TreeNodeStyle.VerticalPadding Vlastnost
Definice
Důležité
Některé informace platí pro předběžně vydaný produkt, který se může zásadně změnit, než ho výrobce nebo autor vydá. Microsoft neposkytuje žádné záruky, výslovné ani předpokládané, týkající se zde uváděných informací.
Získá nebo nastaví velikost místa nad a pod textem uzlu.
public:
property System::Web::UI::WebControls::Unit VerticalPadding { System::Web::UI::WebControls::Unit get(); void set(System::Web::UI::WebControls::Unit value); };public System.Web.UI.WebControls.Unit VerticalPadding { get; set; }member this.VerticalPadding : System.Web.UI.WebControls.Unit with get, setPublic Property VerticalPadding As UnitHodnota vlastnosti
Velikost místa v pixelech nad a pod textem uzlu Výchozí hodnota je 0 pixelů.
Výjimky
Vybraná hodnota je typu Percentage nebo je menší než 0.
Příklady
Následující příklad kódu ukazuje, jak použít VerticalPadding vlastnost k určení svislého prostoru kolem textu uzlu.
<%@ Page Language="C#" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
void HorizontalPadding_Changed(Object sender, EventArgs e)
{
// Programmatically set the HorizontalPadding property based on the
// user's selection.
ItemsTreeView.ParentNodeStyle.HorizontalPadding = Convert.ToInt32(HorizontalPaddingList.SelectedItem.Text);
}
void VerticalPadding_Changed(Object sender, EventArgs e)
{
// Programmatically set the VerticalPadding property based on the
// user's selection.
ItemsTreeView.ParentNodeStyle.VerticalPadding = Convert.ToInt32(VerticalPaddingList.SelectedItem.Text);
}
void NodeSpacing_Changed(Object sender, EventArgs e)
{
// Programmatically set the NodeSpacing property based on the
// user's selection.
ItemsTreeView.ParentNodeStyle.NodeSpacing = Convert.ToInt32(NodeSpacingList.SelectedItem.Text);
}
void ChildNodePadding_Changed(Object sender, EventArgs e)
{
// Programmatically set the ChildNodesPadding property based on the
// user's selection.
ItemsTreeView.ParentNodeStyle.ChildNodesPadding = Convert.ToInt32(ChildNodesPaddingList.SelectedItem.Text);
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>TreeNodeStyle Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>TreeNodeStyle Example</h3>
<!-- Set the styles for the leaf nodes declaratively. -->
<asp:TreeView id="ItemsTreeView"
Font-Names= "Arial"
ForeColor="Blue"
ParentNodeStyle-ForeColor="Green"
ParentNodeStyle-HorizontalPadding="5"
ParentNodeStyle-VerticalPadding="5"
ParentNodeStyle-NodeSpacing="5"
ParentNodeStyle-ChildNodesPadding="5"
ExpandDepth="4"
runat="server">
<Nodes>
<asp:TreeNode Text="Table of Contents"
SelectAction="None">
<asp:TreeNode Text="Chapter One">
<asp:TreeNode Text="Section 1.0">
<asp:TreeNode Text="Topic 1.0.1"/>
<asp:TreeNode Text="Topic 1.0.2"/>
<asp:TreeNode Text="Topic 1.0.3"/>
</asp:TreeNode>
<asp:TreeNode Text="Section 1.1">
<asp:TreeNode Text="Topic 1.1.1"/>
<asp:TreeNode Text="Topic 1.1.2"/>
<asp:TreeNode Text="Topic 1.1.3"/>
<asp:TreeNode Text="Topic 1.1.4"/>
</asp:TreeNode>
</asp:TreeNode>
</asp:TreeNode>
</Nodes>
</asp:TreeView>
<hr />
<h5>Select the style settings for the parent nodes.</h5>
<table cellpadding="5">
<tr align="right">
<td>
Horizontal Padding:
<asp:DropDownList id="HorizontalPaddingList"
AutoPostBack="true"
OnSelectedIndexChanged="HorizontalPadding_Changed"
runat="server">
<asp:ListItem>0</asp:ListItem>
<asp:ListItem Selected="true">5</asp:ListItem>
<asp:ListItem>10</asp:ListItem>
</asp:DropDownList>
</td>
<td>
Vertical Padding:
<asp:DropDownList id="VerticalPaddingList"
AutoPostBack="true"
OnSelectedIndexChanged="VerticalPadding_Changed"
runat="server">
<asp:ListItem>0</asp:ListItem>
<asp:ListItem Selected="true">5</asp:ListItem>
<asp:ListItem>10</asp:ListItem>
</asp:DropDownList>
</td>
</tr>
<tr align="right">
<td>
Node Spacing:
<asp:DropDownList id="NodeSpacingList"
AutoPostBack="true"
OnSelectedIndexChanged="NodeSpacing_Changed"
runat="server">
<asp:ListItem>0</asp:ListItem>
<asp:ListItem Selected="true">5</asp:ListItem>
<asp:ListItem>10</asp:ListItem>
</asp:DropDownList>
</td>
<td>
Child Nodes Padding:
<asp:DropDownList id="ChildNodesPaddingList"
AutoPostBack="true"
OnSelectedIndexChanged="ChildNodePadding_Changed"
runat="server">
<asp:ListItem>0</asp:ListItem>
<asp:ListItem Selected="true">5</asp:ListItem>
<asp:ListItem>10</asp:ListItem>
</asp:DropDownList>
</td>
</tr>
</table>
</form>
</body>
</html>
<%@ Page Language="VB" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
Sub HorizontalPadding_Changed(ByVal sender As Object, ByVal e As EventArgs)
' Programmatically set the HorizontalPadding property based on the
' user's selection.
ItemsTreeView.ParentNodeStyle.HorizontalPadding = Convert.ToInt32(HorizontalPaddingList.SelectedItem.Text)
End Sub
Sub VerticalPadding_Changed(ByVal sender As Object, ByVal e As EventArgs)
' Programmatically set the VerticalPadding property based on the
' user's selection.
ItemsTreeView.ParentNodeStyle.VerticalPadding = Convert.ToInt32(VerticalPaddingList.SelectedItem.Text)
End Sub
Sub NodeSpacing_Changed(ByVal sender As Object, ByVal e As EventArgs)
' Programmatically set the NodeSpacing property based on the
' user's selection.
ItemsTreeView.ParentNodeStyle.NodeSpacing = Convert.ToInt32(NodeSpacingList.SelectedItem.Text)
End Sub
Sub ChildNodePadding_Changed(ByVal sender As Object, ByVal e As EventArgs)
' Programmatically set the ChildNodesPadding property based on the
' user's selection.
ItemsTreeView.ParentNodeStyle.ChildNodesPadding = Convert.ToInt32(ChildNodesPaddingList.SelectedItem.Text)
End Sub
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>TreeNodeStyle Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>TreeNodeStyle Example</h3>
<!-- Set the styles for the leaf nodes declaratively. -->
<asp:TreeView id="ItemsTreeView"
Font-Names= "Arial"
ForeColor="Blue"
ParentNodeStyle-ForeColor="Green"
ParentNodeStyle-HorizontalPadding="5"
ParentNodeStyle-VerticalPadding="5"
ParentNodeStyle-NodeSpacing="5"
ParentNodeStyle-ChildNodesPadding="5"
ExpandDepth="4"
runat="server">
<Nodes>
<asp:TreeNode Text="Table of Contents"
SelectAction="None">
<asp:TreeNode Text="Chapter One">
<asp:TreeNode Text="Section 1.0">
<asp:TreeNode Text="Topic 1.0.1"/>
<asp:TreeNode Text="Topic 1.0.2"/>
<asp:TreeNode Text="Topic 1.0.3"/>
</asp:TreeNode>
<asp:TreeNode Text="Section 1.1">
<asp:TreeNode Text="Topic 1.1.1"/>
<asp:TreeNode Text="Topic 1.1.2"/>
<asp:TreeNode Text="Topic 1.1.3"/>
<asp:TreeNode Text="Topic 1.1.4"/>
</asp:TreeNode>
</asp:TreeNode>
</asp:TreeNode>
</Nodes>
</asp:TreeView>
<hr />
<h5>Select the style settings for the parent nodes.</h5>
<table cellpadding="5">
<tr align="right">
<td>
Horizontal Padding:
<asp:DropDownList id="HorizontalPaddingList"
AutoPostBack="true"
OnSelectedIndexChanged="HorizontalPadding_Changed"
runat="server">
<asp:ListItem>0</asp:ListItem>
<asp:ListItem Selected="true">5</asp:ListItem>
<asp:ListItem>10</asp:ListItem>
</asp:DropDownList>
</td>
<td>
Vertical Padding:
<asp:DropDownList id="VerticalPaddingList"
AutoPostBack="true"
OnSelectedIndexChanged="VerticalPadding_Changed"
runat="server">
<asp:ListItem>0</asp:ListItem>
<asp:ListItem Selected="true">5</asp:ListItem>
<asp:ListItem>10</asp:ListItem>
</asp:DropDownList>
</td>
</tr>
<tr align="right">
<td>
Node Spacing:
<asp:DropDownList id="NodeSpacingList"
AutoPostBack="true"
OnSelectedIndexChanged="NodeSpacing_Changed"
runat="server">
<asp:ListItem>0</asp:ListItem>
<asp:ListItem Selected="true">5</asp:ListItem>
<asp:ListItem>10</asp:ListItem>
</asp:DropDownList>
</td>
<td>
Child Nodes Padding:
<asp:DropDownList id="ChildNodesPaddingList"
AutoPostBack="true"
OnSelectedIndexChanged="ChildNodePadding_Changed"
runat="server">
<asp:ListItem>0</asp:ListItem>
<asp:ListItem Selected="true">5</asp:ListItem>
<asp:ListItem>10</asp:ListItem>
</asp:DropDownList>
</td>
</tr>
</table>
</form>
</body>
</html>
Poznámky
VerticalPadding Pomocí vlastnosti můžete řídit velikost svislého místa kolem textu uzlu, na který TreeNodeStyle je třída použita. Toto místo se vloží mezi horní okraj textu a ohraničení textové oblasti a mezi dolním okrajem textu a ohraničení textu. Chcete-li řídit vodorovné mezery, použijte HorizontalPadding vlastnost.
Hodnota této vlastnosti je uložena ve stavu zobrazení.