gecko-dev/embedding/tests/winEmbed/WebBrowserChrome.cpp

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Исходник Обычный вид История

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* 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 Netscape are
* Copyright (C) 1999, Mozilla. All Rights Reserved.
*
* Contributor(s):
*/
// Mozilla Includes
#include "nsIGenericFactory.h"
#include "nsIComponentManager.h"
#include "nsString.h"
#include "nsXPIDLString.h"
#include "nsIURI.h"
#include "nsIWebProgress.h"
#include "nsIDocShellTreeItem.h"
#include "nsIDOMWindow.h"
#include "nsIDOMWindowInternal.h"
#include "nsIInterfaceRequestor.h"
#include "nsIInterfaceRequestorUtils.h"
#include "nsIRequest.h"
#include "nsIChannel.h"
#include "nsCWebBrowser.h"
#include "nsWidgetsCID.h"
#include "nsXPIDLString.h"
#include "nsIProfileChangeStatus.h"
// Local includes
#include "resource.h"
#include "winEmbed.h"
#include "WebBrowserChrome.h"
WebBrowserChrome::WebBrowserChrome()
{
NS_INIT_REFCNT();
mNativeWindow = nsnull;
mSizeSet = PR_FALSE;
}
WebBrowserChrome::~WebBrowserChrome()
{
WebBrowserChromeUI::Destroyed(this);
}
nsresult WebBrowserChrome::CreateBrowser(PRInt32 aX, PRInt32 aY,
PRInt32 aCX, PRInt32 aCY,
nsIWebBrowser **aBrowser)
{
NS_ENSURE_ARG_POINTER(aBrowser);
*aBrowser = nsnull;
mWebBrowser = do_CreateInstance(NS_WEBBROWSER_CONTRACTID);
if (!mWebBrowser)
return NS_ERROR_FAILURE;
(void)mWebBrowser->SetContainerWindow(NS_STATIC_CAST(nsIWebBrowserChrome*, this));
nsCOMPtr<nsIDocShellTreeItem> dsti = do_QueryInterface(mWebBrowser);
dsti->SetItemType(nsIDocShellTreeItem::typeContentWrapper);
nsCOMPtr<nsIBaseWindow> browserBaseWindow = do_QueryInterface(mWebBrowser);
mNativeWindow = WebBrowserChromeUI::CreateNativeWindow(NS_STATIC_CAST(nsIWebBrowserChrome*, this));
if (!mNativeWindow)
return NS_ERROR_FAILURE;
browserBaseWindow->InitWindow( mNativeWindow,
nsnull,
aX, aY, aCX, aCY);
browserBaseWindow->Create();
nsCOMPtr<nsIWebProgressListener> listener(NS_STATIC_CAST(nsIWebProgressListener*, this));
nsCOMPtr<nsIWeakReference> thisListener(dont_AddRef(NS_GetWeakReference(listener)));
(void)mWebBrowser->AddWebBrowserListener(thisListener,
NS_GET_IID(nsIWebProgressListener));
// The window has been created. Now register for history notifications
mWebBrowser->AddWebBrowserListener(thisListener, NS_GET_IID(nsISHistoryListener));
if (mWebBrowser)
{
*aBrowser = mWebBrowser;
NS_ADDREF(*aBrowser);
return NS_OK;
}
return NS_ERROR_FAILURE;
}
//*****************************************************************************
// WebBrowserChrome::nsISupports
//*****************************************************************************
NS_IMPL_ADDREF(WebBrowserChrome)
NS_IMPL_RELEASE(WebBrowserChrome)
NS_INTERFACE_MAP_BEGIN(WebBrowserChrome)
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIWebBrowserChrome)
NS_INTERFACE_MAP_ENTRY(nsIInterfaceRequestor)
NS_INTERFACE_MAP_ENTRY(nsIWebBrowserChrome)
NS_INTERFACE_MAP_ENTRY(nsIEmbeddingSiteWindow)
NS_INTERFACE_MAP_ENTRY(nsIWebProgressListener) // optional
NS_INTERFACE_MAP_ENTRY(nsISHistoryListener)
NS_INTERFACE_MAP_ENTRY(nsISupportsWeakReference)
NS_INTERFACE_MAP_ENTRY(nsIObserver)
NS_INTERFACE_MAP_ENTRY(nsIContextMenuListener)
NS_INTERFACE_MAP_ENTRY(nsITooltipListener)
NS_INTERFACE_MAP_END
//*****************************************************************************
// WebBrowserChrome::nsIInterfaceRequestor
//*****************************************************************************
NS_IMETHODIMP WebBrowserChrome::GetInterface(const nsIID &aIID, void** aInstancePtr)
{
NS_ENSURE_ARG_POINTER(aInstancePtr);
*aInstancePtr = 0;
if (aIID.Equals(NS_GET_IID(nsIDOMWindow)))
{
if (mWebBrowser)
{
return mWebBrowser->GetContentDOMWindow((nsIDOMWindow **) aInstancePtr);
}
return NS_ERROR_NOT_INITIALIZED;
}
return QueryInterface(aIID, aInstancePtr);
}
//*****************************************************************************
// WebBrowserChrome::nsIWebBrowserChrome
//*****************************************************************************
NS_IMETHODIMP WebBrowserChrome::SetStatus(PRUint32 aType, const PRUnichar* aStatus)
{
WebBrowserChromeUI::UpdateStatusBarText(this, aStatus);
return NS_OK;
}
NS_IMETHODIMP WebBrowserChrome::GetWebBrowser(nsIWebBrowser** aWebBrowser)
{
NS_ENSURE_ARG_POINTER(aWebBrowser);
*aWebBrowser = mWebBrowser;
NS_IF_ADDREF(*aWebBrowser);
return NS_OK;
}
NS_IMETHODIMP WebBrowserChrome::SetWebBrowser(nsIWebBrowser* aWebBrowser)
{
mWebBrowser = aWebBrowser;
return NS_OK;
}
NS_IMETHODIMP WebBrowserChrome::GetChromeFlags(PRUint32* aChromeMask)
{
*aChromeMask = mChromeFlags;
return NS_OK;
}
NS_IMETHODIMP WebBrowserChrome::SetChromeFlags(PRUint32 aChromeMask)
{
mChromeFlags = aChromeMask;
return NS_OK;
}
NS_IMETHODIMP WebBrowserChrome::CreateBrowserWindow(PRUint32 aChromeFlags,
PRInt32 aX, PRInt32 aY,
PRInt32 aCX, PRInt32 aCY,
nsIWebBrowser **_retval)
{
NS_ENSURE_ARG_POINTER(_retval);
*_retval = nsnull;
// Create the chrome object. Note that it leaves this function
// with an extra reference so that it can released correctly during
// destruction (via Win32UI::Destroy)
nsresult rv;
nsIWebBrowserChrome *parent = aChromeFlags & nsIWebBrowserChrome::CHROME_DEPENDENT ? this : 0;
nsCOMPtr<nsIWebBrowserChrome> newChrome;
rv = AppCallbacks::CreateBrowserWindow(aChromeFlags, parent,
getter_AddRefs(newChrome));
if (NS_SUCCEEDED(rv))
{
newChrome->GetWebBrowser(_retval);
// leave chrome windows hidden until the chrome is loaded
if (!(aChromeFlags & nsIWebBrowserChrome::CHROME_OPENAS_CHROME))
WebBrowserChromeUI::ShowWindow(this, PR_TRUE);
}
return rv;
}
NS_IMETHODIMP WebBrowserChrome::DestroyBrowserWindow(void)
{
WebBrowserChromeUI::Destroy(this);
return NS_OK;
}
NS_IMETHODIMP WebBrowserChrome::SizeBrowserTo(PRInt32 aCX, PRInt32 aCY)
{
/* This isn't exactly correct: we're setting the whole window to
the size requested for the browser. At time of writing, though,
it's fine and useful for winEmbed's purposes. */
WebBrowserChromeUI::SizeTo(this, aCX, aCY);
mSizeSet = PR_TRUE;
return NS_OK;
}
NS_IMETHODIMP WebBrowserChrome::ShowAsModal(void)
{
if (mDependentParent)
AppCallbacks::EnableChromeWindow(mDependentParent, PR_FALSE);
mContinueModalLoop = PR_TRUE;
AppCallbacks::RunEventLoop(mContinueModalLoop);
if (mDependentParent)
AppCallbacks::EnableChromeWindow(mDependentParent, PR_TRUE);
return NS_OK;
}
NS_IMETHODIMP WebBrowserChrome::IsWindowModal(PRBool *_retval)
{
*_retval = PR_FALSE;
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP WebBrowserChrome::ExitModalEventLoop(nsresult aStatus)
{
mContinueModalLoop = PR_FALSE;
return NS_OK;
}
//*****************************************************************************
// WebBrowserChrome::nsIWebBrowserChromeFocus
//*****************************************************************************
NS_IMETHODIMP WebBrowserChrome::FocusNextElement()
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP WebBrowserChrome::FocusPrevElement()
{
return NS_ERROR_NOT_IMPLEMENTED;
}
//*****************************************************************************
// WebBrowserChrome::nsIWebProgressListener
//*****************************************************************************
NS_IMETHODIMP WebBrowserChrome::OnProgressChange(nsIWebProgress *progress, nsIRequest *request,
PRInt32 curSelfProgress, PRInt32 maxSelfProgress,
PRInt32 curTotalProgress, PRInt32 maxTotalProgress)
{
WebBrowserChromeUI::UpdateProgress(this, curTotalProgress, maxTotalProgress);
return NS_OK;
}
NS_IMETHODIMP WebBrowserChrome::OnStateChange(nsIWebProgress *progress, nsIRequest *request,
PRInt32 progressStateFlags, PRUint32 status)
{
if ((progressStateFlags & STATE_START) && (progressStateFlags & STATE_IS_DOCUMENT))
{
WebBrowserChromeUI::UpdateBusyState(this, PR_TRUE);
}
if ((progressStateFlags & STATE_STOP) && (progressStateFlags & STATE_IS_DOCUMENT))
{
WebBrowserChromeUI::UpdateBusyState(this, PR_FALSE);
WebBrowserChromeUI::UpdateProgress(this, 0, 100);
WebBrowserChromeUI::UpdateStatusBarText(this, nsnull);
ContentFinishedLoading();
}
return NS_OK;
}
NS_IMETHODIMP WebBrowserChrome::OnLocationChange(nsIWebProgress* aWebProgress,
nsIRequest* aRequest,
nsIURI *location)
{
PRBool isSubFrameLoad = PR_FALSE; // Is this a subframe load
if (aWebProgress) {
nsCOMPtr<nsIDOMWindow> domWindow;
nsCOMPtr<nsIDOMWindow> topDomWindow;
aWebProgress->GetDOMWindow(getter_AddRefs(domWindow));
if (domWindow) { // Get root domWindow
domWindow->GetTop(getter_AddRefs(topDomWindow));
}
if (domWindow != topDomWindow)
isSubFrameLoad = PR_TRUE;
}
if (!isSubFrameLoad)
WebBrowserChromeUI::UpdateCurrentURI(this);
return NS_OK;
}
NS_IMETHODIMP
WebBrowserChrome::OnStatusChange(nsIWebProgress* aWebProgress,
nsIRequest* aRequest,
nsresult aStatus,
const PRUnichar* aMessage)
{
WebBrowserChromeUI::UpdateStatusBarText(this, aMessage);
return NS_OK;
}
NS_IMETHODIMP
WebBrowserChrome::OnSecurityChange(nsIWebProgress *aWebProgress,
nsIRequest *aRequest,
PRInt32 state)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
//*****************************************************************************
// WebBrowserChrome::nsISHistoryListener
//*****************************************************************************
NS_IMETHODIMP
WebBrowserChrome::OnHistoryNewEntry(nsIURI * aNewURI)
{
return SendHistoryStatusMessage(aNewURI, "add");
}
NS_IMETHODIMP
WebBrowserChrome::OnHistoryGoBack(nsIURI * aBackURI, PRBool * aContinue)
{
// For now, let the operation continue
*aContinue = PR_TRUE;
return SendHistoryStatusMessage(aBackURI, "back");
}
NS_IMETHODIMP
WebBrowserChrome::OnHistoryGoForward(nsIURI * aForwardURI, PRBool * aContinue)
{
// For now, let the operation continue
*aContinue = PR_TRUE;
return SendHistoryStatusMessage(aForwardURI, "forward");
}
NS_IMETHODIMP
WebBrowserChrome::OnHistoryGotoIndex(PRInt32 aIndex, nsIURI * aGotoURI, PRBool * aContinue)
{
// For now, let the operation continue
*aContinue = PR_TRUE;
return SendHistoryStatusMessage(aGotoURI, "goto", aIndex);
}
NS_IMETHODIMP
WebBrowserChrome::OnHistoryReload(nsIURI * aURI, PRUint32 aReloadFlags, PRBool * aContinue)
{
// For now, let the operation continue
*aContinue = PR_TRUE;
return SendHistoryStatusMessage(aURI, "reload", 0 /* no info to pass here */, aReloadFlags);
}
NS_IMETHODIMP
WebBrowserChrome::OnHistoryPurge(PRInt32 aNumEntries, PRBool *aContinue)
{
// For now let the operation continue
*aContinue = PR_FALSE;
return SendHistoryStatusMessage(nsnull, "purge", aNumEntries);
}
nsresult
WebBrowserChrome::SendHistoryStatusMessage(nsIURI * aURI, char * operation, PRInt32 info1, PRUint32 aReloadFlags)
{
nsXPIDLCString uriCStr;
if (aURI)
{
aURI->GetSpec(getter_Copies(uriCStr));
}
nsString uriAStr;
if(!(nsCRT::strcmp(operation, "back")))
{
// Going back. XXX Get string from a resource file
uriAStr.Append(NS_ConvertASCIItoUCS2("Going back to url:"));
uriAStr.Append(NS_ConvertASCIItoUCS2(uriCStr));
}
else if (!(nsCRT::strcmp(operation, "forward")))
{
// Going forward. XXX Get string from a resource file
uriAStr.Append(NS_ConvertASCIItoUCS2("Going forward to url:"));
uriAStr.Append(NS_ConvertASCIItoUCS2(uriCStr));
}
else if (!(nsCRT::strcmp(operation, "reload")))
{
// Reloading. XXX Get string from a resource file
if (aReloadFlags & nsIWebNavigation::LOAD_FLAGS_BYPASS_PROXY &&
aReloadFlags & nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE)
{
uriAStr.Append(NS_ConvertASCIItoUCS2("Reloading url,(bypassing proxy and cache) :"));
}
else if (aReloadFlags & nsIWebNavigation::LOAD_FLAGS_BYPASS_PROXY)
{
uriAStr.Append(NS_ConvertASCIItoUCS2("Reloading url, (bypassing proxy):"));
}
else if (aReloadFlags & nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE)
{
uriAStr.Append(NS_ConvertASCIItoUCS2("Reloading url, (bypassing cache):"));
}
else
{
uriAStr.Append(NS_ConvertASCIItoUCS2("Reloading url, (normal):"));
}
uriAStr.Append(NS_ConvertASCIItoUCS2(uriCStr));
}
else if (!(nsCRT::strcmp(operation, "add")))
{
// Adding new entry. XXX Get string from a resource file
uriAStr.Append(NS_ConvertASCIItoUCS2(uriCStr));
uriAStr.Append(NS_ConvertASCIItoUCS2(" added to session History"));
}
else if (!(nsCRT::strcmp(operation, "goto")))
{
// Goto. XXX Get string from a resource file
uriAStr.Append(NS_ConvertASCIItoUCS2("Going to HistoryIndex:"));
uriAStr.AppendInt(info1);
uriAStr.Append(NS_ConvertASCIItoUCS2(" Url:"));
uriAStr.Append(NS_ConvertASCIItoUCS2(uriCStr));
}
else if (!(nsCRT::strcmp(operation, "purge")))
{
// Purging old entries
uriAStr.AppendInt(info1);
uriAStr.Append(NS_ConvertASCIItoUCS2(" purged from Session History"));
}
PRUnichar * uriStr = nsnull;
uriStr = uriAStr.ToNewUnicode();
WebBrowserChromeUI::UpdateStatusBarText(this, uriStr);
nsCRT::free(uriStr);
return NS_OK;
}
void WebBrowserChrome::ContentFinishedLoading()
{
// if it was a chrome window and no one has already specified a size,
// size to content
if (mWebBrowser && !mSizeSet &&
(mChromeFlags & nsIWebBrowserChrome::CHROME_OPENAS_CHROME)) {
nsCOMPtr<nsIDOMWindow> contentWin;
mWebBrowser->GetContentDOMWindow(getter_AddRefs(contentWin));
if (contentWin)
contentWin->SizeToContent();
WebBrowserChromeUI::ShowWindow(this, PR_TRUE);
}
}
//*****************************************************************************
// WebBrowserChrome::nsIEmbeddingSiteWindow
//*****************************************************************************
NS_IMETHODIMP WebBrowserChrome::SetDimensions(PRUint32 aFlags, PRInt32 x, PRInt32 y, PRInt32 cx, PRInt32 cy)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP WebBrowserChrome::GetDimensions(PRUint32 aFlags, PRInt32 *x, PRInt32 *y, PRInt32 *cx, PRInt32 *cy)
{
if (aFlags & nsIEmbeddingSiteWindow::DIM_FLAGS_POSITION)
{
*x = 0;
*y = 0;
}
if (aFlags & nsIEmbeddingSiteWindow::DIM_FLAGS_SIZE_INNER ||
aFlags & nsIEmbeddingSiteWindow::DIM_FLAGS_SIZE_OUTER)
{
*cx = 0;
*cy = 0;
}
return NS_ERROR_NOT_IMPLEMENTED;
}
/* void setFocus (); */
NS_IMETHODIMP WebBrowserChrome::SetFocus()
{
nsCOMPtr<nsIBaseWindow> browserBaseWindow = do_QueryInterface(mWebBrowser);
return browserBaseWindow->SetFocus();
}
/* attribute wstring title; */
NS_IMETHODIMP WebBrowserChrome::GetTitle(PRUnichar * *aTitle)
{
NS_ENSURE_ARG_POINTER(aTitle);
*aTitle = nsnull;
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP WebBrowserChrome::SetTitle(const PRUnichar * aTitle)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
/* attribute boolean visibility; */
NS_IMETHODIMP WebBrowserChrome::GetVisibility(PRBool * aVisibility)
{
NS_ENSURE_ARG_POINTER(aVisibility);
*aVisibility = PR_TRUE;
return NS_OK;
}
NS_IMETHODIMP WebBrowserChrome::SetVisibility(PRBool aVisibility)
{
return NS_OK;
}
/* attribute nativeSiteWindow siteWindow */
NS_IMETHODIMP WebBrowserChrome::GetSiteWindow(void * *aSiteWindow)
{
NS_ENSURE_ARG_POINTER(aSiteWindow);
*aSiteWindow = mNativeWindow;
return NS_OK;
}
//*****************************************************************************
// WebBrowserChrome::nsIObserver
//*****************************************************************************
NS_IMETHODIMP WebBrowserChrome::Observe(nsISupports *aSubject, const PRUnichar *aTopic, const PRUnichar *someData)
{
nsresult rv = NS_OK;
if (nsCRT::strcmp(aTopic, NS_LITERAL_STRING("profile-change-teardown").get()) == 0)
{
// A profile change means death for this window
WebBrowserChromeUI::Destroy(this);
}
return rv;
}
//*****************************************************************************
// WebBrowserChrome::nsIContextMenuListener
//*****************************************************************************
/* void OnShowContextMenu (in unsigned long aContextFlags, in nsIDOMEvent aEvent, in nsIDOMNode aNode); */
NS_IMETHODIMP WebBrowserChrome::OnShowContextMenu(PRUint32 aContextFlags, nsIDOMEvent *aEvent, nsIDOMNode *aNode)
{
WebBrowserChromeUI::ShowContextMenu(this, aContextFlags, aEvent, aNode);
return NS_OK;
}
//*****************************************************************************
// WebBrowserChrome::nsITooltipListener
//*****************************************************************************
/* void OnShowTooltip (in long aXCoords, in long aYCoords, in wstring aTipText); */
NS_IMETHODIMP WebBrowserChrome::OnShowTooltip(PRInt32 aXCoords, PRInt32 aYCoords, const PRUnichar *aTipText)
{
WebBrowserChromeUI::ShowTooltip(this, aXCoords, aYCoords, aTipText);
return NS_OK;
}
/* void OnHideTooltip (); */
NS_IMETHODIMP WebBrowserChrome::OnHideTooltip()
{
WebBrowserChromeUI::HideTooltip(this);
return NS_OK;
}