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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;