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/*
* Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved.
*
* 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; version 2 of the
* License.
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#ifndef _MFORMS_PYDRAWBOX_H_
#define _MFORMS_PYDRAWBOX_H_
#include <mforms/drawbox.h>
#include "cairo/cairo.h"
#include "base/python_utils.h"
namespace mforms
{
class PyDrawBox : public DrawBox
{
public:
PyDrawBox()
: _self(NULL)
{
}
void set_instance(PyObject *instance)
{
//_self = PyWeakref_NewRef(instance, NULL);
_self = instance;
Py_INCREF(_self);
}
~PyDrawBox()
{
Py_XDECREF(_self);
}
protected:
virtual void repaint(cairo_t *cr, int x, int y, int w, int h)
{
WillEnterPython lock;
PyObject *c = SWIG_NewPointerObj(cr, SWIG_TypeQuery("cairo_t *"), 0);
PyObject *args = Py_BuildValue("(Oiiii)", c, x, y, w, h);
call_method("repaint", args);
Py_XDECREF(c);
Py_XDECREF(args);
}
virtual bool mouse_down(mforms::MouseButton button, int x, int y)
{
if (DrawBox::mouse_down(button, x, y))
return true;
WillEnterPython lock;
PyObject *args = Py_BuildValue("(iii)", button, x, y);
bool result = call_method("mouse_down", args);
Py_XDECREF(args);
return result;
}
virtual bool mouse_up(mforms::MouseButton button, int x, int y)
{
if (DrawBox::mouse_up(button, x, y))
return true;
WillEnterPython lock;
PyObject *args = Py_BuildValue("(iii)", button, x, y);
bool result = call_method("mouse_up", args);
Py_XDECREF(args);
return result;
}
virtual bool mouse_click(mforms::MouseButton button, int x, int y)
{
if (DrawBox::mouse_click(button, x, y))
return true;
WillEnterPython lock;
PyObject *args = Py_BuildValue("(iii)", button, x, y);
bool result = call_method("mouse_click", args);
Py_XDECREF(args);
return result;
}
virtual bool mouse_double_click(mforms::MouseButton button, int x, int y)
{
if (DrawBox::mouse_double_click(button, x, y))
return true;
WillEnterPython lock;
PyObject *args = Py_BuildValue("(iii)", button, x, y);
bool result = call_method("mouse_double_click", args);
Py_XDECREF(args);
return result;
}
virtual bool mouse_enter()
{
if (DrawBox::mouse_enter())
return true;
WillEnterPython lock;
PyObject *args = Py_BuildValue("()");
bool result = call_method("mouse_enter", args);
Py_XDECREF(args);
return result;
}
virtual bool mouse_leave()
{
if (DrawBox::mouse_leave())
return true;
WillEnterPython lock;
PyObject *args = Py_BuildValue("()");
bool result = call_method("mouse_leave", args);
Py_XDECREF(args);
return result;
}
virtual bool mouse_move(mforms::MouseButton button, int x, int y)
{
if (DrawBox::mouse_move(button, x, y))
return true;
WillEnterPython lock;
PyObject *args = Py_BuildValue("(ii)", x, y);
bool result = call_method("mouse_move", args);
Py_XDECREF(args);
return result;
}
PyObject *_self;
bool call_method(const char *method, PyObject *args)
{
bool result = false;
//if (PyWeakref_CheckRef(_self))
{
PyObject *self = _self;//PyWeakref_GetObject(_self);
if (self && self != Py_None && PyObject_HasAttrString(self, method))
{
PyObject *ret = PyObject_CallMethod(self, (char*)method, (char*)"O", args, NULL);
if (!ret)
{
PyErr_Print();
PyErr_Clear();
}
else
{
result = ret == Py_True; // XXX: needs fix
Py_DECREF(ret);
}
}
/* else
{
PyObject *repr = PyObject_Repr(self);
printf("Error calling method %s from PyDrawBox delegate %s\n", method,
PyString_AsString(repr));
Py_DECREF(repr);
}*/
}
return result;
}
};
};
#endif
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