* resolved #30 用户使用手册

Author: Jayin

app/src/io/github/emanual/app/ui/Browser.java

@@ -1,6 +1,7 @@
 package io.github.emanual.app.ui;
 
 import io.github.emanual.app.R;
+import io.github.emanual.app.utils.EManualUtils;
 import android.annotation.SuppressLint;
 import android.graphics.Bitmap;
 import android.os.Bundle;
@@ -43,6 +44,9 @@ public class Browser extends BaseActivity {
 	@Override protected void initData() {
 		if (getIntent().getStringExtra(EXTRA_URL) != null) {
 			url = getIntent().getStringExtra(EXTRA_URL);
+		}else{
+			url = EManualUtils.URL_HOME_PAGE;
+			toast("无URL，跳转至主页..");
 		}
 	}
 

app/src/io/github/emanual/app/ui/fragment/Explore.java

@@ -3,8 +3,10 @@
 import io.github.emanual.app.CoreService;
 import io.github.emanual.app.R;
 import io.github.emanual.app.ui.About;
+import io.github.emanual.app.ui.Browser;
 import io.github.emanual.app.ui.Feedback;
 import io.github.emanual.app.utils.AndroidUtils;
+import io.github.emanual.app.utils.EManualUtils;
 import android.app.ProgressDialog;
 import android.content.BroadcastReceiver;
 import android.content.Context;
@@ -66,6 +68,12 @@ public class Explore extends BaseFragment {
 		service.setAction(CoreService.Action_CheckVersion);
 		getActivity().startService(service);
 	}
+	
+	@OnClick(R.id.btn_usage) public void usage() {
+		 Intent intent = new Intent(getActivity(),Browser.class);
+		 intent.putExtra(Browser.EXTRA_URL, EManualUtils.URL_USAGE);
+		 startActivity(intent);
+	}
 
 	@Override public void onPause() {
 		super.onPause();

app/src/io/github/emanual/app/utils/EManualUtils.java

@@ -7,6 +7,8 @@
  *
  */
 public class EManualUtils {
+	public static final String URL_HOME_PAGE = "http://www.iemanual.com";
+	public static final String URL_USAGE = "http://iemanual.com/blog/?usage/index.md";
 
 	/**
 	 * 获得文件的扩展名