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[IOS]用户聊天界面_oc 聊天界面

作者：小丑西瓜9 | 2024-05-31 12:26:12

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oc 聊天界面

用户聊天界面

Demo:http://download.csdn.net/detail/u012881779/8613413

部分代码：

  1.  
  2. @interface ProcessMessage ()<UITextViewDelegate,UITableViewDataSource,UITableViewDelegate,UIImagePickerControllerDelegate,UINavigationControllerDelegate >
  3.  
  4. @property (nonatomic) float     gKeyBoardH; 
  5. @property (nonatomic) CGRect    gTVrect;
  6. @property (weak, nonatomic) IBOutlet UIView     *gSendV;         //发送栏视图
  7. @property (weak, nonatomic) IBOutlet UIButton   *gSendBut;       //发送
  8. @property (weak, nonatomic) IBOutlet UITextView *gImputTxtV;     //输入框
  9. @property (weak, nonatomic) IBOutlet UITableView *gProcessTV;    //消息TV
  10. @property (strong, nonatomic) NSMutableArray    *gCellHeightArr ;//cell高
  11. @property (strong, nonatomic) NSMutableArray    *gMessageInfo;   //消息内容
  12. @property (strong, nonatomic) VoiceInfo         *gVoice;         //语音
  13. @property (strong, nonatomic) PictureInfo       *gPicture;       //图片
  14. @property (strong, nonatomic) NSString          *gMyObjectID;    //自己的ID
  15. @property (strong, nonatomic) NSString          *gObjectID;      //交谈对象ID
  16. @property (strong, nonatomic) NSString          *gUserid;        //自己ID
  17. @property (strong, nonatomic) AudioRecord       *mAudioRecord;
  18. @property (strong, nonatomic) AVAudioPlayer     *gAudioPlayer;
  19. @property (strong, nonatomic) ProcessAudioPlay  *gProcessAPlayer;
  20. @property (strong, nonatomic) IBOutlet UIView *uploadView;      //加载更多视图
  21. @property (strong, nonatomic) IBOutlet UIView *uploadNilView;   //表尾为空
  22. @property (weak, nonatomic) IBOutlet UIButton *tapLoadBut;      //点击加载But
  23. @property (weak, nonatomic) IBOutlet UIView *loadingView;       //加载View
  24. @property (weak, nonatomic) IBOutlet UILabel *titleLab;
  25. @property (nonatomic) NSInteger leftPageNum;
  26.  
  27. @end
  28.  
  29. @implementation ProcessMessage
  30.  
  31. - (void)viewDidLoad
  32. {
  33.     [super viewDidLoad];
  34.     [self.view setFrame:[[UIScreen mainScreen] bounds]];
  35.  
  36.     if(!self.gCellHeightArr){
  37.         self.gCellHeightArr = [[NSMutableArray alloc] init];
  38.     }
  39.     if(!self.gMessageInfo){
  40.         self.gMessageInfo = [[NSMutableArray alloc] init];
  41.     }
  42.     
  43.     [_gProcessTV setTransform:CGAffineTransformMakeRotation(M_PI)];
  44.     [_gProcessTV setTableFooterView:_uploadView];
  45.     [_uploadView setTransform:CGAffineTransformMakeRotation(M_PI)];
  46.     
  47.     //参数设置
  48.     _leftPageNum = 1;
  49.     _gMyObjectID = @"50";
  50.     _gUserid = @"50";
  51.     _gObjectID = @"60";
  52.     
  53.     //消息TableView
  54.     [self cMessageTableView];
  55.     
  56.     //消息发送栏
  57.     [self cMessageSend:40];
  58.     
  59.     //增加监听，当键盘出现或改变时收出消息
  60.     [[NSNotificationCenter defaultCenter] addObserver:self
  61.                                              selector:@selector(keyboardWillShow:)
  62.                                                  name:UIKeyboardWillShowNotification
  63.                                                object:nil];
  64.     //增加监听，当键退出时收出消息
  65.     [[NSNotificationCenter defaultCenter] addObserver:self
  66.                                              selector:@selector(keyboardWillHide:)
  67.                                                  name:UIKeyboardWillHideNotification
  68.                                             object:nil];
  69.     
  70. }
  71.  
  72. //消息TableView
  73. -(void)cMessageTableView{
  74.     self.gTVrect = _gProcessTV.frame;
  75.     [_gProcessTV setSeparatorStyle:NO];
  76. }
  77.  
  78. //消息发送栏
  79. -(void)cMessageSend:(float)sendVH{
  80.     if(sendVH < 40){
  81.         sendVH = 40;
  82.     }else if(sendVH > 100){
  83.         sendVH = 100;
  84.     }
  85.     if(sendVH == 60 || sendVH == 78){
  86.         [_gImputTxtV setContentOffset:CGPointMake(0, 0) animated:YES];
  87.     }
  88.     
  89.     //消息发送栏高度动态调整
  90.     CGRect sendViewRect = _gSendV.frame;
  91.     sendViewRect.origin.y = sendViewRect.origin.y - (sendVH-sendViewRect.size.height);
  92.     sendViewRect.size.height = sendVH;
  93.     [UIView animateWithDuration:0.2 animations:^{
  94.         [_gSendV setFrame:sendViewRect];
  95.     } completion:^(BOOL finished){}];
  96.     
  97.     //tablevie高度适配
  98.     CGRect tvRect = _gProcessTV.frame;
  99.     float tvHeight = _gSendV.frame.origin.y - tvRect.origin.y;
  100.     tvRect.size.height = tvHeight;
  101.     [_gProcessTV setFrame:tvRect];
  102.     
  103.     //发送按钮状态
  104.     BOOL judge = 0;
  105.     for (int i = 0; i < [_gImputTxtV.text length]; i ++) {
  106.         NSString *str = [_gImputTxtV.text substringWithRange:NSMakeRange(i, 1)];
  107.         if(![str isEqualToString:@" "]){
  108.             if(![str isEqualToString:@"\n"]){
  109.                 judge = 1;
  110.             }
  111.         }
  112.     }
  113.     if(judge){
  114.         [_gSendBut setBackgroundImage:[UIImage imageNamed:@"蓝按钮.png"] forState:UIControlStateNormal];
  115.         [_gSendBut setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];
  116.     }else{
  117.         [_gSendBut setBackgroundImage:[UIImage imageNamed:@"发送按钮.png"] forState:UIControlStateNormal];
  118.         [_gSendBut setTitleColor:[UIColor grayColor] forState:UIControlStateNormal];
  119.     }
  120.     
  121.     //输入框
  122.     [_gImputTxtV.layer setCornerRadius:5];
  123.     [_gImputTxtV.layer setBorderWidth:1];
  124.     [_gImputTxtV.layer setBorderColor:[[UIColor colorWithRed:228.0/255 green:228.0/255 blue:228.0/255 alpha:1] CGColor] ];
  125.     
  126. }
  127.  
  128. //发送消息button关联事件
  129. - (IBAction)downTapAction:(id)sender {
  130.     UIButton *tempBut = (UIButton *)sender;
  131.     if(tempBut.tag == 4100){
  132.         //语音
  133.         if(!_gVoice){
  134.             NSArray* array = [[NSBundle mainBundle] loadNibNamed:@"VoiceInfo" owner:nil options:nil];
  135.             _gVoice = (VoiceInfo*)[array objectAtIndex:0];
  136.             //关联事件
  137.             [_gVoice.but0 addTarget:self action:@selector(gCancelVoice:) forControlEvents:UIControlEventTouchUpInside];
  138.             [_gVoice.but1 addTarget:self action:@selector(gVoiceDown:) forControlEvents:UIControlEventTouchDown];
  139.             [_gVoice.but1 addTarget:self action:@selector(gVoiceInside:) forControlEvents:UIControlEventTouchUpInside];
  140.             [_gVoice.but1 addTarget:self action:@selector(gVoiceOutside:) forControlEvents:UIControlEventTouchUpOutside];
  141.         }
  142.         [_gVoice setFrame:[[UIScreen mainScreen] bounds]];
  143.         CGRect tempPicRect = _gVoice.gViewOne.frame;
  144.         tempPicRect.origin.y = [[UIScreen mainScreen] bounds].size.height - tempPicRect.size.height;
  145.         _gVoice.gViewOne.frame = tempPicRect;
  146.         
  147.         CGRect rectOne = _gVoice.frame;
  148.         CGRect rectTwo = self.view.frame;
  149.         float changeF = rectTwo.size.height - rectOne.size.height;
  150.         rectOne.origin.y = changeF;
  151.         [_gVoice setFrame:rectOne];
  152.         [self.view addSubview:_gVoice];
  153.         CGRect tempRect = _gVoice.frame;
  154.         CGRect tempRectOne = tempRect;
  155.         tempRectOne.origin.y = self.view.frame.size.height;
  156.         [_gVoice setFrame:tempRectOne];
  157.         //动画
  158.         [_gVoice setAlpha:0];
  159.         [_gVoice.gViewOne setAlpha:0];
  160.         [_gVoice.gImgV setAlpha:0];
  161.         [UIView animateWithDuration:0.3 animations:^{
  162.             [_gVoice setFrame:tempRect];
  163.             [_gVoice setAlpha:1];
  164.             [_gVoice.gViewOne setAlpha:1];
  165.             [_gVoice.gImgV setAlpha:0.2];
  166.         } completion:^(BOOL finished){}];
  167.         [self cReturnLocation];
  168.         
  169.     }else if(tempBut.tag == 4101){
  170.         //图片
  171.         if(!_gPicture){
  172.             NSArray* array = [[NSBundle mainBundle] loadNibNamed:@"PictureInfo" owner:nil options:nil];
  173.             _gPicture = (PictureInfo*)[array objectAtIndex:0];
  174.             //关联事件
  175.             [_gPicture.but0 addTarget:self action:@selector(gCancel:) forControlEvents:UIControlEventTouchUpInside];
  176.             [_gPicture.but1 addTarget:self action:@selector(gPlot:) forControlEvents:UIControlEventTouchUpInside];
  177.             [_gPicture.but2 addTarget:self action:@selector(gPlot:) forControlEvents:UIControlEventTouchUpInside];
  178.             [_gPicture.but3 addTarget:self action:@selector(gPlot:) forControlEvents:UIControlEventTouchUpInside];
  179.         }
  180.         [_gPicture setFrame:[[UIScreen mainScreen] bounds]];
  181.         CGRect tempPicRect = _gPicture.gViewOne.frame;
  182.         tempPicRect.origin.y = [[UIScreen mainScreen] bounds].size.height - tempPicRect.size.height;
  183.         _gPicture.gViewOne.frame = tempPicRect;
  184.         
  185.         CGRect rectOne = _gPicture.frame;
  186.         CGRect rectTwo = self.view.frame;
  187.         float changeF = rectTwo.size.height - rectOne.size.height;
  188.         rectOne.origin.y = changeF;
  189.         [_gPicture setFrame:rectOne];
  190.         [self.view addSubview:_gPicture];
  191.         CGRect tempRect = _gPicture.frame;
  192.         CGRect tempRectOne = tempRect;
  193.         tempRectOne.origin.y = self.view.frame.size.height;
  194.         [_gPicture setFrame:tempRectOne];
  195.         //动画
  196.         [_gPicture setAlpha:0];
  197.         [_gPicture.gViewOne setAlpha:0];
  198.         [_gPicture.gImgV setAlpha:0];
  199.         [UIView animateWithDuration:0.3 animations:^{
  200.             [_gPicture setFrame:tempRect];
  201.             [_gPicture setAlpha:1];
  202.             [_gPicture.gViewOne setAlpha:1];
  203.             [_gPicture.gImgV setAlpha:0.2];
  204.         } completion:^(BOOL finished){}];
  205.         [self cReturnLocation];
  206.         
  207.     //文本
  208.     }else if(tempBut.tag == 4102){
  209.         //发送
  210.         BOOL judge = 0;
  211.         for (int i = 0; i < [_gImputTxtV.text length]; i ++) {
  212.             NSString *str = [_gImputTxtV.text substringWithRange:NSMakeRange(i, 1)];
  213.             if(![str isEqualToString:@" "]){
  214.                 if(![str isEqualToString:@"\n"]){
  215.                     judge = 1;
  216.                 }
  217.             }
  218.         }
  219.         if(judge){
  220.             long int temptime = [self cNowTimestamp ];
  221.             //消息发送时 立即插入数据库
  222.             [self cInsertLibaryWithID:temptime andContent:_gImputTxtV.text andType:1 andFileinfo:0];
  223.         }else{
  224.         }
  225.         [self.gCellHeightArr removeAllObjects];
  226.         [_gProcessTV reloadData];
  227.         _gImputTxtV.text = nil;
  228.     }
  229.     [self cMessageSend:40];
  230.     [_gProcessTV setContentOffset:CGPointMake(0, 0)];
  231.  
  232. }
  233.  
  234. //图片发送
  235. - (void)gCancel:(id)sender{
  236.     CGRect tempRect = _gPicture.gViewOne.frame;
  237.     tempRect.origin.y = _gPicture.frame.size.height;
  238.     //动画
  239.     [UIView animateWithDuration:0.35 animations:^{
  240.         [_gPicture.gViewOne setFrame:tempRect];
  241.         [_gPicture.gViewOne setAlpha:0];
  242.         [_gPicture.gImgV setAlpha:0];
  243.     } completion:^(BOOL finished){
  244.         [_gPicture removeFromSuperview];
  245.     }];
  246. }
  247.  
  248. - (void)gPlot:(id)sender{
  249.     NSInteger tag = [sender tag];
  250.     CGFloat height = [UIScreen mainScreen].bounds.size.height;
  251.     UIView* subview = (UIView*)[self.view viewWithTag:135];
  252.     CGRect rect = subview.frame;
  253.     rect.origin.y = 1.0*height;
  254.     
  255.     [UIView animateWithDuration:0.2 delay:0.0 options:UIViewAnimationOptionCurveEaseIn animations:^{
  256.         _gPicture.alpha = 0.0;
  257.         subview.frame = rect;
  258.     } completion:^(BOOL finished) {
  259.         if (finished) {
  260.             [_gPicture removeFromSuperview];
  261.             if (tag == 13) {//拍照
  262.                 [self presentImageViewControllerWithCameraAvailable:1];
  263.             } else if (tag == 15) {//我的标绘
  264.                
  265.             } else {//手机相册
  266.                 [self presentImageViewControllerWithCameraAvailable:0];
  267.             }
  268.         }
  269.     }];
  270. }
  271.  
  272. - (void)presentImageViewControllerWithCameraAvailable:(NSUInteger)isAvaiable
  273. {
  274.     UIImagePickerController *pickerController = [[UIImagePickerController alloc] init];
  275.     pickerController.delegate = self;
  276.     if (isAvaiable == 1) {
  277.         if (![UIImagePickerController isCameraDeviceAvailable:UIImagePickerControllerCameraDeviceFront]) {
  278.             UIAlertView* alertView =
  279.             [[UIAlertView alloc] initWithTitle:nil
  280.                                        message:@"设备不支持拍照"
  281.                                       delegate:nil
  282.                              cancelButtonTitle:@"确定"
  283.                              otherButtonTitles: nil];
  284.             [alertView show];
  285.             return;
  286.         }
  287.         
  288.         pickerController.sourceType = UIImagePickerControllerSourceTypeCamera;
  289.     } else {
  290.         pickerController.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
  291.     }
  292.     pickerController.modalTransitionStyle = UIModalTransitionStyleCrossDissolve;
  293.     [self presentViewController:pickerController animated:YES completion:NULL];
  294.     
  295. }
  296.  
  297. #pragma mark - UIImagePickerControllerDelegate
  298. - (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info
  299. {
  300.     UIImage *sourceImage = (UIImage *)[info valueForKey:UIImagePickerControllerOriginalImage];
  301.     if (sourceImage == nil) {
  302.         NSURL *imageURL = [info valueForKey:UIImagePickerControllerReferenceURL];
  303.         ALAssetsLibraryAssetForURLResultBlock resultblock = ^(ALAsset *asset)
  304.         {
  305.             ALAssetRepresentation *representation = [asset defaultRepresentation];
  306.             UIImage *originalImage = [UIImage imageWithCGImage:[representation fullResolutionImage]];
  307.             NSData* data = UIImageJPEGRepresentation(originalImage, 0.8);
  308.             if (data) {
  309.                 NSString* filePath = [NSString stringWithFormat:@"%ld", (long)[[NSDate date] timeIntervalSince1970]];
  310.                 filePath = [filePath stringFromMD5];
  311.                 NSString* fileItem = [NSString stringWithFormat:@"%@_P.jpg",filePath];
  312.                 NSString* picPath = [self getUserMessagePictureFileSavePath];
  313.                 picPath = [picPath stringByAppendingPathComponent:fileItem];
  314.                 if (![[NSFileManager defaultManager] fileExistsAtPath:picPath]) {
  315.                     BOOL bSuccess = [[NSFileManager defaultManager] createFileAtPath:picPath contents:data attributes:NULL];
  316.                     if (bSuccess) {
  317.                         [self cPicPicChioce:picPath];
  318.                     }
  319.                 }
  320.             } else {
  321.                 UIAlertView* alertView =
  322.                 [[UIAlertView alloc] initWithTitle:nil
  323.                                            message:@"图片已损坏"
  324.                                           delegate:nil
  325.                                  cancelButtonTitle:@"确定"
  326.                                  otherButtonTitles: nil];
  327.                 [alertView show];
  328.             }
  329.             [picker dismissViewControllerAnimated:YES completion:NULL];
  330.         };
  331.         ALAssetsLibrary* assetslibrary = [[ALAssetsLibrary alloc] init];
  332.         [assetslibrary assetForURL:imageURL
  333.                        resultBlock:resultblock
  334.                       failureBlock:nil];
  335.     } else {
  336.         NSData* data = UIImageJPEGRepresentation(sourceImage, 0.8);
  337.         NSString* filePath = [NSString stringWithFormat:@"%ld", (long)[[NSDate date] timeIntervalSince1970]];
  338.         filePath = [filePath stringFromMD5];
  339.         NSString* fileItem = [NSString stringWithFormat:@"%@_P.jpg",filePath];
  340.         NSString* picPath = [self getUserMessagePictureFileSavePath];
  341.         picPath = [picPath stringByAppendingPathComponent:fileItem];
  342.         if (![[NSFileManager defaultManager] fileExistsAtPath:picPath]) {
  343.             BOOL bSuccess = [[NSFileManager defaultManager] createFileAtPath:picPath contents:data attributes:NULL];
  344.             if (bSuccess) {
  345.                 [self cPicPicChioce:picPath];
  346.             }
  347.         }
  348.         [picker dismissViewControllerAnimated:YES completion:NULL];
  349.     }
  350. }
  351.  
  352. -(void)cPicPicChioce:(NSString *)picPath{
  353.     if(picPath){
  354.         [self cMessageTableView];
  355.         long int temptime = [self cNowTimestamp];
  356.         //消息发送时 立即插入数据库
  357.         [self cInsertLibaryWithID:temptime andContent:picPath andType:2 andFileinfo:0];
  358.         [_gProcessTV reloadData];
  359.     }
  360. }
  361.  
  362. - (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker
  363. {
  364.     [picker dismissViewControllerAnimated:YES completion:NULL];
  365. }
  366.  
  367. //标绘图片1
  368. -(void)didEndCell:(NSInteger)mid path:(NSString*)path controller:(UIViewController *)VC
  369. {
  370.     if (path.length != 0) {
  371.         //消息中心，选择图片复制
  372.         UIImage *sourceImage = (UIImage *)[UIImage imageWithContentsOfFile:path];
  373.         NSData* data = UIImageJPEGRepresentation(sourceImage, 0.8);
  374.         NSString* filePath = [NSString stringWithFormat:@"%ld", (long)[[NSDate date] timeIntervalSince1970]];
  375.         filePath = [filePath stringFromMD5];
  376.         NSString* fileItem = [NSString stringWithFormat:@"%@_P.jpg",filePath];
  377.         NSString* picPath = [self getUserMessagePictureFileSavePath];
  378.         picPath = [picPath stringByAppendingPathComponent:fileItem];
  379.         if (![[NSFileManager defaultManager] fileExistsAtPath:picPath]) {
  380.             BOOL bSuccess = [[NSFileManager defaultManager] createFileAtPath:picPath contents:data attributes:NULL];
  381.             if (bSuccess) {
  382.                 if(picPath){
  383.                     long int temptime = [self cNowTimestamp];
  384.                     //消息发送时 立即插入数据库
  385.                     [self cInsertLibaryWithID:temptime andContent:picPath andType:2 andFileinfo:0];
  386.                     [_gProcessTV reloadData];
  387.                 }
  388.             }
  389.         }
  390.     }
  391. }
  392.  
  393. //语音
  394. //录音被取消
  395. - (void)gCancelVoice:(id)sender{
  396.     CGRect tempRect = _gVoice.gViewOne.frame;
  397.     tempRect.origin.y = _gVoice.frame.size.height;
  398.     [UIView animateWithDuration:0.35 animations:^{
  399.         [_gVoice.gViewOne setFrame:tempRect];
  400.         [_gVoice.gViewOne setAlpha:0];
  401.         [_gVoice.gImgV setAlpha:0];
  402.     } completion:^(BOOL finished){
  403.         [_gVoice removeFromSuperview];
  404.     }];
  405. }
  406.  
  407. //录音开始
  408. - (void)gVoiceDown:(id)sender{
  409.     if (![AudioRecord hasMicphone]) {
  410.         UIAlertView* alertView =
  411.         [[UIAlertView alloc] initWithTitle:nil
  412.                                    message:@"设备不支持录音"
  413.                                   delegate:nil
  414.                          cancelButtonTitle:@"确定"
  415.                          otherButtonTitles: nil];
  416.         [alertView show];
  417.         return;
  418.     }
  419.     if ([AudioRecord isMuted]) {
  420.         UIAlertView* alertView =
  421.         [[UIAlertView alloc] initWithTitle:nil
  422.                                    message:@"设备处于静音状态，请调高音量"
  423.                                   delegate:nil
  424.                          cancelButtonTitle:@"确定"
  425.                          otherButtonTitles: nil];
  426.         [alertView show];
  427.         return;
  428.     }
  429.     if ([[self fetchSystemVersion] floatValue] >= 7.0) {
  430.         //麦克风授权
  431.         [[AVAudioSession sharedInstance] requestRecordPermission:^(BOOL granted) {
  432.             if (granted) {
  433.                 NSString* filePath = [NSString stringWithFormat:@"%ld", (long)[[NSDate date] timeIntervalSince1970]];
  434.                 filePath = [filePath stringFromMD5];
  435.                 NSString* fileItem = [NSString stringWithFormat:@"%@_A.caf",filePath];
  436.                 NSString* audioPath = [self getUserMessageAudioFileSavePath];
  437.                 audioPath = [audioPath stringByAppendingPathComponent:fileItem];
  438.                 if(!self.mAudioRecord){
  439.                     self.mAudioRecord = [[AudioRecord alloc] init];
  440.                 }
  441.                 [self.mAudioRecord startRecordWithPath:audioPath];
  442.             } else {
  443.                 UIAlertView* alertView =
  444.                 [[UIAlertView alloc] initWithTitle:nil
  445.                                            message:@"用户不允许使用麦克风"
  446.                                           delegate:nil
  447.                                  cancelButtonTitle:@"确定"
  448.                                  otherButtonTitles: nil];
  449.                 [alertView show];
  450.                 return;
  451.             }
  452.         }];
  453.     } else {
  454.         NSString* filePath = [NSString stringWithFormat:@"%ld", (long)[[NSDate date] timeIntervalSince1970]];
  455.         filePath = [filePath stringFromMD5];
  456.         NSString* fileItem = [NSString stringWithFormat:@"%@_A.caf",filePath];
  457.         NSString* audioPath = [self getUserMessageAudioFileSavePath];
  458.         audioPath = [audioPath stringByAppendingPathComponent:fileItem];
  459.         if(!self.mAudioRecord){
  460.             self.mAudioRecord = [[AudioRecord alloc] init];
  461.         }
  462.         [self.mAudioRecord startRecordWithPath:audioPath];
  463.     }
  464. }
  465.  
  466. //录音结束
  467. - (void)gVoiceInside:(id)sender{
  468.     [self.mAudioRecord stopRecord];
  469.     CGFloat height = [UIScreen mainScreen].bounds.size.height;
  470.     UIView* subview = (UIView*)[_gVoice.gViewOne viewWithTag:125];
  471.     CGRect rect = subview.frame;
  472.     rect.origin.y = 1.0*height;
  473.     [UIView animateWithDuration:0.2 delay:0.0 options:UIViewAnimationOptionCurveEaseIn animations:^{
  474.         _gVoice.alpha = 0.0;
  475.         subview.frame = rect;
  476.     } completion:^(BOOL finished) {
  477.         if (finished) {
  478.             [_gVoice removeFromSuperview];
  479.         }
  480.     }];
  481.     
  482.     if (self.mAudioRecord.recordTime < 0.5f) {//录音时间太短了
  483.         if ([[NSFileManager defaultManager] fileExistsAtPath:self.mAudioRecord.recordPath]) {
  484.             [[NSFileManager defaultManager] removeItemAtPath:self.mAudioRecord.recordPath error:NULL];
  485.         }
  486.         self.mAudioRecord = nil;
  487.         UIAlertView* alertView =
  488.         [[UIAlertView alloc] initWithTitle:nil
  489.                                    message:@"录音时间太短了"
  490.                                   delegate:nil
  491.                          cancelButtonTitle:@"确定"
  492.                          otherButtonTitles: nil];
  493.         [alertView show];
  494.         return;
  495.     } else if (self.mAudioRecord.averagePower < -40.0) {//小于-40分贝，表示没有说话
  496.         if ([[NSFileManager defaultManager] fileExistsAtPath:self.mAudioRecord.recordPath]) {
  497.             [[NSFileManager defaultManager] removeItemAtPath:self.mAudioRecord.recordPath error:NULL];
  498.         }
  499.         self.mAudioRecord = nil;
  500.         UIAlertView* alertView =
  501.         [[UIAlertView alloc] initWithTitle:nil
  502.                                    message:@"你的声音太小了"
  503.                                   delegate:nil
  504.                          cancelButtonTitle:@"确定"
  505.                          otherButtonTitles: nil];
  506.         [alertView show];
  507.         return;
  508.     }
  509.     
  510.     NSString* destPath = self.mAudioRecord.recordPath;
  511.     destPath = [destPath substringToIndex:destPath.length-6];
  512.     //储存路径
  513.     NSString* path = [NSString stringWithFormat:@"%@_%d_A.caf", destPath, (int)self.mAudioRecord.recordTime+1];
  514.     if (![[NSFileManager defaultManager] fileExistsAtPath:path]) {
  515.         BOOL bSuccess = [[NSFileManager defaultManager] copyItemAtPath:self.mAudioRecord.recordPath toPath:path error:NULL];
  516.         if (bSuccess) {
  517.             [[NSFileManager defaultManager] removeItemAtPath:self.mAudioRecord.recordPath error:NULL];
  518.         }
  519.     }
  520.     self.mAudioRecord = nil;
  521.     //.caf转换为.mp3
  522.     NSString *voiPathMP3 = [self audio_PCMtoMP3:path];
  523.     if(voiPathMP3){
  524.         _gProcessAPlayer = [ProcessAudioPlay sharedProcessAudioPlayAction];
  525.         [_gProcessAPlayer cPlayerData:voiPathMP3];
  526.         _gAudioPlayer = [_gProcessAPlayer gAudioPlayer];
  527.         NSInteger voiInt = _gAudioPlayer.duration;//语音时间
  528.         if(voiInt < 1){
  529.             voiInt = 1;
  530.         }
  531.         long int temptime = [self cNowTimestamp];
  532.         //消息发送时 立即插入数据库
  533.         [self cInsertLibaryWithID:temptime andContent:voiPathMP3 andType:3 andFileinfo:voiInt];
  534.  
  535.         [_gProcessTV reloadData];
  536.         
  537.     }
  538. }
  539. //录音被取消
  540. - (void)gVoiceOutside:(id)sender{
  541.     [self.mAudioRecord cancelRecord];
  542.     self.mAudioRecord = nil;
  543.     CGFloat height = [UIScreen mainScreen].bounds.size.height;
  544.     UIView* subview = (UIView*)[_gVoice.gViewOne viewWithTag:125];
  545.     CGRect rect = subview.frame;
  546.     rect.origin.y = 1.0*height;
  547.     [UIView animateWithDuration:0.2 delay:0.0 options:UIViewAnimationOptionCurveEaseIn animations:^{
  548.         _gVoice.alpha = 0.0;
  549.         subview.frame = rect;
  550.     } completion:^(BOOL finished) {
  551.         if (finished) {
  552.             [_gVoice removeFromSuperview];
  553.         }
  554.     }];
  555.     UIAlertView* alertView =
  556.     [[UIAlertView alloc] initWithTitle:nil
  557.                                message:@"录音被取消了"
  558.                               delegate:nil
  559.                      cancelButtonTitle:@"确定"
  560.                      otherButtonTitles: nil];
  561.     [alertView show];
  562. }
  563. //.caf转换为.mp3
  564. -(NSString *)audio_PCMtoMP3:(NSString *)cafPath{
  565.     NSString *cafFilePath = cafPath;
  566.     NSMutableString *changeName = [cafFilePath mutableCopy];
  567.     NSString *changePath;
  568.     if([[changeName substringFromIndex:changeName.length-3] isEqualToString:@"caf"]){
  569.         changePath = [changeName substringToIndex:changeName.length-3];
  570.     }
  571.     NSString *mp3FilePath;
  572.     if(changePath){
  573.         mp3FilePath = [NSString stringWithFormat:@"%@mp3",changePath];
  574.     }
  575.     @try {
  576.         int read, write;
  577.         FILE *pcm = fopen([cafFilePath cStringUsingEncoding:1], "rb");  //source 被转换的音频文件位置
  578.         fseek(pcm, 4*1024, SEEK_CUR);                                   //skip file header
  579.         
  580.         FILE *mp3 = fopen([mp3FilePath cStringUsingEncoding:1], "wb");  //output 输出生成的Mp3文件位置
  581.         
  582.         const int PCM_SIZE = 8192;
  583.         const int MP3_SIZE = 8192;
  584.         short int pcm_buffer[PCM_SIZE*2];
  585.         unsigned char mp3_buffer[MP3_SIZE];
  586.         
  587.         lame_t lame = lame_init();
  588.         lame_set_num_channels(lame,2);//设置1为单通道，默认为2双通道
  589.         lame_set_in_samplerate(lame, 11025.0);//44100.0);//11025.0
  590.         lame_set_VBR(lame, vbr_default);
  591.         lame_set_brate(lame,8);
  592.         lame_set_mode(lame,3);
  593.         lame_set_quality(lame,2); /* 2=high 5 = medium 7=low 音质*/
  594.         lame_init_params(lame);
  595.         do {
  596.             read = fread(pcm_buffer, 2*sizeof(short int), PCM_SIZE, pcm);
  597.             if (read == 0)
  598.                 write = lame_encode_flush(lame, mp3_buffer, MP3_SIZE);
  599.             else
  600.                 write = lame_encode_buffer_interleaved(lame, pcm_buffer, read, mp3_buffer, MP3_SIZE);
  601.             
  602.             fwrite(mp3_buffer, write, 1, mp3);
  603.             
  604.         } while (read != 0);
  605.         
  606.         lame_close(lame);
  607.         fclose(mp3);
  608.         fclose(pcm);
  609.     }
  610.     @catch (NSException *exception) {
  611.         
  612.     }
  613.     @finally {
  614.         //若转换成功， 删除caf文件
  615.         NSFileManager* fileManager=[NSFileManager defaultManager];
  616.         if([fileManager contentsAtPath:mp3FilePath]){
  617.             [fileManager removeItemAtPath:cafFilePath error:nil];
  618.         }
  619.     }
  620.     return mp3FilePath;
  621. }
  622.  
  623. //消息发送时 立即插入数据库
  624. -(void)cInsertLibaryWithID:(long int)theID andContent:(NSString *)theContent andType:(NSInteger)theType andFileinfo:(NSInteger)theFileinfo{
  625.  
  626.     NSString *groupID = @"0";
  627.     NSString *groupName = @"";
  628.     NSString *sendName = @"";
  629.     if([_titleLab.text isEqualToString:@"张三(收)"]){
  630.         sendName = @"张三";
  631.     }else{
  632.         sendName = @"李四";
  633.     }
  634.     NSString *myID = _gMyObjectID;
  635.     NSMutableDictionary *messageSend = [[NSMutableDictionary alloc] init];
  636.     [messageSend setObject:[NSNumber numberWithLong:theID] forKey:@"id"];
  637.     [messageSend setObject:theContent forKey:@"content"];
  638.     [messageSend setObject:[NSNumber numberWithInt:theType] forKey:@"type"];
  639.     [messageSend setObject:[NSNumber numberWithLong:theID] forKey:@"addtime"];
  640.     [messageSend setObject:@"" forKey:@"fileinfo"];
  641.     [messageSend setObject:_gObjectID forKey:@"receive_uid"];
  642.     [messageSend setObject:[NSNumber numberWithInt:0] forKey:@"rectime"];
  643.     [messageSend setObject:[NSString stringWithFormat:@"%@",myID] forKey:@"send_uid"];
  644.     [messageSend setObject:sendName forKey:@"send_uname"];
  645.     [messageSend setObject:[NSNumber numberWithInt:1] forKey:@"send"];//2 请求，0 失败，1 成功
  646.     [messageSend setObject:[NSNumber numberWithInt:theFileinfo] forKey:@"fileinfo"];
  647.     [messageSend setObject:groupID forKey:@"groupid"];
  648.     [messageSend setObject:groupName forKey:@"groupname"];
  649.  
  650.     //插入数据库 默认为未发送成功
  651.     [self cSendTalkDatabaseInsertInto:messageSend];
  652.     messageSend = nil;
  653. }
  654.  
  655. //消息发送时 数据库插入 用户交谈
  656. -(void)cSendTalkDatabaseInsertInto:(NSDictionary *)talkDict{
  657.     //特殊字符转换——
  658.     NSString *strContent = [talkDict objectForKey:@"content"];
  659.     if(strContent == nil || [strContent isEqualToString:@""]){
  660.         strContent = [talkDict objectForKey:@"content"];
  661.     }
  662.     //现在表中查询有没有相同的元素，如果有，做修改操作
  663.     NSString *sqlCodeOne = [NSString stringWithFormat:@"select * from UserTalk where Tid = %lld",[[talkDict objectForKey:@"id"] longLongValue]];
  664.     PTDBManage* manager = [[PTDBManage alloc] init];
  665.     FMResultSet *rs = [[manager startDB] executeQuery:sqlCodeOne];
  666.     BOOL result = NO;
  667.     if([rs next])
  668.     {
  669.         result = YES;
  670.     }
  671.     [rs close];
  672.     [manager endDB];
  673.     
  674.     if(!result){
  675.         //3.插入
  676.         NSString *sqlCode = [NSString stringWithFormat:@"INSERT INTO UserTalk (Tid,Ttype,Tsend_uid,Tsend_uname,Treceive_uid,Tcontent,Taddtime,Trectime,Tsend,TfileInfo,Fuserid,Fobjectid,UGroupId,UGroupName) VALUES (%d,%d,'%@','%@','%@','%@',%d,%d,%d,%d,'%@','%@','%@','%@')",
  677.                              [[talkDict objectForKey:@"id"] intValue],
  678.                              [[talkDict objectForKey:@"type"] intValue],
  679.                              [talkDict objectForKey:@"send_uid"],
  680.                              [talkDict objectForKey:@"send_uname"],
  681.                              [talkDict objectForKey:@"receive_uid"],
  682.                              strContent,
  683.                              [[talkDict objectForKey:@"addtime"] intValue],
  684.                              [[talkDict objectForKey:@"rectime"] intValue],
  685.                              [[talkDict objectForKey:@"send"] intValue],
  686.                              [[talkDict objectForKey:@"fileinfo"] intValue],
  687.                              _gUserid,
  688.                              _gObjectID,
  689.                              [talkDict objectForKey:@"groupid"],
  690.                              [talkDict objectForKey:@"groupname"]
  691.                              
  692.                              ];
  693.         //插入数据使用OC中的类型 text对应为NSString integer对应为NSNumber的整形
  694.         manager = [[PTDBManage alloc] init];
  695.         BOOL success =   [[manager startDB] executeUpdate:sqlCode];
  696.         if(success){
  697.             NSLog(@"---------insert DB sucess-----------");
  698.         }else{
  699.              NSLog(@"---------insert DB faile------------");
  700.         }
  701.         [manager endDB];
  702.     }
  703. }
  704.  
  705. -(void)cReturnDown{
  706.     UIView *tempV = (UIView *)[self.view viewWithTag:6500];
  707.     [UIView animateWithDuration:0.2 animations:^{
  708.         [tempV setFrame:CGRectMake(0, self.view.frame.size.height-150, self.view.frame.size.width, 150)];
  709.     } completion:^(BOOL finished){}];
  710. }
  711.  
  712. //获得当前时间
  713. -(NSString *)cAcquireNowTime:(NSString *)timestamp{
  714.     NSDate *timeData = [NSDate dateWithTimeIntervalSince1970:[timestamp intValue]];
  715.     NSDateFormatter *dateFormatter =[[NSDateFormatter alloc] init];
  716.     [dateFormatter setDateFormat:@"yyyy年M月d日 HH:mm"];
  717.     NSString *strTime = [dateFormatter stringFromDate:timeData];
  718.     [dateFormatter setDateFormat:@"HH:mm"];
  719.     NSString *strTimeTwo = [dateFormatter stringFromDate:timeData];
  720.     [dateFormatter setDateFormat:@"yyyy"];
  721.     NSString *strYear = [dateFormatter stringFromDate:timeData];
  722.     [dateFormatter setDateFormat:@"M"];
  723.     NSString *strMonth = [dateFormatter stringFromDate:timeData];
  724.     [dateFormatter setDateFormat:@"d"];
  725.     NSString *strDay = [dateFormatter stringFromDate:timeData];
  726.     
  727.     if([timestamp isEqualToString:@""]){
  728.         return @"";
  729.     }else{
  730.         if(![strDay isEqualToString:[self cNowTimestamp:@"d"]]){
  731.             return strTime;
  732.         }else if([strYear isEqualToString:[self cNowTimestamp:@"yyyy"]] && [strMonth isEqualToString:[self cNowTimestamp:@"M"]] && [strDay isEqualToString:[self cNowTimestamp:@"d"]]){
  733.             return strTimeTwo;
  734.         }
  735.     }
  736.     return strTime;
  737. }
  738.  
  739. //当前时间的时间戳_日
  740. -(NSString *)cNowTimestamp:(NSString *)theMark{
  741.     long int timeSp = [self cNowTimestamp];
  742.     NSDate *timeData = [NSDate dateWithTimeIntervalSince1970:timeSp];
  743.     NSDateFormatter *dateFormatter =[[NSDateFormatter alloc] init];
  744.     [dateFormatter setDateFormat:theMark];
  745.     NSString *strTime = [dateFormatter stringFromDate:timeData];
  746.     return strTime;
  747. }
  748.  
  749. //Cell自适应高度
  750. -(CGRect)cAdaptCellHeight:(NSString *)theStr{
  751.     NSString *desContent = theStr;   //获取文本内容
  752.     CGRect orgRect = CGRectMake(0, 0, 0, 0); //获取原始UITextView的frame
  753.     CGSize  size = [desContent sizeWithFont:[UIFont systemFontOfSize:15] constrainedToSize:CGSizeMake(230-20, 2000) lineBreakMode:NSLineBreakByWordWrapping];
  754.     orgRect.size.height = size.height;
  755.     return orgRect;
  756. }
  757.  
  758. //发送消息块 移动
  759. -(void)cMoveLocation{
  760.     CGRect sendRect = _gSendV.frame;
  761.     sendRect.origin.y = self.view.frame.size.height - _gKeyBoardH-_gSendV.frame.size.height;
  762.     CGRect tvrect =  self.gTVrect;
  763.     tvrect.size.height = tvrect.size.height - _gKeyBoardH;
  764.     
  765.     [UIView animateWithDuration:0.25 animations:^{
  766.         [_gSendV setFrame:sendRect];
  767.         [_gProcessTV setFrame:tvrect];
  768.     } completion:^(BOOL finished){}];
  769.     
  770.     [_gProcessTV setContentOffset:CGPointMake(0, 0) animated:YES];
  771. }
  772.  
  773. //发送消息块 归位
  774. -(void)cReturnLocation{
  775.     CGRect tempRect = _gSendV.frame;
  776.     tempRect.origin.y = self.view.frame.size.height-_gSendV.frame.size.height;
  777.     [self.view endEditing:YES];
  778.     [_gProcessTV setFrame:self.gTVrect];
  779.     [_gProcessTV reloadData];
  780.     [UIView animateWithDuration:0.25 animations:^{
  781.         [_gSendV setFrame:tempRect];
  782.     } completion:^(BOOL finished){
  783.         _gKeyBoardH = 0;
  784.     }];
  785. }
  786.  
  787. //当键盘出现或改变时调用
  788. - (void)keyboardWillShow:(NSNotification *)aNotification{
  789.     NSDictionary *userInfo = [aNotification userInfo];
  790.     NSValue *aValue = [userInfo objectForKey:UIKeyboardFrameEndUserInfoKey];
  791.     CGRect keyboardRect = [aValue CGRectValue];
  792.     int height = keyboardRect.size.height;
  793.     _gKeyBoardH = height;
  794.     [self cMoveLocation];
  795. }
  796.  
  797. //当键退出时调用
  798. - (void)keyboardWillHide:(NSNotification *)aNotification{
  799.     [self cReturnLocation];
  800. }
  801.  
  802. #pragma mark UITextViewDelegate
  803. - (void)textViewDidChange:(UITextView *)textView{
  804.     if (textView.tag == 4200) {
  805.         CGSize textSize = textView.contentSize;
  806.         textSize.height = textSize.height + 8;
  807.         [textView setContentSize:textSize];
  808.         [self cMessageSend:textView.contentSize.height];
  809.     }
  810. }
  811.  
  812. #pragma mark UITableViewDataSource
  813. - (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView{
  814.     [self.gCellHeightArr removeAllObjects];
  815.     return 1;
  816. }
  817.  
  818. - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{
  819.     //从数据库获取数据
  820.     [self cTalkTVRowAction];
  821.     NSInteger returnRow;
  822.     returnRow = [self.gMessageInfo count];
  823.     return returnRow;
  824. }
  825.  
  826. //数据准备
  827. -(void)cTalkTVRowAction{
  828.     NSMutableArray *sqlMarr = [[NSMutableArray alloc] init];
  829.     FMResultSet *rs;
  830.     NSString *myID = _gMyObjectID;
  831.     //sql语句
  832.     NSString *sqlCode = [NSString stringWithFormat:@"select * from UserTalk where (Tsend_uid='%@' and Treceive_uid='%@' and Fuserid = '%@' and UGroupId='%@')  or (Tsend_uid='%@' and Treceive_uid='%@' and Fuserid = '%@' and UGroupId='%@') order by Taddtime Desc",myID,_gObjectID,_gUserid,@"0",_gObjectID,myID,_gUserid,@"0"];
  833.     
  834.     PTDBManage* manager = [[PTDBManage alloc] init];
  835.     rs = [[manager startDB] executeQuery:sqlCode];
  836.     //判断结果集中是否有数据，如果有则取出数据
  837.     while ([rs next]) {
  838.         NSMutableDictionary *tempdict = [[NSMutableDictionary alloc] init];
  839.         [tempdict setObject:[NSString stringWithFormat:@"%d",[rs intForColumn:@"Tid"]] forKey:@"id"];
  840.         [tempdict setObject:[NSString stringWithFormat:@"%d",[rs intForColumn:@"Ttype"]] forKey:@"type"];
  841.         [tempdict setObject:[rs stringForColumn:@"Tsend_uid"] forKey:@"send_uid"];
  842.         [tempdict setObject:[rs stringForColumn:@"Tsend_uname"] forKey:@"send_uname"];
  843.         [tempdict setObject:[rs stringForColumn:@"Treceive_uid"] forKey:@"receive_uid"];
  844.         [tempdict setObject:[NSString stringWithFormat:@"%d",[rs intForColumn:@"Fuserid"]] forKey:@"userid"];
  845.         //转换为特殊字符
  846.         NSString  *strContent = [rs stringForColumn:@"Tcontent"];
  847.         [tempdict setObject:strContent forKey:@"content"];
  848.         [tempdict setObject:[NSString stringWithFormat:@"%d",[rs intForColumn:@"Taddtime"]] forKey:@"addtime"];
  849.         [tempdict setObject:[NSString stringWithFormat:@"%d",[rs intForColumn:@"Trectime"]] forKey:@"rectime"];
  850.         [tempdict setObject:[NSString stringWithFormat:@"%d",[rs intForColumn:@"Tsend"]] forKey:@"send"];
  851.         [tempdict setObject:[NSString stringWithFormat:@"%d",[rs intForColumn:@"TfileInfo"]] forKey:@"fileinfo"];
  852.         [tempdict setObject:[NSString stringWithFormat:@"%d",[[rs stringForColumn:@"UGroupId"] integerValue]] forKey:@"groupid"];
  853.         [tempdict setObject:[rs stringForColumn:@"UGroupName"] forKey:@"groupname"];
  854.         
  855.         //将查询到的数据放入数组中。
  856.         [sqlMarr addObject:tempdict];
  857.     }
  858.     [rs close];
  859.     [manager endDB];
  860.     
  861.     //点击查看更多
  862.     NSInteger tempInt = 15*_leftPageNum;
  863.     if([sqlMarr count] > tempInt ){
  864.         self.gMessageInfo = [[sqlMarr subarrayWithRange:NSMakeRange(0, tempInt)] mutableCopy];
  865.         //点击加载更多
  866.         [self startLoadingAction];
  867.     }else{
  868.         //加载完成
  869.         self.gMessageInfo = sqlMarr;
  870.         [self stopLoadingAction];
  871.     }
  872.     if(self.gMessageInfo.count < 15){
  873.         [_gProcessTV.tableFooterView setHidden:YES];
  874.     }else{
  875.         [_gProcessTV.tableFooterView setHidden:NO];
  876.     }
  877.     
  878.     //5分钟内时间清空
  879.     for (int i = self.gMessageInfo.count-1; i >= 0; i --) {
  880.         NSDictionary *idict = [self.gMessageInfo objectAtIndex:i];
  881.         NSString *iaddtime = [idict objectForKey:@"addtime"];
  882.         NSInteger oldtime = [iaddtime integerValue];
  883.  
  884.         for (int j = i-1 ; j >= 0 ; j --) {
  885.             NSDictionary *jdict = [self.gMessageInfo objectAtIndex:j];
  886.             NSString *jaddtime = [jdict objectForKey:@"addtime"];
  887.             NSInteger newtime = [jaddtime integerValue];
  888.             if((oldtime-newtime)>300 || (newtime-oldtime)>300){
  889.             
  890.             }else{
  891.                 [jdict setValue:@"" forKey:@"addtime"];
  892.             }
  893.         }
  894.     }
  895. }
  896.  
  897. //TV
  898. - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
  899.     static NSString *cellIdentifier=@"GroupMessageCell";
  900.     GroupMessageCell *cell=[tableView dequeueReusableCellWithIdentifier:cellIdentifier];
  901.     [cell releaseAction];
  902.     if (!cell) {
  903.         cell = (GroupMessageCell*)[[[NSBundle mainBundle] loadNibNamed:@"GroupMessageCell" owner:nil options:nil] objectAtIndex:0];
  904.         cell.backgroundColor=[UIColor clearColor];
  905.         cell.selectionStyle = UITableViewCellSelectionStyleNone;
  906.     }
  907.     float cellHeight = [tableView rectForRowAtIndexPath:indexPath].size.height;
  908.     NSDictionary *cellDict = (NSDictionary *)[self.gMessageInfo objectAtIndex:indexPath.row];
  909.     if(cellDict){
  910.         BOOL result = NO;
  911.         if([[cellDict objectForKey:@"send_uid"] isEqualToString:_gMyObjectID]){
  912.             result = YES;
  913.         }
  914.         //文本
  915.         if([[cellDict objectForKey:@"type"] intValue] == 1){
  916.             [cell cProcessMessageTime:[self cAcquireNowTime:[cellDict objectForKey:@"addtime"] ] andInfo:[cellDict objectForKey:@"content"] andIsMy:result andInfoHeight:cellHeight andSend:[cellDict objectForKey:@"send"] andTalkID:_gObjectID andSendName:[cellDict objectForKey:@"send_uname"]];
  917.             
  918.         //图片
  919.         }else if ([[cellDict objectForKey:@"type"] intValue] == 2){
  920.             
  921.             [cell cProcessMessageTime:[self cAcquireNowTime:[cellDict objectForKey:@"addtime"] ]  andPicture:[cellDict objectForKey:@"content"] andIsMy:result andInfoHeight:cellHeight andSend:[cellDict objectForKey:@"send"] andTalkID:_gObjectID andSendName:[cellDict objectForKey:@"send_uname"]];
  922.             
  923.         //语音
  924.         }else if([[cellDict objectForKey:@"type"] intValue] == 3){
  925.             [cell cProcessMessageTime:[self cAcquireNowTime:[cellDict objectForKey:@"addtime"] ] andVoicePath:[cellDict objectForKey:@"content"]  andIsMy:result andInfoHeight:cellHeight andSend:[cellDict objectForKey:@"send"] andTalkID:_gObjectID andSendName:[cellDict objectForKey:@"send_uname"] andFileInfo:[[cellDict objectForKey:@"fileinfo"] intValue]];
  926.         }else{
  927.             [cell hidnViewAction];
  928.         }
  929.     }
  930.     [cell setTransform:CGAffineTransformMakeRotation(M_PI)];
  931.     return cell;
  932.  
  933. }
  934.  
  935. #pragma mark UITableViewDelegate
  936. - (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath{
  937.     float returnHeight = 44;
  938.     if([self.gMessageInfo count]<15){
  939.         NSDictionary *cellDict = (NSDictionary *)[self.gMessageInfo objectAtIndex:indexPath.row];
  940.         if(cellDict){
  941.             if ([[cellDict objectForKey:@"type"] intValue] == 2){
  942.                 UIImage *teImg = [UIImage imageWithContentsOfFile:[cellDict objectForKey:@"content"]];
  943.                 UIImage *tempImg = teImg;
  944.                 if(tempImg.size.height > 100){
  945.                     returnHeight = 100+50;
  946.                 }else{
  947.                     returnHeight = tempImg.size.height;
  948.                     if(returnHeight<50){
  949.                         returnHeight = 50+50;
  950.                     }else{
  951.                         returnHeight = returnHeight +50;
  952.                     }
  953.                 }
  954.             //语音
  955.             }else if([[cellDict objectForKey:@"type"] intValue] == 3){
  956.                 returnHeight = 20+50;
  957.             }//文本
  958.             else{
  959.                 NSString *tempStr = [cellDict objectForKey:@"content"];
  960.                 //原因是从XML中读取出来的"\n"，系统认为是字符串，会默认转换为"\\n"，所以当显示的时候就是字符串了，要想显示换行，需要自己手动将"\\n"转换为"\n"，这样才能换行.
  961.                 NSString*b =[tempStr stringByReplacingOccurrencesOfString:@"\\n" withString:@"\n"];
  962.                 CGRect tempFrame = [self cAdaptCellHeight:b];
  963.                 returnHeight = tempFrame.size.height+50;
  964.             }
  965.         }else{
  966.         }
  967.         [self.gCellHeightArr addObject:[NSNumber numberWithFloat:returnHeight]];
  968.     }else{
  969.         NSDictionary *cellDict = (NSDictionary *)[self.gMessageInfo objectAtIndex:indexPath.row];
  970.         if(cellDict){
  971.             if ([[cellDict objectForKey:@"type"] intValue] == 2){
  972.                 UIImage *teImg = [UIImage imageWithContentsOfFile:[cellDict objectForKey:@"content"]];
  973.                 UIImage *tempImg = teImg;
  974.                 if(tempImg.size.height > 100){
  975.                     returnHeight = 100+50;
  976.                 }else{
  977.                     returnHeight = tempImg.size.height;
  978.                     if(returnHeight<50){
  979.                         returnHeight = 50+50;
  980.                     }else{
  981.                         returnHeight = returnHeight +50;
  982.                     }
  983.                 }
  984.             //语音
  985.             }else if([[cellDict objectForKey:@"type"] intValue] == 3){
  986.                 returnHeight = 20+50;
  987.             //文本
  988.             }else{
  989.                 NSString *tempStr = [cellDict objectForKey:@"content"];
  990.                 NSString*b =[tempStr stringByReplacingOccurrencesOfString:@"\\n" withString:@"\n"];
  991.                 CGRect tempFrame = [self cAdaptCellHeight:b];
  992.                 returnHeight = tempFrame.size.height+50;
  993.             }
  994.         }else{
  995.         }
  996.         [self.gCellHeightArr addObject:[NSNumber numberWithFloat:returnHeight]];
  997.     }
  998.     returnHeight = returnHeight + 15;
  999.     return returnHeight;
  1000. }
  1001.  
  1002. //正在加载
  1003. - (IBAction)loadingMoreAction:(id)sender {
  1004.     [_tapLoadBut setTitle:@"点击加载更多" forState:UIControlStateNormal];
  1005.     [_tapLoadBut setHidden:YES];
  1006.     [_loadingView setHidden:NO];
  1007.     _leftPageNum = _leftPageNum + 1;
  1008.     [_gProcessTV reloadData];
  1009.     
  1010. }
  1011. //点击加载更多
  1012. -(void)startLoadingAction{
  1013.     [_tapLoadBut setTitle:@"点击加载更多" forState:UIControlStateNormal];
  1014.     [_tapLoadBut setUserInteractionEnabled:YES];
  1015.     [_tapLoadBut setHidden:NO];
  1016.     [_loadingView setHidden:YES];
  1017. }
  1018. //加载完成
  1019. -(void)stopLoadingAction{
  1020.     [_tapLoadBut setTitle:@"加载完成" forState:UIControlStateNormal];
  1021.     [_tapLoadBut setUserInteractionEnabled:NO];
  1022.     [_tapLoadBut setHidden:NO];
  1023.     [_loadingView setHidden:YES];
  1024. }
  1025.  
  1026. //判断字符串不全为空
  1027. -(BOOL)judgeStringIsNull:(NSString *)string{
  1028.     BOOL result = NO;
  1029.     if(string != nil && string.length > 0){
  1030.         for (int i = 0; i < string.length; i ++) {
  1031.             NSString *subStr = [string substringWithRange:NSMakeRange(i, 1)];
  1032.             if(![subStr isEqualToString:@" "] && ![subStr isEqualToString:@""]){
  1033.                 result = YES;
  1034.             }
  1035.         }
  1036.     }
  1037.     return result;
  1038. }
  1039.  
  1040. //当前时间的时间戳
  1041. -(long int)cNowTimestamp{
  1042.     NSDate *newDate = [NSDate date];
  1043.     long int timeSp = (long)[newDate timeIntervalSince1970];
  1044.     return timeSp;
  1045. }
  1046.  
  1047. - (NSString*)getUserMessagePictureFileSavePath{
  1048.     NSString *path      = [NSHomeDirectory() stringByAppendingPathComponent:@"Documents/Message"];
  1049.     NSString *filePath  = [path stringByAppendingPathComponent:@"Pictures"];
  1050.     if (![[NSFileManager defaultManager] fileExistsAtPath:filePath]) {
  1051.         [[NSFileManager defaultManager] createDirectoryAtPath:filePath withIntermediateDirectories:YES attributes:nil error:nil];
  1052.     }
  1053.     return filePath;
  1054. }
  1055. - (NSString*)getUserMessageAudioFileSavePath{
  1056.     NSString *path      = [NSHomeDirectory() stringByAppendingPathComponent:@"Documents/Message"];
  1057.     NSString *filePath  = [path stringByAppendingPathComponent:@"Audios"];
  1058.     if (![[NSFileManager defaultManager] fileExistsAtPath:filePath]) {
  1059.         [[NSFileManager defaultManager] createDirectoryAtPath:filePath withIntermediateDirectories:YES attributes:nil error:nil];
  1060.     }
  1061.     return filePath;
  1062. }
  1063.  
  1064. - (NSString *)fetchSystemVersion{
  1065.     return [[UIDevice currentDevice] systemVersion];
  1066. }
  1067.  
  1068. @end
  1069.


示图：









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