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#include <X11/Xutil.h> |
#include <X11/Xutil.h> |
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#include <time.h> |
#include <time.h> |
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#include <errno.h> |
#include <errno.h> |
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#define XK_MISCELLANY |
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#include <X11/keysymdef.h> |
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#include "rdesktop.h" |
#include "rdesktop.h" |
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#include "scancodes.h" |
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extern int width; |
extern int width; |
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extern int height; |
extern int height; |
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extern BOOL fullscreen; |
extern BOOL fullscreen; |
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extern BOOL grab_keyboard; |
extern BOOL grab_keyboard; |
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extern char title[]; |
extern char title[]; |
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BOOL enable_compose = False; |
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Display *display; |
Display *display; |
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static int x_socket; |
static int x_socket; |
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static Visual *visual; |
static Visual *visual; |
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static int depth; |
static int depth; |
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static int bpp; |
static int bpp; |
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static XIM IM; |
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static XIC IC; |
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static Cursor current_cursor; |
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/* endianness */ |
/* endianness */ |
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static BOOL host_be; |
static BOOL host_be; |
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static Colormap xcolmap; |
static Colormap xcolmap; |
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static uint32 *colmap; |
static uint32 *colmap; |
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/* Compose support */ |
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BOOL enable_compose = False; |
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static XIM IM = NULL; |
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static XIC IC = NULL; |
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/* toggle fullscreen globals */ |
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static unsigned long input_mask; |
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#define SET_FOREGROUND(col) XSetForeground(display, gc, translate_colour(colmap[col])); |
#define SET_FOREGROUND(col) XSetForeground(display, gc, translate_colour(colmap[col])); |
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#define SET_BACKGROUND(col) XSetBackground(display, gc, translate_colour(colmap[col])); |
#define SET_BACKGROUND(col) XSetBackground(display, gc, translate_colour(colmap[col])); |
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return colour; |
return colour; |
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} |
} |
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static unsigned long |
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init_inputmethod(void) |
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{ |
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unsigned long filtered_events = 0; |
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IM = XOpenIM(display, NULL, NULL, NULL); |
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if (IM == NULL) |
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{ |
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error("Failed to open input method\n"); |
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} |
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if (IM != NULL) |
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{ |
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/* Must be done after XCreateWindow */ |
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IC = XCreateIC(IM, XNInputStyle, |
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(XIMPreeditNothing | XIMStatusNothing), |
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XNClientWindow, wnd, XNFocusWindow, wnd, NULL); |
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if (IC == NULL) |
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{ |
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error("Failed to create input context\n"); |
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XCloseIM(IM); |
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IM = NULL; |
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} |
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} |
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/* For correct Multi_key/Compose processing, I guess. |
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It seems to work alright anyway, though. */ |
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if (IC != NULL) |
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{ |
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if (XGetICValues(IC, XNFilterEvents, &filtered_events, NULL) != NULL) |
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{ |
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error("Failed to obtain XNFilterEvents value from IC\n"); |
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filtered_events = 0; |
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} |
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} |
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return filtered_events; |
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} |
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static void |
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close_inputmethod(void) |
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{ |
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if (IC != NULL) |
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{ |
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XDestroyIC(IC); |
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if (IM != NULL) |
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{ |
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XCloseIM(IM); |
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IM = NULL; |
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} |
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} |
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} |
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BOOL |
BOOL |
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get_key_state(int keysym) |
get_key_state(int keysym) |
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{ |
{ |
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return (current_state & keysymMask) ? True : False; |
return (current_state & keysymMask) ? True : False; |
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} |
} |
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static void |
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xwin_map_window() |
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{ |
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XEvent xevent; |
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XMapWindow(display, wnd); |
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/* wait for VisibilityChange */ |
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XMaskEvent(display, VisibilityChangeMask, &xevent); |
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if (fullscreen) |
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XSetInputFocus(display, wnd, RevertToPointerRoot, CurrentTime); |
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} |
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BOOL |
BOOL |
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ui_init() |
ui_init() |
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{ |
{ |
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} |
} |
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xcolmap = DefaultColormapOfScreen(screen); |
xcolmap = DefaultColormapOfScreen(screen); |
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gc = XCreateGC(display, RootWindowOfScreen(screen), 0, NULL); |
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if (DoesBackingStore(screen) == NotUseful) |
if (DoesBackingStore(screen) != Always) |
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ownbackstore = True; |
ownbackstore = True; |
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test = 1; |
test = 1; |
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/* make sure width is a multiple of 4 */ |
/* make sure width is a multiple of 4 */ |
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width = (width + 3) & ~3; |
width = (width + 3) & ~3; |
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if (ownbackstore) |
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{ |
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backstore = XCreatePixmap(display, RootWindowOfScreen(screen), width, height, depth); |
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/* clear to prevent rubbish being exposed at startup */ |
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XSetForeground(display, gc, BlackPixelOfScreen(screen)); |
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XFillRectangle(display, backstore, gc, 0, 0, width, height); |
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} |
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if (enable_compose) |
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IM = XOpenIM(display, NULL, NULL, NULL); |
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xkeymap_init(); |
xkeymap_init(); |
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return True; |
return True; |
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} |
} |
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void |
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ui_deinit() |
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{ |
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if (IM != NULL) |
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XCloseIM(IM); |
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if (ownbackstore) |
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XFreePixmap(display, backstore); |
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XFreeGC(display, gc); |
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XCloseDisplay(display); |
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display = NULL; |
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} |
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BOOL |
BOOL |
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ui_create_window() |
ui_create_window() |
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{ |
{ |
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XSetWindowAttributes attribs; |
XSetWindowAttributes attribs; |
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XClassHint *classhints; |
XClassHint *classhints; |
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XSizeHints *sizehints; |
XSizeHints *sizehints; |
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int wndwidth, wndheight; |
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long input_mask, ic_input_mask; |
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XEvent xevent; |
XEvent xevent; |
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wndwidth = fullscreen ? WidthOfScreen(screen) : width; |
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wndheight = fullscreen ? HeightOfScreen(screen) : height; |
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attribs.background_pixel = BlackPixelOfScreen(screen); |
attribs.background_pixel = BlackPixelOfScreen(screen); |
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attribs.backing_store = ownbackstore ? NotUseful : Always; |
attribs.backing_store = ownbackstore ? NotUseful : Always; |
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attribs.override_redirect = fullscreen; |
attribs.override_redirect = fullscreen; |
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wnd = XCreateWindow(display, RootWindowOfScreen(screen), 0, 0, width, height, |
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wnd = XCreateWindow(display, RootWindowOfScreen(screen), 0, 0, wndwidth, wndheight, |
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0, CopyFromParent, InputOutput, CopyFromParent, |
0, CopyFromParent, InputOutput, CopyFromParent, |
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CWBackPixel | CWBackingStore | CWOverrideRedirect, &attribs); |
CWBackPixel | CWBackingStore | CWOverrideRedirect, &attribs); |
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if (ownbackstore) |
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backstore = XCreatePixmap(display, wnd, width, height, depth); |
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XStoreName(display, wnd, title); |
XStoreName(display, wnd, title); |
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classhints = XAllocClassHint(); |
classhints = XAllocClassHint(); |
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} |
} |
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input_mask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | |
input_mask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | |
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VisibilityChangeMask | FocusChangeMask; |
StructureNotifyMask | FocusChangeMask; |
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if (grab_keyboard) |
if (grab_keyboard) |
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input_mask |= EnterWindowMask | LeaveWindowMask; |
input_mask |= EnterWindowMask | LeaveWindowMask; |
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input_mask |= PointerMotionMask; |
input_mask |= PointerMotionMask; |
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if (ownbackstore) |
if (ownbackstore) |
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input_mask |= ExposureMask; |
input_mask |= ExposureMask; |
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if (enable_compose) |
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input_mask |= init_inputmethod(); |
if (IM != NULL) |
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{ |
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IC = XCreateIC(IM, XNInputStyle, (XIMPreeditNothing | XIMStatusNothing), |
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XNClientWindow, wnd, XNFocusWindow, wnd, NULL); |
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if ((IC != NULL) && (XGetICValues(IC, XNFilterEvents, &ic_input_mask, NULL) == NULL)) |
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input_mask |= ic_input_mask; |
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} |
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XSelectInput(display, wnd, input_mask); |
XSelectInput(display, wnd, input_mask); |
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XMapWindow(display, wnd); |
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xwin_map_window(); |
/* wait for MapNotify */ |
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do { |
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XMaskEvent(display, StructureNotifyMask, &xevent); |
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} while (xevent.type != MapNotify); |
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/* clear the window so that cached data is not seen */ |
if (fullscreen) |
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gc = XCreateGC(display, wnd, 0, NULL); |
XSetInputFocus(display, wnd, RevertToPointerRoot, CurrentTime); |
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XSetForeground(display, gc, 0); |
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FILL_RECTANGLE(0, 0, width, height); |
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return True; |
return True; |
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} |
} |
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void |
void |
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ui_destroy_window() |
ui_destroy_window() |
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{ |
{ |
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if (ownbackstore) |
if (IC != NULL) |
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XFreePixmap(display, backstore); |
XDestroyIC(IC); |
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XFreeGC(display, gc); |
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close_inputmethod(); |
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XDestroyWindow(display, wnd); |
XDestroyWindow(display, wnd); |
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XCloseDisplay(display); |
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display = NULL; |
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} |
} |
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void |
void |
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xwin_toggle_fullscreen() |
xwin_toggle_fullscreen() |
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{ |
{ |
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XEvent xevent; |
Pixmap contents = 0; |
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XSetWindowAttributes attribs; |
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int newwidth, newheight; |
if (!ownbackstore) |
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{ |
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/* need to save contents of window */ |
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contents = XCreatePixmap(display, wnd, width, height, depth); |
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XCopyArea(display, wnd, contents, gc, 0, 0, width, height, 0, 0); |
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} |
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ui_destroy_window(); |
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fullscreen = !fullscreen; |
fullscreen = !fullscreen; |
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newwidth = fullscreen ? WidthOfScreen(screen) : width; |
ui_create_window(); |
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newheight = fullscreen ? HeightOfScreen(screen) : height; |
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XUnmapWindow(display, wnd); |
XDefineCursor(display, wnd, current_cursor); |
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attribs.override_redirect = fullscreen; |
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XMoveResizeWindow(display, wnd, 0, 0, newwidth, newheight); |
if (!ownbackstore) |
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XChangeWindowAttributes(display, wnd, CWOverrideRedirect, &attribs); |
{ |
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xwin_map_window(); |
XCopyArea(display, contents, wnd, gc, 0, 0, width, height, 0, 0); |
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XFreePixmap(display, contents); |
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} |
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} |
} |
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/* Process all events in Xlib queue */ |
/* Process all events in Xlib queue */ |
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{ |
{ |
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XNextEvent(display, &xevent); |
XNextEvent(display, &xevent); |
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if (enable_compose && (XFilterEvent(&xevent, None) == True)) |
if ((IC != NULL) && (XFilterEvent(&xevent, None) == True)) |
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{ |
{ |
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DEBUG_KBD(("Filtering event\n")); |
DEBUG_KBD(("Filtering event\n")); |
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continue; |
continue; |
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void |
void |
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ui_set_cursor(HCURSOR cursor) |
ui_set_cursor(HCURSOR cursor) |
747 |
{ |
{ |
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XDefineCursor(display, wnd, (Cursor) cursor); |
current_cursor = (Cursor) cursor; |
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XDefineCursor(display, wnd, current_cursor); |
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} |
} |
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void |
void |