diff --git a/packages/editor/src/editor/EditorApp.tsx b/packages/editor/src/editor/EditorApp.tsx
index fb5fcf5..e3bf740 100644
--- a/packages/editor/src/editor/EditorApp.tsx
+++ b/packages/editor/src/editor/EditorApp.tsx
@@ -502,14 +502,60 @@ export function EditorApp() {
 
                       <Typography.Text style={{ color: '#94a3b8', fontSize: 12 }}>尺寸</Typography.Text>
                       <Space size={8}>
-                        <InputNumber size="small" value={selected?.rect.w ?? 0} controls={false} readOnly style={{ width: 120 }} />
-                        <InputNumber size="small" value={selected?.rect.h ?? 0} controls={false} readOnly style={{ width: 120 }} />
+                        <InputNumber
+                          size="small"
+                          value={selected?.rect.w ?? 0}
+                          controls={false}
+                          min={1}
+                          disabled={!selected || selected.locked}
+                          onChange={(v) => {
+                            if (!selected) return;
+                            if (typeof v !== 'number') return;
+                            dispatch({ type: 'updateWidgetRect', id: selected.id, rect: { w: v } });
+                          }}
+                          style={{ width: 120 }}
+                        />
+                        <InputNumber
+                          size="small"
+                          value={selected?.rect.h ?? 0}
+                          controls={false}
+                          min={1}
+                          disabled={!selected || selected.locked}
+                          onChange={(v) => {
+                            if (!selected) return;
+                            if (typeof v !== 'number') return;
+                            dispatch({ type: 'updateWidgetRect', id: selected.id, rect: { h: v } });
+                          }}
+                          style={{ width: 120 }}
+                        />
                       </Space>
 
                       <Typography.Text style={{ color: '#94a3b8', fontSize: 12 }}>位置</Typography.Text>
                       <Space size={8}>
-                        <InputNumber size="small" value={selected?.rect.x ?? 0} controls={false} readOnly style={{ width: 120 }} />
-                        <InputNumber size="small" value={selected?.rect.y ?? 0} controls={false} readOnly style={{ width: 120 }} />
+                        <InputNumber
+                          size="small"
+                          value={selected?.rect.x ?? 0}
+                          controls={false}
+                          disabled={!selected || selected.locked}
+                          onChange={(v) => {
+                            if (!selected) return;
+                            if (typeof v !== 'number') return;
+                            dispatch({ type: 'updateWidgetRect', id: selected.id, rect: { x: v } });
+                          }}
+                          style={{ width: 120 }}
+                        />
+                        <InputNumber
+                          size="small"
+                          value={selected?.rect.y ?? 0}
+                          controls={false}
+                          disabled={!selected || selected.locked}
+                          onChange={(v) => {
+                            if (!selected) return;
+                            if (typeof v !== 'number') return;
+                            dispatch({ type: 'updateWidgetRect', id: selected.id, rect: { y: v } });
+                          }}
+                          style={{ width: 120 }}
+                        />
                       </Space>
                     </div>
 
diff --git a/packages/editor/src/editor/store.ts b/packages/editor/src/editor/store.ts
index 380d05c..e808a8c 100644
--- a/packages/editor/src/editor/store.ts
+++ b/packages/editor/src/editor/store.ts
@@ -67,6 +67,7 @@ export type EditorAction =
   | { type: 'bringForwardSelected' }
   | { type: 'sendBackwardSelected' }
   | { type: 'sendToBackSelected' }
+  | { type: 'updateWidgetRect'; id: string; rect: Partial<Rect> }
   | UpdateWidgetPropsAction;
 
 interface DragSession {
@@ -336,6 +337,41 @@ export function editorReducer(state: EditorRuntimeState, action: EditorAction):
       };
     }
 
+    case 'updateWidgetRect': {
+      const target = state.doc.screen.nodes.find((n) => n.id === action.id);
+      if (!target) return state;
+      if (target.locked) return state;
+
+      const next: Rect = {
+        x: typeof action.rect.x === 'number' ? action.rect.x : target.rect.x,
+        y: typeof action.rect.y === 'number' ? action.rect.y : target.rect.y,
+        w: typeof action.rect.w === 'number' ? action.rect.w : target.rect.w,
+        h: typeof action.rect.h === 'number' ? action.rect.h : target.rect.h,
+      };
+
+      const bounds = { w: state.doc.screen.width, h: state.doc.screen.height };
+      const rect = clampRectToBounds(
+        {
+          x: Math.round(next.x),
+          y: Math.round(next.y),
+          w: Math.round(next.w),
+          h: Math.round(next.h),
+        },
+        bounds,
+        50,
+      );
+
+      return {
+        ...historyPush(state),
+        doc: {
+          screen: {
+            ...state.doc.screen,
+            nodes: state.doc.screen.nodes.map((n) => (n.id === action.id ? { ...n, rect } : n)),
+          },
+        },
+      };
+    }
+
     case 'updateWidgetProps': {
       return updateWidgetProps(state, action);
     }