diff --git a/src/widget.cpp b/src/widget.cpp
index 06a975788d..5184f3ec2d 100644
--- a/src/widget.cpp
+++ b/src/widget.cpp
@@ -1123,17 +1123,6 @@ NWidgetCore::NWidgetCore(WidgetType tp, Colours colour, WidgetID index, uint fil
 	this->align = SA_CENTER;
 }
 
-/**
- * Set data and tool tip of the nested widget.
- * @param widget_data Data to use.
- * @param tool_tip    Tool tip string to use.
- */
-void NWidgetCore::SetDataTip(uint32_t widget_data, StringID tool_tip)
-{
-	this->widget_data = widget_data;
-	this->tool_tip = tool_tip;
-}
-
 /**
  * Set string of the nested widget.
  * @param string The new string.
@@ -1184,6 +1173,15 @@ void NWidgetCore::SetMatrixDimension(uint8_t columns, uint8_t rows)
 	this->widget_data = static_cast<uint32_t>((rows << MAT_ROW_START) | (columns << MAT_COL_START));
 }
 
+/**
+ * Set the resize widget type of the nested widget.
+ * @param type The new resize widget.
+ */
+void NWidgetCore::SetResizeWidgetType(ResizeWidgetValues type)
+{
+	this->widget_data = type;
+}
+
 /**
  * Set the text style of the nested widget.
  * @param colour TextColour to use.
@@ -2770,7 +2768,8 @@ NWidgetLeaf::NWidgetLeaf(WidgetType tp, Colours colour, WidgetID index, uint32_t
 		case WWT_RESIZEBOX:
 			this->SetFill(0, 0);
 			this->SetMinimalSize(WidgetDimensions::WD_RESIZEBOX_WIDTH, 12);
-			this->SetDataTip(RWV_SHOW_BEVEL, STR_TOOLTIP_RESIZE);
+			this->SetResizeWidgetType(RWV_SHOW_BEVEL);
+			this->SetToolTip(STR_TOOLTIP_RESIZE);
 			break;
 
 		case WWT_CLOSEBOX:
diff --git a/src/widget_type.h b/src/widget_type.h
index 5dae59a778..ad30fbfd8e 100644
--- a/src/widget_type.h
+++ b/src/widget_type.h
@@ -372,12 +372,12 @@ class NWidgetCore : public NWidgetResizeBase {
 public:
 	NWidgetCore(WidgetType tp, Colours colour, WidgetID index, uint fill_x, uint fill_y, uint32_t widget_data, StringID tool_tip);
 
-	void SetDataTip(uint32_t widget_data, StringID tool_tip);
 	void SetString(StringID string);
 	void SetStringTip(StringID string, StringID tool_tip);
 	void SetSprite(SpriteID sprite);
 	void SetSpriteTip(SpriteID sprite, StringID tool_tip);
 	void SetMatrixDimension(uint8_t columns, uint8_t rows);
+	void SetResizeWidgetType(ResizeWidgetValues type);
 	void SetToolTip(StringID tool_tip);
 	StringID GetToolTip() const;
 	void SetTextStyle(TextColour colour, FontSize size);