DPS_Manage/DelegateUI/Controls/DelCaptionBar.qml

import QtQuick 2.15
import QtQuick.Layouts 1.15
import QtQuick.Window 2.15
import DelegateUI 1.0

Rectangle {
    id: control

    color: "transparent"

    property var targetWindow: null
    property DelWindowAgent windowAgent: null

    property alias layoutDirection: __row.layoutDirection

    property string winTitle: targetWindow ? targetWindow.title : ""
    property string winIcon: ""
    property alias winIconWidth: __winIconLoader.width
    property alias winIconHeight: __winIconLoader.height
    property alias winIconVisible: __winIconLoader.visible

    property font winTitleFont
    winTitleFont {
        family: DelTheme.Primary.fontPrimaryFamily
        pixelSize: 14
    }
    property color winTitleColor: DelTheme.Primary.colorTextBase
    property alias winTitleVisible: __winTitleLoader.visible

    property string contentDescription: targetWindow ? targetWindow.title : ""

    property bool returnButtonVisible: false
    property bool themeButtonVisible: false
    property bool topButtonVisible: false
    property bool minimizeButtonVisible: Qt.platform.os !== "osx"
    property bool maximizeButtonVisible: Qt.platform.os !== "osx"
    property bool closeButtonVisible: Qt.platform.os !== "osx"

    property var returnCallback: () => { }
    property var themeCallback: () => { DelTheme.darkMode = DelTheme.isDark ? DelTheme.Light : DelTheme.Dark; }
    property var topCallback: checked => { }
    property var minimizeCallback:
        () => {
            if (targetWindow) targetWindow.showMinimized();
        }
    property var maximizeCallback: () => {
            if (!targetWindow) return;

            if (targetWindow.visibility === Window.Maximized) targetWindow.showNormal();
            else targetWindow.showMaximized();
        }
    property var closeCallback: () => { if (targetWindow) targetWindow.close(); }

    property Component winIconDelegate: Image {
        source: control.winIcon
        sourceSize.width: width
        sourceSize.height: height
        mipmap: true
    }
    property Component winTitleDelegate: Text {
        text: winTitle
        color: winTitleColor
        font: winTitleFont
    }
    property Component winButtonsDelegate: Row {
        Connections {
            target: control
            function onWindowAgentChanged() {
                if (windowAgent) {
                    windowAgent.setHitTestVisible(__themeButton, true);
                    windowAgent.setHitTestVisible(__topButton, true);
                    windowAgent.setSystemButton(DelWindowAgent.Minimize, __minimizeButton);
                    windowAgent.setSystemButton(DelWindowAgent.Maximize, __maximizeButton);
                    windowAgent.setSystemButton(DelWindowAgent.Close, __closeButton);
                }
            }
        }

        DelCaptionButton {
            id: __themeButton
            visible: control.themeButtonVisible
            iconSource: DelTheme.isDark ? DelIcon.MoonOutlined : DelIcon.SunOutlined
            iconSize: 16
            onClicked: themeCallback();
            contentDescription: qsTr("明暗主题切换")
        }

        DelCaptionButton {
            id: __topButton
            visible: control.topButtonVisible
            iconSource: DelIcon.PushpinOutlined
            iconSize: 16
            checkable: true
            onClicked: topCallback(checked);
            contentDescription: qsTr("置顶")
        }

        DelCaptionButton {
            id: __minimizeButton
            visible: control.minimizeButtonVisible
            iconSource: DelIcon.LineOutlined
            onClicked: minimizeCallback();
            contentDescription: qsTr("最小化")
        }

        DelCaptionButton {
            id: __maximizeButton
            visible: control.maximizeButtonVisible
            iconSource: targetWindow ? (targetWindow.visibility === Window.Maximized ? DelIcon.SwitcherOutlined : DelIcon.BorderOutlined) : 0
            onClicked: maximizeCallback();
            contentDescription: qsTr("最大化")
        }

        DelCaptionButton {
            id: __closeButton
            visible: control.closeButtonVisible
            iconSource: DelIcon.CloseOutlined
            isError: true
            onClicked: closeCallback();
            contentDescription: qsTr("关闭")
        }
    }

    function addInteractionItem(item) {
        if (windowAgent)
            windowAgent.setHitTestVisible(item, true);
    }

    function removeInteractionItem(item) {
        if (windowAgent)
            windowAgent.setHitTestVisible(item, false);
    }

    RowLayout {
        id: __row
        anchors.fill: parent
        spacing: 0

        DelCaptionButton {
            id: __returnButton
            Layout.alignment: Qt.AlignVCenter
            iconSource: DelIcon.ArrowLeftOutlined
            iconSize: DelTheme.DelCaptionButton.fontSize + 2
            visible: control.returnButtonVisible
            onClicked: returnCallback();
            contentDescription: qsTr("返回")
        }

        Item {
            id: __title
            Layout.fillWidth: true
            Layout.fillHeight: true
            Component.onCompleted: {
                if (windowAgent)
                    windowAgent.setTitleBar(__title);
            }

            Row {
                height: parent.height
                anchors.left: Qt.platform.os === "osx" ? undefined : parent.left
                anchors.leftMargin: Qt.platform.os === "osx" ? 0 : 8
                anchors.verticalCenter: parent.verticalCenter
                anchors.horizontalCenter: Qt.platform.os === "osx" ? parent.horizontalCenter : undefined
                spacing: 5

                Loader {
                    id: __winIconLoader
                    width: 20
                    height: 20
                    anchors.verticalCenter: parent.verticalCenter
                    sourceComponent: winIconDelegate
                }

                Loader {
                    id: __winTitleLoader
                    anchors.verticalCenter: parent.verticalCenter
                    sourceComponent: winTitleDelegate
                }
            }
        }

        Loader {
            Layout.alignment: Qt.AlignVCenter
            width: item ? item.width : 0
            height: item ? item.height : 0
            sourceComponent: winButtonsDelegate
        }
    }

    Accessible.role: Accessible.TitleBar
    Accessible.name: control.contentDescription
    Accessible.description: control.contentDescription
}