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Bochs/bochs/gui/win32.cc

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/////////////////////////////////////////////////////////////////////////
// $Id: win32.cc,v 1.94 2005-05-11 18:00:02 vruppert Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2002 MandrakeSoft S.A.
//
// MandrakeSoft S.A.
// 43, rue d'Aboukir
// 75002 Paris - France
// http://www.linux-mandrake.com/
// http://www.mandrakesoft.com/
//
// 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 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
// Much of this file was written by:
// David Ross
// dross@pobox.com
// Define BX_PLUGGABLE in files that can be compiled into plugins. For
// platforms that require a special tag on exported symbols, BX_PLUGGABLE
// is used to know when we are exporting symbols and when we are importing.
#define BX_PLUGGABLE
#include "bochs.h"
#include "iodev/iodev.h"
#if BX_WITH_WIN32
#include "zmouse.h"
#include "win32res.h"
#include "font/vga.bitmap.h"
// windows.h is included by bochs.h
#include <commctrl.h>
#include <process.h>
class bx_win32_gui_c : public bx_gui_c {
public:
bx_win32_gui_c (void) {}
DECLARE_GUI_VIRTUAL_METHODS()
virtual void statusbar_setitem(int element, bx_bool active);
};
// declare one instance of the gui object and call macro to insert the
// plugin code
static bx_win32_gui_c *theGui = NULL;
IMPLEMENT_GUI_PLUGIN_CODE(win32)
#define LOG_THIS theGui->
#define EXIT_GUI_SHUTDOWN 1
#define EXIT_GMH_FAILURE 2
#define EXIT_FONT_BITMAP_ERROR 3
#define EXIT_NORMAL 4
#define EXIT_HEADER_BITMAP_ERROR 5
#ifndef TBSTYLE_FLAT
#define TBSTYLE_FLAT 0x0800
#endif
/* FIXME: Should we add a bochsrc option to control the font usage? */
#define BX_USE_WINDOWS_FONTS 0
// Keyboard/mouse stuff
#define SCANCODE_BUFSIZE 20
#define MOUSE_PRESSED 0x20000000
#define HEADERBAR_CLICKED 0x08000000
#define MOUSE_MOTION 0x22000000
void enq_key_event(Bit32u, Bit32u);
void enq_mouse_event(void);
struct QueueEvent {
Bit32u key_event;
int mouse_x;
int mouse_y;
int mouse_z;
int mouse_button_state;
};
QueueEvent* deq_key_event(void);
static QueueEvent keyevents[SCANCODE_BUFSIZE];
static unsigned head=0, tail=0;
static int mouse_button_state = 0;
static int ms_xdelta=0, ms_ydelta=0, ms_zdelta=0;
static int ms_lastx=0, ms_lasty=0;
static int ms_savedx=0, ms_savedy=0;
static BOOL mouseCaptureMode, mouseCaptureNew, mouseToggleReq;
static unsigned long workerThread = 0;
static DWORD workerThreadID = 0;
static int mouse_buttons = 3;
// Graphics screen stuff
static unsigned x_tilesize = 0, y_tilesize = 0;
static BITMAPINFO* bitmap_info=(BITMAPINFO*)0;
static RGBQUAD* cmap_index; // indeces into system colormap
static HBITMAP MemoryBitmap = NULL;
static HDC MemoryDC = NULL;
static RECT updated_area;
static BOOL updated_area_valid = FALSE;
// Headerbar stuff
HWND hwndTB, hwndSB;
unsigned bx_bitmap_entries;
struct {
HBITMAP bmap;
unsigned xdim;
unsigned ydim;
} bx_bitmaps[BX_MAX_PIXMAPS];
static struct {
unsigned bmap_id;
void (*f)(void);
} bx_headerbar_entry[BX_MAX_HEADERBAR_ENTRIES];
static int bx_headerbar_entries;
static unsigned bx_hb_separator;
// Status Bar stuff
#define SIZE_OF_SB_ELEMENT 40
#define SIZE_OF_SB_FIRST_ELEMENT 200 /* 160 */
long SB_Edges[BX_MAX_STATUSITEMS+2];
char SB_Text[BX_MAX_STATUSITEMS][10];
bx_bool SB_Active[BX_MAX_STATUSITEMS];
// Misc stuff
static unsigned dimension_x, dimension_y, current_bpp;
static unsigned stretched_x, stretched_y;
static unsigned stretch_factor=1;
static unsigned prev_cursor_x = 0;
static unsigned prev_cursor_y = 0;
static HBITMAP vgafont[256];
static int xChar = 8, yChar = 16;
static unsigned int text_rows=25, text_cols=80;
static BOOL BxTextMode = TRUE;
static BOOL legacyF12 = FALSE;
static BOOL fix_size = FALSE;
#if !BX_USE_WINDOWS_FONTS
static Bit8u h_panning = 0, v_panning = 0;
static Bit16u line_compare = 1023;
#else
static HFONT hFont[3];
static int FontId = 2;
#endif
static char *szMouseEnable = "CTRL + 3rd button enables mouse ";
static char *szMouseDisable = "CTRL + 3rd button disables mouse";
static char szAppName[] = "Bochs for Windows";
static char szWindowName[] = "Bochs for Windows - Display";
typedef struct {
HINSTANCE hInstance;
CRITICAL_SECTION drawCS;
CRITICAL_SECTION keyCS;
CRITICAL_SECTION mouseCS;
int kill; // reason for terminateEmul(int)
BOOL UIinited;
HWND mainWnd;
HWND simWnd;
} sharedThreadInfo;
sharedThreadInfo stInfo;
LRESULT CALLBACK mainWndProc (HWND, UINT, WPARAM, LPARAM);
LRESULT CALLBACK simWndProc (HWND, UINT, WPARAM, LPARAM);
VOID UIThread(PVOID);
void SetStatusText(int Num, const char *Text, bx_bool active);
void terminateEmul(int);
void create_vga_font(void);
static unsigned char reverse_bitorder(unsigned char);
void DrawBitmap (HDC, HBITMAP, int, int, int, int, int, int, DWORD, unsigned char);
void DrawChar (HDC, unsigned char, int, int, unsigned char cColor, int, int);
void updateUpdated(int,int,int,int);
static void headerbar_click(int x);
#if BX_USE_WINDOWS_FONTS
void InitFont(void);
void DestroyFont(void);
#endif
Bit32u win32_to_bx_key[2][0x100] =
{
{ /* normal-keys */
/* 0x00 - 0x0f */
0,
BX_KEY_ESC,
BX_KEY_1,
BX_KEY_2,
BX_KEY_3,
BX_KEY_4,
BX_KEY_5,
BX_KEY_6,
BX_KEY_7,
BX_KEY_8,
BX_KEY_9,
BX_KEY_0,
BX_KEY_MINUS,
BX_KEY_EQUALS,
BX_KEY_BACKSPACE,
BX_KEY_TAB,
/* 0x10 - 0x1f */
BX_KEY_Q,
BX_KEY_W,
BX_KEY_E,
BX_KEY_R,
BX_KEY_T,
BX_KEY_Y,
BX_KEY_U,
BX_KEY_I,
BX_KEY_O,
BX_KEY_P,
BX_KEY_LEFT_BRACKET,
BX_KEY_RIGHT_BRACKET,
BX_KEY_ENTER,
BX_KEY_CTRL_L,
BX_KEY_A,
BX_KEY_S,
/* 0x20 - 0x2f */
BX_KEY_D,
BX_KEY_F,
BX_KEY_G,
BX_KEY_H,
BX_KEY_J,
BX_KEY_K,
BX_KEY_L,
BX_KEY_SEMICOLON,
BX_KEY_SINGLE_QUOTE,
BX_KEY_GRAVE,
BX_KEY_SHIFT_L,
BX_KEY_BACKSLASH,
BX_KEY_Z,
BX_KEY_X,
BX_KEY_C,
BX_KEY_V,
/* 0x30 - 0x3f */
BX_KEY_B,
BX_KEY_N,
BX_KEY_M,
BX_KEY_COMMA,
BX_KEY_PERIOD,
BX_KEY_SLASH,
BX_KEY_SHIFT_R,
BX_KEY_KP_MULTIPLY,
BX_KEY_ALT_L,
BX_KEY_SPACE,
BX_KEY_CAPS_LOCK,
BX_KEY_F1,
BX_KEY_F2,
BX_KEY_F3,
BX_KEY_F4,
BX_KEY_F5,
/* 0x40 - 0x4f */
BX_KEY_F6,
BX_KEY_F7,
BX_KEY_F8,
BX_KEY_F9,
BX_KEY_F10,
BX_KEY_PAUSE,
BX_KEY_SCRL_LOCK,
BX_KEY_KP_HOME,
BX_KEY_KP_UP,
BX_KEY_KP_PAGE_UP,
BX_KEY_KP_SUBTRACT,
BX_KEY_KP_LEFT,
BX_KEY_KP_5,
BX_KEY_KP_RIGHT,
BX_KEY_KP_ADD,
BX_KEY_KP_END,
/* 0x50 - 0x5f */
BX_KEY_KP_DOWN,
BX_KEY_KP_PAGE_DOWN,
BX_KEY_KP_INSERT,
BX_KEY_KP_DELETE,
0,
0,
BX_KEY_LEFT_BACKSLASH,
BX_KEY_F11,
BX_KEY_F12,
0,
0,
0,
0,
0,
0,
0,
/* 0x60 - 0x6f */
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
/* 0x70 - 0x7f */
0, /* Todo: "Katakana" key ( ibm 133 ) for Japanese 106 keyboard */
0,
0,
0, /* Todo: "Ro" key ( ibm 56 ) for Japanese 106 keyboard */
0,
0,
0,
0,
0,
0, /* Todo: "convert" key ( ibm 132 ) for Japanese 106 keyboard */
0,
0, /* Todo: "non-convert" key ( ibm 131 ) for Japanese 106 keyboard */
0,
0, /* Todo: "Yen" key ( ibm 14 ) for Japanese 106 keyboard */
0,
0,
},
{ /* extended-keys */
/* 0x00 - 0x0f */
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
/* 0x10 - 0x1f */
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
BX_KEY_KP_ENTER,
BX_KEY_CTRL_R,
0,
0,
/* 0x20 - 0x2f */
0,
BX_KEY_POWER_CALC,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
/* 0x30 - 0x3f */
0,
0,
BX_KEY_INT_HOME,
0,
0,
BX_KEY_KP_DIVIDE,
0,
0, /* ?? BX_KEY_PRINT ( ibm 124 ) ?? */
BX_KEY_ALT_R,
0,
0,
0,
0,
0,
0,
0,
/* 0x40 - 0x4f */
0,
0,
0,
0,
0,
BX_KEY_NUM_LOCK,
0,
BX_KEY_HOME,
BX_KEY_UP,
BX_KEY_PAGE_UP,
0,
BX_KEY_LEFT,
0,
BX_KEY_RIGHT,
0,
BX_KEY_END,
/* 0x50 - 0x5f */
BX_KEY_DOWN,
BX_KEY_PAGE_DOWN,
BX_KEY_INSERT,
BX_KEY_DELETE,
0,
0,
0,
0,
0,
0,
0,
BX_KEY_WIN_L,
BX_KEY_WIN_R,
BX_KEY_MENU,
BX_KEY_POWER_POWER,
BX_KEY_POWER_SLEEP,
/* 0x60 - 0x6f */
0,
0,
0,
BX_KEY_POWER_WAKE,
0,
BX_KEY_INT_SEARCH,
BX_KEY_INT_FAV,
0,
BX_KEY_INT_STOP,
BX_KEY_INT_FORWARD,
BX_KEY_INT_BACK,
BX_KEY_POWER_MYCOMP,
BX_KEY_INT_MAIL,
0,
0,
0,
}
};
/* Macro to convert WM_ button state to BX button state */
#ifdef __MINGW32__
VOID CALLBACK MyTimer(HWND,UINT,UINT,DWORD);
void alarm(int);
void bx_signal_handler(int);
#endif
static void processMouseXY( int x, int y, int z, int windows_state, int implied_state_change)
{
int bx_state;
int old_bx_state;
EnterCriticalSection( &stInfo.mouseCS);
bx_state=( ( windows_state & MK_LBUTTON) ? 1 : 0 ) + ( ( windows_state & MK_RBUTTON) ? 2 : 0) +
( ( windows_state & MK_MBUTTON) ? 4 : 0);
old_bx_state=bx_state ^ implied_state_change;
if ( old_bx_state!=mouse_button_state)
{
/* Make up for missing message */
BX_INFO(( "&&&missing mouse state change"));
EnterCriticalSection( &stInfo.keyCS);
enq_mouse_event();
mouse_button_state=old_bx_state;
enq_key_event( mouse_button_state, MOUSE_PRESSED);
LeaveCriticalSection( &stInfo.keyCS);
}
ms_ydelta=ms_savedy-y;
ms_xdelta=x-ms_savedx;
ms_zdelta=z;
ms_lastx=x;
ms_lasty=y;
if ( bx_state!=mouse_button_state)
{
EnterCriticalSection( &stInfo.keyCS);
enq_mouse_event();
mouse_button_state=bx_state;
enq_key_event( mouse_button_state, MOUSE_PRESSED);
LeaveCriticalSection( &stInfo.keyCS);
}
LeaveCriticalSection( &stInfo.mouseCS);
}
static void resetDelta()
{
EnterCriticalSection( &stInfo.mouseCS);
ms_savedx=ms_lastx;
ms_savedy=ms_lasty;
ms_ydelta=ms_xdelta=ms_zdelta=0;
LeaveCriticalSection( &stInfo.mouseCS);
}
static void cursorWarped()
{
EnterCriticalSection( &stInfo.mouseCS);
EnterCriticalSection( &stInfo.keyCS);
enq_mouse_event();
LeaveCriticalSection( &stInfo.keyCS);
ms_lastx=stretched_x/2;
ms_lasty=stretched_y/2;
ms_savedx=ms_lastx;
ms_savedy=ms_lasty;
LeaveCriticalSection( &stInfo.mouseCS);
}
// GUI thread must be dead/done in order to call terminateEmul
void terminateEmul(int reason) {
// We know that Critical Sections were inited when x_tilesize has been set
// See bx_win32_gui_c::specific_init
if (x_tilesize != 0) {
DeleteCriticalSection (&stInfo.drawCS);
DeleteCriticalSection (&stInfo.keyCS);
DeleteCriticalSection (&stInfo.mouseCS);
}
x_tilesize = 0;
if (MemoryDC) DeleteDC (MemoryDC);
if (MemoryBitmap) DeleteObject (MemoryBitmap);
if ( bitmap_info) delete[] (char*)bitmap_info;
for (unsigned b=0; b<bx_bitmap_entries; b++)
if (bx_bitmaps[b].bmap) DeleteObject(bx_bitmaps[b].bmap);
for (unsigned c=0; c<256; c++)
if (vgafont[c]) DeleteObject(vgafont[c]);
LOG_THIS setonoff(LOGLEV_PANIC, ACT_FATAL);
switch (reason) {
case EXIT_GUI_SHUTDOWN:
BX_PANIC(("Window closed, exiting!"));
break;
case EXIT_GMH_FAILURE:
BX_PANIC(("GetModuleHandle failure!"));
break;
case EXIT_FONT_BITMAP_ERROR:
BX_PANIC(("Font bitmap creation failure!"));
break;
case EXIT_HEADER_BITMAP_ERROR:
BX_PANIC(("Header bitmap creation failure!"));
break;
case EXIT_NORMAL:
break;
}
}
// ::SPECIFIC_INIT()
//
// Called from gui.cc, once upon program startup, to allow for the
// specific GUI code (X11, BeOS, ...) to be initialized.
//
// argc, argv: not used right now, but the intention is to pass native GUI
// specific options from the command line. (X11 options, BeOS options,...)
//
// tilewidth, tileheight: for optimization, graphics_tile_update() passes
// only updated regions of the screen to the gui code to be redrawn.
// These define the dimensions of a region (tile).
// headerbar_y: A headerbar (toolbar) is display on the top of the
// VGA window, showing floppy status, and other information. It
// always assumes the width of the current VGA mode width, but
// it's height is defined by this parameter.
void bx_win32_gui_c::specific_init(int argc, char **argv, unsigned
tilewidth, unsigned tileheight,
unsigned headerbar_y)
{
int i;
put("WGUI");
static RGBQUAD black_quad={ 0, 0, 0, 0};
stInfo.kill = 0;
stInfo.UIinited = FALSE;
InitializeCriticalSection(&stInfo.drawCS);
InitializeCriticalSection(&stInfo.keyCS);
InitializeCriticalSection(&stInfo.mouseCS);
x_tilesize = tilewidth;
y_tilesize = tileheight;
bx_bitmap_entries = 0;
bx_headerbar_entries = 0;
bx_hb_separator = 0;
mouseCaptureMode = FALSE;
mouseCaptureNew = FALSE;
mouseToggleReq = FALSE;
mouse_buttons = GetSystemMetrics(SM_CMOUSEBUTTONS);
BX_INFO(("Number of Mouse Buttons = %d", mouse_buttons));
if (mouse_buttons == 2) {
szMouseEnable = "CTRL + Lbutton + Rbutton enables mouse ";
szMouseDisable = "CTRL + Lbutton + Rbutton disables mouse";
}
// parse win32 specific options
if (argc > 1) {
for (i = 1; i < argc; i++) {
BX_INFO(("option %d: %s", i, argv[i]));
if (!strcmp(argv[i], "legacyF12")) {
legacyF12 = TRUE;
} else {
BX_PANIC(("Unknown win32 option '%s'", argv[i]));
}
}
}
if (legacyF12) {
szMouseEnable = "Press F12 to enable mouse ";
szMouseDisable = "Press F12 to disable mouse";
}
stInfo.hInstance = GetModuleHandle(NULL);
UNUSED(headerbar_y);
dimension_x = 640;
dimension_y = 480;
current_bpp = 8;
stretched_x = dimension_x;
stretched_y = dimension_y;
stretch_factor = 1;
for(unsigned c=0; c<256; c++) vgafont[c] = NULL;
create_vga_font();
bitmap_info=(BITMAPINFO*)new char[sizeof(BITMAPINFOHEADER)+
259*sizeof(RGBQUAD)]; // 256 + 3 entries for 16 bpp mode
bitmap_info->bmiHeader.biSize=sizeof(BITMAPINFOHEADER);
bitmap_info->bmiHeader.biWidth=x_tilesize;
// Height is negative for top-down bitmap
bitmap_info->bmiHeader.biHeight= -y_tilesize;
bitmap_info->bmiHeader.biPlanes=1;
bitmap_info->bmiHeader.biBitCount=8;
bitmap_info->bmiHeader.biCompression=BI_RGB;
bitmap_info->bmiHeader.biSizeImage=x_tilesize*y_tilesize*4;
// I think these next two figures don't matter; saying 45 pixels/centimeter
bitmap_info->bmiHeader.biXPelsPerMeter=4500;
bitmap_info->bmiHeader.biYPelsPerMeter=4500;
bitmap_info->bmiHeader.biClrUsed=256;
bitmap_info->bmiHeader.biClrImportant=0;
cmap_index=bitmap_info->bmiColors;
// start out with all color map indeces pointing to Black
cmap_index[0] = black_quad;
for (i=1; i<259; i++) {
cmap_index[i] = cmap_index[0];
}
if (stInfo.hInstance)
workerThread = _beginthread (UIThread, 0, NULL);
else
terminateEmul(EXIT_GMH_FAILURE);
// Wait for a window before continuing
if ((stInfo.kill == 0) && (FindWindow(szAppName, NULL) == NULL))
Sleep(500);
// Now set this thread's priority to below normal because this is where
// the emulated CPU runs, and it hogs the real CPU
SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_BELOW_NORMAL);
if (bx_options.Oprivate_colormap->get ())
BX_INFO(( "private_colormap option ignored."));
// load keymap tables
if(bx_options.keyboard.OuseMapping->get()) {
bx_keymap.loadKeymap(NULL); // I have no function to convert X windows symbols
}
}
void resize_main_window()
{
RECT R;
int toolbar_y = 0;
int statusbar_y = 0;
if (IsWindowVisible(hwndTB)) {
GetWindowRect(hwndTB, &R);
toolbar_y = R.bottom - R.top;
}
if (IsWindowVisible(hwndSB)) {
GetWindowRect(hwndSB, &R);
statusbar_y = R.bottom - R.top;
}
SetRect(&R, 0, 0, stretched_x, stretched_y);
DWORD style = GetWindowLong(stInfo.simWnd, GWL_STYLE);
DWORD exstyle = GetWindowLong(stInfo.simWnd, GWL_EXSTYLE);
AdjustWindowRectEx(&R, style, FALSE, exstyle);
style = GetWindowLong(stInfo.mainWnd, GWL_STYLE);
AdjustWindowRect(&R, style, FALSE);
SetWindowPos(stInfo.mainWnd, HWND_TOP, 0, 0, R.right - R.left,
R.bottom - R.top + toolbar_y + statusbar_y,
SWP_NOMOVE | SWP_NOZORDER);
fix_size = FALSE;
}
// This thread controls the GUI window.
VOID UIThread(PVOID pvoid) {
MSG msg;
HDC hdc;
WNDCLASS wndclass;
RECT wndRect;
workerThreadID = GetCurrentThreadId();
GetClassInfo(NULL, WC_DIALOG, &wndclass);
wndclass.style = CS_HREDRAW | CS_VREDRAW;
wndclass.lpfnWndProc = mainWndProc;
wndclass.cbClsExtra = 0;
wndclass.cbWndExtra = 0;
wndclass.hInstance = stInfo.hInstance;
wndclass.hIcon = LoadIcon (stInfo.hInstance, MAKEINTRESOURCE(ICON_BOCHS));
wndclass.lpszMenuName = NULL;
wndclass.lpszClassName = szAppName;
RegisterClass (&wndclass);
wndclass.style = CS_HREDRAW | CS_VREDRAW;
wndclass.lpfnWndProc = simWndProc;
wndclass.cbClsExtra = 0;
wndclass.cbWndExtra = 0;
wndclass.hInstance = stInfo.hInstance;
wndclass.hIcon = NULL;
wndclass.hCursor = LoadCursor (NULL, IDC_ARROW);
wndclass.hbrBackground = (HBRUSH) GetStockObject (BLACK_BRUSH);
wndclass.lpszMenuName = NULL;
wndclass.lpszClassName = "SIMWINDOW";
RegisterClass (&wndclass);
SetRect(&wndRect, 0, 0, stretched_x, stretched_y);
DWORD sim_style = WS_CHILD;
DWORD sim_exstyle = WS_EX_CLIENTEDGE;
AdjustWindowRectEx(&wndRect, sim_style, FALSE, sim_exstyle);
DWORD main_style = WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX;
AdjustWindowRect(&wndRect, main_style, FALSE);
stInfo.mainWnd = CreateWindow (szAppName,
szWindowName,
main_style,
CW_USEDEFAULT,
CW_USEDEFAULT,
wndRect.right - wndRect.left,
wndRect.bottom - wndRect.top,
NULL,
NULL,
stInfo.hInstance,
NULL);
if (stInfo.mainWnd) {
InitCommonControls();
hwndTB = CreateWindowEx(0, TOOLBARCLASSNAME, (LPSTR) NULL,
WS_CHILD | TBSTYLE_FLAT, 0, 0, 0, 0, stInfo.mainWnd,
(HMENU) 100, stInfo.hInstance, NULL);
SendMessage(hwndTB, TB_BUTTONSTRUCTSIZE, (WPARAM) sizeof(TBBUTTON), 0);
SendMessage(hwndTB, TB_SETBITMAPSIZE, 0, (LPARAM)MAKELONG(32, 32));
hwndSB = CreateStatusWindow(WS_CHILD | WS_VISIBLE, "",
stInfo.mainWnd, 0x7712);
if (hwndSB) {
int elements;
SB_Edges[0] = SIZE_OF_SB_FIRST_ELEMENT + SIZE_OF_SB_ELEMENT; // Mouse info
for (elements = 1; elements < (BX_MAX_STATUSITEMS+1); elements++)
SB_Edges[elements] = SB_Edges[elements-1] + SIZE_OF_SB_ELEMENT;
SB_Edges[elements] = -1;
SendMessage(hwndSB, SB_SETPARTS, BX_MAX_STATUSITEMS+2, (long)&SB_Edges);
}
SetStatusText(0, szMouseEnable, TRUE);
stInfo.simWnd = CreateWindowEx( sim_exstyle,
"SIMWINDOW",
"",
sim_style,
0,
0,
0,
0,
stInfo.mainWnd,
NULL,
stInfo.hInstance,
NULL);
/* needed for the Japanese versions of Windows */
if (stInfo.simWnd) {
HMODULE hm;
hm = GetModuleHandle("USER32");
if (hm) {
BOOL (WINAPI *enableime)(HWND, BOOL);
enableime = (BOOL (WINAPI *)(HWND, BOOL))GetProcAddress(hm, "WINNLSEnableIME");
if (enableime) {
enableime(stInfo.simWnd, FALSE);
BX_INFO(("IME disabled"));
}
}
}
ShowWindow(stInfo.simWnd, SW_SHOW);
SetFocus(stInfo.simWnd);
ShowCursor(!mouseCaptureMode);
POINT pt = { 0, 0 };
ClientToScreen(stInfo.simWnd, &pt);
SetCursorPos(pt.x + stretched_x/2, pt.y + stretched_y/2);
cursorWarped();
hdc = GetDC(stInfo.simWnd);
MemoryBitmap = CreateCompatibleBitmap(hdc, BX_MAX_XRES, BX_MAX_YRES);
MemoryDC = CreateCompatibleDC(hdc);
ReleaseDC(stInfo.simWnd, hdc);
if (MemoryBitmap && MemoryDC) {
resize_main_window();
ShowWindow (stInfo.mainWnd, SW_SHOW);
stInfo.UIinited = TRUE;
bx_gui->clear_screen();
while (GetMessage (&msg, NULL, 0, 0)) {
TranslateMessage (&msg);
DispatchMessage (&msg);
}
}
}
stInfo.kill = EXIT_GUI_SHUTDOWN;
_endthread();
}
void SetStatusText(int Num, const char *Text, bx_bool active)
{
char StatText[MAX_PATH];
if ((Num < 1) || (Num > BX_MAX_STATUSITEMS)) {
StatText[0] = ' '; // Add space to text in first and last item
} else {
StatText[0] = 9; // Center the rest
}
lstrcpy(StatText+1, Text);
if ((Num < 1) || (Num > BX_MAX_STATUSITEMS)) {
SendMessage(hwndSB, SB_SETTEXT, Num, (long)StatText);
} else {
lstrcpy(SB_Text[Num-1], StatText);
SB_Active[Num-1] = active;
SendMessage(hwndSB, SB_SETTEXT, Num | SBT_OWNERDRAW, (long)SB_Text[Num-1]);
}
UpdateWindow(hwndSB);
}
void
bx_win32_gui_c::statusbar_setitem(int element, bx_bool active)
{
if (element < 0) {
for (int i = 0; i < statusitem_count; i++) {
SetStatusText(i+1, statusitem_text[i], active);
}
} else if (element < statusitem_count) {
SetStatusText(element+1, statusitem_text[element], active);
}
}
LRESULT CALLBACK mainWndProc(HWND hwnd, UINT iMsg, WPARAM wParam, LPARAM lParam)
{
DRAWITEMSTRUCT *lpdis;
char *sbtext;
switch (iMsg) {
case WM_CREATE:
SetStatusText(0, szMouseEnable, TRUE);
return 0;
case WM_COMMAND:
if (LOWORD(wParam) >= 101) {
EnterCriticalSection(&stInfo.keyCS);
enq_key_event(LOWORD(wParam)-101, HEADERBAR_CLICKED);
LeaveCriticalSection(&stInfo.keyCS);
}
break;
case WM_SETFOCUS:
SetFocus(stInfo.simWnd);
return 0;
case WM_CLOSE:
SendMessage(stInfo.simWnd, WM_CLOSE, 0, 0);
break;
case WM_DESTROY:
PostQuitMessage (0);
return 0;
case WM_SIZE:
{
SendMessage(hwndTB, TB_AUTOSIZE, 0, 0);
SendMessage(hwndSB, WM_SIZE, 0, 0);
int rect_data[] = { 1, 0, IsWindowVisible(hwndTB), 100, IsWindowVisible(hwndSB), 0x7712, 0, 0 };
RECT R;
GetEffectiveClientRect( hwnd, &R, rect_data );
MoveWindow(stInfo.simWnd, R.left, R.top, R.right - R.left, R.bottom - R.top, TRUE);
GetClientRect(stInfo.simWnd, &R);
if (((R.right - R.left) != stretched_x) || ((R.bottom - R.top) != stretched_y)) {
BX_ERROR(("Sim window's client size(%d, %d) was different from the stretched size(%d, %d) !!", (R.right - R.left), (R.bottom - R.top), stretched_x, stretched_y));
fix_size = TRUE;
}
}
break;
case WM_DRAWITEM:
lpdis = (DRAWITEMSTRUCT *)lParam;
if (lpdis->hwndItem == hwndSB) {
sbtext = (char *)lpdis->itemData;
if (SB_Active[lpdis->itemID-1]) {
SetBkColor(lpdis->hDC, 0x0000FF00);
} else {
SetBkMode(lpdis->hDC, TRANSPARENT);
SetTextColor(lpdis->hDC, 0x00808080);
}
DrawText(lpdis->hDC, sbtext+1, lstrlen(sbtext)-1, &lpdis->rcItem, DT_SINGLELINE | DT_CENTER | DT_VCENTER);
return TRUE;
}
break;
}
return DefWindowProc (hwnd, iMsg, wParam, lParam);
}
void SetMouseCapture()
{
POINT pt = {0, 0};
if (mouseToggleReq) {
mouseCaptureMode = mouseCaptureNew;
mouseToggleReq = FALSE;
} else {
bx_options.Omouse_enabled->set (mouseCaptureMode);
}
ShowCursor(!mouseCaptureMode);
ShowCursor(!mouseCaptureMode); // somehow one didn't do the trick (win98)
ClientToScreen(stInfo.simWnd, &pt);
SetCursorPos(pt.x + stretched_x/2, pt.y + stretched_y/2);
cursorWarped();
if (mouseCaptureMode)
SetStatusText(0, szMouseDisable, TRUE);
else
SetStatusText(0, szMouseEnable, TRUE);
}
LRESULT CALLBACK simWndProc(HWND hwnd, UINT iMsg, WPARAM wParam, LPARAM lParam)
{
HDC hdc, hdcMem;
PAINTSTRUCT ps;
POINT pt;
static BOOL mouseModeChange = FALSE;
switch (iMsg) {
case WM_CREATE:
#if BX_USE_WINDOWS_FONTS
InitFont();
#endif
SetTimer (hwnd, 1, 330, NULL);
return 0;
case WM_TIMER:
if (mouseToggleReq && (GetActiveWindow() == stInfo.mainWnd)) {
SetMouseCapture();
}
// If mouse escaped, bring it back
if ( mouseCaptureMode)
{
pt.x = 0;
pt.y = 0;
ClientToScreen(hwnd, &pt);
SetCursorPos(pt.x + stretched_x/2, pt.y + stretched_y/2);
cursorWarped();
}
if (fix_size) {
resize_main_window();
}
return 0;
case WM_PAINT:
EnterCriticalSection(&stInfo.drawCS);
hdc = BeginPaint (hwnd, &ps);
hdcMem = CreateCompatibleDC (hdc);
SelectObject (hdcMem, MemoryBitmap);
if (stretch_factor == 1) {
BitBlt(hdc, ps.rcPaint.left, ps.rcPaint.top,
ps.rcPaint.right - ps.rcPaint.left + 1,
ps.rcPaint.bottom - ps.rcPaint.top + 1, hdcMem,
ps.rcPaint.left, ps.rcPaint.top, SRCCOPY);
} else {
StretchBlt(hdc, ps.rcPaint.left, ps.rcPaint.top,
ps.rcPaint.right - ps.rcPaint.left + 1,
ps.rcPaint.bottom - ps.rcPaint.top + 1, hdcMem,
ps.rcPaint.left/stretch_factor, ps.rcPaint.top,
(ps.rcPaint.right - ps.rcPaint.left+1)/stretch_factor,
(ps.rcPaint.bottom - ps.rcPaint.top+1), SRCCOPY);
}
DeleteDC (hdcMem);
EndPaint (hwnd, &ps);
LeaveCriticalSection(&stInfo.drawCS);
return 0;
case WM_MOUSEMOVE:
if (!mouseModeChange) {
processMouseXY( LOWORD(lParam), HIWORD(lParam), 0, wParam, 0);
}
return 0;
case WM_MOUSEWHEEL:
if (!mouseModeChange) {
// WM_MOUSEWHEEL returns x and y relative to the main screen.
// WM_MOUSEMOVE below returns x and y relative to the current view.
POINT pt;
pt.x = LOWORD(lParam);
pt.y = HIWORD(lParam);
ScreenToClient(stInfo.simWnd, &pt);
processMouseXY( pt.x, pt.y, (Bit16s) HIWORD(wParam) / 120, LOWORD(wParam), 0);
}
return 0;
case WM_LBUTTONDOWN:
case WM_LBUTTONDBLCLK:
case WM_LBUTTONUP:
if (mouse_buttons == 2) {
if (wParam == (MK_CONTROL | MK_LBUTTON | MK_RBUTTON)) {
mouseCaptureMode = !mouseCaptureMode;
SetMouseCapture();
mouseModeChange = TRUE;
} else if (mouseModeChange && (iMsg == WM_LBUTTONUP)) {
mouseModeChange = FALSE;
} else {
processMouseXY( LOWORD(lParam), HIWORD(lParam), 0, wParam, 1);
}
return 0;
}
processMouseXY( LOWORD(lParam), HIWORD(lParam), 0, wParam, 1);
return 0;
case WM_MBUTTONDOWN:
case WM_MBUTTONDBLCLK:
case WM_MBUTTONUP:
if (wParam == (MK_CONTROL | MK_MBUTTON)) {
mouseCaptureMode = !mouseCaptureMode;
SetMouseCapture();
mouseModeChange = TRUE;
} else if (mouseModeChange && (iMsg == WM_MBUTTONUP)) {
mouseModeChange = FALSE;
} else {
processMouseXY( LOWORD(lParam), HIWORD(lParam), 0, wParam, 4);
}
return 0;
case WM_RBUTTONDOWN:
case WM_RBUTTONDBLCLK:
case WM_RBUTTONUP:
if (mouse_buttons == 2) {
if (wParam == (MK_CONTROL | MK_LBUTTON | MK_RBUTTON)) {
mouseCaptureMode = !mouseCaptureMode;
SetMouseCapture();
mouseModeChange = TRUE;
} else if (mouseModeChange && (iMsg == WM_RBUTTONUP)) {
mouseModeChange = FALSE;
} else {
processMouseXY( LOWORD(lParam), HIWORD(lParam), 0, wParam, 2);
}
return 0;
}
processMouseXY( LOWORD(lParam), HIWORD(lParam), 0, wParam, 2);
return 0;
case WM_CLOSE:
return DefWindowProc (hwnd, iMsg, wParam, lParam);
case WM_DESTROY:
KillTimer (hwnd, 1);
stInfo.UIinited = FALSE;
#if BX_USE_WINDOWS_FONTS
DestroyFont();
#endif
return 0;
case WM_KEYDOWN:
case WM_SYSKEYDOWN:
if (legacyF12 && (wParam == VK_F12)) {
mouseCaptureMode = !mouseCaptureMode;
SetMouseCapture();
return 0;
}
EnterCriticalSection(&stInfo.keyCS);
enq_key_event(HIWORD (lParam) & 0x01FF, BX_KEY_PRESSED);
LeaveCriticalSection(&stInfo.keyCS);
return 0;
case WM_KEYUP:
case WM_SYSKEYUP:
EnterCriticalSection(&stInfo.keyCS);
enq_key_event(HIWORD (lParam) & 0x01FF, BX_KEY_RELEASED);
LeaveCriticalSection(&stInfo.keyCS);
return 0;
case WM_CHAR:
case WM_DEADCHAR:
case WM_SYSCHAR:
case WM_SYSDEADCHAR:
return 0;
}
return DefWindowProc (hwnd, iMsg, wParam, lParam);
}
void enq_key_event(Bit32u key, Bit32u press_release)
{
static BOOL alt_pressed = FALSE;
static BOOL ctrl_pressed = FALSE;
static BOOL shift_pressed = FALSE;
if (press_release == BX_KEY_PRESSED) {
switch (key) {
case 0x1d:
if (ctrl_pressed)
return;
else
ctrl_pressed = TRUE;
break;
case 0x2a:
if (shift_pressed)
return;
else
shift_pressed = TRUE;
break;
case 0x38:
if (alt_pressed)
return;
else
alt_pressed = TRUE;
break;
}
}
if (press_release == BX_KEY_RELEASED) {
switch (key) {
case 0x1d:
ctrl_pressed = FALSE;
break;
case 0x2a:
shift_pressed = FALSE;
break;
case 0x38:
alt_pressed = FALSE;
break;
}
}
if (((tail+1) % SCANCODE_BUFSIZE) == head) {
BX_ERROR(( "enq_scancode: buffer full"));
return;
}
keyevents[tail].key_event = key | press_release;
tail = (tail + 1) % SCANCODE_BUFSIZE;
}
void enq_mouse_event(void)
{
EnterCriticalSection( &stInfo.mouseCS);
if ( ms_xdelta || ms_ydelta || ms_zdelta)
{
if (((tail+1) % SCANCODE_BUFSIZE) == head) {
BX_ERROR(( "enq_scancode: buffer full" ));
return;
}
QueueEvent& current=keyevents[tail];
current.key_event=MOUSE_MOTION;
current.mouse_x=ms_xdelta;
current.mouse_y=ms_ydelta;
current.mouse_z=ms_zdelta;
current.mouse_button_state=mouse_button_state;
resetDelta();
tail = (tail + 1) % SCANCODE_BUFSIZE;
}
LeaveCriticalSection( &stInfo.mouseCS);
}
QueueEvent* deq_key_event(void) {
QueueEvent* key;
if ( head == tail ) {
BX_ERROR(("deq_scancode: buffer empty"));
return((QueueEvent*)0);
}
key = &keyevents[head];
head = (head + 1) % SCANCODE_BUFSIZE;
return(key);
}
// ::HANDLE_EVENTS()
//
// Called periodically (vga_update_interval in .bochsrc) so the
// the gui code can poll for keyboard, mouse, and other
// relevant events.
void bx_win32_gui_c::handle_events(void) {
Bit32u key;
Bit32u key_event;
if (stInfo.kill) terminateEmul(stInfo.kill);
// Handle mouse moves
enq_mouse_event();
// Handle keyboard and mouse clicks
EnterCriticalSection(&stInfo.keyCS);
while (head != tail) {
QueueEvent* queue_event=deq_key_event();
if ( ! queue_event)
break;
key = queue_event->key_event;
if ( key==MOUSE_MOTION)
{
DEV_mouse_motion_ext( queue_event->mouse_x,
queue_event->mouse_y, queue_event->mouse_z, queue_event->mouse_button_state);
}
// Check for mouse buttons first
else if ( key & MOUSE_PRESSED) {
DEV_mouse_motion_ext( 0, 0, 0, LOWORD(key));
}
else if (key & HEADERBAR_CLICKED) {
headerbar_click(LOWORD(key));
}
else {
if (key & 0x0100) {
// It's an extended key
switch (key & 0xff) {
case 0x38:
// This makes the "AltGr" key on European keyboards work
DEV_kbd_gen_scancode(BX_KEY_CTRL_L | BX_KEY_RELEASED);
break;
}
}
key_event = win32_to_bx_key[(key & 0x100) ? 1 : 0][key & 0xff];
if (key & BX_KEY_RELEASED) key_event |= BX_KEY_RELEASED;
DEV_kbd_gen_scancode(key_event);
}
}
LeaveCriticalSection(&stInfo.keyCS);
}
// ::FLUSH()
//
// Called periodically, requesting that the gui code flush all pending
// screen update requests.
void bx_win32_gui_c::flush(void) {
EnterCriticalSection( &stInfo.drawCS);
if (updated_area_valid) {
// slight bugfix
updated_area.right++;
updated_area.bottom++;
InvalidateRect( stInfo.simWnd, &updated_area, FALSE);
updated_area_valid = FALSE;
}
LeaveCriticalSection( &stInfo.drawCS);
}
// ::CLEAR_SCREEN()
//
// Called to request that the VGA region is cleared. Don't
// clear the area that defines the headerbar.
void bx_win32_gui_c::clear_screen(void) {
HGDIOBJ oldObj;
if (!stInfo.UIinited) return;
EnterCriticalSection(&stInfo.drawCS);
oldObj = SelectObject(MemoryDC, MemoryBitmap);
PatBlt(MemoryDC, 0, 0, stretched_x, stretched_y, BLACKNESS);
SelectObject(MemoryDC, oldObj);
updateUpdated(0, 0, dimension_x-1, dimension_y-1);
LeaveCriticalSection(&stInfo.drawCS);
}
// ::TEXT_UPDATE()
//
// Called in a VGA text mode, to update the screen with
// new content.
//
// old_text: array of character/attributes making up the contents
// of the screen from the last call. See below
// new_text: array of character/attributes making up the current
// contents, which should now be displayed. See below
//
// format of old_text & new_text: each is tm_info.line_offset*text_rows
// bytes long. Each character consists of 2 bytes. The first by is
// the character value, the second is the attribute byte.
//
// cursor_x: new x location of cursor
// cursor_y: new y location of cursor
// tm_info: this structure contains information for additional
// features in text mode (cursor shape, line offset,...)
// nrows: number of text rows (unused here)
void bx_win32_gui_c::text_update(Bit8u *old_text, Bit8u *new_text,
unsigned long cursor_x, unsigned long cursor_y,
bx_vga_tminfo_t tm_info, unsigned nrows)
{
HDC hdc;
unsigned char data[64];
Bit8u *old_line, *new_line, *text_base;
Bit8u cAttr, cChar;
unsigned int curs, hchars, offset, rows, x, y, xc, yc, yc2, cs_y;
Bit8u cfwidth, cfheight, cfheight2, font_col, font_row, font_row2;
Bit8u split_textrow, split_fontrows;
BOOL forceUpdate = FALSE, split_screen;
if (!stInfo.UIinited) return;
EnterCriticalSection(&stInfo.drawCS);
UNUSED(nrows);
if (charmap_updated) {
for (unsigned c = 0; c<256; c++) {
if (char_changed[c]) {
memset(data, 0, sizeof(data));
BOOL gfxchar = tm_info.line_graphics && ((c & 0xE0) == 0xC0);
for (unsigned i=0; i<yChar; i++) {
data[i*2] = vga_charmap[c*32+i];
if (gfxchar) {
data[i*2+1] = (data[i*2] << 7);
}
}
SetBitmapBits(vgafont[c], 64, data);
char_changed[c] = 0;
}
}
forceUpdate = TRUE;
charmap_updated = 0;
}
hdc = GetDC(stInfo.simWnd);
#if !BX_USE_WINDOWS_FONTS
if((tm_info.h_panning != h_panning) || (tm_info.v_panning != v_panning)) {
forceUpdate = 1;
h_panning = tm_info.h_panning;
v_panning = tm_info.v_panning;
}
if(tm_info.line_compare != line_compare) {
forceUpdate = 1;
line_compare = tm_info.line_compare;
}
#endif
// first invalidate character at previous and new cursor location
if((prev_cursor_y < text_rows) && (prev_cursor_x < text_cols)) {
curs = prev_cursor_y * tm_info.line_offset + prev_cursor_x * 2;
old_text[curs] = ~new_text[curs];
}
if((tm_info.cs_start <= tm_info.cs_end) && (tm_info.cs_start < yChar) &&
(cursor_y < text_rows) && (cursor_x < text_cols)) {
curs = cursor_y * tm_info.line_offset + cursor_x * 2;
old_text[curs] = ~new_text[curs];
} else {
curs = 0xffff;
}
#if !BX_USE_WINDOWS_FONTS
rows = text_rows;
if (v_panning) rows++;
y = 0;
cs_y = 0;
text_base = new_text - tm_info.start_address;
split_textrow = (line_compare + v_panning) / yChar;
split_fontrows = ((line_compare + v_panning) % yChar) + 1;
split_screen = 0;
do {
hchars = text_cols;
if (h_panning) hchars++;
if (split_screen) {
yc = line_compare + cs_y * yChar + 1;
font_row = 0;
if (rows == 1) {
cfheight = (dimension_y - line_compare - 1) % yChar;
if (cfheight == 0) cfheight = yChar;
} else {
cfheight = yChar;
}
} else if (v_panning) {
if (y == 0) {
yc = 0;
font_row = v_panning;
cfheight = yChar - v_panning;
} else {
yc = y * yChar - v_panning;
font_row = 0;
if (rows == 1) {
cfheight = v_panning;
} else {
cfheight = yChar;
}
}
} else {
yc = y * yChar;
font_row = 0;
cfheight = yChar;
}
if (!split_screen && (y == split_textrow)) {
if (split_fontrows < cfheight) cfheight = split_fontrows;
}
new_line = new_text;
old_line = old_text;
x = 0;
offset = cs_y * tm_info.line_offset;
do {
if (h_panning) {
if (hchars > text_cols) {
xc = 0;
font_col = h_panning;
cfwidth = xChar - h_panning;
} else {
xc = x * xChar - h_panning;
font_col = 0;
if (hchars == 1) {
cfwidth = h_panning;
} else {
cfwidth = xChar;
}
}
} else {
xc = x * xChar;
font_col = 0;
cfwidth = xChar;
}
if (forceUpdate || (old_text[0] != new_text[0])
|| (old_text[1] != new_text[1])) {
cChar = new_text[0];
cAttr = new_text[1];
DrawBitmap(hdc, vgafont[cChar], xc, yc, cfwidth, cfheight, font_col,
font_row, SRCCOPY, cAttr);
if (offset == curs) {
if (font_row == 0) {
yc2 = yc + tm_info.cs_start;
font_row2 = tm_info.cs_start;
cfheight2 = tm_info.cs_end - tm_info.cs_start + 1;
} else {
if (v_panning > tm_info.cs_start) {
yc2 = yc;
font_row2 = font_row;
cfheight2 = tm_info.cs_end - v_panning + 1;
} else {
yc2 = yc + tm_info.cs_start - v_panning;
font_row2 = tm_info.cs_start;
cfheight2 = tm_info.cs_end - tm_info.cs_start + 1;
}
}
cAttr = ((cAttr >> 4) & 0xF) + ((cAttr & 0xF) << 4);
DrawBitmap(hdc, vgafont[cChar], xc, yc2, cfwidth, cfheight2, font_col,
font_row2, SRCCOPY, cAttr);
}
}
x++;
new_text+=2;
old_text+=2;
offset+=2;
} while (--hchars);
if (!split_screen && (y == split_textrow)) {
new_text = text_base;
forceUpdate = 1;
cs_y = 0;
if (tm_info.split_hpanning) h_panning = 0;
rows = ((dimension_y - line_compare + yChar - 2) / yChar) + 1;
split_screen = 1;
} else {
y++;
cs_y++;
new_text = new_line + tm_info.line_offset;
old_text = old_line + tm_info.line_offset;
}
} while (--rows);
h_panning = tm_info.h_panning;
#else
rows = text_rows;
y = 0;
do {
hchars = text_cols;
yc = y * yChar;
new_line = new_text;
old_line = old_text;
x = 0;
offset = y * tm_info.line_offset;
do {
xc = x * xChar;
if (forceUpdate || (old_text[0] != new_text[0])
|| (old_text[1] != new_text[1])) {
cChar = new_text[0];
cAttr = new_text[1];
DrawChar(hdc, cChar, xc, yc, cAttr, 1, 0);
if (offset == curs) {
DrawChar(hdc, cChar, xc, yc, cAttr, tm_info.cs_start, tm_info.cs_end);
}
}
x++;
new_text+=2;
old_text+=2;
offset+=2;
} while (--hchars);
y++;
new_text = new_line + tm_info.line_offset;
old_text = old_line + tm_info.line_offset;
} while (--rows);
#endif
prev_cursor_x = cursor_x;
prev_cursor_y = cursor_y;
ReleaseDC(stInfo.simWnd, hdc);
LeaveCriticalSection(&stInfo.drawCS);
}
int
bx_win32_gui_c::get_clipboard_text(Bit8u **bytes, Bit32s *nbytes)
{
if (OpenClipboard(stInfo.simWnd)) {
HGLOBAL hg = GetClipboardData(CF_TEXT);
char *data = (char *)GlobalLock(hg);
*nbytes = strlen(data);
*bytes = new Bit8u[1 + *nbytes];
BX_INFO (("found %d bytes on the clipboard", *nbytes));
memcpy (*bytes, data, *nbytes+1);
BX_INFO (("first byte is 0x%02x", *bytes[0]));
GlobalUnlock(hg);
CloseClipboard();
return 1;
// *bytes will be freed in bx_keyb_c::paste_bytes or
// bx_keyb_c::service_paste_buf, using delete [].
} else {
BX_ERROR (("paste: could not open clipboard"));
return 0;
}
}
int
bx_win32_gui_c::set_clipboard_text(char *text_snapshot, Bit32u len)
{
if (OpenClipboard(stInfo.simWnd)) {
HANDLE hMem = GlobalAlloc(GMEM_ZEROINIT, len);
EmptyClipboard();
lstrcpy((char *)hMem, text_snapshot);
SetClipboardData(CF_TEXT, hMem);
CloseClipboard();
GlobalFree(hMem);
return 1;
} else {
BX_ERROR (("copy: could not open clipboard"));
return 0;
}
}
// ::PALETTE_CHANGE()
//
// Allocate a color in the native GUI, for this color, and put
// it in the colormap location 'index'.
// returns: 0=no screen update needed (color map change has direct effect)
// 1=screen updated needed (redraw using current colormap)
bx_bool bx_win32_gui_c::palette_change(unsigned index, unsigned red,
unsigned green, unsigned blue) {
if ((current_bpp == 16) && (index < 3)) {
cmap_index[256+index].rgbRed = red;
cmap_index[256+index].rgbBlue = blue;
cmap_index[256+index].rgbGreen = green;
return 0;
} else {
cmap_index[index].rgbRed = red;
cmap_index[index].rgbBlue = blue;
cmap_index[index].rgbGreen = green;
}
return(1);
}
// ::GRAPHICS_TILE_UPDATE()
//
// Called to request that a tile of graphics be drawn to the
// screen, since info in this region has changed.
//
// tile: array of 8bit values representing a block of pixels with
// dimension equal to the 'tilewidth' & 'tileheight' parameters to
// ::specific_init(). Each value specifies an index into the
// array of colors you allocated for ::palette_change()
// x0: x origin of tile
// y0: y origin of tile
//
// note: origin of tile and of window based on (0,0) being in the upper
// left of the window.
void bx_win32_gui_c::graphics_tile_update(Bit8u *tile, unsigned x0, unsigned y0) {
HDC hdc;
HGDIOBJ oldObj;
EnterCriticalSection(&stInfo.drawCS);
hdc = GetDC(stInfo.simWnd);
oldObj = SelectObject(MemoryDC, MemoryBitmap);
StretchDIBits( MemoryDC, x0, y0, x_tilesize, y_tilesize, 0, 0,
x_tilesize, y_tilesize, tile, bitmap_info, DIB_RGB_COLORS, SRCCOPY);
SelectObject(MemoryDC, oldObj);
updateUpdated(x0, y0, x0 + x_tilesize - 1, y0 + y_tilesize - 1);
ReleaseDC(stInfo.simWnd, hdc);
LeaveCriticalSection(&stInfo.drawCS);
}
// ::DIMENSION_UPDATE()
//
// Called when the VGA mode changes it's X,Y dimensions.
// Resize the window to this size, but you need to add on
// the height of the headerbar to the Y value.
//
// x: new VGA x size
// y: new VGA y size (add headerbar_y parameter from ::specific_init().
// fheight: new VGA character height in text mode
// fwidth : new VGA character width in text mode
// bpp : bits per pixel in graphics mode
void bx_win32_gui_c::dimension_update(unsigned x, unsigned y, unsigned fheight, unsigned fwidth, unsigned bpp)
{
BxTextMode = (fheight > 0);
if (BxTextMode) {
text_cols = x / fwidth;
text_rows = y / fheight;
#if BX_USE_WINDOWS_FONTS
if (fheight >= 14) {
FontId = 2;
xChar = 8;
yChar = 16;
} else if (fheight >= 12) {
FontId = 1;
xChar = 8;
yChar = 14;
} else {
FontId = 0;
xChar = 8;
yChar = 12;
}
if (fwidth != xChar) {
x = x * 8 / fwidth;
}
if (fheight != yChar) {
y = y * yChar / fheight;
}
#else
xChar = fwidth;
yChar = fheight;
#endif
}
if ( x==dimension_x && y==dimension_y && bpp==current_bpp)
return;
dimension_x = x;
dimension_y = y;
stretched_x = dimension_x;
stretched_y = dimension_y;
stretch_factor = 1;
if (BxTextMode && (stretched_x<400)) {
stretched_x *= 2;
stretch_factor *= 2;
}
bitmap_info->bmiHeader.biBitCount = bpp;
if (bpp == 16)
{
bitmap_info->bmiHeader.biCompression = BI_BITFIELDS;
static RGBQUAD red_mask = {0x00, 0xF8, 0x00, 0x00};
static RGBQUAD green_mask = {0xE0, 0x07, 0x00, 0x00};
static RGBQUAD blue_mask = {0x1F, 0x00, 0x00, 0x00};
bitmap_info->bmiColors[256] = bitmap_info->bmiColors[0];
bitmap_info->bmiColors[257] = bitmap_info->bmiColors[1];
bitmap_info->bmiColors[258] = bitmap_info->bmiColors[2];
bitmap_info->bmiColors[0] = red_mask;
bitmap_info->bmiColors[1] = green_mask;
bitmap_info->bmiColors[2] = blue_mask;
}
else
{
if (current_bpp == 16)
{
bitmap_info->bmiColors[0] = bitmap_info->bmiColors[256];
bitmap_info->bmiColors[1] = bitmap_info->bmiColors[257];
bitmap_info->bmiColors[2] = bitmap_info->bmiColors[258];
}
bitmap_info->bmiHeader.biCompression = BI_RGB;
if (bpp == 15)
{
bitmap_info->bmiHeader.biBitCount = 16;
}
}
current_bpp = bpp;
resize_main_window();
BX_INFO (("dimension update x=%d y=%d fontheight=%d fontwidth=%d bpp=%d", x, y, fheight, fwidth, bpp));
host_xres = x;
host_yres = y;
host_bpp = bpp;
}
// ::CREATE_BITMAP()
//
// Create a monochrome bitmap of size 'xdim' by 'ydim', which will
// be drawn in the headerbar. Return an integer ID to the bitmap,
// with which the bitmap can be referenced later.
//
// bmap: packed 8 pixels-per-byte bitmap. The pixel order is:
// bit0 is the left most pixel, bit7 is the right most pixel.
// xdim: x dimension of bitmap
// ydim: y dimension of bitmap
unsigned bx_win32_gui_c::create_bitmap(const unsigned char *bmap, unsigned xdim,
unsigned ydim) {
unsigned char *data;
TBADDBITMAP tbab;
if (bx_bitmap_entries >= BX_MAX_PIXMAPS)
terminateEmul(EXIT_HEADER_BITMAP_ERROR);
bx_bitmaps[bx_bitmap_entries].bmap = CreateBitmap(xdim,ydim,1,1,NULL);
if (!bx_bitmaps[bx_bitmap_entries].bmap)
terminateEmul(EXIT_HEADER_BITMAP_ERROR);
data = new unsigned char[ydim * xdim/8];
for (unsigned i=0; i<ydim * xdim/8; i++)
data[i] = 255 - reverse_bitorder(bmap[i]);
SetBitmapBits(bx_bitmaps[bx_bitmap_entries].bmap, ydim * xdim/8, data);
delete [] data;
data = NULL;
bx_bitmaps[bx_bitmap_entries].xdim = xdim;
bx_bitmaps[bx_bitmap_entries].ydim = ydim;
tbab.hInst = NULL;
tbab.nID = (UINT)bx_bitmaps[bx_bitmap_entries].bmap;
SendMessage(hwndTB, TB_ADDBITMAP, 1, (LPARAM)&tbab);
bx_bitmap_entries++;
return(bx_bitmap_entries-1); // return index as handle
}
// ::HEADERBAR_BITMAP()
//
// Called to install a bitmap in the bochs headerbar (toolbar).
//
// bmap_id: will correspond to an ID returned from
// ::create_bitmap(). 'alignment' is either BX_GRAVITY_LEFT
// or BX_GRAVITY_RIGHT, meaning install the bitmap in the next
// available leftmost or rightmost space.
// alignment: is either BX_GRAVITY_LEFT or BX_GRAVITY_RIGHT,
// meaning install the bitmap in the next
// available leftmost or rightmost space.
// f: a 'C' function pointer to callback when the mouse is clicked in
// the boundaries of this bitmap.
unsigned bx_win32_gui_c::headerbar_bitmap(unsigned bmap_id, unsigned alignment,
void (*f)(void)) {
unsigned hb_index;
TBBUTTON tbb[1];
if ( (bx_headerbar_entries+1) > BX_MAX_HEADERBAR_ENTRIES )
terminateEmul(EXIT_HEADER_BITMAP_ERROR);
bx_headerbar_entries++;
hb_index = bx_headerbar_entries - 1;
memset(tbb,0,sizeof(tbb));
if (bx_hb_separator==0) {
tbb[0].iBitmap = 0;
tbb[0].idCommand = 0;
tbb[0].fsState = 0;
tbb[0].fsStyle = TBSTYLE_SEP;
SendMessage(hwndTB, TB_ADDBUTTONS, 1,(LPARAM)(LPTBBUTTON)&tbb);
}
tbb[0].iBitmap = bmap_id;
tbb[0].idCommand = hb_index + 101;
tbb[0].fsState = TBSTATE_ENABLED;
tbb[0].fsStyle = TBSTYLE_BUTTON;
if (alignment == BX_GRAVITY_LEFT) {
SendMessage(hwndTB, TB_INSERTBUTTON, bx_hb_separator,(LPARAM)(LPTBBUTTON)&tbb);
bx_hb_separator++;
} else { // BX_GRAVITY_RIGHT
SendMessage(hwndTB, TB_INSERTBUTTON, bx_hb_separator+1, (LPARAM)(LPTBBUTTON)&tbb);
}
bx_headerbar_entry[hb_index].bmap_id = bmap_id;
bx_headerbar_entry[hb_index].f = f;
return(hb_index);
}
// ::SHOW_HEADERBAR()
//
// Show (redraw) the current headerbar, which is composed of
// currently installed bitmaps.
void bx_win32_gui_c::show_headerbar(void)
{
if (!IsWindowVisible(hwndTB)) {
SendMessage(hwndTB, TB_AUTOSIZE, 0, 0);
ShowWindow(hwndTB, SW_SHOW);
resize_main_window();
}
}
// ::REPLACE_BITMAP()
//
// Replace the bitmap installed in the headerbar ID slot 'hbar_id',
// with the one specified by 'bmap_id'. 'bmap_id' will have
// been generated by ::create_bitmap(). The old and new bitmap
// must be of the same size. This allows the bitmap the user
// sees to change, when some action occurs. For example when
// the user presses on the floppy icon, it then displays
// the ejected status.
//
// hbar_id: headerbar slot ID
// bmap_id: bitmap ID
void bx_win32_gui_c::replace_bitmap(unsigned hbar_id, unsigned bmap_id)
{
if (bmap_id != bx_headerbar_entry[hbar_id].bmap_id) {
bx_headerbar_entry[hbar_id].bmap_id = bmap_id;
bx_bool is_visible = IsWindowVisible(hwndTB);
if (is_visible) {
ShowWindow(hwndTB, SW_HIDE);
}
SendMessage(hwndTB, TB_CHANGEBITMAP, (WPARAM)hbar_id+101, (LPARAM)
MAKELPARAM(bmap_id, 0));
SendMessage(hwndTB, TB_AUTOSIZE, 0, 0);
if (is_visible) {
ShowWindow(hwndTB, SW_SHOW);
}
}
}
// ::EXIT()
//
// Called before bochs terminates, to allow for a graceful
// exit from the native GUI mechanism.
void bx_win32_gui_c::exit(void) {
printf("# In bx_win32_gui_c::exit(void)!\n");
// kill thread first...
PostMessage(stInfo.mainWnd, WM_CLOSE, 0, 0);
// Wait until it dies
while ((stInfo.kill == 0) && (workerThreadID != 0)) Sleep(500);
if (!stInfo.kill) terminateEmul(EXIT_NORMAL);
}
void create_vga_font(void) {
unsigned char data[64];
// VGA font is 8 or 9 wide and up to 32 high
for (unsigned c = 0; c<256; c++) {
vgafont[c] = CreateBitmap(9,32,1,1,NULL);
if (!vgafont[c]) terminateEmul(EXIT_FONT_BITMAP_ERROR);
memset(data, 0, sizeof(data));
for (unsigned i=0; i<16; i++)
data[i*2] = reverse_bitorder(bx_vgafont[c].data[i]);
SetBitmapBits(vgafont[c], 64, data);
}
}
unsigned char reverse_bitorder(unsigned char b) {
unsigned char ret=0;
for (unsigned i=0; i<8; i++) {
ret |= (b & 0x01) << (7-i);
b >>= 1;
}
return(ret);
}
COLORREF GetColorRef(unsigned char attr)
{
return RGB(cmap_index[attr].rgbRed, cmap_index[attr].rgbGreen,
cmap_index[attr].rgbBlue);
}
void DrawBitmap (HDC hdc, HBITMAP hBitmap, int xStart, int yStart, int width,
int height, int fcol, int frow, DWORD dwRop, unsigned char cColor) {
BITMAP bm;
HDC hdcMem;
POINT ptSize, ptOrg;
HGDIOBJ oldObj;
hdcMem = CreateCompatibleDC (hdc);
SelectObject (hdcMem, hBitmap);
SetMapMode (hdcMem, GetMapMode (hdc));
GetObject (hBitmap, sizeof (BITMAP), (LPVOID) &bm);
ptSize.x = width;
ptSize.y = height;
DPtoLP (hdc, &ptSize, 1);
ptOrg.x = fcol;
ptOrg.y = frow;
DPtoLP (hdcMem, &ptOrg, 1);
oldObj = SelectObject(MemoryDC, MemoryBitmap);
//Colors taken from Ralf Browns interrupt list.
//(0=black, 1=blue, 2=red, 3=purple, 4=green, 5=cyan, 6=yellow, 7=white)
//The highest background bit usually means blinking characters. No idea
//how to implement that so for now it's just implemented as color.
//Note: it is also possible to program the VGA controller to have the
//high bit for the foreground color enable blinking characters.
COLORREF crFore = SetTextColor(MemoryDC, GetColorRef(DEV_vga_get_actl_pal_idx((cColor>>4)&0xf)));
COLORREF crBack = SetBkColor(MemoryDC, GetColorRef(DEV_vga_get_actl_pal_idx(cColor&0xf)));
BitBlt (MemoryDC, xStart, yStart, ptSize.x, ptSize.y, hdcMem, ptOrg.x,
ptOrg.y, dwRop);
SetBkColor(MemoryDC, crBack);
SetTextColor(MemoryDC, crFore);
SelectObject(MemoryDC, oldObj);
updateUpdated(xStart, yStart, ptSize.x + xStart - 1, ptSize.y + yStart - 1);
DeleteDC (hdcMem);
}
void updateUpdated(int x1, int y1, int x2, int y2) {
x1*=stretch_factor;
x2*=stretch_factor;
if (!updated_area_valid) {
updated_area.left = x1 ;
updated_area.top = y1 ;
updated_area.right = x2 ;
updated_area.bottom = y2 ;
} else {
if (x1 < updated_area.left) updated_area.left = x1 ;
if (y1 < updated_area.top) updated_area.top = y1 ;
if (x2 > updated_area.right) updated_area.right = x2 ;
if (y2 > updated_area.bottom) updated_area.bottom = y2;
}
updated_area_valid = TRUE;
}
void headerbar_click(int x)
{
if (x < bx_headerbar_entries) {
bx_headerbar_entry[x].f();
}
}
#ifdef __MINGW32__
#if BX_SHOW_IPS
VOID CALLBACK MyTimer(HWND hwnd,UINT uMsg, UINT idEvent, DWORD dwTime)
{
bx_signal_handler(SIGALRM);
}
void alarm (int time)
{
UINT idTimer;
SetTimer(stInfo.simWnd,idTimer,time*1000,MyTimer);
}
#endif
#endif
void
bx_win32_gui_c::mouse_enabled_changed_specific (bx_bool val)
{
if ((val != mouseCaptureMode) && !mouseToggleReq) {
mouseToggleReq = TRUE;
mouseCaptureNew = val;
}
}
#if BX_USE_WINDOWS_FONTS
void DrawChar (HDC hdc, unsigned char c, int xStart, int yStart,
unsigned char cColor, int cs_start, int cs_end) {
HDC hdcMem;
POINT ptSize, ptOrg;
HGDIOBJ oldObj;
char str[2];
HFONT hFontOld;
hdcMem = CreateCompatibleDC (hdc);
SetMapMode (hdcMem, GetMapMode (hdc));
ptSize.x = xChar;
ptSize.y = yChar;
DPtoLP (hdc, &ptSize, 1);
ptOrg.x = 0;
ptOrg.y = 0;
DPtoLP (hdcMem, &ptOrg, 1);
oldObj = SelectObject(MemoryDC, MemoryBitmap);
hFontOld=(HFONT)SelectObject(MemoryDC, hFont[FontId]);
//Colors taken from Ralf Browns interrupt list.
//(0=black, 1=blue, 2=red, 3=purple, 4=green, 5=cyan, 6=yellow, 7=white)
//The highest background bit usually means blinking characters. No idea
//how to implement that so for now it's just implemented as color.
//Note: it is also possible to program the VGA controller to have the
//high bit for the foreground color enable blinking characters.
COLORREF crFore = SetTextColor(MemoryDC, GetColorRef(DEV_vga_get_actl_pal_idx(cColor&0xf)));
COLORREF crBack = SetBkColor(MemoryDC, GetColorRef(DEV_vga_get_actl_pal_idx((cColor>>4)&0xf)));
str[0]=c;
str[1]=0;
int y = FontId == 2 ? 16 : 8;
TextOut(MemoryDC, xStart, yStart, str, 1);
if (cs_start <= cs_end && cs_start < y)
{
RECT rc;
SetBkColor(MemoryDC, GetColorRef(cColor&0xf));
SetTextColor(MemoryDC, GetColorRef((cColor>>4)&0xf));
rc.left = xStart+0;
rc.right = xStart+xChar;
if (cs_end >= y)
cs_end = y-1;
rc.top = yStart+cs_start*yChar/y;
rc.bottom = yStart+(cs_end+1)*yChar/y;
ExtTextOut(MemoryDC, xStart, yStart, ETO_CLIPPED|ETO_OPAQUE, &rc, str, 1, NULL);
}
SetBkColor(MemoryDC, crBack);
SetTextColor(MemoryDC, crFore);
SelectObject(MemoryDC, hFontOld);
SelectObject(MemoryDC, oldObj);
updateUpdated(xStart, yStart, ptSize.x + xStart - 1, ptSize.y + yStart - 1);
DeleteDC (hdcMem);
}
void InitFont(void)
{
LOGFONT lf;
int i;
lf.lfWidth = 8;
lf.lfEscapement = 0;
lf.lfOrientation = 0;
lf.lfWeight = FW_MEDIUM;
lf.lfItalic = FALSE;
lf.lfUnderline=FALSE;
lf.lfStrikeOut=FALSE;
lf.lfCharSet=OEM_CHARSET;
lf.lfOutPrecision=OUT_DEFAULT_PRECIS;
lf.lfClipPrecision=CLIP_DEFAULT_PRECIS;
lf.lfQuality=DEFAULT_QUALITY;
lf.lfPitchAndFamily=FIXED_PITCH | FF_DONTCARE;
wsprintf(lf.lfFaceName, "Lucida Console");
for (i=0; i < 3; i++)
{
lf.lfHeight = 12 + i * 2;
hFont[i]=CreateFontIndirect(&lf);
}
}
void DestroyFont(void)
{
int i;
for(i = 0; i < 3; i++)
{
DeleteObject(hFont[i]);
}
}
#endif /* if BX_USE_WINDOWS_FONTS */
#endif /* if BX_WITH_WIN32 */
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