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-rw-r--r--layout/style/nsDOMCSSValueList.cpp129
1 files changed, 129 insertions, 0 deletions
diff --git a/layout/style/nsDOMCSSValueList.cpp b/layout/style/nsDOMCSSValueList.cpp
new file mode 100644
index 000000000..458628d5e
--- /dev/null
+++ b/layout/style/nsDOMCSSValueList.cpp
@@ -0,0 +1,129 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* DOM object representing lists of values in DOM computed style */
+
+#include "nsDOMCSSValueList.h"
+#include "mozilla/dom/CSSValueListBinding.h"
+#include "mozilla/Move.h"
+
+using namespace mozilla;
+
+nsDOMCSSValueList::nsDOMCSSValueList(bool aCommaDelimited, bool aReadonly)
+ : CSSValue(), mCommaDelimited(aCommaDelimited), mReadonly(aReadonly)
+{
+}
+
+nsDOMCSSValueList::~nsDOMCSSValueList()
+{
+}
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(nsDOMCSSValueList)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(nsDOMCSSValueList)
+
+// QueryInterface implementation for nsDOMCSSValueList
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(nsDOMCSSValueList)
+ NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+ NS_INTERFACE_MAP_ENTRY(nsIDOMCSSValue)
+ NS_INTERFACE_MAP_ENTRY(nsIDOMCSSValueList)
+ NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, CSSValue)
+NS_INTERFACE_MAP_END
+
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(nsDOMCSSValueList, mCSSValues)
+
+JSObject*
+nsDOMCSSValueList::WrapObject(JSContext *cx, JS::Handle<JSObject*> aGivenProto)
+{
+ return dom::CSSValueListBinding::Wrap(cx, this, aGivenProto);
+}
+
+void
+nsDOMCSSValueList::AppendCSSValue(already_AddRefed<CSSValue> aValue)
+{
+ RefPtr<CSSValue> val = aValue;
+ mCSSValues.AppendElement(Move(val));
+}
+
+// nsIDOMCSSValue
+
+NS_IMETHODIMP
+nsDOMCSSValueList::GetCssText(nsAString& aCssText)
+{
+ aCssText.Truncate();
+
+ uint32_t count = mCSSValues.Length();
+
+ nsAutoString separator;
+ if (mCommaDelimited) {
+ separator.AssignLiteral(", ");
+ }
+ else {
+ separator.Assign(char16_t(' '));
+ }
+
+ nsAutoString tmpStr;
+ for (uint32_t i = 0; i < count; ++i) {
+ CSSValue *cssValue = mCSSValues[i];
+ NS_ASSERTION(cssValue, "Eek! Someone filled the value list with null CSSValues!");
+ ErrorResult dummy;
+ if (cssValue) {
+ cssValue->GetCssText(tmpStr, dummy);
+
+ if (tmpStr.IsEmpty()) {
+
+#ifdef DEBUG_caillon
+ NS_ERROR("Eek! An empty CSSValue! Bad!");
+#endif
+
+ continue;
+ }
+
+ // If this isn't the first item in the list, then
+ // it's ok to append a separator.
+ if (!aCssText.IsEmpty()) {
+ aCssText.Append(separator);
+ }
+ aCssText.Append(tmpStr);
+ }
+ }
+
+ return NS_OK;
+}
+
+void
+nsDOMCSSValueList::GetCssText(nsString& aText, ErrorResult& aRv)
+{
+ aRv = GetCssText(aText);
+}
+
+NS_IMETHODIMP
+nsDOMCSSValueList::SetCssText(const nsAString& aCssText)
+{
+ if (mReadonly) {
+ return NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR;
+ }
+
+ NS_NOTYETIMPLEMENTED("Can't SetCssText yet: please write me!");
+ return NS_OK;
+}
+
+void
+nsDOMCSSValueList::SetCssText(const nsAString& aText, ErrorResult& aRv)
+{
+ aRv = SetCssText(aText);
+}
+
+NS_IMETHODIMP
+nsDOMCSSValueList::GetCssValueType(uint16_t* aValueType)
+{
+ NS_ENSURE_ARG_POINTER(aValueType);
+ *aValueType = nsIDOMCSSValue::CSS_VALUE_LIST;
+ return NS_OK;
+}
+
+uint16_t
+nsDOMCSSValueList::CssValueType() const
+{
+ return nsIDOMCSSValue::CSS_VALUE_LIST;
+}