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[XForms] XBLize repeat. Bug 306247, r=me+smaug, patch by surkov@dc.baikal.ru

Browse Source 
git-svn-id: svn://10.0.0.236/trunk@195435 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
allan%beaufour.dk
2006-04-26 09:54:12 +00:00
parent 5cf9b0e12f
commit 0259575605
8 changed files with 216 additions and 67 deletions
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165
mozilla/extensions/xforms/nsXFormsRepeatElement.cpp
View File

@@ -53,17 +53,18 @@
#include "nsIDOMDocument.h"
#include "nsIDOMElement.h"
#include "nsIDOMEventTarget.h"
#include "nsIDOMHTMLDivElement.h"
#include "nsIDOMNodeList.h"
#include "nsIDOMXPathResult.h"
#include "nsXFormsControlStub.h"
#include "nsIXFormsContextControl.h"
#include "nsIXFormsRepeatElement.h"
#include "nsIXFormsRepeatUIElement.h"
#include "nsIXFormsRepeatItemElement.h"
#include "nsXFormsAtoms.h"
#include "nsXFormsModelElement.h"
#include "nsXFormsUtils.h"
#include "nsXFormsDelegateStub.h"
#ifdef DEBUG
//#define DEBUG_XF_REPEAT
@@ -83,14 +84,13 @@
*
* 1) Creates a new \<contextcontainer\> (nsXFormsContextContainer)
*
* 2) Clones all its children (that is children of its nsIXTFXMLVisualWrapper)
* 2) Clones all its children (that is children of its mElement)
* and appends them as children to the nsXFormsContextContainer
*
* 3) Sets the context node and size for the nsXFormsContextContainer, so
* that children can retrieve this through nsIXFormsContextControl.
*
* 4) Inserts the nsXFormsContextContainer into its visual content node
* (mHTMLElement).
* 4) Inserts the nsXFormsContextContainer into its visual content node.
*
* For example, this instance data:
* <pre>
@@ -112,14 +112,14 @@
* will be expanded to:
* <pre>
* <repeat nodeset="n">
* (anonymous content)
* (anonymous content) (XBL)
* <contextcontainer> (contextNode == "n[0]" and contextPosition == 1)
* Val: <output ref="."/> (that is: 'val1')
* </contextcontainer>
* <contextcontainer> (contextNode == "n[1]" and contextPosition == 2)
* Val: <output ref="."/> (that is: 'val2')
* </contextcontainer>
* (/anonymous content)
* (/anonymous content) (XBL)
* </repeat>
* </pre>
*
@@ -188,13 +188,10 @@
* display."
* @see https://bugzilla.mozilla.org/show_bug.cgi?id=302026
*/
class nsXFormsRepeatElement : public nsXFormsControlStub,
class nsXFormsRepeatElement : public nsXFormsDelegateStub,
public nsIXFormsRepeatElement
{
protected:
/** The HTML representation for the node */
nsCOMPtr<nsIDOMHTMLDivElement> mHTMLElement;
/** True while children are being added */
PRBool mAddingChildren;
@@ -291,14 +288,16 @@ protected:
*/
void SanitizeIndex(PRUint32 *aIndex, PRBool aIsScroll = PR_FALSE);
/**
* Returns either the anonymous content of the repeat or null;
*/
already_AddRefed<nsIDOMElement> GetAnonymousContent();
public:
NS_DECL_ISUPPORTS_INHERITED
// nsIXTFXMLVisual overrides
NS_IMETHOD OnCreated(nsIXTFXMLVisualWrapper *aWrapper);
// nsIXTFVisual overrides
NS_IMETHOD GetVisualContent(nsIDOMElement **aElement);
// nsIXTFBindableElement overrides
NS_IMETHOD OnCreated(nsIXTFBindableElementWrapper *aWrapper);
// nsIXTFElement overrides
NS_IMETHOD OnDestroyed();
@@ -329,40 +328,20 @@ public:
};
NS_IMPL_ISUPPORTS_INHERITED1(nsXFormsRepeatElement,
nsXFormsControlStub,
nsXFormsDelegateStub,
nsIXFormsRepeatElement)
// nsIXTFXMLVisual
NS_IMETHODIMP
nsXFormsRepeatElement::OnCreated(nsIXTFXMLVisualWrapper *aWrapper)
nsXFormsRepeatElement::OnCreated(nsIXTFBindableElementWrapper *aWrapper)
{
nsresult rv = nsXFormsControlStub::OnCreated(aWrapper);
nsresult rv = nsXFormsDelegateStub::OnCreated(aWrapper);
NS_ENSURE_SUCCESS(rv, rv);
aWrapper->SetNotificationMask(kStandardNotificationMask |
nsIXTFElement::NOTIFY_BEGIN_ADDING_CHILDREN |
nsIXTFElement::NOTIFY_DONE_ADDING_CHILDREN);
nsCOMPtr<nsIDOMDocument> domDoc;
rv = mElement->GetOwnerDocument(getter_AddRefs(domDoc));
NS_ENSURE_SUCCESS(rv, rv);
// Create UI element
nsCOMPtr<nsIDOMElement> domElement;
rv = domDoc->CreateElementNS(NS_LITERAL_STRING("http://www.w3.org/1999/xhtml"),
NS_LITERAL_STRING("div"),
getter_AddRefs(domElement));
NS_ENSURE_SUCCESS(rv, rv);
mHTMLElement = do_QueryInterface(domElement);
NS_ENSURE_TRUE(mHTMLElement, NS_ERROR_FAILURE);
return NS_OK;
}
NS_IMETHODIMP
nsXFormsRepeatElement::GetVisualContent(nsIDOMElement **aElement)
{
NS_IF_ADDREF(*aElement = mHTMLElement);
return NS_OK;
}
@@ -370,10 +349,9 @@ nsXFormsRepeatElement::GetVisualContent(nsIDOMElement **aElement)
NS_IMETHODIMP
nsXFormsRepeatElement::OnDestroyed()
{
mHTMLElement = nsnull;
mIndexUsers.Clear();
return nsXFormsControlStub::OnDestroyed();
return nsXFormsDelegateStub::OnDestroyed();
}
NS_IMETHODIMP
@@ -389,8 +367,6 @@ nsXFormsRepeatElement::DoneAddingChildren()
{
mAddingChildren = PR_FALSE;
Refresh();
return NS_OK;
}
@@ -543,9 +519,11 @@ nsXFormsRepeatElement::GetCurrentRepeatRow(nsIDOMNode **aRow)
return mCurrentRepeat->GetCurrentRepeatRow(aRow);
}
nsCOMPtr<nsIDOMElement> anon = GetAnonymousContent();
NS_ENSURE_STATE(anon);
nsCOMPtr<nsIDOMNodeList> children;
NS_ENSURE_STATE(mHTMLElement);
mHTMLElement->GetChildNodes(getter_AddRefs(children));
anon->GetChildNodes(getter_AddRefs(children));
NS_ENSURE_STATE(children);
nsCOMPtr<nsIDOMNode> child;
@@ -644,7 +622,10 @@ nsXFormsRepeatElement::GetLevel(PRUint32 *aLevel)
NS_IMETHODIMP
nsXFormsRepeatElement::HandleNodeInsert(nsIDOMNode *aNode)
{
NS_ENSURE_STATE(mHTMLElement);
nsCOMPtr<nsIDOMElement> anon = GetAnonymousContent();
if (!anon) {
return NS_OK;
}
nsCOMPtr<nsIDOM3Node> node(do_QueryInterface(aNode));
NS_ENSURE_STATE(node);
@@ -661,7 +642,7 @@ nsXFormsRepeatElement::HandleNodeInsert(nsIDOMNode *aNode)
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIDOMNode> child;
mHTMLElement->GetFirstChild(getter_AddRefs(child));
anon->GetFirstChild(getter_AddRefs(child));
PRUint32 index = 1;
while (child) {
@@ -698,28 +679,38 @@ nsXFormsRepeatElement::HandleNodeInsert(nsIDOMNode *aNode)
NS_IMETHODIMP
nsXFormsRepeatElement::Bind()
{
if (mAddingChildren)
return NS_OK;
return BindToModel();
nsCOMPtr<nsIDOMDocument> domDoc;
mElement->GetOwnerDocument(getter_AddRefs(domDoc));
if (!nsXFormsUtils::IsDocumentReadyForBind(domDoc)) {
nsXFormsModelElement::DeferElementBind(domDoc, this);
return NS_OK_XFORMS_DEFERRED;
}
return BindToModel(PR_TRUE);
}
NS_IMETHODIMP
nsXFormsRepeatElement::Refresh()
{
if (!mHTMLElement || mAddingChildren || mIsParent)
if (!mElement || mAddingChildren || mIsParent) {
return NS_OK;
}
nsCOMPtr<nsIDOMElement> anon = GetAnonymousContent();
if (!anon) {
return NS_OK;
}
nsPostRefresh postRefresh = nsPostRefresh();
nsresult rv;
// Clear any existing children
nsCOMPtr<nsIDOMNode> cNode;
mHTMLElement->GetFirstChild(getter_AddRefs(cNode));
anon->GetFirstChild(getter_AddRefs(cNode));
while (cNode) {
nsCOMPtr<nsIDOMNode> retNode;
mHTMLElement->RemoveChild(cNode, getter_AddRefs(retNode));
mHTMLElement->GetFirstChild(getter_AddRefs(cNode));
anon->RemoveChild(cNode, getter_AddRefs(retNode));
anon->GetFirstChild(getter_AddRefs(cNode));
}
// Get the nodeset we are bound to
@@ -756,7 +747,7 @@ nsXFormsRepeatElement::Refresh()
// Get DOM document
nsCOMPtr<nsIDOMDocument> domDoc;
rv = mHTMLElement->GetOwnerDocument(getter_AddRefs(domDoc));
rv = mElement->GetOwnerDocument(getter_AddRefs(domDoc));
NS_ENSURE_SUCCESS(rv, rv);
mMaxIndex = contextSize;
@@ -791,7 +782,7 @@ nsXFormsRepeatElement::Refresh()
// We need to insert the context node before adding the children, or the
// children will fail to set up their proper XForms context.
nsCOMPtr<nsIDOMNode> domNode;
rv = mHTMLElement->AppendChild(riElement, getter_AddRefs(domNode));
rv = anon->AppendChild(riElement, getter_AddRefs(domNode));
NS_ENSURE_SUCCESS(rv, rv);
// Iterate over template children, clone them, and append them to
@@ -821,13 +812,42 @@ nsXFormsRepeatElement::Refresh()
// refresh (either using delete or through script, so check the index
// value
SanitizeIndex(&mCurrentIndex);
} else if (!mParent && mMaxIndex) {
} else if (mMaxIndex) {
// repeat-index has not been initialized, set it.
GetStartingIndex(&mCurrentIndex);
if (!mParent) {
GetStartingIndex(&mCurrentIndex);
} else if (mLevel > 1) {
// Set repeat-index for inner repeats. If parent <contextcontainer/>
// element is selected then mCurrentIndex is setted on starting index.
nsCOMPtr<nsIDOMNode> temp = mElement;
nsCOMPtr<nsIDOMNode> parent;
nsCOMPtr<nsIXFormsRepeatItemElement> context;
while (!context) {
rv = temp->GetParentNode(getter_AddRefs(parent));
NS_ENSURE_SUCCESS(rv, rv);
if (!parent)
break;
context = do_QueryInterface(parent);
temp.swap(parent);
}
if (context) {
PRBool hasIndex = PR_FALSE;
context->GetIndexState(&hasIndex);
if (hasIndex) {
PRUint32 index = 0;
GetStartingIndex(&index);
SetIndex(&index, PR_FALSE);
}
}
return NS_OK;
}
}
// If we have the repeat-index, set it.
if (mCurrentIndex) {
if (mCurrentIndex) {
SetChildIndex(mCurrentIndex, PR_TRUE, PR_TRUE);
}
@@ -846,11 +866,12 @@ nsXFormsRepeatElement::SetChildIndex(PRUint32 aPosition,
aPosition, aState, aIsRefresh);
#endif
if (!mHTMLElement)
nsCOMPtr<nsIDOMElement> anon = GetAnonymousContent();
if (!anon)
return NS_OK;
nsCOMPtr<nsIDOMNodeList> children;
mHTMLElement->GetChildNodes(getter_AddRefs(children));
anon->GetChildNodes(getter_AddRefs(children));
NS_ENSURE_STATE(children);
PRUint32 index = aPosition - 1; // Indexes are 1-based, the DOM is 0-based;
@@ -914,6 +935,10 @@ nsXFormsRepeatElement::ResetInnerRepeats(nsIDOMNode *aNode,
nsCOMPtr<nsIDOMNodeList> nodeList;
nsresult rv;
nsCOMPtr<nsIDOMElement> anon = GetAnonymousContent();
NS_ENSURE_STATE(anon);
rv = element->GetElementsByTagNameNS(NS_LITERAL_STRING(NS_NAMESPACE_XFORMS),
NS_LITERAL_STRING("repeat"),
getter_AddRefs(nodeList));
@@ -1020,13 +1045,17 @@ nsXFormsRepeatElement::TryFocus(PRBool *aOK)
return NS_OK;
}
nsCOMPtr<nsIDOMElement> anon = GetAnonymousContent();
if (!anon)
return NS_OK;
/**
* "Setting focus to a repeating structure sets the focus to
* the repeat item represented by the repeat index."
* @see http://www.w3.org/TR/xforms/slice10.html#action-setfocus
*/
nsCOMPtr<nsIDOMNodeList> children;
mHTMLElement->GetChildNodes(getter_AddRefs(children));
anon->GetChildNodes(getter_AddRefs(children));
NS_ENSURE_STATE(children);
nsCOMPtr<nsIDOMNode> child;
@@ -1111,6 +1140,18 @@ nsXFormsRepeatElement::IsBindingAttribute(const nsIAtom *aAttr) const
return PR_FALSE;
}
already_AddRefed<nsIDOMElement>
nsXFormsRepeatElement::GetAnonymousContent()
{
nsIDOMElement* anon = nsnull;
nsCOMPtr<nsIXFormsRepeatUIElement> uiElement(do_QueryInterface(mElement));
if (uiElement) {
// addrefs
uiElement->GetAnonymousRepeatContent(&anon);
}
return anon;
}
// Factory
NS_HIDDEN_(nsresult)
NS_NewXFormsRepeatElement(nsIXTFElement **aResult)