public void ViewState() { ListItemCollection c; ListItemCollection c2; ListItem i; ListItem i2; object state; c = new ListItemCollection(); i = new ListItem("Item 1", "1"); i2 = new ListItem("Item 2", "2"); ((IStateManager)c).TrackViewState(); c.Add(i); c.Add(i2); Assert.AreEqual(2, c.Count, "V1"); state = ((IStateManager)c).SaveViewState(); c2 = new ListItemCollection(); ((IStateManager)c2).LoadViewState(state); Assert.AreEqual(2, c2.Count, "V2"); Assert.AreEqual("Item 1", c2.FindByText("Item 1").ToString(), "V3"); Assert.AreEqual("Item 2", c2.FindByText("Item 2").ToString(), "V4"); Assert.AreEqual(false, c2.IndexOf(i) == c2.IndexOf(i2), "V5"); }
/// <summary> /// 在UI控件呈现之前,将DropDownList控件的选择项设为指定的模式。 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> protected void Page_PreRender(object sender, EventArgs e) { ListItemCollection items = DisplayModeDropdown.Items; int selectedIndex = items.IndexOf(items.FindByText(_manager.DisplayMode.Name)); DisplayModeDropdown.SelectedIndex = selectedIndex; }
public ListItemCollection GetMonth2(string selecteditem) { ListItemCollection lst = new ListItemCollection(); lst = GetMonth(); lst.IndexOf(lst.FindByValue(selecteditem)); return(lst); }
}//void DropDownListDisplayMode_SelectedIndexChanged() /// <summary>Page_PreRender</summary> /// <remarks>Set the selected item equal to the current display mode.</remarks> public void Page_PreRender ( object sender, EventArgs e ) { ListItemCollection items = DropDownListDisplayMode.Items; int selectedIndex = items.IndexOf(items.FindByText(webPartManager.DisplayMode.Name)); DropDownListDisplayMode.SelectedIndex = selectedIndex; }//void Page_PreRender()
public void IndexOfTest() { ListItemCollection c; ListItem i; ListItem i2; c = new ListItemCollection(); i = new ListItem("Item 1", "1"); i2 = new ListItem("Item 2", "2"); c.Add(i); c.Add(i2); i = new ListItem("Item 2", "2"); // test same vs equal Assert.AreEqual(1, c.IndexOf(i), "IO1"); Assert.AreEqual(1, c.IndexOf(i2), "IO2"); }
public void Methods() { ListItemCollection c; ListItem i; ListItem i2; c = new ListItemCollection(); Assert.AreEqual(0, c.Count, "T1"); i = new ListItem("Item 1", "10"); c.Add(i); Assert.AreEqual(1, c.Count, "T2"); i = new ListItem("This is item 2", "20"); c.Add(i); Assert.AreEqual(2, c.Count, "T3"); Assert.AreEqual(null, c.FindByText(" is "), "T4"); Assert.AreEqual(i.Text, c.FindByText("This is item 2").Text, "T5"); Assert.AreSame(i, c.FindByText("This is item 2"), "T6"); Assert.AreEqual(1, c.IndexOf(c.FindByText("This is item 2")), "T7"); Assert.AreEqual(1, c.IndexOf(c.FindByValue("20")), "T8"); i = new ListItem("Item 3", "30"); Assert.IsFalse(c.Contains(i), "T9"); c.Add(i); Assert.IsTrue(c.Contains(i), "T10"); i = new ListItem("Forth", "40"); i2 = new ListItem("Fifth", "50"); c.AddRange(new ListItem[] { i, i2 }); Assert.AreEqual(5, c.Count, "T11"); c.RemoveAt(1); Assert.AreEqual(4, c.Count, "T12"); Assert.AreEqual(null, c.FindByText("This is item 2"), "T13"); c.Clear(); Assert.AreEqual(0, c.Count, "T13"); }
protected void GenerateModeList(object sender, EventArgs e) { WebPartManager _manager = WebPartManager.GetCurrentWebPartManager(Page); String browserModeName = WebPartManager.BrowseDisplayMode.Name; DropDownListModes.Items.Clear(); // Fill the drop-down list with the names of supported display modes foreach (WebPartDisplayMode mode in _manager.SupportedDisplayModes) { String modeName = mode.Name; if (mode.IsEnabled(_manager)) { ListItem item = new ListItem(modeName, modeName); DropDownListModes.Items.Add(item); } } // Select current mode ListItemCollection items = DropDownListModes.Items; int selectedIndex = items.IndexOf(items.FindByText(_manager.DisplayMode.Name)); DropDownListModes.SelectedIndex = selectedIndex; }