EditText text changed java Android
AD MOB
Google Android example source code - is text changed in EditText ?
EditText hEditText;
// TextChanged in onCreate
hEditText = (EditText)findViewById(R.id.idEditText);
hEditText.addTextChangedListener(new TextWatcher() {
public void afterTextChanged(Editable str) {
}
public void beforeTextChanged(CharSequence s, int start, int count,
int after) {
}
public void onTextChanged(CharSequence sq, int start, int before,
int count) {
}
});
396LW NO topic_id
AD
Další témata ....(Topics)
1.) Open DDMS via Menu Tools > Android > Android Device Monitor
2.) Select Device
3.) In DDMS click Menu Window > Show View > File Exlporer
4.) Device > Storage folder
5.) Emulator > data > data folder
2.) Select Device
3.) In DDMS click Menu Window > Show View > File Exlporer
4.) Device > Storage folder
5.) Emulator > data > data folder
Get key by value from Map Java Android example
MainClass.java
MainClass.java
import java.util.HashSet;
import java.util.Iterator;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.TreeMap;
public class MainClass {
public static void main(String[] arg) {
// english;germany dictionary
String[] arrayOfString = { "one;eine", "two;zwei", "two sets of;zwei"
, "three;drei", "four;vier" };
Map<String, String> map = new TreeMap<String, String>();
for (String s : arrayOfString) {
String[] array = s.split(";");
String sKey = "", sValue = "";
if (array.length > 1) {
sKey = array[0];
sValue = array[1];
map.put(sKey, sValue);
}
}
if (map.containsValue("zwei")) {
Set<String> references = getKeysByValue(map, "zwei");
Iterator<String> it = references.iterator();
while (it.hasNext()) {
String key = (String) it.next();
String value = map.get(key);
System.out.println(key + " = " + value);
}
}
}
public static <T, E> Set<T> getKeysByValue(Map<T, E> map, E value) {
Set<T> keys = new HashSet<T>();
for (Entry<T, E> entry : map.entrySet()) {
if (entry.getValue().equals(value)) {
keys.add(entry.getKey());
}
}
return keys;
}
}
/*
two = zwei
two sets of = zwei
*/
Incorrect line ending: found carriage return (\r) without corresponding newline (
)
Move mouse cursor on error text and press Ctrl+1
Select Fix line endings and press Enter
See image below:

)
Move mouse cursor on error text and press Ctrl+1
Select Fix line endings and press Enter
See image below:


Example source code for Android Developers
// clickable TextView
public TextView createTextView(String sText, Context con){
TextView b = null;
try {
b = new TextView (con);
b.setTextSize(15.0f);
b.setTextColor(Color.rgb( 0, 0, 200));
b.setOnClickListener(this);
b.setLayoutParams(new LayoutParams(LayoutParams.WRAP_CONTENT,
LayoutParams.WRAP_CONTENT));
b.setText(sText);
//tr.addView(b, 60,30);
} catch (Exception e) {
e.printStackTrace();
return b;
}
return b;
}
/*****************/
public void onClick(View view) {
try {
String s = ((TextView) view).getText().toString();
}
catch (Exception e1) {
e1.printStackTrace();
}
}
/***********/
// if you want restore in TextView after chagne of orientation
// you have to put code to Manifest.xml android:configChanges
activity android:name=".main"
android:label="@string/app_name"
android:configChanges="keyboardHidden|orientation" //this line important !!!!!!!
AndroidManifest.xml
<activity android:name="com.google.android.gms.ads.AdActivity"
android:configChanges="keyboard|keyboardHidden|orientation|screenLayout|uiMode|screenSize|smallestScreenSize"
android:theme="@android:style/Theme.Translucent" />
Editace: 2011-09-14 20:54:02
Počet článků v kategorii: 396
Url:edittext-text-changed
AD