ref: ce8b5651bc33720a4f34309c81d0b12d7ce5791e
dir: /DoConfig/fltk/test/input.cxx/
// // "$Id$" // // Input field test program for the Fast Light Tool Kit (FLTK). // // Copyright 1998-2010 by Bill Spitzak and others. // // This library is free software. Distribution and use rights are outlined in // the file "COPYING" which should have been included with this file. If this // file is missing or damaged, see the license at: // // http://www.fltk.org/COPYING.php // // Please report all bugs and problems on the following page: // // http://www.fltk.org/str.php // #include <stdio.h> #include <FL/Fl.H> #include <FL/Fl_Window.H> #include <FL/Fl_Input.H> #include <FL/Fl_Float_Input.H> #include <FL/Fl_Int_Input.H> #include <FL/Fl_Secret_Input.H> #include <FL/Fl_Multiline_Input.H> #include <FL/Fl_Button.H> #include <FL/Fl_Toggle_Button.H> #include <FL/Fl_Light_Button.H> #include <FL/Fl_Color_Chooser.H> void cb(Fl_Widget *ob) { printf("Callback for %s '%s'\n",ob->label(),((Fl_Input*)ob)->value()); } int when = 0; Fl_Input *input[5]; void toggle_cb(Fl_Widget *o, long v) { if (((Fl_Toggle_Button*)o)->value()) when |= v; else when &= ~v; for (int i=0; i<5; i++) input[i]->when(when); } void test(Fl_Input *i) { if (i->changed()) { i->clear_changed(); printf("%s '%s'\n",i->label(),i->value()); char utf8buf[10]; int last = fl_utf8encode(i->index(i->position()), utf8buf); utf8buf[last] = 0; printf("Symbol at cursor position: %s\n", utf8buf); } } void button_cb(Fl_Widget *,void *) { for (int i=0; i<5; i++) test(input[i]); } void color_cb(Fl_Widget* button, void* v) { Fl_Color c; switch ((fl_intptr_t)v) { case 0: c = FL_BACKGROUND2_COLOR; break; case 1: c = FL_SELECTION_COLOR; break; default: c = FL_FOREGROUND_COLOR; break; } uchar r,g,b; Fl::get_color(c, r,g,b); if (fl_color_chooser(0,r,g,b)) { Fl::set_color(c,r,g,b); Fl::redraw(); button->labelcolor(fl_contrast(FL_BLACK,c)); button->redraw(); } } void tabnav_cb(Fl_Widget *w, void *v) { Fl_Light_Button *b = (Fl_Light_Button*)w; Fl_Multiline_Input *fmi = (Fl_Multiline_Input*)v; fmi->tab_nav(b->value() ? 1 : 0); } void arrownav_cb(Fl_Widget *w, void *v) { Fl_Light_Button *b = (Fl_Light_Button*)w; Fl::option(Fl::OPTION_ARROW_FOCUS, b->value() ? true : false); } int main(int argc, char **argv) { // the following two lines set the correct color scheme, so that // calling fl_contrast below will return good results Fl::args(argc, argv); Fl::get_system_colors(); Fl_Window *window = new Fl_Window(400,420); int y = 10; input[0] = new Fl_Input(70,y,300,30,"Normal:"); y += 35; input[0]->tooltip("Normal input field"); // input[0]->cursor_color(FL_SELECTION_COLOR); // input[0]->maximum_size(20); // input[0]->static_value("this is a testgarbage"); input[1] = new Fl_Float_Input(70,y,300,30,"Float:"); y += 35; input[1]->tooltip("Input field for floating-point number (F1)"); input[1]->shortcut(FL_F+1); input[2] = new Fl_Int_Input(70,y,300,30,"Int:"); y += 35; input[2]->tooltip("Input field for integer number (F2)"); input[2]->shortcut(FL_F+2); input[3] = new Fl_Secret_Input(70,y,300,30,"&Secret:"); y += 35; input[3]->tooltip("Input field for password (Alt-S)"); input[4] = new Fl_Multiline_Input(70,y,300,100,"&Multiline:"); y += 105; input[4]->tooltip("Input field for short text with newlines (Alt-M)"); input[4]->wrap(1); for (int i = 0; i < 4; i++) { input[i]->when(0); input[i]->callback(cb); } int y1 = y; Fl_Button *b; b = new Fl_Toggle_Button(10,y,200,25,"FL_WHEN_CHANGED"); b->callback(toggle_cb, FL_WHEN_CHANGED); y += 25; b->tooltip("Do callback each time the text changes"); b = new Fl_Toggle_Button(10,y,200,25,"FL_WHEN_RELEASE"); b->callback(toggle_cb, FL_WHEN_RELEASE); y += 25; b->tooltip("Do callback when widget loses focus"); b = new Fl_Toggle_Button(10,y,200,25,"FL_WHEN_ENTER_KEY"); b->callback(toggle_cb, FL_WHEN_ENTER_KEY); y += 25; b->tooltip("Do callback when user hits Enter key"); b = new Fl_Toggle_Button(10,y,200,25,"FL_WHEN_NOT_CHANGED"); b->callback(toggle_cb, FL_WHEN_NOT_CHANGED); y += 25; b->tooltip("Do callback even if the text is not changed"); y += 5; b = new Fl_Button(10,y,200,25,"&print changed()"); y += 25; b->callback(button_cb); b->tooltip("Print widgets that have changed() flag set"); b = new Fl_Light_Button(10,y,100,25," Tab Nav"); b->tooltip("Control tab navigation for the multiline input field"); b->callback(tabnav_cb, (void*)input[4]); b->value(input[4]->tab_nav() ? 1 : 0); b = new Fl_Light_Button(110,y,100,25," Arrow Nav"); y += 25; b->tooltip("Control horizontal arrow key focus navigation behavior.\n" "e.g. Fl::OPTION_ARROW_FOCUS"); b->callback(arrownav_cb); b->value(input[4]->tab_nav() ? 1 : 0); b->value(Fl::option(Fl::OPTION_ARROW_FOCUS) ? 1 : 0); b = new Fl_Button(220,y1,120,25,"color"); y1 += 25; b->color(input[0]->color()); b->callback(color_cb, (void*)0); b->tooltip("Color behind the text"); b = new Fl_Button(220,y1,120,25,"selection_color"); y1 += 25; b->color(input[0]->selection_color()); b->callback(color_cb, (void*)1); b->labelcolor(fl_contrast(FL_BLACK,b->color())); b->tooltip("Color behind selected text"); b = new Fl_Button(220,y1,120,25,"textcolor"); y1 += 25; b->color(input[0]->textcolor()); b->callback(color_cb, (void*)2); b->labelcolor(fl_contrast(FL_BLACK,b->color())); b->tooltip("Color of the text"); window->end(); window->show(argc,argv); return Fl::run(); } // // End of "$Id$". //