genesis-3d_engine/Engine/addons/myguiengine/include/MyGUI_WidgetStyle.h

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/*!
@file
@author Albert Semenov
@date 12/2008
*/
/*
This file is part of MyGUI.
MyGUI is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
MyGUI 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with MyGUI. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __MYGUI_WIDGET_STYLE_H__
#define __MYGUI_WIDGET_STYLE_H__
#include "MyGUI_Prerequest.h"
#include <string.h>
namespace MyGUI
{
struct MYGUI_EXPORT WidgetStyle
{
enum Enum
{
Child, /**< child widget, cropped by parent widget borders, no overlapping (used by default for child widgets) */
Popup, /**< popup widget, have parent widget, but not cropped on its borders */
Overlapped, /**< child widget, cropped by parent widget borders, can overlap (used by default for root widgets) */
MAX
};
WidgetStyle() :
value(MAX)
{
}
WidgetStyle(Enum _value) :
value(_value)
{
}
static WidgetStyle parse(const std::string& _value)
{
WidgetStyle type;
int value = 0;
while (true)
{
const char* name = type.getValueName(value);
if (strcmp(name, "") == 0 || name == _value)
break;
value++;
}
type.value = (Enum)value;
return type;
}
friend bool operator == (WidgetStyle const& a, WidgetStyle const& b)
{
return a.value == b.value;
}
friend bool operator != (WidgetStyle const& a, WidgetStyle const& b)
{
return a.value != b.value;
}
friend std::ostream& operator << (std::ostream& _stream, const WidgetStyle& _value)
{
_stream << _value.getValueName(_value.value);
return _stream;
}
friend std::istream& operator >> (std::istream& _stream, WidgetStyle& _value)
{
std::string value;
_stream >> value;
_value = parse(value);
return _stream;
}
std::string print() const
{
return getValueName(value);
}
private:
const char* getValueName(int _index) const
{
static const char* values[MAX + 1] = { "Child", "Popup", "Overlapped", "" };
return values[(_index < MAX && _index >= 0) ? _index : MAX];
}
private:
Enum value;
};
} // namespace MyGUI
#endif // __MYGUI_WIDGET_STYLE_H__