固定 下面的输入框

src/components/WorkflowCanvas.tsx

@@ -34,7 +34,6 @@ import { ConnectionDropMenu, type ConnectionIntent } from "./ConnectionDropMenu"
 import { MultiSelectToolbar } from "./MultiSelectToolbar";
 import { EdgeToolbar } from "./EdgeToolbar";
 import { GlobalImageHistory } from "./GlobalImageHistory";
-import { NodeGenerationComposer } from "./composer/NodeGenerationComposer";
 import { NodeType, NanoBananaNodeData, HandleType, PromptNodeData, SmartTextNodeData, LLMGenerateNodeData, PromptConstructorNodeData, AvailableVariable, SelectedModel, WorkflowNode } from "@/types";
 import { DEFAULT_NODE_DIMENSIONS, defaultNodeDimensions } from "@/store/utils/nodeDefaults";
 import { NodeHeaderProvider } from "./nodes/NodeHeaderContext";
@@ -76,7 +75,6 @@ import { useI18n } from "@/i18n";
 import { buildDefaultGenerationNodeCreation } from "@/utils/defaultGenerationNodeModel";
 import { isSmartImageGenerateMode } from "@/utils/smartImageMode";
 import { deriveSmartTextMode } from "@/utils/smartTextMode";
-import { useCanvasPreviewMode } from "@/components/CanvasPreviewModeContext";
 import { getNodePrimaryImageUrl, getNodePrimaryMediaUrl, isTextOnlyContextMenuNode } from "@/utils/canvasNodeMedia";
 import {
   canConnectOutputMediaToNode,
@@ -524,7 +522,6 @@ function getCanvasPanOnDrag(disabled: boolean): PanOnDragValue {
 
 export function WorkflowCanvas() {
   const { t } = useI18n();
-  const isPreviewMode = useCanvasPreviewMode();
   const searchParams = useSearchParams();
   const urlWorkflowId = searchParams?.get("workflowId") ?? null;
   const { nodes, edges, groups, isModalOpen, navigationTarget, canvasNavigationSettings, dimmedNodeIds, skippedNodeIds, providerSettings, isRunning } =
@@ -1003,35 +1000,6 @@ export function WorkflowCanvas() {
     () => allNodes.filter((node) => node.selected),
     [allNodes]
   );
-  const isSingleCanvasSelection = selectedCanvasNodes.length === 1;
-  const selectedComposerTarget = useMemo(() => {
-    if (isPreviewMode) return null;
-    if (!isSingleCanvasSelection) return null;
-    const node = selectedCanvasNodes[0];
-    if (!node || node.type === "group") return null;
-    const position = absoluteNodePositions.get(node.id) ?? node.position;
-    const dimensions = getWorkflowNodeDimensions(node);
-    return {
-      nodeId: node.id,
-      position: {
-        x: position.x + dimensions.width / 2,
-        y: position.y + dimensions.height,
-      },
-    };
-  }, [absoluteNodePositions, isPreviewMode, isSingleCanvasSelection, selectedCanvasNodes]);
-  const [globalComposerTarget, setGlobalComposerTarget] = useState<{
-    nodeId: string;
-    selected: boolean;
-    position: { x: number; y: number };
-  } | null>(null);
-
-  useEffect(() => {
-    if (selectedComposerTarget) {
-      setGlobalComposerTarget({ ...selectedComposerTarget, selected: true });
-      return;
-    }
-    setGlobalComposerTarget((current) => current ? { ...current, selected: false } : null);
-  }, [selectedComposerTarget]);
 
   const selectedBatchSourceNodeIds = useMemo(() => {
     const selectedGroupIds = selectedCanvasNodes
@@ -3193,13 +3161,6 @@ export function WorkflowCanvas() {
                   }}
                 />
               )}
-              {globalComposerTarget ? (
-                <NodeGenerationComposer
-                  nodeId={globalComposerTarget.nodeId}
-                  selected={globalComposerTarget.selected}
-                  position={globalComposerTarget.position}
-                />
-              ) : null}
             </ViewportPortal>
           </ReactFlow>
         </NodeHeaderProvider>

src/components/composer/NodeGenerationComposer.tsx

@@ -14,7 +14,6 @@ import { isSmartImageAutoTaskNode } from "@/utils/smartImageMode";
 interface NodeGenerationComposerProps {
   nodeId: string;
   selected: boolean;
-  position?: { x: number; y: number };
 }
 
 function getNodeImageSource(node: WorkflowNode | null): string | null {
@@ -49,18 +48,15 @@ function isAutoImageTaskNode(node: WorkflowNode | null): boolean {
 export function NodeGenerationComposer({
   nodeId,
   selected,
-  position,
 }: NodeGenerationComposerProps) {
-  return <EditableNodeGenerationComposer nodeId={nodeId} selected={selected} position={position} />;
+  return <EditableNodeGenerationComposer nodeId={nodeId} selected={selected} />;
 }
 
 function NodeGenerationComposerFrame({
   hidden,
-  position,
   children,
 }: {
   hidden: boolean;
-  position: { x: number; y: number };
   children: ReactNode;
 }) {
   const { zoom } = useViewport();
@@ -70,14 +66,10 @@ function NodeGenerationComposerFrame({
     <div
       data-canvas-generator-root
       hidden={hidden}
-      className="pointer-events-none absolute overflow-visible"
-      style={{
-        left: `${position.x}px`,
-        top: `${position.y}px`,
-      }}
+      className="pointer-events-none absolute left-0 top-0 h-full w-full overflow-visible"
     >
       <div
-        className="node-floating-ui nodrag nopan nowheel pointer-events-auto absolute z-[10020]"
+        className="node-floating-ui nodrag nopan nowheel pointer-events-auto absolute left-1/2 top-full z-[10020]"
         style={{
           transform: `translateX(-50%) translateY(${12 / safeZoom}px) scale(${1 / safeZoom})`,
           transformOrigin: "top center",
@@ -89,11 +81,7 @@ function NodeGenerationComposerFrame({
   );
 }
 
-function EditableNodeGenerationComposer({
-  nodeId,
-  selected,
-  position = { x: 0, y: 0 },
-}: NodeGenerationComposerProps) {
+function EditableNodeGenerationComposer({ nodeId, selected }: Pick<NodeGenerationComposerProps, "nodeId" | "selected">) {
   const selectedNodeCount = useSelectedNodeCount();
   const nodes = useWorkflowStore((state) => state.nodes);
   const edges = useWorkflowStore((state) => state.edges);
@@ -157,7 +145,7 @@ function EditableNodeGenerationComposer({
   }
 
   return (
-    <NodeGenerationComposerFrame hidden={isFrameHidden} position={position}>
+    <NodeGenerationComposerFrame hidden={isFrameHidden}>
       {canUseMultiAngle && context.node && imageSource ? (
         <NodeMultiAnglePanel node={context.node} imageSource={imageSource} onClose={closePanel} />
       ) : null}

src/components/nodes/BaseNode.tsx

@@ -4,6 +4,7 @@ import { ReactNode, useRef, useLayoutEffect } from "react";
 import { Node, useReactFlow } from "@xyflow/react";
 import { useWorkflowStore } from "@/store/workflowStore";
 import { isPanningRef, isDraggingNodeRef } from "@/components/WorkflowCanvas";
+import { NodeGenerationComposer } from "@/components/composer/NodeGenerationComposer";
 import { useCanvasPreviewMode } from "@/components/CanvasPreviewModeContext";
 import { useI18n } from "@/i18n";
 import { isPopiProviderMode } from "@/lib/providerMode";
@@ -326,6 +327,7 @@ export function BaseNode({
         {header}
         <div ref={contentRef} style={{ contain: "layout style" }} className={contentClassName ?? (autoSizeContent ? "relative h-full w-full" : fullBleed ? "flex-1 min-h-0 relative" : "px-3 pb-4 flex-1 min-h-0 overflow-visible flex flex-col")}>{children}</div>
         {floatingPanel}
+        {!isPreviewMode && <NodeGenerationComposer nodeId={id} selected={selected} />}
       </div>
       {settingsPanel && (
         <div ref={settingsPanelRef}>