Première expérimentations (et première galères…) de l'ordonnancement par drag and...

Désactivation du dragging par défaut de Firefox / gecko based.

diff --git a/skins/photo_layout_macros.pt b/skins/photo_layout_macros.pt
index 68d9f1d..7960516 100644 (file)
--- a/skins/photo_layout_macros.pt
+++ b/skins/photo_layout_macros.pt
@@ -19,7 +19,8 @@
                             selected info/selected|nothing"
                 tal:attributes="class info/className;
                                 name info/cmf_uid"
-                metal:define-macro="thumbnail">
+                metal:define-macro="thumbnail"
+                draggable="true">
             <a class="slide" tal:attributes="href info/href; title info/title">
               <img tal:attributes="src info/thumbUrl;
                                    alt info/title;

diff --git a/skins/photo_lightbox_viewer.js b/skins/photo_lightbox_viewer.js
index bb27a67..cb8be26 100644 (file)
--- a/skins/photo_lightbox_viewer.js
+++ b/skins/photo_lightbox_viewer.js
@@ -46,8 +46,40 @@ Lightbox = function(grid, toolbar, complete, container_type) {
                fm.onBeforeSubmit = function(fm_, evt) {return self.onBeforeSubmit(fm_, evt);};
                fm.onResponseLoad = function(req) {return self.onResponseLoad(req);};
        }
+    this.disableDefaultDragging();
+    addListener(this.grid,
+                'dragstart',
+                function(evt) {
+                    var target = getTargetedObject(evt);
+                    console.info('dragstart',
+                                target);
+                    evt.dataTransfer.setData('text', '');
+                    target.style.opacity = 0;
+                    target.style.width = 0;
+                   // disableDefault(evt);
+                });
 };
 
+if (browser.isGecko) {
+    Lightbox.prototype.disableDefaultDragging = function(element) {
+        if (!element) {
+            element = this.grid;
+        }
+        var i, j, name, elements;
+        var elementsNames = ['a', 'img'];
+        for (i=0 ; i < elementsNames.length ; i++) {
+            name = elementsNames[i];
+            elements = element.getElementsByTagName(name);
+            for (j=0 ; j < elements.length ; j++) {
+                elements[j].draggable=false;
+            }
+        }
+    };
+}
+else {
+    Lightbox.prototype.disableDefaultDragging = function() {};
+}
+
 Lightbox.prototype._buildSlidesIndex = function() {
        this.slides = [];
        var node, i;
@@ -350,6 +382,7 @@ Lightbox.prototype._refreshGrid = function(req) {
                node = doc.childNodes[i];
                if (node.nodeType === 1) {
                        node = getCopyOfNode(node);
+            this.disableDefaultDragging(node);
                        this.grid.replaceChild(node, this.slides[j]);
                        this.slides[j] = node;
                        j++;
@@ -392,6 +425,7 @@ Lightbox.prototype._appendTail = function(req) {
                node = doc.childNodes[i];
                if (node.nodeType === 1) {
                        this.lastSlide = this.grid.appendChild(getCopyOfNode(node));
+            this.disableDefaultDragging(this.lastSlide);
                        this.slides.push(this.lastSlide);
                        if (this.cbIndex) {
                                c = this.lastSlide.getElementsByTagName('input')[0];

diff --git a/skins/portfolio_style.css.dtml b/skins/portfolio_style.css.dtml
index 13a6782..df9811c 100755 (executable)
--- a/skins/portfolio_style.css.dtml
+++ b/skins/portfolio_style.css.dtml
@@ -520,6 +520,22 @@ th.num {
   color: &dtml-messageFontColor;;
 }
 
+/* drag and drop */
+#lightbox img,
+#lightbox a {
+       user-drag: none;
+       -moz-user-select: none;
+       -webkit-user-drag: none;
+}
+
+*[draggable=true] {
+       -moz-user-select:none;
+       -khtml-user-drag: element;
+       -webkit-user-drag: element;
+       -khtml-user-select: none;
+       -webkit-user-select: none;
+}
+
 /* 
 </dtml-with> 
 </dtml-with>