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FLTK - Fast Light Tool Kit - https://github.com/fltk/fltk - cross platform GUI development
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98 lines
2.6 KiB
98 lines
2.6 KiB
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// "$Id: pixmap_browser.cxx,v 1.5.2.4.2.3 2001/11/24 18:07:57 easysw Exp $" |
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// |
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// A shared image test program for the Fast Light Tool Kit (FLTK). |
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// |
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// Copyright 1998-2001 by Bill Spitzak and others. |
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// |
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// This library is free software; you can redistribute it and/or |
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// modify it under the terms of the GNU Library General Public |
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// License as published by the Free Software Foundation; either |
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// version 2 of the License, or (at your option) any later version. |
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// |
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// This library is distributed in the hope that it will be useful, |
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// but WITHOUT ANY WARRANTY; without even the implied warranty of |
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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// Library General Public License for more details. |
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// |
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// You should have received a copy of the GNU Library General Public |
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// License along with this library; if not, write to the Free Software |
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
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// USA. |
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// |
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// Please report all bugs and problems to "fltk-bugs@fltk.org". |
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// |
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#include <FL/Fl.H> |
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#include <FL/Fl_Box.H> |
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#include <FL/Fl_Window.H> |
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#include <FL/Fl_Button.H> |
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#include <FL/Fl_Shared_Image.H> |
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#include <string.h> |
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#include <errno.h> |
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#include <FL/Fl_File_Chooser.H> |
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#include <FL/fl_message.H> |
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Fl_Box *b; |
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Fl_Window *w; |
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Fl_Shared_Image *img; |
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static char name[1024]; |
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void load_file(const char *n) { |
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if (img) img->release(); |
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img = Fl_Shared_Image::get(n); |
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if (img->w() > b->w() || img->h() > b->h()) { |
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Fl_Image *temp; |
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if (img->w() > img->h()) temp = img->copy(b->w(), b->h() * img->h() / img->w()); |
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else temp = img->copy(b->w() * img->w() / img->h(), b->h()); |
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img->release(); |
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img = (Fl_Shared_Image *)temp; |
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} |
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b->label(name); |
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b->image(img); |
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b->redraw(); |
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} |
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void file_cb(const char *n) { |
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if (!strcmp(name,n)) return; |
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load_file(n); |
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strcpy(name,n); |
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w->label(name); |
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} |
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void button_cb(Fl_Widget *,void *) { |
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fl_file_chooser_callback(file_cb); |
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fl_file_chooser("Image file?","*.{gif,jpg,pbm,pgm,png,ppm,xbm,xpm}", name); |
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fl_file_chooser_callback(0); |
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} |
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int dvisual = 0; |
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int arg(int, char **argv, int &i) { |
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if (argv[i][1] == '8') {dvisual = 1; i++; return 1;} |
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return 0; |
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} |
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int main(int argc, char **argv) { |
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int i = 1; |
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Fl::args(argc,argv,i,arg); |
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Fl_Window window(400,400); ::w = &window; |
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Fl_Box b(0,0,window.w(),window.h()); ::b = &b; |
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b.box(FL_FLAT_BOX); |
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Fl_Button button(5,5,100,35,"load"); |
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button.callback(button_cb); |
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if (!dvisual) Fl::visual(FL_RGB); |
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if (argv[1]) load_file(argv[1]); |
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window.resizable(window); |
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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: pixmap_browser.cxx,v 1.5.2.4.2.3 2001/11/24 18:07:57 easysw Exp $". |
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//
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