Close #25530: Allow cancelling wall drag without closing Scenery window (#25564)

distribution/changelog.txt

@@ -1,6 +1,7 @@
 0.4.30 (in development)
 ------------------------------------------------------------------------
 - Improved: [#25529] The map selection grid no longer redraws every frame if it has not changed.
+- Improved: [#25530] Wall dragging can now be cancelled without closing the Scenery window.
 - Fix: [#25524] The track construction arrow does not immediately change position when deleting track pieces.
 
 0.4.29 (2025-11-22)

src/openrct2-ui/windows/Scenery.cpp

@@ -553,8 +553,20 @@ namespace OpenRCT2::Ui::Windows
 
             if (!isToolActive(WindowClass::scenery))
             {
-                close();
+                if (_inDragMode)
-                return;
+                {
+                    removeProvisionalTilesFromMap();
+                    _provisionalTiles.clear();
+                    _inDragMode = false;
+
+                    ToolSet(*this, WIDX_SCENERY_BACKGROUND, Tool::arrow);
+                    gInputFlags.set(InputFlag::unk6);
+                }
+                else
+                {
+                    close();
+                    return;
+                }
             }
 
             if (gWindowSceneryEyedropperEnabled)