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/*
* This file is part of unity-2d
*
* Copyright 2010-2011 Canonical Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import QtQuick 1.1
import Unity2d 1.0
import Effects 1.0
Item {
id: dash
Accessible.name: "root"
LayoutMirroring.enabled: isRightToLeft()
LayoutMirroring.childrenInherit: true
property variant currentPage
function isRightToLeft() {
return Qt.application.layoutDirection == Qt.RightToLeft
}
Binding {
target: dashView
property: "expanded"
value: (currentPage && currentPage.expanded != undefined) ? currentPage.expanded : true
}
DashSettings {
id: settings
}
Binding {
target: dashView
property: "dashMode"
value: (settings.formFactor == DashSettings.Desktop) ?
DashDeclarativeView.DesktopMode : DashDeclarativeView.FullScreenMode
}
function activatePage(page) {
/* Always give the focus to the search entry when switching pages */
search_entry.focus = true
if (page == currentPage) {
return
}
if (currentPage != undefined) {
currentPage.visible = false
}
currentPage = page
currentPage.visible = true
}
function deactivateActiveLens() {
if (dashView.activeLens != "") {
var lens = lenses.get(dashView.activeLens)
lens.active = false
}
}
function buildLensPage(lens) {
pageLoader.source = "LensView.qml"
/* Take advantage of the fact that the loaded qml is local and setting
the source loads it immediately making pageLoader.item valid */
pageLoader.item.model = lens
activatePage(pageLoader.item)
}
function activateLens(lensId) {
var lens = lenses.get(lensId)
if (lens == null) {
console.log("No match for lens: %1".arg(lensId))
return
}
if (lensId == dashView.activeLens) {
/* we don't need to activate the lens, just show its UI */
buildLensPage(lens)
return
}
deactivateActiveLens()
lens.active = true
buildLensPage(lens)
dashView.activeLens = lens.id
}
function activateHome() {
deactivateActiveLens()
pageLoader.source = "Home.qml"
/* Take advantage of the fact that the loaded qml is local and setting
the source loads it immediately making pageLoader.item valid */
activatePage(pageLoader.item)
dashView.activeLens = ""
}
function activateLensWithOptionFilter(lensId, filterId, optionId) {
var lens = lenses.get(lensId)
var filter = lens.filters.getFilter(filterId)
var option = filter.getOption(optionId)
filter.clear()
option.active = true
filterPane.folded = false
activateLens(lensId)
}
function activateLensAndClearFilter(lensId, filterId) {
var lens = lenses.get(lensId)
var filter = lens.filters.getFilter(filterId)
filter.clear()
activateLens(lensId)
}
property variant lenses: Lenses {}
Item {
id: background
anchors.fill: parent
/* Avoid redraw at rendering */
effect: CacheEffect {}
Item {
anchors.fill: parent
anchors.bottomMargin: content.anchors.bottomMargin
anchors.rightMargin: content.anchors.rightMargin
clip: true
Image {
id: blurredBackground
effect: Blur {blurRadius: 12}
/* 'source' needs to be set when the dash becomes visible, that
is when declarativeView.active becomes true, so that a
screenshot of the windows behind the dash is taken at that
point.
'source' also needs to change so that the screenshot is
re-taken as opposed to pulled from QML's image cache.
This workarounds the fact that the image cache cannot be
disabled. A new API to deal with this was introduced in Qt Quick 1.1.
See http://doc.qt.nokia.com/4.7-snapshot/qml-image.html#cache-prop
*/
property variant timeAtActivation
Connections {
target: declarativeView
onActiveChanged: blurredBackground.timeAtActivation = screen.currentTime()
}
/* Use an image of the root window which essentially is a
capture of the entire screen */
source: declarativeView.active ? "image://window/root@" + blurredBackground.timeAtActivation : ""
fillMode: Image.PreserveAspectCrop
x: -declarativeView.globalPosition.x
y: -declarativeView.globalPosition.y
}
Image {
anchors.fill: parent
fillMode: Image.PreserveAspectCrop
source: "artwork/background_sheen.png"
}
}
BorderImage {
anchors.fill: parent
visible: dashView.dashMode == DashDeclarativeView.DesktopMode
source: screen.isCompositingManagerRunning ? "artwork/desktop_dash_background.sci" : "artwork/desktop_dash_background_no_transparency.sci"
mirror: isRightToLeft()
}
}
Item {
id: content
anchors.fill: parent
/* Margins in DesktopMode set so that the content does not overlap with
the border defined by the background image.
*/
anchors.bottomMargin: dashView.dashMode == DashDeclarativeView.DesktopMode ? 39 : 0
anchors.rightMargin: dashView.dashMode == DashDeclarativeView.DesktopMode ? 37 : 0
visible: dashView.active
/* Unhandled keys will always be forwarded to the search bar. That way
the user can type and search from anywhere in the interface without
necessarily focusing the search bar first. */
/* FIXME: deactivated because it makes the user lose the focus very often */
//Keys.forwardTo: [search_entry]
SearchEntry {
id: search_entry
focus: true
/* FIXME: check on visible necessary; fixed in Qt Quick 1.1
ref: http://bugreports.qt.nokia.com/browse/QTBUG-15862
*/
KeyNavigation.right: filterPane.visible ? filterPane : search_entry
KeyNavigation.down: pageLoader
anchors.top: parent.top
anchors.topMargin: 10
anchors.left: parent.left
anchors.leftMargin: 16
anchors.right: filterPane.left
anchors.rightMargin: 10
height: 53
}
FilterPane {
id: filterPane
KeyNavigation.left: search_entry
/* FilterPane is only to be displayed for lenses, not in the home page or Alt+F2 Run page */
visible: dashView.activeLens != "" && dashView.activeLens != "commands.lens"
lens: visible && currentPage != undefined ? currentPage.model : undefined
anchors.top: search_entry.anchors.top
anchors.topMargin: search_entry.anchors.topMargin
anchors.bottom: lensBar.top
headerHeight: search_entry.height
width: 310
anchors.right: parent.right
anchors.rightMargin: 15
}
Loader {
id: pageLoader
Accessible.name: "loader"
/* FIXME: check on visible necessary; fixed in Qt Quick 1.1
ref: http://bugreports.qt.nokia.com/browse/QTBUG-15862
*/
KeyNavigation.right: filterPane.visible && !filterPane.folded ? filterPane : pageLoader
KeyNavigation.up: search_entry
KeyNavigation.down: lensBar
anchors.top: search_entry.bottom
anchors.topMargin: 2
anchors.bottom: lensBar.top
anchors.left: parent.left
anchors.right: !filterPane.visible || filterPane.folded ? parent.right : filterPane.left
anchors.rightMargin: !filterPane.visible || filterPane.folded ? 0 : 15
onLoaded: item.focus = true
}
LensBar {
id: lensBar
KeyNavigation.up: pageLoader
anchors.bottom: parent.bottom
anchors.left: parent.left
anchors.right: parent.right
height: 44
visible: dashView.expanded
}
}
}
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