[passepartout] added recent files support

[Sven Herzberg <herzi src gnome org>]

commit 6341f2069fae9fae8e4456e33c5262c0a2e59c63
Author: Sven Herzberg <herzi lanedo com>
Date:   Mon Apr 13 11:23:55 2009 +0200

    added recent files support
    
    * src/pptout/document/document.cc: tell the recent files manager when we've
      opened or saved a file
    * src/pptout/window.cc,
    * src/pptout/window.h: added a recent file handler
    * src/pptout/windowmenus.cc: added a recent files submenu menu
---
 src/pptout/document/document.cc |   10 ++++++++++
 src/pptout/window.cc            |   10 ++++++++++
 src/pptout/window.h             |    2 ++
 src/pptout/windowmenus.cc       |   17 +++++++++++++++--
 4 files changed, 37 insertions(+), 2 deletions(-)

diff --git a/src/pptout/document/document.cc b/src/pptout/document/document.cc
index 08280f4..700b21c 100644
--- a/src/pptout/document/document.cc
+++ b/src/pptout/document/document.cc
@@ -9,6 +9,9 @@
 
 #include <libxml++/libxml++.h>
 
+#include <glib.h>
+#include <gtkmm/recentmanager.h>
+
 #include "document.h"
 #include "fileerrors.h"
 #include "page.h"
@@ -362,6 +365,10 @@ void Document::open(const std::string &filename) {
       xml_open(ElementWrap(filename, *rootnode));
     else
       throw std::runtime_error("No such file or no rootnode");
+
+    g_return_if_fail (g_path_is_absolute (filename.c_str()));
+    Glib::RefPtr<Gtk::RecentManager> manager = Gtk::RecentManager::get_default();
+    manager->add_item ("file://" + filename);
   }
   catch(const xmlpp::exception& e) {
     throw OpenFailed(filename, e); /// \todo Signify the "bad xml" level?
@@ -375,6 +382,9 @@ void Document::save(const std::string &filename) {
   try {
     std::auto_ptr<xmlpp::Document> tree(xml_save(FileContext(filename)));
     tree->write_to_file_formatted(filename);
+    g_return_if_fail (g_path_is_absolute (filename.c_str()));
+    Glib::RefPtr<Gtk::RecentManager> manager = Gtk::RecentManager::get_default();
+    manager->add_item ("file://" + filename);
   }
   catch (const xmlpp::exception& err) {
     throw UserError("Failed to write " + filename, err);
diff --git a/src/pptout/window.cc b/src/pptout/window.cc
index 4be07bc..fede6cc 100644
--- a/src/pptout/window.cc
+++ b/src/pptout/window.cc
@@ -72,6 +72,16 @@ bool FrameWindow::on_key_press_event (GdkEventKey* event)
   return Gtk::Window::on_key_press_event (event);
 }
 
+void FrameWindow::on_recent_file (const Glib::RefPtr<Gtk::RecentAction>& recent)
+{
+  Glib::ustring path = Glib::filename_from_uri (recent->get_current_item()->get_uri());
+  if(document_view.get_document())
+    new FrameWindow(path);
+  else {
+    document_view.set_document (DocMeta(Document::create(path, false), path));
+  }
+}
+
 void FrameWindow::constructor_common() {
   open_dialog.reset(new Filesel(*this, _("Open")));
   save_dialog.reset(new Filesel(*this, _("Save As"),
diff --git a/src/pptout/window.h b/src/pptout/window.h
index 38ee541..250976a 100644
--- a/src/pptout/window.h
+++ b/src/pptout/window.h
@@ -51,6 +51,8 @@ private:
   bool on_focus_in_event(GdkEventFocus*);
   bool on_key_press_event(GdkEventKey*);
 
+  void on_recent_file (const Glib::RefPtr<Gtk::RecentAction>& recent);
+
   void constructor_common();
   void set_filename(const Glib::ustring&);
 
diff --git a/src/pptout/windowmenus.cc b/src/pptout/windowmenus.cc
index e333c11..6779e9a 100644
--- a/src/pptout/windowmenus.cc
+++ b/src/pptout/windowmenus.cc
@@ -154,7 +154,19 @@ void FrameWindow::create_menus() {
   main_group->add(Action::create("FileOpen", Stock::OPEN, _("_Open ..."),
                                  _("Open a document")),
                   mem_fun(*open_dialog, &Filesel::show_all));
-  
+
+  Glib::RefPtr<RecentAction> action = RecentAction::create ("FileOpenRecent",
+					 _("Open _recent file"),
+					 _("Open one of these recently opened files"));
+  action->set_show_numbers (true);
+  action->set_local_only ();
+  RecentFilter* filter = Gtk::manage(new RecentFilter);
+  filter->add_mime_type ("application/x-passepartout");
+  action->add_filter (*filter);
+  main_group->add (action);
+  action->signal_item_activated ().connect (bind (mem_fun (*this, &FrameWindow::on_recent_file),
+						  action));
+
   doc_group->add(Action::create("FileSave", Stock::SAVE, _("_Save ..."),
                                 _("Save document")),
                  mem_fun(*this, &FrameWindow::save));
@@ -179,7 +191,7 @@ void FrameWindow::create_menus() {
                                 _("Document properties")),
 		 AccelKey("<Mod1>Return"),
                  bind(sigc::ptr_fun(&show_doc_props_dialog), &document_view));
-  
+
   main_group->add(Action::create("FileClose", Stock::CLOSE),
                   mem_fun(*this, &FrameWindow::close));
   
@@ -346,6 +358,7 @@ void FrameWindow::create_menus() {
       "      <menuitem action='FileNew'/>"
       "      <menuitem action='FileNewView'/>"
       "      <menuitem action='FileOpen'/>"
+      "      <menuitem action='FileOpenRecent'/>"
       "      <separator/>"
       "      <menuitem action='FileSave'/>"
       "      <menuitem action='FileSaveAs'/>"