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Bochs/bochs/gui/win32.cc
Stanislav Shwartsman 5873b26a82 Speed up compilation process. 
bochs.h already not include iodev.h which reduces compilation dependences for almost all cpu and fpu files, now cpu files will not be recompiled if iodev includes was changed
2004-06-19 15:20:15 +00:00

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/////////////////////////////////////////////////////////////////////////
// $Id: win32.cc,v 1.83 2004-06-19 15:20:09 sshwarts 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.h"
#if BX_WITH_WIN32
#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
/* 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_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;
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;
// 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 unsigned bx_headerbar_y = 0;
static unsigned bx_statusbar_y = 0;
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 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 unsigned x_edge=0, y_edge=0, y_caption=0;
static int xChar = 8, yChar = 16;
static unsigned int text_rows=25, text_cols=80;
static BOOL BxTextMode = TRUE;
static BOOL legacyF12 = 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 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 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 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_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=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;
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)+
256*sizeof(RGBQUAD)];
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 (unsigned i=1; i<256; i++) {
cmap_index[i] = cmap_index[0];
}
x_edge = GetSystemMetrics(SM_CXFIXEDFRAME);
y_edge = GetSystemMetrics(SM_CYFIXEDFRAME);
y_caption = GetSystemMetrics(SM_CYCAPTION);
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
}
// parse win32 specific options
if (argc > 1) {
for (i = 1; i < argc; i++) {
if (!strcmp(argv[i], "legacyF12")) {
legacyF12 = TRUE;
} else {
BX_PANIC(("Unknown win32 option '%s'", argv[i]));
}
}
}
}
// This thread controls the GUI window.
VOID UIThread(PVOID pvoid) {
MSG msg;
HDC hdc;
WNDCLASS wndclass;
RECT wndRect, wndRect2;
workerThreadID = GetCurrentThreadId();
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.hCursor = LoadCursor (NULL, IDC_ARROW);
wndclass.hbrBackground = (HBRUSH) GetStockObject (BLACK_BRUSH);
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);
stInfo.mainWnd = CreateWindow (szAppName,
szWindowName,
WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX,
CW_USEDEFAULT,
CW_USEDEFAULT,
dimension_x + x_edge * 2,
dimension_y + y_edge * 2 + y_caption,
NULL,
NULL,
stInfo.hInstance,
NULL);
if (stInfo.mainWnd) {
ShowWindow (stInfo.mainWnd, SW_SHOW);
InitCommonControls();
hwndTB = CreateWindowEx(0, TOOLBARCLASSNAME, (LPSTR) NULL,
WS_CHILD | CCS_ADJUSTABLE, 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));
ShowWindow(hwndTB, SW_SHOW);
hwndSB = CreateStatusWindow(WS_CHILD | WS_VISIBLE, " CTRL + 3rd button enables mouse",
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);
}
GetClientRect(hwndTB, &wndRect2);
bx_headerbar_y = wndRect2.bottom;
GetClientRect(hwndSB, &wndRect2);
bx_statusbar_y = wndRect2.bottom;
SetWindowPos(stInfo.mainWnd, NULL, 0, 0, stretched_x + x_edge * 2,
stretched_y + bx_headerbar_y + bx_statusbar_y + y_edge * 2
+ y_caption, SWP_NOMOVE | SWP_NOZORDER);
UpdateWindow (stInfo.mainWnd);
GetClientRect(stInfo.mainWnd, &wndRect);
MoveWindow(hwndSB, 0, wndRect.bottom - bx_statusbar_y, wndRect.right,
bx_statusbar_y, TRUE);
stInfo.simWnd = CreateWindow("SIMWINDOW",
"",
WS_CHILD,
0,
bx_headerbar_y,
wndRect.right,
wndRect.bottom - bx_headerbar_y - bx_statusbar_y,
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);
UpdateWindow (stInfo.simWnd);
SetFocus(stInfo.simWnd);
ShowCursor(!mouseCaptureMode);
GetWindowRect(stInfo.simWnd, &wndRect);
SetCursorPos(wndRect.left + stretched_x/2, wndRect.top + 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) {
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:
bx_options.Omouse_enabled->set (mouseCaptureMode);
if (mouseCaptureMode)
SetStatusText(0, "CTRL + 3rd button disables mouse", TRUE);
else
SetStatusText(0, "CTRL + 3rd button enables mouse", 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);
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()
{
RECT wndRect;
bx_options.Omouse_enabled->set (mouseCaptureMode);
ShowCursor(!mouseCaptureMode);
ShowCursor(!mouseCaptureMode); // somehow one didn't do the trick (win98)
GetWindowRect(stInfo.simWnd, &wndRect);
SetCursorPos(wndRect.left + stretched_x/2, wndRect.top + stretched_y/2);
cursorWarped();
if (mouseCaptureMode)
SetStatusText(0, "CTRL + 3rd button disables mouse", TRUE);
else
SetStatusText(0, "CTRL + 3rd button enables mouse", TRUE);
}
LRESULT CALLBACK simWndProc(HWND hwnd, UINT iMsg, WPARAM wParam, LPARAM lParam)
{
HDC hdc, hdcMem;
PAINTSTRUCT ps;
RECT wndRect;
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)) {
mouseCaptureMode = mouseCaptureNew;
SetMouseCapture();
mouseToggleReq = FALSE;
}
// If mouse escaped, bring it back
if ( mouseCaptureMode)
{
GetWindowRect(hwnd, &wndRect);
SetCursorPos(wndRect.left + stretched_x/2, wndRect.top + stretched_y/2);
cursorWarped();
}
bx_options.Omouse_enabled->set (mouseCaptureMode);
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), wParam, 0);
}
return 0;
case WM_LBUTTONDOWN:
case WM_LBUTTONDBLCLK:
case WM_LBUTTONUP:
processMouseXY( LOWORD(lParam), HIWORD(lParam), 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), wParam, 4);
}
return 0;
case WM_RBUTTONDOWN:
case WM_RBUTTONDBLCLK:
case WM_RBUTTONUP:
processMouseXY( LOWORD(lParam), HIWORD(lParam), 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)
{
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_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( queue_event->mouse_x,
queue_event->mouse_y, queue_event->mouse_button_state);
}
// Check for mouse buttons first
else if ( key & MOUSE_PRESSED) {
DEV_mouse_motion( 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) {
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)
{
RECT R;
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;
current_bpp = bpp;
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[0] = red_mask;
bitmap_info->bmiColors[1] = green_mask;
bitmap_info->bmiColors[2] = blue_mask;
}
else
{
bitmap_info->bmiHeader.biCompression = BI_RGB;
if (bpp == 15)
{
bitmap_info->bmiHeader.biBitCount = 16;
}
}
SetWindowPos(stInfo.mainWnd, HWND_TOP, 0, 0, stretched_x + x_edge * 2,
stretched_y + bx_headerbar_y + bx_statusbar_y + y_edge * 2
+ y_caption, SWP_NOMOVE | SWP_NOZORDER);
GetClientRect(stInfo.mainWnd, &R);
MoveWindow(hwndSB, 0, R.bottom-bx_statusbar_y, stretched_x,
bx_statusbar_y, TRUE);
UpdateWindow(hwndSB);
MoveWindow(stInfo.simWnd, 0, bx_headerbar_y, stretched_x, stretched_y, TRUE);
BX_INFO (("dimension update x=%d y=%d fontheight=%d fontwidth=%d bpp=%d", x, y, fheight, fwidth, 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)
{
RECT R;
SendMessage(hwndTB, TB_AUTOSIZE, 0, 0);
GetWindowRect(hwndTB, &R);
if (bx_headerbar_y != (R.bottom - R.top + 1)) {
bx_headerbar_y = R.bottom - R.top + 1;
SetWindowPos(stInfo.mainWnd, HWND_TOP, 0, 0, stretched_x + x_edge * 2,
stretched_y + bx_headerbar_y + bx_statusbar_y + y_edge * 2
+ y_caption, SWP_NOMOVE | SWP_NOZORDER);
GetClientRect(stInfo.mainWnd, &R);
MoveWindow(hwndSB, 0, R.bottom - bx_statusbar_y, stretched_x,
bx_statusbar_y, TRUE);
MoveWindow(stInfo.simWnd, 0, bx_headerbar_y, stretched_x, stretched_y, TRUE);
}
}
// ::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;
SendMessage(hwndTB, TB_CHANGEBITMAP, (WPARAM)hbar_id+101, (LPARAM)
MAKELPARAM(bmap_id, 0));
}
}
// ::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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