From f9039b2ae21988783feae9b362818e7923e82d14 Mon Sep 17 00:00:00 2001
From: Michael R Sweet <michael.r.sweet@gmail.com>
Date: Tue, 6 Oct 1998 18:21:25 +0000
Subject: Initial revision

git-svn-id: file:///fltk/svn/fltk/trunk@2 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 src/Fl_Return_Button.cxx | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 src/Fl_Return_Button.cxx

(limited to 'src/Fl_Return_Button.cxx')

diff --git a/src/Fl_Return_Button.cxx b/src/Fl_Return_Button.cxx
new file mode 100644
index 000000000..6d2e224ff
--- /dev/null
+++ b/src/Fl_Return_Button.cxx
@@ -0,0 +1,42 @@
+// Fl_Return_Button.C
+
+#include <FL/Fl.H>
+#include <FL/Fl_Return_Button.H>
+#include <FL/fl_draw.H>
+
+int fl_return_arrow(int x, int y, int w, int h) {
+  int size = w; if (h<size) size = h;
+  int d = (size+2)/4; if (d<3) d = 3;
+  int t = (size+9)/12; if (t<1) t = 1;
+  int x0 = x+(w-2*d-2*t-1)/2;
+  int x1 = x0+d;
+  int y0 = y+h/2;
+  fl_color(FL_LIGHT3);
+  fl_line(x0, y0, x1, y0+d);
+  fl_yxline(x1, y0+d, y0+t, x1+d+2*t, y0-d);
+  fl_yxline(x1, y0-t, y0-d);
+  fl_color(fl_gray_ramp(0));
+  fl_line(x0, y0, x1+1, y0-d-1);
+  fl_color(FL_DARK3);
+  fl_xyline(x1+1, y0-t, x1+d, y0-d, x1+d+2*t);
+  return 1;
+}
+
+void Fl_Return_Button::draw() {
+  if (type() == FL_HIDDEN_BUTTON) return;
+  draw_box(value() ? (down_box()?down_box():down(box())) : box(),
+	   value() ? selection_color() : color());
+  int W = h();
+  if (w()/3 < W) W = w()/3;
+  fl_return_arrow(x()+w()-W-4, y(), W, h());
+  draw_label(x(), y(), w()-W+4, h());
+}
+
+int Fl_Return_Button::handle(int event) {
+  if (event == FL_SHORTCUT &&
+      (Fl::event_key() == FL_Enter || Fl::event_key() == FL_KP_Enter)) {
+    do_callback();
+    return 1;
+  } else
+    return Fl_Button::handle(event);
+}
-- 
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