First draft for drag and drop

We can change feed category by drag and drop! Need improvements...

See https://github.com/marienfressinaud/FreshRSS/issues/646

2 files changed, 56 insertions, 1 deletions

diff --git a/p/scripts/category.js b/p/scripts/category.js
new file mode 100644
index 000000000..fe80c3b22
--- /dev/null
+++ b/p/scripts/category.js
@@ -0,0 +1,55 @@
+"use strict";
+
+
+function init_draggable() {
+	var feeds_draggable = '.box-content > .feed',
+	    box_dropzone = '.box-content';
+
+	$('.box').on('dragstart', feeds_draggable, function(e) {
+		e.originalEvent.dataTransfer.effectAllowed = 'move';
+		e.originalEvent.dataTransfer.setData('html', e.target.outerHTML);
+		e.originalEvent.dataTransfer.setData('feed-id', e.target.getAttribute('data-feed-id'));
+	});
+	$('.box').on('dragend', feeds_draggable, function(e) {
+		var parent = e.target.parentNode;
+		parent.removeChild(e.target);
+	});
+
+	$('.box').on('dragenter', box_dropzone, function(e) {
+		$(e.target).addClass('drag-hover');
+	});
+	$('.box').on('dragleave', box_dropzone, function(e) {
+		$(e.target).removeClass('drag-hover');
+	});
+	$('.box').on('dragover', box_dropzone, function(e) {
+		e.originalEvent.dataTransfer.dropEffect = "move";
+
+		return false;
+	});
+	$('.box').on('drop', box_dropzone, function(e) {
+		var feed_id = e.originalEvent.dataTransfer.getData('feed-id'),
+		    cat_id = e.target.parentNode.getAttribute('data-cat-id');
+
+		$.ajax({
+			type: 'POST',
+			url: './?c=feed&a=move',
+			data : {
+				f_id: feed_id,
+				c_id: cat_id
+			}
+		});
+
+		$(e.target).after(e.originalEvent.dataTransfer.getData('html'));
+		$(e.target).removeClass('drag-hover');
+		return false;
+	});
+}
+
+
+if (document.readyState && document.readyState !== 'loading') {
+	init_draggable();
+} else if (document.addEventListener) {
+	document.addEventListener('DOMContentLoaded', function () {
+		init_draggable();
+	}, false);
+}
diff --git a/p/scripts/main.js b/p/scripts/main.js
index 005dc961b..e8055e00f 100644
--- a/p/scripts/main.js
+++ b/p/scripts/main.js
@@ -1247,7 +1247,7 @@ function init_slider_observers() {
 		return;
 	}
 
-	$('.open-slider').on('click', function() {
+	$('.post').on('click', '.open-slider', function() {
 		if (ajax_loading) {
 			return false;
 		}