refactoring: use common LockRegion implementation

console_win.go

@@ -1291,21 +1291,6 @@ func (s *cScreen) Resume() error {
 	return s.engage()
 }
 
-func (s *cScreen) LockRegion(x, y, width, height int, lock bool) {
-	s.Lock()
-	defer s.Unlock()
-	for j := y; j < (y + height); j += 1 {
-		for i := x; i < (x + width); i += 1 {
-			switch lock {
-			case true:
-				s.cells.LockCell(i, j)
-			case false:
-				s.cells.UnlockCell(i, j)
-			}
-		}
-	}
-}
-
 func (s *cScreen) Tty() (Tty, bool) {
 	return nil, false
 }

screen.go

@@ -339,7 +339,6 @@ type screenImpl interface {
 	Resume() error
 	Beep() error
 	SetSize(int, int)
-	LockRegion(x, y, width, height int, lock bool)
 	Tty() (Tty, bool)
 
 	// Following methods are not part of the Screen api, but are used for interaction with
@@ -402,3 +401,19 @@ func (b *baseScreen) GetContent(x, y int) (rune, []rune, Style, int) {
 	b.Unlock()
 	return primary, combining, style, width
 }
+
+func (b *baseScreen) LockRegion(x, y, width, height int, lock bool) {
+	cells := b.GetCells()
+	b.Lock()
+	for j := y; j < (y + height); j += 1 {
+		for i := x; i < (x + width); i += 1 {
+			switch lock {
+			case true:
+				cells.LockCell(i, j)
+			case false:
+				cells.UnlockCell(i, j)
+			}
+		}
+	}
+	b.Unlock()
+}

simulation.go

@@ -516,21 +516,6 @@ func (s *simscreen) Resume() error {
 	return nil
 }
 
-func (s *simscreen) LockRegion(x, y, width, height int, lock bool) {
-	s.Lock()
-	defer s.Unlock()
-	for j := y; j < (y + height); j += 1 {
-		for i := x; i < (x + width); i += 1 {
-			switch lock {
-			case true:
-				s.back.LockCell(i, j)
-			case false:
-				s.back.UnlockCell(i, j)
-			}
-		}
-	}
-}
-
 func (s *simscreen) Tty() (Tty, bool) {
 	return nil, false
 }

tscreen.go

@@ -1820,21 +1820,6 @@ func (t *tScreen) Resume() error {
 	return t.engage()
 }
 
-func (t *tScreen) LockRegion(x, y, width, height int, lock bool) {
-	t.Lock()
-	defer t.Unlock()
-	for j := y; j < (y + height); j += 1 {
-		for i := x; i < (x + width); i += 1 {
-			switch lock {
-			case true:
-				t.cells.LockCell(i, j)
-			case false:
-				t.cells.UnlockCell(i, j)
-			}
-		}
-	}
-}
-
 func (t *tScreen) Tty() (Tty, bool) {
 	return t.tty, true
 }

wscreen.go

@@ -531,21 +531,6 @@ func (t *wScreen) Beep() error {
 	return nil
 }
 
-func (t *wScreen) LockRegion(x, y, width, height int, lock bool) {
-	t.Lock()
-	defer t.Unlock()
-	for j := y; j < (y + height); j += 1 {
-		for i := x; i < (x + width); i += 1 {
-			switch lock {
-			case true:
-				t.cells.LockCell(i, j)
-			case false:
-				t.cells.UnlockCell(i, j)
-			}
-		}
-	}
-}
-
 func (t *wScreen) Tty() (Tty, bool) {
 	return nil, false
 }