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我有一個列表視圖,其中包含每個列表項的TextView。我需要在listView的圖片點擊。 ACTION_IMAGE_CAPTURE意圖的onActivityResult和更新列表視圖,我開始另一個結果活動。 我面臨的問題是,當我回到活動onActivityResult從第二個活動時,我列表視圖中的所有textviews正在重置。你能幫我解決這個問題嗎? 這是我onItemClickListView項目從2個不同的活動獲取重置onActivityResult
public void onItemClick(AdapterView<?> arg0, View v, int index, long arg3) {
selectedIndex = index; //selectedIndex is a class level variable
Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
File f = createImageFile();
if (f != null) {
imageFileName = f.getAbsolutePath();
takePictureIntent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(f));
}
startActivityForResult(takePictureIntent, 1);
}
}
這是我的onActivityResult
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == 1 && resultCode == RESULT_OK) {
View v = listView.getChildAt(selectedIndex
- listView.getFirstVisiblePosition());
TextView textView = (TextView) v.findViewById(R.id.textView1);
int quantity = Integer
.parseInt(textView.getText().toString().trim().length() > 0 ? quantityTV
.getText().toString() : getString(R.string._0));
quantity++;
textView.setText(String.valueOf(quantity));
listViewAdapter.notifyDataSetChanged();
Intent intent = new Intent();
intent.setClass(getApplicationContext(), NotificationActivity.class);
intent.putExtra("Value1", "0");
startActivityForResult(intent, 100);
}
else if (requestCode == 100) {
// do nothing
}
}