1 // fed.h

     2 // 

     3 // Copyright (c) 2009 - 2010 Accenture. All rights reserved.

     4 // This component and the accompanying materials are made available

     5 // under the terms of the "Eclipse Public License v1.0"

     6 // which accompanies this distribution, and is available

     7 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 // 

     9 // Initial Contributors:

    10 // Accenture - Initial contribution

    11 //

    12 #ifndef FED_H_

    13 #define FED_H_

    14 

    15 #include <e32base.h>

    16 #include <f32file.h>

    17 

    18 #include "screenmngr.h"

    19 #include "cmdwindow.h"

    20 

    21 class CColorConsoleBase;

    22 class CFedBufferBase;

    23 class CFedViewBase;

    24 class CDesC16Array;

    25 class CCnvCharacterSetConverter;

    26 

    27 class CFed : public CActive

    28 {

    29 public:

    30 	static CFed* NewL(CColorConsoleBase& aConsole, RFs& aFs);

    31 	static CFed* NewL(CConsoleBase& aConsole, RFs& aFs);

    32 	~CFed();

    33 

    34 	//Main entrance to the editor

    35 	void StartL(CDesC16Array* aFiles); // Takes ownership of aFiles immediately

    36 

    37 	void RedrawEverythingL();

    38 	void ShowHelpL(HBufC* aHelpText);

    39 

    40 public:

    41 	//CActive

    42 	void DoCancel();

    43 	void RunL();

    44 	TInt RunError(TInt aError);

    45 

    46 private:

    47 	CFed(CColorConsoleBase& aConsole, RFs& aFs);

    48 	CFed(CConsoleBase& aConsole, RFs& aFs);

    49 	void ConstructL();

    50 	//Construct all necessary views as specified in the command line

    51 	void CreateViewsL(CDesC16Array* aFiles);

    52 	//Some standard commands which need to be handled in the CFed class

    53 	enum TCmdType

    54 		{

    55 		ECmdNone,

    56 		ECmdHelp,

    57 		ECmdPrevView,

    58 		ECmdNextView,

    59 		ECmdNewDocument,

    60 		ECmdCloseCurrent,

    61 		ECmdCloseAll,

    62 		ECmdOpenDocument,

    63 		ECmdRefresh,

    64 		};

    65 	//Main function processing keys which should catch all commands related to the whole editor, not to any particular view

    66 	TCmdType ProcessKeyL(const TKeyCode& aCode);

    67 	//Execute commands returned by ProcessKeyL

    68 	TBool ExecuteCommandL(TCmdType aCmd);

    69 

    70 	//Closes the view which is currently active

    71 	TBool CloseCurrentViewL();

    72 	//Closes all views, will cause the program to close only if special char has been pressed (EKeyEscape)

    73 	void CloseAllViewsL();

    74 	//Removes the view from the array of views

    75 	void DeleteView();

    76 	void NewViewL(const TDesC& aFileName, TBool aPromptOnNonexistantName=EFalse);

    77 	void OpenDocumentL();

    78 

    79 private:

    80 	RFs& iFs;

    81 	CConsoleBase& iConsole;

    82 	CColorConsoleBase* iColorConsole;

    83 	CScreenManager iScreenMngr;

    84 	CCommandWindow* iCmdWindow;

    85 

    86 	RArray<CFedViewBase*> iViewArray;

    87 	TInt iViewIdx;

    88 	CCnvCharacterSetConverter* iCharconv; // Shared between CFileBuffers, for doing UTF-8 conversion. May be null if charconv isn't available

    89 };

    90 

    91 #endif /*FED_H_*/