add clock widget (closes #35)

include/Mw/Draw.h

@@ -13,6 +13,13 @@
 extern "C" {
 #endif
 
+/*!
+ * @brief Get a color difference for shadow
+ * @param handle Widget
+ * @return Color difference
+ */
+MWDECL int MWAPI MwGetColorDifference(MwWidget handle);
+
 /*!
  * @brief Parses a color text
  * @param handle Widget

include/Mw/MachDep.h

@@ -86,7 +86,7 @@
 #endif
 
 #ifndef M_PI
-#define M_PI 3.14159265
+#define M_PI 3.14159265359
 #endif
 
 /* Windows */

include/Mw/Milsko.h

@@ -37,6 +37,7 @@
 #include <Mw/Widget/Button.h>
 #include <Mw/Widget/Calendar.h>
 #include <Mw/Widget/CheckBox.h>
+#include <Mw/Widget/Clock.h>
 #include <Mw/Widget/ComboBox.h>
 #include <Mw/Widget/Entry.h>
 #include <Mw/Widget/Frame.h>

include/Mw/StringDefs.h

@@ -54,6 +54,9 @@
 #define MwNrowSpan "IrowSpan"
 #define MwNdisabled "Idisabled"
 #define MwNacceptsDnD "IacceptsDnD"
+#define MwNhour "Ihour"
+#define MwNminute "Iminute"
+#define MwNsecond "Isecond"
 
 #define MwNtitle "Stitle"
 #define MwNtext "Stext"

include/Mw/Widget/Clock.h

@@ -0,0 +1,24 @@
+/*!
+ * @file Mw/Widget/Clock.h
+ * @brief Clock widget
+ */
+#ifndef __MW_WIDGET_CLOCK_H__
+#define __MW_WIDGET_CLOCK_H__
+
+#include <Mw/MachDep.h>
+#include <Mw/TypeDefs.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*!
+ * @brief Clock widget class
+ */
+MWDECL MwClass MwClockClass;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif