質問編集履歴
3
文法の修正
test
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File without changes
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test
CHANGED
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@@ -52,7 +52,19 @@
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52
52
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53
53
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```Java
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54
54
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55
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-
Insert文
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55
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+
Insert文とそこにつながるコード
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56
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57
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+
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58
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59
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+
final int price = Integer.parseInt(mPrice.getText().toString());
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60
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+
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61
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+
final String category = (String) gCategory.getSelectedItem();
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62
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+
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63
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+
final String memo = gMemo.getText().toString();
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64
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+
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65
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+
final String date = gDate.getText().toString();
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66
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67
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insertData(db, price, category, memo, date);
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56
68
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57
69
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58
70
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2
文法の修正
test
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File without changes
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test
CHANGED
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@@ -348,73 +348,7 @@
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348
348
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349
349
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if (_id == cursor.getInt(3)) {
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350
350
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351
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-
int index = 0;
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352
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-
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353
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-
category = cursor.getString(0);
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354
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-
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355
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-
switch (category) {
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356
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-
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357
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-
case "食費":
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358
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-
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359
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-
index = 0;
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360
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-
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361
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-
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351
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+
~中略～
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362
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-
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363
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-
case "日用品":
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364
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-
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365
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-
index = 1;
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366
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-
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367
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-
break;
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368
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-
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369
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-
case "教育費":
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370
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-
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371
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-
index = 2;
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372
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-
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373
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-
break;
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374
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-
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375
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-
case "習い事":
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376
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-
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377
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-
index = 3;
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378
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-
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379
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-
break;
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380
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-
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381
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-
case "娯楽費":
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382
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-
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383
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-
index = 4;
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384
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-
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385
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-
break;
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386
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-
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387
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-
case "その他支出":
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388
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-
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389
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-
index = 5;
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390
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-
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391
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-
break;
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392
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-
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393
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-
case "収入":
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394
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-
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395
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-
index = 6;
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396
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-
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397
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-
break;
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398
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-
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399
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-
case "その他収入":
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400
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-
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401
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-
index = 7;
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402
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-
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403
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-
break;
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404
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-
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405
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-
}
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406
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-
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407
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-
categoryView.setSelection(index);
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408
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-
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409
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-
memo = cursor.getString(1);
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410
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-
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411
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-
price = cursor.getString(2);
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412
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-
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413
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-
memoView.setText(memo);
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414
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-
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415
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-
priceView.setText(price);
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416
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-
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417
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-
dateView.setText(date);
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418
352
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419
353
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}
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420
354
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1
データソースの追記
test
CHANGED
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File without changes
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test
CHANGED
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@@ -201,3 +201,235 @@
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201
201
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}
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202
202
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203
203
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```
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204
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+
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205
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+
```Java
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206
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207
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+
idをどうくらべているか
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208
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209
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+
Cursor cursor = db.query(
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210
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211
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"kakeibodb",
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212
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+
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213
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new String[] {"category", "memo", "price", "_id"},
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214
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+
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215
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"date=?",
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216
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+
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217
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new String[] {date},
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218
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+
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219
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null,
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220
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+
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221
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null,
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222
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+
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223
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null);
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224
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+
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225
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+
boolean next = cursor.moveToFirst();
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226
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+
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227
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228
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+
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229
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+
while (next) {
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230
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+
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231
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+
Daily daily = new Daily();
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232
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+
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233
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+
daily.setCategory(cursor.getString(0));// categoryを取得
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234
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+
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235
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+
daily.setMemo(cursor.getString(1));// memoを取得
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236
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+
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237
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+
daily.setPrice(String.valueOf(cursor.getInt(2)));// priceを取得
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238
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+
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239
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+
daily.set_id(cursor.getInt(3));//IDを取得
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240
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+
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241
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+
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242
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+
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243
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+
// 次の行が存在するか確認
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244
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+
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245
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+
next = cursor.moveToNext();
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246
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+
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247
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+
dataset.add(daily);
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248
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+
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249
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+
}
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250
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+
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251
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+
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252
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+
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253
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+
↓
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254
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+
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255
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+
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256
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+
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257
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+
public class Daily {
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258
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+
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259
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+
long id;
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260
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+
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261
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+
private String category;
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262
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+
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263
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+
private String memo;
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264
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+
|
|
265
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+
private String price;
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|
266
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+
|
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267
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+
private int _id;
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268
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+
|
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269
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+
|
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270
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+
|
|
271
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+
|
|
272
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+
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273
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+
～中略～
|
|
274
|
+
|
|
275
|
+
|
|
276
|
+
|
|
277
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+
public int get_id() {
|
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278
|
+
|
|
279
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+
return _id;
|
|
280
|
+
|
|
281
|
+
}
|
|
282
|
+
|
|
283
|
+
|
|
284
|
+
|
|
285
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+
public void set_id(int _id) {
|
|
286
|
+
|
|
287
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+
this._id = _id;
|
|
288
|
+
|
|
289
|
+
}
|
|
290
|
+
|
|
291
|
+
}
|
|
292
|
+
|
|
293
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+
|
|
294
|
+
|
|
295
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+
↓
|
|
296
|
+
|
|
297
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+
dailyListに格納して一覧表示のうち選択された行のポジションのIdを取得、Intentによる受け渡し
|
|
298
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+
|
|
299
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+
int _id = dailyList.get(position).get_id();
|
|
300
|
+
|
|
301
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+
Intent intent = new Intent(getApplication(), Delete.class);
|
|
302
|
+
|
|
303
|
+
intent.putExtra("ID", _id);
|
|
304
|
+
|
|
305
|
+
startActivity(intent);
|
|
306
|
+
|
|
307
|
+
↓
|
|
308
|
+
|
|
309
|
+
Delete Class
|
|
310
|
+
|
|
311
|
+
|
|
312
|
+
|
|
313
|
+
int _id = intent.getIntExtra("ID", 0);
|
|
314
|
+
|
|
315
|
+
|
|
316
|
+
|
|
317
|
+
kDB = new KakeiboDatabase(getApplicationContext());
|
|
318
|
+
|
|
319
|
+
SQLiteDatabase db = kDB.getReadableDatabase();
|
|
320
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+
|
|
321
|
+
|
|
322
|
+
|
|
323
|
+
String category, memo;
|
|
324
|
+
|
|
325
|
+
String price = "";
|
|
326
|
+
|
|
327
|
+
Cursor cursor = db.query(
|
|
328
|
+
|
|
329
|
+
"kakeibodb",
|
|
330
|
+
|
|
331
|
+
new String[]{"category", "memo", "price", "_id"},
|
|
332
|
+
|
|
333
|
+
"date=?",
|
|
334
|
+
|
|
335
|
+
new String[]{date},
|
|
336
|
+
|
|
337
|
+
null,
|
|
338
|
+
|
|
339
|
+
null,
|
|
340
|
+
|
|
341
|
+
null);
|
|
342
|
+
|
|
343
|
+
boolean next = cursor.moveToFirst();
|
|
344
|
+
|
|
345
|
+
|
|
346
|
+
|
|
347
|
+
while (next) {
|
|
348
|
+
|
|
349
|
+
if (_id == cursor.getInt(3)) {
|
|
350
|
+
|
|
351
|
+
int index = 0;
|
|
352
|
+
|
|
353
|
+
category = cursor.getString(0);
|
|
354
|
+
|
|
355
|
+
switch (category) {
|
|
356
|
+
|
|
357
|
+
case "食費":
|
|
358
|
+
|
|
359
|
+
index = 0;
|
|
360
|
+
|
|
361
|
+
break;
|
|
362
|
+
|
|
363
|
+
case "日用品":
|
|
364
|
+
|
|
365
|
+
index = 1;
|
|
366
|
+
|
|
367
|
+
break;
|
|
368
|
+
|
|
369
|
+
case "教育費":
|
|
370
|
+
|
|
371
|
+
index = 2;
|
|
372
|
+
|
|
373
|
+
break;
|
|
374
|
+
|
|
375
|
+
case "習い事":
|
|
376
|
+
|
|
377
|
+
index = 3;
|
|
378
|
+
|
|
379
|
+
break;
|
|
380
|
+
|
|
381
|
+
case "娯楽費":
|
|
382
|
+
|
|
383
|
+
index = 4;
|
|
384
|
+
|
|
385
|
+
break;
|
|
386
|
+
|
|
387
|
+
case "その他支出":
|
|
388
|
+
|
|
389
|
+
index = 5;
|
|
390
|
+
|
|
391
|
+
break;
|
|
392
|
+
|
|
393
|
+
case "収入":
|
|
394
|
+
|
|
395
|
+
index = 6;
|
|
396
|
+
|
|
397
|
+
break;
|
|
398
|
+
|
|
399
|
+
case "その他収入":
|
|
400
|
+
|
|
401
|
+
index = 7;
|
|
402
|
+
|
|
403
|
+
break;
|
|
404
|
+
|
|
405
|
+
}
|
|
406
|
+
|
|
407
|
+
categoryView.setSelection(index);
|
|
408
|
+
|
|
409
|
+
memo = cursor.getString(1);
|
|
410
|
+
|
|
411
|
+
price = cursor.getString(2);
|
|
412
|
+
|
|
413
|
+
memoView.setText(memo);
|
|
414
|
+
|
|
415
|
+
priceView.setText(price);
|
|
416
|
+
|
|
417
|
+
dateView.setText(date);
|
|
418
|
+
|
|
419
|
+
}
|
|
420
|
+
|
|
421
|
+
// 次の行が存在するか確認
|
|
422
|
+
|
|
423
|
+
next = cursor.moveToNext();
|
|
424
|
+
|
|
425
|
+
}
|
|
426
|
+
|
|
427
|
+
cursor.close();
|
|
428
|
+
|
|
429
|
+
|
|
430
|
+
|
|
431
|
+
|
|
432
|
+
|
|
433
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+
|
|
434
|
+
|
|
435
|
+
```
|