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Added isTopOfPage to nsIFrameReflow

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troy%netscape.com 1998-12-12 17:57:47 +00:00
parent a3d3a0db9e
commit 0f30b926d8
1 changed files with 13 additions and 6 deletions
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19
layout/base/public/nsIFrameReflow.h
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@ -99,6 +99,7 @@ struct nsReflowState {
nsIReflowCommand* reflowCommand; // the reflow command. only set for eReflowReason_Incremental
nsSize maxSize; // the max available space in which to reflow
nsIRenderingContext* rendContext; // rendering context to use for measurement
PRPackedBool isTopOfPage; // is the current context at the top of a page?
// Note: there is no copy constructor, so the compiler can generate an
// optimal one.
@ -118,14 +119,15 @@ struct nsReflowState {
nsIRenderingContext* aContext);
// Construct a reflow state for the given frame, parent reflow state, and
// max size. Uses the reflow reason and reflow command from the parent's
// reflow state
// max size. Uses the reflow reason, reflow command, and isTopOfPage value
// from the parent's reflow state
nsReflowState(nsIFrame* aFrame,
const nsReflowState& aParentReflowState,
const nsSize& aMaxSize);
// Constructs a reflow state that overrides the reflow reason of the parent
// reflow state. Sets the reflow command to NULL
// reflow state. Uses the isTopOfPage value from the parent's reflow state, and
// sets the reflow command to NULL
nsReflowState(nsIFrame* aFrame,
const nsReflowState& aParentReflowState,
const nsSize& aMaxSize,
@ -281,6 +283,7 @@ inline nsReflowState::nsReflowState(nsIFrame* aFrame,
parentReflowState = nsnull;
frame = aFrame;
rendContext = aContext;
isTopOfPage = PR_FALSE;
}
// Constructs an initial reflow state (no parent reflow state) for an
@ -297,11 +300,12 @@ inline nsReflowState::nsReflowState(nsIFrame* aFrame,
parentReflowState = nsnull;
frame = aFrame;
rendContext = aContext;
isTopOfPage = PR_FALSE;
}
// Construct a reflow state for the given frame, parent reflow state, and
// max size. Uses the reflow reason and reflow command from the parent's
// reflow state
// max size. Uses the reflow reason, reflow command, and isTopOfPage value
// from the parent's reflow state
inline nsReflowState::nsReflowState(nsIFrame* aFrame,
const nsReflowState& aParentReflowState,
const nsSize& aMaxSize)
@ -312,10 +316,12 @@ inline nsReflowState::nsReflowState(nsIFrame* aFrame,
parentReflowState = &aParentReflowState;
frame = aFrame;
rendContext = aParentReflowState.rendContext;
isTopOfPage = aParentReflowState.isTopOfPage;
}
// Constructs a reflow state that overrides the reflow reason of the parent
// reflow state. Sets the reflow command to NULL
// reflow state. Uses the isTopOfPage value from the parent's reflow state, and
// sets the reflow command to NULL
inline nsReflowState::nsReflowState(nsIFrame* aFrame,
const nsReflowState& aParentReflowState,
const nsSize& aMaxSize,
@ -327,6 +333,7 @@ inline nsReflowState::nsReflowState(nsIFrame* aFrame,
parentReflowState = &aParentReflowState;
frame = aFrame;
rendContext = aParentReflowState.rendContext;
isTopOfPage = aParentReflowState.isTopOfPage;
}
#endif /* nsIFrameReflow_h___ */