RootLayer now tracks which mouse buttons are down

Implemented ServerWindow code for GetMouse


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@11265 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/servers/app/server/RootLayer.cpp

@@ -879,6 +879,15 @@ void RootLayer::SetBGColor(const RGBColor &col)
 	fLayerData->viewcolor	= col;
 }
 
+int32 RootLayer::Buttons(void)
+{
+	Lock();
+	int32 value=fButtons;
+	Unlock();
+	
+	return value;
+}
+
 RGBColor RootLayer::BGColor(void) const
 {
 	return fLayerData->viewcolor;
@@ -920,6 +929,10 @@ void RootLayer::MouseEventHandler(int32 code, BPortLink& msg)
 			msg.Read<int32>(&evt.buttons);
 			msg.Read<int32>(&evt.clicks);
 			
+			// We'll need this so that GetMouse can query for which buttons
+			// are down.
+			fButtons=evt.buttons;
+			
 			// printf("MOUSE DOWN: at (%f, %f)\n", evt.where.x, evt.where.y);
 			
 			WinBorder	*target=NULL;

src/servers/app/server/RootLayer.h

@@ -96,6 +96,7 @@ public:
 	void SetBGColor(const RGBColor &col);
 	RGBColor BGColor(void) const;
 	
+	int32 Buttons(void);
 	virtual bool HasClient(void) { return false; }
 	
 	void AddWinBorderToWorkspaces(WinBorder *winBorder, uint32 wks);
@@ -157,6 +158,7 @@ private:
 	int32 fScreenXResolution;
 	int32 fScreenYResolution;
 	uint32 fColorSpace;
+	int32 fButtons;
 	
 	BList fWorkspaceList;
 	Workspace *fActiveWorkspace;

src/servers/app/server/ServerWindow.cpp

@@ -2128,9 +2128,8 @@ void ServerWindow::DispatchMessage(int32 code, LinkMsgReader &link)
 		}
 		case AS_LAYER_GET_MOUSE_COORDS:
 		{
-			// TODO: Implement AS_LAYER_MOUSE_COORDS
-			STRACE(("ServerWindow %s: Message AS_GET_MOUSE_COORDS unimplemented\n",fTitle.String()));
-			DTRACE(("ServerWindow %s: Message AS_GET_MOUSE_COORDS unimplemented\n",fTitle.String()));
+			DTRACE(("ServerWindow %s: Message AS_GET_MOUSE_COORDS\n",fTitle.String()));
+			
 			// Attached Data:
 			// 1) port_id reply port
 			
@@ -2144,8 +2143,12 @@ void ServerWindow::DispatchMessage(int32 code, LinkMsgReader &link)
 			port_id replyport;
 			link.Read<port_id>(&replyport);
 			
+			int32 buttons=desktop->ActiveRootLayer()->Buttons();
+			
 			BPortLink replylink(replyport);
-			replylink.StartMessage(SERVER_FALSE);
+			replylink.StartMessage(SERVER_TRUE);
+			replylink.Attach<BPoint>(desktop->GetDisplayDriver()->GetCursorPosition());
+			replylink.Attach<int32>(buttons);
 			replylink.Flush();
 			break;
 		}