dms_tailscalectl/tailscalectl/TailscaleWidget.qml
Ebeneezer (Hermes Agent) 7c31598594 fix(ui): layout spacer, peer empty state, busy mutex, style
- RowLayout + real Layout.fillWidth spacer (#18)
- ListView boundsBehavior StopAtBounds (#27)
- Show Not connected empty state when disconnected (#55)
- Single-flight _busy guard across status/toggle/exit/copy
- Inline exit-node active/clear checks (no over-abstract predicates)
- Terminate JS statements in QML handlers with semicolons

Written by AI agent working for @jtmorris. Model: Grok 4.5.
2026-07-15 01:11:59 -07:00

372 lines
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import QtQuick
import QtQuick.Layouts
import qs.Common
import qs.Services
import qs.Widgets
import qs.Modules.Plugins
import "./lib.js" as TailscaleLib
PluginComponent {
id: root
property bool isConnected: false
property string tailscaleIP: ""
property string currentExitNode: ""
property var peers: []
property string _copyText: ""
property int _copyIndex: 0
// Transient coordination for defensive poll-act-poll toggle (not long-term cache).
// Poll for ground truth → act → poll again for verification.
property string _pendingAction: ""
// Single-flight guard: prevent interleaved status/toggle/exit/copy chains (#15/#30 class).
property bool _busy: false
layerNamespacePlugin: "tailscalectl"
popoutWidth: 360
popoutHeight: 400
Component.onCompleted: {
root._runStatusCheck();
}
function _runStatusCheck() {
if (root._busy && root._pendingAction === "") {
// A non-toggle status refresh while something is already in flight: skip.
// Toggle path sets _pendingAction first and is allowed to chain after actions clear busy carefully.
return;
}
root._busy = true;
Proc.runCommand("tailscale-status", TailscaleLib.getStatusCommand(), (stdout, code) => {
var statusOk = (code === 0);
if (statusOk) {
const state = TailscaleLib.parseStatusResult(stdout);
root.isConnected = state.isConnected;
root.tailscaleIP = state.tailscaleIP;
root.currentExitNode = state.currentExitNode;
root.peers = state.peers;
} else {
root.isConnected = false;
root.tailscaleIP = "";
root.currentExitNode = "";
root.peers = [];
ToastService.showError("tailscalectl", I18n.tr(TailscaleLib.formatError("status")));
}
const cmd = TailscaleLib.commandForPendingAction(root._pendingAction, root.isConnected, statusOk);
if (cmd) {
// Fresh poll succeeded; act, then verify with another status poll.
Proc.runCommand("tailscale-toggle", cmd, (out, c) => {
if (c !== 0) {
const action = root.isConnected ? "disconnect" : "connect";
ToastService.showError("tailscalectl", I18n.tr(TailscaleLib.formatError(action)));
}
root._pendingAction = "";
// Keep busy through verification poll: call internal runner that assumes we own the lock.
root._runStatusCheckUnlocked();
});
} else {
// Includes failed status while a toggle was pending: abort rather than invent up/down.
root._pendingAction = "";
root._busy = false;
}
});
}
// Used only as the continuation after toggle action; assumes _busy is already true.
function _runStatusCheckUnlocked() {
Proc.runCommand("tailscale-status", TailscaleLib.getStatusCommand(), (stdout, code) => {
if (code === 0) {
const state = TailscaleLib.parseStatusResult(stdout);
root.isConnected = state.isConnected;
root.tailscaleIP = state.tailscaleIP;
root.currentExitNode = state.currentExitNode;
root.peers = state.peers;
} else {
root.isConnected = false;
root.tailscaleIP = "";
root.currentExitNode = "";
root.peers = [];
ToastService.showError("tailscalectl", I18n.tr(TailscaleLib.formatError("status")));
}
root._busy = false;
});
}
function toggleTailscale() {
if (root._busy) {
return;
}
root._pendingAction = TailscaleLib.PendingAction.TOGGLE;
root._runStatusCheck();
}
function refreshStatus() {
if (root._busy) {
return;
}
root._runStatusCheck();
}
function setExitNode(hostname) {
if (root._busy) {
return;
}
const cmd = TailscaleLib.makeExitNodeCommand(hostname);
if (!cmd) {
ToastService.showError("tailscalectl", I18n.tr(TailscaleLib.getStrings().invalidExitNodeHostname));
return;
}
root._busy = true;
Proc.runCommand("tailscale-exit", cmd, (stdout, code) => {
if (code !== 0) {
ToastService.showError("tailscalectl", I18n.tr(TailscaleLib.formatError("set")));
}
// Verify via unlocked status continuation (busy already held).
root._runStatusCheckUnlocked();
});
}
function copyToClipboard(text) {
if (root._busy) {
return;
}
root._copyText = text;
root._copyIndex = 0;
root._busy = true;
root._runNextCopy();
}
function _runNextCopy() {
const cmds = TailscaleLib.getClipboardCommands(root._copyText);
if (root._copyIndex >= cmds.length) {
ToastService.showError("tailscalectl", I18n.tr(TailscaleLib.formatError("clipboard")));
root._busy = false;
return;
}
Proc.runCommand("tailscale-copy-" + root._copyIndex, cmds[root._copyIndex], (stdout, code) => {
if (code === 0) {
ToastService.showInfo(I18n.tr(TailscaleLib.getStrings().copied).arg(root._copyText));
root._busy = false;
} else {
root._copyIndex += 1;
root._runNextCopy();
}
});
}
popoutContent: Component {
PopoutComponent {
headerText: I18n.tr(TailscaleLib.getStrings().header)
detailsText: root.isConnected ? I18n.tr(TailscaleLib.getStrings().connected) : I18n.tr(TailscaleLib.getStrings().disconnected)
showCloseButton: true
Item {
id: contentItem
width: parent.width
height: Theme.spacingM + statusRow.implicitHeight + Theme.spacingM + peerArea.height + Theme.spacingM
RowLayout {
id: statusRow
y: Theme.spacingM
width: parent.width
spacing: Theme.spacingS
anchors.left: parent.left
anchors.leftMargin: Theme.spacingM
anchors.right: parent.right
anchors.rightMargin: Theme.spacingM
MouseArea {
cursorShape: Qt.PointingHandCursor
hoverEnabled: true
Layout.alignment: Qt.AlignVCenter
width: toggleIcon.implicitWidth
height: toggleIcon.implicitHeight
onClicked: {
root.toggleTailscale();
}
DankIcon {
id: toggleIcon
name: root.isConnected ? "power" : "power_off"
size: Theme.iconSize
color: Theme.primary
anchors.centerIn: parent
}
}
StyledText {
text: root.tailscaleIP || "—"
font.pixelSize: Theme.fontSizeSmall
color: Theme.primary
Layout.alignment: Qt.AlignVCenter
}
Item {
Layout.fillWidth: true
height: 1
}
StyledText {
text: I18n.tr(TailscaleLib.getStrings().exitNodePrefix) + (root.currentExitNode || I18n.tr(TailscaleLib.getStrings().none))
font.pixelSize: Theme.fontSizeSmall
color: Theme.surfaceVariantText
Layout.alignment: Qt.AlignVCenter
}
MouseArea {
visible: root.currentExitNode !== ""
cursorShape: Qt.PointingHandCursor
hoverEnabled: true
Layout.alignment: Qt.AlignVCenter
width: clearExitNodeText.implicitWidth
height: clearExitNodeText.implicitHeight
onClicked: {
root.setExitNode("");
}
StyledText {
id: clearExitNodeText
text: "×"
font.pixelSize: Theme.fontSizeSmall
color: Theme.surfaceVariantText
}
}
}
// Peer list when connected; empty-state hint when not (#55).
Item {
id: peerArea
y: Theme.spacingM + statusRow.implicitHeight + Theme.spacingM
width: parent.width - Theme.spacingM * 2
height: root.isConnected
? Math.min(Math.max(root.peers.length, 1) * (Theme.fontSizeSmall + Theme.spacingXS), 200)
: (Theme.fontSizeSmall + Theme.spacingXS)
anchors.left: parent.left
anchors.leftMargin: Theme.spacingM
StyledText {
visible: !root.isConnected
anchors.fill: parent
text: I18n.tr(TailscaleLib.getStrings().notConnectedHint)
font.pixelSize: Theme.fontSizeSmall
color: Theme.surfaceVariantText
horizontalAlignment: Text.AlignHCenter
verticalAlignment: Text.AlignVCenter
}
ListView {
id: peerList
visible: root.isConnected
anchors.fill: parent
model: root.peers
interactive: true
// Desktop popout: no rubber-band overshoot (#27).
boundsBehavior: Flickable.StopAtBounds
clip: true
delegate: Item {
width: peerList.width
height: Theme.fontSizeSmall + Theme.spacingXS
Row {
anchors.left: parent.left
anchors.right: parent.right
anchors.verticalCenter: parent.verticalCenter
spacing: Theme.spacingS
MouseArea {
cursorShape: Qt.PointingHandCursor
hoverEnabled: true
anchors.verticalCenter: parent.verticalCenter
width: peerHostnameText.implicitWidth
height: peerHostnameText.implicitHeight
onClicked: {
root.copyToClipboard(modelData.hostname);
}
StyledText {
id: peerHostnameText
text: modelData.hostname
font.pixelSize: Theme.fontSizeSmall
color: modelData.online ? Theme.primary : Theme.surfaceVariantText
}
}
MouseArea {
cursorShape: Qt.PointingHandCursor
hoverEnabled: true
anchors.verticalCenter: parent.verticalCenter
width: peerIpText.implicitWidth
height: peerIpText.implicitHeight
onClicked: {
root.copyToClipboard(modelData.ip);
}
StyledText {
id: peerIpText
text: modelData.ip
font.pixelSize: Theme.fontSizeSmall
color: Theme.surfaceVariantText
}
}
MouseArea {
visible: modelData.exitNode
cursorShape: Qt.PointingHandCursor
hoverEnabled: true
anchors.verticalCenter: parent.verticalCenter
width: exitNodeButton.implicitWidth
height: exitNodeButton.implicitHeight
onClicked: {
root.setExitNode(modelData.hostname);
}
StyledText {
id: exitNodeButton
text: "↗"
font.pixelSize: Theme.fontSizeSmall
color: (root.currentExitNode === modelData.hostname) ? Theme.primary : Theme.surfaceVariantText
}
}
}
}
}
}
}
}
}
MouseArea {
anchors.fill: parent
acceptedButtons: Qt.RightButton
onClicked: {
root.toggleTailscale();
}
}
horizontalBarPill: Component {
Row {
spacing: Theme.spacingS
DankIcon {
name: root.isConnected ? "vpn_key" : "vpn_key_off"
size: Theme.iconSize
color: root.isConnected ? Theme.primary : Theme.surfaceText
}
}
}
verticalBarPill: Component {
Column {
spacing: Theme.spacingXS
DankIcon {
name: root.isConnected ? "vpn_key" : "vpn_key_off"
size: Theme.iconSize
color: root.isConnected ? Theme.primary : Theme.surfaceText
}
}
}
}