d09b504bc5
# Conflicts: # .github/workflows/ci-build.yml # .github/workflows/release-linux.yml # .github/workflows/release-macos.yml # .github/workflows/release-source.yml # .github/workflows/release.yml # CMakeLists.txt # COMPILING.md # src/ai/ai_core.cpp # src/ai/ai_gui.cpp # src/bridge_gui.cpp # src/company_gui.cpp # src/console_cmds.cpp # src/core/CMakeLists.txt # src/core/smallmap_type.hpp # src/disaster_vehicle.h # src/effectvehicle_base.h # src/fontcache.cpp # src/game/game_core.cpp # src/game/game_gui.cpp # src/gamelog.cpp # src/gamelog_internal.h # src/group_gui.cpp # src/linkgraph/linkgraph.h # src/misc.cpp # src/network/core/config.h # src/network/core/udp.cpp # src/network/network_chat_gui.cpp # src/network/network_content_gui.cpp # src/network/network_gui.cpp # src/newgrf.cpp # src/newgrf_gui.cpp # src/newgrf_profiling.cpp # src/newgrf_profiling.h # src/object_gui.cpp # src/openttd.cpp # src/openttd.h # src/order_gui.cpp # src/os/windows/font_win32.cpp # src/rail_gui.cpp # src/road.cpp # src/road_gui.cpp # src/saveload/afterload.cpp # src/saveload/saveload.h # src/script/api/script_controller.cpp # src/script/api/script_roadtypelist.cpp # src/script/script_config.cpp # src/script/script_config.hpp # src/script/script_instance.cpp # src/script/script_scanner.cpp # src/script/squirrel.cpp # src/script/squirrel_helper.hpp # src/settings_gui.cpp # src/settings_internal.h # src/settings_type.h # src/table/settings/network_private_settings.ini # src/timetable_gui.cpp # src/vehicle.cpp # src/vehicle_base.h # src/window_gui.h
84 lines
3.2 KiB
C++
84 lines
3.2 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 textbuf_type.h Stuff related to text buffers. */
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#ifndef TEXTBUF_TYPE_H
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#define TEXTBUF_TYPE_H
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#include "string_type.h"
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#include "strings_type.h"
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#include "string_base.h"
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/**
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* Return values for Textbuf::HandleKeypress
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*/
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enum HandleKeyPressResult
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{
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HKPR_EDITING, ///< Textbuf content changed.
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HKPR_CURSOR, ///< Non-text change, e.g. cursor position.
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HKPR_CONFIRM, ///< Return or enter key pressed.
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HKPR_CANCEL, ///< Escape key pressed.
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HKPR_NOT_HANDLED, ///< Key does not affect editboxes.
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};
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/** Helper/buffer for input fields. */
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struct Textbuf {
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CharSetFilter afilter; ///< Allowed characters
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char * const buf; ///< buffer in which text is saved
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uint16 max_bytes; ///< the maximum size of the buffer in bytes (including terminating '\0')
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uint16 max_chars; ///< the maximum size of the buffer in characters (including terminating '\0')
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uint16 bytes; ///< the current size of the string in bytes (including terminating '\0')
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uint16 chars; ///< the current size of the string in characters (including terminating '\0')
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uint16 pixels; ///< the current size of the string in pixels
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bool caret; ///< is the caret ("_") visible or not
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uint16 caretpos; ///< the current position of the caret in the buffer, in bytes
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uint16 caretxoffs; ///< the current position of the caret in pixels
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uint16 markpos; ///< the start position of the marked area in the buffer, in bytes
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uint16 markend; ///< the end position of the marked area in the buffer, in bytes
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uint16 markxoffs; ///< the start position of the marked area in pixels
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uint16 marklength; ///< the length of the marked area in pixels
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explicit Textbuf(uint16 max_bytes, uint16 max_chars = UINT16_MAX);
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~Textbuf();
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void Assign(StringID string);
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void Assign(const char *text);
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void Assign(const std::string &text);
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void CDECL Print(const char *format, ...) WARN_FORMAT(2, 3);
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void DeleteAll();
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bool InsertClipboard();
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bool InsertChar(WChar key);
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bool InsertString(const char *str, bool marked, const char *caret = nullptr, const char *insert_location = nullptr, const char *replacement_end = nullptr);
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bool DeleteChar(uint16 keycode);
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bool MovePos(uint16 keycode);
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HandleKeyPressResult HandleKeyPress(WChar key, uint16 keycode);
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bool HandleCaret();
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void UpdateSize();
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void DiscardMarkedText(bool update = true);
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private:
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std::unique_ptr<StringIterator> char_iter;
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bool CanDelChar(bool backspace);
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void DeleteText(uint16 from, uint16 to, bool update);
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void UpdateStringIter();
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void UpdateWidth();
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void UpdateCaretPosition();
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void UpdateMarkedText();
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};
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#endif /* TEXTBUF_TYPE_H */
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