xmlpull = Xml.newPullParser();  
            try {
                xmlpull.setInput(is,"utf-8");
                int eventCode = xmlpull.getEventType();  
                ret=true;
                while(eventCode!=XmlPullParser.END_DOCUMENT)  {
                    switch (eventCode)  
                    {  
                    case XmlPullParser.START_TAG:
                        if(xmlpull.getName().equals("dimen")){
                            String name=xmlpull.getAttributeValue(null, "name");
                            if("weibosdk_dialog_left_margin".equals(name)){
                                    String value=xmlpull.nextText();
                                    left_margin=(int)(Integer.parseInt(value)*density);
                            }
                            else if("weibosdk_dialog_top_margin".equals(name)){
                                String value=xmlpull.nextText();
                                top_margin=(int)(Integer.parseInt(value)*density);
                            }
                            else if("weibosdk_dialog_right_margin".equals(name)){
                                String value=xmlpull.nextText();
                                right_margin=(int)(Integer.parseInt(value)*density);
                            }
                            else if("weibosdk_dialog_bottom_margin".equals(name)){
                                String value=xmlpull.nextText();
                                bottom_margin=(int)(Integer.parseInt(value)*density);
                            }
                        }
                        break;
                    }
                    eventCode = xmlpull.next();
                }
                
            } catch (XmlPullParserException e) {
                e.printStackTrace();
            }
            
        } catch (IOException e) {
            e.printStackTrace();
        }finally{
            if(is!=null){
                try {
                    is.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
        return ret;
    }
  
}
Java Source Code List
