added default theme

include/gwin/checkbox.h

@@ -46,12 +46,14 @@ typedef enum GCheckboxShape_e {
 } GCheckboxShape;
 
 typedef enum GCheckboxState_e {
-	GCHBX_SET, GCHBX_UNSET
+	GCHBX_UNCHECKED, GCHBX_CHECKED
 } GCheckboxState;
 
-typedef struct GCheckboxDrawStyle_t {
+typedef struct GCheckboxColor_t {
-	color_t color;
+	color_t	border;
-} GCheckboxDrawStyle;
+	color_t checked;
+	color_t bg;
+} GCheckboxColor;
 
 /* custom rendering interface */
 typedef void (*GCheckboxDrawFunction)(GHandle gh, bool_t enabled, bool_t state, void* param);
@@ -62,8 +64,7 @@ typedef struct GCheckboxObject_t {
 	GListener				listener;
 
 	GCheckboxDrawFunction	fn;
-	GCheckboxDrawStyle		set;
+	GCheckboxColor			*colors;
-	GCheckboxDrawStyle		unset;
 	bool_t					state;
 	void					*param;
 } GCheckboxObject;
@@ -122,7 +123,7 @@ void gwinCheckboxSetEnabled(GHandle gh, bool_t enabled);
  *
  * @param[in] gh	The window handle (must be a checkbox window)
  *
- * @return	The state of the checkbox (GCHBX_SET or GCHBX_UNSET)
+ * @return	The state of the checkbox (GCHBX_CHECKED or GCHBX_UNCHECKED)
  *
  * @api
  */
@@ -148,27 +149,7 @@ void gwinCheckboxSetEnabled(GHandle gh, bool_t enabled);
 	 * @api
 	 */
 	bool_t gwinCheckboxAttachMouse(GHandle gh, uint16_t instance);
-#endif
+#endif /* GFX_USE_GINPUT && GINPUT_NEED_MOUSE */
-
-/**
- * @brief	Standard checkbox drawing routines
- * @details	These routines are called to draw the standard checkbox styles.
- *
- * @param[in] gh		The checkbox handle
- * @param[in] enabled	Is the checkbox currently enabled or disabled
- * @param[in] state		Is the checkbox currently set or unset
- * @param[in] param		A parameter passed from the user
- *
- * @note				In your custom checkbox drawing function, you may optionally call these
- *						standard functions and then draw your extra details on top.
- * @note				The standard functions below ignore the param parameter. It is there only
- *						to ensure the functions match the GCheckboxDrawFunction type.
- *
- * @api
- * @{
- */
-void gwinCheckboxDraw_Normal(GHandle gh, bool_t enabled, bool_t state, void *param);
-/** @} */
 
 #endif /* _GWIN_NEED_CHECKBOX */
 

src/gwin/checkbox.c

@@ -19,13 +19,28 @@
 
 #if (GFX_USE_GWIN && GWIN_NEED_CHECKBOX) || defined(__DOXYGEN__)
 
-static const GCheckboxDrawStyle GCheckboxDefaultStyleSelected = {
+static const GCheckboxColor defaultColors = {
-	Green
+	Grey,	// border
+	Grey,	// selected
+	Black	// background
 };
 
-static const GCheckboxDrawStyle GCheckboxDefaultStyleUnselected = {
+/* default style drawing routine */
-	Red
+static void gwinCheckboxDrawDefaultStyle(GHandle gh, bool_t enabled, bool_t state, void* param) {
-};
+	#define gcw		((GCheckboxObject *)gh)
+
+	(void) enabled;
+	(void) param;
+
+	gdispDrawBox(gh->x, gh->y, gh->width, gh->height, gcw->colors->border);
+
+	if (state)
+		gdispFillArea(gh->x+2, gh->y+2, gh->width-4, gh->height-4, gcw->colors->checked);
+	else
+		gdispFillArea(gh->x+2, gh->y+2, gh->width-4, gh->height-4, gcw->colors->bg);
+
+	#undef gcw
+}
 
 /* process an event callback */
 static void gwinCheckboxCallback(void *param, GEvent *pe) {
@@ -78,12 +93,13 @@ GHandle gwinCheckboxCreate(GCheckboxObject *gb, coord_t x, coord_t y, coord_t wi
 	if (!(gb = (GCheckboxObject *)_gwinInit((GWindowObject *)gb, x, y, width, height, sizeof(GCheckboxObject))))
 		return 0;
 
-	gb->gwin.type = GW_CHECKBOX;
+	gb->gwin.type = GW_CHECKBOX;			// create a window of the type checkbox
-	gb->fn = 0;
+	gb->fn = gwinCheckboxDrawDefaultStyle;	// set the default style drawing routine 
-	gb->param = 0;
+	gb->colors = &defaultColors;			// asign the default colors
-	gb->state = GCHBX_UNSET;
+	gb->param = 0;							// some safe value here
+	gb->state = GCHBX_UNCHECKED;			// checkbox is currently unchecked
+	gb->gwin.enabled = TRUE;				// checkboxes are enabled by default
 
-	gwinCheckboxSetStyle(&gb->gwin, GCHBX_NORMAL, &GCheckboxDefaultStyleSelected, &GCheckboxDefaultStyleUnselected);
 	geventListenerInit(&gb->listener);
 	geventRegisterCallback(&gb->listener, gwinCheckboxCallback, gb);
 
@@ -93,33 +109,6 @@ GHandle gwinCheckboxCreate(GCheckboxObject *gb, coord_t x, coord_t y, coord_t wi
 	return (GHandle)gb;
 }
 
-void gwinCheckboxSetStyle(GHandle gh, GCheckboxShape shape, const GCheckboxDrawStyle *pSelected, const GCheckboxDrawStyle *pUnselected) {
-	#define gcw		((GCheckboxObject *)gh)
-
-	if (gh->type != GW_CHECKBOX)
-		return;
-
-	switch (shape) {
-		case GCHBX_NORMAL:
-			gcw->fn = gwinCheckboxDraw_Normal;
-			break;
-
-		default:
-			gcw->fn = gwinCheckboxDraw_Normal;
-			break;
-	}
-
-	if (pSelected) {
-		gcw->set.color = pSelected->color;
-	}
-
-	if (pUnselected) {
-		gcw->unset.color = pSelected->color;
-	}
-
-	#undef gcw
-}
-
 void gwinCheckboxSetEnabled(GHandle gh, bool_t enabled) {
 	if (gh->type != GW_CHECKBOX)
 		return;
@@ -145,16 +134,6 @@ void gwinCheckboxDraw(GHandle gh) {
 	#undef gcw
 }
 
-void gwinCheckboxDraw_Normal(GHandle gh, bool_t enabled, bool_t state, void* param) {
-	(void) enabled;
-	(void) param;
-
-	if (state)
-		gdispClear(Green);
-	else
-		gdispClear(Red);
-}
-
 #if GFX_USE_GINPUT && GINPUT_NEED_MOUSE
 	bool_t gwinCheckboxAttachMouse(GHandle gh, uint16_t instance) {
 		GSourceHandle gsh;
@@ -166,6 +145,19 @@ void gwinCheckboxDraw_Normal(GHandle gh, bool_t enabled, bool_t state, void* par
 	}
 #endif
 
+void gwinCheckboxSetColors(GHandle gh, color_t border, color_t checked, color_t bg) {
+	#define gcw		((GCheckboxObject *)gh)
+
+	if (gh->type != GW_CHECKBOX)
+		return;
+
+	gcw->colors->border = border;
+	gcw->colors->checked = checked,
+	gcw->colors->bg = bg;
+
+	#undef gcw
+}
+
 #endif /* (GFX_USE_GWIN && GWIN_NEED_CHECKBOX) */
 /** @} */