wip: shortcut listener widget.

app/lib/constants/constants.dart

@@ -22,6 +22,8 @@ const double defaultButtonHeight = 36;
 
 const List<String> builtInCommands = [
   'ShowWorkspace',
+  'Handle4Or5FingersSwipeUp',
+  'Handle4Or5FingersSwipeDown',
   'ToggleMaximize',
   'Minimize',
   'ShowWindow',

app/lib/constants/keyboard_mapper.dart

@@ -0,0 +1,11 @@
+import 'package:flutter/services.dart';
+
+/// https://github.com/linuxdeepin/dde-daemon/blob/76be73fbf019cee73983292e1edf47611ed9a219/gesture/manager.go#L386
+final Map<LogicalKeyboardKey, String> keyMapper = {
+  LogicalKeyboardKey.control: 'ctrl',
+  LogicalKeyboardKey.controlLeft: 'ctrl',
+  LogicalKeyboardKey.controlRight: 'ctrl',
+  LogicalKeyboardKey.shift: 'shift',
+  LogicalKeyboardKey.shiftLeft: 'shift',
+  LogicalKeyboardKey.shiftRight: 'shift',
+};

app/lib/pages/gesture_editor.dart

@@ -47,8 +47,7 @@ class GestureEditor extends StatelessWidget {
                       visible: layoutProvider.localManagerOpened == false,
                       child: DButton(
                         width: defaultButtonHeight,
-                        onTap: () =>
+                        onTap: () => H.openPanel(context, PanelType.local_manager),
-                            H.openPanel(context, PanelType.local_manager),
                         child: Icon(
                           CupertinoIcons.square_list,
                         ),
@@ -77,14 +76,11 @@ class GestureEditor extends StatelessWidget {
                 Expanded(
                   child: GestureDetector(
                     onTap: () {
-                      context
+                      context.read<GesturePropProvider>().setProps(editMode: false);
-                          .read<GesturePropProvider>()
-                          .setProps(editMode: false);
                     },
                     child: Container(
                       decoration: BoxDecoration(
-                        borderRadius:
+                        borderRadius: BorderRadius.circular(defaultBorderRadius),
-                            BorderRadius.circular(defaultBorderRadius),
                         border: Border.all(
                           width: .2,
                           color: context.t.dividerColor,
@@ -92,19 +88,16 @@ class GestureEditor extends StatelessWidget {
                       ),
                       width: double.infinity,
                       clipBehavior: Clip.antiAlias,
-                      child: LayoutBuilder(builder:
+                      child: LayoutBuilder(builder: (BuildContext context, BoxConstraints constraints) {
-                          (BuildContext context, BoxConstraints constraints) {
                         return AdaptiveScrollbar(
                           controller: verticalCtrl,
                           underColor: Colors.transparent,
                           sliderDecoration: BoxDecoration(
-                            borderRadius:
+                            borderRadius: BorderRadius.circular(_scrollBarWidth / 2),
-                                BorderRadius.circular(_scrollBarWidth / 2),
                             color: Colors.grey.withOpacity(.4),
                           ),
                           sliderActiveDecoration: BoxDecoration(
-                            borderRadius:
+                            borderRadius: BorderRadius.circular(_scrollBarWidth / 2),
-                                BorderRadius.circular(_scrollBarWidth / 2),
                             color: Colors.grey.withOpacity(.6),
                           ),
                           position: ScrollbarPosition.right,
@@ -114,13 +107,11 @@ class GestureEditor extends StatelessWidget {
                             width: _scrollBarWidth,
                             underColor: Colors.transparent,
                             sliderDecoration: BoxDecoration(
-                              borderRadius:
+                              borderRadius: BorderRadius.circular(_scrollBarWidth / 2),
-                                  BorderRadius.circular(_scrollBarWidth / 2),
                               color: Colors.grey.withOpacity(.4),
                             ),
                             sliderActiveDecoration: BoxDecoration(
-                              borderRadius:
+                              borderRadius: BorderRadius.circular(_scrollBarWidth / 2),
-                                  BorderRadius.circular(_scrollBarWidth / 2),
                               color: Colors.grey.withOpacity(.6),
                             ),
                             controller: horizontalCtrl,
@@ -129,58 +120,28 @@ class GestureEditor extends StatelessWidget {
                               scrollDirection: Axis.horizontal,
                               controller: horizontalCtrl,
                               child: ConstrainedBox(
-                                constraints: BoxConstraints(
+                                constraints: BoxConstraints(minWidth: constraints.maxWidth),
-                                    minWidth: constraints.maxWidth),
                                 child: DDataTable(
                                   showBottomBorder: true,
                                   headingRowHeight: _headingRowHeight,
                                   showCheckboxColumn: true,
-                                  headerBackgroundColor:
+                                  headerBackgroundColor: context.t.dialogBackgroundColor,
-                                      context.t.dialogBackgroundColor,
                                   verticalScrollController: verticalCtrl,
-                                  dataRowColor:
+                                  dataRowColor: MaterialStateProperty.resolveWith<Color?>((Set<MaterialState> states) {
-                                      MaterialStateProperty.resolveWith<Color?>(
+                                    if (states.contains(MaterialState.hovered)) return context.t.dialogBackgroundColor;
-                                          (Set<MaterialState> states) {
-                                    if (states.contains(MaterialState.hovered))
-                                      return context.t.dialogBackgroundColor;
                                     if (states.contains(MaterialState.selected))
-                                      return context
+                                      return context.read<SettingsProvider>().currentActiveColor;
-                                          .read<SettingsProvider>()
-                                          .currentActiveColor;
                                     return null;
                                   }),
                                   columns: [
-                                    DDataColumn(
+                                    DDataColumn(label: Text(LocaleKeys.gesture_editor_fingers.tr()), center: true),
-                                        label: Text(LocaleKeys
+                                    DDataColumn(label: Text(LocaleKeys.gesture_editor_gesture.tr()), center: true),
-                                            .gesture_editor_fingers
+                                    DDataColumn(label: Text(LocaleKeys.gesture_editor_direction.tr()), center: true),
-                                            .tr()),
+                                    DDataColumn(label: Text(LocaleKeys.gesture_editor_type.tr()), center: true),
-                                        center: true),
+                                    DDataColumn(label: Text(LocaleKeys.gesture_editor_command.tr())),
-                                    DDataColumn(
+                                    DDataColumn(label: Text(LocaleKeys.gesture_editor_remark.tr())),
-                                        label: Text(LocaleKeys
-                                            .gesture_editor_gesture
-                                            .tr()),
-                                        center: true),
-                                    DDataColumn(
-                                        label: Text(LocaleKeys
-                                            .gesture_editor_direction
-                                            .tr()),
-                                        center: true),
-                                    DDataColumn(
-                                        label: Text(LocaleKeys
-                                            .gesture_editor_type
-                                            .tr()),
-                                        center: true),
-                                    DDataColumn(
-                                        label: Text(LocaleKeys
-                                            .gesture_editor_command
-                                            .tr())),
-                                    DDataColumn(
-                                        label: Text(LocaleKeys
-                                            .gesture_editor_remark
-                                            .tr())),
                                   ],
-                                  rows: _buildDataRows(
+                                  rows: _buildDataRows(schemeProvider.gestures, context),
-                                      schemeProvider.gestures, context),
                                 ),
                               ),
                             ),
@@ -210,12 +171,9 @@ class GestureEditor extends StatelessWidget {
   }
 }
 
-List<DDataRow> _buildDataRows(
+List<DDataRow> _buildDataRows(List<GestureProp>? gestures, BuildContext context) => (gestures ?? []).map((gesture) {
-        List<GestureProp>? gestures, BuildContext context) =>
-    (gestures ?? []).map((gesture) {
       var gesturePropProvider = context.watch<GesturePropProvider>();
-      bool editing = gesturePropProvider == gesture &&
+      bool editing = gesturePropProvider == gesture && gesturePropProvider.editMode == true;
-          gesturePropProvider.editMode == true;
       bool selected = gesturePropProvider == gesture && !editing;
       return DDataRow(
         onSelectChanged: (selected) {
@@ -243,15 +201,11 @@ List<DDataRow> _buildDataRows(
           }
         },
         selected: selected,
-        cells: editing
+        cells: editing ? _buildRowCellsEditing(context, gesture) : _buildRowCellsNormal(context, selected, gesture),
-            ? _buildRowCellsEditing(context, gesture)
-            : _buildRowCellsNormal(context, selected, gesture),
       );
     }).toList();
 
-List<DDataCell> _buildRowCellsEditing(
+List<DDataCell> _buildRowCellsEditing(BuildContext context, GestureProp gesture) => [
-        BuildContext context, GestureProp gesture) =>
-    [
       DButton.dropdown(
         enabled: true,
         child: DropdownButton<int>(
@@ -339,6 +293,7 @@ List<DDataCell> _buildRowCellsEditing(
           value: context.watch<GesturePropProvider>().type,
           onChanged: (value) => context.read<GesturePropProvider>().setProps(
                 type: value,
+                command: '',
                 editMode: true,
               ),
           isExpanded: true,
@@ -356,7 +311,6 @@ List<DDataCell> _buildRowCellsEditing(
     ].map((e) => DDataCell(e)).toList();
 
 Widget _buildCommandCellsEditing(BuildContext context) {
-  'build cmd cell'.sout();
   var gesture = context.read<GesturePropProvider>();
   switch (gesture.type) {
     case GestureType.commandline:
@@ -385,9 +339,7 @@ Widget _buildCommandCellsEditing(BuildContext context) {
                 ),
               )
               .toList(),
-          value: builtInCommands.contains(gesture.command)
+          value: builtInCommands.contains(gesture.command) ? gesture.command : builtInCommands.first,
-              ? gesture.command
-              : builtInCommands.first,
           onChanged: (value) => context.read<GesturePropProvider>().setProps(
                 command: value,
                 editMode: true,
@@ -397,7 +349,7 @@ Widget _buildCommandCellsEditing(BuildContext context) {
       );
     case GestureType.shortcut:
       return TableCellShortcutListener(
-        width: 150.0,
+        width: 250.0,
         initShortcut: gesture.command ?? '',
         onComplete: (value) => context.read<GesturePropProvider>().setProps(
               command: value,
@@ -409,9 +361,7 @@ Widget _buildCommandCellsEditing(BuildContext context) {
   }
 }
 
-List<DDataCell> _buildRowCellsNormal(
+List<DDataCell> _buildRowCellsNormal(BuildContext context, bool selected, GestureProp gesture) => [
-        BuildContext context, bool selected, GestureProp gesture) =>
-    [
       Center(
         child: Text(
           '${gesture.fingers}',
@@ -430,7 +380,38 @@ List<DDataCell> _buildRowCellsNormal(
           child: Text(
         '${LocaleKeys.gesture_editor_types}.${H.getGestureTypeName(gesture.type)}',
       ).tr()),
-      Text(
+      gesture.type == GestureType.shortcut
+          ? Row(
+              mainAxisAlignment: MainAxisAlignment.start,
+              children: (gesture.command ?? '')
+                  .split('+')
+                  .map(
+                    (e) => Padding(
+                      padding: const EdgeInsets.symmetric(horizontal: 2.0),
+                      child: Container(
+                        decoration: BoxDecoration(
+                          borderRadius: BorderRadius.circular(defaultBorderRadius / 2),
+                          color: context.t.dialogBackgroundColor,
+                          border: Border.all(
+                            width: 1,
+                            color: Color(0xff565656),
+                          ),
+                        ),
+                        child: Padding(
+                          padding: const EdgeInsets.symmetric(horizontal: 5.0),
+                          child: Text(
+                            e.notNull ? e : LocaleKeys.str_null.tr(),
+                            style: TextStyle(
+                              color: context.watch<SettingsProvider>().currentActiveColor,
+                            ),
+                          ),
+                        ),
+                      ),
+                    ),
+                  )
+                  .toList(),
+            )
+          : Text(
               gesture.command ?? '',
             ),
       Text(

app/lib/widgets/dde_button.dart

@@ -126,8 +126,9 @@ class _DButtonState extends State<DButton> {
           begin: Alignment.topCenter,
           end: Alignment.bottomCenter,
         ),
-        borderColor:
+        borderColor: _hovering
-            _hovering ? widget.activeBorderColor ?? context.watch<SettingsProvider>().activeColor : Color(0xff565656),
+            ? (widget.activeBorderColor ?? context.watch<SettingsProvider>().currentActiveColor)
+            : Color(0xff565656),
         borderWidth: 2,
         borderRadius: BorderRadius.circular(defaultBorderRadius),
         child: MouseRegion(

app/lib/widgets/table_cell_shortcut_listener.dart

@@ -1,7 +1,9 @@
 import 'package:dde_gesture_manager/constants/constants.dart';
+import 'package:dde_gesture_manager/constants/keyboard_mapper.dart';
 import 'package:dde_gesture_manager/models/settings.provider.dart';
 import 'package:flutter/material.dart';
 import 'package:dde_gesture_manager/extensions.dart';
+import 'package:flutter/services.dart';
 
 class TableCellShortcutListener extends StatefulWidget {
   final double width;
@@ -16,28 +18,62 @@ class TableCellShortcutListener extends StatefulWidget {
   }) : super(key: key);
 
   @override
-  _TableCellShortcutListenerState createState() =>
+  _TableCellShortcutListenerState createState() => _TableCellShortcutListenerState();
-      _TableCellShortcutListenerState();
 }
 
 class _TableCellShortcutListenerState extends State<TableCellShortcutListener> {
   List<String> _shortcut = [];
+  bool inputMode = false;
+  FocusNode _focusNode = FocusNode();
+
+  _handleFocusChange() {
+    if (!_focusNode.hasFocus) {
+      widget.onComplete(_shortcut.join('+'));
+    }
+  }
+
+  _tryToAddKey(LogicalKeyboardKey key) {
+    if (key.keyLabel.length == 1) key.keyLabel.sout();
+    late String _key;
+    if (keyMapper.containsKey(key))
+      _key = keyMapper[key]!;
+    else if (key.keyLabel.length == 1) _key = key.keyLabel.toLowerCase();
+
+    if (!_shortcut.contains(_key)) {
+      setState(() {
+        _shortcut.add(_key);
+      });
+    }
+  }
 
   @override
   void initState() {
     _shortcut = widget.initShortcut.split('+');
+    _focusNode.addListener(_handleFocusChange);
     super.initState();
   }
 
   @override
+  void dispose() {
+    _focusNode.removeListener(_handleFocusChange);
+    super.dispose();
+  }
+
+  @override
   Widget build(BuildContext context) {
     return RawKeyboardListener(
-      focusNode: FocusNode(),
+      focusNode: _focusNode,
       onKey: (evt) {
-        evt.sout();
+        RawKeyboard.instance.keysPressed.forEach(_tryToAddKey);
+        RawKeyboard.instance.keysPressed.sout();
       },
       child: GestureDetector(
-        onTap: () {},
+        onTap: () {
+          setState(() {
+            _shortcut = [];
+            inputMode = true;
+          });
+        },
         child: Focus(
           autofocus: true,
           onKeyEvent: (_, __) => KeyEventResult.skipRemainingHandlers,
@@ -50,8 +86,7 @@ class _TableCellShortcutListenerState extends State<TableCellShortcutListener> {
               border: Border.all(
                   width: 2,
                   color: Focus.of(context).hasFocus
-                      ? context.watch<SettingsProvider>().activeColor ??
+                      ? context.watch<SettingsProvider>().activeColor ?? Color(0xff565656)
-                          Color(0xff565656)
                       : Color(0xff565656)),
             ),
             child: Align(
@@ -66,27 +101,16 @@ class _TableCellShortcutListenerState extends State<TableCellShortcutListener> {
                           padding: const EdgeInsets.symmetric(horizontal: 2.0),
                           child: Container(
                             decoration: BoxDecoration(
-                              borderRadius: BorderRadius.circular(
+                              borderRadius: BorderRadius.circular(defaultBorderRadius / 2),
-                                  defaultBorderRadius / 2),
                               color: context.t.dialogBackgroundColor,
-                              border: Border.all(
+                              border: Border.all(width: 1, color: Color(0xff565656)),
-                                  width: 1,
-                                  color: Focus.of(context).hasFocus
-                                      ? context
-                                              .watch<SettingsProvider>()
-                                              .activeColor ??
-                                          Color(0xff565656)
-                                      : Color(0xff565656)),
                             ),
                             child: Padding(
-                              padding:
+                              padding: const EdgeInsets.symmetric(horizontal: 5.0),
-                                  const EdgeInsets.symmetric(horizontal: 5.0),
                               child: Text(
-                                e,
+                                e.notNull ? e : LocaleKeys.str_null.tr(),
                                 style: TextStyle(
-                                  color: context
+                                  color: context.watch<SettingsProvider>().activeColor,
-                                      .watch<SettingsProvider>()
-                                      .activeColor,
                                 ),
                               ),
                             ),

app/resources/langs/en.json

@@ -62,5 +62,8 @@
     "delete": "delete",
     "duplicate": "duplicate",
     "apply": "apply"
+  },
+  "str": {
+    "null": "Null"
   }
 }

app/resources/langs/zh-CN.json

@@ -62,5 +62,8 @@
     "delete": "删除",
     "duplicate": "复制",
     "apply": "应用"
+  },
+  "str": {
+    "null": "无"
   }
 }