iOS项目社会化分享－微信分享，朋友圈分享

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<pre name="code" class="objc">#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;

}</pre><br>

<pre class="brush:java;"></pre>

<pre class="brush:java;"></pre>

<p>3.在AppDelegate.m</p>

<p></p>

<p></p>

<pre class="brush:java;">- (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];

}

</pre><pre class="brush:java;">//<span style="font-family: Arial, Helvetica, sans-serif;">onReq 和 </span><span style="font-family: Arial, Helvetica, sans-serif;">onResp 可以不写</span><span style="font-family: Arial, Helvetica, sans-serif;">

</span>-(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];

    }

}

</pre><br>

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<p>

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</p>

<p>

直接调用就可以</p>

<p>

<br>

</p>

<pre class="brush:java;">#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];

}

</pre><br>

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