Unit avoraiser.richedit

Description
Uses
Classes, Interfaces, Objects and Records
Functions and Procedures
Types
Variables

Description

Avoraiser UI Framework - High-Performance WinAPI UI for Avocado Avoraiser is a framework for creating modern user interfaces for the Polish programming language Avocado. Copyright (c) 2025-2026 Dymitr Wygowski (Programista Art) Project Created: 23.12.2025

Author: Dymitr Wygowski (Programista Art) Contact: programista.art@gmail.com GitHub: https://github.com/Programista-Art/Avoraiser Version: 1.0 License: Dual-Licensed: Avoraiser Community / Commercial See LICENSE.md for terms and conditions.

Module: avoraiser.richedit Description:

Uses

Overview

Classes, Interfaces, Objects and Records

Name Description
Record TCharRange Zakres znaków (używany w wielu komunikatach RichEdit)
Record TFindTextExW Struktura potrzebna do EM_FINDTEXTEXW
Packed Record t_av_char_format  
Packed Record t_av_edit_stream Strumieniowanie (do wczytywania/zapisywania RTF)
Packed Record t_av_para_format PARAFORMAT2 - musi być PACKED!

Functions and Procedures

procedure apply_char_format(h_wnd: HWND; mask, effects: DWORD; color: DWORD; size: Integer);
procedure change_rich_text_indent(handle: HWND; increase: Boolean);
function create_rich_edit(h_parent: HWND; x, y, w, h: Integer; bg_color, text_color: COLORREF): HWND;
function edit_stream_out_callback(dwCookie: DWORD_PTR; pbBuff: PByte; cb: LongInt; pcb: PLongInt): DWORD; stdcall;
function find_rich_text(handle: HWND; const search_str: UnicodeString;start_pos: Integer; match_case, whole_word: Boolean): Integer;
procedure get_rich_text_caret_pos(handle: HWND; var line, col: Integer);
function get_rich_text_line_count(handle: HWND): Integer;
function get_rich_text_selection_length(handle: HWND): Integer;
function get_rich_text_text(handle: HWND): UnicodeString;
procedure goto_rich_text_line(handle: HWND; line_num: Integer);
function handle_drop_files(handle: HWND; drop_info: WPARAM): UnicodeString;
procedure insert_rich_text_at_cursor(handle: HWND; const a_text: string);
procedure install_avocado_rich_edit_subclass(h_rich: HWND);
function is_rich_text_bold(Handle: HWND): Boolean;
function is_rich_text_style_active(handle: HWND; style_to_check: Integer): Boolean;
procedure load_rich_text_from_file(h_rich_edit: HWND; const file_path: UnicodeString);
procedure reset_to_standard_font(handle: HWND);
procedure rich_text_redo(Handle: HWND);
procedure rich_text_undo(Handle: HWND);
procedure save_rich_text_to_file(handle: HWND; const filename: UnicodeString);
procedure select_rich_text(h_rich: HWND; start_pos, len: Integer);
procedure set_rich_text_alignment(Handle: HWND; Align: Integer);
procedure set_rich_text_auto_url(handle: HWND; enable: Boolean);
procedure set_rich_text_background_color(Handle: HWND; Color: Integer);
procedure set_rich_text_bold(h_wnd: HWND; enable: Boolean);
procedure set_rich_text_border(Handle: HWND; Enable: Boolean);
procedure set_rich_text_bullets(Handle: HWND; Enable: Boolean);
procedure set_rich_text_color(handle: HWND; color: COLORREF);
procedure set_rich_text_font_name(handle: HWND; const font_name: UnicodeString);
procedure set_rich_text_font_size(handle: HWND; size_points: Integer);
procedure set_rich_text_font_size_all(handle: HWND; size_points: Integer; all_text: Boolean = False);
procedure set_rich_text_italic(h_wnd: HWND; enable: Boolean);
procedure set_rich_text_read_only(Handle: HWND; ReadOnly: Boolean);
procedure set_rich_text_size(h_wnd: HWND; size: Integer);
procedure set_rich_text_text(handle: HWND; const text: UnicodeString);
procedure set_rich_text_underline(h_wnd: HWND; enable: Boolean);
procedure set_rich_text_word_wrap(Handle: HWND; Enable: Boolean);
procedure set_rich_text_zoom(handle: HWND; numerator, denominator: Integer);
procedure set_rich_text_zoom_percent(handle: HWND; percent: Integer);

Types

t_av_stream_callback = function(dw_cookie: DWORD_PTR; pb_buff: LPBYTE; cb: LongInt; var pcb: LongInt): DWORD; stdcall;

Variables

old_rich_edit_proc: WNDPROC = nil;

Description

Functions and Procedures

procedure apply_char_format(h_wnd: HWND; mask, effects: DWORD; color: DWORD; size: Integer);

Pomocnicza funkcja do wysyłania struktury CHARFORMAT2

procedure change_rich_text_indent(handle: HWND; increase: Boolean);

This item has no description.

function create_rich_edit(h_parent: HWND; x, y, w, h: Integer; bg_color, text_color: COLORREF): HWND;

This item has no description.

function edit_stream_out_callback(dwCookie: DWORD_PTR; pbBuff: PByte; cb: LongInt; pcb: PLongInt): DWORD; stdcall;

Callback do wczytywania (RichEdit -> Program) function edit_stream_in_callback(dwCookie: DWORD_PTR; pbBuff: PByte; cb: LongInt; pcb: PLongInt): DWORD; stdcall; Callback do zapisywania (Program -> RichEdit)

function find_rich_text(handle: HWND; const search_str: UnicodeString;start_pos: Integer; match_case, whole_word: Boolean): Integer;

StartPos: od którego znaku szukać (0 = początek)

procedure get_rich_text_caret_pos(handle: HWND; var line, col: Integer);

This item has no description.

function get_rich_text_line_count(handle: HWND): Integer;

This item has no description.

function get_rich_text_selection_length(handle: HWND): Integer;

This item has no description.

function get_rich_text_text(handle: HWND): UnicodeString;

This item has no description.

procedure goto_rich_text_line(handle: HWND; line_num: Integer);

This item has no description.

function handle_drop_files(handle: HWND; drop_info: WPARAM): UnicodeString;

Zwraca nazwę pliku, jeśli się udało, lub pusty ciąg znaków

procedure insert_rich_text_at_cursor(handle: HWND; const a_text: string);

wstawiania w miejscu kursora:

procedure install_avocado_rich_edit_subclass(h_rich: HWND);

This item has no description.

function is_rich_text_bold(Handle: HWND): Boolean;

Sprawdza, czy zaznaczony tekst jest pogrubiony

function is_rich_text_style_active(handle: HWND; style_to_check: Integer): Boolean;

Zwraca True, jeśli zaznaczony tekst jest pogrubiony/kursywą itp. StyleToCheck: 1=Bold, 2=Italic, 4=Underline

procedure load_rich_text_from_file(h_rich_edit: HWND; const file_path: UnicodeString);

This item has no description.

procedure reset_to_standard_font(handle: HWND);

Resetuj formatowanie, która ustawia standardowy wygląd

procedure rich_text_redo(Handle: HWND);

This item has no description.

procedure rich_text_undo(Handle: HWND);

This item has no description.

procedure save_rich_text_to_file(handle: HWND; const filename: UnicodeString);

This item has no description.

procedure select_rich_text(h_rich: HWND; start_pos, len: Integer);

This item has no description.

procedure set_rich_text_alignment(Handle: HWND; Align: Integer);

1 Left, 2 Center, 3 Right

procedure set_rich_text_auto_url(handle: HWND; enable: Boolean);

This item has no description.

procedure set_rich_text_background_color(Handle: HWND; Color: Integer);

zmiana koloru tła

procedure set_rich_text_bold(h_wnd: HWND; enable: Boolean);

Funkcje formatowania (działają na ZAZNACZONYM tekście)

procedure set_rich_text_border(Handle: HWND; Enable: Boolean);

zmiana koloru tekstu Włącza lub wyłącza systemową ramkę (3D)

procedure set_rich_text_bullets(Handle: HWND; Enable: Boolean);

This item has no description.

procedure set_rich_text_color(handle: HWND; color: COLORREF);

This item has no description.

procedure set_rich_text_font_name(handle: HWND; const font_name: UnicodeString);

Zmiana nazwy czcionki (np. 'Arial', 'Times New Roman')

procedure set_rich_text_font_size(handle: HWND; size_points: Integer);

Zmiana rozmiaru (w punktach, np. 10, 12, 14...)

procedure set_rich_text_font_size_all(handle: HWND; size_points: Integer; all_text: Boolean = False);

This item has no description.

procedure set_rich_text_italic(h_wnd: HWND; enable: Boolean);

This item has no description.

procedure set_rich_text_read_only(Handle: HWND; ReadOnly: Boolean);

This item has no description.

procedure set_rich_text_size(h_wnd: HWND; size: Integer);

This item has no description.

procedure set_rich_text_text(handle: HWND; const text: UnicodeString);

This item has no description.

procedure set_rich_text_underline(h_wnd: HWND; enable: Boolean);

This item has no description.

procedure set_rich_text_word_wrap(Handle: HWND; Enable: Boolean);

This item has no description.

procedure set_rich_text_zoom(handle: HWND; numerator, denominator: Integer);

This item has no description.

procedure set_rich_text_zoom_percent(handle: HWND; percent: Integer);

This item has no description.

Types

t_av_stream_callback = function(dw_cookie: DWORD_PTR; pb_buff: LPBYTE; cb: LongInt; var pcb: LongInt): DWORD; stdcall;

This item has no description.

Variables

old_rich_edit_proc: WNDPROC = nil;

This item has no description.

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