switch sides

Signed-off-by: 21pages <pages21@163.com>

flutter/lib/desktop/pages/remote_page.dart

@@ -33,10 +33,12 @@ class RemotePage extends StatefulWidget {
     Key? key,
     required this.id,
     required this.menubarState,
+    this.switchUuid,
   }) : super(key: key);
 
   final String id;
   final MenubarState menubarState;
+  final String? switchUuid;
   final SimpleWrapper<State<RemotePage>?> _lastState = SimpleWrapper(null);
 
   FFI get ffi => (_lastState.value! as _RemotePageState)._ffi;
@@ -100,7 +102,10 @@ class _RemotePageState extends State<RemotePage>
       showKBLayoutTypeChooserIfNeeded(
           _ffi.ffiModel.pi.platform, _ffi.dialogManager);
     });
-    _ffi.start(widget.id);
+    _ffi.start(
+      widget.id,
+      switchUuid: widget.switchUuid,
+    );
     WidgetsBinding.instance.addPostFrameCallback((_) {
       SystemChrome.setEnabledSystemUIMode(SystemUiMode.manual, overlays: []);
       _ffi.dialogManager

flutter/lib/desktop/pages/remote_tab_page.dart

@@ -64,6 +64,7 @@ class _ConnectionTabPageState extends State<ConnectionTabPage> {
           key: ValueKey(peerId),
           id: peerId,
           menubarState: _menubarState,
+          switchUuid: params['switch_uuid'],
         ),
       ));
       _update_remote_count();
@@ -84,6 +85,7 @@ class _ConnectionTabPageState extends State<ConnectionTabPage> {
       if (call.method == "new_remote_desktop") {
         final args = jsonDecode(call.arguments);
         final id = args['id'];
+        final switchUuid = args['switch_uuid'];
         window_on_top(windowId());
         ConnectionTypeState.init(id);
         tabController.add(TabInfo(
@@ -96,6 +98,7 @@ class _ConnectionTabPageState extends State<ConnectionTabPage> {
             key: ValueKey(id),
             id: id,
             menubarState: _menubarState,
+            switchUuid: switchUuid,
           ),
         ));
       } else if (call.method == "onDestroy") {

flutter/lib/desktop/pages/server_page.dart

@@ -516,6 +516,15 @@ class _CmControlPanel extends StatelessWidget {
     return Column(
       mainAxisAlignment: MainAxisAlignment.end,
       children: [
+        Offstage(
+          offstage: !client.fromSwitch,
+          child: buildButton(context,
+              color: Colors.purple,
+              onClick: () => handleSwitchBack(context),
+              icon: Icon(Icons.reply, color: Colors.white),
+              text: "Switch Sides",
+              textColor: Colors.white),
+        ),
         Offstage(
           offstage: !showElevation,
           child: buildButton(context, color: Colors.green[700], onClick: () {
@@ -674,6 +683,10 @@ class _CmControlPanel extends StatelessWidget {
       windowManager.close();
     }
   }
+
+  void handleSwitchBack(BuildContext context) {
+    bind.cmSwitchBack(connId: client.id);
+  }
 }
 
 void checkClickTime(int id, Function() callback) async {

flutter/lib/desktop/widgets/remote_menubar.dart

@@ -509,6 +509,7 @@ class _RemoteMenubarState extends State<RemoteMenubar> {
   List<MenuEntryBase<String>> _getControlMenu(BuildContext context) {
     final pi = widget.ffi.ffiModel.pi;
     final perms = widget.ffi.ffiModel.permissions;
+    final peer_version = widget.ffi.ffiModel.pi.version;
     const EdgeInsets padding = EdgeInsets.only(left: 14.0, right: 5.0);
     final List<MenuEntryBase<String>> displayMenu = [];
     displayMenu.addAll([
@@ -651,6 +652,18 @@ class _RemoteMenubarState extends State<RemoteMenubar> {
           dismissOnClicked: true,
         ));
       }
+      if (version_cmp(peer_version, '1.2.0') >= 0) {
+        displayMenu.add(MenuEntryButton<String>(
+          childBuilder: (TextStyle? style) => Text(
+            translate('Switch Sides'),
+            style: style,
+          ),
+          proc: () =>
+              showConfirmSwitchSidesDialog(widget.id, widget.ffi.dialogManager),
+          padding: padding,
+          dismissOnClicked: true,
+        ));
+      }
     }
 
     if (pi.version.isNotEmpty) {
@@ -721,6 +734,7 @@ class _RemoteMenubarState extends State<RemoteMenubar> {
   List<MenuEntryBase<String>> _getDisplayMenu(
       dynamic futureData, int remoteCount) {
     const EdgeInsets padding = EdgeInsets.only(left: 18.0, right: 8.0);
+    final peer_version = widget.ffi.ffiModel.pi.version;
     final displayMenu = [
       MenuEntryRadios<String>(
         text: translate('Ratio'),
@@ -880,9 +894,7 @@ class _RemoteMenubarState extends State<RemoteMenubar> {
             final fpsSlider = Offstage(
               offstage:
                   (await bind.mainIsUsingPublicServer() && direct != true) ||
-                      (await bind.versionToNumber(
-                              v: widget.ffi.ffiModel.pi.version) <
-                          await bind.versionToNumber(v: '1.2.0')),
+                      version_cmp(peer_version, '1.2.0') < 0,
               child: Row(
                 children: [
                   Obx((() => Slider(
@@ -1391,16 +1403,33 @@ void showAuditDialog(String id, dialogManager) async {
             focusNode: focusNode,
           )),
       actions: [
-        TextButton(
-          style: flatButtonStyle,
-          onPressed: close,
-          child: Text(translate('Cancel')),
-        ),
-        TextButton(
-          style: flatButtonStyle,
-          onPressed: submit,
-          child: Text(translate('OK')),
-        ),
+        dialogButton('Cancel', onPressed: close, isOutline: true),
+        dialogButton('OK', onPressed: submit)
+      ],
+      onSubmit: submit,
+      onCancel: close,
+    );
+  });
+}
+
+void showConfirmSwitchSidesDialog(
+    String id, OverlayDialogManager dialogManager) async {
+  dialogManager.show((setState, close) {
+    submit() async {
+      await bind.sessionSwitchSides(id: id);
+      closeConnection(id: id);
+    }
+
+    return CustomAlertDialog(
+      title: Text(translate('Switch Sides')),
+      content: Column(
+        children: [
+          Text(translate('Please confirm if you want to share your desktop?')),
+        ],
+      ),
+      actions: [
+        dialogButton('Cancel', onPressed: close, isOutline: true),
+        dialogButton('OK', onPressed: submit),
       ],
       onSubmit: submit,
       onCancel: close,