From 901e1b32939d27b0b0edabe99705fd3066d360ba Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Florian=20M=C3=BCllner?= Date: Wed, 17 May 2017 19:13:50 +0200 Subject: [PATCH 1/4] extensions: Resurrect systemMonitor extension The extension was removed upstream because: - it hooks into the message tray that was removed - it was known to have performance issues - there are plenty of alternatives Those aren't good enough reasons for dropping it downstream as well though, so we need to bring it back ... This reverts commit c9a6421f362cd156cf731289eadc11f44f6970ac. --- extensions/systemMonitor/extension.js | 376 ++++++++++++++++++++++ extensions/systemMonitor/meson.build | 5 + extensions/systemMonitor/metadata.json.in | 11 + extensions/systemMonitor/stylesheet.css | 35 ++ meson.build | 1 + 5 files changed, 428 insertions(+) create mode 100644 extensions/systemMonitor/extension.js create mode 100644 extensions/systemMonitor/meson.build create mode 100644 extensions/systemMonitor/metadata.json.in create mode 100644 extensions/systemMonitor/stylesheet.css diff --git a/extensions/systemMonitor/extension.js b/extensions/systemMonitor/extension.js new file mode 100644 index 0000000..7b09df0 --- /dev/null +++ b/extensions/systemMonitor/extension.js @@ -0,0 +1,376 @@ +/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */ + +const Clutter = imports.gi.Clutter; +const GTop = imports.gi.GTop; +const Lang = imports.lang; +const Mainloop = imports.mainloop; +const St = imports.gi.St; +const Shell = imports.gi.Shell; + +const Main = imports.ui.main; +const Tweener = imports.ui.tweener; + +const Gettext = imports.gettext.domain('gnome-shell-extensions'); +const _ = Gettext.gettext; + +const ExtensionUtils = imports.misc.extensionUtils; +const Me = ExtensionUtils.getCurrentExtension(); +const Convenience = Me.imports.convenience; + +const INDICATOR_UPDATE_INTERVAL = 500; +const INDICATOR_NUM_GRID_LINES = 3; + +const ITEM_LABEL_SHOW_TIME = 0.15; +const ITEM_LABEL_HIDE_TIME = 0.1; +const ITEM_HOVER_TIMEOUT = 300; + +const Indicator = new Lang.Class({ + Name: 'SystemMonitor.Indicator', + + _init: function() { + this._initValues(); + this.drawing_area = new St.DrawingArea({ reactive: true }); + this.drawing_area.connect('repaint', Lang.bind(this, this._draw)); + this.drawing_area.connect('button-press-event', function() { + let app = Shell.AppSystem.get_default().lookup_app('gnome-system-monitor.desktop'); + app.open_new_window(-1); + return true; + }); + + this.actor = new St.Bin({ style_class: "extension-systemMonitor-indicator-area", + reactive: true, track_hover: true, + x_fill: true, y_fill: true }); + this.actor.add_actor(this.drawing_area); + + this._timeout = Mainloop.timeout_add(INDICATOR_UPDATE_INTERVAL, Lang.bind(this, function () { + this._updateValues(); + this.drawing_area.queue_repaint(); + return true; + })); + }, + + showLabel: function() { + if (this.label == null) + return; + + this.label.opacity = 0; + this.label.show(); + + let [stageX, stageY] = this.actor.get_transformed_position(); + + let itemWidth = this.actor.allocation.x2 - this.actor.allocation.x1; + let itemHeight = this.actor.allocation.y2 - this.actor.allocation.y1; + + let labelWidth = this.label.width; + let labelHeight = this.label.height; + let xOffset = Math.floor((itemWidth - labelWidth) / 2) + + let x = stageX + xOffset; + + let node = this.label.get_theme_node(); + let yOffset = node.get_length('-y-offset'); + + let y = stageY - this.label.get_height() - yOffset; + + this.label.set_position(x, y); + Tweener.addTween(this.label, + { opacity: 255, + time: ITEM_LABEL_SHOW_TIME, + transition: 'easeOutQuad', + }); + }, + + setLabelText: function(text) { + if (this.label == null) + this.label = new St.Label({ style_class: 'extension-systemMonitor-indicator-label'}); + + this.label.set_text(text); + Main.layoutManager.addChrome(this.label); + this.label.hide(); + }, + + hideLabel: function () { + Tweener.addTween(this.label, + { opacity: 0, + time: ITEM_LABEL_HIDE_TIME, + transition: 'easeOutQuad', + onComplete: Lang.bind(this, function() { + this.label.hide(); + }) + }); + }, + + destroy: function() { + Mainloop.source_remove(this._timeout); + + this.actor.destroy(); + if (this.label) + this.label.destroy(); + }, + + _initValues: function() { + }, + + _updateValues: function() { + }, + + _draw: function(area) { + let [width, height] = area.get_surface_size(); + let themeNode = this.actor.get_theme_node(); + let cr = area.get_context(); + + //draw the background grid + let color = themeNode.get_color(this.gridColor); + let gridOffset = Math.floor(height / (INDICATOR_NUM_GRID_LINES + 1)); + for (let i = 1; i <= INDICATOR_NUM_GRID_LINES; ++i) { + cr.moveTo(0, i * gridOffset + .5); + cr.lineTo(width, i * gridOffset + .5); + } + Clutter.cairo_set_source_color(cr, color); + cr.setLineWidth(1); + cr.setDash([4,1], 0); + cr.stroke(); + + //draw the foreground + + function makePath(values, reverse, nudge) { + if (nudge == null) { + nudge = 0; + } + //if we are going in reverse, we are completing the bottom of a chart, so use lineTo + if (reverse) { + cr.lineTo(values.length - 1, (1 - values[values.length - 1]) * height + nudge); + for (let k = values.length - 2; k >= 0; --k) { + cr.lineTo(k, (1 - values[k]) * height + nudge); + } + } else { + cr.moveTo(0, (1 - values[0]) * height + nudge); + for (let k = 1; k < values.length; ++k) { + cr.lineTo(k, (1 - values[k]) * height + nudge); + } + + } + } + + let renderStats = this.renderStats; + + // Make sure we don't have more sample points than pixels + renderStats.map(Lang.bind(this, function(k){ + let stat = this.stats[k]; + if (stat.values.length > width) { + stat.values = stat.values.slice(stat.values.length - width, stat.values.length); + } + })); + + for (let i = 0; i < renderStats.length; ++i) { + let stat = this.stats[renderStats[i]]; + // We outline at full opacity and fill with 40% opacity + let outlineColor = themeNode.get_color(stat.color); + let color = new Clutter.Color(outlineColor); + color.alpha = color.alpha * .4; + + // Render the background between us and the next level + makePath(stat.values, false); + // If there is a process below us, render the cpu between us and it, otherwise, + // render to the bottom of the chart + if (i == renderStats.length - 1) { + cr.lineTo(stat.values.length - 1, height); + cr.lineTo(0, height); + cr.closePath(); + } else { + let nextStat = this.stats[renderStats[i+1]]; + makePath(nextStat.values, true); + } + cr.closePath() + Clutter.cairo_set_source_color(cr, color); + cr.fill(); + + // Render the outline of this level + makePath(stat.values, false, .5); + Clutter.cairo_set_source_color(cr, outlineColor); + cr.setLineWidth(1.0); + cr.setDash([], 0); + cr.stroke(); + } + } +}); + +const CpuIndicator = new Lang.Class({ + Name: 'SystemMonitor.CpuIndicator', + Extends: Indicator, + + _init: function() { + this.parent(); + + this.gridColor = '-grid-color'; + this.renderStats = [ 'cpu-user', 'cpu-sys', 'cpu-iowait' ]; + + // Make sure renderStats is sorted as necessary for rendering + let renderStatOrder = {'cpu-total': 0, 'cpu-user': 1, 'cpu-sys': 2, 'cpu-iowait': 3}; + this.renderStats = this.renderStats.sort(function(a,b) { + return renderStatOrder[a] - renderStatOrder[b]; + }); + + this.setLabelText(_("CPU")); + }, + + _initValues: function() { + this._prev = new GTop.glibtop_cpu; + GTop.glibtop_get_cpu(this._prev); + + this.stats = { + 'cpu-user': {color: '-cpu-user-color', values: []}, + 'cpu-sys': {color: '-cpu-sys-color', values: []}, + 'cpu-iowait': {color: '-cpu-iowait-color', values: []}, + 'cpu-total': {color: '-cpu-total-color', values: []} + }; + }, + + _updateValues: function() { + let cpu = new GTop.glibtop_cpu; + let t = 0.0; + GTop.glibtop_get_cpu(cpu); + let total = cpu.total - this._prev.total; + let user = cpu.user - this._prev.user; + let sys = cpu.sys - this._prev.sys; + let iowait = cpu.iowait - this._prev.iowait; + let idle = cpu.idle - this._prev.idle; + + t += iowait / total; + this.stats['cpu-iowait'].values.push(t); + t += sys / total; + this.stats['cpu-sys'].values.push(t); + t += user / total; + this.stats['cpu-user'].values.push(t); + this.stats['cpu-total'].values.push(1 - idle / total); + + this._prev = cpu; + } +}); + +const MemoryIndicator = new Lang.Class({ + Name: 'SystemMonitor.MemoryIndicator', + Extends: Indicator, + + _init: function() { + this.parent(); + + this.gridColor = '-grid-color'; + this.renderStats = [ 'mem-user', 'mem-other', 'mem-cached' ]; + + // Make sure renderStats is sorted as necessary for rendering + let renderStatOrder = { 'mem-cached': 0, 'mem-other': 1, 'mem-user': 2 }; + this.renderStats = this.renderStats.sort(function(a,b) { + return renderStatOrder[a] - renderStatOrder[b]; + }); + + this.setLabelText(_("Memory")); + }, + + _initValues: function() { + this.mem = new GTop.glibtop_mem; + this.stats = { + 'mem-user': { color: "-mem-user-color", values: [] }, + 'mem-other': { color: "-mem-other-color", values: [] }, + 'mem-cached': { color: "-mem-cached-color", values: [] } + }; + }, + + _updateValues: function() { + GTop.glibtop_get_mem(this.mem); + + let t = this.mem.user / this.mem.total; + this.stats['mem-user'].values.push(t); + t += (this.mem.used - this.mem.user - this.mem.cached) / this.mem.total; + this.stats['mem-other'].values.push(t); + t += this.mem.cached / this.mem.total; + this.stats['mem-cached'].values.push(t); + } +}); + +const INDICATORS = [CpuIndicator, MemoryIndicator]; + +const Extension = new Lang.Class({ + Name: 'SystemMonitor.Extension', + + _init: function() { + Convenience.initTranslations(); + + this._showLabelTimeoutId = 0; + this._resetHoverTimeoutId = 0; + this._labelShowing = false; + }, + + enable: function() { + this._box = new St.BoxLayout({ style_class: 'extension-systemMonitor-container', + x_align: Clutter.ActorAlign.START, + x_expand: true }); + this._indicators = [ ]; + + for (let i = 0; i < INDICATORS.length; i++) { + let indicator = new (INDICATORS[i])(); + + indicator.actor.connect('notify::hover', Lang.bind(this, function() { + this._onHover(indicator); + })); + this._box.add_actor(indicator.actor); + this._indicators.push(indicator); + } + + this._boxHolder = new St.BoxLayout({ x_expand: true, + y_expand: true, + x_align: Clutter.ActorAlign.START, + }); + let menuButton = Main.messageTray._messageTrayMenuButton.actor; + Main.messageTray.actor.remove_child(menuButton); + Main.messageTray.actor.add_child(this._boxHolder); + + this._boxHolder.add_child(this._box); + this._boxHolder.add_child(menuButton); + }, + + disable: function() { + this._indicators.forEach(function(i) { i.destroy(); }); + + let menuButton = Main.messageTray._messageTrayMenuButton.actor; + this._boxHolder.remove_child(menuButton); + Main.messageTray.actor.add_child(menuButton); + + this._box.destroy(); + this._boxHolder.destroy(); + }, + + _onHover: function (item) { + if (item.actor.get_hover()) { + if (this._showLabelTimeoutId == 0) { + let timeout = this._labelShowing ? 0 : ITEM_HOVER_TIMEOUT; + this._showLabelTimeoutId = Mainloop.timeout_add(timeout, + Lang.bind(this, function() { + this._labelShowing = true; + item.showLabel(); + return false; + })); + if (this._resetHoverTimeoutId > 0) { + Mainloop.source_remove(this._resetHoverTimeoutId); + this._resetHoverTimeoutId = 0; + } + } + } else { + if (this._showLabelTimeoutId > 0) + Mainloop.source_remove(this._showLabelTimeoutId); + this._showLabelTimeoutId = 0; + item.hideLabel(); + if (this._labelShowing) { + this._resetHoverTimeoutId = Mainloop.timeout_add(ITEM_HOVER_TIMEOUT, + Lang.bind(this, function() { + this._labelShowing = false; + return false; + })); + } + } + }, +}); + +function init() { + return new Extension(); +} diff --git a/extensions/systemMonitor/meson.build b/extensions/systemMonitor/meson.build new file mode 100644 index 0000000..48504f6 --- /dev/null +++ b/extensions/systemMonitor/meson.build @@ -0,0 +1,5 @@ +extension_data += configure_file( + input: metadata_name + '.in', + output: metadata_name, + configuration: metadata_conf +) diff --git a/extensions/systemMonitor/metadata.json.in b/extensions/systemMonitor/metadata.json.in new file mode 100644 index 0000000..fa75007 --- /dev/null +++ b/extensions/systemMonitor/metadata.json.in @@ -0,0 +1,11 @@ +{ + "shell-version": ["@shell_current@" ], + "uuid": "@uuid@", + "extension-id": "@extension_id@", + "settings-schema": "@gschemaname@", + "gettext-domain": "@gettext_domain@", + "original-author": "zaspire@rambler.ru", + "name": "SystemMonitor", + "description": "System monitor showing CPU and memory usage in the message tray.", + "url": "@url@" +} diff --git a/extensions/systemMonitor/stylesheet.css b/extensions/systemMonitor/stylesheet.css new file mode 100644 index 0000000..13f95ec --- /dev/null +++ b/extensions/systemMonitor/stylesheet.css @@ -0,0 +1,35 @@ +.extension-systemMonitor-container { + spacing: 5px; + padding-left: 5px; + padding-right: 5px; + padding-bottom: 10px; + padding-top: 10px; +} + +.extension-systemMonitor-indicator-area { + border: 1px solid #8d8d8d; + border-radius: 3px; + width: 100px; + /* message tray is 72px, so 20px padding of the container, + 2px of border, makes it 50px */ + height: 50px; + -grid-color: #575757; + -cpu-total-color: rgb(0,154,62); + -cpu-user-color: rgb(69,154,0); + -cpu-sys-color: rgb(255,253,81); + -cpu-iowait-color: rgb(210,148,0); + -mem-user-color: rgb(210,148,0); + -mem-cached-color: rgb(90,90,90); + -mem-other-color: rgb(205,203,41); + background-color: #1e1e1e; +} + +.extension-systemMonitor-indicator-label { + border-radius: 7px; + padding: 4px 12px; + background-color: rgba(0,0,0,0.9); + text-align: center; + -y-offset: 8px; + font-size: 9pt; + font-weight: bold; +} diff --git a/meson.build b/meson.build index 201c484..cde2d34 100644 --- a/meson.build +++ b/meson.build @@ -57,6 +57,7 @@ all_extensions += [ 'native-window-placement', 'no-hot-corner', 'panel-favorites', + 'systemMonitor', 'top-icons', 'updates-dialog', 'user-theme' -- 2.20.1 From a0583c021dd74378618139d760b2c4d6d528f11a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Florian=20M=C3=BCllner?= Date: Wed, 17 May 2017 19:31:58 +0200 Subject: [PATCH 2/4] systemMonitor: Move indicators to calendar The message tray joined the invisible choir, so we have to find a new home for the extension UI. The message list in the calendar drop-down looks like the best option, given that it replaced the old tray (and also took over the old keyboard shortcut to bring it up quickly). --- extensions/systemMonitor/extension.js | 56 ++++++++++++------------- extensions/systemMonitor/stylesheet.css | 14 ------- 2 files changed, 28 insertions(+), 42 deletions(-) diff --git a/extensions/systemMonitor/extension.js b/extensions/systemMonitor/extension.js index 7b09df0..1388a1f 100644 --- a/extensions/systemMonitor/extension.js +++ b/extensions/systemMonitor/extension.js @@ -4,10 +4,12 @@ const Clutter = imports.gi.Clutter; const GTop = imports.gi.GTop; const Lang = imports.lang; const Mainloop = imports.mainloop; +const Signals = imports.signals; const St = imports.gi.St; const Shell = imports.gi.Shell; const Main = imports.ui.main; +const MessageList = imports.ui.messageList; const Tweener = imports.ui.tweener; const Gettext = imports.gettext.domain('gnome-shell-extensions'); @@ -29,18 +31,21 @@ const Indicator = new Lang.Class({ _init: function() { this._initValues(); - this.drawing_area = new St.DrawingArea({ reactive: true }); + this.drawing_area = new St.DrawingArea(); this.drawing_area.connect('repaint', Lang.bind(this, this._draw)); - this.drawing_area.connect('button-press-event', function() { + + this.actor = new St.Button({ style_class: "message message-content extension-systemMonitor-indicator-area", + x_expand: true, x_fill: true, + y_fill: true, can_focus: true }); + this.actor.add_actor(this.drawing_area); + + this.actor.connect('clicked', function() { let app = Shell.AppSystem.get_default().lookup_app('gnome-system-monitor.desktop'); app.open_new_window(-1); - return true; - }); - this.actor = new St.Bin({ style_class: "extension-systemMonitor-indicator-area", - reactive: true, track_hover: true, - x_fill: true, y_fill: true }); - this.actor.add_actor(this.drawing_area); + Main.overview.hide(); + Main.panel.closeCalendar(); + }); this._timeout = Mainloop.timeout_add(INDICATOR_UPDATE_INTERVAL, Lang.bind(this, function () { this._updateValues(); @@ -73,6 +78,7 @@ const Indicator = new Lang.Class({ let y = stageY - this.label.get_height() - yOffset; this.label.set_position(x, y); + this.label.get_parent().set_child_above_sibling(this.label, null); Tweener.addTween(this.label, { opacity: 255, time: ITEM_LABEL_SHOW_TIME, @@ -100,6 +106,14 @@ const Indicator = new Lang.Class({ }); }, + /* MessageList.Message boilerplate */ + canClose: function() { + return false; + }, + + clear: function() { + }, + destroy: function() { Mainloop.source_remove(this._timeout); @@ -194,6 +208,7 @@ const Indicator = new Lang.Class({ } } }); +Signals.addSignalMethods(Indicator.prototype); // For MessageList.Message compat const CpuIndicator = new Lang.Class({ Name: 'SystemMonitor.CpuIndicator', @@ -302,9 +317,7 @@ const Extension = new Lang.Class({ }, enable: function() { - this._box = new St.BoxLayout({ style_class: 'extension-systemMonitor-container', - x_align: Clutter.ActorAlign.START, - x_expand: true }); + this._section = new MessageList.MessageListSection(_("System Monitor")); this._indicators = [ ]; for (let i = 0; i < INDICATORS.length; i++) { @@ -313,31 +326,18 @@ const Extension = new Lang.Class({ indicator.actor.connect('notify::hover', Lang.bind(this, function() { this._onHover(indicator); })); - this._box.add_actor(indicator.actor); + this._section.addMessage(indicator, false); this._indicators.push(indicator); } - this._boxHolder = new St.BoxLayout({ x_expand: true, - y_expand: true, - x_align: Clutter.ActorAlign.START, - }); - let menuButton = Main.messageTray._messageTrayMenuButton.actor; - Main.messageTray.actor.remove_child(menuButton); - Main.messageTray.actor.add_child(this._boxHolder); - - this._boxHolder.add_child(this._box); - this._boxHolder.add_child(menuButton); + Main.panel.statusArea.dateMenu._messageList._addSection(this._section); + this._section.actor.get_parent().set_child_at_index(this._section.actor, 0); }, disable: function() { this._indicators.forEach(function(i) { i.destroy(); }); - let menuButton = Main.messageTray._messageTrayMenuButton.actor; - this._boxHolder.remove_child(menuButton); - Main.messageTray.actor.add_child(menuButton); - - this._box.destroy(); - this._boxHolder.destroy(); + Main.panel.statusArea.dateMenu._messageList._removeSection(this._section); }, _onHover: function (item) { diff --git a/extensions/systemMonitor/stylesheet.css b/extensions/systemMonitor/stylesheet.css index 13f95ec..978ac12 100644 --- a/extensions/systemMonitor/stylesheet.css +++ b/extensions/systemMonitor/stylesheet.css @@ -1,17 +1,4 @@ -.extension-systemMonitor-container { - spacing: 5px; - padding-left: 5px; - padding-right: 5px; - padding-bottom: 10px; - padding-top: 10px; -} - .extension-systemMonitor-indicator-area { - border: 1px solid #8d8d8d; - border-radius: 3px; - width: 100px; - /* message tray is 72px, so 20px padding of the container, - 2px of border, makes it 50px */ height: 50px; -grid-color: #575757; -cpu-total-color: rgb(0,154,62); @@ -21,7 +8,6 @@ -mem-user-color: rgb(210,148,0); -mem-cached-color: rgb(90,90,90); -mem-other-color: rgb(205,203,41); - background-color: #1e1e1e; } .extension-systemMonitor-indicator-label { -- 2.20.1 From a56d2c1c5546b6f1a6bf66f168874860b427bf9f Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Florian=20M=C3=BCllner?= Date: Thu, 18 May 2017 16:20:07 +0200 Subject: [PATCH 3/4] systemMonitor: Handle clicks on section title While on 3.24.x only the event section still has a clickable title, it's a generic message list feature in previous versions. It's easy enough to support with a small subclass, so use that instead of the generic baseclass. Fixes: #3 --- extensions/systemMonitor/extension.js | 20 +++++++++++++++++++- 1 file changed, 19 insertions(+), 1 deletion(-) diff --git a/extensions/systemMonitor/extension.js b/extensions/systemMonitor/extension.js index 1388a1f..9c010d8 100644 --- a/extensions/systemMonitor/extension.js +++ b/extensions/systemMonitor/extension.js @@ -303,6 +303,24 @@ const MemoryIndicator = new Lang.Class({ } }); +const SystemMonitorSection = new Lang.Class({ + Name: 'SystemMonitorSection', + Extends: MessageList.MessageListSection, + + _init: function() { + this.parent(_("System Monitor")); + }, + + _onTitleClicked: function() { + this.parent(); + + let appSys = Shell.AppSystem.get_default(); + let app = appSys.lookup_app('gnome-system-monitor.desktop'); + if (app) + app.open_new_window(-1); + } +}); + const INDICATORS = [CpuIndicator, MemoryIndicator]; const Extension = new Lang.Class({ @@ -317,7 +335,7 @@ const Extension = new Lang.Class({ }, enable: function() { - this._section = new MessageList.MessageListSection(_("System Monitor")); + this._section = new SystemMonitorSection(); this._indicators = [ ]; for (let i = 0; i < INDICATORS.length; i++) { -- 2.20.1 From 0b22b3fb2f05a098408437d9cd48482fddc24766 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Florian=20M=C3=BCllner?= Date: Thu, 18 May 2017 18:00:17 +0200 Subject: [PATCH 4/4] systemMonitor: Provide classic styling The indicator tooltips currently don't work out in classic mode (dark text on dark background), so provide some mode-specific style. Fixes: #4 --- extensions/systemMonitor/classic.css | 6 ++++++ extensions/systemMonitor/meson.build | 4 ++++ 2 files changed, 10 insertions(+) create mode 100644 extensions/systemMonitor/classic.css diff --git a/extensions/systemMonitor/classic.css b/extensions/systemMonitor/classic.css new file mode 100644 index 0000000..946863d --- /dev/null +++ b/extensions/systemMonitor/classic.css @@ -0,0 +1,6 @@ +@import url("stylesheet.css"); + +.extension-systemMonitor-indicator-label { + background-color: rgba(237,237,237,0.9); + border: 1px solid #a1a1a1; +} diff --git a/extensions/systemMonitor/meson.build b/extensions/systemMonitor/meson.build index 48504f6..b6548b1 100644 --- a/extensions/systemMonitor/meson.build +++ b/extensions/systemMonitor/meson.build @@ -3,3 +3,7 @@ extension_data += configure_file( output: metadata_name, configuration: metadata_conf ) + +if classic_mode_enabled + extension_data += files('classic.css') +endif -- 2.20.1