michael@0: /* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: package org.mozilla.gecko.prompts;
michael@0: 
michael@0: import java.text.SimpleDateFormat;
michael@0: import java.util.Calendar;
michael@0: import java.util.GregorianCalendar;
michael@0: 
michael@0: import org.json.JSONObject;
michael@0: import org.mozilla.gecko.widget.AllCapsTextView;
michael@0: import org.mozilla.gecko.widget.DateTimePicker;
michael@0: 
michael@0: import android.content.Context;
michael@0: import android.content.res.Configuration;
michael@0: import android.os.Build;
michael@0: import android.text.Html;
michael@0: import android.text.InputType;
michael@0: import android.text.TextUtils;
michael@0: import android.text.format.DateFormat;
michael@0: import android.util.Log;
michael@0: import android.view.View;
michael@0: import android.view.ViewGroup.LayoutParams;
michael@0: import android.view.inputmethod.InputMethodManager;
michael@0: import android.widget.ArrayAdapter;
michael@0: import android.widget.CheckBox;
michael@0: import android.widget.DatePicker;
michael@0: import android.widget.EditText;
michael@0: import android.widget.LinearLayout;
michael@0: import android.widget.Spinner;
michael@0: import android.widget.TextView;
michael@0: import android.widget.TimePicker;
michael@0: 
michael@0: public class PromptInput {
michael@0:     protected final String mLabel;
michael@0:     protected final String mType;
michael@0:     protected final String mId;
michael@0:     protected final String mValue;
michael@0:     protected OnChangeListener mListener;
michael@0:     protected View mView;
michael@0:     public static final String LOGTAG = "GeckoPromptInput";
michael@0: 
michael@0:     public interface OnChangeListener {
michael@0:         public void onChange(PromptInput input);
michael@0:     }
michael@0: 
michael@0:     public void setListener(OnChangeListener listener) {
michael@0:         mListener = listener;
michael@0:     }
michael@0: 
michael@0:     public static class EditInput extends PromptInput {
michael@0:         protected final String mHint;
michael@0:         protected final boolean mAutofocus;
michael@0:         public static final String INPUT_TYPE = "textbox";
michael@0: 
michael@0:         public EditInput(JSONObject object) {
michael@0:             super(object);
michael@0:             mHint = object.optString("hint");
michael@0:             mAutofocus = object.optBoolean("autofocus");
michael@0:         }
michael@0: 
michael@0:         public View getView(final Context context) throws UnsupportedOperationException {
michael@0:             EditText input = new EditText(context);
michael@0:             input.setInputType(InputType.TYPE_CLASS_TEXT);
michael@0:             input.setText(mValue);
michael@0: 
michael@0:             if (!TextUtils.isEmpty(mHint)) {
michael@0:                 input.setHint(mHint);
michael@0:             }
michael@0: 
michael@0:             if (mAutofocus) {
michael@0:                 input.setOnFocusChangeListener(new View.OnFocusChangeListener() {
michael@0:                     @Override
michael@0:                     public void onFocusChange(View v, boolean hasFocus) {
michael@0:                         if (hasFocus) {
michael@0:                             ((InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE)).showSoftInput(v, 0);
michael@0:                         }
michael@0:                     }
michael@0:                 });
michael@0:                 input.requestFocus();
michael@0:             }
michael@0: 
michael@0:             mView = (View)input;
michael@0:             return mView;
michael@0:         }
michael@0: 
michael@0:         @Override
michael@0:         public Object getValue() {
michael@0:             EditText edit = (EditText)mView;
michael@0:             return edit.getText();
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     public static class NumberInput extends EditInput {
michael@0:         public static final String INPUT_TYPE = "number";
michael@0:         public NumberInput(JSONObject obj) {
michael@0:             super(obj);
michael@0:         }
michael@0: 
michael@0:         public View getView(final Context context) throws UnsupportedOperationException {
michael@0:             EditText input = (EditText) super.getView(context);
michael@0:             input.setRawInputType(Configuration.KEYBOARD_12KEY);
michael@0:             input.setInputType(InputType.TYPE_CLASS_NUMBER |
michael@0:                                InputType.TYPE_NUMBER_FLAG_SIGNED);
michael@0:             return input;
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     public static class PasswordInput extends EditInput {
michael@0:         public static final String INPUT_TYPE = "password";
michael@0:         public PasswordInput(JSONObject obj) {
michael@0:             super(obj);
michael@0:         }
michael@0: 
michael@0:         public View getView(Context context) throws UnsupportedOperationException {
michael@0:             EditText input = (EditText) super.getView(context);
michael@0:             input.setInputType(InputType.TYPE_CLASS_TEXT |
michael@0:                                InputType.TYPE_TEXT_VARIATION_PASSWORD |
michael@0:                                InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS);
michael@0:             return input;
michael@0:         }
michael@0: 
michael@0:         @Override
michael@0:         public Object getValue() {
michael@0:             EditText edit = (EditText)mView;
michael@0:             return edit.getText();
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     public static class CheckboxInput extends PromptInput {
michael@0:         public static final String INPUT_TYPE = "checkbox";
michael@0:         private boolean mChecked;
michael@0: 
michael@0:         public CheckboxInput(JSONObject obj) {
michael@0:             super(obj);
michael@0:             mChecked = obj.optBoolean("checked");
michael@0:         }
michael@0: 
michael@0:         public View getView(Context context) throws UnsupportedOperationException {
michael@0:             CheckBox checkbox = new CheckBox(context);
michael@0:             checkbox.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT));
michael@0:             checkbox.setText(mLabel);
michael@0:             checkbox.setChecked(mChecked);
michael@0:             mView = (View)checkbox;
michael@0:             return mView;
michael@0:         }
michael@0: 
michael@0:         @Override
michael@0:         public Object getValue() {
michael@0:             CheckBox checkbox = (CheckBox)mView;
michael@0:             return checkbox.isChecked() ? Boolean.TRUE : Boolean.FALSE;
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     public static class DateTimeInput extends PromptInput {
michael@0:         public static final String[] INPUT_TYPES = new String[] {
michael@0:             "date",
michael@0:             "week",
michael@0:             "time",
michael@0:             "datetime-local",
michael@0:             "datetime",
michael@0:             "month"
michael@0:         };
michael@0: 
michael@0:         public DateTimeInput(JSONObject obj) {
michael@0:             super(obj);
michael@0:         }
michael@0: 
michael@0:         public View getView(Context context) throws UnsupportedOperationException {
michael@0:             if (mType.equals("date")) {
michael@0:                 try {
michael@0:                     DateTimePicker input = new DateTimePicker(context, "yyyy-MM-dd", mValue,
michael@0:                                                               DateTimePicker.PickersState.DATE);
michael@0:                     input.toggleCalendar(true);
michael@0:                     mView = (View)input;
michael@0:                 } catch (UnsupportedOperationException ex) {
michael@0:                     // We can't use our custom version of the DatePicker widget because the sdk is too old.
michael@0:                     // But we can fallback on the native one.
michael@0:                     DatePicker input = new DatePicker(context);
michael@0:                     try {
michael@0:                         if (!TextUtils.isEmpty(mValue)) {
michael@0:                             GregorianCalendar calendar = new GregorianCalendar();
michael@0:                             calendar.setTime(new SimpleDateFormat("yyyy-MM-dd").parse(mValue));
michael@0:                             input.updateDate(calendar.get(Calendar.YEAR),
michael@0:                                              calendar.get(Calendar.MONTH),
michael@0:                                              calendar.get(Calendar.DAY_OF_MONTH));
michael@0:                         }
michael@0:                     } catch (Exception e) {
michael@0:                         Log.e(LOGTAG, "error parsing format string: " + e);
michael@0:                     }
michael@0:                     mView = (View)input;
michael@0:                 }
michael@0:             } else if (mType.equals("week")) {
michael@0:                 DateTimePicker input = new DateTimePicker(context, "yyyy-'W'ww", mValue,
michael@0:                                                           DateTimePicker.PickersState.WEEK);
michael@0:                 mView = (View)input;
michael@0:             } else if (mType.equals("time")) {
michael@0:                 TimePicker input = new TimePicker(context);
michael@0:                 input.setIs24HourView(DateFormat.is24HourFormat(context));
michael@0: 
michael@0:                 GregorianCalendar calendar = new GregorianCalendar();
michael@0:                 if (!TextUtils.isEmpty(mValue)) {
michael@0:                     try {
michael@0:                         calendar.setTime(new SimpleDateFormat("HH:mm").parse(mValue));
michael@0:                     } catch (Exception e) { }
michael@0:                 }
michael@0:                 input.setCurrentHour(calendar.get(GregorianCalendar.HOUR_OF_DAY));
michael@0:                 input.setCurrentMinute(calendar.get(GregorianCalendar.MINUTE));
michael@0:                 mView = (View)input;
michael@0:             } else if (mType.equals("datetime-local") || mType.equals("datetime")) {
michael@0:                 DateTimePicker input = new DateTimePicker(context, "yyyy-MM-dd HH:mm", mValue,
michael@0:                                                           DateTimePicker.PickersState.DATETIME);
michael@0:                 input.toggleCalendar(true);
michael@0:                 mView = (View)input;
michael@0:             } else if (mType.equals("month")) {
michael@0:                 DateTimePicker input = new DateTimePicker(context, "yyyy-MM", mValue,
michael@0:                                                           DateTimePicker.PickersState.MONTH);
michael@0:                 mView = (View)input;
michael@0:             }
michael@0:             return mView;
michael@0:         }
michael@0: 
michael@0:         private static String formatDateString(String dateFormat, Calendar calendar) {
michael@0:             return new SimpleDateFormat(dateFormat).format(calendar.getTime());
michael@0:         }
michael@0: 
michael@0:         @Override
michael@0:         public Object getValue() {
michael@0:             if (Build.VERSION.SDK_INT < 11 && mType.equals("date")) {
michael@0:                 // We can't use the custom DateTimePicker with a sdk older than 11.
michael@0:                 // Fallback on the native DatePicker.
michael@0:                 DatePicker dp = (DatePicker)mView;
michael@0:                 GregorianCalendar calendar =
michael@0:                     new GregorianCalendar(dp.getYear(),dp.getMonth(),dp.getDayOfMonth());
michael@0:                 return formatDateString("yyyy-MM-dd",calendar);
michael@0:             } else if (mType.equals("time")) {
michael@0:                 TimePicker tp = (TimePicker)mView;
michael@0:                 GregorianCalendar calendar =
michael@0:                     new GregorianCalendar(0,0,0,tp.getCurrentHour(),tp.getCurrentMinute());
michael@0:                 return formatDateString("HH:mm",calendar);
michael@0:             } else {
michael@0:                 DateTimePicker dp = (DateTimePicker)mView;
michael@0:                 GregorianCalendar calendar = new GregorianCalendar();
michael@0:                 calendar.setTimeInMillis(dp.getTimeInMillis());
michael@0:                 if (mType.equals("date")) {
michael@0:                     return formatDateString("yyyy-MM-dd",calendar);
michael@0:                 } else if (mType.equals("week")) {
michael@0:                     return formatDateString("yyyy-'W'ww",calendar);
michael@0:                 } else if (mType.equals("datetime-local")) {
michael@0:                     return formatDateString("yyyy-MM-dd HH:mm",calendar);
michael@0:                 } else if (mType.equals("datetime")) {
michael@0:                     calendar.set(GregorianCalendar.ZONE_OFFSET,0);
michael@0:                     calendar.setTimeInMillis(dp.getTimeInMillis());
michael@0:                     return formatDateString("yyyy-MM-dd HH:mm",calendar);
michael@0:                 } else if (mType.equals("month")) {
michael@0:                     return formatDateString("yyyy-MM",calendar);
michael@0:                 }
michael@0:             }
michael@0:             return super.getValue();
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     public static class MenulistInput extends PromptInput {
michael@0:         public static final String INPUT_TYPE = "menulist";
michael@0:         private static String[] mListitems;
michael@0:         private static int mSelected;
michael@0: 
michael@0:         public Spinner spinner;
michael@0:         public AllCapsTextView textView;
michael@0: 
michael@0:         public MenulistInput(JSONObject obj) {
michael@0:             super(obj);
michael@0:             mListitems = Prompt.getStringArray(obj, "values");
michael@0:             mSelected = obj.optInt("selected");
michael@0:         }
michael@0: 
michael@0:         public View getView(final Context context) throws UnsupportedOperationException {
michael@0:             if (Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB) {
michael@0:                 spinner = new Spinner(context);
michael@0:             } else {
michael@0:                 spinner = new Spinner(context, Spinner.MODE_DIALOG);
michael@0:             }
michael@0:             try {
michael@0:                 if (mListitems.length > 0) {
michael@0:                     ArrayAdapter<String> adapter = new ArrayAdapter<String>(context, android.R.layout.simple_spinner_item, mListitems);
michael@0:                     adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
michael@0: 
michael@0:                     spinner.setAdapter(adapter);
michael@0:                     spinner.setSelection(mSelected);
michael@0:                 }
michael@0:             } catch(Exception ex) { }
michael@0: 
michael@0:             if (!TextUtils.isEmpty(mLabel)) {
michael@0:                 LinearLayout container = new LinearLayout(context);
michael@0:                 container.setOrientation(LinearLayout.VERTICAL);
michael@0: 
michael@0:                 textView = new AllCapsTextView(context, null);
michael@0:                 textView.setText(mLabel);
michael@0:                 container.addView(textView);
michael@0: 
michael@0:                 container.addView(spinner);
michael@0:                 return container;
michael@0:             }
michael@0: 
michael@0:             return spinner;
michael@0:         }
michael@0: 
michael@0:         @Override
michael@0:         public Object getValue() {
michael@0:             return new Integer(spinner.getSelectedItemPosition());
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     public static class LabelInput extends PromptInput {
michael@0:         public static final String INPUT_TYPE = "label";
michael@0:         public LabelInput(JSONObject obj) {
michael@0:             super(obj);
michael@0:         }
michael@0: 
michael@0:         public View getView(Context context) throws UnsupportedOperationException {
michael@0:             // not really an input, but a way to add labels and such to the dialog
michael@0:             TextView view = new TextView(context);
michael@0:             view.setText(Html.fromHtml(mLabel));
michael@0:             mView = view;
michael@0:             return mView;
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     public PromptInput(JSONObject obj) {
michael@0:         mLabel = obj.optString("label");
michael@0:         mType = obj.optString("type");
michael@0:         String id = obj.optString("id");
michael@0:         mId = TextUtils.isEmpty(id) ? mType : id;
michael@0:         mValue = obj.optString("value");
michael@0:     }
michael@0: 
michael@0:     public static PromptInput getInput(JSONObject obj) {
michael@0:         String type = obj.optString("type");
michael@0:         if (EditInput.INPUT_TYPE.equals(type)) {
michael@0:             return new EditInput(obj);
michael@0:         } else if (NumberInput.INPUT_TYPE.equals(type)) {
michael@0:             return new NumberInput(obj);
michael@0:         } else if (PasswordInput.INPUT_TYPE.equals(type)) {
michael@0:             return new PasswordInput(obj);
michael@0:         } else if (CheckboxInput.INPUT_TYPE.equals(type)) {
michael@0:             return new CheckboxInput(obj);
michael@0:         } else if (MenulistInput.INPUT_TYPE.equals(type)) {
michael@0:             return new MenulistInput(obj);
michael@0:         } else if (LabelInput.INPUT_TYPE.equals(type)) {
michael@0:             return new LabelInput(obj);
michael@0:         } else if (IconGridInput.INPUT_TYPE.equals(type)) {
michael@0:             return new IconGridInput(obj);
michael@0:         } else if (ColorPickerInput.INPUT_TYPE.equals(type)) {
michael@0:             return new ColorPickerInput(obj);
michael@0:         } else if (TabInput.INPUT_TYPE.equals(type)) {
michael@0:             return new TabInput(obj);
michael@0:         } else {
michael@0:             for (String dtType : DateTimeInput.INPUT_TYPES) {
michael@0:                 if (dtType.equals(type)) {
michael@0:                     return new DateTimeInput(obj);
michael@0:                 }
michael@0:             }
michael@0:         }
michael@0:         return null;
michael@0:     }
michael@0: 
michael@0:     public View getView(Context context) throws UnsupportedOperationException {
michael@0:         return null;
michael@0:     }
michael@0: 
michael@0:     public String getId() {
michael@0:         return mId;
michael@0:     }
michael@0: 
michael@0:     public Object getValue() {
michael@0:         return null;
michael@0:     }
michael@0: 
michael@0:     public boolean getScrollable() {
michael@0:         return false;
michael@0:     }
michael@0: 
michael@0:     public boolean canApplyInputStyle() {
michael@0:         return true;
michael@0:     }
michael@0: 
michael@0:     protected void notifyListeners(String val) {
michael@0:         if (mListener != null) {
michael@0:             mListener.onChange(this);
michael@0:         }
michael@0:     }
michael@0: }