overte-HifiExperiments/interface/resources/qml/VrMenu.qml
2015-04-27 11:35:57 -07:00

348 lines
10 KiB
QML

import Hifi 1.0 as Hifi
import QtQuick 2.4
import QtQuick.Controls 1.3
import QtQuick.Controls.Styles 1.3
import "controls"
import "styles"
Hifi.VrMenu {
id: root
HifiConstants { id: hifi }
anchors.fill: parent
objectName: "VrMenu"
enabled: false
opacity: 0.0
property int animationDuration: 200
property var models: []
property var columns: []
z: 10000
onEnabledChanged: {
if (enabled && columns.length == 0) {
pushColumn(rootMenu.items);
}
opacity = enabled ? 1.0 : 0.0
if (enabled) {
forceActiveFocus()
}
}
// The actual animator
Behavior on opacity {
NumberAnimation {
duration: root.animationDuration
easing.type: Easing.InOutBounce
}
}
onOpacityChanged: {
visible = (opacity != 0.0);
}
onVisibleChanged: {
if (!visible) reset();
}
property var menuBuilder: Component {
Border {
Component.onCompleted: {
menuDepth = root.models.length - 1
if (menuDepth == 0) {
x = lastMousePosition.x - 20
y = lastMousePosition.y - 20
} else {
var lastColumn = root.columns[menuDepth - 1]
x = lastColumn.x + 64;
y = lastMousePosition.y - height / 2;
}
}
border.color: hifi.colors.hifiBlue
color: hifi.colors.window
property int menuDepth
/*
MouseArea {
// Rectangle { anchors.fill: parent; color: "#7f0000FF"; visible: enabled }
anchors.fill: parent
onClicked: {
while (parent.menuDepth != root.models.length - 1) {
root.popColumn()
}
}
}
*/
ListView {
spacing: 6
property int outerMargin: 8
property real minWidth: 0
anchors.fill: parent
anchors.margins: outerMargin
id: listView
height: root.height
onCountChanged: {
recalculateSize()
}
function recalculateSize() {
var newHeight = 0
var newWidth = minWidth;
for (var i = 0; i < children.length; ++i) {
var item = children[i];
if (!item.visible) {
continue
}
newHeight += item.height
}
parent.height = newHeight + outerMargin * 2;
parent.width = newWidth + outerMargin * 2
}
highlight: Rectangle {
width: listView.minWidth - 32;
height: 32
color: hifi.colors.hifiBlue
y: (listView.currentItem) ? listView.currentItem.y : 0;
x: 32
Behavior on y {
NumberAnimation {
duration: 100
easing.type: Easing.InOutQuint
}
}
}
model: root.models[menuDepth]
delegate: Loader {
id: loader
sourceComponent: root.itemBuilder
Binding {
target: loader.item
property: "root"
value: root
when: loader.status == Loader.Ready
}
Binding {
target: loader.item
property: "source"
value: modelData
when: loader.status == Loader.Ready
}
Binding {
target: loader.item
property: "listView"
value: listView
when: loader.status == Loader.Ready
}
}
}
}
}
property var itemBuilder: Component {
Text {
id: thisText
x: 32
property var source
property var root
property var listView
text: typedText()
height: implicitHeight
width: implicitWidth
color: source.enabled ? hifi.colors.text : hifi.colors.disabledText
enabled: source.enabled && source.visible
// FIXME uncommenting this line results in menus that have blank spots
// rather than having the correct size
// visible: source.visible
onListViewChanged: {
if (listView) {
listView.minWidth = Math.max(listView.minWidth, implicitWidth + 64);
listView.recalculateSize();
}
}
onVisibleChanged: {
if (listView) {
listView.recalculateSize();
}
}
onImplicitWidthChanged: {
if (listView) {
listView.minWidth = Math.max(listView.minWidth, implicitWidth + 64);
listView.recalculateSize();
}
}
FontAwesome {
visible: source.type == 1 && source.checkable
x: -32
text: checkText();
color: parent.color
function checkText() {
if (source.type != 1) {
return;
}
// FIXME this works for native QML menus but I don't think it will
// for proxied QML menus
if (source.exclusiveGroup) {
return source.checked ? "\uF05D" : "\uF10C"
}
return source.checked ? "\uF046" : "\uF096"
}
}
FontAwesome {
visible: source.type == 2
x: listView.width - 32 - (hifi.layout.spacing * 2)
text: "\uF0DA"
color: parent.color
}
function typedText() {
switch(source.type) {
case 2:
return source.title;
case 1:
return source.text;
case 0:
return "-----"
}
}
MouseArea {
id: mouseArea
acceptedButtons: Qt.LeftButton
anchors.left: parent.left
anchors.leftMargin: -32
anchors.bottom: parent.bottom
anchors.bottomMargin: 0
anchors.top: parent.top
anchors.topMargin: 0
width: listView.width
hoverEnabled: true
Timer {
id: timer
interval: 1000
onTriggered: parent.select();
}
/*
* Uncomment below to have menus auto-popup
*
* FIXME if we enabled timer based menu popup, either the timer has
* to be very very short or after auto popup there has to be a small
* amount of time, or a test if the mouse has moved before a click
* will be accepted, otherwise it's too easy to accidently click on
* something immediately after the auto-popup appears underneath your
* cursor
*
*/
//onEntered: {
// if (source.type == 2 && enabled) {
// timer.start()
// }
//}
//onExited: {
// timer.stop()
//}
onClicked: {
select();
}
function select() {
timer.stop();
var popped = false;
while (columns.length - 1 > listView.parent.menuDepth) {
popColumn();
popped = true;
}
if (!popped || source.type != 1) {
parent.root.selectItem(parent.source);
}
}
}
}
}
function lastColumn() {
return columns[root.columns.length - 1];
}
function pushColumn(items) {
models.push(items)
if (columns.length) {
var oldColumn = lastColumn();
//oldColumn.enabled = false
}
var newColumn = menuBuilder.createObject(root);
columns.push(newColumn);
newColumn.forceActiveFocus();
}
function popColumn() {
if (columns.length > 0) {
var curColumn = columns.pop();
console.log(curColumn);
curColumn.visible = false;
curColumn.destroy();
models.pop();
}
if (columns.length == 0) {
enabled = false;
return;
}
curColumn = lastColumn();
curColumn.enabled = true;
curColumn.opacity = 1.0;
curColumn.forceActiveFocus();
}
function selectItem(source) {
switch (source.type) {
case 2:
pushColumn(source.items)
break;
case 1:
source.trigger()
enabled = false
break;
case 0:
break;
}
}
function reset() {
while (columns.length > 0) {
popColumn();
}
}
Keys.onPressed: {
switch (event.key) {
case Qt.Key_Escape:
root.popColumn()
event.accepted = true;
}
}
MouseArea {
anchors.fill: parent
id: mouseArea
acceptedButtons: Qt.LeftButton | Qt.RightButton
onClicked: {
if (mouse.button == Qt.RightButton) {
root.popColumn();
} else {
root.enabled = false;
}
}
}
}