本文实例为大家分享了ios实现联系人列表功能的具体代码，供大家参考，具体内容如下
按照顺序排列联系人列表，需要引入一些工具(详见demo)：
主要部分代码：
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#import "linkman.h"#import "linkmancell.h"#import "linkmanselectcell.h"#import "pinyin.h"#import "chinesestring.h"@interface linkman ()<uisearchbardelegate,uitextfielddelegate,uitableviewdelegate,uitableviewdatasource>@property (weak, nonatomic) iboutlet uilabel *titlelab; //标题@property (weak, nonatomic) iboutlet uiview *titleview; //标题栏@property (weak, nonatomic) iboutlet uitableview*gtableview; //联系人tv@property (weak, nonatomic) iboutlet uibutton *surebut; //确定@property (nonatomic ,strong) nsmutablearray *gpeoplearr; //一级联系人@property (nonatomic ,strong) nsmutablearray *gmarkkeyarr; //标识@property (nonatomic ,strong) nsmutablearray *glinkmanarr; //二级联系人 @end @implementation linkman@synthesize gtableview;@synthesize gpeoplearr;@synthesize glinkmanarr;@synthesize gmarkkeyarr; -(void)dealloc{ gpeoplearr = nil; gmarkkeyarr = nil;} - (void)viewdidload{ [super viewdidload]; //清空选择联系人 nsuserdefaults *userinfodefaults = [nsuserdefaults standarduserdefaults]; [userinfodefaults setobject:nil forkey:@"linkmanselectlist"]; [userinfodefaults synchronize]; //标题栏 [self ctitlebar]; //右侧选择栏 gmarkkeyarr = [[nsmutablearray alloc] init]; gpeoplearr = [[nsmutablearray alloc] init]; glinkmanarr = [[nsmutablearray alloc] init]; //网络数据请求 [self cnetworklinkman];} //标题栏-(void)ctitlebar{ int ver = [[[uidevice currentdevice] systemversion] intvalue]; float height = 44; if(ver >= 7){ height = 64; } cgrect titlerect = _titleview.frame; titlerect.size.height = height; [_titleview setframe:titlerect]; } //返回- (ibaction)returnaction:(id)sender { //联系人可多选 nsuserdefaults *userinfodefaults = [nsuserdefaults standarduserdefaults]; [userinfodefaults setobject:@"0" forkey:@"linkmanselect"]; [userinfodefaults synchronize]; //二级 if(glinkmanarr.count > 0){ [glinkmanarr removeallobjects]; [_titlelab settext:@"联系人"]; [gtableview reloaddata]; }else{//一级 nsuserdefaults *nonedefaults = [nsuserdefaults standarduserdefaults]; [nonedefaults setobject:@"1" forkey:@"noneproject"]; [nonedefaults synchronize]; [self.navigationcontroller popviewcontrolleranimated:yes ]; }} //按照拼音首字母排序- (nsmutablearray *)getchinesestringarr:(nsmutablearray *)arrtosort { nsmutablearray *chinesestringsarray = [nsmutablearray array]; for(int i = 0; i < [arrtosort count]; i++) { chinesestring *chinesestring=[[chinesestring alloc]init]; nsdictionary *tempdict = (nsdictionary *)[arrtosort objectatindex:i]; chinesestring.string=[nsstring stringwithstring:[tempdict objectforkey:@"name"]]; chinesestring.pid = [nsstring stringwithstring:[tempdict objectforkey:@"id"]]; if(chinesestring.string==nil){ chinesestring.string=@""; } if(![chinesestring.string isequaltostring:@""]){ //join the pinyin nsstring *pinyinresult = [nsstring string]; for(int j = 0;j < chinesestring.string.length; j++) { nsstring *singlepinyinletter = [[nsstring stringwithformat:@"%c", pinyinfirstletter([chinesestring.string characteratindex:j])]uppercasestring]; pinyinresult = [pinyinresult stringbyappendingstring:singlepinyinletter]; } chinesestring.pinyin = pinyinresult; } else { chinesestring.pinyin = @""; } [chinesestringsarray addobject:chinesestring]; // [chinesestring release]; } //sort the chinesestringarr by pinyin 拼音排序 nsarray *sortdescriptors = [nsarray arraywithobject:[nssortdescriptor sortdescriptorwithkey:@"pinyin" ascending:yes]]; [chinesestringsarray sortusingdescriptors:sortdescriptors]; nsmutablearray *arrayforarrays = [nsmutablearray array]; bool checkvalueatindex= no; //flag to check nsmutablearray *temparrforgrouping = nil; [gmarkkeyarr removeallobjects]; for(int index = 0; index < [chinesestringsarray count]; index++) { chinesestring *chinesestr = (chinesestring *)[chinesestringsarray objectatindex:index]; nsmutablestring *strchar= [nsmutablestring stringwithstring:chinesestr.pinyin]; nsstring *sr= [strchar substringtoindex:1]; if(![gmarkkeyarr containsobject:[sr uppercasestring]])//在这里我检查字符是否已经选择头键 { [gmarkkeyarr addobject:[sr uppercasestring]]; temparrforgrouping = [[nsmutablearray alloc] initwithobjects:nil]; checkvalueatindex = no; } if([gmarkkeyarr containsobject:[sr uppercasestring]]) { [temparrforgrouping addobject:[chinesestringsarray objectatindex:index]]; if(checkvalueatindex == no) { [arrayforarrays addobject:temparrforgrouping]; checkvalueatindex = yes; } } } return arrayforarrays;} //数据准备-(nsmutabledictionary *)linkmanaction:(nsmutabledictionary *)listdict{ nsmutablearray *branchpersonarr = [[nsmutablearray alloc] init]; for (int k = 1; k < 20; k ++) { nsmutabledictionary *branchpersondict = [[nsmutabledictionary alloc] init]; nsinteger arcrandom = arc4random()%1000; [branchpersondict setobject:[nsstring stringwithformat:@"%d",arcrandom*k] forkey:@"id"]; [branchpersondict setobject:[nsstring stringwithformat:@"%d",arcrandom*k] forkey:@"name"]; nsmutablearray *brancharr = [[nsmutablearray alloc] init]; for (int i = 1; i < 20; i ++) { nsmutabledictionary *branchdict = [[nsmutabledictionary alloc] init]; nsinteger arcrandom = arc4random()%10000 + 10000; [branchdict setobject:[nsstring stringwithformat:@"%d",arcrandom*i] forkey:@"id"]; [branchdict setobject:[nsstring stringwithformat:@"%d",arcrandom*i] forkey:@"name"]; [branchdict setobject:@"110" forkey:@"phone"]; [branchdict setobject:@"" forkey:@"header"]; [brancharr addobject:branchdict]; } [branchpersondict setobject:brancharr forkey:@"member"]; [branchpersonarr addobject:branchpersondict]; } [listdict setobject:branchpersonarr forkey:@"branch"]; return listdict;} //网络数据请求-(void)cnetworklinkman{ nsmutabledictionary *listdict = [[nsmutabledictionary alloc] init]; listdict = [self linkmanaction:listdict]; nsarray *brancharr = [listdict objectforkey:@"branch"]; nsarray *projectarr; nsmutablearray *temparr = [brancharr mutablecopy]; for (int j = 0; j <projectarr.count; j ++) { nsdictionary *prodict = [projectarr objectatindex:j]; [temparr addobject:prodict]; } //从网络接口获取数据 if(listdict){ //联系人列表 nsuserdefaults *userinfodefaults = [nsuserdefaults standarduserdefaults]; [userinfodefaults setobject:[self chinesestringarr:temparr] forkey:@"linkmanlist"]; [userinfodefaults synchronize]; [gtableview reloaddata]; } }//几组- (nsinteger)numberofsectionsintableview:(uitableview *)atableview { if(glinkmanarr.count > 0){//二级 if(glinkmanarr!=nil && glinkmanarr.count > 0){ glinkmanarr = [self getchinesestringarr:glinkmanarr]; return glinkmanarr.count; } }else{//一级 [_titlelab settext:@"联系人"]; //联系人列表 nsuserdefaults *userinfodefaults = [nsuserdefaults standarduserdefaults]; nsmutablearray *linkmanmarr = [userinfodefaults objectforkey:@"linkmanlist"]; if(linkmanmarr!=nil && linkmanmarr.count > 0){ gpeoplearr = [self getchinesestringarr:linkmanmarr]; return gpeoplearr.count; } } return 0;} //几行- (nsinteger)tableview:(uitableview *)tableview numberofrowsinsection:(nsinteger)section { [_surebut sethidden:yes]; if(glinkmanarr.count > 0){//二级 [_surebut sethidden:no]; nsarray *temp = [glinkmanarr objectatindex:section]; return temp.count; }else{//一级 //联系人列表 nsuserdefaults *userinfodefaults = [nsuserdefaults standarduserdefaults]; nsmutablearray *linkmanmarr = [userinfodefaults objectforkey:@"linkmanlist"]; if(linkmanmarr!=nil && linkmanmarr.count > 0){ //联系人状态 gpeoplearr = [self getchinesestringarr:linkmanmarr]; nsarray *temp = [gpeoplearr objectatindex:section]; return temp.count; } } return 0;}//*字母排序搜索- (nsarray *)sectionindextitlesfortableview:(uitableview *)tableview{ return gmarkkeyarr;}//搜索时显示按索引第几组- (nsinteger)tableview:(uitableview *)tableview sectionforsectionindextitle:(nsstring *)title atindex:(nsinteger)index{ nsinteger count = 0; for(nsstring *character in gmarkkeyarr){ if([character isequaltostring:title]){ return count; } count ++; } return count;}//标头- (nsstring *)tableview:(uitableview *)tableview titleforheaderinsection:(nsinteger)section{ return [gmarkkeyarr objectatindex:section];}//tableview赋值- (uitableviewcell *)tableview:(uitableview *)tableview cellforrowatindexpath:(nsindexpath *)indexpath { //联系人可多选 nsuserdefaults *userinfodefaults = [nsuserdefaults standarduserdefaults]; nsstring *linkmanselect = [userinfodefaults objectforkey:@"linkmanselect"]; if([linkmanselect isequaltostring:@"1"]){ static nsstring *cellidentifier=@"linkmanselectcell"; linkmanselectcell *cell=[tableview dequeuereusablecellwithidentifier:cellidentifier]; if (!cell) { cell = (linkmanselectcell*)[[[nsbundle mainbundle] loadnibnamed:@"linkmanselectcell" owner:nil options:nil] objectatindex:0]; cell.selectionstyle = uitableviewcellselectionstylenone; } cell.backgroundcolor=[uicolor clearcolor]; [cell setclipstobounds:yes]; //二级 if(glinkmanarr.count > 0){ if(glinkmanarr.count > indexpath.section){ nsarray *onegp = [glinkmanarr objectatindex:indexpath.section]; chinesestring *strlinkman = [onegp objectatindex:indexpath.row]; [cell csetvalueid:strlinkman.pid andlinkman:strlinkman.string andbranch:@"" andphonenum:nil]; }else{ [cell csetvalueid:@"" andlinkman:@"" andbranch:@"" andphonenum:nil]; } }else{//一级 if(gpeoplearr.count > indexpath.section){ nsarray *onegp = [gpeoplearr objectatindex:indexpath.section]; chinesestring *strlinkman = [onegp objectatindex:indexpath.row]; [cell csetvalueid:strlinkman.pid andlinkman:strlinkman.string andbranch:@"" andphonenum:nil]; }else{ [cell csetvalueid:@"" andlinkman:@"" andbranch:@"" andphonenum:nil]; } } return cell; }else{ static nsstring *cellidentifier=@"linkmancell"; linkmancell *cell=[tableview dequeuereusablecellwithidentifier:cellidentifier]; if (!cell) { cell = (linkmancell*)[[[nsbundle mainbundle] loadnibnamed:@"linkmancell" owner:nil options:nil] objectatindex:0]; cell.selectionstyle = uitableviewcellselectionstylenone; } cell.backgroundcolor=[uicolor clearcolor]; [cell setclipstobounds:yes]; //二级 if(glinkmanarr.count > 0){ if(glinkmanarr.count > indexpath.section){ nsarray *onegp = [glinkmanarr objectatindex:indexpath.section]; chinesestring *strlinkman = [onegp objectatindex:indexpath.row]; [cell csetvalueid:strlinkman.pid andlinkman:strlinkman.string andbranch:@"" andphonenum:nil]; }else{ [cell csetvalueid:@"" andlinkman:@"" andbranch:@"" andphonenum:nil]; } }else{//一级 if(gpeoplearr.count > indexpath.section){ nsarray *onegp = [gpeoplearr objectatindex:indexpath.section]; chinesestring *strlinkman = [onegp objectatindex:indexpath.row]; [cell csetvalueid:strlinkman.pid andlinkman:strlinkman.string andbranch:@"" andphonenum:nil]; }else{ [cell csetvalueid:@"" andlinkman:@"" andbranch:@"" andphonenum:nil]; } } return cell; }} //选中时执行的操作- (void)tableview:(uitableview *)tableview didselectrowatindexpath:(nsindexpath *)indexpath{ [self.view endediting:yes]; linkmancell *tempcell = (linkmancell *)[tableview cellforrowatindexpath:indexpath]; //二级 if(glinkmanarr.count > 0){ }else{//一级 nsinteger theindex = 0; for (int i = 0; i <= indexpath.section ; i ++) { nsarray *temppeoarr = [gpeoplearr objectatindex:i]; if(i == indexpath.section){ theindex = theindex + indexpath.row; }else{ theindex = theindex + temppeoarr.count; } } //联系人列表 nsuserdefaults *userinfodefaults = [nsuserdefaults standarduserdefaults]; nsmutablearray *linkmanmarr = [userinfodefaults objectforkey:@"linkmanlist"]; nsdictionary *linkmandict; if(linkmanmarr.count > theindex){ linkmandict = [linkmanmarr objectatindex:theindex]; }else{ return; } nsarray *linkarr = [linkmandict objectforkey:@"member"]; if(linkarr.count > 0){ glinkmanarr = [linkarr mutablecopy]; [_titlelab settext:tempcell.glinkman.text]; //联系人可多选 nsuserdefaults *userinfodefaults = [nsuserdefaults standarduserdefaults]; [userinfodefaults setobject:@"1" forkey:@"linkmanselect"]; [userinfodefaults synchronize]; [gtableview reloaddata]; } }} - (cgfloat)tableview:(uitableview *)tableview heightforrowatindexpath:(nsindexpath *)indexpath{ return 44.0;}//uitableviewdelegate,uitableviewdatasource- (uiview *)tableview:(uitableview *)tableview viewforheaderinsection:(nsinteger)section{ uiview *tempview = [[uiview alloc] initwithframe:cgrectmake(cgfloat_min, cgfloat_min, cgfloat_min, 22)]; [tempview setbackgroundcolor:[uicolor colorwithred:248.0/255 green:248.0/255 blue:248.0/255 alpha:1]]; uilabel *titlelab = [[uilabel alloc] initwithframe:cgrectmake(15, 0, 100, 22)]; [titlelab setbackgroundcolor:[uicolor clearcolor]]; if(gmarkkeyarr.count > section){ [titlelab settext:[gmarkkeyarr objectatindex:section]]; }else{ [titlelab settext:@""]; } [titlelab settextcolor:[uicolor colorwithred:34.0/255 green:34.0/255 blue:34.0/255 alpha:1]]; [titlelab setfont:[uifont boldsystemfontofsize:17]]; [tempview addsubview:titlelab]; return tempview;} //按照拼音首字母排序- (nsmutablearray *)chinesestringarr:(nsmutablearray *)arrtosort { nsmutablearray *chinesestringsarray = [nsmutablearray array]; for(int i = 0; i < [arrtosort count]; i++) { chinesestring *chinesestring=[[chinesestring alloc]init]; nsdictionary *tempdict = (nsdictionary *)[arrtosort objectatindex:i]; chinesestring.string=[nsstring stringwithstring:[tempdict objectforkey:@"name"]]; chinesestring.pid = [nsstring stringwithstring:[tempdict objectforkey:@"id"]]; //chinesestring.bid = [nsstring stringwithstring:[tempdict objectforkey:@"bid"]]; if(chinesestring.string==nil){ chinesestring.string=@""; } if(![chinesestring.string isequaltostring:@""]){ //join the pinyin nsstring *pinyinresult = [nsstring string]; for(int j = 0;j < chinesestring.string.length; j++) { nsstring *singlepinyinletter = [[nsstring stringwithformat:@"%c", pinyinfirstletter([chinesestring.string characteratindex:j])]uppercasestring]; pinyinresult = [pinyinresult stringbyappendingstring:singlepinyinletter]; } chinesestring.pinyin = pinyinresult; } else { chinesestring.pinyin = @""; } [chinesestringsarray addobject:chinesestring]; // [chinesestring release]; } //sort the chinesestringarr by pinyin 拼音排序 nsarray *sortdescriptors = [nsarray arraywithobject:[nssortdescriptor sortdescriptorwithkey:@"pinyin" ascending:yes]]; [chinesestringsarray sortusingdescriptors:sortdescriptors]; nsmutablearray *arrayforarrays = [[nsmutablearray alloc]init]; for (int i = 0; i < chinesestringsarray.count ; i ++) { chinesestring *tempchinese = [chinesestringsarray objectatindex:i]; nsstring *chinesename = tempchinese.string; for (int j = 0; j < arrtosort.count ; j ++) { nsdictionary *tempsortdict = [arrtosort objectatindex:j]; nsstring *sortname = [tempsortdict objectforkey:@"name"]; if([chinesename isequaltostring:sortname]){ [arrayforarrays addobject:tempsortdict]; } } } return arrayforarrays;} //确定- (ibaction)sureaction:(id)sender { //已选择联系人 nsuserdefaults *userinfodefaults = [nsuserdefaults standarduserdefaults]; nsmutablearray *selectlist = [userinfodefaults objectforkey:@"linkmanselectlist"]; if(selectlist != nil){ nsstring *messagestr = [nsstring stringwithformat:@"您选择了%d个对象",selectlist.count]; uialertview *alert = [[uialertview alloc] initwithtitle:nil message:messagestr delegate:nil cancelbuttontitle:@"确定" otherbuttontitles:nil, nil]; [alert show]; [userinfodefaults setobject:nil forkey:@"linkmanselectlist"]; [userinfodefaults synchronize]; }} @end |
demo：ios实现联系人列表
示图：
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持服务器之家。
原文链接：https://gamin.blog.csdn.net/article/details/45095799
