Also check if there are active process when closing a tab.

This completes the work needed to close ticket #3745


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@39329 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/apps/terminal/TermWindow.cpp

@@ -43,7 +43,6 @@
 #include "TermScrollView.h"
 #include "TermView.h"
 
-
 const static int32 kMaxTabs = 6;
 const static int32 kTermViewOffset = 3;
 
@@ -232,18 +231,22 @@ TermWindow::_InitWindow()
 
 
 bool
-TermWindow::QuitRequested()
+TermWindow::_CanClose(int32 index)
 {
 	bool warnOnExit = PrefHandler::Default()->getBool(PREF_WARN_ON_EXIT);
 
 	if (!warnOnExit)
-		return BWindow::QuitRequested();
+		return true;
 
 	bool isBusy = false;
-	for (int32 i = 0; i < fSessions.CountItems(); i++) {
-		if (_TermViewAt(i)->IsShellBusy()) {
-			isBusy = true;
-			break;
+	if (index != -1)
+		isBusy = _TermViewAt(index)->IsShellBusy();
+	else {
+		for (int32 i = 0; i < fSessions.CountItems(); i++) {
+			if (_TermViewAt(i)->IsShellBusy()) {
+				isBusy = true;
+				break;
+			}
 		}
 	}
 
@@ -258,6 +261,16 @@ TermWindow::QuitRequested()
 			return false;
 	}
 
+	return true;
+}
+
+
+bool
+TermWindow::QuitRequested()
+{
+	if (!_CanClose(-1))
+		return false;
+
 	BMessage position = BMessage(MSG_SAVE_WINDOW_POSITION);
 	position.AddRect("rect", Frame());
 	position.AddInt32("workspaces", Workspaces());
@@ -900,6 +913,8 @@ void
 TermWindow::_RemoveTab(int32 index)
 {
 	if (fSessions.CountItems() > 1) {
+		if (!_CanClose(index))
+			return;
 		if (Session* session = (Session*)fSessions.RemoveItem(index)) {
 			if (fSessions.CountItems() == 1) {
 				fTabView->SetScrollView(dynamic_cast<BScrollView*>(

src/apps/terminal/TermWindow.h

@@ -80,6 +80,7 @@ private:
 	void			_DoPrint();
 	void			_AddTab(Arguments *args);
 	void			_RemoveTab(int32 index);
+	bool			_CanClose(int32 index);
 	TermViewContainerView* _ActiveTermViewContainerView() const;
 	TermViewContainerView* _TermViewContainerViewAt(int32 index) const;
 	TermView*		_ActiveTermView() const;