点击增加背景图

app/src/main/java/com/example/flomo_ai/SecondActivity.kt

@@ -14,6 +14,10 @@ import androidx.core.content.ContextCompat
 import android.content.Context
 import android.util.Log
 import androidx.core.content.res.ResourcesCompat
+import android.app.Activity
+import android.content.Intent
+import android.net.Uri
+import androidx.activity.result.contract.ActivityResultContracts
 
 
 class SecondActivity : AppCompatActivity() {
@@ -28,6 +32,11 @@ class SecondActivity : AppCompatActivity() {
     private var configs = mutableListOf<APIConfig>()
     private var editingId: Long? = null
 
+    private val pickImageLauncher = registerForActivityResult(ActivityResultContracts.PickVisualMedia()) { uri ->
+        if (uri!= null) {
+            // 处理选中的图片
+        }
+    }
     private fun setButtonListeners() {
         val buttonIds = listOf(
             R.id.button_holo_red_light,
@@ -101,6 +110,30 @@ class SecondActivity : AppCompatActivity() {
         //颜色按钮的监听
         setButtonListeners()
 
+        // 背景按钮的监听
+        val buttonChooseImage = findViewById<Button>(R.id.buttonChooseImage)
+        buttonChooseImage.setOnClickListener {
+            pickImageLauncher.launch(null)
+        }
+
+    }
+
+    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
+        super.onActivityResult(requestCode, resultCode, data)
+        if (requestCode == REQUEST_CODE_PICK_IMAGE && resultCode == RESULT_OK && data!= null) {
+            val selectedImageUri: Uri? = data.data
+            if (selectedImageUri!= null) {
+                // 将选择的图片 URI 传递回 MainActivity
+                val resultIntent = Intent()
+                resultIntent.putExtra("selectedImageUri", selectedImageUri.toString())
+                setResult(RESULT_OK, resultIntent)
+                finish()
+            }
+        }
+    }
+
+    companion object {
+        const val REQUEST_CODE_PICK_IMAGE = 1000
     }
 
     private fun initViews() {