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pikvm/pikvm#375: fixed AltGr handling

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This commit is contained in:
Maxim Devaev
2022-08-22 18:41:02 +03:00
parent 7bd690b4db
commit 766e515178
4 changed files with 55 additions and 8 deletions
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50
web/share/js/keypad.js
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@@ -26,7 +26,7 @@
import {tools, $$$} from "./tools.js";
export function Keypad(__keys_parent, __sendKey, __fix_mac_cmd=false) {
export function Keypad(__keys_parent, __sendKey, __apply_fixes) {
var self = this;
/************************************************************************/
@@ -35,7 +35,22 @@ export function Keypad(__keys_parent, __sendKey, __fix_mac_cmd=false) {
var __keys = {};
var __modifiers = {};
var __fix_mac_cmd = false;
var __fix_win_altgr = false;
var __altgr_ctrl_timer = null;
var __init__ = function() {
if (__apply_fixes) {
__fix_mac_cmd = tools.browser.is_mac;
if (__fix_mac_cmd) {
tools.info(`Keymap at ${__keys_parent}: enabled Fix-Mac-CMD`);
}
__fix_win_altgr = tools.browser.is_win;
if (__fix_win_altgr) {
tools.info(`Keymap at ${__keys_parent}: enabled Fix-Win-AltGr`);
}
}
for (let el_key of $$$(`${__keys_parent} div.key`)) {
let code = el_key.getAttribute("data-code");
@@ -81,6 +96,11 @@ export function Keypad(__keys_parent, __sendKey, __fix_mac_cmd=false) {
self.emit = function(code, state, apply_fixes=true) {
if (code in __merged) {
if (__fix_win_altgr && apply_fixes) {
if (!__fixWinAltgr(code, state)) {
return;
}
}
__commonHandler(__merged[code][0], state, false);
if (__fix_mac_cmd && apply_fixes) {
__fixMacCmd();
@@ -103,6 +123,34 @@ export function Keypad(__keys_parent, __sendKey, __fix_mac_cmd=false) {
}
};
var __fixWinAltgr = function(code, state) {
// https://github.com/pikvm/pikvm/issues/375
// https://github.com/novnc/noVNC/blob/84f102d6/core/input/keyboard.js
if (state) {
if (__altgr_ctrl_timer) {
clearTimeout(__altgr_ctrl_timer);
__altgr_ctrl_timer = null;
if (code !== "AltRight") {
self.emit("ControlLeft", true, false);
}
}
if (code === "ControlLeft" && !__isActive(__modifiers["ControlLeft"][0])) {
__altgr_ctrl_timer = setTimeout(function() {
__altgr_ctrl_timer = null;
self.emit("ControlLeft", true, false);
}, 50);
return false; // Stop handling
}
} else {
if (__altgr_ctrl_timer) {
clearTimeout(__altgr_ctrl_timer);
__altgr_ctrl_timer = null;
self.emit("ControlLeft", true, false);
}
}
return true; // Continue handling
};
var __clickHandler = function(el_key, state) {
__commonHandler(el_key, state, false);
__unholdModifiers();