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Added support for XLink - simple links and show=replace or new. Modified nsILinkHandler interface.

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This commit is contained in:
vidur@netscape.com
1998-11-14 00:21:19 +00:00
parent fc45744b3d
commit c5e8cf1482
21 changed files with 552 additions and 75 deletions
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63
docshell/base/nsWebShell.cpp
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@@ -47,7 +47,7 @@
#include "nsITimerCallback.h"
#include "jsurl.h"
#include "nsIBrowserWindow.h"
#include "nsIContent.h"
#include "prlog.h"
@@ -206,11 +206,12 @@ public:
NS_IMETHOD FocusAvailable(nsIWebShell* aFocusedWebShell);
// nsILinkHandler
NS_IMETHOD OnLinkClick(nsIFrame* aFrame,
NS_IMETHOD OnLinkClick(nsIContent* aContent,
nsLinkVerb aVerb,
const PRUnichar* aURLSpec,
const PRUnichar* aTargetSpec,
nsIPostData* aPostData = 0);
NS_IMETHOD OnOverLink(nsIFrame* aFrame,
NS_IMETHOD OnOverLink(nsIContent* aContent,
const PRUnichar* aURLSpec,
const PRUnichar* aTargetSpec);
NS_IMETHOD GetLinkState(const PRUnichar* aURLSpec, nsLinkState& aState);
@@ -260,7 +261,9 @@ public:
NS_IMETHOD FindNext(const PRUnichar * aSearchStr, PRBool aMatchCase, PRBool aSearchDown, PRBool &aIsFound);
// nsWebShell
void HandleLinkClickEvent(const PRUnichar* aURLSpec,
void HandleLinkClickEvent(nsIContent *aContent,
nsLinkVerb aVerb,
const PRUnichar* aURLSpec,
const PRUnichar* aTargetSpec,
nsIPostData* aPostDat = 0);
@@ -1459,18 +1462,22 @@ nsWebShell::FocusAvailable(nsIWebShell* aFocusedWebShell)
// WebShell link handling
struct OnLinkClickEvent : public PLEvent {
OnLinkClickEvent(nsWebShell* aHandler, const PRUnichar* aURLSpec,
OnLinkClickEvent(nsWebShell* aHandler, nsIContent* aContent,
nsLinkVerb aVerb, const PRUnichar* aURLSpec,
const PRUnichar* aTargetSpec, nsIPostData* aPostData = 0);
~OnLinkClickEvent();
void HandleEvent() {
mHandler->HandleLinkClickEvent(*mURLSpec, *mTargetSpec, mPostData);
mHandler->HandleLinkClickEvent(mContent, mVerb, *mURLSpec, *
mTargetSpec, mPostData);
}
nsWebShell* mHandler;
nsString* mURLSpec;
nsString* mTargetSpec;
nsIPostData* mPostData;
nsIContent* mContent;
nsLinkVerb mVerb;
};
static void PR_CALLBACK HandlePLEvent(OnLinkClickEvent* aEvent)
@@ -1484,6 +1491,8 @@ static void PR_CALLBACK DestroyPLEvent(OnLinkClickEvent* aEvent)
}
OnLinkClickEvent::OnLinkClickEvent(nsWebShell* aHandler,
nsIContent *aContent,
nsLinkVerb aVerb,
const PRUnichar* aURLSpec,
const PRUnichar* aTargetSpec,
nsIPostData* aPostData)
@@ -1494,7 +1503,10 @@ OnLinkClickEvent::OnLinkClickEvent(nsWebShell* aHandler,
mTargetSpec = new nsString(aTargetSpec);
mPostData = aPostData;
NS_IF_ADDREF(mPostData);
mContent = aContent;
NS_IF_ADDREF(mContent);
mVerb = aVerb;
#ifdef XP_PC
PL_InitEvent(this, nsnull,
(PLHandleEventProc) ::HandlePLEvent,
@@ -1516,16 +1528,19 @@ OnLinkClickEvent::OnLinkClickEvent(nsWebShell* aHandler,
OnLinkClickEvent::~OnLinkClickEvent()
{
NS_IF_RELEASE(mContent);
NS_IF_RELEASE(mHandler);
NS_IF_RELEASE(mPostData);
if (nsnull != mURLSpec) delete mURLSpec;
if (nsnull != mTargetSpec) delete mTargetSpec;
}
//----------------------------------------
NS_IMETHODIMP
nsWebShell::OnLinkClick(nsIFrame* aFrame,
nsWebShell::OnLinkClick(nsIContent* aContent,
nsLinkVerb aVerb,
const PRUnichar* aURLSpec,
const PRUnichar* aTargetSpec,
nsIPostData* aPostData)
@@ -1533,7 +1548,8 @@ nsWebShell::OnLinkClick(nsIFrame* aFrame,
OnLinkClickEvent* ev;
nsresult rv = NS_OK;
ev = new OnLinkClickEvent(this, aURLSpec, aTargetSpec, aPostData);
ev = new OnLinkClickEvent(this, aContent, aVerb, aURLSpec,
aTargetSpec, aPostData);
if (nsnull == ev) {
rv = NS_ERROR_OUT_OF_MEMORY;
}
@@ -1603,19 +1619,36 @@ nsWebShell::GetTarget(const PRUnichar* aName)
}
void
nsWebShell::HandleLinkClickEvent(const PRUnichar* aURLSpec,
nsWebShell::HandleLinkClickEvent(nsIContent *aContent,
nsLinkVerb aVerb,
const PRUnichar* aURLSpec,
const PRUnichar* aTargetSpec,
nsIPostData* aPostData)
{
nsIWebShell* shell = GetTarget(aTargetSpec);
if (nsnull != shell) {
shell->LoadURL(aURLSpec, aPostData);
NS_RELEASE(shell);
nsAutoString target(aTargetSpec);
switch(aVerb) {
case eLinkVerb_New:
target.SetString("_blank");
// Fall into replace case
case eLinkVerb_Replace:
{
nsIWebShell* shell = GetTarget(target.GetUnicode());
if (nsnull != shell) {
shell->LoadURL(aURLSpec, aPostData);
NS_RELEASE(shell);
}
}
break;
case eLinkVerb_Embed:
default:
;
// XXX Need to do this
}
}
NS_IMETHODIMP
nsWebShell::OnOverLink(nsIFrame* aFrame,
nsWebShell::OnOverLink(nsIContent* aContent,
const PRUnichar* aURLSpec,
const PRUnichar* aTargetSpec)
{