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It now loks at the "disabled" property when initialized and looks for an attribute changed notification to disable itself

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This commit is contained in:
rods@netscape.com
1999-08-19 14:03:53 +00:00
parent 63645eb663
commit d919782df5
4 changed files with 140 additions and 48 deletions
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82
layout/forms/nsFileControlFrame.cpp
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@@ -68,38 +68,51 @@ NS_NewFileControlFrame(nsIFrame** aNewFrame)
return NS_OK;
}
nsFileControlFrame::nsFileControlFrame():mTextFrame(nsnull), mFormFrame(nsnull)
nsFileControlFrame::nsFileControlFrame():
mTextFrame(nsnull),
mFormFrame(nsnull),
mTextContent(nsnull)
{
//Shrink the area around it's contents
SetFlags(NS_BLOCK_SHRINK_WRAP);
}
nsFileControlFrame::~nsFileControlFrame()
{
NS_IF_RELEASE(mTextContent);
}
NS_IMETHODIMP
nsFileControlFrame::CreateAnonymousContent(nsISupportsArray& aChildList)
{
// create text field
nsIHTMLContent* text = nsnull;
nsIAtom* tag = NS_NewAtom("input");
NS_NewHTMLInputElement(&text, tag);
text->SetAttribute(kNameSpaceID_None, nsHTMLAtoms::type, nsAutoString("text"), PR_FALSE);
aChildList.AppendElement(text);
if (NS_OK == NS_NewHTMLInputElement(&mTextContent, tag)) {
mTextContent->SetAttribute(kNameSpaceID_None, nsHTMLAtoms::type, nsAutoString("text"), PR_FALSE);
if (nsFormFrame::GetDisabled(this)) {
mTextContent->SetAttribute(kNameSpaceID_None, nsHTMLAtoms::readonly, nsAutoString("true"), PR_FALSE);
}
aChildList.AppendElement(mTextContent);
}
// create browse button
nsIHTMLContent* browse = nsnull;
tag = NS_NewAtom("input");
NS_NewHTMLInputElement(&browse, tag);
browse->SetAttribute(kNameSpaceID_None, nsHTMLAtoms::type, nsAutoString("button"), PR_FALSE);
browse->SetAttribute(kNameSpaceID_None, nsHTMLAtoms::value, nsAutoString("browse..."), PR_FALSE);
aChildList.AppendElement(browse);
if (NS_OK == NS_NewHTMLInputElement(&browse, tag)) {
browse->SetAttribute(kNameSpaceID_None, nsHTMLAtoms::type, nsAutoString("button"), PR_FALSE);
//browse->SetAttribute(kNameSpaceID_None, nsHTMLAtoms::value, nsAutoString("browse..."), PR_FALSE);
// get the reciever interface from the browser button's content node
nsCOMPtr<nsIDOMEventReceiver> reciever(do_QueryInterface(browse));
aChildList.AppendElement(browse);
// we shouldn't have to unregister this listener because when
// our frame goes away all these content node go away as well
// because our frame is the only one who references them.
reciever->AddEventListenerByIID(this, kIDOMMouseListenerIID);
// get the reciever interface from the browser button's content node
nsCOMPtr<nsIDOMEventReceiver> reciever(do_QueryInterface(browse));
// we shouldn't have to unregister this listener because when
// our frame goes away all these content node go away as well
// because our frame is the only one who references them.
reciever->AddEventListenerByIID(this, kIDOMMouseListenerIID);
}
return NS_OK;
}
@@ -197,8 +210,7 @@ nsFileControlFrame::MouseClick(nsIDOMEvent* aMouseEvent)
nsString title("File Upload");
nsComponentManager::CreateInstance(kCFileWidgetCID, nsnull, kIFileWidgetIID, (void**)&fileWidget);
if (fileWidget)
{
if (fileWidget) {
nsString titles[] = {"all files"};
nsString filters[] = {"*.*"};
fileWidget->SetFilterList(1, titles, filters);
@@ -263,8 +275,7 @@ nsFileControlFrame::GetTextControlFrame(nsIFrame* aStart)
nsIFrame* childFrame = nsnull;
aStart->FirstChild(nsnull, &childFrame);
while (nsnull != childFrame)
{
while (nsnull != childFrame) {
// see if the child is a text control
nsCOMPtr<nsIContent> content;
childFrame->GetContent(getter_AddRefs(content));
@@ -272,10 +283,10 @@ nsFileControlFrame::GetTextControlFrame(nsIFrame* aStart)
if (content->GetTag(atom) == NS_OK && atom == nsHTMLAtoms::input) {
nsString value;
if (NS_CONTENT_ATTR_HAS_VALUE == content->GetAttribute(kNameSpaceID_None, nsHTMLAtoms::type, value))
{
if (value == "text")
if (NS_CONTENT_ATTR_HAS_VALUE == content->GetAttribute(kNameSpaceID_None, nsHTMLAtoms::type, value)) {
if (value == "text") {
return (nsTextControlFrame*)childFrame;
}
}
}
@@ -349,6 +360,33 @@ nsFileControlFrame::GetNamesValues(PRInt32 aMaxNumValues, PRInt32& aNumValues,
return status;
}
NS_IMETHODIMP
nsFileControlFrame::AttributeChanged(nsIPresContext* aPresContext,
nsIContent* aChild,
nsIAtom* aAttribute,
PRInt32 aHint)
{
// set the text control to readonly or not
if (nsHTMLAtoms::disabled == aAttribute) {
nsAutoString val(nsFormFrame::GetDisabled(this) ? "true":"false");
mTextContent->SetAttribute(kNameSpaceID_None, nsHTMLAtoms::readonly, val, PR_FALSE);
}
return nsAreaFrame::AttributeChanged(aPresContext, aChild, aAttribute, aHint);
}
NS_IMETHODIMP
nsFileControlFrame::GetFrameForPoint(const nsPoint& aPoint, nsIFrame** aFrame)
{
if (nsFormFrame::GetDisabled(this)) {
*aFrame = this;
return NS_OK;
} else {
return nsAreaFrame::GetFrameForPoint(aPoint, aFrame);
}
return NS_OK;
}
NS_IMETHODIMP
nsFileControlFrame::GetFrameName(nsString& aResult) const
{