rustdesk/flutter/lib/mobile/pages/remote_page.dart

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import 'dart:async';
import 'dart:convert';
import 'dart:ui' as ui;
import 'package:flutter/gestures.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_hbb/mobile/widgets/gesture_help.dart';
import 'package:flutter_hbb/models/chat_model.dart';
import 'package:provider/provider.dart';
import 'package:wakelock/wakelock.dart';
import '../../common.dart';
import '../../consts.dart';
import '../../models/model.dart';
import '../../models/platform_model.dart';
import '../widgets/dialog.dart';
import '../widgets/gestures.dart';
final initText = '\1' * 1024;
class RemotePage extends StatefulWidget {
RemotePage({Key? key, required this.id}) : super(key: key);
final String id;
@override
_RemotePageState createState() => _RemotePageState();
}
class _RemotePageState extends State<RemotePage> {
Timer? _interval;
Timer? _timer;
bool _showBar = !isWebDesktop;
double _bottom = 0;
String _value = '';
double _scale = 1;
double _mouseScrollIntegral = 0; // mouse scroll speed controller
Orientation? _currentOrientation;
var _more = true;
var _fn = false;
final FocusNode _mobileFocusNode = FocusNode();
final FocusNode _physicalFocusNode = FocusNode();
var _showEdit = false; // use soft keyboard
var _isPhysicalMouse = false;
@override
void initState() {
super.initState();
gFFI.connect(widget.id);
WidgetsBinding.instance.addPostFrameCallback((_) {
SystemChrome.setEnabledSystemUIMode(SystemUiMode.manual, overlays: []);
gFFI.dialogManager
.showLoading(translate('Connecting...'), onCancel: closeConnection);
_interval =
Timer.periodic(Duration(milliseconds: 30), (timer) => interval());
});
Wakelock.enable();
_physicalFocusNode.requestFocus();
gFFI.ffiModel.updateEventListener(widget.id);
gFFI.listenToMouse(true);
gFFI.qualityMonitorModel.checkShowQualityMonitor(widget.id);
}
@override
void dispose() {
gFFI.dialogManager.hideMobileActionsOverlay();
gFFI.listenToMouse(false);
gFFI.invokeMethod("enable_soft_keyboard", true);
_mobileFocusNode.dispose();
_physicalFocusNode.dispose();
gFFI.close();
_interval?.cancel();
_timer?.cancel();
gFFI.dialogManager.dismissAll();
SystemChrome.setEnabledSystemUIMode(SystemUiMode.manual,
overlays: SystemUiOverlay.values);
Wakelock.disable();
super.dispose();
}
void resetTool() {
gFFI.resetModifiers();
}
bool isKeyboardShown() {
return _bottom >= 100;
}
// crash on web before widget initiated.
void intervalUnsafe() {
var v = MediaQuery.of(context).viewInsets.bottom;
if (v != _bottom) {
resetTool();
setState(() {
_bottom = v;
if (v < 100) {
SystemChrome.setEnabledSystemUIMode(SystemUiMode.manual,
overlays: []);
// [pi.version.isNotEmpty] -> check ready or not, avoid login without soft-keyboard
if (gFFI.chatModel.chatWindowOverlayEntry == null &&
gFFI.ffiModel.pi.version.isNotEmpty) {
gFFI.invokeMethod("enable_soft_keyboard", false);
}
}
});
}
}
void interval() {
try {
intervalUnsafe();
} catch (e) {}
}
// handle mobile virtual keyboard
void handleInput(String newValue) {
var oldValue = _value;
_value = newValue;
if (isIOS) {
var i = newValue.length - 1;
for (; i >= 0 && newValue[i] != '\1'; --i) {}
var j = oldValue.length - 1;
for (; j >= 0 && oldValue[j] != '\1'; --j) {}
if (i < j) j = i;
newValue = newValue.substring(j + 1);
oldValue = oldValue.substring(j + 1);
var common = 0;
for (;
common < oldValue.length &&
common < newValue.length &&
newValue[common] == oldValue[common];
++common) {}
for (i = 0; i < oldValue.length - common; ++i) {
gFFI.inputKey('VK_BACK');
}
if (newValue.length > common) {
var s = newValue.substring(common);
if (s.length > 1) {
bind.sessionInputString(id: widget.id, value: s);
} else {
inputChar(s);
}
}
return;
}
if (oldValue.length > 0 &&
newValue.length > 0 &&
oldValue[0] == '\1' &&
newValue[0] != '\1') {
// clipboard
oldValue = '';
}
if (newValue.length == oldValue.length) {
// ?
} else if (newValue.length < oldValue.length) {
final char = 'VK_BACK';
gFFI.inputKey(char);
} else {
final content = newValue.substring(oldValue.length);
if (content.length > 1) {
if (oldValue != '' &&
content.length == 2 &&
(content == '""' ||
content == '()' ||
content == '[]' ||
content == '<>' ||
content == "{}" ||
content == '”“' ||
content == '《》' ||
content == '' ||
content == '【】')) {
// can not only input content[0], because when input ], [ are also auo insert, which cause ] never be input
bind.sessionInputString(id: widget.id, value: content);
openKeyboard();
return;
}
bind.sessionInputString(id: widget.id, value: content);
} else {
inputChar(content);
}
}
}
void inputChar(String char) {
if (char == '\n') {
char = 'VK_RETURN';
} else if (char == ' ') {
char = 'VK_SPACE';
}
gFFI.inputKey(char);
}
void openKeyboard() {
gFFI.invokeMethod("enable_soft_keyboard", true);
// destroy first, so that our _value trick can work
_value = initText;
setState(() => _showEdit = false);
_timer?.cancel();
_timer = Timer(Duration(milliseconds: 30), () {
// show now, and sleep a while to requestFocus to
// make sure edit ready, so that keyboard wont show/hide/show/hide happen
setState(() => _showEdit = true);
_timer?.cancel();
_timer = Timer(Duration(milliseconds: 30), () {
SystemChrome.setEnabledSystemUIMode(SystemUiMode.manual,
overlays: SystemUiOverlay.values);
_mobileFocusNode.requestFocus();
});
});
}
void sendRawKey(RawKeyEvent e, {bool? down, bool? press}) {
// for maximum compatibility
final label = logicalKeyMap[e.logicalKey.keyId] ??
physicalKeyMap[e.physicalKey.usbHidUsage] ??
e.logicalKey.keyLabel;
gFFI.inputKey(label, down: down, press: press ?? false);
}
@override
Widget build(BuildContext context) {
final pi = Provider.of<FfiModel>(context).pi;
final hideKeyboard = isKeyboardShown() && _showEdit;
final showActionButton = !_showBar || hideKeyboard;
final keyboard = gFFI.ffiModel.permissions['keyboard'] != false;
return WillPopScope(
onWillPop: () async {
clientClose(gFFI.dialogManager);
return false;
},
child: getRawPointerAndKeyBody(
keyboard,
Scaffold(
// resizeToAvoidBottomInset: true,
floatingActionButton: !showActionButton
? null
: FloatingActionButton(
mini: !hideKeyboard,
child: Icon(
hideKeyboard ? Icons.expand_more : Icons.expand_less),
backgroundColor: MyTheme.accent,
onPressed: () {
setState(() {
if (hideKeyboard) {
_showEdit = false;
gFFI.invokeMethod("enable_soft_keyboard", false);
_mobileFocusNode.unfocus();
_physicalFocusNode.requestFocus();
} else {
_showBar = !_showBar;
}
});
}),
bottomNavigationBar: _showBar && pi.displays.length > 0
? getBottomAppBar(keyboard)
: null,
body: Overlay(
initialEntries: [
OverlayEntry(builder: (context) {
return Container(
color: Colors.black,
child: isWebDesktop
? getBodyForDesktopWithListener(keyboard)
: SafeArea(child:
OrientationBuilder(builder: (ctx, orientation) {
if (_currentOrientation != orientation) {
Timer(const Duration(milliseconds: 200), () {
gFFI.dialogManager
.resetMobileActionsOverlay(ffi: gFFI);
_currentOrientation = orientation;
gFFI.canvasModel.updateViewStyle();
});
}
return Container(
color: MyTheme.canvasColor,
child: _isPhysicalMouse
? getBodyForMobile()
: getBodyForMobileWithGesture());
})));
})
],
))),
);
}
Widget getRawPointerAndKeyBody(bool keyboard, Widget child) {
return Listener(
onPointerHover: (e) {
if (e.kind != ui.PointerDeviceKind.mouse) return;
if (!_isPhysicalMouse) {
setState(() {
_isPhysicalMouse = true;
});
}
if (_isPhysicalMouse) {
gFFI.handleMouse(getEvent(e, 'mousemove'));
}
},
onPointerDown: (e) {
if (e.kind != ui.PointerDeviceKind.mouse) {
if (_isPhysicalMouse) {
setState(() {
_isPhysicalMouse = false;
});
}
}
if (_isPhysicalMouse) {
gFFI.handleMouse(getEvent(e, 'mousedown'));
}
},
onPointerUp: (e) {
if (e.kind != ui.PointerDeviceKind.mouse) return;
if (_isPhysicalMouse) {
gFFI.handleMouse(getEvent(e, 'mouseup'));
}
},
onPointerMove: (e) {
if (e.kind != ui.PointerDeviceKind.mouse) return;
if (_isPhysicalMouse) {
gFFI.handleMouse(getEvent(e, 'mousemove'));
}
},
onPointerSignal: (e) {
if (e is PointerScrollEvent) {
var dy = 0;
if (e.scrollDelta.dy > 0) {
dy = -1;
} else if (e.scrollDelta.dy < 0) {
dy = 1;
}
gFFI.scroll(dy);
}
},
child: MouseRegion(
cursor: keyboard ? SystemMouseCursors.none : MouseCursor.defer,
child: FocusScope(
autofocus: true,
child: Focus(
autofocus: true,
canRequestFocus: true,
focusNode: _physicalFocusNode,
onKey: (data, e) {
final key = e.logicalKey;
if (e is RawKeyDownEvent) {
if (e.repeat &&
!e.isAltPressed &&
!e.isControlPressed &&
!e.isShiftPressed &&
!e.isMetaPressed) {
sendRawKey(e, press: true);
} else {
sendRawKey(e, down: true);
if (e.isAltPressed && !gFFI.alt) {
gFFI.alt = true;
} else if (e.isControlPressed && !gFFI.ctrl) {
gFFI.ctrl = true;
} else if (e.isShiftPressed && !gFFI.shift) {
gFFI.shift = true;
} else if (e.isMetaPressed && !gFFI.command) {
gFFI.command = true;
}
}
}
// [!_showEdit] workaround for soft-keyboard's control_key like Backspace / Enter
if (!_showEdit && e is RawKeyUpEvent) {
if (key == LogicalKeyboardKey.altLeft ||
key == LogicalKeyboardKey.altRight) {
gFFI.alt = false;
} else if (key == LogicalKeyboardKey.controlLeft ||
key == LogicalKeyboardKey.controlRight) {
gFFI.ctrl = false;
} else if (key == LogicalKeyboardKey.shiftRight ||
key == LogicalKeyboardKey.shiftLeft) {
gFFI.shift = false;
} else if (key == LogicalKeyboardKey.metaLeft ||
key == LogicalKeyboardKey.metaRight) {
gFFI.command = false;
}
sendRawKey(e);
}
return KeyEventResult.handled;
},
child: child))));
}
Widget getBottomAppBar(bool keyboard) {
return BottomAppBar(
elevation: 10,
color: MyTheme.accent,
child: Row(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: <Widget>[
Row(
children: <Widget>[
IconButton(
color: Colors.white,
icon: Icon(Icons.clear),
onPressed: () {
clientClose(gFFI.dialogManager);
},
)
] +
<Widget>[
IconButton(
color: Colors.white,
icon: Icon(Icons.tv),
onPressed: () {
setState(() => _showEdit = false);
showOptions(widget.id, gFFI.dialogManager);
},
)
] +
(isWebDesktop
? []
: gFFI.ffiModel.isPeerAndroid
? [
IconButton(
color: Colors.white,
icon: const Icon(Icons.build),
onPressed: () => gFFI.dialogManager
.toggleMobileActionsOverlay(ffi: gFFI),
)
]
: [
IconButton(
color: Colors.white,
icon: Icon(Icons.keyboard),
onPressed: openKeyboard),
IconButton(
color: Colors.white,
icon: Icon(gFFI.ffiModel.touchMode
? Icons.touch_app
: Icons.mouse),
onPressed: changeTouchMode,
),
]) +
(isWeb
? []
: <Widget>[
IconButton(
color: Colors.white,
icon: Icon(Icons.message),
onPressed: () {
gFFI.chatModel
.changeCurrentID(ChatModel.clientModeID);
gFFI.chatModel.toggleChatOverlay();
},
)
]) +
[
IconButton(
color: Colors.white,
icon: Icon(Icons.more_vert),
onPressed: () {
setState(() => _showEdit = false);
showActions(widget.id);
},
),
]),
IconButton(
color: Colors.white,
icon: Icon(Icons.expand_more),
onPressed: () {
setState(() => _showBar = !_showBar);
}),
],
),
);
}
/// touchMode only:
/// LongPress -> right click
/// OneFingerPan -> start/end -> left down start/end
/// onDoubleTapDown -> move to
/// onLongPressDown => move to
///
/// mouseMode only:
/// DoubleFiner -> right click
/// HoldDrag -> left drag
Offset _cacheLongPressPosition = Offset(0, 0);
Widget getBodyForMobileWithGesture() {
final touchMode = gFFI.ffiModel.touchMode;
return getMixinGestureDetector(
child: getBodyForMobile(),
onTapUp: (d) {
if (touchMode) {
gFFI.cursorModel.touch(
d.localPosition.dx, d.localPosition.dy, MouseButtons.left);
} else {
gFFI.tap(MouseButtons.left);
}
},
onDoubleTapDown: (d) {
if (touchMode) {
gFFI.cursorModel.move(d.localPosition.dx, d.localPosition.dy);
}
},
onDoubleTap: () {
gFFI.tap(MouseButtons.left);
gFFI.tap(MouseButtons.left);
},
onLongPressDown: (d) {
if (touchMode) {
gFFI.cursorModel.move(d.localPosition.dx, d.localPosition.dy);
_cacheLongPressPosition = d.localPosition;
}
},
onLongPress: () {
if (touchMode) {
gFFI.cursorModel
.move(_cacheLongPressPosition.dx, _cacheLongPressPosition.dy);
}
gFFI.tap(MouseButtons.right);
},
onDoubleFinerTap: (d) {
if (!touchMode) {
gFFI.tap(MouseButtons.right);
}
},
onHoldDragStart: (d) {
if (!touchMode) {
gFFI.sendMouse('down', MouseButtons.left);
}
},
onHoldDragUpdate: (d) {
if (!touchMode) {
gFFI.cursorModel.updatePan(d.delta.dx, d.delta.dy, touchMode);
}
},
onHoldDragEnd: (_) {
if (!touchMode) {
gFFI.sendMouse('up', MouseButtons.left);
}
},
onOneFingerPanStart: (d) {
if (touchMode) {
gFFI.cursorModel.move(d.localPosition.dx, d.localPosition.dy);
gFFI.sendMouse('down', MouseButtons.left);
} else {
final cursorX = gFFI.cursorModel.x;
final cursorY = gFFI.cursorModel.y;
final visible =
gFFI.cursorModel.getVisibleRect().inflate(1); // extend edges
final size = MediaQueryData.fromWindow(ui.window).size;
if (!visible.contains(Offset(cursorX, cursorY))) {
gFFI.cursorModel.move(size.width / 2, size.height / 2);
}
}
},
onOneFingerPanUpdate: (d) {
gFFI.cursorModel.updatePan(d.delta.dx, d.delta.dy, touchMode);
},
onOneFingerPanEnd: (d) {
if (touchMode) {
gFFI.sendMouse('up', MouseButtons.left);
}
},
// scale + pan event
onTwoFingerScaleUpdate: (d) {
gFFI.canvasModel.updateScale(d.scale / _scale);
_scale = d.scale;
gFFI.canvasModel.panX(d.focalPointDelta.dx);
gFFI.canvasModel.panY(d.focalPointDelta.dy);
},
onTwoFingerScaleEnd: (d) {
_scale = 1;
bind.sessionPeerOption(id: widget.id, name: "view-style", value: "");
},
onThreeFingerVerticalDragUpdate: gFFI.ffiModel.isPeerAndroid
? null
: (d) {
_mouseScrollIntegral += d.delta.dy / 4;
if (_mouseScrollIntegral > 1) {
gFFI.scroll(1);
_mouseScrollIntegral = 0;
} else if (_mouseScrollIntegral < -1) {
gFFI.scroll(-1);
_mouseScrollIntegral = 0;
}
});
}
Widget getBodyForMobile() {
return Container(
color: MyTheme.canvasColor,
child: Stack(children: [
ImagePaint(),
CursorPaint(),
QualityMonitor(),
getHelpTools(),
SizedBox(
width: 0,
height: 0,
child: !_showEdit
? Container()
: TextFormField(
textInputAction: TextInputAction.newline,
autocorrect: false,
enableSuggestions: false,
autofocus: true,
focusNode: _mobileFocusNode,
maxLines: null,
initialValue: _value,
// trick way to make backspace work always
keyboardType: TextInputType.multiline,
onChanged: handleInput,
),
),
]));
}
Widget getBodyForDesktopWithListener(bool keyboard) {
var paints = <Widget>[ImagePaint()];
final cursor = bind.sessionGetToggleOptionSync(
id: widget.id, arg: 'show-remote-cursor');
if (keyboard || cursor) {
paints.add(CursorPaint());
}
return Container(
color: MyTheme.canvasColor, child: Stack(children: paints));
}
int lastMouseDownButtons = 0;
Map<String, dynamic> getEvent(PointerEvent evt, String type) {
final Map<String, dynamic> out = {};
out['type'] = type;
out['x'] = evt.position.dx;
out['y'] = evt.position.dy;
if (gFFI.alt) out['alt'] = 'true';
if (gFFI.shift) out['shift'] = 'true';
if (gFFI.ctrl) out['ctrl'] = 'true';
if (gFFI.command) out['command'] = 'true';
out['buttons'] = evt
.buttons; // left button: 1, right button: 2, middle button: 4, 1 | 2 = 3 (left + right)
if (evt.buttons != 0) {
lastMouseDownButtons = evt.buttons;
} else {
out['buttons'] = lastMouseDownButtons;
}
return out;
}
void showActions(String id) async {
final size = MediaQuery.of(context).size;
final x = 120.0;
final y = size.height;
final more = <PopupMenuItem<String>>[];
final pi = gFFI.ffiModel.pi;
final perms = gFFI.ffiModel.permissions;
if (pi.version.isNotEmpty) {
more.add(PopupMenuItem<String>(
child: Text(translate('Refresh')), value: 'refresh'));
}
more.add(PopupMenuItem<String>(
child: Row(
children: ([
Text(translate('OS Password')),
TextButton(
style: flatButtonStyle,
onPressed: () {
showSetOSPassword(id, false, gFFI.dialogManager);
},
child: Icon(Icons.edit, color: MyTheme.accent),
)
])),
value: 'enter_os_password'));
if (!isWebDesktop) {
if (perms['keyboard'] != false && perms['clipboard'] != false) {
more.add(PopupMenuItem<String>(
child: Text(translate('Paste')), value: 'paste'));
}
more.add(PopupMenuItem<String>(
child: Text(translate('Reset canvas')), value: 'reset_canvas'));
}
if (perms['keyboard'] != false) {
if (pi.platform == 'Linux' || pi.sasEnabled) {
more.add(PopupMenuItem<String>(
child: Text(translate('Insert') + ' Ctrl + Alt + Del'),
value: 'cad'));
}
more.add(PopupMenuItem<String>(
child: Text(translate('Insert Lock')), value: 'lock'));
if (pi.platform == 'Windows' &&
await bind.sessionGetToggleOption(id: id, arg: 'privacy-mode') !=
true) {
more.add(PopupMenuItem<String>(
child: Text(translate((gFFI.ffiModel.inputBlocked ? 'Unb' : 'B') +
'lock user input')),
value: 'block-input'));
}
}
if (gFFI.ffiModel.permissions["restart"] != false &&
(pi.platform == "Linux" ||
pi.platform == "Windows" ||
pi.platform == "Mac OS")) {
more.add(PopupMenuItem<String>(
child: Text(translate('Restart Remote Device')), value: 'restart'));
}
() async {
var value = await showMenu(
context: context,
position: RelativeRect.fromLTRB(x, y, x, y),
items: more,
elevation: 8,
);
if (value == 'cad') {
bind.sessionCtrlAltDel(id: widget.id);
} else if (value == 'lock') {
bind.sessionLockScreen(id: widget.id);
} else if (value == 'block-input') {
bind.sessionToggleOption(
id: widget.id,
value: (gFFI.ffiModel.inputBlocked ? 'un' : '') + 'block-input');
gFFI.ffiModel.inputBlocked = !gFFI.ffiModel.inputBlocked;
} else if (value == 'refresh') {
bind.sessionRefresh(id: widget.id);
} else if (value == 'paste') {
() async {
ClipboardData? data = await Clipboard.getData(Clipboard.kTextPlain);
if (data != null && data.text != null) {
bind.sessionInputString(id: widget.id, value: data.text ?? "");
}
}();
} else if (value == 'enter_os_password') {
// FIXME:
// null means no session of id
// empty string means no password
var password = await bind.sessionGetOption(id: id, arg: "os-password");
if (password != null) {
bind.sessionInputOsPassword(id: widget.id, value: password);
} else {
showSetOSPassword(id, true, gFFI.dialogManager);
}
} else if (value == 'reset_canvas') {
gFFI.cursorModel.reset();
} else if (value == 'restart') {
showRestartRemoteDevice(pi, widget.id, gFFI.dialogManager);
}
}();
}
void changeTouchMode() {
setState(() => _showEdit = false);
showModalBottomSheet(
// backgroundColor: MyTheme.grayBg,
isScrollControlled: true,
context: context,
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.vertical(top: Radius.circular(5))),
builder: (context) => DraggableScrollableSheet(
expand: false,
builder: (context, scrollController) {
return SingleChildScrollView(
controller: ScrollController(),
padding: EdgeInsets.symmetric(vertical: 10),
child: GestureHelp(
touchMode: gFFI.ffiModel.touchMode,
onTouchModeChange: (t) {
gFFI.ffiModel.toggleTouchMode();
final v = gFFI.ffiModel.touchMode ? 'Y' : '';
bind.sessionPeerOption(
id: widget.id, name: "touch", value: v);
}));
}));
}
Widget getHelpTools() {
final keyboard = isKeyboardShown();
if (!keyboard) {
return SizedBox();
}
final size = MediaQuery.of(context).size;
var wrap = (String text, void Function() onPressed,
[bool? active, IconData? icon]) {
return TextButton(
style: TextButton.styleFrom(
minimumSize: Size(0, 0),
padding: EdgeInsets.symmetric(vertical: 10, horizontal: 9.75),
//adds padding inside the button
tapTargetSize: MaterialTapTargetSize.shrinkWrap,
//limits the touch area to the button area
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(5.0),
),
backgroundColor: active == true ? MyTheme.accent80 : null,
),
child: icon != null
? Icon(icon, size: 17, color: Colors.white)
: Text(translate(text),
style: TextStyle(color: Colors.white, fontSize: 11)),
onPressed: onPressed);
};
final pi = gFFI.ffiModel.pi;
final isMac = pi.platform == "Mac OS";
final modifiers = <Widget>[
wrap('Ctrl ', () {
setState(() => gFFI.ctrl = !gFFI.ctrl);
}, gFFI.ctrl),
wrap(' Alt ', () {
setState(() => gFFI.alt = !gFFI.alt);
}, gFFI.alt),
wrap('Shift', () {
setState(() => gFFI.shift = !gFFI.shift);
}, gFFI.shift),
wrap(isMac ? ' Cmd ' : ' Win ', () {
setState(() => gFFI.command = !gFFI.command);
}, gFFI.command),
];
final keys = <Widget>[
wrap(
' Fn ',
() => setState(
() {
_fn = !_fn;
if (_fn) {
_more = false;
}
},
),
_fn),
wrap(
' ... ',
() => setState(
() {
_more = !_more;
if (_more) {
_fn = false;
}
},
),
_more),
];
final fn = <Widget>[
SizedBox(width: 9999),
];
for (var i = 1; i <= 12; ++i) {
final name = 'F' + i.toString();
fn.add(wrap(name, () {
gFFI.inputKey('VK_' + name);
}));
}
final more = <Widget>[
SizedBox(width: 9999),
wrap('Esc', () {
gFFI.inputKey('VK_ESCAPE');
}),
wrap('Tab', () {
gFFI.inputKey('VK_TAB');
}),
wrap('Home', () {
gFFI.inputKey('VK_HOME');
}),
wrap('End', () {
gFFI.inputKey('VK_END');
}),
wrap('Del', () {
gFFI.inputKey('VK_DELETE');
}),
wrap('PgUp', () {
gFFI.inputKey('VK_PRIOR');
}),
wrap('PgDn', () {
gFFI.inputKey('VK_NEXT');
}),
SizedBox(width: 9999),
wrap('', () {
gFFI.inputKey('VK_LEFT');
}, false, Icons.keyboard_arrow_left),
wrap('', () {
gFFI.inputKey('VK_UP');
}, false, Icons.keyboard_arrow_up),
wrap('', () {
gFFI.inputKey('VK_DOWN');
}, false, Icons.keyboard_arrow_down),
wrap('', () {
gFFI.inputKey('VK_RIGHT');
}, false, Icons.keyboard_arrow_right),
wrap(isMac ? 'Cmd+C' : 'Ctrl+C', () {
sendPrompt(isMac, 'VK_C');
}),
wrap(isMac ? 'Cmd+V' : 'Ctrl+V', () {
sendPrompt(isMac, 'VK_V');
}),
wrap(isMac ? 'Cmd+S' : 'Ctrl+S', () {
sendPrompt(isMac, 'VK_S');
}),
];
final space = size.width > 320 ? 4.0 : 2.0;
return Container(
color: Color(0xAA000000),
padding: EdgeInsets.only(
top: keyboard ? 24 : 4, left: 0, right: 0, bottom: 8),
child: Wrap(
spacing: space,
runSpacing: space,
children: <Widget>[SizedBox(width: 9999)] +
(keyboard
? modifiers + keys + (_fn ? fn : []) + (_more ? more : [])
: modifiers),
));
}
}
class ImagePaint extends StatelessWidget {
@override
Widget build(BuildContext context) {
final m = Provider.of<ImageModel>(context);
final c = Provider.of<CanvasModel>(context);
final adjust = gFFI.cursorModel.adjustForKeyboard();
var s = c.scale;
return CustomPaint(
painter: new ImagePainter(
image: m.image, x: c.x / s, y: (c.y - adjust) / s, scale: s),
);
}
}
class CursorPaint extends StatelessWidget {
@override
Widget build(BuildContext context) {
final m = Provider.of<CursorModel>(context);
final c = Provider.of<CanvasModel>(context);
final adjust = gFFI.cursorModel.adjustForKeyboard();
var s = c.scale;
return CustomPaint(
painter: new ImagePainter(
image: m.image,
x: m.x * s - m.hotx + c.x,
y: m.y * s - m.hoty + c.y - adjust,
scale: 1),
);
}
}
class ImagePainter extends CustomPainter {
ImagePainter({
required this.image,
required this.x,
required this.y,
required this.scale,
});
ui.Image? image;
double x;
double y;
double scale;
@override
void paint(Canvas canvas, Size size) {
if (image == null) return;
canvas.scale(scale, scale);
canvas.drawImage(image!, new Offset(x, y), new Paint());
}
@override
bool shouldRepaint(CustomPainter oldDelegate) {
return oldDelegate != this;
}
}
// TODO global widget
class QualityMonitor extends StatelessWidget {
static final textColor = Colors.grey.shade200;
@override
Widget build(BuildContext context) => ChangeNotifierProvider.value(
value: gFFI.qualityMonitorModel,
child: Consumer<QualityMonitorModel>(
builder: (context, qualityMonitorModel, child) => Positioned(
top: 10,
right: 10,
child: qualityMonitorModel.show
? Container(
padding: EdgeInsets.all(8),
color: MyTheme.canvasColor.withAlpha(120),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
"Speed: ${qualityMonitorModel.data.speed ?? ''}",
style: TextStyle(color: textColor),
),
Text(
"FPS: ${qualityMonitorModel.data.fps ?? ''}",
style: TextStyle(color: textColor),
),
Text(
"Delay: ${qualityMonitorModel.data.delay ?? ''} ms",
style: TextStyle(color: textColor),
),
Text(
"Target Bitrate: ${qualityMonitorModel.data.targetBitrate ?? ''}kb",
style: TextStyle(color: textColor),
),
Text(
"Codec: ${qualityMonitorModel.data.codecFormat ?? ''}",
style: TextStyle(color: textColor),
),
],
),
)
: SizedBox.shrink())));
}
void showOptions(String id, OverlayDialogManager dialogManager) async {
String quality = await bind.sessionGetImageQuality(id: id) ?? 'balanced';
if (quality == '') quality = 'balanced';
String codec =
await bind.sessionGetOption(id: id, arg: 'codec-preference') ?? 'auto';
if (codec == '') codec = 'auto';
String viewStyle =
await bind.sessionGetOption(id: id, arg: 'view-style') ?? '';
var displays = <Widget>[];
final pi = gFFI.ffiModel.pi;
final image = gFFI.ffiModel.getConnectionImage();
if (image != null) {
displays.add(Padding(padding: const EdgeInsets.only(top: 8), child: image));
}
if (pi.displays.length > 1) {
final cur = pi.currentDisplay;
final children = <Widget>[];
for (var i = 0; i < pi.displays.length; ++i) {
children.add(InkWell(
onTap: () {
if (i == cur) return;
bind.sessionSwitchDisplay(id: id, value: i);
gFFI.dialogManager.dismissAll();
},
child: Ink(
width: 40,
height: 40,
decoration: BoxDecoration(
border: Border.all(color: Colors.black87),
color: i == cur ? Colors.black87 : Colors.white),
child: Center(
child: Text((i + 1).toString(),
style: TextStyle(
color: i == cur ? Colors.white : Colors.black87))))));
}
displays.add(Padding(
padding: const EdgeInsets.only(top: 8),
child: Wrap(
alignment: WrapAlignment.center,
spacing: 8,
children: children,
)));
}
if (displays.isNotEmpty) {
displays.add(const Divider(color: MyTheme.border));
}
final perms = gFFI.ffiModel.permissions;
final hasHwcodec = bind.mainHasHwcodec();
final List<bool> codecs = [];
if (hasHwcodec) {
try {
final Map codecsJson =
jsonDecode(await bind.sessionSupportedHwcodec(id: id));
final h264 = codecsJson['h264'] ?? false;
final h265 = codecsJson['h265'] ?? false;
codecs.add(h264);
codecs.add(h265);
} finally {}
}
dialogManager.show((setState, close) {
final more = <Widget>[];
if (perms['audio'] != false) {
more.add(getToggle(id, setState, 'disable-audio', 'Mute'));
}
if (perms['keyboard'] != false) {
if (perms['clipboard'] != false) {
more.add(
getToggle(id, setState, 'disable-clipboard', 'Disable clipboard'));
}
more.add(getToggle(
id, setState, 'lock-after-session-end', 'Lock after session end'));
if (pi.platform == 'Windows') {
more.add(getToggle(id, setState, 'privacy-mode', 'Privacy mode'));
}
}
setQuality(String? value) {
if (value == null) return;
setState(() {
quality = value;
bind.sessionSetImageQuality(id: id, value: value);
});
}
setViewStyle(String? value) {
if (value == null) return;
setState(() {
viewStyle = value;
bind
.sessionPeerOption(id: id, name: "view-style", value: value)
.then((_) => gFFI.canvasModel.updateViewStyle());
});
}
setCodec(String? value) {
if (value == null) return;
setState(() {
codec = value;
bind
.sessionPeerOption(id: id, name: "codec-preference", value: value)
.then((_) => bind.sessionChangePreferCodec(id: id));
});
}
final radios = [
getRadio('Scale original', 'original', viewStyle, setViewStyle),
getRadio('Scale adaptive', 'adaptive', viewStyle, setViewStyle),
const Divider(color: MyTheme.border),
getRadio('Good image quality', 'best', quality, setQuality),
getRadio('Balanced', 'balanced', quality, setQuality),
getRadio('Optimize reaction time', 'low', quality, setQuality),
const Divider(color: MyTheme.border)
];
if (hasHwcodec && codecs.length == 2 && (codecs[0] || codecs[1])) {
radios.addAll([
getRadio(translate('Auto'), 'auto', codec, setCodec),
getRadio('VP9', 'vp9', codec, setCodec),
]);
if (codecs[0]) {
radios.add(getRadio('H264', 'h264', codec, setCodec));
}
if (codecs[1]) {
radios.add(getRadio('H265', 'h265', codec, setCodec));
}
radios.add(const Divider(color: MyTheme.border));
}
final toggles = [
getToggle(id, setState, 'show-remote-cursor', 'Show remote cursor'),
getToggle(id, setState, 'show-quality-monitor', 'Show quality monitor'),
];
return CustomAlertDialog(
content: Column(
mainAxisSize: MainAxisSize.min,
children: displays + radios + toggles + more),
contentPadding: 0,
);
}, clickMaskDismiss: true, backDismiss: true);
}
void showSetOSPassword(
String id, bool login, OverlayDialogManager dialogManager) async {
final controller = TextEditingController();
var password = await bind.sessionGetOption(id: id, arg: "os-password") ?? "";
var autoLogin = await bind.sessionGetOption(id: id, arg: "auto-login") != "";
controller.text = password;
dialogManager.show((setState, close) {
return CustomAlertDialog(
title: Text(translate('OS Password')),
content: Column(mainAxisSize: MainAxisSize.min, children: [
PasswordWidget(controller: controller),
CheckboxListTile(
contentPadding: const EdgeInsets.all(0),
dense: true,
controlAffinity: ListTileControlAffinity.leading,
title: Text(
translate('Auto Login'),
),
value: autoLogin,
onChanged: (v) {
if (v == null) return;
setState(() => autoLogin = v);
},
),
]),
actions: [
TextButton(
style: flatButtonStyle,
onPressed: () {
close();
},
child: Text(translate('Cancel')),
),
TextButton(
style: flatButtonStyle,
onPressed: () {
var text = controller.text.trim();
bind.sessionPeerOption(id: id, name: "os-password", value: text);
bind.sessionPeerOption(
id: id, name: "auto-login", value: autoLogin ? 'Y' : '');
if (text != "" && login) {
bind.sessionInputOsPassword(id: id, value: text);
}
close();
},
child: Text(translate('OK')),
),
]);
});
}
void sendPrompt(bool isMac, String key) {
final old = isMac ? gFFI.command : gFFI.ctrl;
if (isMac) {
gFFI.command = true;
} else {
gFFI.ctrl = true;
}
gFFI.inputKey(key);
if (isMac) {
gFFI.command = old;
} else {
gFFI.ctrl = old;
}
}