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adding support for new nsIDOMSelection. r=jfrancis a=jar. this is for caret appearance

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This commit is contained in:
mjudge%netscape.com 2000-02-25 04:31:15 +00:00
parent fc3ebb697e
commit c8237d3b1e
1 changed files with 53 additions and 5 deletions
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58
layout/base/src/nsRangeList.cpp
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@ -122,6 +122,8 @@ public:
NS_IMETHOD GetEnumerator(nsIEnumerator **aIterator);
NS_IMETHOD ToString(nsString& aReturn);
NS_IMETHOD SetHint(PRBool aHintRight);
NS_IMETHOD GetHint(PRBool *aHintRight);
/*END nsIDOMSelection interface implementations*/
/*BEGIN nsIScriptObjectOwner interface implementations*/
@ -277,6 +279,8 @@ private:
nsresult NotifySelectionListeners(); // add parameters to say collapsed etc?
nsresult NotifySelectionListeners(nsIDOMNode *aNode, PRUint32 aCellOffset);
NS_IMETHOD SetHint(PRBool aHintRight);
NS_IMETHOD GetHint(PRBool *aHintRight);
nsDOMSelection *mDomSelections[NUM_SELECTIONTYPES];
@ -1186,11 +1190,18 @@ nsRangeList::MoveCaret(PRUint32 aKeycode, PRBool aContinue, nsSelectionAmount aA
offsetused = mDomSelections[SELECTION_NORMAL]->FetchFocusOffset();
weakNodeUsed = mDomSelections[SELECTION_NORMAL]->FetchFocusNode();
nsIFrame *frame;
result = mDomSelections[SELECTION_NORMAL]->GetPrimaryFrameForFocusNode(&frame);
if (NS_FAILED(result))
return result;
if (NS_FAILED(result) || !frame)
return result?result:NS_ERROR_FAILURE;
nsCOMPtr<nsIContent> content;
result = frame->GetContent(getter_AddRefs(content));
nsCOMPtr<nsIDOMNode> node = do_QueryInterface(content);
if (node != content) //we are not pointing to same node! offset is meaningless
offsetused = 0;//0 because when grabbing a child content we grab the IDX'th object or: body has 2 children,
//index 0 of parent is the first child so if we say the first child is the frame then say offset is 0 we are correct
nsPeekOffsetStruct pos;
pos.SetData(mTracker, desiredX, aAmount, eDirPrevious, offsetused, PR_FALSE,PR_TRUE, PR_TRUE);
switch (aKeycode){
@ -1349,6 +1360,19 @@ nsDOMSelection::ToString(nsString& aReturn)
return NS_OK;
}
NS_IMETHODIMP
nsDOMSelection::SetHint(PRBool aHintRight)
{
return mRangeList->SetHint(aHintRight);
}
NS_IMETHODIMP
nsDOMSelection::GetHint(PRBool *aHintRight)
{
return mRangeList->GetHint(aHintRight);
}
NS_IMETHODIMP
nsRangeList::HandleClick(nsIContent *aNewFocus, PRUint32 aContentOffset,
@ -1362,7 +1386,8 @@ nsRangeList::HandleClick(nsIContent *aNewFocus, PRUint32 aContentOffset,
nsCOMPtr<nsIDOMNode> domNode = do_QueryInterface(aNewFocus);
return NotifySelectionListeners(domNode, aContentOffset);
}
return TakeFocus(aNewFocus, aContentOffset, aContentEndOffset, aContinueSelection, aMultipleSelection);
nsresult result = TakeFocus(aNewFocus, aContentOffset, aContentEndOffset, aContinueSelection, aMultipleSelection);
return result;
}
NS_IMETHODIMP
@ -1823,8 +1848,32 @@ nsRangeList::NotifySelectionListeners(nsIDOMNode *aNode, PRUint32 aCellOffset)
return NS_OK;
}
NS_IMETHODIMP
nsRangeList::SetHint(PRBool aHintRight)
{
if (aHintRight)
mHint = HINTRIGHT;
else
mHint = HINTLEFT;
return NS_OK;
}
NS_IMETHODIMP
nsRangeList::GetHint(PRBool *aHintRight)
{
if (!aHintRight)
return NS_ERROR_NULL_POINTER;
if (HINTRIGHT == mHint)
*aHintRight = PR_TRUE;
else
*aHintRight = PR_FALSE;
return NS_OK;
}
//END nsIFrameSelection methods
#ifdef XP_MAC
#pragma mark -
#endif
@ -2832,7 +2881,6 @@ nsDOMSelection::DoAutoScroll(nsIPresContext *aPresContext, nsIFrame *aFrame, nsP
// make sure latest bits are available before we scroll them.
viewManager->Composite();
result = scrollableView->ScrollTo(scrollX + dx, scrollY + dy, NS_VMREFRESH_NO_SYNC);
if (mAutoScrollTimer)
result = mAutoScrollTimer->Start(aPresContext, aFrame, aPoint);
}