阿里sdk

EdgeHttpDNS/sdk/ios/AlicloudHttpDNSTestDemo/DemoLogViewController.m

@@ -0,0 +1,68 @@
+//
+//  DemoLogViewController.m
+//  AlicloudHttpDNSTestDemo
+//
+//  @author Created by Claude Code on 2025-10-05
+//
+
+#import "DemoLogViewController.h"
+
+@interface DemoLogViewController ()
+
+@property (nonatomic, strong) UITextView *textView;
+@property (nonatomic, copy) NSString *pendingInitialText;
+
+@end
+
+@implementation DemoLogViewController
+
+- (void)viewDidLoad {
+    [super viewDidLoad];
+    self.title = @"日志";
+    self.view.backgroundColor = [UIColor systemBackgroundColor];
+
+    self.textView = [[UITextView alloc] initWithFrame:CGRectZero];
+    self.textView.translatesAutoresizingMaskIntoConstraints = NO;
+    self.textView.editable = NO;
+    if (@available(iOS 13.0, *)) {
+        self.textView.font = [UIFont monospacedSystemFontOfSize:12 weight:UIFontWeightRegular];
+    } else {
+        self.textView.font = [UIFont systemFontOfSize:12];
+    }
+    [self.view addSubview:self.textView];
+    [NSLayoutConstraint activateConstraints:@[[self.textView.topAnchor constraintEqualToAnchor:self.view.safeAreaLayoutGuide.topAnchor constant:8], [self.textView.leadingAnchor constraintEqualToAnchor:self.view.leadingAnchor constant:12], [self.textView.trailingAnchor constraintEqualToAnchor:self.view.trailingAnchor constant:-12], [self.textView.bottomAnchor constraintEqualToAnchor:self.view.bottomAnchor constant:-8]]];
+
+    if (self.pendingInitialText.length > 0) {
+        self.textView.text = self.pendingInitialText;
+        self.pendingInitialText = nil;
+    }
+
+    UIBarButtonItem *close = [[UIBarButtonItem alloc] initWithTitle:@"关闭" style:UIBarButtonItemStylePlain target:self action:@selector(onClose)];
+    self.navigationItem.leftBarButtonItem = close;
+}
+
+- (void)onClose {
+    [self dismissViewControllerAnimated:YES completion:nil];
+}
+
+- (void)setInitialText:(NSString *)text {
+    if (self.isViewLoaded) {
+        self.textView.text = text ?: @"";
+        [self.textView scrollRangeToVisible:NSMakeRange(self.textView.text.length, 0)];
+    } else {
+        self.pendingInitialText = [text copy];
+    }
+}
+
+- (void)appendLine:(NSString *)line {
+    // 当日志较多时，直接追加可避免重排整块文本
+    if (self.isViewLoaded) {
+        NSString *append = line ?: @"";
+        if (append.length > 0) {
+            self.textView.text = [self.textView.text stringByAppendingString:append];
+            [self.textView scrollRangeToVisible:NSMakeRange(self.textView.text.length, 0)];
+        }
+    }
+}
+
+@end