rubidium@6872: /* $Id$ */
rubidium@6872: 
rubidium@6872: /** @file textbuf_gui.h Stuff related to the text buffer GUI. */
rubidium@6872: 
rubidium@6872: #ifndef TEXTBUF_GUI_H
rubidium@6872: #define TEXTBUF_GUI_H
rubidium@6872: 
rubidium@6872: #include "window_type.h"
rubidium@6872: #include "string_type.h"
richk@10184: #include "strings_type.h"
rubidium@6872: 
rubidium@6872: struct Textbuf {
rubidium@6872: 	char *buf;                  ///< buffer in which text is saved
rubidium@6872: 	uint16 maxlength, maxwidth; ///< the maximum size of the buffer. Maxwidth specifies screensize in pixels, maxlength is in bytes
rubidium@6872: 	uint16 length, width;       ///< the current size of the string. Width specifies screensize in pixels, length is in bytes
rubidium@6872: 	bool caret;                 ///< is the caret ("_") visible or not
rubidium@6872: 	uint16 caretpos;            ///< the current position of the caret in the buffer, in bytes
rubidium@6872: 	uint16 caretxoffs;          ///< the current position of the caret in pixels
rubidium@6872: };
rubidium@6872: 
rubidium@6872: struct querystr_d {
rubidium@6872: 	StringID caption;
rubidium@6872: 	Textbuf text;
rubidium@6872: 	const char *orig;
rubidium@6872: 	CharSetFilter afilter;
rubidium@6872: 	bool handled;
rubidium@6872: };
rubidium@6872: assert_compile(WINDOW_CUSTOM_SIZE >= sizeof(querystr_d));
rubidium@6872: 
richk@10184: extern char _edit_str_buf[64];
richk@10184: extern char _orig_str_buf[lengthof(_edit_str_buf)];
rubidium@6872: 
rubidium@6872: void DrawEditBox(Window *w, querystr_d *string, int wid);
rubidium@6872: void HandleEditBox(Window *w, querystr_d *string, int wid);
rubidium@6872: int HandleEditBoxKey(Window *w, querystr_d *string, int wid, WindowEvent *we);
rubidium@6872: bool HandleCaret(Textbuf *tb);
rubidium@6872: 
rubidium@6872: void DeleteTextBufferAll(Textbuf *tb);
rubidium@6872: bool DeleteTextBufferChar(Textbuf *tb, int delmode);
rubidium@6872: bool InsertTextBufferChar(Textbuf *tb, uint32 key);
rubidium@6872: bool InsertTextBufferClipboard(Textbuf *tb);
rubidium@6872: bool MoveTextBufferPos(Textbuf *tb, int navmode);
rubidium@6872: void InitializeTextBuffer(Textbuf *tb, const char *buf, uint16 maxlength, uint16 maxwidth);
rubidium@6872: void UpdateTextBufferSize(Textbuf *tb);
rubidium@6872: 
rubidium@6872: void ShowQueryString(StringID str, StringID caption, uint maxlen, uint maxwidth, Window *parent, CharSetFilter afilter);
rubidium@6872: void ShowQuery(StringID caption, StringID message, Window *w, void (*callback)(Window*, bool));
rubidium@6872: 
richk@10184: /** The number of 'characters' on the on-screen keyboard. */
richk@10184: static const uint OSK_KEYBOARD_ENTRIES = 50;
richk@10184: 
richk@10184: /**
richk@10184:  * The number of characters has to be OSK_KEYBOARD_ENTRIES. However, these
richk@10184:  * have to be UTF-8 encoded, which means up to 4 bytes per character.
richk@10184:  * Furthermore the string needs to be '\0'-terminated.
richk@10184:  */
richk@10184: extern char _keyboard_opt[2][OSK_KEYBOARD_ENTRIES * 4 + 1];
richk@10184: 
richk@10184: void ShowOnScreenKeyboard(Window *parent, querystr_d *q, int button, int cancel, int ok);
richk@10184: 
rubidium@6872: #endif /* TEXTBUF_GUI_H */