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Copyright 2016, 2017, 2020, 2021 Anton Krotov |
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This file is part of CEdit. |
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CEdit is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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CEdit is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with CEdit. If not, see . |
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*) |
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MODULE EditBox; |
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IMPORT sys := SYSTEM, KOSAPI; |
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TYPE |
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tEditBox* = POINTER TO RECORD |
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width*, |
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left*, |
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top*, |
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color*, |
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shift_color, |
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focus_border_color, |
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blur_border_color, |
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text_color*, |
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max: INTEGER; |
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text*: INTEGER; |
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mouse_variable: tEditBox; |
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flags*, |
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size, |
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pos: INTEGER; |
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(* The following struct members are not used by the users of API *) |
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offset, cl_curs_x, cl_curs_y, shift, shift_old, height, char_width: INTEGER |
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END; |
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EditBoxKey = PROCEDURE (eb: tEditBox); |
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VAR |
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key_proc: EditBoxKey; |
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paint *: PROCEDURE (eb: tEditBox); |
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mouse *: PROCEDURE (eb: tEditBox); |
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setValue *: PROCEDURE (eb: tEditBox; text: INTEGER); |
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PROCEDURE _key (key: INTEGER; key_proc: EditBoxKey; text: tEditBox); |
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BEGIN |
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sys.CODE( |
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08BH, 045H, 008H, (* mov eax, dword [ebp + 8] *) |
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08BH, 055H, 00CH, (* mov edx, dword [ebp + 12] *) |
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08BH, 04DH, 010H, (* mov ecx, dword [ebp + 16] *) |
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051H, (* push ecx *) |
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0FFH, 0D2H (* call edx *) |
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) |
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END _key; |
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PROCEDURE key* (text: tEditBox; key: INTEGER); |
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BEGIN |
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_key(key, key_proc, text) |
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END key; |
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PROCEDURE getValue* (text: tEditBox; VAR str: ARRAY OF CHAR); |
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VAR |
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ptr, max, i: INTEGER; |
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BEGIN |
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ptr := text.text; |
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max := text.max; |
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ASSERT(max < LEN(str)); |
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i := 0; |
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REPEAT |
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sys.GET(ptr, str[i]); |
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INC(i); |
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INC(ptr) |
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UNTIL (str[i - 1] = 0X) OR (i = max); |
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str[i] := 0X |
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END getValue; |
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PROCEDURE create* (tlx, tly, width, max_chars: INTEGER; editbox_interlock: tEditBox): tEditBox; |
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VAR |
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new_textbox: tEditBox; |
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BEGIN |
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NEW(new_textbox); |
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new_textbox.width := width; |
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new_textbox.left := tlx; |
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new_textbox.top := tly; |
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new_textbox.color := 0FFFFFFH; |
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new_textbox.shift_color := 06A9480H; |
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new_textbox.focus_border_color := 0; |
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new_textbox.blur_border_color := 06A9480H; |
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new_textbox.text_color := 0; |
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new_textbox.max := max_chars; |
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new_textbox.text := KOSAPI.malloc(max_chars + 2); |
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ASSERT(new_textbox.text # 0); |
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new_textbox.mouse_variable := editbox_interlock; |
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new_textbox.flags := 0 |
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RETURN new_textbox |
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END create; |
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PROCEDURE GetProc (Lib, v: INTEGER; name: ARRAY OF CHAR); |
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VAR |
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a: INTEGER; |
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BEGIN |
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a := KOSAPI.GetProcAdr(name, Lib); |
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ASSERT(a # 0); |
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sys.PUT(v, a) |
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END GetProc; |
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PROCEDURE main; |
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VAR |
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Lib: INTEGER; |
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BEGIN |
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Lib := KOSAPI.LoadLib("/rd/1/lib/box_lib.obj"); |
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ASSERT(Lib # 0); |
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GetProc(Lib, sys.ADR(paint), "edit_box"); |
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GetProc(Lib, sys.ADR(key_proc), "edit_box_key"); |
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GetProc(Lib, sys.ADR(mouse), "edit_box_mouse"); |
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GetProc(Lib, sys.ADR(setValue), "edit_box_set_text"); |
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END main; |
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BEGIN |
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main |
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END EditBox. |