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/*
$Id: popupmenu_generic.cpp,v 1.12 2001/12/16 19:18:08 mbn Exp $
ClanGUI, copyrights by various people. Have a look in the CREDITS file.
This sourcecode is distributed using the Library GNU Public Licence,
version 2 or (at your option) any later version. Please read LICENSE
for details.
*/
#include "precomp.h"
#include "popupmenu_generic.h"
#include "API/GUI/component_options.h"
#include "API/GUI/gui_manager.h"
CL_ComponentOptions CL_PopupMenu_Generic::create_options(
const CL_Point &pos)
{
CL_ComponentOptions options;
options.add_option("x", pos.x);
options.add_option("y", pos.y);
options.add_option("width", 150);
options.add_option("height", 8);
return options;
}
CL_PopupMenu_Generic::CL_PopupMenu_Generic(CL_PopupMenu *self, const CL_ComponentOptions &options, CL_StyleManager *style)
:
popupmenu(self)
{
slot_lost_focus = popupmenu->sig_lost_focus().connect(
this, &CL_PopupMenu_Generic::on_lost_focus);
slot_child_add = popupmenu->sig_child_before_add().connect(
this, &CL_PopupMenu_Generic::on_child_add);
}
CL_PopupMenu_Generic::~CL_PopupMenu_Generic()
{
}
void CL_PopupMenu_Generic::on_lost_focus()
{
sig_cancelled();
// popupmenu->close();
}
void CL_PopupMenu_Generic::on_child_add(CL_Component *child)
{
CL_Rect children_rect = popupmenu->get_children_rect();
// Move first child down abit
if(children_rect.y2 == 0)
children_rect.y2 = 4;
// Move and resize child to fit into popupmenu
CL_Rect rect(4, children_rect.y2 + 1, popupmenu->get_width() - 4, children_rect.y2 + child->get_height());
child->set_position(rect);
// Resize popupmenu height according to children
int height = popupmenu->get_height();
if(rect.y2 + 4 > height)
{
height = rect.y2 + 4;
popupmenu->set_height(height);
}
// Hook into clicking on the child
if(child->is_enabled())
{
CL_Slot *slot = new CL_Slot(child->sig_mouse_up().connect(
this, &CL_PopupMenu_Generic::on_child_click, child));
slots_child_click.push_back(slot);
}
}
void CL_PopupMenu_Generic::on_child_click(const CL_Key &key, CL_Component *component)
{
const std::list<CL_Component *> children = component->get_children();
if(children.size())
{
CL_Component *submenu = *(children.begin());
component->remove_child(submenu);
popupmenu->get_gui_manager()->add_child(submenu);
CL_Rect pos = popupmenu->get_screen_rect();
CL_Rect comp_pos = component->get_screen_rect();
submenu->set_position(pos.x1 + popupmenu->get_width(), comp_pos.y1);
submenu->set_focus();
submenu->show();
}
else
popupmenu->close();
}
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