Android Open Source - svg-viewer-android Main Activity

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Back to project page svg-viewer-android.

License

The source code is released under:

Copyright (c) 2012-2014 CodeFuture Solutions LLC Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to ...

Java Source Code

package biz.codefuture.svgviewer;
//  w  w w. j  a v  a 2  s.co m
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.annotation.SuppressLint;
import android.app.ActionBar;
import android.app.Activity;
import android.content.Intent;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.WindowManager;
import android.webkit.WebView;
//import android.util.Log;
import android.widget.Toast;

public class MainActivity extends Activity {
  
//  private static final String TAG = "SVGViewerActivity";
  private boolean mIsFullscreen = false;
  final static boolean IsDebugging = false;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    
    Intent intent = getIntent();
      Uri data = intent.getData();
      //Log.v(TAG, "data=" + data);

      if (data != null && data.toString().indexOf("file") > -1) {  
        WebView webview = (WebView) findViewById(R.id.webView1);
        webview.loadUrl(data.toString());
        webview.getSettings().setBuiltInZoomControls(true);
        webview.getSettings().setDisplayZoomControls(false);
        webview.getSettings().setUseWideViewPort(true);
        //webview.zoomOut();
      }
      
  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.activity_main, menu);
    return true;
  }
  
  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
      // Handle item selection
      switch (item.getItemId()) {
      case R.id.menu_zoom_fit:
          toggleFullscreen();
          return true;
      }
      if(IsDebugging)
          Log.v("svg viewer", "selected menu item about to return super");
        return super.onOptionsItemSelected(item);
  }
  
  @Override
  public void onBackPressed() {
      if(IsDebugging)
        Log.v("svg viewer", "onBackPressed");
    if (mIsFullscreen) {
      toggleFullscreen();
    } else {
      super.onBackPressed();
      /*
      // TODO think about implementing 'press back again to exit' here
      Intent intent = new Intent(Intent.ACTION_MAIN);
      intent.addCategory(Intent.CATEGORY_HOME);
      intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
      startActivity(intent);
      */
    }
  }
  
  @SuppressLint("InlinedApi")
  private void toggleFullscreen()
  {
    if(IsDebugging)
        Log.v("svg viewer", "about to toggle fullscreen");
    ActionBar actionBar = getActionBar();
    if (!mIsFullscreen) {
      getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
      getWindow().clearFlags(WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN);
      if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH){
        getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE);
      }
      actionBar.hide();
      if(IsDebugging)
          Log.v("svg viewer", "set fullscreen");
        mIsFullscreen = true;
        Toast.makeText(getApplicationContext(), R.string.disable_fullscreen_toast, Toast.LENGTH_SHORT).show();
      } else {
        getWindow().addFlags(WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN);
        getWindow().clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
      if(Build.VERSION.SDK_INT > Build.VERSION_CODES.ICE_CREAM_SANDWICH){
          getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_HIDE_NAVIGATION);
      }
      actionBar.show();
      if(IsDebugging)
        Log.v("svg viewer", "remove fullscreen");
        mIsFullscreen = false;
      }
  }
  
}

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