{
	"id": "116165",
	"key": "TIMOB-14290",
	"fields": {
		"issuetype": {
			"id": "1",
			"description": "A problem which impairs or prevents the functions of the product.",
			"name": "Bug",
			"subtask": false
		},
		"project": {
			"id": "10153",
			"key": "TIMOB",
			"name": "Titanium SDK/CLI",
			"projectCategory": {
				"id": "10100",
				"description": "Titanium and related SDKs used in application development",
				"name": "Client"
			}
		},
		"fixVersions": [
			{
				"id": "15719",
				"description": "2013 Sprint 26",
				"name": "2013 Sprint 26",
				"archived": true,
				"released": true,
				"releaseDate": "2014-01-03"
			},
			{
				"id": "15720",
				"description": "2013 Sprint 26 API",
				"name": "2013 Sprint 26 API",
				"archived": true,
				"released": true,
				"releaseDate": "2014-01-03"
			},
			{
				"id": "15856",
				"description": "Release 3.2.1",
				"name": "Release 3.2.1",
				"archived": false,
				"released": true,
				"releaseDate": "2014-02-10"
			},
			{
				"id": "15422",
				"description": "Release 3.3.0",
				"name": "Release 3.3.0",
				"archived": false,
				"released": true,
				"releaseDate": "2014-07-16"
			}
		],
		"resolution": {
			"id": "1",
			"description": "A fix for this issue is checked into the tree and tested.",
			"name": "Fixed"
		},
		"resolutiondate": "2014-01-02T21:30:49.000+0000",
		"created": "2013-06-19T11:39:02.000+0000",
		"priority": {
			"name": "Medium",
			"id": "3"
		},
		"labels": [
			"ios",
			"listview",
			"module_listview",
			"parity",
			"qe-testadded",
			"scrollToItem",
			"supportTeam"
		],
		"versions": [
			{
				"id": "15478",
				"description": "Release 3.1.1",
				"name": "Release 3.1.1",
				"archived": true,
				"released": true,
				"releaseDate": "2013-06-17"
			},
			{
				"id": "15593",
				"description": "Release 3.1.3",
				"name": "Release 3.1.3",
				"archived": true,
				"released": true,
				"releaseDate": "2013-09-18"
			},
			{
				"id": "14982",
				"description": "Release 3.2.0",
				"name": "Release 3.2.0",
				"archived": false,
				"released": true,
				"releaseDate": "2013-12-19"
			}
		],
		"issuelinks": [
			{
				"id": "30463",
				"type": {
					"id": "10003",
					"name": "Relates",
					"inward": "relates to",
					"outward": "relates to"
				},
				"outwardIssue": {
					"id": "117686",
					"key": "TIMOB-14691",
					"fields": {
						"summary": "iOS: ListView scrollToItem broken",
						"status": {
							"description": "The issue is considered finished, the resolution is correct. Issues which are closed can be reopened.",
							"name": "Closed",
							"id": "6",
							"statusCategory": {
								"id": 3,
								"key": "done",
								"colorName": "green",
								"name": "Done"
							}
						},
						"priority": {
							"name": "Low",
							"id": "4"
						},
						"issuetype": {
							"id": "1",
							"description": "A problem which impairs or prevents the functions of the product.",
							"name": "Bug",
							"subtask": false
						}
					}
				}
			}
		],
		"assignee": {
			"name": "vduggal",
			"key": "vduggal",
			"displayName": "Vishal Duggal",
			"active": false,
			"timeZone": "America/Los_Angeles"
		},
		"updated": "2014-02-18T10:33:15.000+0000",
		"status": {
			"description": "The issue is considered finished, the resolution is correct. Issues which are closed can be reopened.",
			"name": "Closed",
			"id": "6",
			"statusCategory": {
				"id": 3,
				"key": "done",
				"colorName": "green",
				"name": "Done"
			}
		},
		"components": [
			{
				"id": "10206",
				"name": "iOS",
				"description": "iOS Platform"
			}
		],
		"description": "*Problem*\r\nWhen using scrollToItem with larger lists, where the rows consist of more then 5 labels or views, scrolling starts only after a delay of approximately two seconds. This delay increases with the number of rows that have to be scrolled.\r\n\r\n*Steps to reproduce*\r\n1. Create a new Default Alloy Project and drop in the code below\r\n2. Run on iPhone 4 or equivalent device\r\n3. Tap Up/Down (anim)\r\n4. Observe that there is a delay before scrolling begins\r\n\r\n*listView.js*\r\n{code:javascript}\r\nvar myTemplate = {\r\n    childTemplates: [\r\n        {                     \r\n            type: 'Ti.UI.Label',\r\n            bindId: 'one',      \r\n            properties: {       \r\n                color: 'black',\r\n                font: { fontFamily:'Arial', fontSize: '14dp' },\r\n                left: '10dp'\r\n            }\r\n        },\r\n        {                         \r\n            type: 'Ti.UI.Label',  \r\n            bindId: 'two',      \r\n            properties: {        \r\n                color: 'black',\r\n                font: { fontFamily:'Arial', fontSize: '14dp' },\r\n                left: '50dp'\r\n            }\r\n        },\r\n        {                        \r\n            type: 'Ti.UI.Label', \r\n            bindId: 'three',   \r\n            properties: {        \r\n                color: 'gray',\r\n                font: { fontFamily:'Arial', fontSize: '14dp' },\r\n                left: '90dp'\r\n            }\r\n        },\r\n        {                        \r\n            type: 'Ti.UI.Label', \r\n            bindId: 'four',   \r\n            properties: {        \r\n                color: 'gray',\r\n                font: { fontFamily:'Arial', fontSize: '14dp' },\r\n                left: '130dp'\r\n            }\r\n        },\r\n        {                        \r\n            type: 'Ti.UI.Label', \r\n            bindId: 'five',   \r\n            properties: {        \r\n                color: 'gray',\r\n                font: { fontFamily:'Arial', fontSize: '14dp' },\r\n                left: '170dp'\r\n            }\r\n        },\r\n        {                        \r\n            type: 'Ti.UI.Label', \r\n            bindId: 'six',   \r\n            properties: {        \r\n                color: 'gray',\r\n                font: { fontFamily:'Arial', fontSize: '14dp' },\r\n                left: '210dp'\r\n            }\r\n        },\r\n        {                        \r\n            type: 'Ti.UI.Label', \r\n            bindId: 'seven',   \r\n            properties: {        \r\n                color: 'gray',\r\n                font: { fontFamily:'Arial', fontSize: '14dp' },\r\n                left: '240dp'\r\n            }\r\n        }\r\n    ]\r\n};\r\n \r\nvar upa = function() {\r\n    $.list.scrollToItem(0, 0, {position: Titanium.UI.iPhone.TableViewScrollPosition.TOP});  \r\n}\r\n \r\nvar downa = function() {\r\n    $.list.scrollToItem(3, 0, {position: Titanium.UI.iPhone.TableViewScrollPosition.TOP});  \r\n}\r\n \r\nvar up = function() {\r\n    $.list.scrollToItem(0, 0, {animated: false, position: Titanium.UI.iPhone.TableViewScrollPosition.TOP}); \r\n}\r\n \r\nvar down = function() {\r\n    $.list.scrollToItem(3, 0, {animated: false, position: Titanium.UI.iPhone.TableViewScrollPosition.TOP}); \r\n}\r\n \r\n \r\nvar genData = function(section) {\r\n    var data = [];\r\n    for(i=0;i<20;i++) {\r\n        data.push({one:{text:section + ' one'}, two:{text: 'two'}, three:{text: 'three'}, four:{text: 'four'}, five:{text: 'five'}, six:{text: 'six'}, seven:{text: 'seven'}, template: 'template'})\r\n    }\r\n \r\n    return data;\r\n}\r\n \r\nvar genSections = function() {\r\n    var sections = [];\r\n    for(j=0;j<5;j++) {\r\n        var section = Ti.UI.createListSection({headerTitle:'Section '+j});\r\n        section.setItems(genData(j));\r\n        sections.push(section);\r\n    }\r\n \r\n    return sections;\r\n}\r\n \r\nvar listView = $.list;\r\nlistView.templates = { 'template': myTemplate };\r\nlistView.setSections(genSections());\r\n\r\n$.index.open();\r\n{code}\r\n\r\n*index.xml*\r\n{code:xml}\r\n<Alloy>\r\n\t<Window>\r\n        <View id=\"listView\">\r\n            <ListView id=\"list\"/>\r\n            <View id=\"buttons\">\r\n                <Button onClick=\"upa\">Up (anim)</Button>\r\n                <Button onClick=\"downa\">Down (anim)</Button>\r\n                <Button onClick=\"up\">Up</Button>\r\n                <Button onClick=\"down\">Down</Button>\r\n            </View>\r\n        </View>\r\n    </Window>\r\n</Alloy>\r\n{code}\r\n\r\n*index.tss*\r\n{code:css}\r\n\"#listView\": {\r\n    backgroundColor: \"white\"\r\n}\r\n \r\n\"#list\" : {\r\n    height: 420,\r\n    top: 0\r\n}\r\n \r\n\"#buttons\": {\r\n    backgroundColor: \"gray\",\r\n    bottom:0,\r\n    height:40,\r\n    layout: 'horizontal'\r\n}\r\n{code}",
		"attachment": [],
		"flagged": false,
		"summary": "iOS: ListView: scrollToItem lags with large lists",
		"creator": {
			"name": "jcaff",
			"key": "jcaff",
			"displayName": "Joe Caff",
			"active": true,
			"timeZone": "Europe/Berlin"
		},
		"subtasks": [],
		"reporter": {
			"name": "jcaff",
			"key": "jcaff",
			"displayName": "Joe Caff",
			"active": true,
			"timeZone": "Europe/Berlin"
		},
		"environment": "TiSDK 3.1.3.GA\r\niPhone 4",
		"comment": {
			"comments": [
				{
					"id": "258559",
					"author": {
						"name": "dsefton",
						"key": "dsefton",
						"displayName": "Daniel Sefton",
						"active": true,
						"timeZone": "America/Los_Angeles"
					},
					"body": "Tested and confirmed on iPhone 4 device, iOS 6 with Ti SDK 3.1.1 GA.",
					"updateAuthor": {
						"name": "dsefton",
						"key": "dsefton",
						"displayName": "Daniel Sefton",
						"active": true,
						"timeZone": "America/Los_Angeles"
					},
					"created": "2013-06-19T17:38:38.000+0000",
					"updated": "2013-06-19T17:38:38.000+0000"
				},
				{
					"id": "263570",
					"author": {
						"name": "mokesmokes",
						"key": "mokesmokes",
						"displayName": "Mark Mokryn",
						"active": true,
						"timeZone": "Asia/Jerusalem"
					},
					"updateAuthor": {
						"name": "mokesmokes",
						"key": "mokesmokes",
						"displayName": "Mark Mokryn",
						"active": true,
						"timeZone": "Asia/Jerusalem"
					},
					"created": "2013-07-28T19:41:10.000+0000",
					"updated": "2013-07-28T19:41:10.000+0000"
				},
				{
					"id": "285411",
					"author": {
						"name": "vduggal",
						"key": "vduggal",
						"displayName": "Vishal Duggal",
						"active": false,
						"timeZone": "America/Los_Angeles"
					},
					"body": "Pull pending against master\r\n\r\nhttps://github.com/appcelerator/titanium_mobile/pull/5156",
					"updateAuthor": {
						"name": "vduggal",
						"key": "vduggal",
						"displayName": "Vishal Duggal",
						"active": false,
						"timeZone": "America/Los_Angeles"
					},
					"created": "2013-12-20T19:42:38.000+0000",
					"updated": "2013-12-20T19:42:38.000+0000"
				},
				{
					"id": "286576",
					"author": {
						"name": "mokesmokes",
						"key": "mokesmokes",
						"displayName": "Mark Mokryn",
						"active": true,
						"timeZone": "Asia/Jerusalem"
					},
					"updateAuthor": {
						"name": "mokesmokes",
						"key": "mokesmokes",
						"displayName": "Mark Mokryn",
						"active": true,
						"timeZone": "Asia/Jerusalem"
					},
					"created": "2014-01-03T09:44:00.000+0000",
					"updated": "2014-01-03T09:44:00.000+0000"
				},
				{
					"id": "286600",
					"author": {
						"name": "vduggal",
						"key": "vduggal",
						"displayName": "Vishal Duggal",
						"active": false,
						"timeZone": "America/Los_Angeles"
					},
					"body": "Backport to 3_2_X\nhttps://github.com/appcelerator/titanium_mobile/pull/5181",
					"updateAuthor": {
						"name": "vduggal",
						"key": "vduggal",
						"displayName": "Vishal Duggal",
						"active": false,
						"timeZone": "America/Los_Angeles"
					},
					"created": "2014-01-03T18:17:56.000+0000",
					"updated": "2014-01-03T18:17:56.000+0000"
				},
				{
					"id": "286928",
					"author": {
						"name": "pagarwal",
						"key": "pagarwal",
						"displayName": "Priya Agarwal",
						"active": true,
						"timeZone": "America/Los_Angeles"
					},
					"body": "I too observed a time lag with 3.1.3.GA on iOS\nbut using \nTest Environment:\n\nAppc-Studio: 3.2.1.201401061716\nacs:1.0.11\nalloy:1.3.1-beta\nnpm:1.3.2\ntitanium:3.2.0\ntitanium-code-processor:1.1.0\nOsx: Maverick 10.9\nXcode: xCode 5.0.2\n\nusing both sdk build:3.2.1.v20140106195644 and 3.3.0.v20140106195650\n\nApp is working fine with above mentioned testCase\nNo more time lag. App runs smoothly\n",
					"updateAuthor": {
						"name": "pagarwal",
						"key": "pagarwal",
						"displayName": "Priya Agarwal",
						"active": true,
						"timeZone": "America/Los_Angeles"
					},
					"created": "2014-01-07T09:25:04.000+0000",
					"updated": "2014-01-07T09:25:04.000+0000"
				},
				{
					"id": "287067",
					"author": {
						"name": "wluu",
						"key": "wluu",
						"displayName": "Wilson Luu",
						"active": false,
						"timeZone": "America/Los_Angeles"
					},
					"body": "Closing ticket as fixed. Verified the following:\r\n\r\n1. After pressing the Up/Down (anim) buttons, there is no initial delay before scrolling\r\n2. After pressing the Up/Down buttons (animated set to false), listview scrolls as expected i.e. no animation when scrolling\r\n3. Changed the genData function to generate 50 rows and was able to verify the above 2 test cases\r\n4. Used both the Alloy sample code and Titanium classic sample code to verify the above 3 test cases\r\n\r\nTested on:\r\n\r\nAppcelerator Studio, build: 3.2.1.201401061716\r\nSDK build: 3.2.1.v20140106195644, 3.3.0.v20140106195650\r\nCLI: 3.2.0\r\nAlloy: 1.3.1-beta\r\nXcode: 5.0.2\r\nDevices: iphone 4s (6.0.1), iphone 5s (7.0.2)\r\n\r\n*Note:* Was able to reproduce the original bug with SDK 3.2.0.GA as well.",
					"updateAuthor": {
						"name": "wluu",
						"key": "wluu",
						"displayName": "Wilson Luu",
						"active": false,
						"timeZone": "America/Los_Angeles"
					},
					"created": "2014-01-07T22:10:18.000+0000",
					"updated": "2014-01-07T22:11:51.000+0000"
				}
			],
			"maxResults": 8,
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		}
	}
}