feat: add Wayland Screen Mirror plugin (#86)
* feat: add wl-screen-mirror plugin * fix: naming * rename thumbnail * fix(error): treat user termination as a clean stop
This commit is contained in:
Ilya
@@ -0,0 +1,360 @@
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--!nonstrict
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local opened = false
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local requestSerial = 0
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local outputs = {}
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local destinationOutputs = {}
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local sourceName = nil
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local destinationName = nil
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local sourceIndex = -1
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local destinationIndex = -1
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local render
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local status = noctalia.state.get("mirror_status")
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or {
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phase = "stopped",
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running = false,
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available = noctalia.commandExists("wl-mirror"),
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command_available = noctalia.commandExists("wl-mirror"),
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message = "",
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}
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local function tr(key, values)
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return noctalia.tr(key, values)
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end
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local function outputLabel(output)
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local description = output.description or ""
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if description == "" or description == output.name then
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return output.name
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end
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return output.name .. " — " .. description
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end
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local function findOutputIndex(items, name)
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for index, output in ipairs(items) do
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if output.name == name then
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return index - 1
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end
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end
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return -1
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end
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local function hasOutput(name)
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return name ~= nil and findOutputIndex(outputs, name) >= 0
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end
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local function rebuildDestinationOutputs()
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destinationOutputs = {}
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for _, output in ipairs(outputs) do
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if output.name ~= sourceName then
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table.insert(destinationOutputs, output)
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end
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end
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if findOutputIndex(destinationOutputs, destinationName) < 0 then
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destinationName = destinationOutputs[1] and destinationOutputs[1].name or nil
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end
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destinationIndex = findOutputIndex(destinationOutputs, destinationName)
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end
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local function refreshOutputs()
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local refreshed = noctalia.outputs() or {}
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outputs = {}
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for _, output in ipairs(refreshed) do
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if type(output.name) == "string" and output.name ~= "" then
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table.insert(outputs, output)
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end
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end
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table.sort(outputs, function(left, right)
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return left.name < right.name
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end)
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if (status.phase == "running" or status.phase == "starting") and hasOutput(status.source) then
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sourceName = status.source
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end
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if not hasOutput(sourceName) then
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sourceName = outputs[1] and outputs[1].name or nil
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end
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if
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(status.phase == "running" or status.phase == "starting")
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and status.destination ~= sourceName
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and hasOutput(status.destination)
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then
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destinationName = status.destination
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end
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sourceIndex = findOutputIndex(outputs, sourceName)
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rebuildDestinationOutputs()
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end
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local function labels(items)
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local result = {}
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for _, output in ipairs(items) do
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table.insert(result, outputLabel(output))
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end
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return result
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end
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local function phaseDetails()
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local phase = status.phase or "stopped"
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if phase == "running" then
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return tr("panel.status.running_title"), tr("panel.status.running_message"), "primary", "screen-share"
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elseif phase == "starting" then
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return tr("panel.status.starting_title"), tr("panel.status.starting_message"), "on_surface_variant", "loader-2"
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elseif phase == "stopping" then
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return tr("panel.status.stopping_title"), tr("panel.status.stopping_message"), "on_surface_variant", "loader-2"
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elseif phase == "error" then
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local message = status.message
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if message == nil or message == "" then
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message = tr("panel.status.error_message")
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end
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return tr("panel.status.error_title"), message, "error", "alert-circle"
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end
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local message = status.message
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if message == nil or message == "" then
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message = tr("panel.status.ready_message")
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end
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return tr("panel.status.ready_title"), message, "on_surface_variant", "devices"
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end
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local function section(title, control)
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return ui.column({ gap = 7 }, {
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ui.label({
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text = title,
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fontWeight = "medium",
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color = "on_surface_variant",
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}),
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control,
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})
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end
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render = function()
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local phase = status.phase or "stopped"
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local running = phase == "running"
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local busy = phase == "starting" or phase == "stopping"
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local available = status.available ~= false
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local validPair = sourceName ~= nil and destinationName ~= nil and sourceName ~= destinationName
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local canToggle = not busy and (running or (available and validPair))
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local stateTitle, stateMessage, stateColor, stateGlyph = phaseDetails()
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local actionText = tr("panel.action.start")
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local actionGlyph = "player-play"
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local actionVariant = "primary"
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if running then
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actionText = tr("panel.action.stop")
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actionGlyph = "player-stop"
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actionVariant = "destructive"
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elseif phase == "starting" then
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actionText = tr("panel.action.starting")
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actionGlyph = "loader-2"
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elseif phase == "stopping" then
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actionText = tr("panel.action.stopping")
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actionGlyph = "loader-2"
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end
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local hint = nil
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if not available then
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local message = status.message
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if status.command_available == false then
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message = tr("panel.wl_mirror_missing")
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elseif message == nil or message == "" then
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message = tr("panel.status.error_message")
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end
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hint = ui.label({
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text = message,
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color = "error",
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maxLines = 2,
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})
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elseif #outputs < 2 then
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hint = ui.label({
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text = tr("panel.two_monitors_required"),
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color = "error",
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maxLines = 2,
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})
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end
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local children = {
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ui.row({ align = "center", justify = "space_between", gap = 8 }, {
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ui.row({ align = "center", gap = 9, flexGrow = 1 }, {
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ui.glyph({ name = "screen-share", size = 18, color = "primary" }),
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ui.label({
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text = tr("title"),
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fontSize = 16,
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fontWeight = "bold",
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color = "on_surface",
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}),
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}),
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ui.button({
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glyph = "close",
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variant = "ghost",
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tooltip = tr("panel.close"),
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onClick = "onCloseClicked",
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}),
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}),
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section(
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tr("panel.source_monitor"),
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ui.select({
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options = labels(outputs),
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selectedIndex = sourceIndex,
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placeholder = tr("panel.no_monitor"),
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controlSize = "md",
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enabled = not busy and not running and #outputs > 0,
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onChange = "onSourceChanged",
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})
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),
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section(
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tr("panel.destination_monitor"),
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ui.select({
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options = labels(destinationOutputs),
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selectedIndex = destinationIndex,
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placeholder = tr("panel.choose_another"),
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controlSize = "md",
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enabled = not busy and not running and #destinationOutputs > 0,
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onChange = "onDestinationChanged",
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})
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),
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ui.row({
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align = "center",
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gap = 9,
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fill = "surface_variant/0.45",
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radius = 9,
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padding = 10,
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}, {
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ui.glyph({ name = stateGlyph, size = 17, color = stateColor }),
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ui.column({ gap = 2, flexGrow = 1 }, {
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ui.label({ text = stateTitle, fontWeight = "medium", color = stateColor }),
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ui.label({
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text = stateMessage,
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color = "on_surface_variant",
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maxLines = 2,
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}),
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}),
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}),
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}
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if hint ~= nil then
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table.insert(children, hint)
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end
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table.insert(
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children,
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ui.button({
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text = actionText,
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glyph = actionGlyph,
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variant = actionVariant,
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controlSize = "lg",
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enabled = canToggle,
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onClick = "onToggleMirroring",
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})
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)
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panel.render(ui.column({ flexGrow = 1, gap = 14 }, children))
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end
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noctalia.state.watch("mirror_status", function(value)
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if type(value) ~= "table" then
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return
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end
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status = value
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if status.phase == "running" or status.phase == "starting" then
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sourceName = status.source or sourceName
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destinationName = status.destination or destinationName
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end
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if opened then
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refreshOutputs()
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render()
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end
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end)
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function onOpen(_context)
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opened = true
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status = noctalia.state.get("mirror_status") or status
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refreshOutputs()
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render()
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end
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function onClose()
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opened = false
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end
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function onSourceChanged(index, _text)
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local selected = outputs[(tonumber(index) or -1) + 1]
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if selected == nil then
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return
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end
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sourceName = selected.name
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sourceIndex = tonumber(index) or -1
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rebuildDestinationOutputs()
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render()
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end
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function onDestinationChanged(index, _text)
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local selected = destinationOutputs[(tonumber(index) or -1) + 1]
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if selected == nil or selected.name == sourceName then
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return
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end
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destinationName = selected.name
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destinationIndex = tonumber(index) or -1
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render()
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end
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function onToggleMirroring()
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local phase = status.phase or "stopped"
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if phase == "running" then
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status.phase = "stopping"
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status.message = tr("panel.status.stopping_message")
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render()
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requestSerial += 1
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noctalia.state.set("mirror_request", {
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action = "stop",
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serial = requestSerial,
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})
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return
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end
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if phase == "starting" or phase == "stopping" then
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return
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end
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if sourceName == nil or destinationName == nil or sourceName == destinationName then
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noctalia.notifyError(tr("title"), tr("panel.invalid_pair"))
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return
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end
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status.phase = "starting"
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status.source = sourceName
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status.destination = destinationName
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status.message = tr("panel.status.starting_message")
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render()
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requestSerial += 1
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noctalia.state.set("mirror_request", {
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action = "start",
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source = sourceName,
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destination = destinationName,
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serial = requestSerial,
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})
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end
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function onCloseClicked()
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panel.close()
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end
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