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support for CSS2 style property "empty-cells"

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This commit is contained in:
buster@netscape.com
1998-12-10 19:57:42 +00:00
parent 4558f5d204
commit 21df6dded4
4 changed files with 70 additions and 14 deletions
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26
layout/tables/nsTableCellFrame.cpp
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@@ -71,14 +71,19 @@ NS_METHOD nsTableCellFrame::Paint(nsIPresContext& aPresContext,
//XXX: this could be calculated once and remembered
// get border padding values
//XXX: also check style for rule on rendering empty cells
nsMargin borderPadding;
const nsStyleSpacing* cellSpacingStyle;
GetStyleData(eStyleStruct_Spacing , ((const nsStyleStruct *&)cellSpacingStyle));
cellSpacingStyle->CalcBorderPaddingFor(this, borderPadding);
nscoord contentWidth = mPass1DesiredSize.width - (borderPadding.left+borderPadding.right);
nscoord contentHeight = mPass1DesiredSize.height - (borderPadding.top+borderPadding.bottom);
/*
*/
// empty cells do not render their border
if (0<contentWidth || 0<contentHeight)
PRBool renderBorder = PR_TRUE;
if (PR_TRUE==GetContentEmpty())
{
const nsStyleTable* cellTableStyle;
GetStyleData(eStyleStruct_Table, ((const nsStyleStruct *&)cellTableStyle));
if (NS_STYLE_TABLE_EMPTY_CELLS_HIDE==cellTableStyle->mEmptyCells)
renderBorder=PR_FALSE;
}
if (PR_TRUE==renderBorder)
{
nsCSSRendering::PaintBorder(aPresContext, aRenderingContext, this,
aDirtyRect, rect, *mySpacing, 0);
@@ -304,6 +309,13 @@ NS_METHOD nsTableCellFrame::Reflow(nsIPresContext& aPresContext,
// Nav4 hack for 0 dimensioned cells.
// Empty cells are assigned a width and height of 4px
// see testcase "cellHeights.html"
if (eReflowReason_Initial == aReflowState.reason)
{
if ((0==kidSize.width) && (0==kidSize.height))
SetContentEmpty(PR_TRUE);
else
SetContentEmpty(PR_FALSE);
}
if (0==kidSize.width)
{
float p2t;