mirror of
https://github.com/JGRennison/OpenTTD-patches.git
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59 lines
2.3 KiB
C++
59 lines
2.3 KiB
C++
/*
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* This file is part of OpenTTD.
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* OpenTTD 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, version 2.
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* OpenTTD 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.
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* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file querystring_gui.h Base for the GUIs that have an edit box in them. */
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#ifndef QUERYSTRING_GUI_H
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#define QUERYSTRING_GUI_H
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#include "textbuf_type.h"
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#include "textbuf_gui.h"
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#include "window_gui.h"
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#include <optional>
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/**
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* Data stored about a string that can be modified in the GUI
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*/
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struct QueryString {
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/* Special actions when hitting ENTER or ESC. (only keyboard, not OSK) */
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static const int ACTION_NOTHING = -1; ///< Nothing.
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static const int ACTION_DESELECT = -2; ///< Deselect editbox.
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static const int ACTION_CLEAR = -3; ///< Clear editbox.
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StringID caption;
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int ok_button; ///< Widget button of parent window to simulate when pressing OK in OSK.
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int cancel_button; ///< Widget button of parent window to simulate when pressing CANCEL in OSK.
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Textbuf text;
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std::optional<std::string> orig;
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bool handled;
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/**
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* Initialize string.
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* @param size Maximum size in bytes.
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* @param chars Maximum size in chars.
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*/
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QueryString(uint16_t size, uint16_t chars = UINT16_MAX) : ok_button(ACTION_NOTHING), cancel_button(ACTION_DESELECT), text(size, chars)
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{
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}
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public:
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void DrawEditBox(const Window *w, WidgetID wid) const;
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void ClickEditBox(Window *w, Point pt, WidgetID wid, int click_count, bool focus_changed);
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void HandleEditBox(Window *w, WidgetID wid);
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Point GetCaretPosition(const Window *w, WidgetID wid) const;
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Rect GetBoundingRect(const Window *w, WidgetID wid, const char *from, const char *to) const;
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ptrdiff_t GetCharAtPosition(const Window *w, WidgetID wid, const Point &pt) const;
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};
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void ShowOnScreenKeyboard(Window *parent, WidgetID button);
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void UpdateOSKOriginalText(const Window *parent, WidgetID button);
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bool IsOSKOpenedFor(const Window *w, WidgetID button);
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#endif /* QUERYSTRING_GUI_H */
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