QtMvvmApp.qml

import QtQuick 2.10
import QtQuick.Controls 2.3
import de.skycoder42.QtMvvm.Quick 1.1

ApplicationWindow {
    id: _root
    visible: true
    width: 360
    height: 520

    readonly property alias drawer: _drawerLoader.item
    property bool rootOnlyDrawer: true

    PresenterProgress {
        id: _rootProgress
        z: _rootStack.empty ? 10 : -10
    }

    PresentingStackView {
        id: _rootStack
        anchors.fill: parent
    }

    Loader {
        id: _drawerLoader
        active: false
        asynchronous: false
        sourceComponent: PresentingDrawer {
            id: _rootDrawer

            interactive: !_root.rootOnlyDrawer || _rootStack.depth == 1
        }
    }

    PopupPresenter {
        id: _rootPopup
        rootItem: _root.contentItem
    }

    DialogPresenter {
        id: _rootDialogs
        rootItem: _root.contentItem
    }

    function presentDrawerContent(item) {
        if(!_drawerLoader.item)
            _drawerLoader.active = true;
        return _drawerLoader.item.presentDrawerContent(item);
    }

    function presentItem(item) {
        return _rootStack.presentItem(item);
    }

    function presentPopup(popup) {
        return _rootPopup.presentPopup(popup);
    }

    function showDialog(config, result) {
        return _rootDialogs.showDialog(config, result);
    }

    function toggleDrawer() {
        if(_drawerLoader.item)
            _drawerLoader.item.toggle();
        else
            console.warn("No drawer like view active. Cannot toggle drawer");
    }

    function closeAction() {
        var closed = false;
        if(!closed)
            closed = _rootDialogs.closeAction();
        if(!closed)
            closed = _rootPopup.closeAction();
        if(!closed && _drawerLoader.item)
            closed = _drawerLoader.item.closeAction();
        if(!closed)
            closed = _rootStack.closeAction();
        //if everything was closed -> still accept it
        if(closed && _rootDialogs.emtpy && _rootPopup.empty && _rootStack.empty)
            closed = false;
        return closed;
    }

    Component.onCompleted: QuickPresenter.qmlPresenter = _root

    onClosing: close.accepted = !closeAction();
}