git.iko.soy/unity8
on a91dd21 help sign in
unity8/qml/Dash/PullToRefreshScopeStyle.qml
82 lines 2.8 kB history raw
1/*
2 * Copyright (C) 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 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 2.4
18import Ubuntu.Components 1.3
19import Ubuntu.Components.Styles 1.3
21/**
22 * TODO: Once the SDK version of PullToRefreshStyle doesn't have bug 1375799
23 * (https://launchpad.net/bugs/1375799) anymore, we should switch to using a
24 * a subclass of the Ambiance version with a hidden ActivityIndicator.
25 */
26PullToRefreshStyle {
27 releaseToRefresh: styledItem.target.originY - styledItem.target.contentY > activationThreshold
29 Connections {
30 property bool willRefresh: false
32 target: styledItem.target
33 onDraggingChanged: {
34 if (!styledItem.target.dragging && releaseToRefresh) {
35 willRefresh = true
36 }
37 }
38 onContentYChanged: {
39 if (styledItem.target.originY - styledItem.target.contentY == 0 && willRefresh) {
40 styledItem.refresh()
41 willRefresh = false
42 }
43 }
44 }
46 Label {
47 id: pullLabel
48 anchors.horizontalCenter: parent.horizontalCenter
49 horizontalAlignment: Text.AlignHCenter
50 verticalAlignment: Text.AlignVCenter
51 states: [
52 State {
53 name: "pulling"
54 when: styledItem.target.dragging && !releaseToRefresh
55 PropertyChanges { target: pullLabel; text: i18n.tr("Pull to refresh…") }
56 },
57 State {
58 name: "releasable"
59 when: styledItem.target.dragging && releaseToRefresh
60 PropertyChanges { target: pullLabel; text: i18n.tr("Release to refresh…") }
61 }
62 ]
63 transitions: Transition {
64 SequentialAnimation {
65 UbuntuNumberAnimation {
66 target: pullLabel
67 property: "opacity"
68 to: 0.0
69 }
70 PropertyAction {
71 target: pullLabel
72 property: "text"
73 }
74 UbuntuNumberAnimation {
75 target: pullLabel
76 property: "opacity"
77 to: 1.0
78 }
79 }
80 }
81 }