271 lines
6.6 KiB
C
271 lines
6.6 KiB
C
#ifndef lint
|
|
static char sccs_id[] = "%W% %H%";
|
|
#endif
|
|
|
|
/*
|
|
* Copyright 1988 by Siemens Research and Technology Laboratories, Princeton, NJ
|
|
*
|
|
* All Rights Reserved
|
|
*
|
|
* Permission to use, copy, modify, and distribute this software and its
|
|
* documentation for any purpose and without fee is hereby granted,
|
|
* 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 Siemens Research and Technology
|
|
* Laboratories not be used in advertising or publicity pertaining to
|
|
* distribution of the software without specific, written prior permission.
|
|
*
|
|
*
|
|
* SIEMENS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
|
|
* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
|
|
* SIEMENS 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.
|
|
*/
|
|
#include "copyright.h"
|
|
|
|
#include "basetype.h"
|
|
|
|
#include <X11/Xlib.h>
|
|
#include <X11/Xatom.h>
|
|
#include <X11/Xutil.h>
|
|
|
|
#include "uwinXD.h"
|
|
#include "assoc.h"
|
|
#include "xio.h"
|
|
#include "tilecrsr.h"
|
|
#include "evsaveX.h"
|
|
|
|
/* ------------------------------------------------------------ */
|
|
|
|
bool send_mouse_events = FALSE;
|
|
bool pointer_grabbed = FALSE;
|
|
bool keyboard_grabbed = FALSE;
|
|
|
|
static Cursor previous_cursor;
|
|
static Cursor current_cursor;
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
void Control_Set_Cursor( tilecursor )
|
|
TileCursor tilecursor;
|
|
{
|
|
previous_cursor = current_cursor;
|
|
current_cursor = tilecursor;
|
|
|
|
if ( pointer_grabbed &&
|
|
(previous_cursor != tilecursor) &&
|
|
(tilecursor != None) )
|
|
|
|
XChangeActivePointerGrab(dpy,
|
|
PointerMotionMask |
|
|
ButtonPressMask | ButtonReleaseMask,
|
|
(Cursor) tilecursor, CurrentTime);
|
|
}
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
void Control_Restore_Cursor()
|
|
{
|
|
current_cursor = previous_cursor;
|
|
if ( pointer_grabbed && (previous_cursor != None) )
|
|
|
|
XChangeActivePointerGrab(dpy,
|
|
PointerMotionMask |
|
|
ButtonPressMask | ButtonReleaseMask,
|
|
(Cursor) previous_cursor, CurrentTime);
|
|
}
|
|
|
|
/* ------------------------------------------------------------ */
|
|
|
|
bool Control_Grab_User( send_mouse, tilecursor )
|
|
bool send_mouse;
|
|
TileCursor tilecursor;
|
|
{
|
|
unsigned int ev_mask;
|
|
|
|
send_mouse_events = send_mouse;
|
|
|
|
if ( send_mouse )
|
|
ev_mask = PointerMotionMask | ButtonPressMask | ButtonReleaseMask;
|
|
else
|
|
ev_mask = ButtonPressMask | ButtonReleaseMask;
|
|
|
|
if (XGrabPointer(dpy, root, False, ev_mask,
|
|
GrabModeAsync, GrabModeAsync,
|
|
(Window) None, (Cursor) tilecursor,
|
|
CurrentTime) == GrabSuccess)
|
|
{
|
|
pointer_grabbed = TRUE;
|
|
previous_cursor = current_cursor;
|
|
current_cursor = tilecursor;
|
|
XFlush(dpy);
|
|
return TRUE;
|
|
}
|
|
else
|
|
pointer_grabbed = FALSE;
|
|
return pointer_grabbed;
|
|
}
|
|
|
|
/* ------------------------------------------------------------ */
|
|
|
|
void Control_Ungrab_User()
|
|
{
|
|
pointer_grabbed = FALSE;
|
|
send_mouse_events = FALSE;
|
|
|
|
/* Play back events stored while grabbed */
|
|
RestoreEvents(dpy, &stackp);
|
|
XUngrabPointer(dpy, CurrentTime);
|
|
XFlush(dpy);
|
|
}
|
|
|
|
/* ------------------------------------------------------------ */
|
|
|
|
void Control_Grab_Server()
|
|
{
|
|
XGrabServer(dpy);
|
|
XFlush(dpy);
|
|
}
|
|
|
|
/* ------------------------------------------------------------ */
|
|
|
|
void Control_Ungrab_Server()
|
|
{
|
|
XUngrabServer(dpy);
|
|
XFlush(dpy);
|
|
}
|
|
|
|
/* ------------------------------------------------------------ */
|
|
|
|
void Control_Set_Focus( uwinp )
|
|
Userwin *uwinp;
|
|
{
|
|
if (uwinp == (Userwin *) NULL)
|
|
{
|
|
XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime);
|
|
}
|
|
else
|
|
{ /* XXXX Kludge here! XXXX */
|
|
XWindowAttributes xwa;
|
|
|
|
|
|
XGetWindowAttributes(dpy, Userwin_XClient(uwinp), &xwa);
|
|
|
|
if (xwa.map_state == IsUnmapped)
|
|
{
|
|
XSetInputFocus(dpy, Userwin_XIcon(uwinp),
|
|
RevertToPointerRoot, CurrentTime);
|
|
}
|
|
else
|
|
{
|
|
XSetInputFocus(dpy, Userwin_XClient(uwinp),
|
|
RevertToPointerRoot, CurrentTime);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* ------------------------------------------------------------ */
|
|
|
|
void Control_Focus_Out( uwinp )
|
|
Userwin *uwinp;
|
|
{}
|
|
|
|
/* ------------------------------------------------------------ */
|
|
|
|
void Control_Unset_Focus()
|
|
{
|
|
XSetInputFocus(dpy, None, RevertToPointerRoot, CurrentTime);
|
|
}
|
|
|
|
/* $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ */
|
|
|
|
static Window last_ungrabbed_window = None;
|
|
|
|
/* ------------------------------------------------------------ */
|
|
|
|
/* Post a Passive Grab (input redirection) on input to the
|
|
* client's window. We want to know if anything is typed/moused
|
|
* in that window.
|
|
*/
|
|
|
|
void Control_Grab_Input(w)
|
|
Window w;
|
|
{
|
|
XGrabButton(dpy, (unsigned int) AnyButton, (unsigned int) AnyModifier,
|
|
w,
|
|
False,
|
|
(unsigned int) (ButtonPressMask | ButtonReleaseMask),
|
|
GrabModeSync, GrabModeAsync,
|
|
None,
|
|
None);
|
|
|
|
XGrabKey(dpy, (unsigned int) AnyKey, (unsigned int) AnyModifier,
|
|
w,
|
|
False,
|
|
GrabModeAsync, GrabModeSync);
|
|
}
|
|
|
|
/* ------------------------------------------------------------ */
|
|
|
|
void Control_Restore_Grab()
|
|
{
|
|
if ( last_ungrabbed_window != None )
|
|
{
|
|
Control_Grab_Input(last_ungrabbed_window);
|
|
last_ungrabbed_window = None;
|
|
}
|
|
}
|
|
|
|
/* ------------------------------------------------------------ */
|
|
/* Release passive input grabs on keyboard and mouse buttons */
|
|
|
|
void Control_Release_Grab(uwinp)
|
|
Userwin *uwinp;
|
|
{
|
|
|
|
if (last_ungrabbed_window != None)
|
|
{
|
|
Control_Restore_Grab();
|
|
}
|
|
|
|
XUngrabKey(dpy, (unsigned int) AnyKey, (unsigned int) AnyModifier,
|
|
Userwin_XParentWin(uwinp));
|
|
|
|
XUngrabButton(dpy, (unsigned int) AnyButton, (unsigned int) AnyModifier,
|
|
Userwin_XParentWin(uwinp));
|
|
|
|
last_ungrabbed_window = Userwin_XParentWin(uwinp);
|
|
}
|
|
|
|
void Control_Destroy(uwinp)
|
|
Userwin *uwinp;
|
|
{
|
|
if (last_ungrabbed_window == Userwin_XParentWin(uwinp))
|
|
last_ungrabbed_window = None;
|
|
}
|
|
|
|
|
|
bool Control_Pointer_To_Window(uwinp)
|
|
Userwin *uwinp;
|
|
{
|
|
int grab_status;
|
|
|
|
grab_status = XGrabPointer(dpy, root, True, None,
|
|
GrabModeAsync, GrabModeAsync,
|
|
Userwin_XClient(uwinp), None, CurrentTime);
|
|
if (grab_status == GrabSuccess)
|
|
XUngrabPointer(dpy, CurrentTime);
|
|
return (grab_status == GrabSuccess);
|
|
}
|
|
|
|
void Control_Exit()
|
|
{
|
|
XSync(dpy, 1);
|
|
}
|
|
|
|
|
|
|