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mouse works

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This commit is contained in:
open-trade
2022-02-03 17:19:25 +08:00
parent 47ca02e239
commit 73da1583da
3 changed files with 81 additions and 15 deletions
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38
lib/web_model.dart
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@@ -4,7 +4,8 @@ import 'common.dart';
import 'dart:html';
import 'dart:async';
final List<StreamSubscription<MouseEvent>> mouselisteners = [];
final List<StreamSubscription<MouseEvent>> mouseListeners = [];
int lastMouseDownButtons = 0;
class PlatformFFI {
static void clearRgbaFrame() {}
@@ -26,7 +27,6 @@ class PlatformFFI {
}
static Future<Null> init() async {
window.document.onContextMenu.listen((evt) => evt.preventDefault());
isWeb = true;
isDesktop = !js.context.callMethod('isMobile');
js.context.callMethod('init');
@@ -35,37 +35,55 @@ class PlatformFFI {
// MouseRegion onHover not work for mouse move when right button down
static void startDesktopWebListener(
Function(Map<String, dynamic>) handleMouse) {
lastMouseDownButtons = 0;
// document.body.getElementsByTagName('flt-glass-pane')[0].style.cursor = 'none';
mouselisteners.add(window.document.onMouseMove
mouseListeners.add(window.document.onMouseMove
.listen((evt) => handleMouse(getEvent(evt))));
mouselisteners.add(window.document.onMouseDown
mouseListeners.add(window.document.onMouseDown
.listen((evt) => handleMouse(getEvent(evt))));
mouselisteners.add(
mouseListeners.add(
window.document.onMouseUp.listen((evt) => handleMouse(getEvent(evt))));
mouselisteners.add(window.document.onMouseWheel.listen((evt) => {}));
mouseListeners.add(window.document.onMouseWheel.listen((evt) {
var dx = evt.deltaX;
var dy = evt.deltaY;
if (dx > 0)
dx = -1;
else if (dx < 0) dx = 1;
if (dy > 0)
dy = -1;
else if (dy < 0) dy = 1;
setByName('send_mouse', '{"type": "wheel", "x": "$dx", "y": "$dy"}');
}));
mouseListeners.add(
window.document.onContextMenu.listen((evt) => evt.preventDefault()));
}
static void stopDesktopWebListener() {
mouselisteners.forEach((l) {
mouseListeners.forEach((l) {
l.cancel();
});
mouselisteners.clear();
mouseListeners.clear();
}
}
Map<String, dynamic> getEvent(MouseEvent evt) {
// https://github.com/novnc/noVNC/blob/679b45fa3b453c7cf32f4b4455f4814818ecf161/core/rfb.js
// https://developer.mozilla.org/zh-CN/docs/Web/API/Element/mousedown_event
final out = {};
final Map<String, dynamic> out = {};
out['type'] = evt.type;
out['x'] = evt.client.x;
out['y'] = evt.client.y;
out['ctrl'] = evt.ctrlKey;
out['shift'] = evt.shiftKey;
out['alt'] = evt.altKey;
out['meta'] = evt.metaKey;
out['command'] = evt.metaKey;
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;
}