guiButtonKey.h

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// Luanti
// SPDX-License-Identifier: LGPL-2.1-or-later
 
#pragma once
 
#include "guiButton.h"
#include "client/keycode.h"
#include "util/string.h"
#include "gettext.h"
 
 
class GUIButtonKey : public GUIButton
{
        using super = GUIButton;
 
public:
        GUIButtonKey(gui::IGUIEnvironment *environment, gui::IGUIElement *parent,
                        s32 id, core::rect<s32> rectangle, ISimpleTextureSource *tsrc,
                        bool noclip = false)
                : GUIButton(environment, parent, id, rectangle, tsrc, noclip) {}
 
        virtual void setText(const wchar_t *text) override
        {
                setKey(wide_to_utf8(text));
        }
 
        virtual const wchar_t *getText() const override
        {
                return keysym.c_str();
        }
 
        static GUIButtonKey *addButton(gui::IGUIEnvironment *environment,
                        const core::rect<s32> &rectangle, ISimpleTextureSource *tsrc,
                        IGUIElement *parent, s32 id, const wchar_t *text = L"",
                        const wchar_t *tooltiptext = L"");
 
        virtual bool OnEvent(const SEvent &event) override;
 
private:
        void sendKey();
 
        void startCapture()
        {
                if (nostart) {
                        nostart = false;
                        return;
                }
                capturing = true;
                super::setText(wstrgettext("Press Button").c_str());
        }
 
        // inhibit_restart: whether the next call to startCapture should be inhibited
        void cancelCapture(bool inhibit_restart = false)
        {
                capturing = false;
                nostart |= inhibit_restart;
                super::setText(utf8_to_wide(key_value.name()).c_str());
        }
 
        void setKey(KeyPress key);
 
        bool capturing = false;
        bool nostart = false;
        KeyPress key_value = {};
        std::wstring keysym;
};