fix #435,better calculations for Tasks borders

containment/contents/ui/AppletItem.qml

@@ -376,7 +376,7 @@ Item {
 
                 if (latteApplet) {
                     if (container.showZoomed && root.isVertical)
-                        return Math.round(scaledWidth);
+                        return root.statesLineSize + root.thickMargin + root.iconSize + 1;
                     else
                         return Math.round(latteApplet.tasksWidth);
                 } else {
@@ -398,7 +398,7 @@ Item {
 
                 if (latteApplet) {
                     if (container.showZoomed && root.isHorizontal)
-                        return Math.round(scaledHeight);
+                        return root.statesLineSize + root.thickMargin + root.iconSize + 1;
                     else
                         return Math.round(latteApplet.tasksHeight);
                 } else {

plasmoid/contents/ui/main.qml

@@ -850,8 +850,8 @@ Item {
             target: icList
 
             property int maxSize: (root.hoveredIndex>=0 && !root.dragSource) ?
-                                      root.statesLineSize + root.zoomFactor * (root.iconSize + root.thickMargin) - 1 :
-                                      root.statesLineSize + root.iconSize + root.thickMargin - 1
+                                      root.statesLineSize + root.zoomFactor * (root.iconSize + root.thickMargin) :
+                                      root.statesLineSize + root.iconSize + root.thickMargin
 
             function urlsDroppedOnArea(urls){
                 // If all dropped URLs point to application desktop files, we'll add a launcher for each of them.