feat: 编辑器快捷键

native/lib/features/terminal/terminal_bottom_menu.dart

@@ -240,6 +240,7 @@ class _ShortcutKeyPanel extends StatelessWidget {
   Widget build(BuildContext context) {
     final colors = Theme.of(context).colorScheme;
     final ctrlNotifier = controller?.ctrlPending;
+    final l = AppLocalizations.of(context);
     return Container(
       color: colors.surfaceContainerHighest,
       padding: const EdgeInsets.fromLTRB(4, 6, 4, 6),
@@ -271,6 +272,35 @@ class _ShortcutKeyPanel extends StatelessWidget {
             _KeyBtn('PgDn', () => onInput('\x1b[6~')),
           ]),
           const SizedBox(height: _kSectionGap),
+          // Common Ctrl combinations
+          _buildRow([
+            _HintKeyBtn('^C', () => onInput('\x03'), l.tr('terminal.hint.ctrlC')),
+            _HintKeyBtn('^Z', () => onInput('\x1a'), l.tr('terminal.hint.ctrlZ')),
+            _HintKeyBtn('^D', () => onInput('\x04'), l.tr('terminal.hint.ctrlD')),
+            _HintKeyBtn('^L', () => onInput('\x0c'), l.tr('terminal.hint.ctrlL')),
+            _HintKeyBtn('^U', () => onInput('\x15'), l.tr('terminal.hint.ctrlU')),
+            _HintKeyBtn('^K', () => onInput('\x0b'), l.tr('terminal.hint.ctrlK')),
+          ]),
+          const SizedBox(height: _kRowGap),
+          _buildRow([
+            _HintKeyBtn('^A', () => onInput('\x01'), l.tr('terminal.hint.ctrlA')),
+            _HintKeyBtn('^E', () => onInput('\x05'), l.tr('terminal.hint.ctrlE')),
+            _HintKeyBtn('^W', () => onInput('\x17'), l.tr('terminal.hint.ctrlW')),
+            _HintKeyBtn('^Y', () => onInput('\x19'), l.tr('terminal.hint.ctrlY')),
+            _HintKeyBtn('^X', () => onInput('\x18'), l.tr('terminal.hint.ctrlX')),
+            _HintKeyBtn('^R', () => onInput('\x12'), l.tr('terminal.hint.ctrlR')),
+          ]),
+          const SizedBox(height: _kRowGap),
+          // Vim shortcuts
+          _buildRow([
+            _HintKeyBtn(':w', () => onInput(':w\n'), l.tr('terminal.hint.vimW')),
+            _HintKeyBtn(':q', () => onInput(':q\n'), l.tr('terminal.hint.vimQ')),
+            _HintKeyBtn(':wq', () => onInput(':wq\n'), l.tr('terminal.hint.vimWQ')),
+            _HintKeyBtn(':q!', () => onInput(':q!\n'), l.tr('terminal.hint.vimQF')),
+            _HintKeyBtn('dd', () => onInput('dd'), l.tr('terminal.hint.vimDD')),
+            _HintKeyBtn('yy', () => onInput('yy'), l.tr('terminal.hint.vimYY')),
+          ]),
+          const SizedBox(height: _kSectionGap),
           // F1–F6
           _buildRow([
             _KeyBtn('F1', () => onInput('\x1bOP')),
@@ -356,6 +386,47 @@ class _KeyBtn extends StatelessWidget {
   }
 }
 
+class _HintKeyBtn extends StatelessWidget {
+  const _HintKeyBtn(this.label, this.onTap, this.hint);
+
+  final String label;
+  final VoidCallback onTap;
+  final String hint;
+
+  @override
+  Widget build(BuildContext context) {
+    final colors = Theme.of(context).colorScheme;
+    return Material(
+      color: colors.surfaceContainer,
+      borderRadius: BorderRadius.circular(6),
+      child: InkWell(
+        borderRadius: BorderRadius.circular(6),
+        onTap: onTap,
+        onLongPress: () {
+          ScaffoldMessenger.of(context)
+            ..clearSnackBars()
+            ..showSnackBar(
+              SnackBar(
+                content: Text('$label  $hint'),
+                duration: const Duration(seconds: 2),
+                behavior: SnackBarBehavior.floating,
+              ),
+            );
+        },
+        child: SizedBox(
+          height: _kKeyHeight,
+          child: Center(
+            child: Text(
+              label,
+              style: _kKeyStyle.copyWith(color: colors.onSurface),
+            ),
+          ),
+        ),
+      ),
+    );
+  }
+}
+
 class _ToggleKeyBtn extends StatelessWidget {
   const _ToggleKeyBtn(this.label, this.notifier, this.onTap);
 

native/lib/l10n/strings_en.dart

@@ -489,6 +489,25 @@ const Map<String, String> stringsEn = {
   'terminal.findNoResults': 'No results for: {0}',
   'terminal.findResults': 'Find "{0}" ({1}/{2})',
 
+  'terminal.hint.ctrlC': 'Interrupt',
+  'terminal.hint.ctrlZ': 'Suspend',
+  'terminal.hint.ctrlD': 'Exit / EOF',
+  'terminal.hint.ctrlA': 'Line start',
+  'terminal.hint.ctrlE': 'Line end',
+  'terminal.hint.ctrlW': 'Del word / Save(nano)',
+  'terminal.hint.ctrlX': 'Exit(nano)',
+  'terminal.hint.ctrlL': 'Clear screen',
+  'terminal.hint.ctrlU': 'Del to line start',
+  'terminal.hint.ctrlK': 'Del to line end',
+  'terminal.hint.ctrlY': 'Paste deleted text',
+  'terminal.hint.ctrlR': 'Search / Read(nano)',
+  'terminal.hint.vimW': 'Save(vim)',
+  'terminal.hint.vimQ': 'Quit(vim)',
+  'terminal.hint.vimWQ': 'Save & quit(vim)',
+  'terminal.hint.vimQF': 'Force quit(vim)',
+  'terminal.hint.vimDD': 'Delete line(vim)',
+  'terminal.hint.vimYY': 'Copy line(vim)',
+
   'terminal.status.connecting': 'Connecting',
   'terminal.status.connected': 'Connected',
   'terminal.status.disconnected': 'Disconnected',

native/lib/l10n/strings_zh.dart

@@ -462,6 +462,25 @@ const Map<String, String> stringsZh = {
   'terminal.findNoResults': '未找到：{0}',
   'terminal.findResults': '查找 “{0}” ({1}/{2})',
 
+  'terminal.hint.ctrlC': '中断进程',
+  'terminal.hint.ctrlZ': '挂起进程',
+  'terminal.hint.ctrlD': '退出 / EOF',
+  'terminal.hint.ctrlA': '跳转行首',
+  'terminal.hint.ctrlE': '跳转行尾',
+  'terminal.hint.ctrlW': '删词 / 保存(nano)',
+  'terminal.hint.ctrlX': '退出(nano)',
+  'terminal.hint.ctrlL': '清屏',
+  'terminal.hint.ctrlU': '删除到行首',
+  'terminal.hint.ctrlK': '删除到行尾',
+  'terminal.hint.ctrlY': '粘贴已删除文本',
+  'terminal.hint.ctrlR': '搜索 / 读取(nano)',
+  'terminal.hint.vimW': '保存(vim)',
+  'terminal.hint.vimQ': '退出(vim)',
+  'terminal.hint.vimWQ': '保存并退出(vim)',
+  'terminal.hint.vimQF': '强制退出(vim)',
+  'terminal.hint.vimDD': '删除行(vim)',
+  'terminal.hint.vimYY': '复制行(vim)',
+
   'terminal.status.connecting': '正在连接',
   'terminal.status.connected': '已连接',
   'terminal.status.disconnected': '已断开',