/* * DOS interrupt 33h handler * * Copyright 1999 Ove Kåven * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include #include #include #include "windef.h" #include "winbase.h" #include "wingdi.h" #include "winuser.h" #include "dosexe.h" #include "vga.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(int); static struct { WORD x, y, but; WORD lbcount, rbcount, rlastx, rlasty, llastx, llasty; FARPROC16 callback; WORD callmask; WORD VMPratio, HMPratio, oldx, oldy; WORD hide_count; } mouse_info; /********************************************************************** * INT33_ResetMouse * * Handler for: * - subfunction 0x00 (reset mouse) * - subfunction 0x21 (software reset) */ static void INT33_ResetMouse( CONTEXT86 *context ) { memset( &mouse_info, 0, sizeof(mouse_info) ); /* Set the default mickey/pixel ratio */ mouse_info.HMPratio = 8; mouse_info.VMPratio = 16; /* Hide the mouse cursor */ mouse_info.hide_count = 1; VGA_ShowMouse( FALSE ); if (context) { SET_AX( context, 0xFFFF ); /* driver installed */ SET_BX( context, 3 ); /* number of buttons */ } } /********************************************************************** * DOSVM_Int33Handler (WINEDOS16.151) * * Handler for int 33h (MS MOUSE). */ void WINAPI DOSVM_Int33Handler( CONTEXT86 *context ) { switch (AX_reg(context)) { case 0x0000: TRACE("Reset mouse driver and request status\n"); INT33_ResetMouse( context ); break; case 0x0001: TRACE("Show mouse cursor, old hide count: %d\n", mouse_info.hide_count); if (mouse_info.hide_count >= 1) mouse_info.hide_count--; if (!mouse_info.hide_count) VGA_ShowMouse( TRUE ); break; case 0x0002: TRACE("Hide mouse cursor, old hide count: %d\n", mouse_info.hide_count); if(!mouse_info.hide_count) VGA_ShowMouse( FALSE ); mouse_info.hide_count++; break; case 0x0003: TRACE("Return mouse position and button status: (%d,%d) and %d\n", mouse_info.x, mouse_info.y, mouse_info.but); SET_BX( context, mouse_info.but ); SET_CX( context, mouse_info.x ); SET_DX( context, mouse_info.y ); break; case 0x0004: FIXME("Position mouse cursor\n"); break; case 0x0005: TRACE("Return Mouse button press Information for %s mouse button\n", BX_reg(context) ? "right" : "left"); if (BX_reg(context)) { SET_BX( context, mouse_info.rbcount ); mouse_info.rbcount = 0; SET_CX( context, mouse_info.rlastx ); SET_DX( context, mouse_info.rlasty ); } else { SET_BX( context, mouse_info.lbcount ); mouse_info.lbcount = 0; SET_CX( context, mouse_info.llastx ); SET_DX( context, mouse_info.llasty ); } SET_AX( context, mouse_info.but ); break; case 0x0007: FIXME("Define horizontal mouse cursor range %d..%d\n", CX_reg(context), DX_reg(context)); break; case 0x0008: FIXME("Define vertical mouse cursor range %d..%d\n", CX_reg(context), DX_reg(context)); break; case 0x0009: FIXME("Define graphics mouse cursor\n"); break; case 0x000A: FIXME("Define text mouse cursor\n"); break; case 0x000B: TRACE("Read Mouse motion counters\n"); { int dx = ((int)mouse_info.x - (int)mouse_info.oldx) * (mouse_info.HMPratio / 8); int dy = ((int)mouse_info.y - (int)mouse_info.oldy) * (mouse_info.VMPratio / 8); SET_CX( context, (WORD)dx ); SET_DX( context, (WORD)dy ); mouse_info.oldx = mouse_info.x; mouse_info.oldy = mouse_info.y; } break; case 0x000C: TRACE("Define mouse interrupt subroutine\n"); mouse_info.callmask = CX_reg(context); mouse_info.callback = (FARPROC16)MAKESEGPTR(context->SegEs, DX_reg(context)); break; case 0x000F: TRACE("Set mickey/pixel ratio\n"); mouse_info.HMPratio = CX_reg(context); mouse_info.VMPratio = DX_reg(context); break; case 0x0010: FIXME("Define screen region for update\n"); break; case 0x0021: TRACE("Software reset\n"); INT33_ResetMouse( context ); break; default: INT_BARF(context,0x33); } } typedef struct { FARPROC16 proc; WORD mask,but,x,y,mx,my; } MCALLDATA; static void MouseRelay(CONTEXT86 *context,void *mdata) { MCALLDATA *data = mdata; CONTEXT86 ctx = *context; if (!ISV86(&ctx)) { ctx.EFlags |= V86_FLAG; ctx.SegSs = 0; /* Allocate new stack. */ } ctx.Eax = data->mask; ctx.Ebx = data->but; ctx.Ecx = data->x; ctx.Edx = data->y; ctx.Esi = data->mx; ctx.Edi = data->my; ctx.SegCs = SELECTOROF(data->proc); ctx.Eip = OFFSETOF(data->proc); HeapFree(GetProcessHeap(), 0, data); DPMI_CallRMProc(&ctx, NULL, 0, 0); } static void QueueMouseRelay(DWORD mx, DWORD my, WORD mask) { mouse_info.x = mx; mouse_info.y = my; /* Left button down */ if(mask & 0x02) { mouse_info.but |= 0x01; mouse_info.llastx = mx; mouse_info.llasty = my; mouse_info.lbcount++; } /* Left button up */ if(mask & 0x04) { mouse_info.but &= ~0x01; } /* Right button down */ if(mask & 0x08) { mouse_info.but |= 0x02; mouse_info.rlastx = mx; mouse_info.rlasty = my; mouse_info.rbcount++; } /* Right button up */ if(mask & 0x10) { mouse_info.but &= ~0x02; } /* Middle button down */ if(mask & 0x20) { mouse_info.but |= 0x04; } /* Middle button up */ if(mask & 0x40) { mouse_info.but &= ~0x04; } if ((mask & mouse_info.callmask) && mouse_info.callback) { MCALLDATA *data = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(MCALLDATA)); data->proc = mouse_info.callback; data->mask = mask & mouse_info.callmask; data->but = mouse_info.but; data->x = mouse_info.x; data->y = mouse_info.y; /* * Fake mickeys. * * FIXME: This is not entirely correct. If mouse if moved to the edge * of the screen, mouse will stop moving and mickeys won't * be updated even though they should be. */ data->mx = mouse_info.x * (mouse_info.HMPratio / 8); data->my = mouse_info.y * (mouse_info.VMPratio / 8); DOSVM_QueueEvent(-1, DOS_PRIORITY_MOUSE, MouseRelay, data); } } void WINAPI DOSVM_Int33Message(UINT message,WPARAM wParam,LPARAM lParam) { WORD mask = 0; unsigned Height, Width, SX=1, SY=1; if (!VGA_GetMode(&Height,&Width,NULL)) { /* may need to do some coordinate scaling */ if (Width) SX = 640/Width; if (!SX) SX=1; } switch (message) { case WM_MOUSEMOVE: mask |= 0x01; break; case WM_LBUTTONDOWN: case WM_LBUTTONDBLCLK: mask |= 0x02; break; case WM_LBUTTONUP: mask |= 0x04; break; case WM_RBUTTONDOWN: case WM_RBUTTONDBLCLK: mask |= 0x08; break; case WM_RBUTTONUP: mask |= 0x10; break; case WM_MBUTTONDOWN: case WM_MBUTTONDBLCLK: mask |= 0x20; break; case WM_MBUTTONUP: mask |= 0x40; break; } QueueMouseRelay(LOWORD(lParam) * SX, HIWORD(lParam) * SY, mask); } void WINAPI DOSVM_Int33Console(MOUSE_EVENT_RECORD *record) { unsigned Height, Width; WORD mask = 0; BOOL newLeftButton = record->dwButtonState & FROM_LEFT_1ST_BUTTON_PRESSED; BOOL oldLeftButton = mouse_info.but & 0x01; BOOL newRightButton = record->dwButtonState & RIGHTMOST_BUTTON_PRESSED; BOOL oldRightButton = mouse_info.but & 0x02; BOOL newMiddleButton = record->dwButtonState & FROM_LEFT_2ND_BUTTON_PRESSED; BOOL oldMiddleButton = mouse_info.but & 0x04; if(newLeftButton && !oldLeftButton) mask |= 0x02; else if(!newLeftButton && oldLeftButton) mask |= 0x04; if(newRightButton && !oldRightButton) mask |= 0x08; else if(!newRightButton && oldRightButton) mask |= 0x10; if(newMiddleButton && !oldMiddleButton) mask |= 0x20; else if(!newMiddleButton && oldMiddleButton) mask |= 0x40; if (VGA_GetAlphaMode(&Width, &Height)) QueueMouseRelay( 640 / Width * record->dwMousePosition.X, 200 / Height * record->dwMousePosition.Y, mask ); }