/*

* Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

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

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

#include <msisuihandlers.h>

/*@{*/

///Macros

#define KUserNameMaxLength	64

#define KPassword			64

/*@}*/

enum KMyErrCode

	{

	KErrNothing,

	KErrLanguage,        

	KErrDrive,

	KErrOptions,        

	KErrAbortInstall,

	KErrAbortUnInstall,        

	KErrLeave,

	KErrCannotOverwriteFile,

	KErrError        

	};

/**

This represents the User Interface handler for the install engine

The higher code should provide one of these interfaces for the engine

to use for a UI.

@publishedPartner

@released

*/

using namespace Swi;

class CTestSecurityInstUIHandler : public CBase, public Swi::MUiHandler

// This represents the User Interface handler for the install engine

// The higher code should provide one of these interfaces for the engine

// to use for a UI

	{

	public:

		static CTestSecurityInstUIHandler* NewL();

		~CTestSecurityInstUIHandler();

		/**

		 * Displays a dialog at the beginning of an installation with details about the SISX package

	 	 * being installed. This dialog must be shown in TrustedUI mode.

	 	 *

	 	 * @param aAppInfo	Information about the application.

	 	 * @param aLogo		The logo data in the SISX file. If no logo is present it will be NULL.

		 * @param aCertificates An array of end entity certificates, one for each chain in the SISX file.

		 *				If the SISX file is unsigned this array will have zero length.

		 *

		 * @note 		Trusted UI

	   	 *

		 * @return		ETrue if the user pressed the Yes button to continue the install,

		 *				EFalse if the user pressed the No button, aborting the installation.

		 */

		TBool  DisplayInstallL (const CAppInfo& aAppInfo, 

			const CApaMaskedBitmap* aLogo, 

			const RPointerArray <CCertificateInfo> & aCertificates);

		/**

		 * Displays a dialog requesting that the user grants these capabilities to the SISX package 

		 * being installed. This dialog must be shown in TrustedUI mode.

		 *

		 * @param aAppInfo	 Information about the application.

		 * @param aCapabilitySet The capabilities requested by the SISX package.

		 *

		 * @note Trusted UI

		 *

		 * @return		ETrue to continue the installation, or EFalse to abort the installation.

		 */

		TBool DisplayGrantCapabilitiesL(const CAppInfo& aAppInfo, 

						const TCapabilitySet& aCapabilitySet);

		/**

		 * Requests preferred language and dialect information from the UI.

		 *

		 * @param aAppInfo	Information about the application.

		 * @param aLanguages	Array of languages supported by the SIS file. 

		 *

		 * @return		Must return index in the passed array that corresponds to the user's selected 

		 *			preferred language. If out-of-bounds value is returned, the engine will abort 

		 *			installation.

		 */

		TInt DisplayLanguageL(const CAppInfo& aAppInfo, 

				      const RArray<TLanguage>& aLanguages);

		/**

		 * Requests the drive to install the package on, from the UI.

		 *

		 * @param aAppInfo	Information about the application.

		 * @param aSize		Total size of the files that will be installed on the configurable drive.

		 * @param aDriveLetters	Array of drive letters on which the package can be installed.

		 * @param aDriveSpaces	Array of space free (in bytes) on each of the drives in the aDriveLetters array. 

		 *

		 * @return		An index in the drive array. If the index is out of range the engine will abort

		 *                      the installation.

		 */

		TInt DisplayDriveL(const CAppInfo& aAppInfo, 

				   TInt64 aSize,

				   const RArray<TChar>& aDriveLetters,

				   const RArray<TInt64>& aDriveSpaces);

		/**

		 * Displays a dialog asking whether we want to upgrade an application present on the device.

		 *

		 * @param aAppInfo	        Information about the application being installed.

		 * @param aExistingAppInfo	Information about the existing application.

		 *

		 * @return		ETrue if the user pressed the Yes button,

		 *			EFalse if the user pressed the No button.

		 */

		TBool DisplayUpgradeL(const CAppInfo& aAppInfo, 

				      const CAppInfo& aExistingAppInfo);

		/**

		 * Displays a dialog box asking which options the user wishes to install.

		 *

		 * @param aAppInfo	Information about the application.

		 * @param aOptions	An array of option names.

		 * @param aSelections	An array of booleans, corresponding to the aOptions array.

		 *

		 * @return		ETrue on success, EFalse on error.

		 */

		TBool DisplayOptionsL(const CAppInfo& aAppInfo,

				      const RPointerArray<TDesC>& aOptions,

				      RArray<TBool>& aSelections);

		/**

		 * Informs the UI of events occurring during installation.  

		 *

		 * @param aEvent	The event which has occurred.

		 * @param aValue	The value associated with the event if applicable.

		 * @param aDes          A descriptor associated with the event if applicable.

		 */

		TBool HandleInstallEventL(const CAppInfo& aAppInfo,

						TInstallEvent aEvent, 

						TInt aValue=0, 

						const TDesC& aDes=KNullDesC);

		/**

		 * Informs the UI of cancellable events occurring during installation.  

		 *

		 * @param aEvent	 The event which has occurred.

		 * @param aCancelHandler This mix-in is used to inform Software Install that the user has

		 *			 pressed the cancel button on the dialog.

		 * @param aValue	 The value associated with the event if applicable.

		 * @param aDes           A descriptor associated with the event if applicable.

		 */

		void HandleCancellableInstallEventL(const CAppInfo& aAppInfo,

						TInstallCancellableEvent aEvent, 

						MCancelHandler& aCancelHandler,

						TInt aValue=0, 

						const TDesC& aDes=KNullDesC);

		/**

		 * Displays a dialog indicating that the package is unsigned, or that signature validation has failed.

		 *

		 * @param aAppInfo              Information about the application.

		 * @param aSigValidationResult	The result of signature validation.

		 * @param aPkixResult           Results of a validation of the PKIX  certificate chain.

		 *                              Note that is can be NULL, in this case no validation results are available.

		 * @param aCertificates         An array containing information about the certificates in the chain.

		 * @param aInstallAnyway		ETrue if installation is allowed to continue.

		 *

		 * @return						ETrue to continue the installation, EFalse to abort.

		 */

		TBool DisplaySecurityWarningL(const CAppInfo& aAppInfo,

						Swi::TSignatureValidationResult aSigValidationResult,

						RPointerArray<CPKIXValidationResultBase>& aPkixResults,

						RPointerArray<CCertificateInfo>& aCertificates,

						TBool aInstallAnyway);

		/**

		 * Displays a dialog indicating that there was an error carrying out online certificate status checking.

		 *

		 * @param aMessage	The error which occurred during online certificate status checking

		 * @param aOutcome	The outcome of the OCSP check. If no outcome can be given, it will be NULL.

		 * @param aWarningOnly	ETrue if the installation is allowed to continue after a warning, EFalse otherwise.

		 *

		 * @return		ETrue on success, EFalse on error.

		 */

		TBool DisplayOcspResultL(const CAppInfo& aAppInfo,

						TRevocationDialogMessage aMessage, 

						RPointerArray<TOCSPOutcome>& aOutcomes, 

						RPointerArray<CCertificateInfo>& aCertificates,

						TBool aWarningOnly);

		/**

		 * Used to inform the user the installation they are attempting is trying to overwrite

		 * a file that does not belong to it. Following this message installation is aborted.

		 *

		 * @param aAppInfo	        Information about the application.

		 * @param aInstalledAppInfo	Information about the application that owns the file in question.

		 * @param aFileName		The filename of the file in question

		 */

		void DisplayCannotOverwriteFileL(const CAppInfo& aAppInfo,

						 const CAppInfo& aInstalledAppInfo,

						 const TDesC& aFileName);

		/**

		 * Displays a dialog at the start of the uninstallation with information about the application

		 * to be uninstalled. The user may cancel the uninstallation at this stage. This dialog must 

		 * be shown in TrustedUI mode.

		 *	

		 * @param aAppInfo	Information about the application.

		 *

		 * @note Trusted UI

		 *

		 * @return			ETrue to continue the uninstallation, or EFalse to abort the uninstallation.

		 */

		TBool DisplayUninstallL(const CAppInfo& aAppInfo);

		/**

		 * Displays a dialog containing text. This dialog has only a Continue button if aOption is 

		 * EInstFileTextOptionContinue, or Yes and No buttons otherwise.

		 *

		 * @param aAppInfo	Information about the application.

		 * @param aOption	The type of dialog box to display.

		 * @param aText		The text to display

		 *

		 * @return		ETrue is the user wants to go forward, EFalse otherwise.

		 */

		 TBool DisplayTextL(const CAppInfo& aAppInfo, 

				    TFileTextOption aOption,

				    const TDesC& aText);

		/**

		 * Displays a dialog showing an error message. 

		 *

		 * @param aAppInfo	    Information about the application.

		 * @param aType		    The error message to display.

		 * @param aParam	    An error specific parameter.

		 */

		void DisplayErrorL(const CAppInfo& aAppInfo,

				   TErrorDialog aType, 

				   const TDesC& aParam);

		/**

		 * Displays a dialog indicating that a component which is being uninstalled is a dependency

		 * of another component installed.

		 *

		 * @param aAppInfo	Information about the application.

		 * @param aComponents	An array of components which depend on components of the application

		 *

		 * @return		ETrue to continue the uninstallation, EFalse to abort.

		 */

		TBool DisplayDependencyBreakL(const CAppInfo& aAppInfo,

					      const RPointerArray<TDesC>& aComponents);

		/**

		 * Informs user that the applications are in use during an uninstallation.

		 * Return ETrue if the user wishes to continue the removal process and 

		 * close the applications anyway

		 *

		 * @param aAppNames		An array containing the name of the application in use.

		 *

		 * @return			ETrue if the user wishes to continue with removal.

		 */

		TBool DisplayApplicationsInUseL(const CAppInfo& aAppInfo, const RPointerArray<TDesC>& aAppNames);

		/**

		 * Displays a generic question dialog with a Yes/No answer.

		 *

		 * @param aAppInfo	Information about the application.

		 * @param aQuestion The question to ask.

		 * @param aDes		A descriptor associated with the question if applicable. 

		 *

		 * @return			ETrue if the user pressed the Yes button,

		 *				EFalse if the user pressed the No button.

		 */

		TBool DisplayQuestionL(const CAppInfo& aAppInfo, TQuestionDialog aQuestion, const TDesC& aDes=KNullDesC);

		/**

	 	* Used to inform the user of a missing dependency needed to install the 

	 	* current package. It is up to the UI implementors and/or the user whether

	 	* or not this warning can be overridden.

	 	*

	 	* @param aAppInfo           Info about the current application.

	 	* @param aDependencyName    Name of the missing dependency.

	 	* @param aWantedVersionFrom Starting suitable version number of the mising

	 	*                           dependency. Can be all zeros, meaning it is 

	 	*                           unknown.

		 * @param aWantedVersionFrom Ending suitable version number of the mising

	 	*                           dependency. Can be all zeros, meaning it is 

	 	*                           unknown.

	 	* @param aInstalledVersion  The installed (unsuitable) version of the 

	 	*                           missing dependency. Can be all zeros, meaning 

	 	*                           the missing dependency is not installed.

	 	*

	 	* @return \e ETrue to continue installation, \e EFalse to abort.

	 	*/

		TBool DisplayMissingDependencyL(

		const CAppInfo& aAppInfo,

		const TDesC& aDependencyName,

		TVersion aWantedVersionFrom,

		TVersion aWantedVersionTo,

		TVersion aInstalledVersion);

		TBool 	iDispInstall;

		TBool	iDispGrantCapabilities;

		TBool	iDispUnInstall;

		TInt	iDispLanguage;

		TInt	iDispDialect;

		TChar	iDispDrive;

		TBool	iDispUpgrade;

		TBool	iDispDependencyBreak;

		TBool	iDispQuestion;

		TBool	iDispSecurityWarning;

		TBool	iDispRevocationQuery;

		TBool	iDispApplicationInUse;

		TBool	iDispTextDialog;

		TInt	iDispOptions;

		TInt	iAppUID;

		KMyErrCode 	iErrCode;

	private:

		CTestSecurityInstUIHandler();

		void ConstructL();

	};