mirror of
https://github.com/rustdesk/rustdesk.git
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91 lines
2.7 KiB
Dart
91 lines
2.7 KiB
Dart
import 'dart:typed_data';
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import 'dart:js' as js;
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import 'common.dart';
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import 'dart:html';
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import 'dart:async';
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final List<StreamSubscription<MouseEvent>> mouseListeners = [];
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int lastMouseDownButtons = 0;
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class PlatformFFI {
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static void clearRgbaFrame() {}
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static Uint8List getRgba() {
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return js.context.callMethod('getRgba');
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}
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static Future<String> getVersion() async {
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return getByName('version');
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}
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static String getByName(String name, [String arg = '']) {
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return js.context.callMethod('getByName', [name, arg]);
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}
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static void setByName(String name, [String value = '']) {
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js.context.callMethod('setByName', [name, value]);
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}
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static Future<Null> init() async {
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isWeb = true;
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isDesktop = !js.context.callMethod('isMobile');
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js.context.callMethod('init');
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}
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// MouseRegion onHover not work for mouse move when right button down
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static void startDesktopWebListener(
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Function(Map<String, dynamic>) handleMouse) {
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lastMouseDownButtons = 0;
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// document.body.getElementsByTagName('flt-glass-pane')[0].style.cursor = 'none';
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mouseListeners.add(window.document.onMouseMove
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.listen((evt) => handleMouse(getEvent(evt))));
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mouseListeners.add(window.document.onMouseDown
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.listen((evt) => handleMouse(getEvent(evt))));
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mouseListeners.add(
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window.document.onMouseUp.listen((evt) => handleMouse(getEvent(evt))));
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mouseListeners.add(window.document.onMouseWheel.listen((evt) {
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var dx = evt.deltaX;
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var dy = evt.deltaY;
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if (dx > 0)
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dx = -1;
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else if (dx < 0) dx = 1;
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if (dy > 0)
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dy = -1;
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else if (dy < 0) dy = 1;
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setByName('send_mouse', '{"type": "wheel", "x": "$dx", "y": "$dy"}');
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}));
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mouseListeners.add(
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window.document.onContextMenu.listen((evt) => evt.preventDefault()));
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}
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static void stopDesktopWebListener() {
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mouseListeners.forEach((l) {
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l.cancel();
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});
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mouseListeners.clear();
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}
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}
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Map<String, dynamic> getEvent(MouseEvent evt) {
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// https://github.com/novnc/noVNC/blob/679b45fa3b453c7cf32f4b4455f4814818ecf161/core/rfb.js
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// https://developer.mozilla.org/zh-CN/docs/Web/API/Element/mousedown_event
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final Map<String, dynamic> out = {};
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out['type'] = evt.type;
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out['x'] = evt.client.x;
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out['y'] = evt.client.y;
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out['ctrl'] = evt.ctrlKey;
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out['shift'] = evt.shiftKey;
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out['alt'] = evt.altKey;
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out['command'] = evt.metaKey;
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out['buttons'] = evt
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.buttons; // left button: 1, right button: 2, middle button: 4, 1 | 2 = 3 (left + right)
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if (evt.buttons != 0) {
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lastMouseDownButtons = evt.buttons;
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} else {
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out['buttons'] = lastMouseDownButtons;
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}
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return out;
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}
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final localeName = window.navigator.language;
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