微信分享 添加URL Schemes

1. TARGETS - Info - URL Types

identifier -> weixin

URL Schemes -> 应用id

2.在AppDelegate.h 引入头文件

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<pre name="code" >#import "WXApi.h" { /**  *      WXSceneSession   分享到会话  *      WXSceneTimeline  分享到朋友圈  *      WXSceneFavorite  分享到我的收藏  */     enum WXScene _scene; } - (id)init{     if(self = [super init]){         _scene = WXSceneSession;     }     return self; } -(void) changeScene:(NSInteger)scene {     _scene = scene; }   - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {           // 其它代码       // 向微信注册应用ID     [WXApi registerApp:@"xxooxoxoxoxoxoxo"]; }   #pragma mark - 重写AppDelegate的handleOpenURL和openURL方法 - (BOOL)application:(UIApplication *)application handleOpenURL:(NSURL *)url {     return [WXApi handleOpenURL:url delegate:self]; }   - (BOOL)application:(UIApplication *)application openURL:(NSURL *)url sourceApplication:(NSString *)sourceApplication annotation:(id)annotation {     return [WXApi handleOpenURL:url delegate:self]; }     -(void) onReq:(BaseReq*)req {     if([req isKindOfClass:[GetMessageFromWXReq class]])     {         // 微信请求App提供内容， 需要app提供内容后使用sendRsp返回         NSString *strTitle = [NSString stringWithFormat:@"微信请求App提供内容"];         NSString *strMsg   = @"微信请求App提供内容，App要调用sendResp:GetMessageFromWXResp返回给微信";                   UIAlertView *alert = [[UIAlertView alloc] initWithTitle:strTitle message:strMsg delegate:self cancelButtonTitle:@"OK" otherButtonTitles:nil, nil];         alert.tag = 1000;         [alert show];         [alert release];     }     else if([req isKindOfClass:[ShowMessageFromWXReq class]])     {         ShowMessageFromWXReq* temp = (ShowMessageFromWXReq*)req;         WXMediaMessage *msg = temp.message;                   //显示微信传过来的内容         WXAppExtendObject *obj = msg.mediaObject;                   NSString *strTitle = [NSString stringWithFormat:@"微信请求App显示内容"];         NSString *strMsg   = [NSString stringWithFormat:@"标题：%@ \n内容：%@ \n附带信息：%@ \n缩略图:%u bytes\n\n", msg.title, msg.description, obj.extInfo, msg.thumbData.length];                   UIAlertView *alert = [[UIAlertView alloc] initWithTitle:strTitle message:strMsg delegate:self cancelButtonTitle:@"OK" otherButtonTitles:nil, nil];         [alert show];         [alert release];     }     else if([req isKindOfClass:[LaunchFromWXReq class]])     {         //从微信启动App         NSString *strTitle = [NSString stringWithFormat:@"从微信启动"];         NSString *strMsg   = @"这是从微信启动的消息";                   UIAlertView *alert = [[UIAlertView alloc] initWithTitle:strTitle message:strMsg delegate:self cancelButtonTitle:@"OK" otherButtonTitles:nil, nil];         [alert show];         [alert release];     } }   -(void) onResp:(BaseResp*)resp {     if([resp isKindOfClass:[SendMessageToWXResp class]])     {         NSString *strTitle = [NSString stringWithFormat:@"发送媒体消息结果"];         NSString *strMsg = [NSString stringWithFormat:@"errcode:%d", resp.errCode];                   UIAlertView *alert = [[UIAlertView alloc] initWithTitle:strTitle message:strMsg delegate:self cancelButtonTitle:@"OK" otherButtonTitles:nil, nil];         [alert show];         [alert release];     } }       4.这是我写好的在微信会话和朋友圈分享文字或者图片的方法 直接调用就可以 #pragma mark - 微信, 朋友圈分享 #pragma mark 文字分享 - (void)sharedByWeChatWithText:(NSString *)WeChatMessage sceneType:(int)sceneType {     SendMessageToWXReq *req = [[[SendMessageToWXReq alloc] init]autorelease];     req.text  = WeChatMessage;     req.bText = YES;     req.scene = sceneType;     [WXApi sendReq:req]; }   #pragma mark 图片分享 - (void)sharedByWeChatWithImage:(NSString *)imageName sceneType:(int)sceneType {     WXMediaMessage *message = [WXMediaMessage message];     [message setThumbImage:[UIImage imageNamed:imageName]];           WXImageObject *ext = [WXImageObject object];     NSString *filePath = [[NSBundle mainBundle] pathForResource:imageName ofType:@"png"];     ext.imageData  = [NSData dataWithContentsOfFile:filePath];     UIImage *image = [UIImage imageWithData:ext.imageData];     ext.imageData  = UIImagePNGRepresentation(image);           message.mediaObject = ext;           SendMessageToWXReq *req = [[[SendMessageToWXReq alloc] init]autorelease];     req.bText   = NO;     req.message = message;     req.scene   = sceneType;           [WXApi sendReq:req]; }