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Whitespace cleanup to get some consistency into this code.

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This commit is contained in:
jst%mozilla.jstenback.com 2005-03-14 22:49:00 +00:00
parent bceaa43d5e
commit a344605f63
2 changed files with 80 additions and 59 deletions
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122
widget/src/xpwidgets/nsBaseDragService.cpp
View File

@ -64,11 +64,12 @@ NS_IMPL_QUERY_INTERFACE2(nsBaseDragService, nsIDragService, nsIDragSession)
// DragService constructor
//
//-------------------------------------------------------------------------
nsBaseDragService::nsBaseDragService() :
mCanDrop(PR_FALSE), mDoingDrag(PR_FALSE), mTargetSize(0,0), mDragAction(DRAGDROP_ACTION_NONE)
nsBaseDragService::nsBaseDragService()
: mCanDrop(PR_FALSE), mDoingDrag(PR_FALSE),
mDragAction(DRAGDROP_ACTION_NONE), mTargetSize(0,0)
{
nsresult result = NS_NewISupportsArray(getter_AddRefs(mTransArray));
if ( NS_FAILED(result) ) {
if (NS_FAILED(result)) {
//what do we do? we can't throw!
;
}
@ -85,42 +86,48 @@ nsBaseDragService::~nsBaseDragService()
//---------------------------------------------------------
NS_IMETHODIMP nsBaseDragService::SetCanDrop (PRBool aCanDrop)
NS_IMETHODIMP
nsBaseDragService::SetCanDrop(PRBool aCanDrop)
{
mCanDrop = aCanDrop;
return NS_OK;
mCanDrop = aCanDrop;
return NS_OK;
}
//---------------------------------------------------------
NS_IMETHODIMP nsBaseDragService::GetCanDrop (PRBool * aCanDrop)
NS_IMETHODIMP
nsBaseDragService::GetCanDrop(PRBool * aCanDrop)
{
*aCanDrop = mCanDrop;
return NS_OK;
}
//---------------------------------------------------------
NS_IMETHODIMP nsBaseDragService::SetDragAction (PRUint32 anAction)
NS_IMETHODIMP
nsBaseDragService::SetDragAction(PRUint32 anAction)
{
mDragAction = anAction;
return NS_OK;
}
//---------------------------------------------------------
NS_IMETHODIMP nsBaseDragService::GetDragAction (PRUint32 * anAction)
NS_IMETHODIMP
nsBaseDragService::GetDragAction(PRUint32 * anAction)
{
*anAction = mDragAction;
return NS_OK;
}
//---------------------------------------------------------
NS_IMETHODIMP nsBaseDragService::SetTargetSize (nsSize aDragTargetSize)
NS_IMETHODIMP
nsBaseDragService::SetTargetSize(nsSize aDragTargetSize)
{
mTargetSize = aDragTargetSize;
return NS_OK;
mTargetSize = aDragTargetSize;
return NS_OK;
}
//---------------------------------------------------------
NS_IMETHODIMP nsBaseDragService::GetTargetSize (nsSize * aDragTargetSize)
NS_IMETHODIMP
nsBaseDragService::GetTargetSize(nsSize * aDragTargetSize)
{
*aDragTargetSize = mTargetSize;
return NS_OK;
@ -128,7 +135,8 @@ NS_IMETHODIMP nsBaseDragService::GetTargetSize (nsSize * aDragTargetSize)
//-------------------------------------------------------------------------
NS_IMETHODIMP nsBaseDragService::GetNumDropItems (PRUint32 * aNumItems)
NS_IMETHODIMP
nsBaseDragService::GetNumDropItems(PRUint32 * aNumItems)
{
*aNumItems = 0;
return NS_ERROR_FAILURE;
@ -142,11 +150,11 @@ NS_IMETHODIMP nsBaseDragService::GetNumDropItems (PRUint32 * aNumItems)
// nsnull if the drag began outside of our application.
//
NS_IMETHODIMP
nsBaseDragService :: GetSourceDocument ( nsIDOMDocument** aSourceDocument )
nsBaseDragService::GetSourceDocument(nsIDOMDocument** aSourceDocument)
{
*aSourceDocument = mSourceDocument.get();
NS_IF_ADDREF ( *aSourceDocument );
NS_IF_ADDREF(*aSourceDocument);
return NS_OK;
}
@ -157,72 +165,83 @@ nsBaseDragService :: GetSourceDocument ( nsIDOMDocument** aSourceDocument )
// nsnull if the drag began outside of our application.
//
NS_IMETHODIMP
nsBaseDragService :: GetSourceNode ( nsIDOMNode** aSourceNode )
nsBaseDragService::GetSourceNode(nsIDOMNode** aSourceNode)
{
*aSourceNode = mSourceNode.get();
NS_IF_ADDREF ( *aSourceNode );
NS_IF_ADDREF(*aSourceNode);
return NS_OK;
}
//-------------------------------------------------------------------------
NS_IMETHODIMP nsBaseDragService::GetData (nsITransferable * aTransferable, PRUint32 aItemIndex)
NS_IMETHODIMP
nsBaseDragService::GetData(nsITransferable * aTransferable,
PRUint32 aItemIndex)
{
return NS_ERROR_FAILURE;
}
//-------------------------------------------------------------------------
NS_IMETHODIMP nsBaseDragService::IsDataFlavorSupported(const char *aDataFlavor, PRBool *_retval)
NS_IMETHODIMP
nsBaseDragService::IsDataFlavorSupported(const char *aDataFlavor,
PRBool *_retval)
{
return NS_ERROR_FAILURE;
}
//-------------------------------------------------------------------------
NS_IMETHODIMP nsBaseDragService::InvokeDragSession (nsIDOMNode *aDOMNode, nsISupportsArray * anArrayTransferables, nsIScriptableRegion * aRegion, PRUint32 aActionType)
NS_IMETHODIMP
nsBaseDragService::InvokeDragSession(nsIDOMNode *aDOMNode,
nsISupportsArray * anArrayTransferables,
nsIScriptableRegion * aRegion,
PRUint32 aActionType)
{
NS_WARN_IF_FALSE ( aDOMNode, "No node provided to InvokeDragSession, you should provide one" );
if ( aDOMNode ) {
NS_WARN_IF_FALSE(aDOMNode, "No node provided to InvokeDragSession, you should provide one");
if (aDOMNode) {
// stash the document of the dom node
aDOMNode->GetOwnerDocument ( getter_AddRefs(mSourceDocument) );
aDOMNode->GetOwnerDocument(getter_AddRefs(mSourceDocument));
mSourceNode = aDOMNode;
// When the mouse goes down, the selection code starts a mouse capture. However,
// this gets in the way of determining drag feedback for things like trees because
// the event coordinates are in the wrong coord system. Turn off capture by
// getting the frame associated with the DOM Node.
// When the mouse goes down, the selection code starts a mouse
// capture. However, this gets in the way of determining drag
// feedback for things like trees because the event coordinates
// are in the wrong coord system. Turn off capture by getting the
// frame associated with the DOM Node.
nsIFrame* dragFrame = nsnull;
nsCOMPtr<nsPresContext> context;
GetFrameFromNode ( aDOMNode, &dragFrame, getter_AddRefs(context) );
if ( dragFrame && context )
dragFrame->CaptureMouse ( context, PR_FALSE );
GetFrameFromNode(aDOMNode, &dragFrame, getter_AddRefs(context));
if (dragFrame && context)
dragFrame->CaptureMouse(context, PR_FALSE);
}
return NS_OK;
}
//-------------------------------------------------------------------------
NS_IMETHODIMP nsBaseDragService::GetCurrentSession (nsIDragSession ** aSession)
NS_IMETHODIMP
nsBaseDragService::GetCurrentSession(nsIDragSession ** aSession)
{
if ( !aSession )
if (!aSession)
return NS_ERROR_INVALID_ARG;
// "this" also implements a drag session, so say we are one but only if there
// is currently a drag going on.
if ( mDoingDrag ) {
// "this" also implements a drag session, so say we are one but only
// if there is currently a drag going on.
if (mDoingDrag) {
*aSession = this;
NS_ADDREF(*aSession); // addRef because we're a "getter"
}
else
*aSession = nsnull;
return NS_OK;
}
//-------------------------------------------------------------------------
NS_IMETHODIMP nsBaseDragService::StartDragSession ()
NS_IMETHODIMP
nsBaseDragService::StartDragSession()
{
if (mDoingDrag) {
return NS_ERROR_FAILURE;
@ -232,14 +251,15 @@ NS_IMETHODIMP nsBaseDragService::StartDragSession ()
}
//-------------------------------------------------------------------------
NS_IMETHODIMP nsBaseDragService::EndDragSession ()
NS_IMETHODIMP
nsBaseDragService::EndDragSession()
{
if (!mDoingDrag) {
return NS_ERROR_FAILURE;
}
mDoingDrag = PR_FALSE;
mSourceDocument = nsnull; // release the source document we've been holding
return NS_OK;
}
@ -250,12 +270,12 @@ NS_IMETHODIMP nsBaseDragService::EndDragSession ()
// Get the frame for this content node (note: frames are not refcounted).
//
void
nsBaseDragService :: GetFrameFromNode ( nsIDOMNode* inNode, nsIFrame** outFrame,
nsPresContext** outContext )
nsBaseDragService::GetFrameFromNode(nsIDOMNode* inNode, nsIFrame** outFrame,
nsPresContext** outContext)
{
*outFrame = nsnull;
*outContext = nsnull;
if ( !inNode || !outContext )
if (!inNode || !outContext)
return;
nsCOMPtr<nsIContent> contentNode = do_QueryInterface(inNode);
@ -263,12 +283,12 @@ nsBaseDragService :: GetFrameFromNode ( nsIDOMNode* inNode, nsIFrame** outFrame,
nsIDocument* doc = contentNode->GetDocument();
if (doc) {
nsIPresShell *presShell = doc->GetShellAt(0);
if (presShell) {
if (presShell) {
NS_IF_ADDREF(*outContext = presShell->GetPresContext());
presShell->GetPrimaryFrameFor(contentNode, outFrame);
NS_ASSERTION ( *outFrame, "Can't get frame for this dom node" );
presShell->GetPrimaryFrameFor(contentNode, outFrame);
NS_ASSERTION(*outFrame, "Can't get frame for this dom node");
}
}
}
} // GetFrameFromNode

17
widget/src/xpwidgets/nsBaseDragService.h
View File

@ -54,7 +54,8 @@ class nsPresContext;
* XP DragService wrapper base class
*/
class nsBaseDragService : public nsIDragService, public nsIDragSession
class nsBaseDragService : public nsIDragService,
public nsIDragSession
{
public:
@ -63,21 +64,21 @@ public:
//nsISupports
NS_DECL_ISUPPORTS
//nsIDragSession and nsIDragService
NS_DECL_NSIDRAGSERVICE
NS_DECL_NSIDRAGSESSION
protected:
virtual void GetFrameFromNode ( nsIDOMNode* inNode, nsIFrame** outFrame,
nsPresContext** outContext ) ;
virtual void GetFrameFromNode(nsIDOMNode* inNode, nsIFrame** outFrame,
nsPresContext** outContext);
PRPackedBool mCanDrop;
PRPackedBool mDoingDrag;
PRUint32 mDragAction;
nsSize mTargetSize;
nsCOMPtr<nsISupportsArray> mTransArray;
PRBool mCanDrop;
PRBool mDoingDrag;
nsSize mTargetSize;
PRUint32 mDragAction;
nsCOMPtr<nsIDOMNode> mSourceNode;
nsCOMPtr<nsIDOMDocument> mSourceDocument; // the document at the drag source. will be null
// if it came from outside the app.