public static async Task<bool> AskOkCancel(Page page, string msg, string yesText, string noText)
{
var result = await page.DisplayActionSheet (msg, noText, null, new[]{ yesText });
return result == yesText;
}
public static async Task<IImage> PickImage(Page parent)
{
IImage image = null;
string[] titles = null;
if (_mediaPicker.IsCameraAvailable)
{
titles = new string[] { AppResources.LabelFromCamera, AppResources.LabelFromLibrary };
}
if (titles != null)
{
if (parent != null)
{
var action = await parent.DisplayActionSheet(AppResources.TitlePickImage, AppResources.ButtonCancel, null, titles);
if (action == AppResources.LabelFromCamera)
{
image = await takePicture(true);
}
else if (action == AppResources.LabelFromLibrary)
{
image = await takePicture(false);
}
}
}
else
{
image = await takePicture(false);
}
return image;
}