From a1bb8ac46119133838a8119a5d15c98079d06a6c Mon Sep 17 00:00:00 2001
From: =?utf8?q?Benoi=CC=82t=20Pin?= <benoit.pin@gmail.com>
Date: Sun, 31 Aug 2014 10:25:16 +0200
Subject: [PATCH] =?utf8?q?Premi=C3=A8re=20exp=C3=A9rimentations=20(et=20pr?=
 =?utf8?q?emi=C3=A8re=20gal=C3=A8res=E2=80=A6)=20de=20l'ordonnancement=20p?=
 =?utf8?q?ar=20drag=20and=20drop.=20D=C3=A9sactivation=20du=20dragging=20p?=
 =?utf8?q?ar=20d=C3=A9faut=20de=20Firefox=20/=20gecko=20based.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=utf8
Content-Transfer-Encoding: 8bit

---
 skins/photo_layout_macros.pt   |  3 ++-
 skins/photo_lightbox_viewer.js | 34 ++++++++++++++++++++++++++++++++++
 skins/portfolio_style.css.dtml | 16 ++++++++++++++++
 3 files changed, 52 insertions(+), 1 deletion(-)

diff --git a/skins/photo_layout_macros.pt b/skins/photo_layout_macros.pt
index 68d9f1d..7960516 100644
--- 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
--- 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
--- 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>
-- 
2.20.1