mirror of
https://github.com/AvengeMedia/DankMaterialShell.git
synced 2025-12-09 15:05:39 -05:00
display: use ddcutil for brightness changing
This commit is contained in:
bbedward
@@ -7,101 +7,160 @@ pragma ComponentBehavior: Bound
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Singleton {
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id: root
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property int brightnessLevel: 75
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property list<var> ddcMonitors: []
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readonly property list<Monitor> monitors: variants.instances
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property bool brightnessAvailable: false
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property int brightnessLevel: 75
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// Check if brightness control is available
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Process {
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id: brightnessAvailabilityChecker
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command: ["bash", "-c", "if command -v brightnessctl > /dev/null; then echo 'brightnessctl'; elif command -v xbacklight > /dev/null; then echo 'xbacklight'; else echo 'none'; fi"]
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running: true
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stdout: SplitParser {
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splitMarker: "\n"
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onRead: (data) => {
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if (data.trim()) {
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let method = data.trim()
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if (method === "brightnessctl" || method === "xbacklight") {
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root.brightnessAvailable = true
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brightnessChecker.running = true
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} else {
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root.brightnessAvailable = false
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console.log("Brightness control not available - no brightnessctl or xbacklight found")
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}
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}
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}
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}
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function getMonitorForScreen(screen: ShellScreen): var {
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return monitors.find(function(m) { return m.modelData === screen; });
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}
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// Brightness Control
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Process {
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id: brightnessChecker
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command: ["bash", "-c", "if command -v brightnessctl > /dev/null; then brightnessctl get; elif command -v xbacklight > /dev/null; then xbacklight -get | cut -d. -f1; else echo 75; fi"]
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running: false
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stdout: SplitParser {
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splitMarker: "\n"
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onRead: (data) => {
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if (data.trim()) {
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let brightness = parseInt(data.trim()) || 75
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// brightnessctl returns absolute value, need to convert to percentage
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if (brightness > 100) {
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brightnessMaxChecker.running = true
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} else {
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root.brightnessLevel = brightness
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}
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}
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}
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}
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}
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Process {
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id: brightnessMaxChecker
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command: ["brightnessctl", "max"]
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running: false
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stdout: SplitParser {
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splitMarker: "\n"
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onRead: (data) => {
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if (data.trim()) {
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let maxBrightness = parseInt(data.trim()) || 100
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brightnessCurrentChecker.property("maxBrightness", maxBrightness)
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brightnessCurrentChecker.running = true
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}
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}
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}
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}
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Process {
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id: brightnessCurrentChecker
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property int maxBrightness: 100
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command: ["brightnessctl", "get"]
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running: false
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stdout: SplitParser {
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splitMarker: "\n"
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onRead: (data) => {
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if (data.trim()) {
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let currentBrightness = parseInt(data.trim()) || 75
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root.brightnessLevel = Math.round((currentBrightness / maxBrightness) * 100)
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}
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property var debounceTimer: Timer {
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id: debounceTimer
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interval: 50
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repeat: false
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property int pendingValue: 0
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onTriggered: {
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const focusedMonitor = monitors.find(function(m) { return m.modelData === Quickshell.screens[0]; });
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if (focusedMonitor) {
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focusedMonitor.setBrightness(pendingValue / 100);
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}
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}
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}
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function setBrightness(percentage) {
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if (!root.brightnessAvailable) {
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console.warn("Brightness control not available")
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return
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root.brightnessLevel = percentage;
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debounceTimer.pendingValue = percentage;
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debounceTimer.restart();
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}
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function increaseBrightness(): void {
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const focusedMonitor = monitors.find(function(m) { return m.modelData === Quickshell.screens[0]; });
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if (focusedMonitor)
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focusedMonitor.setBrightness(focusedMonitor.brightness + 0.1);
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}
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function decreaseBrightness(): void {
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const focusedMonitor = monitors.find(function(m) { return m.modelData === Quickshell.screens[0]; });
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if (focusedMonitor)
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focusedMonitor.setBrightness(focusedMonitor.brightness - 0.1);
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}
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onMonitorsChanged: {
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ddcMonitors = [];
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if (ddcAvailable) {
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ddcProc.running = true;
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}
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let brightnessSetProcess = Qt.createQmlObject('
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import Quickshell.Io
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Process {
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command: ["bash", "-c", "if command -v brightnessctl > /dev/null; then brightnessctl set ' + percentage + '%; elif command -v xbacklight > /dev/null; then xbacklight -set ' + percentage + '; fi"]
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running: true
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onExited: brightnessChecker.running = true
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// Update brightness level from first monitor
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if (monitors.length > 0) {
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root.brightnessLevel = Math.round(monitors[0].brightness * 100);
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}
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}
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Component.onCompleted: {
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ddcAvailabilityChecker.running = true;
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}
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Variants {
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id: variants
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model: Quickshell.screens
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Monitor {}
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}
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Process {
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id: ddcAvailabilityChecker
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command: ["which", "ddcutil"]
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onExited: function(exitCode) {
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root.brightnessAvailable = (exitCode === 0);
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if (root.brightnessAvailable) {
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ddcProc.running = true;
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}
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', root)
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}
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}
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Process {
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id: ddcProc
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command: ["ddcutil", "detect", "--brief"]
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running: false
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stdout: StdioCollector {
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onStreamFinished: {
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if (text.trim()) {
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root.ddcMonitors = text.trim().split("\n\n").filter(function(d) { return d.startsWith("Display "); }).map(function(d) { return ({
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model: d.match(/Monitor:.*:(.*):.*/)?.[1] || "Unknown",
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busNum: d.match(/I2C bus:[ ]*\/dev\/i2c-([0-9]+)/)?.[1] || "0"
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}); });
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} else {
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root.ddcMonitors = [];
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}
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}
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}
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onExited: function(exitCode) {
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if (exitCode !== 0) {
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root.ddcMonitors = [];
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}
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}
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}
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component Monitor: QtObject {
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id: monitor
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required property ShellScreen modelData
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readonly property bool isDdc: root.ddcMonitors.some(function(m) { return m.model === modelData.model; })
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readonly property string busNum: root.ddcMonitors.find(function(m) { return m.model === modelData.model; })?.busNum ?? ""
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property real brightness: 0.75
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readonly property Process initProc: Process {
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stdout: StdioCollector {
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onStreamFinished: {
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if (text.trim()) {
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const parts = text.trim().split(" ");
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if (parts.length >= 5) {
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const current = parseInt(parts[3]) || 75;
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const max = parseInt(parts[4]) || 100;
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monitor.brightness = current / max;
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root.brightnessLevel = Math.round(monitor.brightness * 100);
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}
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}
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}
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}
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onExited: function(exitCode) {
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if (exitCode !== 0) {
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monitor.brightness = 0.75;
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root.brightnessLevel = 75;
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}
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}
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}
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function setBrightness(value: real): void {
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value = Math.max(0, Math.min(1, value));
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const rounded = Math.round(value * 100);
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if (Math.round(brightness * 100) === rounded)
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return;
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brightness = value;
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root.brightnessLevel = rounded;
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if (isDdc && busNum) {
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Quickshell.execDetached(["ddcutil", "-b", busNum, "setvcp", "10", rounded.toString()]);
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}
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}
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onBusNumChanged: {
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if (isDdc && busNum) {
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initProc.command = ["ddcutil", "-b", busNum, "getvcp", "10", "--brief"];
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initProc.running = true;
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}
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}
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Component.onCompleted: {
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Qt.callLater(function() {
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if (isDdc && busNum) {
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initProc.command = ["ddcutil", "-b", busNum, "getvcp", "10", "--brief"];
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initProc.running = true;
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}
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});
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}
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}
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}
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