--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libgui/graphics/BaseControl.cc	Thu Feb 20 14:05:45 2014 -0500
@@ -0,0 +1,233 @@
+/*
+
+Copyright (C) 2011 Michael Goffioul.
+
+This file is part of QtHandles.
+
+Foobar is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+QtHandles is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <QEvent>
+#include <QKeyEvent>
+#include <QMouseEvent>
+#include <QWidget>
+
+#include "BaseControl.h"
+#include "ContextMenu.h"
+#include "Utils.h"
+
+//////////////////////////////////////////////////////////////////////////////
+
+namespace QtHandles
+{
+
+//////////////////////////////////////////////////////////////////////////////
+
+static void updatePalette (const uicontrol::properties& props, QWidget* w)
+{
+  QPalette p = w->palette ();
+
+  if (props.style_is ("edit")
+      || props.style_is ("listbox")
+      || props.style_is ("popupmenu"))
+    {
+      p.setColor (QPalette::Base,
+		  Utils::fromRgb (props.get_backgroundcolor_rgb ()));
+      p.setColor (QPalette::Text,
+		  Utils::fromRgb (props.get_foregroundcolor_rgb ()));
+    }
+  else if (props.style_is ("pushbutton")
+	   || props.style_is ("togglebutton"))
+    {
+      p.setColor (QPalette::Button,
+		  Utils::fromRgb (props.get_backgroundcolor_rgb ()));
+      p.setColor (QPalette::ButtonText,
+		  Utils::fromRgb (props.get_foregroundcolor_rgb ()));
+    }
+  else
+    {
+      p.setColor (QPalette::Window,
+		  Utils::fromRgb (props.get_backgroundcolor_rgb ()));
+      p.setColor (QPalette::WindowText,
+		  Utils::fromRgb (props.get_foregroundcolor_rgb ()));
+    }
+
+  w->setPalette (p);
+}
+
+//////////////////////////////////////////////////////////////////////////////
+
+BaseControl::BaseControl (const graphics_object& go, QWidget* w)
+  : Object (go, w), m_normalizedFont (false), m_keyPressHandlerDefined (false)
+{
+  init (w);
+}
+
+//////////////////////////////////////////////////////////////////////////////
+
+void BaseControl::init (QWidget* w, bool callBase)
+{
+  if (callBase)
+    Object::init (w, callBase);
+
+  uicontrol::properties& up = properties<uicontrol> ();
+
+  Matrix bb = up.get_boundingbox (false);
+  w->setGeometry (xround (bb(0)), xround (bb(1)),
+		  xround (bb(2)), xround (bb(3)));
+  w->setFont (Utils::computeFont<uicontrol> (up, bb(3)));
+  updatePalette (up, w);
+  w->setEnabled (up.enable_is ("on"));
+  w->setToolTip (Utils::fromStdString (up.get_tooltipstring ()));
+  w->setVisible (up.is_visible ());
+  m_keyPressHandlerDefined = ! up.get_keypressfcn ().is_empty ();
+
+  w->installEventFilter (this);
+
+  m_normalizedFont = up.fontunits_is ("normalized");
+}
+
+//////////////////////////////////////////////////////////////////////////////
+
+BaseControl::~BaseControl (void)
+{
+}
+
+//////////////////////////////////////////////////////////////////////////////
+
+void BaseControl::update (int pId)
+{
+  uicontrol::properties& up = properties<uicontrol> ();
+  QWidget* w = qWidget<QWidget> ();
+
+   switch (pId)
+    {
+    case uicontrol::properties::ID_POSITION:
+	{
+	  Matrix bb = up.get_boundingbox (false);
+	  w->setGeometry (xround (bb(0)), xround (bb(1)),
+			  xround (bb(2)), xround (bb(3)));
+	}
+      break;
+    case uicontrol::properties::ID_FONTNAME:
+    case uicontrol::properties::ID_FONTSIZE:
+    case uicontrol::properties::ID_FONTWEIGHT:
+    case uicontrol::properties::ID_FONTANGLE:
+      w->setFont (Utils::computeFont<uicontrol> (up));
+      break;
+    case uicontrol::properties::ID_FONTUNITS:
+      // FIXME: We shouldn't have to do anything, octave should update
+      //        the "fontsize" property automatically to the new units.
+      //        Hence the actual font used shouldn't change.
+      m_normalizedFont = up.fontunits_is ("normalized");
+      break;
+    case uicontrol::properties::ID_BACKGROUNDCOLOR:
+    case uicontrol::properties::ID_FOREGROUNDCOLOR:
+      updatePalette (up, w);
+      break;
+    case uicontrol::properties::ID_ENABLE:
+      w->setEnabled (up.enable_is ("on"));
+      break;
+    case uicontrol::properties::ID_TOOLTIPSTRING:
+      w->setToolTip (Utils::fromStdString (up.get_tooltipstring ()));
+      break;
+    case base_properties::ID_VISIBLE:
+      w->setVisible (up.is_visible ());
+      break;
+    case uicontrol::properties::ID_KEYPRESSFCN:
+      m_keyPressHandlerDefined = ! up.get_keypressfcn ().is_empty ();
+      break;
+    default:
+      break;
+    }
+}
+
+//////////////////////////////////////////////////////////////////////////////
+
+bool BaseControl::eventFilter (QObject* watched, QEvent* event)
+{
+  switch (event->type ())
+    {
+    case QEvent::Resize:
+      if (m_normalizedFont)
+	{
+	  gh_manager::auto_lock lock;
+
+	  qWidget<QWidget> ()->setFont (Utils::computeFont<uicontrol>
+					(properties<uicontrol> ()));
+	}
+      break;
+    case QEvent::MouseButtonPress:
+	{
+	  gh_manager::auto_lock lock;
+
+	  QMouseEvent* m = dynamic_cast<QMouseEvent*> (event);
+	  graphics_object go = object ();
+	  uicontrol::properties& up = Utils::properties<uicontrol> (go);
+	  graphics_object fig = go.get_ancestor ("figure");
+
+	  if (m->button () != Qt::LeftButton
+	      || ! up.enable_is ("on"))
+	    {
+	      gh_manager::post_set (fig.get_handle (), "selectiontype",
+				    Utils::figureSelectionType (m), false);
+	      gh_manager::post_set (fig.get_handle (), "currentpoint",
+				    Utils::figureCurrentPoint (fig, m),
+				    false);
+	      gh_manager::post_callback (fig.get_handle (),
+					 "windowbuttondownfcn");
+	      gh_manager::post_callback (m_handle, "buttondownfcn");
+
+	      if (m->button () == Qt::RightButton)
+		ContextMenu::executeAt (up, m->globalPos ());
+	    }
+	  else
+	    {
+	      if (up.style_is ("listbox"))
+		gh_manager::post_set (fig.get_handle (), "selectiontype",
+				      Utils::figureSelectionType (m), false);
+	      else
+		gh_manager::post_set (fig.get_handle (), "selectiontype",
+				      octave_value ("normal"), false);
+	    }
+	}
+      break;
+    case QEvent::KeyPress:
+      if (m_keyPressHandlerDefined)
+        {
+          gh_manager::auto_lock lock;
+
+          octave_scalar_map keyData =
+            Utils::makeKeyEventStruct (dynamic_cast<QKeyEvent*> (event));
+          graphics_object fig = object ().get_ancestor ("figure");
+
+          gh_manager::post_set (fig.get_handle (), "currentcharacter",
+                                keyData.getfield ("Character"), false);
+          gh_manager::post_callback (m_handle, "keypressfcn", keyData);
+        }
+      break;
+    default: break;
+    }
+
+  return Object::eventFilter (watched, event);
+}
+
+//////////////////////////////////////////////////////////////////////////////
+
+}; // namespace QtHandles