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/***************************************************************************
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* Copyright (C) 2005,2006,2007 by Siraj Razick <siraj@kdemail.net> *
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* Copyright (C) 2007 by Riccardo Iaconelli <riccardo@kde.org> *
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* Copyright (C) 2007 by Sebastian Kuegler <sebas@kde.org> *
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* Translated to Ruby by Richard Dale *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA . *
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***************************************************************************/
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require 'plasma_applet'
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require 'digital_clock_config.rb'
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module PlasmaRubyDigitalClock
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class Clock < Plasma::Applet
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slots 'dataUpdated(QString,Plasma::DataEngine::Data)',
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'showCalendar(QGraphicsSceneMouseEvent *)',
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'createConfigurationInterface(KConfigDialog *)',
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def initialize(parent, args)
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@plainClockFont = KDE::GlobalSettings.generalFont
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@useCustomColor = false
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@plainClockColor = Qt::Color.new(Qt::white)
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@lastTimeSeen = Qt::Time.new
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@ui = Ui::DigitalClockConfig.new
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@calendarUi = Ui::Calendar.new
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setHasConfigurationInterface(true)
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@localTimeZone = cg.readEntry("localTimeZone", Qt::Variant.new(true))
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@timezone = cg.readEntry("timezone", Qt::Variant.new("Local")).value
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@timeZones = cg.readEntry("timeZones", [])
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@showTimezone = cg.readEntry("showTimezone", Qt::Variant.new((@timezone != "Local"))).value
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@showDate = cg.readEntry("showDate", Qt::Variant.new(false)).value
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@showYear = cg.readEntry("showYear", Qt::Variant.new(false)).value
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@showDay = cg.readEntry("showDay", Qt::Variant.new(true)).value
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@showSeconds = cg.readEntry("showSeconds", Qt::Variant.new(false)).value
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@plainClockFont = cg.readEntry("plainClockFont", Qt::Variant.fromValue(@plainClockFont)).value
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@useCustomColor = cg.readEntry("useCustomColor", Qt::Variant.new(false)).value
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@plainClockColor = cg.readEntry("plainClockColor", Qt::Variant.fromValue(@plainClockColor)).value
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@plainClockColor = KDE::ColorScheme.new(Qt::Palette::Active, KDE::ColorScheme::View, Plasma::Theme.defaultTheme.colorScheme).foreground.color
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metrics = Qt::FontMetricsF.new(KDE::GlobalSettings.smallestReadableFont)
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timeString = KDE::Global.locale.formatTime(Qt::Time.new(23, 59), @showSeconds)
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setMinimumSize(metrics.size(Qt::TextSingleLine, timeString))
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@toolTipIcon = KDE::Icon.new("chronometer").pixmap(KDE::IconSize(KDE::IconLoader::Desktop))
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# Use 'dataEngine("ruby-time")' for the ruby version of the engine
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dataEngine("time").connectSource(@timezone, self, updateInterval, intervalAlignment)
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connect(Plasma::Theme.defaultTheme, SIGNAL(:themeChanged), self, SLOT(:updateColors))
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def constraintsEvent(constraints)
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if constraints & Plasma::SizeConstraint.to_i
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if formFactor == Plasma::Horizontal
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# We have a fixed height, set some sensible width
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setMinimumWidth(geometry.height * aspect)
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elsif formFactor == Plasma::Vertical
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# We have a fixed width, set some sensible height
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setMinimumHeight(geometry.width / aspect)
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def updateToolTipContent
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timeString = KDE::Global.locale.formatTime(@time, @showSeconds)
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# FIXME Port to future tooltip manager
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tipData = Plasma::ToolTipData.new
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tipData.mainText = @time.toString(timeString)
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tipData.subText = @date.toString
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tipData.image = @toolTipIcon
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def dataUpdated(source, data)
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@time = data["Time"].toTime
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@date = data["Date"].toDate
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@prettyTimezone = data["Timezone City"].toString
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@prettyTimezone.gsub!("_", " ")
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# avoid unnecessary repaints
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if @showSeconds || @time.minute != @lastTimeSeen.minute
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@lastTimeSeen = @time
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def mousePressEvent(event)
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if event.buttons == Qt::LeftButton
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def showCalendar(event)
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@calendar = Plasma::Dialog.new
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# @calendar.setStyleSheet("{ border : 0px }") # FIXME: crashes
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@layout = Qt::VBoxLayout.new
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@calendarUi.setupUi(@calendar)
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@calendar.layout = @layout
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@calendar.windowFlags = Qt::Popup
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if @calendar.visible?
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@calendarUi.kdatepicker.date = Qt::Date.currentDate
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@calendar.move(popupPosition(@calendar.sizeHint))
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def createConfigurationInterface(parent)
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widget = Qt::Widget.new
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parent.buttons = KDE::Dialog::Ok | KDE::Dialog::Cancel | KDE::Dialog::Apply
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parent.addPage(widget, parent.windowTitle, "chronometer")
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connect(parent, SIGNAL(:applyClicked), self, SLOT(:configAccepted))
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connect(parent, SIGNAL(:okClicked), self, SLOT(:configAccepted))
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@ui.showDate.checked = @showDate
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@ui.showYear.checked = @showYear
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@ui.showDay.checked = @showDay
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@ui.secondsCheckbox.checked = @showSeconds
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@ui.showTimezone.checked = @showTimezone
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@ui.plainClockFontBold.checked = @plainClockFont.bold
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@ui.plainClockFontItalic.checked = @plainClockFont.italic
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@ui.plainClockFont.currentFont = @plainClockFont
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@ui.useCustomColor.checked = @useCustomColor
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@ui.plainClockColor.color = @plainClockColor
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@ui.timeZones.enabled = @timezone != "Local"
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@ui.localTimeZone.checked = @timezone == "Local"
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@timeZones.each do |str|
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@ui.timeZones.setSelected(str, true)
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#We need this to happen before we disconnect/reconnect sources to ensure
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#that the update interval is set properly.
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@showSeconds = @ui.secondsCheckbox.checkState == Qt::Checked
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cg.writeEntry("showSeconds", Qt::Variant.new(@showSeconds))
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@localTimeZone = @ui.localTimeZone.checkState == Qt::Checked
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cg.writeEntry("localTimeZone", Qt::Variant.new(@localTimeZone))
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@timeZones = @ui.timeZones.selection
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cg.writeEntry("timeZones", Qt::Variant.new(@timeZones))
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dataEngine("time").disconnectSource(@timezone, self)
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dataEngine("time").connectSource(@timezone, self, updateInterval, intervalAlignment)
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cg.writeEntry("timezone", Qt::Variant.new(@timezone))
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elsif @timeZones.length > 0
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dataEngine("time").disconnectSource(@timezone, self)
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# We have changed the timezone, show that in the clock, but only if this
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# setting hasn't been changed.
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@ui.showTimezone.checkState = Qt::Checked
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cg.writeEntry("timezone", Qt::Variant.new(@timezone))
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dataEngine("time").connectSource(@timezone, self, updateInterval, intervalAlignment)
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elsif @timezone != "Local"
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dataEngine("time").disconnectSource(@timezone, self)
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dataEngine("time").connectSource(@timezone, self, updateInterval, intervalAlignment)
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cg.writeEntry("timezone", Qt::Variant.new(@timezone))
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puts "User didn't use local timezone but also didn't select any other."
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@showDate = @ui.showDate.checkState == Qt::Checked
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cg.writeEntry("showDate", Qt::Variant.new(@showDate))
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@showYear = @ui.showYear.checkState == Qt::Checked
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cg.writeEntry("showYear", Qt::Variant.new(@showYear))
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@showDay = @ui.showDay.checkState == Qt::Checked
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cg.writeEntry("showDay", Qt::Variant.new(@showDay))
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@showSeconds = @ui.secondsCheckbox.checkState == Qt::Checked
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cg.writeEntry("showSeconds", Qt::Variant.new(@showSeconds))
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if @showTimezone != (@ui.showTimezone.checkState == Qt::Checked)
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@showTimezone = @ui.showTimezone.checkState == Qt::Checked
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cg.writeEntry("showTimezone", Qt::Variant.new(@showTimezone))
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puts "Saving show timezone: %s" % @showTimezone;
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@plainClockFont = @ui.plainClockFont.currentFont
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@useCustomColor = @ui.useCustomColor.checkState == Qt::Checked;
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@plainClockColor = @ui.plainClockColor.color
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@plainClockColor = KDE::ColorScheme.new(Qt::Palette::Active, KDE::ColorScheme::View, Plasma::Theme.defaultTheme.colorScheme).foreground.color
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@plainClockFont.bold = @ui.plainClockFontBold.checkState == Qt::Checked
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@plainClockFont.italic = @ui.plainClockFontItalic.checkState == Qt::Checked
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cg.writeEntry("plainClockFont", Qt::Variant.fromValue(@plainClockFont))
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cg.writeEntry("useCustomColor", Qt::Variant.new(@useCustomColor))
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cg.writeEntry("plainClockColor", Qt::Variant.fromValue(@plainClockColor))
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constraintsEvent(Plasma::SizeConstraint)
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emit configNeedsSaving
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def paintInterface(p, option, contentsRect)
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if @time.valid? && @date.valid?
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p.pen = Qt::Pen.new(@plainClockColor)
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p.renderHint = Qt::Painter::SmoothPixmapTransform
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p.renderHint = Qt::Painter::Antialiasing
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timeRect = Qt::Rect.new
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# Paint the date, conditionally, and let us know afterwards how much
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# space is left for painting the time on top of it.
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if @showDate || @showTimezone
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day = @date.toString("d")
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month = @date.toString("MMM")
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year = @date.toString("yyyy")
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dateString = i18nc("@label Short date: " +
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"%s day in the month, %2 short month name, %3 year" % [day, month, year],
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"%s %s %s" % [day, month, year])
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dateString = i18nc("@label Short date: " +
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"%s day in the month, %s short month name" % [day, month],
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"%s %s" % [day, month])
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weekday = Qt::Date.shortDayName(@date.dayOfWeek)
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dateString = i18nc("@label Day of the week with date: " +
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"%s short day name, %s short date" % [weekday, dateString],
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"%s, %s" % [weekday, dateString])
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timezone = @prettyTimezone
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dateString = i18nc("@label Date with timezone: " +
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"%s day of the week with date, %s timezone" % [dateString, timezone],
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"%s %s" % [dateString, timezone])
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dateString = @prettyTimezone
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dateRect = preparePainter(p, contentsRect, KDE::GlobalSettings.smallestReadableFont, dateString)
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subtitleHeight = dateRect.height
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p.drawText(Qt::RectF.new(0,
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contentsRect.bottom-subtitleHeight,
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contentsRect.bottom) ,
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Qt::TextOption.new(Qt::AlignHCenter)
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# Now find out how much space is left for painting the time
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timeRect = Qt::Rect.new( contentsRect.left,
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(contentsRect.height-subtitleHeight+4))
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timeRect = contentsRect
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timeString = KDE::Global.locale.formatTime(@time, @showSeconds)
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# Choose a relatively big font size to start with
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@plainClockFont.pointSizeF = [timeRect.height, KDE::GlobalSettings.smallestReadableFont.pointSize].max
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preparePainter(p, timeRect, @plainClockFont, timeString)
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p.drawText(Qt::RectF.new(timeRect),
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Qt::TextOption.new(Qt::AlignCenter)
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def preparePainter(p, rect, font, text)
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tmpRect = Qt::Rect.new
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# Starting with the given font, decrease its size until it'll fit in the
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# given rect allowing wrapping where possible
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tmpFont.pointSize = [KDE::GlobalSettings.smallestReadableFont.pointSize, tmpFont.pointSize - 1].max
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tmpRect = p.boundingRect(rect, Qt::TextWordWrap, text)
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end while tmpFont.pointSize > KDE::GlobalSettings.smallestReadableFont.pointSize && (tmpRect.width > rect.width ||
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tmpRect.height > rect.height)
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return @showSeconds ? 1000 : 60000
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def intervalAlignment
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return @showSeconds ? Plasma::NoAlignment : Plasma::AlignToMinute;
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@plainClockColor = KDE::ColorScheme(Qt::Palette::Active, KDE::ColorScheme::View, Plasma::Theme.self.colorScheme).foreground.color
added
removed
plasma/examples/applets/digital-clock/clock.rb
