我尝试在androind应用程序中实现以下视图。
在我的程序中，我想将主要活动分成两部分。 现在它不起作用。我想，两个之间的界线 活动中的窗口是可移动的，并且该行可以划分整个屏幕 不同的比例。不仅要显示整个窗口或另一个窗口。
的图片我的程序看起来像： MainActivity.java
package dva.checkin;
import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.GoogleMap.OnMyLocationChangeListener;
import com.google.android.gms.maps.model.CameraPosition;
import com.google.android.gms.maps.model.LatLng;
import android.graphics.Color;
import android.location.Location;
import android.os.Bundle;
import android.app.Activity;
import android.util.Log;
import android.view.Menu;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnTouchListener;
import android.widget.AdapterView;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.ListView;
import android.widget.Toast;
import android.widget.AdapterView.OnItemClickListener;
public class MainActivity extends Activity implements
OnMyLocationChangeListener {
private boolean firstStart = true;
private GoogleMap map;
private LinearLayout listView;
private LinearLayout mapView;
private View divider;
private float touchActionDownX;
private float touchActionDownY;
private ListView dataList;
private void initCustomList() {
dataList = (ListView) findViewById(R.id.locations_list);
dataList.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View v,
final int position, long id) {
}
});
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
initCustomList();
listView = (LinearLayout) findViewById(R.id.list_view);
mapView = (LinearLayout) findViewById(R.id.map_view);
divider = (View) findViewById(R.id.divider);
divider.setOnTouchListener(new OnTouchListener() {
@Override
public boolean onTouch(View view, MotionEvent event) {
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN:
divider.setBackgroundColor(Color.parseColor("#FF0000"));
touchActionDownX = event.getRawX();
touchActionDownY = event.getRawY();
Log.i("DOWN", "" + touchActionDownX + " ; "
+ touchActionDownY);
break;
case MotionEvent.ACTION_MOVE: {
// Log.i("test","Move");
float touchActionMoveX = event.getRawX();
float touchActionMoveY = event.getRawY();
Log.i("MOVE", "down " + touchActionDownX + " ; "
+ touchActionDownY);
Log.i("MOVE", "curr " + touchActionMoveX + " ; "
+ touchActionMoveY);
if (touchActionMoveX < touchActionDownX) {
Log.i("MOVE UP", ""
+ (touchActionMoveX - touchActionDownX));
// UP
LinearLayout.LayoutParams lpar = (LinearLayout.LayoutParams) listView
.getLayoutParams();
LinearLayout.LayoutParams mpar = (LinearLayout.LayoutParams) mapView
.getLayoutParams();
if (lpar.weight > 0.2) {
lpar.weight -= 0.1;
mpar.weight += 0.1;
}
listView.setLayoutParams(lpar);
mapView.setLayoutParams(mpar);
} else if (touchActionMoveX >= touchActionDownX) {
// DOWN
Log.i("MOVE DOWN", ""
+ (touchActionDownX - touchActionMoveX));
LinearLayout.LayoutParams lpar = (LinearLayout.LayoutParams) listView
.getLayoutParams();
LinearLayout.LayoutParams mpar = (LinearLayout.LayoutParams) mapView
.getLayoutParams();
if (mpar.weight > 0.2) {
mpar.weight -= 0.1;
lpar.weight += 0.1;
}
listView.setLayoutParams(lpar);
mapView.setLayoutParams(mpar);
}
touchActionDownX = touchActionMoveX;
touchActionDownY = touchActionMoveY;
break;
}
case MotionEvent.ACTION_UP:
divider.setBackgroundColor(Color.parseColor("#00FF00"));
break;
}
return true;
}
});
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}
@Override
public void onMyLocationChange(Location location) {
if (firstStart) {
CameraPosition cameraPosition = new CameraPosition.Builder()
.target(new LatLng(location.getLatitude(), location
.getLongitude())).zoom(18).build();
map.animateCamera(CameraUpdateFactory
.newCameraPosition(cameraPosition));
firstStart = false;
}
}
}
比activity_main.xml
<?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:orientation="vertical" >
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_weight="1.0"
android:orientation="vertical"
android:id="@+id/list_view" >
<Button
android:id="@+id/checkin"
style="?android:attr/buttonStyleSmall"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/checkin"
android:onClick="checkIn"/>
<ListView
android:id="@+id/locations_list"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:paddingTop="5dp" >
</ListView>
</LinearLayout>
<View android:id="@+id/divider"
android:layout_height="15dip"
android:background="#00ff00"
android:layout_width="fill_parent" />
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_weight="1.0"
android:orientation="vertical"
android:id="@+id/map_view">
</LinearLayout>
</LinearLayout>
和AndroidManifest.xml
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="dva.checkin"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="11"
android:targetSdkVersion="18" />
<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
<uses-permission android:name="com.google.android.providers.gsf.permission.READ_GSERVICES" />
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name="dva.checkin.MainActivity"
android:label="@string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity
android:name="dva.checkin.CheckinDetailsActivity"
android:parentActivityName="dva.checkin.MainActivity" >
<meta-data
android:name="android.support.PARENT_ACTIVITY"
android:value="dva.checkin.MainActivity" />
</activity>
<activity android:name=".DisplayImageActivity"></activity>
</application>
</manifest>
感谢您的建议！