Add "Open recent" menu

* Closes #143.

Author: KapiX

src/editor/EditorWindow.cpp

@@ -103,6 +103,9 @@ EditorWindow::EditorWindow(bool stagger)
 			.AddItem(B_TRANSLATE("New"), MAINMENU_FILE_NEW, 'N')
 			.AddSeparator()
 			.AddItem(B_TRANSLATE("Open" B_UTF8_ELLIPSIS), MAINMENU_FILE_OPEN, 'O')
+			.AddMenu(B_TRANSLATE("Open recent"))
+				.AddItem(B_TRANSLATE("<empty>"), MAINMENU_OPEN_RECENT)
+			.End()
 			.AddItem(B_TRANSLATE("Reload"), MAINMENU_FILE_RELOAD)
 			.AddItem(B_TRANSLATE("Save"), MAINMENU_FILE_SAVE, 'S')
 			.AddItem(B_TRANSLATE("Save as" B_UTF8_ELLIPSIS), MAINMENU_FILE_SAVEAS)
@@ -168,6 +171,9 @@ EditorWindow::EditorWindow(bool stagger)
 	// When changing this shortcut remember to update one in StatusView as well
 	AddShortcut('T', B_COMMAND_KEY | B_OPTION_KEY, new BMessage((uint32) OPEN_TERMINAL));
 
+	fOpenRecentMenu = fMainMenu->FindItem(MAINMENU_OPEN_RECENT)->Menu();
+	_PopulateOpenRecentMenu();
+
 	fLanguageMenu = fMainMenu->FindItem(MAINMENU_LANGUAGE)->Menu();
 	_PopulateLanguageMenu();
 
@@ -919,6 +925,30 @@ EditorWindow::SetOnQuitReplyToMessage(BMessage* message)
 }
 
 
+void
+EditorWindow::_PopulateOpenRecentMenu()
+{
+	BMessage refList;
+	be_roster->GetRecentDocuments(&refList, 10, nullptr, gAppMime);
+
+	message_property<B_REF_TYPE> refs(&refList, "refs");
+	if(refs.size() == 0) {
+		fOpenRecentMenu->ItemAt(0)->SetEnabled(false);
+	} else {
+		// Clear the menu first
+		int32 count = fOpenRecentMenu->CountItems();
+		fOpenRecentMenu->RemoveItems(0, count, true);
+		for(auto ref : refs) {
+			BPath p(&ref);
+			BMessage *msg = new BMessage(B_REFS_RECEIVED);
+			msg->AddRef("refs", &ref);
+			BMenuItem *menuItem = new BMenuItem(p.Path(), msg);
+			fOpenRecentMenu->AddItem(menuItem);
+		}
+	}
+}
+
+
 void
 EditorWindow::_PopulateLanguageMenu()
 {

src/editor/EditorWindow.h

@@ -81,6 +81,7 @@ enum {
 	MAINMENU_SEARCH_GOTOLINE			= 'msgl',
 
 	MAINMENU_LANGUAGE					= 'ml00',
+	MAINMENU_OPEN_RECENT				= 'mr00',
 
 	TOOLBAR_SPECIAL_SYMBOLS				= 'tlss',
 
@@ -143,6 +144,7 @@ class EditorWindow : public BWindow {
 			Editor*			fEditor;
 			BFilePanel*		fOpenPanel;
 			BFilePanel*		fSavePanel;
+			BMenu*			fOpenRecentMenu;
 			BMenu*			fLanguageMenu;
 			std::string		fCurrentLanguage;
 			ToolBar*		fToolbar;
@@ -163,6 +165,7 @@ class EditorWindow : public BWindow {
 			std::string			fIncrementalSearchTerm;
 			std::unique_ptr<BMessageFilter> fIncrementalSearchFilter;
 
+			void			_PopulateOpenRecentMenu();
 			void			_PopulateLanguageMenu();
 			void			_ReloadFile(entry_ref* ref = nullptr);
 			void			_SetLanguage(std::string lang);

src/support/Utils.cpp

@@ -175,9 +175,12 @@ KeyDownMessageFilter::Filter(BMessage* message, BHandler** target)
 
 
 template<>
-void
-copy_value(const void* source, ssize_t size, std::string* destination)
-{
-	destination->resize(size);
-	*destination = reinterpret_cast<const char*>(source);
+entry_ref
+find_value<B_REF_TYPE>(BMessage* message, std::string name, int index) {
+	entry_ref ref;
+	status_t status = message->FindRef(name.c_str(), index, &ref);
+	if(status == B_OK) {
+		return ref;
+	}
+	return entry_ref();
 }

src/support/Utils.h

@@ -18,6 +18,8 @@ class BBitmap;
 class BCheckBox;
 class BRadioButton;
 
+struct entry_ref;
+
 
 std::string GetFileName(const std::string filename);
 std::string GetFileExtension(const std::string filename);
@@ -70,14 +72,30 @@ struct property_type<B_STRING_TYPE>
 	using type = std::string;
 };
 
-
-template<typename Dest>
-void
-copy_value(const void* source, ssize_t, Dest* destination)
+template<>
+struct property_type<B_REF_TYPE>
 {
-	*destination = *reinterpret_cast<const Dest*>(source);
+	using type = entry_ref;
+};
+
+
+template<type_code BType>
+typename property_type<BType>::type
+find_value(BMessage* message, std::string name, int index) {
+	typename property_type<BType>::type typed_data;
+	ssize_t size;
+	const void* data;
+	status_t status = message->FindData(name.c_str(), BType, index, &data, &size);
+	if(status == B_OK) {
+		memcpy(data, size, &typed_data);
+	}
+	return typename property_type<BType>::type();
 }
 
+template<>
+entry_ref
+find_value<B_REF_TYPE>(BMessage* message, std::string name, int index);
+
 
 template<type_code BType>
 class message_property
@@ -108,15 +126,7 @@ class message_property
 			return clone;
 		}
 		typename property_type<BType>::type operator*() {
-			ssize_t size;
-			const void *data;
-			status_t status = message_->FindData(prop_name_.c_str(), BType, index_, &data, &size);
-			if(status == B_OK) {
-				typename property_type<BType>::type value;
-				copy_value<typename property_type<BType>::type>(data, size, &value);
-				return value;
-			}
-			// FIXME: throw an exception here
+			return find_value<BType>(message_, prop_name_, index_);
 		}
 	};
 	message_property(BMessage* message, std::string prop_name)