ref: 2c23de27d5006e969106fad672399fafe6464845
dir: /DoConfig/fltk/test/scroll.cxx/
// // "$Id$" // // Fl_Scroll 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 <FL/Fl.H> #include <FL/Fl_Double_Window.H> #include <FL/Fl_Scroll.H> #include <FL/Fl_Light_Button.H> #include <FL/Fl_Choice.H> #include <FL/Fl_Box.H> #include <string.h> #include <stdio.h> #include <FL/fl_draw.H> #include <FL/math.h> class Drawing : public Fl_Widget { void draw(); public: Drawing(int X,int Y,int W,int H,const char* L) : Fl_Widget(X,Y,W,H,L) { align(FL_ALIGN_TOP); box(FL_FLAT_BOX); color(FL_WHITE); } }; void Drawing::draw() { draw_box(); fl_push_matrix(); fl_translate(x()+w()/2, y()+h()/2); fl_scale(w()/2, h()/2); fl_color(FL_BLACK); for (int i = 0; i < 20; i++) { for (int j = i+1; j < 20; j++) { fl_begin_line(); fl_vertex(cos(M_PI*i/10+.1), sin(M_PI*i/10+.1)); fl_vertex(cos(M_PI*j/10+.1), sin(M_PI*j/10+.1)); fl_end_line(); } } fl_pop_matrix(); } Fl_Scroll* thescroll; void box_cb(Fl_Widget* o, void*) { thescroll->box(((Fl_Button*)o)->value() ? FL_DOWN_FRAME : FL_NO_BOX); thescroll->redraw(); } void type_cb(Fl_Widget*, void* v) { thescroll->type((uchar)((fl_intptr_t)v)); thescroll->redraw(); } Fl_Menu_Item choices[] = { {"0", 0, type_cb, (void*)0}, {"HORIZONTAL", 0, type_cb, (void*)Fl_Scroll::HORIZONTAL}, {"VERTICAL", 0, type_cb, (void*)Fl_Scroll::VERTICAL}, {"BOTH", 0, type_cb, (void*)Fl_Scroll::BOTH}, {"HORIZONTAL_ALWAYS", 0, type_cb, (void*)Fl_Scroll::HORIZONTAL_ALWAYS}, {"VERTICAL_ALWAYS", 0, type_cb, (void*)Fl_Scroll::VERTICAL_ALWAYS}, {"BOTH_ALWAYS", 0, type_cb, (void*)Fl_Scroll::BOTH_ALWAYS}, {0} }; void align_cb(Fl_Widget*, void* v) { thescroll->scrollbar.align((uchar)((fl_intptr_t)v)); thescroll->redraw(); } Fl_Menu_Item align_choices[] = { {"left+top", 0, align_cb, (void*)(FL_ALIGN_LEFT+FL_ALIGN_TOP)}, {"left+bottom", 0, align_cb, (void*)(FL_ALIGN_LEFT+FL_ALIGN_BOTTOM)}, {"right+top", 0, align_cb, (void*)(FL_ALIGN_RIGHT+FL_ALIGN_TOP)}, {"right+bottom", 0, align_cb, (void*)(FL_ALIGN_RIGHT+FL_ALIGN_BOTTOM)}, {0} }; int main(int argc, char** argv) { Fl_Window window(5*75,400); window.box(FL_NO_BOX); Fl_Scroll scroll(0,0,5*75,300); int n = 0; for (int y=0; y<16; y++) for (int x=0; x<5; x++) { char buf[20]; sprintf(buf,"%d",n++); Fl_Button* b = new Fl_Button(x*75,y*25+(y>=8?5*75:0),75,25); b->copy_label(buf); b->color(n); b->labelcolor(FL_WHITE); } Drawing drawing(0,8*25,5*75,5*75,0); scroll.end(); window.resizable(scroll); Fl_Box box(0,300,5*75,window.h()-300); // gray area below the scroll box.box(FL_FLAT_BOX); Fl_Light_Button but1(150, 310, 200, 25, "box"); but1.callback(box_cb); Fl_Choice choice(150, 335, 200, 25, "type():"); choice.menu(choices); choice.value(3); Fl_Choice achoice(150, 360, 200, 25, "scrollbar.align():"); achoice.menu(align_choices); achoice.value(3); thescroll = &scroll; //scroll.box(FL_DOWN_BOX); //scroll.type(Fl_Scroll::VERTICAL); window.end(); window.show(argc,argv); return Fl::run(); } // // End of "$Id$". //