Unity 8
Splash.qml
1 /*
2  * Copyright 2014 Canonical Ltd.
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU Lesser General Public License as published by
6  * the Free Software Foundation; version 3.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11  * GNU Lesser General Public License for more details.
12  *
13  * You should have received a copy of the GNU Lesser General Public License
14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
16 
17 import QtQuick 2.2
18 import Ubuntu.Components 1.1
19 import Ubuntu.Components.Themes 0.1
20 import "../Components"
21 
22 import Ubuntu.Components.Themes.Ambiance 1.1 as Ambiance
23 
24 Item {
25  id: root
26 
27  property color backgroundColor: d.undefinedColor
28  property color headerColor: d.undefinedColor
29  property color footerColor: d.undefinedColor
30  property alias imageSource: overlaidImage.source
31  property url icon
32  property alias title: header.title
33  property alias showHeader: header.visible
34 
35  Ambiance.Palette {
36  id: ambiancePalette
37  }
38 
39  QtObject {
40  id: d
41 
42  // As specified in qtmir, it will set the color value to this for fields left undefined
43  // This is also the default value of a color property in QML.
44  readonly property color undefinedColor: "#00000000"
45 
46  readonly property color defaultBackgroundColor: header.visible ? ambiancePalette.normal.background : "black"
47 
48  // Splash screen that shows the application icon and splashTitle
49  readonly property bool showIcon: overlaidImage.status == Image.Null && !root.showHeader
50  }
51 
52  StyledItem {
53  id: styledItem
54  anchors.fill: parent
55 
56  // mimic API of toolkit's MainView component required by MainViewStyle
57  property color backgroundColor: Qt.colorEqual(root.backgroundColor, d.undefinedColor) ? d.defaultBackgroundColor
58  : root.backgroundColor
59  property color headerColor: Qt.colorEqual(root.headerColor, d.undefinedColor) ? styledItem.backgroundColor
60  : root.headerColor
61  property color footerColor: Qt.colorEqual(root.footerColor, d.undefinedColor) ? styledItem.backgroundColor
62  : root.footerColor
63 
64  // FIXME: fake a Theme object as to expose the Palette corresponding to the backgroundColor (see MainViewStyle.qml)
65  property var theme: QtObject {
66  property string name
67  property Palette palette: Qt.createQmlObject("import QtQuick 2.2;\
68  import Ubuntu.Components.Themes.%1 1.1;\
69  Palette {}".arg(styledItem.theme.name),
70  styledItem, "dynamicPalette");
71  }
72 
73  // FIXME: should instead use future toolkit API:
74  // style: theme.createStyleComponent("MainViewStyle.qml", styledItem)
75  style: Component { MainViewStyle {theme: styledItem.theme} }
76  }
77 
78  StyledItem {
79  id: header
80  anchors {
81  left: parent.left
82  right: parent.right
83  }
84  visible: false
85 
86  // mimic API of toolkit's AppHeader component required by PageHeadStyle
87  property Item pageStack
88  property Item contents
89  property string title
90  property var tabsModel
91  property var config: QtObject {
92  property color foregroundColor: styledItem.theme.palette.selected.backgroundText
93  property var sections: QtObject {}
94  }
95 
96  // FIXME: should instead use future toolkit API:
97  // style: theme.createStyleComponent("PageHeadStyle.qml", header)
98  style: Component { PageHeadStyle {theme: styledItem.theme} }
99  }
100 
101  Image {
102  id: overlaidImage
103  anchors.centerIn: parent
104  anchors.verticalCenterOffset: header.visible ? header.height / 2 : 0
105  sourceSize {
106  width: root.width
107  height: root.height
108  }
109  asynchronous: true
110  cache: false
111  }
112 
113  UbuntuShape {
114  id: iconShape
115  anchors.horizontalCenter: parent.horizontalCenter
116  anchors.verticalCenter: parent.verticalCenter
117  anchors.verticalCenterOffset: -units.gu(4)
118  width: units.gu(8)
119  height: units.gu(7.5)
120 
121  visible: d.showIcon
122 
123  radius: "medium"
124  borderSource: "none"
125 
126  image: Image {
127  id: iconImage
128  sourceSize.width: iconShape.width
129  sourceSize.height: iconShape.height
130  source: d.showIcon ? root.icon : ""
131  fillMode: Image.PreserveAspectCrop
132  }
133  }
134 
135  Label {
136  text: root.title
137  anchors.horizontalCenter: parent.horizontalCenter
138  anchors.top: iconShape.bottom
139  anchors.topMargin: units.gu(2)
140  fontSize: "large"
141 
142  color: styledItem.theme.palette.selected.backgroundText
143  visible: d.showIcon
144  }
145 
146  ActivityIndicator {
147  anchors.centerIn: header.visible ? parent : undefined
148  anchors.verticalCenterOffset: header.visible ? header.height / 2 : 0
149 
150  anchors.horizontalCenter: header.visible ? undefined : parent.horizontalCenter
151  anchors.bottom: header.visible ? undefined : parent.bottom
152  anchors.bottomMargin: header.visible ? 0 : units.gu(12)
153 
154  running: true
155  }
156 
157  MouseArea {
158  anchors.fill: parent
159  enabled: parent.visible
160  // absorb all mouse events
161  }
162 }