add cpu hover panel with per-core usage bars and freq
This commit is contained in:
Damocles
parent
e3c24d646e
commit
13b737daf7
2 changed files with 174 additions and 6 deletions
179
modules/Cpu.qml
179
modules/Cpu.qml
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@ -10,15 +10,20 @@ M.BarSection {
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property int usage: 0
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property real freqGhz: 0
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property var _prev: null
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property var _corePrev: []
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property var _coreUsage: []
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property var _coreFreq: []
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FileView {
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id: stat
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path: "/proc/stat"
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onLoaded: {
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const line = text().split("\n")[0];
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const f = line.trim().split(/\s+/).slice(1).map(Number);
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const idle = f[3] + f[4];
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const total = f.reduce((a, b) => a + b, 0);
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const lines = text().split("\n");
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// Aggregate
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const agg = lines[0].trim().split(/\s+/).slice(1).map(Number);
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const idle = agg[3] + agg[4];
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const total = agg.reduce((a, b) => a + b, 0);
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if (root._prev) {
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const dIdle = idle - root._prev.idle;
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const dTotal = total - root._prev.total;
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@ -29,8 +34,32 @@ M.BarSection {
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idle,
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total
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};
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// Per-core
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const coreLines = lines.filter(l => /^cpu\d+\s/.test(l));
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const newUsage = [];
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const newPrev = root._corePrev.length === coreLines.length ? root._corePrev : Array(coreLines.length).fill(null);
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for (let i = 0; i < coreLines.length; i++) {
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const f = coreLines[i].trim().split(/\s+/).slice(1).map(Number);
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const ci = f[3] + f[4];
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const ct = f.reduce((a, b) => a + b, 0);
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if (newPrev[i]) {
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const di = ci - newPrev[i].idle;
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const dt = ct - newPrev[i].total;
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newUsage.push(dt > 0 ? Math.round((1 - di / dt) * 100) : 0);
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} else {
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newUsage.push(0);
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}
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newPrev[i] = {
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idle: ci,
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total: ct
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};
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}
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root._coreUsage = newUsage;
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root._corePrev = newPrev;
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}
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}
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FileView {
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id: cpuinfo
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path: "/proc/cpuinfo"
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@ -38,10 +67,12 @@ M.BarSection {
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const lines = text().split("\n").filter(l => l.startsWith("cpu MHz"));
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if (lines.length === 0)
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return;
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const sum = lines.reduce((a, l) => a + parseFloat(l.split(":")[1]), 0);
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root.freqGhz = sum / lines.length / 1000;
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const freqs = lines.map(l => parseFloat(l.split(":")[1]) / 1000);
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root.freqGhz = freqs.reduce((a, b) => a + b, 0) / freqs.length;
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root._coreFreq = freqs;
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}
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}
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Timer {
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interval: M.Modules.cpu.interval || 1000
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running: true
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@ -52,13 +83,149 @@ M.BarSection {
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}
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}
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required property var bar
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property bool _pinned: false
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readonly property bool _anyHover: root._hovered || hoverPanel.panelHovered
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readonly property bool _showPanel: _anyHover || _pinned
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on_AnyHoverChanged: {
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if (_anyHover)
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_unpinTimer.stop();
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else if (_pinned)
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_unpinTimer.start();
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}
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Timer {
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id: _unpinTimer
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interval: 500
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onTriggered: root._pinned = false
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}
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M.BarIcon {
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icon: "\uF2DB"
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anchors.verticalCenter: parent.verticalCenter
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TapHandler {
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cursorShape: Qt.PointingHandCursor
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onTapped: root._pinned = !root._pinned
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}
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}
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M.BarLabel {
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label: root.usage.toString().padStart(2) + "%@" + root.freqGhz.toFixed(2)
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minText: "99%@9.99"
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anchors.verticalCenter: parent.verticalCenter
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TapHandler {
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cursorShape: Qt.PointingHandCursor
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onTapped: root._pinned = !root._pinned
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}
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}
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M.HoverPanel {
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id: hoverPanel
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showPanel: root._showPanel
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screen: QsWindow.window?.screen ?? null
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anchorItem: root
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accentColor: root.accentColor
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panelNamespace: "nova-cpu"
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contentWidth: 220
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// Header
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Item {
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width: parent.width
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height: 28
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Text {
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anchors.left: parent.left
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anchors.leftMargin: 12
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anchors.verticalCenter: parent.verticalCenter
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text: "CPU"
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color: M.Theme.base04
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font.pixelSize: M.Theme.fontSize - 1
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font.family: M.Theme.fontFamily
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}
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Text {
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anchors.right: parent.right
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anchors.rightMargin: 12
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anchors.verticalCenter: parent.verticalCenter
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text: root.usage + "% " + root.freqGhz.toFixed(2) + " GHz"
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color: root.accentColor
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font.pixelSize: M.Theme.fontSize
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font.family: M.Theme.fontFamily
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font.bold: true
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}
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}
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// Per-core rows
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Repeater {
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model: root._coreUsage.length
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delegate: Item {
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required property int index
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width: hoverPanel.contentWidth
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height: 20
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readonly property int _u: root._coreUsage[index] ?? 0
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readonly property real _f: root._coreFreq[index] ?? 0
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Text {
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id: coreLabel
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anchors.left: parent.left
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anchors.leftMargin: 12
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anchors.verticalCenter: parent.verticalCenter
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text: index
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color: M.Theme.base04
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font.pixelSize: M.Theme.fontSize - 2
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font.family: M.Theme.fontFamily
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width: 14
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}
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Item {
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id: coreBar
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anchors.left: coreLabel.right
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anchors.leftMargin: 6
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anchors.right: freqLabel.left
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anchors.rightMargin: 6
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anchors.verticalCenter: parent.verticalCenter
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height: 4
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Rectangle {
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anchors.fill: parent
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color: M.Theme.base02
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radius: 2
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}
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Rectangle {
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width: parent.width * (parent.parent._u / 100)
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height: parent.height
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color: root.accentColor
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radius: 2
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Behavior on width {
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NumberAnimation {
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duration: 150
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}
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}
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}
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}
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Text {
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id: freqLabel
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anchors.right: parent.right
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anchors.rightMargin: 12
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anchors.verticalCenter: parent.verticalCenter
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text: parent._f.toFixed(2)
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color: M.Theme.base04
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font.pixelSize: M.Theme.fontSize - 2
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font.family: M.Theme.fontFamily
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width: 32
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horizontalAlignment: Text.AlignRight
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}
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}
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}
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// Bottom padding
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Item {
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width: 1
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height: 4
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}
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}
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}
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