android.preference.PreferenceScreen#setIntent ( )源码实例Demo

/**
 * Configure home-as-up for sub-screens.
 */
private void setPreferenceScreenIntent(final PreferenceScreen preferenceScreen)
{
    Intent intent = new Intent(getActivity(), CameraSettingsActivity.class);
    intent.putExtra(PREF_SCREEN_EXTRA, preferenceScreen.getKey());
    preferenceScreen.setIntent(intent);
}
 

/**
 * Sets the default values for the preference screen
 */
private void initPreferences() {

    // Binary file location
    EditTextPreference binaryFileLocation = (EditTextPreference) findPreference(Constants.PREFERENCE_STORAGE_DIRECTORY);
    if (TextUtils.isEmpty(binaryFileLocation.getText())) {
        binaryFileLocation.setText(EnvironmentUtil.getProcedureDirectory());
    }

    // Image downscale factor
    EditTextPreference imageDownscale = (EditTextPreference) findPreference(Constants.PREFERENCE_IMAGE_SCALE);
    if (TextUtils.isEmpty(imageDownscale.getText())) {
        imageDownscale.setText("" + Constants.IMAGE_SCALE_FACTOR);
    }
    imageDownscale.getEditText().setKeyListener(new DigitsKeyListener());

    // View all edu resources
    PreferenceScreen resourcePref = (PreferenceScreen) findPreference("s_education_resource");
    Intent intent = EducationResourceList.getIntent(Intent.ACTION_PICK,
            Audience.ALL);
    intent.putExtra(Intent.EXTRA_INTENT, new Intent(Intent.ACTION_VIEW));
    resourcePref.setIntent(intent);

    // SD card loading procedures
    PreferenceScreen intentPref = (PreferenceScreen) findPreference("s_procedures");
    intentPref.setIntent(new Intent("org.sana.android.activity.IMPORT_PROCEDURE"));
    //intentPref.setIntent(new Intent(ResourceSettings.this, 
    //		ProcedureSdImporter.class));
}
 

/**
 * Sets the default values for the the preferences
 */
private void initPreferences() {

    // Health worker username for OpenMRS
    EditTextPreference prefEmrUsername = (EditTextPreference) findPreference(Constants.PREFERENCE_EMR_USERNAME);
    if (TextUtils.isEmpty(prefEmrUsername.getText())) {
        prefEmrUsername.setText(Constants.DEFAULT_USERNAME);
    }

    // Health worker password for OpenMRS
    EditTextPreference prefEmrPassword = (EditTextPreference) findPreference(Constants.PREFERENCE_EMR_PASSWORD);
    prefEmrPassword.getEditText().setTransformationMethod(
            new PasswordTransformationMethod());
    if (TextUtils.isEmpty(prefEmrPassword.getText())) {
        prefEmrPassword.setText(Constants.DEFAULT_PASSWORD);
    }

    // Whether barcode reading is enabled on the phone
    /*
     * CheckBoxPreference barcodeEnabled = new CheckBoxPreference(this);
     * barcodeEnabled.setKey(Constants.PREFERENCE_BARCODE_ENABLED);
     * barcodeEnabled.setTitle("Enable barcode reading");
     * barcodeEnabled.setSummary
     * ("Enable barcode reading of patient and physician ids");
     * barcodeEnabled.setDefaultValue(false);
     * dialogBasedPrefCat.addPreference(barcodeEnabled);
     */

    // Launches network preferences
    PreferenceScreen prefNetwork = (PreferenceScreen) findPreference("s_network_settings");
    if (prefNetwork != null) {
        prefNetwork.setIntent(new Intent(this, NetworkSettings.class));
    }

    // Launches resource preferences
    PreferenceScreen prefResource = (PreferenceScreen) findPreference("s_resource_settings");
    if (prefResource != null) {
        prefResource.setIntent(new Intent(this, ResourceSettings.class));
    }
}