chapter 4  embedding html5 in epub

... rather than optimize your code at the expense of increasing its complexity, thus making it less maintainable Caching can also be a big win in providing scalability when you have a bottleneck like ... of the components in the wrapping chain that have yet to be executed They are returned in order based on their position in the wrapping chain Dhandler-Related Methods Certain request object methods ... on the stack contains, sending it to the next buffer below it in the stack Depending on what other buffers are below it, the flushing may continue through the entire stack, meaning output will...

Ngày tải lên: 14/12/2013, 12:15

... method but for methods instead of subcomponents • title Returns a printable string identifying this component It is intended to uniquely identify a component within a given interpreter although ... an Apache object Incoming parameter handling is covered in Chapter Methods Available When Using ApacheHandler or CGIHandler Two additional request methods are available when using the HTML::Mason::ApacheHandler ... declared in the component's section These keys include the variable prefix, so they are strings like $foo or %bar Each key's value is itself a hash reference, which contains a single key,...

Ngày tải lên: 14/12/2013, 12:15

... used often in conjunction with interfaces and skins These words are used interchangeably, although there are some differences in their meaning A single, overall theme is made up of many skins The ... skin does not depend on another that is farther down in the "skin hierarchy." (This is discussed later in this chapter in the Section 4.3.1 section.) Planning Your Interface Before you begin ... Cross-Platform Interface Considerations Often in traditional interface development, you try to make things look and work right on a single platform Using something like MFC on Windows, for example,...

Ngày tải lên: 28/10/2013, 15:15

... value of -mozbinding is a URL pointing to the section in an XML -moz- bindings file where the XBL is defined: binding new-widget { -moz-binding: Property Description chrome://xfly/bindings/extras.xml#superbutton; ... container at the start, box-pack center, or end 4.2.4 Referencing Images in CSS Another basic function of the CSS in any Mozilla skin is to incorporate images into the user interface A Mozilla skin ... only in the Modern skin They are gradually making their way into the skins; as of this writing, there are three or four image sheets in the Modern skin each corresponding to an area, toolbar,...

Ngày tải lên: 28/10/2013, 15:15

... to style print buttons appearing in different places (i.e., under different element parents) in the UI Example 4-6 CSS for print button in navigator skin #print-button { -moz-binding : url("chrome://communicator/skin/menubuttonBindings ... /* ::::: XBL bindings ::::: */ toolbarbutton[type="menu-button"] { -moz-binding: url("chrome://global/skin/globalBindings.xml#toolba r-menu-button"); } menulist-compact { -moz-binding: url("chrome://global/content/bindings/menulist.xml# ... xul-stylesheet processing instruction, you in effect load these skins Also included in Example 4-7 are a couple of binding attachments, which attach content to elements that match certain style rules...

Ngày tải lên: 07/11/2013, 09:15

... use a binding in which certain intrinsic looks and behaviors are defined in a way that's transparent to you and to the user of the application The style for these bindings is located in the content ... enough information to make buttons, for example, look like buttons and menu items look like menu items Increasingly, basic styles are also being defined in the XBL bindings for widgets For instance, ... xfly.css, save it in the skins subdirectory, and load it from your xfly.xul file by adding the following stylesheet loading instruction at the top:

Ngày tải lên: 07/11/2013, 09:15

... -moz- binding This property defines a binding for the XUL element styled by this style rule The chrome URL that the -mozbinding property points to is where an XBL-based definition of a print button ... Binding New Widgets to the Interface Using XBL A description of skins wouldn't be complete without a mention of binding widgets by using XBL, a very powerful feature of CSS in Mozilla The moz-binding ... is located Creating a style rule in which your XUL element (in this case, a button in which the ID is "print-button") and the use of the -moz-binding to point to the XBL defines new properties,...

Ngày tải lên: 07/11/2013, 09:15

... projectile velocity is: v y = v0 sin θ − gt At point A: v y = → v0 sin θ − gt → t = H = y (t ) = ( v0 sin θ ) t − vo sin θ o H= 2g v0 sin θ g gt v sin θ g  v0 sin θ  = ( v0 sin θ ) −  ÷ → g 2 g  (4 ... correspond to point O and is of no interest gt Solution v0 sin θ − = This solution correspond to point A 2v0 sin θ From solution we get: t = If we substitute t in eqs.2 we get: g 2 2vo vo R= sin θ o cos ... (eqs.4) If we eliminate t between equations and we get: v y − ( v0 sin θ ) = −2 g ( y − yo ) g Here xo and yo are the coordinates of the launching point For many problems the launching point is taken...

Ngày tải lên: 13/12/2013, 05:15

... recommended Instructions for installing Perl are contained in the INSTALL file, included with the distributions If you're on some variety of Windows, you may find it much easier to install a version ... unwilling or unable to store session cookies The XSLT support is particularly interesting, since combining it with the output caching features means that you can use dynamic XSLT transformations in ... this book hits the shelves Instructions for installing Apache are included in its INSTALL file or, if you're building mod_perl too, you can just let mod_perl build and install Apache for you •...

Ngày tải lên: 14/12/2013, 12:15

... directly using its name in plain text or indirectly as the result of Perl expression like $component in the example In addition, component calls can take arguments (like width and admin in the third ... originally found in the component In a sense, this inverts the component, turning it from text with embedded Perl into Perl with embedded text The markup language Mason uses can give certain parts ... components contains a simple tag to in- place substitution of Perl expressions, a way to mark a single line as being a line of Perl, and a set of block tags, most of which contain Perl code that...

Ngày tải lên: 14/12/2013, 12:15

... in this block are in scope both in the component's main body and in any subcomponents or methods it may contain This is useful for sharing a common chunk of code between all the parts of a single ... memory or the Perl interpreter running Mason shuts down, whichever comes first The section is useful for things like creating database handles or instantiating large, resourceintensive objects ... and blocks require a name in the initial tag In the following example, a subcomponent named make_a_link is defined: ...

Ngày tải lên: 14/12/2013, 12:15

... often no filtering is necessary Inspecting the Wrapping Chain When Mason processes a request, it builds the wrapping chain and then executes each component in the chain, starting with the topmost ... component will be invoked by Mason and the remainder of the path will be placed (by Apache) into $r->path_info Note that the majority of this handling is done by Apache; Mason steps into the picture ... construct "file-terminating" URLs and use $r->path_info to get at the remaining bits However, if you've got a directory tree under Mason's control and you want to provide intelligent behavior...

Ngày tải lên: 14/12/2013, 12:15

... calling $m->base_comp from within any of these three components will return a component object representing /staff/flintoff.mas In the example, that component object is stored in $self Invoking ... happen only once per request Now imagine another scenario, one in which the method needs to examine the incoming arguments in order to generate its output For instance, suppose you request /view_user.html?id=2982, ... calling it The method could then either declare $id in an block or examine the incoming %ARGS hash directly An example using request_args() follows:

Ngày tải lên: 14/12/2013, 12:15

... whether it occurs in a component located in the mine or shared component root will look for the indicated component, first in mine, then in shared if none is found in mine An Advanced Inheritance ... component, including the top-level autohandler, can inherit from a component of your choosing However, specifying an autohandler's inheritance explicitly can easily lead to an infinite inheritance chain ... root This is analogous to telling Perl to look for modules in the various @INC directories or to telling Unix or Windows to look for executable programs in your PATH In Chapter and Chapter you will...

Ngày tải lên: 14/12/2013, 12:15

... object contains another object, the containing object will accept constructor parameters intended for the contained object For example, the Interpreter object will accept parameters intended for ... will accept, including parameters inherited from its parent: • allow_globals You may want to allow access to certain Perl variables across all components without declaring or initializing them each ... Compiler's properties after creation, but interesting effects could be achieved by doing so: % my $save_pkg = $m->interp->compiler >in_ package; % $m->interp->compiler >in_ package('MyApp::OtherPackage');...

Ngày tải lên: 14/12/2013, 12:15

... declaring ourselves as being in the MyMason::MyApp namespace? Look at our PerlHandler directive It indicates that the handler subroutine will be found in that same namespace The first few lines ... This object contains an HTML::Mason::Interp object As we discussed in the previous chapter, when a Mason object contains another Mason object, you can pass parameters to the containing object's constructor ... are intended for the contained object(s) This means that parameters that are intended for the Interpreter object's constructor can be passed to the ApacheHandler's new() method In addition, since...

Ngày tải lên: 14/12/2013, 12:15

... while in $self-> {in_ block} block" unless $self-> {in_ block} eq $p{block_type}; Another sanity check is in the start_block() method It's always a good thing to make sure that the lexer is giving ... Cache::FileCache; use Digest::SHA1; We solve our subclassing problem with the following code There is nothing wrong with changing a class's inheritance dynamically in Perl, so that's what we The alter_superclass() ... concatenate the two together • A lexer subclass enabling ASP-style syntax • An ApacheHandler subclass that munges incoming strings into Unicode, using the Encode module from CPAN • A CGIHandler subclass...

Ngày tải lên: 21/01/2014, 06:20

... producers The growth inhibition test of dimeglumine gadopentetate was conducted in agreement with the standard DIN 38 412 L8.27 It was incubated in an aqueous solution including nutrients, with ... several gadolinium-containing contrast enhancing agents for MRI and provides an environmental risk assessment based on the information obtained MRI is an essential tool in the noninvasive diagnostics ... under the incubation with activated sludge bacteria was studied in screening tests 4.2 METHODS All described tests were performed according to internationally standardized guidelines and in accordance...

Ngày tải lên: 18/06/2014, 16:20

... retained in the reactor, is only defined with a given L and settling time: (Vs )min L settling time (4.3) Only those bioparticles with a settling velocity greater than (Vs)min can be retained in the ... 2004 The minimum settling velocities were obtained from McSwain et al (2005) Data of sludge size are not available 10 minutes As shown in equation 4.3, the minimum settling velocity, (Vs)min can ... example, D3 means on day 3) Arrows indicate differences in dominated bands during start-up; boxes indicate dominant bands at steady state (From McSwain, B S., Irvine, R L., and Wilderer, P A 2004...

Ngày tải lên: 18/06/2014, 16:20

... Thus, the uncertainties in σ determination by the single-particle levitation experiment lie largely in estimating the product (VdtiK) Taking a typical droplet of 15 µm in diameter, an induction time ... jacket that can maintain the cell temperature within ±0.1°C A linear, vertically polarized He-Ne laser beam, entering the cell through a side window, illuminates the particle, to µm in diameter when ... otherwise inaccessible to measurement with bulk samples An earlier review by Davis11 documented the progress up to 1982 Since then, many interesting investigations have appeared in the literature In...

Ngày tải lên: 18/06/2014, 19:20