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nsMsgPrintEngine.h
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00001 /* ***** BEGIN LICENSE BLOCK *****
00002  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00003  *
00004  * The contents of this file are subject to the Mozilla Public License Version
00005  * 1.1 (the "License"); you may not use this file except in compliance with
00006  * the License. You may obtain a copy of the License at
00007  * http://www.mozilla.org/MPL/
00008  *
00009  * Software distributed under the License is distributed on an "AS IS" basis,
00010  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00011  * for the specific language governing rights and limitations under the
00012  * License.
00013  *
00014  * The Original Code is XMLterm.
00015  *
00016  * The Initial Developer of the Original Code is
00017  * Ramalingam Saravanan.
00018  * Portions created by the Initial Developer are Copyright (C) 1999
00019  * the Initial Developer. All Rights Reserved.
00020  *
00021  * Contributor(s):
00022  *
00023  * Alternatively, the contents of this file may be used under the terms of
00024  * either of the GNU General Public License Version 2 or later (the "GPL"),
00025  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00026  * in which case the provisions of the GPL or the LGPL are applicable instead
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00035  * ***** END LICENSE BLOCK ***** */
00036 
00037 // nsMsgPrintEngine.h: declaration of nsMsgPrintEngine class
00038 // implementing mozISimpleContainer,
00039 // which provides a DocShell container for use in simple programs
00040 // using the layout engine
00041 
00042 #include "nscore.h"
00043 #include "nsCOMPtr.h"
00044 
00045 #include "nsIDocShell.h"
00046 #include "nsVoidArray.h"
00047 #include "nsIDocShell.h"
00048 #include "nsIMsgPrintEngine.h"
00049 #include "nsIScriptGlobalObject.h"
00050 #include "nsIStreamListener.h"
00051 #include "nsIWebProgressListener.h"
00052 #include "nsIMsgStatusFeedback.h"
00053 #include "nsIStringBundle.h"
00054 #include "nsIWebBrowserPrint.h"
00055 #include "nsIWebProgressListener.h"
00056 #include "nsWeakReference.h"
00057 #include "nsIPrintSettings.h"
00058 #include "nsIObserver.h"
00059 
00060 // Progress Dialog
00061 #include "nsIPrintProgress.h"
00062 #include "nsIPrintProgressParams.h"
00063 #include "nsIPrintingPromptService.h"
00064 
00065 class nsMsgPrintEngine : public nsIMsgPrintEngine,
00066                          public nsIWebProgressListener,
00067                          public nsIObserver,
00068                          public nsSupportsWeakReference {
00069 
00070 public:
00071   nsMsgPrintEngine();
00072   virtual ~nsMsgPrintEngine();
00073 
00074   // nsISupports
00075   NS_DECL_ISUPPORTS
00076 
00077   // nsIMsgPrintEngine interface
00078   NS_DECL_NSIMSGPRINTENGINE
00079 
00080   // For nsIWebProgressListener
00081   NS_DECL_NSIWEBPROGRESSLISTENER
00082 
00083   // For nsIObserver
00084   NS_DECL_NSIOBSERVER
00085 
00086   void PrintMsgWindow();
00087   NS_IMETHOD  StartNextPrintOperation();
00088 
00089 protected:
00090 
00091   PRBool      FirePrintEvent();
00092   PRBool      FireStartNextEvent();
00093   NS_IMETHOD  FireThatLoadOperationStartup(nsString *uri);
00094   NS_IMETHOD  FireThatLoadOperation(nsString *uri);
00095   void        InitializeDisplayCharset();
00096   void        SetupObserver();
00097   nsresult    SetStatusMessage(PRUnichar *aMsgString);
00098   PRUnichar   *GetString(const PRUnichar *aStringName);
00099   nsresult    ShowProgressDialog(PRBool aIsForPrinting, PRBool& aDoNotify);
00100 
00101   nsCOMPtr<nsIDocShell>       mDocShell;
00102   nsCOMPtr<nsIDOMWindowInternal>      mWindow;
00103   nsCOMPtr<nsIDOMWindowInternal>      mParentWindow;
00104   PRInt32                     mURICount;
00105   nsStringArray               mURIArray;
00106   PRInt32                     mCurrentlyPrintingURI;
00107 
00108   nsCOMPtr<nsIContentViewer>  mContentViewer;
00109   nsCOMPtr<nsIStringBundle>   mStringBundle;    // String bundles...
00110   nsCOMPtr<nsIMsgStatusFeedback> mFeedback;     // Tell the user something why don't ya'
00111   nsCOMPtr<nsIWebBrowserPrint> mWebBrowserPrint;
00112   nsCOMPtr<nsIPrintSettings>   mPrintSettings;
00113   nsCOMPtr<nsIDOMWindow>       mMsgDOMWin;
00114   PRBool                       mIsDoingPrintPreview;
00115   nsCOMPtr<nsIObserver>        mStartupPPObs;
00116   PRInt32                      mMsgInx;
00117 
00118   // Progress Dialog
00119   
00120   nsCOMPtr<nsIPrintingPromptService> mPrintPromptService;
00121   nsCOMPtr<nsIWebProgressListener> mPrintProgressListener;
00122   nsCOMPtr<nsIPrintProgress>       mPrintProgress;
00123   nsCOMPtr<nsIPrintProgressParams> mPrintProgressParams;
00124   nsAutoString                     mLoadURI;
00125 };