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1 /* |
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2 * Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of the License "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * Internal class for storing a window. |
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16 * |
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17 * |
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18 */ |
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19 |
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20 |
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21 #ifndef __MULTIPLE_WINDOWS_WINDOWQUEUE_H__ |
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22 #define __MULTIPLE_WINDOWS_WINDOWQUEUE_H__ |
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23 |
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24 // INCLUDES FILES |
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25 #include "WmlBrowserBuild.h" |
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26 #include <e32base.h> |
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27 |
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28 // FORWARD DECLARATIONS |
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29 class CBrowserWindow; |
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30 |
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31 // CLASS DECLARATION |
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32 |
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33 // multiple linked queue for windows |
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34 // iPrev and iNext for stepping through all the queue |
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35 // iParent points to the window's parent |
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36 class CBrowserWindowQue: public CBase |
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37 { |
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38 public: // default constructor to have a valid window |
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39 CBrowserWindowQue( CBrowserWindow* aWindow ) : |
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40 iWindow(aWindow), iParent(NULL), |
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41 iPrev(NULL), iNext(NULL), iStatus( 0 ) {} |
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42 ~CBrowserWindowQue(); |
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43 |
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44 public: |
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45 // returns the last item in the queue |
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46 inline CBrowserWindowQue* LastItem() const ; |
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47 // appends an iten at the end of the queue |
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48 void AppendL( CBrowserWindowQue* aItem ); |
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49 // points to the 'next' window which is not deleted |
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50 CBrowserWindowQue* Next() const; |
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51 // points to the 'prev' window which is not deleted |
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52 CBrowserWindowQue* Prev() const; |
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53 |
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54 |
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55 public: |
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56 enum TWindowStatus { // bit mask |
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57 EWindowNone = 0, |
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58 EWindowDeleted = 1 |
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59 }; |
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60 |
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61 public: // data members |
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62 CBrowserWindow* iWindow; |
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63 CBrowserWindowQue* iParent; |
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64 CBrowserWindowQue* iPrev; |
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65 CBrowserWindowQue* iNext; |
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66 TInt iStatus; // bitmask |
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67 }; |
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68 |
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69 |
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70 #endif // __MULTIPLE_WINDOWS_WINDOWQUEUE_H__ |
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71 |
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72 // End of File |