protected virtual bool ParseMediaQuery(ItemFactory itemFactory, ITextProvider text, TokenStream tokens)
{
MediaQuery mq = itemFactory.CreateSpecific <MediaQuery>(this);
if (mq.Parse(itemFactory, text, tokens))
{
MediaQueries.Add(mq);
Children.Add(mq);
return(true);
}
return(false);
}
public static void AddMediaQuery(string className, CssParsedUnit cssParsedUnit)
{
string mediaQuery = $"{{ width:{cssParsedUnit} !important; max-width: {cssParsedUnit}; }}";
if (MediaQueries.ContainsKey(className))
{
var mediaQueryCurrent = MediaQueries[className];
if (mediaQueryCurrent.Equals(mediaQuery, StringComparison.InvariantCultureIgnoreCase))
{
return;
}
}
MediaQueries.Add(className, mediaQuery);
}
// https://github.com/mjmlio/mjml/blob/d4c6ea0744e05c928044108c3117c16a9c4110fe/packages/mjml-core/src/helpers/mediaQueries.js
private static string BuildMediaQueriesTags(bool forceOWADesktop = false)
{
if (!MediaQueries.Any())
{
return(string.Empty);
}
StringBuilder sb = new StringBuilder();
sb.Append($@"
<style type=""text/css"">
@media only screen and (min-width:{Breakpoint}) {{
");
foreach (var mediaQuery in MediaQueries)
{
sb.AppendLine($@".{mediaQuery.Key} {mediaQuery.Value}");
}
sb.Append($@"
}}
</style>
");
if (forceOWADesktop)
{
sb.AppendLine($@"<style type=""text/css"">");
foreach (var mediaQuery in MediaQueries)
{
sb.AppendLine($@"[owa] .{mediaQuery.Key} {mediaQuery.Value}");
}
sb.AppendLine($@"</style>");
}
return(sb.ToString());
}
