1 // focus.cpp

     2 // 

     3 // Copyright (c) 2008 - 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 

    13 #include <w32std.h>

    14 #include <apgwgnam.h>

    15 #include <fshell/ioutils.h>

    16 

    17 const TInt KPriorityNeverAtFront = -999;

    18 

    19 using namespace IoUtils;

    20 

    21 class CCmdFocus : public CCommandBase

    22 	{

    23 public:

    24 	static CCommandBase* NewLC();

    25 	~CCmdFocus();

    26 private:

    27 	CCmdFocus();

    28 	void PrintDetailsL();

    29 	void FocusWindowGroupL(TInt aWindowGroupId);

    30 private: // From CCommandBase.

    31 	virtual const TDesC& Name() const;

    32 	virtual void DoRunL();

    33 	virtual void OptionsL(RCommandOptionList& aOptions);

    34 private:

    35 	RWsSession iWsSession;

    36 	RWindowGroup iWindowGroup;

    37 	TInt iWindowGroupId;

    38 	HBufC* iWindowGroupPattern;

    39 	TBool iFollow;

    40 	TBool iVerbose;

    41 	};

    42 

    43 

    44 CCommandBase* CCmdFocus::NewLC()

    45 	{

    46 	CCmdFocus* self = new(ELeave) CCmdFocus();

    47 	CleanupStack::PushL(self);

    48 	self->BaseConstructL();

    49 	return self;

    50 	}

    51 

    52 CCmdFocus::~CCmdFocus()

    53 	{

    54 	iWindowGroup.Close();

    55 	iWsSession.Close();

    56 	delete iWindowGroupPattern;

    57 	}

    58 

    59 CCmdFocus::CCmdFocus()

    60 	{

    61 	}

    62 

    63 const TDesC& CCmdFocus::Name() const

    64 	{

    65 	_LIT(KName, "focus");	

    66 	return KName;

    67 	}

    68 

    69 void CCmdFocus::DoRunL()

    70 	{

    71 	LeaveIfErr(iWsSession.Connect(), _L("Couldn't connect to windowserver"));

    72 

    73 	if (iOptions.IsPresent(&iWindowGroupId))

    74 		{

    75 		FocusWindowGroupL(iWindowGroupId);

    76 		}

    77 	else if (iWindowGroupPattern)

    78 		{

    79 		TInt id = 0;

    80 		id = iWsSession.FindWindowGroupIdentifier(id, *iWindowGroupPattern);

    81 		if (id >= 0)

    82 			{

    83 			FocusWindowGroupL(id);

    84 			}

    85 		}

    86 	else

    87 		{

    88 		PrintDetailsL();

    89 		if (iFollow)

    90 			{

    91 			iWindowGroup = RWindowGroup(iWsSession);

    92 			User::LeaveIfError(iWindowGroup.Construct((TUint32)this,EFalse));

    93 			iWindowGroup.SetOrdinalPosition(0, KPriorityNeverAtFront);

    94 			iWindowGroup.EnableFocusChangeEvents();

    95 

    96 			TRequestStatus status;

    97 			FOREVER

    98 				{

    99 				iWsSession.EventReady(&status);

   100 				User::WaitForRequest(status);

   101 				User::LeaveIfError(status.Int());

   102 				TWsEvent event;

   103 				iWsSession.GetEvent(event);

   104 				if (event.Type() == EEventFocusGroupChanged) 

   105 					{

   106 					PrintDetailsL();

   107 					}

   108 				}

   109 			}

   110 		}

   111 	}

   112 

   113 void CCmdFocus::PrintDetailsL()

   114 	{

   115 	TInt focusedWgId = iWsSession.GetFocusWindowGroup();

   116 	CApaWindowGroupName* wgn = CApaWindowGroupName::NewLC(iWsSession, focusedWgId);

   117 	_LIT(KUnknown, "Un-named");

   118 	TPtrC caption(wgn->Caption());

   119 	if (caption.Length() == 0)

   120 		{

   121 		caption.Set(KUnknown);

   122 		}

   123 	Printf(_L("Focused window group: %S\r\n"), &caption);

   124 	CleanupStack::PopAndDestroy(wgn);

   125 

   126 	if (iVerbose)

   127 		{

   128 		TThreadId focusedThreadId;

   129 		User::LeaveIfError(iWsSession.GetWindowGroupClientThreadId(focusedWgId, focusedThreadId));

   130 		RThread thread;

   131 		User::LeaveIfError(thread.Open(focusedThreadId));

   132 		TFullName name(thread.FullName());

   133 		thread.Close();

   134 		Printf(_L("  Window group id:    %u\r\n"), focusedWgId);

   135 		Printf(_L("  Owning thread:      %S\r\n"), &name);

   136 		Printf(_L("  Owning thread id:   %u\r\n"), (TUint32)focusedThreadId);

   137 		Printf(_L("  Tick count:         %u\r\n"), User::NTickCount());

   138 		}

   139 	}

   140 

   141 void CCmdFocus::FocusWindowGroupL(TInt aWindowGroupId)

   142 	{

   143 	LeaveIfErr(iWsSession.SetWindowGroupOrdinalPosition(aWindowGroupId, 0), _L("Unable to set window group %d to ordinal position zero"), aWindowGroupId);

   144 	}

   145 

   146 void CCmdFocus::OptionsL(RCommandOptionList& aOptions)

   147 	{

   148 	_LIT(KOptWindowGroupId, "id");

   149 	aOptions.AppendIntL(iWindowGroupId, KOptWindowGroupId);

   150 	_LIT(KOptWindowGroupPattern, "match");

   151 	aOptions.AppendStringL(iWindowGroupPattern, KOptWindowGroupPattern);

   152 	_LIT(KOptFollow, "follow");

   153 	aOptions.AppendBoolL(iFollow, KOptFollow);

   154 	_LIT(KOptVerbose, "verbose");

   155 	aOptions.AppendBoolL(iVerbose, KOptVerbose);

   156 	}

   157 

   158 

   159 EXE_BOILER_PLATE(CCmdFocus)

   160