minor fixes and improvements

lib/phast/client/scripts/System.js

@@ -832,3 +832,60 @@ System.AddEventListener(window, "load", function()
 {
 	System.ClassList.Remove(document.body, "uwt-javascript-disabled");
 });
+
+System.EnsureElementVisible = function(element, relativeToElement)
+{
+	var buttonRect = null;
+	if (relativeToElement !== null)
+	{
+		buttonRect = relativeToElement.getBoundingClientRect();
+
+		console.log ("button rect: ");
+		console.log(buttonRect);
+	
+		var previewRect = element.getBoundingClientRect();
+		console.log ("preview rect: ");
+		console.log(previewRect);
+	
+		element.style.top = buttonRect.bottom + "px";
+		element.style.left = buttonRect.right + "px";
+	
+		var offsetBottom = element.offsetTop + previewRect.height;
+		console.log ("popup bottom: " + offsetBottom);
+		console.log ("document height: " + document.body.clientHeight);
+		
+		element.style.left = buttonRect.right + "px";
+		if (offsetBottom > document.body.clientHeight)
+		{
+			element.style.top = "";
+			element.style.bottom = (document.body.clientHeight - buttonRect.top) + "px";
+		}
+		else
+		{
+			element.style.top = buttonRect.bottom + "px";
+			element.style.bottom = "";
+		}
+	}
+	else
+	{
+		var previewRect = element.getBoundingClientRect();
+		console.log ("preview rect: ");
+		console.log(previewRect);
+
+		var offsetTop = element.offsetTop;
+		var offsetBottom = element.offsetTop + previewRect.height;
+		console.log ("popup bottom: " + offsetBottom);
+		console.log ("document height: " + document.body.clientHeight);
+		
+		if (offsetBottom > document.body.clientHeight)
+		{
+			var newBottom = document.body.clientHeight - offsetTop; // (offsetBottom - document.body.clientHeight);
+			console.log("new bottom: " + newBottom + "px")
+			element.style.top = "";
+			element.style.bottom = newBottom + "px";
+		}
+		else
+		{
+		}	
+	}
+};

lib/phast/client/scripts/controls/AdditionalDetailWidget.js

@@ -24,32 +24,7 @@ function AdditionalDetailWidget(parent)
 			return;
 		}
 
-		var buttonRect = this.ButtonLink.getBoundingClientRect();
+		System.EnsureElementVisible(this.PreviewElement, this.ButtonLink);
-		console.log ("button rect: ");
-		console.log(buttonRect);
-
-		var previewRect = this.PreviewElement.getBoundingClientRect();
-		console.log ("preview rect: ");
-		console.log(previewRect);
-
-		this.PreviewElement.style.top = buttonRect.bottom + "px";
-		this.PreviewElement.style.left = buttonRect.right + "px";
-
-		var offsetBottom = this.PreviewElement.offsetTop + previewRect.height;
-		console.log ("popup bottom: " + offsetBottom);
-		console.log ("document height: " + document.body.clientHeight);
-		
-		this.PreviewElement.style.left = buttonRect.right + "px";
-		if (offsetBottom > document.body.clientHeight)
-		{
-			this.PreviewElement.style.top = "";
-			this.PreviewElement.style.bottom = (document.body.clientHeight - buttonRect.top) + "px";
-		}
-		else
-		{
-			this.PreviewElement.style.top = buttonRect.bottom + "px";
-			this.PreviewElement.style.bottom = "";
-		}
 	};
 
 	this.Show = function ()
@@ -121,7 +96,7 @@ function AdditionalDetailWidget(parent)
 	this.TextLink.addEventListener("focus", function(e)
 	{
 		if (e.relatedTarget !== null)
-		{Show
+		{
 			var pos = this.compareDocumentPosition(e.relatedTarget);
 			if (pos == Node.DOCUMENT_POSITION_FOLLOWING && e.relatedTarget !== this.NativeObject.ButtonLink)
 			{

lib/phast/client/scripts/controls/Menu.js

@@ -70,6 +70,7 @@ function ContextMenu()
 			{
 				if (!System.ClassList.Contains(this, "uwt-visible"))
 				{
+					System.ClassList.Remove(document.body, "uwt-prevent-scrolling");
 					this.remove();
 				}
 			});
@@ -154,11 +155,13 @@ function ContextMenu()
 			if (parent == null) parent = document.body;
 			parent.appendChild(elem);
 			this.ParentElement = elem;
+			System.ClassList.Add(document.body, "uwt-prevent-scrolling");
 		}
 		this.ParentElement.className = "uwt-menu uwt-popup";
 		
 		this.ParentElement.offsetWidth = this.ParentElement.offsetWidth; // thanks https://stackoverflow.com/a/24195559
 		System.ClassList.Add(this.ParentElement, "uwt-visible");
+		System.EnsureElementVisible(this.ParentElement, null);
 	};
 	this.Hide = function()
 	{

lib/phast/server/System.inc.php

@@ -1016,6 +1016,11 @@
 		 */
 		public static function Launch()
 		{
+			if (!session_start())
+			{
+				echo ("session_start didn't work!");
+			}
+			
 			System::Initialize();
 			
 			if (System::$EnableTenantedHosting)
@@ -1123,7 +1128,7 @@
 			
 			if (!$success)
 			{
-				$retval = call_user_func(System::$ErrorEventHandler, new ErrorEventArgs("The specified resource is not available on this server. (" . (System::$EnableTenantedHosting ? ("Tenanted - " . System::GetTenantName()) : "Non-Tenanted") . ")"));
+				$retval = call_user_func(System::$ErrorEventHandler, new ErrorEventArgs("The specified resource is not available on this server. (" . (System::$EnableTenantedHosting ? ("Tenanted - " . System::GetTenantName()) : "Non-Tenanted") . ")<br />Path: " . $_GET["virtualpath"]));
 				return false;
 			}
 			return true;
@@ -1321,9 +1326,4 @@
 	}
 	
 	\date_default_timezone_set(System::GetConfigurationValue("System.DefaultTimezone", date_default_timezone_get()));
-
-	if (!session_start())
-	{
-		echo ("session_start didn't work!");
-	}
 ?>

lib/phast/server/WebControls/AdditionalDetailWidget.inc.php

@@ -139,7 +139,7 @@
 			}
 			else
 			{
-				echo ("<a class=\"apb-text apb-empty\" tabindex=\"-1\">" . $this->Text . "</a>");
+				echo ("<a class=\"apb-text apb-empty\" tabindex=\"-1\">" . ($this->Text == "" ? "&nbsp;" : $this->Text) . "</a>");
 			}
 		}