app-starlock/ios/Runner/XSFlutterManager.m

#import "XSFlutterManager.h"
#include "GeneratedPluginRegistrant.h"
#import "CommonDefine.h"

@interface XSFlutterManager ()

@property(nonatomic, strong) FlutterMethodChannel *methodChannel;
@property(nonatomic, copy) NSString *textToShare;
@property(nonatomic, copy) NSString *urlToShare;
@property(nonatomic, copy) NSArray *activityItems;

@end

@implementation XSFlutterManager

- (void)viewDidLoad {
    [super viewDidLoad];
    self.textToShare = [[NSString alloc] init];
    self.urlToShare = [[NSString alloc] init];
    self.activityItems = [[NSArray alloc] init];

    [self methodChannelFunction];
}

- (void)methodChannelFunction {
    // 创建 FlutterMethodChannel
    self.methodChannel = [FlutterMethodChannel methodChannelWithName:XSflutterMethodChannel binaryMessenger:self];
    
    // 设置监听
    [self.methodChannel setMethodCallHandler:^(FlutterMethodCall *methodCall, FlutterResult result) {
        NSString *method = methodCall.method;
        // 调用系统分享
        if ([method isEqualToString:XSflutterMethodSharePassword]) {
            id params = methodCall.arguments;
            self.textToShare = @"您好，您的密码是：";
            if ([params isKindOfClass:[NSDictionary class]]) {
                NSDictionary *paramDic = (NSDictionary *)params;
                // 分享的标题
                self.textToShare = paramDic[@"shareText"];
                self.urlToShare = paramDic[@"urlToShare"];
            }
           
            if ([self.urlToShare isEqualToString:@"fileShare"]) {
                // 创建要分享或操作的文件对象
                NSURL *fileURL = [NSURL fileURLWithPath:self.textToShare];

                // 将文件对象添加到数组中
                self.activityItems = @[fileURL];
            } else {
                // 分享的 URL
                NSURL *urlToShare = [NSURL URLWithString:self.urlToShare];
                
                // 在这里呢 如果想分享图片 就把图片添加进去 文字什么的通上
                self.activityItems = @[self.textToShare, urlToShare];
            }
            
            UIActivityViewController *activityVC = [[UIActivityViewController alloc] initWithActivityItems:self.activityItems applicationActivities:nil];
            
            // 不出现在活动项目
            activityVC.excludedActivityTypes = @[UIActivityTypePrint];
            [self presentViewController:activityVC animated:YES completion:nil];
            
            // 分享之后的回调
            activityVC.completionWithItemsHandler = ^(UIActivityType _Nullable activityType, BOOL completed, NSArray * _Nullable returnedItems, NSError * _Nullable activityError) {
                if (completed) {
                    NSLog(@"completed");
                    
                    // 分享成功
                } else {
                    NSLog(@"canceled");
                    // 分享取消
                }
            };
            result(@"push返回到flutter");
        }
        if ([method isEqualToString:@"getBundleIdentifier"]) {
          NSString *bundleIdentifier = [[NSBundle mainBundle] bundleIdentifier];
          result(bundleIdentifier);  // 返回 Bundle Identifier
        }
    }];
    
    [GeneratedPluginRegistrant registerWithRegistry:self];
}

- (void)viewWillAppear:(BOOL)animated {
    [super viewWillAppear:animated];
    [self.navigationController setNavigationBarHidden:YES];
}

- (void)viewWillDisappear:(BOOL)animated {
    [super viewWillDisappear:animated];
    [self.navigationController setNavigationBarHidden:NO];
}

/*
#pragma mark - Navigation

// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
}
*/

@end