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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* eventhandler.cc
*
* Sun Oct 9 18:58:29 CEST 2011
* Copyright 2011 Bent Bisballe Nyeng
* deva@aasimon.org
****************************************************************************/
/*
* This file is part of DrumGizmo.
*
* DrumGizmo 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.
*
* DrumGizmo 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 DrumGizmo; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include "eventhandler.h"
#include "globalcontext.h"
#include <stdio.h>
#ifdef X11
#include <X11/Xutil.h>
#endif/*X11*/
/**
* KeyPress 2
* KeyRelease 3
* ButtonPress 4
* ButtonRelease 5
* MotionNotify 6
* EnterNotify 7
* LeaveNotify 8
* FocusIn 9
* FocusOut 10
* KeymapNotify 11
* Expose 12
* GraphicsExpose 13
* NoExpose 14
* VisibilityNotify 15
* CreateNotify 16
* DestroyNotify 17
* UnmapNotify 18
* MapNotify 19
* MapRequest 20
* ReparentNotify 21
* ConfigureNotify 22
* ConfigureRequest 23
* GravityNotify 24
* ResizeRequest 25
* CirculateNotify 26
* CirculateRequest 27
* PropertyNotify 28
* SelectionClear 29
* SelectionRequest 30
* SelectionNotify 31
* ColormapNotify 32
* ClientMessage 33
* MappingNotify 34
* GenericEvent 35
* LASTEvent 36 // must be bigger than any event #
**/
EventHandler::EventHandler(GlobalContext *gctx)
{
this->gctx = gctx;
}
bool EventHandler::hasEvent()
{
#ifdef X11
return XPending(gctx->display);
#endif/*X11*/
return false;
}
Event *EventHandler::getNextEvent()
{
Event *event = NULL;
#ifdef X11
XEvent xe;
XNextEvent(gctx->display, &xe);
if(xe.type == MotionNotify) {
MouseMoveEvent *e = new MouseMoveEvent();
e->window_id = xe.xmotion.window;
e->x = xe.xmotion.x;
e->y = xe.xmotion.y;
event = e;
}
if(xe.type == Expose && xe.xexpose.count == 0) {
RepaintEvent *e = new RepaintEvent();
e->window_id = xe.xexpose.window;
e->x = xe.xexpose.x;
e->y = xe.xexpose.y;
e->width = xe.xexpose.width;
e->height = xe.xexpose.height;
event = e;
}
if(xe.type == ButtonPress || xe.type == ButtonRelease) {
ButtonEvent *e = new ButtonEvent();
e->window_id = xe.xbutton.window;
e->x = xe.xbutton.x;
e->y = xe.xbutton.y;
e->button = 0;
e->direction = xe.type == ButtonPress?1:-1;
event = e;
}
if(xe.type == KeyPress || xe.type == KeyRelease) {
// printf("key: %d\n", e.xkey.keycode);
KeyEvent *e = new KeyEvent();
e->window_id = xe.xkey.window;
char buf[1024];
int sz = XLookupString(&xe.xkey, buf, sizeof(buf), NULL, NULL);
e->keycode = xe.xkey.keycode;
e->text.append(buf, sz);
e->direction = xe.type == KeyPress?1:-1;
event = e;
}
#if 0
printf("event: %d\n", e.type);
if(e.type == DestroyNotify) {
}
if(e.type == ClientMessage &&
e.xclient.data.l[0] == wdg->wmDeleteMessage) {
}
#endif
#endif/*X11*/
return event;
}
#ifdef TEST_EVENTHANDLER
//Additional dependency files
//deps:
//Required cflags (autoconf vars may be used)
//cflags:
//Required link options (autoconf vars may be used)
//libs:
#include "test.h"
TEST_BEGIN;
// TODO: Put some testcode here (see test.h for usable macros).
TEST_END;
#endif/*TEST_EVENTHANDLER*/
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