Wide camera is not supported?

replace in file ZoomControl.qml at line 27:
// old:
// onPositionChanged: {
// if (pressed) {
// var target = initialZoom * Math.pow(5, (initialPos-mouseY)/zoomControl.height);
// target = Math.max(1, Math.min(target, zoomControl.maximumZoom))
// zoomControl.zoomTo(target)
// }
// }
//
// new:
onPositionChanged: {
if (pressed) {
var target = initialZoom * Math.pow(5, (initialPos-mouseY)/zoomControl.height);
// Minimum zoom factor set to 0.5:
target = Math.max(0.5, Math.min(target, zoomControl.maximumZoom))
zoomControl.zoomTo(target)
zoomControl.currentZoom = target
}
}