[...]
> It's easy to do spacing with a minimal subroutine to save current
> positions, add some pixels, or do anything you like.
Here my 10 minutes attemp before sleep...
You were right quite easy. I will try to make one that can be use nested.
Thanks.
#include <FL/Fl.H>
#include <FL/Fl_Double_Window.H>
#include <FL/Fl_Button.H>
#include <FL/Fl_Box.H>
#include <FL/Fl_Pack.H>
struct HPacker {
HPacker(int b, int X, int Y, int W, int H) : border(b), currentX(border) {
g = new Fl_Group( border + X, border + Y, W - 2 * border, H );
}
void end() {
Fl_Box* b = new Fl_Box(currentX, g->y(), 1, g->h() );
b->hide();
g->resizable( b );
g->end();
}
Fl_Button* packButton( int W, int H, const char* label ) {
Fl_Button* button = new Fl_Button( currentX, g->y(), W, H, label );
currentX += border + W;
return button;
}
Fl_Group* g;
int border;
int currentX;
};
Fl_Double_Window *FirstTry(int WW, int HH) {
Fl_Double_Window* w = new Fl_Double_Window(WW, HH, "First Group Test");
const int border = 5;
Fl_Box* box = new Fl_Box(border,border,WW-2*border,HH-50-border, "A Tree
Widget" );
box->box(FL_DOWN_BOX);
box->color( fl_lighter( FL_GRAY ) );
HPacker packer( border, 0, box->h() + border, w->w(), 30 );
Fl_Button* b1 = packer.packButton( 100, 30, "Go Up" );
Fl_Button* b2 = packer.packButton( 100, 30, "Go Down" );
Fl_Button* b3 = packer.packButton( 100, 30, "Go Left" );
Fl_Button* b4 = packer.packButton( 100, 30, "Go Right" );
packer.end();
w->resizable(box);
return w;
}
int main( int argc, char** argv ) {
Fl_Window* first = FirstTry(800, 600);
first->show();
return Fl::run();
}
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