14.1.479. tablet_qt/resources/camcops/camera_qml/FocusButton.qml

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// FocusButton.qml
// - defines the button that focuses the camera

import QtQuick 2.0
import QtMultimedia 5.0

CameraButton {
    property Camera camera

    onClicked: {
        if (camera.lockStatus === Camera.Unlocked)
            camera.searchAndLock();
        else
            camera.unlock();
    }

    text: {
        if (camera.lockStatus === Camera.Unlocked)
            qsTr("Focus");
        else if (camera.lockStatus === Camera.Searching)
            qsTr("Focusing");
        else
            qsTr("Unlock");
    }
}