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Bug 62713: Only save form input values in SH if changed plus cleanups (error handling, NS_LITERAL_STRING), r=jst@netscape.com, sr=vidur@netscape.com

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git-svn-id: svn://10.0.0.236/trunk@86279 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
pollmann%netscape.com
2001-02-06 01:59:59 +00:00
parent f20bf9b223
commit 07a6277aa1
11 changed files with 358 additions and 164 deletions
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40
mozilla/layout/forms/nsFileControlFrame.cpp
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@@ -679,23 +679,39 @@ nsFileControlFrame::GetStateType(nsIPresContext* aPresContext, nsIStatefulFrame:
NS_IMETHODIMP
nsFileControlFrame::SaveState(nsIPresContext* aPresContext, nsIPresState** aState)
{
// Construct a pres state.
NS_NewPresState(aState); // The addref happens here.
// This string will hold a single item, whether or not we're checked.
nsAutoString stateString;
GetProperty(nsHTMLAtoms::value, stateString);
(*aState)->SetStateProperty(NS_ConvertASCIItoUCS2("checked"), stateString);
NS_ENSURE_ARG_POINTER(aState);
return NS_OK;
// Get the value string
nsAutoString stateString;
nsresult res = GetProperty(nsHTMLAtoms::value, stateString);
NS_ENSURE_SUCCESS(res, res);
// Compare to default value, and only save if needed (Bug 62713)
nsAutoString defaultStateString;
nsCOMPtr<nsIDOMHTMLInputElement> formControl(do_QueryInterface(mContent));
if (formControl) {
formControl->GetDefaultValue(defaultStateString);
}
if (! stateString.Equals(defaultStateString)) {
// Construct a pres state and store value in it.
res = NS_NewPresState(aState);
NS_ENSURE_SUCCESS(res, res);
res = (*aState)->SetStateProperty(NS_LITERAL_STRING("value"), stateString);
}
return res;
}
NS_IMETHODIMP
nsFileControlFrame::RestoreState(nsIPresContext* aPresContext, nsIPresState* aState)
{
nsAutoString string;
aState->GetStateProperty(NS_ConvertASCIItoUCS2("checked"), string);
SetProperty(aPresContext, nsHTMLAtoms::value, string);
return NS_OK;
NS_ENSURE_ARG_POINTER(aState);
nsAutoString string;
aState->GetStateProperty(NS_LITERAL_STRING("value"), string);
SetProperty(aPresContext, nsHTMLAtoms::value, string);
return NS_OK;
}