feat: scheme apply feature.

app/lib/constants/constants.dart

@@ -19,6 +19,16 @@ const double defaultBorderRadius = 8;
 
 const double defaultButtonHeight = 36;
 
+const userGestureConfigFilePath = 'deepin/dde-daemon/gesture.json';
+
+const deepinLogoutCommands = [
+  'dbus-send',
+  '--type=method_call',
+  '--dest=com.deepin.SessionManager',
+  '/com/deepin/SessionManager',
+  'com.deepin.SessionManager.RequestLogout'
+];
+
 const List<String> builtInCommands = [
   'ShowWorkspace',
   'Handle4Or5FingersSwipeUp',

app/lib/pages/local_manager.dart

@@ -8,6 +8,7 @@ import 'package:dde_gesture_manager/models/local_schemes_provider.dart';
 import 'package:dde_gesture_manager/models/scheme.dart';
 import 'package:dde_gesture_manager/models/scheme.provider.dart';
 import 'package:dde_gesture_manager/models/settings.provider.dart';
+import 'package:dde_gesture_manager/utils/apply_scheme_interface.dart';
 import 'package:dde_gesture_manager/widgets/dde_button.dart';
 import 'package:dde_gesture_manager_api/models.dart' show SchemeForDownload;
 import 'package:flutter/cupertino.dart';
@@ -257,10 +258,10 @@ class LocalManagerState extends State<LocalManager> {
                               DButton.apply(
                                 enabled: true,
                                 onTap: () {
-                                  var appliedId =
-                                      localSchemes.firstWhere((ele) => ele.path == _selectedItemPath).scheme.id!;
-                                  appliedId.sout();
-                                  context.read<ConfigsProvider>().setProps(appliedSchemeId: appliedId);
+                                  var appliedScheme =
+                                      localSchemes.firstWhere((ele) => ele.path == _selectedItemPath).scheme;
+                                  context.read<ConfigsProvider>().setProps(appliedSchemeId: appliedScheme.id);
+                                  SchemeApplyUtil().apply(context, appliedScheme);
                                 },
                               ),
                             ]

app/lib/utils/apply_scheme_interface.dart

@@ -0,0 +1,7 @@
+import 'package:dde_gesture_manager/models/scheme.dart';
+import 'package:flutter/material.dart';
+export 'apply_scheme_web.dart' if (dart.library.io) 'apply_scheme_linux.dart';
+
+abstract class SchemeApplyUtilStub {
+  void apply(BuildContext context, Scheme scheme);
+}

app/lib/utils/apply_scheme_linux.dart

@@ -0,0 +1,40 @@
+import 'dart:io';
+
+import 'package:dde_gesture_manager/constants/constants.dart';
+import 'package:dde_gesture_manager/extensions.dart';
+import 'package:dde_gesture_manager/models/scheme.dart';
+import 'package:dde_gesture_manager/utils/helper.dart';
+import 'package:dde_gesture_manager/utils/notificator.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_platform_alert/flutter_platform_alert.dart';
+import 'package:uuid/uuid.dart';
+import 'apply_scheme_interface.dart';
+import 'package:xdg_directories/xdg_directories.dart' as xdg;
+import 'package:path/path.dart' show join;
+
+class SchemeApplyUtil implements SchemeApplyUtilStub {
+  void apply(BuildContext context, Scheme scheme) {
+    var configFilePath = join(xdg.configHome.path, userGestureConfigFilePath);
+    configFilePath.sout();
+    var file = File(configFilePath);
+    if (scheme.id == Uuid.NAMESPACE_NIL) {
+      if (file.existsSync()) file.deleteSync();
+    } else {
+      if (!file.existsSync()) file.createSync(recursive: true);
+      file.writeAsStringSync(
+        H.transGesturePropsToConfig(scheme.gestures ?? []),
+        flush: true,
+      );
+      Notificator.showConfirm(
+        title: LocaleKeys.info_apply_scheme_success.tr(),
+        description: LocaleKeys.info_apply_scheme_description.tr(),
+        positiveButtonTitle: LocaleKeys.info_apply_scheme_logout_immediately.tr(),
+        negativeButtonTitle: LocaleKeys.str_cancel.tr(),
+      ).then((value) {
+        if (value == CustomButton.positiveButton) {
+          Process.run(deepinLogoutCommands.first, deepinLogoutCommands.skip(1).toList());
+        }
+      });
+    }
+  }
+}

app/lib/utils/apply_scheme_web.dart

@@ -0,0 +1,39 @@
+import 'package:dde_gesture_manager/constants/constants.dart';
+import 'package:dde_gesture_manager/extensions.dart';
+import 'package:dde_gesture_manager/models/scheme.dart';
+import 'package:dde_gesture_manager/utils/helper.dart';
+import 'package:dde_gesture_manager/utils/notificator.dart';
+import 'package:flutter/material.dart';
+import 'package:uuid/uuid.dart';
+import 'apply_scheme_interface.dart';
+import 'package:flutter/services.dart';
+
+class SchemeApplyUtil implements SchemeApplyUtilStub {
+  void apply(BuildContext context, Scheme scheme) {
+    var cmd = scheme.id == Uuid.NAMESPACE_NIL
+        ? [
+            'rm \$XDG_CONFIG_HOME/${userGestureConfigFilePath}',
+          ]
+        : [
+            'cat > \$XDG_CONFIG_HOME/${userGestureConfigFilePath} << EOF',
+            '${H.transGesturePropsToConfig(scheme.gestures ?? [])}',
+            'EOF',
+          ];
+    cmd.add('zenity'
+        ' --title=${LocaleKeys.info_apply_scheme_success.tr()}'
+        ' --question'
+        ' --no-wrap'
+        ' --text=${LocaleKeys.info_apply_scheme_description.tr()}'
+        ' --ok-label=${LocaleKeys.info_apply_scheme_logout_immediately.tr()}'
+        ' --cancel-label=${LocaleKeys.str_cancel.tr()}'
+        ' && ${deepinLogoutCommands.join(' ')}');
+    Clipboard.setData(ClipboardData(
+      text: cmd.join('\n'),
+    ));
+    Notificator.success(
+      context,
+      title: LocaleKeys.info_apply_scheme_commands_copied_title.tr(),
+      description: LocaleKeys.info_apply_scheme_commands_copied_description.tr(),
+    );
+  }
+}

app/lib/utils/helper.dart

@@ -1,3 +1,5 @@
+import 'dart:convert';
+
 import 'package:dde_gesture_manager/constants/constants.dart';
 import 'package:dde_gesture_manager/extensions.dart';
 import 'package:dde_gesture_manager/models/content_layout.provider.dart';
@@ -130,6 +132,23 @@ class H {
 
   static void handleDownloadScheme(BuildContext context, SchemeForDownload value) =>
       localManagerKey.currentState?.addLocalScheme(context, value);
+
+  static String transGesturePropsToConfig(List<GestureProp> gestures) =>
+      JsonEncoder.withIndent(' ' * 4).convert(gestures
+          .map(
+            (gesture) => {
+              "Event": {
+                "Name": gesture.gesture!.name,
+                "Direction": H.getGestureDirectionName(gesture.direction),
+                "Fingers": gesture.fingers,
+              },
+              "Action": {
+                "Type": gesture.type!.name,
+                "Action": gesture.command,
+              },
+            },
+          )
+          .toList());
 }
 
 class PreferredPanelsStatus {

app/resources/langs/en.json

@@ -163,6 +163,13 @@
       "title": "Are you sure to sharing?",
       "description": "Other users can see this scheme and download it after share",
       "success": "Share success"
+    },
+    "apply_scheme": {
+      "success": "Apply success",
+      "description": "The gesture scheme will take effect after logout, pay attention to the save work data",
+      "logout_immediately": "Logout",
+      "commands_copied_title": "Commands copied!",
+      "commands_copied_description": "Please open the terminal and paste the command to execute"
     }
   },
   "me": {

app/resources/langs/zh-CN.json

@@ -163,6 +163,13 @@
       "title": "确定分享？",
       "description": "分享后其他用户可以看到本方案并下载使用",
       "success": "分享成功"
+    },
+    "apply_scheme": {
+      "success": "设置成功",
+      "description": "手势方案需注销后才能生效，注销前注意保存工作进度",
+      "logout_immediately": "立即注销",
+      "commands_copied_title": "命令复制成功！",
+      "commands_copied_description": "请打开终端后粘贴命令并执行"
     }
   },
   "me": {