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Simplified ExtUI language selection (#15359)

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This commit is contained in:
Marcio Teixeira
2019-09-25 00:25:21 -06:00
committed by Scott Lahteine
parent 53124ca6b7
commit 149e9b733e
117 changed files with 708 additions and 476 deletions
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85
Marlin/src/lcd/extensible_ui/lib/lulzbot/language/language.h
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@@ -18,29 +18,72 @@
* To view a copy of the GNU General Public License, go to the following *
* location: <http://www.gnu.org/licenses/>. *
****************************************************************************/
#pragma once
enum class String_Indices { LANGUAGE_STRINGS, COUNT };
typedef const char Language_Str[];
typedef const char* const Language_Strings[int(String_Indices::COUNT)];
typedef const Language_Strings* const Language_List[];
#ifndef TOUCH_UI_LANGUAGE_MENU
// Default mode, support only one language.
#define __GET_TEXTF(MSG,LANG) Language_##LANG::MSG
#define _GET_TEXTF(MSG,LANG) __GET_TEXTF(MSG,LANG)
#define GET_TEXTF(MSG) reinterpret_cast<const __FlashStringHelper *>(_GET_TEXTF(MSG,LCD_LANGUAGE))
#define GET_TEXT(MSG) _GET_TEXTF(MSG,LCD_LANGUAGE)
#define MAKE_LANGUAGE_STRINGS()
// Count how many languages are defined.
#if defined(LCD_LANGUAGE_5)
#define NUM_LANGUAGES 5
#elif defined(LCD_LANGUAGE_4)
#define NUM_LANGUAGES 4
#elif defined(LCD_LANGUAGE_3)
#define NUM_LANGUAGES 3
#elif defined(LCD_LANGUAGE_2)
#define NUM_LANGUAGES 2
#else
// Support multiple languages at run-time.
uint8_t get_language_count();
void set_language(uint8_t index);
const char *get_text(String_Indices index);
const char *get_text(uint8_t lang, String_Indices index);
#define GET_TEXT(MSG) get_text(String_Indices::MSG)
#define GET_TEXTF(MSG) reinterpret_cast<const __FlashStringHelper *>(get_text(String_Indices::MSG))
#define MAKE_LANGUAGE_STRINGS() PROGMEM Language_Strings strings = { LANGUAGE_STRINGS }
#endif
#define NUM_LANGUAGES 1
#endif
// Set undefined languages equal to the last and
// let the compiler optimize out the duplicates
#ifndef LCD_LANGUAGE_1
#define LCD_LANGUAGE_1 LCD_LANGUAGE
#endif
#ifndef LCD_LANGUAGE_2
#define LCD_LANGUAGE_2 LCD_LANGUAGE_1
#endif
#ifndef LCD_LANGUAGE_3
#define LCD_LANGUAGE_3 LCD_LANGUAGE_2
#endif
#ifndef LCD_LANGUAGE_4
#define LCD_LANGUAGE_4 LCD_LANGUAGE_3
#endif
#ifndef LCD_LANGUAGE_5
#define LCD_LANGUAGE_5 LCD_LANGUAGE_4
#endif
// Indirection required to paste together the namespace name
#define _GET_LANG(LANG) Language_##LANG
#define GET_LANG(LANG) _GET_LANG(LANG)
#if NUM_LANGUAGES > 1
extern uint8_t lang;
// The compiler does a good job of "flattening" out this
// if statement when there are fewer than five languages.
#define GET_TEXT(MSG) ( \
lang == 0 ? GET_LANG(LCD_LANGUAGE_1)::MSG : \
lang == 1 ? GET_LANG(LCD_LANGUAGE_2)::MSG : \
lang == 2 ? GET_LANG(LCD_LANGUAGE_3)::MSG : \
lang == 3 ? GET_LANG(LCD_LANGUAGE_4)::MSG : \
GET_LANG(LCD_LANGUAGE_5)::MSG \
)
#else
#define GET_TEXT(MSG) GET_LANG(LCD_LANGUAGE_1)::MSG
#endif
#define GET_TEXTF(MSG) reinterpret_cast<const __FlashStringHelper *>(GET_TEXT(MSG))
#define GET_LANGUAGE_NAME(N) GET_LANG(LCD_LANGUAGE_##N)::LANGUAGE
// All the language tables go here
#include "language_en.h"
#include "language_de.h"
#include "language_fr.h"