Changeset 13194 for extensions/rv_tscroller/rv_tscroller.js

Timestamp:

Feb 16, 2012, 8:51:48 PM (12 years ago)

Author:

rvelices

Message:

rv_tscroller can load thumbnail up (if page[start]>0)

File:

• extensions/rv_tscroller/rv_tscroller.js (modified) (4 diffs)

extensions/rv_tscroller/rv_tscroller.js

@@ -5 +5 @@
 (function($){
 $('.navigationBar').hide();
+if (RVTS.start>0) {
+        var $f = $('.navigationBar A[rel=first]');
+        var f = '<a href="'+$f.attr("href")+'">'+$f.html()+'</a> | ';
+        $('#thumbnails').before( '<div id=rvtsUp style="text-align:center;font-size:120%;margin:10px">'+f+'<a href="javascript:RVTS.loadUp()">'+RVTS.prevMsg+"</a></div>" );
+}
 
 RVTS = $.fn.extend( RVTS, {
 loading: 0,
+loadingUp: 0,
 adjust: 0,
 
+loadUp: function() {
+        if (RVTS.loadingUp || RVTS.start <= 0) return;
+        var newStart = RVTS.start-RVTS.perPage,
+                reqCount = RVTS.perPage;
+        if (newStart<0)
+        {
+                reqCount += newStart;
+                newStart = 0;
+        }
+        var url = RVTS.ajaxUrlModel.replace('%start%', newStart).replace('%per%', reqCount);
+        $('#ajaxLoader').show();
+        RVTS.loadingUp = 1;
+        $.ajax({
+                type:'GET', dataType:'html', 'url': url,
+                success: function(htm) {
+                        RVTS.start = newStart;
+                        RVTS.$thumbs.prepend(htm);
+                        if (RVTS.start<=0)
+                                $("#rvtsUp").remove();
+                },
+                complete: function() {
+                        RVTS.loadingUp = 0;
+                        RVTS.loading || $('#ajaxLoader').hide();
+                        $(window).trigger('RVTS_loaded');
+                        }
+                });
+},
+
 doAutoScroll: function() {
-        if (RVTS.loading || RVTS.start >= RVTS.total) return;
-        var url = RVTS.ajaxUrlModel.replace('%start%', RVTS.start).replace('%per%', RVTS.perPage);
+        if (RVTS.loading || RVTS.next >= RVTS.total) return;
+        var url = RVTS.ajaxUrlModel.replace('%start%', RVTS.next).replace('%per%', RVTS.perPage);
         if (RVTS.adjust) {
                 url += '&adj=' + RVTS.adjust;
@@ -22 +56 @@
                 type:'GET', dataType:'html', 'url': url,
                 success: function(htm) {
-                        RVTS.start+=RVTS.perPage;
+                        RVTS.next+=RVTS.perPage;
                         RVTS.$thumbs.append(htm);
-                        if (RVTS.start>500 && RVTS.total>550) {
+                        if (RVTS.next-RVTS.start>500 && RVTS.total-RVTS.next>50) {
                                 RVTS.$thumbs.after(
                                         '<div style="text-align:center;font-size:180%;margin:0 0 20px"><a href="'
-                                        +RVTS.moreUrlModel.replace('%start%', RVTS.start)+'">'
-                                        +RVTS.moreMsg.replace('%d', RVTS.total-RVTS.start)
+                                        +RVTS.moreUrlModel.replace('%start%', RVTS.next)+'">'
+                                        +RVTS.moreMsg.replace('%d', RVTS.total-RVTS.next)
                                         +'</a></div>');
                                 RVTS.total = 0;
@@ -35 +69 @@
                 complete: function() {
                         RVTS.loading = 0;
-                        $('#ajaxLoader').hide();
+                        RVTS.loadingUp || $('#ajaxLoader').hide();
                         $(window).trigger('RVTS_loaded');
                         }
@@ -51 +85 @@
         var $w = $(window);
         RVTS.$thumbs = $('#thumbnails');
-        RVTS.$thumbs.append('<div id="ajaxLoader" style="display:none;position:fixed;bottom:32px;right:1%;z-index:999"><img src="'+ RVTS.ajaxLoaderImage + '" width="128" height="15" alt="~"></div>');
+        RVTS.$thumbs.after('<div id="ajaxLoader" style="display:none;position:fixed;bottom:32px;right:1%;z-index:999"><img src="'+ RVTS.ajaxLoaderImage + '" width="128" height="15" alt="~"></div>');
 
         $w.scrollTop(0);