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[android] Java bindings to native core.

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This commit is contained in:
d-kunin 2013-08-05 16:13:53 +03:00
parent fae65739df
commit 22f2835cb8
8 changed files with 145 additions and 21 deletions
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2
android/AndroidManifest.xml
View file

@ -5,7 +5,7 @@
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="11"
android:minSdkVersion="9"
android:targetSdkVersion="18" />
<application

4
android/jni/jni_util.hpp
View file

@ -2,7 +2,7 @@
#include "../../std/string.hpp"
string JString2StdString(JNIEnv * env, jstring javaStr)
inline string JString2StdString(JNIEnv * env, jstring javaStr)
{
string res;
char const * buffer = env->GetStringUTFChars(javaStr, 0);
@ -14,7 +14,7 @@ string JString2StdString(JNIEnv * env, jstring javaStr)
return res;
}
jstring StdString2JString(JNIEnv * env, string stdString)
inline jstring StdString2JString(JNIEnv * env, string const & stdString)
{
return env->NewStringUTF(stdString.c_str());
}

23
android/res/layout/listitem_article_info.xml Normal file
View file

@ -0,0 +1,23 @@
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:gravity="center_vertical"
android:orientation="horizontal" >
<TextView
style="@android:style/TextAppearance.Medium"
android:id="@+id/title"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_weight="1"
android:text="Hello World!" />
<ImageView
android:id="@+id/thumbnail"
android:layout_width="100dp"
android:layout_height="100dp"
android:layout_weight="0"
android:src="@drawable/ic_launcher" />
</LinearLayout>

12
android/src/com/example/travelguide/ArticleInfoListFragment.java
View file

@ -9,7 +9,9 @@ import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import com.example.travelguide.cpp.Storage;
import com.example.travelguide.dummy.DummyContent;
import com.example.travelguide.widget.StorageArticleInfoAdapter;
/**
* A list fragment representing a list of ArticleInfos. This fragment also
@ -23,7 +25,7 @@ import com.example.travelguide.dummy.DummyContent;
public class ArticleInfoListFragment extends ListFragment
{
private View mRootView;
private Storage mStorage;
/**
* The serialization (saved instance state) Bundle key representing the
@ -77,10 +79,10 @@ public class ArticleInfoListFragment extends ListFragment
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
// TODO: replace with a real list adapter.
setListAdapter(new ArrayAdapter<DummyContent.DummyItem>(getActivity(),
android.R.layout.simple_list_item_activated_1, android.R.id.text1, DummyContent.ITEMS));
mStorage = new Storage();
// TODO: remove it
mStorage.query("", false, 0, 0);
setListAdapter(new StorageArticleInfoAdapter(mStorage, getActivity()));
}
@Override

15
android/src/com/example/travelguide/article/ArticleInfo.java
View file

@ -2,11 +2,18 @@ package com.example.travelguide.article;
public class ArticleInfo
{
private String mArticleId;
public ArticleInfo(String articleUrl, String iconUrl, String title)
{
this.mArticleUrl = articleUrl;
this.mIconUrl = iconUrl;
this.mTitle = title;
}
private String mArticleUrl;
private String mIconUrl;
private String mName;
private String mTitle;
public String getName() { return mName; }
public String getName() { return mTitle; }
public String getIconUrl() { return mIconUrl; }
public String getArticleId() { return mArticleId; }
public String getArticleId() { return mArticleUrl; }
}

9
android/src/com/example/travelguide/article/ArticlesProvider.java
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@ -1,9 +0,0 @@
package com.example.travelguide.article;
import java.util.List;
public interface ArticlesProvider
{
List<ArticleInfo> queryByLocation();
List<ArticleInfo> query(String query);
}

18
android/src/com/example/travelguide/cpp/Storage.java Normal file
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@ -0,0 +1,18 @@
package com.example.travelguide.cpp;
import com.example.travelguide.article.ArticleInfo;
public class Storage
{
static
{
System.loadLibrary("tguide");
}
public native void query(String query, boolean useLocation, double lat, double lon);
public native int getResultSize();
public native ArticleInfo getArticleInfoByIndex(int index);
}

83
android/src/com/example/travelguide/widget/StorageArticleInfoAdapter.java Normal file
View file

@ -0,0 +1,83 @@
package com.example.travelguide.widget;
import com.example.travelguide.R;
import com.example.travelguide.article.ArticleInfo;
import com.example.travelguide.cpp.Storage;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.TextView;
public class StorageArticleInfoAdapter extends BaseAdapter
{
private Storage mStorage;
private Context mContext;
public StorageArticleInfoAdapter(Storage storage, Context context)
{
mStorage = storage;
mContext = context;
}
@Override
public int getCount()
{
return mStorage.getResultSize();
}
@Override
public ArticleInfo getItem(int position)
{
return mStorage.getArticleInfoByIndex(position);
}
@Override
public long getItemId(int position)
{
return position;
}
@Override
public View getView(int position, View convertView, ViewGroup parent)
{
final View view = convertView == null
? LayoutInflater.from(mContext).inflate(R.layout.listitem_article_info, null)
: convertView;
ViewHolder holder;
if (view.getTag() == null)
holder = new ViewHolder(view);
else
holder = (ViewHolder) view.getTag();
holder.fill(mStorage.getArticleInfoByIndex(position));
return view;
}
class ViewHolder
{
final TextView mTitle;
final ImageView mThumbnail;
ArticleInfo mInfo;
ViewHolder(View view)
{
mTitle = (TextView) view.findViewById(R.id.title);
mThumbnail = (ImageView) view.findViewById(R.id.thumbnail);
}
void fill(ArticleInfo info)
{
mInfo = info;
mTitle.setText(info.getName());
// TODO set image
}
}
}