ukui-menu/qml/AppUI/FullScreenContent.qml

/*
 * Copyright (C) 2023, KylinSoft Co., 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, either version 3 of the License, or
 * (at your option) any later version.
 *
 * 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 <https://www.gnu.org/licenses/>.
 *
 */

import QtQuick 2.12
import QtQuick.Layouts 1.12
import QtQml.Models 2.12
import QtQuick.Controls 2.5
import org.ukui.menu.core 1.0
import AppControls2 1.0 as AppControls2

RowLayout {
    id: root
    clip: true
    signal openFolderSignal(string folderId, string folderName, int x, int y)
    signal contentShowFinished()
    property bool isContentShow: true
    property int animationDuration: 300

    state: isContentShow ? "contentShow" : "contentHidden"
    states: [
        State {
            name: "contentHidden"
            PropertyChanges { target: root; opacity: 0; scale: 0.95 }
        },
        State {
            name: "contentShow"
            PropertyChanges { target: root; opacity: 1; scale: 1 }
        }
    ]

    transitions: [
        Transition {
            to:"contentHidden"
            SequentialAnimation {
                PropertyAnimation { properties: "opacity, scale"; duration: animationDuration; easing.type: Easing.InOutCubic }
                ScriptAction { script: root.visible = false }
            }
        },
        Transition {
            to: "contentShow"
                PropertyAnimation { properties: "opacity, scale"; duration: animationDuration; easing.type: Easing.InOutCubic }
        }
    ]

    Item {
        Layout.preferredWidth: 145
        Layout.fillHeight: true
        Layout.leftMargin: 15

        ListView {
            id: labelListView
            signal labelClicked(string labelId)
            property int maxLabelWidth: count < 20 ? width : 30

            anchors.centerIn: parent
            width: parent.width
            height: contentHeight > parent.height ? parent.height : contentHeight
            interactive: contentHeight > parent.height

            highlightMoveDuration: animationDuration
            highlight: AppControls2.StyleBackground {
                width: labelListView.maxLabelWidth; height: 30
                radius: 4
                useStyleTransparent: false
                paletteRole: Palette.Light
                border.width: 1
                alpha: 0.18; borderAlpha: 0.7
                borderColor: Palette.HighlightedText
            }
            onCountChanged: currentIndex = 0

            model: DelegateModel {
                groups: DelegateModelGroup {
                    name: "disabledItem"
                    includeByDefault: false
                }

                items.onChanged: {
                    for (let i = 0; i < items.count;) {
                        let item = items.get(i);
                        if (item.model.isDisable) {
                            items.setGroups(i, 1, "disabledItem");
                            continue;
                        }
                        ++i;
                    }
                }

                model: modelManager.getLabelModel()
                delegate: MouseArea {
                    width: labelListView.maxLabelWidth
                    height: 30
                    hoverEnabled: true
                    AppControls2.StyleText {
                        anchors.fill: parent
                        paletteRole: Palette.HighlightedText
                        elide: Text.ElideRight
                        horizontalAlignment: Text.AlignHCenter
                        verticalAlignment: Text.AlignVCenter
                        text: model.displayName
                    }
                    onClicked: {
                        labelListView.currentIndex = DelegateModel.itemsIndex;
                        labelListView.labelClicked(model.id)
                    }
                }
            }
        }
    }

    Item {
        id: contentViewBase
        Layout.fillWidth: true
        Layout.fillHeight: true
        property int maxColumns: 8
        property int columns: {
            let c = Math.floor(width / cellWidth);
            return c > maxColumns ? maxColumns : c;
        }
        property int cellWidth: 220
        // property int cellWidth: Math.min(Math.floor(width / columns), 220)
        property int cellHeight: cellWidth
        property int headerHeight: 30

        Component.onCompleted: {
            changeView(modelManager.getLabelGroupModel().containLabel);
            modelManager.getLabelGroupModel().containLabelChanged.connect(changeView);
        }

        Component.onDestruction: {
            modelManager.getLabelGroupModel().containLabelChanged.disconnect(changeView);
            contentViewLoader.sourceComponent = undefined;
        }

        function changeView(toLabelView) {
            contentViewLoader.sourceComponent = toLabelView ? labelViewComponent : appViewComponent;
        }

        Loader {
            id: contentViewLoader
            height: parent.height
            width: contentViewBase.cellWidth * contentViewBase.columns + 2
            anchors.horizontalCenter: parent.horizontalCenter
        }

        // view id: 1
        Component {
            id: appViewComponent
            GridView {
                ScrollBar.vertical: fullScreenScrollBar
                cellWidth: contentViewBase.cellWidth
                cellHeight: contentViewBase.cellHeight
                boundsBehavior: Flickable.StopAtBounds
                model: modelManager.getAppModel()

                delegate: Loader {
                    width: GridView.view.cellWidth
                    height: width
                    property int index: model.index
                    property int type: model.type
                    property string id: model.id
                    property string name: model.name
                    property string icon: model.icon
                    sourceComponent: {
                        if (type === DataType.Normal) {
                            return appComponent;
                        }
                        if (type === DataType.Folder) {
                            return normalFolderComponent;
                        }
                    }
                }

                Component {
                    id: appComponent
                    Item {
                        MouseArea {
                            anchors.centerIn: parent
                            hoverEnabled: true
                            width: 170; height: width
                            acceptedButtons: Qt.LeftButton | Qt.RightButton

                            AppControls2.StyleBackground {
                                anchors.fill: parent
                                useStyleTransparent: false
                                paletteRole: Palette.Light
                                radius: 16
                                alpha: parent.containsPress ? 0.25 : parent.containsMouse ? 0.15 : 0.00
                                AppControls2.IconLabel {
                                    anchors.fill: parent
                                    iconWidth: 96; iconHeight: 96
                                    appName: name; appIcon: icon
                                    spacing: 8
                                    textHighLight: true
                                }
                            }

                            onClicked: {
                                if (mouse.button === Qt.RightButton) {
                                    modelManager.getAppModel().openMenu(index, MenuInfo.FullScreen);
                                    return;
                                }
                                if (mouse.button === Qt.LeftButton) {
                                    parent.parent.GridView.view.model.appClicked(index);
                                    return;
                                }
                            }
                        }
                    }

                }

                Component {
                    id: normalFolderComponent
                    Item {
                        MouseArea {
                            anchors.centerIn: parent
                            hoverEnabled: true
                            width: 170; height: width
                            acceptedButtons: Qt.LeftButton | Qt.RightButton

                            AppControls2.StyleBackground {
                                anchors.fill: parent
                                useStyleTransparent: false
                                paletteRole: Palette.Light
                                radius: 16
                                alpha: parent.containsPress ? 0.25 : parent.containsMouse ? 0.15 : 0.00

                                ColumnLayout {
                                    height: 128; width: parent.width
                                    anchors.centerIn: parent
                                    spacing: 8
                                    AppControls2.FolderIcon {
                                        id: folderIcon
                                        Layout.margins: 5
                                        rows: 4; columns: 4
                                        spacing: 2; padding: 8
                                        icons: icon
                                        radius: 16; alpha: 0.25
                                        Layout.alignment: Qt.AlignHCenter
                                        Layout.preferredWidth: 86; Layout.preferredHeight: 86
                                    }
                                    AppControls2.StyleText {
                                        Layout.fillWidth: true; Layout.fillHeight: true
                                        horizontalAlignment: Text.AlignHCenter
                                        elide: Text.ElideRight
                                        text: name
                                        font.pixelSize: 14
                                        paletteRole: Palette.HighlightedText
                                    }
                                }
                            }

                            onClicked: {
                                if (mouse.button === Qt.RightButton) {
                                    modelManager.getAppModel().openMenu(index, MenuInfo.FullScreen);
                                    return;
                                }
                                if (mouse.button === Qt.LeftButton) {
                                    var x = folderIcon.mapToGlobal(0,0).x;
                                    var y = folderIcon.mapToGlobal(0,0).y
                                    openFolderSignal(id, name, x, y);
                                    // 执行隐藏动画，并且当前图标消失且鼠标区域不可用
                                    root.isContentShow = false;
                                    folderIcon.opacity = 0;
                                    enabled = false;
                                    hoverEnabled = false;
                                    return;
                                }
                            }
                            function resetOpacity() {
                                folderIcon.opacity = 1;
                                enabled = true;
                                hoverEnabled = true;
                            }
                            Component.onCompleted: root.contentShowFinished.connect(resetOpacity)
                            Component.onDestruction: root.contentShowFinished.disconnect(resetOpacity)
                        }
                    }
                }
            }
        }

        // view id: 2
        Component {
            id: labelViewComponent
            Flickable {
                id: labelViewFlickable
                ScrollBar.vertical: fullScreenScrollBar
                contentHeight: labelColumn.height
                flickableDirection: Flickable.VerticalFlick
                boundsBehavior: Flickable.StopAtBounds
                interactive: !contentYAnimation.running

                Column {
                    id: labelColumn
                    width: parent.width
                    height: childrenRect.height
                    Repeater {
                        id: labelRepeater
                        model: modelManager.getLabelGroupModel()
                        delegate: GridView {
                            id: labelAppsGridView
                            width: parent.width
                            height: contentHeight

                            property int labelIndex: index

                            interactive: false
                            cacheBuffer: 50
                            cellWidth: contentViewBase.cellWidth
                            cellHeight: contentViewBase.cellHeight

                            header: Item {
                                width: labelAppsGridView.width
                                height: contentViewBase.headerHeight
                                Row {
                                    anchors.fill: parent
                                    anchors.leftMargin: 67
                                    spacing: 15
                                    AppControls2.StyleText {
                                        id: labelName
                                        anchors.verticalCenter: parent.verticalCenter
                                        verticalAlignment: Text.AlignVCenter
                                        width: contentWidth
                                        text: name
                                        paletteRole: Palette.HighlightedText
                                    }

                                    AppControls2.StyleBackground {
                                        anchors.verticalCenter: parent.verticalCenter
                                        useStyleTransparent: false
                                        alpha: 0.14
                                        paletteRole: Palette.Light
                                        height: 1
                                        width: parent.width - labelName.width - parent.spacing
                                    }
                                }
                            }

                            model: extraData
                            delegate: Item {
                                width: GridView.view.cellWidth
                                height: GridView.view.cellHeight

                                MouseArea {
                                    anchors.centerIn: parent
                                    hoverEnabled: true
                                    width: 170; height: width
                                    acceptedButtons: Qt.LeftButton | Qt.RightButton

                                    AppControls2.StyleBackground {
                                        anchors.fill: parent
                                        useStyleTransparent: false
                                        paletteRole: Palette.Light
                                        radius: 16
                                        alpha: parent.containsPress ? 0.25 : parent.containsMouse ? 0.15 : 0.00
                                        AppControls2.IconLabel {
                                            anchors.fill: parent
                                            iconWidth: 96; iconHeight: 96
                                            appName: modelData.name
                                            appIcon: modelData.icon
                                            spacing: 8
                                            textHighLight: true
                                        }
                                    }

                                    onClicked: function (mouse) {
                                        if (mouse.button === Qt.RightButton) {
                                            labelRepeater.model.openMenu(labelAppsGridView.labelIndex, model.index);
                                            return;
                                        }
                                        if (mouse.button === Qt.LeftButton) {
                                            labelRepeater.model.openApp(labelAppsGridView.labelIndex, model.index);
                                            return;
                                        }
                                    }
                                }
                            }
                        }
                    }
                }

                onContentYChanged: {
                    if (contentYAnimation.running) {
                        return
                    }
                    if ((contentY + height) === contentHeight) {
                        labelListView.currentIndex = labelRepeater.count - 1
                        return
                    }
                    labelListView.currentIndex = labelColumn.childAt(contentX,contentY).labelIndex
                }

                NumberAnimation {
                    id: contentYAnimation
                    target: labelViewFlickable
                    property: "contentY"
                    duration: animationDuration
                    onFinished: {
                        labelViewFlickable.returnToBounds();
                    }
                }

                function scrollerView(labelId) {
                    let labelindex = labelRepeater.model.getLabelIndex(labelId);
                    if (labelindex < 0 || labelindex >= labelRepeater.count) {
                        return;
                    }

                    let nextY = labelRepeater.itemAt(labelindex).y;
                    let sh = labelColumn.height - nextY;
                    if (sh < height) {
                        nextY -= (height - sh);
                    }

                    contentYAnimation.running = false;
                    if (nextY === contentY) {
                        return;
                    }

                    contentYAnimation.from = contentY;
                    contentYAnimation.to = nextY;
                    contentYAnimation.running = true;
                }

                Component.onCompleted: {
                    labelListView.labelClicked.connect(scrollerView);
                }
                Component.onDestruction: {
                    labelListView.labelClicked.disconnect(scrollerView);
                }
            }
        }
    }

    Item {
        Layout.preferredWidth: 160
        Layout.fillHeight: true

        ScrollBar {
            id: fullScreenScrollBar
            anchors.verticalCenter: parent.verticalCenter
            anchors.horizontalCenter: parent.right
            anchors.horizontalCenterOffset: -24
            height: 200
            width: (hovered || pressed) ? 8 : 4
            padding: 0
            opacity: fullScreenScrollBar.size < 1.0 ? 1.0 : 0.0

            Behavior on width {
                NumberAnimation { duration: 200; easing.type: Easing.InOutQuad }
            }

            background: AppControls2.StyleBackground {
                useStyleTransparent: false
                paletteRole: Palette.Dark
                alpha: 0.25
                radius: width / 2
            }

            contentItem: AppControls2.StyleBackground {
                radius: width / 2
                useStyleTransparent: false
                paletteRole: Palette.Light
                alpha: fullScreenScrollBar.pressed ? 0.90 : fullScreenScrollBar.hovered ? 0.78 : 0.60
            }
        }
    }
}