* ext/tk/lib/tk.rb (_callback_entry_class?): add for checking whether

  a class is available for a callback entry.
* ext/tk/lib/tk.rb (after_cancel): add Tk.after_cancel(afterID) method.
* ext/tk/lib/tk.rb (array2tk_list): change from private module method
  of TkComm to public module method.
* ext/tk/lib/tk.rb (cget): add check that slot argument is not empty string.
* ext/tk/lib/tk.rb (configinfo): ditto.
* ext/tk/lib/tk/itemconfig.rb (itemcget): add check that slot argument
  is not empty string.
* ext/tk/lib/tk/itemconfig.rb (itemconfiginfo): ditto.
* ext/tk/lib/tk/entry.rb: add TkEntry#icursor and icursor= (alias of
  cursor and cursor= method).
* ext/tk/lib/tk/font.rb: improve font treatment when the font name is
  empty string.
* ext/tk/lib/tk/variable.rb: add :variable, :window and :procedure type.
* ext/tk/lib/tk/variable.rb: improve treatment of array-type tkvariable.
* ext/tk/lib/tkextlib/blt.rb: add commands for zooming.
* ext/tk/lib/tkextlib/blt/*: bug fix.
* ext/tk/lib/tkextlib/treectrl/tktreectrl.rb: bug fix and add methods
  to call TreeCtrl commands for bindings.
* ext/tk/sample/tkextlib/blt/*: new sample scritps.
* ext/tk/sample/tkextlib/treectrl/*: ditto.


git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@8195 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 156 insertions, 0 deletions

diff --git a/ext/tk/sample/tkextlib/blt/scripts/stipples.rb b/ext/tk/sample/tkextlib/blt/scripts/stipples.rb
new file mode 100644
index 000000000..47f3c4d06
--- /dev/null
+++ b/ext/tk/sample/tkextlib/blt/scripts/stipples.rb
@@ -0,0 +1,156 @@
+$stipples = {} unless $stipples
+
+$stipples['bdiagonal1'] = Tk::BLT::Bitmap.new(<<EOD)
+#define bdiagonal1_width 8
+#define bdiagonal1_height 8
+static unsigned char bdiagonal1_bits[] = {
+   0x88, 0x44, 0x22, 0x11, 0x88, 0x44, 0x22, 0x11};
+EOD
+
+$stipples['bdiagonal2'] = Tk::BLT::Bitmap.new(<<EOD)
+#define bdiagonal2_width 8
+#define bdiagonal2_height 8
+static unsigned char bdiagonal2_bits[] = {
+   0x08, 0x04, 0x02, 0x01, 0x80, 0x40, 0x20, 0x10};
+EOD
+
+$stipples['checker2'] = Tk::BLT::Bitmap.new(<<EOD)
+#define checker2_width 8
+#define checker2_height 8
+static unsigned char checker2_bits[] = {
+   0x33, 0x33, 0xcc, 0xcc, 0x33, 0x33, 0xcc, 0xcc};
+EOD
+
+
+$stipples['checker3'] = Tk::BLT::Bitmap.new(<<EOD)
+#define checker3_width 8
+#define checker3_height 8
+static unsigned char checker3_bits[] = {
+   0x0f, 0x0f, 0x0f, 0x0f, 0xf0, 0xf0, 0xf0, 0xf0};
+EOD
+
+$stipples['cross1'] = Tk::BLT::Bitmap.new(<<EOD)
+#define cross1_width 8
+#define cross1_height 8
+static unsigned char cross_bits[] = {
+   0xff, 0xaa, 0xff, 0xaa, 0xff, 0xaa, 0xff, 0xaa};
+EOD
+
+$stipples['cross2'] = Tk::BLT::Bitmap.new(<<EOD)
+#define cross2_width 8
+#define cross2_height 8
+static unsigned char cross2_bits[] = {
+   0xff, 0x88, 0x88, 0x88, 0xff, 0x88, 0x88, 0x88};
+EOD
+
+$stipples['cross3'] = Tk::BLT::Bitmap.new(<<EOD)
+#define cross3_width 8
+#define cross3_height 8
+static unsigned char cross3_bits[] = {
+   0xff, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01};
+EOD
+
+$stipples['crossdiag'] = Tk::BLT::Bitmap.new(<<EOD)
+#define crossdiag_width 8
+#define crossdiag_height 8
+static unsigned char crossdiag2_bits[] = {
+   0x18, 0x24, 0x42, 0x81, 0x81, 0x42, 0x24, 0x18};
+EOD
+
+$stipples['dot1'] = Tk::BLT::Bitmap.new(<<EOD)
+#define dot1_width 8
+#define dot1_height 8
+static unsigned char dot1_bits[] = {
+   0x55, 0xaa, 0x55, 0xaa, 0x55, 0xaa, 0x55, 0xaa};
+EOD
+
+$stipples['dot2'] = Tk::BLT::Bitmap.new(<<EOD)
+#define dot2_width 8
+#define dot2_height 8
+static unsigned char dot2_bits[] = {
+   0x55, 0x00, 0x55, 0x00, 0x55, 0x00, 0x55, 0x00};
+EOD
+
+$stipples['dot3'] = Tk::BLT::Bitmap.new(<<EOD)
+#define dot3_width 8
+#define dot3_height 8
+static unsigned char dot3_bits[] = {
+   0x11, 0x00, 0x00, 0x00, 0x11, 0x00, 0x00, 0x00};
+EOD
+
+$stipples['dot4'] = Tk::BLT::Bitmap.new(<<EOD)
+#define dot4_width 8
+#define dot4_height 8
+static unsigned char dot4_bits[] = {
+   0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
+EOD
+
+$stipples['fdiagonal1'] = Tk::BLT::Bitmap.new(<<EOD)
+#define fdiagonal1_width 8
+#define fdiagonal1_height 8
+static unsigned char fdiagonal1_bits[] = {
+   0x11, 0x22, 0x44, 0x88, 0x11, 0x22, 0x44, 0x88};
+EOD
+
+$stipples['fdiagonal2'] = Tk::BLT::Bitmap.new(<<EOD)
+#define fdiagonal2_width 8
+#define fdiagonal2_height 8
+static unsigned char fdiagonal2_bits[] = {
+   0x10, 0x20, 0x40, 0x80, 0x01, 0x02, 0x04, 0x08};
+EOD
+
+$stipples['hline1'] = Tk::BLT::Bitmap.new(<<EOD)
+#define hline1_width 8
+#define hline1_height 8
+static unsigned char hline1_bits[] = {
+   0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00};
+EOD
+
+$stipples['hline2'] = Tk::BLT::Bitmap.new(<<EOD)
+#define hline2_width 8
+#define hline2_height 8
+static unsigned char hline2_bits[] = {
+   0xff, 0xff, 0x00, 0x00, 0xff, 0xff, 0x00, 0x00};
+EOD
+
+$stipples['lbottom'] = Tk::BLT::Bitmap.new(<<EOD)
+#define lbottom_width 8
+#define lbottom_height 8
+static unsigned char lbottom_bits[] = {
+   0x00, 0x11, 0x11, 0x77, 0x00, 0x11, 0x11, 0x77};
+EOD
+
+$stipples['ltop'] = Tk::BLT::Bitmap.new(<<EOD)
+#define ltop_width 8
+#define ltop_height 8
+static unsigned char ltop_bits[] = {
+   0xee, 0x88, 0x88, 0x00, 0xee, 0x88, 0x88, 0x00};
+EOD
+
+$stipples['rbottom'] = Tk::BLT::Bitmap.new(<<EOD)
+#define rbottom_width 8
+#define rbottom_height 8
+static unsigned char rbottom_bits[] = {
+   0x00, 0x88, 0x88, 0xee, 0x00, 0x88, 0x88, 0xee};
+EOD
+
+$stipples['rtop'] = Tk::BLT::Bitmap.new(<<EOD)
+#define rtop_width 8
+#define rtop_height 8
+static unsigned char rtop_bits[] = {
+   0x77, 0x11, 0x11, 0x00, 0x77, 0x11, 0x11, 0x00};
+EOD
+
+$stipples['vline1'] = Tk::BLT::Bitmap.new(<<EOD)
+#define vline1_width 8
+#define vline1_height 8
+static unsigned char vline1_bits[] = {
+   0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55};
+EOD
+
+$stipples['vline2'] = Tk::BLT::Bitmap.new(<<EOD)
+#define vline2_width 8
+#define vline2_height 8
+static unsigned char vline2_bits[] = {
+   0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33};
+EOD