By Matt Frisbie
Read or Download AngularJS Web Application Development Cookbook PDF
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Extra info for AngularJS Web Application Development Cookbook
This directive first initializes the element with some basic CSS in order to have the relevant anchor point somewhere you can move the cursor around fully. This value is taken from an element attribute in the same fashion it was used in the previous recipe. $apply() wrapper. $apply() wrapper and test the directive, you will notice that while the handler code does execute, the DOM does not get updated. This is because the event that the application is listening for does not occur in the AngularJS context—it is merely a browser DOM event, which AngularJS does not listen for.
The parent scope is unchanged and obscured from inside the directive's link function. See also ff The Directive scope inheritance recipe goes over the basics that involve carrying the parent scope through a directive ff The Directive templating recipe examines how a directive can apply an external scope to an interpolated template ff The Directive transclusion recipe demonstrates how a directive handles the application of a scope to the interpolated existing nested content 34 Chapter 1 Directive transclusion Transclusion on its own is a relatively simple construct in AngularJS.
Linking directives For a large subset of the directives you will eventually build, the bulk of the heavy lifting will be done inside the directive's link function. This function is returned from the preceding compile function, and as seen in the previous recipe, it has the ability to manipulate the DOM in and around it. net/msfrisbie/a0ywomq1/ How it works… This directive has a lot more to wrap your head around. You can see that it has $document injected into it, as you need to define event listeners relevant to this directive all across $document.
AngularJS Web Application Development Cookbook by Matt Frisbie
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