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Bochs/bochs/gui/gui.cc

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/////////////////////////////////////////////////////////////////////////
// $Id$
/////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2002-2020 The Bochs Project
//
// 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#include <signal.h>
#include "iodev.h"
#include "virt_timer.h"
#include "keymap.h"
#include "gui/bitmaps/floppya.h"
#include "gui/bitmaps/floppyb.h"
#include "gui/bitmaps/mouse.h"
#include "gui/bitmaps/reset.h"
#include "gui/bitmaps/power.h"
#include "gui/bitmaps/snapshot.h"
#include "gui/bitmaps/copy.h"
#include "gui/bitmaps/paste.h"
#include "gui/bitmaps/configbutton.h"
#include "gui/bitmaps/cdromd.h"
#include "gui/bitmaps/userbutton.h"
#include "gui/bitmaps/saverestore.h"
#if BX_USE_GUI_CONSOLE
#include "sdl.h"
#endif
#if BX_WITH_MACOS
# include <Disks.h>
#endif
bx_gui_c *bx_gui = NULL;
#define BX_GUI_THIS bx_gui->
#define LOG_THIS BX_GUI_THIS
// Enable this if you want confirm quit after pressing power button.
//#define BX_GUI_CONFIRM_QUIT
// user button shortcut stuff
#define BX_KEY_UNKNOWN 0x7fffffff
#define N_USER_KEYS 38
typedef struct {
const char *key;
Bit32u symbol;
} user_key_t;
static user_key_t user_keys[N_USER_KEYS] =
{
{ "f1", BX_KEY_F1 },
{ "f2", BX_KEY_F2 },
{ "f3", BX_KEY_F3 },
{ "f4", BX_KEY_F4 },
{ "f5", BX_KEY_F5 },
{ "f6", BX_KEY_F6 },
{ "f7", BX_KEY_F7 },
{ "f8", BX_KEY_F8 },
{ "f9", BX_KEY_F9 },
{ "f10", BX_KEY_F10 },
{ "f11", BX_KEY_F11 },
{ "f12", BX_KEY_F12 },
{ "alt", BX_KEY_ALT_L },
{ "bksl", BX_KEY_BACKSLASH },
{ "bksp", BX_KEY_BACKSPACE },
{ "ctrl", BX_KEY_CTRL_L },
{ "del", BX_KEY_DELETE },
{ "down", BX_KEY_DOWN },
{ "end", BX_KEY_END },
{ "enter", BX_KEY_ENTER },
{ "esc", BX_KEY_ESC },
{ "home", BX_KEY_HOME },
{ "ins", BX_KEY_INSERT },
{ "left", BX_KEY_LEFT },
{ "menu", BX_KEY_MENU },
{ "minus", BX_KEY_MINUS },
{ "pgdwn", BX_KEY_PAGE_DOWN },
{ "pgup", BX_KEY_PAGE_UP },
{ "plus", BX_KEY_KP_ADD },
{ "right", BX_KEY_RIGHT },
{ "shift", BX_KEY_SHIFT_L },
{ "space", BX_KEY_SPACE },
{ "tab", BX_KEY_TAB },
{ "up", BX_KEY_UP },
{ "win", BX_KEY_WIN_L },
{ "print", BX_KEY_PRINT },
{ "power", BX_KEY_POWER_POWER },
{ "scrlck", BX_KEY_SCRL_LOCK }
};
Bit32u get_user_key(char *key)
{
int i = 0;
while (i < N_USER_KEYS) {
if (!strcmp(key, user_keys[i].key))
return user_keys[i].symbol;
i++;
}
return BX_KEY_UNKNOWN;
}
// font bitmap helper function
Bit8u reverse_bitorder(Bit8u b)
{
Bit8u ret = 0;
for (unsigned i = 0; i < 8; i++) {
ret |= (b & 0x01) << (7 - i);
b >>= 1;
}
return ret;
}
// common gui implementation
bx_gui_c::bx_gui_c(void): disp_mode(DISP_MODE_SIM)
{
put("GUI"); // Init in specific_init
bx_headerbar_entries = 0;
statusitem_count = 0;
led_timer_index = BX_NULL_TIMER_HANDLE;
framebuffer = NULL;
guest_textmode = 1;
guest_fwidth = 8;
guest_fheight = 16;
guest_xres = 640;
guest_yres = 480;
guest_bpp = 8;
snapshot_mode = 0;
snapshot_buffer = NULL;
command_mode.present = 0;
command_mode.active = 0;
marker_count = 0;
memset(palette, 0, sizeof(palette));
}
bx_gui_c::~bx_gui_c()
{
if (framebuffer != NULL) {
delete [] framebuffer;
}
#if BX_USE_GUI_CONSOLE
if (console.running) {
console_cleanup();
}
#endif
}
void bx_gui_c::init(int argc, char **argv, unsigned max_xres, unsigned max_yres,
unsigned tilewidth, unsigned tileheight)
{
BX_GUI_THIS new_gfx_api = 0;
BX_GUI_THIS host_xres = 640;
BX_GUI_THIS host_yres = 480;
BX_GUI_THIS host_bpp = 8;
BX_GUI_THIS new_text_api = 0;
memset(&BX_GUI_THIS tm_info, 0, sizeof(bx_vga_tminfo_t));
BX_GUI_THIS cursor_address = 0;
BX_GUI_THIS max_xres = max_xres;
BX_GUI_THIS max_yres = max_yres;
BX_GUI_THIS x_tilesize = tilewidth;
BX_GUI_THIS y_tilesize = tileheight;
BX_GUI_THIS dialog_caps = BX_GUI_DLG_RUNTIME | BX_GUI_DLG_SAVE_RESTORE;
#if BX_USE_GUI_CONSOLE
BX_GUI_THIS console.present = 0;
BX_GUI_THIS console.running = 0;
#endif
BX_GUI_THIS toggle_method = SIM->get_param_enum(BXPN_MOUSE_TOGGLE)->get();
BX_GUI_THIS toggle_keystate = 0;
switch (toggle_method) {
case BX_MOUSE_TOGGLE_CTRL_MB:
strcpy(mouse_toggle_text, "CTRL + 3rd button");
break;
case BX_MOUSE_TOGGLE_CTRL_F10:
strcpy(mouse_toggle_text, "CTRL + F10");
break;
case BX_MOUSE_TOGGLE_CTRL_ALT:
strcpy(mouse_toggle_text, "CTRL + ALT");
break;
case BX_MOUSE_TOGGLE_F12:
strcpy(mouse_toggle_text, "F12");
break;
}
specific_init(argc, argv, BX_HEADER_BAR_Y);
// Define some bitmaps to use in the headerbar
BX_GUI_THIS floppyA_bmap_id = create_bitmap(bx_floppya_bmap,
BX_FLOPPYA_BMAP_X, BX_FLOPPYA_BMAP_Y);
BX_GUI_THIS floppyA_eject_bmap_id = create_bitmap(bx_floppya_eject_bmap,
BX_FLOPPYA_BMAP_X, BX_FLOPPYA_BMAP_Y);
BX_GUI_THIS floppyB_bmap_id = create_bitmap(bx_floppyb_bmap,
BX_FLOPPYB_BMAP_X, BX_FLOPPYB_BMAP_Y);
BX_GUI_THIS floppyB_eject_bmap_id = create_bitmap(bx_floppyb_eject_bmap,
BX_FLOPPYB_BMAP_X, BX_FLOPPYB_BMAP_Y);
BX_GUI_THIS cdrom1_bmap_id = create_bitmap(bx_cdromd_bmap,
BX_CDROMD_BMAP_X, BX_CDROMD_BMAP_Y);
BX_GUI_THIS cdrom1_eject_bmap_id = create_bitmap(bx_cdromd_eject_bmap,
BX_CDROMD_BMAP_X, BX_CDROMD_BMAP_Y);
BX_GUI_THIS mouse_bmap_id = create_bitmap(bx_mouse_bmap,
BX_MOUSE_BMAP_X, BX_MOUSE_BMAP_Y);
BX_GUI_THIS nomouse_bmap_id = create_bitmap(bx_nomouse_bmap,
BX_MOUSE_BMAP_X, BX_MOUSE_BMAP_Y);
BX_GUI_THIS power_bmap_id = create_bitmap(bx_power_bmap, BX_POWER_BMAP_X, BX_POWER_BMAP_Y);
BX_GUI_THIS reset_bmap_id = create_bitmap(bx_reset_bmap, BX_RESET_BMAP_X, BX_RESET_BMAP_Y);
BX_GUI_THIS snapshot_bmap_id = create_bitmap(bx_snapshot_bmap, BX_SNAPSHOT_BMAP_X, BX_SNAPSHOT_BMAP_Y);
BX_GUI_THIS copy_bmap_id = create_bitmap(bx_copy_bmap, BX_COPY_BMAP_X, BX_COPY_BMAP_Y);
BX_GUI_THIS paste_bmap_id = create_bitmap(bx_paste_bmap, BX_PASTE_BMAP_X, BX_PASTE_BMAP_Y);
BX_GUI_THIS config_bmap_id = create_bitmap(bx_config_bmap, BX_CONFIG_BMAP_X, BX_CONFIG_BMAP_Y);
BX_GUI_THIS user_bmap_id = create_bitmap(bx_user_bmap, BX_USER_BMAP_X, BX_USER_BMAP_Y);
BX_GUI_THIS save_restore_bmap_id = create_bitmap(bx_save_restore_bmap,
BX_SAVE_RESTORE_BMAP_X, BX_SAVE_RESTORE_BMAP_Y);
// Add the initial bitmaps to the headerbar, and enable callback routine, for use
// when that bitmap is clicked on. The floppy and cdrom devices are not
// initialized yet. so we just set the bitmaps to ejected for now.
// Floppy A:
BX_GUI_THIS floppyA_hbar_id = headerbar_bitmap(BX_GUI_THIS floppyA_eject_bmap_id,
BX_GRAVITY_LEFT, floppyA_handler);
BX_GUI_THIS set_tooltip(BX_GUI_THIS floppyA_hbar_id, "Change floppy A: media");
// Floppy B:
BX_GUI_THIS floppyB_hbar_id = headerbar_bitmap(BX_GUI_THIS floppyB_eject_bmap_id,
BX_GRAVITY_LEFT, floppyB_handler);
BX_GUI_THIS set_tooltip(BX_GUI_THIS floppyB_hbar_id, "Change floppy B: media");
// First CD-ROM
BX_GUI_THIS cdrom1_hbar_id = headerbar_bitmap(BX_GUI_THIS cdrom1_eject_bmap_id,
BX_GRAVITY_LEFT, cdrom1_handler);
BX_GUI_THIS set_tooltip(BX_GUI_THIS cdrom1_hbar_id, "Change first CDROM media");
// Mouse button
if (SIM->get_param_bool(BXPN_MOUSE_ENABLED)->get())
BX_GUI_THIS mouse_hbar_id = headerbar_bitmap(BX_GUI_THIS mouse_bmap_id,
BX_GRAVITY_LEFT, toggle_mouse_enable);
else
BX_GUI_THIS mouse_hbar_id = headerbar_bitmap(BX_GUI_THIS nomouse_bmap_id,
BX_GRAVITY_LEFT, toggle_mouse_enable);
BX_GUI_THIS set_tooltip(BX_GUI_THIS mouse_hbar_id, "Enable mouse capture");
// These are the buttons on the right side. They are created in order
// of right to left.
// Power button
BX_GUI_THIS power_hbar_id = headerbar_bitmap(BX_GUI_THIS power_bmap_id,
BX_GRAVITY_RIGHT, power_handler);
BX_GUI_THIS set_tooltip(BX_GUI_THIS power_hbar_id, "Turn power off");
// Save/Restore Button
BX_GUI_THIS save_restore_hbar_id = headerbar_bitmap(BX_GUI_THIS save_restore_bmap_id,
BX_GRAVITY_RIGHT, save_restore_handler);
BX_GUI_THIS set_tooltip(BX_GUI_THIS save_restore_hbar_id, "Save simulation state");
// Reset button
BX_GUI_THIS reset_hbar_id = headerbar_bitmap(BX_GUI_THIS reset_bmap_id,
BX_GRAVITY_RIGHT, reset_handler);
BX_GUI_THIS set_tooltip(BX_GUI_THIS reset_hbar_id, "Reset the system");
// Configure button
BX_GUI_THIS config_hbar_id = headerbar_bitmap(BX_GUI_THIS config_bmap_id,
BX_GRAVITY_RIGHT, config_handler);
BX_GUI_THIS set_tooltip(BX_GUI_THIS config_hbar_id, "Runtime config dialog");
// Snapshot button
BX_GUI_THIS snapshot_hbar_id = headerbar_bitmap(BX_GUI_THIS snapshot_bmap_id,
BX_GRAVITY_RIGHT, snapshot_handler);
BX_GUI_THIS set_tooltip(BX_GUI_THIS snapshot_hbar_id, "Save snapshot of the Bochs screen");
// Paste button
BX_GUI_THIS paste_hbar_id = headerbar_bitmap(BX_GUI_THIS paste_bmap_id,
BX_GRAVITY_RIGHT, paste_handler);
BX_GUI_THIS set_tooltip(BX_GUI_THIS paste_hbar_id, "Paste clipboard text as emulated keystrokes");
// Copy button
BX_GUI_THIS copy_hbar_id = headerbar_bitmap(BX_GUI_THIS copy_bmap_id,
BX_GRAVITY_RIGHT, copy_handler);
BX_GUI_THIS set_tooltip(BX_GUI_THIS copy_hbar_id, "Copy text mode screen to the clipboard");
// User button
BX_GUI_THIS user_hbar_id = headerbar_bitmap(BX_GUI_THIS user_bmap_id,
BX_GRAVITY_RIGHT, userbutton_handler);
BX_GUI_THIS set_tooltip(BX_GUI_THIS user_hbar_id, "Send keyboard shortcut");
if (!parse_user_shortcut(SIM->get_param_string(BXPN_USER_SHORTCUT)->getptr())) {
SIM->get_param_string(BXPN_USER_SHORTCUT)->set("none");
}
BX_GUI_THIS charmap_updated = 0;
if (!BX_GUI_THIS new_gfx_api && (BX_GUI_THIS framebuffer == NULL)) {
BX_GUI_THIS framebuffer = new Bit8u[max_xres * max_yres * 4];
}
show_headerbar();
// register timer for status bar LEDs
if (BX_GUI_THIS led_timer_index == BX_NULL_TIMER_HANDLE) {
BX_GUI_THIS led_timer_index =
bx_virt_timer.register_timer(this, led_timer_handler, 100000, 1, 1, 1,
"status bar LEDs");
}
}
void bx_gui_c::cleanup(void)
{
statusitem_count = 0;
}
void bx_gui_c::update_drive_status_buttons(void)
{
BX_GUI_THIS floppyA_status = (SIM->get_param_enum(BXPN_FLOPPYA_STATUS)->get() == BX_INSERTED);
BX_GUI_THIS floppyB_status = (SIM->get_param_enum(BXPN_FLOPPYB_STATUS)->get() == BX_INSERTED);
bx_param_c *cdrom = SIM->get_first_cdrom();
if (cdrom != NULL) {
BX_GUI_THIS cdrom1_status = SIM->get_param_enum("status", cdrom)->get();
} else {
BX_GUI_THIS cdrom1_status = BX_EJECTED;
}
if (BX_GUI_THIS floppyA_status)
replace_bitmap(BX_GUI_THIS floppyA_hbar_id, BX_GUI_THIS floppyA_bmap_id);
else {
#if BX_WITH_MACOS
// If we are using the Mac floppy driver, eject the disk
// from the floppy drive. This doesn't work in MacOS X.
if (!strcmp(SIM->get_param_string(BXPN_FLOPPYA_PATH)->getptr(), SuperDrive))
DiskEject(1);
#endif
replace_bitmap(BX_GUI_THIS floppyA_hbar_id, BX_GUI_THIS floppyA_eject_bmap_id);
}
if (BX_GUI_THIS floppyB_status)
replace_bitmap(BX_GUI_THIS floppyB_hbar_id, BX_GUI_THIS floppyB_bmap_id);
else {
#if BX_WITH_MACOS
// If we are using the Mac floppy driver, eject the disk
// from the floppy drive. This doesn't work in MacOS X.
if (!strcmp(SIM->get_param_string(BXPN_FLOPPYB_PATH)->getptr(), SuperDrive))
DiskEject(1);
#endif
replace_bitmap(BX_GUI_THIS floppyB_hbar_id, BX_GUI_THIS floppyB_eject_bmap_id);
}
if (BX_GUI_THIS cdrom1_status)
replace_bitmap(BX_GUI_THIS cdrom1_hbar_id, BX_GUI_THIS cdrom1_bmap_id);
else {
replace_bitmap(BX_GUI_THIS cdrom1_hbar_id, BX_GUI_THIS cdrom1_eject_bmap_id);
}
}
void bx_gui_c::floppyA_handler(void)
{
int ret = 1;
if (SIM->get_param_enum(BXPN_FLOPPYA_DEVTYPE)->get() == BX_FDD_NONE)
return; // no primary floppy device present
if (!BX_GUI_THIS fullscreen_mode &&
(BX_GUI_THIS dialog_caps & BX_GUI_DLG_FLOPPY)) {
// instead of just toggling the status, bring up a dialog asking what disk
// image you want to switch to.
ret = SIM->ask_param(BXPN_FLOPPYA);
} else {
SIM->get_param_enum(BXPN_FLOPPYA_STATUS)->set(!BX_GUI_THIS floppyA_status);
}
if (ret > 0) {
SIM->update_runtime_options();
}
}
void bx_gui_c::floppyB_handler(void)
{
int ret = 1;
if (SIM->get_param_enum(BXPN_FLOPPYB_DEVTYPE)->get() == BX_FDD_NONE)
return; // no secondary floppy device present
if (!BX_GUI_THIS fullscreen_mode &&
(BX_GUI_THIS dialog_caps & BX_GUI_DLG_FLOPPY)) {
// instead of just toggling the status, bring up a dialog asking what disk
// image you want to switch to.
ret = SIM->ask_param(BXPN_FLOPPYB);
} else {
SIM->get_param_enum(BXPN_FLOPPYB_STATUS)->set(!BX_GUI_THIS floppyB_status);
}
if (ret > 0) {
SIM->update_runtime_options();
}
}
void bx_gui_c::cdrom1_handler(void)
{
int ret = 1;
bx_param_c *cdrom = SIM->get_first_cdrom();
if (cdrom == NULL)
return; // no cdrom found
if (BX_GUI_THIS dialog_caps & BX_GUI_DLG_CDROM) {
// instead of just toggling the status, bring up a dialog asking what disk
// image you want to switch to.
// This code handles the first cdrom only. The cdrom drives #2, #3 and
// #4 are handled in the runtime configuaration.
ret = SIM->ask_param(cdrom);
} else {
SIM->get_param_enum("status", cdrom)->set(!BX_GUI_THIS cdrom1_status);
}
if (ret > 0) {
SIM->update_runtime_options();
}
}
void bx_gui_c::reset_handler(void)
{
BX_INFO(("system RESET callback"));
bx_pc_system.Reset(BX_RESET_HARDWARE);
}
void bx_gui_c::power_handler(void)
{
#ifdef BX_GUI_CONFIRM_QUIT
if (!SIM->ask_yes_no("Quit Bochs", "Are you sure ?", 0))
return;
#endif
// the user pressed power button, so there's no doubt they want bochs
// to quit. Change panics to fatal for the GUI and then do a panic.
bx_user_quit = 1;
BX_FATAL(("POWER button turned off."));
// shouldn't reach this point, but if you do, QUIT!!!
fprintf (stderr, "Bochs is exiting because you pressed the power button.\n");
BX_EXIT(1);
}
void bx_gui_c::make_text_snapshot(char **snapshot, Bit32u *length)
{
Bit8u* raw_snap = NULL;
char *clean_snap;
unsigned line_addr, txt_addr, txHeight, txWidth;
DEV_vga_get_text_snapshot(&raw_snap, &txHeight, &txWidth);
clean_snap = new char[txHeight*(txWidth+2)+1];
txt_addr = 0;
for (unsigned i=0; i<txHeight; i++) {
line_addr = i * txWidth * 2;
for (unsigned j=0; j<(txWidth*2); j+=2) {
if (!raw_snap[line_addr+j])
raw_snap[line_addr+j] = 0x20;
clean_snap[txt_addr++] = raw_snap[line_addr+j];
}
while ((txt_addr > 0) && (clean_snap[txt_addr-1] == ' ')) txt_addr--;
#ifdef WIN32
clean_snap[txt_addr++] = 13;
#endif
clean_snap[txt_addr++] = 10;
}
clean_snap[txt_addr] = 0;
*snapshot = clean_snap;
*length = txt_addr;
}
Bit32u bx_gui_c::set_snapshot_mode(bx_bool mode)
{
unsigned pixel_bytes, bufsize;
BX_GUI_THIS snapshot_mode = mode;
if (mode) {
pixel_bytes = ((BX_GUI_THIS guest_bpp + 1) >> 3);
bufsize = BX_GUI_THIS guest_xres * BX_GUI_THIS guest_yres * pixel_bytes;
BX_GUI_THIS snapshot_buffer = new Bit8u[bufsize];
if (BX_GUI_THIS snapshot_buffer != NULL) {
memset(BX_GUI_THIS snapshot_buffer, 0, bufsize);
DEV_vga_refresh(1);
return bufsize;
}
} else {
if (BX_GUI_THIS snapshot_buffer != NULL) {
delete [] BX_GUI_THIS snapshot_buffer;
BX_GUI_THIS snapshot_buffer = NULL;
DEV_vga_redraw_area(0, 0, BX_GUI_THIS guest_xres, BX_GUI_THIS guest_yres);
}
}
return 0;
}
// create a text snapshot and copy to the system clipboard. On guis that
// we haven't figured out how to support yet, dump to a file instead.
void bx_gui_c::copy_handler(void)
{
Bit32u len;
char *text_snapshot;
if (BX_GUI_THIS guest_textmode) {
make_text_snapshot(&text_snapshot, &len);
if (!BX_GUI_THIS set_clipboard_text(text_snapshot, len)) {
// platform specific code failed, use portable code instead
FILE *fp = fopen("copy.txt", "w");
if (fp != NULL) {
fwrite(text_snapshot, 1, len, fp);
fclose(fp);
}
}
delete [] text_snapshot;
} else {
BX_ERROR(("copy button failed, graphics mode not implemented"));
}
}
#define BX_SNAPSHOT_TXT 0
#define BX_SNAPSHOT_BMP 1
// create a text snapshot and dump it to a file
void bx_gui_c::snapshot_handler(void)
{
int fd, i, j, pitch;
Bit8u *snapshot_ptr = NULL;
Bit8u *row_buffer, *pixel_ptr, *row_ptr;
Bit8u bmp_header[54], iBits, b1, b2;
Bit32u ilen, len, rlen;
char filename[BX_PATHNAME_LEN], msg[80], *ext;
Bit8u snap_fmt;
if (BX_GUI_THIS guest_textmode) {
strcpy(filename, "snapshot.txt");
snap_fmt = BX_SNAPSHOT_TXT;
} else {
strcpy(filename, "snapshot.bmp");
snap_fmt = BX_SNAPSHOT_BMP;
}
if (!BX_GUI_THIS fullscreen_mode &&
(BX_GUI_THIS dialog_caps & BX_GUI_DLG_SNAPSHOT)) {
int ret = SIM->ask_filename(filename, sizeof(filename),
"Save snapshot as...", filename,
bx_param_string_c::SAVE_FILE_DIALOG);
if (ret < 0) { // cancelled
return;
}
ext = strrchr(filename, '.');
if (ext == NULL) {
SIM->message_box("ERROR", "Unknown snapshot file format");
return;
} else {
ext++;
if (BX_GUI_THIS guest_textmode && !strcmp(ext, "txt")) {
snap_fmt = BX_SNAPSHOT_TXT;
} else if (!strcmp(ext, "bmp")) {
snap_fmt = BX_SNAPSHOT_BMP;
} else {
sprintf(msg, "Unsupported snapshot file format '%s'", ext);
SIM->message_box("ERROR", msg);
return;
}
}
}
if (snap_fmt == BX_SNAPSHOT_BMP) {
fd = open(filename, O_WRONLY | O_CREAT | O_TRUNC
#ifdef O_BINARY
| O_BINARY
#endif
, S_IRUSR | S_IWUSR
);
if (fd < 0) {
SIM->message_box("ERROR", "snapshot button failed: cannot create BMP file");
return;
}
ilen = BX_GUI_THIS set_snapshot_mode(1);
if (ilen > 0) {
BX_INFO(("GFX snapshot: %u x %u x %u bpp (%u bytes)", BX_GUI_THIS guest_xres,
BX_GUI_THIS guest_yres, BX_GUI_THIS guest_bpp, ilen));
} else {
close(fd);
SIM->message_box("ERROR", "snapshot button failed: cannot allocate memory");
return;
}
iBits = (BX_GUI_THIS guest_bpp == 8) ? 8 : 24;
rlen = (BX_GUI_THIS guest_xres * (iBits >> 3) + 3) & ~3;
len = rlen * BX_GUI_THIS guest_yres + 54;
if (BX_GUI_THIS guest_bpp == 8) {
len += (256 * 4);
}
memset(bmp_header, 0, 54);
bmp_header[0] = 0x42;
bmp_header[1] = 0x4d;
bmp_header[2] = len & 0xff;
bmp_header[3] = (len >> 8) & 0xff;
bmp_header[4] = (len >> 16) & 0xff;
bmp_header[5] = (len >> 24) & 0xff;
bmp_header[10] = 54;
if (BX_GUI_THIS guest_bpp == 8) {
bmp_header[11] = 4;
}
bmp_header[14] = 40;
bmp_header[18] = BX_GUI_THIS guest_xres & 0xff;
bmp_header[19] = (BX_GUI_THIS guest_xres >> 8) & 0xff;
bmp_header[22] = BX_GUI_THIS guest_yres & 0xff;
bmp_header[23] = (BX_GUI_THIS guest_yres >> 8) & 0xff;
bmp_header[26] = 1;
bmp_header[28] = iBits;
write(fd, bmp_header, 54);
if (BX_GUI_THIS guest_bpp == 8) {
write(fd, BX_GUI_THIS palette, 256 * 4);
}
pitch = BX_GUI_THIS guest_xres * ((BX_GUI_THIS guest_bpp + 1) >> 3);
row_buffer = new Bit8u[rlen];
row_ptr = BX_GUI_THIS snapshot_buffer + ((BX_GUI_THIS guest_yres - 1) * pitch);
for (i = BX_GUI_THIS guest_yres; i > 0; i--) {
memset(row_buffer, 0, rlen);
if ((BX_GUI_THIS guest_bpp == 8) || (BX_GUI_THIS guest_bpp == 24)) {
memcpy(row_buffer, row_ptr, pitch);
} else if ((BX_GUI_THIS guest_bpp == 15) || (BX_GUI_THIS guest_bpp == 16)) {
pixel_ptr = row_ptr;
for (j = 0; j < (int)(BX_GUI_THIS guest_xres * 3); j+=3) {
b1 = *(pixel_ptr++);
b2 = *(pixel_ptr++);
*(row_buffer+j) = (b1 << 3);
if (BX_GUI_THIS guest_bpp == 15) {
*(row_buffer+j+1) = ((b1 & 0xe0) >> 2) | (b2 << 6);
*(row_buffer+j+2) = (b2 & 0x7c) << 1;
} else {
*(row_buffer+j+1) = ((b1 & 0xe0) >> 3) | (b2 << 5);
*(row_buffer+j+2) = (b2 & 0xf8);
}
}
} else if (BX_GUI_THIS guest_bpp == 32) {
pixel_ptr = row_ptr;
for (j = 0; j < (int)(BX_GUI_THIS guest_xres * 3); j+=3) {
*(row_buffer+j) = *(pixel_ptr++);
*(row_buffer+j+1) = *(pixel_ptr++);
*(row_buffer+j+2) = *(pixel_ptr++);
pixel_ptr++;
}
}
write(fd, row_buffer, rlen);
row_ptr -= pitch;
}
delete [] row_buffer;
close(fd);
BX_GUI_THIS set_snapshot_mode(0);
} else {
make_text_snapshot((char**)&snapshot_ptr, &len);
FILE *fp = fopen(filename, "wb");
if (fp != NULL) {
fwrite(snapshot_ptr, 1, len, fp);
fclose(fp);
} else {
SIM->message_box("ERROR", "snapshot button failed: cannot create text file");
}
delete [] snapshot_ptr;
}
}
// Read ASCII chars from the system clipboard and paste them into bochs.
// Note that paste cannot work with the key mapping tables loaded.
void bx_gui_c::paste_handler(void)
{
Bit32s nbytes;
Bit8u *bytes;
if (!bx_keymap.isKeymapLoaded ()) {
BX_ERROR(("keyboard_mapping disabled, so paste cannot work"));
return;
}
if (!BX_GUI_THIS get_clipboard_text(&bytes, &nbytes)) {
BX_ERROR (("paste not implemented on this platform"));
return;
}
BX_INFO (("pasting %d bytes", nbytes));
DEV_kbd_paste_bytes (bytes, nbytes);
}
void bx_gui_c::config_handler(void)
{
if (BX_GUI_THIS dialog_caps & BX_GUI_DLG_RUNTIME) {
SIM->configuration_interface(NULL, CI_RUNTIME_CONFIG);
}
}
void bx_gui_c::toggle_mouse_enable(void)
{
int old = SIM->get_param_bool(BXPN_MOUSE_ENABLED)->get();
BX_DEBUG (("toggle mouse_enabled, now %d", !old));
SIM->get_param_bool(BXPN_MOUSE_ENABLED)->set(!old);
}
bx_bool bx_gui_c::mouse_toggle_check(Bit32u key, bx_bool pressed)
{
Bit32u newstate;
bx_bool toggle = 0;
if (console_running())
return 0;
newstate = toggle_keystate;
if (pressed) {
newstate |= key;
if (newstate == toggle_keystate) return 0;
switch (toggle_method) {
case BX_MOUSE_TOGGLE_CTRL_MB:
toggle = (newstate & BX_GUI_MT_CTRL_MB) == BX_GUI_MT_CTRL_MB;
if (!toggle) {
toggle = (newstate & BX_GUI_MT_CTRL_LRB) == BX_GUI_MT_CTRL_LRB;
}
break;
case BX_MOUSE_TOGGLE_CTRL_F10:
toggle = (newstate & BX_GUI_MT_CTRL_F10) == BX_GUI_MT_CTRL_F10;
break;
case BX_MOUSE_TOGGLE_CTRL_ALT:
toggle = (newstate & BX_GUI_MT_CTRL_ALT) == BX_GUI_MT_CTRL_ALT;
break;
case BX_MOUSE_TOGGLE_F12:
toggle = (newstate == BX_GUI_MT_F12);
break;
}
toggle_keystate = newstate;
} else {
toggle_keystate &= ~key;
}
return toggle;
}
const char* bx_gui_c::get_toggle_info(void)
{
return mouse_toggle_text;
}
Bit8u bx_gui_c::get_modifier_keys(void)
{
if ((keymodstate & BX_MOD_KEY_CAPS) > 0) {
return ((keymodstate & ~BX_MOD_KEY_CAPS) | BX_MOD_KEY_SHIFT);
} else {
return keymodstate;
}
}
Bit8u bx_gui_c::set_modifier_keys(Bit8u modifier, bx_bool pressed)
{
Bit8u newstate = keymodstate, changestate = 0;
if (modifier == BX_MOD_KEY_CAPS) {
if (pressed) {
newstate ^= modifier;
}
} else {
if (pressed) {
newstate |= modifier;
} else {
newstate &= ~modifier;
}
}
changestate = keymodstate ^ newstate;
keymodstate = newstate;
return changestate;
}
bx_bool bx_gui_c::parse_user_shortcut(const char *val)
{
char *ptr, shortcut_tmp[512];
Bit32u symbol, new_shortcut[4];
int i, len = 0;
user_shortcut_error = 0;
if ((strlen(val) == 0) || !strcmp(val, "none")) {
user_shortcut_len = 0;
return 1;
} else {
len = 0;
strcpy(shortcut_tmp, val);
ptr = strtok(shortcut_tmp, "-");
while (ptr) {
symbol = get_user_key(ptr);
if (symbol == BX_KEY_UNKNOWN) {
BX_ERROR(("Unknown key symbol '%s' ignored", ptr));
user_shortcut_error = 1;
return 0;
}
if (len < 3) {
new_shortcut[len++] = symbol;
ptr = strtok(NULL, "-");
} else {
BX_ERROR(("Ignoring extra key symbol '%s'", ptr));
break;
}
}
for (i = 0; i < len; i++) {
user_shortcut[i] = new_shortcut[i];
}
user_shortcut_len = len;
return 1;
}
}
void bx_gui_c::userbutton_handler(void)
{
int i, ret = 1;
if (!BX_GUI_THIS fullscreen_mode &&
(BX_GUI_THIS dialog_caps & BX_GUI_DLG_USER)) {
ret = SIM->ask_param(BXPN_USER_SHORTCUT);
}
if (BX_GUI_THIS user_shortcut_error) {
SIM->message_box("ERROR", "Ignoring invalid user shortcut");
return;
}
if ((ret > 0) && (BX_GUI_THIS user_shortcut_len > 0)) {
i = 0;
while (i < BX_GUI_THIS user_shortcut_len) {
DEV_kbd_gen_scancode(BX_GUI_THIS user_shortcut[i++]);
}
i--;
while (i >= 0) {
DEV_kbd_gen_scancode(BX_GUI_THIS user_shortcut[i--] | BX_KEY_RELEASED);
}
}
}
void bx_gui_c::save_restore_handler(void)
{
int ret;
char sr_path[BX_PATHNAME_LEN];
if (BX_GUI_THIS dialog_caps & BX_GUI_DLG_SAVE_RESTORE) {
BX_GUI_THIS set_display_mode(DISP_MODE_CONFIG);
sr_path[0] = 0;
ret = SIM->ask_filename(sr_path, sizeof(sr_path),
"Save Bochs state to folder...", "none",
bx_param_string_c::SELECT_FOLDER_DLG);
if ((ret >= 0) && (strcmp(sr_path, "none"))) {
if (SIM->save_state(sr_path)) {
if (!SIM->ask_yes_no("WARNING",
"The state of cpu, memory, devices and hard drive images is saved now.\n"
"It is possible to continue, but when using the restore function in a\n"
"new Bochs session, all changes after this checkpoint will be lost.\n\n"
"Do you want to continue?", 0)) {
power_handler();
}
} else {
SIM->message_box("ERROR", "Failed to save state");
}
}
BX_GUI_THIS set_display_mode(DISP_MODE_SIM);
}
}
void bx_gui_c::marklog_handler(void)
{
BX_INFO(("### MARKER #%u", BX_GUI_THIS marker_count++));
}
void bx_gui_c::headerbar_click(int x)
{
int xorigin;
for (unsigned i=0; i<bx_headerbar_entries; i++) {
if (bx_headerbar_entry[i].alignment == BX_GRAVITY_LEFT)
xorigin = bx_headerbar_entry[i].xorigin;
else
xorigin = guest_xres - bx_headerbar_entry[i].xorigin;
if ((x>=xorigin) && (x<(xorigin+int(bx_headerbar_entry[i].xdim)))) {
if (console_running() && (i != power_hbar_id))
return;
bx_headerbar_entry[i].f();
return;
}
}
}
void bx_gui_c::mouse_enabled_changed(bx_bool val)
{
// This is only called when SIM->get_init_done is 1. Note that VAL
// is the new value of mouse_enabled, which may not match the old
// value which is still in SIM->get_param_bool(BXPN_MOUSE_ENABLED)->get().
BX_DEBUG (("replacing the mouse bitmaps"));
if (val)
BX_GUI_THIS replace_bitmap(BX_GUI_THIS mouse_hbar_id, BX_GUI_THIS mouse_bmap_id);
else
BX_GUI_THIS replace_bitmap(BX_GUI_THIS mouse_hbar_id, BX_GUI_THIS nomouse_bmap_id);
// give the GUI a chance to respond to the event. Most guis will hide
// the native mouse cursor and do something to trap the mouse inside the
// bochs VGA display window.
BX_GUI_THIS mouse_enabled_changed_specific (val);
}
void bx_gui_c::init_signal_handlers()
{
#if BX_GUI_SIGHANDLER
if (bx_gui_sighandler)
{
Bit32u mask = bx_gui->get_sighandler_mask ();
for (Bit32u sig=0; sig<32; sig++)
{
if (mask & (1<<sig))
signal (sig, bx_signal_handler);
}
}
#endif
}
void bx_gui_c::set_text_charmap(Bit8u *fbuffer)
{
memcpy(& BX_GUI_THIS vga_charmap, fbuffer, 0x2000);
for (unsigned i=0; i<256; i++) BX_GUI_THIS char_changed[i] = 1;
BX_GUI_THIS charmap_updated = 1;
}
void bx_gui_c::set_text_charbyte(Bit16u address, Bit8u data)
{
BX_GUI_THIS vga_charmap[address] = data;
BX_GUI_THIS char_changed[address >> 5] = 1;
BX_GUI_THIS charmap_updated = 1;
}
void bx_gui_c::beep_on(float frequency)
{
BX_DEBUG(("GUI Beep ON (frequency=%.2f)", frequency));
}
void bx_gui_c::beep_off()
{
BX_DEBUG(("GUI Beep OFF"));
}
int bx_gui_c::register_statusitem(const char *text, bx_bool auto_off)
{
unsigned id = statusitem_count;
for (unsigned i = 0; i < statusitem_count; i++) {
if (!statusitem[i].in_use) {
id = i;
break;
}
}
if (id == statusitem_count) {
if (++statusitem_count > BX_MAX_STATUSITEMS) {
return -1;
}
}
statusitem[id].in_use = 1;
strncpy(statusitem[id].text, text, 8);
statusitem[id].text[7] = 0;
statusitem[id].auto_off = auto_off;
statusitem[id].counter = 0;
statusitem[id].active = 0;
statusitem[id].mode = 0;
statusbar_setitem_specific(id, 0, 0);
return id;
}
void bx_gui_c::unregister_statusitem(int id)
{
if ((id >= 0) && (id < (int)statusitem_count)) {
strcpy(statusitem[id].text, " ");
statusbar_setitem_specific(id, 0, 0);
if (id == (int)(statusitem_count - 1)) {
statusitem_count--;
} else {
statusitem[id].in_use = 0;
}
}
}
void bx_gui_c::statusbar_setitem(int element, bx_bool active, bx_bool w)
{
if (element < 0) {
for (unsigned i = 0; i < statusitem_count; i++) {
statusbar_setitem_specific(i, 0, 0);
}
} else if ((unsigned)element < statusitem_count) {
if ((active != statusitem[element].active) ||
(w != statusitem[element].mode)) {
statusbar_setitem_specific(element, active, w);
statusitem[element].active = active;
statusitem[element].mode = w;
}
if (active && statusitem[element].auto_off) {
statusitem[element].counter = 5;
}
}
}
void bx_gui_c::led_timer_handler(void *this_ptr)
{
bx_gui_c *class_ptr = (bx_gui_c *) this_ptr;
class_ptr->led_timer();
}
void bx_gui_c::led_timer()
{
for (unsigned i = 0; i < statusitem_count; i++) {
if (statusitem[i].auto_off) {
if (statusitem[i].counter > 0) {
if (!(--statusitem[i].counter)) {
statusbar_setitem(i, 0);
}
}
}
}
}
void bx_gui_c::get_capabilities(Bit16u *xres, Bit16u *yres, Bit16u *bpp)
{
*xres = 1024;
*yres = 768;
*bpp = 32;
}
bx_bool bx_gui_c::palette_change_common(Bit8u index, Bit8u red, Bit8u green, Bit8u blue)
{
BX_GUI_THIS palette[index].red = red;
BX_GUI_THIS palette[index].green = green;
BX_GUI_THIS palette[index].blue = blue;
return palette_change(index, red, green, blue);
}
void bx_gui_c::show_ips(Bit32u ips_count)
{
#if BX_SHOW_IPS
BX_INFO(("ips = %3.3fM", ips_count / 1000000.0));
#endif
}
Bit8u bx_gui_c::get_mouse_headerbar_id()
{
return BX_GUI_THIS mouse_hbar_id;
}
#if BX_DEBUGGER && BX_DEBUGGER_GUI
void bx_gui_c::init_debug_dialog()
{
extern void InitDebugDialog();
InitDebugDialog();
}
void bx_gui_c::close_debug_dialog()
{
extern void CloseDebugDialog();
CloseDebugDialog();
}
#endif
// new graphics API (compatibility code)
bx_svga_tileinfo_t *bx_gui_c::graphics_tile_info(bx_svga_tileinfo_t *info)
{
BX_GUI_THIS host_pitch = BX_GUI_THIS host_xres * ((BX_GUI_THIS host_bpp + 1) >> 3);
info->bpp = BX_GUI_THIS host_bpp;
info->pitch = BX_GUI_THIS host_pitch;
switch (info->bpp) {
case 15:
info->red_shift = 15;
info->green_shift = 10;
info->blue_shift = 5;
info->red_mask = 0x7c00;
info->green_mask = 0x03e0;
info->blue_mask = 0x001f;
break;
case 16:
info->red_shift = 16;
info->green_shift = 11;
info->blue_shift = 5;
info->red_mask = 0xf800;
info->green_mask = 0x07e0;
info->blue_mask = 0x001f;
break;
case 24:
case 32:
info->red_shift = 24;
info->green_shift = 16;
info->blue_shift = 8;
info->red_mask = 0xff0000;
info->green_mask = 0x00ff00;
info->blue_mask = 0x0000ff;
break;
}
info->is_indexed = (BX_GUI_THIS host_bpp == 8);
#ifdef BX_LITTLE_ENDIAN
info->is_little_endian = 1;
#else
info->is_little_endian = 0;
#endif
return info;
}
Bit8u *bx_gui_c::graphics_tile_get(unsigned x0, unsigned y0,
unsigned *w, unsigned *h)
{
if (x0+BX_GUI_THIS x_tilesize > BX_GUI_THIS host_xres) {
*w = BX_GUI_THIS host_xres - x0;
} else {
*w = BX_GUI_THIS x_tilesize;
}
if (y0+BX_GUI_THIS y_tilesize > BX_GUI_THIS host_yres) {
*h = BX_GUI_THIS host_yres - y0;
} else {
*h = BX_GUI_THIS y_tilesize;
}
return (Bit8u *)framebuffer + y0 * BX_GUI_THIS host_pitch +
x0 * ((BX_GUI_THIS host_bpp + 1) >> 3);
}
void bx_gui_c::graphics_tile_update_in_place(unsigned x0, unsigned y0,
unsigned w, unsigned h)
{
Bit8u *tile;
Bit8u *tile_ptr, *fb_ptr;
Bit16u xc, yc, fb_pitch, tile_pitch;
Bit8u r, diffx, diffy;
tile = new Bit8u[BX_GUI_THIS x_tilesize * BX_GUI_THIS y_tilesize * 4];
diffx = (x0 % BX_GUI_THIS x_tilesize);
diffy = (y0 % BX_GUI_THIS y_tilesize);
if (diffx > 0) {
x0 -= diffx;
w += diffx;
}
if (diffy > 0) {
y0 -= diffy;
h += diffy;
}
fb_pitch = BX_GUI_THIS host_pitch;
tile_pitch = BX_GUI_THIS x_tilesize * ((BX_GUI_THIS host_bpp + 1) >> 3);
for (yc=y0; yc<(y0+h); yc+=BX_GUI_THIS y_tilesize) {
for (xc=x0; xc<(x0+w); xc+=BX_GUI_THIS x_tilesize) {
fb_ptr = BX_GUI_THIS framebuffer + (yc * fb_pitch + xc * ((BX_GUI_THIS host_bpp + 1) >> 3));
tile_ptr = &tile[0];
for (r=0; r<h; r++) {
memcpy(tile_ptr, fb_ptr, tile_pitch);
fb_ptr += fb_pitch;
tile_ptr += tile_pitch;
}
BX_GUI_THIS graphics_tile_update(tile, xc, yc);
}
}
delete [] tile;
}
void bx_gui_c::draw_char_common(Bit8u ch, Bit8u fc, Bit8u bc, Bit16u xc,
Bit16u yc, Bit8u fw, Bit8u fh, Bit8u fx,
Bit8u fy, bx_bool gfxcharw9, Bit8u cs, Bit8u ce,
bx_bool curs)
{
Bit8u *buf, *font_ptr, fontpixels;
Bit16u font_row, mask;
bx_bool dwidth;
buf = BX_GUI_THIS snapshot_buffer + yc * BX_GUI_THIS guest_xres + xc;
dwidth = (BX_GUI_THIS guest_fwidth > 9);
font_ptr = &vga_charmap[(ch << 5) + fy];
do {
font_row = *font_ptr++;
if (gfxcharw9) {
font_row = (font_row << 1) | (font_row & 0x01);
} else {
font_row <<= 1;
}
if (fx > 0) {
font_row <<= fx;
}
fontpixels = fw;
if (curs && (fy >= cs) && (fy <= ce))
mask = 0x100;
else
mask = 0x00;
do {
if ((font_row & 0x100) == mask)
*buf = bc;
else
*buf = fc;
buf++;
if (!dwidth || (fontpixels & 1)) font_row <<= 1;
} while (--fontpixels);
buf += (BX_GUI_THIS guest_xres - fw);
fy++;
} while (--fh);
}
void bx_gui_c::text_update_common(Bit8u *old_text, Bit8u *new_text,
Bit16u cursor_address,
bx_vga_tminfo_t *tm_info)
{
Bit16u curs, cursor_x, cursor_y, xc, yc, rows, hchars, text_cols;
Bit16u offset, loffset;
Bit8u cfheight, cfwidth, cfrow, cfcol, fgcolor, bgcolor;
Bit8u split_textrow, split_fontrows, x, y;
Bit8u *new_line, *old_line, *text_base;
bx_bool cursor_visible, gfxcharw9, split_screen;
bx_bool forceUpdate = 0, blink_mode = 0, blink_state = 0;
if (BX_GUI_THIS snapshot_mode || BX_GUI_THIS new_text_api) {
cursor_visible = ((tm_info->cs_start <= tm_info->cs_end) &&
(tm_info->cs_start < BX_GUI_THIS guest_fheight));
if (BX_GUI_THIS snapshot_mode && (BX_GUI_THIS snapshot_buffer != NULL)) {
forceUpdate = 1;
} else if (BX_GUI_THIS new_text_api) {
blink_mode = (tm_info->blink_flags & BX_TEXT_BLINK_MODE) > 0;
blink_state = (tm_info->blink_flags & BX_TEXT_BLINK_STATE) > 0;
if (blink_mode) {
if (tm_info->blink_flags & BX_TEXT_BLINK_TOGGLE)
forceUpdate = 1;
if (!blink_state) cursor_visible = 0;
}
if (BX_GUI_THIS charmap_updated) {
BX_GUI_THIS set_font(tm_info->line_graphics);
BX_GUI_THIS charmap_updated = 0;
forceUpdate = 1;
}
if ((tm_info->h_panning != BX_GUI_THIS tm_info.h_panning) ||
(tm_info->v_panning != BX_GUI_THIS tm_info.v_panning) ||
(tm_info->line_compare != BX_GUI_THIS tm_info.line_compare)) {
BX_GUI_THIS tm_info.h_panning = tm_info->h_panning;
BX_GUI_THIS tm_info.v_panning = tm_info->v_panning;
BX_GUI_THIS tm_info.line_compare = tm_info->line_compare;
forceUpdate = 1;
}
// invalidate character at previous and new cursor location
if (cursor_address != BX_GUI_THIS cursor_address) {
old_text[BX_GUI_THIS cursor_address] = ~new_text[BX_GUI_THIS cursor_address];
BX_GUI_THIS cursor_address = cursor_address;
}
if (cursor_address < 0xffff) {
old_text[cursor_address] = ~new_text[cursor_address];
}
}
rows = BX_GUI_THIS guest_yres / BX_GUI_THIS guest_fheight;
if (tm_info->v_panning > 0) rows++;
text_cols = BX_GUI_THIS guest_xres / BX_GUI_THIS guest_fwidth;
if (cursor_visible) {
curs = cursor_address;
} else {
curs = 0xffff;
}
if (tm_info->line_compare < 0x3ff) {
split_textrow = (tm_info->line_compare + tm_info->v_panning) / BX_GUI_THIS guest_fheight;
split_fontrows = ((tm_info->line_compare + tm_info->v_panning) % BX_GUI_THIS guest_fheight) + 1;
} else {
split_textrow = 0xff;
split_fontrows = 0;
}
y = 0;
yc = 0;
split_screen = 0;
loffset = tm_info->start_address;
text_base = new_text;
new_text += tm_info->start_address;
old_text += tm_info->start_address;
do {
hchars = text_cols;
if (tm_info->h_panning > 0) hchars++;
cfheight = BX_GUI_THIS guest_fheight;
cfrow = 0;
if (split_screen) {
if (rows == 1) {
cfheight = (guest_yres - tm_info->line_compare - 1) % BX_GUI_THIS guest_fheight;
if (cfheight == 0) cfheight = BX_GUI_THIS guest_fheight;
}
} else if (tm_info->v_panning > 0) {
if (y == 0) {
cfheight -= tm_info->v_panning;
cfrow = tm_info->v_panning;
} else if (rows == 1) {
cfheight = tm_info->v_panning;
}
}
if (y == split_textrow) {
cfheight = split_fontrows - cfrow;
}
new_line = new_text;
old_line = old_text;
offset = loffset;
x = 0;
xc = 0;
do {
cfwidth = BX_GUI_THIS guest_fwidth;
cfcol = 0;
if (tm_info->h_panning > 0) {
if (x == 0) {
cfcol = tm_info->h_panning;
cfwidth -= tm_info->h_panning;
} else if (hchars == 1) {
cfwidth = tm_info->h_panning;
}
}
// check if char needs to be updated
if (forceUpdate || (new_text[0] != old_text[0]) ||
(new_text[1] != old_text[1])) {
fgcolor = tm_info->actl_palette[new_text[1] & 0x0f];
if (blink_mode) {
bgcolor = tm_info->actl_palette[(new_text[1] >> 4) & 0x07];
if (!blink_state && (new_text[1] & 0x80))
fgcolor = bgcolor;
} else {
bgcolor = tm_info->actl_palette[(new_text[1] >> 4) & 0x0F];
}
gfxcharw9 = ((tm_info->line_graphics) && ((new_text[0] & 0xE0) == 0xC0));
if (BX_GUI_THIS snapshot_mode) {
BX_GUI_THIS draw_char_common(new_text[0], fgcolor, bgcolor, xc, yc,
cfwidth, cfheight, cfcol, cfrow,
gfxcharw9, tm_info->cs_start,
tm_info->cs_end, (offset == curs));
} else {
BX_GUI_THIS draw_char(new_text[0], fgcolor, bgcolor, xc, yc,
cfwidth, cfheight, cfcol, cfrow,
gfxcharw9, tm_info->cs_start,
tm_info->cs_end, (offset == curs));
}
}
new_text += 2;
old_text += 2;
offset += 2;
x++;
xc += cfwidth;
} while (--hchars);
if (y == split_textrow) {
new_text = text_base;
forceUpdate = 1;
loffset = 0;
rows = ((guest_yres - tm_info->line_compare + BX_GUI_THIS guest_fheight - 2) / BX_GUI_THIS guest_fheight) + 1;
if (tm_info->split_hpanning) tm_info->h_panning = 0;
split_screen = 1;
} else {
new_text = new_line + tm_info->line_offset;
old_text = old_line + tm_info->line_offset;
loffset += tm_info->line_offset;
}
y++;
yc += cfheight;
} while (--rows);
} else {
// workarounds for existing text_update() API
if (cursor_address >= tm_info->start_address) {
cursor_x = ((cursor_address - tm_info->start_address) % tm_info->line_offset) / 2;
cursor_y = ((cursor_address - tm_info->start_address) / tm_info->line_offset);
} else {
cursor_x = 0xffff;
cursor_y = 0xffff;
}
if ((tm_info->blink_flags & BX_TEXT_BLINK_STATE) == 0) {
tm_info->cs_start |= 0x20;
}
new_text += tm_info->start_address;
old_text += tm_info->start_address;
text_update(old_text, new_text, cursor_x, cursor_y, tm_info);
}
}
void bx_gui_c::graphics_tile_update_common(Bit8u *tile, unsigned x, unsigned y)
{
unsigned i, pitch, pixel_bytes, nbytes, tilebytes;
Bit8u *src, *dst;
if (BX_GUI_THIS snapshot_mode) {
if (BX_GUI_THIS snapshot_buffer != NULL) {
pixel_bytes = ((BX_GUI_THIS guest_bpp + 1) >> 3);
tilebytes = BX_GUI_THIS x_tilesize * pixel_bytes;
if ((x + BX_GUI_THIS x_tilesize) <= BX_GUI_THIS guest_xres) {
nbytes = tilebytes;
} else {
nbytes = (BX_GUI_THIS guest_xres - x) * pixel_bytes;
}
pitch = BX_GUI_THIS guest_xres * pixel_bytes;
src = tile;
dst = BX_GUI_THIS snapshot_buffer + (y * pitch) + x;
for (i = 0; i < y_tilesize; i++) {
memcpy(dst, src, nbytes);
src += tilebytes;
dst += pitch;
if (++y >= BX_GUI_THIS guest_yres) break;
}
}
} else {
graphics_tile_update(tile, x, y);
}
}
bx_svga_tileinfo_t * bx_gui_c::graphics_tile_info_common(bx_svga_tileinfo_t *info)
{
if (!info) {
info = new bx_svga_tileinfo_t;
if (!info) {
return NULL;
}
}
info->snapshot_mode = BX_GUI_THIS snapshot_mode;
if (BX_GUI_THIS snapshot_mode) {
info->pitch = BX_GUI_THIS guest_xres * ((BX_GUI_THIS guest_bpp + 1) >> 3);
} else {
return graphics_tile_info(info);
}
return info;
}
#if BX_USE_GUI_CONSOLE
#define BX_CONSOLE_BUFSIZE 4000
void bx_gui_c::console_init(void)
{
int i;
console.screen = new Bit8u[BX_CONSOLE_BUFSIZE];
console.oldscreen = new Bit8u[BX_CONSOLE_BUFSIZE];
for (i = 0; i < BX_CONSOLE_BUFSIZE; i+=2) {
console.screen[i] = 0x20;
console.screen[i+1] = 0x07;
}
memset(console.oldscreen, 0xff, BX_CONSOLE_BUFSIZE);
console.saved_xres = guest_xres;
console.saved_yres = guest_yres;
console.saved_bpp = guest_bpp;
console.saved_fwidth = guest_fwidth;
console.saved_fheight = guest_fheight;
memcpy(console.saved_charmap, BX_GUI_THIS vga_charmap, 0x2000);
for (i = 0; i < 256; i++) {
memcpy(&BX_GUI_THIS vga_charmap[0]+i*32, &sdl_font8x16[i], 16);
BX_GUI_THIS char_changed[i] = 1;
}
BX_GUI_THIS charmap_updated = 1;
console.cursor_x = 0;
console.cursor_y = 0;
console.cursor_addr = 0;
memset(&console.tminfo, 0, sizeof(bx_vga_tminfo_t));
console.tminfo.line_offset = 160;
console.tminfo.line_compare = 1023;
console.tminfo.cs_start = 0x2e;
console.tminfo.cs_end = 0x0f;
console.tminfo.actl_palette[7] = 0x07;
memcpy(console.saved_palette, palette, 32);
palette_change_common(0x00, 0x00, 0x00, 0x00);
palette_change_common(0x07, 0xa8, 0xa8, 0xa8);
dimension_update(720, 400, 16, 9, 8);
console.n_keys = 0;
console.running = 1;
}
void bx_gui_c::console_cleanup(void)
{
delete [] console.screen;
delete [] console.oldscreen;
palette_change_common(0x00, console.saved_palette[2], console.saved_palette[1],
console.saved_palette[0]);
palette_change_common(0x07, console.saved_palette[30], console.saved_palette[29],
console.saved_palette[28]);
unsigned fheight = (console.saved_fheight);
unsigned fwidth = (console.saved_fwidth);
set_text_charmap(console.saved_charmap);
dimension_update(console.saved_xres, console.saved_yres, fheight, fwidth,
console.saved_bpp);
console.running = 0;
}
void bx_gui_c::console_refresh(bx_bool force)
{
if (force) memset(console.oldscreen, 0xff, BX_CONSOLE_BUFSIZE);
if (BX_GUI_THIS new_text_api) {
text_update_common(console.oldscreen, console.screen, console.cursor_addr,
&console.tminfo);
} else {
text_update(console.oldscreen, console.screen, console.cursor_x,
console.cursor_y, &console.tminfo);
}
flush();
memcpy(console.oldscreen, console.screen, BX_CONSOLE_BUFSIZE);
}
void bx_gui_c::console_key_enq(Bit8u key)
{
if (console.n_keys < 16) {
console.keys[console.n_keys++] = key;
}
}
int bx_gui_c::bx_printf(const char *s)
{
unsigned offset;
if (!console.running) {
console_init();
}
for (unsigned i = 0; i < strlen(s); i++) {
offset = console.cursor_y * 160 + console.cursor_x * 2;
if ((s[i] != 0x08) && (s[i] != 0x0a)) {
console.screen[offset] = s[i];
console.screen[offset+1] = 0x07;
console.cursor_x++;
}
if ((s[i] == 0x0a) || (console.cursor_x == 80)) {
console.cursor_x = 0;
console.cursor_y++;
}
if (s[i] == 0x08) {
if (offset > 0) {
console.screen[offset-2] = 0x20;
console.screen[offset-1] = 0x07;
if (console.cursor_x > 0) {
console.cursor_x--;
} else {
console.cursor_x = 79;
console.cursor_y--;
}
}
}
if (console.cursor_y == 25) {
memmove(console.screen, console.screen+160, BX_CONSOLE_BUFSIZE-160);
console.cursor_y--;
offset = console.cursor_y * 160 + console.cursor_x * 2;
for (int j = 0; j < 160; j+=2) {
console.screen[offset+j] = 0x20;
console.screen[offset+j+1] = 0x07;
}
}
}
console.cursor_addr = console.cursor_y * 160 + console.cursor_x * 2;
console_refresh(0);
return strlen(s);
}
char* bx_gui_c::bx_gets(char *s, int size)
{
char keystr[2];
int pos = 0, done = 0;
int cs_counter = 1, cs_visible = 0;
set_console_edit_mode(1);
keystr[1] = 0;
do {
handle_events();
while (console.n_keys > 0) {
if ((console.keys[0] >= 0x20) && (pos < (size-1))) {
s[pos++] = console.keys[0];
keystr[0] = console.keys[0];
bx_printf(keystr);
} else if (console.keys[0] == 0x0d) {
s[pos] = 0x00;
keystr[0] = 0x0a;
bx_printf(keystr);
done = 1;
} else if ((console.keys[0] == 0x08) && (pos > 0)) {
pos--;
keystr[0] = 0x08;
bx_printf(keystr);
}
memmove(&console.keys[0], &console.keys[1], 15);
console.n_keys--;
}
#if BX_HAVE_USLEEP
usleep(25000);
#else
msleep(25);
#endif
if (--cs_counter == 0) {
cs_counter = 10;
cs_visible ^= 1;
if (cs_visible) {
console.tminfo.cs_start &= ~0x20;
} else {
console.tminfo.cs_start |= 0x20;
}
console_refresh(0);
}
} while (!done);
console.tminfo.cs_start |= 0x20;
set_console_edit_mode(0);
return s;
}
#endif
void bx_gui_c::set_command_mode(bx_bool active)
{
if (command_mode.present) {
command_mode.active = active;
}
}
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