Fresh start

1 files changed, 99 insertions, 0 deletions

diff --git a/jni/ruby/ext/tk/sample/tkextlib/tktable/dynarows.rb b/jni/ruby/ext/tk/sample/tkextlib/tktable/dynarows.rb
new file mode 100644
index 0000000..cc72a02
--- /dev/null
+++ b/jni/ruby/ext/tk/sample/tkextlib/tktable/dynarows.rb
@@ -0,0 +1,99 @@
+#!/usr/bin/env ruby
+##
+## dynarows.rb
+##
+## This demos shows the use of the validation mechanism of the table
+## and uses the table's cache (no -command or -variable) with a cute
+## dynamic row routine.
+##
+## ( based on 'dynarows.tcl' included source archive of tktable extension )
+##
+require 'tk'
+require 'tkextlib/tktable'
+
+def table_validate(w, idx)
+  return unless idx =~ /^(\d+),(\d+)$/
+  row = Integer($1)
+  col = Integer($2)
+  val = w.get(idx)
+
+ [w, idx]
+  nrows = w[:rows]
+  return if row == nrows - 1 && val == ''
+
+  begin
+    time = Tk.tk_call('clock', 'scan', val)
+    date = []
+    Tk.tk_call('clock', 'format', time,
+               :format=>'%m %d %Y').split(' ').each{|item|
+      date << item.sub(/^\s*0*/,'')
+    }
+    w.set(idx, date.join('/'))
+    if row == nrows - 1
+      if w.get([row,1]) != '' && w.get([row,2]) != ''
+        w.tag_row_reset(row)
+        w.set([row,0], row)
+        nrows += 1
+        row += 1
+        w.configure(:rows=>nrows)
+        w.tag_row('unset', row)
+        w.set([row,0], '*')
+        w.see([row,1])
+        w.activate([row,1])
+      end
+    end
+  rescue
+    Tk.bell
+    w.activate(idx)
+    w.selection_clear_all
+    w.selection_set(:active)
+    w.see(:active)
+  end
+end
+
+
+lbl = TkLabel.new(:text=>"Dynamic Date Validated Rows")
+
+table = Tk::TkTable.new(:rows=>2, :cols=>3, :cache=>1, :selecttype=>:row,
+                        :titlerows=>1, :titlecols=>1, :height=>5,
+                        :colstretch=>:unset, :rowstretch=>:unset,
+                        :autoclear=>true,
+                        :browsecommand=>[
+                          proc{|w,s| table_validate(w, s)},
+                          '%W %s'
+                        ])
+table.set([0,1], 'Begin', [0,2], 'End', [1,0], '*')
+table.tag_configure('unset', :fg=>'#008811')
+table.tag_configure('title', :fg=>'red')
+table.tag_row('unset', 1)
+table.set_width(0,3)
+
+sx = table.xscrollbar(TkScrollbar.new)
+sy = table.yscrollbar(TkScrollbar.new)
+
+Tk.grid(lbl, '-', :sticky=>:ew)
+Tk.grid(table, sy, :sticky=>:news)
+Tk.grid(sx, :sticky=>:ew)
+
+Tk.root.grid_columnconfig(0, :weight=>1)
+Tk.root.grid_rowconfig(1, :weight=>1)
+
+rtn_proc = proc{|w|
+  r = w.row_index(:active)
+  c = w.col_index(:active)
+
+  if c == 2
+    r += 1
+    w.activate([r,1])
+  else
+    c += 1
+    w.activate([r,c])
+  end
+  w.see(:active)
+  Tk.callback_break
+}
+
+table.bind('Return', rtn_proc, '%W')
+table.bind('KP_Enter', rtn_proc, '%W')
+
+Tk.mainloop