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This commit is contained in:
rhp 2001-06-17 19:53:45 +00:00
parent e84267ed3c
commit 59513231a5
14 changed files with 182 additions and 499 deletions
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18
configure.in
View File

@ -40,24 +40,8 @@ changequote([,])dnl
ALL_LINGUAS=""
AM_GNU_GETTEXT
if test -z "$PKG_CONFIG"; then
AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
fi
## see if we have Pango built with xft support
if $PKG_CONFIG --exists pangoxft ; then
PANGO_PACKAGES="pangox pangoxft"
have_xft=true
AC_DEFINE(HAVE_XFT)
else
PANGO_PACKAGES="pangox"
have_xft=false
fi
AM_CONDITIONAL(HAVE_XFT, $have_xft)
## here we get the flags we'll actually use
PKG_CHECK_MODULES(UISLAVE, gtk+-2.0 >= 1.3.5)
PKG_CHECK_MODULES(METACITY, $PANGO_PACKAGES)
PKG_CHECK_MODULES(METACITY, gtk+-2.0 >= 1.3.6)
# Check for shaped window extension
AC_CHECK_LIB(Xext, XShapeCombineMask, AC_DEFINE(HAVE_SHAPE_EXT),,$METACITY_LIBS)

52
src/Makefile.am
View File

@ -1,46 +1,7 @@
SUBDIRS=uislave
INCLUDES=@METACITY_CFLAGS@ -DMETACITY_LIBEXECDIR=\"$(libexecdir)\" -DHOST_ALIAS=\"@HOST_ALIAS@\" -DMETACITY_COMPILE=1
## convenience libraries lead to annoying slow compiles, plus we want
## to be extra-hacky by using #ifdef METACITY_COMPILE, ergo cheesy
## hack that follows.
copied_sources= \
messagequeue.h \
messagequeue.c
copied_sources_deps= \
$(srcdir)/uislave/messagequeue.h \
$(srcdir)/uislave/messagequeue.c
BUILT_SOURCES=$(copied_sources)
$(copied_sources): $(copied_sources_deps)
for I in $(copied_sources); do \
rm -f $$I ; \
echo "/* DO NOT EDIT THIS FILE */" > $$I ; \
echo "/* DO NOT EDIT THIS FILE */" >> $$I ; \
echo "/* DO NOT EDIT THIS FILE */" >> $$I ; \
echo "/* DO NOT EDIT THIS FILE */" >> $$I ; \
echo "/* DO NOT EDIT THIS FILE */" >> $$I ; \
echo "/* DO NOT EDIT THIS FILE */" >> $$I ; \
echo "/* DO NOT EDIT THIS FILE */" >> $$I ; \
echo "/* DO NOT EDIT THIS FILE */" >> $$I ; \
echo "/* DO NOT EDIT THIS FILE */" >> $$I ; \
echo "/* DO NOT EDIT THIS FILE */" >> $$I ; \
echo "/* DO NOT EDIT THIS FILE */" >> $$I ; \
echo "/* DO NOT EDIT THIS FILE */" >> $$I ; \
echo "/* DO NOT EDIT THIS FILE */" >> $$I ; \
echo "/* DO NOT EDIT THIS FILE */" >> $$I ; \
echo "/* DO NOT EDIT THIS FILE */" >> $$I ; \
cat $(srcdir)/uislave/$$I >> $$I ; \
done
INCLUDES=@METACITY_CFLAGS@ -DMETACITY_LIBEXECDIR=\"$(libexecdir)\" -DHOST_ALIAS=\"@HOST_ALIAS@\"
metacity_SOURCES= \
api.c \
api.h \
colors.c \
colors.h \
display.c \
display.h \
errors.c \
@ -49,27 +10,26 @@ metacity_SOURCES= \
eventqueue.h \
frame.c \
frame.h \
frames.c \
frames.h \
keybindings.c \
keybindings.h \
main.c \
main.h \
menu.c \
menu.h \
screen.c \
screen.h \
session.c \
session.h \
stack.c \
stack.h \
theme.c \
theme.h \
uislave.c \
uislave.h \
util.c \
util.h \
window.c \
window.h \
workspace.c \
workspace.h \
$(copied_sources)
workspace.h
bin_PROGRAMS=metacity

23
src/core.c Normal file
View File

@ -0,0 +1,23 @@
/* Metacity interface used by GTK+ UI to talk to core */
/*
* Copyright (C) 2001 Havoc Pennington
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#include "core.h"

31
src/core.h Normal file
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@ -0,0 +1,31 @@
/* Metacity interface used by GTK+ UI to talk to core */
/*
* Copyright (C) 2001 Havoc Pennington
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#ifndef META_CORE_H
#define META_CORE_H
/* Don't include core headers here */
#include <gtk/gtk.h>
#include <gdk/gdkx.h>
#include "frames.h"
#endif

7
src/display.c
View File

@ -197,6 +197,8 @@ meta_display_open (const char *name)
*/
display->leader_window = None;
#if 0
/* disable multihead pending GTK support */
screens = NULL;
i = 0;
while (i < ScreenCount (xdisplay))
@ -209,6 +211,11 @@ meta_display_open (const char *name)
screens = g_slist_prepend (screens, screen);
++i;
}
#else
screen = meta_screen_new (display, DefaultScreen (xdisplay));
if (screen)
screens = g_slist_prepend (screens, screen);
#endif
if (screens == NULL)
{

7
src/frame.c
View File

@ -1009,6 +1009,13 @@ meta_frame_event (MetaFrame *frame,
case ConfigureNotify:
break;
case ConfigureRequest:
{
/* This is a request from the UISlave, or else a client
* that's completely out of line. We call
* meta_window_move_resize() using this information.
*/
}
break;
case GravityNotify:
break;

21
src/frames.c
View File

@ -577,7 +577,9 @@ meta_frames_manage_window (MetaFrames *frames,
if (frame->window == NULL)
{
gdk_flush ();
gdk_error_trap_pop ();
g_free (frame);
meta_ui_warning ("Frame 0x%lx disappeared as we managed it\n", xwindow);
return;
}
@ -595,7 +597,24 @@ meta_frames_manage_window (MetaFrames *frames,
gdk_drawable_get_size (GDK_DRAWABLE (frame->window),
&frame->width, &frame->height);
gdk_error_trap_pop ();
/* This shouldn't be required if we don't select for button
* press in frame.c?
*/
XGrabButton (gdk_display, AnyButton, AnyModifier,
xwindow, False,
ButtonPressMask | ButtonReleaseMask |
PointerMotionMask | PointerMotionHintMask,
GrabModeAsync, GrabModeAsync,
False, None);
gdk_flush ();
if (gdk_error_trap_pop ())
{
g_object_unref (G_OBJECT (frame->window));
g_free (frame);
meta_ui_warning ("Errors managing frame 0x%lx\n", xwindow);
return;
}
frame->xwindow = xwindow;
frame->layout = NULL;

1
src/frames.h
View File

@ -69,7 +69,6 @@ void meta_frames_manage_window (MetaFrames *frames,
Window xwindow);
void meta_frames_unmanage_window (MetaFrames *frames,
Window xwindow);
void meta_frames_set_title (MetaFrames *frames,
Window xwindow,
const char *title);

3
src/main.c
View File

@ -23,6 +23,7 @@
#include "util.h"
#include "display.h"
#include "errors.h"
#include "ui.h"
#include <stdlib.h>
#include <sys/types.h>
@ -69,6 +70,8 @@ main (int argc, char **argv)
/* DO NOT FREE display_name, putenv() sucks */
}
meta_ui_init (&argc, &argv);
if (!meta_display_open (NULL))
meta_exit (META_EXIT_ERROR);

28
src/ui.c Normal file
View File

@ -0,0 +1,28 @@
/* Metacity interface for talking to GTK+ UI module */
/*
* Copyright (C) 2001 Havoc Pennington
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#include "ui.h"
void
meta_ui_init (int *argc, char ***argv)
{
gtk_init (argc, argv);
}

36
src/ui.h Normal file
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@ -0,0 +1,36 @@
/* Metacity interface for talking to GTK+ UI module */
/*
* Copyright (C) 2001 Havoc Pennington
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#ifndef META_UI_H
#define META_UI_H
/* Don't include gtk.h here */
#include "window.h"
typedef struct _MetaUI MetaUI;
void meta_ui_init (int *argc, char ***argv);
MetaUI* meta_ui_new (Display *xdisplay);
void meta_ui_free (MetaUI *ui);
#endif

353
src/uislave.c
View File

@ -1,353 +0,0 @@
/* Metacity UI Slave */
/*
* Copyright (C) 2001 Havoc Pennington
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#include "uislave.h"
#include "window.h"
#include <unistd.h>
#include <string.h>
#include <stdlib.h>
#include <errno.h>
#include <signal.h>
#include <fcntl.h>
static void respawn_child (MetaUISlave *uislave);
static void kill_child (MetaUISlave *uislave);
static void reset_vals (MetaUISlave *uislave);
static void message_queue_func (MetaMessageQueue *mq,
MetaMessage* message,
gpointer data);
MetaUISlave*
meta_ui_slave_new (const char *display_name,
MetaUISlaveFunc func,
gpointer data)
{
MetaUISlave *uislave;
uislave = g_new (MetaUISlave, 1);
uislave->display_name = g_strdup (display_name);
uislave->func = func;
uislave->data = data;
uislave->no_respawn = FALSE;
uislave->serial = 1;
reset_vals (uislave);
/* This may fail; all UISlave functions become no-ops
* if uislave->disabled, and metacity just runs
* with no UI features other than window borders.
*/
respawn_child (uislave);
return uislave;
}
void
meta_ui_slave_free (MetaUISlave *uislave)
{
meta_verbose ("Deleting UI slave for display '%s'\n",
uislave->display_name);
kill_child (uislave);
g_free (uislave->display_name);
g_free (uislave);
}
void
meta_ui_slave_disable (MetaUISlave *uislave)
{
/* Change UI slave into "black hole" mode,
* we found out it's hosed for some reason.
*/
kill_child (uislave);
uislave->no_respawn = TRUE;
meta_warning ("UI slave disabled, no tooltips or window menus will work\n");
}
static void
message_queue_func (MetaMessageQueue *mq,
MetaMessage* message,
gpointer data)
{
MetaUISlave *uislave;
uislave = data;
(* uislave->func) (uislave, message, uislave->data);
}
static void
child_setup (gpointer data)
{
/* data is leaked, putenv doesn't copy it */
putenv (data);
}
static void
respawn_child (MetaUISlave *uislave)
{
GError *error;
const char *uislavedir;
char *argv[] = { NULL, NULL, NULL, NULL, NULL };
int child_pid, inpipe, outpipe, errpipe;
char *path;
char *disp;
if (uislave->no_respawn)
return;
if (uislave->child_pid != 0)
return;
uislavedir = g_getenv ("METACITY_UISLAVE_DIR");
if (uislavedir == NULL)
uislavedir = METACITY_LIBEXECDIR;
disp = g_strconcat ("DISPLAY=", uislave->display_name, NULL);
path = g_strconcat (uislavedir, "/", "metacity-uislave", NULL);
#if 0
argv[0] = "/usr/bin/strace";
argv[1] = "-o";
argv[2] = "uislave-strace.log";
#endif
argv[0] = path;
argv[1] = "--sync";
meta_verbose ("Launching UI slave in dir %s display %s\n",
uislavedir, disp);
error = NULL;
if (g_spawn_async_with_pipes (NULL,
argv,
NULL,
/* flags */
0,
child_setup, disp,
&child_pid,
&inpipe, &outpipe, NULL,
&error))
{
errpipe = -1;
uislave->child_pid = child_pid;
uislave->in_pipe = inpipe;
uislave->out_pipe = outpipe;
uislave->mq = meta_message_queue_new (outpipe,
message_queue_func,
uislave);
meta_verbose ("Spawned UI slave with PID %d\n", uislave->child_pid);
}
else
{
meta_warning ("Failed to create user interface process: %s\n",
error->message);
g_error_free (error);
}
g_free (disp);
g_free (path);
}
static void
kill_child (MetaUISlave *uislave)
{
if (uislave->mq)
meta_message_queue_free (uislave->mq);
if (uislave->out_pipe >= 0)
{
meta_verbose ("Closing UI child output pipe\n");
close (uislave->out_pipe);
}
if (uislave->in_pipe >= 0)
{
meta_verbose ("Closing UI child input pipe\n");
close (uislave->in_pipe);
}
if (uislave->child_pid > 0)
{
/* don't care if this fails except in verbose mode */
if (kill (uislave->child_pid, SIGTERM) != 0)
{
meta_verbose ("Kill of UI slave process %d failed: %s\n",
uislave->child_pid, g_strerror (errno));
}
uislave->child_pid = 0;
}
reset_vals (uislave);
}
static void
reset_vals (MetaUISlave *uislave)
{
uislave->mq = NULL;
uislave->child_pid = 0;
uislave->in_pipe = -1;
uislave->out_pipe = -1;
/* don't reset no_respawn, it's a permanent thing. */
}
/*
* Message delivery
*/
static int
write_bytes (int fd, void *buf, int bytes)
{
const char *p;
int left;
left = bytes;
p = (char*) buf;
while (left > 0)
{
int written;
written = write (fd, p, left);
if (written < 0)
return -1;
left -= written;
p += written;
}
g_assert (p == ((char*)buf) + bytes);
return 0;
}
static void
send_message (MetaUISlave *uislave, MetaMessage *message,
int request_serial)
{
MetaMessageFooter *footer;
if (uislave->no_respawn)
return;
respawn_child (uislave);
message->header.serial = uislave->serial;
message->header.request_serial = request_serial;
footer = META_MESSAGE_FOOTER (message);
footer->checksum = META_MESSAGE_CHECKSUM (message);
uislave->serial += 1;
if (write_bytes (uislave->in_pipe,
META_MESSAGE_ESCAPE, META_MESSAGE_ESCAPE_LEN) < 0)
{
meta_warning ("Failed to write escape sequence: %s\n",
g_strerror (errno));
kill_child (uislave);
}
if (write_bytes (uislave->in_pipe,
message, message->header.length) < 0)
{
meta_warning ("Failed to write message: %s\n",
g_strerror (errno));
kill_child (uislave);
}
}
void
meta_ui_slave_show_tip (MetaUISlave *uislave,
int root_x,
int root_y,
const char *markup_text)
{
MetaMessageShowTip showtip;
memset (&showtip, 0, META_MESSAGE_LENGTH (MetaMessageShowTip));
showtip.header.message_code = MetaMessageShowTipCode;
showtip.header.length = META_MESSAGE_LENGTH (MetaMessageShowTip);
showtip.root_x = root_x;
showtip.root_y = root_y;
strncpy (showtip.markup, markup_text, META_MESSAGE_MAX_TIP_LEN);
showtip.markup[META_MESSAGE_MAX_TIP_LEN] = '\0';
send_message (uislave, (MetaMessage*)&showtip, 0);
}
void
meta_ui_slave_hide_tip (MetaUISlave *uislave)
{
MetaMessageHideTip hidetip;
memset (&hidetip, 0, META_MESSAGE_LENGTH (MetaMessageHideTip));
hidetip.header.message_code = MetaMessageHideTipCode;
hidetip.header.length = META_MESSAGE_LENGTH (MetaMessageHideTip);
send_message (uislave, (MetaMessage*)&hidetip, 0);
}
void
meta_ui_slave_show_window_menu (MetaUISlave *uislave,
MetaWindow *window,
int root_x,
int root_y,
int button,
MetaMessageWindowMenuOps ops,
MetaMessageWindowMenuOps insensitive,
Time timestamp)
{
MetaMessageShowWindowMenu showmenu;
memset (&showmenu, 0, META_MESSAGE_LENGTH (MetaMessageShowWindowMenu));
showmenu.header.message_code = MetaMessageShowWindowMenuCode;
showmenu.header.length = META_MESSAGE_LENGTH (MetaMessageShowWindowMenu);
showmenu.window = window->xwindow;
showmenu.root_x = root_x;
showmenu.root_y = root_y;
showmenu.button = button;
showmenu.ops = ops;
showmenu.insensitive = insensitive;
showmenu.timestamp = timestamp;
send_message (uislave, (MetaMessage*)&showmenu, 0);
}
void
meta_ui_slave_hide_window_menu (MetaUISlave *uislave)
{
MetaMessageHideWindowMenu hidemenu;
memset (&hidemenu, 0, META_MESSAGE_LENGTH (MetaMessageHideWindowMenu));
hidemenu.header.message_code = MetaMessageHideWindowMenuCode;
hidemenu.header.length = META_MESSAGE_LENGTH (MetaMessageHideWindowMenu);
send_message (uislave, (MetaMessage*)&hidemenu, 0);
}

77
src/uislave.h
View File

@ -1,77 +0,0 @@
/* Metacity UI Slave */
/*
* Copyright (C) 2001 Havoc Pennington
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#ifndef META_UI_SLAVE_H
#define META_UI_SLAVE_H
#include "util.h"
#include "uislave/messages.h"
#include "messagequeue.h"
#include "display.h"
typedef void (* MetaUISlaveFunc) (MetaUISlave *uislave,
MetaMessage *message,
gpointer data);
struct _MetaUISlave
{
char *display_name;
int child_pid;
int in_pipe;
int out_pipe;
MetaMessageQueue *mq;
MetaUISlaveFunc func;
gpointer data;
int serial;
/* if we determine that our available slave is hosed,
* set this bit.
*/
guint no_respawn : 1;
};
MetaUISlave* meta_ui_slave_new (const char *display_name,
MetaUISlaveFunc func,
gpointer data);
void meta_ui_slave_free (MetaUISlave *uislave);
void meta_ui_slave_disable (MetaUISlave *uislave);
void meta_ui_slave_show_tip (MetaUISlave *uislave,
int root_x,
int root_y,
const char *markup_text);
void meta_ui_slave_hide_tip (MetaUISlave *uislave);
void meta_ui_slave_show_window_menu (MetaUISlave *uislave,
MetaWindow *window,
int root_x,
int root_y,
int button,
MetaMessageWindowMenuOps ops,
MetaMessageWindowMenuOps insensitive,
Time timestamp);
void meta_ui_slave_hide_window_menu (MetaUISlave *uislave);
#endif

18
src/uislave/frames.c
View File

@ -577,7 +577,9 @@ meta_frames_manage_window (MetaFrames *frames,
if (frame->window == NULL)
{
gdk_flush ();
gdk_error_trap_pop ();
g_free (frame);
meta_ui_warning ("Frame 0x%lx disappeared as we managed it\n", xwindow);
return;
}
@ -595,7 +597,21 @@ meta_frames_manage_window (MetaFrames *frames,
gdk_drawable_get_size (GDK_DRAWABLE (frame->window),
&frame->width, &frame->height);
gdk_error_trap_pop ();
XGrabButton (gdk_display, AnyButton, AnyModifier,
xwindow, False,
ButtonPressMask | ButtonReleaseMask |
PointerMotionMask | PointerMotionHintMask,
GrabModeAsync, GrabModeAsync,
False, None);
gdk_flush ();
if (gdk_error_trap_pop ())
{
g_object_unref (G_OBJECT (frame->window));
g_free (frame);
meta_ui_warning ("Errors managing frame 0x%lx\n", xwindow);
return;
}
frame->xwindow = xwindow;
frame->layout = NULL;