~ubuntu-branches/ubuntu/raring/vice/raring

/*

 * mousedrv.c - Mouse handling for OS/2

 *

 * Written by

 *  Thomas Bretz <tbretz@uni-sw.gwdg.de>

 *

 * This file is part of VICE, the Versatile Commodore Emulator.

 * See README for copyright notice.

 *

 *  This program is free software; you can redistribute it and/or modify

 *  it under the terms of the GNU General Public License as published by

 *  the Free Software Foundation; either version 2 of the License, or

 *  (at your option) any later version.

 *

 *  This program is distributed in the hope that it will be useful,

 *  but WITHOUT ANY WARRANTY; without even the implied warranty of

 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 *  GNU General Public License for more details.

 *

 *  You should have received a copy of the GNU General Public License

 *  along with this program; if not, write to the Free Software

 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

 *

 */

#include "vice.h"

#define INCL_WININPUT

#define INCL_WINPOINTERS

#include "mouse.h"

#include "mousedrv.h"

#include "fullscr.h"

#include "cmdline.h"

#include "resources.h"

#include "translate.h"

static int hide_mouseptr;

static int visible=TRUE;

static SHORT _mouse_x, _mouse_y; // [-32768, 32768]

/* ----------------------------------------------------------- */

void mousedrv_mouse_changed(void)

{

    /* -- FIXME: rash while startup --

     mouse_button_left(0);

     mouse_button_right(0);

     */

}

static int set_hide_mouseptr(int val, void *param)

{

    hide_mouseptr = val;

    if (!hide_mouseptr && !visible && !FullscreenIsNow())

    { // do we have to show the ptr again?

        WinSetCapture(HWND_DESKTOP, NULLHANDLE);

        WinShowPointer(HWND_DESKTOP, TRUE);

        visible=TRUE;

    }

    return 0;

}

static const resource_int_t resources_int[] = {

    { "HideMousePtr", 0, RES_EVENT_NO, NULL,

      &hide_mouseptr, set_hide_mouseptr, NULL },

    { NULL }

};

int mousedrv_resources_init(void)

{

    return resources_register_int(resources_int);

}

/* ----------------------------------------------------------- */

static const cmdline_option_t cmdline_options[] = {

    { "-hidemouseptr", SET_RESOURCE, 0,

      NULL, NULL, "HideMousePtr", (resource_value_t) 1,

      USE_PARAM_STRING, USE_DESCRIPTION_ID,

      IDCLS_UNUSED, IDCLS_UNUSED,

      NULL, "Enable hiding of mouse pointer inside the window" },

    { "+hidemouseptr", SET_RESOURCE, 0,

      NULL, NULL, "HideMousePtr", (resource_value_t) 0,

      USE_PARAM_STRING, USE_DESCRIPTION_ID,

      IDCLS_UNUSED, IDCLS_UNUSED,

      NULL, "Disable hiding of mouse pointer inside the window" },

    { NULL }

};

int mousedrv_cmdline_options_init(void)

{

    return cmdline_register_options(cmdline_options);

}

void mousedrv_init(void)

{

}

const int mouse_step = 15;

extern int stretch;  // video.c

inline BYTE mousedrv_get_x(void)

{

    static SHORT last_mouse_x=0;

    const SHORT diff = last_mouse_x - _mouse_x;

    /*

     * The problem is that if you click somewhere and your pointer

     * is outside the window you would click something at the desktop

     *

     * POINTL ptl;

     * APIRET rc=WinQueryPointerPos(HWND_DESKTOP, &ptl);

     * _mouse_x = ptl.x;

     *

     */

    if (diff > mouse_step)

        last_mouse_x -= mouse_step;

    else

        if(diff < -mouse_step)

            last_mouse_x += mouse_step;

        else

            last_mouse_x = _mouse_x;

    return ((last_mouse_x/stretch)

#ifndef __XVIC_

             <<1

#endif

            )&0x7e;

}

inline BYTE mousedrv_get_y(void)

{

    static SHORT last_mouse_y=0;

    const SHORT diff = last_mouse_y - _mouse_y;

    /*

     * The problem is that if you click somewhere and your pointer

     * is outside the window you would click something at the desktop

     *

     * POINTL ptl;

     * APIRET rc=WinQueryPointerPos(HWND_DESKTOP, &ptl);

     * _mouse_y = ptl.y;

     *

     */

    if (diff > mouse_step)

        last_mouse_y -= mouse_step;

    else

        if(diff < -mouse_step)

            last_mouse_y += mouse_step;

        else

            last_mouse_y = _mouse_y;

    return ((last_mouse_y/stretch)<<1)&0x7e;

}

/* ----------------- OS/2 specific ------------------------- */

void mouse_button(HWND hwnd, ULONG msg, MPARAM mp1)

{

    if (!_mouse_enabled)

        return;

    switch (msg)

    {

    case WM_MOUSEMOVE:

        _mouse_x = SHORT1FROMMP(mp1);

        _mouse_y = SHORT2FROMMP(mp1);

        {

            SWP swp;

            WinQueryWindowPos(hwnd, &swp);

            //

            // check whether the pointer is outside or inside the window

            //

            if (FullscreenIsNow())

                visible=TRUE;

            if (_mouse_x>=0 && _mouse_x<swp.cx &&

                _mouse_y>=0 && _mouse_y<swp.cy)

            {

                //

                // FIXME: Don't capture the mouse pointer if it is in front

                // of a client dialog!

                //

                if (WinQueryCapture(HWND_DESKTOP)!=hwnd && hide_mouseptr && !FullscreenIsNow())

                    WinSetCapture(HWND_DESKTOP, hwnd);

                if (visible && /*_mouse_enabled &&*/ hide_mouseptr &&

                    !FullscreenIsNow())

                {

                    WinShowPointer(HWND_DESKTOP, FALSE);

                    visible=FALSE;

                }

            }

            else

            {

                if (WinQueryCapture(HWND_DESKTOP)==hwnd && !FullscreenIsNow())

                    WinSetCapture(HWND_DESKTOP, NULLHANDLE);

                if (!visible && !FullscreenIsNow())

                {

                    WinShowPointer(HWND_DESKTOP, TRUE);

                    visible=TRUE;

                }

                //

                // don't use 'outside'-values which appears one times

                // if the mouse pointer leaves the window

                //

                if (_mouse_x<0) _mouse_x=0;

                else

                    if (_mouse_x>=swp.cx)

                        _mouse_x=swp.cx-1;

                if (_mouse_y<0) _mouse_y=0;

                else

                    if (_mouse_y>=swp.cy)

                        _mouse_y=swp.cy-1;

            }

        }

        return;

    case WM_BUTTON1DOWN:

        mouse_button_left(1);

        return;

    case WM_BUTTON1UP:

        mouse_button_left(0);

        return;

    case WM_BUTTON2DOWN:

        mouse_button_right(1);

        return;

    case WM_BUTTON2UP:

        mouse_button_right(0);

        return;

    }

}