Merge remote branch 'origin/feature/6132_Usability_Improvements_to_ImageView'

Code/Mantid/MantidQt/ImageViewer/inc/MantidQtImageViewer/IVConnections.h

@@ -94,7 +94,8 @@ public slots:
   void multi_color_scale();
   void spectrum_color_scale();
   void load_color_map();
-
+  void online_help_slot();
+ 
 private:
 
   Ui_ImageViewer*  iv_ui;

Code/Mantid/MantidQt/ImageViewer/inc/MantidQtImageViewer/ImageView.ui

@@ -261,6 +261,7 @@
     <property name="title">
      <string>Help</string>
     </property>
+    <addaction name="actionOnline_Help_Page"/>
    </widget>
    <addaction name="menuFile"/>
    <addaction name="menuEdit"/>
@@ -363,6 +364,11 @@
     <string>Load Colormap</string>
    </property>
   </action>
+  <action name="actionOnline_Help_Page">
+   <property name="text">
+    <string>Online Help Page</string>
+   </property>
+  </action>
  </widget>
  <customwidgets>
   <customwidget>

Code/Mantid/MantidQt/ImageViewer/src/IVConnections.cpp

@@ -2,6 +2,8 @@
 #include <iostream>
 #include <qwt_plot_canvas.h>
 
+#include <QDesktopServices>
+
 #include "MantidQtAPI/MantidColorMap.h"
 
 #include "MantidQtImageViewer/IVConnections.h"
@@ -43,7 +45,7 @@ IVConnections::IVConnections( Ui_ImageViewer* ui,
   iv_ui->actionOffset_Vertically->setDisabled(true);
   iv_ui->actionOffset_Diagonally->setDisabled(true);
   iv_ui->actionGraph_Rebinned_Data->setDisabled(true);
-  iv_ui->menuHelp->setDisabled(true);
+  iv_ui->menuHelp->setDisabled(false);
  
   this->iv_main_window = iv_main_window;
   QObject::connect( iv_ui->actionClose, SIGNAL(triggered()),
@@ -255,6 +257,10 @@ IVConnections::IVConnections( Ui_ImageViewer* ui,
                                     QwtPicker::DragSelection  );
   QObject::connect( v_graph_picker, SIGNAL(mouseMoved()),
                     this, SLOT(v_graphPicker_moved()) );
+
+  QObject::connect( iv_ui->actionOnline_Help_Page, SIGNAL(triggered()),
+                    this, SLOT(online_help_slot()) );
+
 }
 
 
@@ -543,6 +549,12 @@ void IVConnections::ShowColorScale( std::vector<QRgb> & positive_color_table,
 }
 
 
+void IVConnections::online_help_slot()
+{
+  QDesktopServices::openUrl(QUrl("http://www.mantidproject.org/MantidPlot:_ImageViewer"));
+
+}
+
 } // namespace MantidQt 
 } // namespace ImageView