X-Git-Url: http://git.euphorik.ch/?p=pompage.git;a=blobdiff_plain;f=doc%2Fwebdeveloper%2Ffeatures%2Fshow_comments.js;fp=doc%2Fwebdeveloper%2Ffeatures%2Fshow_comments.js;h=15965dd1b14cdc2f23ffa12f78bb8a15af4338b5;hp=0000000000000000000000000000000000000000;hb=c3b0deb3d8c9f439739c79806e915c29bc1d4b84;hpb=cff6539539a79e014f6ac8df46716cafce2c8472

diff --git a/doc/webdeveloper/features/show_comments.js b/doc/webdeveloper/features/show_comments.js
new file mode 100644
index 0000000..15965dd
--- /dev/null
+++ b/doc/webdeveloper/features/show_comments.js
@@ -0,0 +1,237 @@
+var webdeveloper_lastCommentShown = null;
+
+// Clears the comments from the page
+function webdeveloper_clearComments(pageDocument)
+{
+    var commentDiv        = null;
+    var commentDivList    = webdeveloper_evaluateXPath(pageDocument, "//div[@class='webdeveloper-comment-icon'] | //div[@class='webdeveloper-comment-text']");
+    var commentDivsLength = commentDivList.length;
+
+    webdeveloper_lastCommentShown = null;
+
+    // Loop through the comment divs
+    for(var i = 0; i < commentDivsLength; i++)
+    {
+        webdeveloper_removeElement(commentDivList[i]);
+    }
+}
+
+// Shows the comment text
+function webdeveloper_showCommentText(event)
+{
+    var target = event.target;
+
+    // If there is an event target
+	if(target)
+	{
+        var currentDocument      = webdeveloper_getContentDocument();
+	    var lastCommentElement   = null;
+        var targetComment        = target.id.replace(new RegExp("icon", "gi"), "text");
+        var targetCommentElement = currentDocument.getElementById(targetComment);
+
+        // If this is not the last comment shown
+        if(webdeveloper_lastCommentShown && webdeveloper_lastCommentShown != targetComment)
+        {
+            lastCommentElement = currentDocument.getElementById(webdeveloper_lastCommentShown);
+
+            // If the last comment element exists
+            if(lastCommentElement)
+            {
+                lastCommentElement.style.display = "none";
+            }
+        }
+
+        // If the element is currently hidden
+        if(targetCommentElement.style.display == "none")
+        {
+            targetCommentElement.style.display = "block";
+        }
+        else
+        {
+            targetCommentElement.style.display = "none";
+        }
+
+        webdeveloper_lastCommentShown = targetComment;
+	}
+}
+
+// Toggles comments
+function webdeveloper_toggleComments(element)
+{
+    var documentList   = webdeveloper_getDocuments(webdeveloper_getContentWindow());
+    var documentLength = documentList.length;
+    var show           = element.getAttribute("checked");
+
+    // Loop through the documents
+    for(var i = 0; i < documentLength; i++)
+    {
+        webdeveloper_toggleCommentsForDocument(documentList[i], show);
+    }
+
+    webdeveloper_toggleStyleSheet(element, "chrome://webdeveloper/content/stylesheets/show_comments.css", "webdeveloper-show-comments");
+    webdeveloper_toggleFeatureTooltipStyles(element, "webdeveloper-show-comments-tooltips", "div.webdeveloper-comment-icon, div.webdeveloper-comment-text, div.webdeveloper-comment-text *");
+}
+
+// Toggles the comments for a document
+function webdeveloper_toggleCommentsForDocument(pageDocument, show)
+{
+    var bodyElement     = webdeveloper_getDocumentBodyElement(pageDocument);
+    var bodyOffsetWidth = bodyElement.offsetWidth;
+    var comment         = null;
+    var commentsLength  = 0;
+    var commentsList    = new Array();
+    var parentElement   = null;
+    var treeWalker      = pageDocument.createTreeWalker(pageDocument, NodeFilter.SHOW_COMMENT, null, false);
+
+    webdeveloper_lastCommentShown = null;
+
+    // While the tree walker has more nodes
+    while((comment = treeWalker.nextNode()) != null)
+    {
+        commentsList.push(comment);
+    }
+
+    // Remove XML declaration
+    if(commentsList.length > 0 && commentsList[0].nodeValue.indexOf("encoding") != -1)
+    {
+        commentsList.shift();
+    }
+
+    // Remove DOCTYPE
+    if(commentsList.length > 0 && commentsList[0].nodeValue.indexOf("DOCTYPE") != -1)
+    {
+        commentsList.shift();
+    }
+
+    commentsLength = commentsList.length;
+
+    // If showing comments
+    if(show)
+    {
+        var commentDiv              = null;
+        var commentIconDiv          = null;
+        var commentLeft             = 0;
+        var commentParent           = null;
+        var commentParentOffsetLeft = 0;
+        var commentParentOffsetTop  = 0;
+        var commentText             = null;
+        var commentTop              = 0;
+        var iconSize                = 17;
+
+        // Loop through the comments
+        for(var i = 0; i < commentsLength; i++)
+        {
+            comment       = commentsList[i];
+            commentLeft   = 0;
+            commentParent = comment.parentNode;
+            commentText   = comment.nodeValue;
+            commentTop    = 0;
+
+            commentText = commentText.replace(new RegExp("<!--[\s]*", "gi"), "");
+            commentText = commentText.replace(new RegExp("[\s]*-->", "gi"), "");
+            commentText = commentText.replace(new RegExp("<([^\/][^>]*)class=\"[^\"]*\">", "gi"), "<$1>");
+            commentText = commentText.replace(new RegExp("<([^\/][^>]*)class=[^ >]*>", "gi"), "<$1>");
+
+            // While the comment has a parent
+            while(commentParent)
+            {
+                // If the parent node is not a document node or a table row
+                if(commentParent.nodeType != Node.DOCUMENT_NODE && commentParent.tagName && commentParent.tagName.toLowerCase() != "tr")
+                {
+                    commentParentOffsetLeft = commentParent.offsetLeft;
+                    commentParentOffsetTop  = commentParent.offsetTop;
+
+                    // If the parent node has a left offset
+                    if(commentParentOffsetLeft)
+                    {
+                        commentLeft += commentParentOffsetLeft;
+                    }
+
+                    // If the parent node has a top offset
+                    if(commentParentOffsetTop)
+                    {
+                        commentTop += commentParentOffsetTop;
+                    }
+                }
+
+                commentParent = commentParent.parentNode;
+            }
+
+            // If the comment left offset is 0
+            if(commentLeft == 0)
+            {
+                commentLeft = 1;
+            }
+            else if(commentLeft + iconSize > bodyOffsetWidth)
+            {
+                commentLeft = bodyOffsetWidth;
+            }
+
+            // If the comment top offset is 0
+            if(commentTop == 0)
+            {
+                commentTop = 1;
+            }
+
+            // If this is not the first comment
+            if(i > 0)
+            {
+                // Loop through previous comments
+                for(var j = 0; j < i; j++)
+                {
+                    // If the top off set of a previous comment matches this comment
+                    if(parseInt(pageDocument.getElementById("webdeveloper-comment-icon" + j).style.top) == commentTop)
+                    {
+                        commentTop += iconSize;
+                    }
+                }
+            }
+
+            commentIconDiv            = pageDocument.createElement("div");
+            commentIconDiv.style.left = commentLeft + "px";
+            commentIconDiv.style.top  = commentTop + "px";
+
+            commentIconDiv.addEventListener("click", webdeveloper_showCommentText, false);
+            commentIconDiv.appendChild(pageDocument.createTextNode("!"));
+            commentIconDiv.setAttribute("class", "webdeveloper-comment-icon");
+            commentIconDiv.setAttribute("id", "webdeveloper-comment-icon" + i);
+
+            bodyElement.appendChild(commentIconDiv);
+
+            commentDiv            = pageDocument.createElement("div");
+            commentDiv.style.left = commentLeft + iconSize + "px";
+            commentDiv.style.top  = commentTop + "px";
+
+            commentDiv.appendChild(pageDocument.createTextNode(commentText));
+            commentDiv.setAttribute("class", "webdeveloper-comment-text");
+            commentDiv.setAttribute("id", "webdeveloper-comment-text" + i);
+
+            bodyElement.appendChild(commentDiv);
+
+            // If the offset width is greater than 200
+            if(commentDiv.offsetWidth > 200)
+            {
+                commentDiv.style.width = "200px";
+            }
+
+            // If the offset height is greater than 100
+            if(commentDiv.offsetHeight > 100)
+            {
+                commentDiv.style.height   = "100px";
+                commentDiv.style.overflow = "auto";
+            }
+
+            // If the comment is positioned outside the document
+            if(commentLeft + iconSize + commentDiv.offsetWidth > bodyOffsetWidth)
+            {
+                commentDiv.style.left = commentLeft - commentDiv.offsetWidth - iconSize + "px";
+            }
+
+            commentDiv.style.display = "none";
+        }
+    }
+    else
+    {
+        webdeveloper_clearComments(pageDocument);
+    }
+}
\ No newline at end of file