我有一些使用gridview和自定义适配器创建的按钮,但按钮被填充,我相信是gridview的一部分。我发现this thread并尝试了解决方案,但无法解决问题。下面是应用程序的图片:gridview中的Android(Xamarin)填充
XML代码:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:weightSum="1"
android:orientation="vertical"
android:focusable="true"
android:focusableInTouchMode="true"
android:background="@drawable/background">
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="0dp"
android:layout_weight="0.4" />
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="0dp"
android:layout_weight="0.6">
<GridView
android:id="@+id/mainMenuGridview"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:numColumns="2"
android:listSelector="@null"
android:verticalSpacing="0dp"
android:horizontalSpacing="0dp" />
</LinearLayout>
</LinearLayout>
适配器代码:
class CustomAdapter : BaseAdapter
{
private readonly Context context;
private int numRows = 2;
public CustomAdapter(Context c)
{
context = c;
}
public override int Count
{
get { return buttonTexts.Length; }
}
public override Java.Lang.Object GetItem(int position)
{
return null;
}
public override long GetItemId(int position)
{
return 0;
}
public override View GetView(int position, View convertView, ViewGroup parent)
{
Button button;
if (convertView == null)
{
// if it's not recycled, initialize some attributes
button = new Button(context);
}
else
{
button = (Button)convertView;
}
button.LayoutParameters = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MatchParent, ViewGroup.LayoutParams.MatchParent);
button.SetHeight(Convert.ToInt32((Main_Menu.SCREEN_HEIGHT - Main_Menu.ACTIONBAR_HEIGHT) * 0.6)/numRows);
button.Text = buttonTexts[position];
return button;
}
private readonly string[] buttonTexts =
{
"Button 1",
"Button 2",
"Button 3",
"Button 4"
};
}
任何帮助将不胜感激!
您可以发布您的适配器代码和完整的XML,好吗? – Marc
@Marc按要求添加。 – Ryalis
好奇你为什么重置布局参数和高度。尝试把它们放在if块中。离开button.Text = ...它在哪里。也请尝试删除button.SetHeight行。 – Marc