@@ -151,23 +151,23 @@ class MainActivity : AppCompatActivity(), AdapterView.OnItemSelectedListener, Co
151151 ArrayAdapter .createFromResource(
152152 this , R .array.angle_options, R .layout.spinner
153153 ).also { adapter ->
154- adapter.setDropDownViewResource(android. R .layout.simple_spinner_dropdown_item )
154+ adapter.setDropDownViewResource(R .layout.spinner )
155155 binding.spinnerAngle.adapter = adapter
156156 }
157157
158158 // No Error 选项
159159 ArrayAdapter .createFromResource(
160160 this , R .array.no_error_options, R .layout.spinner
161161 ).also { adapter ->
162- adapter.setDropDownViewResource(android. R .layout.simple_spinner_dropdown_item )
162+ adapter.setDropDownViewResource(R .layout.spinner )
163163 binding.spinnerNoError.adapter = adapter
164164 }
165165
166166 // Multidraw Mode 选项
167167 ArrayAdapter .createFromResource(
168168 this , R .array.multidraw_mode_options, R .layout.spinner
169169 ).also { adapter ->
170- adapter.setDropDownViewResource(android. R .layout.simple_spinner_dropdown_item )
170+ adapter.setDropDownViewResource(R .layout.spinner )
171171 binding.spinnerMultidrawMode.adapter = adapter
172172 }
173173
@@ -178,7 +178,7 @@ class MainActivity : AppCompatActivity(), AdapterView.OnItemSelectedListener, Co
178178 ArrayAdapter .createFromResource(
179179 this , R .array.angle_clear_workaround_options, R .layout.spinner
180180 ).also { adapter ->
181- adapter.setDropDownViewResource(android. R .layout.simple_spinner_dropdown_item )
181+ adapter.setDropDownViewResource(R .layout.spinner )
182182 binding.angleClearWorkaround.adapter = adapter
183183 }
184184 }
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