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//------------------------------------------------------------------------
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// BOOK : Unix/FLTK Manual Code
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//------------------------------------------------------------------------
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// GL-Friendly Node Builder (C) 2000-2005 Andrew Apted
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// Based on 'BSP 2.3' by Colin Reed, Lee Killough and others.
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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// This program 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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//------------------------------------------------------------------------
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// this includes everything we need
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Guix_Book *guix_book_win;
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static void book_quit_CB(Fl_Widget *w, void *data)
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guix_book_win->want_quit = TRUE;
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static void book_contents_CB(Fl_Widget *w, void *data)
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guix_book_win->want_page = 0;
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static void book_prev_CB(Fl_Widget *w, void *data)
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guix_book_win->want_page = guix_book_win->cur_page - 1;
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static void book_next_CB(Fl_Widget *w, void *data)
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guix_book_win->want_page = guix_book_win->cur_page + 1;
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static void book_selector_CB(Fl_Widget *w, void *data)
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guix_book_win->FollowLink(guix_book_win->browser->value() - 1);
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//------------------------------------------------------------------------
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Guix_Book::Guix_Book() : Fl_Window(guix_prefs.manual_w,
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guix_prefs.manual_h, "glBSP Manual")
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// cancel the automatic 'begin' in Fl_Group constructor
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size_range(MANUAL_WINDOW_MIN_W, MANUAL_WINDOW_MIN_H);
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position(guix_prefs.manual_x, guix_prefs.manual_y);
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color(MAIN_BG_COLOR, MAIN_BG_COLOR);
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// allow manual closing of window
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callback((Fl_Callback *) book_quit_CB);
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want_page = BOOK_NO_PAGE;
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want_reformat = FALSE;
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// create buttons in top row
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group = new Fl_Group(0, h() - 34, w(), 34);
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contents = new Fl_Button(CX, CY, 96, 26, "&Contents");
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contents->box(FL_ROUND_UP_BOX);
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contents->callback((Fl_Callback *) book_contents_CB);
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prev = new Fl_Button(CX, CY, 96, 26, "<< &Prev");
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prev->box(FL_ROUND_UP_BOX);
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prev->callback((Fl_Callback *) book_prev_CB);
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next = new Fl_Button(CX, CY, 96, 26, "&Next >>");
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next->box(FL_ROUND_UP_BOX);
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next->callback((Fl_Callback *) book_next_CB);
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quit = new Fl_Button(w() - 96 - 24, CY, 96, 26, "Close");
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quit->box(FL_ROUND_UP_BOX);
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quit->callback((Fl_Callback *) book_quit_CB);
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Fl_Box *invis_2 = new Fl_Box(CX, 0, w() - 96 - 10 - CX, 20);
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group->resizable(invis_2);
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// create the browser
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browser = new Fl_Hold_Browser(0, 0, w(), h() - 34);
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browser->callback((Fl_Callback *) book_selector_CB);
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// read initial pos (same logic as in Guix_MainWin)
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init_x = x(); init_y = y();
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init_w = w(); init_h = h();
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Guix_Book::~Guix_Book()
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// update preferences if user moved the window
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if (x() != init_x || y() != init_y)
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guix_prefs.manual_x = x();
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guix_prefs.manual_y = y();
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if (w() != init_w || h() != init_h)
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guix_prefs.manual_w = w();
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guix_prefs.manual_h = h();
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guix_prefs.manual_page = cur_page;
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void Guix_Book::resize(int X, int Y, int W, int H)
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if (W != w() || H != h())
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want_reformat = TRUE;
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Fl_Window::resize(X, Y, W, H);
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int Guix_Book::PageCount()
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// we don't need anything super efficient
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for (count=0; book_pages[count].text; count++)
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void Guix_Book::LoadPage(int new_num)
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if (new_num < 0 || new_num >= PageCount())
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want_page = BOOK_NO_PAGE;
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want_reformat = FALSE;
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if (cur_page == PageCount() - 1)
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// -- create browser text --
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const char ** lines = book_pages[cur_page].text;
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for (i=0; lines[i]; i++)
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ParaAddLine(lines[i]);
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browser->position(0);
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void Guix_Book::FollowLink(int line)
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const char * L = book_pages[cur_page].text[line];
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if (L[0] == '#' && L[1] == 'L')
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want_page = (L[2] - '0') * 10 + (L[3] - '0');
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// for lines without links, the best we can do is just clear the
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void Guix_Book::Update()
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if (want_page != BOOK_NO_PAGE)
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else if (want_reformat)
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void Guix_Book::ParaStart()
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in_paragraph = FALSE;
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void Guix_Book::ParaEnd()
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if (in_paragraph && para_buf[0] != 0)
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browser->add(para_buf);
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in_paragraph = FALSE;
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void Guix_Book::ParaAddWord(const char *word)
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// set current font for fl_width()
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fl_font(browser->textfont(), browser->textsize());
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if (para_buf[0] != 0 && (fl_width(para_buf) + fl_width(' ') +
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fl_width(word) > para_width))
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browser->add(para_buf);
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if (para_buf[0] == 0)
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// prefix with spaces to indent paragraph
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int count = major_indent + (first_line ? 0 : minor_indent);
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for (count--; count >= 0; count--)
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para_buf[count] = ' ';
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strcat(para_buf, " ");
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strcat(para_buf, word);
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void Guix_Book::ParaAddLine(const char *line)
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if (line[0] == 0 || line[0] == '#' || line[0] == '@')
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if (line[0] == '#' && line[1] == 'L')
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browser->add(line + 4);
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if (! (line[0] == '#' && line[1] == 'P'))
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major_indent = (line[2] - '0') * 6 + 1;
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minor_indent = (line[3] - '0');
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para_width = browser->w() - 24 - (int)fl_width(' ') * major_indent;
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// OK, we must be in paragraph mode here
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while (isspace(*line))
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while (*line && word_len < 98)
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// '#-' : non-break space.
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// '. ' : add a non-break space after dot
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if (line[0] == '#' && line[1] == '-')
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word_buf[word_len++] = ' ';
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else if (line[0] == '.' && line[1] == ' ')
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word_buf[word_len++] = '.';
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word_buf[word_len++] = ' ';
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word_buf[word_len++] = ' ';
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word_buf[word_len++] = *line++;
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word_buf[word_len] = 0;
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ParaAddWord(word_buf);
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//------------------------------------------------------------------------
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Guix_License *guix_lic_win;
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static void license_quit_CB(Fl_Widget *w, void *data)
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guix_lic_win->want_quit = TRUE;
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// License Constructor
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Guix_License::Guix_License() : Fl_Window(guix_prefs.manual_w,
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guix_prefs.manual_h, "glBSP License")
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// cancel the automatic 'begin' in Fl_Group constructor
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size_range(MANUAL_WINDOW_MIN_W, MANUAL_WINDOW_MIN_H);
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position(guix_prefs.manual_x, guix_prefs.manual_y);
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color(MAIN_BG_COLOR, MAIN_BG_COLOR);
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// allow manual closing of window
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callback((Fl_Callback *) license_quit_CB);
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// create close button in bottom row
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Fl_Box *invis_1 = new Fl_Box(0, 0, 30, 30);
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group = new Fl_Group(0, h() - 34, w(), 34);
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group->resizable(invis_1);
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quit = new Fl_Button(w() - 96 - 24, h() - 30, 96, 26, "Close");
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quit->box(FL_ROUND_UP_BOX);
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quit->callback((Fl_Callback *) license_quit_CB);
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// create the browser
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browser = new Fl_Browser(0, 0, w(), h() - 34);
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for (i=0; license_text[i]; i++)
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browser->add(license_text[i]);
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browser->position(0);
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// read initial pos (same logic as in Guix_MainWin)
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init_x = x(); init_y = y();
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init_w = w(); init_h = h();
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// License Destructor
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Guix_License::~Guix_License()
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// update preferences if user moved the window
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if (x() != init_x || y() != init_y)
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guix_prefs.manual_x = x();
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guix_prefs.manual_y = y();
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if (w() != init_w || h() != init_h)
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guix_prefs.manual_w = w();
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guix_prefs.manual_h = h();
added
removed
fltk/book.cpp
