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display empty list pages before page load

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rlx 2011-01-05 16:56:53 +00:00
parent bd5c670d40
commit 149e31c484
1 changed files with 46 additions and 27 deletions
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73
build/js/ox.ui.js
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@ -5829,7 +5829,9 @@ requires
}
function constructItem(data) {
var data = self.options.item(data, self.options.sort, self.options.size),
var data = !$.isEmptyObject(data) ?
self.options.item(data, self.options.sort, self.options.size) :
{height: 8, width: 5},
ratio = data.width / data.height;
return new Ox.IconItem($.extend(data, {
height: self.options.size / (ratio <= 1 ? 1 : ratio),
@ -5886,6 +5888,8 @@ requires
Ox.IconItem = function(options, self) {
Ox.print('IconItem', options, self)
var self = self || {},
that = new Ox.Element({}, self)
.defaults({
@ -5932,8 +5936,8 @@ requires
})
.mousedown(mousedown)
.mouseenter(mouseenter)
.mouseleave(mouseleave)
.one('load', load);
.mouseleave(mouseleave);
self.options.url && that.$iconImage.one('load', load);
that.$textBox = $('<div>')
.addClass('OxText')
.css({
@ -6220,6 +6224,23 @@ requires
});
}
function constructEmptyPage(page) {
Ox.print('cEP', page)
var i, $page = new Ox.ListPage().css(getPageCSS(page));
for (i = 0; i < (page < self.pages - 1 ?
self.pageLength : self.listLength % self.pageLength); i++
) {
// fixme: why does chainging fail here?
var $item = new Ox.ListItem({
construct: self.options.construct
});
$item.addClass('OxEmpty').removeClass('OxTarget');
$item.appendTo($page);
}
Ox.print('cEP done')
return $page;
}
function deselect(pos) {
if (isSelected(pos)) {
self.selected.splice(self.selected.indexOf(pos), 1);
@ -6240,13 +6261,10 @@ requires
var height = getHeight(),
lastItemHeight = height % self.options.itemHeight || self.options.itemHeight,
visibleItems = Math.ceil(height / self.options.itemHeight);
if (self.$items.length < visibleItems) {
$.each(Ox.range(self.$items.length, visibleItems), function(i, v) {
if (self.listLength < visibleItems) {
$.each(Ox.range(self.listLength, visibleItems), function(i, v) {
var $item = new Ox.ListItem({
construct: self.options.construct,
data: {},
id: '',
position: v
});
$item.addClass('OxEmpty').removeClass('OxTarget');
if (v == visibleItems - 1) {
@ -6336,6 +6354,19 @@ requires
return parseInt(pos / self.options.pageLength);
}
function getPageCSS(page) {
return self.options.orientation == 'horizontal' ? {
left: (page * self.pageWidth + self.listMargin / 2) + 'px',
top: (self.listMargin / 2) + 'px',
width: (page < self.pages - 1 ? self.pageWidth :
self.listLength % self.pageLength *
(self.options.itemWidth + self.itemMargin)) + 'px'
} : {
top: (page * self.pageHeight + self.listMargin / 2) + 'px',
width: self.pageWidth + 'px'
}
}
function getPageHeight() {
return Math.ceil(self.pageLength * (self.options.itemHeight + self.itemMargin) / self.rowLength);
}
@ -6440,28 +6471,17 @@ requires
offset = page * self.pageLength,
range = [offset, offset + (page < self.pages - 1 ?
self.pageLength : self.listLength % self.pageLength)];
Ox.print('is page', page, 'undefined?', Ox.isUndefined(self.$pages[page]))
if (Ox.isUndefined(self.$pages[page])) { // fixme: unload will have made this undefined already
self.$pages[page] = constructEmptyPage(page);
self.options.type == 'text' && page == 0 && fillFirstPage();
self.$pages[page].appendTo(that.$content);
self.requests.push(self.options.request({
keys: keys,
range: range,
sort: self.options.sort
}, function(result) {
self.$pages[page] = new Ox.ListPage();
if (self.options.orientation == 'horizontal') {
self.$pages[page].css({
left: (page * self.pageWidth + self.listMargin / 2) + 'px',
top: (self.listMargin / 2) + 'px',
width: (page < self.pages - 1 ? self.pageWidth :
self.listLength % self.pageLength *
(self.options.itemWidth + self.itemMargin)) + 'px'
});
} else {
self.$pages[page].css({
top: (page * self.pageHeight + self.listMargin / 2) + 'px',
width: self.pageWidth + 'px'
});
}
var $emptyPage = $.extend({}, self.$pages[page]);
self.$pages[page] = new Ox.ListPage().css(getPageCSS(page));
$.each(result.data.items, function(i, v) {
var pos = offset + i;
self.$items[pos] = new Ox.ListItem({
@ -6478,9 +6498,8 @@ requires
}
self.$items[pos].appendTo(self.$pages[page]);
});
if (self.options.type == 'text' && page == 0) {
fillFirstPage();
}
self.options.type == 'text' && page == 0 && fillFirstPage();
$emptyPage.remove();
self.$pages[page].appendTo(that.$content);
!Ox.isUndefined(callback) && callback();
}));