display empty list pages before page load

This commit is contained in:
rlx 2011-01-05 16:56:53 +00:00
parent 40d1c9493a
commit 260ed67b68

View file

@ -5829,7 +5829,9 @@ requires
} }
function constructItem(data) { function constructItem(data) {
var data = self.options.item(data, self.options.sort, self.options.size), var data = !$.isEmptyObject(data) ?
self.options.item(data, self.options.sort, self.options.size) :
{height: 8, width: 5},
ratio = data.width / data.height; ratio = data.width / data.height;
return new Ox.IconItem($.extend(data, { return new Ox.IconItem($.extend(data, {
height: self.options.size / (ratio <= 1 ? 1 : ratio), height: self.options.size / (ratio <= 1 ? 1 : ratio),
@ -5886,6 +5888,8 @@ requires
Ox.IconItem = function(options, self) { Ox.IconItem = function(options, self) {
Ox.print('IconItem', options, self)
var self = self || {}, var self = self || {},
that = new Ox.Element({}, self) that = new Ox.Element({}, self)
.defaults({ .defaults({
@ -5932,8 +5936,8 @@ requires
}) })
.mousedown(mousedown) .mousedown(mousedown)
.mouseenter(mouseenter) .mouseenter(mouseenter)
.mouseleave(mouseleave) .mouseleave(mouseleave);
.one('load', load); self.options.url && that.$iconImage.one('load', load);
that.$textBox = $('<div>') that.$textBox = $('<div>')
.addClass('OxText') .addClass('OxText')
.css({ .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 $page;
}
function deselect(pos) { function deselect(pos) {
if (isSelected(pos)) { if (isSelected(pos)) {
self.selected.splice(self.selected.indexOf(pos), 1); self.selected.splice(self.selected.indexOf(pos), 1);
@ -6240,13 +6261,10 @@ requires
var height = getHeight(), var height = getHeight(),
lastItemHeight = height % self.options.itemHeight || self.options.itemHeight, lastItemHeight = height % self.options.itemHeight || self.options.itemHeight,
visibleItems = Math.ceil(height / self.options.itemHeight); visibleItems = Math.ceil(height / self.options.itemHeight);
if (self.$items.length < visibleItems) { if (self.listLength < visibleItems) {
$.each(Ox.range(self.$items.length, visibleItems), function(i, v) { $.each(Ox.range(self.listLength, visibleItems), function(i, v) {
var $item = new Ox.ListItem({ var $item = new Ox.ListItem({
construct: self.options.construct, construct: self.options.construct,
data: {},
id: '',
position: v
}); });
$item.addClass('OxEmpty').removeClass('OxTarget'); $item.addClass('OxEmpty').removeClass('OxTarget');
if (v == visibleItems - 1) { if (v == visibleItems - 1) {
@ -6336,6 +6354,19 @@ requires
return parseInt(pos / self.options.pageLength); return parseInt(pos / self.options.pageLength);
} }
function getPageCSS(page) {
return self.options.orientation == 'horizontal' ? {
left: (page * self.pageWidth + self.listMargin / 2) + 'px',
top: (self.listMargin / 2) + 'px',
width: (page < self.pages - 1 ? self.pageWidth :
self.listLength % self.pageLength *
(self.options.itemWidth + self.itemMargin)) + 'px'
} : {
top: (page * self.pageHeight + self.listMargin / 2) + 'px',
width: self.pageWidth + 'px'
}
}
function getPageHeight() { function getPageHeight() {
return Math.ceil(self.pageLength * (self.options.itemHeight + self.itemMargin) / self.rowLength); return Math.ceil(self.pageLength * (self.options.itemHeight + self.itemMargin) / self.rowLength);
} }
@ -6440,28 +6471,17 @@ requires
offset = page * self.pageLength, offset = page * self.pageLength,
range = [offset, offset + (page < self.pages - 1 ? range = [offset, offset + (page < self.pages - 1 ?
self.pageLength : self.listLength % self.pageLength)]; self.pageLength : self.listLength % self.pageLength)];
Ox.print('is page', page, 'undefined?', Ox.isUndefined(self.$pages[page]))
if (Ox.isUndefined(self.$pages[page])) { // fixme: unload will have made this undefined already if (Ox.isUndefined(self.$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.$content);
self.requests.push(self.options.request({ self.requests.push(self.options.request({
keys: keys, keys: keys,
range: range, range: range,
sort: self.options.sort sort: self.options.sort
}, function(result) { }, function(result) {
self.$pages[page] = new Ox.ListPage(); var $emptyPage = $.extend({}, self.$pages[page]);
if (self.options.orientation == 'horizontal') { self.$pages[page] = new Ox.ListPage().css(getPageCSS(page));
self.$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'
});
}
$.each(result.data.items, function(i, v) { $.each(result.data.items, function(i, v) {
var pos = offset + i; var pos = offset + i;
self.$items[pos] = new Ox.ListItem({ self.$items[pos] = new Ox.ListItem({
@ -6478,9 +6498,8 @@ requires
} }
self.$items[pos].appendTo(self.$pages[page]); self.$items[pos].appendTo(self.$pages[page]);
}); });
if (self.options.type == 'text' && page == 0) { self.options.type == 'text' && page == 0 && fillFirstPage();
fillFirstPage(); $emptyPage.remove();
}
self.$pages[page].appendTo(that.$content); self.$pages[page].appendTo(that.$content);
!Ox.isUndefined(callback) && callback(); !Ox.isUndefined(callback) && callback();
})); }));