mirror of
https://github.com/mozilla/gecko-dev.git
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7a92c462bd
--HG-- rename : mobile/android/base/PromptService.java => mobile/android/base/Prompt.java
744 lines
29 KiB
Java
744 lines
29 KiB
Java
/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.gecko;
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import org.mozilla.gecko.util.GeckoEventResponder;
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import org.mozilla.gecko.util.ThreadUtils;
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import org.mozilla.gecko.widget.DateTimePicker;
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import org.json.JSONArray;
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import org.json.JSONObject;
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import org.json.JSONException;
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import android.app.AlertDialog;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.DialogInterface.OnCancelListener;
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import android.content.DialogInterface.OnClickListener;
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import android.content.res.Resources;
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import android.graphics.Bitmap;
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import android.graphics.drawable.BitmapDrawable;
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import android.graphics.drawable.Drawable;
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import android.text.Html;
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import android.text.InputType;
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import android.text.TextUtils;
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import android.text.format.DateFormat;
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import android.util.Log;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.ViewGroup.LayoutParams;
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import android.view.inputmethod.InputMethodManager;
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import android.widget.AdapterView;
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import android.widget.AdapterView.OnItemClickListener;
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import android.widget.ArrayAdapter;
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import android.widget.CheckBox;
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import android.widget.CheckedTextView;
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import android.widget.DatePicker;
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import android.widget.EditText;
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import android.widget.LinearLayout;
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import android.widget.ListView;
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import android.widget.ScrollView;
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import android.widget.Spinner;
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import android.widget.TextView;
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import android.widget.TimePicker;
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import java.text.SimpleDateFormat;
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import java.util.Calendar;
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import java.util.GregorianCalendar;
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import java.util.concurrent.ConcurrentLinkedQueue;
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import java.util.concurrent.TimeUnit;
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public class Prompt implements OnClickListener, OnCancelListener, OnItemClickListener {
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private static final String LOGTAG = "GeckoPromptService";
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private String[] mButtons;
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private PromptInput[] mInputs;
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private boolean[] mSelected;
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private AlertDialog mDialog;
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private final LayoutInflater mInflater;
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private ConcurrentLinkedQueue<String> mPromptQueue;
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private final Context mContext;
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private PromptCallback mCallback;
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private String mGuid;
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private static boolean mInitialized = false;
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private static int mGroupPaddingSize;
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private static int mLeftRightTextWithIconPadding;
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private static int mTopBottomTextWithIconPadding;
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private static int mIconTextPadding;
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private static int mIconSize;
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private static int mInputPaddingSize;
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private static int mMinRowSize;
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public Prompt(Context context, ConcurrentLinkedQueue<String> queue) {
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this(context);
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mCallback = null;
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mPromptQueue = queue;
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}
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public Prompt(Context context, PromptCallback callback) {
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this(context);
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mCallback = callback;
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mPromptQueue = null;
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}
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private Prompt(Context context) {
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mContext = context;
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mInflater = LayoutInflater.from(mContext);
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if (!mInitialized) {
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Resources res = mContext.getResources();
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mGroupPaddingSize = (int) (res.getDimension(R.dimen.prompt_service_group_padding_size));
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mLeftRightTextWithIconPadding = (int) (res.getDimension(R.dimen.prompt_service_left_right_text_with_icon_padding));
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mTopBottomTextWithIconPadding = (int) (res.getDimension(R.dimen.prompt_service_top_bottom_text_with_icon_padding));
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mIconTextPadding = (int) (res.getDimension(R.dimen.prompt_service_icon_text_padding));
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mIconSize = (int) (res.getDimension(R.dimen.prompt_service_icon_size));
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mInputPaddingSize = (int) (res.getDimension(R.dimen.prompt_service_inputs_padding));
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mMinRowSize = (int) (res.getDimension(R.dimen.prompt_service_min_list_item_height));
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mInitialized = true;
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}
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}
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private static String formatDateString(String dateFormat, Calendar calendar) {
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return new SimpleDateFormat(dateFormat).format(calendar.getTime());
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}
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private class PromptInput {
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private final JSONObject mJSONInput;
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private final String mLabel;
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private final String mType;
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private final String mId;
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private final String mHint;
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private final boolean mAutofocus;
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private final String mValue;
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private View mView;
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public PromptInput(JSONObject aJSONInput) {
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mJSONInput = aJSONInput;
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mLabel = getSafeString(aJSONInput, "label");
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mType = getSafeString(aJSONInput, "type");
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String id = getSafeString(aJSONInput, "id");
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mId = TextUtils.isEmpty(id) ? mType : id;
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mHint = getSafeString(aJSONInput, "hint");
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mValue = getSafeString(aJSONInput, "value");
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mAutofocus = getSafeBool(aJSONInput, "autofocus");
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}
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public View getView() throws UnsupportedOperationException {
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if (mType.equals("checkbox")) {
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CheckBox checkbox = new CheckBox(mContext);
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checkbox.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT));
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checkbox.setText(mLabel);
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checkbox.setChecked(getSafeBool(mJSONInput, "checked"));
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mView = (View)checkbox;
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} else if (mType.equals("date")) {
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try {
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DateTimePicker input = new DateTimePicker(mContext, "yyyy-MM-dd", mValue,
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DateTimePicker.PickersState.DATE);
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input.toggleCalendar(true);
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mView = (View)input;
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} catch (UnsupportedOperationException ex) {
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// We can't use our custom version of the DatePicker widget because the sdk is too old.
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// But we can fallback on the native one.
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DatePicker input = new DatePicker(mContext);
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try {
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if (!TextUtils.isEmpty(mValue)) {
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GregorianCalendar calendar = new GregorianCalendar();
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calendar.setTime(new SimpleDateFormat("yyyy-MM-dd").parse(mValue));
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input.updateDate(calendar.get(Calendar.YEAR),
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calendar.get(Calendar.MONTH),
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calendar.get(Calendar.DAY_OF_MONTH));
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}
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} catch (Exception e) {
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Log.e(LOGTAG, "error parsing format string: " + e);
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}
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mView = (View)input;
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}
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} else if (mType.equals("week")) {
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DateTimePicker input = new DateTimePicker(mContext, "yyyy-'W'ww", mValue,
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DateTimePicker.PickersState.WEEK);
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mView = (View)input;
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} else if (mType.equals("time")) {
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TimePicker input = new TimePicker(mContext);
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input.setIs24HourView(DateFormat.is24HourFormat(mContext));
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GregorianCalendar calendar = new GregorianCalendar();
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if (!TextUtils.isEmpty(mValue)) {
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try {
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calendar.setTime(new SimpleDateFormat("kk:mm").parse(mValue));
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} catch (Exception e) { }
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}
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input.setCurrentHour(calendar.get(GregorianCalendar.HOUR_OF_DAY));
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input.setCurrentMinute(calendar.get(GregorianCalendar.MINUTE));
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mView = (View)input;
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} else if (mType.equals("datetime-local") || mType.equals("datetime")) {
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DateTimePicker input = new DateTimePicker(mContext, "yyyy-MM-dd kk:mm", mValue,
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DateTimePicker.PickersState.DATETIME);
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input.toggleCalendar(true);
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mView = (View)input;
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} else if (mType.equals("month")) {
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DateTimePicker input = new DateTimePicker(mContext, "yyyy-MM", mValue,
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DateTimePicker.PickersState.MONTH);
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mView = (View)input;
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} else if (mType.equals("textbox") || mType.equals("password")) {
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EditText input = new EditText(mContext);
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int inputtype = InputType.TYPE_CLASS_TEXT;
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if (mType.equals("password")) {
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inputtype |= InputType.TYPE_TEXT_VARIATION_PASSWORD | InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS;
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}
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input.setInputType(inputtype);
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input.setText(mValue);
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if (!TextUtils.isEmpty(mHint)) {
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input.setHint(mHint);
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}
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if (mAutofocus) {
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input.setOnFocusChangeListener(new View.OnFocusChangeListener() {
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@Override
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public void onFocusChange(View v, boolean hasFocus) {
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if (hasFocus) {
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((InputMethodManager) mContext.getSystemService(Context.INPUT_METHOD_SERVICE)).showSoftInput(v, 0);
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}
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}
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});
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input.requestFocus();
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}
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mView = (View)input;
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} else if (mType.equals("menulist")) {
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Spinner spinner = new Spinner(mContext);
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try {
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String[] listitems = getStringArray(mJSONInput, "values");
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if (listitems.length > 0) {
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ArrayAdapter<String> adapter = new ArrayAdapter<String>(mContext, R.layout.simple_dropdown_item_1line, listitems);
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spinner.setAdapter(adapter);
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int selectedIndex = getSafeInt(mJSONInput, "selected");
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spinner.setSelection(selectedIndex);
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}
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} catch(Exception ex) { }
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mView = (View)spinner;
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} else if (mType.equals("label")) {
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// not really an input, but a way to add labels and such to the dialog
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TextView view = new TextView(mContext);
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view.setText(Html.fromHtml(mLabel));
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mView = view;
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}
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return mView;
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}
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public String getId() {
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return mId;
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}
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public String getValue() {
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if (mType.equals("checkbox")) {
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CheckBox checkbox = (CheckBox)mView;
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return checkbox.isChecked() ? "true" : "false";
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} else if (mType.equals("textbox") || mType.equals("password")) {
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EditText edit = (EditText)mView;
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return edit.getText().toString();
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} else if (mType.equals("menulist")) {
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Spinner spinner = (Spinner)mView;
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return Integer.toString(spinner.getSelectedItemPosition());
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} else if (mType.equals("time")) {
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TimePicker tp = (TimePicker)mView;
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GregorianCalendar calendar =
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new GregorianCalendar(0,0,0,tp.getCurrentHour(),tp.getCurrentMinute());
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return formatDateString("kk:mm",calendar);
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} else if (mType.equals("label")) {
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return "";
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} else if (android.os.Build.VERSION.SDK_INT < 11 && mType.equals("date")) {
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// We can't use the custom DateTimePicker with a sdk older than 11.
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// Fallback on the native DatePicker.
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DatePicker dp = (DatePicker)mView;
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GregorianCalendar calendar =
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new GregorianCalendar(dp.getYear(),dp.getMonth(),dp.getDayOfMonth());
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return formatDateString("yyyy-MM-dd",calendar);
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} else {
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DateTimePicker dp = (DateTimePicker)mView;
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GregorianCalendar calendar = new GregorianCalendar();
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calendar.setTimeInMillis(dp.getTimeInMillis());
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if (mType.equals("date")) {
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return formatDateString("yyyy-MM-dd",calendar);
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} else if (mType.equals("week")) {
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return formatDateString("yyyy-'W'ww",calendar);
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} else if (mType.equals("datetime-local")) {
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return formatDateString("yyyy-MM-dd kk:mm",calendar);
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} else if (mType.equals("datetime")) {
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calendar.set(GregorianCalendar.ZONE_OFFSET,0);
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calendar.setTimeInMillis(dp.getTimeInMillis());
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return formatDateString("yyyy-MM-dd kk:mm",calendar);
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} else if (mType.equals("month")) {
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return formatDateString("yyyy-MM",calendar);
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}
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}
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return "";
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}
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}
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private View applyInputStyle(View view) {
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view.setPadding(mInputPaddingSize, 0, mInputPaddingSize, 0);
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return view;
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}
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public void show(JSONObject message) {
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processMessage(message);
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}
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public void show(String aTitle, String aText, PromptListItem[] aMenuList, boolean aMultipleSelection) {
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ThreadUtils.assertOnUiThread();
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// treat actions that show a dialog as if preventDefault by content to prevent panning
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if (mContext instanceof GeckoApp) {
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((GeckoApp)mContext).getLayerView().abortPanning();
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}
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AlertDialog.Builder builder = new AlertDialog.Builder(mContext);
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if (!TextUtils.isEmpty(aTitle)) {
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builder.setTitle(aTitle);
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}
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if (!TextUtils.isEmpty(aText)) {
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builder.setMessage(aText);
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}
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int length = mInputs == null ? 0 : mInputs.length;
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if (aMenuList != null && aMenuList.length > 0) {
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int resourceId = android.R.layout.simple_list_item_1;
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if (mSelected != null && mSelected.length > 0) {
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if (aMultipleSelection) {
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resourceId = R.layout.select_dialog_multichoice;
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} else {
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resourceId = R.layout.select_dialog_singlechoice;
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}
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}
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PromptListAdapter adapter = new PromptListAdapter(mContext, resourceId, aMenuList);
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if (mSelected != null && mSelected.length > 0) {
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if (aMultipleSelection) {
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adapter.listView = (ListView) mInflater.inflate(R.layout.select_dialog_list, null);
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adapter.listView.setOnItemClickListener(this);
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builder.setInverseBackgroundForced(true);
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adapter.listView.setChoiceMode(ListView.CHOICE_MODE_MULTIPLE);
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adapter.listView.setAdapter(adapter);
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builder.setView(adapter.listView);
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} else {
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int selectedIndex = -1;
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for (int i = 0; i < mSelected.length; i++) {
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if (mSelected[i]) {
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selectedIndex = i;
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break;
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}
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}
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mSelected = null;
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builder.setSingleChoiceItems(adapter, selectedIndex, this);
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}
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} else {
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builder.setAdapter(adapter, this);
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mSelected = null;
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}
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} else if (length == 1) {
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try {
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ScrollView view = new ScrollView(mContext);
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view.addView(mInputs[0].getView());
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builder.setView(applyInputStyle(view));
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} catch(UnsupportedOperationException ex) {
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// We cannot display these input widgets with this sdk version,
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// do not display any dialog and finish the prompt now.
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try {
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finishDialog(new JSONObject("{\"button\": -1}"));
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} catch(JSONException e) { }
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return;
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}
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} else if (length > 1) {
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try {
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LinearLayout linearLayout = new LinearLayout(mContext);
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linearLayout.setOrientation(LinearLayout.VERTICAL);
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for (int i = 0; i < length; i++) {
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View content = mInputs[i].getView();
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linearLayout.addView(content);
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}
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ScrollView view = new ScrollView(mContext);
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view.addView(linearLayout);
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builder.setView(applyInputStyle(view));
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} catch(UnsupportedOperationException ex) {
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// We cannot display these input widgets with this sdk version,
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// do not display any dialog and finish the prompt now.
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try {
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finishDialog(new JSONObject("{\"button\": -1}"));
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} catch(JSONException e) { }
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return;
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}
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}
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length = mButtons == null ? 0 : mButtons.length;
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if (length > 0) {
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builder.setPositiveButton(mButtons[0], this);
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if (length > 1) {
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builder.setNeutralButton(mButtons[1], this);
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if (length > 2) {
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builder.setNegativeButton(mButtons[2], this);
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}
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}
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}
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mDialog = builder.create();
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mDialog.setOnCancelListener(Prompt.this);
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mDialog.show();
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}
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@Override
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public void onClick(DialogInterface aDialog, int aWhich) {
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ThreadUtils.assertOnUiThread();
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JSONObject ret = new JSONObject();
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try {
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int button = -1;
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ListView list = mDialog.getListView();
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if (list != null || mSelected != null) {
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button = aWhich;
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if (mSelected != null) {
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JSONArray selected = new JSONArray();
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for (int i = 0; i < mSelected.length; i++) {
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selected.put(mSelected[i]);
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}
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ret.put("button", selected);
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} else {
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ret.put("button", button);
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}
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} else {
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switch(aWhich) {
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case DialogInterface.BUTTON_POSITIVE : button = 0; break;
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case DialogInterface.BUTTON_NEUTRAL : button = 1; break;
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case DialogInterface.BUTTON_NEGATIVE : button = 2; break;
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}
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ret.put("button", button);
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}
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if (mInputs != null) {
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for (int i = 0; i < mInputs.length; i++) {
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ret.put(mInputs[i].getId(), mInputs[i].getValue());
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}
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}
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} catch(Exception ex) {
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Log.i(LOGTAG, "Error building return: " + ex);
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}
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if (mDialog != null) {
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mDialog.dismiss();
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}
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finishDialog(ret);
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}
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@Override
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public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
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ThreadUtils.assertOnUiThread();
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mSelected[position] = !mSelected[position];
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}
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@Override
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public void onCancel(DialogInterface aDialog) {
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ThreadUtils.assertOnUiThread();
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JSONObject ret = new JSONObject();
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try {
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ret.put("button", -1);
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} catch(Exception ex) { }
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finishDialog(ret);
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}
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public void finishDialog(JSONObject aReturn) {
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mInputs = null;
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mButtons = null;
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mDialog = null;
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mSelected = null;
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try {
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aReturn.put("guid", mGuid);
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} catch(JSONException ex) { }
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if (mPromptQueue != null) {
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mPromptQueue.offer(aReturn.toString());
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}
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// poke the Gecko thread in case it's waiting for new events
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GeckoAppShell.sendEventToGecko(GeckoEvent.createNoOpEvent());
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if (mCallback != null) {
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mCallback.onPromptFinished(aReturn.toString());
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}
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mGuid = null;
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}
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private void processMessage(JSONObject geckoObject) {
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String title = getSafeString(geckoObject, "title");
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String text = getSafeString(geckoObject, "text");
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mGuid = getSafeString(geckoObject, "guid");
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mButtons = getStringArray(geckoObject, "buttons");
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JSONArray inputs = getSafeArray(geckoObject, "inputs");
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mInputs = new PromptInput[inputs.length()];
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for (int i = 0; i < mInputs.length; i++) {
|
|
try {
|
|
mInputs[i] = new PromptInput(inputs.getJSONObject(i));
|
|
} catch(Exception ex) { }
|
|
}
|
|
|
|
PromptListItem[] menuitems = getListItemArray(geckoObject, "listitems");
|
|
mSelected = getBooleanArray(geckoObject, "selected");
|
|
boolean multiple = getSafeBool(geckoObject, "multiple");
|
|
show(title, text, menuitems, multiple);
|
|
}
|
|
|
|
private static String getSafeString(JSONObject json, String key) {
|
|
try {
|
|
return json.getString(key);
|
|
} catch (Exception e) {
|
|
return "";
|
|
}
|
|
}
|
|
|
|
private static JSONArray getSafeArray(JSONObject json, String key) {
|
|
try {
|
|
return json.getJSONArray(key);
|
|
} catch (Exception e) {
|
|
return new JSONArray();
|
|
}
|
|
}
|
|
|
|
private static boolean getSafeBool(JSONObject json, String key) {
|
|
try {
|
|
return json.getBoolean(key);
|
|
} catch (Exception e) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
private static int getSafeInt(JSONObject json, String key ) {
|
|
try {
|
|
return json.getInt(key);
|
|
} catch (Exception e) {
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
private String[] getStringArray(JSONObject aObject, String aName) {
|
|
JSONArray items = getSafeArray(aObject, aName);
|
|
int length = items.length();
|
|
String[] list = new String[length];
|
|
for (int i = 0; i < length; i++) {
|
|
try {
|
|
list[i] = items.getString(i);
|
|
} catch(Exception ex) { }
|
|
}
|
|
return list;
|
|
}
|
|
|
|
private boolean[] getBooleanArray(JSONObject aObject, String aName) {
|
|
JSONArray items = new JSONArray();
|
|
try {
|
|
items = aObject.getJSONArray(aName);
|
|
} catch(Exception ex) { return null; }
|
|
int length = items.length();
|
|
boolean[] list = new boolean[length];
|
|
for (int i = 0; i < length; i++) {
|
|
try {
|
|
list[i] = items.getBoolean(i);
|
|
} catch(Exception ex) { }
|
|
}
|
|
return list;
|
|
}
|
|
|
|
private PromptListItem[] getListItemArray(JSONObject aObject, String aName) {
|
|
JSONArray items = getSafeArray(aObject, aName);
|
|
int length = items.length();
|
|
PromptListItem[] list = new PromptListItem[length];
|
|
for (int i = 0; i < length; i++) {
|
|
try {
|
|
list[i] = new PromptListItem(items.getJSONObject(i));
|
|
} catch(Exception ex) { }
|
|
}
|
|
return list;
|
|
}
|
|
|
|
public static class PromptListItem {
|
|
public final String label;
|
|
public final boolean isGroup;
|
|
public final boolean inGroup;
|
|
public final boolean disabled;
|
|
public final int id;
|
|
public final boolean isParent;
|
|
|
|
// This member can't be accessible from JS, see bug 733749.
|
|
public Drawable icon;
|
|
|
|
PromptListItem(JSONObject aObject) {
|
|
label = getSafeString(aObject, "label");
|
|
isGroup = getSafeBool(aObject, "isGroup");
|
|
inGroup = getSafeBool(aObject, "inGroup");
|
|
disabled = getSafeBool(aObject, "disabled");
|
|
id = getSafeInt(aObject, "id");
|
|
isParent = getSafeBool(aObject, "isParent");
|
|
}
|
|
|
|
public PromptListItem(String aLabel) {
|
|
label = aLabel;
|
|
isGroup = false;
|
|
inGroup = false;
|
|
disabled = false;
|
|
id = 0;
|
|
isParent = false;
|
|
}
|
|
}
|
|
|
|
public interface PromptCallback {
|
|
public void onPromptFinished(String jsonResult);
|
|
}
|
|
|
|
public class PromptListAdapter extends ArrayAdapter<PromptListItem> {
|
|
private static final int VIEW_TYPE_ITEM = 0;
|
|
private static final int VIEW_TYPE_GROUP = 1;
|
|
private static final int VIEW_TYPE_COUNT = 2;
|
|
|
|
public ListView listView;
|
|
private int mResourceId = -1;
|
|
private Drawable mBlankDrawable = null;
|
|
private Drawable mMoreDrawable = null;
|
|
|
|
PromptListAdapter(Context context, int textViewResourceId, PromptListItem[] objects) {
|
|
super(context, textViewResourceId, objects);
|
|
mResourceId = textViewResourceId;
|
|
}
|
|
|
|
@Override
|
|
public int getItemViewType(int position) {
|
|
PromptListItem item = getItem(position);
|
|
return (item.isGroup ? VIEW_TYPE_GROUP : VIEW_TYPE_ITEM);
|
|
}
|
|
|
|
@Override
|
|
public int getViewTypeCount() {
|
|
return VIEW_TYPE_COUNT;
|
|
}
|
|
|
|
private Drawable getMoreDrawable(Resources res) {
|
|
if (mMoreDrawable == null) {
|
|
mMoreDrawable = res.getDrawable(android.R.drawable.ic_menu_more);
|
|
}
|
|
return mMoreDrawable;
|
|
}
|
|
|
|
private Drawable getBlankDrawable(Resources res) {
|
|
if (mBlankDrawable == null) {
|
|
mBlankDrawable = res.getDrawable(R.drawable.blank);
|
|
}
|
|
return mBlankDrawable;
|
|
}
|
|
|
|
private void maybeUpdateIcon(PromptListItem item, TextView t) {
|
|
if (item.icon == null && !item.inGroup && !item.isParent) {
|
|
t.setCompoundDrawablesWithIntrinsicBounds(null, null, null, null);
|
|
return;
|
|
}
|
|
|
|
Drawable d = null;
|
|
Resources res = mContext.getResources();
|
|
// Set the padding between the icon and the text.
|
|
t.setCompoundDrawablePadding(mIconTextPadding);
|
|
if (item.icon != null) {
|
|
// We want the icon to be of a specific size. Some do not
|
|
// follow this rule so we have to resize them.
|
|
Bitmap bitmap = ((BitmapDrawable) item.icon).getBitmap();
|
|
d = new BitmapDrawable(Bitmap.createScaledBitmap(bitmap, mIconSize, mIconSize, true));
|
|
} else if (item.inGroup) {
|
|
// We don't currently support "indenting" items with icons
|
|
d = getBlankDrawable(res);
|
|
}
|
|
|
|
Drawable moreDrawable = null;
|
|
if (item.isParent) {
|
|
moreDrawable = getMoreDrawable(res);
|
|
}
|
|
|
|
if (d != null || moreDrawable != null) {
|
|
t.setCompoundDrawablesWithIntrinsicBounds(d, null, moreDrawable, null);
|
|
}
|
|
}
|
|
|
|
private void maybeUpdateCheckedState(int position, PromptListItem item, ViewHolder viewHolder) {
|
|
viewHolder.textView.setEnabled(!item.disabled && !item.isGroup);
|
|
viewHolder.textView.setClickable(item.isGroup || item.disabled);
|
|
|
|
if (mSelected == null) {
|
|
return;
|
|
}
|
|
|
|
CheckedTextView ct;
|
|
try {
|
|
ct = (CheckedTextView) viewHolder.textView;
|
|
// Apparently just using ct.setChecked(true) doesn't work, so this
|
|
// is stolen from the android source code as a way to set the checked
|
|
// state of these items
|
|
if (listView != null) {
|
|
listView.setItemChecked(position, mSelected[position]);
|
|
}
|
|
} catch (Exception e) {
|
|
return;
|
|
}
|
|
|
|
}
|
|
|
|
@Override
|
|
public View getView(int position, View convertView, ViewGroup parent) {
|
|
PromptListItem item = getItem(position);
|
|
ViewHolder viewHolder = null;
|
|
|
|
if (convertView == null) {
|
|
int resourceId = mResourceId;
|
|
if (item.isGroup) {
|
|
resourceId = R.layout.list_item_header;
|
|
}
|
|
|
|
convertView = mInflater.inflate(resourceId, null);
|
|
convertView.setMinimumHeight(mMinRowSize);
|
|
|
|
TextView tv = (TextView) convertView.findViewById(android.R.id.text1);
|
|
viewHolder = new ViewHolder(tv, tv.getPaddingLeft(), tv.getPaddingRight(),
|
|
tv.getPaddingTop(), tv.getPaddingBottom());
|
|
|
|
convertView.setTag(viewHolder);
|
|
} else {
|
|
viewHolder = (ViewHolder) convertView.getTag();
|
|
}
|
|
|
|
viewHolder.textView.setText(item.label);
|
|
maybeUpdateCheckedState(position, item, viewHolder);
|
|
maybeUpdateIcon(item, viewHolder.textView);
|
|
|
|
return convertView;
|
|
}
|
|
|
|
private class ViewHolder {
|
|
public final TextView textView;
|
|
public final int paddingLeft;
|
|
public final int paddingRight;
|
|
public final int paddingTop;
|
|
public final int paddingBottom;
|
|
|
|
ViewHolder(TextView aTextView, int aLeft, int aRight, int aTop, int aBottom) {
|
|
textView = aTextView;
|
|
paddingLeft = aLeft;
|
|
paddingRight = aRight;
|
|
paddingTop = aTop;
|
|
paddingBottom = aBottom;
|
|
}
|
|
}
|
|
}
|
|
}
|