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Sweden-Number/programs/wineconsole/curses.c

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/*
* a GUI application for displaying a console
* (N)Curses back end
*
* Copyright 2002 Eric Pouech
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* Known issues & FIXME:
* - not all key mapping functions have been written
* - allow dyn loading of curses library (extreme care should be taken for
* functions which can be implemented as macros)
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#ifdef HAVE_CURSES_H
#include <curses.h>
#endif
#ifdef HAVE_NCURSES_H
#include <ncurses.h>
#endif
#include <unistd.h>
#include <winnls.h>
#include "winecon_private.h"
#include "wine/server.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(wineconsole);
#define PRIVATE(data) ((struct inner_data_curse*)((data)->private))
#if defined(HAVE_CURSES_H) || defined(HAVE_NCURSES_H)
struct inner_data_curse
{
mmask_t initial_mouse_mask;
HANDLE hInput;
WINDOW* pad;
chtype* line;
};
/******************************************************************
* WCCURSES_ResizeScreenBuffer
*
*
*/
static void WCCURSES_ResizeScreenBuffer(struct inner_data* data)
{
/* reallocate a new pad. next event would redraw the whole pad */
if (PRIVATE(data)->pad) delwin(PRIVATE(data)->pad);
PRIVATE(data)->pad = newpad(data->curcfg.sb_height, data->curcfg.sb_width);
if (!PRIVATE(data)->pad)
WINE_FIXME("Cannot create pad\n");
PRIVATE(data)->line = HeapReAlloc(GetProcessHeap(), 0, PRIVATE(data)->line,
sizeof(chtype) * data->curcfg.sb_width);
}
/******************************************************************
* WCCURSES_PosCursor
*
* Set a new position for the cursor (and refresh any modified part of our pad)
*/
static void WCCURSES_PosCursor(const struct inner_data* data)
{
if (data->curcfg.cursor_visible &&
data->cursor.Y >= data->curcfg.win_pos.Y &&
data->cursor.Y < data->curcfg.win_pos.Y + data->curcfg.win_height &&
data->cursor.X >= data->curcfg.win_pos.X &&
data->cursor.X < data->curcfg.win_pos.X + data->curcfg.win_width)
{
if (curs_set(2) == ERR) curs_set(1);
wmove(PRIVATE(data)->pad, data->cursor.Y, data->cursor.X);
}
else
{
curs_set(0);
}
prefresh(PRIVATE(data)->pad,
data->curcfg.win_pos.Y, data->curcfg.win_pos.X,
0, 0, data->curcfg.win_height, data->curcfg.win_width);
}
/******************************************************************
* WCCURSES_ShapeCursor
*
* Sets a new shape for the cursor
*/
void WCCURSES_ShapeCursor(struct inner_data* data, int size, int vis, BOOL force)
{
/* we can't do much about the size... */
data->curcfg.cursor_size = size;
data->curcfg.cursor_visible = vis ? TRUE : FALSE;
WCCURSES_PosCursor(data);
}
/******************************************************************
* WCCURSES_ComputePositions
*
* Recomputes all the components (mainly scroll bars) positions
*/
void WCCURSES_ComputePositions(struct inner_data* data)
{
if (PRIVATE(data)->pad) WCCURSES_PosCursor(data);
}
/******************************************************************
* WCCURSES_SetTitle
*
* Sets the title to the wine console
*/
static void WCCURSES_SetTitle(const struct inner_data* data)
{
WCHAR wbuf[256];
if (WINECON_GetConsoleTitle(data->hConIn, wbuf, sizeof(wbuf)/sizeof(WCHAR)))
{
char buffer[256];
WideCharToMultiByte(CP_ACP, 0, wbuf, -1, buffer, sizeof(buffer),
NULL, NULL);
fputs("\033]2;", stdout);
fputs(buffer, stdout);
fputc('\a', stdout);
fflush(stdout);
}
}
/******************************************************************
* Refresh
*
*
*/
static void WCCURSES_Refresh(const struct inner_data* data, int tp, int bm)
{
int x, y;
CHAR_INFO* cell;
DWORD attr;
char ch;
for (y = tp; y <= bm; y++)
{
cell = &data->cells[y * data->curcfg.sb_width];
for (x = 0; x < data->curcfg.sb_width; x++)
{
WideCharToMultiByte(CP_ACP, 0, &cell[x].Char.UnicodeChar, 1,
&ch, 1, NULL, NULL);
attr = (BYTE)ch;
if (cell[x].Attributes & FOREGROUND_RED) attr |= COLOR_PAIR(COLOR_RED);
if (cell[x].Attributes & FOREGROUND_BLUE) attr |= COLOR_PAIR(COLOR_BLUE);
if (cell[x].Attributes & FOREGROUND_GREEN) attr |= COLOR_PAIR(COLOR_GREEN);
if (cell[x].Attributes & BACKGROUND_RED) attr |= COLOR_PAIR(COLOR_RED << 3);
if (cell[x].Attributes & BACKGROUND_BLUE) attr |= COLOR_PAIR(COLOR_BLUE << 3);
if (cell[x].Attributes & BACKGROUND_GREEN) attr |= COLOR_PAIR(COLOR_GREEN << 3);
if (cell[x].Attributes & FOREGROUND_INTENSITY) attr |= A_BOLD;
PRIVATE(data)->line[x] = attr;
}
mvwaddchnstr(PRIVATE(data)->pad, y, 0, PRIVATE(data)->line, data->curcfg.sb_width);
}
prefresh(PRIVATE(data)->pad,
data->curcfg.win_pos.Y, data->curcfg.win_pos.X,
0, 0, data->curcfg.win_height, data->curcfg.win_width);
}
/******************************************************************
* WCCURSES_Scroll
*
*
*/
static void WCCURSES_Scroll(struct inner_data* data, int pos, BOOL horz)
{
if (horz)
{
data->curcfg.win_pos.X = pos;
}
else
{
data->curcfg.win_pos.Y = pos;
}
WCCURSES_PosCursor(data);
}
/******************************************************************
* WCCURSES_SetFont
*
*
*/
static void WCCURSES_SetFont(struct inner_data* data, const WCHAR* font,
unsigned height, unsigned weight)
{
/* FIXME: really not much to do ? */
}
/* Ascii -> VK, generated by calling VkKeyScanA(i) */
static int vkkeyscan_table[256] =
{
0,0,0,0,0,0,0,0,8,9,0,0,0,13,0,0,0,0,0,19,145,556,0,0,0,0,0,27,0,0,0,
0,32,305,478,307,308,309,311,222,313,304,312,443,188,189,190,191,48,
49,50,51,52,53,54,55,56,57,442,186,444,187,446,447,306,321,322,323,
324,325,326,327,328,329,330,331,332,333,334,335,336,337,338,339,340,
341,342,343,344,345,346,219,220,221,310,445,192,65,66,67,68,69,70,71,
72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,475,476,477,
448,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,400,0,0,0,0,0,0
};
static int mapvkey_0[256] =
{
0,0,0,0,0,0,0,0,14,15,0,0,0,28,0,0,42,29,56,69,58,0,0,0,0,0,0,1,0,0,
0,0,57,73,81,79,71,75,72,77,80,0,0,0,55,82,83,0,11,2,3,4,5,6,7,8,9,
10,0,0,0,0,0,0,0,30,48,46,32,18,33,34,35,23,36,37,38,50,49,24,25,16,
19,31,20,22,47,17,45,21,44,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,55,78,0,74,
0,53,59,60,61,62,63,64,65,66,67,68,87,88,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,69,70,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,39,13,51,12,52,53,41,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,26,43,27,40,76,96,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
};
/******************************************************************
* WCCURSES_FillSimpleChar
*
*
*/
static unsigned WCCURSES_FillSimpleChar(INPUT_RECORD* ir, unsigned inchar)
{
unsigned vk;
unsigned second;
DWORD cks = 0;
switch (inchar)
{
case 127: inchar = '\b'; break;
case 10: inchar = '\r'; break;
case 27:
/* we assume that ESC & and the second character are atomically generated
* otherwise, we'll have a race here
*/
if ((second = wgetch(stdscr)) != ERR)
{
/* we got a alt-something key... */
/* FIXME: we don't generate the keydown message for the Alt key */
cks = LEFT_ALT_PRESSED;
inchar = second;
}
break;
}
ir->EventType = KEY_EVENT;
ir->Event.KeyEvent.bKeyDown = 1;
ir->Event.KeyEvent.wRepeatCount = 1;
ir->Event.KeyEvent.dwControlKeyState = cks;
vk = vkkeyscan_table[inchar];
if (vk & 0x0100)
ir->Event.KeyEvent.dwControlKeyState |= SHIFT_PRESSED;
if (vk & 0x0200 || (unsigned char)inchar <= 26)
ir->Event.KeyEvent.dwControlKeyState |= LEFT_CTRL_PRESSED;
if (vk & 0x0400)
ir->Event.KeyEvent.dwControlKeyState |= LEFT_ALT_PRESSED;
ir->Event.KeyEvent.wVirtualKeyCode = vk;
ir->Event.KeyEvent.wVirtualScanCode = mapvkey_0[vk & 0x00ff]; /* VirtualKeyCodes to ScanCode */
ir->Event.KeyEvent.uChar.UnicodeChar = (unsigned char)inchar;
return TRUE;
}
/******************************************************************
* WCCURSES_FillComplexChar
*
*
*/
static unsigned WCCURSES_FillComplexChar(INPUT_RECORD* ir, WORD vk, WORD kc)
{
ir->EventType = KEY_EVENT;
ir->Event.KeyEvent.bKeyDown = 1;
ir->Event.KeyEvent.wRepeatCount = 1;
ir->Event.KeyEvent.dwControlKeyState = 0;
ir->Event.KeyEvent.wVirtualScanCode = vk;
ir->Event.KeyEvent.wVirtualKeyCode = kc;
ir->Event.KeyEvent.dwControlKeyState |= ENHANCED_KEY;
ir->Event.KeyEvent.uChar.UnicodeChar = 0;
return TRUE;
}
/******************************************************************
* WCCURSES_FillMouse
*
*
*/
static unsigned WCCURSES_FillMouse(INPUT_RECORD* ir)
{
static unsigned bstate /* = 0 */;
static COORD pos /* = {0, 0} */;
MEVENT mevt;
if (getmouse(&mevt) == ERR)
return FALSE;
WINE_TRACE("[%u]: (%d, %d) %08lx\n",
mevt.id, mevt.x, mevt.y, (unsigned long)mevt.bstate);
/* macros to ease mapping ncurse button numbering to windows's one */
#define BTN1_BIT FROM_LEFT_1ST_BUTTON_PRESSED
#define BTN2_BIT RIGHTMOST_BUTTON_PRESSED
#define BTN3_BIT FROM_LEFT_2ND_BUTTON_PRESSED
#define BTN4_BIT 0 /* not done yet */
if (mevt.bstate & BUTTON1_PRESSED) bstate |= BTN1_BIT;
if (mevt.bstate & BUTTON1_RELEASED) bstate &= ~BTN1_BIT;
if (mevt.bstate & BUTTON2_PRESSED) bstate |= BTN2_BIT;
if (mevt.bstate & BUTTON2_RELEASED) bstate &= ~BTN2_BIT;
if (mevt.bstate & BUTTON3_PRESSED) bstate |= BTN3_BIT;
if (mevt.bstate & BUTTON3_RELEASED) bstate &= ~BTN3_BIT;
ir->EventType = MOUSE_EVENT;
ir->Event.MouseEvent.dwMousePosition.X = mevt.x;
ir->Event.MouseEvent.dwMousePosition.Y = mevt.y;
ir->Event.MouseEvent.dwButtonState = bstate;
/* partial conversion */
ir->Event.MouseEvent.dwControlKeyState = 0;
if (mevt.bstate & BUTTON_SHIFT) ir->Event.MouseEvent.dwControlKeyState |= SHIFT_PRESSED;
/* choose to map to left ctrl... could use both ? */
if (mevt.bstate & BUTTON_CTRL) ir->Event.MouseEvent.dwControlKeyState |= LEFT_CTRL_PRESSED;
/* choose to map to left alt... could use both ? */
if (mevt.bstate & BUTTON_ALT) ir->Event.MouseEvent.dwControlKeyState |= LEFT_ALT_PRESSED;
/* FIXME: unsupported yet flags: CAPSLOCK_ON, ENHANCED_KEY (??), NUMLOCK_ON, SCROLLLOCK_ON
* could be reported from the key events...
*/
ir->Event.MouseEvent.dwEventFlags = 0;
/* FIXME: we no longer generate double click events */
if (!(mevt.bstate & (BUTTON1_PRESSED|BUTTON1_RELEASED|BUTTON2_PRESSED|BUTTON2_RELEASED|BUTTON3_PRESSED|BUTTON3_RELEASED)) &&
(mevt.x != pos.X || mevt.y != pos.Y))
{
ir->Event.MouseEvent.dwEventFlags |= MOUSE_MOVED;
}
pos.X = mevt.x; pos.Y = mevt.y;
return FALSE;
}
/******************************************************************
* WCCURSES_FillCode
*
*
*/
static unsigned WCCURSES_FillCode(INPUT_RECORD* ir, int inchar)
{
unsigned secondEvent = 0;
switch (inchar)
{
case KEY_BREAK:
goto notFound;
case KEY_DOWN:
secondEvent = WCCURSES_FillComplexChar(ir, 0x50, 0x28);
break;
case KEY_UP:
secondEvent = WCCURSES_FillComplexChar(ir, 0x48, 0x26);
break;
case KEY_LEFT:
secondEvent = WCCURSES_FillComplexChar(ir, 0x4b, 0x25);
break;
case KEY_RIGHT:
secondEvent = WCCURSES_FillComplexChar(ir, 0x4d, 0x27);
break;
case KEY_HOME:
secondEvent = WCCURSES_FillComplexChar(ir, 0x47, 0x24);
break;
case KEY_BACKSPACE:
secondEvent = WCCURSES_FillSimpleChar(ir, '\b');
break;
case KEY_F0: /* up to F63 */
goto notFound;
case KEY_F( 1):
case KEY_F( 2):
case KEY_F( 3):
case KEY_F( 4):
case KEY_F( 5):
case KEY_F( 6):
case KEY_F( 7):
case KEY_F( 8):
case KEY_F( 9):
case KEY_F(10):
secondEvent = WCCURSES_FillComplexChar(ir, 0x3b + inchar - KEY_F(1), 0);
break;
case KEY_F(11):
case KEY_F(12):
secondEvent = WCCURSES_FillComplexChar(ir, 0xd9 + inchar - KEY_F(11), 0);
break;
case KEY_DL:
case KEY_IL:
case KEY_DC:
case KEY_IC:
case KEY_EIC:
case KEY_CLEAR:
case KEY_EOS:
case KEY_EOL:
case KEY_SF:
case KEY_SR:
goto notFound;
case KEY_NPAGE:
secondEvent = WCCURSES_FillComplexChar(ir, 0x51, 0x22);
break;
case KEY_PPAGE:
secondEvent = WCCURSES_FillComplexChar(ir, 0x49, 0x21);
break;
case KEY_STAB:
case KEY_CTAB:
case KEY_CATAB:
case KEY_ENTER:
case KEY_SRESET:
case KEY_RESET:
case KEY_PRINT:
case KEY_LL:
case KEY_A1:
case KEY_A3:
case KEY_B2:
case KEY_C1:
case KEY_C3:
case KEY_BTAB:
case KEY_BEG:
case KEY_CANCEL:
case KEY_CLOSE:
case KEY_COMMAND:
case KEY_COPY:
case KEY_CREATE:
case KEY_END:
case KEY_EXIT:
case KEY_FIND:
case KEY_HELP:
case KEY_MARK:
case KEY_MESSAGE:
goto notFound;
case KEY_MOUSE:
secondEvent = WCCURSES_FillMouse(ir);
break;
case KEY_MOVE:
case KEY_NEXT:
case KEY_OPEN:
case KEY_OPTIONS:
case KEY_PREVIOUS:
case KEY_REDO:
case KEY_REFERENCE:
case KEY_REFRESH:
case KEY_REPLACE:
case KEY_RESIZE:
case KEY_RESTART:
case KEY_RESUME:
case KEY_SAVE:
case KEY_SBEG:
case KEY_SCANCEL:
case KEY_SCOMMAND:
case KEY_SCOPY:
case KEY_SCREATE:
case KEY_SDC:
case KEY_SDL:
case KEY_SELECT:
case KEY_SEND:
case KEY_SEOL:
case KEY_SEXIT:
case KEY_SFIND:
case KEY_SHELP:
case KEY_SHOME:
case KEY_SIC:
case KEY_SLEFT:
case KEY_SMESSAGE:
case KEY_SMOVE:
case KEY_SNEXT:
case KEY_SOPTIONS:
case KEY_SPREVIOUS:
case KEY_SPRINT:
case KEY_SREDO:
case KEY_SREPLACE:
case KEY_SRIGHT:
case KEY_SRSUME:
case KEY_SSAVE:
case KEY_SSUSPEND:
case KEY_SUNDO:
case KEY_SUSPEND:
case KEY_UNDO:
notFound:
WINE_FIXME("Not done yet (%d)\n", inchar);
break;
default:
WINE_ERR("Unknown val (%d)\n", inchar);
break;
}
return secondEvent;
}
/******************************************************************
* WCCURSES_GetEvents
*
*
*/
static void WCCURSES_GetEvents(struct inner_data* data)
{
int inchar;
INPUT_RECORD ir[2];
unsigned secondEvent = 0;
DWORD n;
if ((inchar = wgetch(stdscr)) == ERR) {WINE_FIXME("Ooch. somebody beat us\n");return;}
WINE_TRACE("Got %d\n", inchar);
ir->EventType = 0;
if (inchar & KEY_CODE_YES)
{
secondEvent = WCCURSES_FillCode(ir, inchar);
}
else
{
secondEvent = WCCURSES_FillSimpleChar(ir, inchar);
}
if (secondEvent != 0)
{
ir[1] = ir[0];
switch (ir[1].EventType)
{
case KEY_EVENT:
ir[1].Event.KeyEvent.bKeyDown = 0;
break;
case MOUSE_EVENT:
ir[1].Event.MouseEvent.dwButtonState &= ~secondEvent;
break;
default:
WINE_FIXME("oooo\n");
break;
}
}
if (ir[0].EventType != 0)
WriteConsoleInput(data->hConIn, ir, secondEvent ? 2 : 1, &n);
}
/******************************************************************
* WCCURSES_DeleteBackend
*
*
*/
static void WCCURSES_DeleteBackend(struct inner_data* data)
{
mmask_t mm;
if (!PRIVATE(data)) return;
CloseHandle(PRIVATE(data)->hInput);
delwin(PRIVATE(data)->pad);
mousemask(PRIVATE(data)->initial_mouse_mask, &mm);
endwin();
HeapFree(GetProcessHeap(), 0, PRIVATE(data)->line);
HeapFree(GetProcessHeap(), 0, PRIVATE(data));
PRIVATE(data) = NULL;
}
/******************************************************************
* WCCURSES_MainLoop
*
*
*/
static int WCCURSES_MainLoop(struct inner_data* data)
{
HANDLE hin[2];
hin[0] = PRIVATE(data)->hInput;
hin[1] = data->hSynchro;
for (;;)
{
unsigned ret = WaitForMultipleObjects(2, hin, FALSE, INFINITE);
switch (ret)
{
case WAIT_OBJECT_0:
WCCURSES_GetEvents(data);
break;
case WAIT_OBJECT_0+1:
if (!WINECON_GrabChanges(data)) return 0;
break;
default:
WINE_ERR("got pb\n");
/* err */
break;
}
}
}
/******************************************************************
* WCCURSES_InitBackend
*
* Initialisation part II: creation of window.
*
*/
BOOL WCCURSES_InitBackend(struct inner_data* data)
{
data->private = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(struct inner_data_curse));
if (!data->private) return FALSE;
data->fnMainLoop = WCCURSES_MainLoop;
data->fnPosCursor = WCCURSES_PosCursor;
data->fnShapeCursor = WCCURSES_ShapeCursor;
data->fnComputePositions = WCCURSES_ComputePositions;
data->fnRefresh = WCCURSES_Refresh;
data->fnResizeScreenBuffer = WCCURSES_ResizeScreenBuffer;
data->fnSetTitle = WCCURSES_SetTitle;
data->fnScroll = WCCURSES_Scroll;
data->fnSetFont = WCCURSES_SetFont;
data->fnDeleteBackend = WCCURSES_DeleteBackend;
if (wine_server_fd_to_handle(0, GENERIC_READ|SYNCHRONIZE, FALSE,
(obj_handle_t*)&PRIVATE(data)->hInput))
{
WINE_FIXME("Cannot open 0\n");
return 0;
}
initscr();
/* creating the basic colors - FIXME intensity not handled yet */
if (has_colors())
{
int i, j;
start_color();
for (i = 0; i < 8; i++)
for (j = 0; j < 8; j++)
init_pair(i | (j << 3), i, j);
}
raw();
noecho();
intrflush(stdscr, FALSE);
nodelay(stdscr, TRUE);
keypad(stdscr, TRUE);
mousemask(0xffffffff, &PRIVATE(data)->initial_mouse_mask);
/* no click event generation... we just need button up/down event */
mouseinterval(-1);
return TRUE;
}
#else
BOOL WCCURSES_InitBackend(struct inner_data* data)
{
return FALSE;
}
#endif
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