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android listview璺宠浆鎬庝箞瀹炵幇

扬州沐宇科技
2023-08-01 23:28:09
android, androidlistview

瑕佸疄鐜癓istView璺宠浆锛屽彲浠ユ寜鐓т互涓嬫楠よ繘琛屾搷浣滐細

  1. 鍦↙istView鐨凙dapter涓紝涓烘瘡涓」璁剧疆鐐瑰嚮浜嬩欢鐩戝惉鍣ㄣ€傚彲浠ラ€氳繃閲嶅啓getView鏂规硶锛屽湪姣忎釜椤圭殑View涓缃偣鍑讳簨浠剁洃鍚櫒锛屾垨鑰呭湪getView鏂规硶涓负姣忎釜椤圭殑View璁剧疆鐐瑰嚮浜嬩欢鐩戝惉鍣ㄣ€?/p>

  2. 鍦ㄧ偣鍑讳簨浠剁洃鍚櫒涓紝鑾峰彇褰撳墠鐐瑰嚮鐨勯」鐨勬暟鎹紝渚嬪鍙互閫氳繃position鍙傛暟鑾峰彇鍒板綋鍓嶉」鐨勪綅缃€?/p>

  3. 鏍规嵁鑾峰彇鍒扮殑鏁版嵁锛岃繘琛岄〉闈㈣烦杞搷浣溿€傚彲浠ヤ娇鐢↖ntent鏉ュ疄鐜伴〉闈㈣烦杞紝渚嬪閫氳繃鍒涘缓涓€涓狪ntent瀵硅薄锛岃缃璺宠浆鐨勯〉闈㈢殑绫诲璞★紝骞朵娇鐢╯tartActivity鏂规硶鍚姩璺宠浆銆?/p>

浠ヤ笅鏄竴涓畝鍗曠殑绀轰緥浠g爜锛?/p>

listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
// 鑾峰彇褰撳墠鐐瑰嚮椤圭殑鏁版嵁
String itemData = (String) parent.getItemAtPosition(position);
// 鍒涘缓涓€涓狪ntent瀵硅薄锛岃缃璺宠浆鐨勯〉闈㈢殑绫诲璞?/span>
Intent intent = new Intent(MainActivity.this, DetailActivity.class);
// 浼犻€掓暟鎹埌璇︽儏椤?/span>
intent.putExtra("itemData", itemData);
// 鍚姩璺宠浆
startActivity(intent);
}
});

鍦ㄨ烦杞殑鐩爣椤甸潰锛圖etailActivity锛変腑锛屽彲浠ラ€氳繃getIntent鏂规硶鑾峰彇鍒颁紶閫掔殑鏁版嵁锛屼緥濡傦細

String itemData = getIntent().getStringExtra("itemData");

鐒跺悗灏卞彲浠ュ湪鐩爣椤甸潰涓娇鐢ㄨ幏鍙栧埌鐨勬暟鎹繘琛岀浉鍏虫搷浣滀簡銆?/p>

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