Maded DetermineFrameType a callable static method; removed gratuitous line-height calculations

This commit is contained in:
kipp%netscape.com 1999-02-23 19:33:06 +00:00
Родитель 8c14c6224a
Коммит 712958e437
2 изменённых файлов: 34 добавлений и 60 удалений

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@ -83,23 +83,17 @@ nsHTMLReflowState::GetContainingBlockContentWidth(const nsReflowState* aParentRS
return width;
}
// XXX there is no CLEAN way to detect the "replaced" attribute (yet)
void
nsHTMLReflowState::DetermineFrameType(nsIPresContext& aPresContext)
nsCSSFrameType
nsHTMLReflowState::DetermineFrameType(nsIFrame* aFrame)
{
nsIAtom* tag = nsnull;
nsIContent* content;
if (NS_SUCCEEDED(frame->GetContent(&content)) && (nsnull != content)) {
content->GetTag(tag);
NS_RELEASE(content);
}
nsCSSFrameType frameType;
// Section 9.7 indicates that absolute position takes precedence
// over float which takes precedence over display.
// Section 9.7 of the CSS2 spec indicates that absolute position
// takes precedence over float which takes precedence over display.
const nsStyleDisplay* display;
frame->GetStyleData(eStyleStruct_Display, (const nsStyleStruct*&)display);
aFrame->GetStyleData(eStyleStruct_Display, (const nsStyleStruct*&)display);
const nsStylePosition* pos;
frame->GetStyleData(eStyleStruct_Position, (const nsStyleStruct*&)pos);
aFrame->GetStyleData(eStyleStruct_Position, (const nsStyleStruct*&)pos);
if (pos->IsAbsolutelyPositioned()) {
frameType = NS_CSS_FRAME_TYPE_ABSOLUTE;
}
@ -146,11 +140,12 @@ nsHTMLReflowState::DetermineFrameType(nsIPresContext& aPresContext)
// See if the frame is replaced
nsFrameState frameState;
frame->GetFrameState(&frameState);
aFrame->GetFrameState(&frameState);
if (frameState & NS_FRAME_REPLACED_ELEMENT) {
frameType = NS_FRAME_REPLACED(frameType);
}
NS_IF_RELEASE(tag);
return frameType;
}
// Helper function that re-calculates the left and right margin based on
@ -601,6 +596,9 @@ nsHTMLReflowState::InitAbsoluteConstraints(nsIPresContext& aPresContext,
}
}
// XXX refactor this code to have methods for each set of properties
// we are computing: width,height,line-height; margin; offsets
void
nsHTMLReflowState::InitConstraints(nsIPresContext& aPresContext)
{
@ -616,6 +614,7 @@ nsHTMLReflowState::InitConstraints(nsIPresContext& aPresContext)
computedMargin.SizeTo(0, 0, 0, 0);
computedOffsets.SizeTo(0, 0, 0, 0);
// XXX what about other properties...
} else {
// Get the containing block reflow state
const nsHTMLReflowState* cbrs =
@ -632,22 +631,10 @@ nsHTMLReflowState::InitConstraints(nsIPresContext& aPresContext)
// Compute margins from the specified margin style information. These
// become the default computed values, and may be adjusted below
// XXX fix to provide 0,0 for the top&bottom marings for
// inline-non-replaced elements
ComputeMarginFor(frame, parentReflowState, computedMargin);
// Calculate the line height.
// XXX Do we need to do this for all elements or just inline non-replaced
// elements?
mLineHeight = CalcLineHeight(aPresContext, frame);
// See if it's an inline non-replaced element
if (NS_CSS_FRAME_TYPE_INLINE == frameType) {
// 'width' property doesn't apply to inline non-replaced elements. The
// 'height' is given by the element's 'line-height' value
if (mLineHeight >= 0) {
computedHeight = mLineHeight;
}
return; // nothing else to compute
}
// Get the containing block width and height. We'll need them when
// calculating the computed width and height. For all elements other

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@ -83,23 +83,17 @@ nsHTMLReflowState::GetContainingBlockContentWidth(const nsReflowState* aParentRS
return width;
}
// XXX there is no CLEAN way to detect the "replaced" attribute (yet)
void
nsHTMLReflowState::DetermineFrameType(nsIPresContext& aPresContext)
nsCSSFrameType
nsHTMLReflowState::DetermineFrameType(nsIFrame* aFrame)
{
nsIAtom* tag = nsnull;
nsIContent* content;
if (NS_SUCCEEDED(frame->GetContent(&content)) && (nsnull != content)) {
content->GetTag(tag);
NS_RELEASE(content);
}
nsCSSFrameType frameType;
// Section 9.7 indicates that absolute position takes precedence
// over float which takes precedence over display.
// Section 9.7 of the CSS2 spec indicates that absolute position
// takes precedence over float which takes precedence over display.
const nsStyleDisplay* display;
frame->GetStyleData(eStyleStruct_Display, (const nsStyleStruct*&)display);
aFrame->GetStyleData(eStyleStruct_Display, (const nsStyleStruct*&)display);
const nsStylePosition* pos;
frame->GetStyleData(eStyleStruct_Position, (const nsStyleStruct*&)pos);
aFrame->GetStyleData(eStyleStruct_Position, (const nsStyleStruct*&)pos);
if (pos->IsAbsolutelyPositioned()) {
frameType = NS_CSS_FRAME_TYPE_ABSOLUTE;
}
@ -146,11 +140,12 @@ nsHTMLReflowState::DetermineFrameType(nsIPresContext& aPresContext)
// See if the frame is replaced
nsFrameState frameState;
frame->GetFrameState(&frameState);
aFrame->GetFrameState(&frameState);
if (frameState & NS_FRAME_REPLACED_ELEMENT) {
frameType = NS_FRAME_REPLACED(frameType);
}
NS_IF_RELEASE(tag);
return frameType;
}
// Helper function that re-calculates the left and right margin based on
@ -601,6 +596,9 @@ nsHTMLReflowState::InitAbsoluteConstraints(nsIPresContext& aPresContext,
}
}
// XXX refactor this code to have methods for each set of properties
// we are computing: width,height,line-height; margin; offsets
void
nsHTMLReflowState::InitConstraints(nsIPresContext& aPresContext)
{
@ -616,6 +614,7 @@ nsHTMLReflowState::InitConstraints(nsIPresContext& aPresContext)
computedMargin.SizeTo(0, 0, 0, 0);
computedOffsets.SizeTo(0, 0, 0, 0);
// XXX what about other properties...
} else {
// Get the containing block reflow state
const nsHTMLReflowState* cbrs =
@ -632,22 +631,10 @@ nsHTMLReflowState::InitConstraints(nsIPresContext& aPresContext)
// Compute margins from the specified margin style information. These
// become the default computed values, and may be adjusted below
// XXX fix to provide 0,0 for the top&bottom marings for
// inline-non-replaced elements
ComputeMarginFor(frame, parentReflowState, computedMargin);
// Calculate the line height.
// XXX Do we need to do this for all elements or just inline non-replaced
// elements?
mLineHeight = CalcLineHeight(aPresContext, frame);
// See if it's an inline non-replaced element
if (NS_CSS_FRAME_TYPE_INLINE == frameType) {
// 'width' property doesn't apply to inline non-replaced elements. The
// 'height' is given by the element's 'line-height' value
if (mLineHeight >= 0) {
computedHeight = mLineHeight;
}
return; // nothing else to compute
}
// Get the containing block width and height. We'll need them when
// calculating the computed width and height. For all elements other