$OpenBSD: patch-gui_term_cc,v 1.1 2001/02/02 16:59:10 todd Exp $ --- gui/term.cc.orig Fri Oct 20 09:20:43 2000 +++ gui/term.cc Fri Oct 20 15:52:26 2000 @@ -0,0 +1,566 @@ +// Copyright (C) 2000 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 + + + +#include "bochs.h" +#include "icon_bochs.h" + +extern "C" { +#include +#include +}; + +// This file defines stubs for the GUI interface, which is a +// place to start if you want to port bochs to a platform, for +// which there is no support for your native GUI, or if you want to compile +// bochs without any native GUI support (no output window or +// keyboard input will be possible). +// Look in 'x.cc', 'beos.cc', and 'win32.cc' for specific +// implementations of this interface. -Kevin + + +static void +do_scan(int key_event, int shift, int ctrl, int alt) +{ + /* XXX At some point, cache alt/ctrl/shift so only when the state + changes do we simulate a press or release, to cut down on + keyboard input to the simulated machine */ + + if(bio->getdbg().keyboard) + bio->printf("[TERM] key_event %d/0x%x %s%s%s\n", + key_event,key_event, + shift?"(shift)":"", + ctrl?"(ctrl)":"", + alt?"(alt)":""); + if(shift) + bx_devices.keyboard->gen_scancode(BX_KEY_SHIFT_L); + if(ctrl) + bx_devices.keyboard->gen_scancode(BX_KEY_CTRL_L); + if(alt) + bx_devices.keyboard->gen_scancode(BX_KEY_ALT_L); + bx_devices.keyboard->gen_scancode(key_event); + key_event |= BX_KEY_RELEASED; + + bx_devices.keyboard->gen_scancode(key_event); + if(alt) + bx_devices.keyboard->gen_scancode(BX_KEY_ALT_L|BX_KEY_RELEASED); + if(ctrl) + bx_devices.keyboard->gen_scancode(BX_KEY_CTRL_L|BX_KEY_RELEASED); + if(shift) + bx_devices.keyboard->gen_scancode(BX_KEY_SHIFT_L|BX_KEY_RELEASED); +} + +// ::SPECIFIC_INIT() +// +// Called from gui.cc, once upon program startup, to allow for the +// specific GUI code (X11, BeOS, ...) to be initialized. +// +// th: a 'this' pointer to the gui class. If a function external to the +// class needs access, store this pointer and use later. +// 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. + +static void +guisig(int signo) +{ + switch(signo) { + case SIGINT: + do_scan(BX_KEY_C,0,1,0); + break; + case SIGSTOP: + do_scan(BX_KEY_S,0,1,0); + break; + case SIGTSTP: + do_scan(BX_KEY_Z,0,1,0); + break; + default: + bio->printf("sig %d caught\n",signo); + break; + } +} + + void +bx_gui_c::specific_init(bx_gui_c *th, int argc, char **argv, unsigned tilewidth, unsigned tileheight, + unsigned headerbar_y) +{ + UNUSED(th); + UNUSED(argc); + UNUSED(argv); + UNUSED(tilewidth); + UNUSED(tileheight); + UNUSED(headerbar_y); + + UNUSED(bochs_icon_bits); // global variable + + // XXX log should be different from stderr, otherwise terminal mode really + // ends up having fun + //bio->printf("[TERM] Moving Log to another tty\n"); + //bio->init_log("/dev/ttyp5"); + //bio->printf("[TERM] Moved Log to another tty\n"); + + initscr(); + cbreak(); + curs_set(2); + keypad(stdscr,TRUE); + nodelay(stdscr, TRUE); + noecho(); + + (void)signal(SIGHUP, guisig); + (void)signal(SIGINT, guisig); + (void)signal(SIGQUIT, guisig); + (void)signal(SIGSTOP, guisig); + (void)signal(SIGTSTP, guisig); + (void)signal(SIGTERM, guisig); + + if (bx_options.private_colormap) + if(bio->getdbg().video) + bio->printf("#TERM] WARNING: private_colormap option ignored.\n"); +} + + + +void +do_char(int character,int alt) +{ + switch (character) { + case 0x9: do_scan(BX_KEY_TAB,0,0,alt); break; + case 0xa: do_scan(BX_KEY_KP_ENTER,0,0,alt); break; + case 0xd: do_scan(BX_KEY_KP_DELETE,0,0,alt); break; + //case '-': do_scan(BX_KEY_KP_SUBTRACT,0,0,alt); break; + //case '+': do_scan(BX_KEY_KP_ADD,0,0,alt); break; + //case '*': do_scan(BX_KEY_KP_MULTIPLY,0,0,alt); break; + //case '/': do_scan(BX_KEY_KP_DIVIDE,0,0,alt); break; + case 0x1: do_scan(BX_KEY_A,0,1,alt); break; + case 0x2: do_scan(BX_KEY_B,0,1,alt); break; + case 0x3: do_scan(BX_KEY_C,0,1,alt); break; + case 0x4: do_scan(BX_KEY_D,0,1,alt); break; + case 0x5: do_scan(BX_KEY_E,0,1,alt); break; + case 0x6: do_scan(BX_KEY_F,0,1,alt); break; + case 0x7: do_scan(BX_KEY_G,0,1,alt); break; + case 0x8: do_scan(BX_KEY_H,0,1,alt); break; +// case 0x9: do_scan(BX_KEY_I,0,1,alt); break; +// case 0xa: do_scan(BX_KEY_J,0,1,alt); break; + case 0xb: do_scan(BX_KEY_K,0,1,alt); break; + case 0xc: do_scan(BX_KEY_L,0,1,alt); break; +// case 0xd: do_scan(BX_KEY_M,0,1,alt); break; + case 0xe: do_scan(BX_KEY_N,0,1,alt); break; + case 0xf: do_scan(BX_KEY_O,0,1,alt); break; + case 0x10: do_scan(BX_KEY_P,0,1,alt); break; + case 0x11: do_scan(BX_KEY_Q,0,1,alt); break; + case 0x12: do_scan(BX_KEY_R,0,1,alt); break; + case 0x13: do_scan(BX_KEY_S,0,1,alt); break; + case 0x14: do_scan(BX_KEY_T,0,1,alt); break; + case 0x15: do_scan(BX_KEY_U,0,1,alt); break; + case 0x16: do_scan(BX_KEY_V,0,1,alt); break; + case 0x17: do_scan(BX_KEY_W,0,1,alt); break; + case 0x18: do_scan(BX_KEY_X,0,1,alt); break; + case 0x19: do_scan(BX_KEY_Y,0,1,alt); break; + case 0x1a: do_scan(BX_KEY_Z,0,1,alt); break; + case 0x20: do_scan(BX_KEY_SPACE,0,0,alt); break; + case 0x107: do_scan(BX_KEY_BACKSPACE,0,0,alt); break; + case 0x102: do_scan(BX_KEY_DOWN,0,0,alt); break; + case 0x103: do_scan(BX_KEY_UP,0,0,alt); break; + case 0x104: do_scan(BX_KEY_LEFT,0,0,alt); break; + case 0x105: do_scan(BX_KEY_RIGHT,0,0,alt); break; + case 0x152: do_scan(BX_KEY_PAGE_DOWN,0,0,alt); break; + case 0x153: do_scan(BX_KEY_PAGE_UP,0,0,alt); break; + case 0x106: do_scan(BX_KEY_HOME,0,0,alt); break; + case 0x168: do_scan(BX_KEY_END,0,0,alt); break; + case 0x14b: do_scan(BX_KEY_INSERT,0,0,alt); break; + case 0x7f: do_scan(BX_KEY_DELETE,0,0,alt); break; + case 0x1b: do_scan(BX_KEY_ESC,0,0,alt); break; + case '!': do_scan(BX_KEY_1,1,0,alt); break; + case '\'': do_scan(BX_KEY_SINGLE_QUOTE,0,0,alt); break; + case '#': do_scan(BX_KEY_3,1,0,alt); break; + case '$': do_scan(BX_KEY_4,1,0,alt); break; + case '%': do_scan(BX_KEY_5,1,0,alt); break; + case '^': do_scan(BX_KEY_6,1,0,alt); break; + case '&': do_scan(BX_KEY_7,1,0,alt); break; + case '"': do_scan(BX_KEY_SINGLE_QUOTE,1,0,alt); break; + + // ()*+,-./ + case '(': do_scan(BX_KEY_9,1,0,alt); break; + case ')': do_scan(BX_KEY_0,1,0,alt); break; + case '*': do_scan(BX_KEY_8,1,0,alt); break; + case '+': do_scan(BX_KEY_EQUALS,1,0,alt); break; + case ',': do_scan(BX_KEY_COMMA,0,0,alt); break; + case '-': do_scan(BX_KEY_MINUS,0,0,alt); break; + case '.': do_scan(BX_KEY_PERIOD,0,0,alt); break; + case '/': do_scan(BX_KEY_SLASH,0,0,alt); break; + + // 01234567 + case '0': do_scan(BX_KEY_0,0,0,alt); break; + case '1': do_scan(BX_KEY_1,0,0,alt); break; + case '2': do_scan(BX_KEY_2,0,0,alt); break; + case '3': do_scan(BX_KEY_3,0,0,alt); break; + case '4': do_scan(BX_KEY_4,0,0,alt); break; + case '5': do_scan(BX_KEY_5,0,0,alt); break; + case '6': do_scan(BX_KEY_6,0,0,alt); break; + case '7': do_scan(BX_KEY_7,0,0,alt); break; + + // 89:;<=>? + case '8': do_scan(BX_KEY_8,0,0,alt); break; + case '9': do_scan(BX_KEY_9,0,0,alt); break; + case ':': do_scan(BX_KEY_SEMICOLON,1,0,alt); break; + case ';': do_scan(BX_KEY_SEMICOLON,0,0,alt); break; + case '<': do_scan(BX_KEY_COMMA,1,0,alt); break; + case '=': do_scan(BX_KEY_EQUALS,0,0,alt); break; + case '>': do_scan(BX_KEY_PERIOD,1,0,alt); break; + case '?': do_scan(BX_KEY_SLASH,1,0,alt); break; + + // @ABCDEFG + case '@': do_scan(BX_KEY_2,1,0,alt); break; + case 'A': do_scan(BX_KEY_A,1,0,alt); break; + case 'B': do_scan(BX_KEY_B,1,0,alt); break; + case 'C': do_scan(BX_KEY_C,1,0,alt); break; + case 'D': do_scan(BX_KEY_D,1,0,alt); break; + case 'E': do_scan(BX_KEY_E,1,0,alt); break; + case 'F': do_scan(BX_KEY_F,1,0,alt); break; + case 'G': do_scan(BX_KEY_G,1,0,alt); break; + + + // HIJKLMNO + case 'H': do_scan(BX_KEY_H,1,0,alt); break; + case 'I': do_scan(BX_KEY_I,1,0,alt); break; + case 'J': do_scan(BX_KEY_J,1,0,alt); break; + case 'K': do_scan(BX_KEY_K,1,0,alt); break; + case 'L': do_scan(BX_KEY_L,1,0,alt); break; + case 'M': do_scan(BX_KEY_M,1,0,alt); break; + case 'N': do_scan(BX_KEY_N,1,0,alt); break; + case 'O': do_scan(BX_KEY_O,1,0,alt); break; + + + // PQRSTUVW + case 'P': do_scan(BX_KEY_P,1,0,alt); break; + case 'Q': do_scan(BX_KEY_Q,1,0,alt); break; + case 'R': do_scan(BX_KEY_R,1,0,alt); break; + case 'S': do_scan(BX_KEY_S,1,0,alt); break; + case 'T': do_scan(BX_KEY_T,1,0,alt); break; + case 'U': do_scan(BX_KEY_U,1,0,alt); break; + case 'V': do_scan(BX_KEY_V,1,0,alt); break; + case 'W': do_scan(BX_KEY_W,1,0,alt); break; + + // XYZ[\]^_ + case 'X': do_scan(BX_KEY_X,1,0,alt); break; + case 'Y': do_scan(BX_KEY_Y,1,0,alt); break; + case 'Z': do_scan(BX_KEY_Z,1,0,alt); break; + case '{': do_scan(BX_KEY_LEFT_BRACKET,1,0,alt); break; + case '|': do_scan(BX_KEY_BACKSLASH,1,0,alt); break; + case '}': do_scan(BX_KEY_RIGHT_BRACKET,1,0,alt); break; + case '_': do_scan(BX_KEY_MINUS,1,0,alt); break; + + // `abcdefg + case '`': do_scan(BX_KEY_GRAVE,0,0,alt); break; + case 'a': do_scan(BX_KEY_A,0,0,alt); break; + case 'b': do_scan(BX_KEY_B,0,0,alt); break; + case 'c': do_scan(BX_KEY_C,0,0,alt); break; + case 'd': do_scan(BX_KEY_D,0,0,alt); break; + case 'e': do_scan(BX_KEY_E,0,0,alt); break; + case 'f': do_scan(BX_KEY_F,0,0,alt); break; + case 'g': do_scan(BX_KEY_G,0,0,alt); break; + + // hijklmno + case 'h': do_scan(BX_KEY_H,0,0,alt); break; + case 'i': do_scan(BX_KEY_I,0,0,alt); break; + case 'j': do_scan(BX_KEY_J,0,0,alt); break; + case 'k': do_scan(BX_KEY_K,0,0,alt); break; + case 'l': do_scan(BX_KEY_L,0,0,alt); break; + case 'm': do_scan(BX_KEY_M,0,0,alt); break; + case 'n': do_scan(BX_KEY_N,0,0,alt); break; + case 'o': do_scan(BX_KEY_O,0,0,alt); break; + + // pqrstuvw + case 'p': do_scan(BX_KEY_P,0,0,alt); break; + case 'q': do_scan(BX_KEY_Q,0,0,alt); break; + case 'r': do_scan(BX_KEY_R,0,0,alt); break; + case 's': do_scan(BX_KEY_S,0,0,alt); break; + case 't': do_scan(BX_KEY_T,0,0,alt); break; + case 'u': do_scan(BX_KEY_U,0,0,alt); break; + case 'v': do_scan(BX_KEY_V,0,0,alt); break; + case 'w': do_scan(BX_KEY_W,0,0,alt); break; + + // xyz{|}~ + case 'x': do_scan(BX_KEY_X,0,0,alt); break; + case 'y': do_scan(BX_KEY_Y,0,0,alt); break; + case 'z': do_scan(BX_KEY_Z,0,0,alt); break; + case '[': do_scan(BX_KEY_LEFT_BRACKET,0,0,alt); break; + case '\\': do_scan(BX_KEY_BACKSLASH,0,0,alt); break; + case ']': do_scan(BX_KEY_RIGHT_BRACKET,0,0,alt); break; + case '~': do_scan(BX_KEY_GRAVE,1,0,alt); break; + default: + if(character > 0x79) { + do_char(character - 0x80,1); + break; + } + + bio->printf("[TERM] character unhandled: 0x%x\n",character); + break; + } +} + + +// ::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_gui_c::handle_events(void) +{ + unsigned int character; + while((character = getch()) != ERR) { + if(bio->getdbg().keyboard) + bio->printf("[TERM] scancode(0x%x)\n",character); + do_char(character,0); + } +} + + + +// ::FLUSH() +// +// Called periodically, requesting that the gui code flush all pending +// screen update requests. + + void +bx_gui_c::flush(void) +{ + refresh(); +} + + +// ::CLEAR_SCREEN() +// +// Called to request that the VGA region is cleared. Don't +// clear the area that defines the headerbar. + + void +bx_gui_c::clear_screen(void) +{ + if(bio->getdbg().video) + bio->printf("[TERM] Ignored clear_screeen()\n"); +} + +// ::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 4000 bytes long. +// This represents 80 characters wide by 25 high, with +// each character being 2 bytes. The first by is the +// character value, the second is the attribute byte. +// I currently don't handle the attribute byte. +// +// cursor_x: new x location of cursor +// cursor_y: new y location of cursor + + void +bx_gui_c::text_update(Bit8u *old_text, Bit8u *new_text, + unsigned long cursor_x, unsigned long cursor_y, + unsigned nrows) +{ + unsigned ncols = 4000/nrows/2; + // XXX There has GOT to be a better way of doing this + for(int i=0;i<4001;i+=2) { + if( old_text[i] != new_text[i] ) { + mvaddch((i/2)/ncols,(i/2)%ncols,new_text[i]); + } + } + + //mvcur(0,0,cursor_y,cursor_x); + + if(cursor_x>0) + cursor_x--; + else { + cursor_x=79; + cursor_y--; + } + mvaddch(cursor_y,cursor_x,new_text[(cursor_y*80+cursor_x)*2]); +} + + +// ::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) + + Boolean +bx_gui_c::palette_change(unsigned index, unsigned red, unsigned green, unsigned blue) +{ + if(bio->getdbg().video) + bio->printf("[TERM] color pallete request (%d,%d,%d,%d) ignored\n", + index,red,green,blue); + return(0); +} + + +// ::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_gui_c::graphics_tile_update(Bit8u *tile, unsigned x0, unsigned y0) +{ + UNUSED(tile); + UNUSED(x0); + UNUSED(y0); +} + + + +// ::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(). + + void +bx_gui_c::dimension_update(unsigned x, unsigned y) +{ + UNUSED(x); + UNUSED(y); +} + + +// ::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_gui_c::create_bitmap(const unsigned char *bmap, unsigned xdim, unsigned ydim) +{ + UNUSED(bmap); + UNUSED(xdim); + UNUSED(ydim); + return(0); +} + + +// ::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_gui_c::headerbar_bitmap(unsigned bmap_id, unsigned alignment, void (*f)(void)) +{ + UNUSED(bmap_id); + UNUSED(alignment); + UNUSED(f); + return(0); +} + + +// ::SHOW_HEADERBAR() +// +// Show (redraw) the current headerbar, which is composed of +// currently installed bitmaps. + + void +bx_gui_c::show_headerbar(void) +{ +} + + +// ::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_gui_c::replace_bitmap(unsigned hbar_id, unsigned bmap_id) +{ + UNUSED(hbar_id); + UNUSED(bmap_id); +} + + +// ::EXIT() +// +// Called before bochs terminates, to allow for a graceful +// exit from the native GUI mechanism. + + void +bx_gui_c::exit(void) +{ + flush(); + echo(); + nocbreak(); + if(bio->getdbg().video) + bio->printf("[TERM] exiting\n"); +}