質問編集履歴
1
cartactivityの追加
title
CHANGED
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File without changes
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body
CHANGED
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@@ -220,4 +220,50 @@
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220
220
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</android.support.v7.widget.LinearLayoutCompat>
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221
221
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</ScrollView>
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222
222
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</android.support.constraint.ConstraintLayout>
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223
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-
```
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223
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```
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224
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225
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+
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226
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```
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227
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`cartActivity`
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228
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229
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import android.support.v7.app.AppCompatActivity;
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230
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import android.os.Bundle;
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231
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import android.util.Log;
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232
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import android.view.View;
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233
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import android.widget.AdapterView;
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234
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import android.widget.ArrayAdapter;
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235
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import android.widget.ListView;
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236
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import android.widget.SimpleAdapter;
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237
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+
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238
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import java.util.ArrayList;
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239
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import java.util.HashMap;
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240
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import java.util.Map;
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241
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242
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public class cartActivity extends AppCompatActivity {
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243
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244
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@Override
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245
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protected void onCreate(Bundle savedInstanceState) {
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246
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super.onCreate(savedInstanceState);
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247
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setContentView(R.layout.activity_main);
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248
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249
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ListView myListView = (ListView) findViewById(R.id.myListView);
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250
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251
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// データを準備
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252
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ArrayList<String> items = new ArrayList<>();
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253
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for(int i = 0; i < 30; i++) {
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254
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items.add("items-" + i);
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255
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}
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256
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257
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// Adapter - ArrayAdapter
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258
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ArrayAdapter<String> adapter = new ArrayAdapter<String>(
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259
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this, // 第1引数:Context
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260
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R.layout.list_item, // 第2引数:行のレイアウト指定
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261
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items // 第3引数:データ
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262
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);
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263
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264
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// ListViewに表示
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265
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myListView.setAdapter(adapter);
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266
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}
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267
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268
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269
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}
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