implemented AS_GET_ACCELERANT/DRIVER_PATH and renamed the relative constants

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@15666 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/kits/game/WindowScreen.cpp

@@ -991,16 +991,16 @@ BWindowScreen::InitClone()
 
 	CALLED();
 	AppServerLink link;
-	link.StartMessage(AS_GET_ACCELERANT_NAME);
+	link.StartMessage(AS_GET_ACCELERANT_PATH);
 	link.Attach<int32>(fScreenIndex);
 	
 	status_t status = B_ERROR;
 	if (link.FlushWithReply(status) < B_OK || status < B_OK)
 		return status;
 
-	BString accelerantName;
-	link.ReadString(accelerantName);
-	fAddonImage = load_add_on(accelerantName.String()); 
+	BString accelerantPath;
+	link.ReadString(accelerantPath);
+	fAddonImage = load_add_on(accelerantPath.String()); 
 	if (fAddonImage < B_OK) {
 		printf("InitClone: cannot load accelerant image\n");
 		return fAddonImage;
@@ -1025,12 +1025,12 @@ BWindowScreen::InitClone()
 	}
 
 	status = B_ERROR;
-	link.StartMessage(AS_GET_DRIVER_NAME);
+	link.StartMessage(AS_GET_DRIVER_PATH);
 	link.Attach<int32>(fScreenIndex);
 	if (link.FlushWithReply(status) == B_OK && status == B_OK) {
-		BString driverName;
-		link.ReadString(driverName);
-		status = clone((void *)driverName.String());
+		BString driverPath;
+		link.ReadString(driverPath);
+		status = clone((void *)driverPath.String());
 	}
 	
 	if (status < B_OK) {

src/servers/app/ServerApp.cpp

@@ -2280,6 +2280,36 @@ ServerApp::_DispatchMessage(int32 code, BPrivate::LinkReceiver& link)
 			fLink.Flush();
 			break;
 		}
+		
+		case AS_GET_ACCELERANT_PATH:
+		{
+			int32 index;
+			fLink.Read<int32>(&index);
+			
+			BString path;
+			status_t status = fDesktop->HWInterface()->GetAccelerantPath(path);
+			fLink.StartMessage(status);
+			if (status == B_OK)
+				fLink.AttachString(path.String());
+			
+			fLink.Flush();
+			break;
+		}
+		
+		case AS_GET_DRIVER_PATH:
+		{
+			int32 index;
+			fLink.Read<int32>(&index);
+			
+			BString path;
+			status_t status = fDesktop->HWInterface()->GetDriverPath(path);
+			fLink.StartMessage(status);
+			if (status == B_OK)
+				fLink.AttachString(path.String());
+			
+			fLink.Flush();
+			break;
+		}
 
 		default:
 			printf("ServerApp %s received unhandled message code %ld\n",

src/servers/app/drawing/AccelerantHWInterface.cpp

@@ -616,6 +616,26 @@ AccelerantHWInterface::DPMSCapabilities()
 	return fAccDPMSCapabilities();
 }
 
+
+status_t
+AccelerantHWInterface::GetAccelerantPath(BString &string)
+{
+	image_info info;
+	status_t status = get_image_info(fAccelerantImage, &info);
+	if (status == B_OK)
+		string = info.name;
+	return status;
+}
+
+
+status_t
+AccelerantHWInterface::GetDriverPath(BString &string)
+{
+	// TODO: Get path from fCardFD: is that possible ?
+	return B_ERROR;
+}
+
+
 // AvailableHardwareAcceleration
 uint32
 AccelerantHWInterface::AvailableHWAcceleration() const

src/servers/app/drawing/AccelerantHWInterface.h

@@ -47,6 +47,9 @@ public:
 	virtual uint32				DPMSMode();
 	virtual uint32				DPMSCapabilities();
 
+	virtual status_t			GetAccelerantPath(BString &path);
+	virtual status_t			GetDriverPath(BString &path);
+
 	// query for available hardware accleration and perform it
 	virtual	uint32				AvailableHWAcceleration() const;
 

src/servers/app/drawing/HWInterface.cpp

@@ -38,6 +38,21 @@ HWInterface::Initialize()
 	return MultiLocker::InitCheck();
 }
 
+
+status_t
+HWInterface::GetAccelerantPath(BString &path)
+{
+	return B_ERROR;
+}
+
+
+status_t
+HWInterface::GetDriverPath(BString &path)
+{
+	return B_ERROR;
+}
+
+
 // SetCursor
 void
 HWInterface::SetCursor(ServerCursor* cursor)

src/servers/app/drawing/HWInterface.h

@@ -19,6 +19,7 @@ class RenderingBuffer;
 class RGBColor;
 class ServerCursor;
 class UpdateQueue;
+class BString;
 
 enum {
 	HW_ACC_COPY_REGION					= 0x00000001,
@@ -58,6 +59,9 @@ class HWInterface : public MultiLocker {
 	virtual uint32				DPMSMode() = 0;
 	virtual uint32				DPMSCapabilities() = 0;
 
+	virtual status_t			GetAccelerantPath(BString &path);
+	virtual status_t			GetDriverPath(BString &path);
+
 	// query for available hardware accleration and perform it
 	// (Initialize() must have been called already)
 	virtual	uint32				AvailableHWAcceleration() const