<DataGrid
Name="dataGrid1"
AutoGenerateColumns="False">
<!--省略N个代码-->
</DataGrid>
<StackPanel
Orientation="Horizontal">
<TextBlock
Text="转到"
Margin="5"/>
<TextBox
Name="tbxPageNum"
Text=""
/>
<TextBlock
Text="页"
/>
<Button
Content="GO"
Click="btnGo_Click"/>
<Button
Name="btnUp"
Content="上一页"
VerticalAlignment="Center"
Click="btnUp_Click"/>
<Button
Name="btnNext"
Content="下一页"
VerticalAlignment="Center"
Click="btnNext_Click"/>
<TextBlock
Height="20">
<TextBlock
Text="【共"
/>
<TextBlock
Name="tbkTotal"
Foreground="Red"
/>
<TextBlock
Text="页】"
/>
<TextBlock
Text="【当前"
/>
<TextBlock
Name="tbkCurrentsize"
Foreground="Red"
/>
<TextBlock
Text="页】"
/>
</TextBlock>
</StackPanel>
</Grid>
首先我们先写个分页的方法,供上面这些事件调用
后台代码
- //number表示每个页面显示的记录数 currentSize表示当前显示页数
- private void Binding(int number, int currentSize)
- {
- List<Information> infoList = new List<Information>();
- infoList = tbInfo.GetInformationList(); //获取数据源
- int count = infoList.Count; //获取记录总数
- int pageSize = 0; //pageSize表示总页数
- if (count % number == 0)
- {
- pageSize = count / number;
- }
- else
- {
- pageSize = count / number + 1;
- }
- tbkTotal.Text = pageSize.ToString();
- tbkCurrentsize.Text = currentSize.ToString();
- infoList = infoList.Take(number * currentSize).Skip(number * (currentSize - 1)).ToList(); //刷选第currentSize页要显示的记录集
- dataGrid1.ItemsSource = infoList; //重新绑定dataGrid1
- }
- //分页方法写好了 接下来就是响应下一页,上一页,和跳转页面的事件了
- //先定义一个常量
- const int Num=12; //表示每页显示12条记录
- //上一页事件
- private void btnUp_Click(object sender, RoutedEventArgs e)
- {
- int currentsize = int.Parse(tbkCurrentsize.Text); //获取当前页数
- if (currentsize > 1)
- {
- Binding(Num, currentsize - 1); //调用分页方法
- }
- }
- //下一页事件
- private void btnNext_Click(object sender, RoutedEventArgs e)
- {
- int total = int.Parse(tbkTotal.Text); //总页数
- int currentsize = int.Parse(tbkCurrentsize.Text); //当前页数
- if (currentsize < total)
- {
- Binding(Num, currentsize + 1); //调用分页方法
- }
- }
- //跳转事件
- private void btnGo_Click(object sender, RoutedEventArgs e)
- {
- int pageNum = int.Parse(tbxPageNum.Text);
- int total = int.Parse(tbkTotal.Text); //总页数
- if (pageNum >= 1 && pageNum <= total)
- {
- Binding(Num, pageNum); //调用分页方法
- }
- }