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Bug 303713 Allow content to type into textfields using key events r+sr=jst

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This commit is contained in:
neil%parkwaycc.co.uk 2005-12-09 11:23:54 +00:00
parent ed906ab7d1
commit 16be705a3d
2 changed files with 36 additions and 61 deletions
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91
editor/libeditor/base/nsEditor.cpp
View File

@ -43,6 +43,7 @@
#include "nsIDOMHTMLDocument.h"
#include "nsIDOMHTMLElement.h"
#include "nsIDOMEventReceiver.h"
#include "nsIEventListenerManager.h"
#include "nsIPrefBranch.h"
#include "nsIPrefService.h"
#include "nsUnicharUtils.h"
@ -56,7 +57,6 @@
#include "nsIDOMNamedNodeMap.h"
#include "nsIDOMNodeList.h"
#include "nsIDOMRange.h"
#include "nsIDOM3EventTarget.h"
#include "nsIDOMEventListener.h"
#include "nsIDOMEventGroup.h"
#include "nsIDOMMouseListener.h"
@ -160,7 +160,6 @@ nsEditor::nsEditor()
, mActionListeners(nsnull)
, mEditorObservers(nsnull)
, mDocDirtyState(-1)
, mGotDOMEventReceiver(PR_FALSE)
, mDocWeak(nsnull)
, mPhonetic(nsnull)
{
@ -360,15 +359,19 @@ nsEditor::InstallEventListeners()
nsresult rv = NS_OK;
// register the event listeners with the DOM event reveiver
nsCOMPtr<nsIDOM3EventTarget> dom3Targ(do_QueryInterface(erP));
// register the event listeners with the listener manager
nsCOMPtr<nsIDOMEventGroup> sysGroup;
erP->GetSystemEventGroup(getter_AddRefs(sysGroup));
nsCOMPtr<nsIEventListenerManager> elmP;
erP->GetListenerManager(getter_AddRefs(elmP));
if (sysGroup)
if (sysGroup && elmP)
{
rv = dom3Targ->AddGroupedEventListener(NS_LITERAL_STRING("keypress"),
mKeyListenerP, PR_FALSE, sysGroup);
rv = elmP->AddEventListenerByType(mKeyListenerP,
NS_LITERAL_STRING("keypress"),
NS_EVENT_FLAG_BUBBLE |
NS_PRIV_EVENT_UNTRUSTED_PERMITTED,
sysGroup);
NS_ASSERTION(NS_SUCCEEDED(rv),
"failed to register key listener in system group");
}
@ -411,13 +414,15 @@ nsEditor::RemoveEventListeners()
{
nsCOMPtr<nsIDOMEventGroup> sysGroup;
erP->GetSystemEventGroup(getter_AddRefs(sysGroup));
if (sysGroup)
nsCOMPtr<nsIEventListenerManager> elmP;
erP->GetListenerManager(getter_AddRefs(elmP));
if (sysGroup && elmP)
{
nsCOMPtr<nsIDOM3EventTarget> dom3Targ(do_QueryInterface(erP));
dom3Targ->RemoveGroupedEventListener(NS_LITERAL_STRING("keypress"),
mKeyListenerP, PR_FALSE,
sysGroup);
elmP->RemoveEventListenerByType(mKeyListenerP,
NS_LITERAL_STRING("keypress"),
NS_EVENT_FLAG_BUBBLE |
NS_PRIV_EVENT_UNTRUSTED_PERMITTED,
sysGroup);
}
}
@ -5330,59 +5335,33 @@ nsEditor::HandleInlineSpellCheck(PRInt32 action,
already_AddRefed<nsIDOMEventReceiver>
nsEditor::GetDOMEventReceiver()
{
if (mDOMEventReceiver)
nsIDOMEventReceiver *erp = mDOMEventReceiver;
if (erp)
{
nsIDOMEventReceiver *erp = mDOMEventReceiver;
NS_ADDREF(erp);
return erp;
}
nsIDOMEventReceiver *erp = nsnull;
if (!mGotDOMEventReceiver)
{
// Look for one
nsIDOMElement *rootElement = GetRoot();
// Now hack to make sure we are not anonymous content.
// If we are grab the parent of root element for our observer.
nsCOMPtr<nsIContent> content = do_QueryInterface(rootElement);
if (content)
{
nsIContent* parent = content->GetParent();
if (parent)
{
if (parent->IndexOf(content) < 0)
{
// this will put listener on the form element basically
CallQueryInterface(parent, &erp);
}
}
}
}
if (!erp)
nsIDOMElement *rootElement = GetRoot();
// Now hack to make sure we are not anonymous content.
// If we are grab the parent of root element for our observer.
nsCOMPtr<nsIContent> content = do_QueryInterface(rootElement);
if (content && content->IsNativeAnonymous())
{
mDOMEventReceiver = do_QueryInterface(content->GetParent());
erp = mDOMEventReceiver;
NS_IF_ADDREF(erp);
}
else
{
// Don't use getDocument here, because we have no way of knowing
// if Init() was ever called. So we need to get the document
// ourselves, if it exists.
nsCOMPtr<nsIDOMDocument> domdoc = do_QueryReferent(mDocWeak);
if (domdoc)
{
CallQueryInterface(domdoc, &erp);
}
CallQueryReferent(mDocWeak.get(), &erp);
}
else
{
// We got a DOM event receiver from our content. Cache it.
mDOMEventReceiver = erp;
}
// If we found something, make a note of that.
mGotDOMEventReceiver = mGotDOMEventReceiver || erp;
return erp;
}

6
editor/libeditor/base/nsEditor.h
View File

@ -617,12 +617,8 @@ protected:
nsCOMPtr<nsISupportsArray> mDocStateListeners;// listen to overall doc state (dirty or not, just created, etc)
PRInt8 mDocDirtyState; // -1 = not initialized
PRPackedBool mGotDOMEventReceiver; // True if we've gotten our DOMEventReceiver once
nsWeakPtr mDocWeak; // weak reference to the nsIDOMDocument
// When mGotDOMEventReceiver is set, a null mDOMEventReceiver means we didn't
// find one (and hence should be using the document). We cache the event
// receiver when we get it off anonymous content because during document
// teardown the anonymous content can get unhooked before we get unhooked.
// The form field as an event receiver
nsCOMPtr<nsIDOMEventReceiver> mDOMEventReceiver;
nsString* mPhonetic;