In the following webform, the first Label will display with the BlueViolet color of the Odeish theme, while the second label will override the skin setting and display with a DarkSalmon color. Just to be clear: if we had specified a Theme instead of a StyleSheetTheme, both labels would display with the BlueViolet color. If we were to specify a Theme for our pages in web. Interesting note: the Visual Studio designer will display the form with the skins applied when a StyleSheetTheme is in effect.
The designer does not apply skins when a Theme is in effect. Themes and CSS files can work together to control the look of your application. You can add one or more. The pages created by the IDE have this setting automatically. Obviously, style sheets and skins have some overlap. For instance we could use a skin to set the ForeColor of our label, or we could have used a CSS class to set the color of our label text perhaps by setting the CssClass property of the label with a skin.
Web designers will be more comfortable with css files. If you put the design of your site into the hands of professionals than you should be asking them to use css wherever possible.
This will allow you to just drop new and updated css files into the theme folders and be ready to go. Developers might be more comfortable with skins. Since skins look just like a control declaration, a developer will have an easy time creating a skin file. There is also no need to know in advance what HTML a complex server-side web control will produce in order to write the correct class and styles.
Skins are applied server-side and can set more than just style related properties. For example, in our Calendar. Likewise, you can control some areas with CSS like the body element above with style sheets and not skins While the settings in a style sheet cascade, the properties in a skin are absolute, i. Different browsers may react to style sheets in different ways. NET to translate those settings into the correct settings for the client.
You can also include images in the themes directories. Themes can also be stored in the web. Themes declared in this file are therefore not required to be declared in any other file under the Page tag. You can create your own themes for applying to your site or individual pages. In the page theme you define control skins - settings for individual controls such as Button s, TextBox es, hyperlinks and DataGrid etcetera.
You typically define a control skin for each type of control that you want to use in your application and set the control properties so that all the controls have a similar look.
However, note that themes configure only the visual properties of a control and does not alter their runtime behaviour. Here's is a typical example of a skin file:. All global themes that were released with Beta 1 can be found inside the. These files can help you understand the skin files better.
Named skins define different layouts for two or more server controls with unique ID's. A theme is a collection of property settings that allow you to define the look of pages and controls, and then apply the look consistently across pages in a Web application, across an entire Web application, or across all Web applications on a server.
A set of example ASP. NET themes is also available: Download. Themes are made up of a set of elements: skins, cascading style sheets CSS , images, and other resources.
At a minimum, a theme will contain skins. Themes are defined in special directories in your Web site or on your Web server. A skin file has the file name extension.
Control skin settings are like the control markup itself, but contain only the properties you want to set as part of the theme.
For example, the following is a control skin for a Button control:. You create. You can define skins in a separate file for each control or define all the skins for a theme in a single file. A default skin automatically applies to all controls of the same type when a theme is applied to a page. A control skin is a default skin if it does not have a SkinID attribute. For example, if you create a default skin for a Calendar control, the control skin applies to all Calendar controls on pages that use the theme.
Default skins are matched exactly by control type, so that a Button control skin applies to all Button controls, but not to LinkButton controls or to controls that derive from the Button object. A named skin is a control skin with a SkinID property set. Named skins do not automatically apply to controls by type.
Instead, you explicitly apply a named skin to a control by setting the control's SkinID property. Creating named skins allows you to set different skins for different instances of the same control in an application. A theme can also include a cascading style sheet.
When you put a. You define a style sheet using the file name extension. Themes can also include graphics and other resources, such as script files or sound files. Themes in ASP. Gajanan Bokade Updated date Jan 13, How to apply themes There are 3 different options to apply themes to our website: Setting the theme at the page level: the Theme attribute is added to the page directive of the page. NET Web application. Next Recommended Reading. Windows 10 Vs Windows
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