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[giow] (3) Make <iframe scrolling> more Web-compatible.
Affected topics: Rendering git-svn-id: http://svn.whatwg.org/webapps@8517 340c8d12-0b0e-0410-8428-c7bf67bfef74
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- +8 −26 complete.html
- +8 −26 index
- +7 −38 source
| in which a page is rendered not as the author intended, possibly for the purposes of phishing or | ||
| otherwise misleading the user.</p> | ||
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| <hr><p>If the <code><a href=#document>Document</a></code> has a <a href=#root-element>root element</a>, and the <code><a href=#document>Document</a></code>'s | ||
| <a href=#browsing-context>browsing context</a> is a <a href=#nested-browsing-context>nested browsing context</a>, and the <a href=#browsing-context-container>browsing | ||
| <hr><p>If the <code><a href=#document>Document</a></code> is a <a href=#nested-browsing-context>nested browsing context</a>, and the <a href=#browsing-context-container>browsing | ||
| context container</a> of that <a href=#nested-browsing-context>nested browsing context</a> is a <code><a href=#frame>frame</a></code> or | ||
| <code><a href=#the-iframe-element>iframe</a></code> element, and that element has a <code title=attr-frames-scrolling>scrolling</code> attribute, then the user agent is expected to | ||
| compare the value of the attribute in an <a href=#ascii-case-insensitive>ASCII case-insensitive</a> manner to the values | ||
| in the first column of the following table, and if one of them matches, then the user agent is | ||
| expected to treat that attribute as a <a href=#presentational-hints title="presentational hints">presentational | ||
| hint</a> for the aforementioned root element's 'overflow' property, setting it to the value | ||
| given in the corresponding cell on the same row in the second column:</p> | ||
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| <table><thead><tr><th> Attribute value | ||
| <th> 'overflow' value | ||
| <tbody><tr><td><code title="">on</code> | ||
| <td>'scroll' | ||
| <tr><td><code title="">scroll</code> | ||
| <td>'scroll' | ||
| <tr><td><code title="">yes</code> | ||
| <td>'scroll' | ||
| <tr><td><code title="">off</code> | ||
| <td>'hidden' | ||
| <tr><td><code title="">noscroll</code> | ||
| <td>'hidden' | ||
| <tr><td><code title="">no</code> | ||
| <td>'hidden' | ||
| <tr><td><code title="">auto</code> | ||
| <td>'auto' | ||
| </table><hr><p>When a <code><a href=#the-body-element>body</a></code> element has a <code title=attr-background><a href=#attr-background>background</a></code> | ||
| <code><a href=#the-iframe-element>iframe</a></code> element, and that element has a <code title="">scrolling</code> attribute, | ||
| and that attribute's value is an <a href=#ascii-case-insensitive>ASCII case-insensitive</a> match for the string "<code title="">off</code>", "<code title="">noscroll</code>", or "<code title="">no</code>", then the | ||
| user agent is expected to prevent any scroll bars from being shown for the viewport of the | ||
| <a href=#nested-browsing-context>nested browsing context</a>, regardless of the 'overflow' property that applies to that | ||
| viewport.</p> | ||
|
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| <hr><p>When a <code><a href=#the-body-element>body</a></code> element has a <code title=attr-background><a href=#attr-background>background</a></code> | ||
| attribute set to a non-empty value, the new value is expected to be <a href=#resolve-a-url title="resolve a | ||
| url">resolved</a> relative to the element, and if this is successful, the user agent is | ||
| expected to treat the attribute as a <a href=#presentational-hints title="presentational hints">presentational hint</a> |
| in which a page is rendered not as the author intended, possibly for the purposes of phishing or | ||
| otherwise misleading the user.</p> | ||
|
|
||
| <hr><p>If the <code><a href=#document>Document</a></code> has a <a href=#root-element>root element</a>, and the <code><a href=#document>Document</a></code>'s | ||
| <a href=#browsing-context>browsing context</a> is a <a href=#nested-browsing-context>nested browsing context</a>, and the <a href=#browsing-context-container>browsing | ||
| <hr><p>If the <code><a href=#document>Document</a></code> is a <a href=#nested-browsing-context>nested browsing context</a>, and the <a href=#browsing-context-container>browsing | ||
| context container</a> of that <a href=#nested-browsing-context>nested browsing context</a> is a <code><a href=#frame>frame</a></code> or | ||
| <code><a href=#the-iframe-element>iframe</a></code> element, and that element has a <code title=attr-frames-scrolling>scrolling</code> attribute, then the user agent is expected to | ||
| compare the value of the attribute in an <a href=#ascii-case-insensitive>ASCII case-insensitive</a> manner to the values | ||
| in the first column of the following table, and if one of them matches, then the user agent is | ||
| expected to treat that attribute as a <a href=#presentational-hints title="presentational hints">presentational | ||
| hint</a> for the aforementioned root element's 'overflow' property, setting it to the value | ||
| given in the corresponding cell on the same row in the second column:</p> | ||
|
|
||
| <table><thead><tr><th> Attribute value | ||
| <th> 'overflow' value | ||
| <tbody><tr><td><code title="">on</code> | ||
| <td>'scroll' | ||
| <tr><td><code title="">scroll</code> | ||
| <td>'scroll' | ||
| <tr><td><code title="">yes</code> | ||
| <td>'scroll' | ||
| <tr><td><code title="">off</code> | ||
| <td>'hidden' | ||
| <tr><td><code title="">noscroll</code> | ||
| <td>'hidden' | ||
| <tr><td><code title="">no</code> | ||
| <td>'hidden' | ||
| <tr><td><code title="">auto</code> | ||
| <td>'auto' | ||
| </table><hr><p>When a <code><a href=#the-body-element>body</a></code> element has a <code title=attr-background><a href=#attr-background>background</a></code> | ||
| <code><a href=#the-iframe-element>iframe</a></code> element, and that element has a <code title="">scrolling</code> attribute, | ||
| and that attribute's value is an <a href=#ascii-case-insensitive>ASCII case-insensitive</a> match for the string "<code title="">off</code>", "<code title="">noscroll</code>", or "<code title="">no</code>", then the | ||
| user agent is expected to prevent any scroll bars from being shown for the viewport of the | ||
| <a href=#nested-browsing-context>nested browsing context</a>, regardless of the 'overflow' property that applies to that | ||
| viewport.</p> | ||
|
|
||
| <hr><p>When a <code><a href=#the-body-element>body</a></code> element has a <code title=attr-background><a href=#attr-background>background</a></code> | ||
| attribute set to a non-empty value, the new value is expected to be <a href=#resolve-a-url title="resolve a | ||
| url">resolved</a> relative to the element, and if this is successful, the user agent is | ||
| expected to treat the attribute as a <a href=#presentational-hints title="presentational hints">presentational hint</a> |
|
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||
| <hr> | ||
|
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||
| <p>If the <code>Document</code> has a <span>root element</span>, and the <code>Document</code>'s | ||
| <span>browsing context</span> is a <span>nested browsing context</span>, and the <span>browsing | ||
| <p>If the <code>Document</code> is a <span>nested browsing context</span>, and the <span>browsing | ||
| context container</span> of that <span>nested browsing context</span> is a <code>frame</code> or | ||
| <code>iframe</code> element, and that element has a <code | ||
| data-x="attr-frames-scrolling">scrolling</code> attribute, then the user agent is expected to | ||
| compare the value of the attribute in an <span>ASCII case-insensitive</span> manner to the values | ||
| in the first column of the following table, and if one of them matches, then the user agent is | ||
| expected to treat that attribute as a <span data-x="presentational hints">presentational | ||
| hint</span> for the aforementioned root element's 'overflow' property, setting it to the value | ||
| given in the corresponding cell on the same row in the second column:</p> | ||
|
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||
| <table> | ||
| <thead> | ||
| <tr> | ||
| <th> Attribute value | ||
| <th> 'overflow' value | ||
| <tbody> | ||
| <tr> | ||
| <td><code data-x="">on</code> | ||
| <td>'scroll' | ||
| <tr> | ||
| <td><code data-x="">scroll</code> | ||
| <td>'scroll' | ||
| <tr> | ||
| <td><code data-x="">yes</code> | ||
| <td>'scroll' | ||
| <tr> | ||
| <td><code data-x="">off</code> | ||
| <td>'hidden' | ||
| <tr> | ||
| <td><code data-x="">noscroll</code> | ||
| <td>'hidden' | ||
| <tr> | ||
| <td><code data-x="">no</code> | ||
| <td>'hidden' | ||
| <tr> | ||
| <td><code data-x="">auto</code> | ||
| <td>'auto' | ||
| </table> | ||
| <code>iframe</code> element, and that element has a <code data-x="">scrolling</code> attribute, | ||
| and that attribute's value is an <span>ASCII case-insensitive</span> match for the string "<code | ||
| data-x="">off</code>", "<code data-x="">noscroll</code>", or "<code data-x="">no</code>", then the | ||
| user agent is expected to prevent any scroll bars from being shown for the viewport of the | ||
| <span>nested browsing context</span>, regardless of the 'overflow' property that applies to that | ||
| viewport.</p> | ||
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| <hr> | ||
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