Re: [android-developers] How to Create Image List Please help me
you can find some examples from APIDemos about Listview or you can google "Listview" ,there are many examples. 2011/6/9 saikrishna > Hello every one I am new to android platform and more over I am > student with no much hands on experience with android. I am aware of > the basics on how to create lists and other things. Now I want to add > Images to my list along with the text. Can anyone please provide with > resources that help me in completely understanding how to create an > image list. Please provide me with sample code to better understand > how it works. > > Thanks > Saikrishna > > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to android-developers@googlegroups.com > To unsubscribe from this group, send email to > android-developers+unsubscr...@googlegroups.com > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
Re: [android-developers] error message "Application has stopped unexpectedly please try again" in android
you set "private Button btnOne = null;" then btnOne.setOnClickListener(new View.OnClickListener() { public void onClick(View v) { text=text+"1"; editText.setText(text); } }); 2011/10/27 Isham Mohamed Iqbal > I'm a newbie to android developing from Sri Lanka. > > I coded for a simple calculator, the code is error free (shown in > eclipse IDE) and while the code starts to run the console window of > eclipse IDE is not giving any error. After the emulator starts, I got > "Sorry! Application Hello Android (process com.helloAndroid)has > stopped unexpectedly please try again". > > After I click the "Force close"button the app stops work. I don't have > any android phone to run that and I used only emulator. > > My code is : > > package com.helloAndroid; > > import android.app.Activity; > import android.os.Bundle; > import android.view.View; > import android.widget.Button; > import android.widget.EditText; > import java.math.*; > > public class HelloAndroid extends Activity { >/** Called when the activity is first created. */ >private EditText editText=null; >private Button btnOne = null; >private Button btnTwo = (Button) findViewById(R.id.btnTwo); >private Button btnThree = (Button) findViewById(R.id.btnThree); >private Button btnFour = (Button)findViewById(R.id.btnFour); >private Button btnFive = (Button) findViewById(R.id.btnFive); >private Button btnSix = (Button) findViewById(R.id.btnSix); >private Button btnSeven = (Button) findViewById(R.id.btnSeven); >private Button btnEight = (Button) findViewById(R.id.btnEight); >private Button btnNine = (Button) findViewById(R.id.btnNine); >private Button btnZero = (Button) findViewById(R.id.btnZero); >private Button btnAdd = (Button) findViewById(R.id.btnAdd); >private Button btnSubstract = (Button) > findViewById(R.id.btnSubstract); >private Button btnMultiply = (Button) > findViewById(R.id.btnMultiply); >private Button btnSin = (Button) findViewById(R.id.btnSin); >private Button btnCos = (Button) findViewById(R.id.btnCos); >private Button btnTan = (Button) findViewById(R.id.btnTan); >private Button btnPi = (Button) findViewById(R.id.btnPi); >private Button btnSqrt = (Button) findViewById(R.id.btnSqrt); >private Button btnSquare = (Button) findViewById(R.id.btnSquare); >private Button btnEqual = (Button) findViewById(R.id.btnEqual); >private String text= editText.getText().toString(); > >@Override >public void onCreate(Bundle savedInstanceState) { >super.onCreate(savedInstanceState); >setContentView(R.layout.main); >btnOne.setOnClickListener(new View.OnClickListener() { >public void onClick(View v) { >text=text+"1"; >editText.setText(text); >} >}); > >btnTwo.setOnClickListener(new View.OnClickListener() { >public void onClick(View v) { >text=text+"2"; >editText.setText(text); >} >}); > >btnThree.setOnClickListener(new View.OnClickListener() { >public void onClick(View v) { >text=text+"3"; >editText.setText(text); >} >}); > >btnFour.setOnClickListener(new View.OnClickListener() { >public void onClick(View v) { >text=text+"4"; >editText.setText(text); >} >}); > >btnFive.setOnClickListener(new View.OnClickListener() { >public void onClick(View v) { >text=text+"5"; >editText.setText(text); >} >}); > >btnSix.setOnClickListener(new View.OnClickListener() { >public void onClick(View v) { >text=text+"6"; >editText.setText(text); >} >}); > >btnSeven.setOnClickListener(new View.OnClickListener() { >public void onClick(View v) { >text=text+"7"; >editText.setText(text); >} >}); > >btnEight.setOnClickListener(new View.OnClickListener() { >public void onClick(View v) { >text=text+"8"; >
Re: [android-developers] Re: Help needed on BUtton CLick
set the margin property of buttoneg:android:layout_margin='' 2011/9/5 sam > I got it fixed Ratheesh , i had a mistake in ma manifest file .. > > Can u please guide me how to set the space between the buttons ??? > > Regards, > Sam > > On Sep 5, 11:53 am, Ratheesh Valamchuzhy wrote: > > hi SAM > > > > public void onClick(View v) > >{ > >switch(v.getId()) > >{ > >case R.id.button1: > > > >startActivity(new Intent(Screen1.this,Screen2. > > class)); > > break; > > > >case R.id.button3: > > startActivity(new Intent(Screen1.this,Screen3. > > class)); > > break; > > } > >} > > > > try this > > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to android-developers@googlegroups.com > To unsubscribe from this group, send email to > android-developers+unsubscr...@googlegroups.com > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en > -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
Re: [android-developers] I have met some problems when run test Android project
"java.lang.RuntimeException: Unable to start activity ComponentInfo{com.cieaura/com. cieaura.virtualoffice.activity.VOLogin}: java.lang.NullPointerException " ,there is a error in you code. 2011/9/12 Bich Hong > 09-12 13:57:32.966: WARN/dalvikvm(1047): threadid=1: thread exiting > with uncaught exception (group=0x4001d800) > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): FATAL EXCEPTION: main > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): > java.lang.RuntimeException: Unable to start activity > ComponentInfo{com.cieaura/com.cieaura.virtualoffice.activity.VOLogin}: > java.lang.NullPointerException > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): at > android.app.ActivityThread.performLaunchActivity(ActivityThread.java: > 2663) > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): at > android.app.ActivityThread.handleLaunchActivity(ActivityThread.java: > 2679) > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): at > android.app.ActivityThread.access$2300(ActivityThread.java:125) > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): at > android.app.ActivityThread$H.handleMessage(ActivityThread.java:2033) > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): at > android.os.Handler.dispatchMessage(Handler.java:99) > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): at > android.os.Looper.loop(Looper.java:123) > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): at > android.app.ActivityThread.main(ActivityThread.java:4627) > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): at > java.lang.reflect.Method.invokeNative(Native Method) > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): at > java.lang.reflect.Method.invoke(Method.java:521) > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): at > com.android.internal.os.ZygoteInit > $MethodAndArgsCaller.run(ZygoteInit.java:868) > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): at > com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626) > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): at > dalvik.system.NativeStart.main(Native Method) > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): Caused by: > java.lang.NullPointerException > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): at > com.cieaura.virtualoffice.activity.VOLogin.onCreate(VOLogin.java:46) > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): at > android.app.Instrumentation.callActivityOnCreate(Instrumentation.java: > 1047) > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): at > android.app.ActivityThread.performLaunchActivity(ActivityThread.java: > 2627) > 09-12 13:57:32.996: ERROR/AndroidRuntime(1047): ... 11 more > 09-12 13:57:33.016: WARN/ActivityManager(67): Error in app com.cieaura > running instrumentation ComponentInfo{com.cieaura.test/ > android.test.InstrumentationTestRunner}: > 09-12 13:57:33.016: WARN/ActivityManager(67): > java.lang.NullPointerException > 09-12 13:57:33.016: WARN/ActivityManager(67): > java.lang.NullPointerException: Unable to start activity > ComponentInfo{com.cieaura/com.cieaura.virtualoffice.activity.VOLogin}: > java.lang.NullPointerException > 09-12 13:57:33.037: INFO/ActivityManager(67): Force stopping package > com.cieaura uid=10038 > 09-12 13:57:33.066: INFO/Process(67): Sending signal. PID: 1047 SIG: 9 > 09-12 13:57:33.136: DEBUG/AndroidRuntime(1041): Shutting down VM > 09-12 13:57:33.145: DEBUG/jdwp(1041): Got wake-up signal, bailing out > of select > 09-12 13:57:33.145: DEBUG/dalvikvm(1041): Debugger has detached; > object registry had 1 entries > 09-12 13:57:33.206: INFO/AndroidRuntime(1041): NOTE: attach of thread > 'Binder Thread #3' failed > 09-12 13:57:33.206: INFO/UsageStats(67): Unexpected resume of > com.android.launcher while already resumed in com.cieaura > 09-12 13:57:33.256: WARN/InputManagerService(67): Window already > focused, ignoring focus gain of: > com.android.internal.view.IInputMethodClient$Stub$Proxy@45056300 > 09-12 13:57:38.596: DEBUG/dalvikvm(291): GC_EXPLICIT freed 32 > objects / 1512 bytes in 141ms > 09-12 13:57:43.666: DEBUG/dalvikvm(196): GC_EXPLICIT freed 145 > objects / 10784 bytes in 154ms > 09-12 13:58:24.466: DEBUG/StatusBar(67): DISABLE_EXPAND: yes > 09-12 13:58:29.746: DEBUG/dalvikvm(180): GC_EXPLICIT freed 19 > objects / 736 bytes in 146ms > 09-12 13:58:34.776: DEBUG/dalvikvm(129): GC_EXPLICIT freed 32 > objects / 1792 bytes in 156ms > > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to android-developers@googlegroups.com > To unsubscribe from this group, send email to > android-developers+unsubscr...@googlegroups.com > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com