diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/dw-stacking-context.doc | 30 |
1 files changed, 17 insertions, 13 deletions
diff --git a/doc/dw-stacking-context.doc b/doc/dw-stacking-context.doc index 59d22f1c..47854546 100644 --- a/doc/dw-stacking-context.doc +++ b/doc/dw-stacking-context.doc @@ -31,12 +31,12 @@ The first is done from bottom to top, the latter from top to bottom. I'm here referring to the simplified description in <a href="http://www.w3.org/TR/CSS2/visuren.html#z-index">section 9.9.1</a>. The table shows a recommended order for the implementations -of dw::core::Widget::draw and dw::core::Widget::getWidgetAtPoint (for -the latter, read from bottom to top): +of dw::core::Widget::draw and dw::core::Widget::getWidgetAtPoint +(for the latter, read from bottom to top)<sup>1</sup>: <table> <tr> -<th> CSS specification <th> Drawing <th> Mouse events +<th> CSS specification <th> Drawing <th> Mouse events<sup>2</sup> <tr> <td> *1. the background and borders of the element forming the stacking context.* @@ -61,8 +61,8 @@ the latter, read from bottom to top): This order differs from the specified order, but since floats and in-flow elements do not overlap, - this difference has no effect. -<td rowspan="4"> ... + this difference has no effect.<sup>3</sup> +<td rowspan="4"> ...<sup>3</sup> <tr> <td> *4. the non-positioned floats.* <tr> @@ -87,15 +87,19 @@ the latter, read from bottom to top): Notes: -- Handling mouse events is, at this time, not implemented at all. +<sup>1</sup>) This is not quite in conformance with the specification: + this description refers to any widget, not only widgets + establishing a stacking context. Does this make a + difference? -- This is not quite in conformance with the specification: this - description refers to any widget, not only widgets establishing a - stacking context. Does this make a difference? +<sup>2</sup>) Handling mouse events is, at this time, not implemented + at all. -- Drawing (and handling mouse events, respectively) should avoid - dublicate calls: Widgets drawn by dw::core::StackingContextMgr::drawBottom - and by dw::core::StackingContextMgr::drawTop should be excluded - elsewhere. +<sup>3</sup>) Drawing (and handling mouse events, respectively) should + avoid dublicate calls: Widgets drawn by + dw::core::StackingContextMgr::drawBottom and by + dw::core::StackingContextMgr::drawTop should be excluded + elsewhere. This can be tested with + dw::core::StackingContextMgr::handledByStackingContextMgr. */
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