Ajout cases à cocher pour réaliser une sélection sur les photos. Implémentation du...

[Portfolio.git] / skins / photo_lightbox_viewer.js

diff --git a/skins/photo_lightbox_viewer.js b/skins/photo_lightbox_viewer.js
index 6c8674d..f7afe84 100644 (file)
--- a/skins/photo_lightbox_viewer.js
+++ b/skins/photo_lightbox_viewer.js
@@ -1,9 +1,7 @@
 /*
-* © 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/
-* 
-* 
 */
 
 
@@ -15,28 +13,30 @@ var reSelected = /.*selected.*/;
 
 Lightbox = function(grid) {
        this.grid = grid;
+       this.lastCBChecked = undefined;
        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);});
        }
-}
+};
 
 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");
@@ -52,8 +52,8 @@ Lightbox.prototype.mouseClickHandler = function(evt) {
                                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");
@@ -72,8 +72,8 @@ Lightbox.prototype.mouseClickHandler = function(evt) {
                                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);
@@ -87,8 +87,8 @@ Lightbox.prototype.mouseClickHandler = function(evt) {
                                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);
@@ -100,43 +100,94 @@ Lightbox.prototype.mouseClickHandler = function(evt) {
                                        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') {
+       if (target.tagName==='AREA') {
                var slide = target.parentNode.parentNode;
-               if(reSelected.test(slide.className))
-                       slide.className = 'slide_over_selected';
-               else
-                       slide.className = 'slide_over';
+               if(reSelected.test(slide.className)) {
+                       slide.className = 'slide_over_selected';}
+               else {
+                       slide.className = 'slide_over';}
        }
 };
 
 Lightbox.prototype.mouseOutHandler = function(evt) {
        var target = getTargetedObject(evt);
-       if (target.tagName=='AREA') {
+       if (target.tagName==='AREA') {
                var slide = target.parentNode.parentNode;
-               if(reSelected.test(slide.className))
-                       slide.className = 'selected';
-               else
-                       slide.className = undefined;
+               if(reSelected.test(slide.className)) {
+                       slide.className = 'selected';}
+               else {
+                       slide.className = undefined;}
+       }
+};
+
+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);
+       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';
-       }
+               }
+       };
 }
 
-})();
\ No newline at end of file
+}());
\ No newline at end of file