From 142d82d78838799a732e26e05a63196e19a8ace3 Mon Sep 17 00:00:00 2001
From: dfighter1985 <none@none>
Date: Tue, 16 Sep 2014 03:45:26 +0200
Subject: [PATCH] Only allow variable nodes to have their number of slots
 changed.

--HG--
branch : dfighter-tools
---
 .../plugins/gui_editor/expression_editor.cpp  | 22 +++++++++----------
 .../plugins/gui_editor/expression_node.cpp    |  2 ++
 .../src/plugins/gui_editor/expression_node.h  |  5 +++++
 3 files changed, 18 insertions(+), 11 deletions(-)

diff --git a/code/studio/src/plugins/gui_editor/expression_editor.cpp b/code/studio/src/plugins/gui_editor/expression_editor.cpp
index 81bd22373..df83a6732 100644
--- a/code/studio/src/plugins/gui_editor/expression_editor.cpp
+++ b/code/studio/src/plugins/gui_editor/expression_editor.cpp
@@ -84,15 +84,6 @@ void ExpressionEditor::contextMenuEvent( QContextMenuEvent *e )
 	QMenu menu;
 
 	QAction *a = NULL;
-	QMenu *mm = menu.addMenu( "Add node" );
-	a = mm->addAction( "1 slot" );
-	connect( a, SIGNAL( triggered() ), this, SLOT( onAddNode1() ) );
-
-	a = mm->addAction( "2 slots" );
-	connect( a, SIGNAL( triggered() ), this, SLOT( onAddNode2() ) );
-
-	a = mm->addAction( "3 slots" );
-	connect( a, SIGNAL( triggered() ), this, SLOT( onAddNode3() ) );
 
 	if( m_selectionCount > 0 )
 	{
@@ -101,8 +92,16 @@ void ExpressionEditor::contextMenuEvent( QContextMenuEvent *e )
 
 		if( m_selectionCount == 1 )
 		{
-			a = menu.addAction( "Change slot count" );
-			connect( a, SIGNAL( triggered() ), this, SLOT( onChangeSlotCount() ) );
+			QList< QGraphicsItem* > l = m_scene->selectedItems();
+			ExpressionNode *node = dynamic_cast< ExpressionNode* >( l[ 0 ] );
+			if( node != NULL )
+			{
+				if( node->variable() )
+				{
+					a = menu.addAction( "Change slot count" );
+					connect( a, SIGNAL( triggered() ), this, SLOT( onChangeSlotCount() ) );
+				}
+			}
 		}
 		else
 		if( m_selectionCount == 2 )
@@ -219,6 +218,7 @@ void ExpressionEditor::onItemDblClicked( QTreeWidgetItem *item )
 	ExpressionNode *node = new ExpressionNode( n, info->slotNames.count() );
 	node->setFlags( QGraphicsItem::ItemIsSelectable | QGraphicsItem::ItemIsMovable );
 	node->setSlotNames( info->slotNames );
+	node->setVariable( info->variable );
 	m_scene->addItem( node );
 }
 
diff --git a/code/studio/src/plugins/gui_editor/expression_node.cpp b/code/studio/src/plugins/gui_editor/expression_node.cpp
index bb2eb451f..8c736c919 100644
--- a/code/studio/src/plugins/gui_editor/expression_node.cpp
+++ b/code/studio/src/plugins/gui_editor/expression_node.cpp
@@ -105,6 +105,8 @@ QGraphicsItem( parent )
 	m_h = 100;
 	m_hh = 20.0;
 
+	m_variable = false;
+
 	m_name = name;
 
 	if( slotCount > 3 )
diff --git a/code/studio/src/plugins/gui_editor/expression_node.h b/code/studio/src/plugins/gui_editor/expression_node.h
index e43e717bb..ebf2c9fd5 100644
--- a/code/studio/src/plugins/gui_editor/expression_node.h
+++ b/code/studio/src/plugins/gui_editor/expression_node.h
@@ -55,6 +55,9 @@ public:
 
 	void setSlotNames( const QList< QString > &l );
 
+	void setVariable( bool b ){ m_variable = b; }
+	bool variable() const{ return m_variable; }
+
 protected:
 	void mouseMoveEvent( QGraphicsSceneMouseEvent *e );
 
@@ -70,6 +73,8 @@ private:
 	QList< ExpressionLink* > m_links;
 
 	QString m_name;
+
+	bool m_variable;
 };
 
 #endif