mirror of
https://github.com/JGRennison/OpenTTD-patches.git
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88 lines
2.5 KiB
C++
88 lines
2.5 KiB
C++
/* $Id$ */
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/*
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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_gui.h"
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#include "window_gui.h"
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/**
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* Return values for HandleEditBoxKey
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*/
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enum HandleEditBoxResult
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{
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HEBR_EDITING = 0, // Other key pressed.
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HEBR_CONFIRM, // Return or enter key pressed.
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HEBR_CANCEL, // Escape key pressed.
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HEBR_NOT_FOCUSED, // Edit box widget not focused.
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};
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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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StringID caption;
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Textbuf text;
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const char *orig;
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CharSetFilter afilter;
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bool handled;
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/**
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* Make sure everything gets initialized properly.
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*/
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QueryString() : orig(NULL)
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{
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}
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/**
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* Make sure everything gets freed.
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*/
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~QueryString()
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{
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free((void*)this->orig);
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}
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private:
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bool HasEditBoxFocus(const Window *w, int wid) const;
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public:
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void DrawEditBox(Window *w, int wid);
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void HandleEditBox(Window *w, int wid);
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HandleEditBoxResult HandleEditBoxKey(Window *w, int wid, uint16 key, uint16 keycode, Window::EventState &state);
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};
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struct QueryStringBaseWindow : public Window, public QueryString {
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char *edit_str_buf;
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const uint16 edit_str_size; ///< maximum length of string (in bytes), including terminating '\0'
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QueryStringBaseWindow(uint16 size) : Window(), edit_str_size(size)
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{
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assert(size != 0);
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this->edit_str_buf = CallocT<char>(size);
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}
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~QueryStringBaseWindow()
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{
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free(this->edit_str_buf);
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}
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void DrawEditBox(int wid);
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void HandleEditBox(int wid);
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HandleEditBoxResult HandleEditBoxKey(int wid, uint16 key, uint16 keycode, EventState &state);
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virtual void OnOpenOSKWindow(int wid);
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virtual void OnOSKInput(int wid) {}
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};
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void ShowOnScreenKeyboard(QueryStringBaseWindow *parent, int button, int cancel, int ok);
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void UpdateOSKOriginalText(const QueryStringBaseWindow *parent, int button);
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#endif /* QUERYSTRING_GUI_H */
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