/*
* Copyright (C) 2009 University of Washington
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
* in compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License
* is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
* or implied. See the License for the specific language governing permissions and limitations under
* the License.
*/
package org.odk.collect.android.widgets;
import android.content.Context;
import android.util.Log;
import org.javarosa.core.model.Constants;
import org.javarosa.form.api.FormEntryPrompt;
import java.util.Locale;
/**
* Convenience class that handles creation of widgets.
*
* @author Carl Hartung (carlhartung@gmail.com)
*/
public class WidgetFactory {
/**
* Returns the appropriate QuestionWidget for the given FormEntryPrompt.
*
* @param fep prompt element to be rendered
* @param context Android context
* @param readOnlyOverride a flag to be ORed with JR readonly attribute.
*/
static public QuestionWidget createWidgetFromPrompt(FormEntryPrompt fep, Context context, boolean readOnlyOverride) {
// get appearance hint and clean it up so it is lower case and never null...
String appearance = fep.getAppearanceHint();
if ( appearance == null ) appearance = "";
// for now, all appearance tags are in english...
appearance = appearance.toLowerCase(Locale.ENGLISH);
QuestionWidget questionWidget;
switch (fep.getControlType()) {
case Constants.CONTROL_INPUT:
switch (fep.getDataType()) {
case Constants.DATATYPE_DATE_TIME:
questionWidget = new DateTimeWidget(context, fep);
break;
case Constants.DATATYPE_DATE:
questionWidget = new DateWidget(context, fep);
break;
case Constants.DATATYPE_TIME:
questionWidget = new TimeWidget(context, fep);
break;
case Constants.DATATYPE_DECIMAL:
if ( appearance.startsWith("ex:") ) {
questionWidget = new ExDecimalWidget(context, fep);
} else if (appearance.equals("bearing")) {
questionWidget = new BearingWidget(context, fep);
} else {
questionWidget = new DecimalWidget(context, fep, readOnlyOverride);
}
break;
case Constants.DATATYPE_INTEGER:
if ( appearance.startsWith("ex:") ) {
questionWidget = new ExIntegerWidget(context, fep);
} else {
questionWidget = new IntegerWidget(context, fep, readOnlyOverride);
}
break;
case Constants.DATATYPE_GEOPOINT:
questionWidget = new GeoPointWidget(context, fep);
break;
case Constants.DATATYPE_BARCODE:
questionWidget = new BarcodeWidget(context, fep);
break;
case Constants.DATATYPE_TEXT:
String query = fep.getQuestion().getAdditionalAttribute(null, "query");
if (query != null) {
questionWidget = new ItemsetWidget(context, fep, readOnlyOverride);
} else if (appearance.startsWith("printer")) {
questionWidget = new ExPrinterWidget(context, fep);
} else if (appearance.startsWith("ex:")) {
questionWidget = new ExStringWidget(context, fep);
} else if (appearance.equals("numbers")) {
questionWidget = new StringNumberWidget(context, fep, readOnlyOverride);
} else if (appearance.equals("url")) {
questionWidget = new UrlWidget(context, fep);
} else {
questionWidget = new StringWidget(context, fep, readOnlyOverride);
}
break;
default:
questionWidget = new StringWidget(context, fep, readOnlyOverride);
break;
}
break;
case Constants.CONTROL_IMAGE_CHOOSE:
if (appearance.equals("web")) {
questionWidget = new ImageWebViewWidget(context, fep);
} else if(appearance.equals("signature")) {
questionWidget = new SignatureWidget(context, fep);
} else if(appearance.equals("annotate")) {
questionWidget = new AnnotateWidget(context, fep);
} else if(appearance.equals("draw")) {
questionWidget = new DrawWidget(context, fep);
} else if(appearance.startsWith("align:")) {
questionWidget = new AlignedImageWidget(context, fep);
} else {
questionWidget = new ImageWidget(context, fep);
}
break;
case Constants.CONTROL_AUDIO_CAPTURE:
questionWidget = new AudioWidget(context, fep);
break;
case Constants.CONTROL_VIDEO_CAPTURE:
questionWidget = new VideoWidget(context, fep);
break;
case Constants.CONTROL_SELECT_ONE:
// SurveyCTO-revised support for dynamic select content (from .csv files)
// consider traditional ODK appearance to be first word in appearance string
if (appearance.startsWith("compact") || appearance.startsWith("quickcompact")) {
int numColumns = -1;
try {
String firstWord = appearance.split("\\s+")[0];
int idx = firstWord.indexOf("-");
if ( idx != -1 ) {
numColumns =
Integer.parseInt(firstWord.substring(idx + 1));
}
} catch (Exception e) {
// Do nothing, leave numColumns as -1
Log.e("WidgetFactory", "Exception parsing numColumns");
}
if (appearance.startsWith("quick")) {
questionWidget = new GridWidget(context, fep, numColumns, true);
} else {
questionWidget = new GridWidget(context, fep, numColumns, false);
}
} else if (appearance.startsWith("minimal")) {
questionWidget = new SpinnerWidget(context, fep);
}
// else if (appearance != null && appearance.contains("autocomplete")) {
// String filterType = null;
// try {
// filterType = appearance.substring(appearance.indexOf('-') + 1);
// } catch (Exception e) {
// // Do nothing, leave filerType null
// Log.e("WidgetFactory", "Exception parsing filterType");
// }
// questionWidget = new AutoCompleteWidget(context, fep, filterType);
//
// }
else if (appearance.startsWith("quick")) {
questionWidget = new SelectOneAutoAdvanceWidget(context, fep);
} else if (appearance.equals("list-nolabel")) {
questionWidget = new ListWidget(context, fep, false);
} else if (appearance.equals("list")) {
questionWidget = new ListWidget(context, fep, true);
} else if (appearance.equals("label")) {
questionWidget = new LabelWidget(context, fep);
} else {
questionWidget = new SelectOneWidget(context, fep);
}
break;
case Constants.CONTROL_SELECT_MULTI:
// SurveyCTO-revised support for dynamic select content (from .csv files)
// consider traditional ODK appearance to be first word in appearance string
if (appearance.startsWith("compact")) {
int numColumns = -1;
try {
String firstWord = appearance.split("\\s+")[0];
int idx = firstWord.indexOf("-");
if ( idx != -1 ) {
numColumns =
Integer.parseInt(firstWord.substring(idx + 1));
}
} catch (Exception e) {
// Do nothing, leave numColumns as -1
Log.e("WidgetFactory", "Exception parsing numColumns");
}
questionWidget = new GridMultiWidget(context, fep, numColumns);
} else if (appearance.startsWith("minimal")) {
questionWidget = new SpinnerMultiWidget(context, fep);
} else if (appearance.startsWith("list-nolabel")) {
questionWidget = new ListMultiWidget(context, fep, false);
} else if (appearance.startsWith("list")) {
questionWidget = new ListMultiWidget(context, fep, true);
} else if (appearance.startsWith("label")) {
questionWidget = new LabelWidget(context, fep);
} else {
questionWidget = new SelectMultiWidget(context, fep);
}
break;
case Constants.CONTROL_TRIGGER:
questionWidget = new TriggerWidget(context, fep);
break;
default:
questionWidget = new StringWidget(context, fep, readOnlyOverride);
break;
}
return questionWidget;
}
}