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Annotation of researchv9/X11/src/X.V11R1/server/ddx/v9sun/sunIo.c, revision 1.1

1.1     ! root        1: #include    "sun.h"
        !             2: #include    "opaque.h"
        !             3: 
        !             4: Bool           screenSaved = FALSE;
        !             5: int            lastEventTime = 0;
        !             6: extern void    SaveScreens();
        !             7: extern long EnabledDevices, LastSelectMask[];
        !             8: extern int sunKbdfd;
        !             9: extern int sunMousefd;
        !            10: 
        !            11: /*-
        !            12:  *-----------------------------------------------------------------------
        !            13:  * TimeSinceLastInputEvent --
        !            14:  *     Function used for screensaver purposes by the os module.
        !            15:  *
        !            16:  * Results:
        !            17:  *     The time in milliseconds since there last was any
        !            18:  *     input.
        !            19:  *
        !            20:  * Side Effects:
        !            21:  *     None.
        !            22:  *
        !            23:  *-----------------------------------------------------------------------
        !            24:  */
        !            25: int
        !            26: TimeSinceLastInputEvent()
        !            27: {
        !            28:        struct timeb now;
        !            29: 
        !            30:        ftime(&now);
        !            31:        if (!lastEventTime)
        !            32:                lastEventTime = now.time * 1000 + now.millitm;
        !            33:        return now.time * 1000 + now.millitm - lastEventTime;
        !            34: }
        !            35: 
        !            36: /*-
        !            37:  *-----------------------------------------------------------------------
        !            38:  * ProcessInputEvents --
        !            39:  *     Retrieve all waiting input events and pass them to DIX in their
        !            40:  *     correct chronological order. Only reads from the system pointer
        !            41:  *     and keyboard.
        !            42:  *
        !            43:  * Results:
        !            44:  *     None.
        !            45:  *
        !            46:  * Side Effects:
        !            47:  *     Events are passed to the DIX layer.
        !            48:  *
        !            49:  *-----------------------------------------------------------------------
        !            50:  */
        !            51: void
        !            52: ProcessInputEvents ()
        !            53: {
        !            54:        DevicePtr       pPointer;
        !            55:        DevicePtr       pKeyboard;
        !            56: 
        !            57:        pPointer = LookupPointerDevice();
        !            58:        pKeyboard = LookupKeyboardDevice();
        !            59: 
        !            60:        if (LastSelectMask[0] & EnabledDevices) {
        !            61:                SetTimeSinceLastInputEvent();
        !            62:                if (LastSelectMask[0] & (1 << sunMousefd)) {
        !            63:                        sunMouseEvent(pPointer);
        !            64:                        LastSelectMask[0] &= ~(1 << sunMousefd);
        !            65:                }
        !            66:                if (LastSelectMask[0] & (1 << sunKbdfd)) {
        !            67:                        sunKbdEvent(pKeyboard);
        !            68:                        LastSelectMask[0] &= ~(1 << sunKbdfd);
        !            69:                }
        !            70:                if (screenSaved)
        !            71:                        SaveScreens(SCREEN_SAVER_FORCER, ScreenSaverReset);
        !            72:        }
        !            73:        sunRestoreCursor();
        !            74: }
        !            75: 
        !            76: 
        !            77: /*-
        !            78:  *-----------------------------------------------------------------------
        !            79:  * SetTimeSinceLastInputEvent --
        !            80:  *     Set the lastEventTime to now.
        !            81:  *
        !            82:  * Results:
        !            83:  *     None.
        !            84:  *
        !            85:  * Side Effects:
        !            86:  *     lastEventTime is altered.
        !            87:  *
        !            88:  *-----------------------------------------------------------------------
        !            89:  */
        !            90: void
        !            91: SetTimeSinceLastInputEvent()
        !            92: {
        !            93:        struct timeb    now;
        !            94: 
        !            95:        ftime(&now);
        !            96:        lastEventTime = now.time * 1000 + now.millitm;
        !            97: }

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