/*
-* © 2008 Benoît Pin – Centre de recherche en informatique – École des mines de Paris
+* 2008-2014 Benoit Pin - MINES ParisTech
* http://plinn.org
* Licence Creative Commons http://creativecommons.org/licenses/by-nc/2.0/
-*
-*
*/
var reSelected = /.*selected.*/;
-Lightbox = function(grid) {
+Lightbox = function(grid, toolbar) {
+ var self = this;
this.grid = grid;
- thisLightbox = this;
- addListener(this.grid, 'click', function(evt){thisLightbox.mouseClickHandler(evt);});
- if (!browser.isGecko){
- addListener(this.grid, 'mouseover', function(evt){thisLightbox.mouseOverHandler(evt);});
- addListener(this.grid, 'mouseout', function(evt){thisLightbox.mouseOutHandler(evt);});
+ this.toolbar = toolbar;
+ if (toolbar) {
+ this.toolbarFixed = false;
+ addListener(window, 'scroll', function(evt){self.windowScrollHandler(evt);});
}
-}
+ this.lastCBChecked = undefined;
+ this.form = undefined;
+ var parent = this.grid.parentNode;
+ while(parent) {
+ parent = parent.parentNode;
+ if (parent.tagName === 'FORM') {
+ this.form = parent;
+ break;
+ }
+ else if (parent.tagName === 'BODY') {
+ break;
+ }
+ }
+ addListener(this.grid, 'click', function(evt){self.mouseClickHandler(evt);});
+ if (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);};
+ }
+};
+
+Lightbox.prototype.windowScrollHandler = function(evt) {
+ if (this.toolbar.offsetTop < window.scrollY && !this.toolbarFixed) {
+ this.toolbarFixed = true;
+ this.backThreshold = this.toolbar.offsetTop;
+ this.switchToolBarPositioning(true);
+ }
+ else if (this.toolbarFixed && window.scrollY < this.backThreshold) {
+ this.toolbarFixed = false;
+ this.switchToolBarPositioning(false);
+ }
+};
Lightbox.prototype.mouseClickHandler = function(evt) {
var target = getTargetedObject(evt);
- if (target.tagName == 'IMG') {
+ if (target.tagName === 'IMG') {
var img = target;
var link = target.parentNode;
var button = link.parentNode;
var slide = button.parentNode;
- if (link.tagName == 'A') {
+ var req, url;
+ if (link.tagName === 'A') {
switch(link.getAttribute('name')) {
case 'add_to_selection':
disableDefault(evt);
link.blur();
- var req = new XMLHttpRequest();
- var url = link.href;
+ req = new XMLHttpRequest();
+ url = link.href;
req.open("POST", url, true);
req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8");
req.send("ajax=1");
case 'remove_to_selection':
disableDefault(evt);
link.blur();
- var req = new XMLHttpRequest();
- var url = link.href;
+ req = new XMLHttpRequest();
+ url = link.href;
req.open("POST", url, true);
req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8");
req.send("ajax=1");
case 'hide_for_anonymous':
disableDefault(evt);
link.blur();
- var req = new XMLHttpRequest();
- var url = link.href;
+ req = new XMLHttpRequest();
+ url = link.href;
req.open("POST", url, true);
req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8");
req.send(null);
case 'show_for_anonymous':
disableDefault(evt);
link.blur();
- var req = new XMLHttpRequest();
- var url = link.href;
+ req = new XMLHttpRequest();
+ url = link.href;
req.open("POST", url, true);
req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8");
req.send(null);
break;
}
}
+ } else if(target.tagName === 'INPUT' && target.type === 'checkbox') {
+ var cb = target;
+ if (cb.checked) {
+ cb.setAttribute('checked', 'checked');
+ }
+ else {
+ cb.removeAttribute('checked');
+ }
+ this.selectCBRange(evt);
}
};
-Lightbox.prototype.mouseOverHandler = function(evt) {
- var target = getTargetedObject(evt);
- if (target.tagName=='AREA') {
- var slide = target.parentNode.parentNode;
- if(reSelected.test(slide.className))
- slide.className = 'slide_over_selected';
- else
- slide.className = 'slide_over';
+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' :
+ this.hideSelection();
+ break;
+ }
+};
+
+Lightbox.prototype.onResponseLoad = function(req) {
+ switch(req.responseXML.documentElement.nodeName) {
+ case 'deleted' :
+ this.deleteSelection();
+ break;
+ case 'error' :
+ this.showSelection();
+ break;
+ case 'sorted' :
+ this.fm.submitButton = undefined;
+ }
+};
+
+Lightbox.prototype.switchToolBarPositioning = function(fixed) {
+ var tbs = this.toolbar.style;
+ if (fixed) {
+ this.toolbar.defaultCssText = this.toolbar.style.cssText;
+ tbs.width = String(this.toolbar.offsetWidth) + 'px';
+ tbs.height = String(this.toolbar.offsetHeight) + 'px';
+ tbs.position = 'fixed';
+ tbs.top = '0';
+ this.toolbarPlaceholder = document.createElement('div');
+ var phs = this.toolbarPlaceholder.style;
+ phs.cssText = tbs.cssText;
+ phs.position = 'relative';
+ this.toolbar.parentNode.insertBefore(this.toolbarPlaceholder, this.toolbar);
+ }
+ else {
+ this.toolbarPlaceholder.parentNode.removeChild(this.toolbarPlaceholder);
+ tbs.cssText = this.toolbar.defaultCssText;
+ }
+};
+
+
+Lightbox.prototype.hideSelection = function() {
+ var i, e, slide;
+ for (i=0 ; i<this.form.elements.length ; i++) {
+ e = this.form.elements[i];
+ if (e.type === 'checkbox' && e.checked) {
+ slide = e.parentNode.parentNode;
+ slide.classList.add('zero_opacity');
+ }
+ }
+};
+
+Lightbox.prototype.showSelection = function() {
+ var i, e, slide;
+ for (i=0 ; i<this.form.elements.length ; i++) {
+ e = this.form.elements[i];
+ if (e.type === 'checkbox' && e.checked) {
+ slide = e.parentNode.parentNode;
+ slide.classList.remove('zero_opacity');
+ }
+ }
+};
+
+Lightbox.prototype.deleteSelection = function() {
+ var i, e, slide;
+ for (i=0 ; i<this.form.elements.length ; i++) {
+ e = this.form.elements[i];
+ if (e.type === 'checkbox' && e.checked) {
+ slide = e.parentNode.parentNode;
+ slide.classList.add('zero_width');
+ }
+ }
+ var self = this;
+ // if you change this, delay you should also change this css rule :
+ // .lightbox span { transition: width 1s
+ setTimeout(function(){self._removeSelection();}, 1000);
+};
+
+Lightbox.prototype._removeSelection = function() {
+ var i, e, slide;
+ var toRemove = [];
+ for (i=0 ; i<this.form.elements.length ; i++) {
+ e = this.form.elements[i];
+ if (e.type === 'checkbox' && e.checked) {
+ toRemove.push(e.parentNode.parentNode);
+ }
}
+ for (i=0 ; i<toRemove.length ; i++) {
+ slide = toRemove[i];
+ slide.parentNode.removeChild(slide);
+ }
+ this.cbIndex = undefined;
};
-Lightbox.prototype.mouseOutHandler = function(evt) {
+Lightbox.prototype.getCBIndex = function(cb) {
+ if (!this.cbIndex) {
+ // 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;
+ }
+ }
+ }
+ return cb.index;
+};
+
+Lightbox.prototype.selectCBRange = function(evt) {
var target = getTargetedObject(evt);
- if (target.tagName=='AREA') {
- var slide = target.parentNode.parentNode;
- if(reSelected.test(slide.className))
- slide.className = 'selected';
- else
- slide.className = undefined;
+ evt = getEventObject(evt);
+ var shift = evt.shiftKey;
+ if (shift && this.lastCBChecked) {
+ var from = this.getCBIndex(this.lastCBChecked);
+ var to = this.getCBIndex(target);
+ var start = Math.min(from, to);
+ var stop = Math.max(from, to);
+ var i;
+ for (i=start ; i<stop ; i++ ) {
+ this.cbIndex[i].setAttribute('checked', 'checked');
+ }
+ }
+ else if (target.checked) {
+ this.lastCBChecked = target;
+ }
+ else {
+ this.lastCBChecked = undefined;
}
};
+
var _outlineSelectedSlide;
if (browser.isGecko) {
_outlineSelectedSlide = function(slide) {
slide.className = 'selected';
- }
+ };
}
else {
_outlineSelectedSlide = function(slide) {
- if (slide.className)
- if (!reSelected.test(slide.className))
+ if (slide.className &&
+ !reSelected.test(slide.className)) {
slide.className = slide.className + ' selected';
- }
+ }
+ };
}
-})();
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+}());
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