зеркало из https://github.com/mozilla/gecko-dev.git
592 строки
18 KiB
C++
592 строки
18 KiB
C++
/* ***** BEGIN LICENSE BLOCK *****
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* Version: Mozilla-sample-code 1.0
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*
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* Copyright (c) 2002 Netscape Communications Corporation and
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* other contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this Mozilla sample software and associated documentation files
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* (the "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to permit
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* persons to whom the Software is furnished to do so, subject to the
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* following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Contributor(s):
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*
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* ***** END LICENSE BLOCK ***** */
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// Local includes
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#include "resource.h"
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#include "winEmbed.h"
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#include "WebBrowserChrome.h"
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// OS headers
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#include <stdio.h>
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// Frozen APIs
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#include "nsStringAPI.h"
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#include "nsIComponentManager.h"
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#include "nsIDOMWindow.h"
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#include "nsIInterfaceRequestor.h"
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#include "nsIRequest.h"
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#include "nsIURI.h"
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#include "nsIWebProgress.h"
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#include "nsCWebBrowser.h"
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// Glue APIs (not frozen, but safe to use because they are statically linked)
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#include "nsComponentManagerUtils.h"
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// NON-FROZEN APIS!
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#include "nsIWebNavigation.h"
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WebBrowserChrome::WebBrowserChrome()
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{
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mNativeWindow = nullptr;
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mSizeSet = false;
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}
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WebBrowserChrome::~WebBrowserChrome()
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{
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WebBrowserChromeUI::Destroyed(this);
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}
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nsresult WebBrowserChrome::CreateBrowser(int32_t aX, int32_t aY,
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int32_t aCX, int32_t aCY,
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nsIWebBrowser **aBrowser)
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{
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NS_ENSURE_ARG_POINTER(aBrowser);
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*aBrowser = nullptr;
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mWebBrowser = do_CreateInstance(NS_WEBBROWSER_CONTRACTID);
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if (!mWebBrowser)
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return NS_ERROR_FAILURE;
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(void)mWebBrowser->SetContainerWindow(static_cast<nsIWebBrowserChrome*>(this));
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nsCOMPtr<nsIBaseWindow> browserBaseWindow = do_QueryInterface(mWebBrowser);
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mNativeWindow = WebBrowserChromeUI::CreateNativeWindow(static_cast<nsIWebBrowserChrome*>(this));
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if (!mNativeWindow)
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return NS_ERROR_FAILURE;
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browserBaseWindow->InitWindow( mNativeWindow,
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nullptr,
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aX, aY, aCX, aCY);
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browserBaseWindow->Create();
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nsCOMPtr<nsIWebProgressListener> listener(static_cast<nsIWebProgressListener*>(this));
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nsCOMPtr<nsIWeakReference> thisListener(do_GetWeakReference(listener));
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(void)mWebBrowser->AddWebBrowserListener(thisListener,
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NS_GET_IID(nsIWebProgressListener));
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// The window has been created. Now register for history notifications
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mWebBrowser->AddWebBrowserListener(thisListener, NS_GET_IID(nsISHistoryListener));
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if (mWebBrowser)
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{
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*aBrowser = mWebBrowser;
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NS_ADDREF(*aBrowser);
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return NS_OK;
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}
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return NS_ERROR_FAILURE;
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}
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//*****************************************************************************
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// WebBrowserChrome::nsISupports
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//*****************************************************************************
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NS_IMPL_ADDREF(WebBrowserChrome)
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NS_IMPL_RELEASE(WebBrowserChrome)
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NS_INTERFACE_MAP_BEGIN(WebBrowserChrome)
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NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIWebBrowserChrome)
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NS_INTERFACE_MAP_ENTRY(nsIInterfaceRequestor)
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NS_INTERFACE_MAP_ENTRY(nsIWebBrowserChrome)
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NS_INTERFACE_MAP_ENTRY(nsIEmbeddingSiteWindow)
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NS_INTERFACE_MAP_ENTRY(nsIWebProgressListener) // optional
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NS_INTERFACE_MAP_ENTRY(nsISHistoryListener)
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NS_INTERFACE_MAP_ENTRY(nsISupportsWeakReference)
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NS_INTERFACE_MAP_ENTRY(nsIObserver)
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NS_INTERFACE_MAP_ENTRY(nsIContextMenuListener)
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NS_INTERFACE_MAP_ENTRY(nsITooltipListener)
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NS_INTERFACE_MAP_END
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//*****************************************************************************
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// WebBrowserChrome::nsIInterfaceRequestor
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//*****************************************************************************
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NS_IMETHODIMP WebBrowserChrome::GetInterface(const nsIID &aIID, void** aInstancePtr)
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{
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NS_ENSURE_ARG_POINTER(aInstancePtr);
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*aInstancePtr = 0;
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if (aIID.Equals(NS_GET_IID(nsIDOMWindow)))
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{
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if (mWebBrowser)
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{
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return mWebBrowser->GetContentDOMWindow((nsIDOMWindow **) aInstancePtr);
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}
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return NS_ERROR_NOT_INITIALIZED;
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}
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return QueryInterface(aIID, aInstancePtr);
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}
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//*****************************************************************************
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// WebBrowserChrome::nsIWebBrowserChrome
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//*****************************************************************************
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NS_IMETHODIMP WebBrowserChrome::SetStatus(uint32_t aType, const char16_t* aStatus)
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{
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WebBrowserChromeUI::UpdateStatusBarText(this, aStatus);
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return NS_OK;
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}
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NS_IMETHODIMP WebBrowserChrome::GetWebBrowser(nsIWebBrowser** aWebBrowser)
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{
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NS_ENSURE_ARG_POINTER(aWebBrowser);
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*aWebBrowser = mWebBrowser;
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NS_IF_ADDREF(*aWebBrowser);
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return NS_OK;
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}
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NS_IMETHODIMP WebBrowserChrome::SetWebBrowser(nsIWebBrowser* aWebBrowser)
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{
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mWebBrowser = aWebBrowser;
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return NS_OK;
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}
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NS_IMETHODIMP WebBrowserChrome::GetChromeFlags(uint32_t* aChromeMask)
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{
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*aChromeMask = mChromeFlags;
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return NS_OK;
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}
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NS_IMETHODIMP WebBrowserChrome::SetChromeFlags(uint32_t aChromeMask)
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{
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mChromeFlags = aChromeMask;
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return NS_OK;
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}
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NS_IMETHODIMP WebBrowserChrome::DestroyBrowserWindow(void)
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{
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WebBrowserChromeUI::Destroy(this);
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return NS_OK;
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}
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// IN: The desired browser client area dimensions.
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NS_IMETHODIMP WebBrowserChrome::SizeBrowserTo(int32_t aWidth, int32_t aHeight)
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{
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/* This isn't exactly correct: we're setting the whole window to
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the size requested for the browser. At time of writing, though,
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it's fine and useful for winEmbed's purposes. */
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WebBrowserChromeUI::SizeTo(this, aWidth, aHeight);
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mSizeSet = true;
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return NS_OK;
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}
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NS_IMETHODIMP WebBrowserChrome::ShowAsModal(void)
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{
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if (mDependentParent)
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AppCallbacks::EnableChromeWindow(mDependentParent, false);
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mContinueModalLoop = true;
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AppCallbacks::RunEventLoop(mContinueModalLoop);
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if (mDependentParent)
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AppCallbacks::EnableChromeWindow(mDependentParent, true);
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return NS_OK;
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}
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NS_IMETHODIMP WebBrowserChrome::IsWindowModal(bool *_retval)
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{
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*_retval = false;
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP WebBrowserChrome::ExitModalEventLoop(nsresult aStatus)
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{
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mContinueModalLoop = false;
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return NS_OK;
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}
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//*****************************************************************************
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// WebBrowserChrome::nsIWebBrowserChromeFocus
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//*****************************************************************************
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NS_IMETHODIMP WebBrowserChrome::FocusNextElement()
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP WebBrowserChrome::FocusPrevElement()
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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//*****************************************************************************
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// WebBrowserChrome::nsIWebProgressListener
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//*****************************************************************************
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NS_IMETHODIMP WebBrowserChrome::OnProgressChange(nsIWebProgress *progress, nsIRequest *request,
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int32_t curSelfProgress, int32_t maxSelfProgress,
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int32_t curTotalProgress, int32_t maxTotalProgress)
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{
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WebBrowserChromeUI::UpdateProgress(this, curTotalProgress, maxTotalProgress);
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return NS_OK;
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}
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NS_IMETHODIMP WebBrowserChrome::OnStateChange(nsIWebProgress *progress, nsIRequest *request,
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uint32_t progressStateFlags, nsresult status)
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{
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if ((progressStateFlags & STATE_START) && (progressStateFlags & STATE_IS_DOCUMENT))
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{
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WebBrowserChromeUI::UpdateBusyState(this, true);
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}
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if ((progressStateFlags & STATE_STOP) && (progressStateFlags & STATE_IS_DOCUMENT))
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{
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WebBrowserChromeUI::UpdateBusyState(this, false);
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WebBrowserChromeUI::UpdateProgress(this, 0, 100);
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WebBrowserChromeUI::UpdateStatusBarText(this, nullptr);
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ContentFinishedLoading();
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}
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return NS_OK;
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}
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NS_IMETHODIMP WebBrowserChrome::OnLocationChange(nsIWebProgress* aWebProgress,
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nsIRequest* aRequest,
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nsIURI *location,
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uint32_t aFlags)
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{
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bool isSubFrameLoad = false; // Is this a subframe load
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if (aWebProgress) {
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nsCOMPtr<nsIDOMWindow> domWindow;
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nsCOMPtr<nsIDOMWindow> topDomWindow;
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aWebProgress->GetDOMWindow(getter_AddRefs(domWindow));
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if (domWindow) { // Get root domWindow
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domWindow->GetTop(getter_AddRefs(topDomWindow));
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}
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if (domWindow != topDomWindow)
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isSubFrameLoad = true;
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}
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if (!isSubFrameLoad)
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WebBrowserChromeUI::UpdateCurrentURI(this);
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return NS_OK;
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}
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NS_IMETHODIMP
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WebBrowserChrome::OnStatusChange(nsIWebProgress* aWebProgress,
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nsIRequest* aRequest,
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nsresult aStatus,
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const char16_t* aMessage)
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{
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WebBrowserChromeUI::UpdateStatusBarText(this, aMessage);
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return NS_OK;
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}
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NS_IMETHODIMP
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WebBrowserChrome::OnSecurityChange(nsIWebProgress *aWebProgress,
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nsIRequest *aRequest,
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uint32_t state)
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{
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return NS_OK;
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}
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//*****************************************************************************
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// WebBrowserChrome::nsISHistoryListener
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//*****************************************************************************
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NS_IMETHODIMP
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WebBrowserChrome::OnHistoryNewEntry(nsIURI * aNewURI)
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{
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return SendHistoryStatusMessage(aNewURI, "add");
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}
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NS_IMETHODIMP
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WebBrowserChrome::OnHistoryGoBack(nsIURI * aBackURI, bool * aContinue)
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{
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// For now, let the operation continue
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*aContinue = true;
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return SendHistoryStatusMessage(aBackURI, "back");
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}
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NS_IMETHODIMP
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WebBrowserChrome::OnHistoryGoForward(nsIURI * aForwardURI, bool * aContinue)
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{
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// For now, let the operation continue
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*aContinue = true;
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return SendHistoryStatusMessage(aForwardURI, "forward");
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}
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NS_IMETHODIMP
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WebBrowserChrome::OnHistoryGotoIndex(int32_t aIndex, nsIURI * aGotoURI, bool * aContinue)
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{
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// For now, let the operation continue
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*aContinue = true;
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return SendHistoryStatusMessage(aGotoURI, "goto", aIndex);
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}
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NS_IMETHODIMP
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WebBrowserChrome::OnHistoryReload(nsIURI * aURI, uint32_t aReloadFlags, bool * aContinue)
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{
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// For now, let the operation continue
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*aContinue = true;
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return SendHistoryStatusMessage(aURI, "reload", 0 /* no info to pass here */, aReloadFlags);
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}
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NS_IMETHODIMP
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WebBrowserChrome::OnHistoryPurge(int32_t aNumEntries, bool *aContinue)
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{
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// For now let the operation continue
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*aContinue = false;
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return SendHistoryStatusMessage(nullptr, "purge", aNumEntries);
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}
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NS_IMETHODIMP
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WebBrowserChrome::OnHistoryReplaceEntry(int32_t aIndex)
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{
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return SendHistoryStatusMessage(nullptr, "replace", aIndex);
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}
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static void
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AppendIntToCString(int32_t info1, nsCString& aResult)
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{
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char intstr[10];
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_snprintf(intstr, sizeof(intstr) - 1, "%i", info1);
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intstr[sizeof(intstr) - 1] = '\0';
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aResult.Append(intstr);
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}
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nsresult
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WebBrowserChrome::SendHistoryStatusMessage(nsIURI * aURI, char * operation, int32_t info1, uint32_t aReloadFlags)
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{
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nsCString uriSpec;
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if (aURI)
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{
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aURI->GetSpec(uriSpec);
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}
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nsCString status;
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if(!(strcmp(operation, "back")))
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{
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status.AssignLiteral("Going back to url: ");
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status.Append(uriSpec);
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}
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else if (!(strcmp(operation, "forward")))
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{
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// Going forward. XXX Get string from a resource file
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status.AssignLiteral("Going forward to url: ");
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status.Append(uriSpec);
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}
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else if (!(strcmp(operation, "reload")))
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{
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// Reloading. XXX Get string from a resource file
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if (aReloadFlags & nsIWebNavigation::LOAD_FLAGS_BYPASS_PROXY &&
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aReloadFlags & nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE)
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{
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status.AssignLiteral("Reloading url, (bypassing proxy and cache): ");
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}
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else if (aReloadFlags & nsIWebNavigation::LOAD_FLAGS_BYPASS_PROXY)
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{
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status.AssignLiteral("Reloading url, (bypassing proxy): ");
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}
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else if (aReloadFlags & nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE)
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{
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status.AssignLiteral("Reloading url, (bypassing cache): ");
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}
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else
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{
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status.AssignLiteral("Reloading url, (normal): ");
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}
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status.Append(uriSpec);
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}
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else if (!(strcmp(operation, "add")))
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{
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status.Assign(uriSpec);
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status.AppendLiteral(" added to session History");
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}
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else if (!(strcmp(operation, "goto")))
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{
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status.AssignLiteral("Going to HistoryIndex: ");
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AppendIntToCString(info1, status);
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status.AppendLiteral(" Url: ");
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status.Append(uriSpec);
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}
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else if (!(strcmp(operation, "purge")))
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{
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AppendIntToCString(info1, status);
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status.AppendLiteral(" purged from Session History");
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}
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else if (!(strcmp(operation, "replace")))
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{
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status.AssignLiteral("Replacing HistoryIndex: ");
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AppendIntToCString(info1, status);
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}
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nsString wstatus;
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NS_CStringToUTF16(status, NS_CSTRING_ENCODING_UTF8, wstatus);
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WebBrowserChromeUI::UpdateStatusBarText(this, wstatus.get());
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return NS_OK;
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}
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void WebBrowserChrome::ContentFinishedLoading()
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{
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// if it was a chrome window and no one has already specified a size,
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// size to content
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if (mWebBrowser && !mSizeSet &&
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(mChromeFlags & nsIWebBrowserChrome::CHROME_OPENAS_CHROME)) {
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nsCOMPtr<nsIDOMWindow> contentWin;
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mWebBrowser->GetContentDOMWindow(getter_AddRefs(contentWin));
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if (contentWin)
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contentWin->SizeToContent();
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WebBrowserChromeUI::ShowWindow(this, true);
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}
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}
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//*****************************************************************************
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// WebBrowserChrome::nsIEmbeddingSiteWindow
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//*****************************************************************************
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NS_IMETHODIMP WebBrowserChrome::SetDimensions(uint32_t aFlags, int32_t x, int32_t y, int32_t cx, int32_t cy)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP WebBrowserChrome::GetDimensions(uint32_t aFlags, int32_t *x, int32_t *y, int32_t *cx, int32_t *cy)
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{
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if (aFlags & nsIEmbeddingSiteWindow::DIM_FLAGS_POSITION)
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{
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*x = 0;
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*y = 0;
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}
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if (aFlags & nsIEmbeddingSiteWindow::DIM_FLAGS_SIZE_INNER ||
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aFlags & nsIEmbeddingSiteWindow::DIM_FLAGS_SIZE_OUTER)
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{
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*cx = 0;
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*cy = 0;
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}
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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/* void setFocus (); */
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NS_IMETHODIMP WebBrowserChrome::SetFocus()
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{
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WebBrowserChromeUI::SetFocus(this);
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return NS_OK;
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}
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/* void blur (); */
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NS_IMETHODIMP WebBrowserChrome::Blur()
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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/* attribute wstring title; */
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NS_IMETHODIMP WebBrowserChrome::GetTitle(char16_t * *aTitle)
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{
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NS_ENSURE_ARG_POINTER(aTitle);
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*aTitle = nullptr;
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP WebBrowserChrome::SetTitle(const char16_t * aTitle)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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/* attribute boolean visibility; */
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NS_IMETHODIMP WebBrowserChrome::GetVisibility(bool * aVisibility)
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{
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NS_ENSURE_ARG_POINTER(aVisibility);
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*aVisibility = true;
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return NS_OK;
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}
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NS_IMETHODIMP WebBrowserChrome::SetVisibility(bool 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 char *aTopic, const char16_t *someData)
|
|
{
|
|
nsresult rv = NS_OK;
|
|
if (strcmp(aTopic, "profile-change-teardown") == 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(uint32_t 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(int32_t aXCoords, int32_t aYCoords, const char16_t *aTipText)
|
|
{
|
|
WebBrowserChromeUI::ShowTooltip(this, aXCoords, aYCoords, aTipText);
|
|
return NS_OK;
|
|
}
|
|
|
|
/* void OnHideTooltip (); */
|
|
NS_IMETHODIMP WebBrowserChrome::OnHideTooltip()
|
|
{
|
|
WebBrowserChromeUI::HideTooltip(this);
|
|
return NS_OK;
|
|
}
|