diff --git a/app/src/main/kotlin/li/songe/gkd/service/AbExt.kt b/app/src/main/kotlin/li/songe/gkd/service/AbExt.kt
index 0ca94f2f..2bba504f 100644
--- a/app/src/main/kotlin/li/songe/gkd/service/AbExt.kt
+++ b/app/src/main/kotlin/li/songe/gkd/service/AbExt.kt
@@ -15,6 +15,7 @@ import li.songe.selector.UnknownIdentifierException
 import li.songe.selector.UnknownIdentifierMethodException
 import li.songe.selector.UnknownMemberException
 import li.songe.selector.UnknownMemberMethodException
+import li.songe.selector.getBooleanInvoke
 import li.songe.selector.getCharSequenceAttr
 import li.songe.selector.getCharSequenceInvoke
 import li.songe.selector.getIntInvoke
@@ -345,6 +346,7 @@ fun createCacheTransform(): CacheTransform {
 
                 is CharSequence -> getCharSequenceInvoke(target, name, args)
                 is Int -> getIntInvoke(target, name, args)
+                is Boolean -> getBooleanInvoke(target, name, args)
 
                 else -> null
             }
@@ -520,6 +522,7 @@ fun createTransform(): Transform<AccessibilityNodeInfo> {
 
                 is CharSequence -> getCharSequenceInvoke(target, name, args)
                 is Int -> getIntInvoke(target, name, args)
+                is Boolean -> getBooleanInvoke(target, name, args)
                 else -> null
             }
         },
diff --git a/selector/src/commonMain/kotlin/li/songe/selector/util.kt b/selector/src/commonMain/kotlin/li/songe/selector/util.kt
index 8695517a..affbc500 100644
--- a/selector/src/commonMain/kotlin/li/songe/selector/util.kt
+++ b/selector/src/commonMain/kotlin/li/songe/selector/util.kt
@@ -78,6 +78,9 @@ fun initDefaultTypeInfo(): DefaultTypeInfo {
     val intType = TypeInfo(PrimitiveType.IntType)
     val stringType = TypeInfo(PrimitiveType.StringType)
 
+    booleanType.methods = arrayOf(
+        MethodInfo("toInt", intType),
+    )
     intType.methods = arrayOf(
         MethodInfo("toString", stringType),
         MethodInfo("toString", stringType, arrayOf(intType)),
@@ -93,6 +96,7 @@ fun initDefaultTypeInfo(): DefaultTypeInfo {
     stringType.methods = arrayOf(
         MethodInfo("get", stringType, arrayOf(intType)),
         MethodInfo("at", stringType, arrayOf(intType)),
+        MethodInfo("substring", stringType, arrayOf(intType)),
         MethodInfo("substring", stringType, arrayOf(intType, intType)),
         MethodInfo("toInt", intType),
         MethodInfo("toInt", intType, arrayOf(intType)),
@@ -187,8 +191,15 @@ fun getStringInvoke(target: String, name: String, args: List<Any?>): Any? {
     return getCharSequenceInvoke(target, name, args)
 }
 
-fun getCharSequenceInvoke(target: CharSequence, name: String, args: List<Any?>): Any? {
+@JsExport
+fun getBooleanInvoke(target: Boolean, name: String, args: List<Any?>): Any? {
+    return when (name) {
+        "toInt" -> if (target) 1 else 0
+        else -> null
+    }
+}
 
+fun getCharSequenceInvoke(target: CharSequence, name: String, args: List<Any?>): Any? {
     return when (name) {
         "get" -> {
             target.getOrNull(args.getIntOrNull() ?: return null).toString()
diff --git a/selector/src/jvmTest/kotlin/li/songe/selector/ParserTest.kt b/selector/src/jvmTest/kotlin/li/songe/selector/ParserTest.kt
index 3abf533e..a5c1ff92 100644
--- a/selector/src/jvmTest/kotlin/li/songe/selector/ParserTest.kt
+++ b/selector/src/jvmTest/kotlin/li/songe/selector/ParserTest.kt
@@ -55,6 +55,7 @@ class ParserTest {
         },
         getInvoke = { target, name, args ->
             when (target) {
+                is Boolean -> getBooleanInvoke(target, name, args)
                 is Int -> getIntInvoke(target, name, args)
                 is CharSequence -> getCharSequenceInvoke(target, name, args)
                 is TestNode -> getNodeInvoke(target, name, args)