学步园

    //  
    //  CloViewController.m  
    //  MuTableViewTest  
    //  
    //  Created by Cloay on 12-6-26.  
    //  Copyright (c) 2012年 __MyCompanyName__. All rights reserved.  
    //  
      
    #import "CloViewController.h"  
      
    @interface CloViewController ()  
      
    @end  
      
    @implementation CloViewController  
    @synthesize dataArray;  
    @synthesize selectedDic;  
      
    - (IBAction)rightBtnPressed:(id)sender{  
        //显示多选圆圈  
        [cloMableView setEditing:YES animated:YES];  
        rightBtn.title = @"确定";  
        [rightBtn setAction:@selector(rightBtnPressedWithSure:)];  
    }  
      
    - (IBAction)rightBtnPressedWithSure:(id)sender{  
        //do something with selected cells like delete  
    //    NSLog(@"selectedDic------->:%@", self.selectedDic);  
        int count = [self.selectedDic count];  
        if (count > 0 ) {  
            for (int i = 0; i < count; i++) {  
                NSInteger row = [[self.selectedDic objectAtIndex:i] row];  
                [self.dataArray removeObjectAtIndex:row];  
            }  
            //    NSLog(@"self.dataArray:------>:%@", self.dataArray);  
            [cloMableView deleteRowsAtIndexPaths:self.selectedDic withRowAnimation:UITableViewRowAnimationFade];  
            [self.selectedDic removeAllObjects];  
            //    NSLog(@"self.selectedDic--------->:%@", self.selectedDic);  
    //        [cloMableView reloadData];  
            rightBtn.title = @"删除";  
            [rightBtn setAction:@selector(rightBtnPressed:)];  
            [cloMableView setEditing:NO animated:YES];  
        }else {  
            UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"提示" message:@"未选中任何数据!" delegate:self cancelButtonTitle:@"确定" otherButtonTitles:@"重新选择", nil];  
            [alert show];  
            [alert release];  
        }  
    }  
      
    - (void)viewDidLoad  
    {  
        [super viewDidLoad];  
        // Do any additional setup after loading the view, typically from a nib.  
        self.dataArray = [[NSMutableArray alloc] initWithObjects:@"A", @"B", @"C", @"D", @"E", @"F", @"G", @"H", @"I", @"J", @"K", @"L", @"M", nil];  
        self.selectedDic = [[NSMutableArray alloc] init];  
          
        rightBtn = [[UIBarButtonItem alloc] initWithTitle:@"删除" style:UIBarButtonItemStyleBordered target:self action:@selector(rightBtnPressed:)];  
        self.navigationItem.rightBarButtonItem = rightBtn;  
    }  
      
    - (void)viewDidUnload  
    {  
        [super viewDidUnload];  
        // Release any retained subviews of the main view.  
    }  
      
    - (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation  
    {  
        return (interfaceOrientation != UIInterfaceOrientationPortraitUpsideDown);  
    }  
      
    #pragma -mark  
    #pragma tableview data source method  
    - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{  
        return  [self.dataArray count];  
    }  
      
    - (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView{  
        return 1;  
    }  
    #pragma tableView delegate methods  
    - (UITableViewCellEditingStyle)tableView:(UITableView *)tableView editingStyleForRowAtIndexPath:(NSIndexPath *)indexPath{  
        return UITableViewCellEditingStyleDelete | UITableViewCellEditingStyleInsert;  
    }  
      
    - (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath{  
        return YES;  
    }  
    //添加一项  
    - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{  
        if ([rightBtn.title isEqualToString:@"确定"]) {  
            [self.selectedDic addObject:indexPath];  
    //        NSLog(@"Select---->:%@",self.selectedDic);  
        }  
    }  
      
    //取消一项  
    - (void)tableView:(UITableView *)tableView didDeselectRowAtIndexPath:(NSIndexPath *)indexPath{  
        if ([rightBtn.title isEqualToString:@"确定"]) {  
            [self.selectedDic removeObject:indexPath];  
    //        NSLog(@"Deselect---->:%@",self.selectedDic);  
        }  
    }  
      
    //选择后  
    - (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath{  
        //  
    }  
      
    - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{  
        static NSString *tableViewIdentifier = @"TableViewIdentifier";  
        UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:tableViewIdentifier];  
        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:tableViewIdentifier];  
        NSInteger row = [indexPath row];  
        cell.textLabel.text = [self.dataArray objectAtIndex:row];  
        return cell;  
    }  
      
    #pragma mark-  
    #pragma AlertView delegate method  
    - (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex{  
        if (buttonIndex == 0) {  
            rightBtn.title = @"删除";  
            [rightBtn setAction:@selector(rightBtnPressed:)];  
            [cloMableView setEditing:NO animated:YES];  
        }  
    }  
    @end