Initial revision

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

1 files changed, 112 insertions, 0 deletions

diff --git a/test/scroll.cxx b/test/scroll.cxx
new file mode 100644
index 000000000..d74321444
--- /dev/null
+++ b/test/scroll.cxx
@@ -0,0 +1,112 @@
+#include <FL/Fl.H>
+#include <FL/Fl_Double_Window.H>
+#include <FL/Fl_Scroll.H>
+#include <FL/Fl_Toggle_Button.H>
+#include <FL/Fl_Choice.H>
+#include <FL/Fl_Box.H>
+#include <string.h>
+#include <stdio.h>
+#include <FL/fl_draw.H>
+#include <FL/math.h>
+
+class Drawing : public Fl_Widget {
+  void draw();
+public:
+  Drawing(int X,int Y,int W,int H,const char* L) : Fl_Widget(X,Y,W,H,L) {
+    align(FL_ALIGN_TOP);
+    box(FL_FLAT_BOX);
+    color(FL_WHITE);
+  }
+};
+
+void Drawing::draw() {
+  draw_box();
+  fl_push_matrix();
+  fl_translate(x()+w()/2, y()+h()/2);
+  fl_scale(w()/2, h()/2);
+  fl_color(FL_BLACK);
+  for (int i = 0; i < 20; i++) {
+    for (int j = i+1; j < 20; j++) {
+      fl_begin_line();
+      fl_vertex(cos(M_PI*i/10+.1), sin(M_PI*i/10+.1));
+      fl_vertex(cos(M_PI*j/10+.1), sin(M_PI*j/10+.1));
+      fl_end_line();
+    }
+  }
+  fl_pop_matrix();
+}
+
+Fl_Scroll* thescroll;
+
+void box_cb(Fl_Widget* o, void*) {
+  thescroll->box(((Fl_Button*)o)->value() ? FL_DOWN_FRAME : FL_NO_BOX);
+  thescroll->redraw();
+}
+
+void type_cb(Fl_Widget*, void* v) {
+  thescroll->type(int(v));
+  thescroll->redraw();
+}
+
+Fl_Menu_Item choices[] = {
+  {"0", 0, type_cb, (void*)0},
+  {"HORIZONTAL", 0, type_cb, (void*)Fl_Scroll::HORIZONTAL},
+  {"VERTICAL", 0, type_cb, (void*)Fl_Scroll::VERTICAL},
+  {"BOTH", 0, type_cb, (void*)Fl_Scroll::BOTH},
+  {"HORIZONTAL_ALWAYS", 0, type_cb, (void*)Fl_Scroll::HORIZONTAL_ALWAYS},
+  {"VERTICAL_ALWAYS", 0, type_cb, (void*)Fl_Scroll::VERTICAL_ALWAYS},
+  {"BOTH_ALWAYS", 0, type_cb, (void*)Fl_Scroll::BOTH_ALWAYS},
+  {0}
+};
+
+void align_cb(Fl_Widget*, void* v) {
+  thescroll->scrollbar.align(int(v));
+  thescroll->redraw();
+}
+
+Fl_Menu_Item align_choices[] = {
+  {"left+top", 0, align_cb, (void*)(FL_ALIGN_LEFT+FL_ALIGN_TOP)},
+  {"left+bottom", 0, align_cb, (void*)(FL_ALIGN_LEFT+FL_ALIGN_BOTTOM)},
+  {"right+top", 0, align_cb, (void*)(FL_ALIGN_RIGHT+FL_ALIGN_TOP)},
+  {"right+bottom", 0, align_cb, (void*)(FL_ALIGN_RIGHT+FL_ALIGN_BOTTOM)},
+  {0}
+};
+
+int main(int argc, char** argv) {
+  Fl_Window window(5*75,400);
+  window.box(FL_NO_BOX);
+  Fl_Scroll scroll(0,0,5*75,300);
+
+  int n = 0;
+  for (int y=0; y<16; y++) for (int x=0; x<5; x++) {
+    char buf[20]; sprintf(buf,"%d",n++);
+    Fl_Button* b = new Fl_Button(x*75,y*25+(y>=8?5*75:0),75,25,strdup(buf));
+    b->color(n);
+    b->labelcolor(FL_WHITE);
+  }
+  Drawing drawing(0,8*25,5*75,5*75,0);
+  scroll.end();
+  window.resizable(scroll);
+
+  Fl_Box box(0,300,5*75,window.h()-300); // gray area below the scroll
+  box.box(FL_FLAT_BOX);
+
+  Fl_Toggle_Button but1(150, 310, 200, 25, "box");
+  but1.callback(box_cb);
+  
+  Fl_Choice choice(150, 335, 200, 25, "type():");
+  choice.menu(choices);
+  choice.value(3);
+
+  Fl_Choice achoice(150, 360, 200, 25, "scrollbar.align():");
+  achoice.menu(align_choices);
+  achoice.value(3);
+
+  thescroll = &scroll;
+
+  //scroll.box(FL_DOWN_BOX);
+  //scroll.type(Fl_Scroll::VERTICAL);
+  window.end();
+  window.show(argc,argv);
+  return Fl::run();
+}