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// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
import QtQuick
import QtQuick.Controls.Basic as Basic
import QtQuick.Window
import QtQuick.Shapes
import StudioTheme as StudioTheme
import StudioWindowManager
QtObject {
id: root
property StudioTheme.ControlStyle style: StudioTheme.Values.controlStyle
property alias titleBar: titleBarContent.children
default property alias content: mainContent.children
property alias contentWidth: mainContent.width
property int width: 320
property int height: column.implicitHeight
property int maximumWidth: -1
property int maximumHeight: -1
property alias flags: window.flags
property alias visible: window.visible
property int anchorGap: 10
property int edge: Qt.LeftEdge
property int actualEdge: root.edge
//property alias chevronVisible: chevron.visible
property rect __itemGlobal: Qt.rect(0, 0, 100, 100)
property bool keepOpen: false
signal closing(close: var)
function showGlobal() {
var pos = WindowManager.globalCursorPosition()
root.__itemGlobal = Qt.rect(pos.x, pos.y, 300, 20)
//root.chevronVisible = false
root.layout()
window.show()
window.raise()
}
function show(target: Item) {
var originGlobal = target.mapToGlobal(0, 0)
root.__itemGlobal = Qt.rect(originGlobal.x, originGlobal.y, target.width, target.height)
//root.chevronVisible = true
root.layout()
window.show()
window.raise()
}
function close() {
window.close()
}
function layout() {
let position = Qt.point(root.__itemGlobal.x, root.__itemGlobal.y)
var screen = WindowManager.getScreenGeometry(position)
// Collect region information
let edges = window.getRegions(screen, root.__itemGlobal)
if (Object.keys(edges).length === 0) {
console.log("Warning: Couldn't find regions.")
return
}
// Determine edge
let edge = window.findPlacement(edges)
root.actualEdge = edge
let anchor = edges[edge].anchor
let popoverRect = window.popoverGeometry(edge, anchor, edges[edge].region)
//if (chevron.visible)
// chevron.layout(edge, popoverRect, anchor)
window.x = popoverRect.x
window.y = popoverRect.y
}
property Window window: Window {
id: window
property int margin: 0 //20
width: root.width + (2 * window.margin)
height: root.height + (2 * window.margin)
maximumWidth: {
if (root.maximumWidth < 0)
return root.width + (2 * window.margin)
else
return root.maximumWidth + (2 * window.margin)
}
maximumHeight:{
if (root.maximumHeight < 0)
return root.height + (2 * window.margin)
else
return root.maximumHeight + (2 * window.margin)
}
visible: false
flags: Qt.FramelessWindowHint | Qt.Dialog | Qt.WindowStaysOnTopHint
color: "transparent"
onClosing: function (close) {
root.closing(close)
}
function findPlacement(edges: var): int {
if (edges[root.edge].fit) // Original edge does fit
return root.edge
return window.findAlternativePlacement(edges)
}
function findAlternativePlacement(edges: var): int {
let horizontal = (Qt.LeftEdge | Qt.RightEdge)
if (root.edge & horizontal)
if (edges[root.edge ^ horizontal].fit)
return root.edge ^ horizontal
let vertical = (Qt.TopEdge | Qt.BottomEdge)
if (root.edge & vertical)
if (edges[root.edge ^ vertical].fit)
return root.edge ^ vertical
// Take the first that fits
for (var key in edges) {
if (edges[key].fit)
return Number(key)
}
return Qt.LeftEdge // Default
}
function contains(a: rect, b: rect): bool {
let halfSizeA = Qt.size(a.width * 0.5, a.height * 0.5)
let halfSizeB = Qt.size(b.width * 0.5, b.height * 0.5)
let centerA = Qt.point(a.x + halfSizeA.width, a.y + halfSizeA.height)
let centerB = Qt.point(b.x + halfSizeB.width, b.y + halfSizeB.height)
if (Math.abs(centerA.x - centerB.x) > (halfSizeA.width + halfSizeB.width))
return false
if (Math.abs(centerA.y - centerB.y) > (halfSizeA.height + halfSizeB.height))
return false
return true
}
function getRegions(source: rect, target: rect) {
var edges = {}
// Overlaps or Inside
if (!window.contains(source, target))
return edges
var targetCenter = Qt.point(target.x + (target.width * 0.5),
target.y + (target.height * 0.5))
// Just as a reminder why calculating custom right and bottom:
// > Note that for historical reasons this function returns top() + height() - 1;
// > use y() + height() to retrieve the true y-coordinate.
let sourceRight = source.x + source.width
let sourceBottom = source.y + source.height
// TOP
let topAnchor = Qt.point(targetCenter.x, target.y - root.anchorGap)
let topRegion = Qt.rect(source.x,
source.y,
source.width,
(topAnchor.y < source.top) ? 0 : Math.abs(topAnchor.y - source.top))
edges[Qt.TopEdge] = {
anchor: topAnchor,
region: topRegion,
fit: topRegion.width >= window.maximumWidth
&& topRegion.height >= window.maximumHeight
}
// RIGHT
let rightAnchor = Qt.point(target.x + target.width + root.anchorGap, targetCenter.y)
let rightRegion = Qt.rect(rightAnchor.x,
source.y,
(rightAnchor.x > sourceRight) ? 0 : Math.abs(sourceRight - rightAnchor.x),
source.height)
edges[Qt.RightEdge] = {
anchor: rightAnchor,
region: rightRegion,
fit: rightRegion.width >= window.maximumWidth
&& rightRegion.height >= window.maximumHeight
}
// BOTTOM
let bottomAnchor = Qt.point(targetCenter.x, target.y + target.height + root.anchorGap)
let bottomRegion = Qt.rect(source.x,
bottomAnchor.y,
source.width,
(bottomAnchor.y > sourceBottom) ? 0 : Math.abs(sourceBottom - bottomAnchor.y))
edges[Qt.BottomEdge] = {
anchor: bottomAnchor,
region: bottomRegion,
fit: bottomRegion.width >= window.maximumWidth
&& bottomRegion.height >= window.maximumHeight
}
// LEFT
let leftAnchor = Qt.point(target.x - root.anchorGap, targetCenter.y)
let leftRegion = Qt.rect(source.x,
source.y,
(leftAnchor.x < source.left) ? 0 : Math.abs(leftAnchor.x - source.left),
source.height)
edges[Qt.LeftEdge] = {
anchor: leftAnchor,
region: leftRegion,
fit: leftRegion.width >= window.maximumWidth
&& leftRegion.height >= window.maximumHeight
}
return edges
}
function popoverGeometry(edge: int, anchor: point, region: rect) {
if (edge === Qt.TopEdge) {
let height = Math.min(window.height, region.height)
return Qt.rect(Math.max(region.x,
Math.min(anchor.x - (window.width * 0.5),
region.x + region.width - window.width)),
anchor.y - height,
Math.min(window.width, region.width),
height)
}
if (edge === Qt.RightEdge) {
let width = Math.min(window.width, region.width)
return Qt.rect(anchor.x,
Math.max(region.y,
Math.min(anchor.y - (window.height * 0.5),
region.y + region.height - window.height)),
width,
Math.min(window.height, region.height))
}
if (edge === Qt.BottomEdge) {
let height = Math.min(window.height, region.height)
return Qt.rect(Math.max(region.x,
Math.min(anchor.x - (window.width * 0.5),
region.x + region.width - window.width)),
anchor.y,
Math.min(window.width, region.width),
height)
}
if (edge === Qt.LeftEdge) {
let width = Math.min(window.width, region.width)
return Qt.rect(anchor.x - width,
Math.max(region.y,
Math.min(anchor.y - (window.height * 0.5),
region.y + region.height - window.height)),
width,
Math.min(window.height, region.height))
}
}
onHeightChanged: {
if (window.visible)
root.layout()
}
Component.onCompleted: {
if (window.visible)
root.layout()
}
Connections {
target: WindowManager
enabled: root.visible
function onFocusWindowChanged(focusWindow) {
if (!focusWindow)
return
if (root.keepOpen)
return
if (focusWindow !== window && focusWindow.transientParent !== window)
root.close()
}
function onAboutToQuit() {
root.close()
}
function onMainWindowVisibleChanged(value) {
if (!value)
root.close()
}
}
Rectangle {
id: background
anchors.fill: parent
anchors.margins: window.margin
color: StudioTheme.Values.themePopoutBackground
border.color: "#636363"
border.width: StudioTheme.Values.border
TapHandler {
id: tapHandler
onTapped: root.close()
}
containmentMask: QtObject {
function contains(point: point): bool {
return point.x < 0 || point.x > background.width
|| point.y < 0 || point.y > background.height
}
}
}
/*
// The chevron will be reactivated when we fixed all the issues that where found during testing.
// * Potential Qt bug: black background instead of transparent border due to GPU selection on Windows
// * Ghost chevron on macOS after dragging the window
Shape {
id: chevron
property int chevronWidth: window.margin
anchors.fill: parent
function layout(edge: int, rect: rect, anchor: point) {
let center = Qt.point(rect.x + (rect.width * 0.5),
rect.y + (rect.height * 0.5))
// Horizontal
if (edge === Qt.LeftEdge || edge === Qt.RightEdge) {
let topLimit = window.margin
let bottomLimit = window.height - window.margin - background.border.width
let point = Math.round((window.height * 0.5) + (anchor.y - center.y))
peak.y = Math.max(topLimit, Math.min(bottomLimit, point))
let topLimitChevron = topLimit + chevron.chevronWidth
let bottomLimitChevron = bottomLimit - chevron.chevronWidth
path.startY = Math.max(topLimit, Math.min(bottomLimitChevron, point - chevron.chevronWidth))
end.y = Math.max(topLimitChevron, Math.min(bottomLimit, point + chevron.chevronWidth))
}
if (edge === Qt.LeftEdge) {
peak.x = window.width - background.border.width
path.startX = end.x = window.width - window.margin - background.border.width
}
if (edge === Qt.RightEdge) {
peak.x = background.border.width
path.startX = end.x = window.margin + background.border.width
}
// Vertical
if (edge === Qt.TopEdge || edge === Qt.BottomEdge) {
let leftLimit = window.margin + background.border.width
let rightLimit = window.width - window.margin
let point = Math.round((window.width * 0.5) + (anchor.x - center.x))
peak.x = Math.max(leftLimit, Math.min(rightLimit, point))
let leftLimitChevron = leftLimit + chevron.chevronWidth
let rightLimitChevron = rightLimit - chevron.chevronWidth
path.startX = Math.max(leftLimit, Math.min(rightLimitChevron, point - chevron.chevronWidth))
end.x = Math.max(leftLimitChevron, Math.min(rightLimit, point + chevron.chevronWidth))
}
if (edge === Qt.TopEdge) {
peak.y = window.height - background.border.width
path.startY = end.y = window.height - window.margin - background.border.width
}
if (edge === Qt.BottomEdge) {
peak.y = background.border.width
path.startY = end.y = window.margin + background.border.width
}
}
ShapePath {
id: path
strokeStyle: ShapePath.SolidLine
strokeWidth: background.border.width
strokeColor: background.border.color
fillColor: background.color
startX: 0
startY: 0
PathLine { id: peak; x: 0; y: 0 }
PathLine { id: end; x: 0; y: 0 }
}
}
*/
Column {
id: column
anchors.fill: parent
anchors.margins: window.margin + StudioTheme.Values.border
Item {
id: titleBarItem
width: parent.width
height: StudioTheme.Values.titleBarHeight
DragHandler {
id: dragHandler
target: null
grabPermissions: PointerHandler.CanTakeOverFromAnything
onActiveChanged: {
if (dragHandler.active)
window.startSystemMove() // QTBUG-102488
}
}
Row {
id: row
anchors.fill: parent
anchors.leftMargin: StudioTheme.Values.popupMargin
anchors.rightMargin: StudioTheme.Values.popupMargin
spacing: 0
Item {
id: titleBarContent
width: row.width - closeIndicator.width
height: row.height
}
IconIndicator {
id: closeIndicator
anchors.verticalCenter: parent.verticalCenter
icon: StudioTheme.Constants.colorPopupClose
pixelSize: StudioTheme.Values.myIconFontSize
onClicked: root.close()
}
}
}
Rectangle {
width: parent.width - 8
height: StudioTheme.Values.border
anchors.horizontalCenter: parent.horizontalCenter
color: "#636363"
}
Basic.ScrollView {
id: scrollView
width: parent.width
height: {
let actualHeight = mainContent.childrenRect.height + 2 * StudioTheme.Values.popupMargin
if (root.maximumHeight < 0)
return actualHeight
return Math.min(actualHeight,
root.maximumHeight - titleBarItem.height - 3 * StudioTheme.Values.border)
}
padding: StudioTheme.Values.popupMargin
clip: true
ScrollBar.vertical: TransientScrollBar {
id: verticalBar
style: StudioTheme.Values.controlStyle
parent: scrollView
x: scrollView.width - verticalBar.width
y: scrollView.topPadding
height: scrollView.availableHeight
orientation: Qt.Vertical
show: (scrollView.hovered || scrollView.focus) && verticalBar.isNeeded
//otherInUse: horizontalBar.inUse
}
Flickable {
id: frame
boundsMovement: Flickable.StopAtBounds
boundsBehavior: Flickable.StopAtBounds
contentWidth: mainContent.width
contentHeight: mainContent.height
Item {
id: mainContent
width: scrollView.width - 2 * scrollView.padding
height: mainContent.childrenRect.height
anchors.horizontalCenter: parent.horizontalCenter
}
}
}
}
}
}
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