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Add support for DesktopName extension

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This extension allows session name to be changed during runtime.
This commit is contained in:
Niko Lehto
2019-09-04 14:23:37 +02:00
committed by Lauri Kasanen
parent c16cc6e2b9
commit 8c43287afb
3 changed files with 55 additions and 5 deletions
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37
kasmweb/core/rfb.js
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@@ -542,6 +542,13 @@ export default class RFB extends EventTargetMixin {
this.focus();
}
_setDesktopName(name) {
this._fb_name = name;
this.dispatchEvent(new CustomEvent(
"desktopname",
{ detail: { name: this._fb_name } }));
}
_windowResize(event) {
// If the window resized then our screen element might have
// as well. Update the viewport dimensions.
@@ -1256,7 +1263,7 @@ export default class RFB extends EventTargetMixin {
/* Connection name/title */
const name_length = this._sock.rQshift32();
if (this._sock.rQwait('server init name', name_length, 24)) { return false; }
this._fb_name = decodeUTF8(this._sock.rQshiftStr(name_length));
let name = decodeUTF8(this._sock.rQshiftStr(name_length));
if (this._rfb_tightvnc) {
if (this._sock.rQwait('TightVNC extended server init header', 8, 24 + name_length)) { return false; }
@@ -1296,10 +1303,7 @@ export default class RFB extends EventTargetMixin {
", blue_shift: " + blue_shift);
// we're past the point where we could backtrack, so it's safe to call this
this.dispatchEvent(new CustomEvent(
"desktopname",
{ detail: { name: this._fb_name } }));
this._setDesktopName(name);
this._resize(width, height);
if (!this._viewOnly) { this._keyboard.grab(); }
@@ -1383,6 +1387,7 @@ export default class RFB extends EventTargetMixin {
encs.push(encodings.pseudoEncodingXvp);
encs.push(encodings.pseudoEncodingFence);
encs.push(encodings.pseudoEncodingContinuousUpdates);
encs.push(encodings.pseudoEncodingDesktopName);
if (this._hasWebp())
encs.push(encodings.pseudoEncodingWEBP);
@@ -1694,6 +1699,9 @@ export default class RFB extends EventTargetMixin {
}
return true;
case encodings.pseudoEncodingDesktopName:
return this._handleDesktopName();
case encodings.pseudoEncodingDesktopSize:
this._resize(this._FBU.width, this._FBU.height);
return true;
@@ -1743,6 +1751,25 @@ export default class RFB extends EventTargetMixin {
return true;
}
_handleDesktopName() {
if (this._sock.rQwait("DesktopName", 4)) {
return false;
}
let length = this._sock.rQshift32();
if (this._sock.rQwait("DesktopName", length, 4)) {
return false;
}
let name = this._sock.rQshiftStr(length);
name = decodeUTF8(name);
this._setDesktopName(name);
return true;
}
_handleExtendedDesktopSize() {
if (this._sock.rQwait("ExtendedDesktopSize", 4)) {
return false;