fix: 桌面拾取按钮判定与重复函数清理

src/renderer/src/panels/Properties.tsx

@@ -443,8 +443,10 @@ function FieldControl({
 }) {
   const raw = node.values[field.key] ?? field.defaultValue;
   const [picking, setPicking] = useState(false);
-  const isVisionTarget = /^(OcrOffline_|CV_)/.test(node.componentId);
+  const isGroundTarget = node.componentId.endsWith("Ground");
+  const isVisionSource = /^(OcrOffline_|CV_|Image_)/.test(node.componentId);
   const isWindowTarget = /^(Window_|System_ConnectRemoteDesktop)/.test(node.componentId);
+  const isVisionTarget = /^(OcrOffline_|CV_)/.test(node.componentId);
 
   const insertVariable = (expression: string) => {
     const current = textOf(raw).trim();
@@ -452,6 +454,23 @@ function FieldControl({
     onChange(field.key, current === "" || known ? expression : `${textOf(raw)}${expression}`);
   };
 
+  const pickDesktop = async () => {
+    setPicking(true);
+    try {
+      const picked = await window.rpa.desktop.pickElement();
+      if (picked.cancelled) {
+        onToast("已取消拾取");
+        return;
+      }
+      onChange(field.key, picked.selector);
+      onToast("已拾取：" + (picked.name || picked.controlType || "元素"));
+    } catch (error) {
+      onToast(error instanceof Error ? error.message : String(error), "error");
+    } finally {
+      setPicking(false);
+    }
+  };
+
   const pickPath = async (directories: boolean) => {
     try {
       const selected = await window.rpa.dialog.open({
@@ -616,9 +635,15 @@ function FieldControl({
             placeholder="css:#submit / aria:button"
             onChange={(event) => onChange(field.key, event.target.value)}
           />
-          <button type="button" className="mini-btn" disabled={picking} onClick={() => void pickElement()} title="从运行浏览器拾取元素">
+          {isGroundTarget ? (
+            <button type="button" className="mini-btn" disabled={picking} onClick={() => void pickDesktop()} title="从桌面拾取元素（移到目标按空格）">
+            {picking ? "桌面拾取中" : "桌面拾取"}
+            </button>
+          ) : (
+            <button type="button" className="mini-btn" disabled={picking} onClick={() => void pickElement()} title="从运行浏览器拾取元素">
             {picking ? "拾取中" : "拾取"}
-          </button>
+            </button>
+          )}
         </div>
       ) : field.widget === "secret" ? (
         <div className="field-row">