From 41e8c58869bff4b5ce4dc814ea6f16598dae2e92 Mon Sep 17 00:00:00 2001
From: Matthias Koefferlein <matthias@koefferlein.de>
Date: Wed, 6 Sep 2017 23:36:04 +0200
Subject: [PATCH] A function to reset the window state (View menu)

---
 src/lay/lay/gsiDeclLayMainWindow.cc |  5 +++++
 src/lay/lay/layMainWindow.cc        | 18 +++++++++++++++++-
 src/lay/lay/layMainWindow.h         | 12 ++++++++++++
 3 files changed, 34 insertions(+), 1 deletion(-)

diff --git a/src/lay/lay/gsiDeclLayMainWindow.cc b/src/lay/lay/gsiDeclLayMainWindow.cc
index dc3ddfdd7..14e2e0fe9 100644
--- a/src/lay/lay/gsiDeclLayMainWindow.cc
+++ b/src/lay/lay/gsiDeclLayMainWindow.cc
@@ -366,6 +366,11 @@ Class<lay::MainWindow> decl_MainWindow (QT_EXTERNAL_BASE (QMainWindow) "MainWind
     "\n"
     "This event has been added in version 0.25.\n"
   ) +
+  gsi::method ("cm_reset_window_state", &lay::MainWindow::cm_reset_window_state,
+    "@brief 'cm_reset_window_state' action (bound to a menu)"
+    "\n"
+    "This method has been added in version 0.25.\n"
+  ) +
   gsi::method ("cm_select_all", &lay::MainWindow::cm_select_all,
     "@brief 'cm_select_all' action (bound to a menu)"
     "\n"
diff --git a/src/lay/lay/layMainWindow.cc b/src/lay/lay/layMainWindow.cc
index 9fbc123d5..68acc4816 100644
--- a/src/lay/lay/layMainWindow.cc
+++ b/src/lay/lay/layMainWindow.cc
@@ -817,6 +817,7 @@ MainWindow::init_menu ()
     MenuLayoutEntry ("show_layer_panel",                tl::to_string (QObject::tr ("Layers")),                           std::make_pair (cfg_show_layer_panel, "?")),
     MenuLayoutEntry ("show_layer_toolbox",              tl::to_string (QObject::tr ("Layer Toolbox")),                    std::make_pair (cfg_show_layer_toolbox, "?")),
     MenuLayoutEntry ("show_hierarchy_panel",            tl::to_string (QObject::tr ("Cells")),                            std::make_pair (cfg_show_hierarchy_panel, "?")),
+    MenuLayoutEntry ("reset_window_state",              tl::to_string (QObject::tr ("Restore Window")),                   SLOT (cm_reset_window_state ())),
     MenuLayoutEntry::separator ("selection_group"),
     MenuLayoutEntry ("transient_selection",             tl::to_string (QObject::tr ("Highlight Object Under Mouse")),     std::make_pair (cfg_sel_transient_mode, "?")),
     MenuLayoutEntry::last ()
@@ -1159,6 +1160,14 @@ MainWindow::file_removed (const QString & /*path*/)
   // .. nothing yet ..
 }
 
+void
+MainWindow::show ()
+{
+  QMainWindow::show ();
+  m_default_window_state = saveState ();
+  m_default_window_geometry = saveGeometry ();
+}
+
 void
 MainWindow::close_all ()
 {
@@ -2261,7 +2270,14 @@ MainWindow::cm_unselect_all ()
   END_PROTECTED
 }
 
-void 
+void
+MainWindow::cm_reset_window_state ()
+{
+  restoreState (m_default_window_state);
+  restoreGeometry (m_default_window_geometry);
+}
+
+void
 MainWindow::cm_select_all ()
 {
   BEGIN_PROTECTED
diff --git a/src/lay/lay/layMainWindow.h b/src/lay/lay/layMainWindow.h
index d34cba0b8..b6d13c12a 100644
--- a/src/lay/lay/layMainWindow.h
+++ b/src/lay/lay/layMainWindow.h
@@ -32,6 +32,7 @@
 #include <QPrinter>
 #include <QDialog>
 #include <QTimer>
+#include <QByteArray>
 
 #include <vector>
 #include <memory>
@@ -151,6 +152,14 @@ public:
     return mp_menu;
   }
 
+  /**
+   *  @brief Shows the window
+   *
+   *  This is the function that is called after the application has set up the window but
+   *  before the window is populated and configured
+   */
+  void show ();
+
   /**
    *  @brief Close all views
    */
@@ -661,6 +670,7 @@ public slots:
   void view_title_changed ();
 
   //  menu callbacks for main window
+  void cm_reset_window_state ();
   void cm_select_all ();
   void cm_unselect_all ();
   void cm_undo ();
@@ -880,6 +890,8 @@ private:
   QTimer m_file_changed_timer;
   QTimer m_menu_update_timer;
   std::string m_config_window_state;
+  QByteArray m_default_window_state;
+  QByteArray m_default_window_geometry;
 
   std::string m_initial_technology;
   double m_grid_micron;