aerothemeplasma/Plasma/Plasma Widgets/System/Desktop Icons/org.kde.desktopcontainment/contents/ui/FolderItemDelegate.qml

567 lines
20 KiB
QML

/*
SPDX-FileCopyrightText: 2014-2015 Eike Hein <hein@kde.org>
SPDX-License-Identifier: GPL-2.0-or-later
*/
import QtQuick 2.8
import QtQuick.Window 2.2
import QtGraphicalEffects 1.0
import org.kde.plasma.plasmoid 2.0
import org.kde.plasma.core 2.0 as PlasmaCore
import org.kde.plasma.components 2.0 as PlasmaComponents
import org.kde.kquickcontrolsaddons 2.0
Item {
id: main
property int index: model.index
property string name: model.blank ? "" : model.display
property string nameWrapped: model.blank ? "" : model.displayWrapped
property bool blank: model.blank
property bool isDir: loader.item ? loader.item.isDir : false
property QtObject popupDialog: loader.item ? loader.item.popupDialog : null
property Item iconArea: loader.item ? loader.item.iconArea : null
property Item label: loader.item ? loader.item.label : null
property Item labelArea: loader.item ? loader.item.labelArea : null
property Item actionsOverlay: loader.item ? loader.item.actionsOverlay : null
property Item hoverArea: loader.item ? loader.item.hoverArea : null
property Item frame: loader.item ? loader.item.frame : null
property Item toolTip: loader.item ? loader.item.toolTip : null
Accessible.name: name
Accessible.role: Accessible.Canvas
MouseArea { anchors.fill: parent } // This MouseArea exists to intercept press and hold;
// preventing edit mode from being triggered
// when pressing and holding on an icon
function openPopup() {
if (isDir) {
loader.item.openPopup();
}
}
function closePopup() {
if (popupDialog) {
popupDialog.requestDestroy();
loader.item.popupDialog = null;
}
}
Loader {
id: loader
// On the desktop we pad our cellSize to avoid a gap at the right/bottom of the screen.
// The padding per item is quite small and causes the delegate to be positioned on fractional pixels
// leading to blurry rendering. The Loader is offset to account for this.
x: -main.x % 1
y: -main.y % 1
width: parent.width
height: parent.height
visible: status === Loader.Ready
active: !model.blank
sourceComponent: delegateImplementation
asynchronous: true
}
Component {
id: delegateImplementation
Item {
id: impl
anchors.fill: parent
property bool blank: model.blank
property bool selected: model.blank ? false : model.selected
property bool isDir: model.blank ? false : model.isDir
property bool hovered: (main.GridView.view.hoveredItem === main)
property QtObject popupDialog: null
property Item iconArea: icon
property Item label: label
property Item labelArea: frameLoader.textShadow || label
property Item actionsOverlay: actions
property Item hoverArea: toolTip
property Item frame: frameLoader
property Item toolTip: toolTip
property Item selectionButton: null
property Item popupButton: null
onSelectedChanged: {
if (selected && !blank) {
frameLoader.grabToImage(function(result) {
dir.addItemDragImage(positioner.map(index), main.x + frameLoader.x, main.y + frameLoader.y, frameLoader.width, frameLoader.height, result.image);
});
}
}
Connections {
target: model
function onSelectedChanged() {
if (dir.usedByContainment && model.selected) {
gridView.currentIndex = model.index;
}
}
}
onHoveredChanged: {
if (hovered) {
if (plasmoid.configuration.selectionMarkers && Qt.styleHints.singleClickActivation) {
selectionButton = selectionButtonComponent.createObject(actions);
}
if (model.isDir) {
if (!main.GridView.view.isRootView || root.containsDrag) {
hoverActivateTimer.restart();
}
if (plasmoid.configuration.popups && !root.useListViewMode) {
popupButton = popupButtonComponent.createObject(actions);
}
}
} else if (!hovered) {
if (popupDialog != null) {
closePopup();
}
if (selectionButton) {
selectionButton.destroy();
selectionButton = null;
}
if (popupButton) {
popupButton.destroy();
popupButton = null;
}
}
}
function openPopup() {
if (folderViewDialogComponent.status == Component.Ready) {
impl.popupDialog = folderViewDialogComponent.createObject(impl);
impl.popupDialog.visualParent = icon;
impl.popupDialog.url = model.linkDestinationUrl;
impl.popupDialog.visible = true;
}
}
PlasmaCore.ToolTipArea {
id: toolTip
active: (plasmoid.configuration.toolTips && popupDialog == null && !model.blank)
interactive: false
location: root.useListViewMode ? (plasmoid.location === PlasmaCore.Types.LeftEdge ? PlasmaCore.Types.LeftEdge : PlasmaCore.Types.RightEdge) : plasmoid.location
onContainsMouseChanged: {
if (containsMouse && !model.blank) {
if (toolTip.active) {
toolTip.icon = model.decoration;
toolTip.mainText = model.display;
if (model.size !== undefined) {
toolTip.subText = model.type + "\n" + model.size;
} else {
toolTip.subText = model.type;
}
}
main.GridView.view.hoveredItem = main;
}
}
states: [
State { // icon view
when: !root.useListViewMode
AnchorChanges {
target: toolTip
anchors.horizontalCenter: parent.horizontalCenter
}
PropertyChanges {
target: toolTip
y: frameLoader.y + icon.y
width: Math.max(icon.paintedWidth, label.paintedWidth)
height: (label.y + label.paintedHeight) - y
}
},
State { // list view
when: root.useListViewMode
AnchorChanges {
target: toolTip
anchors.horizontalCenter: undefined
}
PropertyChanges {
target: toolTip
x: frameLoader.x
y: frameLoader.y
width: frameLoader.width
height: frameLoader.height
}
}
]
}
Loader {
id: frameLoader
x: root.useListViewMode ? 0 : PlasmaCore.Units.smallSpacing
y: root.useListViewMode ? 0 : PlasmaCore.Units.smallSpacing
property Item textShadow: null
property Item iconShadow: null
property string prefix: ""
sourceComponent: frameComponent
active: state !== ""
asynchronous: true
width: {
if (root.useListViewMode) {
if (main.GridView.view.overflowing) {
return parent.width - PlasmaCore.Units.smallSpacing;
} else {
return parent.width;
}
}
return parent.width - (PlasmaCore.Units.smallSpacing * 2);
}
height: {
if (root.useListViewMode) {
return parent.height;
}
// Note: frameLoader.y = PlasmaCore.Units.smallSpacing (acts as top margin)
return (PlasmaCore.Units.smallSpacing // icon.anchors.topMargin (acts as top padding)
+ icon.height
+ PlasmaCore.Units.smallSpacing // label.anchors.topMargin (acts as spacing between icon and label)
+ (label.lineCount * PlasmaCore.Theme.mSize(PlasmaCore.Theme.defaultFont).height)
+ PlasmaCore.Units.smallSpacing); // leftover (acts as bottom padding)
}
PlasmaCore.IconItem {
id: icon
z: 2
states: [
State { // icon view
when: !root.useListViewMode
AnchorChanges {
target: icon
anchors.top: parent.top
anchors.horizontalCenter: parent.horizontalCenter
}
},
State { // list view
when: root.useListViewMode
AnchorChanges {
target: icon
anchors.left: parent.left
anchors.verticalCenter: parent.verticalCenter
}
}
]
anchors {
topMargin: PlasmaCore.Units.smallSpacing
leftMargin: PlasmaCore.Units.smallSpacing
}
width: root.useListViewMode ? main.GridView.view.iconSize : (parent.width - 2 * PlasmaCore.Units.smallSpacing)
height: main.GridView.view.iconSize
opacity: {
if (root.useListViewMode && selectionButton) {
return 0.3;
}
if (model.isHidden) {
return 0.6;
}
return 1.0;
}
animated: false
usesPlasmaTheme: false
smooth: true
source: model.decoration
}
Rectangle {
id: fallbackRectangleBackground
visible: GraphicsInfo.api === GraphicsInfo.Software && !model.selected
anchors {
fill: label
margins: -PlasmaCore.Units.smallSpacing
}
color: "black"
radius: PlasmaCore.Units.smallSpacing
opacity: 0.45
}
PlasmaComponents.Label {
id: label
z: 2 // So we can position a textShadowComponent below if needed.
states: [
State { // icon view
when: !root.useListViewMode
AnchorChanges {
target: label
anchors.top: icon.bottom
anchors.horizontalCenter: parent.horizontalCenter
}
PropertyChanges {
target: label
anchors.topMargin: PlasmaCore.Units.smallSpacing
width: Math.round(Math.min(label.implicitWidth + PlasmaCore.Units.smallSpacing, parent.width - PlasmaCore.Units.smallSpacing))
maximumLineCount: plasmoid.configuration.textLines
horizontalAlignment: Text.AlignHCenter
}
},
State { // list view
when: root.useListViewMode
AnchorChanges {
target: label
anchors.left: icon.right
anchors.verticalCenter: parent.verticalCenter
}
PropertyChanges {
target: label
anchors.leftMargin: PlasmaCore.Units.smallSpacing * 2
anchors.rightMargin: PlasmaCore.Units.smallSpacing * 2
width: parent.width - icon.width - (PlasmaCore.Units.smallSpacing * 4)
maximumLineCount: 1
horizontalAlignment: Text.AlignLeft
}
}
]
height: undefined // Unset PlasmaComponents.Label's default.
textFormat: Text.PlainText
wrapMode: (maximumLineCount == 1) ? Text.NoWrap : Text.Wrap
elide: Text.ElideRight
color: {
if ((frameLoader.textShadow && frameLoader.textShadow.visible) || fallbackRectangleBackground.visible) {
return "#fff";
} else if (model.selected) {
return PlasmaCore.ColorScope.highlightedTextColor;
} else {
return PlasmaCore.ColorScope.textColor
}
}
opacity: model.isHidden ? 0.6 : 1
text: main.nameWrapped
font.italic: model.isLink
visible: {
if (editor && editor.targetItem === main) {
return false;
}
// DropShadow renders the Label already.
if (frameLoader.textShadow && frameLoader.textShadow.visible) {
return false;
}
return true;
}
}
Component {
id: frameComponent
PlasmaCore.FrameSvgItem {
// Workaround for a bug where the frameComponent does not
// get unloaded when items are dragged to a different
// place on the desktop.
visible: this === frameLoader.item
prefix: frameLoader.prefix
imagePath: "widgets/viewitem"
// Use inactive highlight effect when something else has focus
opacity: Window.active ? 1 : 0.4
}
}
Component {
id: selectionButtonComponent
FolderItemActionButton {
element: model.selected ? "remove" : "add"
onClicked: {
dir.toggleSelected(positioner.map(index))
main.GridView.view.currentIndex = index
}
}
}
Component {
id: popupButtonComponent
FolderItemActionButton {
visible: main.GridView.view.isRootView && (popupDialog == null)
element: "open"
onClicked: {
dir.setSelected(positioner.map(index))
main.GridView.view.currentIndex = index
openPopup();
}
}
}
Component {
id: iconShadowComponent
DropShadow {
anchors.fill: icon
z: 1
verticalOffset: 1
radius: Math.round(5 * PlasmaCore.Units.devicePixelRatio)
samples: radius * 2 + 1
spread: 0.05
color: "black"
opacity: model.isHidden ? 0.3 : 0.6
source: icon
visible: !editor || editor.targetItem != main
}
}
Component {
id: textShadowComponent
DropShadow {
anchors.fill: label
z: 1
horizontalOffset: 1
verticalOffset: 1
radius: Math.round(4 * PlasmaCore.Units.devicePixelRatio)
samples: radius * 2 + 1
spread: 0.35
color: "black"
opacity: model.isHidden ? 0.6 : 1
source: label
visible: !editor || editor.targetItem != main
}
}
states: [
State {
name: "selected"
when: model.selected && !hovered
PropertyChanges {
target: frameLoader
prefix: "selected"
}
},
State {
name: "selected+hover"
when: hovered && plasmoid.configuration.iconHoverEffect
PropertyChanges {
target: frameLoader
prefix: {
if(!model.selected) return "hover";
if(model.selected) return "selected+hover";
}
}
}
/*State {
name: "hover"
when: hovered && !model.selected && plasmoid.configuration.iconHoverEffect
PropertyChanges {
target: frameLoader
prefix: "hover"
}
}*/
]
}
Column {
id: actions
visible: {
if (main.GridView.view.isRootView && root.containsDrag) {
return false;
}
if (!main.GridView.view.isRootView && main.GridView.view.dialog && main.GridView.view.dialog.containsDrag) {
return false;
}
if (popupDialog) {
return false;
}
return true;
}
anchors {
left: frameLoader.left
top: frameLoader.top
leftMargin: root.useListViewMode ? (icon.x + (icon.width / 2)) - (width / 2) : 0
topMargin: root.useListViewMode ? (icon.y + (icon.height / 2)) - (height / 2) : 0
}
width: implicitWidth
height: implicitHeight
}
Component.onCompleted: {
if (root.isContainment && main.GridView.view.isRootView && root.GraphicsInfo.api === GraphicsInfo.OpenGL) {
frameLoader.textShadow = textShadowComponent.createObject(frameLoader);
frameLoader.iconShadow = iconShadowComponent.createObject(frameLoader);
}
}
}
}
}