how to save activity's state in android? -

-

i want know how can save state of page(activity) when come page should in state in left it. eg if checked checkbox in page after leaving page when come checkbox should checked left. in advance

http://mobile.tutsplus.com/tutorials/android/android-application-preferences/

take @ tutorial sharedpreferences

or

http://developer.android.com/reference/android/content/sharedpreferences.html


Comments

Post a Comment

Popular posts from this blog

javascript - Iterate over array and calculate average values of array-parts -

-
i have array this: ["2011-06-16 16:37:20",23.2], ["2011-06-21 16:37:20",35.6], ["2011-06-26 16:37:20",41.8], ["2011-07-01 16:37:20",25], ["2011-07-06 16:37:20",22.8], ["2011-07-11 16:37:20",36.4], ["2011-07-16 16:37:20",34], ["2011-07-21 16:37:20",20] [...] format: [$date,count] now need add 3rd 4th value every array element, average of n counts before or after. example if n=3 the 3rd value should average of 3 count-values before , 4th value should average of 3 count-values after current array element. result that: ["2011-06-16 16:37:20",23.2, null, 34.13], ["2011-06-21 16:37:20",35.6, null, 29.86], ["2011-06-26 16:37:20",41.8, null, 28.06], ["2011-07-01 16:37:20",25, 33.53, 31.06], ["2011-07-06 16:37:20",22.8, 34.13, 30.13], ["2011-07-11 16:37:20",36.4, 29.86, null], ["2011-07-16 16:37:20",34, 28.06, null], ["2...
Read more

iphone - Using nested NSDictionary with Picker -

-
newbie here, i have single component picker set plist, each item being array, multiple strings in each array app uses. currently plist structure this: nsdictionary -> nsarray -> nsstring | | items in picker data each item but now, want: nsdictionary -> nsdictionary -> nsarray -> nsstring | | | different picker data sets items in picker data each item so there multiple sets of picker components show using segmented control etc... i'm not sure if possible, , hoping save me making many different separate picker controllers. what has me stumped getting ingested properly this have now, builds crashes (debug info below): nsbundle *bundle = [nsbundle mainbundle]; nsstring *plistpath = [bundle pathforresource:@"camerasdatabase" oftype:@"plist"]; nsdictionary *dictionary = [[nsdictionary alloc] initwithcontentsoffi...
Read more

objective c - Newbie question -multiple parameters -

-
i trying implement private method takes nsmutabledictionary , player object parameters. private method, place exists in ".m" file. it declared as -(void) incrementscore: (nsmutabledictionary*) scoreboard forplayer: ( player* ) player { and call follows : [ self incrementscore:deucescore forplayer:p]; however,it won't compile - may not response message -incrementscore:forplayer i'm not sure error lies - need declare method in ".h" file, or elsewhere in ".m" file, or have got syntax wrong? the compiler needs find declaration method somewhere before use it. done in 3 way: declare method in (public) @interface class in .h file . declare method in class extension (a semi-private @interface , @ top of .m files). define method somewhere in @implementation before first use of it.
Read more