2 * DOS interrupt 33h handler
4 * Copyright 1999 Ove Kåven
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
32 #include "wine/debug.h"
34 WINE_DEFAULT_DEBUG_CHANNEL(int);
39 WORD lbcount, rbcount, rlastx, rlasty, llastx, llasty;
42 WORD VMPratio, HMPratio, oldx, oldy;
46 /**********************************************************************
50 * - subfunction 0x00 (reset mouse)
51 * - subfunction 0x21 (software reset)
53 static void INT33_ResetMouse( CONTEXT86 *context )
55 memset( &mouse_info, 0, sizeof(mouse_info) );
57 /* Set the default mickey/pixel ratio */
58 mouse_info.HMPratio = 8;
59 mouse_info.VMPratio = 16;
63 SET_AX( context, 0xFFFF ); /* driver installed */
64 SET_BX( context, 3 ); /* number of buttons */
69 /**********************************************************************
70 * DOSVM_Int33Handler (WINEDOS16.151)
72 * Handler for int 33h (MS MOUSE).
74 void WINAPI DOSVM_Int33Handler( CONTEXT86 *context )
76 switch (AX_reg(context))
79 TRACE("Reset mouse driver and request status\n");
80 INT33_ResetMouse( context );
84 FIXME("Show mouse cursor\n");
88 FIXME("Hide mouse cursor\n");
92 TRACE("Return mouse position and button status: (%d,%d) and %d\n",
93 mouse_info.x, mouse_info.y, mouse_info.but);
94 SET_BX( context, mouse_info.but );
95 SET_CX( context, mouse_info.x );
96 SET_DX( context, mouse_info.y );
100 FIXME("Position mouse cursor\n");
104 TRACE("Return Mouse button press Information for %s mouse button\n",
105 BX_reg(context) ? "right" : "left");
108 SET_BX( context, mouse_info.rbcount );
109 mouse_info.rbcount = 0;
110 SET_CX( context, mouse_info.rlastx );
111 SET_DX( context, mouse_info.rlasty );
115 SET_BX( context, mouse_info.lbcount );
116 mouse_info.lbcount = 0;
117 SET_CX( context, mouse_info.llastx );
118 SET_DX( context, mouse_info.llasty );
120 SET_AX( context, mouse_info.but );
124 FIXME("Define horizontal mouse cursor range %d..%d\n",
125 CX_reg(context), DX_reg(context));
129 FIXME("Define vertical mouse cursor range %d..%d\n",
130 CX_reg(context), DX_reg(context));
134 FIXME("Define graphics mouse cursor\n");
138 FIXME("Define text mouse cursor\n");
142 TRACE("Read Mouse motion counters\n");
144 int dx = ((int)mouse_info.x - (int)mouse_info.oldx)
145 * (mouse_info.HMPratio / 8);
146 int dy = ((int)mouse_info.y - (int)mouse_info.oldy)
147 * (mouse_info.VMPratio / 8);
149 SET_CX( context, (WORD)dx );
150 SET_DX( context, (WORD)dy );
152 mouse_info.oldx = mouse_info.x;
153 mouse_info.oldy = mouse_info.y;
158 TRACE("Define mouse interrupt subroutine\n");
159 mouse_info.callmask = CX_reg(context);
160 mouse_info.callback = (FARPROC16)MAKESEGPTR(context->SegEs,
165 TRACE("Set mickey/pixel ratio\n");
166 mouse_info.HMPratio = CX_reg(context);
167 mouse_info.VMPratio = DX_reg(context);
171 FIXME("Define screen region for update\n");
175 TRACE("Software reset\n");
176 INT33_ResetMouse( context );
180 INT_BARF(context,0x33);
186 WORD mask,but,x,y,mx,my;
189 static void MouseRelay(CONTEXT86 *context,void *mdata)
191 MCALLDATA *data = (MCALLDATA *)mdata;
192 CONTEXT86 ctx = *context;
196 ctx.EFlags |= V86_FLAG;
197 ctx.SegSs = 0; /* Allocate new stack. */
200 ctx.Eax = data->mask;
206 ctx.SegCs = SELECTOROF(data->proc);
207 ctx.Eip = OFFSETOF(data->proc);
209 DPMI_CallRMProc(&ctx, NULL, 0, 0);
212 static void QueueMouseRelay(DWORD mx, DWORD my, WORD mask)
217 /* Left button down */
219 mouse_info.but |= 0x01;
220 mouse_info.llastx = mx;
221 mouse_info.llasty = my;
222 mouse_info.lbcount++;
227 mouse_info.but &= ~0x01;
230 /* Right button down */
232 mouse_info.but |= 0x02;
233 mouse_info.rlastx = mx;
234 mouse_info.rlasty = my;
235 mouse_info.rbcount++;
238 /* Right button up */
240 mouse_info.but &= ~0x02;
243 /* Middle button down */
245 mouse_info.but |= 0x04;
248 /* Middle button up */
250 mouse_info.but &= ~0x04;
253 if ((mask & mouse_info.callmask) && mouse_info.callback) {
254 MCALLDATA *data = calloc(1,sizeof(MCALLDATA));
255 data->proc = mouse_info.callback;
256 data->mask = mask & mouse_info.callmask;
257 data->but = mouse_info.but;
258 data->x = mouse_info.x;
259 data->y = mouse_info.y;
264 * FIXME: This is not entirely correct. If mouse if moved to the edge
265 * of the screen, mouse will stop moving and mickeys won't
266 * be updated even though they should be.
268 data->mx = mouse_info.x * (mouse_info.HMPratio / 8);
269 data->my = mouse_info.y * (mouse_info.VMPratio / 8);
271 DOSVM_QueueEvent(-1, DOS_PRIORITY_MOUSE, MouseRelay, data);
275 void WINAPI DOSVM_Int33Message(UINT message,WPARAM wParam,LPARAM lParam)
278 unsigned Height, Width, SX=1, SY=1;
280 if (!VGA_GetMode(&Height,&Width,NULL)) {
281 /* may need to do some coordinate scaling */
292 case WM_LBUTTONDBLCLK:
299 case WM_RBUTTONDBLCLK:
306 case WM_MBUTTONDBLCLK:
314 QueueMouseRelay(LOWORD(lParam) * SX,
319 void WINAPI DOSVM_Int33Console(MOUSE_EVENT_RECORD *record)
321 unsigned Height, Width;
323 BOOL newLeftButton = record->dwButtonState & FROM_LEFT_1ST_BUTTON_PRESSED;
324 BOOL oldLeftButton = mouse_info.but & 0x01;
325 BOOL newRightButton = record->dwButtonState & RIGHTMOST_BUTTON_PRESSED;
326 BOOL oldRightButton = mouse_info.but & 0x02;
327 BOOL newMiddleButton = record->dwButtonState & FROM_LEFT_2ND_BUTTON_PRESSED;
328 BOOL oldMiddleButton = mouse_info.but & 0x04;
330 if(newLeftButton && !oldLeftButton)
332 else if(!newLeftButton && oldLeftButton)
335 if(newRightButton && !oldRightButton)
337 else if(!newRightButton && oldRightButton)
340 if(newMiddleButton && !oldMiddleButton)
342 else if(!newMiddleButton && oldMiddleButton)
345 if (VGA_GetAlphaMode(&Width, &Height))
346 QueueMouseRelay( 640 / Width * record->dwMousePosition.X,
347 200 / Height * record->dwMousePosition.Y,