Allow only one open Reconcile window

src/MainWindow.cpp

@@ -25,7 +25,6 @@
 #include "IconMenuItem.h"
 #include "PrefWindow.h"
 #include "Preferences.h"
-#include "ReconcileWindow.h"
 #include "RegisterView.h"
 #include "ReportWindow.h"
 #include "ScheduleAddWindow.h"
@@ -47,7 +46,8 @@
 
 
 MainWindow::MainWindow(BRect frame)
-	: BWindow(frame, "", B_DOCUMENT_WINDOW, B_AUTO_UPDATE_SIZE_LIMITS)
+	: BWindow(frame, "", B_DOCUMENT_WINDOW, B_AUTO_UPDATE_SIZE_LIMITS),
+	fReconcileWindow(NULL)
 {
 	BString temp;
 	SetTitle(B_TRANSLATE_SYSTEM_NAME("CapitalBe"));
@@ -548,19 +548,25 @@ MainWindow::MessageReceived(BMessage* msg)
 		case M_SHOW_RECONCILE_WINDOW:
 		{
 			if (!acc) {
-				if (gDatabase.CountAccounts() < 1)
+				if (gDatabase.CountAccounts() < 1) {
 					ShowAlert(B_TRANSLATE("Oops!"),
 						B_TRANSLATE(
 							"You need to have an account created in order to reconcile it."));
-				else
+				} else {
 					ShowAlert(B_TRANSLATE("Oops!"),
 						B_TRANSLATE("You need to select an account in order to reconcile it."));
+				}
 				break;
 			}
 
-			ReconcileWindow* recwin = new ReconcileWindow(BRect(100, 100, 700, 425), acc);
-			recwin->CenterIn(Frame());
-			recwin->Show();
+			if (fReconcileWindow == NULL) {
+				fReconcileWindow = new ReconcileWindow(BRect(100, 100, 700, 425), acc);
+				fReconcileWindow->CenterIn(Frame());
+				fReconcileWindow->Show();
+			} else if (fReconcileWindow->IsHidden())
+				fReconcileWindow->Show();
+			else
+				fReconcileWindow->Activate();
 			break;
 		}
 		case M_SHOW_SCHEDULED_WINDOW:

src/MainWindow.h

@@ -9,8 +9,9 @@
 #include <MessageRunner.h>
 #include <String.h>
 #include <Window.h>
-#include "Database.h"
+
 #include "Notifier.h"
+#include "ReconcileWindow.h"
 
 class RegisterView;
 
@@ -72,6 +73,7 @@ class MainWindow : public BWindow, public Observer {
 	void CreateTransfer(BMessage* msg);
 
 	RegisterView* fRegisterView;
+	ReconcileWindow* fReconcileWindow;
 	BFilePanel *fImportPanel, *fExportPanel;
 
 	BString fLastFile;