forked from KolibriOS/kolibrios
126 lines
2.6 KiB
Plaintext
126 lines
2.6 KiB
Plaintext
(*
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Copyright 2021, 2022 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 <http://www.gnu.org/licenses/>.
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*)
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MODULE StatusBar;
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IMPORT G := Graph, U := Utils, K := KolibriOS;
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TYPE
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tString = ARRAY 32 OF WCHAR;
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tStatusBar* = RECORD
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pos, sel, enc: tString;
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canvas: G.tCanvas
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END;
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VAR
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SB: tStatusBar;
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font: G.tFont;
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PROCEDURE setPos* (line, col: INTEGER);
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VAR
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s1, s2: tString;
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BEGIN
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U.int2str(line, s1);
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U.append(s1, ": ");
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U.int2str(col, s2);
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U.append(s1, s2);
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SB.pos := s1
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END setPos;
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PROCEDURE setSel* (chars, lines: INTEGER);
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VAR
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s1, s2: tString;
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BEGIN
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IF chars # 0 THEN
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s1 := "sel: ";
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U.int2str(chars, s2);
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U.append(s1, s2);
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U.append(s1, " | ");
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U.int2str(lines, s2);
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U.append(s1, s2);
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SB.sel := s1
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ELSE
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SB.sel := ""
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END
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END setSel;
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PROCEDURE setEnc* (eol, enc: ARRAY OF WCHAR);
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BEGIN
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SB.enc := eol;
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U.append(SB.enc, 20X + 20X);
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U.append(SB.enc, enc)
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END setEnc;
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PROCEDURE height* (): INTEGER;
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RETURN font.height + 3
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END height;
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PROCEDURE setWidth* (width: INTEGER);
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BEGIN
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ASSERT(width > 0);
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IF (SB.canvas = NIL) OR (SB.canvas.width # width) OR (SB.canvas.height # height()) THEN
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G.destroy(SB.canvas);
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SB.canvas := G.CreateCanvas(width, height());
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G.SetFont(SB.canvas, font)
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END
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END setWidth;
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PROCEDURE TextOut (x: INTEGER; s: ARRAY OF WCHAR);
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BEGIN
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G.TextOut2(SB.canvas, x, 2, s, LENGTH(s))
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END TextOut;
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PROCEDURE draw* (left, top: INTEGER);
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BEGIN
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G.SetColor(SB.canvas, K.colors.work);
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G.SetBkColor(SB.canvas, K.colors.work);
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G.SetTextColor(SB.canvas, K.colors.work_text);
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G.clear(SB.canvas);
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TextOut(1, SB.pos);
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TextOut(16*font.width, SB.sel);
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TextOut(SB.canvas.width - LENGTH(SB.enc)*font.width - 1, SB.enc);
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G.DrawCanvas(SB.canvas, left, top)
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END draw;
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PROCEDURE SetFont* (_font: G.tFont);
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BEGIN
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font := _font;
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IF SB.canvas # NIL THEN
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setWidth(SB.canvas.width)
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END
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END SetFont;
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BEGIN
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SB.canvas := NIL;
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font := G.fonts[1]
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END StatusBar. |