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ExampleAppWidgetConfigure.javaAPI DocAndroid 1.5 API4944Wed May 06 22:41:08 BST 2009com.example.android.apis.appwidget

ExampleAppWidgetConfigure

public class ExampleAppWidgetConfigure extends android.app.Activity
The configuration screen for the ExampleAppWidgetProvider widget sample.

Fields Summary
static final String
TAG
private static final String
PREFS_NAME
private static final String
PREF_PREFIX_KEY
int
mAppWidgetId
android.widget.EditText
mAppWidgetPrefix
View.OnClickListener
mOnClickListener
Constructors Summary
public ExampleAppWidgetConfigure()


      
        super();
Methods Summary
static voiddeleteTitlePref(android.content.Context context, int appWidgetId)
static voidloadAllTitlePrefs(android.content.Context context, java.util.ArrayList appWidgetIds, java.util.ArrayList texts)
static java.lang.StringloadTitlePref(android.content.Context context, int appWidgetId)

        SharedPreferences prefs = context.getSharedPreferences(PREFS_NAME, 0);
        String prefix = prefs.getString(PREF_PREFIX_KEY + appWidgetId, null);
        if (prefix != null) {
            return prefix;
        } else {
            return context.getString(R.string.appwidget_prefix_default);
        }
public voidonCreate(android.os.Bundle icicle)

        super.onCreate(icicle);

        // Set the result to CANCELED.  This will cause the widget host to cancel
        // out of the widget placement if they press the back button.
        setResult(RESULT_CANCELED);

        // Set the view layout resource to use.
        setContentView(R.layout.appwidget_configure);

        // Find the EditText
        mAppWidgetPrefix = (EditText)findViewById(R.id.appwidget_prefix);

        // Bind the action for the save button.
        findViewById(R.id.save_button).setOnClickListener(mOnClickListener);

        // Find the widget id from the intent. 
        Intent intent = getIntent();
        Bundle extras = intent.getExtras();
        if (extras != null) {
            mAppWidgetId = extras.getInt(
                    AppWidgetManager.EXTRA_APPWIDGET_ID, AppWidgetManager.INVALID_APPWIDGET_ID);
        }

        // If they gave us an intent without the widget id, just bail.
        if (mAppWidgetId == AppWidgetManager.INVALID_APPWIDGET_ID) {
            finish();
        }

        mAppWidgetPrefix.setText(loadTitlePref(ExampleAppWidgetConfigure.this, mAppWidgetId));
static voidsaveTitlePref(android.content.Context context, int appWidgetId, java.lang.String text)


    // Write the prefix to the SharedPreferences object for this widget
            
        SharedPreferences.Editor prefs = context.getSharedPreferences(PREFS_NAME, 0).edit();
        prefs.putString(PREF_PREFIX_KEY + appWidgetId, text);
        prefs.commit();