/usr/lib/x86_64-linux-gnu/qt5/qml/Ubuntu/Content/ResponsiveGridView.qml is in qtdeclarative5-ubuntu-content1 0.1+16.04.20160309-0ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 | /*
* Copyright (C) 2013 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 2.0
import Ubuntu.Components 0.1
/*
Essentially a GridView where you can specify the maximum number of columns it can have.
*/
Item {
property int minimumHorizontalSpacing: units.gu(0.5)
// property int minimumNumberOfColumns: 2 // FIXME: not implemented
property int maximumNumberOfColumns: 6
readonly property int columns: gridView.columns
property alias verticalSpacing: gridView.verticalSpacing
readonly property alias margins: gridView.margin
property int delegateWidth
property int delegateHeight
property alias model: gridView.model
property alias delegate: gridView.delegate
readonly property int cellWidth: gridView.cellWidth
readonly property int cellHeight: gridView.cellHeight
property alias interactive: gridView.interactive
readonly property alias flicking: gridView.flicking
readonly property alias moving: gridView.moving
readonly property alias pressDelay: gridView.pressDelay
property alias highlightIndex: gridView.highlightIndex
readonly property alias currentItem: gridView.currentItem
function contentHeightForRows(rows) {
return rows * cellHeight + verticalSpacing
}
GridView {
id: gridView
objectName: "responsiveGridViewGrid"
anchors {
fill: parent
leftMargin: margin/2
rightMargin: margin/2
topMargin: verticalSpacing
}
onModelChanged: {
clip = parent.height != contentHeightForRows(Math.ceil(model.count / columns))
}
function pixelToGU(value) {
return Math.floor(value / units.gu(1));
}
function spacingForColumns(columns) {
// spacing between columns as an integer number of GU, the remainder goes in the margins
var spacingGU = pixelToGU(allocatableHorizontalSpace / columns);
return units.gu(spacingGU);
}
function columnsForSpacing(spacing) {
// minimum margin is half of the spacing
return Math.max(1, Math.floor(parent.width / (delegateWidth + spacing)));
}
property real allocatableHorizontalSpace: parent.width - columns * delegateWidth
property int columns: Math.min(columnsForSpacing(minimumHorizontalSpacing), maximumNumberOfColumns)
property real horizontalSpacing: spacingForColumns(columns)
property real verticalSpacing: horizontalSpacing
property int margin: allocatableHorizontalSpace - columns * horizontalSpacing
property int highlightIndex: -1
cellWidth: delegateWidth + horizontalSpacing
cellHeight: delegateHeight + verticalSpacing
onHighlightIndexChanged: {
if (highlightIndex != -1) {
currentIndex = highlightIndex
}
}
}
}
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