Android 4.4 Lenovo A6000 black screen
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Try reboot device.
Start device with start button on side of phone.
Screen will go to light black color.
Long press Start button for menu:
Power off
Reboot
Airplane mode
Reboot item is in same level like Start button.
Click on the screen - (Hear a click)
Now find OK button , it is under Reboot item on right side of screen.
Press OK (Hear a click)
Wait a moment.
If device to do nothing , try short press Start button (sreen will black)
and again to press Start button. If screen go to light black color,
try again find Reboot item as written above.
Start device with start button on side of phone.
Screen will go to light black color.
Long press Start button for menu:
Power off
Reboot
Airplane mode
Reboot item is in same level like Start button.
Click on the screen - (Hear a click)
Now find OK button , it is under Reboot item on right side of screen.
Press OK (Hear a click)
Wait a moment.
If device to do nothing , try short press Start button (sreen will black)
and again to press Start button. If screen go to light black color,
try again find Reboot item as written above.
397LW NO topic_id
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Další témata ....(Topics)
public class MyClass extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
}
String sMyText = "some text";
int nMyInt = 10;
@Override
protected void onSaveInstanceState(Bundle outState) {
// Save away the original text, so we still have it if the activity
// needs to be killed while paused.
outState.putString("my_text", sMyText);
outState.putInt("my_int", nMyInt);
Toast.makeText(this, "onSaveInstanceState()", Toast.LENGTH_LONG).show();
Log.i("onSaveInstanceState", "onSaveInstanceState()");
}
String sNewMyText = "";
int nNewMyInt = 0;
@Override
protected void onRestoreInstanceState(Bundle savedInstanceState) {
super.onRestoreInstanceState(savedInstanceState);
// restore saved values
sNewMyText = savedInstanceState.getString("my_text");
nNewMyInt = savedInstanceState.getInt("my_int");
Toast.makeText(this, "onRestoreInstanceState()", Toast.LENGTH_LONG).show();
Log.i("onRestoreInstanceState", "onRestoreInstanceState()");
}
}
Error: No Launcher activity found!
The launch will only sync the application package on the device!
Android emulator not showing the app
Workaround:
Check AndroidManifest.xml for MAIN and LAUNCHER. MyActivity.java is first Activity what will opened if .apk is installed.
The launch will only sync the application package on the device!
Android emulator not showing the app
Workaround:
Check AndroidManifest.xml for MAIN and LAUNCHER. MyActivity.java is first Activity what will opened if .apk is installed.
<application android:label="@string/app_name" android:icon="@drawable/icon">
<activity android:name="MyActivity"
android:label="@string/app_name">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
First: AdView is in XML file
Second: Using AdView in Fragment with LinearLayout
Resolve error in ADT Graphical layout editor:
The following classes could not be instantiated:
- com.google.android.gms.ads.AdView
More about:
https://developers.google.com/mobile-ads-sdk/docs/admob/android/play-migration?hl=it
<com.google.android.gms.ads.AdView
xmlns:ads="//schemas.android.com/apk/res-auto"
android:id="@+id/adView"
android:layout_width="match_parent"
android:layout_height="wrap_content"
ads:adUnitId="MY_AD_UNIT_ID"
ads:adSize="BANNER"/>
// onResume
AdView adView = (AdView)this.findViewById(R.id.adView);
AdRequest adRequest = new AdRequest.Builder()
.addTestDevice(AdRequest.DEVICE_ID_EMULATOR)
.addTestDevice("TEST_DEVICE_ID")
.build();
adView.loadAd(adRequest);
Second: Using AdView in Fragment with LinearLayout
Resolve error in ADT Graphical layout editor:
The following classes could not be instantiated:
- com.google.android.gms.ads.AdView
// layout in xml file
<LinearLayout
android:id="@+id/layout"
android:orientation="horizontal"
android:layout_width="match_parent"
android:layout_height="wrap_content" >
// java class with fragment in Fragment class or in Activity class
private static AdView adView;
@Override
public void onResume(){
super.onResume();
try {
// in xml is empty layout
adView = new AdView(getActivity());
adView.setAdUnitId("ca-app-pub-626/638103xxxxxxx");
adView.setAdSize(AdSize.BANNER);
LinearLayout layout = (LinearLayout)getView() .findViewById(R.id.layout);
layout.addView(adView);
AdRequest adRequest = new AdRequest.Builder().build();
adView.loadAd(adRequest);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
More about:
https://developers.google.com/mobile-ads-sdk/docs/admob/android/play-migration?hl=it
[2013-07-06 16:10:29 - SDK Manager] [SDK Manager] Error: Error parsing the sdk.
[2013-07-06 16:10:29 - SDK Manager] [SDK Manager] Error: Failed to create C:\Program Files\android\sdk\add-ons.
[2013-07-06 16:10:29 - SDK Manager] [SDK Manager] Error: Unable to parse SDK content.
You have to create add-ons folder as admin of PC
[2013-07-06 16:10:29 - SDK Manager] [SDK Manager] Error: Failed to create C:\Program Files\android\sdk\add-ons.
[2013-07-06 16:10:29 - SDK Manager] [SDK Manager] Error: Unable to parse SDK content.
You have to create add-ons folder as admin of PC
Eclipse Navigation Shortcuts.
Keyboard_shortcuts_(3.0).pdf
Ctrl+1 Quick fix problem
Ctrl+O Quick Outline
Ctrl+Shift+G Find references in workspace
Ctrl+Shift+U Find all references in file
Ctrl+Shift+T Find Java Typ
[caption id="attachment_1214" align="alignleft" width="150" caption="eclipse-ctrl-shift-t"]
[/caption]
Ctrl+Shift+R Find Resource
Ctrl+E Open Editor Drop-Down
Ctrl+Space Content Assist
Ctrl+Shift+Space Context Information
F3 Open Declaration of variable
F4 Open Type Hierarchy
Ctrl+H Open Search Dialog
Alt+Shift+R Rename - Refactoring
Alt+Shift+M Extract Method
Alt+Shift+L Extract Local Variable
Alt Shift Up Expand selection to enclosing element
Alt Shift Right Expand selection to next element
Alt Shift Left Expand selection to previous element
Alt Shift Down Restore previous selection
Breakpoints Shift+Alt+Q B
Cheat Sheets Shift+Alt+Q H
Console Shift+Alt+Q C
Java Declaration Shift+Alt+Q D
Java Package Explorer Shift+Alt+Q P
Java Type Hierarchy Shift+Alt+Q T
Javadoc Shift+Alt+Q J
Search Shift+Alt+Q S
Show View (View: Outline)Shift+Alt+Q O
Show View (View: Problems)Shift+Alt+Q X
Synchronize Shift+Alt+Q Y
Variables Shift+Alt+Q V

Keyboard_shortcuts_(3.0).pdf
Ctrl+1 Quick fix problem

Ctrl+O Quick Outline

Ctrl+Shift+G Find references in workspace
Ctrl+Shift+U Find all references in file

Ctrl+Shift+T Find Java Typ
[caption id="attachment_1214" align="alignleft" width="150" caption="eclipse-ctrl-shift-t"]

Ctrl+Shift+R Find Resource

Ctrl+E Open Editor Drop-Down
Ctrl+Space Content Assist

Ctrl+Shift+Space Context Information

F3 Open Declaration of variable
F4 Open Type Hierarchy
Ctrl+H Open Search Dialog
Alt+Shift+R Rename - Refactoring
Alt+Shift+M Extract Method
Alt+Shift+L Extract Local Variable
Alt Shift Up Expand selection to enclosing element
Alt Shift Right Expand selection to next element
Alt Shift Left Expand selection to previous element
Alt Shift Down Restore previous selection
Breakpoints Shift+Alt+Q B
Cheat Sheets Shift+Alt+Q H
Console Shift+Alt+Q C
Java Declaration Shift+Alt+Q D
Java Package Explorer Shift+Alt+Q P
Java Type Hierarchy Shift+Alt+Q T
Javadoc Shift+Alt+Q J
Search Shift+Alt+Q S
Show View (View: Outline)Shift+Alt+Q O
Show View (View: Problems)Shift+Alt+Q X
Synchronize Shift+Alt+Q Y
Variables Shift+Alt+Q V

Editace: 2017-05-06 10:25:57
Počet článků v kategorii: 397
Url:android-4-4-lenovo-a6000-black-screen
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