text: package cn.ittiger.video.activity;
  
  import butterknife.BindView;
  import butterknife.ButterKnife;
  import butterknife.OnClick;
  import cn.ittiger.video.R;
  
  import android.content.ClipData;
  import android.content.ClipboardManager;
  import android.content.Context;
  import android.content.Intent;
  import android.net.Uri;
  import android.os.Bundle;
  import android.support.design.widget.CollapsingToolbarLayout;
  import android.support.design.widget.Snackbar;
  import android.support.v4.widget.NestedScrollView;
  import android.support.v7.app.AppCompatActivity;
  import android.support.v7.widget.Toolbar;
  import android.view.View;
  
  /**
   * 关于
   * @author: laohu on 2016/12/27
   * @site: http://ittiger.cn
   */
  public class AboutActivity extends AppCompatActivity {
      @BindView(R.id.toolbar)
      Toolbar mToolbar;
      @BindView(R.id.collapsing_toolbar)
      CollapsingToolbarLayout mCollapsingToolbarLayout;
      @BindView(R.id.about_nestedScrollView)
      NestedScrollView mNestedScrollView;
  
      @Override
      protected void onCreate(Bundle savedInstanceState) {
  
          super.onCreate(savedInstanceState);
          setContentView(R.layout.activity_about);
          ButterKnife.bind(this);
  
          setSupportActionBar(mToolbar);
          getSupportActionBar().setDisplayShowTitleEnabled(false);//不显示ToolBar的标题
          getSupportActionBar().setDisplayHomeAsUpEnabled(true);
          mCollapsingToolbarLayout.setTitle(getString(R.string.about));
          mToolbar.setNavigationOnClickListener(new View.OnClickListener() {
              @Override
              public void onClick(View v) {
  
                  onBackPressed();
              }
          });
      }
  
      @OnClick({R.id.tv_about_blog, R.id.tv_about_github, R.id.tv_about_contact})
      public void onClick(View view) {
  
          String url = null;
          switch (view.getId()) {
              case R.id.tv_about_blog:
                  url = "http://ittiger.cn";
                  break;
              case R.id.tv_about_github:
                  url = "https://github.com/huyongli/TigerIM";
                  break;
              case R.id.tv_about_contact:
                  ClipboardManager clipboard = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
                  clipboard.setPrimaryClip(ClipData.newPlainText("text", "106510493"));
                  Snackbar.make(mNestedScrollView, "复制成功", Snackbar.LENGTH_SHORT).show();
                  break;
          }
          if(url != null) {
              Intent intent = new Intent(this, WebPageActivity.class);
              Uri content_url = Uri.parse(url);
              intent.setData(content_url);
              startActivity(intent);
          }
      }
  
  
  }
  