Merge pull request #39 from iakii/main

新增支持Deepin

packages/screen_capturer_linux/lib/src/commands/deepin_screen_recorder.dart

@@ -0,0 +1,40 @@
+import 'dart:io';
+
+import 'package:screen_capturer_platform_interface/screen_capturer_platform_interface.dart';
+import 'package:shell_executor/shell_executor.dart';
+
+final Map<CaptureMode, List<String>> _knownCaptureModeArgs = {
+  CaptureMode.region: [''],
+  CaptureMode.screen: ['-f'],
+  CaptureMode.window: ['--dograb'],
+};
+
+class _Deepin extends Command with SystemScreenCapturer {
+  @override
+  String get executable {
+    return 'deepin-screen-recorder';
+  }
+
+  @override
+  Future<void> install() {
+    throw UnimplementedError();
+  }
+
+  @override
+  Future<ProcessResult> capture({
+    required CaptureMode mode,
+    String? imagePath,
+    bool copyToClipboard = true,
+    bool silent = true,
+  }) {
+    return exec(
+      [
+        ..._knownCaptureModeArgs[mode]!,
+        ...(imagePath != null ? ['-s', imagePath] : []),
+        ...(silent ? ['-n'] : []),
+      ],
+    );
+  }
+}
+
+final deepinScreenRecorder = _Deepin();

packages/screen_capturer_linux/lib/src/screen_capturer_linux.dart

@@ -1,3 +1,4 @@
+import 'package:screen_capturer_linux/src/commands/deepin_screen_recorder.dart';
 import 'package:screen_capturer_linux/src/commands/gnome_screenshot.dart';
 import 'package:screen_capturer_linux/src/commands/spectacle.dart';
 import 'package:screen_capturer_platform_interface/screen_capturer_platform_interface.dart';
@@ -26,11 +27,30 @@ class ScreenCapturerLinux extends MethodChannelScreenCapturer {
     return _isKdeDesktop!;
   }
 
+  bool? _isDeepinDesktop;
+
+  bool get isDeepinDesktop {
+    if (_isDeepinDesktop == null) {
+      try {
+        final result =
+            ShellExecutor.global.execSync('deepin-screen-recorder', ['-v']);
+        _isDeepinDesktop = result.exitCode == 0;
+      } catch (_) {
+        _isDeepinDesktop = false;
+      }
+    }
+    return _isDeepinDesktop!;
+  }
+
   @override
   SystemScreenCapturer get systemScreenCapturer {
     if (isKdeDesktop) {
       return spectacle;
     }
+
+    if (isDeepinDesktop) {
+      return deepinScreenRecorder;
+    }
     return gnomeScreenshot;
   }
 }