ios - iOS7.1 keyboard blur -

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enter image description herei developing app , ran issue. how achieve keyboard background blur 1 in youtubes iphone/ipad app? can't figure out. awesome!

set keyboard appearance property uikeyboardappearancedark.

example

[textfield setkeyboardappearance:uikeyboardappearancealert];

from documentation

// // uikeyboardappearance // typedef ns_enum(nsinteger, uikeyboardappearance) {     uikeyboardappearancedefault,          // default apperance current input method.     uikeyboardappearancedark ns_enum_available_ios(7_0),     uikeyboardappearancelight ns_enum_available_ios(7_0),     uikeyboardappearancealert = uikeyboardappearancedark,  // deprecated };

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