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/*
* Copyright 2013 Canonical Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import QtQuick 2.4
import Ubuntu.Components 1.3
import "dateExt.js" as DateExt
import "Calendar.js" as Cal
ListView {
id: monthView
property bool collapsed: false
property var currentDate: new Date(priv.selectedDay.year, priv.selectedDay.month, 1)
property int firstDayOfWeek: Qt.locale(i18n.language).firstDayOfWeek
property var maximumDate
property var minimumDate
property var selectedDate: new Date(priv.today.year, priv.today.month, priv.today.day)
function reset() {
if (!priv.ready) return;
currentDate = new Date(priv.today.year, priv.today.month, 1)
}
Component.onCompleted: {
priv.__populateModel();
}
onCurrentIndexChanged: {
if (!priv.ready) return;
currentDate = new Date(currentItem.month.year, currentItem.month.month, 1);
}
ListModel {
id: calendarModel
}
QtObject {
id: priv
property bool ready: false
property int squareUnit: monthView.width / 7
property int verticalMargin: units.gu(1)
property var today: new Cal.Day().fromDate((new Date()))
property var currentMonth: new Cal.Month().fromDate(currentDate)
property var selectedDay: new Cal.Day().fromDate(selectedDate)
property var minimumMonth: minimumDate ? new Cal.Month().fromDate(minimumDate) : undefined
property var maximumMonth: maximumDate ? new Cal.Month().fromDate(maximumDate) : undefined
property var minimumDay: minimumDate ? new Cal.Day().fromDate(minimumDate) : undefined
property var maximumDay: maximumDate ? new Cal.Day().fromDate(maximumDate) : undefined
onCurrentMonthChanged: {
if (!ready) return
__populateModel();
}
onSelectedDayChanged: {
if (!ready) return
__populateModel();
}
onMinimumMonthChanged: {
if (!ready) return
__populateModel();
}
onMaximumMonthChanged: {
if (!ready) return
__populateModel();
}
function __getRealMinimumMonth(month) {
if (minimumMonth !== undefined && minimumMonth > month) {
return minimumMonth;
}
return month;
}
function __getRealMaximumMonth(month) {
if (maximumMonth !== undefined && maximumMonth < month) {
return maximumMonth;
}
return month;
}
function __populateModel() {
// disable the onCurrentIndexChanged logic
priv.ready = false;
var minimumMonth = __getRealMinimumMonth(currentMonth.addMonths(-2));
var maximumMonth = __getRealMaximumMonth(currentMonth.addMonths(2));
// Remove old minimum months
while (calendarModel.count > 0 && new Cal.Month(calendarModel.get(0).month) < minimumMonth) {
calendarModel.remove(0);
}
// Remove old maximum months
while (calendarModel.count > 0 && new Cal.Month(calendarModel.get(calendarModel.count - 1).month) > maximumMonth) {
calendarModel.remove(calendarModel.count - 1);
}
if (calendarModel.count > 0) {
// Add new months
var firstMonth = new Cal.Month(calendarModel.get(0).month);
while (firstMonth > minimumMonth) {
calendarModel.insert(0, { "month": firstMonth.addMonths(-1) });
firstMonth = new Cal.Month(calendarModel.get(0).month);
}
var lastMonth = new Cal.Month(calendarModel.get(calendarModel.count - 1).month);
while (lastMonth < maximumMonth) {
calendarModel.append({ "month": lastMonth.addMonths(1) });
lastMonth = new Cal.Month(calendarModel.get(calendarModel.count - 1).month);
}
} else {
var i = 0;
do {
calendarModel.append({ "month": minimumMonth.addMonths(i) });
++i;
} while (minimumMonth.addMonths(i) <= maximumMonth)
}
currentIndex = currentMonth - minimumMonth;
// Ok, we're all set up. enable the onCurrentIndexChanged logic
priv.ready = true
}
}
LiveTimer {
frequency: monthView.visible ? LiveTimer.Minute : LiveTimer.Disabled
onFrequencyChanged: trigger()
onTrigger: {
Date.timeZoneUpdated(); // FIXME remove when fixed in UITK
var today = new Cal.Day().fromDate((new Date()));
if (!priv.today.equals(today)) {
priv.today = today;
reset();
}
}
}
width: parent.width
height: priv.squareUnit * (collapsed ? 1 : 6) + priv.verticalMargin * 2
interactive: !collapsed
clip: true
cacheBuffer: Math.max((width+1) * 3, 0) // one page left, one page right
highlightRangeMode: ListView.StrictlyEnforceRange
preferredHighlightBegin: 0
preferredHighlightEnd: width
model: calendarModel
orientation: ListView.Horizontal
snapMode: ListView.SnapOneItem
focus: true
highlightFollowsCurrentItem: true
Keys.onLeftPressed: selectedDate.addDays(-1)
Keys.onRightPressed: selectedDate.addDays(1)
delegate: Item {
id: monthItem
property int currentWeekRow: Math.floor((priv.selectedDay - gridStart) / 7)
property var gridStart: monthStart.weekStart(firstDayOfWeek)
property var monthEnd: monthStart.addMonths(1)
property var monthStart: new Cal.Day(model.month.year, model.month.month, 1)
property var month: new Cal.Month(model.month)
width: monthView.width
height: monthView.height
Grid {
id: monthGrid
rows: 6
columns: 7
y: priv.verticalMargin
width: priv.squareUnit * columns
height: priv.squareUnit * rows
Repeater {
model: monthGrid.rows * monthGrid.columns
delegate: Item {
id: dayItem
objectName: "dayItem" + index
property bool isCurrent: dayStart.equals(priv.selectedDay)
property bool isCurrentMonth: (monthStart < dayStart || monthStart.equals(dayStart)) && dayStart < monthEnd
property bool isCurrentWeek: row == currentWeekRow
property bool isSunday: weekday == 0
property bool isToday: dayStart.equals(priv.today)
property bool isWithinBounds: (priv.minimumDay === undefined || dayStart >= priv.minimumDay) &&
(priv.maximumDay === undefined || dayStart <= priv.maximumDay)
property int row: Math.floor(index / 7)
property int weekday: (index % 7 + firstDayOfWeek) % 7
property real bottomMargin: (row == 5 || (collapsed && isCurrentWeek)) ? -priv.verticalMargin : 0
property real topMargin: (row == 0 || (collapsed && isCurrentWeek)) ? -priv.verticalMargin : 0
property var dayStart: gridStart.addDays(index)
visible: collapsed ? isCurrentWeek : true
width: priv.squareUnit
height: priv.squareUnit
Item {
anchors {
fill: parent
topMargin: dayItem.topMargin
bottomMargin: dayItem.bottomMargin
}
Rectangle {
anchors.fill: parent
visible: isSunday
opacity: 0.1
color: UbuntuColors.warmGrey
}
Label {
anchors.centerIn: parent
text: dayStart.day
font.pixelSize: units.dp(isCurrent ? 36 : 20)
color: isCurrentMonth && isWithinBounds ? isToday ? UbuntuColors.green :
theme.palette.normal.backgroundText :
theme.palette.disabled.backgroundText
opacity: isWithinBounds ? 1. : 0.33
Behavior on font.pixelSize {
NumberAnimation { duration: 50 }
}
}
}
MouseArea {
anchors {
fill: parent
topMargin: dayItem.topMargin
bottomMargin: dayItem.bottomMargin
}
onClicked: {
if (isWithinBounds) monthView.selectedDate = new Date(dayStart.year, dayStart.month, dayStart.day)
}
}
}
}
}
}
}
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