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This commit is contained in:
Wolfgang Sourdeau
2012-10-19 04:34:13 -04:00
parent b744710ee3
commit b005b872de
2 changed files with 30 additions and 30 deletions
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UI/WebServerResources/SOGoDataTable.js
+18 -18
View File
@@ -8,13 +8,13 @@
*
*/
var SOGoDataTableInterface = {
// Object variables initialized with "bind"
columnsCount: null,
rowModel: null,
rowHeight: 0,
body: null,
// Object variables
dataSource: null,
rowTop: null,
@@ -22,14 +22,14 @@ var SOGoDataTableInterface = {
renderedIndex: -1,
renderedCount: 0,
rowRenderCallback: null,
// Constants
overflow: 30, // must be lower than the overflow of the data source class
renderDelay: 0.2, // delay (in seconds) before which the table is rendered upon scrolling
bind: function() {
this.observe("scroll" , this.render.bind(this));
this.body = this.down("tbody");
this.rowModel = this.body.down("tr");
@@ -87,12 +87,12 @@ var SOGoDataTableInterface = {
this.rowBottom = new Element('tr', {'id': 'rowBottom'}).update(new Element('td'));
this.body.insertBefore(this.rowBottom, this.rowModel);
this.columnsCount = this.rowModel.select("td").length;
this.rowHeight = this.rowModel.getHeight();
// log ("DataTable.bind() row height = " + this.rowHeight + "px");
},
setRowRenderCallback: function(callbackFunction) {
// Each time a row is created or updated with new data, this callback
// function will be called.
@@ -121,20 +121,20 @@ var SOGoDataTableInterface = {
if (Object.isHash(urlParams) && urlParams.keys().length > 0) this.dataSource.load(urlParams);
else this.dataSource.load(new Hash());
},
visibleRowCount: function() {
var divHeight = this.getHeight();
var visibleRowCount = Math.ceil(divHeight/this.rowHeight);
return visibleRowCount;
},
firstVisibleRowIndex: function() {
var firstRowIndex = Math.floor(this.scrollTop/this.rowHeight);
return firstRowIndex;
},
refresh: function() {
this.render(true);
},
@@ -161,7 +161,7 @@ var SOGoDataTableInterface = {
// Query the data source only if at least one row is not loaded
if (refresh === true ||
this.renderedIndex < 0 ||
this.renderedIndex < 0 ||
this.renderedIndex > index ||
this.renderedCount < count ||
(index + count) > (this.renderedIndex + this.renderedCount)) {
@@ -199,7 +199,7 @@ var SOGoDataTableInterface = {
if (Prototype.Browser.IE)
this.rowBottom.setStyle({ 'height': h + 'px', 'line-height': h + 'px' });
this.rowBottom.firstChild.setStyle({ 'height': h + 'px', 'line-height': h + 'px' });
if (this.renderedIndex < 0) {
this.renderedIndex = 0;
this.renderedCount = 0;
@@ -242,7 +242,7 @@ var SOGoDataTableInterface = {
for (i = start; i > this.renderedIndex; i--) {
this.body.removeChild(rows[i - this.renderedIndex]);
}
// Add bottom rows
for (j = this.renderedIndex + this.renderedCount - start, i = this.renderedIndex + this.renderedCount;
j < data.length;
@@ -277,7 +277,7 @@ var SOGoDataTableInterface = {
// Update references to selected rows
this.body.refreshSelectionByIds();
// log ("DataTable._render() top gap/bottom gap/total rows = " + this.rowTop.getStyle('height') + "/" + this.rowBottom.getStyle('height') + "/" + this.body.select("tr").length + " (height = " + this.down("table").getHeight() + "px)");
// Save current rendered view index and count
this.renderedIndex = start;
this.renderedCount = data.length;
@@ -326,18 +326,18 @@ var SOGoDataTableInterface = {
}
return index;
},
_emptyTable: function() {
var rows = this.body.select("tr");
var currentCount = rows.length;
for (var i = currentCount - 1; i >= 0; i--) {
if (rows[i] != this.rowModel &&
rows[i] != this.rowTop &&
rows[i] != this.rowBottom)
this.body.removeChild(rows[i]);
}
this.body.deselectAll();
this.renderedIndex = -1;
this.renderedCount = 0;
UI/WebServerResources/SOGoMailDataSource.js
+12 -12
View File
@@ -1,17 +1,17 @@
/* -*- Mode: js2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
SOGoMailDataSource = Class.create({
initialize: function(dataTable, url) {
// Instance variables
this.dataTable = dataTable;
this.id = url;
this.url = url;
this.uids = new Array();
this.threaded = false;
this.cache = new Hash();
this.loaded = false;
this.delayedGetData = false;
this.ajaxGetData = false;
@@ -19,7 +19,7 @@ SOGoMailDataSource = Class.create({
// Constants
this.overflow = 50; // must be higher or equal to the overflow of the data table class
},
destroy: function() {
this.uids.clear();
var keys = this.cache.keys();
@@ -71,7 +71,7 @@ SOGoMailDataSource = Class.create({
this.loaded = true;
// log ("MailDataSource.init() " + this.uids.length + " UIDs, " + this.cache.keys().length + " headers");
},
load: function(urlParams) {
var params;
this.loaded = false;
@@ -89,7 +89,7 @@ SOGoMailDataSource = Class.create({
params,
{ "Content-type": "application/x-www-form-urlencoded" });
},
_loadCallback: function(http) {
if (http.status == 200) {
if (http.responseText.length > 0) {
@@ -108,7 +108,7 @@ SOGoMailDataSource = Class.create({
log("SOGoMailDataSource._loadCallback Error " + http.status + ": " + http.responseText);
}
},
getData: function(id, index, count, callbackFunction, delay) {
if (this.loaded == false) {
// UIDs are not yet loaded -- delay the call until loading the data is completed.
@@ -124,12 +124,12 @@ SOGoMailDataSource = Class.create({
callbackFunction
).delay(delay);
},
_getData: function(id, index, count, callbackFunction) {
var start, end;
var i, j;
var missingUids = new Array();
if (count > 1) {
// Compute last index depending on number of UIDs
start = index - (this.overflow/2);
@@ -170,7 +170,7 @@ SOGoMailDataSource = Class.create({
else if (callbackFunction)
this._returnData(callbackFunction, id, start, end);
},
_getRemoteData: function(callbackData, urlParams) {
if (this.ajaxGetData) {
this.ajaxGetData.aborted = true;
@@ -184,7 +184,7 @@ SOGoMailDataSource = Class.create({
urlParams,
{ "Content-type": "application/x-www-form-urlencoded" });
},
_getRemoteDataCallback: function(http) {
if (http.status == 200) {
if (http.responseText.length > 0) {
@@ -207,7 +207,7 @@ SOGoMailDataSource = Class.create({
log("SOGoMailDataSource._getRemoteDataCallback Error " + http.status + ": " + http.responseText);
}
},
_returnData: function(callbackFunction, id, start, end) {
var i, j;
var data = new Array();