Simplified code for changing the keys color.

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
(cherry picked from commit 94e4d4ddcd)

src/VButton.cpp

@@ -71,15 +71,9 @@ void VButton::setColor(const TQColor &color)
 	// Need to set TQColorGroup::Button color as well, otherwise the actual
 	// color of the key does not change until the next restart of the application.
 	TQPalette plt = palette();
-	TQColorGroup cg = plt.active();
-	cg.setColor(TQColorGroup::Button, color);
-	plt.setActive(cg);
-	cg = plt.inactive();
-	cg.setColor(TQColorGroup::Button, color);
-	plt.setInactive(cg);
-	cg = plt.disabled();
-	cg.setColor(TQColorGroup::Button, color);
-	plt.setDisabled(cg);
+	plt.setColor(TQPalette::Active,   TQColorGroup::Button, color);
+	plt.setColor(TQPalette::Inactive, TQColorGroup::Button, color);
+	plt.setColor(TQPalette::Disabled, TQColorGroup::Button, color);
 	setPalette(plt);
 }