-// Copyright (C) 2007-2014 CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2023 CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
#include <math.h>
#include <stdio.h>
-#ifndef WIN32
+#include <QtGlobal>
+
+#if !defined WIN32 && !defined __APPLE__
#include <X11/X.h>
-#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xatom.h>
#include <X11/keysym.h>
+#include <xcb/xcb.h>
#endif
#include "SVTK_SpaceMouse.h"
-SVTK_SpaceMouse* SVTK_SpaceMouse::myInstance = 0;
+SVTK_SpaceMouseXCB* SVTK_SpaceMouseXCB::myInstance = 0;
/*!
- \return shared instance of object (creates if there is no one)
+ Constructor
*/
-SVTK_SpaceMouse* SVTK_SpaceMouse::getInstance()
+SVTK_SpaceMouse::SVTK_SpaceMouse()
{
- if ( !myInstance )
- myInstance = new SVTK_SpaceMouse();
- return myInstance;
+ spaceMouseOn = 0;
}
/*!
Constructor
*/
-SVTK_SpaceMouse::SVTK_SpaceMouse()
+SVTK_SpaceMouseXCB::SVTK_SpaceMouseXCB()
+: SVTK_SpaceMouse()
{
-#ifndef WIN32
+#if !defined WIN32 && !defined __APPLE__
win = InputFocus;
#endif
- spaceMouseOn = 0;
}
-#ifndef WIN32
-
/*!
- Initialization
+ \return shared instance of object (creates if there is no one)
*/
-int SVTK_SpaceMouse::initialize( Display *display, Window window )
+SVTK_SpaceMouseXCB* SVTK_SpaceMouseXCB::getInstance()
{
- XMotionEvent = XInternAtom( display, "MotionEvent", 1 );
- XButtonPressEvent = XInternAtom( display, "ButtonPressEvent", 1 );
- XButtonReleaseEvent = XInternAtom( display, "ButtonReleaseEvent", 1 );
- XCommandEvent = XInternAtom( display, "CommandEvent", 1 );
-
- spaceMouseOn = (XMotionEvent != 0) &&
- (XButtonPressEvent != 0) &&
- (XButtonReleaseEvent != 0) &&
- (XCommandEvent != 0);
- if ( !spaceMouseOn )
- return 0;
-
- spaceMouseOn = setWindow( display, window );
- if ( !spaceMouseOn )
- return 0;
-
- return spaceMouseOn;
+ if ( !myInstance )
+ myInstance = new SVTK_SpaceMouseXCB();
+ return myInstance;
}
-
-static int errorCallback( Display *display, XErrorEvent *Error )
+/*!
+ Initialization
+*/
+#if !defined WIN32 && !defined __APPLE__
+int SVTK_SpaceMouseXCB::initialize( xcb_connection_t *connection, xcb_window_t window )
{
- char msg[ 128 ];
- if ( Error->error_code != BadWindow ) {
- XGetErrorText( display,Error->error_code,msg,sizeof( msg ) );
- fprintf( stderr, "SpaceMouse reported error = %s. Exit ... \n", msg );
- }
- return 0;
+ // make request
+ xcb_intern_atom_cookie_t cookie = xcb_intern_atom (connection, 0, strlen("XCB_MOTION_NOTIFY"), "XCB_MOTION_NOTIFY" );
+ // get response
+ xcb_intern_atom_reply_t *reply = xcb_intern_atom_reply ( connection, cookie, NULL );
+ XCBMotionEvent = reply->atom;
+ cookie = xcb_intern_atom (connection, 0, strlen("XCB_BUTTON_PRESS"), "XCB_BUTTON_PRESS" );
+ reply = xcb_intern_atom_reply ( connection, cookie, NULL );
+ XCBButtonPressEvent = reply->atom;
+ cookie = xcb_intern_atom (connection, 0, strlen("XCB_BUTTON_RELEASE"), "XCB_BUTTON_RELEASE" );
+ reply = xcb_intern_atom_reply ( connection, cookie, NULL );
+ XCBButtonReleaseEvent = reply->atom;
+
+ free (reply);
+
+ spaceMouseOn = (XCBMotionEvent != 0) &&
+ (XCBButtonPressEvent != 0) &&
+ (XCBButtonReleaseEvent != 0);
+ if ( !spaceMouseOn )
+ return 0;
+
+ spaceMouseOn = setWindow( connection, window );
+ if ( !spaceMouseOn )
+ return 0;
+
+ return spaceMouseOn;
}
/*!
Initialize by window
*/
-int SVTK_SpaceMouse::setWindow( Display *display, Window window )
+int SVTK_SpaceMouseXCB::setWindow( xcb_connection_t *connection, xcb_window_t window )
{
- XTextProperty winName;
- XEvent xEvent;
- Atom type;
- int format;
- unsigned long NItems, BytesReturn;
- unsigned char *PropReturn;
- Window root;
- int result;
- int (*errorHandler)(Display *,XErrorEvent *);
-
- result = 1;
- errorHandler = XSetErrorHandler( errorCallback );
-
- root = RootWindow( display, DefaultScreen(display) );
-
- PropReturn = NULL;
- XGetWindowProperty( display, root, XCommandEvent, 0,1, 0,
- AnyPropertyType, &type, &format, &NItems,
- &BytesReturn, &PropReturn );
+ xcb_client_message_event_t xcbEvent;
+ xcb_window_t root_window = 0; // todo: initial value (if screen is null, see below)
+ xcb_screen_t* screen;
+ xcb_generic_error_t* error;
+ xcb_void_cookie_t cookie;
+
+ screen = xcb_setup_roots_iterator ( xcb_get_setup ( connection ) ).data;
+
+ /* root window */
+ if ( screen )
+ root_window = screen->root;
+
+ xcb_get_property_cookie_t prop_cookie;
+ xcb_get_property_reply_t* prop_reply;
+ prop_cookie = xcb_get_property (connection, 0, root_window, XCB_ATOM_WM_NAME,
+ XCB_ATOM_STRING, 0, 0);
win = InputFocus;
- if ( PropReturn != NULL ) {
- win = *(Window *) PropReturn;
- XFree( PropReturn );
+
+ if (( prop_reply = xcb_get_property_reply ( connection, prop_cookie, NULL ) ))
+ {
+ int len = xcb_get_property_value_length( prop_reply );
+
+ if ( len == 0 )
+ {
+ free(prop_reply);
+ return 0;
+ }
+
+ if ( strcmp( (char *) "Magellan Window", (char *) xcb_get_property_value( prop_reply ) ) != 0 )
+ return 0;
+
+ win = * ( xcb_window_t * ) xcb_get_property_value( prop_reply );
}
- else
- return result = 0;
- if ( XGetWMName( display, win, &winName ) == 0 )
- return result = 0;
+ free(prop_reply);
+
+ xcbEvent.response_type = XCB_CLIENT_MESSAGE;
+ xcbEvent.format = 16;
+ xcbEvent.sequence = 0;
+ xcbEvent.window = win;
- if ( strcmp( (char *) "Magellan Window", (char *) winName.value) != 0 )
- return result = 0;
+ xcbEvent.data.data16[0] = (short) ((window>>16)&0x0000FFFF);
+ xcbEvent.data.data16[1] = (short) (window&0x0000FFFF);
+ xcbEvent.data.data16[2] = 27695;
- xEvent.type = ClientMessage;
- xEvent.xclient.format = 16;
- xEvent.xclient.send_event = 0;
- xEvent.xclient.display = display;
- xEvent.xclient.window = win;
- xEvent.xclient.message_type = XCommandEvent;
-
- xEvent.xclient.data.s[0] = (short) ((window>>16)&0x0000FFFF);
- xEvent.xclient.data.s[1] = (short) (window&0x0000FFFF);
- xEvent.xclient.data.s[2] = 27695;
+ cookie = xcb_send_event( connection, 0, win, 0x0000, (const char *)&xcbEvent );
- if ( XSendEvent( display, win, 0, 0x0000, &xEvent ) == 0 )
- return result = 0;
- XFlush( display );
+ if (( error = xcb_request_check( connection, cookie )))
+ {
+ if ( error->error_code != BadWindow )
+ {
+ fprintf ( stderr, "SpaceMouse reported error = %d. Exit ... \n", error->error_code);
+ }
+ return 0;
+ }
+
+ xcb_flush(connection);
- XSetErrorHandler( errorHandler );
- return result;
+ return 1;
}
/*!
Close
*/
-int SVTK_SpaceMouse::close(Display *display)
+int SVTK_SpaceMouseXCB::close(xcb_connection_t *connection)
{
- initialize( display, (Window)InputFocus );
+ initialize( connection, (xcb_window_t)InputFocus );
spaceMouseOn = 0;
-
+
return 1;
}
/*!
Custom event handler
*/
-int SVTK_SpaceMouse::translateEvent( Display* display, XEvent* xEvent, MoveEvent* spaceMouseEvent,
+int SVTK_SpaceMouseXCB::translateEvent( xcb_connection_t* connection, xcb_client_message_event_t* xcbEvent, MoveEvent* spaceMouseEvent,
double scale, double rScale )
{
if ( !spaceMouseOn )
return 0;
- if ( xEvent->type == ClientMessage ) {
- if ( xEvent->xclient.message_type == XMotionEvent ) {
+ if ( xcbEvent->response_type == XCB_CLIENT_MESSAGE ) {
+ if ( xcbEvent->type == XCBMotionEvent ) {
spaceMouseEvent->type = SpaceMouseMove;
spaceMouseEvent->data[ x ] =
- xEvent->xclient.data.s[2] * scale;
+ xcbEvent->data.data16[2] * scale;
spaceMouseEvent->data[ y ] =
- xEvent->xclient.data.s[3] * scale;
+ xcbEvent->data.data16[3] * scale;
spaceMouseEvent->data[ z ] =
- xEvent->xclient.data.s[4] * scale;
+ xcbEvent->data.data16[4] * scale;
spaceMouseEvent->data[ a ] =
- xEvent->xclient.data.s[5] * rScale;
+ xcbEvent->data.data16[5] * rScale;
spaceMouseEvent->data[ b ] =
- xEvent->xclient.data.s[6] * rScale;
+ xcbEvent->data.data16[6] * rScale;
spaceMouseEvent->data[ c ] =
- xEvent->xclient.data.s[7] * rScale;
- spaceMouseEvent->period = xEvent->xclient.data.s[8];
+ xcbEvent->data.data16[7] * rScale;
+ spaceMouseEvent->period = xcbEvent->data.data16[8];
return 1;
}
- else if ( xEvent->xclient.message_type == XButtonPressEvent ) {
+ else if ( xcbEvent->type == XCBButtonPressEvent ) {
spaceMouseEvent->type = SpaceButtonPress;
- spaceMouseEvent->button = xEvent->xclient.data.s[2];
+ spaceMouseEvent->button = xcbEvent->data.data16[2];
return 2;
}
- else if ( xEvent->xclient.message_type == XButtonReleaseEvent ) {
+ else if ( xcbEvent->type == XCBButtonReleaseEvent ) {
spaceMouseEvent->type = SpaceButtonRelease;
- spaceMouseEvent->button = xEvent->xclient.data.s[2];
+ spaceMouseEvent->button = xcbEvent->data.data16[2];
return 3;
}
}
- return (!display);
+ return (!connection);
}
-
#endif