mirror of https://github.com/fltk/fltk
76 lines
2.1 KiB
C++
76 lines
2.1 KiB
C++
//
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// Fl_Grid demo program for the Fast Light Tool Kit (FLTK).
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//
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// Copyright 2021 by Albrecht Schlosser
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// Copyright 2022-2023 by Bill Spitzak and others.
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//
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// This library is free software. Distribution and use rights are outlined in
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// the file "COPYING" which should have been included with this file. If this
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// file is missing or damaged, see the license at:
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//
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// https://www.fltk.org/COPYING.php
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//
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// Please see the following page on how to report bugs and issues:
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//
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// https://www.fltk.org/bugs.php
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//
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// Q: How to achieve a spaced out layout?
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// https://groups.google.com/g/fltkgeneral/c/haet7hOQR0g
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// A: We use an Fl_Grid with 1 x 7 cells (5 buttons) as requested:
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// [New] [Options] <gap> [About] [Help] <gap> [Quit]
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#include <FL/Fl.H>
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#include <FL/Fl_Double_Window.H>
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#include <FL/Fl_Grid.H>
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#include <FL/Fl_Button.H>
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int main(int argc, char **argv) {
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Fl_Double_Window *win = new Fl_Double_Window(460, 200, "Fl_Grid Row with 5 Buttons");
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Fl_Grid *grid = new Fl_Grid(0, 0, win->w(), 50);
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grid->layout(1, 7, 10, 10);
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// create the buttons
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Fl_Button *b0 = new Fl_Button(0, 0, 80, 30, "New");
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Fl_Button *b1 = new Fl_Button(0, 0, 80, 30, "Options");
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Fl_Button *b3 = new Fl_Button(0, 0, 80, 30, "About");
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Fl_Button *b4 = new Fl_Button(0, 0, 80, 30, "Help");
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Fl_Button *b6 = new Fl_Button(0, 0, 80, 30, "Quit");
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grid->end();
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// assign buttons to grid positions
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grid->widget(b0, 0, 0);
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grid->widget(b1, 0, 1); grid->col_gap(1, 0);
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grid->widget(b3, 0, 3);
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grid->widget(b4, 0, 4); grid->col_gap(4, 0);
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grid->widget(b6, 0, 6);
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// set column weights for resizing (only empty columns resize)
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int weight[] = { 0, 0, 50, 0, 0, 50, 0 };
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grid->col_weight(weight, 7);
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grid->end();
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// grid->show_grid(1); // enable to display grid helper lines
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// add content ...
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Fl_Group *g1 = new Fl_Group(0, 50, win->w(), win->h() - 50);
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// add more widgets ...
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win->end();
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win->resizable(g1);
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win->size_range(win->w(), 100);
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win->show(argc, argv);
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int ret = Fl::run();
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delete win; // not necessary but useful to test for memory leaks
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return ret;
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}
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