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button_generic.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 "button_generic.h"
#include "API/GUI/component_options.h"
#include "API/Display/Display/surface.h"

CL_ComponentOptions CL_Button_Generic::create_options(
        const CL_Rect &pos,
        const std::string &text,
        bool toggle_mode)
{
        CL_ComponentOptions options;

        options.add_option_as_int("x", pos.x1);
        options.add_option_as_int("y", pos.y1);
        options.add_option_as_int("width", pos.get_width());
        options.add_option_as_int("height", pos.get_height());
        options.add_option("text", text);
        options.add_option_as_bool("togglemode", toggle_mode);

        return options;
}

CL_Button_Generic::CL_Button_Generic(CL_Button *self, const CL_ComponentOptions &options, CL_StyleManager *style)
:
        button(self),
        toggled(false),
        toggle_mode(false),
        captured(false),
        outside(false),
        surface_up(NULL),
        surface_down(NULL),
        surface_highlighted(NULL),
        surface_disabled(NULL)
{
        if(options.exists("text"))
                text = options.get_value("text");

        if(options.exists("toggled"))
                toggled = options.get_value_as_bool("toggled");

        if(options.exists("sticky"))
                toggle_mode = options.get_value_as_bool("togglemode");

        slot_key_down = self->sig_key_down().connect(CL_CreateSlot(this, &CL_Button_Generic::on_key_down));
        slot_key_up = self->sig_key_up().connect(CL_CreateSlot(this, &CL_Button_Generic::on_key_up));
        slot_mouse_move = self->sig_mouse_moved().connect(CL_CreateSlot(this, &CL_Button_Generic::on_mouse_move));
}

void CL_Button_Generic::on_key_down(CL_Component *comp, CL_InputDevice *device, CL_Key key)
{
        toggled = !toggled;

        sig_pressed();
        sig_toggled(toggled);
        
        button->capture_mouse();
        captured = true;
        outside = false;
}

void CL_Button_Generic::on_key_up(CL_Component *comp, CL_InputDevice *device, CL_Key key)
{
        if (outside == false)
        {
                sig_released();

                if(toggle_mode == false)
                {
                        toggled = !toggled;
                        sig_toggled(toggled);
                }
                
                sig_clicked();
        }
                
        button->release_mouse();
        captured = false;
}

void CL_Button_Generic::on_mouse_move(CL_Component *comp, CL_InputDevice *device, int x, int y)
{
        if(captured)
        {
                bool check_outside = x < 0 || x >= button->get_width() || y < 0 || y >= button->get_height();

                if(check_outside != outside)
                {
                        outside = !outside;
                        toggled = !toggled;
                }
        }
}

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