Merge pull request #3449 from wbkd/svelte-flow-connection-mode

[svelte-flow] added connectionMode prop

examples/react/src/examples/Overview/index.tsx

@@ -14,6 +14,7 @@ import {
   Controls,
   Background,
   MiniMap,
+  ConnectionMode,
 } from '@xyflow/react';
 
 const onNodeDragStart = (_: ReactMouseEvent, node: Node, nodes: Node[]) => console.log('drag start', node, nodes);
@@ -193,6 +194,7 @@ const OverviewFlow = () => {
     <ReactFlow
       nodes={nodes}
       edges={edges}
+      connectionMode={ConnectionMode.Strict}
       onNodesChange={onNodesChange}
       onEdgesChange={onEdgesChange}
       onNodeClick={onNodeClick}

examples/svelte/src/routes/overview/+page.svelte

@@ -11,7 +11,8 @@
 		type NodeTypes,
 		type EdgeTypes,
 		type Node,
-		type Edge
+		type Edge,
+		ConnectionMode
 	} from '@xyflow/svelte';
 
 	import CustomNode from './CustomNode.svelte';
@@ -165,6 +166,7 @@
 	}}
 	autoPanOnConnect
 	autoPanOnNodeDrag
+	connectionMode={ConnectionMode.Strict}
 	attributionPosition={'top-center'}
 >
 	<Controls />

packages/svelte/src/lib/container/SvelteFlow/SvelteFlow.svelte

@@ -1,7 +1,7 @@
 <script lang="ts">
   import { onMount, hasContext } from 'svelte';
   import cc from 'classcat';
-  import { PanOnScrollMode, type Viewport } from '@xyflow/system';
+  import { ConnectionMode, PanOnScrollMode, type Viewport } from '@xyflow/system';
 
   import { Zoom } from '$lib/container/Zoom';
   import { Pane } from '$lib/container/Pane';
@@ -38,6 +38,7 @@
   export let deleteKey: $$Props['deleteKey'] = undefined;
   export let connectionRadius: $$Props['connectionRadius'] = undefined;
   export let connectionLineType: $$Props['connectionLineType'] = undefined;
+  export let connectionMode: $$Props['connectionMode'] = ConnectionMode.Strict;
   export let onMoveStart: $$Props['onMoveStart'] = undefined;
   export let onMove: $$Props['onMove'] = undefined;
   export let onMoveEnd: $$Props['onMoveEnd'] = undefined;
@@ -110,7 +111,8 @@
       isValidConnection,
       autoPanOnConnect,
       autoPanOnNodeDrag,
-      onError
+      onError,
+      connectionMode
     };
 
     updateStoreByKeys(store, updatableProps);

packages/svelte/src/lib/container/SvelteFlow/types.ts

@@ -15,6 +15,7 @@ import type {
   HandleType,
   NodeBase,
   OnError,
+  ConnectionMode,
   PanelPosition,
   ProOptions
 } from '@xyflow/system';
@@ -37,6 +38,7 @@ export type SvelteFlowProps = DOMAttributes<HTMLDivElement> & {
   maxZoom?: number;
   initialViewport?: Viewport;
   connectionRadius?: number;
+  connectionMode?: ConnectionMode;
   selectionMode?: SelectionMode;
   snapGrid?: SnapGrid;
   defaultMarkerColor?: string;

packages/svelte/src/lib/container/SvelteFlow/utils.ts

@@ -61,6 +61,7 @@ export type UpdatableStoreProps = {
   isValidConnection?: UnwrapWritable<SvelteFlowStore['isValidConnection']>;
   autoPanOnConnect?: UnwrapWritable<SvelteFlowStore['autoPanOnConnect']>;
   autoPanOnNodeDrag?: UnwrapWritable<SvelteFlowStore['autoPanOnNodeDrag']>;
+  connectionMode?: UnwrapWritable<SvelteFlowStore['connectionMode']>;
   onError?: UnwrapWritable<SvelteFlowStore['onError']>;
 };