1 |
/* -*- c-basic-offset: 8 -*- |
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rdesktop: A Remote Desktop Protocol client. |
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User interface services - X Window System |
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Copyright (C) Matthew Chapman 1999-2002 |
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|
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*/ |
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|
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#include <X11/Xlib.h> |
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#include <X11/Xutil.h> |
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#include <time.h> |
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#include <errno.h> |
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#include "rdesktop.h" |
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#include "xproto.h" |
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|
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extern int g_width; |
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extern int g_height; |
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extern BOOL g_sendmotion; |
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extern BOOL g_fullscreen; |
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extern BOOL grab_keyboard; |
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extern BOOL hide_decorations; |
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extern char title[]; |
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extern int g_server_bpp; |
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extern int win_button_size; |
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BOOL g_enable_compose = False; |
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BOOL g_focused; |
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BOOL g_mouse_in_wnd; |
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|
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Display *display; |
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Time last_gesturetime; |
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static int x_socket; |
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static Screen *screen; |
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Window wnd; |
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static GC gc; |
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static Visual *visual; |
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static int depth; |
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static int bpp; |
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static XIM IM; |
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static XIC IC; |
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static XModifierKeymap *mod_map; |
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static Cursor current_cursor; |
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static Atom protocol_atom, kill_atom; |
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|
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/* endianness */ |
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static BOOL host_be; |
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static BOOL xserver_be; |
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|
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/* software backing store */ |
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static BOOL ownbackstore; |
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static Pixmap backstore; |
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|
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/* Moving in single app mode */ |
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static BOOL moving_wnd; |
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static int move_x_offset = 0; |
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static int move_y_offset = 0; |
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|
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/* MWM decorations */ |
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#define MWM_HINTS_DECORATIONS (1L << 1) |
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#define PROP_MOTIF_WM_HINTS_ELEMENTS 5 |
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typedef struct |
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{ |
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uint32 flags; |
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uint32 functions; |
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uint32 decorations; |
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sint32 inputMode; |
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uint32 status; |
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} |
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PropMotifWmHints; |
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|
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typedef struct |
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{ |
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uint32 red; |
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uint32 green; |
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uint32 blue; |
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} |
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PixelColour; |
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|
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|
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#define FILL_RECTANGLE(x,y,cx,cy)\ |
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{ \ |
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XFillRectangle(display, wnd, gc, x, y, cx, cy); \ |
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if (ownbackstore) \ |
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XFillRectangle(display, backstore, gc, x, y, cx, cy); \ |
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} |
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|
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#define FILL_RECTANGLE_BACKSTORE(x,y,cx,cy)\ |
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{ \ |
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XFillRectangle(display, ownbackstore ? backstore : wnd, gc, x, y, cx, cy); \ |
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} |
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|
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/* colour maps */ |
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BOOL owncolmap = False; |
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static Colormap xcolmap; |
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static uint32 *colmap = NULL; |
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|
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#define TRANSLATE(col) ( g_server_bpp != 8 ? translate_colour(col) : owncolmap ? col : translate_colour(colmap[col]) ) |
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#define SET_FOREGROUND(col) XSetForeground(display, gc, TRANSLATE(col)); |
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#define SET_BACKGROUND(col) XSetBackground(display, gc, TRANSLATE(col)); |
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|
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static int rop2_map[] = { |
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GXclear, /* 0 */ |
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GXnor, /* DPon */ |
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GXandInverted, /* DPna */ |
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GXcopyInverted, /* Pn */ |
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GXandReverse, /* PDna */ |
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GXinvert, /* Dn */ |
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GXxor, /* DPx */ |
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GXnand, /* DPan */ |
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GXand, /* DPa */ |
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GXequiv, /* DPxn */ |
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GXnoop, /* D */ |
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GXorInverted, /* DPno */ |
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GXcopy, /* P */ |
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GXorReverse, /* PDno */ |
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GXor, /* DPo */ |
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GXset /* 1 */ |
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}; |
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|
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#define SET_FUNCTION(rop2) { if (rop2 != ROP2_COPY) XSetFunction(display, gc, rop2_map[rop2]); } |
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#define RESET_FUNCTION(rop2) { if (rop2 != ROP2_COPY) XSetFunction(display, gc, GXcopy); } |
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|
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static void |
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mwm_hide_decorations(void) |
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{ |
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PropMotifWmHints motif_hints; |
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Atom hintsatom; |
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|
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/* setup the property */ |
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motif_hints.flags = MWM_HINTS_DECORATIONS; |
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motif_hints.decorations = 0; |
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|
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/* get the atom for the property */ |
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hintsatom = XInternAtom(display, "_MOTIF_WM_HINTS", False); |
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if (!hintsatom) |
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{ |
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warning("Failed to get atom _MOTIF_WM_HINTS: probably your window manager does not support MWM hints\n"); |
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return; |
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} |
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|
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XChangeProperty(display, wnd, hintsatom, hintsatom, 32, PropModeReplace, |
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(unsigned char *) &motif_hints, PROP_MOTIF_WM_HINTS_ELEMENTS); |
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} |
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|
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static PixelColour |
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split_colour15(uint32 colour) |
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{ |
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PixelColour rv; |
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rv.red = (colour & 0x7c00) >> 10; |
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rv.red = (rv.red * 0xff) / 0x1f; |
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rv.green = (colour & 0x03e0) >> 5; |
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rv.green = (rv.green * 0xff) / 0x1f; |
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rv.blue = (colour & 0x1f); |
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rv.blue = (rv.blue * 0xff) / 0x1f; |
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return rv; |
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} |
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|
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static PixelColour |
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split_colour16(uint32 colour) |
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{ |
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PixelColour rv; |
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rv.red = (colour & 0xf800) >> 11; |
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rv.red = (rv.red * 0xff) / 0x1f; |
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rv.green = (colour & 0x07e0) >> 5; |
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rv.green = (rv.green * 0xff) / 0x3f; |
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rv.blue = (colour & 0x001f); |
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rv.blue = (rv.blue * 0xff) / 0x1f; |
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return rv; |
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} |
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|
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static PixelColour |
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split_colour24(uint32 colour) |
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{ |
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PixelColour rv; |
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rv.blue = (colour & 0xff0000) >> 16; |
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rv.green = (colour & 0xff00) >> 8; |
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rv.red = (colour & 0xff); |
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return rv; |
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} |
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|
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static uint32 |
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make_colour16(PixelColour pc) |
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{ |
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pc.red = (pc.red * 0x1f) / 0xff; |
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pc.green = (pc.green * 0x3f) / 0xff; |
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pc.blue = (pc.blue * 0x1f) / 0xff; |
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return (pc.red << 11) | (pc.green << 5) | pc.blue; |
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} |
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|
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static uint32 |
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make_colour24(PixelColour pc) |
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{ |
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return (pc.red << 16) | (pc.green << 8) | pc.blue; |
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} |
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|
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static uint32 |
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make_colour32(PixelColour pc) |
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{ |
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return (pc.red << 16) | (pc.green << 8) | pc.blue; |
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} |
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|
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#define BSWAP16(x) { x = (((x & 0xff) << 8) | (x >> 8)); } |
214 |
#define BSWAP24(x) { x = (((x & 0xff) << 16) | (x >> 16) | ((x >> 8) & 0xff00)); } |
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#define BSWAP32(x) { x = (((x & 0xff00ff) << 8) | ((x >> 8) & 0xff00ff)); \ |
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x = (x << 16) | (x >> 16); } |
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|
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static uint32 |
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translate_colour(uint32 colour) |
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{ |
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switch (g_server_bpp) |
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{ |
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case 15: |
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switch (bpp) |
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{ |
226 |
case 16: |
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colour = make_colour16(split_colour15(colour)); |
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break; |
229 |
case 24: |
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colour = make_colour24(split_colour15(colour)); |
231 |
break; |
232 |
case 32: |
233 |
colour = make_colour32(split_colour15(colour)); |
234 |
break; |
235 |
} |
236 |
break; |
237 |
case 16: |
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switch (bpp) |
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{ |
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case 16: |
241 |
break; |
242 |
case 24: |
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colour = make_colour24(split_colour16(colour)); |
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break; |
245 |
case 32: |
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colour = make_colour32(split_colour16(colour)); |
247 |
break; |
248 |
} |
249 |
break; |
250 |
case 24: |
251 |
switch (bpp) |
252 |
{ |
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case 16: |
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colour = make_colour16(split_colour24(colour)); |
255 |
break; |
256 |
case 24: |
257 |
break; |
258 |
case 32: |
259 |
colour = make_colour32(split_colour24(colour)); |
260 |
break; |
261 |
} |
262 |
break; |
263 |
} |
264 |
switch (bpp) |
265 |
{ |
266 |
case 16: |
267 |
if (host_be != xserver_be) |
268 |
BSWAP16(colour); |
269 |
break; |
270 |
|
271 |
case 24: |
272 |
if (xserver_be) |
273 |
BSWAP24(colour); |
274 |
break; |
275 |
|
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case 32: |
277 |
if (host_be != xserver_be) |
278 |
BSWAP32(colour); |
279 |
break; |
280 |
} |
281 |
|
282 |
return colour; |
283 |
} |
284 |
|
285 |
static void |
286 |
translate8to8(uint8 * data, uint8 * out, uint8 * end) |
287 |
{ |
288 |
while (out < end) |
289 |
*(out++) = (uint8) colmap[*(data++)]; |
290 |
} |
291 |
|
292 |
static void |
293 |
translate8to16(uint8 * data, uint16 * out, uint16 * end) |
294 |
{ |
295 |
while (out < end) |
296 |
*(out++) = (uint16) colmap[*(data++)]; |
297 |
} |
298 |
|
299 |
/* little endian - conversion happens when colourmap is built */ |
300 |
static void |
301 |
translate8to24(uint8 * data, uint8 * out, uint8 * end) |
302 |
{ |
303 |
uint32 value; |
304 |
|
305 |
while (out < end) |
306 |
{ |
307 |
value = colmap[*(data++)]; |
308 |
*(out++) = value; |
309 |
*(out++) = value >> 8; |
310 |
*(out++) = value >> 16; |
311 |
} |
312 |
} |
313 |
|
314 |
static void |
315 |
translate8to32(uint8 * data, uint32 * out, uint32 * end) |
316 |
{ |
317 |
while (out < end) |
318 |
*(out++) = colmap[*(data++)]; |
319 |
} |
320 |
|
321 |
/* todo the remaining translate function might need some big endian check ?? */ |
322 |
|
323 |
static void |
324 |
translate15to16(uint16 * data, uint16 * out, uint16 * end) |
325 |
{ |
326 |
while (out < end) |
327 |
*(out++) = (uint16) make_colour16(split_colour15(*(data++))); |
328 |
} |
329 |
|
330 |
static void |
331 |
translate15to24(uint16 * data, uint8 * out, uint8 * end) |
332 |
{ |
333 |
uint32 value; |
334 |
|
335 |
while (out < end) |
336 |
{ |
337 |
value = make_colour24(split_colour15(*(data++))); |
338 |
*(out++) = value; |
339 |
*(out++) = value >> 8; |
340 |
*(out++) = value >> 16; |
341 |
} |
342 |
} |
343 |
|
344 |
static void |
345 |
translate15to32(uint16 * data, uint32 * out, uint32 * end) |
346 |
{ |
347 |
while (out < end) |
348 |
*(out++) = make_colour32(split_colour15(*(data++))); |
349 |
} |
350 |
|
351 |
static void |
352 |
translate16to16(uint16 * data, uint16 * out, uint16 * end) |
353 |
{ |
354 |
while (out < end) |
355 |
*(out++) = (uint16) (*(data++)); |
356 |
} |
357 |
|
358 |
|
359 |
static void |
360 |
translate16to24(uint16 * data, uint8 * out, uint8 * end) |
361 |
{ |
362 |
uint32 value; |
363 |
|
364 |
while (out < end) |
365 |
{ |
366 |
value = make_colour24(split_colour16(*(data++))); |
367 |
*(out++) = value; |
368 |
*(out++) = value >> 8; |
369 |
*(out++) = value >> 16; |
370 |
} |
371 |
} |
372 |
|
373 |
static void |
374 |
translate16to32(uint16 * data, uint32 * out, uint32 * end) |
375 |
{ |
376 |
while (out < end) |
377 |
*(out++) = make_colour32(split_colour16(*(data++))); |
378 |
} |
379 |
|
380 |
static void |
381 |
translate24to16(uint8 * data, uint16 * out, uint16 * end) |
382 |
{ |
383 |
uint32 pixel = 0; |
384 |
while (out < end) |
385 |
{ |
386 |
pixel = *(data++) << 16; |
387 |
pixel |= *(data++) << 8; |
388 |
pixel |= *(data++); |
389 |
*(out++) = (uint16) make_colour16(split_colour24(pixel)); |
390 |
} |
391 |
} |
392 |
|
393 |
static void |
394 |
translate24to24(uint8 * data, uint8 * out, uint8 * end) |
395 |
{ |
396 |
while (out < end) |
397 |
{ |
398 |
*(out++) = (*(data++)); |
399 |
} |
400 |
} |
401 |
|
402 |
static void |
403 |
translate24to32(uint8 * data, uint32 * out, uint32 * end) |
404 |
{ |
405 |
uint32 pixel = 0; |
406 |
while (out < end) |
407 |
{ |
408 |
pixel = *(data++); |
409 |
pixel |= *(data++) << 8; |
410 |
pixel |= *(data++) << 16; |
411 |
*(out++) = pixel; |
412 |
} |
413 |
} |
414 |
|
415 |
static uint8 * |
416 |
translate_image(int width, int height, uint8 * data) |
417 |
{ |
418 |
int size = width * height * bpp / 8; |
419 |
uint8 *out = (uint8 *) xmalloc(size); |
420 |
uint8 *end = out + size; |
421 |
|
422 |
switch (g_server_bpp) |
423 |
{ |
424 |
case 24: |
425 |
switch (bpp) |
426 |
{ |
427 |
case 32: |
428 |
translate24to32(data, (uint32 *) out, (uint32 *) end); |
429 |
break; |
430 |
case 24: |
431 |
translate24to24(data, out, end); |
432 |
break; |
433 |
case 16: |
434 |
translate24to16(data, (uint16 *) out, (uint16 *) end); |
435 |
break; |
436 |
} |
437 |
break; |
438 |
case 16: |
439 |
switch (bpp) |
440 |
{ |
441 |
case 32: |
442 |
translate16to32((uint16 *) data, (uint32 *) out, |
443 |
(uint32 *) end); |
444 |
break; |
445 |
case 24: |
446 |
translate16to24((uint16 *) data, out, end); |
447 |
break; |
448 |
case 16: |
449 |
translate16to16((uint16 *) data, (uint16 *) out, |
450 |
(uint16 *) end); |
451 |
break; |
452 |
} |
453 |
break; |
454 |
case 15: |
455 |
switch (bpp) |
456 |
{ |
457 |
case 32: |
458 |
translate15to32((uint16 *) data, (uint32 *) out, |
459 |
(uint32 *) end); |
460 |
break; |
461 |
case 24: |
462 |
translate15to24((uint16 *) data, out, end); |
463 |
break; |
464 |
case 16: |
465 |
translate15to16((uint16 *) data, (uint16 *) out, |
466 |
(uint16 *) end); |
467 |
break; |
468 |
} |
469 |
break; |
470 |
case 8: |
471 |
switch (bpp) |
472 |
{ |
473 |
case 8: |
474 |
translate8to8(data, out, end); |
475 |
break; |
476 |
case 16: |
477 |
translate8to16(data, (uint16 *) out, (uint16 *) end); |
478 |
break; |
479 |
case 24: |
480 |
translate8to24(data, out, end); |
481 |
break; |
482 |
case 32: |
483 |
translate8to32(data, (uint32 *) out, (uint32 *) end); |
484 |
break; |
485 |
} |
486 |
break; |
487 |
} |
488 |
return out; |
489 |
} |
490 |
|
491 |
BOOL |
492 |
get_key_state(unsigned int state, uint32 keysym) |
493 |
{ |
494 |
int modifierpos, key, keysymMask = 0; |
495 |
int offset; |
496 |
|
497 |
KeyCode keycode = XKeysymToKeycode(display, keysym); |
498 |
|
499 |
if (keycode == NoSymbol) |
500 |
return False; |
501 |
|
502 |
for (modifierpos = 0; modifierpos < 8; modifierpos++) |
503 |
{ |
504 |
offset = mod_map->max_keypermod * modifierpos; |
505 |
|
506 |
for (key = 0; key < mod_map->max_keypermod; key++) |
507 |
{ |
508 |
if (mod_map->modifiermap[offset + key] == keycode) |
509 |
keysymMask |= 1 << modifierpos; |
510 |
} |
511 |
} |
512 |
|
513 |
return (state & keysymMask) ? True : False; |
514 |
} |
515 |
|
516 |
BOOL |
517 |
ui_init(void) |
518 |
{ |
519 |
XPixmapFormatValues *pfm; |
520 |
uint16 test; |
521 |
int i; |
522 |
|
523 |
display = XOpenDisplay(NULL); |
524 |
if (display == NULL) |
525 |
{ |
526 |
error("Failed to open display: %s\n", XDisplayName(NULL)); |
527 |
return False; |
528 |
} |
529 |
|
530 |
x_socket = ConnectionNumber(display); |
531 |
screen = DefaultScreenOfDisplay(display); |
532 |
visual = DefaultVisualOfScreen(screen); |
533 |
depth = DefaultDepthOfScreen(screen); |
534 |
|
535 |
pfm = XListPixmapFormats(display, &i); |
536 |
if (pfm != NULL) |
537 |
{ |
538 |
/* Use maximum bpp for this depth - this is generally |
539 |
desirable, e.g. 24 bits->32 bits. */ |
540 |
while (i--) |
541 |
{ |
542 |
if ((pfm[i].depth == depth) && (pfm[i].bits_per_pixel > bpp)) |
543 |
{ |
544 |
bpp = pfm[i].bits_per_pixel; |
545 |
} |
546 |
} |
547 |
XFree(pfm); |
548 |
} |
549 |
|
550 |
if (bpp < 8) |
551 |
{ |
552 |
error("Less than 8 bpp not currently supported.\n"); |
553 |
XCloseDisplay(display); |
554 |
return False; |
555 |
} |
556 |
|
557 |
if (owncolmap != True) |
558 |
{ |
559 |
xcolmap = DefaultColormapOfScreen(screen); |
560 |
if (depth <= 8) |
561 |
warning("Screen depth is 8 bits or lower: you may want to use -C for a private colourmap\n"); |
562 |
} |
563 |
|
564 |
gc = XCreateGC(display, RootWindowOfScreen(screen), 0, NULL); |
565 |
|
566 |
if (DoesBackingStore(screen) != Always) |
567 |
ownbackstore = True; |
568 |
|
569 |
test = 1; |
570 |
host_be = !(BOOL) (*(uint8 *) (&test)); |
571 |
xserver_be = (ImageByteOrder(display) == MSBFirst); |
572 |
|
573 |
if ((g_width == 0) || (g_height == 0)) |
574 |
{ |
575 |
/* Fetch geometry from _NET_WORKAREA */ |
576 |
uint32 x, y, cx, cy; |
577 |
|
578 |
if (get_current_workarea(&x, &y, &cx, &cy) == 0) |
579 |
{ |
580 |
g_width = cx; |
581 |
g_height = cy; |
582 |
} |
583 |
else |
584 |
{ |
585 |
warning("Failed to get workarea: probably your window manager does not support extended hints\n"); |
586 |
g_width = 800; |
587 |
g_height = 600; |
588 |
} |
589 |
} |
590 |
|
591 |
if (g_fullscreen) |
592 |
{ |
593 |
g_width = WidthOfScreen(screen); |
594 |
g_height = HeightOfScreen(screen); |
595 |
} |
596 |
|
597 |
/* make sure width is a multiple of 4 */ |
598 |
g_width = (g_width + 3) & ~3; |
599 |
|
600 |
if (ownbackstore) |
601 |
{ |
602 |
backstore = |
603 |
XCreatePixmap(display, RootWindowOfScreen(screen), g_width, g_height, |
604 |
depth); |
605 |
|
606 |
/* clear to prevent rubbish being exposed at startup */ |
607 |
XSetForeground(display, gc, BlackPixelOfScreen(screen)); |
608 |
XFillRectangle(display, backstore, gc, 0, 0, g_width, g_height); |
609 |
} |
610 |
|
611 |
mod_map = XGetModifierMapping(display); |
612 |
|
613 |
if (g_enable_compose) |
614 |
IM = XOpenIM(display, NULL, NULL, NULL); |
615 |
|
616 |
xkeymap_init(); |
617 |
xclip_init(); |
618 |
|
619 |
/* todo take this out when high colour is done */ |
620 |
printf("server bpp %d client bpp %d depth %d\n", g_server_bpp, bpp, depth); |
621 |
|
622 |
return True; |
623 |
} |
624 |
|
625 |
void |
626 |
ui_deinit(void) |
627 |
{ |
628 |
if (IM != NULL) |
629 |
XCloseIM(IM); |
630 |
|
631 |
XFreeModifiermap(mod_map); |
632 |
|
633 |
if (ownbackstore) |
634 |
XFreePixmap(display, backstore); |
635 |
|
636 |
XFreeGC(display, gc); |
637 |
XCloseDisplay(display); |
638 |
display = NULL; |
639 |
} |
640 |
|
641 |
BOOL |
642 |
ui_create_window(void) |
643 |
{ |
644 |
XSetWindowAttributes attribs; |
645 |
XClassHint *classhints; |
646 |
XSizeHints *sizehints; |
647 |
int wndwidth, wndheight; |
648 |
long input_mask, ic_input_mask; |
649 |
XEvent xevent; |
650 |
|
651 |
wndwidth = g_fullscreen ? WidthOfScreen(screen) : g_width; |
652 |
wndheight = g_fullscreen ? HeightOfScreen(screen) : g_height; |
653 |
|
654 |
attribs.background_pixel = BlackPixelOfScreen(screen); |
655 |
attribs.backing_store = ownbackstore ? NotUseful : Always; |
656 |
attribs.override_redirect = g_fullscreen; |
657 |
|
658 |
wnd = XCreateWindow(display, RootWindowOfScreen(screen), 0, 0, wndwidth, wndheight, |
659 |
0, CopyFromParent, InputOutput, CopyFromParent, |
660 |
CWBackPixel | CWBackingStore | CWOverrideRedirect, &attribs); |
661 |
|
662 |
XStoreName(display, wnd, title); |
663 |
|
664 |
if (hide_decorations) |
665 |
mwm_hide_decorations(); |
666 |
|
667 |
classhints = XAllocClassHint(); |
668 |
if (classhints != NULL) |
669 |
{ |
670 |
classhints->res_name = classhints->res_class = "rdesktop"; |
671 |
XSetClassHint(display, wnd, classhints); |
672 |
XFree(classhints); |
673 |
} |
674 |
|
675 |
sizehints = XAllocSizeHints(); |
676 |
if (sizehints) |
677 |
{ |
678 |
sizehints->flags = PMinSize | PMaxSize; |
679 |
sizehints->min_width = sizehints->max_width = g_width; |
680 |
sizehints->min_height = sizehints->max_height = g_height; |
681 |
XSetWMNormalHints(display, wnd, sizehints); |
682 |
XFree(sizehints); |
683 |
} |
684 |
|
685 |
input_mask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | |
686 |
VisibilityChangeMask | FocusChangeMask; |
687 |
|
688 |
if (g_sendmotion) |
689 |
input_mask |= PointerMotionMask; |
690 |
if (ownbackstore) |
691 |
input_mask |= ExposureMask; |
692 |
if (g_fullscreen || grab_keyboard) |
693 |
input_mask |= EnterWindowMask; |
694 |
if (grab_keyboard) |
695 |
input_mask |= LeaveWindowMask; |
696 |
|
697 |
if (IM != NULL) |
698 |
{ |
699 |
IC = XCreateIC(IM, XNInputStyle, (XIMPreeditNothing | XIMStatusNothing), |
700 |
XNClientWindow, wnd, XNFocusWindow, wnd, NULL); |
701 |
|
702 |
if ((IC != NULL) |
703 |
&& (XGetICValues(IC, XNFilterEvents, &ic_input_mask, NULL) == NULL)) |
704 |
input_mask |= ic_input_mask; |
705 |
} |
706 |
|
707 |
XSelectInput(display, wnd, input_mask); |
708 |
XMapWindow(display, wnd); |
709 |
|
710 |
/* wait for VisibilityNotify */ |
711 |
do |
712 |
{ |
713 |
XMaskEvent(display, VisibilityChangeMask, &xevent); |
714 |
} |
715 |
while (xevent.type != VisibilityNotify); |
716 |
|
717 |
g_focused = False; |
718 |
g_mouse_in_wnd = False; |
719 |
|
720 |
/* handle the WM_DELETE_WINDOW protocol */ |
721 |
protocol_atom = XInternAtom(display, "WM_PROTOCOLS", True); |
722 |
kill_atom = XInternAtom(display, "WM_DELETE_WINDOW", True); |
723 |
XSetWMProtocols(display, wnd, &kill_atom, 1); |
724 |
|
725 |
return True; |
726 |
} |
727 |
|
728 |
void |
729 |
ui_destroy_window(void) |
730 |
{ |
731 |
if (IC != NULL) |
732 |
XDestroyIC(IC); |
733 |
|
734 |
XDestroyWindow(display, wnd); |
735 |
} |
736 |
|
737 |
void |
738 |
xwin_toggle_fullscreen(void) |
739 |
{ |
740 |
Pixmap contents = 0; |
741 |
|
742 |
if (!ownbackstore) |
743 |
{ |
744 |
/* need to save contents of window */ |
745 |
contents = XCreatePixmap(display, wnd, g_width, g_height, depth); |
746 |
XCopyArea(display, wnd, contents, gc, 0, 0, g_width, g_height, 0, 0); |
747 |
} |
748 |
|
749 |
ui_destroy_window(); |
750 |
g_fullscreen = !g_fullscreen; |
751 |
ui_create_window(); |
752 |
|
753 |
XDefineCursor(display, wnd, current_cursor); |
754 |
|
755 |
if (!ownbackstore) |
756 |
{ |
757 |
XCopyArea(display, contents, wnd, gc, 0, 0, g_width, g_height, 0, 0); |
758 |
XFreePixmap(display, contents); |
759 |
} |
760 |
} |
761 |
|
762 |
/* Process all events in Xlib queue |
763 |
Returns 0 after user quit, 1 otherwise */ |
764 |
static int |
765 |
xwin_process_events(void) |
766 |
{ |
767 |
XEvent xevent; |
768 |
KeySym keysym; |
769 |
uint16 button, flags; |
770 |
uint32 ev_time; |
771 |
key_translation tr; |
772 |
char str[256]; |
773 |
Status status; |
774 |
unsigned int state; |
775 |
Window wdummy; |
776 |
int dummy; |
777 |
|
778 |
while (XPending(display) > 0) |
779 |
{ |
780 |
XNextEvent(display, &xevent); |
781 |
|
782 |
if ((IC != NULL) && (XFilterEvent(&xevent, None) == True)) |
783 |
{ |
784 |
DEBUG_KBD(("Filtering event\n")); |
785 |
continue; |
786 |
} |
787 |
|
788 |
flags = 0; |
789 |
|
790 |
switch (xevent.type) |
791 |
{ |
792 |
case ClientMessage: |
793 |
/* the window manager told us to quit */ |
794 |
if ((xevent.xclient.message_type == protocol_atom) |
795 |
&& ((Atom) xevent.xclient.data.l[0] == kill_atom)) |
796 |
/* Quit */ |
797 |
return 0; |
798 |
break; |
799 |
|
800 |
case KeyPress: |
801 |
last_gesturetime = xevent.xkey.time; |
802 |
if (IC != NULL) |
803 |
/* Multi_key compatible version */ |
804 |
{ |
805 |
XmbLookupString(IC, |
806 |
&xevent.xkey, str, sizeof(str), &keysym, |
807 |
&status); |
808 |
if (!((status == XLookupKeySym) || (status == XLookupBoth))) |
809 |
{ |
810 |
error("XmbLookupString failed with status 0x%x\n", |
811 |
status); |
812 |
break; |
813 |
} |
814 |
} |
815 |
else |
816 |
{ |
817 |
/* Plain old XLookupString */ |
818 |
DEBUG_KBD(("\nNo input context, using XLookupString\n")); |
819 |
XLookupString((XKeyEvent *) & xevent, |
820 |
str, sizeof(str), &keysym, NULL); |
821 |
} |
822 |
|
823 |
DEBUG_KBD(("KeyPress for (keysym 0x%lx, %s)\n", keysym, |
824 |
get_ksname(keysym))); |
825 |
|
826 |
ev_time = time(NULL); |
827 |
if (handle_special_keys(keysym, xevent.xkey.state, ev_time, True)) |
828 |
break; |
829 |
|
830 |
tr = xkeymap_translate_key(keysym, |
831 |
xevent.xkey.keycode, xevent.xkey.state); |
832 |
|
833 |
if (tr.scancode == 0) |
834 |
break; |
835 |
|
836 |
ensure_remote_modifiers(ev_time, tr); |
837 |
|
838 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, tr.scancode); |
839 |
break; |
840 |
|
841 |
case KeyRelease: |
842 |
last_gesturetime = xevent.xkey.time; |
843 |
XLookupString((XKeyEvent *) & xevent, str, |
844 |
sizeof(str), &keysym, NULL); |
845 |
|
846 |
DEBUG_KBD(("\nKeyRelease for (keysym 0x%lx, %s)\n", keysym, |
847 |
get_ksname(keysym))); |
848 |
|
849 |
ev_time = time(NULL); |
850 |
if (handle_special_keys(keysym, xevent.xkey.state, ev_time, False)) |
851 |
break; |
852 |
|
853 |
tr = xkeymap_translate_key(keysym, |
854 |
xevent.xkey.keycode, xevent.xkey.state); |
855 |
|
856 |
if (tr.scancode == 0) |
857 |
break; |
858 |
|
859 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, tr.scancode); |
860 |
break; |
861 |
|
862 |
case ButtonPress: |
863 |
flags = MOUSE_FLAG_DOWN; |
864 |
/* fall through */ |
865 |
|
866 |
case ButtonRelease: |
867 |
last_gesturetime = xevent.xbutton.time; |
868 |
button = xkeymap_translate_button(xevent.xbutton.button); |
869 |
if (button == 0) |
870 |
break; |
871 |
|
872 |
/* If win_button_size is nonzero, enable single app mode */ |
873 |
if (xevent.xbutton.y < win_button_size) |
874 |
{ |
875 |
/* Stop moving window when button is released, regardless of cursor position */ |
876 |
if (moving_wnd && (xevent.type == ButtonRelease)) |
877 |
moving_wnd = False; |
878 |
|
879 |
/* Check from right to left: */ |
880 |
|
881 |
if (xevent.xbutton.x >= g_width - win_button_size) |
882 |
{ |
883 |
/* The close button, continue */ |
884 |
; |
885 |
} |
886 |
else if (xevent.xbutton.x >= g_width - win_button_size * 2) |
887 |
{ |
888 |
/* The maximize/restore button. Do not send to |
889 |
server. It might be a good idea to change the |
890 |
cursor or give some other visible indication |
891 |
that rdesktop inhibited this click */ |
892 |
break; |
893 |
} |
894 |
else if (xevent.xbutton.x >= g_width - win_button_size * 3) |
895 |
{ |
896 |
/* The minimize button. Iconify window. */ |
897 |
XIconifyWindow(display, wnd, |
898 |
DefaultScreen(display)); |
899 |
break; |
900 |
} |
901 |
else if (xevent.xbutton.x <= win_button_size) |
902 |
{ |
903 |
/* The system menu. Ignore. */ |
904 |
break; |
905 |
} |
906 |
else |
907 |
{ |
908 |
/* The title bar. */ |
909 |
if ((xevent.type == ButtonPress) && !g_fullscreen |
910 |
&& hide_decorations) |
911 |
{ |
912 |
moving_wnd = True; |
913 |
move_x_offset = xevent.xbutton.x; |
914 |
move_y_offset = xevent.xbutton.y; |
915 |
} |
916 |
break; |
917 |
|
918 |
} |
919 |
} |
920 |
|
921 |
rdp_send_input(time(NULL), RDP_INPUT_MOUSE, |
922 |
flags | button, xevent.xbutton.x, xevent.xbutton.y); |
923 |
break; |
924 |
|
925 |
case MotionNotify: |
926 |
if (moving_wnd) |
927 |
{ |
928 |
XMoveWindow(display, wnd, |
929 |
xevent.xmotion.x_root - move_x_offset, |
930 |
xevent.xmotion.y_root - move_y_offset); |
931 |
break; |
932 |
} |
933 |
|
934 |
if (g_fullscreen && !g_focused) |
935 |
XSetInputFocus(display, wnd, RevertToPointerRoot, |
936 |
CurrentTime); |
937 |
rdp_send_input(time(NULL), RDP_INPUT_MOUSE, |
938 |
MOUSE_FLAG_MOVE, xevent.xmotion.x, xevent.xmotion.y); |
939 |
break; |
940 |
|
941 |
case FocusIn: |
942 |
if (xevent.xfocus.mode == NotifyGrab) |
943 |
break; |
944 |
g_focused = True; |
945 |
XQueryPointer(display, wnd, &wdummy, &wdummy, &dummy, &dummy, |
946 |
&dummy, &dummy, &state); |
947 |
reset_modifier_keys(state); |
948 |
if (grab_keyboard && g_mouse_in_wnd) |
949 |
XGrabKeyboard(display, wnd, True, |
950 |
GrabModeAsync, GrabModeAsync, CurrentTime); |
951 |
break; |
952 |
|
953 |
case FocusOut: |
954 |
if (xevent.xfocus.mode == NotifyUngrab) |
955 |
break; |
956 |
g_focused = False; |
957 |
if (xevent.xfocus.mode == NotifyWhileGrabbed) |
958 |
XUngrabKeyboard(display, CurrentTime); |
959 |
break; |
960 |
|
961 |
case EnterNotify: |
962 |
/* we only register for this event when in fullscreen mode */ |
963 |
/* or grab_keyboard */ |
964 |
g_mouse_in_wnd = True; |
965 |
if (g_fullscreen) |
966 |
{ |
967 |
XSetInputFocus(display, wnd, RevertToPointerRoot, |
968 |
CurrentTime); |
969 |
break; |
970 |
} |
971 |
if (g_focused) |
972 |
XGrabKeyboard(display, wnd, True, |
973 |
GrabModeAsync, GrabModeAsync, CurrentTime); |
974 |
break; |
975 |
|
976 |
case LeaveNotify: |
977 |
/* we only register for this event when grab_keyboard */ |
978 |
g_mouse_in_wnd = False; |
979 |
XUngrabKeyboard(display, CurrentTime); |
980 |
break; |
981 |
|
982 |
case Expose: |
983 |
XCopyArea(display, backstore, wnd, gc, |
984 |
xevent.xexpose.x, xevent.xexpose.y, |
985 |
xevent.xexpose.width, |
986 |
xevent.xexpose.height, |
987 |
xevent.xexpose.x, xevent.xexpose.y); |
988 |
break; |
989 |
|
990 |
case MappingNotify: |
991 |
/* Refresh keyboard mapping if it has changed. This is important for |
992 |
Xvnc, since it allocates keycodes dynamically */ |
993 |
if (xevent.xmapping.request == MappingKeyboard |
994 |
|| xevent.xmapping.request == MappingModifier) |
995 |
XRefreshKeyboardMapping(&xevent.xmapping); |
996 |
|
997 |
if (xevent.xmapping.request == MappingModifier) |
998 |
{ |
999 |
XFreeModifiermap(mod_map); |
1000 |
mod_map = XGetModifierMapping(display); |
1001 |
} |
1002 |
break; |
1003 |
|
1004 |
/* clipboard stuff */ |
1005 |
case SelectionNotify: |
1006 |
xclip_handle_SelectionNotify(&xevent.xselection); |
1007 |
break; |
1008 |
case SelectionRequest: |
1009 |
xclip_handle_SelectionRequest(&xevent.xselectionrequest); |
1010 |
break; |
1011 |
case SelectionClear: |
1012 |
xclip_handle_SelectionClear(); |
1013 |
break; |
1014 |
case PropertyNotify: |
1015 |
xclip_handle_PropertyNotify(&xevent.xproperty); |
1016 |
break; |
1017 |
} |
1018 |
} |
1019 |
/* Keep going */ |
1020 |
return 1; |
1021 |
} |
1022 |
|
1023 |
/* Returns 0 after user quit, 1 otherwise */ |
1024 |
int |
1025 |
ui_select(int rdp_socket) |
1026 |
{ |
1027 |
int n = (rdp_socket > x_socket) ? rdp_socket + 1 : x_socket + 1; |
1028 |
fd_set rfds; |
1029 |
|
1030 |
FD_ZERO(&rfds); |
1031 |
|
1032 |
while (True) |
1033 |
{ |
1034 |
/* Process any events already waiting */ |
1035 |
if (!xwin_process_events()) |
1036 |
/* User quit */ |
1037 |
return 0; |
1038 |
|
1039 |
FD_ZERO(&rfds); |
1040 |
FD_SET(rdp_socket, &rfds); |
1041 |
FD_SET(x_socket, &rfds); |
1042 |
|
1043 |
switch (select(n, &rfds, NULL, NULL, NULL)) |
1044 |
{ |
1045 |
case -1: |
1046 |
error("select: %s\n", strerror(errno)); |
1047 |
|
1048 |
case 0: |
1049 |
continue; |
1050 |
} |
1051 |
|
1052 |
if (FD_ISSET(rdp_socket, &rfds)) |
1053 |
return 1; |
1054 |
} |
1055 |
} |
1056 |
|
1057 |
void |
1058 |
ui_move_pointer(int x, int y) |
1059 |
{ |
1060 |
XWarpPointer(display, wnd, wnd, 0, 0, 0, 0, x, y); |
1061 |
} |
1062 |
|
1063 |
HBITMAP |
1064 |
ui_create_bitmap(int width, int height, uint8 * data) |
1065 |
{ |
1066 |
XImage *image; |
1067 |
Pixmap bitmap; |
1068 |
uint8 *tdata; |
1069 |
|
1070 |
tdata = (owncolmap ? data : translate_image(width, height, data)); |
1071 |
bitmap = XCreatePixmap(display, wnd, width, height, depth); |
1072 |
image = XCreateImage(display, visual, depth, ZPixmap, 0, |
1073 |
(char *) tdata, width, height, g_server_bpp == 8 ? 8 : bpp, 0); |
1074 |
|
1075 |
XPutImage(display, bitmap, gc, image, 0, 0, 0, 0, width, height); |
1076 |
|
1077 |
XFree(image); |
1078 |
if (!owncolmap) |
1079 |
xfree(tdata); |
1080 |
return (HBITMAP) bitmap; |
1081 |
} |
1082 |
|
1083 |
void |
1084 |
ui_paint_bitmap(int x, int y, int cx, int cy, int width, int height, uint8 * data) |
1085 |
{ |
1086 |
XImage *image; |
1087 |
uint8 *tdata; |
1088 |
tdata = (owncolmap ? data : translate_image(width, height, data)); |
1089 |
image = XCreateImage(display, visual, depth, ZPixmap, 0, |
1090 |
(char *) tdata, width, height, g_server_bpp == 8 ? 8 : bpp, 0); |
1091 |
|
1092 |
if (ownbackstore) |
1093 |
{ |
1094 |
XPutImage(display, backstore, gc, image, 0, 0, x, y, cx, cy); |
1095 |
XCopyArea(display, backstore, wnd, gc, x, y, cx, cy, x, y); |
1096 |
} |
1097 |
else |
1098 |
{ |
1099 |
XPutImage(display, wnd, gc, image, 0, 0, x, y, cx, cy); |
1100 |
} |
1101 |
|
1102 |
XFree(image); |
1103 |
if (!owncolmap) |
1104 |
xfree(tdata); |
1105 |
} |
1106 |
|
1107 |
void |
1108 |
ui_destroy_bitmap(HBITMAP bmp) |
1109 |
{ |
1110 |
XFreePixmap(display, (Pixmap) bmp); |
1111 |
} |
1112 |
|
1113 |
HGLYPH |
1114 |
ui_create_glyph(int width, int height, uint8 * data) |
1115 |
{ |
1116 |
XImage *image; |
1117 |
Pixmap bitmap; |
1118 |
int scanline; |
1119 |
GC gc; |
1120 |
|
1121 |
scanline = (width + 7) / 8; |
1122 |
|
1123 |
bitmap = XCreatePixmap(display, wnd, width, height, 1); |
1124 |
gc = XCreateGC(display, bitmap, 0, NULL); |
1125 |
|
1126 |
image = XCreateImage(display, visual, 1, ZPixmap, 0, (char *) data, |
1127 |
width, height, 8, scanline); |
1128 |
image->byte_order = MSBFirst; |
1129 |
image->bitmap_bit_order = MSBFirst; |
1130 |
XInitImage(image); |
1131 |
|
1132 |
XPutImage(display, bitmap, gc, image, 0, 0, 0, 0, width, height); |
1133 |
|
1134 |
XFree(image); |
1135 |
XFreeGC(display, gc); |
1136 |
return (HGLYPH) bitmap; |
1137 |
} |
1138 |
|
1139 |
void |
1140 |
ui_destroy_glyph(HGLYPH glyph) |
1141 |
{ |
1142 |
XFreePixmap(display, (Pixmap) glyph); |
1143 |
} |
1144 |
|
1145 |
HCURSOR |
1146 |
ui_create_cursor(unsigned int x, unsigned int y, int width, int height, |
1147 |
uint8 * andmask, uint8 * xormask) |
1148 |
{ |
1149 |
HGLYPH maskglyph, cursorglyph; |
1150 |
XColor bg, fg; |
1151 |
Cursor xcursor; |
1152 |
uint8 *cursor, *pcursor; |
1153 |
uint8 *mask, *pmask; |
1154 |
uint8 nextbit; |
1155 |
int scanline, offset; |
1156 |
int i, j; |
1157 |
|
1158 |
scanline = (width + 7) / 8; |
1159 |
offset = scanline * height; |
1160 |
|
1161 |
cursor = (uint8 *) xmalloc(offset); |
1162 |
memset(cursor, 0, offset); |
1163 |
|
1164 |
mask = (uint8 *) xmalloc(offset); |
1165 |
memset(mask, 0, offset); |
1166 |
|
1167 |
/* approximate AND and XOR masks with a monochrome X pointer */ |
1168 |
for (i = 0; i < height; i++) |
1169 |
{ |
1170 |
offset -= scanline; |
1171 |
pcursor = &cursor[offset]; |
1172 |
pmask = &mask[offset]; |
1173 |
|
1174 |
for (j = 0; j < scanline; j++) |
1175 |
{ |
1176 |
for (nextbit = 0x80; nextbit != 0; nextbit >>= 1) |
1177 |
{ |
1178 |
if (xormask[0] || xormask[1] || xormask[2]) |
1179 |
{ |
1180 |
*pcursor |= (~(*andmask) & nextbit); |
1181 |
*pmask |= nextbit; |
1182 |
} |
1183 |
else |
1184 |
{ |
1185 |
*pcursor |= ((*andmask) & nextbit); |
1186 |
*pmask |= (~(*andmask) & nextbit); |
1187 |
} |
1188 |
|
1189 |
xormask += 3; |
1190 |
} |
1191 |
|
1192 |
andmask++; |
1193 |
pcursor++; |
1194 |
pmask++; |
1195 |
} |
1196 |
} |
1197 |
|
1198 |
fg.red = fg.blue = fg.green = 0xffff; |
1199 |
bg.red = bg.blue = bg.green = 0x0000; |
1200 |
fg.flags = bg.flags = DoRed | DoBlue | DoGreen; |
1201 |
|
1202 |
cursorglyph = ui_create_glyph(width, height, cursor); |
1203 |
maskglyph = ui_create_glyph(width, height, mask); |
1204 |
|
1205 |
xcursor = |
1206 |
XCreatePixmapCursor(display, (Pixmap) cursorglyph, |
1207 |
(Pixmap) maskglyph, &fg, &bg, x, y); |
1208 |
|
1209 |
ui_destroy_glyph(maskglyph); |
1210 |
ui_destroy_glyph(cursorglyph); |
1211 |
xfree(mask); |
1212 |
xfree(cursor); |
1213 |
return (HCURSOR) xcursor; |
1214 |
} |
1215 |
|
1216 |
void |
1217 |
ui_set_cursor(HCURSOR cursor) |
1218 |
{ |
1219 |
current_cursor = (Cursor) cursor; |
1220 |
XDefineCursor(display, wnd, current_cursor); |
1221 |
} |
1222 |
|
1223 |
void |
1224 |
ui_destroy_cursor(HCURSOR cursor) |
1225 |
{ |
1226 |
XFreeCursor(display, (Cursor) cursor); |
1227 |
} |
1228 |
|
1229 |
#define MAKE_XCOLOR(xc,c) \ |
1230 |
(xc)->red = ((c)->red << 8) | (c)->red; \ |
1231 |
(xc)->green = ((c)->green << 8) | (c)->green; \ |
1232 |
(xc)->blue = ((c)->blue << 8) | (c)->blue; \ |
1233 |
(xc)->flags = DoRed | DoGreen | DoBlue; |
1234 |
|
1235 |
|
1236 |
HCOLOURMAP |
1237 |
ui_create_colourmap(COLOURMAP * colours) |
1238 |
{ |
1239 |
COLOURENTRY *entry; |
1240 |
int i, ncolours = colours->ncolours; |
1241 |
if (!owncolmap) |
1242 |
{ |
1243 |
uint32 *map = (uint32 *) xmalloc(sizeof(*colmap) * ncolours); |
1244 |
XColor xentry; |
1245 |
XColor xc_cache[256]; |
1246 |
uint32 colour; |
1247 |
int colLookup = 256; |
1248 |
for (i = 0; i < ncolours; i++) |
1249 |
{ |
1250 |
entry = &colours->colours[i]; |
1251 |
MAKE_XCOLOR(&xentry, entry); |
1252 |
|
1253 |
if (XAllocColor(display, xcolmap, &xentry) == 0) |
1254 |
{ |
1255 |
/* Allocation failed, find closest match. */ |
1256 |
int j = 256; |
1257 |
int nMinDist = 3 * 256 * 256; |
1258 |
long nDist = nMinDist; |
1259 |
|
1260 |
/* only get the colors once */ |
1261 |
while (colLookup--) |
1262 |
{ |
1263 |
xc_cache[colLookup].pixel = colLookup; |
1264 |
xc_cache[colLookup].red = xc_cache[colLookup].green = |
1265 |
xc_cache[colLookup].blue = 0; |
1266 |
xc_cache[colLookup].flags = 0; |
1267 |
XQueryColor(display, |
1268 |
DefaultColormap(display, |
1269 |
DefaultScreen(display)), |
1270 |
&xc_cache[colLookup]); |
1271 |
} |
1272 |
colLookup = 0; |
1273 |
|
1274 |
/* approximate the pixel */ |
1275 |
while (j--) |
1276 |
{ |
1277 |
if (xc_cache[j].flags) |
1278 |
{ |
1279 |
nDist = ((long) (xc_cache[j].red >> 8) - |
1280 |
(long) (xentry.red >> 8)) * |
1281 |
((long) (xc_cache[j].red >> 8) - |
1282 |
(long) (xentry.red >> 8)) + |
1283 |
((long) (xc_cache[j].green >> 8) - |
1284 |
(long) (xentry.green >> 8)) * |
1285 |
((long) (xc_cache[j].green >> 8) - |
1286 |
(long) (xentry.green >> 8)) + |
1287 |
((long) (xc_cache[j].blue >> 8) - |
1288 |
(long) (xentry.blue >> 8)) * |
1289 |
((long) (xc_cache[j].blue >> 8) - |
1290 |
(long) (xentry.blue >> 8)); |
1291 |
} |
1292 |
if (nDist < nMinDist) |
1293 |
{ |
1294 |
nMinDist = nDist; |
1295 |
xentry.pixel = j; |
1296 |
} |
1297 |
} |
1298 |
} |
1299 |
colour = xentry.pixel; |
1300 |
|
1301 |
/* update our cache */ |
1302 |
if (xentry.pixel < 256) |
1303 |
{ |
1304 |
xc_cache[xentry.pixel].red = xentry.red; |
1305 |
xc_cache[xentry.pixel].green = xentry.green; |
1306 |
xc_cache[xentry.pixel].blue = xentry.blue; |
1307 |
|
1308 |
} |
1309 |
|
1310 |
|
1311 |
/* byte swap here to make translate_image faster */ |
1312 |
map[i] = translate_colour(colour); |
1313 |
} |
1314 |
return map; |
1315 |
} |
1316 |
else |
1317 |
{ |
1318 |
XColor *xcolours, *xentry; |
1319 |
Colormap map; |
1320 |
|
1321 |
xcolours = (XColor *) xmalloc(sizeof(XColor) * ncolours); |
1322 |
for (i = 0; i < ncolours; i++) |
1323 |
{ |
1324 |
entry = &colours->colours[i]; |
1325 |
xentry = &xcolours[i]; |
1326 |
xentry->pixel = i; |
1327 |
MAKE_XCOLOR(xentry, entry); |
1328 |
} |
1329 |
|
1330 |
map = XCreateColormap(display, wnd, visual, AllocAll); |
1331 |
XStoreColors(display, map, xcolours, ncolours); |
1332 |
|
1333 |
xfree(xcolours); |
1334 |
return (HCOLOURMAP) map; |
1335 |
} |
1336 |
} |
1337 |
|
1338 |
void |
1339 |
ui_destroy_colourmap(HCOLOURMAP map) |
1340 |
{ |
1341 |
if (!owncolmap) |
1342 |
xfree(map); |
1343 |
else |
1344 |
XFreeColormap(display, (Colormap) map); |
1345 |
} |
1346 |
|
1347 |
void |
1348 |
ui_set_colourmap(HCOLOURMAP map) |
1349 |
{ |
1350 |
if (!owncolmap) |
1351 |
{ |
1352 |
if (colmap) |
1353 |
xfree(colmap); |
1354 |
|
1355 |
colmap = (uint32 *) map; |
1356 |
} |
1357 |
else |
1358 |
XSetWindowColormap(display, wnd, (Colormap) map); |
1359 |
} |
1360 |
|
1361 |
void |
1362 |
ui_set_clip(int x, int y, int cx, int cy) |
1363 |
{ |
1364 |
XRectangle rect; |
1365 |
|
1366 |
rect.x = x; |
1367 |
rect.y = y; |
1368 |
rect.width = cx; |
1369 |
rect.height = cy; |
1370 |
XSetClipRectangles(display, gc, 0, 0, &rect, 1, YXBanded); |
1371 |
} |
1372 |
|
1373 |
void |
1374 |
ui_reset_clip(void) |
1375 |
{ |
1376 |
XRectangle rect; |
1377 |
|
1378 |
rect.x = 0; |
1379 |
rect.y = 0; |
1380 |
rect.width = g_width; |
1381 |
rect.height = g_height; |
1382 |
XSetClipRectangles(display, gc, 0, 0, &rect, 1, YXBanded); |
1383 |
} |
1384 |
|
1385 |
void |
1386 |
ui_bell(void) |
1387 |
{ |
1388 |
XBell(display, 0); |
1389 |
} |
1390 |
|
1391 |
void |
1392 |
ui_destblt(uint8 opcode, |
1393 |
/* dest */ int x, int y, int cx, int cy) |
1394 |
{ |
1395 |
SET_FUNCTION(opcode); |
1396 |
FILL_RECTANGLE(x, y, cx, cy); |
1397 |
RESET_FUNCTION(opcode); |
1398 |
} |
1399 |
|
1400 |
static uint8 hatch_patterns[] = { |
1401 |
0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0x00, /* 0 - bsHorizontal */ |
1402 |
0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, /* 1 - bsVertical */ |
1403 |
0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01, /* 2 - bsFDiagonal */ |
1404 |
0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, /* 3 - bsBDiagonal */ |
1405 |
0x08, 0x08, 0x08, 0xff, 0x08, 0x08, 0x08, 0x08, /* 4 - bsCross */ |
1406 |
0x81, 0x42, 0x24, 0x18, 0x18, 0x24, 0x42, 0x81 /* 5 - bsDiagCross */ |
1407 |
}; |
1408 |
|
1409 |
void |
1410 |
ui_patblt(uint8 opcode, |
1411 |
/* dest */ int x, int y, int cx, int cy, |
1412 |
/* brush */ BRUSH * brush, int bgcolour, int fgcolour) |
1413 |
{ |
1414 |
Pixmap fill; |
1415 |
uint8 i, ipattern[8]; |
1416 |
|
1417 |
SET_FUNCTION(opcode); |
1418 |
|
1419 |
switch (brush->style) |
1420 |
{ |
1421 |
case 0: /* Solid */ |
1422 |
SET_FOREGROUND(fgcolour); |
1423 |
FILL_RECTANGLE(x, y, cx, cy); |
1424 |
break; |
1425 |
|
1426 |
case 2: /* Hatch */ |
1427 |
fill = (Pixmap) ui_create_glyph(8, 8, |
1428 |
hatch_patterns + brush->pattern[0] * 8); |
1429 |
SET_FOREGROUND(bgcolour); |
1430 |
SET_BACKGROUND(fgcolour); |
1431 |
XSetFillStyle(display, gc, FillOpaqueStippled); |
1432 |
XSetStipple(display, gc, fill); |
1433 |
XSetTSOrigin(display, gc, brush->xorigin, brush->yorigin); |
1434 |
FILL_RECTANGLE(x, y, cx, cy); |
1435 |
XSetFillStyle(display, gc, FillSolid); |
1436 |
XSetTSOrigin(display, gc, 0, 0); |
1437 |
ui_destroy_glyph((HGLYPH) fill); |
1438 |
break; |
1439 |
|
1440 |
case 3: /* Pattern */ |
1441 |
for (i = 0; i != 8; i++) |
1442 |
ipattern[7 - i] = brush->pattern[i]; |
1443 |
fill = (Pixmap) ui_create_glyph(8, 8, ipattern); |
1444 |
|
1445 |
SET_FOREGROUND(bgcolour); |
1446 |
SET_BACKGROUND(fgcolour); |
1447 |
XSetFillStyle(display, gc, FillOpaqueStippled); |
1448 |
XSetStipple(display, gc, fill); |
1449 |
XSetTSOrigin(display, gc, brush->xorigin, brush->yorigin); |
1450 |
|
1451 |
FILL_RECTANGLE(x, y, cx, cy); |
1452 |
|
1453 |
XSetFillStyle(display, gc, FillSolid); |
1454 |
XSetTSOrigin(display, gc, 0, 0); |
1455 |
ui_destroy_glyph((HGLYPH) fill); |
1456 |
break; |
1457 |
|
1458 |
default: |
1459 |
unimpl("brush %d\n", brush->style); |
1460 |
} |
1461 |
|
1462 |
RESET_FUNCTION(opcode); |
1463 |
} |
1464 |
|
1465 |
void |
1466 |
ui_screenblt(uint8 opcode, |
1467 |
/* dest */ int x, int y, int cx, int cy, |
1468 |
/* src */ int srcx, int srcy) |
1469 |
{ |
1470 |
SET_FUNCTION(opcode); |
1471 |
XCopyArea(display, wnd, wnd, gc, srcx, srcy, cx, cy, x, y); |
1472 |
if (ownbackstore) |
1473 |
XCopyArea(display, backstore, backstore, gc, srcx, srcy, cx, cy, x, y); |
1474 |
RESET_FUNCTION(opcode); |
1475 |
} |
1476 |
|
1477 |
void |
1478 |
ui_memblt(uint8 opcode, |
1479 |
/* dest */ int x, int y, int cx, int cy, |
1480 |
/* src */ HBITMAP src, int srcx, int srcy) |
1481 |
{ |
1482 |
SET_FUNCTION(opcode); |
1483 |
XCopyArea(display, (Pixmap) src, wnd, gc, srcx, srcy, cx, cy, x, y); |
1484 |
if (ownbackstore) |
1485 |
XCopyArea(display, (Pixmap) src, backstore, gc, srcx, srcy, cx, cy, x, y); |
1486 |
RESET_FUNCTION(opcode); |
1487 |
} |
1488 |
|
1489 |
void |
1490 |
ui_triblt(uint8 opcode, |
1491 |
/* dest */ int x, int y, int cx, int cy, |
1492 |
/* src */ HBITMAP src, int srcx, int srcy, |
1493 |
/* brush */ BRUSH * brush, int bgcolour, int fgcolour) |
1494 |
{ |
1495 |
/* This is potentially difficult to do in general. Until someone |
1496 |
comes up with a more efficient way of doing it I am using cases. */ |
1497 |
|
1498 |
switch (opcode) |
1499 |
{ |
1500 |
case 0x69: /* PDSxxn */ |
1501 |
ui_memblt(ROP2_XOR, x, y, cx, cy, src, srcx, srcy); |
1502 |
ui_patblt(ROP2_NXOR, x, y, cx, cy, brush, bgcolour, fgcolour); |
1503 |
break; |
1504 |
|
1505 |
case 0xb8: /* PSDPxax */ |
1506 |
ui_patblt(ROP2_XOR, x, y, cx, cy, brush, bgcolour, fgcolour); |
1507 |
ui_memblt(ROP2_AND, x, y, cx, cy, src, srcx, srcy); |
1508 |
ui_patblt(ROP2_XOR, x, y, cx, cy, brush, bgcolour, fgcolour); |
1509 |
break; |
1510 |
|
1511 |
case 0xc0: /* PSa */ |
1512 |
ui_memblt(ROP2_COPY, x, y, cx, cy, src, srcx, srcy); |
1513 |
ui_patblt(ROP2_AND, x, y, cx, cy, brush, bgcolour, fgcolour); |
1514 |
break; |
1515 |
|
1516 |
default: |
1517 |
unimpl("triblt 0x%x\n", opcode); |
1518 |
ui_memblt(ROP2_COPY, x, y, cx, cy, src, srcx, srcy); |
1519 |
} |
1520 |
} |
1521 |
|
1522 |
void |
1523 |
ui_line(uint8 opcode, |
1524 |
/* dest */ int startx, int starty, int endx, int endy, |
1525 |
/* pen */ PEN * pen) |
1526 |
{ |
1527 |
SET_FUNCTION(opcode); |
1528 |
SET_FOREGROUND(pen->colour); |
1529 |
XDrawLine(display, wnd, gc, startx, starty, endx, endy); |
1530 |
if (ownbackstore) |
1531 |
XDrawLine(display, backstore, gc, startx, starty, endx, endy); |
1532 |
RESET_FUNCTION(opcode); |
1533 |
} |
1534 |
|
1535 |
void |
1536 |
ui_rect( |
1537 |
/* dest */ int x, int y, int cx, int cy, |
1538 |
/* brush */ int colour) |
1539 |
{ |
1540 |
SET_FOREGROUND(colour); |
1541 |
FILL_RECTANGLE(x, y, cx, cy); |
1542 |
} |
1543 |
|
1544 |
/* warning, this function only draws on wnd or backstore, not both */ |
1545 |
void |
1546 |
ui_draw_glyph(int mixmode, |
1547 |
/* dest */ int x, int y, int cx, int cy, |
1548 |
/* src */ HGLYPH glyph, int srcx, int srcy, |
1549 |
int bgcolour, int fgcolour) |
1550 |
{ |
1551 |
SET_FOREGROUND(fgcolour); |
1552 |
SET_BACKGROUND(bgcolour); |
1553 |
|
1554 |
XSetFillStyle(display, gc, |
1555 |
(mixmode == MIX_TRANSPARENT) ? FillStippled : FillOpaqueStippled); |
1556 |
XSetStipple(display, gc, (Pixmap) glyph); |
1557 |
XSetTSOrigin(display, gc, x, y); |
1558 |
|
1559 |
FILL_RECTANGLE_BACKSTORE(x, y, cx, cy); |
1560 |
|
1561 |
XSetFillStyle(display, gc, FillSolid); |
1562 |
} |
1563 |
|
1564 |
#define DO_GLYPH(ttext,idx) \ |
1565 |
{\ |
1566 |
glyph = cache_get_font (font, ttext[idx]);\ |
1567 |
if (!(flags & TEXT2_IMPLICIT_X))\ |
1568 |
{\ |
1569 |
xyoffset = ttext[++idx];\ |
1570 |
if ((xyoffset & 0x80))\ |
1571 |
{\ |
1572 |
if (flags & TEXT2_VERTICAL) \ |
1573 |
y += ttext[idx+1] | (ttext[idx+2] << 8);\ |
1574 |
else\ |
1575 |
x += ttext[idx+1] | (ttext[idx+2] << 8);\ |
1576 |
idx += 2;\ |
1577 |
}\ |
1578 |
else\ |
1579 |
{\ |
1580 |
if (flags & TEXT2_VERTICAL) \ |
1581 |
y += xyoffset;\ |
1582 |
else\ |
1583 |
x += xyoffset;\ |
1584 |
}\ |
1585 |
}\ |
1586 |
if (glyph != NULL)\ |
1587 |
{\ |
1588 |
ui_draw_glyph (mixmode, x + glyph->offset,\ |
1589 |
y + glyph->baseline,\ |
1590 |
glyph->width, glyph->height,\ |
1591 |
glyph->pixmap, 0, 0, bgcolour, fgcolour);\ |
1592 |
if (flags & TEXT2_IMPLICIT_X)\ |
1593 |
x += glyph->width;\ |
1594 |
}\ |
1595 |
} |
1596 |
|
1597 |
void |
1598 |
ui_draw_text(uint8 font, uint8 flags, int mixmode, int x, int y, |
1599 |
int clipx, int clipy, int clipcx, int clipcy, |
1600 |
int boxx, int boxy, int boxcx, int boxcy, int bgcolour, |
1601 |
int fgcolour, uint8 * text, uint8 length) |
1602 |
{ |
1603 |
FONTGLYPH *glyph; |
1604 |
int i, j, xyoffset; |
1605 |
DATABLOB *entry; |
1606 |
|
1607 |
SET_FOREGROUND(bgcolour); |
1608 |
|
1609 |
if (boxcx > 1) |
1610 |
{ |
1611 |
FILL_RECTANGLE_BACKSTORE(boxx, boxy, boxcx, boxcy); |
1612 |
} |
1613 |
else if (mixmode == MIX_OPAQUE) |
1614 |
{ |
1615 |
FILL_RECTANGLE_BACKSTORE(clipx, clipy, clipcx, clipcy); |
1616 |
} |
1617 |
|
1618 |
/* Paint text, character by character */ |
1619 |
for (i = 0; i < length;) |
1620 |
{ |
1621 |
switch (text[i]) |
1622 |
{ |
1623 |
case 0xff: |
1624 |
if (i + 2 < length) |
1625 |
cache_put_text(text[i + 1], text, text[i + 2]); |
1626 |
else |
1627 |
{ |
1628 |
error("this shouldn't be happening\n"); |
1629 |
exit(1); |
1630 |
} |
1631 |
/* this will move pointer from start to first character after FF command */ |
1632 |
length -= i + 3; |
1633 |
text = &(text[i + 3]); |
1634 |
i = 0; |
1635 |
break; |
1636 |
|
1637 |
case 0xfe: |
1638 |
entry = cache_get_text(text[i + 1]); |
1639 |
if (entry != NULL) |
1640 |
{ |
1641 |
if ((((uint8 *) (entry->data))[1] == |
1642 |
0) && (!(flags & TEXT2_IMPLICIT_X))) |
1643 |
{ |
1644 |
if (flags & TEXT2_VERTICAL) |
1645 |
y += text[i + 2]; |
1646 |
else |
1647 |
x += text[i + 2]; |
1648 |
} |
1649 |
for (j = 0; j < entry->size; j++) |
1650 |
DO_GLYPH(((uint8 *) (entry->data)), j); |
1651 |
} |
1652 |
if (i + 2 < length) |
1653 |
i += 3; |
1654 |
else |
1655 |
i += 2; |
1656 |
length -= i; |
1657 |
/* this will move pointer from start to first character after FE command */ |
1658 |
text = &(text[i]); |
1659 |
i = 0; |
1660 |
break; |
1661 |
|
1662 |
default: |
1663 |
DO_GLYPH(text, i); |
1664 |
i++; |
1665 |
break; |
1666 |
} |
1667 |
} |
1668 |
if (ownbackstore) |
1669 |
{ |
1670 |
if (boxcx > 1) |
1671 |
XCopyArea(display, backstore, wnd, gc, boxx, |
1672 |
boxy, boxcx, boxcy, boxx, boxy); |
1673 |
else |
1674 |
XCopyArea(display, backstore, wnd, gc, clipx, |
1675 |
clipy, clipcx, clipcy, clipx, clipy); |
1676 |
} |
1677 |
} |
1678 |
|
1679 |
void |
1680 |
ui_desktop_save(uint32 offset, int x, int y, int cx, int cy) |
1681 |
{ |
1682 |
Pixmap pix; |
1683 |
XImage *image; |
1684 |
|
1685 |
if (ownbackstore) |
1686 |
{ |
1687 |
image = XGetImage(display, backstore, x, y, cx, cy, AllPlanes, ZPixmap); |
1688 |
} |
1689 |
else |
1690 |
{ |
1691 |
pix = XCreatePixmap(display, wnd, cx, cy, depth); |
1692 |
XCopyArea(display, wnd, pix, gc, x, y, cx, cy, 0, 0); |
1693 |
image = XGetImage(display, pix, 0, 0, cx, cy, AllPlanes, ZPixmap); |
1694 |
XFreePixmap(display, pix); |
1695 |
} |
1696 |
|
1697 |
offset *= bpp / 8; |
1698 |
cache_put_desktop(offset, cx, cy, image->bytes_per_line, bpp / 8, (uint8 *) image->data); |
1699 |
|
1700 |
XDestroyImage(image); |
1701 |
} |
1702 |
|
1703 |
void |
1704 |
ui_desktop_restore(uint32 offset, int x, int y, int cx, int cy) |
1705 |
{ |
1706 |
XImage *image; |
1707 |
uint8 *data; |
1708 |
|
1709 |
offset *= bpp / 8; |
1710 |
data = cache_get_desktop(offset, cx, cy, bpp / 8); |
1711 |
if (data == NULL) |
1712 |
return; |
1713 |
|
1714 |
image = XCreateImage(display, visual, depth, ZPixmap, 0, |
1715 |
(char *) data, cx, cy, BitmapPad(display), cx * bpp / 8); |
1716 |
|
1717 |
if (ownbackstore) |
1718 |
{ |
1719 |
XPutImage(display, backstore, gc, image, 0, 0, x, y, cx, cy); |
1720 |
XCopyArea(display, backstore, wnd, gc, x, y, cx, cy, x, y); |
1721 |
} |
1722 |
else |
1723 |
{ |
1724 |
XPutImage(display, wnd, gc, image, 0, 0, x, y, cx, cy); |
1725 |
} |
1726 |
|
1727 |
XFree(image); |
1728 |
} |