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popupmenu_default.cpp

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/*
        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_default.h"
#include "menuitem_default.h"

CL_PopupMenu_Default::CL_PopupMenu_Default(
        CL_PopupMenu *_popupmenu,
        const CL_ComponentOptions &options,
        CL_StyleManager_Default *style)
: CL_ComponentStyle(_popupmenu), popupmenu(_popupmenu)
{
        this->style = style;
        
        resources = style->get_resources();

        slot_paint = popupmenu->sig_paint().connect(CL_CreateSlot(this, &CL_PopupMenu_Default::on_paint));

        initialized = false;
}

void CL_PopupMenu_Default::adjust_size()
{
        int max_surface_check_width = 0;
        int max_surface_icon_width = 0;
        int max_surface_submenu_width = 0;
        int max_text_width = 0;
        int max_width = 0;
        int y = 4;
        
        std::list<CL_Component *>::iterator it;
        std::list<CL_Component *> &children = popupmenu->get_children();

        // Calculate size of items
        for (
                it = children.begin();
                it != children.end();
                it++)
        {
                CL_MenuItem *menuitem = (CL_MenuItem *)(*it);
                CL_MenuItem_Default *menuitem_default = (CL_MenuItem_Default *)menuitem->get_impl();

                int surface_check_width = menuitem_default->calc_surface_check_width();
                if(surface_check_width > max_surface_check_width)
                        max_surface_check_width = surface_check_width;

                int surface_icon_width = menuitem_default->calc_surface_icon_width();
                if(surface_icon_width > max_surface_icon_width)
                        max_surface_icon_width = surface_icon_width;
                
                int surface_submenu_width = menuitem_default->calc_surface_submenu_width();
                if(surface_submenu_width > max_surface_submenu_width)
                        max_surface_submenu_width = surface_submenu_width;

                int text_width = menuitem_default->calc_text_width();
                if(text_width > max_text_width)
                        max_text_width = text_width;

                int width = menuitem_default->calc_width();
                if(width > max_width)
                        max_width = width;
        }
        
        // Set size and position of items
        for (
                it = children.begin();
                it != children.end();
                it++)
        {
                CL_MenuItem *menuitem = (CL_MenuItem *)(*it);
                CL_MenuItem_Default *menuitem_default = (CL_MenuItem_Default *)menuitem->get_impl();

                int pos = 4;
                menuitem_default->set_surface_check_pos(pos);
                pos += max_surface_check_width;
                menuitem_default->set_surface_icon_pos(pos);
                pos += max_surface_icon_width;
                menuitem_default->set_text_pos(pos);
                pos += max_text_width;
                menuitem_default->set_surface_submenu_pos(pos);

//              menuitem_default->draw_submenu_icon = true;

                int height = menuitem_default->calc_height();
                
                menuitem->set_size(max_width + 4, height);
                menuitem->set_position(4, y);

                y += height;
        }

        // Resize popupmenu based on total children size
        CL_Rect pos = popupmenu->get_position();
        CL_Rect rect = popupmenu->get_children_rect();
        rect.x1 = pos.x1;
        rect.y1 = pos.y1;
        rect.x2 += pos.x1 + 4;
        rect.y2 += pos.y1 + 4;
        popupmenu->set_position(rect);
}

void CL_PopupMenu_Default::on_paint()
{
        if(initialized == false)
        {
                adjust_size();
                initialized = true;
        }

        int width = popupmenu->get_width();
        int height = popupmenu->get_height();
                
        style->fill_rect(2, 2, width - 2, height - 2, GUICOL_CONTOUR);
        style->draw_box(0, 0, width, height, GUICOL_CONTOUR, GUICOL_DARK_OUTLINE);
        style->draw_box(1, 1, width - 1, height - 1, GUICOL_BRIGHT_OUTLINE, GUICOL_BOTTOM_SHADE);
}

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