diff --git a/src/components/image-editor/ImageCanvasEditorPrimitives.tsx b/src/components/image-editor/ImageCanvasEditorPrimitives.tsx
new file mode 100644
index 00000000..c84fd5a8
--- /dev/null
+++ b/src/components/image-editor/ImageCanvasEditorPrimitives.tsx
@@ -0,0 +1,96 @@
+import type { ComponentType, ReactNode } from 'react';
+
+type IconComponent = ComponentType<{ className?: string }>;
+
+export type EditorIconButtonProps = {
+  label: string;
+  title?: string;
+  icon: IconComponent;
+  className?: string;
+  type?: 'button' | 'submit';
+  disabled?: boolean;
+  pressed?: boolean;
+  expanded?: boolean;
+  onClick?: () => void;
+};
+
+export function EditorIconButton({
+  label,
+  title = label,
+  icon: Icon,
+  className,
+  type = 'button',
+  disabled,
+  pressed,
+  expanded,
+  onClick,
+}: EditorIconButtonProps) {
+  return (
+    <button
+      type={type}
+      className={className}
+      aria-label={label}
+      title={title}
+      disabled={disabled}
+      aria-pressed={pressed}
+      aria-expanded={expanded}
+      onClick={onClick}
+    >
+      <Icon className="h-4 w-4" />
+    </button>
+  );
+}
+
+export type SidebarMediaItemProps = {
+  title: string;
+  detail: string;
+  imageSrc: string;
+  imageAlt: string;
+  selected?: boolean;
+  primaryLabel: string;
+  onPrimaryClick: () => void;
+  thumbnailClassName: string;
+  metaClassName: string;
+  rowClassName: string;
+  primaryClassName?: string;
+  actions?: ReactNode;
+  titleNode?: ReactNode;
+};
+
+export function SidebarMediaItem({
+  title,
+  detail,
+  imageSrc,
+  imageAlt,
+  selected = false,
+  primaryLabel,
+  onPrimaryClick,
+  thumbnailClassName,
+  metaClassName,
+  rowClassName,
+  primaryClassName,
+  actions,
+  titleNode,
+}: SidebarMediaItemProps) {
+  return (
+    <div
+      className={`${rowClassName} ${selected ? `${rowClassName}--selected` : ''}`}
+    >
+      <button
+        type="button"
+        className={primaryClassName}
+        onClick={onPrimaryClick}
+        aria-label={primaryLabel}
+      >
+        <span className={thumbnailClassName}>
+          <img src={imageSrc} alt={imageAlt} />
+        </span>
+      </button>
+      <div className={metaClassName}>
+        {titleNode ?? <span>{title}</span>}
+        <span>{detail}</span>
+      </div>
+      {actions}
+    </div>
+  );
+}
diff --git a/src/components/image-editor/ImageCanvasEditorView.tsx b/src/components/image-editor/ImageCanvasEditorView.tsx
index 4be77503..4f01071c 100644
--- a/src/components/image-editor/ImageCanvasEditorView.tsx
+++ b/src/components/image-editor/ImageCanvasEditorView.tsx
@@ -26,10 +26,8 @@ import {
   X,
 } from 'lucide-react';
 import {
-  type ComponentType,
   type KeyboardEvent as ReactKeyboardEvent,
   type PointerEvent as ReactPointerEvent,
-  type ReactNode,
   useCallback,
   useEffect,
   useMemo,
@@ -48,6 +46,10 @@ import {
   saveEditorProjectLayout,
 } from '../../services/image-editor/editorProjectClient';
 import { ApiClientError } from '../../services/apiClient';
+import {
+  EditorIconButton,
+  SidebarMediaItem,
+} from './ImageCanvasEditorPrimitives';
 
 type EditorAsset = {
   id: string;
@@ -141,34 +143,6 @@ type SnapCandidate = {
   distance: number;
 };
 
-type EditorIconButtonProps = {
-  label: string;
-  title?: string;
-  icon: ComponentType<{ className?: string }>;
-  className?: string;
-  type?: 'button' | 'submit';
-  disabled?: boolean;
-  pressed?: boolean;
-  expanded?: boolean;
-  onClick?: () => void;
-};
-
-type SidebarMediaItemProps = {
-  title: string;
-  detail: string;
-  imageSrc: string;
-  imageAlt: string;
-  selected?: boolean;
-  primaryLabel: string;
-  onPrimaryClick: () => void;
-  thumbnailClassName: string;
-  metaClassName: string;
-  rowClassName: string;
-  primaryClassName?: string;
-  actions?: ReactNode;
-  titleNode?: ReactNode;
-};
-
 type DragState =
   | {
       kind: 'pan';
@@ -304,71 +278,6 @@ const CANVAS_BACKGROUND_OPTIONS = [
   { label: '冷蓝', value: '#eef6ff' },
 ];
 
-function EditorIconButton({
-  label,
-  title = label,
-  icon: Icon,
-  className,
-  type = 'button',
-  disabled,
-  pressed,
-  expanded,
-  onClick,
-}: EditorIconButtonProps) {
-  return (
-    <button
-      type={type}
-      className={className}
-      aria-label={label}
-      title={title}
-      disabled={disabled}
-      aria-pressed={pressed}
-      aria-expanded={expanded}
-      onClick={onClick}
-    >
-      <Icon className="h-4 w-4" />
-    </button>
-  );
-}
-
-function SidebarMediaItem({
-  title,
-  detail,
-  imageSrc,
-  imageAlt,
-  selected = false,
-  primaryLabel,
-  onPrimaryClick,
-  thumbnailClassName,
-  metaClassName,
-  rowClassName,
-  primaryClassName,
-  actions,
-  titleNode,
-}: SidebarMediaItemProps) {
-  return (
-    <div
-      className={`${rowClassName} ${selected ? `${rowClassName}--selected` : ''}`}
-    >
-      <button
-        type="button"
-        className={primaryClassName}
-        onClick={onPrimaryClick}
-        aria-label={primaryLabel}
-      >
-        <span className={thumbnailClassName}>
-          <img src={imageSrc} alt={imageAlt} />
-        </span>
-      </button>
-      <div className={metaClassName}>
-        {titleNode ?? <span>{title}</span>}
-        <span>{detail}</span>
-      </div>
-      {actions}
-    </div>
-  );
-}
-
 function clamp(value: number, min: number, max: number) {
   return Math.min(max, Math.max(min, value));
 }
@@ -1604,32 +1513,25 @@ export function ImageCanvasEditorView() {
                   aria-label={folder.label}
                 >
                   <div className="image-canvas-editor__asset-folder-header">
-                    <button
-                      type="button"
-                      aria-label={`${folder.collapsed ? '展开' : '折叠'}${folder.label}`}
-                      aria-expanded={!folder.collapsed}
+                    <EditorIconButton
+                      label={`${folder.collapsed ? '展开' : '折叠'}${folder.label}`}
+                      title={folder.collapsed ? '展开' : '折叠'}
+                      icon={folder.collapsed ? ChevronRight : ChevronDown}
+                      expanded={!folder.collapsed}
                       onClick={() => toggleAssetFolder(folder.id)}
-                    >
-                      {folder.collapsed ? (
-                        <ChevronRight className="h-4 w-4" />
-                      ) : (
-                        <ChevronDown className="h-4 w-4" />
-                      )}
-                    </button>
+                    />
                     <Folder className="h-4 w-4" />
                     <span>{folder.label}</span>
                     <span>{folder.assets.length}</span>
-                    <button
-                      type="button"
-                      aria-label={`上传到${folder.label}`}
+                    <EditorIconButton
+                      label={`上传到${folder.label}`}
                       title="上传"
+                      icon={ImagePlus}
                       onClick={() => {
                         setActiveUploadFolderId(folder.id);
                         uploadInputRef.current?.click();
                       }}
-                    >
-                      <ImagePlus className="h-4 w-4" />
-                    </button>
+                    />
                   </div>
                   <div
                     className="image-canvas-editor__asset-folder-list"
@@ -2192,18 +2094,16 @@ export function ImageCanvasEditorView() {
                   {generateDialog.errorMessage}
                 </div>
               ) : null}
-              <button
-                type="button"
+              <EditorIconButton
                 className="image-canvas-editor__generation-close"
-                aria-label="关闭生成图片"
+                label="关闭生成图片"
+                icon={X}
                 disabled={generateDialog.status === 'generating'}
                 onClick={() => {
                   setGenerateDialog(null);
                   setActiveTool('select');
                 }}
-              >
-                <X className="h-4 w-4" />
-              </button>
+              />
             </form>
           ) : null}
         </div>