From 29176b7bc676e6f4930f334fe0b525e11b302172 Mon Sep 17 00:00:00 2001
From: dfighter1985 <dfighter1985@localhost>
Date: Sun, 14 Sep 2014 21:00:40 +0200
Subject: [PATCH] Expression Editor is now a QMainWindow subclass. Also added
 an expression tree, with some sample nodes.

---
 .../plugins/gui_editor/expression_editor.cpp  |  28 +++--
 .../plugins/gui_editor/expression_editor.h    |   5 +-
 .../plugins/gui_editor/expression_editor.ui   | 107 +++++++++++++++---
 3 files changed, 110 insertions(+), 30 deletions(-)

diff --git a/code/studio/src/plugins/gui_editor/expression_editor.cpp b/code/studio/src/plugins/gui_editor/expression_editor.cpp
index 62e034255..54f878afa 100644
--- a/code/studio/src/plugins/gui_editor/expression_editor.cpp
+++ b/code/studio/src/plugins/gui_editor/expression_editor.cpp
@@ -30,16 +30,17 @@
 #include <QMessageBox>
 
 ExpressionEditor::ExpressionEditor( QWidget *parent ) :
-QWidget( parent )
+QMainWindow( parent )
 {
 	m_ui.setupUi( this );
-
+	
 	m_selectionCount = 0;
 
 	m_scene = new QGraphicsScene( this );
 	m_ui.view->setScene( m_scene );
 
 	connect( m_scene, SIGNAL( selectionChanged() ), this, SLOT( onSelectionChanged() ) );
+	connect( m_ui.tree, SIGNAL( itemDoubleClicked( QTreeWidgetItem*, int ) ), this, SLOT( onItemDblClicked( QTreeWidgetItem* ) ) );
 
 	m_nodeCount = 0;
 }
@@ -169,30 +170,37 @@ void ExpressionEditor::onUnLinkItems()
 	}
 }
 
-void ExpressionEditor::addNode( int slotCount )
+void ExpressionEditor::addNode( const QString &name, int slotCount )
 {
-	QString name;
-	name = "node #";
-	name += QString::number( m_nodeCount );
+	QString n = name;
+	n += " #";
+	n += QString::number( m_nodeCount );
 	m_nodeCount++;
 
-	QGraphicsItem *item = new ExpressionNode( name, slotCount );
+	QGraphicsItem *item = new ExpressionNode( n, slotCount );
 	item->setFlags( QGraphicsItem::ItemIsSelectable | QGraphicsItem::ItemIsMovable );
 	m_scene->addItem( item );
 }
 
 void ExpressionEditor::onAddNode1()
 {
-	addNode( 1 );
+	addNode( "node", 1 );
 }
 
 void ExpressionEditor::onAddNode2()
 {
-	addNode( 2 );
+	addNode( "node", 2 );
 }
 
 void ExpressionEditor::onAddNode3()
 {
-	addNode( 3 );
+	addNode( "node", 3 );
 }
 
+void ExpressionEditor::onItemDblClicked( QTreeWidgetItem *item )
+{
+	QString name = item->text( 0 );
+	addNode( name, 3 );
+}
+
+
diff --git a/code/studio/src/plugins/gui_editor/expression_editor.h b/code/studio/src/plugins/gui_editor/expression_editor.h
index 553f8efd3..5b17d091d 100644
--- a/code/studio/src/plugins/gui_editor/expression_editor.h
+++ b/code/studio/src/plugins/gui_editor/expression_editor.h
@@ -24,7 +24,7 @@
 
 class QGraphicsScene;
 
-class ExpressionEditor : public QWidget
+class ExpressionEditor : public QMainWindow
 {
 	Q_OBJECT
 public:
@@ -39,10 +39,11 @@ private Q_SLOTS:
 	void onSelectionChanged();
 	void onLinkItems();
 	void onUnLinkItems();
-	void addNode( int slotCount );
+	void addNode( const QString &name, int slotCount );
 	void onAddNode1();
 	void onAddNode2();
 	void onAddNode3();
+	void onItemDblClicked( QTreeWidgetItem *item );
 
 private:
 
diff --git a/code/studio/src/plugins/gui_editor/expression_editor.ui b/code/studio/src/plugins/gui_editor/expression_editor.ui
index 80480ad39..db71014bf 100644
--- a/code/studio/src/plugins/gui_editor/expression_editor.ui
+++ b/code/studio/src/plugins/gui_editor/expression_editor.ui
@@ -1,33 +1,104 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <ui version="4.0">
  <class>ExpressionEditor</class>
- <widget class="QWidget" name="ExpressionEditor">
-  <property name="windowModality">
-   <enum>Qt::ApplicationModal</enum>
-  </property>
+ <widget class="QMainWindow" name="ExpressionEditor">
   <property name="geometry">
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>724</width>
-    <height>522</height>
+    <width>800</width>
+    <height>600</height>
    </rect>
   </property>
   <property name="windowTitle">
    <string>Expression Editor</string>
   </property>
-  <layout class="QGridLayout" name="gridLayout">
-   <item row="0" column="0">
-    <widget class="QGraphicsView" name="view">
-     <property name="verticalScrollBarPolicy">
-      <enum>Qt::ScrollBarAlwaysOn</enum>
-     </property>
-     <property name="horizontalScrollBarPolicy">
-      <enum>Qt::ScrollBarAlwaysOn</enum>
-     </property>
-    </widget>
-   </item>
-  </layout>
+  <widget class="QWidget" name="centralwidget">
+   <layout class="QGridLayout" name="gridLayout_2">
+    <item row="0" column="0">
+     <widget class="QGraphicsView" name="view"/>
+    </item>
+   </layout>
+  </widget>
+  <widget class="QMenuBar" name="menubar">
+   <property name="geometry">
+    <rect>
+     <x>0</x>
+     <y>0</y>
+     <width>800</width>
+     <height>21</height>
+    </rect>
+   </property>
+  </widget>
+  <widget class="QStatusBar" name="statusbar"/>
+  <widget class="QDockWidget" name="dockWidget">
+   <attribute name="dockWidgetArea">
+    <number>1</number>
+   </attribute>
+   <widget class="QWidget" name="dockWidgetContents">
+    <layout class="QGridLayout" name="gridLayout">
+     <item row="0" column="0">
+      <widget class="QTreeWidget" name="tree">
+       <column>
+        <property name="text">
+         <string>Expressions</string>
+        </property>
+       </column>
+       <item>
+        <property name="text">
+         <string>Logical</string>
+        </property>
+        <item>
+         <property name="text">
+          <string>and</string>
+         </property>
+        </item>
+        <item>
+         <property name="text">
+          <string>or</string>
+         </property>
+        </item>
+       </item>
+       <item>
+        <property name="text">
+         <string>Mathematical</string>
+        </property>
+        <item>
+         <property name="text">
+          <string>add</string>
+         </property>
+        </item>
+        <item>
+         <property name="text">
+          <string>sub</string>
+         </property>
+        </item>
+       </item>
+       <item>
+        <property name="text">
+         <string>Value</string>
+        </property>
+        <item>
+         <property name="text">
+          <string>integer</string>
+         </property>
+        </item>
+        <item>
+         <property name="text">
+          <string>string</string>
+         </property>
+        </item>
+        <item>
+         <property name="text">
+          <string>boolean</string>
+         </property>
+        </item>
+       </item>
+      </widget>
+     </item>
+    </layout>
+   </widget>
+  </widget>
  </widget>
  <resources/>
  <connections/>