When you change the font size, update all tabs...

on the window, not just the active tab. Also fix window resizing
with tabs open. It wasn't taking into account the height of the
tab bar.

This fixes #8108

src/apps/terminal/TermWindow.cpp

@@ -785,12 +785,16 @@ TermWindow::MessageReceived(BMessage *message)
 		case MSG_COLS_CHANGED:
 		{
 			int32 columns, rows;
-			message->FindInt32("columns", &columns);
-			message->FindInt32("rows", &rows);
-
-			_ActiveTermView()->SetTermSize(rows, columns);
+			if (message->FindInt32("columns", &columns) != B_OK
+				|| message->FindInt32("rows", &rows) != B_OK) {
+				break;
+			}
 
-			_ResizeView(_ActiveTermView());
+			for (int32 i = 0; i < fTabView->CountTabs(); i++) {
+				TermView* view = _TermViewAt(i);
+				view->SetTermSize(rows, columns);
+				_ResizeView(view);
+			}
 			break;
 		}
 
@@ -799,19 +803,17 @@ TermWindow::MessageReceived(BMessage *message)
 		{
 			BFont font;
 			_GetPreferredFont(font);
-			_ActiveTermView()->SetTermFont(&font);
-
-			_ResizeView(_ActiveTermView());
+			for (int32 i = 0; i < fTabView->CountTabs(); i++) {
+				TermView* view = _TermViewAt(i);
+				view->SetTermFont(&font);
+				_ResizeView(view);
+			}
 			break;
 		}
 
 		case MSG_HALF_SIZE_CHANGED:
 		case MSG_FULL_SIZE_CHANGED:
 		{
-			TermView* view = _ActiveTermView();
-			BFont font;
-			view->GetTermFont(&font);
-
 			const char* size = NULL;
 			if (message->FindString("font_size", &size) != B_OK)
 				break;
@@ -827,11 +829,16 @@ TermWindow::MessageReceived(BMessage *message)
 					item->SetMarked(true);
 			}
 
+			BFont font;
+			_ActiveTermView()->GetTermFont(&font);
 			font.SetSize(atoi(size));
-			view->SetTermFont(&font);
-			PrefHandler::Default()->setInt32(PREF_HALF_FONT_SIZE, (int32)atoi(size));
-
-			_ResizeView(view);
+			PrefHandler::Default()->setInt32(PREF_HALF_FONT_SIZE,
+				(int32)atoi(size));
+			for (int32 i = 0; i < fTabView->CountTabs(); i++) {
+				TermView* view = _TermViewAt(i);
+				_TermViewAt(i)->SetTermFont(&font);
+				_ResizeView(view);
+			}
 			break;
 		}
 
@@ -1000,9 +1007,8 @@ TermWindow::MessageReceived(BMessage *message)
 		case kIncreaseFontSize:
 		case kDecreaseFontSize:
 		{
-			TermView* view = _ActiveTermView();
 			BFont font;
-			view->GetTermFont(&font);
+			_ActiveTermView()->GetTermFont(&font);
 			float size = font.Size();
 
 			if (message->what == kIncreaseFontSize)
@@ -1028,10 +1034,12 @@ TermWindow::MessageReceived(BMessage *message)
 			}
 
 			font.SetSize(size);
-			view->SetTermFont(&font);
 			PrefHandler::Default()->setInt32(PREF_HALF_FONT_SIZE, (int32)size);
-
-			_ResizeView(view);
+			for (int32 i = 0; i < fTabView->CountTabs(); i++) {
+				TermView* view = _TermViewAt(i);
+				_TermViewAt(i)->SetTermFont(&font);
+				_ResizeView(view);
+			}
 			break;
 		}
 
@@ -1198,18 +1206,20 @@ TermWindow::_AddTab(Arguments* args, const BString& currentDirectory)
 		view->GetFontSize(&width, &height);
 
 		float minimumHeight = -1;
-		if (fMenuBar)
+		if (fMenuBar != NULL)
 			minimumHeight += fMenuBar->Bounds().Height() + 1;
-		if (fTabView && fTabView->CountTabs() > 0)
+
+		if (fTabView != NULL && fTabView->CountTabs() > 0)
 			minimumHeight += fTabView->TabHeight() + 1;
+
 		SetSizeLimits(MIN_COLS * width - 1, MAX_COLS * width - 1,
 			minimumHeight + MIN_ROWS * height - 1,
 			minimumHeight + MAX_ROWS * height - 1);
 			// TODO: The size limit computation is apparently broken, since
 			// the terminal can be resized smaller than MIN_ROWS/MIN_COLS!
 
 		// If it's the first time we're called, setup the window
-		if (fTabView->CountTabs() == 0) {
+		if (fTabView != NULL && fTabView->CountTabs() == 0) {
 			float viewWidth, viewHeight;
 			containerView->GetPreferredSize(&viewWidth, &viewHeight);
 
@@ -1577,9 +1587,10 @@ TermWindow::_ResizeView(TermView *view)
 	view->GetFontSize(&fontWidth, &fontHeight);
 
 	float minimumHeight = -1;
-	if (fMenuBar)
+	if (fMenuBar != NULL)
 		minimumHeight += fMenuBar->Bounds().Height() + 1;
-	if (fTabView && fTabView->CountTabs() > 1)
+
+	if (fTabView != NULL && fTabView->CountTabs() > 1)
 		minimumHeight += fTabView->TabHeight() + 1;
 
 	SetSizeLimits(MIN_COLS * fontWidth - 1, MAX_COLS * fontWidth - 1,
@@ -1589,13 +1600,16 @@ TermWindow::_ResizeView(TermView *view)
 	float width;
 	float height;
 	view->Parent()->GetPreferredSize(&width, &height);
+
 	width += B_V_SCROLL_BAR_WIDTH;
 		// NOTE: Width is one pixel too small, since the scroll view
 		// is one pixel wider than its parent.
-	height += fMenuBar->Bounds().Height() + 1;
+	if (fMenuBar != NULL)
+		height += fMenuBar->Bounds().Height() + 1;
+	if (fTabView != NULL && fTabView->CountTabs() > 1)
+		height += fTabView->TabHeight() + 1;
 
 	ResizeTo(width, height);
-
 	view->Invalidate();
 }