Start Activity from ListView item click Android example
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How start certain Activity if user clicked to ListView item
Start Activity from list – launches other activities from list - latest variant!!!!
Game class Game.java game.xml
You have to add class Game to AndroidManifest.xml
Start Activity from list – launches other activities from list - latest variant!!!!
public class Main extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
try {
setContentView(R.layout.main);
ListView mlistView = (ListView) findViewById(R.id.idListView);
mlistView.setAdapter(new ArrayAdapter<String>(this,
android.R.layout.simple_list_item_1,
new String[] {"Game", "Help", "Home site"}));
mlistView.setOnItemClickListener(new OnItemClickListener() {
public void onItemClick(AdapterView<?> parent, View view,
int position, long id) {
// When clicked, show a toast with the TextView text Game, Help, Home
Toast.makeText(getApplicationContext(), ((TextView) view).getText(),
Toast.LENGTH_SHORT).show();
String sText = ((TextView) view).getText().toString();
Intent intent = null;
if(sText.equals("Game"))
intent = new Intent(getBaseContext(),
Game.class);
//else if(sText.equals("Help")) ..........
if(intent != null)
startActivity(intent);
}
});
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
Game class Game.java game.xml
You have to add class Game to AndroidManifest.xml
<activity android:name=".Game" android:label="GameLabel">
</activity>
package cz.okhelp.listview;
import android.app.Activity;
import android.os.Bundle;
public class Game extends Activity{
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// you have to create game.xml
setContentView(R.layout.game);
}
}
397LW NO topic_id
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Copy file to another
Copy and compress file
File path = Environment.getExternalStoragePublicDirectory(
Environment.DIRECTORY_PICTURES);
File file = new File(path, "MyPicture.jpg");
// the Pictures directory exists?
path.mkdirs();
InputStream is = getResources().openRawResource(R.drawable.flower_blue);
OutputStream os = new FileOutputStream(file);
byte[] data = new byte[is.available()];
is.read(data);
os.write(data);
is.close();
os.close();
Copy and compress file
Bitmap bitmapOrg = BitmapFactory.decodeResource(getResources(),
R.drawable.flower_blue);
try {
FileOutputStream out = new FileOutputStream("new_bitmap.jpg");
bitmapOrg.compress(Bitmap.CompressFormat.JPEG, 90, out);
} catch (Exception e) {
e.printStackTrace();
Log.e("saveBitmap", e.getMessage());
}
In html is horizontal line a tag br. In Android source code you can use a View as xml example bellow.
<View
android:layout_width="fill_parent"
android:layout_height="4dip"
android:background="#ffffff"
android:paddingBottom="10dip"
/>
// in AndroidManifest.xml
<Activity
android:screenOrientation="portrait" // or landscape
// in MyActivity.java
boolean mbOrientacionLandscape = false;
int nOrientation = getResources().getConfiguration().orientation;
if(mbOrientacionLandscape==true){
getResources().getConfiguration();
if(nOrientation != Configuration.ORIENTATION_LANDSCAPE)
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
}
else{
if(nOrientation != Configuration.ORIENTATION_PORTRAIT)
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
}
On Android device is path to *.apk like this example:
How get package *.apk path on device dynamically Android example
/data/app/cz.okhelp.my_package.apkHow get package *.apk path on device dynamically Android example
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
String sPackagePath = getPackageResourcePath();
}
1.) Try reopen the Emulaor and restart Eclipse.
OR
2.) Try to delete AVD from Eclipse menu Window - AVD manager.
OR
3.) Insert into manifest.xml this source code.
OR
2.) Try to delete AVD from Eclipse menu Window - AVD manager.
OR
3.) Insert into manifest.xml this source code.
<manifest xmlns:android="//schemas.android.com/apk/res/android"
package="com.myweb.mypackage"
android:installLocation="preferExternal"
Editace: 2016-03-02 07:14:49
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Url:start-activity-from-listview-item-click-android-example
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