Class File Editor - Source not found - Change Attached Source - Eclipse
The source attachment does not contain the source for the file TextWatcher.class.
You can change the source attachment by clicking Change Attached Source below:
You have to add JDK src.zip path to dialog as on image below.
[caption id="attachment_1091" align="alignleft" width="282" caption="class file editor source not found Eclipse warning"]
[/caption]
Or go to Project > Properties > Java Build Path > Libraries
Expand JRE System Library. Expand rt.jar.
Select Source attachment and double click or Edit.
Type path the source code file (External File…) and press OK.
[caption id="attachment_1094" align="alignleft" width="300" caption="Java project build path"]
[/caption]
[caption id="attachment_1105" align="alignleft" width="300" caption="Java JRE deifiniton path in Eclipse"]
[/caption]
Now if mouse move about keywords String or F3 on keywords and press button in yellow field will opened String.class
You can change the source attachment by clicking Change Attached Source below:
You have to add JDK src.zip path to dialog as on image below.
[caption id="attachment_1091" align="alignleft" width="282" caption="class file editor source not found Eclipse warning"]
[/caption]
Or go to Project > Properties > Java Build Path > Libraries
Expand JRE System Library. Expand rt.jar.
Select Source attachment and double click or Edit.
Type path the source code file (External File…) and press OK.
[caption id="attachment_1094" align="alignleft" width="300" caption="Java project build path"]
[/caption]
Or type path in Java JRE definition
[caption id="attachment_1105" align="alignleft" width="300" caption="Java JRE deifiniton path in Eclipse"]
[/caption]
How open String.class or others keywords definition with Eclipse.
Now if mouse move about keywords String or F3 on keywords and press button in yellow field will opened String.class
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If your class extends AppCompatActivity
Check if linked appropriate library for:
Check if you have to properly sett SearchView in menu xml for onCreateOptionsMenu menu_main.xml
Check your SearchableActivity onCreateOptionsMenu
public class SearchableActivity extends AppCompatActivity
Check if linked appropriate library for:
import android.support.v4.view.MenuItemCompat;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
Check if you have to properly sett SearchView in menu xml for onCreateOptionsMenu menu_main.xml
<menu xmlns:android="//schemas.android.com/apk/res/android" xmlns:app="//schemas.android.com/apk/res-auto"
xmlns:tools="//schemas.android.com/tools"
tools:context=".SearchableActivity">
<item
android:id="@+id/menu_search_my"
android:title="@string/menu_search"
android:icon="@drawable/ic_menu_search"
app:showAsAction="collapseActionView|ifRoom"
app:actionViewClass="android.support.v7.widget.SearchView"
/></menu>
Check your SearchableActivity onCreateOptionsMenu
@TargetApi(Build.VERSION_CODES.HONEYCOMB) @SuppressLint("NewApi") @Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.menu_main, menu);
if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
android.support.v7.widget.SearchView searchView = (android.support.v7.widget.SearchView)
MenuItemCompat.getActionView(menu.findItem(R.id.menu_search_my));
SearchManager searchManager = (SearchManager) getSystemService(Context.SEARCH_SERVICE);
if(null!=searchManager ) {
searchView.setSearchableInfo(searchManager.getSearchableInfo(getComponentName()));
}
searchView.setIconifiedByDefault(false);
}
return true;
}
Add and shuffle elements in LinkedList or ArrayList Java basic example.
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
public class MainClass {
public static void main(String[] arg) {
String[] arrayOfString = {"nothing", "Hello", "people"
, "bye-bye", "hello", "world!", "End" };
List<String> arrayList = new LinkedList<String>();
for(String s: arrayOfString)
arrayList.add(s);
Collections.shuffle(arrayList);
System.out.println(arrayList);
}
}
/*
[hello, world!, bye-bye, nothing, people, End, Hello]
*/
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) {
}
});
Map<Float,String> linkedHashMap = new LinkedHashMap<Float, String>();
linkedHashMap.put(14.f, "text");
linkedHashMap.put(13.f, "text");
linkedHashMap.put(10.f, "text");
linkedHashMap.put(11.f, "text");
linkedHashMap.put(2.f, "text");
linkedHashMap.put(3.f, "text");
linkedHashMap.put(1.f, "text");
linkedHashMap.put(7.f, "text");
linkedHashMap.put(23.f, "text");
for (Entry<Float,String> entry : linkedHashMap.entrySet()) {
System.out.println(entry.getKey());
}
14.0
13.0
10.0
11.0
2.0
3.0
1.0
7.0
23.0
Map<Float,String> hashMap = new HashMap<Float, String>();
hashMap.put(14.f, "text");
hashMap.put(13.f, "text");
hashMap.put(10.f, "text");
hashMap.put(11.f, "text");
hashMap.put(2.f, "text");
hashMap.put(3.f, "text");
hashMap.put(1.f, "text");
hashMap.put(7.f, "text");
hashMap.put(23.f, "text");
for (Entry<Float,String> entry : hashMap.entrySet()) {
System.out.println(entry.getKey());
}
// key :
1.0
14.0
3.0
13.0
2.0
7.0
11.0
23.0
10.0
Set focus on a View in Android application example source code for Button, EditText, View, TextView, isFocused(), requestFocus() .
// set focus on Button Android example
private Button mRightButton;
mRightButton = (Button) a.findViewById(R.id.rightButton);
mRightButton.requestFocus();
// boolean isFocused()
boolean b = mRightButton.isFocused(); // true or false
// set focus on TextView directly Android example
((TextView) findViewById(R.id.myText)).requestFocus();
// set focus on View Android example
private View mView;
mView = findViewById(R.id.showAll);
mView.requestFocus();
// set focus on EditText Android example
private EditText mEdit;
mEdit = (EditText)findViewById(R.id.myEdit);
mEdit.requestFocus();
Editace: 2014-02-15 20:46:40
Počet článků v kategorii: 396
Url:class-file-editor-source-not-found-change-attached-source-eclipse
