点击增加背景图

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

@@ -38,7 +38,8 @@ import android.graphics.BitmapFactory
 import android.net.Uri
 import java.io.InputStream
 import android.content.Context
-
+import android.app.Activity
+import android.widget.ImageView
 
 
 // 定义请求体数据类
@@ -363,6 +364,17 @@ class MainActivity : AppCompatActivity() {
 
     }
 
+    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
+        super.onActivityResult(requestCode, resultCode, data)
+        if (requestCode == SecondActivity.REQUEST_CODE_PICK_IMAGE && resultCode == Activity.RESULT_OK && data != null) {
+            val selectedImageUri = data.getStringExtra("selectedImageUri")
+            if (selectedImageUri != null) {
+                val imageView = findViewById<ImageView>(R.id.imageViewBackground) // 假设你的背景是一个ImageView
+                imageView.setImageURI(Uri.parse(selectedImageUri))
+            }
+        }
+    }
+
     override fun onStart() {
         super.onStart()
         // 获取从其他 Activity 传递过来的按钮颜色值，如果没有传递颜色值，则默认值为透明色。