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/*
This file is part of Warzone 2100.
Copyright (C) 1999-2004 Eidos Interactive
Copyright (C) 2005-2020 Warzone 2100 Project
Warzone 2100 is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
Warzone 2100 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with Warzone 2100; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/** @file
* Definitions for multi but form functions.
*/
#ifndef __INCLUDED_LIB_WIDGET_MULTIBUTFORM_H__
#define __INCLUDED_LIB_WIDGET_MULTIBUTFORM_H__
#include "lib/ivis_opengl/ivisdef.h"
#include "widget.h"
#include "widgbase.h"
#include "form.h"
#include "label.h"
#include <map>
#include <functional>
#include <string>
class MultibuttonWidget : public W_FORM
{
public:
enum class ButtonAlignment {
RIGHT_ALIGN,
CENTER_ALIGN
};
public:
MultibuttonWidget(int value = -1);
virtual void display(int xOffset, int yOffset) override;
virtual void geometryChanged() override;
virtual int32_t idealWidth() override;
virtual int32_t idealHeight() override;
void setLabel(char const *text);
void setLabel(const std::shared_ptr<WIDGET>& widget);
void addButton(int value, const std::shared_ptr<W_BUTTON>& button);
void clearButtons();
size_t numButtons() const;
void setButtonMinClickInterval(UDWORD interval);
void setButtonAlignment(ButtonAlignment alignment);
void enable(bool enabled = true);
void disable()
{
enable(false);
}
bool isDisabled() { return disabled; }
void setGap(int gap);
int getGap() const { return gap_; }
void setOuterPaddingX(int left, int right);
int currentValue() const
{
return currentValue_;
}
std::shared_ptr<W_BUTTON> getButtonByValue(int value);
/* The optional "canChoose" callback function */
typedef std::function<bool (MultibuttonWidget& widget, int newValue)> W_CAN_CHOOSE_FUNC;
void setCanChooseHandler(const W_CAN_CHOOSE_FUNC& canChooseFunc);
/* The optional "onChoose" callback function */
typedef std::function<void (MultibuttonWidget& widget, int newValue)> W_ON_CHOOSE_FUNC;
void addOnChooseHandler(const W_ON_CHOOSE_FUNC& onChooseFunc);
protected:
virtual void stateChanged();
public:
void choose(int value);
private:
int32_t widthOfAllButtons() const;
void internalHandleButtonClick(int value);
protected:
std::shared_ptr<WIDGET> label;
std::vector<std::pair<std::shared_ptr<W_BUTTON>, int>> buttons;
int currentValue_;
bool disabled;
int gap_;
int outerPaddingLeft_;
int outerPaddingRight_;
bool lockCurrent;
ButtonAlignment butAlign = ButtonAlignment::RIGHT_ALIGN;
std::vector<W_ON_CHOOSE_FUNC> onChooseHandlers;
W_CAN_CHOOSE_FUNC canChooseHandler;
};
class MultichoiceWidget : public MultibuttonWidget
{
public:
MultichoiceWidget(int value = -1);
};
#endif // __INCLUDED_LIB_WIDGET_MULTIBUTFORM_H__
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