230 lines
8 KiB
QML
230 lines
8 KiB
QML
/********************************************************************
|
|
KWin - the KDE window manager
|
|
This file is part of the KDE project.
|
|
|
|
Copyright (C) 2012 Martin Gräßlin <mgraesslin@kde.org>
|
|
|
|
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; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
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 2.0
|
|
import org.kde.plasma.core 2.0 as PlasmaCore
|
|
import org.kde.qtextracomponents 2.0
|
|
|
|
Item {
|
|
id: desktopTabBox
|
|
property int screenWidth : 0
|
|
property int screenHeight : 0
|
|
property bool allDesktops: true
|
|
property string longestCaption: ""
|
|
property int optimalWidth: listView.maxRowWidth
|
|
property int optimalHeight: listView.rowHeight * listView.count + clientArea.height + 4 + background.topMargin + background.bottomMargin
|
|
property bool canStretchX: true
|
|
property bool canStretchY: false
|
|
property string maskImagePath: background.maskImagePath
|
|
property double maskWidth: background.centerWidth
|
|
property double maskHeight: background.centerHeight
|
|
property int maskTopMargin: background.centerTopMargin
|
|
property int maskLeftMargin: background.centerLeftMargin
|
|
width: Math.min(Math.max(screenWidth * 0.2, optimalWidth), screenWidth * 0.8)
|
|
height: Math.min(optimalHeight, screenHeight * 0.8)
|
|
|
|
property int textMargin: 2
|
|
|
|
onLongestCaptionChanged: {
|
|
listView.maxRowWidth = listView.calculateMaxRowWidth();
|
|
}
|
|
|
|
function setModel(model) {
|
|
listView.model = model;
|
|
desktopClientModel.model = model;
|
|
desktopClientModel.imageId++;
|
|
listView.maxRowWidth = listView.calculateMaxRowWidth();
|
|
}
|
|
|
|
function modelChanged() {
|
|
listView.currentIndex = -1;
|
|
desktopClientModel.imageId++;
|
|
}
|
|
|
|
// just to get the margin sizes
|
|
PlasmaCore.FrameSvgItem {
|
|
id: hoverItem
|
|
imagePath: "widgets/viewitem"
|
|
prefix: "hover"
|
|
visible: false
|
|
}
|
|
|
|
ShadowedSvgItem {
|
|
id: background
|
|
anchors.fill: parent
|
|
}
|
|
|
|
// delegate
|
|
Component {
|
|
id: listDelegate
|
|
Item {
|
|
id: delegateItem
|
|
width: listView.width
|
|
height: listView.rowHeight
|
|
QIconItem {
|
|
id: iconElement
|
|
icon: "user-desktop"
|
|
width: 32
|
|
height: 32
|
|
anchors {
|
|
topMargin: (listView.rowHeight - 32) / 2
|
|
left: parent.left
|
|
top: parent.top
|
|
leftMargin: hoverItem.margins.left
|
|
}
|
|
}
|
|
Text {
|
|
id: captionItem
|
|
horizontalAlignment: Text.AlignHCenter
|
|
text: display
|
|
font.bold: true
|
|
color: theme.textColor
|
|
elide: Text.ElideMiddle
|
|
anchors {
|
|
left: iconElement.right
|
|
right: parent.right
|
|
top: parent.top
|
|
topMargin: desktopTabBox.textMargin + hoverItem.margins.top
|
|
rightMargin: hoverItem.margins.right
|
|
leftMargin: desktopTabBox.textMargin
|
|
}
|
|
}
|
|
MouseArea {
|
|
anchors.fill: parent
|
|
onClicked: {
|
|
listView.currentIndex = index;
|
|
listView.currentIndexChanged(listView.currentIndex);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
ListView {
|
|
function calculateMaxRowWidth() {
|
|
var width = 0;
|
|
var textElement = Qt.createQmlObject(
|
|
'import QtQuick 2.0;'
|
|
+ 'Text {\n'
|
|
+ ' text: "' + desktopTabBox.longestCaption + '"\n'
|
|
+ ' font.bold: true\n'
|
|
+ ' visible: false\n'
|
|
+ '}',
|
|
listView, "calculateMaxRowWidth");
|
|
width = Math.max(textElement.width, width);
|
|
textElement.destroy();
|
|
return width + 32 + hoverItem.margins.right + hoverItem.margins.left + background.leftMargin + background.rightMargin;
|
|
}
|
|
/**
|
|
* Calculates the height of one row based on the text height and icon size.
|
|
* @return Row height
|
|
**/
|
|
function calcRowHeight() {
|
|
var textElement = Qt.createQmlObject(
|
|
'import QtQuick 2.0;'
|
|
+ 'Text {\n'
|
|
+ ' text: "Some Text"\n'
|
|
+ ' font.bold: true\n'
|
|
+ ' visible: false\n'
|
|
+ '}',
|
|
listView, "calcRowHeight");
|
|
var height = textElement.height;
|
|
textElement.destroy();
|
|
// icon size or two text elements and margins and hoverItem margins
|
|
return Math.max(32, height + desktopTabBox.textMargin * 2 + hoverItem.margins.top + hoverItem.margins.bottom);
|
|
}
|
|
signal currentIndexChanged(int index)
|
|
id: listView
|
|
objectName: "listView"
|
|
// the maximum text width + icon item width (32 + 4 margin) + margins for hover item + margins for background
|
|
property int maxRowWidth: calculateMaxRowWidth()
|
|
property int rowHeight: calcRowHeight()
|
|
// used for image provider URL to trick Qt into reloading icons when the model changes
|
|
property int imageId: 0
|
|
anchors {
|
|
top: parent.top
|
|
left: parent.left
|
|
right: parent.right
|
|
bottom: clientArea.top
|
|
topMargin: background.topMargin
|
|
leftMargin: background.leftMargin
|
|
rightMargin: background.rightMargin
|
|
bottomMargin: clientArea.top
|
|
}
|
|
clip: true
|
|
delegate: listDelegate
|
|
highlight: PlasmaCore.FrameSvgItem {
|
|
id: highlightItem
|
|
imagePath: "widgets/viewitem"
|
|
prefix: "hover"
|
|
width: listView.width
|
|
}
|
|
highlightMoveDuration: 250
|
|
boundsBehavior: Flickable.StopAtBounds
|
|
}
|
|
Component {
|
|
id: clientIconDelegate
|
|
Image {
|
|
sourceSize {
|
|
width: 16
|
|
height: 16
|
|
}
|
|
width: 16
|
|
height: 16
|
|
Component.onCompleted: {
|
|
source = "image://client/" + index + "/" + listView.currentIndex + "/" + desktopClientModel.imagePathPrefix + "-" + desktopClientModel.imageId;
|
|
}
|
|
}
|
|
}
|
|
Item {
|
|
id: clientArea
|
|
VisualDataModel {
|
|
property alias desktopIndex: listView.currentIndex
|
|
property int imagePathPrefix: (new Date()).getTime()
|
|
property int imageId: 0
|
|
id: desktopClientModel
|
|
model: clientModel
|
|
delegate: clientIconDelegate
|
|
onDesktopIndexChanged: {
|
|
desktopClientModel.imageId++;
|
|
desktopClientModel.rootIndex = desktopClientModel.parentModelIndex();
|
|
desktopClientModel.rootIndex = desktopClientModel.modelIndex(desktopClientModel.desktopIndex);
|
|
}
|
|
}
|
|
ListView {
|
|
id: iconsListView
|
|
model: desktopClientModel
|
|
clip: true
|
|
orientation: ListView.Horizontal
|
|
spacing: 4
|
|
anchors {
|
|
fill: parent
|
|
leftMargin: 34
|
|
}
|
|
}
|
|
height: 18
|
|
anchors {
|
|
left: parent.left
|
|
right: parent.right
|
|
bottom: parent.bottom
|
|
topMargin: 2
|
|
leftMargin: background.leftMargin
|
|
rightMargin: background.rightMargin
|
|
bottomMargin: background.bottomMargin
|
|
}
|
|
}
|
|
}
|