/*
 * Copyright (C) 2020-2023 Savoir-faire Linux Inc.
 * Author: Mingrui Zhang <mingrui.zhang@savoirfairelinux.com>
 *
 * 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/>.
 */

// Global screen rubber band window component, object variable for creation.
var screenRubberBandWindowComponent
var screenRubberBandWindowObject

var selectAllScreens = false

function createScreenRubberBandWindowObject() {
    if (screenRubberBandWindowObject)
        return
    screenRubberBandWindowComponent = Qt.createComponent(
                "../components/ScreenRubberBand.qml")
    if (screenRubberBandWindowComponent.status === Component.Ready)
        finishCreation()
    else if (screenRubberBandWindowComponent.status === Component.Error)
        console.log("Error loading component:",
                    screenRubberBandWindowComponent.errorString())
}

function finishCreation() {
    screenRubberBandWindowObject = screenRubberBandWindowComponent.createObject()
    if (screenRubberBandWindowObject === null) {
        // Error Handling.
        console.log("Error creating screen rubber band object")
    }

    // Signal connection.
    screenRubberBandWindowObject.onClosing.connect(
                destroyScreenRubberBandWindow)
}

function showScreenRubberBandWindow() {
    screenRubberBandWindowObject.show()
    screenRubberBandWindowObject.setAllScreensGeo()
}

// Destroy and reset screenRubberBandWindowObject when window is closed.
function destroyScreenRubberBandWindow() {
    if (!screenRubberBandWindowObject)
        return
    screenRubberBandWindowObject.destroy()
    screenRubberBandWindowObject = false
}
