Silverlight DataGrid使用之一 显示篇(4)

int pagecount;//页总数

SilverlightApplication1.ServiceReference1.Service1Client c = new ServiceReference1.Service1Client();

public DataGridControl() {

InitializeComponent();

c.GetCDatasCompleted += new

EventHandler(c_GetCDatasCompleted);

c.GetCDatasAsync(currentIndex,pagesize); c.PageCountCompleted += new

EventHandler(c_PageCountCompleted); c.PageCountAsync(pagesize); }

void c_PageCountCompleted(object sender, PageCountCompletedEventArgs e) {

if (e.Error == null) {

pagecount = e.Result;

textBlock1.Text = currentIndex + 1 + \ } }

void c_GetCDatasCompleted(object sender, ServiceReference1.GetCDatasCompletedEventArgs e) {

if (e.Error == null) {

dataGrid1.ItemsSource = e.Result; } }

private void dataGrid1_LoadingRow(object sender, DataGridRowEventArgs e) {

}

//下页

private void button2_Click(object sender, RoutedEventArgs e) {

currentIndex++;

if (pagecount-1 <= currentIndex) {

currentIndex = pagesize -3;

c.GetCDatasAsync(currentIndex, pagesize); button2.IsEnabled = false; button1.IsEnabled = true; } else {

c.GetCDatasAsync(currentIndex, pagesize); button1.IsEnabled = true; }

textBlock1.Text = currentIndex+1 + \ }

//上页

private void button1_Click(object sender, RoutedEventArgs e) {

currentIndex--;

if (0 >= currentIndex) {

currentIndex = 0;

c.GetCDatasAsync(currentIndex, pagesize); button1.IsEnabled = false; button2.IsEnabled = true; } else {

c.GetCDatasAsync(currentIndex, pagesize); button2.IsEnabled = true; }

textBlock1.Text = currentIndex + 1 + \ } } }

显示效果