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RetroZilla/embedding/browser/powerplant/source/CBrowserShell.cpp
Ryan Nematz 2f2ae146c0 first commit
2015-10-20 23:03:22 -04:00

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Mozilla browser.
*
* The Initial Developer of the Original Code is
* Netscape Communications, Inc.
* Portions created by the Initial Developer are Copyright (C) 1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Conrad Carlen <ccarlen@netscape.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef __CBrowserShell__
#include "CBrowserShell.h"
#endif
#include "nsCWebBrowser.h"
#include "nsIComponentManager.h"
#include "nsRepeater.h"
#include "nsString.h"
#include "nsXPIDLString.h"
#include "nsIWebBrowserChrome.h"
#include "nsIDocShell.h"
#include "nsIDocShellTreeOwner.h"
#include "nsIInterfaceRequestor.h"
#include "nsIInterfaceRequestorUtils.h"
#include "nsIWebProgressListener.h"
#include "nsIServiceManager.h"
#include "nsIClipboardCommands.h"
#include "nsIWalletService.h"
#include "nsIDOMWindow.h"
#include "nsIDOMWindowInternal.h"
#include "nsIDOMDocument.h"
#include "nsIDOMHTMLDocument.h"
#include "nsIDocument.h"
#include "nsIDOMHTMLCollection.h"
#include "nsIDOMHTMLLinkElement.h"
#include "nsIDOMHTMLAnchorElement.h"
#include "nsIDOMHTMLImageElement.h"
#include "nsIDOMNSDocument.h"
#include "nsIDOMLocation.h"
#include "nsIWebBrowserFind.h"
#include "nsIWebBrowserFocus.h"
#include "nsIWebBrowserPersist.h"
#include "nsIURI.h"
#include "nsWeakPtr.h"
#include "nsRect.h"
#include "nsReadableUtils.h"
#include "nsILocalFile.h"
#include "nsILocalFileMac.h"
#include "nsWeakReference.h"
#include "nsIChannel.h"
#include "nsIHistoryEntry.h"
#include "nsISHEntry.h"
#include "nsISHistory.h"
#include "nsIWebBrowserPrint.h"
#include "nsIMacTextInputEventSink.h"
#include "nsCRT.h"
#include "nsNetUtil.h"
#include "gfxIImageFrame.h"
#include "nsIImage.h"
// Local
#include "ApplIDs.h"
#include "CBrowserMsgDefs.h"
#include "CBrowserChrome.h"
#include "CWebBrowserCMAttachment.h"
#include "UMacUnicode.h"
#include "CHeaderSniffer.h"
#include "UCustomNavServicesDialogs.h"
// PowerPlant
#include <UModalDialogs.h>
#include <LStream.h>
#include <UNavServicesDialogs.h>
#include <LEditText.h>
#include <LCheckBox.h>
#include <UEventMgr.h>
// ToolBox
#include <InternetConfig.h>
const nsCString CBrowserShell::kEmptyCString;
nsCOMPtr<nsIDragHelperService> CBrowserShell::sDragHelper;
//*****************************************************************************
//*** CBrowserShellProgressListener
//*****************************************************************************
class CBrowserShellProgressListener : public nsIWebProgressListener,
public nsSupportsWeakReference
{
public:
CBrowserShellProgressListener(CBrowserShell* itsOwner);
NS_DECL_ISUPPORTS
NS_DECL_NSIWEBPROGRESSLISTENER
void SetOwner(CBrowserShell* itsOwner)
{ mpOwner = itsOwner; }
PRBool GetIsLoading()
{ return mLoading; }
protected:
virtual ~CBrowserShellProgressListener();
protected:
CBrowserShell *mpOwner;
PRBool mLoading;
PRBool mUseRealProgFlag;
PRInt32 mFinishedRequests, mTotalRequests;
};
NS_IMPL_ISUPPORTS2(CBrowserShellProgressListener, nsIWebProgressListener, nsISupportsWeakReference)
CBrowserShellProgressListener::CBrowserShellProgressListener(CBrowserShell* itsOwner) :
mpOwner(itsOwner),
mLoading(PR_FALSE), mUseRealProgFlag(PR_FALSE),
mFinishedRequests(0), mTotalRequests(0)
{
}
CBrowserShellProgressListener::~CBrowserShellProgressListener()
{
}
NS_IMETHODIMP CBrowserShellProgressListener::OnStateChange(nsIWebProgress *aWebProgress, nsIRequest *aRequest, PRUint32 aStateFlags, nsresult aStatus)
{
NS_ENSURE_TRUE(mpOwner, NS_ERROR_NULL_POINTER);
if (aStateFlags & STATE_START)
{
if (aStateFlags & STATE_IS_NETWORK)
{
MsgNetStartInfo startInfo(mpOwner);
mpOwner->BroadcastMessage(msg_OnNetStartChange, &startInfo);
mLoading = true;
// Init progress vars
mUseRealProgFlag = false;
mTotalRequests = 0;
mFinishedRequests = 0;
}
if (aStateFlags & STATE_IS_REQUEST)
mTotalRequests++;
}
else if (aStateFlags & STATE_STOP)
{
if (aStateFlags & STATE_IS_REQUEST)
{
mFinishedRequests += 1;
if (!mUseRealProgFlag)
{
MsgOnProgressChangeInfo progInfo(mpOwner, mFinishedRequests, mTotalRequests);
mpOwner->BroadcastMessage(msg_OnProgressChange, &progInfo);
}
}
if (aStateFlags & STATE_IS_NETWORK)
{
MsgNetStopInfo stopInfo(mpOwner);
mpOwner->BroadcastMessage(msg_OnNetStopChange, &stopInfo);
mLoading = false;
}
}
else if (aStateFlags & STATE_TRANSFERRING)
{
if (aStateFlags & STATE_IS_DOCUMENT)
{
nsCOMPtr<nsIChannel> channel(do_QueryInterface(aRequest));
NS_ENSURE_TRUE(channel, NS_ERROR_FAILURE);
nsCAutoString contentType;
channel->GetContentType(contentType);
if (contentType.EqualsLiteral("text/html"))
mUseRealProgFlag = true;
}
if (aStateFlags & STATE_IS_REQUEST)
{
if (!mUseRealProgFlag)
{
MsgOnProgressChangeInfo progInfo(mpOwner, mFinishedRequests, mTotalRequests);
mpOwner->BroadcastMessage(msg_OnProgressChange, &progInfo);
}
}
}
return NS_OK;
}
NS_IMETHODIMP CBrowserShellProgressListener::OnProgressChange(nsIWebProgress *aWebProgress, nsIRequest *aRequest, PRInt32 aCurSelfProgress, PRInt32 aMaxSelfProgress, PRInt32 aCurTotalProgress, PRInt32 aMaxTotalProgress)
{
NS_ENSURE_TRUE(mpOwner, NS_ERROR_NULL_POINTER);
if (!mUseRealProgFlag)
return NS_OK;
MsgOnProgressChangeInfo progInfo(mpOwner, aCurTotalProgress, aMaxTotalProgress);
mpOwner->BroadcastMessage(msg_OnProgressChange, &progInfo);
return NS_OK;
}
NS_IMETHODIMP CBrowserShellProgressListener::OnLocationChange(nsIWebProgress *aWebProgress, nsIRequest *aRequest, nsIURI *location)
{
NS_ENSURE_TRUE(mpOwner, NS_ERROR_NULL_POINTER);
nsCAutoString spec;
if (location)
location->GetSpec(spec);
MsgLocationChangeInfo info(mpOwner, spec.get());
mpOwner->BroadcastMessage(msg_OnLocationChange, &info);
return NS_OK;
}
NS_IMETHODIMP CBrowserShellProgressListener::OnStatusChange(nsIWebProgress *aWebProgress, nsIRequest *aRequest, nsresult aStatus, const PRUnichar *aMessage)
{
NS_ENSURE_TRUE(mpOwner, NS_ERROR_NULL_POINTER);
MsgStatusChangeInfo info(mpOwner, aStatus, aMessage);
mpOwner->BroadcastMessage(msg_OnStatusChange, &info);
return NS_OK;
}
NS_IMETHODIMP CBrowserShellProgressListener::OnSecurityChange(nsIWebProgress *aWebProgress, nsIRequest *aRequest, PRUint32 state)
{
NS_ENSURE_TRUE(mpOwner, NS_ERROR_NULL_POINTER);
MsgSecurityChangeInfo info(mpOwner, state);
mpOwner->BroadcastMessage(msg_OnSecurityChange, &info);
return NS_OK;
}
//*****************************************************************************
//*** CBrowserShell: constructors/destructor
//*****************************************************************************
CBrowserShell::CBrowserShell() :
LDropArea(GetMacWindow()),
mChromeFlags(nsIWebBrowserChrome::CHROME_DEFAULT), mIsMainContent(true),
mContextMenuFlags(nsIContextMenuListener2::CONTEXT_NONE)
{
nsresult rv = CommonConstruct();
if (rv != NS_OK)
Throw_Err(NS_ERROR_GET_CODE(rv)); // If this fails, there's no reason to live anymore :(
}
CBrowserShell::CBrowserShell(const SPaneInfo &inPaneInfo,
const SViewInfo &inViewInfo,
const UInt32 inChromeFlags,
const Boolean inIsMainContent) :
LView(inPaneInfo, inViewInfo), LDropArea(GetMacWindow()),
mChromeFlags(inChromeFlags), mIsMainContent(inIsMainContent),
mContextMenuFlags(nsIContextMenuListener2::CONTEXT_NONE)
{
nsresult rv = CommonConstruct();
if (rv != NS_OK)
Throw_Err(NS_ERROR_GET_CODE(rv)); // If this fails, there's no reason to live anymore :(
}
CBrowserShell::CBrowserShell(LStream* inStream) :
LView(inStream), LDropArea(GetMacWindow()),
mContextMenuFlags(nsIContextMenuListener2::CONTEXT_NONE)
{
*inStream >> mChromeFlags;
*inStream >> mIsMainContent;
nsresult rv = CommonConstruct();
if (rv != NS_OK)
Throw_Err(NS_ERROR_GET_CODE(rv)); // If this fails, there's no reason to live anymore :(
}
CBrowserShell::~CBrowserShell()
{
if (mWebBrowser)
mWebBrowser->SetContainerWindow(nsnull);
if (mChrome)
{
mChrome->SetBrowserShell(nsnull);
NS_RELEASE(mChrome);
}
if (mProgressListener)
{
mProgressListener->SetOwner(nsnull);
NS_RELEASE(mProgressListener);
}
}
NS_IMETHODIMP CBrowserShell::CommonConstruct()
{
nsresult rv;
mWebBrowser = do_CreateInstance(NS_WEBBROWSER_CONTRACTID, &rv);
NS_ENSURE_SUCCESS(rv, NS_ERROR_FAILURE);
nsCOMPtr<nsIBaseWindow> baseWin(do_QueryInterface(mWebBrowser));
NS_ENSURE_TRUE(baseWin, NS_ERROR_FAILURE);
mWebBrowserAsBaseWin = baseWin;
nsCOMPtr<nsIWebNavigation> webNav(do_QueryInterface(mWebBrowser));
NS_ENSURE_TRUE(webNav, NS_ERROR_FAILURE);
mWebBrowserAsWebNav = webNav;
mChrome = new CBrowserChrome(this, mChromeFlags, mIsMainContent);
NS_ENSURE_TRUE(mChrome, NS_ERROR_FAILURE);
NS_ADDREF(mChrome);
AddListener(mChrome);
mWebBrowser->SetContainerWindow(mChrome);
mProgressListener = new CBrowserShellProgressListener(this);
NS_ENSURE_TRUE(mProgressListener, NS_ERROR_FAILURE);
NS_ADDREF(mProgressListener);
return NS_OK;
}
//*****************************************************************************
//*** CBrowserShell: LPane overrides
//*****************************************************************************
void CBrowserShell::FinishCreateSelf()
{
FocusDraw();
Rect portFrame;
CalcPortFrameRect(portFrame);
nsRect r(portFrame.left, portFrame.top, portFrame.right - portFrame.left, portFrame.bottom - portFrame.top);
nsresult rv;
mWebBrowserAsBaseWin->InitWindow(GetMacWindow(), nsnull, r.x, r.y, r.width, r.height);
mWebBrowserAsBaseWin->Create();
mEventSink = do_GetInterface(mWebBrowser);
ThrowIfNil_(mEventSink);
// Hook up our progress listener
nsWeakPtr weakling(do_GetWeakReference((nsIWebProgressListener *)mProgressListener));
rv = mWebBrowser->AddWebBrowserListener(weakling, NS_GET_IID(nsIWebProgressListener));
NS_ASSERTION(NS_SUCCEEDED(rv), "Call to AddWebBrowserListener failed");
AdjustFrame();
StartRepeating();
}
void CBrowserShell::ResizeFrameBy(SInt16 inWidthDelta,
SInt16 inHeightDelta,
Boolean inRefresh)
{
LView::ResizeFrameBy(inWidthDelta, inHeightDelta, inRefresh);
AdjustFrame();
}
void CBrowserShell::MoveBy(SInt32 inHorizDelta,
SInt32 inVertDelta,
Boolean inRefresh)
{
LView::MoveBy(inHorizDelta, inVertDelta, inRefresh);
AdjustFrame();
}
void CBrowserShell::ActivateSelf()
{
EventRecord osEvent;
osEvent.what = activateEvt;
osEvent.modifiers = activeFlag;
PRBool handled = PR_FALSE;
mEventSink->DispatchEvent(&osEvent, &handled);
}
void CBrowserShell::DeactivateSelf()
{
EventRecord osEvent;
osEvent.what = activateEvt;
osEvent.modifiers = 0;
PRBool handled = PR_FALSE;
mEventSink->DispatchEvent(&osEvent, &handled);
}
void CBrowserShell::ShowSelf()
{
mWebBrowserAsBaseWin->SetVisibility(PR_TRUE);
}
void CBrowserShell::DrawSelf()
{
EventRecord osEvent;
osEvent.what = updateEvt;
PRBool handled = PR_FALSE;
mEventSink->DispatchEvent(&osEvent, &handled);
}
void CBrowserShell::ClickSelf(const SMouseDownEvent &inMouseDown)
{
if (!IsTarget())
SwitchTarget(this);
FocusDraw();
PRBool handled = PR_FALSE;
mEventSink->DispatchEvent(&const_cast<EventRecord&>(inMouseDown.macEvent), &handled);
}
void CBrowserShell::EventMouseUp(const EventRecord &inMacEvent)
{
FocusDraw();
PRBool handled = PR_FALSE;
mEventSink->DispatchEvent(&const_cast<EventRecord&>(inMacEvent), &handled);
LEventDispatcher *dispatcher = LEventDispatcher::GetCurrentEventDispatcher();
if (dispatcher)
dispatcher->UpdateMenus();
}
void CBrowserShell::AdjustMouseSelf(Point inPortPt,
const EventRecord& inMacEvent,
RgnHandle outMouseRgn)
{
Rect cursorRect = { inPortPt.h, inPortPt.v, inPortPt.h + 1, inPortPt.v + 1 };
::RectRgn(outMouseRgn, &cursorRect);
}
//*****************************************************************************
//*** CBrowserShell: LCommander overrides
//*****************************************************************************
void CBrowserShell::BeTarget()
{
nsCOMPtr<nsIWebBrowserFocus> focus(do_GetInterface(mWebBrowser));
if (focus)
focus->Activate();
}
void CBrowserShell::DontBeTarget()
{
nsCOMPtr<nsIWebBrowserFocus> focus(do_GetInterface(mWebBrowser));
if (focus)
focus->Deactivate();
}
Boolean CBrowserShell::HandleKeyPress(const EventRecord &inKeyEvent)
{
// set the QuickDraw origin
FocusDraw();
// dispatch the event
PRBool handled = PR_FALSE;
Boolean keyHandled = mEventSink->DispatchEvent(&const_cast<EventRecord&>(inKeyEvent), &handled);
return keyHandled;
}
Boolean CBrowserShell::ObeyCommand(PP_PowerPlant::CommandT inCommand, void* ioParam)
{
Boolean cmdHandled = true;
nsresult rv;
nsCOMPtr<nsIClipboardCommands> clipCmd;
switch (inCommand)
{
case cmd_Back:
Back();
break;
case cmd_Forward:
Forward();
break;
case cmd_Stop:
Stop();
break;
case cmd_Reload:
Reload();
break;
case cmd_SaveAs:
rv = SaveDocument(eSaveFormatHTML);
ThrowIfError_(rv);
break;
case cmd_Cut:
rv = GetClipboardHandler(getter_AddRefs(clipCmd));
if (NS_SUCCEEDED(rv))
clipCmd->CutSelection();
break;
case cmd_Copy:
rv = GetClipboardHandler(getter_AddRefs(clipCmd));
if (NS_SUCCEEDED(rv))
clipCmd->CopySelection();
break;
case cmd_Paste:
rv = GetClipboardHandler(getter_AddRefs(clipCmd));
if (NS_SUCCEEDED(rv))
clipCmd->Paste();
break;
case cmd_SelectAll:
rv = GetClipboardHandler(getter_AddRefs(clipCmd));
if (NS_SUCCEEDED(rv))
clipCmd->SelectAll();
break;
case cmd_Find:
Find();
break;
case cmd_FindNext:
FindNext();
break;
case cmd_OpenLinkInNewWindow:
case cmd_CopyLinkLocation:
{
// Get the URL from the link
ThrowIfNil_(mContextMenuInfo);
nsAutoString temp;
rv = mContextMenuInfo->GetAssociatedLink(temp);
ThrowIfError_(rv);
NS_ConvertUTF16toUTF8 urlSpec(temp);
if (inCommand == cmd_OpenLinkInNewWindow) {
nsCAutoString referrer;
rv = GetFocusedWindowURL(temp);
if (NS_SUCCEEDED(rv))
AppendUTF16toUTF8(temp, referrer);
PostOpenURLEvent(urlSpec, referrer);
}
else
UScrap::SetData(kScrapFlavorTypeText, urlSpec.get(), urlSpec.Length());
}
break;
case cmd_SaveFormData:
{
nsCOMPtr<nsIDOMWindow> domWindow;
nsCOMPtr<nsIDOMWindowInternal> domWindowInternal;
nsCOMPtr<nsIWalletService> walletService =
do_GetService(NS_WALLETSERVICE_CONTRACTID, &rv);
ThrowIfError_(rv);
rv = mWebBrowser->GetContentDOMWindow(getter_AddRefs(domWindow));
ThrowIfError_(rv);
domWindowInternal = do_QueryInterface(domWindow, &rv);
ThrowIfError_(rv);
PRUint32 retval;
rv = walletService->WALLET_RequestToCapture(domWindowInternal, &retval);
}
break;
case cmd_PrefillForm:
{
nsCOMPtr<nsIDOMWindow> domWindow;
nsCOMPtr<nsIDOMWindowInternal> domWindowInternal;
nsCOMPtr<nsIWalletService> walletService =
do_GetService(NS_WALLETSERVICE_CONTRACTID, &rv);
ThrowIfError_(rv);
rv = mWebBrowser->GetContentDOMWindow(getter_AddRefs(domWindow));
ThrowIfError_(rv);
domWindowInternal = do_QueryInterface(domWindow, &rv);
ThrowIfError_(rv);
PRBool retval;
// Don't check the result - A result of NS_ERROR_FAILURE means not to show preview dialog
rv = walletService->WALLET_Prefill(true, domWindowInternal, &retval);
}
break;
case cmd_ViewPageSource:
{
nsCAutoString currentURL;
rv = GetCurrentURL(currentURL);
ThrowIfError_(rv);
currentURL.Insert("view-source:", 0);
PostOpenURLEvent(currentURL, EmptyCString());
}
break;
case cmd_SaveLinkTarget:
{
// Get the URL from the link
ThrowIfNil_(mContextMenuInfo);
nsAutoString linkText;
rv = mContextMenuInfo->GetAssociatedLink(linkText);
ThrowIfError_(rv);
nsCOMPtr<nsIURI> linkURI;
rv = NS_NewURI(getter_AddRefs(linkURI), NS_ConvertUCS2toUTF8(linkText));
ThrowIfError_(rv);
SaveLink(linkURI);
}
break;
case cmd_SaveImage:
{
ThrowIfNil_(mContextMenuInfo);
nsCOMPtr<nsIURI> imgURI;
mContextMenuInfo->GetImageSrc(getter_AddRefs(imgURI));
ThrowIfNil_(imgURI);
SaveLink(imgURI);
}
break;
case cmd_ViewImage:
case cmd_CopyImageLocation:
{
ThrowIfNil_(mContextMenuInfo);
nsCOMPtr<nsIURI> imgURI;
mContextMenuInfo->GetImageSrc(getter_AddRefs(imgURI));
ThrowIfNil_(imgURI);
nsCAutoString temp;
rv = imgURI->GetSpec(temp);
ThrowIfError_(rv);
if (inCommand == cmd_ViewImage)
PostOpenURLEvent(temp, EmptyCString());
else
UScrap::SetData(kScrapFlavorTypeText, temp.get(), temp.Length());
}
break;
case cmd_ViewBackgroundImage:
{
ThrowIfNil_(mContextMenuInfo);
nsCOMPtr<nsIURI> uri;
rv = mContextMenuInfo->GetBackgroundImageSrc(getter_AddRefs(uri));
ThrowIfNil_(uri);
nsCAutoString temp;
rv = uri->GetSpec(temp);
ThrowIfError_(rv);
PostOpenURLEvent(temp, EmptyCString());
}
break;
case cmd_CopyImage:
{
GetClipboardHandler(getter_AddRefs(clipCmd));
if (clipCmd)
clipCmd->CopyImageContents();
}
break;
default:
cmdHandled = LCommander::ObeyCommand(inCommand, ioParam);
break;
}
return cmdHandled;
}
void CBrowserShell::FindCommandStatus(PP_PowerPlant::CommandT inCommand,
Boolean &outEnabled, Boolean &outUsesMark,
UInt16 &outMark, Str255 outName)
{
nsresult rv;
nsCOMPtr<nsIClipboardCommands> clipCmd;
PRBool haveContent, canDo;
nsCOMPtr<nsIURI> currURI;
rv = mWebBrowserAsWebNav->GetCurrentURI(getter_AddRefs(currURI));
haveContent = NS_SUCCEEDED(rv) && currURI;
switch (inCommand)
{
case cmd_Back:
outEnabled = CanGoBack();
break;
case cmd_Forward:
outEnabled = CanGoForward();
break;
case cmd_Stop:
outEnabled = IsBusy();
break;
case cmd_Reload:
outEnabled = haveContent;
break;
case cmd_SaveAs:
outEnabled = haveContent;
break;
case cmd_Cut:
if (haveContent) {
rv = GetClipboardHandler(getter_AddRefs(clipCmd));
if (NS_SUCCEEDED(rv)) {
rv = clipCmd->CanCutSelection(&canDo);
outEnabled = NS_SUCCEEDED(rv) && canDo;
}
}
break;
case cmd_Copy:
if (haveContent) {
rv = GetClipboardHandler(getter_AddRefs(clipCmd));
if (NS_SUCCEEDED(rv)) {
rv = clipCmd->CanCopySelection(&canDo);
outEnabled = NS_SUCCEEDED(rv) && canDo;
}
}
break;
case cmd_Paste:
if (haveContent) {
rv = GetClipboardHandler(getter_AddRefs(clipCmd));
if (NS_SUCCEEDED(rv)) {
rv = clipCmd->CanPaste(&canDo);
outEnabled = NS_SUCCEEDED(rv) && canDo;
}
}
break;
case cmd_SelectAll:
outEnabled = haveContent;
break;
case cmd_Find:
outEnabled = haveContent;
break;
case cmd_FindNext:
outEnabled = haveContent && CanFindNext();
break;
case cmd_OpenLinkInNewWindow:
outEnabled = haveContent && mContextMenuInfo && ((mContextMenuFlags & nsIContextMenuListener2::CONTEXT_LINK) != 0);
break;
case cmd_ViewPageSource:
outEnabled = haveContent && ((mChromeFlags & nsIWebBrowserChrome::CHROME_OPENAS_CHROME) == 0);
break;
case cmd_ViewImage:
outEnabled = haveContent && mContextMenuInfo && ((mContextMenuFlags & nsIContextMenuListener2::CONTEXT_IMAGE) != 0);
break;
case cmd_ViewBackgroundImage:
outEnabled = haveContent && mContextMenuInfo && ((mContextMenuFlags & nsIContextMenuListener2::CONTEXT_BACKGROUND_IMAGE) != 0);
break;
case cmd_CopyImage:
if (haveContent) {
rv = GetClipboardHandler(getter_AddRefs(clipCmd));
if (NS_SUCCEEDED(rv)) {
rv = clipCmd->CanCopyImageContents(&canDo);
outEnabled = NS_SUCCEEDED(rv) && canDo;
}
}
break;
case cmd_SaveLinkTarget:
outEnabled = haveContent && mContextMenuInfo && ((mContextMenuFlags & nsIContextMenuListener2::CONTEXT_LINK) != 0);
break;
case cmd_SaveImage:
outEnabled = haveContent && mContextMenuInfo && ((mContextMenuFlags & nsIContextMenuListener2::CONTEXT_IMAGE) != 0);
break;
case cmd_CopyLinkLocation:
outEnabled = haveContent && mContextMenuInfo && ((mContextMenuFlags & nsIContextMenuListener2::CONTEXT_LINK) != 0);
break;
case cmd_CopyImageLocation:
outEnabled = haveContent && mContextMenuInfo && ((mContextMenuFlags & nsIContextMenuListener2::CONTEXT_IMAGE) != 0);
break;
case cmd_SaveFormData:
outEnabled = haveContent && HasFormElements();
break;
case cmd_PrefillForm:
outEnabled = haveContent && HasFormElements();
break;
default:
LCommander::FindCommandStatus(inCommand, outEnabled,
outUsesMark, outMark, outName);
break;
}
}
//*****************************************************************************
//*** CBrowserShell: LPeriodical overrides
//*****************************************************************************
void CBrowserShell::SpendTime(const EventRecord& inMacEvent)
{
switch (inMacEvent.what)
{
case nullEvent:
HandleMouseMoved(inMacEvent);
break;
case osEvt:
{
// The event sink will not set the cursor if we are in the background - which is right.
// We have to feed it suspendResumeMessages for it to know
unsigned char eventType = ((inMacEvent.message >> 24) & 0x00ff);
if (eventType == suspendResumeMessage) {
PRBool handled = PR_FALSE;
mEventSink->DispatchEvent(&const_cast<EventRecord&>(inMacEvent), &handled);
}
else if (eventType == mouseMovedMessage)
HandleMouseMoved(inMacEvent);
}
break;
}
}
//*****************************************************************************
//*** CBrowserShell:
//*****************************************************************************
void CBrowserShell::AddAttachments()
{
// Only add a context menu attachment for full browser windows -
// not view-source and chrome dialogs.
if ((mChromeFlags & (nsIWebBrowserChrome::CHROME_TOOLBAR |
nsIWebBrowserChrome::CHROME_STATUSBAR)) != 0)
{
CWebBrowserCMAttachment *cmAttachment = new CWebBrowserCMAttachment(this);
ThrowIfNil_(cmAttachment);
cmAttachment->SetCommandList(mcmd_BrowserShellContextMenuCmds);
AddAttachment(cmAttachment);
}
}
NS_METHOD CBrowserShell::GetWebBrowser(nsIWebBrowser** aBrowser)
{
NS_ENSURE_ARG_POINTER(aBrowser);
*aBrowser = mWebBrowser;
NS_IF_ADDREF(*aBrowser);
return NS_OK;
}
NS_METHOD CBrowserShell::SetWebBrowser(nsIWebBrowser* aBrowser)
{
NS_ENSURE_ARG(aBrowser);
FocusDraw();
mWebBrowser = aBrowser;
nsCOMPtr<nsIBaseWindow> baseWin(do_QueryInterface(mWebBrowser));
NS_ENSURE_TRUE(baseWin, NS_ERROR_FAILURE);
mWebBrowserAsBaseWin = baseWin;
nsCOMPtr<nsIWebNavigation> webNav(do_QueryInterface(mWebBrowser));
NS_ENSURE_TRUE(webNav, NS_ERROR_FAILURE);
mWebBrowserAsWebNav = webNav;
Rect portFrame;
CalcPortFrameRect(portFrame);
nsRect r(portFrame.left, portFrame.top, portFrame.right - portFrame.left, portFrame.bottom - portFrame.top);
mWebBrowserAsBaseWin->InitWindow(GetMacWindow(), nsnull, r.x, r.y, r.width, r.height);
mWebBrowserAsBaseWin->Create();
mEventSink = do_GetInterface(mWebBrowser);
ThrowIfNil_(mEventSink);
AdjustFrame();
return NS_OK;
}
NS_METHOD CBrowserShell::GetWebBrowserChrome(nsIWebBrowserChrome** aChrome)
{
NS_ENSURE_ARG_POINTER(aChrome);
return mChrome->QueryInterface(NS_GET_IID(nsIWebBrowserChrome), (void **)aChrome);
}
NS_METHOD CBrowserShell::GetContentViewer(nsIContentViewer** aViewer)
{
nsCOMPtr<nsIDocShell> ourDocShell(do_GetInterface(mWebBrowser));
NS_ENSURE_TRUE(ourDocShell, NS_ERROR_FAILURE);
return ourDocShell->GetContentViewer(aViewer);
}
NS_METHOD CBrowserShell::GetFocusedWindowURL(nsAString& outURL)
{
nsCOMPtr<nsIWebBrowserFocus> wbf(do_GetInterface(mWebBrowser));
if (!wbf)
return NS_ERROR_FAILURE;
nsCOMPtr<nsIDOMWindow> domWindow;
wbf->GetFocusedWindow(getter_AddRefs(domWindow));
if (!domWindow)
mWebBrowser->GetContentDOMWindow(getter_AddRefs(domWindow));
if (!domWindow)
return NS_ERROR_FAILURE;
nsCOMPtr<nsIDOMDocument> domDocument;
domWindow->GetDocument(getter_AddRefs(domDocument));
if (!domDocument)
return NS_ERROR_FAILURE;
nsCOMPtr<nsIDOMNSDocument> nsDoc(do_QueryInterface(domDocument));
if (!nsDoc)
return NS_ERROR_FAILURE;
nsCOMPtr<nsIDOMLocation> location;
nsDoc->GetLocation(getter_AddRefs(location));
if (!location)
return NS_ERROR_FAILURE;
return location->GetHref(outURL);
}
NS_METHOD CBrowserShell::GetPrintSettings(nsIPrintSettings** aSettings)
{
NS_ENSURE_ARG_POINTER(aSettings);
*aSettings = nsnull;
if (!mPrintSettings) {
// If we don't have print settings yet, make new ones.
nsCOMPtr<nsIWebBrowserPrint> wbPrint(do_GetInterface(mWebBrowser));
NS_ENSURE_TRUE(wbPrint, NS_ERROR_NO_INTERFACE);
wbPrint->GetGlobalPrintSettings(getter_AddRefs(mPrintSettings));
}
if (mPrintSettings) {
*aSettings = mPrintSettings;
NS_ADDREF(*aSettings);
return NS_OK;
}
return NS_ERROR_FAILURE;
}
//*****************************************************************************
//*** CBrowserShell: Navigation
//*****************************************************************************
Boolean CBrowserShell::IsBusy()
{
return mProgressListener->GetIsLoading();
}
Boolean CBrowserShell::CanGoBack()
{
PRBool canDo;
nsresult rv;
rv = mWebBrowserAsWebNav->GetCanGoBack(&canDo);
return (NS_SUCCEEDED(rv) && canDo);
}
Boolean CBrowserShell::CanGoForward()
{
PRBool canDo;
nsresult rv;
rv = mWebBrowserAsWebNav->GetCanGoForward(&canDo);
return (NS_SUCCEEDED(rv) && canDo);
}
NS_METHOD CBrowserShell::Back()
{
nsresult rv;
if (CanGoBack())
rv = mWebBrowserAsWebNav->GoBack();
else
{
::SysBeep(5);
rv = NS_ERROR_FAILURE;
}
return rv;
}
NS_METHOD CBrowserShell::Forward()
{
nsresult rv;
if (CanGoForward())
rv = mWebBrowserAsWebNav->GoForward();
else
{
::SysBeep(5);
rv = NS_ERROR_FAILURE;
}
return rv;
}
NS_METHOD CBrowserShell::Stop()
{
return mWebBrowserAsWebNav->Stop(nsIWebNavigation::STOP_ALL);
}
NS_METHOD CBrowserShell::Reload()
{
return mWebBrowserAsWebNav->Reload(nsIWebNavigation::LOAD_FLAGS_NONE);
}
//*****************************************************************************
//*** CBrowserShell: URL Loading
//*****************************************************************************
NS_METHOD CBrowserShell::LoadURL(const nsACString& urlText, const nsACString& referrer)
{
nsCOMPtr<nsIURI> referrerURI;
if (referrer.Length()) {
nsresult rv = NS_NewURI(getter_AddRefs(referrerURI), referrer);
NS_ASSERTION(NS_SUCCEEDED(rv), "Failed to make URI for referrer.");
}
return mWebBrowserAsWebNav->LoadURI(NS_ConvertUTF8toUCS2(urlText).get(),
nsIWebNavigation::LOAD_FLAGS_NONE,
referrerURI,
nsnull,
nsnull);
}
NS_METHOD CBrowserShell::GetCurrentURL(nsACString& urlText)
{
nsresult rv;
nsCOMPtr<nsIURI> currentURI;
rv = mWebBrowserAsWebNav->GetCurrentURI(getter_AddRefs(currentURI));
if (NS_FAILED(rv)) return rv;
rv = currentURI->GetSpec(urlText);
if (NS_FAILED(rv)) return rv;
return NS_OK;
}
//*****************************************************************************
//*** CBrowserShell: URI Saving
//*****************************************************************************
// Save All As from menus
NS_METHOD CBrowserShell::SaveDocument(ESaveFormat inSaveFormat)
{
nsresult rv;
nsCOMPtr<nsIDOMDocument> domDocument;
rv = mWebBrowserAsWebNav->GetDocument(getter_AddRefs(domDocument));
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIDOMNSDocument> nsDoc(do_QueryInterface(domDocument));
if (!nsDoc)
return NS_ERROR_FAILURE;
nsCOMPtr<nsIDOMLocation> location;
nsDoc->GetLocation(getter_AddRefs(location));
if (!location)
return NS_ERROR_FAILURE;
nsAutoString docLocation;
rv = location->GetHref(docLocation);
if (NS_FAILED(rv))
return rv;
nsCOMPtr<nsIURI> documentURI;
rv = NS_NewURI(getter_AddRefs(documentURI), NS_ConvertUCS2toUTF8(docLocation));
if (NS_FAILED(rv))
return rv;
return SaveInternal(documentURI, domDocument, EmptyString(), false, inSaveFormat); // don't bypass cache
}
// Save link target
NS_METHOD CBrowserShell::SaveLink(nsIURI* inURI)
{
return SaveInternal(inURI, nsnull, EmptyString(), true, eSaveFormatHTML); // bypass cache
}
const char* const kPersistContractID = "@mozilla.org/embedding/browser/nsWebBrowserPersist;1";
NS_METHOD CBrowserShell::SaveInternal(nsIURI* inURI, nsIDOMDocument* inDocument,
const nsAString& inSuggestedFilename, Boolean inBypassCache, ESaveFormat inSaveFormat)
{
nsresult rv;
// Create our web browser persist object. This is the object that knows
// how to actually perform the saving of the page (and of the images
// on the page).
nsCOMPtr<nsIWebBrowserPersist> webPersist(do_CreateInstance(kPersistContractID, &rv));
if (!webPersist)
return rv;
// Make a temporary file object that we can save to.
nsCOMPtr<nsIProperties> dirService(do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv));
if (!dirService)
return rv;
nsCOMPtr<nsIFile> tmpFile;
dirService->Get("TmpD", NS_GET_IID(nsIFile), getter_AddRefs(tmpFile));
static short unsigned int tmpRandom = 0;
nsAutoString tmpNo; tmpNo.AppendInt(tmpRandom++);
nsAutoString saveFile(NS_LITERAL_STRING("-sav"));
saveFile += tmpNo;
saveFile.Append(NS_LITERAL_STRING("tmp"));
tmpFile->Append(saveFile);
// Get the post data if we're an HTML doc.
nsCOMPtr<nsIInputStream> postData;
if (inDocument) {
nsCOMPtr<nsIWebNavigation> webNav(do_QueryInterface(mWebBrowser));
nsCOMPtr<nsISHistory> sessionHistory;
webNav->GetSessionHistory(getter_AddRefs(sessionHistory));
nsCOMPtr<nsIHistoryEntry> entry;
PRInt32 sindex;
sessionHistory->GetIndex(&sindex);
sessionHistory->GetEntryAtIndex(sindex, PR_FALSE, getter_AddRefs(entry));
nsCOMPtr<nsISHEntry> shEntry(do_QueryInterface(entry));
if (shEntry)
shEntry->GetPostData(getter_AddRefs(postData));
}
// when saving, we first fire off a save with a nsHeaderSniffer as a progress
// listener. This allows us to look for the content-disposition header, which
// can supply a filename, and maybe has something to do with CGI-generated
// content (?)
CHeaderSniffer* sniffer = new CHeaderSniffer(webPersist, tmpFile, inURI, inDocument, postData,
inSuggestedFilename, inBypassCache, inSaveFormat);
if (!sniffer)
return NS_ERROR_OUT_OF_MEMORY;
webPersist->SetProgressListener(sniffer); // owned
return webPersist->SaveURI(inURI, nsnull, nsnull, nsnull, nsnull, tmpFile);
}
//*****************************************************************************
//*** CBrowserShell: Text Searching
//*****************************************************************************
Boolean CBrowserShell::Find()
{
nsresult rv;
nsXPIDLString stringBuf;
PRBool findBackwards;
PRBool wrapFind;
PRBool entireWord;
PRBool matchCase;
nsCOMPtr<nsIWebBrowserFind> finder(do_GetInterface(mWebBrowser));
if (!finder) return FALSE;
finder->GetSearchString(getter_Copies(stringBuf));
finder->GetFindBackwards(&findBackwards);
finder->GetWrapFind(&wrapFind);
finder->GetEntireWord(&entireWord);
finder->GetMatchCase(&matchCase);
Boolean result = FALSE;
nsString searchString(stringBuf.get());
if (DoFindDialog(searchString, findBackwards, wrapFind, entireWord, matchCase))
{
PRBool didFind;
finder->SetSearchString(searchString.get());
finder->SetFindBackwards(findBackwards);
finder->SetWrapFind(wrapFind);
finder->SetEntireWord(entireWord);
finder->SetMatchCase(matchCase);
rv = finder->FindNext(&didFind);
result = (NS_SUCCEEDED(rv) && didFind);
if (!result)
::SysBeep(1);
}
return result;
}
Boolean CBrowserShell::Find(const nsAString& searchString,
Boolean findBackwards,
Boolean wrapFind,
Boolean entireWord,
Boolean matchCase)
{
nsresult rv;
Boolean result;
PRBool didFind;
nsCOMPtr<nsIWebBrowserFind> finder(do_GetInterface(mWebBrowser));
if (!finder) return FALSE;
finder->SetSearchString(PromiseFlatString(searchString).get());
finder->SetFindBackwards(findBackwards);
finder->SetWrapFind(wrapFind);
finder->SetEntireWord(entireWord);
finder->SetMatchCase(matchCase);
rv = finder->FindNext(&didFind);
result = (NS_SUCCEEDED(rv) && didFind);
if (!result)
::SysBeep(1);
return result;
}
Boolean CBrowserShell::CanFindNext()
{
nsresult rv;
nsCOMPtr<nsIWebBrowserFind> finder(do_GetInterface(mWebBrowser));
if (!finder) return FALSE;
nsXPIDLString searchStr;
rv = finder->GetSearchString(getter_Copies(searchStr));
return (NS_SUCCEEDED(rv) && !searchStr.IsEmpty());
}
Boolean CBrowserShell::FindNext()
{
nsresult rv;
Boolean result;
PRBool didFind;
nsCOMPtr<nsIWebBrowserFind> finder(do_GetInterface(mWebBrowser));
if (!finder) return FALSE;
rv = finder->FindNext(&didFind);
result = (NS_SUCCEEDED(rv) && didFind);
if (!result)
::SysBeep(1);
return result;
}
NS_IMETHODIMP CBrowserShell::OnShowContextMenu(PRUint32 aContextFlags,
nsIContextMenuInfo *aInfo)
{
// Find our CWebBrowserCMAttachment, if any
CWebBrowserCMAttachment *aCMAttachment = nsnull;
const TArray<LAttachment*>* theAttachments = GetAttachmentsList();
if (theAttachments) {
TArrayIterator<LAttachment*> iterate(*theAttachments);
LAttachment* theAttach;
while (iterate.Next(theAttach)) {
aCMAttachment = dynamic_cast<CWebBrowserCMAttachment*>(theAttach);
if (aCMAttachment != nil)
break;
}
}
if (!aCMAttachment) {
NS_ASSERTION(PR_FALSE, "No CWebBrowserCMAttachment");
return NS_OK;
}
EventRecord macEvent;
UEventMgr::GetMouseAndModifiers(macEvent);
mContextMenuFlags = aContextFlags;
mContextMenuInfo = aInfo;
aCMAttachment->DoContextMenuClick(macEvent);
mContextMenuFlags = 0;
mContextMenuInfo = nsnull;
return NS_OK;
}
NS_IMETHODIMP CBrowserShell::OnShowTooltip(PRInt32 aXCoords,
PRInt32 aYCoords,
const PRUnichar *aTipText)
{
nsresult rv = NS_ERROR_NOT_IMPLEMENTED;
#if TARGET_CARBON
if ((Ptr)HMDisplayTag != (Ptr)kUnresolvedCFragSymbolAddress &&
(Ptr)HMHideTag != (Ptr)kUnresolvedCFragSymbolAddress)
{
HMHelpContentRec contentRec;
Point location;
location.h = aXCoords; location.v = aYCoords;
FocusDraw();
LocalToPortPoint(location);
PortToGlobalPoint(location);
contentRec.version = kMacHelpVersion;
contentRec.absHotRect.top = contentRec.absHotRect.bottom = location.v;
contentRec.absHotRect.left = contentRec.absHotRect.right = location.h;
::InsetRect(&contentRec.absHotRect, -4, -4);
contentRec.tagSide = kHMOutsideBottomScriptAligned;
contentRec.content[kHMMinimumContentIndex].contentType = kHMCFStringContent;
contentRec.content[kHMMinimumContentIndex].u.tagCFString =
::CFStringCreateWithCharactersNoCopy(NULL, (const UniChar *)aTipText, nsCRT::strlen(aTipText), kCFAllocatorNull);
contentRec.content[kHMMaximumContentIndex].contentType = kHMNoContent;
::HMDisplayTag(&contentRec);
rv = NS_OK;
}
#endif
return rv;
}
NS_IMETHODIMP CBrowserShell::OnHideTooltip()
{
nsresult rv = NS_ERROR_NOT_IMPLEMENTED;
#if TARGET_CARBON
if ((Ptr)HMHideTag != (Ptr)kUnresolvedCFragSymbolAddress)
{
::HMHideTag();
rv = NS_OK;
}
#endif
return rv;
}
void CBrowserShell::HandleMouseMoved(const EventRecord& inMacEvent)
{
static Point lastWhere = {0, 0};
if (IsActive() && (*(long*)&lastWhere != *(long*)&inMacEvent.where))
{
FocusDraw();
PRBool handled = PR_FALSE;
mEventSink->DispatchEvent(&const_cast<EventRecord&>(inMacEvent), &handled);
lastWhere = inMacEvent.where;
}
}
void CBrowserShell::AdjustFrame()
{
FocusDraw();
Rect portFrame;
CalcPortFrameRect(portFrame);
nsRect r(portFrame.left, portFrame.top, portFrame.right - portFrame.left, portFrame.bottom - portFrame.top);
mWebBrowserAsBaseWin->SetPositionAndSize(r.x, r.y, r.width, r.height, PR_TRUE);
}
Boolean CBrowserShell::DoFindDialog(nsAString& searchText,
PRBool& findBackwards,
PRBool& wrapFind,
PRBool& entireWord,
PRBool& caseSensitive)
{
enum
{
kSearchTextEdit = FOUR_CHAR_CODE('Text'),
kCaseSensitiveCheck = FOUR_CHAR_CODE('Case'),
kWrapAroundCheck = FOUR_CHAR_CODE('Wrap'),
kSearchBackwardsCheck = FOUR_CHAR_CODE('Back'),
kEntireWordCheck = FOUR_CHAR_CODE('Entr')
};
Boolean result;
try
{
// Create stack-based object for handling the dialog box
StDialogHandler theHandler(dlog_FindDialog, this);
LWindow *theDialog = theHandler.GetDialog();
Str255 aStr;
// Set initial text for string in dialog box
CPlatformUCSConversion::GetInstance()->UCSToPlatform(searchText, aStr);
LEditText *editField = dynamic_cast<LEditText*>(theDialog->FindPaneByID(kSearchTextEdit));
editField->SetDescriptor(aStr);
theDialog->SetLatentSub(editField);
LCheckBox *caseSensCheck, *entireWordCheck, *wrapAroundCheck, *backwardsCheck;
caseSensCheck = dynamic_cast<LCheckBox*>(theDialog->FindPaneByID(kCaseSensitiveCheck));
ThrowIfNot_(caseSensCheck);
caseSensCheck->SetValue(caseSensitive ? 1 : 0);
entireWordCheck = dynamic_cast<LCheckBox*>(theDialog->FindPaneByID(kEntireWordCheck));
ThrowIfNot_(entireWordCheck);
entireWordCheck->SetValue(entireWord ? 1 : 0);
wrapAroundCheck = dynamic_cast<LCheckBox*>(theDialog->FindPaneByID(kWrapAroundCheck));
ThrowIfNot_(wrapAroundCheck);
wrapAroundCheck->SetValue(wrapFind ? 1 : 0);
backwardsCheck = dynamic_cast<LCheckBox*>(theDialog->FindPaneByID(kSearchBackwardsCheck));
ThrowIfNot_(backwardsCheck);
backwardsCheck->SetValue(findBackwards ? 1 : 0);
theDialog->Show();
while (true) // This is our modal dialog event loop
{
MessageT hitMessage = theHandler.DoDialog();
if (hitMessage == msg_Cancel)
{
result = FALSE;
break;
}
else if (hitMessage == msg_OK)
{
editField->GetDescriptor(aStr);
CPlatformUCSConversion::GetInstance()->PlatformToUCS(aStr, searchText);
caseSensitive = caseSensCheck->GetValue() ? TRUE : FALSE;
entireWord = entireWordCheck->GetValue() ? TRUE : FALSE;
wrapFind = wrapAroundCheck->GetValue() ? TRUE : FALSE;
findBackwards = backwardsCheck->GetValue() ? TRUE : FALSE;
result = TRUE;
break;
}
}
}
catch (...)
{
result = FALSE;
// Don't propagate the error.
}
return result;
}
nsresult CBrowserShell::GetClipboardHandler(nsIClipboardCommands **aCommand)
{
NS_ENSURE_ARG_POINTER(aCommand);
nsCOMPtr<nsIClipboardCommands> clipCmd(do_GetInterface(mWebBrowser));
NS_ENSURE_TRUE(clipCmd, NS_ERROR_FAILURE);
*aCommand = clipCmd;
NS_ADDREF(*aCommand);
return NS_OK;
}
Boolean CBrowserShell::HasFormElements()
{
nsresult rv;
nsCOMPtr<nsIDOMWindow> domWindow;
rv = mWebBrowser->GetContentDOMWindow(getter_AddRefs(domWindow));
if (NS_SUCCEEDED(rv)) {
nsCOMPtr<nsIDOMDocument> domDoc;
rv = domWindow->GetDocument(getter_AddRefs(domDoc));
if (NS_SUCCEEDED(rv)) {
nsCOMPtr<nsIDOMHTMLDocument> htmlDoc = do_QueryInterface(domDoc);
if (htmlDoc) {
nsCOMPtr<nsIDOMHTMLCollection> forms;
htmlDoc->GetForms(getter_AddRefs(forms));
if (forms) {
PRUint32 numForms;
forms->GetLength(&numForms);
return numForms > 0;
}
}
}
}
return false;
}
void CBrowserShell::PostOpenURLEvent(const nsACString& url, const nsACString& referrer)
{
// Send an AppleEvent to ourselves to open a new window with the given URL
// IMPORTANT: We need to make our target address using a ProcessSerialNumber
// from GetCurrentProcess. This will cause our AppleEvent to be handled from
// the event loop. Creating and showing a new window before the context menu
// click is done being processed is fatal. If we make the target address with a
// ProcessSerialNumber in which highLongOfPSN == 0 && lowLongOfPSN == kCurrentProcess,
// the event will be dispatched to us directly and we die.
OSErr err;
ProcessSerialNumber currProcess;
StAEDescriptor selfAddrDesc;
err = ::GetCurrentProcess(&currProcess);
ThrowIfOSErr_(err);
err = ::AECreateDesc(typeProcessSerialNumber, (Ptr) &currProcess,
sizeof(currProcess), selfAddrDesc);
ThrowIfOSErr_(err);
AppleEvent getURLEvent;
err = ::AECreateAppleEvent(kInternetEventClass, kAEGetURL,
selfAddrDesc,
kAutoGenerateReturnID,
kAnyTransactionID,
&getURLEvent);
ThrowIfOSErr_(err);
const nsPromiseFlatCString& flatURL = PromiseFlatCString(url);
StAEDescriptor urlDesc(typeChar, flatURL.get(), flatURL.Length());
err = ::AEPutParamDesc(&getURLEvent, keyDirectObject, urlDesc);
if (err) {
::AEDisposeDesc(&getURLEvent);
Throw_(err);
}
if (referrer.Length() != 0) {
const nsPromiseFlatCString& flatReferrer = PromiseFlatCString(referrer);
StAEDescriptor referrerDesc(typeChar, flatReferrer.get(), flatReferrer.Length());
err = ::AEPutParamDesc(&getURLEvent, keyGetURLReferrer, referrerDesc);
if (err) {
::AEDisposeDesc(&getURLEvent);
Throw_(err);
}
}
UAppleEventsMgr::SendAppleEvent(getURLEvent);
}
void
CBrowserShell::InsideDropArea(DragReference inDragRef)
{
if ( sDragHelper ) {
PRBool dropAllowed = PR_FALSE;
sDragHelper->Tracking ( inDragRef, mEventSink, &dropAllowed );
}
}
void
CBrowserShell::EnterDropArea( DragReference inDragRef, Boolean inDragHasLeftSender)
{
sDragHelper = do_GetService ( "@mozilla.org/widget/draghelperservice;1" );
NS_ASSERTION ( sDragHelper, "Couldn't get a drag service, we're in biiig trouble" );
if ( sDragHelper )
sDragHelper->Enter ( inDragRef, mEventSink );
}
void
CBrowserShell::LeaveDropArea( DragReference inDragRef )
{
if ( sDragHelper ) {
sDragHelper->Leave ( inDragRef, mEventSink );
sDragHelper = nsnull;
}
}
Boolean
CBrowserShell::PointInDropArea(Point inGlobalPt)
{
return true;
}
Boolean
CBrowserShell::DragIsAcceptable( DragReference inDragRef )
{
return true;
}
void
CBrowserShell::DoDragReceive( DragReference inDragRef )
{
if ( sDragHelper ) {
PRBool dragAccepted = PR_FALSE;
sDragHelper->Drop ( inDragRef, mEventSink, &dragAccepted );
}
}
#pragma mark -
OSStatus CBrowserShell::HandleUpdateActiveInputArea(
const nsAString& text,
PRInt16 script,
PRInt16 language,
PRInt32 fixLen,
const TextRangeArray * hiliteRng
)
{
nsCOMPtr<nsIMacTextInputEventSink> tieSink;
tieSink = do_QueryInterface(mEventSink);
if (!tieSink)
return eventNotHandledErr;
OSStatus err = noErr;
nsresult res = tieSink->HandleUpdateActiveInputArea( text,
script, language,
fixLen, (void*)hiliteRng,
&err);
if (noErr != err)
return err;
if (NS_FAILED(res))
return eventNotHandledErr;
return noErr;
}
OSStatus CBrowserShell::HandleUnicodeForKeyEvent(
const nsAString& text,
PRInt16 script,
PRInt16 language,
const EventRecord * keyboardEvent)
{
nsCOMPtr<nsIMacTextInputEventSink> tieSink;
tieSink = do_QueryInterface(mEventSink);
if (!tieSink)
return eventNotHandledErr;
OSStatus err = noErr;
nsresult res = tieSink->HandleUnicodeForKeyEvent( text,
script, language,
(void*)keyboardEvent,
&err);
if (noErr != err)
return err;
if (NS_FAILED(res))
return eventNotHandledErr;
return noErr;
}
OSStatus CBrowserShell::HandleOffsetToPos(
PRInt32 offset,
PRInt16 *pointX,
PRInt16 *pointY)
{
nsCOMPtr<nsIMacTextInputEventSink> tieSink;
tieSink = do_QueryInterface(mEventSink);
if (!tieSink)
return eventNotHandledErr;
OSStatus err = noErr;
nsresult res = tieSink->HandleOffsetToPos( offset, pointX, pointY, &err);
if (noErr != err)
return err;
if (NS_FAILED(res))
return eventNotHandledErr;
return noErr;
}
OSStatus CBrowserShell::HandlePosToOffset(
PRInt16 currentPointX,
PRInt16 currentPointY,
PRInt32 *offset,
PRInt16 *regionClass
)
{
nsCOMPtr<nsIMacTextInputEventSink> tieSink;
tieSink = do_QueryInterface(mEventSink);
if (!tieSink)
return eventNotHandledErr;
OSStatus err = noErr;
nsresult res = tieSink->HandlePosToOffset( currentPointX, currentPointY,
offset, regionClass, &err);
if (noErr != err)
return err;
if (NS_FAILED(res))
return eventNotHandledErr;
return noErr;
}
OSStatus CBrowserShell::HandleGetSelectedText(nsAString& selectedText)
{
nsCOMPtr<nsIMacTextInputEventSink> tieSink;
tieSink = do_QueryInterface(mEventSink);
if (!tieSink)
return eventNotHandledErr;
OSStatus err = noErr;
nsresult res = tieSink->HandleGetSelectedText( selectedText, &err);
if (noErr != err)
return err;
if (NS_FAILED(res))
return eventNotHandledErr;
return noErr;
}
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