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Location: cpp/openttd-patchpack/source/src/textbuf_type.h - annotation
r28272:4f0d8f9e8e65
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text/x-c
Codechange: Set displayed plane earlier to avoid ReInit.
r19406:fd4cdaea6dc7 r19406:fd4cdaea6dc7 r19406:fd4cdaea6dc7 r19406:fd4cdaea6dc7 r19406:fd4cdaea6dc7 r19406:fd4cdaea6dc7 r19406:fd4cdaea6dc7 r19406:fd4cdaea6dc7 r19406:fd4cdaea6dc7 r19406:fd4cdaea6dc7 r19406:fd4cdaea6dc7 r19406:fd4cdaea6dc7 r19587:45b138f61070 r19782:9badef40ca91 r20614:4513b7ad6147 r19587:45b138f61070 r20124:2d41107f4aeb r20124:2d41107f4aeb r20124:2d41107f4aeb r20124:2d41107f4aeb r20124:2d41107f4aeb r20124:2d41107f4aeb r20124:2d41107f4aeb r20124:2d41107f4aeb r20124:2d41107f4aeb r20124:2d41107f4aeb r20124:2d41107f4aeb r20124:2d41107f4aeb r19406:fd4cdaea6dc7 r19406:fd4cdaea6dc7 r20121:ff969d694f85 r19783:2ab821df0877 r27737:728d55b97775 r27737:728d55b97775 r27737:728d55b97775 r27737:728d55b97775 r27737:728d55b97775 r19406:fd4cdaea6dc7 r27737:728d55b97775 r27737:728d55b97775 r27737:728d55b97775 r27737:728d55b97775 r27737:728d55b97775 r27737:728d55b97775 r19407:8e8cbec18948 r27737:728d55b97775 r19783:2ab821df0877 r19407:8e8cbec18948 r19782:9badef40ca91 r27170:15b64ff90913 r19782:9badef40ca91 r19407:8e8cbec18948 r20123:0e70b38f5342 r20123:0e70b38f5342 r27737:728d55b97775 r23607:36c15679007d r20123:0e70b38f5342 r27737:728d55b97775 r27737:728d55b97775 r19407:8e8cbec18948 r27737:728d55b97775 r20124:2d41107f4aeb r19407:8e8cbec18948 r19407:8e8cbec18948 r19407:8e8cbec18948 r20645:0d49e31d617a r20645:0d49e31d617a r27869:dc15a02a4e81 r27869:dc15a02a4e81 r19407:8e8cbec18948 r26745:baeac55e5810 r20614:4513b7ad6147 r19588:62f8d8203be3 r19587:45b138f61070 r27737:728d55b97775 r20654:9830ca4c407b r20614:4513b7ad6147 r20613:8e39d5a2a85b r20613:8e39d5a2a85b r20645:0d49e31d617a r19406:fd4cdaea6dc7 r19406:fd4cdaea6dc7 r19406:fd4cdaea6dc7 | /*
* This file is part of OpenTTD.
* 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.
* 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.
* 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/>.
*/
/** @file textbuf_type.h Stuff related to text buffers. */
#ifndef TEXTBUF_TYPE_H
#define TEXTBUF_TYPE_H
#include "string_type.h"
#include "strings_type.h"
#include "string_base.h"
/**
* Return values for Textbuf::HandleKeypress
*/
enum HandleKeyPressResult
{
HKPR_EDITING, ///< Textbuf content changed.
HKPR_CURSOR, ///< Non-text change, e.g. cursor position.
HKPR_CONFIRM, ///< Return or enter key pressed.
HKPR_CANCEL, ///< Escape key pressed.
HKPR_NOT_HANDLED, ///< Key does not affect editboxes.
};
/** Helper/buffer for input fields. */
struct Textbuf {
CharSetFilter afilter; ///< Allowed characters
char * const buf; ///< buffer in which text is saved
uint16_t max_bytes; ///< the maximum size of the buffer in bytes (including terminating '\0')
uint16_t max_chars; ///< the maximum size of the buffer in characters (including terminating '\0')
uint16_t bytes; ///< the current size of the string in bytes (including terminating '\0')
uint16_t chars; ///< the current size of the string in characters (including terminating '\0')
uint16_t pixels; ///< the current size of the string in pixels
bool caret; ///< is the caret ("_") visible or not
uint16_t caretpos; ///< the current position of the caret in the buffer, in bytes
uint16_t caretxoffs; ///< the current position of the caret in pixels
uint16_t markpos; ///< the start position of the marked area in the buffer, in bytes
uint16_t markend; ///< the end position of the marked area in the buffer, in bytes
uint16_t markxoffs; ///< the start position of the marked area in pixels
uint16_t marklength; ///< the length of the marked area in pixels
explicit Textbuf(uint16_t max_bytes, uint16_t max_chars = UINT16_MAX);
~Textbuf();
void Assign(StringID string);
void Assign(const std::string_view text);
void DeleteAll();
bool InsertClipboard();
bool InsertChar(char32_t key);
bool InsertString(const char *str, bool marked, const char *caret = nullptr, const char *insert_location = nullptr, const char *replacement_end = nullptr);
bool DeleteChar(uint16_t keycode);
bool MovePos(uint16_t keycode);
HandleKeyPressResult HandleKeyPress(char32_t key, uint16_t keycode);
bool HandleCaret();
void UpdateSize();
void DiscardMarkedText(bool update = true);
const char *GetText() const;
private:
std::unique_ptr<StringIterator> char_iter;
bool CanDelChar(bool backspace);
void DeleteText(uint16_t from, uint16_t to, bool update);
void UpdateStringIter();
void UpdateWidth();
void UpdateCaretPosition();
void UpdateMarkedText();
};
#endif /* TEXTBUF_TYPE_H */
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