获取extension，判断第一次

CustomKeyboard/View/KBToolBar.m

@@ -9,12 +9,13 @@
 
 @implementation KBToolBar
 
-/*
-// Only override drawRect: if you perform custom drawing.
-// An empty implementation adversely affects performance during animation.
-- (void)drawRect:(CGRect)rect {
-    // Drawing code
+- (instancetype)initWithFrame:(CGRect)frame{
+    if (self = [super initWithFrame:frame]) {
+        
+    }
+    return self;
 }
-*/
+
+
 
 @end

keyBoard/AppDelegate.m

@@ -38,15 +38,53 @@ static BOOL KBIsKeyboardEnabled(void) {
     ViewController *vc = [[ViewController alloc] init];
     self.window.rootViewController = vc;
     
-    // Present guide if the custom keyboard is not enabled yet
+//    [[NSNotificationCenter defaultCenter] addObserver:self
+//                                             selector:@selector(applicationDidBecomeActiveNotification:)
+//                                                 name:UIApplicationDidBecomeActiveNotification
+//                                               object:nil];
+
     dispatch_async(dispatch_get_main_queue(), ^{
-        if (!KBIsKeyboardEnabled()) {
-            KBPermissionViewController *guide = [KBPermissionViewController new];
-            guide.modalPresentationStyle = UIModalPresentationFullScreen;
-            [self.window.rootViewController presentViewController:guide animated:YES completion:nil];
-        }
+        [self kb_presentPermissionIfNeeded];
     });
     return YES;
 }
+//
+//#pragma mark - Active notifications
+//
+//- (void)applicationDidBecomeActiveNotification:(NSNotification *)note
+//{
+//    [self kb_presentPermissionIfNeeded];
+//}
+
+#pragma mark - Permission presentation
+
+- (UIViewController *)kb_topMostViewController
+{
+    UIViewController *root = self.window.rootViewController;
+    if (!root) return nil;
+    UIViewController *top = root;
+    while (top.presentedViewController) {
+        top = top.presentedViewController;
+    }
+    return top;
+}
+
+- (void)kb_presentPermissionIfNeeded
+{
+    BOOL enabled = KBIsKeyboardEnabled();
+    UIViewController *top = [self kb_topMostViewController];
+    if (!top) return;
+    if ([top isKindOfClass:[KBPermissionViewController class]]) {
+        if (enabled) {
+            [top dismissViewControllerAnimated:YES completion:nil];
+        }
+        return;
+    }
+    if (!enabled) {
+        KBPermissionViewController *guide = [KBPermissionViewController new];
+        guide.modalPresentationStyle = UIModalPresentationFullScreen;
+        [top presentViewController:guide animated:YES completion:nil];
+    }
+}
 
 @end

keyBoard/Info.plist

@@ -1,5 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
-<dict/>
+<dict>
+	<key>NSAppTransportSecurity</key>
+	<dict>
+		<key>NSAllowsArbitraryLoads</key>
+		<true/>
+	</dict>
+</dict>
 </plist>

keyBoard/Settings.bundle/Root.plist

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+    <key>PreferenceSpecifiers</key>
+    <array>
+        <dict>
+            <key>Title</key>
+            <string>Keyboard</string>
+            <key>Type</key>
+            <string>PSGroupSpecifier</string>
+        </dict>
+    </array>
+    <key>StringsTable</key>
+    <string>Root</string>
+</dict>
+</plist>
+

keyBoard/VC/KBPermissionViewController.m

@@ -18,7 +18,6 @@
     [super viewDidLoad];
     self.view.backgroundColor = [UIColor colorWithWhite:0.96 alpha:1.0];
 
-    // Close button (top-right)
     UIButton *close = [UIButton buttonWithType:UIButtonTypeSystem];
     [close setTitle:@"X" forState:UIControlStateNormal];
     close.titleLabel.font = [UIFont systemFontOfSize:20 weight:UIFontWeightSemibold];
@@ -28,7 +27,6 @@
     [close addTarget:self action:@selector(dismissSelf) forControlEvents:UIControlEventTouchUpInside];
     [self.view addSubview:close];
 
-    // Title
     UILabel *title = [[UILabel alloc] init];
     title.text = @"启用输入法";
     title.font = [UIFont systemFontOfSize:22 weight:UIFontWeightSemibold];
@@ -38,7 +36,6 @@
     title.autoresizingMask = UIViewAutoresizingFlexibleWidth;
     [self.view addSubview:title];
 
-    // Step tips
     UILabel *tips = [[UILabel alloc] init];
     tips.text = @"1 开启键盘 > 2 允许完全访问";
     tips.font = [UIFont systemFontOfSize:14];
@@ -48,7 +45,6 @@
     tips.autoresizingMask = UIViewAutoresizingFlexibleWidth;
     [self.view addSubview:tips];
 
-    // Illustration placeholder (simple rounded rect)
     UIView *card = [[UIView alloc] initWithFrame:CGRectMake(32, CGRectGetMaxY(tips.frame) + 28, self.view.bounds.size.width - 64, 260)];
     card.backgroundColor = [UIColor whiteColor];
     card.layer.cornerRadius = 16;
@@ -57,7 +53,6 @@
     card.layer.shadowRadius = 12;
     [self.view addSubview:card];
 
-    // Button to open Settings
     UIButton *open = [UIButton buttonWithType:UIButtonTypeSystem];
     [open setTitle:@"去设置中开启" forState:UIControlStateNormal];
     open.titleLabel.font = [UIFont systemFontOfSize:17 weight:UIFontWeightSemibold];
@@ -70,7 +65,6 @@
     [open addTarget:self action:@selector(openSettings) forControlEvents:UIControlEventTouchUpInside];
     [self.view addSubview:open];
 
-    // Bottom helper text
     UILabel *help = [[UILabel alloc] init];
     help.text = @"没有找到键盘? 请前往 设置 > 通用 > 键盘 > 键盘 > 添加新键盘";
     help.font = [UIFont systemFontOfSize:12];
@@ -87,20 +81,7 @@
 }
 
 - (void)openSettings {
-    // In app extensions you cannot call UIApplication. Use extension-safe code.
     NSURL *url = [NSURL URLWithString:UIApplicationOpenSettingsURLString];
-
-//#if TARGET_OS_APP_EXTENSION
-//    // Try to open Settings via the extension context (extension-safe). This may
-//    // fail depending on the extension type and system policy.
-//    if (self.extensionContext) {
-//        if (@available(iOS 10.0, *)) {
-//            [self.extensionContext openURL:url completionHandler:nil];
-//        } else {
-//            [self.extensionContext openURL:url completionHandler:nil];
-//        }
-//    }
-//#else
     UIApplication *app = [UIApplication sharedApplication];
     if ([app canOpenURL:url]) {
         if (@available(iOS 10.0, *)) {
@@ -109,7 +90,6 @@
             [app openURL:url];
         }
     }
-//#endif
 }
 
 @end

keyBoard/ViewController.m

@@ -8,22 +8,29 @@
 #import "ViewController.h"
 
 @interface ViewController ()
-@property (nonatomic,strong)UITextField *textField;
+@property (nonatomic, strong) UITextView *textView;
 @end
 
 @implementation ViewController
 
 - (void)viewDidLoad {
     [super viewDidLoad];
-    // Do any additional setup after loading the view.
-    self.view.backgroundColor = [UIColor grayColor];
-    self.textField = [[UITextField alloc] init];
-    self.textField.frame = CGRectMake(100, 100, 200, 40);
-    self.textField.layer.borderWidth = 1;
-    self.textField.layer.borderColor = [UIColor redColor].CGColor;
-    [self.view addSubview:self.textField];
-    
+    [self setupTextField];
+}
 
+- (void)setupTextField {
+    CGRect frame = CGRectMake(([UIScreen mainScreen].bounds.size.width - 200)/2, ([UIScreen mainScreen].bounds.size.height - 200)/2, 200, 200);
+    self.textView = [[UITextView alloc] initWithFrame:frame];
+    self.textView.text = @"测试";
+    self.textView.layer.borderColor = [UIColor blackColor].CGColor;
+    self.textView.layer.borderWidth = 0.5;
+    [self.view addSubview:self.textView];
+    
+    [self.textView becomeFirstResponder];
+}
+
+- (void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event {
+    [self.textView resignFirstResponder];
 }