706 lines
16 KiB
C
706 lines
16 KiB
C
/* GDK - The GIMP Drawing Kit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#include "config.h"
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/types.h>
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#include <sys/mman.h>
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#include <sys/ioctl.h>
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#include <ctype.h>
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#include <stdio.h>
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#include <time.h>
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#include <stdlib.h>
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#include "gdk.h"
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#include "gdkprivate-fb.h"
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#include "gdkinternals.h"
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/* Private variable declarations
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*/
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static int gdk_initialized = 0; /* 1 if the library is initialized,
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* 0 otherwise.
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*/
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#ifdef G_ENABLE_DEBUG
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static const GDebugKey gdk_debug_keys[] = {
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{"misc", GDK_DEBUG_MISC},
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{"events", GDK_DEBUG_EVENTS},
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};
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static const int gdk_ndebug_keys = sizeof(gdk_debug_keys)/sizeof(GDebugKey);
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#endif /* G_ENABLE_DEBUG */
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GdkArgDesc _gdk_windowing_args[] = {
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{ NULL }
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};
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static GdkFBDisplay *
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gdk_fb_display_new(const char *filename)
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{
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int fd, n;
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GdkFBDisplay *retval;
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fd = open(filename, O_RDWR);
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if(fd < 0)
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return NULL;
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retval = g_new0(GdkFBDisplay, 1);
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retval->fd = fd;
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ioctl(retval->fd, FBIOBLANK, 0);
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n = ioctl(fd, FBIOGET_FSCREENINFO, &retval->sinfo);
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n |= ioctl(fd, FBIOGET_VSCREENINFO, &retval->modeinfo);
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g_assert(!n);
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/* We used to use sinfo.smem_len, but that seemed to be broken in many cases */
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retval->fbmem = mmap(NULL, retval->modeinfo.yres * retval->sinfo.line_length,
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PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0);
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g_assert(retval->fbmem != MAP_FAILED);
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if(retval->sinfo.visual == FB_VISUAL_PSEUDOCOLOR)
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{
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guint16 red[256], green[256], blue[256];
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struct fb_cmap cmap;
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for(n = 0; n < 16; n++)
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red[n] = green[n] = blue[n] = n << 12;
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for(n = 16; n < 256; n++)
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red[n] = green[n] = blue[n] = n << 8;
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cmap.red = red; cmap.green = green; cmap.blue = blue; cmap.len = 256; cmap.start = 0;
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ioctl(fd, FBIOPUTCMAP, &cmap);
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}
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if(retval->sinfo.visual == FB_VISUAL_TRUECOLOR)
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{
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retval->red_byte = retval->modeinfo.red.offset >> 3;
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retval->green_byte = retval->modeinfo.green.offset >> 3;
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retval->blue_byte = retval->modeinfo.blue.offset >> 3;
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}
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return retval;
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}
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static void
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gdk_fb_display_destroy(GdkFBDisplay *fbd)
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{
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munmap(fbd->fbmem, fbd->modeinfo.yres * fbd->sinfo.line_length);
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close(fbd->fd);
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g_free(fbd);
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}
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extern void keyboard_init(void);
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gboolean
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_gdk_windowing_init_check (int argc, char **argv)
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{
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if(gdk_initialized)
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return TRUE;
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keyboard_init();
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gdk_display = gdk_fb_display_new("/dev/fb");
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if(!gdk_display)
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return FALSE;
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gdk_fb_font_init();
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gdk_initialized = TRUE;
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return TRUE;
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}
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/*
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*--------------------------------------------------------------
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* gdk_pointer_grab
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*
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* Grabs the pointer to a specific window
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*
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* Arguments:
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* "window" is the window which will receive the grab
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* "owner_events" specifies whether events will be reported as is,
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* or relative to "window"
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* "event_mask" masks only interesting events
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* "confine_to" limits the cursor movement to the specified window
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* "cursor" changes the cursor for the duration of the grab
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* "time" specifies the time
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*
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* Results:
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*
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* Side effects:
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* requires a corresponding call to gdk_pointer_ungrab
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*
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*--------------------------------------------------------------
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*/
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GdkGrabStatus
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gdk_pointer_grab (GdkWindow * window,
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gint owner_events,
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GdkEventMask event_mask,
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GdkWindow * confine_to,
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GdkCursor * cursor,
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guint32 time)
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{
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return gdk_fb_pointer_grab (window,
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owner_events,
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event_mask,
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confine_to,
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cursor,
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time, FALSE);
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}
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static gboolean _gdk_fb_pointer_implicit_grab = FALSE;
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GdkGrabStatus
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gdk_fb_pointer_grab (GdkWindow * window,
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gint owner_events,
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GdkEventMask event_mask,
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GdkWindow * confine_to,
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GdkCursor * cursor,
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guint32 time,
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gboolean implicit_grab)
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{
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g_return_val_if_fail (window != NULL, 0);
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g_return_val_if_fail (GDK_IS_WINDOW (window), 0);
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g_return_val_if_fail (confine_to == NULL || GDK_IS_WINDOW (confine_to), 0);
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if(_gdk_fb_pointer_grab_window)
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{
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if(implicit_grab && !_gdk_fb_pointer_implicit_grab)
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return GDK_GRAB_ALREADY_GRABBED;
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gdk_pointer_ungrab(time);
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}
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_gdk_fb_pointer_implicit_grab = implicit_grab;
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_gdk_fb_pointer_grab_window = gdk_window_ref(window);
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_gdk_fb_pointer_grab_window_events = owner_events?NULL:_gdk_fb_pointer_grab_window;
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_gdk_fb_pointer_grab_confine = confine_to?gdk_window_ref(confine_to):NULL;
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_gdk_fb_pointer_grab_events = event_mask;
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_gdk_fb_pointer_grab_cursor = cursor?gdk_cursor_ref(cursor):NULL;
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if(cursor)
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gdk_fb_cursor_reset();
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gdk_fb_window_visibility_crossing(window, TRUE, TRUE);
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return GDK_GRAB_SUCCESS;
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}
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/*
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*--------------------------------------------------------------
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* gdk_pointer_ungrab
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*
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* Releases any pointer grab
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*
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* Arguments:
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*
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* Results:
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*
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* Side effects:
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*
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*--------------------------------------------------------------
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*/
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void
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gdk_pointer_ungrab (guint32 time)
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{
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gdk_fb_pointer_ungrab(time, FALSE);
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}
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void
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gdk_fb_pointer_ungrab (guint32 time, gboolean implicit_grab)
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{
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gboolean have_grab_cursor = _gdk_fb_pointer_grab_cursor && 1;
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if(!_gdk_fb_pointer_grab_window)
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return;
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if(implicit_grab && !_gdk_fb_pointer_implicit_grab)
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return;
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if(_gdk_fb_pointer_grab_confine)
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gdk_window_unref(_gdk_fb_pointer_grab_confine);
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_gdk_fb_pointer_grab_confine = NULL;
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if(_gdk_fb_pointer_grab_cursor)
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gdk_cursor_unref(_gdk_fb_pointer_grab_cursor);
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_gdk_fb_pointer_grab_cursor = NULL;
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if(have_grab_cursor)
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gdk_fb_cursor_reset();
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gdk_fb_window_visibility_crossing(_gdk_fb_pointer_grab_window, FALSE, TRUE);
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if(_gdk_fb_pointer_grab_window)
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gdk_window_unref(_gdk_fb_pointer_grab_window);
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_gdk_fb_pointer_grab_window = NULL;
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_gdk_fb_pointer_grab_window_events = NULL;
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_gdk_fb_pointer_implicit_grab = FALSE;
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}
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/*
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*--------------------------------------------------------------
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* gdk_pointer_is_grabbed
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*
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* Tell wether there is an active x pointer grab in effect
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*
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* Arguments:
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*
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* Results:
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*
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* Side effects:
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*
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*--------------------------------------------------------------
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*/
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gint
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gdk_pointer_is_grabbed (void)
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{
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return _gdk_fb_pointer_grab_window != NULL;
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}
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/*
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*--------------------------------------------------------------
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* gdk_keyboard_grab
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*
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* Grabs the keyboard to a specific window
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*
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* Arguments:
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* "window" is the window which will receive the grab
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* "owner_events" specifies whether events will be reported as is,
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* or relative to "window"
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* "time" specifies the time
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*
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* Results:
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*
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* Side effects:
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* requires a corresponding call to gdk_keyboard_ungrab
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*
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*--------------------------------------------------------------
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*/
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GdkGrabStatus
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gdk_keyboard_grab (GdkWindow * window,
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gint owner_events,
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guint32 time)
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{
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g_return_val_if_fail (window != NULL, 0);
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g_return_val_if_fail (GDK_IS_WINDOW (window), 0);
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if(_gdk_fb_pointer_grab_window)
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gdk_keyboard_ungrab(time);
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if(!owner_events)
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_gdk_fb_keyboard_grab_window = gdk_window_ref(window);
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return GDK_GRAB_SUCCESS;
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}
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/*
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*--------------------------------------------------------------
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* gdk_keyboard_ungrab
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*
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* Releases any keyboard grab
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*
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* Arguments:
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*
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* Results:
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*
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* Side effects:
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*
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*--------------------------------------------------------------
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*/
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void
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gdk_keyboard_ungrab (guint32 time)
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{
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if(_gdk_fb_keyboard_grab_window)
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gdk_window_unref(_gdk_fb_keyboard_grab_window);
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_gdk_fb_keyboard_grab_window = NULL;
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}
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/*
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*--------------------------------------------------------------
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* gdk_screen_width
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*
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* Return the width of the screen.
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*
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* Arguments:
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*
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* Results:
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*
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* Side effects:
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*
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*--------------------------------------------------------------
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*/
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gint
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gdk_screen_width (void)
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{
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return gdk_display->modeinfo.xres;
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}
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/*
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*--------------------------------------------------------------
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* gdk_screen_height
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*
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* Return the height of the screen.
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*
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* Arguments:
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*
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* Results:
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*
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* Side effects:
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*
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*--------------------------------------------------------------
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*/
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gint
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gdk_screen_height (void)
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{
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return gdk_display->modeinfo.yres;
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}
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/*
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*--------------------------------------------------------------
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* gdk_screen_width_mm
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*
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* Return the width of the screen in millimeters.
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*
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* Arguments:
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*
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* Results:
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*
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* Side effects:
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*
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*--------------------------------------------------------------
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*/
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gint
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gdk_screen_width_mm (void)
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{
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return 0.5 + gdk_screen_width () * (25.4 / 72.);
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}
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/*
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*--------------------------------------------------------------
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* gdk_screen_height
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*
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* Return the height of the screen in millimeters.
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*
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* Arguments:
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*
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* Results:
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*
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* Side effects:
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*
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*--------------------------------------------------------------
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*/
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gint
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gdk_screen_height_mm (void)
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{
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return 0.5 + gdk_screen_height () * (25.4 / 72.);
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}
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/*
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*--------------------------------------------------------------
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* gdk_set_sm_client_id
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*
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* Set the SM_CLIENT_ID property on the WM_CLIENT_LEADER window
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* so that the window manager can save our state using the
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* X11R6 ICCCM session management protocol. A NULL value should
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* be set following disconnection from the session manager to
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* remove the SM_CLIENT_ID property.
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*
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* Arguments:
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*
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* "sm_client_id" specifies the client id assigned to us by the
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* session manager or NULL to remove the property.
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*
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* Results:
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*
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* Side effects:
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*
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*--------------------------------------------------------------
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*/
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void
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gdk_set_sm_client_id (const gchar* sm_client_id)
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{
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}
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void
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gdk_key_repeat_disable (void)
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{
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}
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void
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gdk_key_repeat_restore (void)
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{
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}
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extern void keyboard_shutdown(void);
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void
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gdk_windowing_exit (void)
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{
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gdk_fb_display_destroy(gdk_display); gdk_display = NULL;
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gdk_fb_font_fini();
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keyboard_shutdown();
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}
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gchar*
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gdk_keyval_name (guint keyval)
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{
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return NULL;
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}
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guint
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gdk_keyval_from_name (const gchar *keyval_name)
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{
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return 0;
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}
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gchar *
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gdk_get_display(void)
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{
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return g_strdup("/dev/fb0");
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}
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/* utils */
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GdkEvent *
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gdk_event_make(GdkWindow *window, GdkEventType type, gboolean append_to_queue)
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{
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static const guint type_masks[] = {
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GDK_SUBSTRUCTURE_MASK, /* GDK_DELETE = 0, */
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GDK_STRUCTURE_MASK, /* GDK_DESTROY = 1, */
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GDK_EXPOSURE_MASK, /* GDK_EXPOSE = 2, */
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GDK_POINTER_MOTION_MASK, /* GDK_MOTION_NOTIFY = 3, */
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GDK_BUTTON_PRESS_MASK, /* GDK_BUTTON_PRESS = 4, */
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GDK_BUTTON_PRESS_MASK, /* GDK_2BUTTON_PRESS = 5, */
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GDK_BUTTON_PRESS_MASK, /* GDK_3BUTTON_PRESS = 6, */
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GDK_BUTTON_RELEASE_MASK, /* GDK_BUTTON_RELEASE = 7, */
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GDK_KEY_PRESS_MASK, /* GDK_KEY_PRESS = 8, */
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GDK_KEY_RELEASE_MASK, /* GDK_KEY_RELEASE = 9, */
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GDK_ENTER_NOTIFY_MASK, /* GDK_ENTER_NOTIFY = 10, */
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GDK_LEAVE_NOTIFY_MASK, /* GDK_LEAVE_NOTIFY = 11, */
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GDK_FOCUS_CHANGE_MASK, /* GDK_FOCUS_CHANGE = 12, */
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GDK_STRUCTURE_MASK, /* GDK_CONFIGURE = 13, */
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GDK_VISIBILITY_NOTIFY_MASK, /* GDK_MAP = 14, */
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GDK_VISIBILITY_NOTIFY_MASK, /* GDK_UNMAP = 15, */
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GDK_PROPERTY_CHANGE_MASK, /* GDK_PROPERTY_NOTIFY = 16, */
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GDK_PROPERTY_CHANGE_MASK, /* GDK_SELECTION_CLEAR = 17, */
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GDK_PROPERTY_CHANGE_MASK, /* GDK_SELECTION_REQUEST = 18, */
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GDK_PROPERTY_CHANGE_MASK, /* GDK_SELECTION_NOTIFY = 19, */
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GDK_PROXIMITY_IN_MASK, /* GDK_PROXIMITY_IN = 20, */
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GDK_PROXIMITY_OUT_MASK, /* GDK_PROXIMITY_OUT = 21, */
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GDK_ALL_EVENTS_MASK, /* GDK_DRAG_ENTER = 22, */
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GDK_ALL_EVENTS_MASK, /* GDK_DRAG_LEAVE = 23, */
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GDK_ALL_EVENTS_MASK, /* GDK_DRAG_MOTION = 24, */
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GDK_ALL_EVENTS_MASK, /* GDK_DRAG_STATUS = 25, */
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GDK_ALL_EVENTS_MASK, /* GDK_DROP_START = 26, */
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GDK_ALL_EVENTS_MASK, /* GDK_DROP_FINISHED = 27, */
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GDK_ALL_EVENTS_MASK, /* GDK_CLIENT_EVENT = 28, */
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GDK_VISIBILITY_NOTIFY_MASK, /* GDK_VISIBILITY_NOTIFY = 29, */
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GDK_EXPOSURE_MASK, /* GDK_NO_EXPOSE = 30, */
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GDK_SCROLL_MASK /* GDK_SCROLL = 31 */
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};
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guint evmask;
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evmask = GDK_WINDOW_IMPL_FBDATA(window)->event_mask;
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/* Bad hack to make sure that things work semi-properly with owner_events */
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|
if(_gdk_fb_pointer_grab_window)
|
|
evmask |= _gdk_fb_pointer_grab_events;
|
|
if(_gdk_fb_keyboard_grab_window)
|
|
evmask |= _gdk_fb_keyboard_grab_events;
|
|
|
|
if(evmask & GDK_BUTTON_MOTION_MASK)
|
|
{
|
|
evmask |= GDK_BUTTON1_MOTION_MASK|GDK_BUTTON2_MOTION_MASK|GDK_BUTTON3_MOTION_MASK;
|
|
}
|
|
|
|
if(evmask & (GDK_BUTTON1_MOTION_MASK|GDK_BUTTON2_MOTION_MASK|GDK_BUTTON3_MOTION_MASK))
|
|
{
|
|
gint x, y;
|
|
GdkModifierType mask;
|
|
|
|
gdk_input_ps2_get_mouseinfo(&x, &y, &mask);
|
|
|
|
if(((mask & GDK_BUTTON1_MASK) && (evmask & GDK_BUTTON1_MOTION_MASK))
|
|
|| ((mask & GDK_BUTTON2_MASK) && (evmask & GDK_BUTTON2_MOTION_MASK))
|
|
|| ((mask & GDK_BUTTON3_MASK) && (evmask & GDK_BUTTON3_MOTION_MASK)))
|
|
evmask |= GDK_POINTER_MOTION_MASK;
|
|
}
|
|
|
|
if(evmask & type_masks[type])
|
|
{
|
|
GdkEvent *event = gdk_event_new();
|
|
#if 0
|
|
guint32 the_time = g_latest_time.tv_sec * 1000 + g_latest_time.tv_usec / 1000;
|
|
#else
|
|
guint32 the_time;
|
|
GTimeVal gcurtime;
|
|
|
|
g_get_current_time(&gcurtime);
|
|
the_time = gcurtime.tv_sec * 1000 + gcurtime.tv_usec / 1000;
|
|
#endif
|
|
|
|
event->any.type = type;
|
|
event->any.window = gdk_window_ref(window);
|
|
event->any.send_event = FALSE;
|
|
switch(type)
|
|
{
|
|
case GDK_MOTION_NOTIFY:
|
|
event->motion.time = the_time;
|
|
event->motion.axes = NULL;
|
|
break;
|
|
case GDK_BUTTON_PRESS:
|
|
case GDK_2BUTTON_PRESS:
|
|
case GDK_3BUTTON_PRESS:
|
|
case GDK_BUTTON_RELEASE:
|
|
event->button.time = the_time;
|
|
event->button.axes = NULL;
|
|
break;
|
|
case GDK_KEY_PRESS:
|
|
case GDK_KEY_RELEASE:
|
|
event->key.time = the_time;
|
|
break;
|
|
case GDK_ENTER_NOTIFY:
|
|
case GDK_LEAVE_NOTIFY:
|
|
event->crossing.time = the_time;
|
|
break;
|
|
|
|
case GDK_PROPERTY_NOTIFY:
|
|
event->property.time = the_time;
|
|
break;
|
|
|
|
case GDK_SELECTION_CLEAR:
|
|
case GDK_SELECTION_REQUEST:
|
|
case GDK_SELECTION_NOTIFY:
|
|
event->selection.time = the_time;
|
|
break;
|
|
case GDK_PROXIMITY_IN:
|
|
case GDK_PROXIMITY_OUT:
|
|
event->proximity.time = the_time;
|
|
break;
|
|
case GDK_DRAG_ENTER:
|
|
case GDK_DRAG_LEAVE:
|
|
case GDK_DRAG_MOTION:
|
|
case GDK_DRAG_STATUS:
|
|
case GDK_DROP_START:
|
|
case GDK_DROP_FINISHED:
|
|
event->dnd.time = the_time;
|
|
break;
|
|
|
|
case GDK_FOCUS_CHANGE:
|
|
case GDK_CONFIGURE:
|
|
case GDK_MAP:
|
|
case GDK_UNMAP:
|
|
case GDK_CLIENT_EVENT:
|
|
case GDK_VISIBILITY_NOTIFY:
|
|
case GDK_NO_EXPOSE:
|
|
case GDK_SCROLL:
|
|
case GDK_DELETE:
|
|
case GDK_DESTROY:
|
|
case GDK_EXPOSE:
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if(append_to_queue)
|
|
gdk_event_queue_append(event);
|
|
|
|
return event;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
void CM(void)
|
|
{
|
|
static gpointer mymem = NULL;
|
|
gpointer arry[256];
|
|
int i;
|
|
|
|
return;
|
|
|
|
free(mymem);
|
|
|
|
for(i = 0; i < sizeof(arry)/sizeof(arry[0]); i++)
|
|
arry[i] = malloc(i+1);
|
|
for(i = 0; i < sizeof(arry)/sizeof(arry[0]); i++)
|
|
free(arry[i]);
|
|
|
|
mymem = malloc(256);
|
|
}
|
|
|
|
/* XXX badhack */
|
|
typedef struct _GdkWindowPaint GdkWindowPaint;
|
|
|
|
struct _GdkWindowPaint
|
|
{
|
|
GdkRegion *region;
|
|
GdkPixmap *pixmap;
|
|
gint x_offset;
|
|
gint y_offset;
|
|
};
|
|
|
|
void RP(GdkDrawable *d)
|
|
{
|
|
#if 0
|
|
if(GDK_DRAWABLE_TYPE(d) == GDK_DRAWABLE_PIXMAP)
|
|
{
|
|
if(!GDK_PIXMAP_FBDATA(d)->no_free_mem)
|
|
{
|
|
guchar *oldmem = GDK_DRAWABLE_FBDATA(d)->mem;
|
|
guint len = ((GDK_DRAWABLE_IMPL_FBDATA(d)->width * GDK_DRAWABLE_IMPL_FBDATA(d)->depth + 7) / 8) * GDK_DRAWABLE_IMPL_FBDATA(d)->height;
|
|
GDK_DRAWABLE_IMPL_FBDATA(d)->mem = g_malloc(len);
|
|
memcpy(GDK_DRAWABLE_IMPL_FBDATA(d)->mem, oldmem, len);
|
|
g_free(oldmem);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
GSList *priv = GDK_WINDOW_P(d)->paint_stack;
|
|
for(; priv; priv = priv->next)
|
|
{
|
|
GdkWindowPaint *p = priv->data;
|
|
|
|
RP(p->pixmap);
|
|
}
|
|
}
|
|
#endif
|
|
}
|