xutils.c Add clipboard manager files.
2005-06-03 Anders Carlsson <andersca@imendio.com> * Makefile.am: * clipboard-manager.c: * clipboard-manager.h: * list.c: * list.h: * xutils.c * xutils.h: Add clipboard manager files. * gnome-settings-daemon.c: (clipboard_manager_terminate_cb), (clipboard_manager_event_filter), (clipboard_manager_watch_cb), (finalize), (gnome_settings_daemon_new): Use clipboard manager for persistent clipboard storage.
This commit is contained in:
Anders Carlsson
Anders Carlsson
parent
95ea33ee84
commit
a9191cd79d
9 changed files with 1435 additions and 2 deletions
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@ -1,3 +1,19 @@
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2005-06-03 Anders Carlsson <andersca@imendio.com>
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* Makefile.am:
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* clipboard-manager.c:
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* clipboard-manager.h:
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* list.c:
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* list.h:
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* xutils.c
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* xutils.h:
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Add clipboard manager files.
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* gnome-settings-daemon.c: (clipboard_manager_terminate_cb),
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(clipboard_manager_event_filter), (clipboard_manager_watch_cb),
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(finalize), (gnome_settings_daemon_new):
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Use clipboard manager for persistent clipboard storage.
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2005-05-31 Rodrigo Moya <rodrigo@novell.com>
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2005-05-31 Rodrigo Moya <rodrigo@novell.com>
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* GNOME_Settings_Daemon.server.in: added name and description
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* GNOME_Settings_Daemon.server.in: added name and description
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@ -55,6 +55,12 @@ gnome_settings_daemon_SOURCES = \
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reaper.h \
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reaper.h \
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gnome-settings-xmodmap.c \
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gnome-settings-xmodmap.c \
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gnome-settings-xmodmap.h \
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gnome-settings-xmodmap.h \
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list.c \
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list.h \
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xutils.c \
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xutils.h \
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clipboard-manager.c \
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clipboard-manager.h \
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$(CORBA_GENERATED)
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$(CORBA_GENERATED)
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# $(AccessX_files)
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# $(AccessX_files)
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923
gnome-settings-daemon/clipboard-manager.c
Normal file
923
gnome-settings-daemon/clipboard-manager.c
Normal file
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@ -0,0 +1,923 @@
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/*
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* Copyright © 2004 Red Hat, Inc.
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* Copyright © 2004 Nokia Corporation
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Red Hat not be used in advertising or
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* publicity pertaining to distribution of the software without specific,
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* written prior permission. Red Hat makes no representations about the
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* suitability of this software for any purpose. It is provided "as is"
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* without express or implied warranty.
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*
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* RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL RED HAT
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* BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* Authors: Matthias Clasen, Red Hat, Inc.
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* Anders Carlsson, Imendio AB
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <X11/Xlib.h>
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#include <X11/Xatom.h>
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#include "clipboard-manager.h"
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#include "xutils.h"
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#include "list.h"
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struct _ClipboardManager
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{
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Display *display;
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Window window;
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Time timestamp;
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ClipboardTerminateFunc terminate;
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ClipboardWatchFunc watch;
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void *cb_data;
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ClipboardErrorTrapPushFunc error_trap_push;
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ClipboardErrorTrapPopFunc error_trap_pop;
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List *contents;
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List *conversions;
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Window requestor;
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Atom property;
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Time time;
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};
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typedef struct
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{
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unsigned char *data;
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int length;
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Atom target;
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Atom type;
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int format;
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int refcount;
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} TargetData;
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typedef struct
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{
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Atom target;
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TargetData *data;
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Atom property;
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Window requestor;
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int offset;
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} IncrConversion;
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/* We need to use reference counting for the target data, since we may
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* need to keep the data around after loosing the CLIPBOARD ownership
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* to complete incremental transfers.
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*/
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static TargetData *
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target_data_ref (TargetData *data)
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{
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data->refcount++;
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return data;
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}
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static void
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target_data_unref (TargetData *data)
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{
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data->refcount--;
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if (data->refcount == 0)
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{
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free (data->data);
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free (data);
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}
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}
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static void
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conversion_free (IncrConversion *rdata)
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{
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if (rdata->data)
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target_data_unref (rdata->data);
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free (rdata);
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}
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static void
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send_selection_notify (ClipboardManager *manager,
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Bool success)
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{
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XSelectionEvent notify;
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notify.type = SelectionNotify;
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notify.serial = 0;
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notify.send_event = True;
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notify.display = manager->display;
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notify.requestor = manager->requestor;
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notify.selection = XA_CLIPBOARD_MANAGER;
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notify.target = XA_SAVE_TARGETS;
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notify.property = success ? manager->property : None;
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notify.time = manager->time;
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manager->error_trap_push ();
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XSendEvent (manager->display, manager->requestor,
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False, NoEventMask, (XEvent *)¬ify);
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XSync (manager->display, False);
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manager->error_trap_pop ();
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}
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static void
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finish_selection_request (ClipboardManager *manager,
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XEvent *xev,
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Bool success)
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{
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XSelectionEvent notify;
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notify.type = SelectionNotify;
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notify.serial = 0;
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notify.send_event = True;
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notify.display = xev->xselectionrequest.display;
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notify.requestor = xev->xselectionrequest.requestor;
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notify.selection = xev->xselectionrequest.selection;
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notify.target = xev->xselectionrequest.target;
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notify.property = success ? xev->xselectionrequest.property : None;
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notify.time = xev->xselectionrequest.time;
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manager->error_trap_push ();
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XSendEvent (xev->xselectionrequest.display,
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xev->xselectionrequest.requestor,
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False, NoEventMask, (XEvent *)¬ify);
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XSync (manager->display, False);
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manager->error_trap_pop ();
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}
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static int
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clipboard_bytes_per_item (int format)
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{
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switch (format)
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{
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case 8:
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return sizeof (char);
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break;
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case 16:
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return sizeof (short);
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break;
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case 32:
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return sizeof (long);
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break;
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default: ;
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}
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return 0;
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}
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static void
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save_targets (ClipboardManager *manager,
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Atom *save_targets,
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int nitems)
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{
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int nout, i;
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Atom *multiple;
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TargetData *tdata;
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multiple = (Atom *) malloc (2 * nitems * sizeof (Atom));
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nout = 0;
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for (i = 0; i < nitems; i++)
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{
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if (save_targets[i] != XA_TARGETS &&
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save_targets[i] != XA_MULTIPLE &&
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save_targets[i] != XA_DELETE &&
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save_targets[i] != XA_INSERT_PROPERTY &&
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save_targets[i] != XA_INSERT_SELECTION &&
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save_targets[i] != XA_PIXMAP)
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{
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tdata = (TargetData *) malloc (sizeof (TargetData));
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tdata->data = NULL;
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tdata->length = 0;
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tdata->target = save_targets[i];
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tdata->type = None;
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tdata->format = 0;
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tdata->refcount = 1;
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manager->contents = list_prepend (manager->contents, tdata);
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multiple[nout++] = save_targets[i];
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multiple[nout++] = save_targets[i];
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}
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}
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XFree (save_targets);
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XChangeProperty (manager->display, manager->window,
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XA_MULTIPLE, XA_ATOM_PAIR,
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32, PropModeReplace, (char *)multiple, nout);
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free (multiple);
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XConvertSelection (manager->display, XA_CLIPBOARD,
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XA_MULTIPLE, XA_MULTIPLE,
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manager->window, manager->time);
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}
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static int
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find_content_target (TargetData *tdata,
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Atom target)
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{
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return tdata->target == target;
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}
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static int
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find_content_type (TargetData *tdata,
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Atom type)
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{
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return tdata->type == type;
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}
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static int
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find_conversion_requestor (IncrConversion *rdata,
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XEvent *xev)
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{
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return (rdata->requestor == xev->xproperty.window &&
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rdata->property == xev->xproperty.atom);
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}
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static void
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get_property (TargetData *tdata,
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ClipboardManager *manager)
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{
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Atom type;
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int format;
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unsigned long length;
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unsigned long remaining;
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unsigned char *data;
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XGetWindowProperty (manager->display,
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manager->window,
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tdata->target,
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0, 0x1FFFFFFF, True, AnyPropertyType,
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&type, &format, &length, &remaining,
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&data);
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if (type == None)
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{
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manager->contents = list_remove (manager->contents, tdata);
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free (tdata);
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}
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else if (type == XA_INCR)
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{
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tdata->type = type;
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tdata->length = 0;
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XFree (data);
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}
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else
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{
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tdata->type = type;
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tdata->data = data;
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tdata->length = length * clipboard_bytes_per_item (format);
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tdata->format = format;
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}
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}
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static Bool
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receive_incrementally (ClipboardManager *manager,
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XEvent *xev)
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{
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List *list;
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TargetData *tdata;
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Atom type;
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int format;
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unsigned long length, nitems, remaining;
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unsigned char *data;
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if (xev->xproperty.window != manager->window)
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return False;
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list = list_find (manager->contents,
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(ListFindFunc)find_content_target, (void *)xev->xproperty.atom);
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if (!list)
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return False;
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tdata = (TargetData *)list->data;
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if (tdata->type != XA_INCR)
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return False;
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XGetWindowProperty (xev->xproperty.display,
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xev->xproperty.window,
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xev->xproperty.atom,
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0, 0x1FFFFFFF, True, AnyPropertyType,
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&type, &format, &nitems, &remaining, &data);
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length = nitems * clipboard_bytes_per_item (format);
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if (length == 0)
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{
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tdata->type = type;
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tdata->format = format;
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if (!list_find (manager->contents,
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(ListFindFunc)find_content_type, (void *)XA_INCR))
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{
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/* all incremental transfers done */
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send_selection_notify (manager, True);
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manager->requestor = None;
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}
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XFree (data);
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}
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else
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{
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if (!tdata->data)
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{
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tdata->data = data;
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tdata->length = length;
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}
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else
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{
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tdata->data = realloc (tdata->data, tdata->length + length + 1);
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memcpy (tdata->data + tdata->length, data, length + 1);
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tdata->length += length;
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XFree (data);
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}
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}
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return True;
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}
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static Bool
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send_incrementally (ClipboardManager *manager,
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XEvent *xev)
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{
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List *list;
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IncrConversion *rdata;
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unsigned long length, items;
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unsigned char *data;
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list = list_find (manager->conversions,
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(ListFindFunc)find_conversion_requestor, xev);
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if (list == NULL)
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return False;
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rdata = (IncrConversion *)list->data;
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data = rdata->data->data + rdata->offset;
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length = rdata->data->length - rdata->offset;
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if (length > SELECTION_MAX_SIZE)
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length = SELECTION_MAX_SIZE;
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rdata->offset += length;
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items = length / clipboard_bytes_per_item (rdata->data->format);
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XChangeProperty (manager->display, rdata->requestor,
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rdata->property, rdata->data->type,
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|
rdata->data->format, PropModeAppend,
|
||||||
|
data, items);
|
||||||
|
|
||||||
|
if (length == 0)
|
||||||
|
{
|
||||||
|
manager->conversions = list_remove (manager->conversions, rdata);
|
||||||
|
conversion_free (rdata);
|
||||||
|
}
|
||||||
|
|
||||||
|
return True;
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
convert_clipboard_manager (ClipboardManager *manager,
|
||||||
|
XEvent *xev)
|
||||||
|
{
|
||||||
|
Atom type = None;
|
||||||
|
int format;
|
||||||
|
unsigned long nitems, remaining;
|
||||||
|
Atom *targets = NULL;
|
||||||
|
|
||||||
|
if (xev->xselectionrequest.target == XA_SAVE_TARGETS)
|
||||||
|
{
|
||||||
|
if (manager->requestor != None || manager->contents != NULL)
|
||||||
|
{
|
||||||
|
/* We're in the middle of a conversion request, or own
|
||||||
|
* the CLIPBOARD already
|
||||||
|
*/
|
||||||
|
finish_selection_request (manager, xev, False);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
manager->error_trap_push ();
|
||||||
|
|
||||||
|
manager->watch (xev->xselectionrequest.requestor, True, StructureNotifyMask, manager->cb_data);
|
||||||
|
XSelectInput (manager->display, xev->xselectionrequest.requestor,
|
||||||
|
StructureNotifyMask);
|
||||||
|
XSync (manager->display, False);
|
||||||
|
|
||||||
|
if (manager->error_trap_pop () != Success)
|
||||||
|
return;
|
||||||
|
|
||||||
|
manager->error_trap_push ();
|
||||||
|
|
||||||
|
if (xev->xselectionrequest.property != None)
|
||||||
|
{
|
||||||
|
XGetWindowProperty (manager->display, xev->xselectionrequest.requestor,
|
||||||
|
xev->xselectionrequest.property,
|
||||||
|
0, 0x1FFFFFFF, False, XA_ATOM,
|
||||||
|
&type, &format, &nitems, &remaining,
|
||||||
|
(unsigned char **)&targets);
|
||||||
|
|
||||||
|
if (manager->error_trap_pop () != Success)
|
||||||
|
{
|
||||||
|
if (targets)
|
||||||
|
XFree (targets);
|
||||||
|
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
manager->requestor = xev->xselectionrequest.requestor;
|
||||||
|
manager->property = xev->xselectionrequest.property;
|
||||||
|
manager->time = xev->xselectionrequest.time;
|
||||||
|
|
||||||
|
if (type == None)
|
||||||
|
XConvertSelection (manager->display, XA_CLIPBOARD,
|
||||||
|
XA_TARGETS, XA_TARGETS,
|
||||||
|
manager->window, manager->time);
|
||||||
|
else
|
||||||
|
save_targets (manager, targets, nitems);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
else if (xev->xselectionrequest.target == XA_TIMESTAMP)
|
||||||
|
{
|
||||||
|
XChangeProperty (manager->display,
|
||||||
|
xev->xselectionrequest.requestor,
|
||||||
|
xev->xselectionrequest.property,
|
||||||
|
XA_INTEGER, 32, PropModeReplace,
|
||||||
|
(unsigned char *)&manager->timestamp, 1);
|
||||||
|
|
||||||
|
finish_selection_request (manager, xev, True);
|
||||||
|
}
|
||||||
|
else if (xev->xselectionrequest.target == XA_TARGETS)
|
||||||
|
{
|
||||||
|
int n_targets = 0;
|
||||||
|
Atom targets[3];
|
||||||
|
|
||||||
|
targets[n_targets++] = XA_TARGETS;
|
||||||
|
targets[n_targets++] = XA_TIMESTAMP;
|
||||||
|
targets[n_targets++] = XA_SAVE_TARGETS;
|
||||||
|
|
||||||
|
XChangeProperty (manager->display,
|
||||||
|
xev->xselectionrequest.requestor,
|
||||||
|
xev->xselectionrequest.property,
|
||||||
|
XA_ATOM, 32, PropModeReplace,
|
||||||
|
(unsigned char *)targets, n_targets);
|
||||||
|
|
||||||
|
finish_selection_request (manager, xev, True);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
finish_selection_request (manager, xev, False);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
convert_clipboard_target (IncrConversion *rdata,
|
||||||
|
ClipboardManager *manager)
|
||||||
|
{
|
||||||
|
TargetData *tdata;
|
||||||
|
Atom *targets;
|
||||||
|
int n_targets;
|
||||||
|
List *list;
|
||||||
|
unsigned long items;
|
||||||
|
XWindowAttributes atts;
|
||||||
|
|
||||||
|
if (rdata->target == XA_TARGETS)
|
||||||
|
{
|
||||||
|
n_targets = list_length (manager->contents) + 2;
|
||||||
|
targets = (Atom *) malloc (n_targets * sizeof (Atom));
|
||||||
|
|
||||||
|
n_targets = 0;
|
||||||
|
|
||||||
|
targets[n_targets++] = XA_TARGETS;
|
||||||
|
targets[n_targets++] = XA_MULTIPLE;
|
||||||
|
|
||||||
|
for (list = manager->contents; list; list = list->next)
|
||||||
|
{
|
||||||
|
tdata = (TargetData *)list->data;
|
||||||
|
targets[n_targets++] = tdata->target;
|
||||||
|
}
|
||||||
|
|
||||||
|
XChangeProperty (manager->display, rdata->requestor,
|
||||||
|
rdata->property,
|
||||||
|
XA_ATOM, 32, PropModeReplace,
|
||||||
|
(unsigned char *)targets, n_targets);
|
||||||
|
free (targets);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
/* Convert from stored CLIPBOARD data */
|
||||||
|
list = list_find (manager->contents,
|
||||||
|
(ListFindFunc)find_content_target, (void *)rdata->target);
|
||||||
|
|
||||||
|
/* We got a target that we don't support */
|
||||||
|
if (!list)
|
||||||
|
return;
|
||||||
|
|
||||||
|
tdata = (TargetData *)list->data;
|
||||||
|
|
||||||
|
if (tdata->type == XA_INCR)
|
||||||
|
{
|
||||||
|
/* we haven't completely received this target yet
|
||||||
|
*/
|
||||||
|
rdata->property = None;
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
rdata->data = target_data_ref (tdata);
|
||||||
|
items = tdata->length / clipboard_bytes_per_item (tdata->format);
|
||||||
|
if (tdata->length <= SELECTION_MAX_SIZE)
|
||||||
|
XChangeProperty (manager->display, rdata->requestor,
|
||||||
|
rdata->property,
|
||||||
|
tdata->type, tdata->format, PropModeReplace,
|
||||||
|
tdata->data, items);
|
||||||
|
else
|
||||||
|
{
|
||||||
|
/* start incremental transfer
|
||||||
|
*/
|
||||||
|
rdata->offset = 0;
|
||||||
|
|
||||||
|
manager->error_trap_push ();
|
||||||
|
|
||||||
|
XGetWindowAttributes (manager->display, rdata->requestor, &atts);
|
||||||
|
XSelectInput (manager->display, rdata->requestor,
|
||||||
|
atts.your_event_mask | PropertyChangeMask);
|
||||||
|
|
||||||
|
XChangeProperty (manager->display, rdata->requestor,
|
||||||
|
rdata->property,
|
||||||
|
XA_INCR, 32, PropModeReplace,
|
||||||
|
(unsigned char *)&items, 1);
|
||||||
|
|
||||||
|
XSync (manager->display, False);
|
||||||
|
|
||||||
|
manager->error_trap_pop ();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
collect_incremental (IncrConversion *rdata,
|
||||||
|
ClipboardManager *manager)
|
||||||
|
{
|
||||||
|
if (rdata->offset >= 0)
|
||||||
|
manager->conversions = list_prepend (manager->conversions, rdata);
|
||||||
|
else
|
||||||
|
{
|
||||||
|
if (rdata->data)
|
||||||
|
{
|
||||||
|
target_data_unref (rdata->data);
|
||||||
|
rdata->data = NULL;
|
||||||
|
}
|
||||||
|
free (rdata);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
convert_clipboard (ClipboardManager *manager,
|
||||||
|
XEvent *xev)
|
||||||
|
{
|
||||||
|
List *list, *conversions;
|
||||||
|
IncrConversion *rdata;
|
||||||
|
Atom type;
|
||||||
|
int i, format;
|
||||||
|
unsigned long nitems, remaining;
|
||||||
|
Atom *multiple;
|
||||||
|
|
||||||
|
conversions = NULL;
|
||||||
|
type = None;
|
||||||
|
|
||||||
|
if (xev->xselectionrequest.target == XA_MULTIPLE)
|
||||||
|
{
|
||||||
|
|
||||||
|
XGetWindowProperty (xev->xselectionrequest.display,
|
||||||
|
xev->xselectionrequest.requestor,
|
||||||
|
xev->xselectionrequest.property,
|
||||||
|
0, 0x1FFFFFFF, False, XA_ATOM_PAIR,
|
||||||
|
&type, &format, &nitems, &remaining,
|
||||||
|
(unsigned char **)&multiple);
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
if (type != XA_ATOM_PAIR)
|
||||||
|
return;
|
||||||
|
|
||||||
|
for (i = 0; i < nitems; i += 2)
|
||||||
|
{
|
||||||
|
rdata = (IncrConversion *) malloc (sizeof (IncrConversion));
|
||||||
|
rdata->requestor = xev->xselectionrequest.requestor;
|
||||||
|
rdata->target = multiple[i];
|
||||||
|
rdata->property = multiple[i+1];
|
||||||
|
rdata->data = NULL;
|
||||||
|
rdata->offset = -1;
|
||||||
|
conversions = list_prepend (conversions, rdata);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
multiple = NULL;
|
||||||
|
|
||||||
|
rdata = (IncrConversion *) malloc (sizeof (IncrConversion));
|
||||||
|
rdata->requestor = xev->xselectionrequest.requestor;
|
||||||
|
rdata->target = xev->xselectionrequest.target;
|
||||||
|
rdata->property = xev->xselectionrequest.property;
|
||||||
|
rdata->data = NULL;
|
||||||
|
rdata->offset = -1;
|
||||||
|
conversions = list_prepend (conversions, rdata);
|
||||||
|
}
|
||||||
|
|
||||||
|
list_foreach (conversions, (Callback)convert_clipboard_target, manager);
|
||||||
|
|
||||||
|
if (conversions->next == NULL &&
|
||||||
|
((IncrConversion *)conversions->data)->property == None)
|
||||||
|
{
|
||||||
|
finish_selection_request (manager, xev, False);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
if (multiple)
|
||||||
|
{
|
||||||
|
i = 0;
|
||||||
|
for (list = conversions; list; list = list->next)
|
||||||
|
{
|
||||||
|
rdata = (IncrConversion *)list->data;
|
||||||
|
multiple[i++] = rdata->target;
|
||||||
|
multiple[i++] = rdata->property;
|
||||||
|
}
|
||||||
|
XChangeProperty (xev->xselectionrequest.display,
|
||||||
|
xev->xselectionrequest.requestor,
|
||||||
|
xev->xselectionrequest.property,
|
||||||
|
XA_ATOM_PAIR, 32, PropModeReplace,
|
||||||
|
(unsigned char *)multiple, nitems);
|
||||||
|
}
|
||||||
|
finish_selection_request (manager, xev, True);
|
||||||
|
}
|
||||||
|
|
||||||
|
list_foreach (conversions, (Callback)collect_incremental, manager);
|
||||||
|
list_free (conversions);
|
||||||
|
|
||||||
|
if (multiple)
|
||||||
|
free (multiple);
|
||||||
|
}
|
||||||
|
|
||||||
|
Bool
|
||||||
|
clipboard_manager_process_event (ClipboardManager *manager,
|
||||||
|
XEvent *xev)
|
||||||
|
{
|
||||||
|
Atom type;
|
||||||
|
int format;
|
||||||
|
unsigned long nitems;
|
||||||
|
unsigned long remaining;
|
||||||
|
Atom *targets;
|
||||||
|
|
||||||
|
targets = NULL;
|
||||||
|
|
||||||
|
switch (xev->xany.type)
|
||||||
|
{
|
||||||
|
case DestroyNotify:
|
||||||
|
if (xev->xdestroywindow.window == manager->requestor)
|
||||||
|
{
|
||||||
|
list_foreach (manager->contents, (Callback)target_data_unref, NULL);
|
||||||
|
list_free (manager->contents);
|
||||||
|
manager->contents = NULL;
|
||||||
|
|
||||||
|
manager->watch (manager->requestor, False, 0, manager->cb_data);
|
||||||
|
manager->requestor = None;
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case PropertyNotify:
|
||||||
|
|
||||||
|
if (xev->xproperty.state == PropertyNewValue)
|
||||||
|
return receive_incrementally (manager, xev);
|
||||||
|
else
|
||||||
|
return send_incrementally (manager, xev);
|
||||||
|
break;
|
||||||
|
|
||||||
|
case SelectionClear:
|
||||||
|
if (xev->xany.window != manager->window)
|
||||||
|
return False;
|
||||||
|
|
||||||
|
if (xev->xselectionclear.selection == XA_CLIPBOARD_MANAGER)
|
||||||
|
{
|
||||||
|
/* We lost the manager selection */
|
||||||
|
if (manager->contents)
|
||||||
|
{
|
||||||
|
list_foreach (manager->contents, (Callback)target_data_unref, NULL);
|
||||||
|
list_free (manager->contents);
|
||||||
|
manager->contents = NULL;
|
||||||
|
|
||||||
|
XSetSelectionOwner (manager->display,
|
||||||
|
XA_CLIPBOARD,
|
||||||
|
None, manager->time);
|
||||||
|
}
|
||||||
|
manager->terminate (manager->cb_data);
|
||||||
|
|
||||||
|
return True;
|
||||||
|
}
|
||||||
|
if (xev->xselectionclear.selection == XA_CLIPBOARD)
|
||||||
|
{
|
||||||
|
/* We lost the clipboard selection */
|
||||||
|
list_foreach (manager->contents, (Callback)target_data_unref, NULL);
|
||||||
|
list_free (manager->contents);
|
||||||
|
manager->contents = NULL;
|
||||||
|
manager->watch (manager->requestor, False, 0, manager->cb_data);
|
||||||
|
manager->requestor = None;
|
||||||
|
|
||||||
|
return True;
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
|
||||||
|
case SelectionNotify:
|
||||||
|
if (xev->xany.window != manager->window)
|
||||||
|
return False;
|
||||||
|
|
||||||
|
if (xev->xselection.selection == XA_CLIPBOARD)
|
||||||
|
{
|
||||||
|
/* a CLIPBOARD conversion is done */
|
||||||
|
if (xev->xselection.property == XA_TARGETS)
|
||||||
|
{
|
||||||
|
XGetWindowProperty (xev->xselection.display,
|
||||||
|
xev->xselection.requestor,
|
||||||
|
xev->xselection.property,
|
||||||
|
0, 0x1FFFFFFF, True, XA_ATOM,
|
||||||
|
&type, &format, &nitems, &remaining,
|
||||||
|
(unsigned char **)&targets);
|
||||||
|
|
||||||
|
save_targets (manager, targets, nitems);
|
||||||
|
}
|
||||||
|
else if (xev->xselection.property == XA_MULTIPLE)
|
||||||
|
{
|
||||||
|
List *tmp;
|
||||||
|
|
||||||
|
tmp = list_copy (manager->contents);
|
||||||
|
list_foreach (tmp, (Callback)get_property, manager);
|
||||||
|
list_free (tmp);
|
||||||
|
|
||||||
|
manager->time = xev->xselection.time;
|
||||||
|
XSetSelectionOwner (manager->display, XA_CLIPBOARD,
|
||||||
|
manager->window, manager->time);
|
||||||
|
|
||||||
|
if (manager->property != None)
|
||||||
|
XChangeProperty (manager->display, manager->requestor,
|
||||||
|
manager->property,
|
||||||
|
XA_ATOM, 32, PropModeReplace,
|
||||||
|
(unsigned char *)&XA_NULL, 1);
|
||||||
|
|
||||||
|
if (!list_find (manager->contents,
|
||||||
|
(ListFindFunc)find_content_type, (void *)XA_INCR))
|
||||||
|
{
|
||||||
|
/* all transfers done */
|
||||||
|
send_selection_notify (manager, True);
|
||||||
|
manager->watch (manager->requestor, False, 0, manager->cb_data);
|
||||||
|
manager->requestor = None;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
else if (xev->xselection.property == None)
|
||||||
|
{
|
||||||
|
send_selection_notify (manager, False);
|
||||||
|
manager->watch (manager->requestor, False, 0, manager->cb_data);
|
||||||
|
manager->requestor = None;
|
||||||
|
}
|
||||||
|
|
||||||
|
return True;
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
|
||||||
|
case SelectionRequest:
|
||||||
|
if (xev->xany.window != manager->window)
|
||||||
|
return False;
|
||||||
|
|
||||||
|
if (xev->xselectionrequest.selection == XA_CLIPBOARD_MANAGER)
|
||||||
|
{
|
||||||
|
convert_clipboard_manager (manager, xev);
|
||||||
|
return True;
|
||||||
|
}
|
||||||
|
else if (xev->xselectionrequest.selection == XA_CLIPBOARD)
|
||||||
|
{
|
||||||
|
convert_clipboard (manager, xev);
|
||||||
|
return True;
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
|
||||||
|
default: ;
|
||||||
|
}
|
||||||
|
|
||||||
|
return False;
|
||||||
|
}
|
||||||
|
|
||||||
|
Bool
|
||||||
|
clipboard_manager_check_running (Display *display)
|
||||||
|
{
|
||||||
|
init_atoms (display);
|
||||||
|
|
||||||
|
if (XGetSelectionOwner (display, XA_CLIPBOARD_MANAGER))
|
||||||
|
return True;
|
||||||
|
else
|
||||||
|
return False;
|
||||||
|
}
|
||||||
|
|
||||||
|
ClipboardManager *
|
||||||
|
clipboard_manager_new (Display *display,
|
||||||
|
ClipboardErrorTrapPushFunc error_trap_push_cb,
|
||||||
|
ClipboardErrorTrapPopFunc error_trap_pop_cb,
|
||||||
|
ClipboardTerminateFunc terminate,
|
||||||
|
ClipboardWatchFunc watch,
|
||||||
|
void *cb_data)
|
||||||
|
{
|
||||||
|
ClipboardManager *manager;
|
||||||
|
XClientMessageEvent xev;
|
||||||
|
|
||||||
|
init_atoms (display);
|
||||||
|
|
||||||
|
manager = malloc (sizeof *manager);
|
||||||
|
if (!manager)
|
||||||
|
return NULL;
|
||||||
|
|
||||||
|
manager->display = display;
|
||||||
|
|
||||||
|
manager->error_trap_push = error_trap_push_cb;
|
||||||
|
manager->error_trap_pop = error_trap_pop_cb;
|
||||||
|
|
||||||
|
manager->terminate = terminate;
|
||||||
|
manager->watch = watch;
|
||||||
|
manager->cb_data = cb_data;
|
||||||
|
|
||||||
|
manager->contents = NULL;
|
||||||
|
manager->conversions = NULL;
|
||||||
|
|
||||||
|
manager->requestor = None;
|
||||||
|
|
||||||
|
manager->window = XCreateSimpleWindow (display,
|
||||||
|
DefaultRootWindow (display),
|
||||||
|
0, 0, 10, 10, 0,
|
||||||
|
WhitePixel (display, DefaultScreen (display)),
|
||||||
|
WhitePixel (display, DefaultScreen (display)));
|
||||||
|
|
||||||
|
manager->watch (manager->window, True, PropertyChangeMask, manager->cb_data);
|
||||||
|
XSelectInput (display, manager->window, PropertyChangeMask);
|
||||||
|
manager->timestamp = get_server_time (display, manager->window);
|
||||||
|
|
||||||
|
XSetSelectionOwner (display, XA_CLIPBOARD_MANAGER,
|
||||||
|
manager->window, manager->timestamp);
|
||||||
|
|
||||||
|
/* Check to see if we managed to claim the selection. If not,
|
||||||
|
* we treat it as if we got it then immediately lost it
|
||||||
|
*/
|
||||||
|
|
||||||
|
if (XGetSelectionOwner (display, XA_CLIPBOARD_MANAGER) == manager->window)
|
||||||
|
{
|
||||||
|
xev.type = ClientMessage;
|
||||||
|
xev.window = DefaultRootWindow (display);
|
||||||
|
xev.message_type = XA_MANAGER;
|
||||||
|
xev.format = 32;
|
||||||
|
xev.data.l[0] = manager->timestamp;
|
||||||
|
xev.data.l[1] = XA_CLIPBOARD_MANAGER;
|
||||||
|
xev.data.l[2] = manager->window;
|
||||||
|
xev.data.l[3] = 0; /* manager specific data */
|
||||||
|
xev.data.l[4] = 0; /* manager specific data */
|
||||||
|
|
||||||
|
XSendEvent (display, DefaultRootWindow (display),
|
||||||
|
False, StructureNotifyMask, (XEvent *)&xev);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
manager->watch (manager->window, False, 0, manager->cb_data);
|
||||||
|
manager->terminate (manager->cb_data);
|
||||||
|
free (manager);
|
||||||
|
manager = NULL;
|
||||||
|
}
|
||||||
|
|
||||||
|
return manager;
|
||||||
|
}
|
||||||
|
|
||||||
|
void
|
||||||
|
clipboard_manager_destroy (ClipboardManager *manager)
|
||||||
|
{
|
||||||
|
if (manager)
|
||||||
|
{
|
||||||
|
manager->watch (manager->window, False, 0, manager->cb_data);
|
||||||
|
XDestroyWindow (manager->display, manager->window);
|
||||||
|
|
||||||
|
list_foreach (manager->conversions, (Callback)conversion_free, NULL);
|
||||||
|
list_free (manager->conversions);
|
||||||
|
|
||||||
|
list_foreach (manager->contents, (Callback)target_data_unref, NULL);
|
||||||
|
list_free (manager->contents);
|
||||||
|
|
||||||
|
free (manager);
|
||||||
|
manager = NULL;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
51
gnome-settings-daemon/clipboard-manager.h
Normal file
51
gnome-settings-daemon/clipboard-manager.h
Normal file
|
|
@ -0,0 +1,51 @@
|
||||||
|
/*
|
||||||
|
* Copyright © 2004 Red Hat, Inc.
|
||||||
|
*
|
||||||
|
* Permission to use, copy, modify, distribute, and sell this software and its
|
||||||
|
* documentation for any purpose is hereby granted without fee, provided that
|
||||||
|
* the above copyright notice appear in all copies and that both that
|
||||||
|
* copyright notice and this permission notice appear in supporting
|
||||||
|
* documentation, and that the name of Red Hat not be used in advertising or
|
||||||
|
* publicity pertaining to distribution of the software without specific,
|
||||||
|
* written prior permission. Red Hat makes no representations about the
|
||||||
|
* suitability of this software for any purpose. It is provided "as is"
|
||||||
|
* without express or implied warranty.
|
||||||
|
*
|
||||||
|
* RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
|
||||||
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL RED HAT
|
||||||
|
* BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
||||||
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
|
||||||
|
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
|
||||||
|
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
||||||
|
*
|
||||||
|
* Author: Matthias Clasen, Red Hat, Inc.
|
||||||
|
*/
|
||||||
|
#ifndef CLIPBOARD_MANAGER_H
|
||||||
|
#define CLIPBOARD_MANAGER_H
|
||||||
|
|
||||||
|
#include <X11/Xlib.h>
|
||||||
|
|
||||||
|
typedef struct _ClipboardManager ClipboardManager;
|
||||||
|
typedef void (*ClipboardTerminateFunc) (void *data);
|
||||||
|
typedef void (*ClipboardWatchFunc) (Window window,
|
||||||
|
Bool is_start,
|
||||||
|
long mask,
|
||||||
|
void *cb_data);
|
||||||
|
|
||||||
|
typedef void (*ClipboardErrorTrapPushFunc) (void);
|
||||||
|
typedef int (*ClipboardErrorTrapPopFunc) (void);
|
||||||
|
|
||||||
|
ClipboardManager *clipboard_manager_new (Display *display,
|
||||||
|
ClipboardErrorTrapPushFunc error_trap_push_cb,
|
||||||
|
ClipboardErrorTrapPopFunc error_trap_pop_cb,
|
||||||
|
ClipboardTerminateFunc terminate_cb,
|
||||||
|
ClipboardWatchFunc watch_cb,
|
||||||
|
void *cb_data);
|
||||||
|
|
||||||
|
void clipboard_manager_destroy (ClipboardManager *manager);
|
||||||
|
Bool clipboard_manager_process_event (ClipboardManager *manager,
|
||||||
|
XEvent *xev);
|
||||||
|
Bool clipboard_manager_check_running (Display *display);
|
||||||
|
|
||||||
|
|
||||||
|
#endif /* CLIPBOARD_MANAGER_H */
|
||||||
|
|
@ -61,6 +61,8 @@
|
||||||
|
|
||||||
#include "GNOME_SettingsDaemon.h"
|
#include "GNOME_SettingsDaemon.h"
|
||||||
|
|
||||||
|
#include "clipboard-manager.h"
|
||||||
|
|
||||||
static GObjectClass *parent_class = NULL;
|
static GObjectClass *parent_class = NULL;
|
||||||
|
|
||||||
struct _GnomeSettingsDaemonPrivate {
|
struct _GnomeSettingsDaemonPrivate {
|
||||||
|
|
@ -69,6 +71,7 @@ struct _GnomeSettingsDaemonPrivate {
|
||||||
|
|
||||||
static GSList *directories = NULL;
|
static GSList *directories = NULL;
|
||||||
XSettingsManager **managers = NULL;
|
XSettingsManager **managers = NULL;
|
||||||
|
static ClipboardManager *clipboard_manager;
|
||||||
|
|
||||||
typedef struct DirElement
|
typedef struct DirElement
|
||||||
{
|
{
|
||||||
|
|
@ -136,6 +139,53 @@ config_notify (GConfClient *client,
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
clipboard_manager_terminate_cb (void *data)
|
||||||
|
{
|
||||||
|
/* Do nothing */
|
||||||
|
}
|
||||||
|
|
||||||
|
static GdkFilterReturn
|
||||||
|
clipboard_manager_event_filter (GdkXEvent *xevent,
|
||||||
|
GdkEvent *event,
|
||||||
|
gpointer data)
|
||||||
|
{
|
||||||
|
if (clipboard_manager_process_event (clipboard_manager,
|
||||||
|
(XEvent *)xevent))
|
||||||
|
return GDK_FILTER_REMOVE;
|
||||||
|
else
|
||||||
|
return GDK_FILTER_CONTINUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
clipboard_manager_watch_cb (Window window,
|
||||||
|
Bool is_start,
|
||||||
|
long mask,
|
||||||
|
void *cb_data)
|
||||||
|
{
|
||||||
|
GdkWindow *gdkwin;
|
||||||
|
GdkDisplay *display;
|
||||||
|
|
||||||
|
display = gdk_display_get_default ();
|
||||||
|
gdkwin = gdk_window_lookup_for_display (display, window);
|
||||||
|
|
||||||
|
if (is_start)
|
||||||
|
{
|
||||||
|
if (!gdkwin)
|
||||||
|
gdkwin = gdk_window_foreign_new_for_display (display, window);
|
||||||
|
else
|
||||||
|
g_object_ref (gdkwin);
|
||||||
|
|
||||||
|
gdk_window_add_filter (gdkwin, clipboard_manager_event_filter, NULL);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
g_assert (gdkwin);
|
||||||
|
gdk_window_remove_filter (gdkwin, clipboard_manager_event_filter, NULL);
|
||||||
|
g_object_unref (gdkwin);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
static void
|
static void
|
||||||
terminate_cb (void *data)
|
terminate_cb (void *data)
|
||||||
{
|
{
|
||||||
|
|
@ -189,6 +239,8 @@ finalize (GObject *object)
|
||||||
for (i = 0; managers && managers [i]; i++)
|
for (i = 0; managers && managers [i]; i++)
|
||||||
xsettings_manager_destroy (managers [i]);
|
xsettings_manager_destroy (managers [i]);
|
||||||
|
|
||||||
|
clipboard_manager_destroy (clipboard_manager);
|
||||||
|
|
||||||
g_free (daemon->private);
|
g_free (daemon->private);
|
||||||
daemon->private = NULL;
|
daemon->private = NULL;
|
||||||
|
|
||||||
|
|
@ -242,6 +294,7 @@ gnome_settings_daemon_new (void)
|
||||||
exit (1);
|
exit (1);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
if (!terminated)
|
if (!terminated)
|
||||||
{
|
{
|
||||||
managers = g_new (XSettingsManager *, n_screens + 1);
|
managers = g_new (XSettingsManager *, n_screens + 1);
|
||||||
|
|
@ -267,6 +320,16 @@ gnome_settings_daemon_new (void)
|
||||||
managers [i] = NULL;
|
managers [i] = NULL;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
if (!clipboard_manager_check_running (GDK_DISPLAY_XDISPLAY (display)))
|
||||||
|
{
|
||||||
|
clipboard_manager = clipboard_manager_new (GDK_DISPLAY_XDISPLAY (display),
|
||||||
|
gdk_error_trap_push,
|
||||||
|
gdk_error_trap_pop,
|
||||||
|
clipboard_manager_terminate_cb,
|
||||||
|
clipboard_manager_watch_cb,
|
||||||
|
NULL);
|
||||||
|
}
|
||||||
|
|
||||||
/* We use GConfClient not GConfClient because a cache isn't useful
|
/* We use GConfClient not GConfClient because a cache isn't useful
|
||||||
* for us
|
* for us
|
||||||
*/
|
*/
|
||||||
|
|
|
||||||
150
gnome-settings-daemon/list.c
Normal file
150
gnome-settings-daemon/list.c
Normal file
|
|
@ -0,0 +1,150 @@
|
||||||
|
/*
|
||||||
|
* Copyright © 2004 Red Hat, Inc.
|
||||||
|
*
|
||||||
|
* Permission to use, copy, modify, distribute, and sell this software and its
|
||||||
|
* documentation for any purpose is hereby granted without fee, provided that
|
||||||
|
* the above copyright notice appear in all copies and that both that
|
||||||
|
* copyright notice and this permission notice appear in supporting
|
||||||
|
* documentation, and that the name of Red Hat not be used in advertising or
|
||||||
|
* publicity pertaining to distribution of the software without specific,
|
||||||
|
* written prior permission. Red Hat makes no representations about the
|
||||||
|
* suitability of this software for any purpose. It is provided "as is"
|
||||||
|
* without express or implied warranty.
|
||||||
|
*
|
||||||
|
* RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
|
||||||
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL RED HAT
|
||||||
|
* BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
||||||
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
|
||||||
|
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
|
||||||
|
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
||||||
|
*
|
||||||
|
* Author: Matthias Clasen, Red Hat, Inc.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <stdlib.h>
|
||||||
|
#include <list.h>
|
||||||
|
|
||||||
|
|
||||||
|
void
|
||||||
|
list_foreach (List *list,
|
||||||
|
Callback func,
|
||||||
|
void *user_data)
|
||||||
|
{
|
||||||
|
while (list)
|
||||||
|
{
|
||||||
|
func (list->data, user_data);
|
||||||
|
|
||||||
|
list = list->next;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
List *
|
||||||
|
list_prepend (List *list,
|
||||||
|
void *data)
|
||||||
|
{
|
||||||
|
List *link;
|
||||||
|
|
||||||
|
link = (List *) malloc (sizeof (List));
|
||||||
|
link->next = list;
|
||||||
|
link->data = data;
|
||||||
|
|
||||||
|
return link;
|
||||||
|
}
|
||||||
|
|
||||||
|
void
|
||||||
|
list_free (List *list)
|
||||||
|
{
|
||||||
|
while (list)
|
||||||
|
{
|
||||||
|
List *next = list->next;
|
||||||
|
|
||||||
|
free (list);
|
||||||
|
|
||||||
|
list = next;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
List *
|
||||||
|
list_find (List *list,
|
||||||
|
ListFindFunc func,
|
||||||
|
void *user_data)
|
||||||
|
{
|
||||||
|
List *tmp;
|
||||||
|
|
||||||
|
for (tmp = list; tmp; tmp = tmp->next)
|
||||||
|
{
|
||||||
|
if ((*func) (tmp->data, user_data))
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
return tmp;
|
||||||
|
}
|
||||||
|
|
||||||
|
List *
|
||||||
|
list_remove (List *list,
|
||||||
|
void *data)
|
||||||
|
{
|
||||||
|
List *tmp, *prev;
|
||||||
|
|
||||||
|
prev = NULL;
|
||||||
|
for (tmp = list; tmp; tmp = tmp->next)
|
||||||
|
{
|
||||||
|
if (tmp->data == data)
|
||||||
|
{
|
||||||
|
if (prev)
|
||||||
|
prev->next = tmp->next;
|
||||||
|
else
|
||||||
|
list = tmp->next;
|
||||||
|
|
||||||
|
free (tmp);
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
prev = tmp;
|
||||||
|
}
|
||||||
|
|
||||||
|
return list;
|
||||||
|
}
|
||||||
|
|
||||||
|
int
|
||||||
|
list_length (List *list)
|
||||||
|
{
|
||||||
|
List *tmp;
|
||||||
|
int length;
|
||||||
|
|
||||||
|
length = 0;
|
||||||
|
for (tmp = list; tmp; tmp = tmp->next)
|
||||||
|
length++;
|
||||||
|
|
||||||
|
return length;
|
||||||
|
}
|
||||||
|
|
||||||
|
List *
|
||||||
|
list_copy (List *list)
|
||||||
|
{
|
||||||
|
List *new_list = NULL;
|
||||||
|
|
||||||
|
if (list)
|
||||||
|
{
|
||||||
|
List *last;
|
||||||
|
|
||||||
|
new_list = (List *) malloc (sizeof (List));
|
||||||
|
new_list->data = list->data;
|
||||||
|
new_list->next = NULL;
|
||||||
|
|
||||||
|
last = new_list;
|
||||||
|
list = list->next;
|
||||||
|
|
||||||
|
while (list)
|
||||||
|
{
|
||||||
|
last->next = (List *) malloc (sizeof (List));
|
||||||
|
last = last->next;
|
||||||
|
last->data = list->data;
|
||||||
|
list = list->next;
|
||||||
|
}
|
||||||
|
|
||||||
|
last->next = NULL;
|
||||||
|
}
|
||||||
|
|
||||||
|
return new_list;
|
||||||
|
}
|
||||||
57
gnome-settings-daemon/list.h
Normal file
57
gnome-settings-daemon/list.h
Normal file
|
|
@ -0,0 +1,57 @@
|
||||||
|
/*
|
||||||
|
* Copyright © 2004 Red Hat, Inc.
|
||||||
|
*
|
||||||
|
* Permission to use, copy, modify, distribute, and sell this software and its
|
||||||
|
* documentation for any purpose is hereby granted without fee, provided that
|
||||||
|
* the above copyright notice appear in all copies and that both that
|
||||||
|
* copyright notice and this permission notice appear in supporting
|
||||||
|
* documentation, and that the name of Red Hat not be used in advertising or
|
||||||
|
* publicity pertaining to distribution of the software without specific,
|
||||||
|
* written prior permission. Red Hat makes no representations about the
|
||||||
|
* suitability of this software for any purpose. It is provided "as is"
|
||||||
|
* without express or implied warranty.
|
||||||
|
*
|
||||||
|
* RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
|
||||||
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL RED HAT
|
||||||
|
* BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
||||||
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
|
||||||
|
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
|
||||||
|
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
||||||
|
*
|
||||||
|
* Author: Matthias Clasen, Red Hat, Inc.
|
||||||
|
*/
|
||||||
|
#ifndef LIST_H
|
||||||
|
#define LIST_H
|
||||||
|
|
||||||
|
|
||||||
|
typedef struct _List List;
|
||||||
|
typedef void (*Callback) (void *data,
|
||||||
|
void *user_data);
|
||||||
|
|
||||||
|
|
||||||
|
struct _List
|
||||||
|
{
|
||||||
|
void *data;
|
||||||
|
|
||||||
|
List *next;
|
||||||
|
};
|
||||||
|
|
||||||
|
typedef int (*ListFindFunc) (void *data,
|
||||||
|
void *user_data);
|
||||||
|
|
||||||
|
void list_foreach (List *list,
|
||||||
|
Callback func,
|
||||||
|
void *user_data);
|
||||||
|
List *list_prepend (List *list,
|
||||||
|
void *data);
|
||||||
|
void list_free (List *list);
|
||||||
|
List *list_find (List *list,
|
||||||
|
ListFindFunc func,
|
||||||
|
void *user_data);
|
||||||
|
List *list_remove (List *list,
|
||||||
|
void *data);
|
||||||
|
int list_length (List *list);
|
||||||
|
|
||||||
|
List *list_copy (List *list);
|
||||||
|
|
||||||
|
#endif /* LIST_H */
|
||||||
117
gnome-settings-daemon/xutils.c
Normal file
117
gnome-settings-daemon/xutils.c
Normal file
|
|
@ -0,0 +1,117 @@
|
||||||
|
/*
|
||||||
|
* Copyright © 2004 Red Hat, Inc.
|
||||||
|
*
|
||||||
|
* Permission to use, copy, modify, distribute, and sell this software and its
|
||||||
|
* documentation for any purpose is hereby granted without fee, provided that
|
||||||
|
* the above copyright notice appear in all copies and that both that
|
||||||
|
* copyright notice and this permission notice appear in supporting
|
||||||
|
* documentation, and that the name of Red Hat not be used in advertising or
|
||||||
|
* publicity pertaining to distribution of the software without specific,
|
||||||
|
* written prior permission. Red Hat makes no representations about the
|
||||||
|
* suitability of this software for any purpose. It is provided "as is"
|
||||||
|
* without express or implied warranty.
|
||||||
|
*
|
||||||
|
* RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
|
||||||
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL RED HAT
|
||||||
|
* BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
||||||
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
|
||||||
|
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
|
||||||
|
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
||||||
|
*
|
||||||
|
* Author: Matthias Clasen, Red Hat, Inc.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <stdlib.h>
|
||||||
|
|
||||||
|
#include "xutils.h"
|
||||||
|
|
||||||
|
Atom XA_ATOM_PAIR;
|
||||||
|
Atom XA_CLIPBOARD_MANAGER;
|
||||||
|
Atom XA_CLIPBOARD;
|
||||||
|
Atom XA_DELETE;
|
||||||
|
Atom XA_INCR;
|
||||||
|
Atom XA_INSERT_PROPERTY;
|
||||||
|
Atom XA_INSERT_SELECTION;
|
||||||
|
Atom XA_MANAGER;
|
||||||
|
Atom XA_MULTIPLE;
|
||||||
|
Atom XA_NULL;
|
||||||
|
Atom XA_SAVE_TARGETS;
|
||||||
|
Atom XA_TARGETS;
|
||||||
|
Atom XA_TIMESTAMP;
|
||||||
|
|
||||||
|
unsigned long SELECTION_MAX_SIZE = 0;
|
||||||
|
|
||||||
|
|
||||||
|
void
|
||||||
|
init_atoms (Display *display)
|
||||||
|
{
|
||||||
|
unsigned long max_request_size;
|
||||||
|
|
||||||
|
if (SELECTION_MAX_SIZE > 0)
|
||||||
|
return;
|
||||||
|
|
||||||
|
XA_ATOM_PAIR = XInternAtom (display, "ATOM_PAIR", False);
|
||||||
|
XA_CLIPBOARD_MANAGER = XInternAtom (display, "CLIPBOARD_MANAGER", False);
|
||||||
|
XA_CLIPBOARD = XInternAtom (display, "CLIPBOARD", False);
|
||||||
|
XA_DELETE = XInternAtom (display, "DELETE", False);
|
||||||
|
XA_INCR = XInternAtom (display, "INCR", False);
|
||||||
|
XA_INSERT_PROPERTY = XInternAtom (display, "INSERT_PROPERTY", False);
|
||||||
|
XA_INSERT_SELECTION = XInternAtom (display, "INSERT_SELECTION", False);
|
||||||
|
XA_MANAGER = XInternAtom (display, "MANAGER", False);
|
||||||
|
XA_MULTIPLE = XInternAtom (display, "MULTIPLE", False);
|
||||||
|
XA_NULL = XInternAtom (display, "NULL", False);
|
||||||
|
XA_SAVE_TARGETS = XInternAtom (display, "SAVE_TARGETS", False);
|
||||||
|
XA_TARGETS = XInternAtom (display, "TARGETS", False);
|
||||||
|
XA_TIMESTAMP = XInternAtom (display, "TIMESTAMP", False);
|
||||||
|
|
||||||
|
max_request_size = XExtendedMaxRequestSize (display);
|
||||||
|
if (max_request_size == 0)
|
||||||
|
max_request_size = XMaxRequestSize (display);
|
||||||
|
|
||||||
|
SELECTION_MAX_SIZE = max_request_size - 100;
|
||||||
|
if (SELECTION_MAX_SIZE > 262144)
|
||||||
|
SELECTION_MAX_SIZE = 262144;
|
||||||
|
}
|
||||||
|
|
||||||
|
typedef struct
|
||||||
|
{
|
||||||
|
Window window;
|
||||||
|
Atom timestamp_prop_atom;
|
||||||
|
} TimeStampInfo;
|
||||||
|
|
||||||
|
static Bool
|
||||||
|
timestamp_predicate (Display *display,
|
||||||
|
XEvent *xevent,
|
||||||
|
XPointer arg)
|
||||||
|
{
|
||||||
|
TimeStampInfo *info = (TimeStampInfo *)arg;
|
||||||
|
|
||||||
|
if (xevent->type == PropertyNotify &&
|
||||||
|
xevent->xproperty.window == info->window &&
|
||||||
|
xevent->xproperty.atom == info->timestamp_prop_atom)
|
||||||
|
return True;
|
||||||
|
|
||||||
|
return False;
|
||||||
|
}
|
||||||
|
|
||||||
|
Time
|
||||||
|
get_server_time (Display *display,
|
||||||
|
Window window)
|
||||||
|
{
|
||||||
|
unsigned char c = 'a';
|
||||||
|
XEvent xevent;
|
||||||
|
TimeStampInfo info;
|
||||||
|
|
||||||
|
info.timestamp_prop_atom = XInternAtom (display, "_TIMESTAMP_PROP", False);
|
||||||
|
info.window = window;
|
||||||
|
|
||||||
|
XChangeProperty (display, window,
|
||||||
|
info.timestamp_prop_atom, info.timestamp_prop_atom,
|
||||||
|
8, PropModeReplace, &c, 1);
|
||||||
|
|
||||||
|
XIfEvent (display, &xevent,
|
||||||
|
timestamp_predicate, (XPointer)&info);
|
||||||
|
|
||||||
|
return xevent.xproperty.time;
|
||||||
|
}
|
||||||
|
|
||||||
50
gnome-settings-daemon/xutils.h
Normal file
50
gnome-settings-daemon/xutils.h
Normal file
|
|
@ -0,0 +1,50 @@
|
||||||
|
/*
|
||||||
|
* Copyright © 2004 Red Hat, Inc.
|
||||||
|
*
|
||||||
|
* Permission to use, copy, modify, distribute, and sell this software and its
|
||||||
|
* documentation for any purpose is hereby granted without fee, provided that
|
||||||
|
* the above copyright notice appear in all copies and that both that
|
||||||
|
* copyright notice and this permission notice appear in supporting
|
||||||
|
* documentation, and that the name of Red Hat not be used in advertising or
|
||||||
|
* publicity pertaining to distribution of the software without specific,
|
||||||
|
* written prior permission. Red Hat makes no representations about the
|
||||||
|
* suitability of this software for any purpose. It is provided "as is"
|
||||||
|
* without express or implied warranty.
|
||||||
|
*
|
||||||
|
* RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
|
||||||
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL RED HAT
|
||||||
|
* BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
||||||
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
|
||||||
|
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
|
||||||
|
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
||||||
|
*
|
||||||
|
* Author: Matthias Clasen, Red Hat, Inc.
|
||||||
|
*/
|
||||||
|
#ifndef X_UTILS_H
|
||||||
|
#define X_UTILS_H
|
||||||
|
|
||||||
|
#include <X11/Xlib.h>
|
||||||
|
|
||||||
|
|
||||||
|
extern Atom XA_ATOM_PAIR;
|
||||||
|
extern Atom XA_CLIPBOARD_MANAGER;
|
||||||
|
extern Atom XA_CLIPBOARD;
|
||||||
|
extern Atom XA_DELETE;
|
||||||
|
extern Atom XA_INCR;
|
||||||
|
extern Atom XA_INSERT_PROPERTY;
|
||||||
|
extern Atom XA_INSERT_SELECTION;
|
||||||
|
extern Atom XA_MANAGER;
|
||||||
|
extern Atom XA_MULTIPLE;
|
||||||
|
extern Atom XA_NULL;
|
||||||
|
extern Atom XA_SAVE_TARGETS;
|
||||||
|
extern Atom XA_TARGETS;
|
||||||
|
extern Atom XA_TIMESTAMP;
|
||||||
|
|
||||||
|
extern unsigned long SELECTION_MAX_SIZE;
|
||||||
|
|
||||||
|
void init_atoms (Display *display);
|
||||||
|
|
||||||
|
Time get_server_time (Display *display,
|
||||||
|
Window window);
|
||||||
|
|
||||||
|
#endif /* X_UTILS_H */
|
||||||
Loading…
Add table
Add a link
Reference in a new issue