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add support for <getter> and <setter> tags on properties

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r=hyatt
This commit is contained in:
alecf%netscape.com 2000-04-30 06:41:41 +00:00
parent 45b6395790
commit c5e67b3e8d
2 changed files with 152 additions and 2 deletions
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77
content/xbl/src/nsXBLBinding.cpp
View File

@ -167,6 +167,8 @@ public:
NS_IMETHOD AddScriptEventListener(nsIContent* aElement, nsIAtom* aName, const nsString& aValue, REFNSIID aIID);
static nsresult GetTextData(nsIContent *aParent, nsString& aResult);
// Static members
static PRUint32 gRefCnt;
@ -185,6 +187,8 @@ public:
static nsIAtom* kPropertyAtom;
static nsIAtom* kOnSetAtom;
static nsIAtom* kOnGetAtom;
static nsIAtom* kGetterAtom;
static nsIAtom* kSetterAtom;
static nsIAtom* kHTMLAtom;
static nsIAtom* kValueAtom;
static nsIAtom* kNameAtom;
@ -249,6 +253,8 @@ nsIAtom* nsXBLBinding::kBodyAtom = nsnull;
nsIAtom* nsXBLBinding::kPropertyAtom = nsnull;
nsIAtom* nsXBLBinding::kOnSetAtom = nsnull;
nsIAtom* nsXBLBinding::kOnGetAtom = nsnull;
nsIAtom* nsXBLBinding::kGetterAtom = nsnull;
nsIAtom* nsXBLBinding::kSetterAtom = nsnull;
nsIAtom* nsXBLBinding::kNameAtom = nsnull;
nsIAtom* nsXBLBinding::kReadOnlyAtom = nsnull;
nsIAtom* nsXBLBinding::kURIAtom = nsnull;
@ -307,7 +313,8 @@ NS_IMPL_ISUPPORTS2(nsXBLBinding, nsIXBLBinding, nsIScriptObjectOwner)
// Constructors/Destructors
nsXBLBinding::nsXBLBinding(void)
:mAttributeTable(nsnull), mScriptObject(nsnull)
: mScriptObject(nsnull),
mAttributeTable(nsnull)
{
NS_INIT_REFCNT();
gRefCnt++;
@ -329,6 +336,8 @@ nsXBLBinding::nsXBLBinding(void)
kPropertyAtom = NS_NewAtom("property");
kOnSetAtom = NS_NewAtom("onset");
kOnGetAtom = NS_NewAtom("onget");
kGetterAtom = NS_NewAtom("getter");
kSetterAtom = NS_NewAtom("setter");
kNameAtom = NS_NewAtom("name");
kReadOnlyAtom = NS_NewAtom("readonly");
kURIAtom = NS_NewAtom("uri");
@ -389,6 +398,8 @@ nsXBLBinding::~nsXBLBinding(void)
NS_RELEASE(kPropertyAtom);
NS_RELEASE(kOnSetAtom);
NS_RELEASE(kOnGetAtom);
NS_RELEASE(kGetterAtom);
NS_RELEASE(kSetterAtom);
NS_RELEASE(kNameAtom);
NS_RELEASE(kReadOnlyAtom);
NS_RELEASE(kURIAtom);
@ -785,6 +796,28 @@ nsXBLBinding::InstallProperties(nsIContent* aBoundElement)
if (readOnly.EqualsWithConversion("true"))
attrs |= JSPROP_READONLY;
// try for first <getter> tag
if (getter.IsEmpty()) {
PRInt32 childCount;
child->ChildCount(childCount);
nsCOMPtr<nsIContent> getterElement;
for (PRInt32 j=0; j<childCount; j++) {
child->ChildAt(j, *getter_AddRefs(getterElement));
if (!getterElement) continue;
nsCOMPtr<nsIAtom> getterTag;
getterElement->GetTag(*getter_AddRefs(getterTag));
if (getterTag.get() == kGetterAtom) {
GetTextData(getterElement, getter);
break; // stop at first tag
}
}
}
if (!getter.IsEmpty()) {
rv = context->CompileFunction(mScriptObject,
"onget",
@ -799,6 +832,26 @@ nsXBLBinding::InstallProperties(nsIContent* aBoundElement)
attrs |= JSPROP_GETTER;
}
// try for first <setter> tag
if (setter.IsEmpty()) {
PRInt32 childCount;
child->ChildCount(childCount);
nsCOMPtr<nsIContent> setterElement;
for (PRInt32 j=0; j<childCount; j++) {
child->ChildAt(j, *getter_AddRefs(setterElement));
if (!setterElement) continue;
nsCOMPtr<nsIAtom> setterTag;
setterElement->GetTag(*getter_AddRefs(setterTag));
if (setterTag.get() == kSetterAtom) {
GetTextData(setterElement, setter);
break; // stop at first tag
}
}
}
if (!setter.IsEmpty()) {
rv = context->CompileFunction(mScriptObject,
"onset",
@ -1364,6 +1417,28 @@ nsXBLBinding::AddScriptEventListener(nsIContent* aElement, nsIAtom* aName, const
return rv;
}
nsresult
nsXBLBinding::GetTextData(nsIContent *aParent, nsString& aResult)
{
aResult.Truncate(0);
nsCOMPtr<nsIContent> textChild;
PRInt32 textCount;
aParent->ChildCount(textCount);
nsAutoString answer;
for (PRInt32 j = 0; j < textCount; j++) {
// Get the child.
aParent->ChildAt(j, *getter_AddRefs(textChild));
nsCOMPtr<nsIDOMText> text(do_QueryInterface(textChild));
if (text) {
nsAutoString data;
text->GetData(data);
aResult += data;
}
}
return NS_OK;
}
// Creation Routine ///////////////////////////////////////////////////////////////////////
nsresult

77
layout/xbl/src/nsXBLBinding.cpp
View File

@ -167,6 +167,8 @@ public:
NS_IMETHOD AddScriptEventListener(nsIContent* aElement, nsIAtom* aName, const nsString& aValue, REFNSIID aIID);
static nsresult GetTextData(nsIContent *aParent, nsString& aResult);
// Static members
static PRUint32 gRefCnt;
@ -185,6 +187,8 @@ public:
static nsIAtom* kPropertyAtom;
static nsIAtom* kOnSetAtom;
static nsIAtom* kOnGetAtom;
static nsIAtom* kGetterAtom;
static nsIAtom* kSetterAtom;
static nsIAtom* kHTMLAtom;
static nsIAtom* kValueAtom;
static nsIAtom* kNameAtom;
@ -249,6 +253,8 @@ nsIAtom* nsXBLBinding::kBodyAtom = nsnull;
nsIAtom* nsXBLBinding::kPropertyAtom = nsnull;
nsIAtom* nsXBLBinding::kOnSetAtom = nsnull;
nsIAtom* nsXBLBinding::kOnGetAtom = nsnull;
nsIAtom* nsXBLBinding::kGetterAtom = nsnull;
nsIAtom* nsXBLBinding::kSetterAtom = nsnull;
nsIAtom* nsXBLBinding::kNameAtom = nsnull;
nsIAtom* nsXBLBinding::kReadOnlyAtom = nsnull;
nsIAtom* nsXBLBinding::kURIAtom = nsnull;
@ -307,7 +313,8 @@ NS_IMPL_ISUPPORTS2(nsXBLBinding, nsIXBLBinding, nsIScriptObjectOwner)
// Constructors/Destructors
nsXBLBinding::nsXBLBinding(void)
:mAttributeTable(nsnull), mScriptObject(nsnull)
: mScriptObject(nsnull),
mAttributeTable(nsnull)
{
NS_INIT_REFCNT();
gRefCnt++;
@ -329,6 +336,8 @@ nsXBLBinding::nsXBLBinding(void)
kPropertyAtom = NS_NewAtom("property");
kOnSetAtom = NS_NewAtom("onset");
kOnGetAtom = NS_NewAtom("onget");
kGetterAtom = NS_NewAtom("getter");
kSetterAtom = NS_NewAtom("setter");
kNameAtom = NS_NewAtom("name");
kReadOnlyAtom = NS_NewAtom("readonly");
kURIAtom = NS_NewAtom("uri");
@ -389,6 +398,8 @@ nsXBLBinding::~nsXBLBinding(void)
NS_RELEASE(kPropertyAtom);
NS_RELEASE(kOnSetAtom);
NS_RELEASE(kOnGetAtom);
NS_RELEASE(kGetterAtom);
NS_RELEASE(kSetterAtom);
NS_RELEASE(kNameAtom);
NS_RELEASE(kReadOnlyAtom);
NS_RELEASE(kURIAtom);
@ -785,6 +796,28 @@ nsXBLBinding::InstallProperties(nsIContent* aBoundElement)
if (readOnly.EqualsWithConversion("true"))
attrs |= JSPROP_READONLY;
// try for first <getter> tag
if (getter.IsEmpty()) {
PRInt32 childCount;
child->ChildCount(childCount);
nsCOMPtr<nsIContent> getterElement;
for (PRInt32 j=0; j<childCount; j++) {
child->ChildAt(j, *getter_AddRefs(getterElement));
if (!getterElement) continue;
nsCOMPtr<nsIAtom> getterTag;
getterElement->GetTag(*getter_AddRefs(getterTag));
if (getterTag.get() == kGetterAtom) {
GetTextData(getterElement, getter);
break; // stop at first tag
}
}
}
if (!getter.IsEmpty()) {
rv = context->CompileFunction(mScriptObject,
"onget",
@ -799,6 +832,26 @@ nsXBLBinding::InstallProperties(nsIContent* aBoundElement)
attrs |= JSPROP_GETTER;
}
// try for first <setter> tag
if (setter.IsEmpty()) {
PRInt32 childCount;
child->ChildCount(childCount);
nsCOMPtr<nsIContent> setterElement;
for (PRInt32 j=0; j<childCount; j++) {
child->ChildAt(j, *getter_AddRefs(setterElement));
if (!setterElement) continue;
nsCOMPtr<nsIAtom> setterTag;
setterElement->GetTag(*getter_AddRefs(setterTag));
if (setterTag.get() == kSetterAtom) {
GetTextData(setterElement, setter);
break; // stop at first tag
}
}
}
if (!setter.IsEmpty()) {
rv = context->CompileFunction(mScriptObject,
"onset",
@ -1364,6 +1417,28 @@ nsXBLBinding::AddScriptEventListener(nsIContent* aElement, nsIAtom* aName, const
return rv;
}
nsresult
nsXBLBinding::GetTextData(nsIContent *aParent, nsString& aResult)
{
aResult.Truncate(0);
nsCOMPtr<nsIContent> textChild;
PRInt32 textCount;
aParent->ChildCount(textCount);
nsAutoString answer;
for (PRInt32 j = 0; j < textCount; j++) {
// Get the child.
aParent->ChildAt(j, *getter_AddRefs(textChild));
nsCOMPtr<nsIDOMText> text(do_QueryInterface(textChild));
if (text) {
nsAutoString data;
text->GetData(data);
aResult += data;
}
}
return NS_OK;
}
// Creation Routine ///////////////////////////////////////////////////////////////////////
nsresult