ios - Change alpha of imageview of UIButton -


is there way change alpha of uibutton's imageview? tried subclassing uibutton , below code, doesn't work.

self.imageview.alpha = 0.0;

i know can done adding external uiimageview subview uibutton want know if possible without it. thanks!

to conclude comments on both other answers: subclassing and/or adding uiimageview simplest choice archieve persistent, reliant behaviour.


Comments

Post a Comment

Popular posts from this blog

authentication - Mongodb revoke acccess to connect test database -

i have ec2 instance mongodb 3.2.0 installed. have user admin access. can connect user , perform operation remotely. 1 can connect database test remote if knows ip mongo 11.11.11.11. although not able make operations, want restrict access user credentials can connect server. first need create users , grant roles users, example: use admin db.createuser( { user: "myuseradmin", pwd: "abc123", roles: [ { role: "useradminanydatabase", db: "admin" } ] } ) then need start server --auth parameter mongod --auth more information here
Read more

python - GitPython: check if git is available -

gitpython depends on having command line version of git installed (otherwise, issue in question: oserror: [errno 2] no such file or directory on gitpython ). is there way gitpython api check if executable found, or, need wrap gitpython calls in exception handling account possibility? i don't particularly recommend this, did @ least once: try 1 git command while catching oserror case see if can run git (and running it, capture git version number well, in case). if git fails run, complain , disable further invocations of git (or exit or whatever). if not, assume further invocations continue work.
Read more

Receive udp packets in android gstreamer -

i using eclipse juno in windows 7. doing programming on android 4.2 platform. want receive udp packets in gstreamer application. giving uri udp://127.0.0.1:1234 , sending file vlc player same computer. emulator giving message could not get/set setting from/on resource while in case of rtp, giving message no uri implementer found rtp ideas how receive streaming media in android?
Read more