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Android鐨刟rrayadapter鎬庝箞浣跨敤

扬州沐宇科技
2023-07-13 22:32:48
arrayadapter

瑕佷娇鐢?ArrayAdapter锛岄鍏堥渶瑕佸垱寤轰竴涓?ArrayAdapter 鐨勫疄渚嬶紝鐒跺悗灏嗗叾涓庤鏄剧ず鐨勬暟鎹泦鍚堢粦瀹氾紝骞跺皢鍏惰缃负 ListView 鎴?Spinner 鐨勯€傞厤鍣ㄣ€?/p>

浠ヤ笅鏄娇鐢?ArrayAdapter 鐨勫熀鏈楠わ細

  1. 鍒涘缓涓€涓?ArrayAdapter 瀹炰緥锛屾寚瀹氳鏄剧ず鐨勬暟鎹泦鍚堝拰甯冨眬鏂囦欢锛?/li>
ArrayAdapter<String> adapter = new ArrayAdapter<>(this, android.R.layout.simple_list_item_1, dataList);

鍏朵腑 this 鏄笂涓嬫枃瀵硅薄锛?code>android.R.layout.simple_list_item_1 鏄唴缃殑绠€鍗曞垪琛ㄩ」甯冨眬锛?code>dataList 鏄鏄剧ず鐨勬暟鎹泦鍚堛€?/p>

  1. 灏?ArrayAdapter 璁剧疆涓?ListView 鎴?Spinner 鐨勯€傞厤鍣細

瀵逛簬 ListView锛?/p>

ListView listView = findViewById(R.id.listView);
listView.setAdapter(adapter);

瀵逛簬 Spinner锛?/p>

Spinner spinner = findViewById(R.id.spinner);
spinner.setAdapter(adapter);

鍏朵腑 R.id.listView 鍜?R.id.spinner 鏄竷灞€鏂囦欢涓搴旂殑 ListView 鍜?Spinner 鎺т欢鐨?ID銆?/p>

  1. 鍙€夛細濡傛灉闇€瑕佸鍒楄〃椤硅繘琛岃嚜瀹氫箟甯冨眬鎴栨搷浣滐紝鍙互鍒涘缓涓€涓嚜瀹氫箟鐨勫竷灞€鏂囦欢锛屽苟鍦?ArrayAdapter 鐨勬瀯閫犲嚱鏁颁腑鎸囧畾璇ュ竷灞€鏂囦欢銆?/li>

甯屾湜瀵逛綘鏈夋墍甯姪锛?/p>

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