ListviewIndex Extension from Smartface

An extension to ListviewIndex component with Smartface Native Framework.

Installation

ListviewIndex Extension can be installed via npm easily from our public npm repository. The installation is pretty easy via Smartface Cloud IDE.

Open terminals
(cd ~/workspace/scripts && npm i -S sf-extension-listviewindex)
Finally require the extension as: require("sf-extension-listviewindex")

How to use

Create ListviewIndex object and add to your page layout as child view.

const Image = require("sf-core/ui/image");
const Page = require("sf-core/ui/page");
const extend = require("js-base/core/extend");
const Color = require('sf-core/ui/color');
const Label = require('sf-core/ui/label');
const FlexLayout = require('sf-core/ui/flexlayout');
const ListView = require('sf-core/ui/listview');
const ListViewItem = require('sf-core/ui/listviewitem');
const Font = require('sf-core/ui/font');
const TextAlignment = require('sf-core/ui/textalignment');
const ListviewIndex = require('sf-extension-listviewindex');

var Page1 = extend(Page)(
    function(_super) {
        _super(this, {
            onShow: function(params) {},
            onLoad: function() {
                var _headerData = ["A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "R", "S", "T", "U", "V", "W", "X", "Y", "Z", Image.createFromFile("images://trash.png")];

                var _rowData = [];
                for (var i = 0; i < _headerData.length; i++) {
                    _rowData.push(["#ff6c8f", "#ff85a2", "#ff9fb6", "#ffb8c9", "#ffd2dc", "#ffebf0"]);
                }

                var dataArray = [];

                var headerIndex = [];

                function pushDataToArray(headerData, rowData) {
                    for (var i = 0; i < headerData.length; i++) {
                        dataArray.push({ isHeader: true, data: headerData[i] });
                        headerIndex.push(dataArray.length - 1);
                        for (var j = 0; j < rowData[i].length; j++) {
                            dataArray.push({ isHeader: false, data: rowData[i][j] });
                        }
                    }
                };
                pushDataToArray(_headerData, _rowData);

                var myListView = new ListView({
                    flexGrow: 1,
                    marginLeft: 20,
                    itemCount: dataArray.length,
                });

                this.layout.addChild(myListView);

                var listviewindex = new ListviewIndex();
                listviewindex.width = 20;

                listviewindex.indexItems = function() {
                    return _headerData;
                }

                listviewindex.indexDidSelect = function(index) {
                    myListView.scrollTo(headerIndex[index], false);
                    return true; //haptic
                }

                listviewindex.reloadData();

                this.layout.addChild(listviewindex);


                // listviewindex.backgroundView.backgroundColor = Color.GREEN;
                // listviewindex.backgroundColor = Color.BLUE;
                // listviewindex.tintColor = Color.RED;
                // listviewindex.itemSpacing = 5;
                // listviewindex.font = Font.create("TimesNewRomanPS-BoldMT", 16);
                // listviewindex.indexInset = { top: 10, left: 0, bottom: 10, right: 0 };
                // listviewindex.indexOffset = { vertical: -2, horizontal: -2 };
                // listviewindex.listviewIndexMinimumWidth = 40;

                myListView.onRowCreate = function(type) {
                    var myListViewItem = new ListViewItem();

                    if (type == 1) {
                        var myLabelTitle = new Label({
                            flexGrow: 1,
                            margin: 10
                        });
                        myLabelTitle.textColor = Color.WHITE;
                        myLabelTitle.borderRadius = 10;
                        myLabelTitle.textAlignment = TextAlignment.MIDCENTER;
                        myListViewItem.addChild(myLabelTitle);
                        myListViewItem.myLabelTitle = myLabelTitle;
                    }
                    else { // Header
                        var myLabelTitle = new Label({
                            flexGrow: 1,
                            margin: 10
                        });
                        myLabelTitle.font = Font.create(Font.DEFAULT, 30, Font.BOLD);
                        myLabelTitle.backgroundColor = Color.WHITE;
                        myListViewItem.addChild(myLabelTitle);
                        myListViewItem.myLabelTitle = myLabelTitle;
                    }

                    return myListViewItem;
                };

                myListView.onRowHeight = function(index) {
                    if (dataArray[index].isHeader) {
                        return 100;
                    }
                    return 70;
                };

                myListView.onRowBind = function(listViewItem, index) {
                    var myLabelTitle = listViewItem.myLabelTitle;

                    if (dataArray[index].isHeader) {
                        myLabelTitle.text = (typeof dataArray[index].data === 'string') ? dataArray[index].data : "Image";
                    }
                    else {
                        myLabelTitle.backgroundColor = Color.create(dataArray[index].data);
                        myLabelTitle.text = dataArray[index].data;
                    }
                };

                myListView.onRowType = function(index) {
                    if (dataArray[index].isHeader) {
                        return 2;
                    }
                    else {
                        return 1;
                    }
                };
            }
        });

        this.layout.flexDirection = FlexLayout.FlexDirection.ROW;
    }
);
module.exports = Page1;

API Documentation

Full api documentation is in api.md

Used Repositories

MYTableViewIndex

Need Help?

Please submit an issue on GitHub and provide information about your problem.

Support & Documentation & Useful Links

Code of Conduct

We are committed to making participation in this project a harassment-free experience for everyone, regardless of the level of experience, gender, gender identity and expression, sexual orientation, disability, personal appearance, body size, race, ethnicity, age, religion, or nationality. Please read and follow our Code of Conduct.

License

This project is licensed under the terms of the MIT license. See the LICENSE file. Within the scope of this license, all modifications to the source code, regardless of the fact that it is used commercially or not, shall be committed as a contribution back to this repository.

berkbaski/sf-extension-listviewindex