American Audio DCD-PRO240 Manuel d'utilisateur Page 223

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Freeway Reference: Appendices
223
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There are, however, a few limitations in table-based layout, such as not being able to place an item on top of an HTML item which
has content or graphic effects applied (as that will make the HTML item “overflow”) and placing HTML items on top of graphic items
usually results in the graphic item slicing apart as the content of the HTML item grows when rendered in a browser.
If an item is placed on top of an HTML item which has content inside it, the
HTML item in the background will “overflow” and its content will not be
published. This is a limitation of using table-based layout.
When an HTML text item is placed on top of a graphic item, if the
HTML text grows when rendered in a browser (which it often does),
that will force the graphic background item to “slice” apart to show the
page background in between.
Another disadvantage of using table-based layout is that you will not be able to use many of the more complex Freeway Actions
(because for those Actions to work it requires an item to be a layer item so it can be targeted specifically).
Occasionally, the spacing between table-based items can behave a little erratically—and that is usually caused when a long HTML item is
used alongside a column of separate items, such as navigation buttons. This can happen if the HTML text grows slightly in height when
viewed in a browser, which can force the column of separate items to display with uneven spacing. The simple fix for this is to draw a
marquee around the column of graphic buttons and then go to Item>Group to group them (which will force Freeway to publish all the
items in the column into a single “cell” of the invisible table).
When HTML text is placed alongside separate items when using table-based
layout, it can sometimes force items apart when the HTML text grows when
rendered in a browser. In the right-hand example above, the red boxes have been
grouped into a single group item which usually fixes the problem.
Using HTML text in table-based layout you need to be aware that the background of an HTML text item is never invisible when placing
that item on top of another item on your page. Even if you set the background to “None”, the background of the item containing the
text will be white. This isn’t too big a problem if you want to place the text on top of an item or page/background item which is a single
color (as you can sample the background color and use that color as the background color of the HTML text item), but it is a very big
problem if you want to place HTML text on top of a photograph or a graphic with a gradient color background.
This screenshot shows that HTML text items will always display with a white
background (even if the background is set to “None”). This is another limitation
with table-based layout.
Table-based layout does not let you draw items on your page which can be made to extend to the full width of a browser window. The
only way to make that work is to embed a graphic item in the page’s background so it can be made to “tile” horizontally to always fill
100% width in the browser window as a header bar. Although that workaround can be used to create a header bar, there is no reliable
method of setting up 100% width mid-page or footer bars in table-based layout.
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