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ASP.NET 4 Unleased - p 2 doc
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... Localization Expressions 143 8
Implicit Localization Expressions. 144 1
Using Local Resources with Page Properties 144 3
Retrieving Local Resources Programmatically 144 4
Creating Global Resources 144 6
Retrieving ... 145 4
Creating a Simple BuildProvider 145 4
Creating a Data Access Component BuildProvider 145 8
Creating a Custom ExpressionBuilder. 146 4
Creating a Lookup ExpressionBuilder 146 5
Creating HTTP ... Global.asax File 148 3
Creating Custom HTTP Modules 148 7
Summary 148 9
32 Building Dynamic Data Applications. 149 1
Introducing ASP. NET Dynamic Data 149 1
Building a Dynamic Data Application . 149 2
Working...
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ASP.NET 4 Unleased - p 3 docx
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... VII: Building ASP. NET Applications—Discusses a variety of topics related to
building ASP. NET applications. For example, you learn how to improve the perfor-
mance of your ASP. NET applications by ... with the aspnet_regiis Tool 1557
Encrypting Sections Programmatically . 1558
Deploying Encrypted Web Configuration Files . 1561
Summary 15 64
35 Deploying ASP. NET Web Applications . 1565
Packaging ... Wow! eBook
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33 Building ASP. NET MVC Applications. 1501
Introducing the ASP. NET MVC Framework . 1501
Models 1502
Views 1502
Controllers 1502
Creating Your First ASP. NET MVC Application 1502...
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ASP.NET 4 Unleased - p 4 potx
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... eBook
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CHAPTER 1
Overview of the
ASP. NET Framework
IN THIS CHAPTER
. ASP. NET and the .NET
Framework
. Understanding ASP. NET
Controls
. Understanding ASP. NET Pages
. Installing ASP. NET
. Summary
Let’s ... (msdn.Microsoft.com), “Building ASP. NET 2.0
Web Sites Using Web Standards.”
ASP. NET and the .NET Framework
ASP. NET is part of the Microsoft .NET Framework. To build ASP. NET pages, you need to
take ... Adding a new ASP. NET page.
From the Library of Wow! eBook
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From the Library of Wow! eBook
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ASP. NET and the .NET Framework
The final part of the page is...
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ASP.NET 4 Unleased - p 6 doc
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... ptg
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CHAPTER 1 Overview of the ASP. NET Framework
FIGURE 1.10 Preserving state between postbacks.
The ASP. NET Framework uses a trick called View State. If you open the page in Listing ... the page is posted back
to the server, ASP. NET Framework rips apart this string and re-creates the values of all the
properties stored in View State. In this way, ASP. NET Framework preserves ... From the
perspective of ASP. NET, nothing happens until the page is posted back to the server and
can execute within the context of .NET Framework.
Notice that two parameters are passed to the...
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ASP.NET 4 Unleased - p 7 pps
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... =
➥
“~/FirstPage.aspx”;
if ((global: :ASP. firstpage_aspx.@__initialized == false))
{
dependencies = new string[1];
dependencies[0] = “~/FirstPage.aspx”;
global: :ASP. firstpage_aspx.@__fileDependencies ... two-file ASP. NET pages.
All the code samples in this book are written as single-file ASP. NET pages. In a single-file
ASP. NET page, a single file contains both the page code and page controls. The page ...
<div>
< ;asp: DropDownList
id=”DropDownList1”
Runat=”server”>
< ;asp: ListItem Text=”Oranges” />
< ;asp: ListItem Text=”Apples” />
< /asp: DropDownList>
< ;asp: Button
id=”Button1”...
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ASP.NET 4 Unleased - p 8 pot
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... while a page executes, you can enable tracing for a
particular page or an entire application. The ASP. NET Framework supports both page-level
tracing and application-level tracing.
The page in ... on.
WARNING
AutoEventWireUp does not work for every page event. For example, it does not work
for the Page_InitComplete() event.
Using the Page.IsPostBack Property
The Page class includes a property called the IsPostBack ... initialize
the property every time a page loads. Because View State saves the state of control proper-
ties across page posts, you typically initialize a control property only once, when the page
first...
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... ASP. NET 2.0 pages,
ASP. NET 3.0 pages, ASP. NET 3.5 pages, and ASP. NET 4 pages. Each version of .NET
Framework is installed in the following folder:
C:\WINDOWS\Microsoft .NET\ Framework
For example, ... a property named the AssociatedControlID property. You can set this
property to point at an ASP. NET control that represents a form field.
For example, the page in Listing 2.3 contains a simple ... command prompt located in the
v1.0.3705, v1.1 .43 22, v2.0.50727, or v4.0.30128 folders enables the 1.0, 1.1, 2.0, or 4
version of ASP. NET for a virtual directory named MyApplication:
aspnet_regiis...
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... does support one property not supported by the Label control: the
Mode property. The Mode property enables you to encode HTML content and accepts any of
the following three values:
. PassThrough—Displays ...
control does not support any of the formatting properties supported by the <span> tag.
For example, the Literal control does not support either the CssClass or BackColor
properties.
FIGURE ... after stripping markup not support-
ed by the requesting device.
For example, the page in Listing 2.5 contains three Literal controls set to the three possi-
ble values of the Mode property (see...
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... using Internet Explorer, you can configure AutoComplete by selecting Tools,
Internet Options, Content, and clicking the AutoComplete button. The ASP. NET Framework
does not support AutoComplete for ... control, like the TextBox control, supports the AutoPostBack
property. The page in Listing 2.11 illustrates how you can use the AutoPostBack property
to post the form containing the check box ... ptg
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Accepting User Input
2
For example, the page in Listing 2.9 sets the focus to the first of two form fields.
LISTING 2.9 TextBoxFocus.aspx
<%@ Page Language=”C#” %>
<!DOCTYPE...
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ASP.NET 4 Unleased - p 12 pot
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... runat=”server”>
protected void btnTarget_Click(object sender, ImageClickEventArgs e)
{
if ((e.X > 90 && e.X < 110) && (e.Y > 90 && e.Y < 110) )
lblResult.Text ... some people turn off images in their browsers for a faster
surfing experience.
From the Library of Wow! eBook
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CHAPTER 2 Using the Standard Controls
Submitting Form Data
The ASP. NET Framework ... example, the page in Listing 2. 14 contains a Button control. When you click the
Button control, the time displayed by a Label control is updated (see Figure 2.10).
LISTING 2. 14 ShowButton.aspx
<%@...
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... eBook
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CHAPTER 2 Using the Standard Controls
In the Page_Load event handler in Listing 2.21, the PreviousPage property gets a reference
to the previous page (the ButtonSearch.aspx page ... previous page, you can expose the control through a page property. The page in
Listing 2.22 exposes the txtSearch TextBox through a property named SearchString. The
page posts the form data to a page ... ButtonSearchResults.aspx. The
ButtonSearchResults.aspx page is contained in Listing 2.21.
LISTING 2.20 ButtonSearch.aspx
<%@ Page Language=”C#” %>
<!DOCTYPE html PUBLIC “-//W3C//DTD...
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ASP.NET 4 Unleased - p 14 docx
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... OnClick=”mapMenu_Click”>
< ;asp: RectangleHotSpot
PostBackValue=”ToUpper”
Left=”0”
Top=”0”
Right=”100”
Bottom=”30”
AlternateText=”To Uppercase” />
< ;asp: RectangleHotSpot
PostBackValue=”ToLower”
Left=”100”
Top=”0”
Right=”200”
Bottom=”30” ... PostBack.
Using the Panel Control
The Panel control enables you to work with a group of ASP. NET controls.
For example, you can use a Panel control to hide or show a group of ASP. NET controls.
The page in ... />
< ;asp: RectangleHotSpot
NavigateUrl=”Products.aspx”
Left=”100”
Top=”0”
Right=”200”
Bottom=”50”
AlternateText=”Navigate to Products” />
< ;asp: RectangleHotSpot
NavigateUrl=”Services.aspx”
Left=”200”
Top=”0”
Right=”300”
Bottom=”50”
AlternateText=”Navigate...
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... />
< ;asp: RequiredFieldValidator
id=”reqProductPrice”
ControlToValidate=”txtProductPrice”
Text=”(Required)”
Display=”Dynamic”
Runat=”server” />
< ;asp: CompareValidator
id=”cmpProductPrice” ... /><br />
< ;asp: Label
id=”lblProductPrice”
Text=”Product Price:”
AssociatedControlID=”txtProductPrice”
Runat=”server” />
<br />
< ;asp: TextBox
id=”txtProductPrice”
Columns=”5” ... ImageUrl
property. If you set both the Text and ImageUrl properties, the ImageUrl property takes
precedence.
Summary
In this chapter, you were introduced to the core controls of ASP. NET 4 Framework....
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ASP.NET 4 Unleased - p 16 potx
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... the Page.IsValid property several times when building applications. Because you
do not normally develop a web application with JavsaScript disabled in your browser,
you won’t notice the problem ... the Display Property
All the validation controls include a Display property that determines how the validation
error message is rendered. This property accepts any of the following three possible ...
attempt to submit a form at least once or you enter and remove data in a form field.
Almost all desktop browsers support client-side JavaScript. Supported browsers include
Internet Explorer,...
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ASP.NET 4 Unleased - p 17 doc
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... Register form (see Figure 3 .4) .
FIGURE 3 .4 Using validation groups.
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You can assign any string to the ValidationGroup property. The only purpose of the string
is ... Library of Wow! eBook
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1 34
LISTING 3.5 ShowValidationGroups.aspx
<%@ Page Language=”C#” %>
<!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN”
“http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> ... eBook
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CHAPTER 3 Using the Validation Controls
LISTING 3.8 ShowInitialValue.aspx
<%@ Page Language=”C#” %>
<!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN”
“http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”>...
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