Show the pencil cursor when placing an item, but it isn't created yet

pcbnew/tools/pcb_tool_base.cpp

@@ -86,6 +86,11 @@ void PCB_TOOL_BASE::doInteractiveItemPlacement( const std::string& aTool,
     // Main loop: keep receiving events
     while( TOOL_EVENT* evt = Wait() )
     {
+        if( !newItem )
+            frame()->GetCanvas()->SetCurrentCursor( wxCURSOR_PENCIL );
+        else
+            frame()->GetCanvas()->SetCurrentCursor( wxCURSOR_ARROW );
+
         VECTOR2I cursorPos = controls()->GetCursorPosition();
         aPlacer->m_modifiers = evt->Modifier();
 

pcbnew/tools/pcb_tool_base.h

@@ -110,11 +110,22 @@ public:
 
 protected:
 
+    /**
+     * Options for placing items interactively.
+     */
     enum INTERACTIVE_PLACEMENT_OPTIONS {
-        IPO_ROTATE = 1,
-        IPO_FLIP = 2,
-        IPO_SINGLE_CLICK = 4,
-        IPO_REPEAT = 8
+        /// Handle the rotate action in the loop by calling the item's rotate method
+        IPO_ROTATE       = 0x01,
+
+        /// Handle flip action in the loop by calling the item's flip method
+        IPO_FLIP         = 0x02,
+
+        /// Create an item immediately on placement starting, otherwise show the pencil cursor
+        /// until the item is created
+        IPO_SINGLE_CLICK = 0x04,
+
+        /// Allow repeat placement of the item
+        IPO_REPEAT       = 0x08
     };