Add BCheckBox support (w OS-X-Leopard)

Also generalizes the use of pointers in _Image(), defining types for them, etc.

ImageControlLook.cpp

@@ -22,6 +22,9 @@ ImageControlLook::ImageControlLook(image_id id)
 {
 	for (int i = 0; i < 3; i++)
 		fButton[i].fill(NULL);
+	fCheckBox_Checked.fill(NULL);
+	fCheckBox_Unchecked.fill(NULL);
+
 	fImageRoot = BPath("/boot/home/Desktop/projects/haiku/ImageControlLook/data/ImageThemes/OS-X-Leopard/");
 }
 
@@ -97,6 +100,25 @@ ImageControlLook::DrawButtonBackground(BView* view, BRect& rect, const BRect& up
 }
 
 
+void
+ImageControlLook::DrawCheckBox(BView* view, BRect& rect, const BRect& updateRect,
+	const rgb_color& base, uint32 flags)
+{
+	BBitmap* checkBox = NULL;
+	if (((BControl*)view)->Value() == B_CONTROL_ON)
+		checkBox = _Image("CheckBox-Checked", _FlagsToState(flags & ~B_ACTIVATED));
+	else
+		checkBox = _Image("CheckBox-Unchecked", _FlagsToState(flags));
+
+	if (checkBox == NULL)
+		HaikuControlLook::DrawCheckBox(view, rect, updateRect, base, flags);
+	else {
+		view->SetDrawingMode(B_OP_ALPHA);
+		view->DrawBitmap(checkBox, rect);
+	}
+}
+
+
 uint32
 ImageControlLook::_FlagsToState(uint32 flags)
 {
@@ -116,10 +138,9 @@ ImageControlLook::_DrawButtonBackground(BView* view, BRect& rect, const BRect& u
 	bool popupIndicator, uint32 flags, uint32 borders, orientation orientation)
 {
 	uint32 state = _FlagsToState(flags);
-
-	BBitmap* tile = _Image("Button", ICL_MIDDLE, state);
-	BBitmap* left = _Image("Button", ICL_LEFT, state);
-	BBitmap* right = _Image("Button", ICL_RIGHT, state);
+	BBitmap* tile = _Image("Button", state, ICL_MIDDLE);
+	BBitmap* left = _Image("Button", state, ICL_LEFT);
+	BBitmap* right = _Image("Button", state, ICL_RIGHT);
 
 	if (orientation == B_VERTICAL || tile == NULL)
 		return false;
@@ -162,16 +183,35 @@ ImageControlLook::_DrawButtonBackground(BView* view, BRect& rect, const BRect& u
 
 
 BBitmap*
-ImageControlLook::_Image(const char* type, uint32 side, uint32 state)
+ImageControlLook::_Image(const char* type, uint32 state, uint32 side)
 {
-	if (fButton[side][state] == NULL)
-		fButton[side][state] = BTranslationUtils::GetBitmapFile(_ImagePath(type, side, state));
-	return fButton[side][state];
+	SidedImages* sideList = NULL;
+	UnsidedImages* nosideList = NULL;
+	BBitmap* image = NULL;
+
+	if (strcmp(type, "Button") == 0)
+		sideList = &fButton;
+	else if (strcmp(type, "CheckBox-Unchecked") == 0)
+		nosideList = &fCheckBox_Unchecked;
+	else if (strcmp(type, "CheckBox-Checked") == 0)
+		nosideList = &fCheckBox_Checked;
+
+	if (sideList != NULL && (*sideList)[side][state] == NULL)
+		(*sideList)[side][state] = BTranslationUtils::GetBitmapFile(_ImagePath(type, state, side));
+	if (sideList != NULL)
+		image = (*sideList)[side][state];
+
+	if (nosideList != NULL && (*nosideList)[state] == NULL)
+		(*nosideList)[state] = BTranslationUtils::GetBitmapFile(_ImagePath(type, state));
+	if (nosideList != NULL)
+		image = (*nosideList)[state];
+
+	return image;
 }
 
 
 const char*
-ImageControlLook::_ImagePath(const char* type, uint32 side, uint32 state)
+ImageControlLook::_ImagePath(const char* type, uint32 state, uint32 side)
 {
 	BString leaf = kStates[state];
 	leaf << kSides[side];
@@ -179,7 +219,7 @@ ImageControlLook::_ImagePath(const char* type, uint32 side, uint32 state)
 	BPath imgPath(fImageRoot.Path());
 	imgPath.Append(type);
 	imgPath.Append(leaf);
-	printf("[ImageControlLook] Loaded %s\n", imgPath.Path());
+	printf("[ImageControlLook] Searching for %s…\n", imgPath.Path());
 	return imgPath.Path();
 }
 

ImageControlLook.h

@@ -23,7 +23,8 @@ using BPrivate::HaikuControlLook;
 enum {
 	ICL_MIDDLE,
 	ICL_LEFT,
-	ICL_RIGHT
+	ICL_RIGHT,
+	ICL_NO_SIDE
 };
 
 enum {
@@ -36,7 +37,11 @@ enum {
 
 
 const char* kStates[] = { "Normal", "Inactive", "Hover", "Disabled", "Activated" };
-const char* kSides[] = { "Middle", "Left", "Right" };
+const char* kSides[] = { "Middle", "Left", "Right", "" };
+
+
+typedef std::array<std::array<BBitmap*, 5>, 3> SidedImages;
+typedef std::array<BBitmap*, 5> UnsidedImages;
 
 
 class ImageControlLook : public HaikuControlLook {
@@ -92,6 +97,11 @@ public:
 									uint32 borders = B_ALL_BORDERS,
 									orientation orientation = B_HORIZONTAL);
 
+	virtual	void				DrawCheckBox(BView* view, BRect& rect,
+									const BRect& updateRect,
+									const rgb_color& base,
+									uint32 flags = 0);
+
 protected:
 	bool						_DrawButtonBackground(BView* view, BRect& rect,
 									const BRect& updateRect, bool popupIndicator,
@@ -100,12 +110,15 @@ protected:
 
 private:
 	uint32						_FlagsToState(uint32 flags);
-	BBitmap*					_Image(const char* type, uint32 side, uint32 state);
-	const char*					_ImagePath(const char* type, uint32 side, uint32 state);
+	BBitmap*					_Image(const char* type, uint32 state, uint32 side = ICL_NO_SIDE);
+	const char*					_ImagePath(const char* type, uint32 state,
+									uint32 side = ICL_NO_SIDE);
 
 	BPath fImageRoot;
 
-	std::array<std::array<BBitmap*, 5>, 3> fButton;
+	SidedImages fButton;
+	UnsidedImages fCheckBox_Checked;
+	UnsidedImages fCheckBox_Unchecked;
 };
 
 #endif	// IMAGE_CONTROL_LOOK_H