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pjs
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Changes for having OBJECT element render its contents if the OBJECT can't 

be rendered
This commit is contained in:
troy%netscape.com 1999-02-17 17:02:27 +00:00
Родитель a4396864eb
Коммит 99afb00791
2 изменённых файлов: 114 добавлений и 16 удалений
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65
layout/base/nsCSSFrameConstructor.cpp
Просмотреть файл

@ -2388,7 +2388,7 @@ nsCSSFrameConstructor::ConstructFrameByDisplayType(nsIPresContext* aPresCo
}
}
// If the frame is absolutely positioned then create a placeholder frame
// If the frame is absolutely positioned, then create a placeholder frame
if (isAbsolutelyPositioned || isFixedPositioned) {
nsIFrame* placeholderFrame;
@ -3452,6 +3452,13 @@ nsCSSFrameConstructor::CantRenderReplacedElement(nsIPresContext* aPresContext,
NS_ASSERTION(content, "null content object");
content->GetTag(*getter_AddRefs(tag));
// Get the previous sibling frame
// XXX Handle absolutely positioned and floated elements...
nsIFrame* firstChild;
parentFrame->FirstChild(nsnull, &firstChild);
nsFrameList frameList(firstChild);
nsIFrame* prevSibling = frameList.GetPrevSiblingFor(aFrame);
// See whether it's an IMG or an OBJECT element
if (nsHTMLAtoms::img == tag.get()) {
// It's an IMG element. Try and construct an alternate frame to use when the
@ -3460,12 +3467,6 @@ nsCSSFrameConstructor::CantRenderReplacedElement(nsIPresContext* aPresContext,
rv = ConstructAlternateImageFrame(aPresContext, content, parentFrame, newFrame);
if (NS_SUCCEEDED(rv)) {
// Get the previous sibling frame
nsIFrame* firstChild;
parentFrame->FirstChild(nsnull, &firstChild);
nsFrameList frameList(firstChild);
nsIFrame* prevSibling = frameList.GetPrevSiblingFor(aFrame);
// Delete the current frame and insert the new frame
nsCOMPtr<nsIPresShell> presShell;
aPresContext->GetShell(getter_AddRefs(presShell));
@ -3474,7 +3475,55 @@ nsCSSFrameConstructor::CantRenderReplacedElement(nsIPresContext* aPresContext,
}
} else if (nsHTMLAtoms::object == tag.get()) {
;
// It's an OBJECT element, so we should display the contents instead
nsCOMPtr<nsIStyleContext> styleContext;
const nsStyleDisplay* display;
aFrame->GetStyleContext(getter_AddRefs(styleContext));
display = (const nsStyleDisplay*)styleContext->GetStyleData(eStyleStruct_Display);
// Get the containing block for absolutely positioned elements
nsIFrame* absoluteContainingBlock = GetAbsoluteContainingBlock(aPresContext,
parentFrame);
// Create a frame based on the display type
nsAbsoluteItems absoluteItems(absoluteContainingBlock);
nsFrameItems frameItems;
nsAbsoluteItems fixedItems(mFixedContainingBlock);
rv = ConstructFrameByDisplayType(aPresContext, display, content, parentFrame,
styleContext, absoluteItems, frameItems,
fixedItems);
nsIFrame* newFrame = frameItems.childList;
if (NS_SUCCEEDED(rv)) {
// Delete the current frame and insert the new frame
nsCOMPtr<nsIPresShell> presShell;
aPresContext->GetShell(getter_AddRefs(presShell));
parentFrame->RemoveFrame(*aPresContext, *presShell, nsnull, aFrame);
parentFrame->InsertFrames(*aPresContext, *presShell, nsnull, prevSibling, newFrame);
// If there are new absolutely positioned child frames, then notify
// the parent
// XXX We can't just assume these frames are being appended, we need to
// determine where in the list they should be inserted...
if (nsnull != absoluteItems.childList) {
rv = absoluteItems.containingBlock->AppendFrames(*aPresContext, *presShell,
nsLayoutAtoms::absoluteList,
absoluteItems.childList);
}
// If there are new fixed positioned child frames, then notify
// the parent
// XXX We can't just assume these frames are being appended, we need to
// determine where in the list they should be inserted...
if (nsnull != fixedItems.childList) {
rv = fixedItems.containingBlock->AppendFrames(*aPresContext, *presShell,
nsLayoutAtoms::fixedList,
fixedItems.childList);
}
}
} else {
NS_ASSERTION(PR_FALSE, "unexpected tag");
}

65
layout/html/style/src/nsCSSFrameConstructor.cpp
Просмотреть файл

@ -2388,7 +2388,7 @@ nsCSSFrameConstructor::ConstructFrameByDisplayType(nsIPresContext* aPresCo
}
}
// If the frame is absolutely positioned then create a placeholder frame
// If the frame is absolutely positioned, then create a placeholder frame
if (isAbsolutelyPositioned || isFixedPositioned) {
nsIFrame* placeholderFrame;
@ -3452,6 +3452,13 @@ nsCSSFrameConstructor::CantRenderReplacedElement(nsIPresContext* aPresContext,
NS_ASSERTION(content, "null content object");
content->GetTag(*getter_AddRefs(tag));
// Get the previous sibling frame
// XXX Handle absolutely positioned and floated elements...
nsIFrame* firstChild;
parentFrame->FirstChild(nsnull, &firstChild);
nsFrameList frameList(firstChild);
nsIFrame* prevSibling = frameList.GetPrevSiblingFor(aFrame);
// See whether it's an IMG or an OBJECT element
if (nsHTMLAtoms::img == tag.get()) {
// It's an IMG element. Try and construct an alternate frame to use when the
@ -3460,12 +3467,6 @@ nsCSSFrameConstructor::CantRenderReplacedElement(nsIPresContext* aPresContext,
rv = ConstructAlternateImageFrame(aPresContext, content, parentFrame, newFrame);
if (NS_SUCCEEDED(rv)) {
// Get the previous sibling frame
nsIFrame* firstChild;
parentFrame->FirstChild(nsnull, &firstChild);
nsFrameList frameList(firstChild);
nsIFrame* prevSibling = frameList.GetPrevSiblingFor(aFrame);
// Delete the current frame and insert the new frame
nsCOMPtr<nsIPresShell> presShell;
aPresContext->GetShell(getter_AddRefs(presShell));
@ -3474,7 +3475,55 @@ nsCSSFrameConstructor::CantRenderReplacedElement(nsIPresContext* aPresContext,
}
} else if (nsHTMLAtoms::object == tag.get()) {
;
// It's an OBJECT element, so we should display the contents instead
nsCOMPtr<nsIStyleContext> styleContext;
const nsStyleDisplay* display;
aFrame->GetStyleContext(getter_AddRefs(styleContext));
display = (const nsStyleDisplay*)styleContext->GetStyleData(eStyleStruct_Display);
// Get the containing block for absolutely positioned elements
nsIFrame* absoluteContainingBlock = GetAbsoluteContainingBlock(aPresContext,
parentFrame);
// Create a frame based on the display type
nsAbsoluteItems absoluteItems(absoluteContainingBlock);
nsFrameItems frameItems;
nsAbsoluteItems fixedItems(mFixedContainingBlock);
rv = ConstructFrameByDisplayType(aPresContext, display, content, parentFrame,
styleContext, absoluteItems, frameItems,
fixedItems);
nsIFrame* newFrame = frameItems.childList;
if (NS_SUCCEEDED(rv)) {
// Delete the current frame and insert the new frame
nsCOMPtr<nsIPresShell> presShell;
aPresContext->GetShell(getter_AddRefs(presShell));
parentFrame->RemoveFrame(*aPresContext, *presShell, nsnull, aFrame);
parentFrame->InsertFrames(*aPresContext, *presShell, nsnull, prevSibling, newFrame);
// If there are new absolutely positioned child frames, then notify
// the parent
// XXX We can't just assume these frames are being appended, we need to
// determine where in the list they should be inserted...
if (nsnull != absoluteItems.childList) {
rv = absoluteItems.containingBlock->AppendFrames(*aPresContext, *presShell,
nsLayoutAtoms::absoluteList,
absoluteItems.childList);
}
// If there are new fixed positioned child frames, then notify
// the parent
// XXX We can't just assume these frames are being appended, we need to
// determine where in the list they should be inserted...
if (nsnull != fixedItems.childList) {
rv = fixedItems.containingBlock->AppendFrames(*aPresContext, *presShell,
nsLayoutAtoms::fixedList,
fixedItems.childList);
}
}
} else {
NS_ASSERTION(PR_FALSE, "unexpected tag");
}