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annotate anagram/vaclgui/fileview.hpp @ 18:562c313f14f4

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some minor updates for 2022
author David A. Holland
date Tue, 31 May 2022 02:03:50 -0400
parents 13d2b8934445
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1 /*
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2 * AnaGram, A System for Syntax Directed Programming
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3 * Copyright 1997-2002 Parsifal Software. All Rights Reserved.
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4 * See the file COPYING for license and usage terms.
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5 *
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6 * fileview.hpp
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7 */
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8
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9 #ifndef FILEVIEW_HPP
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10 #define FILEVIEW_HPP
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11
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12 #include "agview.hpp"
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13 #include "textfile.h"
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14
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15 //#define INCLUDE_LOGGING
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16 //#include "log.h"
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17
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18
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19 class FileView : public AgView {
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20 protected:
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21 text_file file;
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22
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23 public:
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24 FileView(IWindow *owner, text_file &file_);
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25 ~FileView();
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26
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27 virtual void reload() { file.read_file(); }
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28 virtual unsigned nLines() { return file.lx.size(); }
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29 virtual AgString getLine(unsigned ln);
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30 virtual AgString headTitle() { return file.name; }
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31 AgNotificationAction<FileView> dataColorChange;
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32 void onColorChange() { refresh(); }
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33 AgNotificationAction<FileView> fontChange;
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34 void onFontChange();
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35 virtual Boolean findNext(AgString);
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36 virtual Boolean findPrev(AgString);
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37 };
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38
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39
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40 class FileWindow : public AgFrame {
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41 private:
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42 FileView fileView;
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43 int windowId;
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44
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45 void init(text_file &file, IRectangle r);
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46
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47 public:
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48 /*
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49 FileWindow(text_file &file)
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50 : AgFrame()
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51 , fileView(this, file)
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52 {
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53 init(file);
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54 }
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55 */
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56 FileWindow(int id, text_file &file, IRectangle r)
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57 : AgFrame(id)
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58 , fileView(this, file)
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59 {
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60 //LOGSECTION("File Window constructor");
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61 init(file, r);
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62 }
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63
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64 ~FileWindow() {
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65 //LOGSECTION("File Window destructor");
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66 }
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67
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68 FileWindow &setFocus() {
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69 //LOGSECTION("FileWindow::setFocus");
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70 fileView.setFocus();
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71 return *this;
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72 }
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73 FileWindow &enableCursor(int flag = true) {
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74 fileView.enableCursor(flag);
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75 return *this;
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76 }
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77 FileWindow &enableCursorBar(int flag = true) {
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78 //fileView.cursorLineHighlight = flag;
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79 fileView.enableCursorBar(flag);
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80 return *this;
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81 }
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82 cint getCursorLocation() {
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83 return fileView.getCursorLocation();
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84 }
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85 FileWindow &setCursorLocation(cint x) {
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86 fileView.setCursorLocation(x);
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87 return *this;
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88 }
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89 virtual Boolean findNext(AgString s) { return fileView.findNext(s); }
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90 virtual Boolean findPrev(AgString s) { return fileView.findPrev(s); }
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91 };
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92
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93
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94 #endif /* FILEVIEW_HPP */