Initial revision

git-svn-id: file:///fltk/svn/fltk/trunk@2 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

1 files changed, 51 insertions, 0 deletions

diff --git a/src/Fl_Multi_Label.cxx b/src/Fl_Multi_Label.cxx
new file mode 100644
index 000000000..e2b59168b
--- /dev/null
+++ b/src/Fl_Multi_Label.cxx
@@ -0,0 +1,51 @@
+// Fl_Multi_Label.C
+
+// Allows two labels to be used on a widget (by having one of them
+// be one of these it allows an infinte number!)
+
+#include <FL/Fl.H>
+#include <FL/Fl_Widget.H>
+#include <FL/Fl_Menu_Item.H>
+#include <FL/Fl_Multi_Label.H>
+
+static void multi_labeltype(
+    const Fl_Label* o, int x, int y, int w, int h, Fl_Align a)
+{
+  Fl_Multi_Label* b = (Fl_Multi_Label*)(o->value);
+  Fl_Label local = *o;
+  local.value = b->labela;
+  local.type = b->typea;
+  int W = w; int H = h; local.measure(W, H);
+  local.draw(x,y,w,h,a);
+  if (a & FL_ALIGN_BOTTOM) h -= H;
+  else if (a & FL_ALIGN_TOP) {y += H; h -= H;}
+  else if (a & FL_ALIGN_RIGHT) w -= W;
+  else if (a & FL_ALIGN_LEFT) {x += W; w -= W;}
+  else {int d = (h+H)/2; y += d; h -= d;}
+  local.value = b->labelb;
+  local.type = b->typeb;
+  local.draw(x,y,w,h,a);
+}
+
+// measurement is only correct for left-to-right appending...
+static void multi_measure(const Fl_Label* o, int& w, int& h) {
+  Fl_Multi_Label* b = (Fl_Multi_Label*)(o->value);
+  Fl_Label local = *o;
+  local.value = b->labela;
+  local.type = b->typea;
+  local.measure(w,h);
+  local.value = b->labelb;
+  local.type = b->typeb;
+  int W = 0; int H = 0; local.measure(W,H);
+  w += W; if (H>h) h = H;
+}
+
+void Fl_Multi_Label::label(Fl_Widget* o) {
+  Fl::set_labeltype(_FL_MULTI_LABEL, multi_labeltype, multi_measure);
+  o->label(_FL_MULTI_LABEL, (const char*)this);
+}
+
+void Fl_Multi_Label::label(Fl_Menu_Item* o) {
+  Fl::set_labeltype(_FL_MULTI_LABEL, multi_labeltype, multi_measure);
+  o->label(_FL_MULTI_LABEL, (const char*)this);
+}