Graph Prop: isInteractive (#56)

* feat(props): add isInteractive

* refactor(selection): dont allow if not interactive

* feat(renderer): add class if is interactive

* chore(inactive): add tests

* refactor(inactive): no connection line, no edge selection

closes #49

README.md

@@ -52,6 +52,7 @@ const BasicGraph = () => (
 - `snapToGrid`: default: `false`
 - `snapGrid`: [x, y] array - default: `[16, 16]`
 - `onlyRenderVisibleNodes`: default: `true`
+- `isInteractive`: default: `true`. If the graph is not interactive you can't drag any nodes
 
 ## Nodes
 

cypress/integration/flow/inactive.spec.js

@@ -0,0 +1,71 @@
+describe('Inactive Graph Rendering', () => {
+  it('renders a graph', () => {
+    cy.visit('/inactive');
+
+    cy.get('.react-flow__renderer');
+    cy.get('.react-flow__node').should('have.length', 4);
+    cy.get('.react-flow__edge').should('have.length', 2);
+    cy.get('.react-flow__node')
+      .children('div')
+      .children('.react-flow__handle');
+  });
+
+  it('tries to select a node by click', () => {
+    cy.get('.react-flow__node:first')
+      .click()
+      .should('have.not.class', 'selected');
+  });
+
+  it('tries to select an edge by click', () => {
+    cy.get('.react-flow__edge:first')
+      .click()
+      .should('have.not.class', 'selected');
+  });
+
+  it('tries to do a selection', () => {
+    cy.get('body')
+      .type('{shift}', { release: false })
+      .get('.react-flow__selectionpane')
+      .should('not.exist');
+  });
+
+  it('tries to drag a node', () => {
+    const styleBeforeDrag = Cypress.$('.react-flow__node:first').css('transform');
+
+    cy.drag('.react-flow__node:first', { x: 500, y: 25 }).then($el => {
+      const styleAfterDrag = $el.css('transform');
+      expect(styleBeforeDrag).to.equal(styleAfterDrag);
+    });
+  });
+
+  it('tries to connect nodes', () => {
+    cy.get('.react-flow__node')
+      .contains('Node 3')
+      .find('.react-flow__handle.source')
+      .trigger('mousedown', { which: 1 });
+
+    cy.get('.react-flow__node')
+      .contains('Node 4')
+      .find('.react-flow__handle.target')
+      .trigger('mousemove')
+      .trigger('mouseup', { force: true });
+
+    cy.get('.react-flow__edge').should('have.length', 2);
+  });
+
+  it('toggles interactive mode', () => {
+    cy.get('.react-flow__interactive').click();
+  });
+
+  it('selects a node by click', () => {
+    cy.get('.react-flow__node:first')
+      .click()
+      .should('have.class', 'selected');
+  });
+
+  it('selects an edge by click', () => {
+    cy.get('.react-flow__edge:first')
+      .click()
+      .should('have.class', 'selected');
+  });
+});

dist/components/Nodes/wrapNode.d.ts

@@ -1,16 +1,4 @@
-import React, { CSSProperties } from 'react';
-import { Node, Transform, ElementId, NodeComponentProps } from '../../types';
-interface WrapNodeProps {
-    id: ElementId;
-    type: string;
-    data: any;
-    selected: boolean;
-    transform: Transform;
-    xPos: number;
-    yPos: number;
-    onClick: (node: Node) => void | undefined;
-    onNodeDragStop: (node: Node) => void;
-    style?: CSSProperties;
-}
-declare const _default: (NodeComponent: React.ComponentType<NodeComponentProps>) => React.MemoExoticComponent<({ id, type, data, transform, xPos, yPos, selected, onClick, onNodeDragStop, style, }: WrapNodeProps) => JSX.Element>;
+import React from 'react';
+import { NodeComponentProps, WrapNodeProps } from '../../types';
+declare const _default: (NodeComponent: React.ComponentType<NodeComponentProps>) => React.MemoExoticComponent<({ id, type, data, transform, xPos, yPos, selected, onClick, onNodeDragStop, style, isInteractive, }: WrapNodeProps) => JSX.Element>;
 export default _default;

dist/components/UserSelection/index.d.ts

@@ -1,3 +1,3 @@
 import React from 'react';
-declare const _default: React.MemoExoticComponent<() => JSX.Element>;
+declare const _default: React.MemoExoticComponent<() => JSX.Element | null>;
 export default _default;

dist/container/GraphView/index.d.ts

@@ -21,6 +21,7 @@ export interface GraphViewProps {
     snapToGrid: boolean;
     snapGrid: [number, number];
     onlyRenderVisibleNodes: boolean;
+    isInteractive: boolean;
 }
-declare const GraphView: React.MemoExoticComponent<({ nodeTypes, edgeTypes, onMove, onLoad, onElementClick, onNodeDragStop, connectionLineType, connectionLineStyle, selectionKeyCode, onElementsRemove, deleteKeyCode, elements, showBackground, backgroundGap, backgroundColor, backgroundType, onConnect, snapToGrid, snapGrid, onlyRenderVisibleNodes }: GraphViewProps) => JSX.Element>;
+declare const GraphView: React.MemoExoticComponent<({ nodeTypes, edgeTypes, onMove, onLoad, onElementClick, onNodeDragStop, connectionLineType, connectionLineStyle, selectionKeyCode, onElementsRemove, deleteKeyCode, elements, showBackground, backgroundGap, backgroundColor, backgroundType, onConnect, snapToGrid, snapGrid, onlyRenderVisibleNodes, isInteractive, }: GraphViewProps) => JSX.Element>;
 export default GraphView;

dist/container/ReactFlow/index.d.ts

@@ -22,9 +22,10 @@ export interface ReactFlowProps extends Omit<HTMLAttributes<HTMLDivElement>, 'on
     snapToGrid: boolean;
     snapGrid: [number, number];
     onlyRenderVisibleNodes: boolean;
+    isInteractive: boolean;
 }
 declare const ReactFlow: {
-    ({ style, onElementClick, elements, children, nodeTypes, edgeTypes, onLoad, onMove, onElementsRemove, onConnect, onNodeDragStop, connectionLineType, connectionLineStyle, deleteKeyCode, selectionKeyCode, showBackground, backgroundGap, backgroundType, backgroundColor, snapToGrid, snapGrid, onlyRenderVisibleNodes }: ReactFlowProps): JSX.Element;
+    ({ style, onElementClick, elements, children, nodeTypes, edgeTypes, onLoad, onMove, onElementsRemove, onConnect, onNodeDragStop, connectionLineType, connectionLineStyle, deleteKeyCode, selectionKeyCode, showBackground, backgroundGap, backgroundType, backgroundColor, snapToGrid, snapGrid, onlyRenderVisibleNodes, isInteractive, }: ReactFlowProps): JSX.Element;
     displayName: string;
     defaultProps: {
         onElementClick: () => void;
@@ -54,6 +55,7 @@ declare const ReactFlow: {
         snapToGrid: boolean;
         snapGrid: number[];
         onlyRenderVisibleNodes: boolean;
+        isInteractive: boolean;
     };
 };
 export default ReactFlow;

dist/store/hooks.d.ts

@@ -45,6 +45,7 @@ export declare const useStoreActions: <Result>(mapActions: (actions: import("eas
     }>;
     setConnectionPosition: import("easy-peasy").Action<StoreModel, import("../types").XYPosition>;
     setConnectionSourceId: import("easy-peasy").Action<StoreModel, string | null>;
+    setInteractive: import("easy-peasy").Action<StoreModel, boolean>;
 }, "1">) => Result) => Result;
 export declare const useStoreDispatch: () => import("easy-peasy").Dispatch<StoreModel, import("redux").Action<any>>;
 export declare const useStoreState: <Result>(mapState: (state: import("easy-peasy").IntermediateStateMapper<{
@@ -65,5 +66,6 @@ export declare const useStoreState: <Result>(mapState: (state: import("easy-peas
     connectionPosition: import("../types").XYPosition;
     snapToGrid: boolean;
     snapGrid: [number, number];
+    isInteractive: boolean;
     onConnect: import("../types").OnConnectFunc;
 }, "1">) => Result, dependencies?: any[] | undefined) => Result;

dist/store/index.d.ts

@@ -49,6 +49,7 @@ export interface StoreModel {
     connectionPosition: XYPosition;
     snapToGrid: boolean;
     snapGrid: [number, number];
+    isInteractive: boolean;
     onConnect: OnConnectFunc;
     setOnConnect: Action<StoreModel, OnConnectFunc>;
     setNodes: Action<StoreModel, Node[]>;
@@ -65,6 +66,7 @@ export interface StoreModel {
     setSnapGrid: Action<StoreModel, SetSnapGrid>;
     setConnectionPosition: Action<StoreModel, XYPosition>;
     setConnectionSourceId: Action<StoreModel, ElementId | null>;
+    setInteractive: Action<StoreModel, boolean>;
 }
 declare const store: {
     getState: () => import("easy-peasy").IntermediateStateMapper<{
@@ -85,6 +87,7 @@ declare const store: {
         connectionPosition: XYPosition;
         snapToGrid: boolean;
         snapGrid: [number, number];
+        isInteractive: boolean;
         onConnect: OnConnectFunc;
     }, "1">;
     subscribe: (listener: () => void) => import("redux").Unsubscribe;
@@ -106,6 +109,7 @@ declare const store: {
         connectionPosition: XYPosition;
         snapToGrid: boolean;
         snapGrid: [number, number];
+        isInteractive: boolean;
         onConnect: OnConnectFunc;
     }, "1">, import("redux").AnyAction>) => void;
     dispatch: import("easy-peasy").Dispatch<StoreModel, import("redux").Action<any>>;
@@ -133,6 +137,7 @@ declare const store: {
         setSnapGrid: Action<StoreModel, SetSnapGrid>;
         setConnectionPosition: Action<StoreModel, XYPosition>;
         setConnectionSourceId: Action<StoreModel, string | null>;
+        setInteractive: Action<StoreModel, boolean>;
     }, "1">;
     getListeners: () => import("easy-peasy").ListenerMapper<{
         selectedNodesBbox: Rect;

dist/types/index.d.ts

@@ -82,6 +82,19 @@ export interface NodeComponentProps {
     onNodeDragStop?: () => any;
     style?: CSSProperties;
 }
+export interface WrapNodeProps {
+    id: ElementId;
+    type: string;
+    data: any;
+    selected: boolean;
+    transform: Transform;
+    xPos: number;
+    yPos: number;
+    isInteractive: boolean;
+    onClick: (node: Node) => void | undefined;
+    onNodeDragStop: (node: Node) => void;
+    style?: CSSProperties;
+}
 export declare type FitViewParams = {
     padding: number;
 };

example/src/Inactive/index.js

@@ -0,0 +1,46 @@
+import React, { useState } from 'react';
+
+import Graph, { MiniMap, Controls } from 'react-flow';
+
+const initialElements = [
+  { id: '1', type: 'input', data: { label: 'Node 1' }, position: { x: 250, y: 5 } },
+  { id: '2', data: { label: 'Node 2' }, position: { x: 100, y: 100 } },
+  { id: '3', data: { label: 'Node 3' }, position: { x: 400, y: 100 } },
+  { id: '4', data: { label: 'Node 4' }, position: { x: 400, y: 200 } },
+  { id: 'e1-2', source: '1', target: '2', animated: true },
+  { id: 'e1-3', source: '1', target: '3' },
+];
+
+const EmptyGraph = () => {
+  const [isInteractive, setIsInteractive] = useState(false);
+  const onToggleInteractive = (evt) => {
+    setIsInteractive(evt.target.checked);
+  };
+
+  return (
+    <Graph
+      elements={initialElements}
+      style={{ width: '100%', height: '100%' }}
+      backgroundType="lines"
+      isInteractive={isInteractive}
+    >
+      <MiniMap />
+      <Controls />
+      <div
+        style={{ position: 'absolute', right: 10, top: 10, zIndex: 4 }}
+      >
+        <label>
+          interactive
+          <input
+            type="checkbox"
+            checked={isInteractive}
+            onChange={onToggleInteractive}
+            className="react-flow__interactive"
+          />
+        </label>
+      </div>
+    </Graph>
+  );
+}
+
+export default EmptyGraph;

example/src/index.css

@@ -1,3 +1,7 @@
+body {
+  font-family: sans-serif;
+}
+
 html, body {
   margin: 0;
 }

example/src/index.js

@@ -5,6 +5,7 @@ import { BrowserRouter as Router, Route, Switch } from 'react-router-dom';
 import CustomNodes from './CustomNodes';
 import Basic from './Basic';
 import Empty from './Empty';
+import Inactive from './Inactive';
 
 import './index.css';
 
@@ -17,6 +18,9 @@ ReactDOM.render((
       <Route path="/empty">
         <Empty />
       </Route>
+      <Route path="/inactive">
+        <Inactive />
+      </Route>
       <Route path="/">
         <CustomNodes />
       </Route>

src/components/ConnectionLine/index.tsx

@@ -10,6 +10,7 @@ interface ConnectionLineProps {
   connectionLineType?: string | null;
   nodes: Node[];
   transform: Transform;
+  isInteractive: boolean;
   connectionLineStyle?: SVGAttributes<{}>;
   className?: string;
 }
@@ -23,6 +24,7 @@ export default ({
   nodes = [],
   className,
   transform,
+  isInteractive,
 }: ConnectionLineProps) => {
   const [sourceNode, setSourceNode] = useState<Node | null>(null);
   const hasHandleId = connectionSourceId.includes('__');
@@ -35,23 +37,17 @@ export default ({
     setSourceNode(nextSourceNode);
   }, []);
 
-  if (!sourceNode) {
+  if (!sourceNode || !isInteractive) {
     return null;
   }
 
   const edgeClasses: string = cx('react-flow__edge', 'connection', className);
 
   const sourceHandle = handleId
-    ? sourceNode.__rg.handleBounds.source.find(
-        (d: HandleElement) => d.id === handleId
-      )
+    ? sourceNode.__rg.handleBounds.source.find((d: HandleElement) => d.id === handleId)
     : sourceNode.__rg.handleBounds.source[0];
-  const sourceHandleX = sourceHandle
-    ? sourceHandle.x + sourceHandle.width / 2
-    : sourceNode.__rg.width / 2;
-  const sourceHandleY = sourceHandle
-    ? sourceHandle.y + sourceHandle.height / 2
-    : sourceNode.__rg.height;
+  const sourceHandleX = sourceHandle ? sourceHandle.x + sourceHandle.width / 2 : sourceNode.__rg.width / 2;
+  const sourceHandleY = sourceHandle ? sourceHandle.y + sourceHandle.height / 2 : sourceNode.__rg.height;
   const sourceX = sourceNode.__rg.position.x + sourceHandleX;
   const sourceY = sourceNode.__rg.position.y + sourceHandleY;
 

src/components/Edges/wrapEdge.tsx

@@ -13,23 +13,15 @@ interface EdgeWrapperProps {
   onClick: (edge: Edge) => void;
   animated: boolean;
   selected: boolean;
+  isInteractive: boolean;
 }
 
 export default (EdgeComponent: ComponentType<EdgeCompProps>) => {
   const EdgeWrapper = memo(
-    ({
-      id,
-      source,
-      target,
-      type,
-      animated,
-      selected,
-      onClick,
-      ...rest
-    }: EdgeWrapperProps) => {
+    ({ id, source, target, type, animated, selected, onClick, isInteractive, ...rest }: EdgeWrapperProps) => {
       const edgeClasses = cx('react-flow__edge', { selected, animated });
       const onEdgeClick = (evt: MouseEvent): void => {
-        if (isInputDOMNode(evt)) {
+        if (isInputDOMNode(evt) || !isInteractive) {
           return;
         }
 

src/components/Nodes/wrapNode.tsx

@@ -1,11 +1,4 @@
-import React, {
-  useEffect,
-  useRef,
-  useState,
-  memo,
-  ComponentType,
-  CSSProperties,
-} from 'react';
+import React, { useEffect, useRef, useState, memo, ComponentType } from 'react';
 import { DraggableCore, DraggableEvent } from 'react-draggable';
 import cx from 'classnames';
 import { ResizeObserver } from 'resize-observer';
@@ -21,21 +14,9 @@ import {
   Transform,
   ElementId,
   NodeComponentProps,
+  WrapNodeProps,
 } from '../../types';
 
-interface WrapNodeProps {
-  id: ElementId;
-  type: string;
-  data: any;
-  selected: boolean;
-  transform: Transform;
-  xPos: number;
-  yPos: number;
-  onClick: (node: Node) => void | undefined;
-  onNodeDragStop: (node: Node) => void;
-  style?: CSSProperties;
-}
-
 const isHandle = (evt: MouseEvent | DraggableEvent) => {
   const target = evt.target as HTMLElement;
 
@@ -65,17 +46,13 @@ const getHandleBounds = (
       const bounds = handle.getBoundingClientRect();
       const dimensions = getDimensions(handle);
       const nodeIdAttr = handle.getAttribute('data-nodeid');
-      const handlePosition = (handle.getAttribute(
-        'data-handlepos'
-      ) as unknown) as Position;
+      const handlePosition = (handle.getAttribute('data-handlepos') as unknown) as Position;
       const nodeIdSplitted = nodeIdAttr ? nodeIdAttr.split('__') : null;
 
       let handleId = null;
 
       if (nodeIdSplitted) {
-        handleId = (nodeIdSplitted.length
-          ? nodeIdSplitted[1]
-          : nodeIdSplitted) as string;
+        handleId = (nodeIdSplitted.length ? nodeIdSplitted[1] : nodeIdSplitted) as string;
       }
 
       return {
@@ -171,6 +148,7 @@ export default (NodeComponent: ComponentType<NodeComponentProps>) => {
       onClick,
       onNodeDragStop,
       style,
+      isInteractive,
     }: WrapNodeProps) => {
       const nodeElement = useRef<HTMLDivElement>(null);
       const [offset, setOffset] = useState({ x: 0, y: 0 });
@@ -192,18 +170,8 @@ export default (NodeComponent: ComponentType<NodeComponentProps>) => {
         const bounds = nodeElement.current.getBoundingClientRect();
         const dimensions = getDimensions(nodeElement.current);
         const handleBounds = {
-          source: getHandleBounds(
-            '.source',
-            nodeElement.current,
-            bounds,
-            storeState.transform[2]
-          ),
-          target: getHandleBounds(
-            '.target',
-            nodeElement.current,
-            bounds,
-            storeState.transform[2]
-          ),
+          source: getHandleBounds('.source', nodeElement.current, bounds, storeState.transform[2]),
+          target: getHandleBounds('.target', nodeElement.current, bounds, storeState.transform[2]),
         };
         store.dispatch.updateNodeData({ id, ...dimensions, handleBounds });
       };
@@ -232,43 +200,15 @@ export default (NodeComponent: ComponentType<NodeComponentProps>) => {
 
       return (
         <DraggableCore
-          onStart={evt =>
-            onStart(
-              evt as MouseEvent,
-              onClick,
-              id,
-              type,
-              data,
-              setOffset,
-              transform,
-              position
-            )
-          }
-          onDrag={evt =>
-            onDrag(evt as MouseEvent, setDragging, id, offset, transform)
-          }
-          onStop={() =>
-            onStop(
-              onNodeDragStop,
-              isDragging,
-              setDragging,
-              id,
-              type,
-              position,
-              data
-            )
-          }
+          onStart={evt => onStart(evt as MouseEvent, onClick, id, type, data, setOffset, transform, position)}
+          onDrag={evt => onDrag(evt as MouseEvent, setDragging, id, offset, transform)}
+          onStop={() => onStop(onNodeDragStop, isDragging, setDragging, id, type, position, data)}
           scale={transform[2]}
+          disabled={!isInteractive}
         >
           <div className={nodeClasses} ref={nodeElement} style={nodeStyle}>
             <Provider value={id}>
-              <NodeComponent
-                id={id}
-                data={data}
-                type={type}
-                style={style}
-                selected={selected}
-              />
+              <NodeComponent id={id} data={data} type={type} style={style} selected={selected} />
             </Provider>
           </div>
         </DraggableCore>

src/components/UserSelection/index.tsx

@@ -3,6 +3,10 @@ import React, { useEffect, useRef, useState, memo } from 'react';
 import { useStoreActions } from '../../store/hooks';
 import { SelectionRect } from '../../types';
 
+type UserSelectionProps = {
+  isInteractive: boolean;
+};
+
 const initialRect: SelectionRect = {
   startX: 0,
   startY: 0,
@@ -27,13 +31,17 @@ function getMousePosition(evt: MouseEvent) {
   };
 }
 
-export default memo(() => {
+export default memo(({ isInteractive }: UserSelectionProps) => {
   const selectionPane = useRef<HTMLDivElement>(null);
   const [rect, setRect] = useState(initialRect);
   const setSelection = useStoreActions(a => a.setSelection);
   const updateSelection = useStoreActions(a => a.updateSelection);
   const setNodesSelection = useStoreActions(a => a.setNodesSelection);
 
+  if (!isInteractive) {
+    return null;
+  }
+
   useEffect(() => {
     function onMouseDown(evt: MouseEvent): void {
       const mousePos = getMousePosition(evt);
@@ -70,12 +78,8 @@ export default memo(() => {
           ...currentRect,
           x: negativeX ? mousePos.x : currentRect.x,
           y: negativeY ? mousePos.y : currentRect.y,
-          width: negativeX
-            ? currentRect.startX - mousePos.x
-            : mousePos.x - currentRect.startX,
-          height: negativeY
-            ? currentRect.startY - mousePos.y
-            : mousePos.y - currentRect.startY,
+          width: negativeX ? currentRect.startX - mousePos.x : mousePos.x - currentRect.startX,
+          height: negativeY ? currentRect.startY - mousePos.y : mousePos.y - currentRect.startY,
         };
 
         updateSelection(nextRect);

src/container/EdgeRenderer/index.tsx

@@ -113,7 +113,13 @@ function getEdgePositions(
   };
 }
 
-function renderEdge(edge: Edge, props: EdgeRendererProps, nodes: Node[], selectedElements: Elements) {
+function renderEdge(
+  edge: Edge,
+  props: EdgeRendererProps,
+  nodes: Node[],
+  selectedElements: Elements,
+  isInteractive: boolean
+) {
   const [sourceId, sourceHandleId] = edge.source.split('__');
   const [targetId, targetHandleId] = edge.target.split('__');
 
@@ -128,7 +134,7 @@ function renderEdge(edge: Edge, props: EdgeRendererProps, nodes: Node[], selecte
     throw new Error(`couldn't create edge for target id: ${targetId}`);
   }
 
-  if (!sourceNode.__rg.width || !sourceNode.__rg.height) {
+  if (!sourceNode.__rg.width || !sourceNode.__rg.height) {
     return null;
   }
 
@@ -171,6 +177,7 @@ function renderEdge(edge: Edge, props: EdgeRendererProps, nodes: Node[], selecte
       targetY={targetY}
       sourcePosition={sourcePosition}
       targetPosition={targetPosition}
+      isInteractive={isInteractive}
     />
   );
 }
@@ -183,7 +190,16 @@ const EdgeRenderer = memo((props: EdgeRendererProps) => {
     connectionSourceId,
     connectionPosition: { x, y },
     selectedElements,
-  } = useStoreState(s => s);
+    isInteractive,
+  } = useStoreState(s => ({
+    transform: s.transform,
+    edges: s.edges,
+    nodes: s.nodes,
+    connectionSourceId: s.connectionSourceId,
+    connectionPosition: s.connectionPosition,
+    selectedElements: s.selectedElements,
+    isInteractive: s.isInteractive,
+  }));
 
   const { width, height, connectionLineStyle, connectionLineType } = props;
 
@@ -197,7 +213,7 @@ const EdgeRenderer = memo((props: EdgeRendererProps) => {
   return (
     <svg width={width} height={height} className="react-flow__edges">
       <g transform={transformStyle}>
-        {edges.map((e: Edge) => renderEdge(e, props, nodes, selectedElements))}
+        {edges.map((e: Edge) => renderEdge(e, props, nodes, selectedElements, isInteractive))}
         {connectionSourceId && (
           <ConnectionLine
             nodes={nodes}
@@ -207,6 +223,7 @@ const EdgeRenderer = memo((props: EdgeRendererProps) => {
             transform={transform}
             connectionLineStyle={connectionLineStyle}
             connectionLineType={connectionLineType}
+            isInteractive={isInteractive}
           />
         )}
       </g>

src/container/GraphView/index.tsx

@@ -1,4 +1,5 @@
 import React, { useEffect, useRef, memo, SVGAttributes } from 'react';
+import classnames from 'classnames';
 
 import { useStoreState, useStoreActions } from '../../store/hooks';
 import NodeRenderer from '../NodeRenderer';
@@ -12,13 +13,7 @@ import useGlobalKeyHandler from '../../hooks/useGlobalKeyHandler';
 import useElementUpdater from '../../hooks/useElementUpdater';
 import { getDimensions } from '../../utils';
 import { fitView, zoomIn, zoomOut } from '../../utils/graph';
-import {
-  Elements,
-  NodeTypesType,
-  EdgeTypesType,
-  GridType,
-  OnLoadFunc,
-} from '../../types';
+import { Elements, NodeTypesType, EdgeTypesType, GridType, OnLoadFunc } from '../../types';
 
 export interface GraphViewProps {
   elements: Elements;
@@ -40,7 +35,8 @@ export interface GraphViewProps {
   backgroundType: GridType;
   snapToGrid: boolean;
   snapGrid: [number, number];
-  onlyRenderVisibleNodes: boolean
+  onlyRenderVisibleNodes: boolean;
+  isInteractive: boolean;
 }
 
 const GraphView = memo(
@@ -64,7 +60,8 @@ const GraphView = memo(
     onConnect,
     snapToGrid,
     snapGrid,
-    onlyRenderVisibleNodes
+    onlyRenderVisibleNodes,
+    isInteractive,
   }: GraphViewProps) => {
     const zoomPane = useRef<HTMLDivElement>(null);
     const rendererNode = useRef<HTMLDivElement>(null);
@@ -77,13 +74,12 @@ const GraphView = memo(
       nodesSelectionActive: s.nodesSelectionActive,
     }));
     const updateSize = useStoreActions(actions => actions.updateSize);
-    const setNodesSelection = useStoreActions(
-      actions => actions.setNodesSelection
-    );
+    const setNodesSelection = useStoreActions(actions => actions.setNodesSelection);
     const setOnConnect = useStoreActions(a => a.setOnConnect);
     const setSnapGrid = useStoreActions(actions => actions.setSnapGrid);
-
+    const setInteractive = useStoreActions(actions => actions.setInteractive);
     const selectionKeyPressed = useKeyPress(selectionKeyCode);
+    const rendererClasses = classnames('react-flow__renderer', { 'is-interactive': isInteractive });
 
     const onZoomPaneClick = () => setNodesSelection({ isActive: false });
 
@@ -122,17 +118,17 @@ const GraphView = memo(
       setSnapGrid({ snapToGrid, snapGrid });
     }, [snapToGrid]);
 
+    useEffect(() => {
+      setInteractive(isInteractive);
+    }, [isInteractive]);
+
     useGlobalKeyHandler({ onElementsRemove, deleteKeyCode });
     useElementUpdater(elements);
 
     return (
-      <div className="react-flow__renderer" ref={rendererNode}>
+      <div className={rendererClasses} ref={rendererNode}>
         {showBackground && (
-          <BackgroundGrid
-            gap={backgroundGap}
-            color={backgroundColor}
-            backgroundType={backgroundType}
-          />
+          <BackgroundGrid gap={backgroundGap} color={backgroundColor} backgroundType={backgroundType} />
         )}
         <NodeRenderer
           nodeTypes={nodeTypes}
@@ -148,13 +144,9 @@ const GraphView = memo(
           connectionLineType={connectionLineType}
           connectionLineStyle={connectionLineStyle}
         />
-        {selectionKeyPressed && <UserSelection />}
+        {selectionKeyPressed && <UserSelection isInteractive={isInteractive} />}
         {state.nodesSelectionActive && <NodesSelection />}
-        <div
-          className="react-flow__zoompane"
-          onClick={onZoomPaneClick}
-          ref={zoomPane}
-        />
+        <div className="react-flow__zoompane" onClick={onZoomPaneClick} ref={zoomPane} />
       </div>
     );
   }

src/container/NodeRenderer/index.tsx

@@ -2,7 +2,7 @@ import React, { memo, ComponentType } from 'react';
 
 import { useStoreState } from '../../store/hooks';
 import { getNodesInside } from '../../utils/graph';
-import { Node, Transform, NodeTypesType, NodeComponentProps, Elements } from '../../types';
+import { Node, Transform, NodeTypesType, WrapNodeProps, Elements } from '../../types';
 
 interface NodeRendererProps {
   nodeTypes: NodeTypesType;
@@ -11,9 +11,15 @@ interface NodeRendererProps {
   onlyRenderVisibleNodes?: boolean;
 }
 
-function renderNode(node: Node, props: NodeRendererProps, transform: Transform, selectedElements: Elements) {
+function renderNode(
+  node: Node,
+  props: NodeRendererProps,
+  transform: Transform,
+  selectedElements: Elements,
+  isInteractive: boolean
+) {
   const nodeType = node.type || 'default';
-  const NodeComponent = (props.nodeTypes[nodeType] || props.nodeTypes.default) as ComponentType<NodeComponentProps>;
+  const NodeComponent = (props.nodeTypes[nodeType] || props.nodeTypes.default) as ComponentType<WrapNodeProps>;
   if (!props.nodeTypes[nodeType]) {
     console.warn(`No node type found for type "${nodeType}". Using fallback type "default".`);
   }
@@ -33,23 +39,33 @@ function renderNode(node: Node, props: NodeRendererProps, transform: Transform,
       transform={transform}
       selected={isSelected}
       style={node.style}
+      isInteractive={isInteractive}
     />
   );
 }
 
 const NodeRenderer = memo(({ onlyRenderVisibleNodes = true, ...props }: NodeRendererProps) => {
-  const { nodes, transform, selectedElements, width, height } = useStoreState(s => s);
+  const { nodes, transform, selectedElements, width, height, isInteractive } = useStoreState(s => ({
+    nodes: s.nodes,
+    transform: s.transform,
+    selectedElements: s.selectedElements,
+    width: s.width,
+    height: s.height,
+    isInteractive: s.isInteractive,
+  }));
 
   const [tx, ty, tScale] = transform;
   const transformStyle = {
     transform: `translate(${tx}px,${ty}px) scale(${tScale})`,
   };
 
-  const renderNodes = onlyRenderVisibleNodes ? getNodesInside(nodes, { x: 0, y: 0, width, height }, transform, true) : nodes;
+  const renderNodes = onlyRenderVisibleNodes
+    ? getNodesInside(nodes, { x: 0, y: 0, width, height }, transform, true)
+    : nodes;
 
   return (
     <div className="react-flow__nodes" style={transformStyle}>
-      {renderNodes.map(node => renderNode(node, props, transform, selectedElements))}
+      {renderNodes.map(node => renderNode(node, props, transform, selectedElements, isInteractive))}
     </div>
   );
 });

src/container/ReactFlow/index.tsx

@@ -18,18 +18,11 @@ import StraightEdge from '../../components/Edges/StraightEdge';
 import StepEdge from '../../components/Edges/StepEdge';
 import { createEdgeTypes } from '../EdgeRenderer/utils';
 import store from '../../store';
-import {
-  Elements,
-  NodeTypesType,
-  EdgeTypesType,
-  GridType,
-  OnLoadFunc,
-} from '../../types';
+import { Elements, NodeTypesType, EdgeTypesType, GridType, OnLoadFunc } from '../../types';
 
 import '../../style.css';
 
-export interface ReactFlowProps
-  extends Omit<HTMLAttributes<HTMLDivElement>, 'onLoad'> {
+export interface ReactFlowProps extends Omit<HTMLAttributes<HTMLDivElement>, 'onLoad'> {
   elements: Elements;
   onElementClick: () => void;
   onElementsRemove: (elements: Elements) => void;
@@ -49,7 +42,8 @@ export interface ReactFlowProps
   backgroundType: GridType;
   snapToGrid: boolean;
   snapGrid: [number, number];
-  onlyRenderVisibleNodes: boolean
+  onlyRenderVisibleNodes: boolean;
+  isInteractive: boolean;
 }
 
 const ReactFlow = ({
@@ -74,7 +68,8 @@ const ReactFlow = ({
   backgroundColor,
   snapToGrid,
   snapGrid,
-  onlyRenderVisibleNodes
+  onlyRenderVisibleNodes,
+  isInteractive,
 }: ReactFlowProps) => {
   const nodeTypesParsed = useMemo(() => createNodeTypes(nodeTypes), []);
   const edgeTypesParsed = useMemo(() => createEdgeTypes(edgeTypes), []);
@@ -103,6 +98,7 @@ const ReactFlow = ({
           snapToGrid={snapToGrid}
           snapGrid={snapGrid}
           onlyRenderVisibleNodes={onlyRenderVisibleNodes}
+          isInteractive={isInteractive}
         />
         {children}
       </StoreProvider>
@@ -139,7 +135,8 @@ ReactFlow.defaultProps = {
   backgroundType: GridType.Dots,
   snapToGrid: false,
   snapGrid: [16, 16],
-  onlyRenderVisibleNodes: true
+  onlyRenderVisibleNodes: true,
+  isInteractive: true,
 };
 
 export default ReactFlow;

src/hooks/useD3Zoom.ts

@@ -9,11 +9,7 @@ const d3ZoomInstance = d3Zoom
   .scaleExtent([0.5, 2])
   .filter(() => !event.button);
 
-export default (
-  zoomPane: MutableRefObject<Element | null>,
-  onMove: () => void,
-  shiftPressed: boolean
-): void => {
+export default (zoomPane: MutableRefObject<Element | null>, onMove: () => void, shiftPressed: boolean): void => {
   const state = useStoreState(s => ({
     transform: s.transform,
     d3Selection: s.d3Selection,
@@ -35,10 +31,7 @@ export default (
       d3ZoomInstance.on('zoom', null);
     } else {
       d3ZoomInstance.on('zoom', () => {
-        if (
-          event.sourceEvent &&
-          event.sourceEvent.target !== zoomPane.current
-        ) {
+        if (event.sourceEvent && event.sourceEvent.target !== zoomPane.current) {
           return;
         }
 

src/store/index.ts

@@ -2,11 +2,7 @@ import { createStore, Action, action } from 'easy-peasy';
 import isEqual from 'fast-deep-equal';
 import { Selection as D3Selection, ZoomBehavior } from 'd3';
 
-import {
-  getNodesInside,
-  getConnectedEdges,
-  getRectOfNodes,
-} from '../utils/graph';
+import { getNodesInside, getConnectedEdges, getRectOfNodes } from '../utils/graph';
 import {
   ElementId,
   Elements,
@@ -80,6 +76,8 @@ export interface StoreModel {
   snapToGrid: boolean;
   snapGrid: [number, number];
 
+  isInteractive: boolean;
+
   onConnect: OnConnectFunc;
 
   setOnConnect: Action<StoreModel, OnConnectFunc>;
@@ -111,6 +109,8 @@ export interface StoreModel {
   setConnectionPosition: Action<StoreModel, XYPosition>;
 
   setConnectionSourceId: Action<StoreModel, ElementId | null>;
+
+  setInteractive: Action<StoreModel, boolean>;
 }
 
 const storeModel: StoreModel = {
@@ -136,6 +136,8 @@ const storeModel: StoreModel = {
   snapGrid: [16, 16],
   snapToGrid: true,
 
+  isInteractive: true,
+
   onConnect: () => {},
 
   setOnConnect: action((state, onConnect) => {
@@ -195,11 +197,7 @@ const storeModel: StoreModel = {
 
       return;
     }
-    const selectedNodes = getNodesInside(
-      state.nodes,
-      selection,
-      state.transform
-    );
+    const selectedNodes = getNodesInside(state.nodes, selection, state.transform);
 
     if (!selectedNodes.length) {
       state.nodesSelectionActive = false;
@@ -218,35 +216,21 @@ const storeModel: StoreModel = {
 
   setSelectedElements: action((state, elements) => {
     const selectedElementsArr = Array.isArray(elements) ? elements : [elements];
-    const selectedElementsUpdated = !isEqual(
-      selectedElementsArr,
-      state.selectedElements
-    );
-    const selectedElements = selectedElementsUpdated
-      ? selectedElementsArr
-      : state.selectedElements;
+    const selectedElementsUpdated = !isEqual(selectedElementsArr, state.selectedElements);
+    const selectedElements = selectedElementsUpdated ? selectedElementsArr : state.selectedElements;
 
     state.selectedElements = selectedElements;
   }),
 
   updateSelection: action((state, selection) => {
-    const selectedNodes = getNodesInside(
-      state.nodes,
-      selection,
-      state.transform
-    );
+    const selectedNodes = getNodesInside(state.nodes, selection, state.transform);
     const selectedEdges = getConnectedEdges(selectedNodes, state.edges);
 
     const nextSelectedElements = [...selectedNodes, ...selectedEdges];
-    const selectedElementsUpdated = !isEqual(
-      nextSelectedElements,
-      state.selectedElements
-    );
+    const selectedElementsUpdated = !isEqual(nextSelectedElements, state.selectedElements);
 
     state.selection = selection;
-    state.selectedElements = selectedElementsUpdated
-      ? nextSelectedElements
-      : state.selectedElements;
+    state.selectedElements = selectedElementsUpdated ? nextSelectedElements : state.selectedElements;
   }),
 
   updateTransform: action((state, transform) => {
@@ -276,6 +260,10 @@ const storeModel: StoreModel = {
     state.snapToGrid = snapToGrid;
     state.snapGrid = snapGrid;
   }),
+
+  setInteractive: action((state, isInteractive) => {
+    state.isInteractive = isInteractive;
+  }),
 };
 
 const store = createStore(storeModel);

src/style.css

@@ -67,7 +67,9 @@
 }
 
 @keyframes dashdraw {
-  from {stroke-dashoffset: 10}
+  from {
+    stroke-dashoffset: 10;
+  }
 }
 
 .react-flow__nodes {
@@ -79,21 +81,30 @@
   transform-origin: 0 0;
 }
 
+.is-interactive {
+  .react-flow__node {
+    cursor: grab;
+
+    &:hover > * {
+      box-shadow: 0 1px 5px 2px rgba(0, 0, 0, 0.08);
+    }
+  }
+
+  .react-flow__handle {
+    cursor: crosshair;
+  }
+}
+
 .react-flow__node {
   position: absolute;
   color: #222;
   font-family: sans-serif;
   font-size: 12px;
   text-align: center;
-  cursor: grab;
   user-select: none;
   pointer-events: all;
   transform-origin: 0 0;
 
-  &:hover > * {
-    box-shadow: 0 1px 5px 2px rgba(0, 0, 0, 0.08);
-  }
-
   &.selected > * {
     box-shadow: 0 0 0 2px #555;
   }
@@ -104,7 +115,6 @@
   width: 10px;
   height: 8px;
   background: rgba(255, 255, 255, 0.4);
-  cursor: crosshair;
 
   &.bottom {
     top: auto;
@@ -123,7 +133,6 @@
     top: 50%;
     left: 0;
     transform: translate(0, -50%);
-
   }
 
   &.right {

src/types/index.ts

@@ -99,6 +99,20 @@ export interface NodeComponentProps {
   style?: CSSProperties;
 }
 
+export interface WrapNodeProps {
+  id: ElementId;
+  type: string;
+  data: any;
+  selected: boolean;
+  transform: Transform;
+  xPos: number;
+  yPos: number;
+  isInteractive: boolean;
+  onClick: (node: Node) => void | undefined;
+  onNodeDragStop: (node: Node) => void;
+  style?: CSSProperties;
+}
+
 export type FitViewParams = {
   padding: number;
 };