编辑:正如 Blumer 指出的那样,我没有将项目添加到表格中,所以出现这个问题只是因为我粗心而且我没有看到我的错误。
我正在尝试创建一个动态 TableLayout,因为我必须从服务器接收结果并根据结果添加行,但表没有更新。(此外,TableLayout 已经有 1 个初始行,即标题行)。
这是我的代码:
Room[] rooms = State.rooms;
TableLayout tblBookDetails = (TableLayout) findViewById(R.id.tblbookdetails);
for(int i = 0; i < rooms.length; i++) {
TableRow tr = new TableRow(this);
tr.setLayoutParams(new TableRow.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT));
LayoutParams layout_wrapwrap = new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
layout_wrapwrap.rightMargin = 10; //TODO: Convert into DP
Resources res = getResources();
TextView txt1 = new TextView(this);
txt1.setLayoutParams(layout_wrapwrap);
txt1.setTextColor(res.getColor(android.R.color.black));
txt1.setText(rooms[i].name);
TextView txt2 = new TextView(this);
txt2.setLayoutParams(layout_wrapwrap);
txt2.setTextColor(getResources().getColor(android.R.color.black));
txt2.setText(rooms[i].price + " " + rooms[i].currency);
EditText edit1 = new EditText(this);
edit1.setLayoutParams(layout_wrapwrap);
//Must use deprecated method, since support library does not provide for this.
edit1.setBackgroundDrawable(res.getDrawable(android.R.drawable.edit_text));
edit1.setEms(3);
edit1.setInputType(InputType.TYPE_CLASS_NUMBER);
EditText edit2 = new EditText(this);
edit2.setLayoutParams(layout_wrapwrap);
//Must use deprecated method, since support library does not provide for this.
edit2.setBackgroundDrawable(res.getDrawable(android.R.drawable.edit_text));
edit2.setEms(3);
edit2.setInputType(InputType.TYPE_CLASS_NUMBER);
Spinner spinner = new Spinner(this);
layout_wrapwrap.rightMargin = 0;
spinner.setLayoutParams(layout_wrapwrap);
Integer[] numbers = new Integer[rooms[i].count];
for(int j = 0; j < numbers.length; j++) {
numbers[j] = i + 1;
}
ArrayAdapter<Integer> adapter = new ArrayAdapter<Integer>(
BookActivity.this, R.layout.spinner_textview, numbers);
spinner.setAdapter(adapter);
tblBookDetails.addView(tr);
}
//Another exquisite beauty of Java.
Log.d("USR", Integer.valueOf(tblBookDetails.getChildCount()).toString());
tblBookDetails.invalidate();
tblBookDetails.refreshDrawableState();
为了防止混淆,Room[] 数组只是一个简单的属性持有者类。这段代码看起来非常复杂,并且表格没有更新。我在互联网上搜索了很多,我找不到任何解决这个问题的方法。
先感谢您。