git.iko.soy/unity8
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unity8/qml/Panel/IndicatorRow.qml
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1/*
2 * Copyright (C) 2013 Canonical, Ltd.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU 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 General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
17import QtQuick 2.0
18import Ubuntu.Components 0.1
19import Unity.Indicators 0.1 as Indicators
20import "../Components"
21import "../Components/Flickables" as Flickables
23Item {
24 id: indicatorRow
26 readonly property alias currentItem : itemView.currentItem
27 readonly property alias currentItemIndex: itemView.currentIndex
28 readonly property alias row: itemView
29 property QtObject indicatorsModel: null
30 property int overFlowWidth: width
31 property bool showAll: false
32 property real currentItemOffset: 0.0
33 property real unitProgress: 0.0
35 width: units.gu(40)
36 height: units.gu(3)
38 function setDefaultItem() {
39 // The leftmost indicator
40 setCurrentItemIndex(0);
41 }
43 function setCurrentItemIndex(index) {
44 itemView.currentIndex = index;
45 }
47 function setCurrentItem(item) {
48 if (item && item.hasOwnProperty("ownIndex")) {
49 itemView.currentIndex = item.ownIndex;
50 } else {
51 itemView.currentIndex = -1;
52 }
53 }
55 Timer {
56 id: allVisible
57 interval: 1000
59 onTriggered: {
60 showAll = false;
61 }
62 }
64 Flickables.ListView {
65 id: itemView
66 objectName: "indicatorRowItems"
67 interactive: false
68 model: indicatorsModel ? indicatorsModel : null
70 width: childrenRect.width
71 height: indicatorRow.height
72 anchors.right: parent.right
73 orientation: ListView.Horizontal
75 property int lastCount: 0
76 onCountChanged: {
77 if (lastCount < count) {
78 showAll = true;
79 allVisible.start();
80 }
81 lastCount = count;
82 }
84 delegate: Item {
85 id: itemWrapper
86 objectName: "item" + index
87 height: indicatorRow.height
88 width: indicatorItem.width
89 opacity: 1 - indicatorRow.unitProgress
90 y: 0
91 state: "standard"
93 property int ownIndex: index
94 property bool highlighted: indicatorRow.unitProgress > 0 ? ListView.isCurrentItem : false
95 property bool dimmed: indicatorRow.unitProgress > 0 ? !ListView.isCurrentItem : false
97 property bool hidden: !showAll && !highlighted && (indicatorRow.state == "locked" || indicatorRow.state == "commit")
98 property bool overflow: row.width - itemWrapper.x > overFlowWidth
100 IndicatorItem {
101 id: indicatorItem
102 identifier: model.identifier
103 height: parent.height
105 dimmed: itemWrapper.dimmed
107 widgetSource: model.widgetSource
108 indicatorProperties : model.indicatorProperties
109 }
111 states: [
112 State {
113 name: "standard"
114 when: !hidden && !overflow && !highlighted
115 },
116 State {
117 name: "highlighted"
118 when: highlighted
119 PropertyChanges { target: itemWrapper; opacity: 1.0 }
120 },
121 State {
122 name: "hidden"
123 when: hidden || overflow
124 PropertyChanges { target: itemWrapper; opacity: 0.0 }
125 }
126 ]
128 Behavior on opacity { UbuntuNumberAnimation { duration: UbuntuAnimation.BriskDuration } }
129 }
130 }
133 Rectangle {
134 id: highlight
135 color: Theme.palette.selected.foreground
136 objectName: "highlight"
137 height: units.dp(2)
138 anchors.top: row.bottom
139 visible: indicatorRow.currentItem != null
141 property real intendedX: row.x + (indicatorRow.currentItem != null ? (indicatorRow.currentItem.x - row.originX) + centerOffset : 0)
142 x: intendedX >= row.x ? (intendedX + width <= row.x + row.width ? intendedX : row.x + row.width - width) : row.x // listview boundaries
143 width: indicatorRow.currentItem != null ? indicatorRow.currentItem.width : 0
145 property real centerOffset: {
146 if (indicatorRow.currentItemOffset > 0.1) {
147 return (indicatorRow.currentItemOffset - 0.1) * units.gu(0.4);
148 } else if (indicatorRow.currentItemOffset < -0.1) {
149 return (indicatorRow.currentItemOffset + 0.1) * units.gu(0.4);
150 }
151 return 0.0;
152 }
154 Behavior on width {
155 enabled: unitProgress > 0;
156 UbuntuNumberAnimation { duration: UbuntuAnimation.FastDuration }
157 }
158 Behavior on x {
159 enabled: unitProgress > 0;
160 UbuntuNumberAnimation { duration: UbuntuAnimation.FastDuration }
161 }
162 }