mirror of https://github.com/fltk/fltk
95 lines
2.9 KiB
C++
95 lines
2.9 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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#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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#include <FL/Fl_Input.H>
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#include <FL/Fl_Box.H>
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int main(int argc, char **argv) {
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Fl_Double_Window *win = new Fl_Double_Window(480, 200, "Fl_Grid \"Login\" Layout");
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// Fl_Grid of 6 x 6 cells, margin 2 and gap 2
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Fl_Grid *grid = new Fl_Grid(5, 5, 470, 190);
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grid->layout(6, 6, 2, 2); // 6 rows, 6 columns, margin 2, gap 2
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// image (150x200) in left column
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Fl_Box *ibox = new Fl_Box(0, 0, 150, 200, "Image");
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ibox->box(FL_BORDER_BOX);
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ibox->color(fl_rgb_color(0, 200, 0));
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grid->widget(ibox, 1, 1, 4, 1, FL_GRID_CENTER);
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// the title spans 2 columns (3 - 4)
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Fl_Box *title = new Fl_Box(0, 0, 200, 60);
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title->label("Welcome to Fl_Grid");
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title->align(FL_ALIGN_CENTER);
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title->labelfont(FL_BOLD + FL_ITALIC);
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title->labelsize(16);
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grid->widget(title, 1, 3, 1, 2, FL_GRID_HORIZONTAL | FL_GRID_CENTER);
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grid->col_width(2, 90); // placeholder for labels
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// input widgets with fixed height and horizontal stretching
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Fl_Input *i1 = new Fl_Input(0, 0, 150, 30, "Username:");
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grid->widget(i1, 2, 3, 1, 2, FL_GRID_HORIZONTAL);
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grid->row_gap(2, 10); // gap below username
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Fl_Input *i2 = new Fl_Input(0, 0, 150, 30, "Password:");
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grid->widget(i2, 3, 3, 1, 2, FL_GRID_HORIZONTAL);
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grid->row_gap(3, 10); // gap below password
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// register and login buttons
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Fl_Button *btr = new Fl_Button(0, 0, 80, 30, "Register");
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grid->widget(btr, 4, 3, 1, 1, FL_GRID_HORIZONTAL);
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grid->col_gap(3, 20); // gap right of the register button
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Fl_Button *btl = new Fl_Button(0, 0, 80, 30, "Login");
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grid->widget(btl, 4, 4, 1, 1, FL_GRID_HORIZONTAL);
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// set column and row weights for resizing behavior (optional)
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int cw[] = { 20, 0, 0, 10, 10, 20}; // column weights
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int rw[] = { 10, 0, 0, 0, 0, 10}; // row weights
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grid->col_weight(cw, 6);
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grid->row_weight(rw, 6);
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grid->end();
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grid->layout();
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// grid->debug(1);
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// grid->show_grid(1); // enable to display grid helper lines
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win->end();
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grid->color(fl_rgb_color(250, 250, 250));
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win->color(fl_rgb_color(250, 250, 250));
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win->resizable(grid);
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win->resize(0, 0, 600, 300); // same size as flex_login
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win->size_range(550, 250);
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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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