# HG changeset patch
# User John Donoghue <john.donoghue@ieee.org>
# Date 1365364091 14400
# Node ID 8c666c7b0e5d9825a11343bb2ee9c20fb5773448
# Parent  094bd3627eadef2a2e07413b0c8426e00ac9b84e
Added context menu to workspace variable display

* libgui/src/workspace-view.h, libgui/src/workspace-view.cc
(workspace_view::workspace_view): Connect signals for context menu.
(workspace_view::contextmenu_requested,
workspace_view::handle_contextmenu_disp,
workspace_view::handle_contextmenu_plot,
workspace_view::handle_contextmenu_stem): New slot functions.
(workspace_view::relay_contextmenu_command): New function.
(workspace_view::command_requested): New signal.

diff -r 094bd3627ead -r 8c666c7b0e5d libgui/src/workspace-view.cc
--- a/libgui/src/workspace-view.cc	Sun Apr 07 12:36:07 2013 -0400
+++ b/libgui/src/workspace-view.cc	Sun Apr 07 15:48:11 2013 -0400
@@ -30,6 +30,7 @@
 #include <QHBoxLayout>
 #include <QVBoxLayout>
 #include <QPushButton>
+#include <QMenu>
 
 workspace_view::workspace_view (QWidget *p)
   : QDockWidget (p)
@@ -45,6 +46,7 @@
   view->setAnimated (false);              // Deactivate animations because of strange glitches.
   view->setTextElideMode (Qt::ElideRight);// Elide text to the right side of the cells.
   view->setWordWrap (false);              // No wordwrapping in cells.
+  view->setContextMenuPolicy (Qt::CustomContextMenu);
 
   // Set an empty widget, so we can assign a layout to it.
   setWidget (new QWidget (this));
@@ -81,6 +83,12 @@
   connect (view, SIGNAL (doubleClicked (QModelIndex)),
            this, SLOT (item_double_clicked (QModelIndex)));
 
+  connect (view, SIGNAL (customContextMenuRequested(const QPoint&)),
+           this, SLOT(contextmenu_requested (const QPoint&)));
+
+  connect (this, SIGNAL (command_requested (const QString&)),
+           p, SLOT (handle_command_double_clicked(const QString&)));
+
   // topLevelChanged is emitted when floating property changes (floating = true)
   connect (this, SIGNAL (topLevelChanged(bool)), this, SLOT(top_level_changed(bool)));
 
@@ -245,3 +253,66 @@
   if (visible && ! isFloating ())
     focus ();
 }
+
+void
+workspace_view::contextmenu_requested (const QPoint& pos)
+{
+  QMenu menu (this);
+
+  QModelIndex index = view->indexAt (pos);
+  QAbstractItemModel *m = view->model ();
+
+  // if it isnt Local, Glocal etc, allow the ctx menu
+  if (index.parent() != QModelIndex())
+    {
+      QMap<int, QVariant> item_data = m->itemData (index);
+  
+      QString var_name = item_data[0].toString ();
+
+      menu.addAction ("disp(" + var_name + ")", this,
+                      SLOT (handle_contextmenu_disp ()));
+
+      menu.addAction ("plot(" + var_name + ")", this,
+                      SLOT (handle_contextmenu_plot ()));
+
+      menu.addAction ("stem(" + var_name + ")", this,
+                      SLOT (handle_contextmenu_stem ()));
+
+      menu.exec (view->mapToGlobal (pos));
+    }
+}
+
+void
+workspace_view::handle_contextmenu_disp (void)
+{
+  relay_contextmenu_command ("disp"); 
+}
+
+void
+workspace_view::handle_contextmenu_plot (void)
+{
+  relay_contextmenu_command("figure;\nplot"); 
+}
+
+void
+workspace_view::handle_contextmenu_stem (void)
+{
+  relay_contextmenu_command ("figure;\nstem"); 
+}
+
+void
+workspace_view::relay_contextmenu_command (const QString& cmdname)
+{
+  QModelIndex index = view->currentIndex ();
+
+  if (index.parent () != QModelIndex ())
+    {
+      QAbstractItemModel *m = view->model ();
+
+      QMap<int, QVariant> item_data = m->itemData (index);
+  
+      QString var_name = item_data[0].toString ();
+
+      emit command_requested (cmdname + "(" + var_name + ")\n");
+    }
+}
diff -r 094bd3627ead -r 8c666c7b0e5d libgui/src/workspace-view.h
--- a/libgui/src/workspace-view.h	Sun Apr 07 12:36:07 2013 -0400
+++ b/libgui/src/workspace-view.h	Sun Apr 07 15:48:11 2013 -0400
@@ -59,6 +59,8 @@
 signals:
   /** Custom signal that tells if a user has clicke away that dock widget. */
   void active_changed (bool active);
+  /** signal that user had requested a command on a variable */
+  void command_requested (const QString& cmd);
 
 protected:
   void closeEvent (QCloseEvent *event);
@@ -67,8 +69,14 @@
   void collapse_requested (QModelIndex index);
   void expand_requested (QModelIndex index);
   void item_double_clicked (QModelIndex index);
+  void contextmenu_requested (const QPoint& pos);
+  // context menu slots
+  void handle_contextmenu_disp ();
+  void handle_contextmenu_plot ();
+  void handle_contextmenu_stem ();
+private:
+  void relay_contextmenu_command (const QString& cmdname);
 
-private:
   QTreeView *view;
 
   struct