From 421cf558f59e55ab31d7d11ca3bf64603fc9356d Mon Sep 17 00:00:00 2001
From: Ricardo Markiewicz <gazer.arg@gmail.com>
Date: Sun, 12 Oct 2003 23:08:23 +0000
Subject: [PATCH] Agregue un intento de dibujar la grilla sobre el fondo,
 creando una clase heredada de Gtk::Fixed. sin saber por que las lineas
 comienzan desde el borde izquierdo de la ventana en lugar desde el borde
 derecho del widget. No documentacion no es clara y no encuentro el error.

---
 tests/GUI/Makefile.am  |  4 +++-
 tests/GUI/dndwindow.cc | 20 +++++++++-----------
 tests/GUI/dndwindow.h  |  4 ++--
 tests/GUI/workplace.cc | 18 ++++++++++++++++++
 tests/GUI/workplace.h  | 15 +++++++++++++++
 5 files changed, 47 insertions(+), 14 deletions(-)
 create mode 100644 tests/GUI/workplace.cc
 create mode 100644 tests/GUI/workplace.h

diff --git a/tests/GUI/Makefile.am b/tests/GUI/Makefile.am
index 6365795..f996496 100644
--- a/tests/GUI/Makefile.am
+++ b/tests/GUI/Makefile.am
@@ -11,7 +11,9 @@ drag_and_drop_SOURCES = main.cc \
 	dndwindow.cc \
 	dndwindow.h \
 	item.cc \
-	item.h
+	item.h \
+	workplace.h \
+	workplace.cc
 
 drag_and_drop_LDADD = @PACKAGE_LIBS@
 
diff --git a/tests/GUI/dndwindow.cc b/tests/GUI/dndwindow.cc
index daa5939..019591b 100644
--- a/tests/GUI/dndwindow.cc
+++ b/tests/GUI/dndwindow.cc
@@ -35,8 +35,13 @@ DnDWindow::DnDWindow()
   add(m_HBox);
 
 	m_HBox.pack_start(m_VBox);
+	
+	m_VBox.pack_start(m_Button_Canio);
+	m_VBox.pack_start(m_Button_Y);
+	m_VBox.pack_start(m_Button_Codo);
+
 	m_HBox.pack_start(m_WorkPlace);
-	m_WorkPlace.set_size_request(300, 300);
+	m_WorkPlace.set_size_request(600, 600);
 
   //Targets:
   std::list<Gtk::TargetEntry> listTargets;
@@ -59,20 +64,12 @@ DnDWindow::DnDWindow()
   m_Button_Y.signal_drag_begin().connect( SigC::slot(*this, &DnDWindow::on_y_drag_begin));
   m_Button_Codo.signal_drag_begin().connect( SigC::slot(*this, &DnDWindow::on_codo_drag_begin));
 
-  m_VBox.pack_start(m_Button_Canio);
-	m_VBox.pack_start(m_Button_Y);
-	m_VBox.pack_start(m_Button_Codo);
-
-
   //Drop site:
-
-  //Make m_Label_Drop a DnD drop destination:
   m_WorkPlace.drag_dest_set(listTargets);
-
-  //Connect signals:
+  
+	//Connect signals:
   m_WorkPlace.signal_drag_data_received().connect( SigC::slot(*this, &DnDWindow::on_label_drop_drag_data_received) );
 
-
   show_all();
 }
 
@@ -152,3 +149,4 @@ void DnDWindow::on_label_drop_drag_data_received(const Glib::RefPtr<Gdk::DragCon
   context->drag_finish(false, false, time);
 }
 
+
diff --git a/tests/GUI/dndwindow.h b/tests/GUI/dndwindow.h
index 8c59028..eeda3e3 100644
--- a/tests/GUI/dndwindow.h
+++ b/tests/GUI/dndwindow.h
@@ -25,6 +25,7 @@
 #include <gtkmm/button.h>
 #include <gtkmm/fixed.h>
 #include "item.h"
+#include "workplace.h"
 
 class DnDWindow : public Gtk::Window
 {
@@ -44,7 +45,6 @@ protected:
   virtual void on_y_drag_begin(const Glib::RefPtr<Gdk::DragContext>& context);
   virtual void on_codo_drag_begin(const Glib::RefPtr<Gdk::DragContext>& context);
 
-
 	void  on_item_button_down();
 	//Member widgets:
   Gtk::HBox m_HBox;
@@ -52,7 +52,7 @@ protected:
   Gtk::Button m_Button_Canio;
 	Gtk::Button m_Button_Y;
 	Gtk::Button m_Button_Codo;
-  Gtk::Fixed m_WorkPlace;
+  WorkPlace m_WorkPlace;
 	std::list<CItem *> listaItems;
 };
 
diff --git a/tests/GUI/workplace.cc b/tests/GUI/workplace.cc
new file mode 100644
index 0000000..4c11f6c
--- /dev/null
+++ b/tests/GUI/workplace.cc
@@ -0,0 +1,18 @@
+
+
+#include "workplace.h"
+
+WorkPlace::WorkPlace():Gtk::Fixed()
+{
+}
+
+bool WorkPlace::on_expose_event(GdkEventExpose *e)
+{
+	int i;
+	for(i=0; i<get_width(); i+=32) {
+		get_window()->draw_line(get_style()->get_black_gc(), i, 0, i, get_height());
+	}
+
+	return true;
+}
+
diff --git a/tests/GUI/workplace.h b/tests/GUI/workplace.h
new file mode 100644
index 0000000..421c000
--- /dev/null
+++ b/tests/GUI/workplace.h
@@ -0,0 +1,15 @@
+
+#ifndef _H_WORKPLACE_
+#define _H_WORKPLACE_
+
+#include <gtkmm/fixed.h>
+#include <gdkmm/gc.h>
+
+class WorkPlace:public Gtk::Fixed {
+public:
+	WorkPlace();
+	virtual ~WorkPlace() {}
+	virtual bool on_expose_event(GdkEventExpose *);
+};
+
+#endif
-- 
2.43.0