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authorGeorg Brandl <georg@python.org>2008-05-17 18:28:57 +0000
committerGeorg Brandl <georg@python.org>2008-05-17 18:28:57 +0000
commit330231238327558337b9d8dbabe3a3b02641501d (patch)
treeec8f070c5b823e470045eaad31eae2105dff48a1 /Lib/tkinter/colorchooser.py
parent094c4ffe5915bf2700be833bcf42c2e64b1dab69 (diff)
downloadcpython-330231238327558337b9d8dbabe3a3b02641501d.tar.gz
cpython-330231238327558337b9d8dbabe3a3b02641501d.zip
Tkinter move, part 1: move modules.
Diffstat (limited to 'Lib/tkinter/colorchooser.py')
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+# tk common colour chooser dialogue
+#
+# this module provides an interface to the native color dialogue
+# available in Tk 4.2 and newer.
+#
+# written by Fredrik Lundh, May 1997
+#
+# fixed initialcolor handling in August 1998
+#
+
+#
+# options (all have default values):
+#
+# - initialcolor: colour to mark as selected when dialog is displayed
+# (given as an RGB triplet or a Tk color string)
+#
+# - parent: which window to place the dialog on top of
+#
+# - title: dialog title
+#
+
+from tkCommonDialog import Dialog
+
+
+#
+# color chooser class
+
+class Chooser(Dialog):
+ "Ask for a color"
+
+ command = "tk_chooseColor"
+
+ def _fixoptions(self):
+ try:
+ # make sure initialcolor is a tk color string
+ color = self.options["initialcolor"]
+ if type(color) == type(()):
+ # assume an RGB triplet
+ self.options["initialcolor"] = "#%02x%02x%02x" % color
+ except KeyError:
+ pass
+
+ def _fixresult(self, widget, result):
+ # to simplify application code, the color chooser returns
+ # an RGB tuple together with the Tk color string
+ if not result:
+ return None, None # canceled
+ r, g, b = widget.winfo_rgb(result)
+ return (r/256, g/256, b/256), result
+
+
+#
+# convenience stuff
+
+def askcolor(color = None, **options):
+ "Ask for a color"
+
+ if color:
+ options = options.copy()
+ options["initialcolor"] = color
+
+ return Chooser(**options).show()
+
+
+# --------------------------------------------------------------------
+# test stuff
+
+if __name__ == "__main__":
+
+ print("color", askcolor())