void TextRenderer::OnButtonPressEvent(GdkEventButton* event)
{
if( event->type != GDK_BUTTON_PRESS || !IsLeftButton(event) )
return;
Point lct((int)event->x, (int)event->y);
lct = GetTransition().DevToRel(lct);
if( CalcTextPlc().Contains(lct) )
{
double x = lct.x, y = lct.y;
{
CairoStateSave save(caiCont);
ApplyTextTrans();
caiCont->device_to_user(x, y);
}
int idx, trail;
utf8::trans tr(GetText());
if( panLay->xy_to_index(pango_units_from_double(x), pango_units_from_double(y), idx, trail) )
{
int new_pos = tr.to_offset(idx);
// видимо в случае "сложных" букв trail может принимать и отличные от
// {0, 1} значения (восточные иероглифы?), но нам требуется точность до целого символа
if( trail )
new_pos++;
MoveCursor( new_pos );
}
else
MoveCursor( tr.length() );
}
}
void View::MouseDown(int x, int y, int info)
{
if (!IsLeftButton(info))
return;
if (_selected != NULL)
if (_selected->HitTest(x, y))
{
_selected->OnMouseDown(x, y, info);
OnMouse(_selected->GetParamIndex(),
MOUSE_DOWN,
x - _selected->GetX(),
y - _selected->GetY(), info);
if (_selected->_repaint)
Redraw(_selected);
return;
}
ControlPtr newsel = NULL;
for (ClstPtr c = _cl.begin(); c != _cl.end(); c++)
if ((*c)->HitTest(x, y))
{
newsel = (*c);
break;
}
if (newsel != _selected
&& _selected != NULL)
{
_selected->OnLostFocus();
if (_selected->_repaint)
Redraw(_selected);
}
_selected = newsel;
if (_selected != NULL)
{
_selected->OnMouseDown(x, y, info);
OnMouse(_selected->GetParamIndex(),
MOUSE_DOWN,
x - _selected->GetX(),
y - _selected->GetY(), info);
if (_selected->_repaint)
Redraw(_selected);
}
}
void View::MouseUp(int x, int y, int info)
{
if (_selected == NULL)
return;
_selected->OnMouseUp(x, y, IsLeftButton(info));
OnMouse(_selected->GetParamIndex(),
MOUSE_UP,
x - _selected->GetX(),
y - _selected->GetY(), info);
if (_selected->_repaint)
Redraw(_selected);
//_selected = NULL;
}
void View::MouseMove(int x, int y, int info)
{
if (IsLeftButton(info) && _selected != NULL)
{
if (_selected != NULL)
{
_selected->OnMouseMove(x, y, info);
OnMouse(_selected->GetParamIndex(),
MOUSE_MOVE,
x - _selected->GetX(),
y - _selected->GetY(), info);
if (_selected->_repaint)
Redraw(_selected);
}
}
}
