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Adding new event handling mechanism into raptor.

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This commit is contained in:
joki 1998-06-08 00:57:15 +00:00
parent 996f4eb78a
commit 10ffd04c8c
25 changed files with 498 additions and 223 deletions
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6
content/base/public/nsIContent.h
View File

@ -21,6 +21,7 @@
#include <stdio.h>
#include "nslayout.h"
#include "nsISupports.h"
#include "nsGUIEvent.h"
class nsIAtom;
class nsIContentDelegate;
class nsIDocument;
@ -128,6 +129,11 @@ public:
* any objects that it can reach.
*/
NS_IMETHOD SizeOf(nsISizeOfHandler* aHandler) const = 0;
NS_IMETHOD HandleDOMEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus) = 0;
};
#endif /* nsIContent_h___ */

7
content/base/public/nsIDocument.h
View File

@ -21,6 +21,7 @@
#include "nslayout.h"
#include "nsISupports.h"
#include "nsIUnicharInputStream.h"
#include "nsGUIEvent.h"
class nsIArena;
class nsIContent;
class nsIDocumentContainer;
@ -170,8 +171,14 @@ public:
* Copies all text from the selection
*/
virtual void GetSelectionText(nsString & aText) = 0;
NS_IMETHOD HandleDOMEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus) = 0;
};
// XXX Belongs somewhere else
extern NS_LAYOUT nsresult
NS_NewHTMLDocument(nsIDocument** aInstancePtrResult);

100
content/base/src/nsDocument.cpp
View File

@ -24,6 +24,7 @@
#include "nsIStyleSheet.h"
#include "nsIPresShell.h"
#include "nsIDocumentObserver.h"
#include "nsEventListenerManager.h"
#include "nsSelection.h"
#include "nsIDOMText.h"
@ -38,6 +39,9 @@ static NS_DEFINE_IID(kIDOMNodeIID, NS_IDOMNODE_IID);
static NS_DEFINE_IID(kIContentIID, NS_ICONTENT_IID);
static NS_DEFINE_IID(kIDOMElementIID, NS_IDOMELEMENT_IID);
static NS_DEFINE_IID(kIScriptObjectOwnerIID, NS_ISCRIPTOBJECTOWNER_IID);
static NS_DEFINE_IID(kIDOMEventCapturerIID, NS_IDOMEVENTCAPTURER_IID);
static NS_DEFINE_IID(kIDOMEventReceiverIID, NS_IDOMEVENTRECEIVER_IID);
static NS_DEFINE_IID(kIEventListenerManagerIID, NS_IEVENTLISTENERMANAGER_IID);
NS_LAYOUT nsresult
NS_NewPostData(nsIPostData* aPostData, nsIPostData** aInstancePtrResult)
@ -72,6 +76,7 @@ nsDocument::nsDocument()
mParentDocument = nsnull;
mRootContent = nsnull;
mScriptObject = nsnull;
mListenerManager = nsnull;
if (NS_OK != NS_NewSelection(&mSelection)) {
printf("*************** Error: nsDocument::nsDocument - Creation of Selection failed!\n");
@ -129,6 +134,16 @@ nsresult nsDocument::QueryInterface(REFNSIID aIID, void** aInstancePtr)
AddRef();
return NS_OK;
}
if (aIID.Equals(kIDOMEventCapturerIID)) {
*aInstancePtr = (void*)(nsIDOMEventCapturer*)this;
AddRef();
return NS_OK;
}
if (aIID.Equals(kIDOMEventReceiverIID)) {
*aInstancePtr = (void*)(nsIDOMEventReceiver*)this;
AddRef();
return NS_OK;
}
static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
if (aIID.Equals(kISupportsIID)) {
*aInstancePtr = (void*)(nsISupports*)(nsIDocument*)this;
@ -658,6 +673,91 @@ nsresult nsDocument::GetElementsByTagName(nsString &aTagname, nsIDOMNodeIterator
return NS_ERROR_NOT_IMPLEMENTED;
}
nsresult nsDocument::GetListenerManager(nsIEventListenerManager **aInstancePtrResult)
{
if (nsnull != mListenerManager) {
return mListenerManager->QueryInterface(kIEventListenerManagerIID, (void**) aInstancePtrResult);;
}
else {
nsIEventListenerManager* l = new nsEventListenerManager();
if (nsnull == l) {
return NS_ERROR_OUT_OF_MEMORY;
}
if (NS_OK == l->QueryInterface(kIEventListenerManagerIID, (void**) aInstancePtrResult)) {
mListenerManager = l;
return NS_OK;
}
return NS_ERROR_FAILURE;
}
}
nsresult nsDocument::HandleDOMEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus)
{
//Capturing stage
//Local handling stage
if (nsnull != mListenerManager) {
mListenerManager->HandleEvent(aPresContext, aEvent, aEventStatus);
}
//Bubbling stage
/*Need to go to window here*/
return NS_OK;
}
nsresult nsDocument::AddEventListener(nsIDOMEventListener *aListener, const nsIID& aIID)
{
nsIEventListenerManager *manager;
if (NS_OK == GetListenerManager(&manager)) {
manager->AddEventListener(aListener, aIID);
return NS_OK;
}
return NS_ERROR_FAILURE;
}
nsresult nsDocument::RemoveEventListener(nsIDOMEventListener *aListener, const nsIID& aIID)
{
nsIEventListenerManager *manager;
if (NS_OK == GetListenerManager(&manager)) {
manager->RemoveEventListener(aListener, aIID);
return NS_OK;
}
return NS_ERROR_FAILURE;
}
nsresult nsDocument::CaptureEvent(nsIDOMEventListener *aListener)
{
nsIEventListenerManager *manager;
if (NS_OK == GetListenerManager(&manager)) {
manager->CaptureEvent(aListener);
return NS_OK;
}
return NS_ERROR_FAILURE;
}
nsresult nsDocument::ReleaseEvent(nsIDOMEventListener *aListener)
{
nsIEventListenerManager *manager;
if (NS_OK == GetListenerManager(&manager)) {
manager->ReleaseEvent(aListener);
return NS_OK;
}
return NS_ERROR_FAILURE;
}
/**
* Returns the Selection Object
*/

17
content/base/src/nsDocument.h
View File

@ -22,8 +22,10 @@
#include "nsVoidArray.h"
#include "nsIDOMDocument.h"
#include "nsIScriptObjectOwner.h"
#include "nsIDOMEventCapturer.h"
class nsISelection;
class nsIEventListenerManager;
class nsPostData : public nsIPostData {
public:
@ -37,7 +39,7 @@ protected:
};
// Base class for our document implementations
class nsDocument : public nsIDocument, public nsIDOMDocument, public nsIScriptObjectOwner {
class nsDocument : public nsIDocument, public nsIDOMDocument, public nsIScriptObjectOwner, public nsIDOMEventCapturer {
public:
NS_DECL_ISUPPORTS
@ -195,6 +197,18 @@ public:
NS_IMETHOD CreateTreeIterator(nsIDOMNode **aNode, nsIDOMTreeIterator **aTreeIterator);
NS_IMETHOD GetElementsByTagName(nsString &aTagname, nsIDOMNodeIterator **aIterator);
// nsIDOMEventCapturer interface
NS_IMETHOD CaptureEvent(nsIDOMEventListener *aListener);
NS_IMETHOD ReleaseEvent(nsIDOMEventListener *aListener);
NS_IMETHOD AddEventListener(nsIDOMEventListener *aListener, const nsIID& aIID);
NS_IMETHOD RemoveEventListener(nsIDOMEventListener *aListener, const nsIID& aIID);
NS_IMETHOD GetListenerManager(nsIEventListenerManager** aInstancePtrResult);
NS_IMETHOD HandleDOMEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus);
protected:
virtual void AddStyleSheetToSet(nsIStyleSheet* aSheet, nsIStyleSet* aSet); // subclass hook
@ -215,6 +229,7 @@ protected:
nsVoidArray mStyleSheets;
nsVoidArray mObservers;
void* mScriptObject;
nsIEventListenerManager* mListenerManager;
};
#endif /* nsDocument_h___ */

2
layout/Makefile
View File

@ -17,7 +17,7 @@
DEPTH = ..
DIRS = base html build
DIRS = base html events build
include $(DEPTH)/config/config.mk

6
layout/base/public/nsIContent.h
View File

@ -21,6 +21,7 @@
#include <stdio.h>
#include "nslayout.h"
#include "nsISupports.h"
#include "nsGUIEvent.h"
class nsIAtom;
class nsIContentDelegate;
class nsIDocument;
@ -128,6 +129,11 @@ public:
* any objects that it can reach.
*/
NS_IMETHOD SizeOf(nsISizeOfHandler* aHandler) const = 0;
NS_IMETHOD HandleDOMEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus) = 0;
};
#endif /* nsIContent_h___ */

7
layout/base/public/nsIDocument.h
View File

@ -21,6 +21,7 @@
#include "nslayout.h"
#include "nsISupports.h"
#include "nsIUnicharInputStream.h"
#include "nsGUIEvent.h"
class nsIArena;
class nsIContent;
class nsIDocumentContainer;
@ -170,8 +171,14 @@ public:
* Copies all text from the selection
*/
virtual void GetSelectionText(nsString & aText) = 0;
NS_IMETHOD HandleDOMEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus) = 0;
};
// XXX Belongs somewhere else
extern NS_LAYOUT nsresult
NS_NewHTMLDocument(nsIDocument** aInstancePtrResult);

100
layout/base/src/nsDocument.cpp
View File

@ -24,6 +24,7 @@
#include "nsIStyleSheet.h"
#include "nsIPresShell.h"
#include "nsIDocumentObserver.h"
#include "nsEventListenerManager.h"
#include "nsSelection.h"
#include "nsIDOMText.h"
@ -38,6 +39,9 @@ static NS_DEFINE_IID(kIDOMNodeIID, NS_IDOMNODE_IID);
static NS_DEFINE_IID(kIContentIID, NS_ICONTENT_IID);
static NS_DEFINE_IID(kIDOMElementIID, NS_IDOMELEMENT_IID);
static NS_DEFINE_IID(kIScriptObjectOwnerIID, NS_ISCRIPTOBJECTOWNER_IID);
static NS_DEFINE_IID(kIDOMEventCapturerIID, NS_IDOMEVENTCAPTURER_IID);
static NS_DEFINE_IID(kIDOMEventReceiverIID, NS_IDOMEVENTRECEIVER_IID);
static NS_DEFINE_IID(kIEventListenerManagerIID, NS_IEVENTLISTENERMANAGER_IID);
NS_LAYOUT nsresult
NS_NewPostData(nsIPostData* aPostData, nsIPostData** aInstancePtrResult)
@ -72,6 +76,7 @@ nsDocument::nsDocument()
mParentDocument = nsnull;
mRootContent = nsnull;
mScriptObject = nsnull;
mListenerManager = nsnull;
if (NS_OK != NS_NewSelection(&mSelection)) {
printf("*************** Error: nsDocument::nsDocument - Creation of Selection failed!\n");
@ -129,6 +134,16 @@ nsresult nsDocument::QueryInterface(REFNSIID aIID, void** aInstancePtr)
AddRef();
return NS_OK;
}
if (aIID.Equals(kIDOMEventCapturerIID)) {
*aInstancePtr = (void*)(nsIDOMEventCapturer*)this;
AddRef();
return NS_OK;
}
if (aIID.Equals(kIDOMEventReceiverIID)) {
*aInstancePtr = (void*)(nsIDOMEventReceiver*)this;
AddRef();
return NS_OK;
}
static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
if (aIID.Equals(kISupportsIID)) {
*aInstancePtr = (void*)(nsISupports*)(nsIDocument*)this;
@ -658,6 +673,91 @@ nsresult nsDocument::GetElementsByTagName(nsString &aTagname, nsIDOMNodeIterator
return NS_ERROR_NOT_IMPLEMENTED;
}
nsresult nsDocument::GetListenerManager(nsIEventListenerManager **aInstancePtrResult)
{
if (nsnull != mListenerManager) {
return mListenerManager->QueryInterface(kIEventListenerManagerIID, (void**) aInstancePtrResult);;
}
else {
nsIEventListenerManager* l = new nsEventListenerManager();
if (nsnull == l) {
return NS_ERROR_OUT_OF_MEMORY;
}
if (NS_OK == l->QueryInterface(kIEventListenerManagerIID, (void**) aInstancePtrResult)) {
mListenerManager = l;
return NS_OK;
}
return NS_ERROR_FAILURE;
}
}
nsresult nsDocument::HandleDOMEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus)
{
//Capturing stage
//Local handling stage
if (nsnull != mListenerManager) {
mListenerManager->HandleEvent(aPresContext, aEvent, aEventStatus);
}
//Bubbling stage
/*Need to go to window here*/
return NS_OK;
}
nsresult nsDocument::AddEventListener(nsIDOMEventListener *aListener, const nsIID& aIID)
{
nsIEventListenerManager *manager;
if (NS_OK == GetListenerManager(&manager)) {
manager->AddEventListener(aListener, aIID);
return NS_OK;
}
return NS_ERROR_FAILURE;
}
nsresult nsDocument::RemoveEventListener(nsIDOMEventListener *aListener, const nsIID& aIID)
{
nsIEventListenerManager *manager;
if (NS_OK == GetListenerManager(&manager)) {
manager->RemoveEventListener(aListener, aIID);
return NS_OK;
}
return NS_ERROR_FAILURE;
}
nsresult nsDocument::CaptureEvent(nsIDOMEventListener *aListener)
{
nsIEventListenerManager *manager;
if (NS_OK == GetListenerManager(&manager)) {
manager->CaptureEvent(aListener);
return NS_OK;
}
return NS_ERROR_FAILURE;
}
nsresult nsDocument::ReleaseEvent(nsIDOMEventListener *aListener)
{
nsIEventListenerManager *manager;
if (NS_OK == GetListenerManager(&manager)) {
manager->ReleaseEvent(aListener);
return NS_OK;
}
return NS_ERROR_FAILURE;
}
/**
* Returns the Selection Object
*/

17
layout/base/src/nsDocument.h
View File

@ -22,8 +22,10 @@
#include "nsVoidArray.h"
#include "nsIDOMDocument.h"
#include "nsIScriptObjectOwner.h"
#include "nsIDOMEventCapturer.h"
class nsISelection;
class nsIEventListenerManager;
class nsPostData : public nsIPostData {
public:
@ -37,7 +39,7 @@ protected:
};
// Base class for our document implementations
class nsDocument : public nsIDocument, public nsIDOMDocument, public nsIScriptObjectOwner {
class nsDocument : public nsIDocument, public nsIDOMDocument, public nsIScriptObjectOwner, public nsIDOMEventCapturer {
public:
NS_DECL_ISUPPORTS
@ -195,6 +197,18 @@ public:
NS_IMETHOD CreateTreeIterator(nsIDOMNode **aNode, nsIDOMTreeIterator **aTreeIterator);
NS_IMETHOD GetElementsByTagName(nsString &aTagname, nsIDOMNodeIterator **aIterator);
// nsIDOMEventCapturer interface
NS_IMETHOD CaptureEvent(nsIDOMEventListener *aListener);
NS_IMETHOD ReleaseEvent(nsIDOMEventListener *aListener);
NS_IMETHOD AddEventListener(nsIDOMEventListener *aListener, const nsIID& aIID);
NS_IMETHOD RemoveEventListener(nsIDOMEventListener *aListener, const nsIID& aIID);
NS_IMETHOD GetListenerManager(nsIEventListenerManager** aInstancePtrResult);
NS_IMETHOD HandleDOMEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus);
protected:
virtual void AddStyleSheetToSet(nsIStyleSheet* aSheet, nsIStyleSet* aSet); // subclass hook
@ -215,6 +229,7 @@ protected:
nsVoidArray mStyleSheets;
nsVoidArray mObservers;
void* mScriptObject;
nsIEventListenerManager* mListenerManager;
};
#endif /* nsDocument_h___ */

57
layout/base/src/nsFrame.cpp
View File

@ -532,42 +532,47 @@ NS_METHOD nsFrame::HandleEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus)
{
#if DO_SELECTION
aEventStatus = nsEventStatus_eIgnore;
mContent->HandleDOMEvent(aPresContext, aEvent, aEventStatus);
if (aEvent->message == NS_MOUSE_MOVE && mDoingSelection ||
aEvent->message == NS_MOUSE_LEFT_BUTTON_UP ||
aEvent->message == NS_MOUSE_LEFT_BUTTON_DOWN) {
} else {
aEventStatus = nsEventStatus_eIgnore;
return NS_OK;
}
if (gSelectionDebug) printf("Message: %d-------------------------------------------------------------\n",aEvent->message);
#if DO_SELECTION
if (aEvent->message == NS_MOUSE_LEFT_BUTTON_UP) {
if (mDoingSelection) {
//mEndSelect = 0;
HandleRelease(aPresContext, aEvent, aEventStatus, this);
if(nsEventStatus_eIgnore == aEventStatus) {
if (aEvent->message == NS_MOUSE_MOVE && mDoingSelection ||
aEvent->message == NS_MOUSE_LEFT_BUTTON_UP ||
aEvent->message == NS_MOUSE_LEFT_BUTTON_DOWN) {
} else {
aEventStatus = nsEventStatus_eIgnore;
return NS_OK;
}
} else if (aEvent->message == NS_MOUSE_MOVE) {
mDidDrag = PR_TRUE;
if (gSelectionDebug) printf("Message: %d-------------------------------------------------------------\n",aEvent->message);
//if (gSelectionDebug) printf("HandleEvent(Drag)::mSelectionRange %s\n", mSelectionRange->ToString());
HandleDrag(aPresContext, aEvent, aEventStatus, this);
if (gSelectionDebug) printf("HandleEvent(Drag)::mSelectionRange %s\n", mSelectionRange->ToString());
} else if (aEvent->message == NS_MOUSE_LEFT_BUTTON_DOWN) {
nsIContent * content;
GetContent(content);
BuildContentList(content);
if (aEvent->message == NS_MOUSE_LEFT_BUTTON_UP) {
if (mDoingSelection) {
//mEndSelect = 0;
HandleRelease(aPresContext, aEvent, aEventStatus, this);
}
} else if (aEvent->message == NS_MOUSE_MOVE) {
mDidDrag = PR_TRUE;
NS_RELEASE(content);
//if (gSelectionDebug) printf("HandleEvent(Drag)::mSelectionRange %s\n", mSelectionRange->ToString());
HandleDrag(aPresContext, aEvent, aEventStatus, this);
if (gSelectionDebug) printf("HandleEvent(Drag)::mSelectionRange %s\n", mSelectionRange->ToString());
HandlePress(aPresContext, aEvent, aEventStatus, this);
} else if (aEvent->message == NS_MOUSE_LEFT_BUTTON_DOWN) {
nsIContent * content;
GetContent(content);
BuildContentList(content);
NS_RELEASE(content);
HandlePress(aPresContext, aEvent, aEventStatus, this);
}
}
#endif
aEventStatus = nsEventStatus_eIgnore;
return NS_OK;
}

2
layout/base/tests/TestContainerFrame.cpp
View File

@ -82,6 +82,8 @@ public:
void List(FILE* out = stdout, PRInt32 aIndent = 0) const {;}
NS_IMETHOD SizeOf(nsISizeOfHandler* aHandler) const { return NS_OK; }
NS_IMETHOD HandleDOMEvent(nsIPresContext& aPresContext, nsGUIEvent* aEvent, nsEventStatus& aEventStatus)
{return NS_OK;}
NS_DECL_ISUPPORTS

1
layout/build/Makefile
View File

@ -36,5 +36,6 @@ LOBJS = \
$(DIST)/lib/libraptorhtmlforms_s.a \
$(DIST)/lib/libraptorhtmlstyle_s.a \
$(DIST)/lib/libraptorhtmltable_s.a \
$(DIST)/lib/libraptorevents_s.a \
include $(DEPTH)/config/rules.mk

2
layout/build/makefile.win
View File

@ -39,6 +39,7 @@ MISCDEP = \
$(DIST)\lib\raptorhtmlforms_s.lib \
$(DIST)\lib\raptorhtmlstyle_s.lib \
$(DIST)\lib\raptorhtmltable_s.lib \
$(DIST)\lib\raptorevents_s.lib \
$(DIST)\lib\xpcom32.lib \
$(DIST)\lib\raptorbase.lib \
$(DIST)\lib\raptorgfx.lib \
@ -62,6 +63,7 @@ LLIBS= \
$(DIST)\lib\raptorhtmlforms_s.lib \
$(DIST)\lib\raptorhtmlstyle_s.lib \
$(DIST)\lib\raptorhtmltable_s.lib \
$(DIST)\lib\raptorevents_s.lib \
$(DIST)\lib\xpcom32.lib \
$(DIST)\lib\raptorbase.lib \
$(DIST)\lib\raptorgfx.lib \

91
layout/generic/nsHTMLContainerFrame.cpp
View File

@ -89,100 +89,11 @@ NS_METHOD nsHTMLContainerFrame::Paint(nsIPresContext& aPresContext,
return NS_OK;
}
void nsHTMLContainerFrame::TriggerLink(nsIPresContext& aPresContext,
const nsString& aBase,
const nsString& aURLSpec,
const nsString& aTargetSpec,
PRBool aClick)
{
nsILinkHandler* handler;
if (NS_OK == aPresContext.GetLinkHandler(&handler)) {
// Resolve url to an absolute url
nsIURL* docURL = nsnull;
nsIDocument* doc = nsnull;
mContent->GetDocument(doc);
if (nsnull != doc) {
docURL = doc->GetDocumentURL();
NS_RELEASE(doc);
}
nsAutoString absURLSpec;
nsresult rv = NS_MakeAbsoluteURL(docURL, aBase, aURLSpec, absURLSpec);
if (nsnull != docURL) {
NS_RELEASE(docURL);
}
// Now pass on absolute url to the click handler
if (aClick) {
handler->OnLinkClick(this, absURLSpec, aTargetSpec);
}
else {
handler->OnOverLink(this, absURLSpec, aTargetSpec);
}
}
}
NS_METHOD nsHTMLContainerFrame::HandleEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus)
{
aEventStatus = nsEventStatus_eIgnore;
switch (aEvent->message) {
case NS_MOUSE_LEFT_BUTTON_UP:
if (nsEventStatus_eIgnore ==
nsContainerFrame::HandleEvent(aPresContext, aEvent, aEventStatus)) {
// If our child didn't take the click then since we are an
// anchor, we take the click.
nsIAtom* tag = mContent->GetTag();
if (tag == nsHTMLAtoms::a) {
nsAutoString base, href, target;
mContent->GetAttribute("href", href);
mContent->GetAttribute("target", target);
TriggerLink(aPresContext, base, href, target, PR_TRUE);
aEventStatus = nsEventStatus_eConsumeNoDefault;
}
NS_IF_RELEASE(tag);
}
break;
case NS_MOUSE_RIGHT_BUTTON_DOWN:
// XXX Bring up a contextual menu provided by the application
break;
case NS_MOUSE_MOVE:
if (nsEventStatus_eIgnore ==
nsContainerFrame::HandleEvent(aPresContext, aEvent, aEventStatus)) {
nsIAtom* tag = mContent->GetTag();
if (tag == nsHTMLAtoms::a) {
nsAutoString base, href, target;
mContent->GetAttribute("href", href);
mContent->GetAttribute("target", target);
TriggerLink(aPresContext, base, href, target, PR_FALSE);
aEventStatus = nsEventStatus_eConsumeNoDefault;
}
NS_IF_RELEASE(tag);
}
break;
// XXX this doesn't seem to do anything yet
case NS_MOUSE_EXIT:
if (nsEventStatus_eIgnore ==
nsContainerFrame::HandleEvent(aPresContext, aEvent, aEventStatus)) {
nsIAtom* tag = mContent->GetTag();
if (tag == nsHTMLAtoms::a) {
nsAutoString empty;
TriggerLink(aPresContext, empty, empty, empty, PR_FALSE);
aEventStatus = nsEventStatus_eConsumeNoDefault;
}
NS_IF_RELEASE(tag);
}
break;
default:
nsContainerFrame::HandleEvent(aPresContext, aEvent, aEventStatus);
break;
}
return NS_OK;
return nsContainerFrame::HandleEvent(aPresContext, aEvent, aEventStatus);
}
NS_METHOD nsHTMLContainerFrame::GetCursorAt(nsIPresContext& aPresContext,

6
layout/generic/nsHTMLContainerFrame.h
View File

@ -56,12 +56,6 @@ protected:
virtual PRIntn GetSkipSides() const = 0;
void TriggerLink(nsIPresContext& aPresContext,
const nsString& aBase,
const nsString& aURLSpec,
const nsString& aTargetSpec,
PRBool aClick);
nsresult CreateFrameFor(nsIPresContext* aPresContext,
nsIContent* aContent,
nsIStyleContext* aStyleContext,

91
layout/html/base/src/nsHTMLContainerFrame.cpp
View File

@ -89,100 +89,11 @@ NS_METHOD nsHTMLContainerFrame::Paint(nsIPresContext& aPresContext,
return NS_OK;
}
void nsHTMLContainerFrame::TriggerLink(nsIPresContext& aPresContext,
const nsString& aBase,
const nsString& aURLSpec,
const nsString& aTargetSpec,
PRBool aClick)
{
nsILinkHandler* handler;
if (NS_OK == aPresContext.GetLinkHandler(&handler)) {
// Resolve url to an absolute url
nsIURL* docURL = nsnull;
nsIDocument* doc = nsnull;
mContent->GetDocument(doc);
if (nsnull != doc) {
docURL = doc->GetDocumentURL();
NS_RELEASE(doc);
}
nsAutoString absURLSpec;
nsresult rv = NS_MakeAbsoluteURL(docURL, aBase, aURLSpec, absURLSpec);
if (nsnull != docURL) {
NS_RELEASE(docURL);
}
// Now pass on absolute url to the click handler
if (aClick) {
handler->OnLinkClick(this, absURLSpec, aTargetSpec);
}
else {
handler->OnOverLink(this, absURLSpec, aTargetSpec);
}
}
}
NS_METHOD nsHTMLContainerFrame::HandleEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus)
{
aEventStatus = nsEventStatus_eIgnore;
switch (aEvent->message) {
case NS_MOUSE_LEFT_BUTTON_UP:
if (nsEventStatus_eIgnore ==
nsContainerFrame::HandleEvent(aPresContext, aEvent, aEventStatus)) {
// If our child didn't take the click then since we are an
// anchor, we take the click.
nsIAtom* tag = mContent->GetTag();
if (tag == nsHTMLAtoms::a) {
nsAutoString base, href, target;
mContent->GetAttribute("href", href);
mContent->GetAttribute("target", target);
TriggerLink(aPresContext, base, href, target, PR_TRUE);
aEventStatus = nsEventStatus_eConsumeNoDefault;
}
NS_IF_RELEASE(tag);
}
break;
case NS_MOUSE_RIGHT_BUTTON_DOWN:
// XXX Bring up a contextual menu provided by the application
break;
case NS_MOUSE_MOVE:
if (nsEventStatus_eIgnore ==
nsContainerFrame::HandleEvent(aPresContext, aEvent, aEventStatus)) {
nsIAtom* tag = mContent->GetTag();
if (tag == nsHTMLAtoms::a) {
nsAutoString base, href, target;
mContent->GetAttribute("href", href);
mContent->GetAttribute("target", target);
TriggerLink(aPresContext, base, href, target, PR_FALSE);
aEventStatus = nsEventStatus_eConsumeNoDefault;
}
NS_IF_RELEASE(tag);
}
break;
// XXX this doesn't seem to do anything yet
case NS_MOUSE_EXIT:
if (nsEventStatus_eIgnore ==
nsContainerFrame::HandleEvent(aPresContext, aEvent, aEventStatus)) {
nsIAtom* tag = mContent->GetTag();
if (tag == nsHTMLAtoms::a) {
nsAutoString empty;
TriggerLink(aPresContext, empty, empty, empty, PR_FALSE);
aEventStatus = nsEventStatus_eConsumeNoDefault;
}
NS_IF_RELEASE(tag);
}
break;
default:
nsContainerFrame::HandleEvent(aPresContext, aEvent, aEventStatus);
break;
}
return NS_OK;
return nsContainerFrame::HandleEvent(aPresContext, aEvent, aEventStatus);
}
NS_METHOD nsHTMLContainerFrame::GetCursorAt(nsIPresContext& aPresContext,

6
layout/html/base/src/nsHTMLContainerFrame.h
View File

@ -56,12 +56,6 @@ protected:
virtual PRIntn GetSkipSides() const = 0;
void TriggerLink(nsIPresContext& aPresContext,
const nsString& aBase,
const nsString& aURLSpec,
const nsString& aTargetSpec,
PRBool aClick);
nsresult CreateFrameFor(nsIPresContext* aPresContext,
nsIContent* aContent,
nsIStyleContext* aStyleContext,

74
layout/html/base/src/nsHTMLContent.cpp
View File

@ -26,6 +26,8 @@
#include "nsISupportsArray.h"
#include "nsCRT.h"
#include "nsIDocument.h"
#include "nsIEventListenerManager.h"
#include "nsEventListenerManager.h"
#include "nsISizeOfHandler.h"
static NS_DEFINE_IID(kIContentDelegateIID, NS_ICONTENTDELEGATE_IID);
@ -33,6 +35,8 @@ static NS_DEFINE_IID(kIContentIID, NS_ICONTENT_IID);
static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
static NS_DEFINE_IID(kIDOMNodeIID, NS_IDOMNODE_IID);
static NS_DEFINE_IID(kIScriptObjectOwnerIID, NS_ISCRIPTOBJECTOWNER_IID);
static NS_DEFINE_IID(kIEventListenerManagerIID, NS_IEVENTLISTENERMANAGER_IID);
static NS_DEFINE_IID(kIDOMEventReceiverIID, NS_IDOMEVENTRECEIVER_IID);
static nsIContentDelegate* gContentDelegate;
@ -132,6 +136,8 @@ nsHTMLContent::nsHTMLContent()
gContentDelegate = new ContentDelegate();
}
mListenerManager = nsnull;
// Add a reference to the shared content delegate object
NS_ADDREF(gContentDelegate);
}
@ -184,6 +190,11 @@ nsresult nsHTMLContent::QueryInterface(const nsIID& aIID,
AddRef();
return NS_OK;
}
if (aIID.Equals(kIDOMEventReceiverIID)) {
*aInstancePtrResult = (void*)(nsIDOMEventReceiver*)this;
AddRef();
return NS_OK;
}
return NS_NOINTERFACE;
}
@ -533,6 +544,69 @@ nsresult nsHTMLContent::RemoveChild(nsIDOMNode *oldChild)
return NS_ERROR_FAILURE;
}
nsresult nsHTMLContent::GetListenerManager(nsIEventListenerManager **aInstancePtrResult)
{
if (nsnull != mListenerManager) {
return mListenerManager->QueryInterface(kIEventListenerManagerIID, (void**) aInstancePtrResult);;
}
else {
nsIEventListenerManager* l = new nsEventListenerManager();
if (nsnull == l) {
return NS_ERROR_OUT_OF_MEMORY;
}
if (NS_OK == l->QueryInterface(kIEventListenerManagerIID, (void**) aInstancePtrResult)) {
mListenerManager = l;
return NS_OK;
}
return NS_ERROR_FAILURE;
}
}
nsresult nsHTMLContent::AddEventListener(nsIDOMEventListener *aListener, const nsIID& aIID)
{
nsIEventListenerManager *manager;
if (NS_OK == GetListenerManager(&manager)) {
manager->AddEventListener(aListener, aIID);
return NS_OK;
}
return NS_ERROR_FAILURE;
}
nsresult nsHTMLContent::RemoveEventListener(nsIDOMEventListener *aListener, const nsIID& aIID)
{
nsIEventListenerManager *manager;
if (NS_OK == GetListenerManager(&manager)) {
manager->RemoveEventListener(aListener, aIID);
return NS_OK;
}
return NS_ERROR_FAILURE;
}
nsresult nsHTMLContent::HandleDOMEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus)
{
//Capturing stage
//Local handling stage
if (nsnull != mListenerManager) {
mListenerManager->HandleEvent(aPresContext, aEvent, aEventStatus);
}
//Bubbling stage
if (mParent != nsnull) {
return mParent->HandleDOMEvent(aPresContext, aEvent, aEventStatus);
}
return NS_OK;
}
// XXX i18n: this is wrong (?) because we need to know the outgoing
// character set (I think)
void

17
layout/html/base/src/nsHTMLContent.h
View File

@ -21,6 +21,9 @@
#include "nsIHTMLContent.h"
#include "nsIDOMNode.h"
#include "nsIScriptObjectOwner.h"
#include "nsIDOMEventReceiver.h"
#include "nsGUIEvent.h"
class nsIEventListenerManager;
class nsIArena;
class nsIAtom;
@ -29,7 +32,7 @@ class nsIAtom;
* allocation from the malloc heap as well as from an arena. Note
* that instances of this object are created with zero'd memory.
*/
class nsHTMLContent : public nsIHTMLContent, public nsIDOMNode, public nsIScriptObjectOwner {
class nsHTMLContent : public nsIHTMLContent, public nsIDOMNode, public nsIScriptObjectOwner, public nsIDOMEventReceiver {
public:
/**
* This new method allocates memory from the standard malloc heap
@ -126,6 +129,14 @@ public:
NS_IMETHOD ReplaceChild(nsIDOMNode *newChild, nsIDOMNode *oldChild);
NS_IMETHOD RemoveChild(nsIDOMNode *oldChild);
// nsIDOMEventReceiver interface
NS_IMETHOD AddEventListener(nsIDOMEventListener *aListener, const nsIID& aIID);
NS_IMETHOD RemoveEventListener(nsIDOMEventListener *aListener, const nsIID& aIID);
NS_IMETHOD HandleDOMEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus);
protected:
nsHTMLContent();
virtual ~nsHTMLContent();
@ -137,6 +148,10 @@ protected:
nsIDocument* mDocument;
nsIContent* mParent;
void* mScriptObject;
nsresult GetListenerManager(nsIEventListenerManager** aInstancePtrResult);
nsIEventListenerManager* mListenerManager;
};
#endif /* nsHTMLContent_h___ */

84
layout/html/base/src/nsHTMLTagContent.cpp
View File

@ -26,6 +26,9 @@
#include "nsString.h"
#include "prprf.h"
#include "nsDOMAttributes.h"
#include "nsILinkHandler.h"
#include "nsIPresContext.h"
#include "nsIURL.h"
#include "nsICSSParser.h"
#include "nsISupportsArray.h"
#include "nsISizeOfHandler.h"
@ -534,6 +537,87 @@ nsresult nsHTMLTagContent::GetElementsByTagName(nsString &aName,nsIDOMNodeIterat
return NS_ERROR_NOT_IMPLEMENTED;
}
void nsHTMLTagContent::TriggerLink(nsIPresContext& aPresContext,
const nsString& aBase,
const nsString& aURLSpec,
const nsString& aTargetSpec,
PRBool aClick)
{
nsILinkHandler* handler;
if (NS_OK == aPresContext.GetLinkHandler(&handler)) {
// Resolve url to an absolute url
nsIURL* docURL = nsnull;
nsIDocument* doc;
if (NS_OK == GetDocument(doc)) {
docURL = doc->GetDocumentURL();
NS_RELEASE(doc);
}
nsAutoString absURLSpec;
nsresult rv = NS_MakeAbsoluteURL(docURL, aBase, aURLSpec, absURLSpec);
if (nsnull != docURL) {
NS_RELEASE(docURL);
}
// Now pass on absolute url to the click handler
if (aClick) {
handler->OnLinkClick(nsnull, absURLSpec, aTargetSpec);
}
else {
handler->OnOverLink(nsnull, absURLSpec, aTargetSpec);
}
}
}
nsresult nsHTMLTagContent::HandleDOMEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus)
{
nsresult ret = NS_OK;
ret = nsHTMLContent::HandleDOMEvent(aPresContext, aEvent, aEventStatus);
if (NS_OK == ret && nsEventStatus_eIgnore == aEventStatus) {
switch (aEvent->message) {
case NS_MOUSE_LEFT_BUTTON_UP:
if (mTag == nsHTMLAtoms::a) {
nsAutoString base, href, target;
GetAttribute("href", href);
GetAttribute("target", target);
TriggerLink(aPresContext, base, href, target, PR_TRUE);
aEventStatus = nsEventStatus_eConsumeNoDefault;
}
break;
case NS_MOUSE_RIGHT_BUTTON_DOWN:
// XXX Bring up a contextual menu provided by the application
break;
case NS_MOUSE_MOVE:
if (mTag == nsHTMLAtoms::a) {
nsAutoString base, href, target;
GetAttribute("href", href);
GetAttribute("target", target);
TriggerLink(aPresContext, base, href, target, PR_FALSE);
aEventStatus = nsEventStatus_eConsumeNoDefault;
}
break;
// XXX this doesn't seem to do anything yet
case NS_MOUSE_EXIT:
if (mTag == nsHTMLAtoms::a) {
nsAutoString empty;
TriggerLink(aPresContext, empty, empty, empty, PR_FALSE);
aEventStatus = nsEventStatus_eConsumeNoDefault;
}
break;
default:
break;
}
}
return ret;
}
//----------------------------------------------------------------------

10
layout/html/base/src/nsHTMLTagContent.h
View File

@ -114,6 +114,10 @@ public:
NS_IMETHOD GetElementsByTagName(nsString &aName,nsIDOMNodeIterator **aIterator);
NS_IMETHOD Normalize();
NS_IMETHOD HandleDOMEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus);
// Utility routines for making attribute parsing easier
struct EnumTable {
@ -203,6 +207,12 @@ protected:
nsHTMLValue& aValue,
nsString& aResult) const;
void TriggerLink(nsIPresContext& aPresContext,
const nsString& aBase,
const nsString& aURLSpec,
const nsString& aTargetSpec,
PRBool aClick);
nsIAtom* mTag;
nsIHTMLAttributes* mAttributes;
};

14
layout/html/base/src/nsRootPart.cpp
View File

@ -145,6 +145,8 @@ NS_METHOD RootFrame::HandleEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus)
{
mContent->HandleDOMEvent(aPresContext, aEvent, aEventStatus);
switch (aEvent->message) {
case NS_MOUSE_MOVE:
case NS_MOUSE_ENTER:
@ -453,6 +455,10 @@ public:
nsIStyleContext* aStyleContext,
nsIFrame*& aResult);
NS_IMETHOD HandleDOMEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus);
protected:
virtual ~RootPart();
};
@ -483,6 +489,14 @@ RootPart::CreateFrame(nsIPresContext* aPresContext,
return NS_OK;
}
nsresult
RootPart::HandleDOMEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus)
{
return mDocument->HandleDOMEvent(aPresContext, aEvent, aEventStatus);
}
nsresult
NS_NewRootPart(nsIHTMLContent** aInstancePtrResult,
nsIDocument* aDocument)

1
layout/html/tests/Makefile
View File

@ -37,6 +37,7 @@ EX_LIBS = \
$(DIST)/lib/libraptorlayout_s.a \
$(DIST)/lib/libraptorgfx.a \
$(DIST)/lib/libraptorbase.a \
$(DIST)/lib/libraptorevents.a \
$(DIST)/lib/libxpcom.a \
$(DIST)/lib/libplc21.a \
$(DIST)/lib/libplds21.a \

1
layout/html/tests/makefile.win
View File

@ -43,6 +43,7 @@ LLIBS= \
$(DIST)\lib\raptorlayout_s.lib \
$(DIST)\lib\raptorgfx.lib \
$(DIST)\lib\raptorbase.lib \
$(DIST)\lib\raptorevents_s.lib \
$(DIST)\lib\img3240.lib \
$(DIST)\lib\util.lib \
$(DIST)\lib\xpcom32.lib \

2
layout/makefile.win
View File

@ -17,6 +17,6 @@
DEPTH=..
DIRS=base html build
DIRS=base html events build
include <$(DEPTH)\layout\config\rules.mak>