質問編集履歴
2
ListAdapter のgetViewメソッド内でリスナーが抜けていたので追加しました。
test
CHANGED
File without changes
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test
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@@ -54,6 +54,14 @@
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ListAdapter のgetViewメソッド内にリスナーが抜けておりましたので追加しましたところ、
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Button okButton =(Button) convertView.findViewById(R.id.ok_Button);
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の部分でぬるぽが発生します。
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### 画面写真
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@@ -234,28 +242,6 @@
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```Java
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import android.content.Context;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.ArrayAdapter;
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import android.widget.Button;
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import android.widget.TextView;
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import java.util.List;
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public class ListAdapter extends ArrayAdapter<ListItem> {
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@@ -314,6 +300,30 @@
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Button okButton =(Button) convertView.findViewById(R.id.ok_Button);
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okButton.setOnClickListener(new OK_Listener());
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Button ngButton =(Button) convertView.findViewById(R.id.ng_Button);
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ngButton.setOnClickListener(new NG_Listener());
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Button noneButton =(Button) convertView.findViewById(R.id.none_Button);
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noneButton.setOnClickListener(new NONE_Listener());
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Button commentButton =(Button) convertView.findViewById(R.id.comment_Button);
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commentButton.setOnClickListener(new Comment_Listener());
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// QuestionNumberに番号を設定
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TextView questionNumber = (TextView)view.findViewById(R.id.questionNumber);
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@@ -334,7 +344,59 @@
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}
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-
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//okボタンのリスナー
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class OK_Listener implements View.OnClickListener {
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public void onClick(View v){
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Log.v("**********", "OK_Button");
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}
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}
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//ngボタンのリスナー
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class NG_Listener implements View.OnClickListener {
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public void onClick(View v){
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Log.v("**********", "NG_Button");
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}
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}
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//noneボタンのリスナー
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class NONE_Listener implements View.OnClickListener {
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public void onClick(View v){
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Log.v("**********", "NONEK_Button");
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}
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}
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//commentボタンのリスナー
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class Comment_Listener implements View.OnClickListener {
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public void onClick(View v){
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Log.v("**********", "Comment_Button");
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}
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}
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}
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1
MainActivityのコードがListViewのコードになってしまっていたのを修正しました。
test
CHANGED
File without changes
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test
CHANGED
@@ -42,6 +42,18 @@
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よろしくお願いします。
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### 追記・修正
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48
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MainActivityのコードがListViewのコードになってしまっていました。
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50
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訂正しました。
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申し訳ありませんでした。
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54
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57
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### 画面写真
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46
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|
47
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|
@@ -52,6 +64,176 @@
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```Java
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public class MainActivity extends AppCompatActivity {
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_main);
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80
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// レイアウトからリストビューを取得
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ListView listView = (ListView)findViewById(R.id.listview);
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// リストビューに表示する要素を設定
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88
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89
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ArrayList<ListItem> listItems = new ArrayList<>();
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for (int i = 0; i < 30; i++) {
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ListItem item = new ListItem(i + 1, "sample text", 0);
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listItems.add(item);
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}
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// 出力結果をリストビューに表示
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ListAdapter adapter = new ListAdapter(this, R.layout.list_item, listItems);
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listView.setAdapter(adapter);
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// タップ時のイベントを追加
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listView.setOnItemClickListener(onItemClickListener);
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}
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private AdapterView.OnItemClickListener onItemClickListener = new AdapterView.OnItemClickListener() {
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@Override
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public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
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Toast.makeText(MainActivity.this, "テスト", Toast.LENGTH_LONG).show();
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// タップしたアイテムの取得
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ListView listView = (ListView)parent;
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ListItem item = (ListItem)listView.getItemAtPosition(position); // ListItemにキャスト
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AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this);
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builder.setTitle("Tap No. " + String.valueOf(position));
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builder.setMessage(item.getQuestionContent());
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builder.show();
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}
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};
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}
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```
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155
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156
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157
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ListItem
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158
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```Java
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public class ListItem {
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private int mQuestionNumber = 0;
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private String mQuestionContent = "";
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private int mStatus = 0;
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public ListItem(int questionNumber, String questionContent, int status){
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mQuestionNumber = questionNumber;
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mQuestionContent = questionContent;
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mStatus = status;
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}
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public void setQuestionNumber(int questionNumber){
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184
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mQuestionNumber = questionNumber;
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186
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187
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}
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188
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189
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190
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191
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public void setQuestionContext(String questionContext){
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192
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193
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mQuestionContent = questionContext;
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194
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195
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}
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196
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197
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198
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199
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public void setStatus(int status){
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200
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201
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mStatus = status;
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202
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203
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}
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204
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|
205
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public int getQuestionNumber(){
|
206
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+
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207
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+
return mQuestionNumber;
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208
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209
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}
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210
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211
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public String getQuestionContent(){
|
212
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|
213
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+
return mQuestionContent;
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214
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|
215
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}
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216
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217
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public int getStatus(){
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218
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return mStatus;
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}
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222
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}
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```
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230
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231
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232
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ListAdapter
|
234
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235
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```Java
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236
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|
55
237
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import android.content.Context;
|
56
238
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57
239
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import android.view.LayoutInflater;
|
@@ -157,191 +339,3 @@
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157
339
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}
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158
340
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159
341
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```
|
160
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-
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161
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-
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162
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-
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163
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-
ListItem
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164
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-
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165
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-
```Java
|
166
|
-
|
167
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public class ListItem {
|
168
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-
|
169
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private int mQuestionNumber = 0;
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170
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171
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private String mQuestionContent = "";
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172
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-
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173
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private int mStatus = 0;
|
174
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-
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175
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176
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177
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public ListItem(int questionNumber, String questionContent, int status){
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178
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179
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mQuestionNumber = questionNumber;
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180
|
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|
181
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mQuestionContent = questionContent;
|
182
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-
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183
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mStatus = status;
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184
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185
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-
}
|
186
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-
|
187
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-
|
188
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-
|
189
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public void setQuestionNumber(int questionNumber){
|
190
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-
|
191
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mQuestionNumber = questionNumber;
|
192
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193
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-
}
|
194
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-
|
195
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-
|
196
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-
|
197
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public void setQuestionContext(String questionContext){
|
198
|
-
|
199
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mQuestionContent = questionContext;
|
200
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-
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201
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-
}
|
202
|
-
|
203
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-
|
204
|
-
|
205
|
-
public void setStatus(int status){
|
206
|
-
|
207
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-
mStatus = status;
|
208
|
-
|
209
|
-
}
|
210
|
-
|
211
|
-
public int getQuestionNumber(){
|
212
|
-
|
213
|
-
return mQuestionNumber;
|
214
|
-
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215
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-
}
|
216
|
-
|
217
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public String getQuestionContent(){
|
218
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219
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return mQuestionContent;
|
220
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-
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221
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}
|
222
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|
223
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public int getStatus(){
|
224
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-
|
225
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-
return mStatus;
|
226
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-
|
227
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-
}
|
228
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-
|
229
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-
|
230
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|
231
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-
}
|
232
|
-
|
233
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-
|
234
|
-
|
235
|
-
```
|
236
|
-
|
237
|
-
|
238
|
-
|
239
|
-
ListAdapter
|
240
|
-
|
241
|
-
```Java
|
242
|
-
|
243
|
-
import android.content.Context;
|
244
|
-
|
245
|
-
import android.view.LayoutInflater;
|
246
|
-
|
247
|
-
import android.view.View;
|
248
|
-
|
249
|
-
import android.view.ViewGroup;
|
250
|
-
|
251
|
-
import android.widget.ArrayAdapter;
|
252
|
-
|
253
|
-
import android.widget.Button;
|
254
|
-
|
255
|
-
import android.widget.TextView;
|
256
|
-
|
257
|
-
|
258
|
-
|
259
|
-
import java.util.List;
|
260
|
-
|
261
|
-
|
262
|
-
|
263
|
-
|
264
|
-
|
265
|
-
public class ListAdapter extends ArrayAdapter<ListItem> {
|
266
|
-
|
267
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|
268
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-
|
269
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private int mResource;
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270
|
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271
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private List<ListItem> mItems;
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272
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273
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private LayoutInflater mInflater;
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274
|
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|
275
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|
276
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|
277
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public ListAdapter(Context context, int resource, List<ListItem> items){
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278
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|
279
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super(context, resource, items);
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280
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|
281
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|
282
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|
283
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mResource = resource;
|
284
|
-
|
285
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mItems = items;
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286
|
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|
287
|
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mInflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
|
288
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-
|
289
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-
|
290
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|
291
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}
|
292
|
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|
293
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-
|
294
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295
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@Override
|
296
|
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|
297
|
-
public View getView(int position, View convertView, ViewGroup parent) {
|
298
|
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299
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View view;
|
300
|
-
|
301
|
-
|
302
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|
303
|
-
if (convertView != null) {
|
304
|
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305
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-
view = convertView;
|
306
|
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|
307
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-
}
|
308
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309
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else {
|
310
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311
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view = mInflater.inflate(mResource, null);
|
312
|
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|
313
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-
}
|
314
|
-
|
315
|
-
|
316
|
-
|
317
|
-
// リストビューに表示する要素を取得
|
318
|
-
|
319
|
-
ListItem item = mItems.get(position);
|
320
|
-
|
321
|
-
|
322
|
-
|
323
|
-
// QuestionNumberに番号を設定
|
324
|
-
|
325
|
-
TextView questionNumber = (TextView)view.findViewById(R.id.questionNumber);
|
326
|
-
|
327
|
-
questionNumber.setText(Integer.toString(item.getQuestionNumber()));
|
328
|
-
|
329
|
-
|
330
|
-
|
331
|
-
// QuestionContextに番号を設定
|
332
|
-
|
333
|
-
TextView questionContext = (TextView)view.findViewById(R.id.questionContext);
|
334
|
-
|
335
|
-
questionContext.setText(item.getQuestionContent());
|
336
|
-
|
337
|
-
|
338
|
-
|
339
|
-
return view;
|
340
|
-
|
341
|
-
}
|
342
|
-
|
343
|
-
|
344
|
-
|
345
|
-
}
|
346
|
-
|
347
|
-
```
|