diff options
Diffstat (limited to 'src/Fl_Scroll.cxx')
| -rw-r--r-- | src/Fl_Scroll.cxx | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/src/Fl_Scroll.cxx b/src/Fl_Scroll.cxx index 701aa2dd3..ae575024f 100644 --- a/src/Fl_Scroll.cxx +++ b/src/Fl_Scroll.cxx @@ -30,7 +30,7 @@ #include <FL/Fl_Scroll.H> #include <FL/fl_draw.H> -// Clear all but the scrollbars... +/** Clear all but the scrollbars... */ void Fl_Scroll::clear() { for (int i=children() - 1; i >= 0; i --) { Fl_Widget* o = child(i); @@ -41,7 +41,7 @@ void Fl_Scroll::clear() { } } -// Insure the scrollbars are the last children: +/** Insure the scrollbars are the last children */ void Fl_Scroll::fix_scrollbar_order() { Fl_Widget** a = (Fl_Widget**)array(); if (a[children()-1] != &scrollbar) { @@ -259,6 +259,7 @@ void Fl_Scroll::resize(int X, int Y, int W, int H) { } } +/** Moves the contents of the scroll group to a new position.*/ void Fl_Scroll::scroll_to(int X, int Y) { int dx = xposition_-X; int dy = yposition_-Y; @@ -284,7 +285,16 @@ void Fl_Scroll::scrollbar_cb(Fl_Widget* o, void*) { Fl_Scroll* s = (Fl_Scroll*)(o->parent()); s->scroll_to(s->xposition(), int(((Fl_Scrollbar*)o)->value())); } - +/** + Creates a new Fl_Scroll widget using the given position, + size, and label string. The default boxtype is FL_NO_BOX. + <B>The destructor <I>also deletes all the children</I>. This allows a + whole tree to be deleted at once, without having to keep a pointer to + all the children in the user code. A kludge has been done so the + Fl_Scroll and all of it's children can be automatic (local) + variables, but you must declare the Fl_Scroll<I>first</I>, so + that it is destroyed last. +*/ Fl_Scroll::Fl_Scroll(int X,int Y,int W,int H,const char* L) : Fl_Group(X,Y,W,H,L), scrollbar(X+W-Fl::scrollbar_size(),Y, |