Définition du comportement par défaut pour les requêtes ajax quelconques : on utilise...
[Portfolio.git] / skins / photo_lightbox_viewer.js
index d8e3f7a..bb27a67 100644 (file)
@@ -11,14 +11,21 @@ var Lightbox;
 
 var reSelected = /.*selected.*/;
 
 
 var reSelected = /.*selected.*/;
 
-Lightbox = function(grid, toolbar) {
+Lightbox = function(grid, toolbar, complete, container_type) {
        var self = this;
        this.grid = grid;
        var self = this;
        this.grid = grid;
+       this._buildSlidesIndex(); // set this.slides and this.lastSlide;
+       this.fetchingDisabled = false;
+       this.complete = complete;
+       this.container_type = container_type;
        this.toolbar = toolbar;
        if (toolbar) {
                this.toolbarFixed = false;
        this.toolbar = toolbar;
        if (toolbar) {
                this.toolbarFixed = false;
-               addListener(window, 'scroll', function(evt){self.windowScrollHandler(evt);});
+               addListener(window, 'scroll', function(evt){self.windowScrollToolbarlHandler(evt);});
        }
        }
+       addListener(window, 'scroll', function(evt){self.windowScrollGridHandler(evt);});
+       // addListener(window, 'load', function(evt){ self.windowScrollGridHandler();});
+       registerStartupFunction(function(){ self.windowScrollGridHandler();});
        this.lastCBChecked = undefined;
        this.form = undefined;
        var parent = this.grid.parentNode;
        this.lastCBChecked = undefined;
        this.form = undefined;
        var parent = this.grid.parentNode;
@@ -34,30 +41,52 @@ Lightbox = function(grid, toolbar) {
        }
        addListener(this.grid, 'click', function(evt){self.mouseClickHandler(evt);});
        if (this.form) {
        }
        addListener(this.grid, 'click', function(evt){self.mouseClickHandler(evt);});
        if (this.form) {
-               var fm = new FormManager(this.form);
+               var fm = this.fm = new FormManager(this.form);
+               addListener(this.form, 'change', function(evt){self.onChangeHandler(evt);});
                fm.onBeforeSubmit = function(fm_, evt) {return self.onBeforeSubmit(fm_, evt);};
                fm.onResponseLoad = function(req) {return self.onResponseLoad(req);};
        }
 };
 
                fm.onBeforeSubmit = function(fm_, evt) {return self.onBeforeSubmit(fm_, evt);};
                fm.onResponseLoad = function(req) {return self.onResponseLoad(req);};
        }
 };
 
-Lightbox.prototype.windowScrollHandler = function(evt) {
-       if (this.toolbar.offsetTop < window.scrollY && !this.toolbarFixed) {
-               console.log('this.toolbar.offsetTop', this.toolbar.offsetTop);
+Lightbox.prototype._buildSlidesIndex = function() {
+       this.slides = [];
+       var node, i;
+       for (i=0 ; i<this.grid.childNodes.length ; i++) {
+               node = this.grid.childNodes[i];
+               if (node.nodeType === 1) { // is element
+                       this.slides.push(node);
+               }
+       }
+       this.lastSlide = this.slides[this.slides.length-1];
+};
+
+Lightbox.prototype.windowScrollToolbarlHandler = function(evt) {
+       if (this.toolbar.offsetTop < getWindowScrollY() && !this.toolbarFixed) {
                this.toolbarFixed = true;
                this.backThreshold = this.toolbar.offsetTop;
                this.switchToolBarPositioning(true);
        }
                this.toolbarFixed = true;
                this.backThreshold = this.toolbar.offsetTop;
                this.switchToolBarPositioning(true);
        }
-       else if (this.toolbarFixed && window.scrollY < this.backThreshold) {
+       else if (this.toolbarFixed && getWindowScrollY() < this.backThreshold) {
                this.toolbarFixed = false;
                this.switchToolBarPositioning(false);
        }
 };
                this.toolbarFixed = false;
                this.switchToolBarPositioning(false);
        }
 };
+Lightbox.prototype.windowScrollGridHandler = function(evt) {
+       if (!this.complete &&
+               !this.fetchingDisabled &&
+               getWindowScrollY() >
+                       (this.lastSlide.firstElementChild || this.lastSlide.children[0]).offsetTop
+                        - getWindowHeight()) {
+               this.fetchingDisabled = true;
+               this.fetchTail();
+       }
+};
 
 Lightbox.prototype.mouseClickHandler = function(evt) {
        var target = getTargetedObject(evt);
        if (target.tagName === 'IMG') {
                var img = target;
 
 Lightbox.prototype.mouseClickHandler = function(evt) {
        var target = getTargetedObject(evt);
        if (target.tagName === 'IMG') {
                var img = target;
-               var link =  target.parentNode;
+               var link =      target.parentNode;
                var button =  link.parentNode;
                var slide = button.parentNode;
                var req, url;
                var button =  link.parentNode;
                var slide = button.parentNode;
                var req, url;
@@ -143,6 +172,14 @@ Lightbox.prototype.mouseClickHandler = function(evt) {
        }
 };
 
        }
 };
 
+Lightbox.prototype.onChangeHandler = function(evt) {
+       var target = getTargetedObject(evt);
+       if (target.name === 'sort_on') {
+               this.fm.submitButton = {'name' : 'set_sorting', 'value' : 'ok'};
+               this.fm.submit(evt);
+       }
+};
+
 Lightbox.prototype.onBeforeSubmit = function(fm, evt) {
        switch(fm.submitButton.name) {
                case 'delete' :
 Lightbox.prototype.onBeforeSubmit = function(fm, evt) {
        switch(fm.submitButton.name) {
                case 'delete' :
@@ -159,6 +196,13 @@ Lightbox.prototype.onResponseLoad = function(req) {
                case 'error' :
                        this.showSelection();
                        break;
                case 'error' :
                        this.showSelection();
                        break;
+               case 'sorted' :
+                       this.fm.submitButton = undefined;
+                       this.refreshGrid();
+                       break;
+               default :
+                       this.fm.loadResponse(req);
+                       break;
        }
 };
 
        }
 };
 
@@ -221,7 +265,7 @@ Lightbox.prototype.deleteSelection = function() {
 };
 
 Lightbox.prototype._removeSelection = function() {
 };
 
 Lightbox.prototype._removeSelection = function() {
-       var i, e, slide;
+       var i, e;
        var toRemove = [];
        for (i=0 ; i<this.form.elements.length ; i++) {
                e = this.form.elements[i];
        var toRemove = [];
        for (i=0 ; i<this.form.elements.length ; i++) {
                e = this.form.elements[i];
@@ -230,10 +274,11 @@ Lightbox.prototype._removeSelection = function() {
                }
        }
        for (i=0 ; i<toRemove.length ; i++) {
                }
        }
        for (i=0 ; i<toRemove.length ; i++) {
-               slide = toRemove[i];
-               slide.parentNode.removeChild(slide);
+               this.grid.removeChild(toRemove[i]);
        }
        }
+       this._buildSlidesIndex();
        this.cbIndex = undefined;
        this.cbIndex = undefined;
+       this.windowScrollGridHandler();
 };
 
 Lightbox.prototype.getCBIndex = function(cb) {
 };
 
 Lightbox.prototype.getCBIndex = function(cb) {
@@ -241,14 +286,11 @@ Lightbox.prototype.getCBIndex = function(cb) {
                // build checkbox index
                this.cbIndex = [];
                var i, node, c;
                // build checkbox index
                this.cbIndex = [];
                var i, node, c;
-               var nodes = this.grid.childNodes;
-               for (i=0 ; i<nodes.length ; i++) {
-                       node = nodes[i];
-                       if (node.nodeName === 'SPAN') {
-                               c = node.getElementsByTagName('input')[0];
-                               c.index = this.cbIndex.length;
-                               this.cbIndex[this.cbIndex.length] = c;
-                       }
+               for (i=0 ; i<this.slides.length ; i++) {
+                       node = this.slides[i];
+                       c = node.getElementsByTagName('input')[0];
+                       c.index = this.cbIndex.length;
+                       this.cbIndex.push(c);
                }
        }
        return cb.index;
                }
        }
        return cb.index;
@@ -276,6 +318,96 @@ Lightbox.prototype.selectCBRange = function(evt) {
        }
 };
 
        }
 };
 
+Lightbox.prototype.refreshGrid = function() {
+       var req = new XMLHttpRequest();
+       self = this;
+       req.onreadystatechange = function() {
+               switch (req.readyState) {
+                       case 1 :
+                               showProgressImage();
+                               break;
+                       case 4 :
+                               hideProgressImage();
+                               if (req.status === 200) {
+                                       self._refreshGrid(req);
+                               }
+                               break;
+               }
+       };
+       
+       var url = absolute_url() +
+                         '/portfolio_thumbnails_tail?start:int=0&size:int=' +
+                         this.slides.length;
+       req.open('GET', url, true);
+       req.send();
+};
+
+Lightbox.prototype._refreshGrid = function(req) {
+       var doc = req.responseXML.documentElement;
+       var i, node;
+       var j = 0;
+       for (i=0 ; i<doc.childNodes.length ; i++) {
+               node = doc.childNodes[i];
+               if (node.nodeType === 1) {
+                       node = getCopyOfNode(node);
+                       this.grid.replaceChild(node, this.slides[j]);
+                       this.slides[j] = node;
+                       j++;
+               }
+       }
+       this.cbIndex = undefined;
+};
+
+Lightbox.prototype.fetchTail = function() {
+       var req = new XMLHttpRequest();
+       var self = this;
+       req.onreadystatechange = function() {
+               switch (req.readyState) {
+                       case 1 :
+                               showProgressImage();
+                               break;
+                       case 4 :
+                               hideProgressImage();
+                               if (req.status === 200) {
+                                       self._appendTail(req);
+                               }
+                               break;
+               }
+       };
+       
+       var url = absolute_url() +
+                         '/portfolio_thumbnails_tail?start:int=' +
+                         String(this.slides.length) +
+                         '&size:int=10' +
+                         '&container_type=' +
+                         this.container_type;
+       req.open('GET', url, true);
+       req.send();
+};
+
+Lightbox.prototype._appendTail = function(req) {
+       var doc = req.responseXML.documentElement;
+       var i, node, c;
+       for (i=0 ; i<doc.childNodes.length ; i++) {
+               node = doc.childNodes[i];
+               if (node.nodeType === 1) {
+                       this.lastSlide = this.grid.appendChild(getCopyOfNode(node));
+                       this.slides.push(this.lastSlide);
+                       if (this.cbIndex) {
+                               c = this.lastSlide.getElementsByTagName('input')[0];
+                               c.index = this.cbIndex.length;
+                               this.cbIndex.push(c);
+                               
+                       }
+               }
+       }
+       this.fetchingDisabled = false;
+       if (doc.getAttribute('nomore')) {
+               this.complete = true;
+       }
+       this.windowScrollGridHandler();
+};
+
 
 var _outlineSelectedSlide;
 if (browser.isGecko) {
 
 var _outlineSelectedSlide;
 if (browser.isGecko) {