Moved selection to be a service

Blocks3D.exe.manifest

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
 <assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
 	<assemblyIdentity
-		version="0.0.105.2"
+		version="0.0.106.0"
 		processorArchitecture="*"
 		name="Blocks3D.Blocks3D.Blocks3D"
 		type="win32"

Blocks3D.vcproj

@@ -491,6 +491,10 @@
 						/>
 					</FileConfiguration>
 				</File>
+				<File
+					RelativePath=".\src\source\DataModel\SelectionService.cpp"
+					>
+				</File>
 				<File
 					RelativePath=".\src\source\DataModelV2\WorkspaceInstance.cpp"
 					>
@@ -840,6 +844,10 @@
 					RelativePath=".\src\include\DataModelV2\PVInstance.h"
 					>
 				</File>
+				<File
+					RelativePath=".\src\include\DataModelV2\SelectionService.h"
+					>
+				</File>
 				<File
 					RelativePath=".\src\include\DataModelV2\WorkspaceInstance.h"
 					>

Dialogs.rc

@@ -49,5 +49,5 @@ IDI_ICON1          ICON           "FatB3dIcon.ico"
 //
 #ifndef _DEBUG
 LANGUAGE LANG_NEUTRAL, SUBLANG_NEUTRAL
-1				RT_MANIFEST    ".\\Blocks3D.exe.manifest"
+1				MANIFEST    ".\\Blocks3D.exe.manifest"
 #endif

src/include/Application.h

@@ -32,7 +32,6 @@ class Application { // : public GApp {
 		PartInstance*	makePart();
 		void			drawButtons(RenderDevice* rd);
 		void			drawOutline(Vector3 from, Vector3 to, RenderDevice* rd, LightingParameters lighting, Vector3 size, Vector3 pos, CoordinateFrame c);
-		std::vector<Instance*>	getSelection();
 		void		deleteInstance();
 		void		run();
 		void		QuitApp();

src/include/DataModelV2/DataModelInstance.h

@@ -2,6 +2,7 @@
 #include "WorkspaceInstance.h"
 #include "LevelInstance.h"
 #include "PartInstance.h"
+#include "SelectionService.h"
 #include "rapidxml/rapidxml.hpp"
 #include "GuiRootInstance.h"
 #include "XplicitNgine/XplicitNgine.h"
@@ -30,12 +31,7 @@ public:
 	bool					showMessage;
 	G3D::GFontRef			font;
 	GuiRootInstance*		getGuiRoot();
-	//float					mousex;
+	SelectionService*		getSelectionService();
-	//float					mousey;
-	//Vector2					getMousePos();
-	//void					setMousePos(int x,int y);
-	//void					setMousePos(Vector2 pos);
-	//bool					mouseButton1Down;
 	PartInstance*			makePart();
 	void					clearLevel();
 	void					toggleRun();
@@ -56,6 +52,7 @@ private:
 	WorkspaceInstance*		workspace;
 	LevelInstance *			level;
 	GuiRootInstance*		guiRoot;
+	SelectionService*		selectionService;
 	bool					running;
 	XplicitNgine *			xplicitNgine;
 };

src/include/DataModelV2/SelectionService.h

@@ -0,0 +1,21 @@
+#pragma once
+#include "Instance.h"
+#include "PropertyWindow.h"
+
+class SelectionService : public Instance
+{
+public:
+	SelectionService(void);
+	~SelectionService(void);
+	SelectionService(const SelectionService &oinst);
+	std::vector<Instance *> getSelection();
+	void clearSelection();
+	bool isSelected(Instance * instance);
+	void addSelected(Instance * instance);
+	void removeSelected(Instance * instance);
+	void addSelected(const std::vector<Instance *> &instances);
+	void setPropertyWindow(PropertyWindow * propertyWindow);
+private:
+	std::vector<Instance *> selection;
+	PropertyWindow * propertyWindow;
+};

src/include/Globals.h

@@ -25,7 +25,6 @@ public:
 };
 
 extern std::vector<Instance*> postRenderStack;
-extern std::vector<Instance*> g_selectedInstances;
 extern bool running;
 extern DataModelInstance* g_dataModel;
 extern XplicitNgine* g_xplicitNgine;

src/include/PropertyWindow.h

@@ -1,14 +1,15 @@
 #pragma once
 #include "DataModelV2/Instance.h"
+#include <set>
 
 class PropertyWindow {
 public:
 	PropertyWindow(int x, int y, int sx, int sy, HMODULE hThisInstance);
 	bool	onCreate(int x, int y, int sx, int sy, HMODULE hThisInstance);
-	void	UpdateSelected(Instance *);
+	void	UpdateSelected(std::vector<Instance *> selection);
 	void	ClearProperties();
 	void	onResize();
-	void	refreshExplorer(Instance* selectedInstance);
+	void	refreshExplorer(std::vector<Instance *> selection);
 	HWND	_hwndProp;
 private:
 	HWND	_propGrid;

src/source/Application.cpp

@@ -154,19 +154,19 @@ void Application::navigateToolbox(std::string path)
 
 void Application::deleteInstance()
 {
-	if(g_selectedInstances.size() > 0)
+	if(_dataModel->getSelectionService()->getSelection().size() > 0)
 	{
 		size_t undeletable = 0;
-		while(g_selectedInstances.size() > undeletable)
+		while(_dataModel->getSelectionService()->getSelection().size() > undeletable)
 		{
-			if(g_selectedInstances.at(0)->canDelete)
+			if(_dataModel->getSelectionService()->getSelection()[0]->canDelete)
 			{
 				AudioPlayer::playSound(GetFileInPath("/content/sounds/pageturn.wav"));
-				Instance* selectedInstance = g_selectedInstances.at(0);
+				Instance* selectedInstance = g_dataModel->getSelectionService()->getSelection()[0];
+				_dataModel->getSelectionService()->removeChild(selectedInstance);
 				selectedInstance->setParent(NULL);
 				delete selectedInstance;
 				selectedInstance = NULL;
-				g_selectedInstances.erase(g_selectedInstances.begin());
 			}
 			else
 			{
@@ -174,8 +174,8 @@ void Application::deleteInstance()
 			}
 		}
 	}
-	if(g_selectedInstances.size() == 0)
+	if(_dataModel->getSelectionService()->getSelection().size() == 0)
-		g_usableApp->_propWindow->UpdateSelected(g_dataModel);
+		_dataModel->getSelectionService()->addSelected(_dataModel);
 }
 
 
@@ -280,6 +280,8 @@ void Application::onInit()  {
 	_dataModel->debugGetOpen();
 #endif
 	
+	_dataModel->getSelectionService()->clearSelection();
+	_dataModel->getSelectionService()->addSelected(_dataModel);
 
 
 
@@ -311,10 +313,6 @@ void Application::onNetwork() {
 //	return pow(pow((double)vector1.x - (double)vector2.x, 2) + pow((double)vector1.y - (double)vector2.y, 2) + pow((double)vector1.z - (double)vector2.z, 2), 0.5);
 //}
 
-std::vector<Instance*> Application::getSelection()
-{
-	return g_selectedInstances;
-}
 void Application::onSimulation(RealTime rdt, SimTime sdt, SimTime idt) {
 
 	if(_dataModel->isRunning())
@@ -331,25 +329,13 @@ void Application::onSimulation(RealTime rdt, SimTime sdt, SimTime idt) {
 			else 
 				_dataModel->getEngine()->createBody(partInstance);
 		}
-		bool a = false;
 		while(toDelete.size() > 0)
 		{
 			PartInstance * p = toDelete.back();
 			toDelete.pop_back();
-			if(std::find(g_selectedInstances.begin(), g_selectedInstances.end(), p) != g_selectedInstances.end())
+			g_dataModel->getSelectionService()->removeSelected(p);
-			{
-				g_selectedInstances.erase(std::remove(g_selectedInstances.begin(), g_selectedInstances.end(), p), g_selectedInstances.end());
-				a = true;
-			}
 			p->setParent(NULL);
 			delete p;
-		}	
-		if(a)
-		{
-			if(g_selectedInstances.size() == 0)
-				g_usableApp->_propWindow->UpdateSelected(g_dataModel);
-			else if(g_selectedInstances.size() == 1)
-				g_usableApp->_propWindow->UpdateSelected(g_selectedInstances[0]);
 		}
 		for(int i = 0; i < 6; i++)
 		{
@@ -603,17 +589,15 @@ void Application::onGraphics(RenderDevice* rd) {
 
 
 	//Draw::box(G3D::Box(mouse.getPosition()-Vector3(2,0.5F,1),mouse.getPosition()+Vector3(2,0.5F,1)), rd, Color3::cyan(), Color4::clear());
-	if(g_selectedInstances.size() > 0)
+
+	for(size_t i = 0; i < _dataModel->getSelectionService()->getSelection().size(); i++)
 	{
-		for(size_t i = 0; i < g_selectedInstances.size(); i++)
+		if(PartInstance* part = dynamic_cast<PartInstance*>(g_dataModel->getSelectionService()->getSelection()[i]))
 		{
-			if(PartInstance* part = dynamic_cast<PartInstance*>(g_selectedInstances.at(i)))
+		Vector3 size = part->getSize();
-			{
+		Vector3 pos = part->getPosition();
-			Vector3 size = part->getSize();
+		drawOutline(Vector3(0+size.x/2, 0+size.y/2, 0+size.z/2) ,Vector3(0-size.x/2,0-size.y/2,0-size.z/2), rd, lighting, Vector3(size.x/2, size.y/2, size.z/2), Vector3(pos.x, pos.y, pos.z), part->getCFrame());
-			Vector3 pos = part->getPosition();
+		}		
-			drawOutline(Vector3(0+size.x/2, 0+size.y/2, 0+size.z/2) ,Vector3(0-size.x/2,0-size.y/2,0-size.z/2), rd, lighting, Vector3(size.x/2, size.y/2, size.z/2), Vector3(pos.x, pos.y, pos.z), part->getCFrame());
-			}
-		}
 	}
 	
 
@@ -702,12 +686,6 @@ void Application::onKeyUp(int key)
 
 void Application::onMouseLeftPressed(HWND hwnd,int x,int y)
 {
-	//Removed set focus 
-
-
-	//std::cout << "Click: " << x << "," << y << std::endl;
-	
-	
 	bool onGUI = _dataModel->getGuiRoot()->mouseInGUI(renderDevice, x, y);
 	
 	
@@ -717,19 +695,6 @@ void Application::onMouseLeftPressed(HWND hwnd,int x,int y)
 	}
 }
 
-void Application::selectInstance(Instance* selectedInstance, PropertyWindow* propWindow)
-{
-	if(!GetHoldKeyState(VK_RCONTROL) && !GetHoldKeyState(VK_LCONTROL))
-	{
-		printf("No control key hold \n");
-		g_selectedInstances.clear();
-	}
-	else printf("Control held\n");
-	if(std::find(g_selectedInstances.begin(), g_selectedInstances.end(),selectedInstance)==g_selectedInstances.end())
-		g_selectedInstances.push_back(selectedInstance);
-	propWindow->UpdateSelected(selectedInstance);
-
-}
 G3D::RenderDevice* Application::getRenderDevice()
 {
 	return renderDevice;
@@ -737,13 +702,9 @@ G3D::RenderDevice* Application::getRenderDevice()
 
 void Application::onMouseLeftUp(G3D::RenderDevice* renderDevice, int x, int y)
 {
-	//std::cout << "Release: " << x << "," << y << std::endl;
 	_dataModel->getGuiRoot()->onMouseLeftUp(renderDevice, x, y);
 	_dragging = false;
 	tool->onButton1MouseUp(mouse);
-	//_message = "Dragging = false.";
-	//_messageTime = System::time();
-
 }
 
 void Application::onMouseRightPressed(int x,int y)
@@ -763,8 +724,6 @@ void Application::onMouseMoved(int x,int y)
 	mouse.y = y;
 	//tool->onMouseMoved(mouse);
 	mouseMoveState = true;
-	//_dataModel->mousex = x;
-	//_dataModel->mousey = y;
 
 }
 void Application::onMouseWheel(int x,int y,short delta)

src/source/DataModel/SelectionService.cpp

@@ -0,0 +1,53 @@
+#include "DataModelV2/SelectionService.h"
+
+SelectionService::SelectionService(void){
+	Instance::Instance();
+	propertyWindow = NULL;
+}
+
+SelectionService::~SelectionService(void){
+}
+
+SelectionService::SelectionService(const SelectionService &oinst){
+	Instance::Instance(oinst);
+	propertyWindow = NULL;
+}
+
+
+std::vector<Instance *> SelectionService::getSelection(){
+	return this->selection;
+}
+void SelectionService::clearSelection(){
+	this->selection.clear();
+	if(propertyWindow != NULL)
+		propertyWindow->ClearProperties();
+}
+bool SelectionService::isSelected(Instance * instance){
+	return std::find(selection.begin(), selection.end(), instance) != selection.end();
+}
+void SelectionService::addSelected(Instance * instance){
+	if(!isSelected(instance))
+		this->selection.push_back(instance);
+	if(propertyWindow != NULL)
+		propertyWindow->UpdateSelected(selection);
+}
+void SelectionService::removeSelected(Instance * instance){
+	selection.erase(std::remove(selection.begin(), selection.end(), instance), selection.end());
+	if(propertyWindow != NULL)
+		propertyWindow->UpdateSelected(selection);
+}
+void SelectionService::addSelected(const std::vector<Instance *> &instances){
+	for(size_t i = 0; i < instances.size(); i++)
+	{
+		if(!isSelected(instances[i]))
+			this->selection.push_back(instances[i]);
+	}
+	if(propertyWindow != NULL)
+		propertyWindow->UpdateSelected(selection);
+}
+void SelectionService::setPropertyWindow(PropertyWindow * propertyWindow)
+{
+	this->propertyWindow = propertyWindow;
+	if(propertyWindow != NULL)
+		propertyWindow->ClearProperties();
+}

src/source/DataModelV2/DataModelInstance.cpp

@@ -1,5 +1,6 @@
 #include <string>
 #include "DataModelV2/GuiRootInstance.h"
+#include "DataModelV2/ToggleImageButtonInstance.h"
 #include "DataModelV2/DataModelInstance.h"
 #include <fstream>
 #include <iostream>
@@ -19,6 +20,8 @@ DataModelInstance::DataModelInstance(void)
 	workspace = new WorkspaceInstance();
 	guiRoot = new GuiRootInstance();
 	level = new LevelInstance();
+	selectionService = new SelectionService();
+	selectionService->setPropertyWindow(g_usableApp->_propWindow);
 	//children.push_back(workspace);
 	//children.push_back(level);
 	className = "dataModel";
@@ -61,6 +64,7 @@ void DataModelInstance::toggleRun()
 	//if(!running)
 		//resetEngine();
 }
+
 bool DataModelInstance::isRunning()
 {
 	return running;
@@ -83,8 +87,17 @@ void DataModelInstance::modXMLLevel(float modY)
 
 void DataModelInstance::clearLevel()
 {
+	running = false;
+	Instance * goButton = this->getGuiRoot()->findFirstChild("go");
+	if(goButton != NULL){
+		if(ToggleImageButtonInstance* goButtonReal = dynamic_cast<ToggleImageButtonInstance*>(goButton))
+		{
+			goButtonReal->checked = false;
+		}
+	}
+	selectionService->clearSelection();
+	selectionService->addSelected(this);
 	workspace->clearChildren();
-	g_usableApp->_propWindow->UpdateSelected(this);
 }
 PartInstance* DataModelInstance::makePart()
 {
@@ -480,6 +493,8 @@ bool DataModelInstance::load(const char* filename, bool clearObjects)
 		std::string tname = hname.substr(0, hname.length() - 5);
 		name = tname;
 		resetEngine();
+		selectionService->clearSelection();
+		selectionService->addSelected(this);
 		return true;
 	}
 	else
@@ -622,25 +637,16 @@ WorkspaceInstance* DataModelInstance::getWorkspace()
 {
 	return workspace;
 }
-/*Vector2 DataModelInstance::getMousePos()
+
-{
-	return Vector2(mousex,mousey);
-}
-void DataModelInstance::setMousePos(int x,int y)
-{
-	mousex=x;
-	mousey=y;
-}
-void DataModelInstance::setMousePos(Vector2 pos)
-{
-	mousex=pos.x;
-	mousey=pos.y;
-}*/
 GuiRootInstance* DataModelInstance::getGuiRoot()
 {
 	return guiRoot;
 }
 
+SelectionService* DataModelInstance::getSelectionService()
+{
+	return selectionService;
+}
 
 LevelInstance* DataModelInstance::getLevel()
 {

src/source/DataModelV2/GuiRootInstance.cpp

@@ -507,8 +507,8 @@ void GuiRootInstance::update()
 		button4->disabled = true;
 		button5->disabled = true;
 		button6->disabled = true;
-		for(size_t i = 0; i < g_selectedInstances.size(); i++)
+		for(size_t i = 0; i < g_dataModel->getSelectionService()->getSelection().size(); i++)
-			if(g_selectedInstances.at(i)->canDelete)
+			if(g_dataModel->getSelectionService()->getSelection()[i]->canDelete)
 			{
 				button->disabled = false;
 				button2->disabled = false;

src/source/IEBrowser.cpp

@@ -43,9 +43,9 @@ HRESULT IEBrowser::doExternal(std::wstring funcName,
 		if(pDispParams->rgvarg->intVal < 0 || pDispParams->rgvarg->intVal > 7)
 			return S_OK;
 		Enum::Controller::Value cont = (Enum::Controller::Value)pDispParams->rgvarg->intVal;
-		for(size_t i = 0; i < g_selectedInstances.size(); i++)
+		for(size_t i = 0; i < g_dataModel->getSelectionService()->getSelection().size(); i++)
 		{
-			if(PVInstance* part = dynamic_cast<PVInstance*>(g_selectedInstances.at(i)))
+			if(PVInstance* part = dynamic_cast<PVInstance*>(g_dataModel->getSelectionService()->getSelection()[i]))
 			{
 				ding = true;
 				part->controller = cont;

src/source/Listener/CameraButtonListener.cpp

@@ -7,8 +7,8 @@ void CameraButtonListener::onButton1MouseClick(BaseButtonInstance* button)
 {
 	AudioPlayer::playSound(cameraSound);
 	CoordinateFrame frame = g_usableApp->cameraController.getCamera()->getCoordinateFrame();
-	if(button->name == "CenterCam" && g_selectedInstances.size() > 0)
+	if(button->name == "CenterCam" && g_dataModel->getSelectionService()->getSelection().size() > 0)
-		g_usableApp->cameraController.centerCamera(g_selectedInstances.at(0));
+		g_usableApp->cameraController.centerCamera(g_dataModel->getSelectionService()->getSelection()[0]);
 	else if(button->name == "ZoomIn")
 		g_usableApp->cameraController.Zoom(1);
 	else if(button->name == "ZoomOut")

src/source/Listener/GUDButtonListener.cpp

@@ -2,13 +2,14 @@
 #include "Application.h"
 #include "Globals.h"
 #include "AudioPlayer.h"
+#include "DataModelV2/SelectionService.h"
 #include "Listener/GUDButtonListener.h"
 
 void GUDButtonListener::onButton1MouseClick(BaseButtonInstance* button)
 {
 	bool cont = false;
-	for(size_t i = 0; i < g_selectedInstances.size(); i++)
+	for(size_t i = 0; i < g_dataModel->getSelectionService()->getSelection().size(); i++)
-		if(g_selectedInstances.at(i)->canDelete)
+		if(g_dataModel->getSelectionService()->getSelection()[i]->canDelete)
 		{
 			cont = true;	
 			break;
@@ -19,53 +20,46 @@ void GUDButtonListener::onButton1MouseClick(BaseButtonInstance* button)
 		if(button->name == "Duplicate")
 		{
 			std::vector<Instance*> newinst;
-			for(size_t i = 0; i < g_selectedInstances.size(); i++)
+			for(size_t i = 0; i < g_dataModel->getSelectionService()->getSelection().size(); i++)
 			{
-				if(g_selectedInstances.at(i)->canDelete)
+				if(g_dataModel->getSelectionService()->getSelection()[i]->canDelete)
 				{
-				Instance* tempinst = g_selectedInstances.at(i);
+				Instance* tempinst = g_dataModel->getSelectionService()->getSelection()[i];
 				
-				Instance* clonedInstance = g_selectedInstances.at(i)->clone();
+				Instance* clonedInstance = g_dataModel->getSelectionService()->getSelection()[i]->clone();
 
 				newinst.push_back(tempinst);
 				}
-				/*tempinst->setPosition(Vector3(tempPos.x, tempPos.y + tempSize.y, tempPos.z));
-				g_usableApp->cameraController.centerCamera(g_selectedInstances.at(0));*/
 			}
-			g_selectedInstances = newinst;
+			g_dataModel->getSelectionService()->clearSelection();
-			if(g_selectedInstances.size() > 0)
+			g_dataModel->getSelectionService()->addSelected(newinst);
-				g_usableApp->_propWindow->UpdateSelected(newinst.at(0));
 		}
 		else if(button->name == "Group")
 		{
 			GroupInstance * inst = new GroupInstance();
 			inst->setParent(g_dataModel->getWorkspace());
-			for(size_t i = 0; i < g_selectedInstances.size(); i++)
+			for(size_t i = 0; i < g_dataModel->getSelectionService()->getSelection().size(); i++)
 			{
-				if(g_selectedInstances.at(i)->canDelete)
+				if(g_dataModel->getSelectionService()->getSelection()[i]->canDelete)
 				{
-					g_selectedInstances.at(i)->setParent(inst);
+					g_dataModel->getSelectionService()->getSelection()[i]->setParent(inst);
-					if(PartInstance* part = dynamic_cast<PartInstance*>(g_selectedInstances.at(i)))
+					if(PartInstance* part = dynamic_cast<PartInstance*>(g_dataModel->getSelectionService()->getSelection()[i]))
 					{
 						inst->primaryPart = part;
 					}
 				}
-				/*tempinst->setPosition(Vector3(tempPos.x, tempPos.y + tempSize.y, tempPos.z));
-				g_usableApp->cameraController.centerCamera(g_selectedInstances.at(0));*/
 			}
-			g_selectedInstances.clear();
+			g_dataModel->getSelectionService()->clearSelection();
-			g_selectedInstances.push_back(inst);
+			g_dataModel->getSelectionService()->addSelected(inst);
-			if(g_selectedInstances.size() > 0)
-				g_usableApp->_propWindow->UpdateSelected(g_selectedInstances.at(0));
 		}
 		else if(button->name == "UnGroup")
 		{
 			std::vector<Instance*> newinst;
-			for(size_t i = 0; i < g_selectedInstances.size(); i++)
+			for(size_t i = 0; i < g_dataModel->getSelectionService()->getSelection().size(); i++)
 			{
-				if(g_selectedInstances.at(i)->canDelete)
+				if(g_dataModel->getSelectionService()->getSelection()[i]->canDelete)
 				{
-					if(GroupInstance* model = dynamic_cast<GroupInstance*>(g_selectedInstances.at(i)))
+					if(GroupInstance* model = dynamic_cast<GroupInstance*>(g_dataModel->getSelectionService()->getSelection()[i]))
 					{
 						newinst = model->unGroup();
 						model->setParent(NULL);
@@ -73,13 +67,9 @@ void GUDButtonListener::onButton1MouseClick(BaseButtonInstance* button)
 						model = NULL;
 					}
 				}
-				/*tempinst->setPosition(Vector3(tempPos.x, tempPos.y + tempSize.y, tempPos.z));
-				g_usableApp->cameraController.centerCamera(g_selectedInstances.at(0));*/
 			}
-			g_selectedInstances.clear();
+			g_dataModel->getSelectionService()->clearSelection();
-			g_selectedInstances = newinst;
+			g_dataModel->getSelectionService()->addSelected(newinst);
-			if(g_selectedInstances.size() > 0)
-				g_usableApp->_propWindow->UpdateSelected(newinst.at(0));
 		}
 	}
 }

src/source/Listener/RotateButtonListener.cpp

@@ -5,9 +5,9 @@
 
 void RotateButtonListener::onButton1MouseClick(BaseButtonInstance* button)
 {
-	if(g_selectedInstances.size() > 0)
+	if(g_dataModel->getSelectionService()->getSelection().size() > 0)
 	{
-		Instance* selectedInstance = g_selectedInstances.at(0);
+		Instance* selectedInstance = g_dataModel->getSelectionService()->getSelection()[0];
 		AudioPlayer::playSound(clickSound);
 		if(PartInstance* part = dynamic_cast<PartInstance*>(selectedInstance))
 		{

src/source/PropertyWindow.cpp

@@ -172,8 +172,8 @@ LRESULT CALLBACK PropProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
 					int ItemIndex = SendMessage((HWND) lParam, (UINT) CB_GETCURSEL, (WPARAM) 0, (LPARAM) 0);
 					CHAR  ListItem[256];
 					SendMessage((HWND) lParam, (UINT) CB_GETLBTEXT, (WPARAM) ItemIndex, (LPARAM) ListItem); 
-					propWind->ClearProperties();
+					g_dataModel->getSelectionService()->clearSelection();
-					g_usableApp->selectInstance(children.at(ItemIndex),propWind);
+					g_dataModel->getSelectionService()->addSelected(children.at(ItemIndex));
 				}
 			}
 		break;
@@ -203,13 +203,12 @@ LRESULT CALLBACK PropProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
 	return 0; 
 }
 
-void PropertyWindow::refreshExplorer(Instance* selectedInstance)
+void PropertyWindow::refreshExplorer(std::vector<Instance*> selectedInstances)
 {
+	Instance * instance = selectedInstances[0];
 	SendMessage(_explorerComboBox,CB_RESETCONTENT,0,0); 
 	parent = NULL;
 	children.clear();
-	//g_selectedInstances.clear();
-	//for (unsigned int i=0;i<g_selectedInstances.size();i++) {
 	children.push_back(selectedInstance);
 	SendMessage(_explorerComboBox, CB_ADDSTRING, 0, (LPARAM)selectedInstance->name.c_str()); 
 	if(selectedInstance->getParent() != NULL)
@@ -221,7 +220,6 @@ void PropertyWindow::refreshExplorer(Instance* selectedInstance)
 		parent = selectedInstance->getParent();
 		children.push_back(selectedInstance->getParent());
 	}
-	//children = g_selectedInstances[i]->getChildren();
 
 	std::vector<Instance*> selectedChildren = selectedInstance->getChildren();
 	for(size_t z = 0; z < selectedChildren.size(); z++)
@@ -338,8 +336,14 @@ void PropertyWindow::_resize()
 	SetWindowPos(_explorerComboBox, NULL, 0, 0, rect.right, 400, SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE);
 }
 
-void PropertyWindow::UpdateSelected(Instance * instance)
+void PropertyWindow::UpdateSelected(std::vector<Instance *> instances)
 {
+	if(instances.size() < 0)
+	{
+		ClearProperties();
+		return;
+	}
+	Instance * instance = instances[0];
 	PropGrid_ResetContent(_propGrid);
 	prop = instance->getProperties();
 	//if (selectedInstance != instance)
@@ -356,7 +360,7 @@ void PropertyWindow::UpdateSelected(Instance * instance)
 		PropGrid_ExpandAllCatalogs(_propGrid);
 		//SetWindowLongPtr(_propGrid,GWL_USERDATA,(LONG)this);
 
-		refreshExplorer(instance);
+		refreshExplorer(instances);
 		_resize();
 	}
 }

src/source/Tool/ArrowTool.cpp

@@ -1,5 +1,6 @@
 #include "Tool/ArrowTool.h"
 #include "Application.h"
+#include "DataModelV2/SelectionService.h"
 
 ArrowTool::ArrowTool(void)
 {
@@ -21,13 +22,12 @@ void ArrowTool::onButton1MouseDown(Mouse mouse)
 	mouseDownStarty = mouse.y;
 	mouseDown = true;
 	if(!lctrlDown && !rctrlDown)
-		g_selectedInstances.clear();
+		g_dataModel->getSelectionService()->clearSelection();
 	PartInstance * target = mouse.getTarget();
-	if(target != NULL && std::find(g_selectedInstances.begin(), g_selectedInstances.end(), target) == g_selectedInstances.end())
+	if(target != NULL)
-		g_selectedInstances.push_back(target);
+		g_dataModel->getSelectionService()->addSelected(target);
-	if(g_selectedInstances.size() == 0)
+	if(g_dataModel->getSelectionService()->getSelection().size() == 0)
-		g_selectedInstances.push_back(g_dataModel);
+		g_dataModel->getSelectionService()->addSelected(g_dataModel);
-	g_usableApp->_propWindow->UpdateSelected(g_selectedInstances[0]);
 }
 void ArrowTool::onButton1MouseUp(Mouse mouse)
 {
@@ -47,11 +47,11 @@ void ArrowTool::onMouseMoved(Mouse mouse)
 			}
 			else return;
 		}
-		for(size_t i = 0; i < g_selectedInstances.size(); i++) //This will later decide primary and move all parts according to primary
+		for(size_t i = 0; i < g_dataModel->getSelectionService()->getSelection().size(); i++) //This will later decide primary and move all parts according to primary
 		{
-			if(PartInstance * part = dynamic_cast<PartInstance *>(g_selectedInstances[i]))
+			if(PartInstance * part = dynamic_cast<PartInstance *>(g_dataModel->getSelectionService()->getSelection()[i]))
 			{
-				part->setPosition(mouse.getPosition(g_selectedInstances));
+				part->setPosition(mouse.getPosition(g_dataModel->getSelectionService()->getSelection()));
 			}
 		}
 		return;