Fuzzy Search Uisearchbar

#import "Search_viewcontroller.h"

@interface Search_viewcontroller () <uitableviewdatasource,uitableviewdelegate,uisearchdisplaydelegate, Uisearchbardelegate>

@property (nonatomic,strong) nsarray*dataarr;//data source

@property (Nonatomic,strong) nsarray*resultsarr;//search results

@property (Nonatomic,strong) Uisearchbar*search;

@property (Nonatomic,strong) uisearchdisplaycontroller* searchplay;

@property (Nonatomic,strong) Uitableview*atableview;

@end

@implementation Search_viewcontroller

-(void) viewdidload

{

[Super Viewdidload];

[Email protected] "search";

_dataarr= [[Nsarray alloc]initwithobjects:@ "AAA", @ "abc", @ "Aqq", @ "BDC", @ "GCD", @ "MNB", @ "zzz", nil];

[Self createview];

Do any additional setup after loading the view.

}

-(void) CreateView

{

_atableview= [[UITableView Alloc]initwithframe:cgrectmake (0,0,320,480)];

_atableview.delegate=self;

_atableview.datasource=self;

[Self.view Addsubview:_atableview];

}

#pragma mark-

#pragma Mark Uitableviewdelegate

-(uiview*) TableView: (uitableview*) TableView viewforheaderinsection: (nsinteger) Section

{

_search= [[Uisearchbar Alloc]initwithframe:cgrectmake (0,0,320,40)];

_search.backgroundcolor= [Uicolor Redcolor];

_search.delegate=self;

_search.showscancelbutton=yes;

_search.keyboardtype=uikeyboardtypedefault;

_searchplay= [[Uisearchdisplaycontroller Alloc]initwithsearchbar:self.search contentscontroller:self];

_searchplay.delegate=self;

_searchplay.searchresultsdatasource=self;

_searchplay.searchresultsdelegate=self;

_searchplay.active=no;

return _searchplay.searchbar;

}

-(BOOL) searchbarshouldendediting: (uisearchbar*) Searchbar

{

NSLog (@ "Cancel");

return YES;

}

-(CGFloat) TableView: (uitableview*) TableView heightforheaderinsection: (nsinteger) Section

{

return TableView ==self.searchplay.searchresultstableview?0:40;

}

-(Nsinteger) TableView: (uitableview*) TableView numberofrowsinsection: (Nsinteger) section{

Nsinteger row = 0;

if ([TableView IsEqual:self.searchPlay.searchResultsTableView]) {

row = [Self.resultsarr count];

}else{

row = [Self.dataarr count];

}

return row;

}

-(uitableviewcell*) TableView: (uitableview*) TableView Cellforrowatindexpath: (nsindexpath*) Indexpath

{

static NSString *cellidentifier [email protected] "Cell";

Uitableviewcell*cell = [TableView dequeuereusablecellwithidentifier:cellidentifier];

if (!cell) {

cell = [[UITableViewCell alloc]initwithstyle:uitableviewcellstyledefault reuseidentifier:cellidentifier];

}

if ([TableView IsEqual:self.searchPlay.searchResultsTableView]) {

cell.textlabel.text= [Self.resultsarr ObjectAtIndex:indexPath.row];

}else{

cell.textlabel.text= [Self.dataarr ObjectAtIndex:indexPath.row];

}

return cell;

}

#pragma mark-

#pragma Mark Uisearchdisplaycontrollerdelegate

Text is the input literal, scope is the search scope

-(void) SearchText: (nsstring*) Text andwithscope: (nsstring*) scope

{

Contains is a string comparison operator,

Nspredicate*result = [Nspredicate predicatewithformat:@ "self contains[cd]%@", text];

self.resultsarr= [Self.dataarr Filteredarrayusingpredicate:result];

}

-(BOOL) Searchdisplaycontroller: (uisearchdisplaycontroller*) controller shouldreloadtableforsearchstring: ( nsstring*) searchstring

{

SearchString is the text that is entered

Return result data read search scope in selection

Nsarray*searscope = [Self.searchPlay.searchBar scopebuttontitles];//array Range

[Self searchtext:searchstring andwithscope:[searscope Objectatindex:[self.searchplay.searchbar Selectedscopebuttonindex]];

return YES;

}

-(BOOL) Searchdisplaycontroller: (uisearchdisplaycontroller*) controller shouldreloadtableforsearchscope: ( Nsinteger) searchoption

{

Nsstring*inputtext =self.searchplay.searchbar.text;//Search for input text

Nsarray*searscope = [Self.searchPlay.searchBar scopebuttontitles];//Soso Range

[Self searchtext:inputtext andwithscope:[searscope objectatindex:searchoption];

return YES;

}

Fuzzy Search Uisearchbar