R.java not generated - Android project in Eclipse issue

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If You create new xml file with prefix _ , for example _style.xml and You to clean project (Project->Clean), than package in folder project\gen will deleted with R.java class and new R.java not be created.

For to solving this problem You have to rename file without prefix _ as style.xml or name what You need and rebuild project.

If some ID cannot be resolved or is not a field get error occurence
You have to delete import android.R; in Activity.class if was inserted,
when this error is displayed.

397LW NO topic_id

Další témata ....(Topics)

269

Eclipse - How open deleted project from workspace | eclipse-how-open-deleted-project-from-workspace

If project is in workspace and only not visible in project explorer using this:

Click on some project in project explorer
Menu:
File
Import project
Existing Projects into Workspace

119

Html List tag in Android TextView - Android sample | html-list-tag-in-android-textview-android-sample

Html.fromHtml(String) does not support all HTML tags. For example < ul > and < li > are not supported.
Try this source code as a substitute for HTML List Tags.


String str = 
  "•	Cessnock<br />"
 +"•	Dubbo<br />"
 +"•	Goulburn<br />"
 +"•	Grafton<br />"
 +"•	Lithgow<br />"
 +"•	Liverpool<br />"
 +"•	Newcastle<br />"
;

textview.setText(Html.fromHtml(str));

Result:
• Cessnock
• Dubbo
• Goulburn
• Grafton
• Lithgow
• Liverpool
• Newcastle

Supported tags

bla.com

a
b
big
blockquote
br
cite
dfn
div
em
font
h1-h6
i
img
p
small
strong
sub
sup
tt
u

237

The application may be doing too much work on its main thread | the-application-may-be-doing-too-much-work-on-its-main-thread

Warning: The application may be doing too much work on its main thread
Try this sorce code:


import android.os.StrictMode;

public class MyActivity extends Activity {
	static{
		StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder().permitAll().build();
		StrictMode.setThreadPolicy(policy);
	}
	@Override
    public void onCreate(Bundle savedInstanceState) {
//.................. etc.

337

Cursor managedQuery Deprecated | cursor-managedquery-deprecated

Try this code with CursorLoader:


Uri uri = getIntent().getData();

// DEPRECATED
Cursor cursor = managedQuery(uri, null, null, null, null);

// WORKING - loadInBackground() preventing freezing of app
 Cursor cursor  = new CursorLoader(getApplicationContext(),uri, null, null, null, null).loadInBackground();

296

On orientation changed view button textview not visible Android | on-orientation-changed-view-button-textview-not-visible-android

Try add to AndroidManifest.xml configChanges for your Activity
android:configChanges="keyboardHidden|orientation|screenSize"


 <activity android:name=".MainActivity"
                  android:label="@string/app_name"
                  android:configChanges="keyboardHidden|orientation|screenSize"
                  >

Editace: 2014-02-15 20:34:49
Počet článků v kategorii: 397
Url:r-java-not-generating-android-project-in-eclipse-issue

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