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PullToRefreshScopeStyle.qml
/*
* Copyright (C) 2014 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 2.15
import Lomiri.Components 1.3
import Lomiri.Components.Styles 1.3
/**
* TODO: Once the SDK version of PullToRefreshStyle doesn't have bug 1375799
* (https://launchpad.net/bugs/1375799) anymore, we should switch to using a
* a subclass of the Ambiance version with a hidden ActivityIndicator.
*/
PullToRefreshStyle {
releaseToRefresh: styledItem.target.originY - styledItem.target.contentY > activationThreshold
Connections {
property bool willRefresh: false
target: styledItem.target
function onDraggingChanged() {
if (!styledItem.target.dragging && releaseToRefresh) {
willRefresh = true
}
}
function onContentYChanged() {
if (styledItem.target.originY - styledItem.target.contentY == 0 && willRefresh) {
styledItem.refresh()
willRefresh = false
}
}
}
Label {
id: pullLabel
anchors.horizontalCenter: parent.horizontalCenter
horizontalAlignment: Text.AlignHCenter
verticalAlignment: Text.AlignVCenter
color: theme.palette.normal.foregroundText
states: [
State {
name: "pulling"
when: styledItem.target.dragging && !releaseToRefresh
PropertyChanges { target: pullLabel; text: i18n.tr("Pull to refresh…") }
},
State {
name: "releasable"
when: styledItem.target.dragging && releaseToRefresh
PropertyChanges { target: pullLabel; text: i18n.tr("Release to refresh…") }
}
]
transitions: Transition {
SequentialAnimation {
LomiriNumberAnimation {
target: pullLabel
property: "opacity"
to: 0.0
}
PropertyAction {
target: pullLabel
property: "text"
}
LomiriNumberAnimation {
target: pullLabel
property: "opacity"
to: 1.0
}
}
}
}
}