mirror of https://github.com/fltk/fltk
260 lines
6.6 KiB
C++
260 lines
6.6 KiB
C++
//
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// "$Id$"
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//
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// Browser test program for the Fast Light Tool Kit (FLTK).
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//
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// Copyright 1998-2010 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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// http://www.fltk.org/COPYING.php
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//
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// Please report all bugs and problems on the following page:
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//
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// http://www.fltk.org/str.php
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//
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/*
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This is a test of how the browser draws lines.
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This is a second line.
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This is a third.
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That was a blank line above this.
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@r@_Right justify
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@c@_Center justify
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@_Left justify
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@bBold text
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@iItalic text
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@b@iBold Italic
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@fFixed width
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@f@bBold Fixed
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@f@iItalic Fixed
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@f@i@bBold Italic Fixed
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@lLarge
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@l@bLarge bold
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@sSmall
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@s@bSmall bold
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@s@iSmall italic
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@s@i@bSmall italic bold
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@uunderscore
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@C1RED
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@C2Green
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@C4Blue
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@N@.Inactive
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@@ start line with '@'
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@.@ alternative start line with '@'
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@l@@ start tall line with '@'
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@s@@ start small line with '@'
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#s## start line with '#'
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#s#.# alternative start line with '#'
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You should try different browser types:
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Fl_Browser
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Fl_Select_Browser
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Fl_Hold_Browser
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Fl_Multi_Browser
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*/
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#include <FL/Fl.H>
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#include <FL/Fl_Select_Browser.H>
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#include <FL/Fl_Double_Window.H>
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#include <FL/Fl_Button.H>
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#include <FL/Fl_Int_Input.H>
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#include <FL/Fl_Choice.H>
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#include <FL/Fl_Simple_Terminal.H>
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#include <FL/fl_ask.H>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <stdlib.h>
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Fl_Select_Browser *browser;
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Fl_Button *top,
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*bottom,
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*middle,
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*visible,
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*swap,
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*sort;
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Fl_Choice *btype;
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Fl_Choice *wtype;
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Fl_Int_Input *field;
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Fl_Simple_Terminal *tty = 0;
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typedef struct {
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const char *name;
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Fl_When wvalue;
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} WhenItem;
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// FL_WHEN chooser..
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WhenItem when_items[] = {
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{ "FL_WHEN_NEVER", FL_WHEN_NEVER },
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{ "FL_WHEN_CHANGED", FL_WHEN_CHANGED },
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{ "FL_WHEN_NOT_CHANGED", FL_WHEN_NOT_CHANGED },
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{ "FL_WHEN_RELEASE", FL_WHEN_RELEASE },
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{ "FL_WHEN_RELEASE_ALWAYS", FL_WHEN_RELEASE_ALWAYS },
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{ "FL_WHEN_ENTER_KEY", FL_WHEN_ENTER_KEY },
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{ "FL_WHEN_ENTER_KEY_ALWAYS", FL_WHEN_ENTER_KEY_ALWAYS },
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{ "FL_WHEN_ENTER_KEY_CHANGED", FL_WHEN_ENTER_KEY_CHANGED },
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{ "FL_WHEN_ENTER_KEY + FL_WHEN_RELEASE_ALWAYS", Fl_When(int(FL_WHEN_ENTER_KEY_CHANGED)+int(FL_WHEN_RELEASE_ALWAYS)) }
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// TODO: Perhaps other FL_WHEN_* combos are relevant
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};
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void b_cb(Fl_Widget* o, void*) {
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tty->printf("callback, selection = \033[31m%d\033[0m, event_clicks = \033[32m%d\033[0m\n",
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((Fl_Browser*)o)->value(), Fl::event_clicks());
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}
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void show_cb(Fl_Widget *o, void *) {
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int line = atoi(field->value());
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if (!line) {
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fl_alert("Please enter a number in the text field\n"
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"before clicking on the buttons.");
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return;
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}
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if (o == top)
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browser->topline(line);
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else if (o == bottom)
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browser->bottomline(line);
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else if (o == middle)
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browser->middleline(line);
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else
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browser->make_visible(line);
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}
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void swap_cb(Fl_Widget *, void *) {
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int a = -1, b = -1;
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for ( int t=0; t<browser->size(); t++ ) { // find two selected items
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if ( browser->selected(t) ) {
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if ( a < 0 )
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{ a = t; }
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else
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{ b = t; break; }
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}
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}
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browser->swap(a, b); // swap them
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}
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void sort_cb(Fl_Widget *, void *) {
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browser->sort(FL_SORT_ASCENDING);
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}
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void btype_cb(Fl_Widget *, void *) {
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for ( int t=1; t<=browser->size(); t++ ) browser->select(t,0);
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browser->select(1,0); // leave focus box on first line
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if ( strcmp(btype->text(),"Normal")==0) browser->type(FL_NORMAL_BROWSER);
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else if ( strcmp(btype->text(),"Select")==0) browser->type(FL_SELECT_BROWSER);
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else if ( strcmp(btype->text(),"Hold" )==0) browser->type(FL_HOLD_BROWSER);
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else if ( strcmp(btype->text(),"Multi" )==0) browser->type(FL_MULTI_BROWSER);
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browser->redraw();
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}
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void wtype_cb(Fl_Widget *, void *) {
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if ( wtype->value() < 0 ) return;
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browser->when( when_items[wtype->value()].wvalue ); // when value based on array
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}
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int main(int argc, char **argv) {
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int i;
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if (!Fl::args(argc,argv,i)) Fl::fatal(Fl::help);
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const char* fname = (i < argc) ? argv[i] : "browser.cxx";
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Fl_Double_Window window(720,520,fname);
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browser = new Fl_Select_Browser(0,0,window.w(),350,0);
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browser->type(FL_MULTI_BROWSER);
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//browser->type(FL_HOLD_BROWSER);
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//browser->color(42);
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browser->callback(b_cb);
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// browser->scrollbar_right();
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//browser->has_scrollbar(Fl_Browser::BOTH_ALWAYS);
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//browser->format_char('#');
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if (!browser->load(fname)) {
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int done = 0;
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#ifdef _MSC_VER
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// if 'browser' was started from the VisualC environment in Win32,
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// the current directory is set to the environment itself,
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// so we need to correct the browser file path
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if ( i == argc )
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{
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fname = "../test/browser.cxx";
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done = browser->load(fname);
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}
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#elif defined(__APPLE__)
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char buf[2048];
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strcpy(buf, argv[0]);
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char *slash = strrchr(buf, '/');
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if (slash) {
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strcpy(slash, "/../../../browser.cxx");
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}
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done = browser->load(buf);
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#endif
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if ( !done )
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{
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fl_message("Can't load %s, %s\n", fname, strerror(errno));
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exit(1);
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}
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}
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browser->position(0);
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field = new Fl_Int_Input(55, 350, window.w()-55, 25, "Line #:");
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field->callback(show_cb);
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top = new Fl_Button(0, 375, 80, 25, "Top");
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top->callback(show_cb);
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bottom = new Fl_Button(80, 375, 80, 25, "Bottom");
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bottom->callback(show_cb);
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middle = new Fl_Button(160, 375, 80, 25, "Middle");
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middle->callback(show_cb);
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visible = new Fl_Button(240, 375, 80, 25, "Make Vis.");
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visible->callback(show_cb);
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swap = new Fl_Button(320, 375, 80, 25, "Swap");
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swap->callback(swap_cb);
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swap->tooltip("Swaps two selected lines\n(Use CTRL-click to select two lines)");
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sort = new Fl_Button(400, 375, 80, 25, "Sort");
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sort->callback(sort_cb);
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btype = new Fl_Choice(480, 375, 80, 25);
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btype->add("Normal");
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btype->add("Select");
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btype->add("Hold");
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btype->add("Multi");
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btype->callback(btype_cb);
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btype->value(3);
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btype->tooltip("Changes the browser type()");
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wtype = new Fl_Choice(560, 375, 160, 25);
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wtype->textsize(8);
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// Append items from when_items[] array
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{
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int len = sizeof(when_items) / sizeof(WhenItem);
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for ( int i=0; i<len; i++ )
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wtype->add(when_items[i].name);
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}
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wtype->callback(wtype_cb);
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wtype->value(4); // FL_WHEN_RELEASE_ALWAYS is Fl_Browser's default
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// Small terminal window for callback messages
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tty = new Fl_Simple_Terminal(0,400,720,120);
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tty->history_lines(50);
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tty->ansi(true);
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window.resizable(browser);
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window.show(argc,argv);
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return Fl::run();
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}
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//
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// End of "$Id$".
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//
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