test/subwindow.cxx

   1 //
   2 // "$Id: subwindow.cxx 8587 2011-04-14 13:04:57Z manolo $"
   3 //
   4 // Nested window test program for the Fast Light Tool Kit (FLTK).
   5 //
   6 // Test to make sure nested windows work.
   7 // Events should be reported for enter/exit and all mouse operations
   8 // Buttons and pop-up menu should work, indicating that mouse positions
   9 // are being correctly translated.
  10 //
  11 // Copyright 1998-2010 by Bill Spitzak and others.
  12 //
  13 // This library is free software; you can redistribute it and/or
  14 // modify it under the terms of the GNU Library General Public
  15 // License as published by the Free Software Foundation; either
  16 // version 2 of the License, or (at your option) any later version.
  17 //
  18 // This library is distributed in the hope that it will be useful,
  19 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  20 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  21 // Library General Public License for more details.
  22 //
  23 // You should have received a copy of the GNU Library General Public
  24 // License along with this library; if not, write to the Free Software
  25 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  26 // USA.
  27 //
  28 // Please report all bugs and problems on the following page:
  29 //
  30 //     http://www.fltk.org/str.php
  31 //
  32
  33 #include <stdlib.h>
  34 #include <stdio.h>
  35 #include <FL/Fl.H>
  36 #include <FL/Fl_Window.H>
  37 #include <FL/Fl_Toggle_Button.H>
  38 #include <FL/Fl_Menu_Button.H>
  39 #include <FL/Fl_Box.H>
  40 #include <FL/Fl_Input.H>
  41
  42 #ifdef DEBUG
  43 #include <FL/names.h>
  44 #endif
  45
  46 // Define DEBUG_POS for a subwindow positioning test. This will draw
  47 // the last typed character at the cursor position, if no input widget
  48 // currently has the focus.
  49 // Note: The typed character is saved in the derived testwindow class,
  50 // regardless of the definition of DEBUG_POS. Only drawing the character
  51 // depends on this define.
  52
  53 #ifdef DEBUG_POS
  54 #include <FL/fl_draw.H>
  55 #endif
  56
  57 class EnterExit : public Fl_Box {
  58   int handle(int);
  59 public:
  60   EnterExit(int x, int y, int w, int h, const char *l) : Fl_Box(FL_BORDER_BOX,x,y,w,h,l) {}
  61 };
  62
  63 int EnterExit::handle(int e) {
  64   if (e == FL_ENTER) {color(FL_RED); redraw(); return 1;}
  65   else if (e == FL_LEAVE) {color(FL_GRAY); redraw(); return 1;}
  66   else return 0;
  67 }
  68
  69 class testwindow : public Fl_Window {
  70   int handle(int);
  71   void draw();
  72   int cx, cy; char key;
  73   Fl_Cursor crsr;
  74 public:
  75   testwindow(Fl_Boxtype b,int x,int y,const char *l)
  76     : Fl_Window(x,y,l), crsr(FL_CURSOR_DEFAULT) {box(b); key = 0;}
  77   testwindow(Fl_Boxtype b,int x,int y,int w,int h,const char *l)
  78     : Fl_Window(x,y,w,h,l) {box(b); key = 0;}
  79   void use_cursor(Fl_Cursor c) { crsr = c; }
  80 };
  81
  82 void testwindow::draw() {
  83 #ifdef DEBUG
  84   printf("%s : draw\n",label());
  85 #endif
  86   Fl_Window::draw();
  87 #ifdef DEBUG_POS
  88   if (key) fl_draw(&key, 1, cx, cy);
  89 #endif
  90 }
  91
  92 int testwindow::handle(int e) {
  93 #ifdef DEBUG
  94   if (e != FL_MOVE) printf("%s : %s\n",label(),fl_eventnames[e]);
  95 #endif
  96   if (crsr!=FL_CURSOR_DEFAULT) {
  97     if (e == FL_ENTER)
  98       cursor(crsr);
  99     if (e == FL_LEAVE)
 100       cursor(FL_CURSOR_DEFAULT);
 101   }
 102   if (Fl_Window::handle(e)) return 1;
 103   if (e == FL_FOCUS) return 1;
 104   if (e == FL_PUSH) {Fl::focus(this); return 1;}
 105   if (e == FL_KEYBOARD && Fl::event_text()[0]) {
 106     key = Fl::event_text()[0];
 107     cx = Fl::event_x();
 108     cy = Fl::event_y();
 109     redraw();
 110     return 1;
 111   }
 112   return 0;
 113 }
 114
 115 Fl_Menu_Button* popup;
 116
 117 const char* bigmess =
 118 #if 1
 119 "this|is|only|a test"
 120 #else
 121 "item1|item2|item3|item4|item5|"
 122 "submenu/item1|submenu/item2|submenu/item3|submenu/item4|"
 123 "submenu/sub/item1|submenu/sub/item2|submenu/sub/item3|"
 124 "item6|item7|item8|item9|item10|"
 125 "item21|item22|item23|item24|item25|"
 126 "submenu/item21|submenu/item22|submenu/item23|submenu/item24|"
 127 "submenu/sub/item21|submenu/sub/item22|submenu/sub/item23|"
 128 "item36|item37|item38|item39|item310|"
 129 "item31|item32|item33|item34|item35|"
 130 "submenu/item31|submenu/item32|submenu/item33|submenu/item34|"
 131 "submenu/sub/item31|submenu/sub/item32|submenu/sub/item33|"
 132 "item46|item47|item48|item49|item410|"
 133 "item41|item42|item43|item44|item45|"
 134 "submenu/item41|submenu/item42|submenu/item43|submenu/item44|"
 135 "submenu/sub/item41|submenu/sub/item42|submenu/sub/item43|"
 136 "item26|item27|item28|item29|item210|"
 137 "submenu2/item1|submenu2/item2|submenu2/item3|submenu2/item4|"
 138 "submenu2/sub/item1|submenu2/sub/item2|submenu2/sub/item3|"
 139 "item6|item7|item8|item9|item10|"
 140 "item21|item22|item23|item24|item25|"
 141 "submenu2/item21|submenu2/item22|submenu2/item23|submenu2/item24|"
 142 "submenu2/sub/item21|submenu2/sub/item22|submenu2/sub/item23|"
 143 "item36|item37|item38|item39|item310|"
 144 "item31|item32|item33|item34|item35|"
 145 "submenu2/item31|submenu2/item32|submenu2/item33|submenu2/item34|"
 146 "submenu2/sub/item31|submenu2/sub/item32|submenu2/sub/item33|"
 147 "item46|item47|item48|item49|item410|"
 148 "item41|item42|item43|item44|item45|"
 149 "submenu2/item41|submenu2/item42|submenu2/item43|submenu2/item44|"
 150 "submenu2/sub/item41|submenu2/sub/item42|submenu2/sub/item43|"
 151 "item26|item27|item28|item29|item210|"
 152 #endif
 153 ;
 154
 155 int main(int argc, char **argv) {
 156   testwindow *window =
 157     new testwindow(FL_UP_BOX,400,400,"outer");
 158   new Fl_Toggle_Button(310,310,80,80,"&outer");
 159   new EnterExit(10,310,80,80,"enterexit");
 160   new Fl_Input(160,310,140,25,"input1:");
 161   new Fl_Input(160,340,140,25,"input2:");
 162   (new Fl_Menu_Button(5,150,80,25,"menu&1"))->add(bigmess);
 163   testwindow *subwindow =
 164     new testwindow(FL_DOWN_BOX,100,100,200,200,"inner");
 165   new Fl_Toggle_Button(110,110,80,80,"&inner");
 166   new EnterExit(10,110,80,80,"enterexit");
 167   (new Fl_Menu_Button(50,20,80,25,"menu&2"))->add(bigmess);
 168   new Fl_Input(55,50,140,25,"input1:");
 169   new Fl_Input(55,80,140,25,"input2:");
 170   subwindow->resizable(subwindow);
 171   window->resizable(subwindow);
 172   subwindow->end();
 173   subwindow->use_cursor(FL_CURSOR_HAND);
 174   (new Fl_Box(FL_NO_BOX,0,0,400,100,
 175              "A child Fl_Window with children of its own may "
 176              "be useful for imbedding controls into a GL or display "
 177              "that needs a different visual.  There are bugs with the "
 178              "origins being different between drawing and events, "
 179              "which I hope I have solved."
 180              )) -> align(FL_ALIGN_WRAP);
 181   popup = new Fl_Menu_Button(0,0,400,400);
 182   popup->type(Fl_Menu_Button::POPUP3);
 183   popup->add("This|is|a popup|menu");
 184   popup->add(bigmess);
 185   window->show(argc, argv);
 186   return Fl::run();
 187 }
 188
 189 //
 190 // End of "$Id: subwindow.cxx 8587 2011-04-14 13:04:57Z manolo $".
 191 //