android-2.2-froyo

问题 Everything goes successful in my app in higher versions, but in the lower versions like 2.2 the app crashes while fetching data from database with this error 07-17 21:46:36.361: I/Database(520): sqlite returned: error code = 1, msg = no such table: Schedules 07-17 21:46:36.371: W/System.err(520): android.database.sqlite.SQLiteException: no such table: Schedules: , while compiling: SELECT DISTINCT * FROM Schedules 07-17 21:46:36.391: W/System.err(520): at android.database.sqlite

问题 I saw a good tutorial on youtube to install the Android SDK on windows, i attempted it on my window 7 pc. I tried many times but still i failed. I have java JDK and Eclipse latest version installed but the only problem is that Android SDK didn't able to fetch some packages and i am unable to use it. The following error occurs: How to deal with this problem? I want to learn and develop Android apps. 回答1: Try to remove everything related to Android and Java SDK as well as Eclipse. Try to

问题 I noticed the default camera activity I call on a Droid X is different looking than the one on my Droid and Nexus One. After selecting "OK" on the Droid and Nexus One, the activity would finish - the Droid X has a "Done" button (which takes you back to the Camera, instead of finishing the activity), and the only way to get to the screen I want is to hit the "Back" button. Here is the class that works on Android 2.2/2.3, but not for Droid X's: package com.android.xxx; import java.io.File;

问题 I have two activities The first one gets some data from a content provider, and displays it The second activity has a button, and when clicked it should call the first activity to "refresh", in other words to reload data from the content provider This is my first activity ... @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.contactsview); // Grab data and put it onto screen getDataAndPutToUI(); } @Override public void

问题 A short tutorial for people like me who had some trouble finding a way to implement TabHost and ViewPager, including page swiping with fingers and tab click to change pages. The shown solution is compatible with Android versions 2.2+. It includes Tabs initialization, ViewPager connected with Tabs and Page Scrolling management. Its main peculiarity is the optimization for earlier versions of Android (Android 2.2 (Froyo), API version 8) and the simple implementation for different purposes. 回答1:

问题 I'm trying to install a platform but when I open Android Manager then I click Available Software then select the https://dl-ssl.google.com/android/repository/repository.xml repository I get this error: Failed to fetch URL https://dl-ssl.google.com/android/repository/repository.xml I have also tried downloading by clicking on force "http:" for all "https:" downloads on settings panel but it still doesn't help. I'm working on Windows Vista. 回答1: If you enter the URL in a browser and then look

问题 I'm trying to install a platform but when I open Android Manager then I click Available Software then select the https://dl-ssl.google.com/android/repository/repository.xml repository I get this error: Failed to fetch URL https://dl-ssl.google.com/android/repository/repository.xml I have also tried downloading by clicking on force "http:" for all "https:" downloads on settings panel but it still doesn't help. I'm working on Windows Vista. 回答1: If you enter the URL in a browser and then look

问题 I've saved two strings to a file and want to display those strings in another class, I tried the usually FileInputStream, but it wasn't having any of it, what other way could I solve this, I want to stick to files and not sharedprefernces. Is there a way to solve this issue with using Inputstreams in another class? Thanks My Code: EditText eTuser; EditText eTpassword; CheckBox StaySignedIn; Button bSubmit; String user; String pass; FileOutputStream fos; FileInputStream fis = null; String

问题 I have create a widget in android , whenever i click on Widget TextView one service get starts but at the same time i want to change the icon which is shown on the right side. I can set a onclick over Widget TextView using remoteViews.setOnClickPendingIntent(R.id.widgetTxt,pendingIntent); but i don't know where i can change the icon when the TextView get clicks image @Override public void onUpdate(Context context, AppWidgetManager appWidgetManager,int[] appWidgetIds) { // Here i am trying to

问题 I have create a widget in android , whenever i click on Widget TextView one service get starts but at the same time i want to change the icon which is shown on the right side. I can set a onclick over Widget TextView using remoteViews.setOnClickPendingIntent(R.id.widgetTxt,pendingIntent); but i don't know where i can change the icon when the TextView get clicks image @Override public void onUpdate(Context context, AppWidgetManager appWidgetManager,int[] appWidgetIds) { // Here i am trying to