Sort room directory by account, 'Category' column

The room directory window now has an accounts menu, to allow the user to
filter rooms by account― and a "category" column has been added, which can
optionally be filled by the protocol for more semantic sorting of rooms
(Through "category" slot of IM_ROOM_DIRECTORY).

application/ChatProtocolMessages.h

@@ -423,7 +423,8 @@ enum im_what_code {
 		copied and sent back verbatim (with im_what changed to IM_JOIN_ROOM)
 		to join.
 		Requires:	Strings "chat_id"
-		Allows:		String "chat_name", String "subject", int32 "user_count"*/
+		Allows:		String "chat_name", String "subject", String "category",
+					int32 "user_count" */
 	IM_ROOM_DIRECTORY						= 231,
 
 

application/views/RoomListRow.cpp

@@ -18,11 +18,18 @@ RoomListRow::RoomListRow(BMessage* msg)
 	BString id = msg->FindString("chat_id");
 	BString name = msg->GetString("chat_name", id);
 	BString desc = msg->FindString("subject");
+	BString category = msg->FindString("category");
 	int32 user_n = msg->GetInt32("user_count", -1);
 
 	SetField(new BStringField(name), kNameColumn);
 	SetField(new BStringField(desc), kDescColumn);
-	SetField(new BStringField(id), kIdColumn);
+	SetField(new BStringField(category), kCatColumn);
 	if (user_n > -1)
 		SetField(new BIntegerField(user_n), kUserColumn);
 }
+
+
+RoomListRow::~RoomListRow()
+{
+	delete fMessage;
+}

application/views/RoomListRow.h

@@ -11,7 +11,7 @@
 enum {
 	kNameColumn,
 	kDescColumn,
-	kIdColumn,
+	kCatColumn,
 	kUserColumn
 };
 
@@ -19,6 +19,7 @@ enum {
 class RoomListRow : public BRow {
 public:
 				RoomListRow(BMessage* msg);
+				~RoomListRow();
 
 	BMessage*	Message() { return fMessage; }
 	int64		Instance() { return fInstance; }

application/windows/RoomListWindow.cpp

@@ -12,6 +12,7 @@
 #include <LayoutBuilder.h>
 #include <StringList.h>
 
+#include "AccountsMenu.h"
 #include "AppPreferences.h"
 #include "ChatProtocolMessages.h"
 #include "RoomListRow.h"
@@ -22,6 +23,8 @@
 #define B_TRANSLATION_CONTEXT "Room directory"
 
 
+const uint32 kSelectAcc = 'rlse';
+const uint32 kSelectAll = 'rlsa';
 const uint32 kJoinRoom = 'join';
 RoomListWindow* RoomListWindow::fInstance = NULL;
 
@@ -31,7 +34,8 @@ RoomListWindow::RoomListWindow(Server* server)
 	BWindow(AppPreferences::Get()->RoomDirectoryRect,
 		B_TRANSLATE("Room directory"), B_FLOATING_WINDOW,
 		B_NOT_ZOOMABLE | B_AUTO_UPDATE_SIZE_LIMITS),
-	fServer(server)
+	fServer(server),
+	fAccount(-1)
 {
 	_InitInterface();
 	CenterOnScreen();
@@ -46,15 +50,21 @@ RoomListWindow::~RoomListWindow()
 {
 	fInstance = NULL;
 	AppPreferences::Get()->RoomDirectoryRect = Bounds();
+	_EmptyList();
+
+	for (int i = 0; i < fRows.CountItems(); i++) {
+		BObjectList<RoomListRow>* list = fRows.ValueAt(i);
+		if (list != NULL)
+			delete list;
+	}
 }
 
 
 RoomListWindow*
 RoomListWindow::Get(Server* server)
 {
-	if (fInstance == NULL) {
+	if (fInstance == NULL)
 		fInstance = new RoomListWindow(server);
-	}
 	return fInstance;
 }
 
@@ -78,8 +88,55 @@ RoomListWindow::MessageReceived(BMessage* msg)
 			int64 instance;
 			BString id;
 			if (msg->FindInt64("instance", &instance) == B_OK
-					&& msg->FindString("chat_id", &id) == B_OK)
+					&& msg->FindString("chat_id", &id) == B_OK) {
-				fListView->AddRow(new RoomListRow(msg));
+				RoomListRow* row = new RoomListRow(msg);
+
+				bool fnd = false;
+				BObjectList<RoomListRow>* list = fRows.ValueFor(instance, &fnd);
+				if (fnd == false || list == NULL) {
+					list = new BObjectList<RoomListRow>(20, true);
+					fRows.AddItem(instance, list);
+				}
+				list->AddItem(row);
+
+				if (fAccount == -1 || instance == fAccount)
+					fListView->AddRow(row);
+			}
+			break;
+		}
+		case kSelectAll:
+		{
+			_EmptyList();
+			for (int i = 0; i < fRows.CountItems(); i++) {
+				BObjectList<RoomListRow>* list = fRows.ValueAt(i);
+				if (list != NULL)
+					for (int j = 0; j < list->CountItems(); j++) {
+						RoomListRow* row = list->ItemAt(j);
+						if (row != NULL)
+							fListView->AddRow(row);
+					}
+			}
+			fAccount = -1;
+			break;
+		}
+		case kSelectAcc:
+		{
+			msg->PrintToStream();
+			int64 instance;
+			if (msg->FindInt64("instance", &instance) == B_OK) {
+				bool fnd = false;
+				BObjectList<RoomListRow>* list = fRows.ValueFor(instance, &fnd);
+				if (fnd == false || list == NULL)
+					break;
+
+				_EmptyList();
+				for (int i = 0; i < list->CountItems(); i++) {
+					RoomListRow* row = list->ItemAt(i);
+					if (row != NULL)
+						fListView->AddRow(row);
+				}
+				fAccount = instance;
+			}
 			break;
 		}
 		case kJoinRoom:
@@ -109,7 +166,8 @@ RoomListWindow::_InitInterface()
 		B_TRUNCATE_END);
 	BStringColumn* desc = new BStringColumn(B_TRANSLATE("Description"), 270,
 		50, 5000, B_TRUNCATE_END);
-	BStringColumn* id = new BStringColumn("ID", 90, 50, 300, B_TRUNCATE_END);
+	BStringColumn* category = new BStringColumn("Category", 90, 50, 300,
+		B_TRUNCATE_END);
 	BIntegerColumn* users = new BIntegerColumn("Users", 70, 10, 300);
 
 	fListView = new BColumnListView("roomList", B_NAVIGABLE, B_PLAIN_BORDER);	
@@ -117,9 +175,13 @@ RoomListWindow::_InitInterface()
 	fListView->SetSelectionMode(B_SINGLE_SELECTION_LIST);
 	fListView->AddColumn(name, kNameColumn);
 	fListView->AddColumn(desc, kDescColumn);
-	fListView->AddColumn(id, kIdColumn);
+	fListView->AddColumn(category, kCatColumn);
 	fListView->AddColumn(users, kUserColumn);
 
+	AccountsMenu* accsMenu = new AccountsMenu("accounts", BMessage(kSelectAcc),
+		new BMessage(kSelectAll), fServer);
+	BMenuField* accsField = new BMenuField(NULL, accsMenu);
+
 	fJoinButton = new BButton("joinRoom", B_TRANSLATE("Join"),
 		new BMessage(kJoinRoom));
 
@@ -127,8 +189,20 @@ RoomListWindow::_InitInterface()
 		.SetInsets(B_USE_DEFAULT_SPACING)
 		.Add(fListView)
 		.AddGroup(B_HORIZONTAL)
+			.Add(accsField)
 			.AddGlue()
 			.Add(fJoinButton)
 		.End()
 	.End();
 }
+
+
+void
+RoomListWindow::_EmptyList()
+{
+	BRow* row = fListView->RowAt((int32)0, NULL);
+	while (row != NULL) {
+		fListView->RemoveRow(row);
+		row = fListView->RowAt((int32)0, NULL);
+	}
+}

application/windows/RoomListWindow.h

@@ -5,13 +5,20 @@
 #ifndef _ROOM_LIST_WINDOW_H
 #define _ROOM_LIST_WINDOW_H
 
+#include <ObjectList.h>
 #include <Window.h>
 
+#include <libsupport/KeyMap.h>
+
 class BButton;
 class BColumnListView;
+class RoomListRow;
 class Server;
 
 
+typedef KeyMap<int64, BObjectList<RoomListRow>*> RowMap;
+
+
 class RoomListWindow : public BWindow {
 public:
 							RoomListWindow(Server* server);
@@ -25,9 +32,14 @@ public:
 private:
 			void			_InitInterface();
 
+			void			_EmptyList();
+
 	BButton* fJoinButton;
 	BColumnListView* fListView;
 
+	RowMap fRows;
+	int64 fAccount;
+
 	Server* fServer;
 	static RoomListWindow* fInstance;
 };