CWE-ou-minkata/MOULOpenSourceClientPlugin/Plasma20/Sources/Tools/MaxComponent/plPickNodeBase.cpp

/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.

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*==LICENSE==*/
#include "HeadSpin.h"
#include "plPickNodeBase.h"

#include "../MaxMain/plMaxNode.h"
#include "plComponentBase.h"
#include "resource.h"
#include "../MaxMain/plMaxAccelerators.h"

#include <algorithm>

plPickNodeBase::plPickNodeBase(IParamBlock2* pb, int nodeParamID) : fPB(pb), fNodeParamID(nodeParamID)
{
}


bool plPickNodeBase::DoPick()
{
	plMaxAccelerators::Disable();

	// Create Dlg
	BOOL ret = DialogBoxParam(hInstance,
							MAKEINTRESOURCE(IDD_PICK_NODE),
							GetCOREInterface()->GetMAXHWnd(),
							IDlgProc,
							(LPARAM)this);

	plMaxAccelerators::Enable();

	return (ret != 0);
}

void plPickNodeBase::IInitDlg(HWND hDlg)
{
	HWND hList = GetDlgItem(hDlg, IDC_NODE_LIST);

//	int idx = ListBox_AddString(hList, kUserTypeNone);
//	ListBox_SetCurSel(hList, idx);

	IAddUserType(hList);

//	LONG style = GetWindowLong(hList, GWL_STYLE);
//	SetWindowLong(hList, GWL_STYLE, style | LBS_MULTIPLESEL);

	plMaxNode* curSelNode = nil;
	ParamType2 type = fPB->GetParameterType(fNodeParamID);
	if (type == TYPE_REFTARG)
		curSelNode = (plMaxNode*)fPB->GetReferenceTarget(fNodeParamID);
	else if (type == TYPE_INODE)
		curSelNode = (plMaxNode*)fPB->GetINode(fNodeParamID);

	IGetNodesRecur((plMaxNode*)GetCOREInterface()->GetRootNode(), hList, curSelNode);
}

BOOL plPickNodeBase::IDlgProc(HWND hDlg, UINT msg, WPARAM wParam, LPARAM lParam)
{
	static plPickNodeBase* pthis = nil;

	switch (msg)
	{
	case WM_INITDIALOG:
		pthis = (plPickNodeBase*)lParam;
		pthis->IInitDlg(hDlg);
		return TRUE;

	case WM_COMMAND:
		// For 'OK' or double-click, get the selected node and exit
		if ((HIWORD(wParam) == BN_CLICKED && LOWORD(wParam) == IDOK) ||
			(HIWORD(wParam) == LBN_DBLCLK && LOWORD(wParam) == IDC_NODE_LIST))
		{
			pthis->IGetSelNode(GetDlgItem(hDlg, IDC_NODE_LIST));
			EndDialog(hDlg, 1);
			return TRUE;
		}
		else if (HIWORD(wParam) == BN_CLICKED && LOWORD(wParam) == IDCANCEL)
		{
			EndDialog(hDlg, 0);
			return TRUE;
		}
		break;
	}

	return FALSE;
}

void plPickNodeBase::IGetNodesRecur(plMaxNode* node, HWND hList, plMaxNode* curSelNode)
{
	if (node)
	{
		if (ICheckNode(node))
		{
			int idx = ListBox_AddString(hList, node->GetName());
			ListBox_SetItemData(hList, idx, node);

			if (node == curSelNode)
				ListBox_SetCurSel(hList, idx);
		}

		int numChildren = node->NumberOfChildren();
		for (int i = 0; i < numChildren; i++)
		{
			IGetNodesRecur((plMaxNode*)node->GetChildNode(i), hList, curSelNode);
		}
	}
}

void plPickNodeBase::ISetNodeValue(plMaxNode* node)
{
	ParamType2 type = fPB->GetParameterType(fNodeParamID);
	if (type == TYPE_REFTARG)
	{
		fPB->SetValue(fNodeParamID, 0, (ReferenceTarget*)node);
	}
//	else if (type == TYPE_REFTARG_TAB)
//	{
//	}
	else if (type == TYPE_INODE)
	{
		fPB->SetValue(fNodeParamID, 0, (INode*)node);
	}
//	else if (type == TYPE_INODE_TAB)
//	{
//	}
}

void plPickNodeBase::IGetSelNode(HWND hList)
{
	int sel = ListBox_GetCurSel(hList);
	if (sel == LB_ERR)
		return;

	plMaxNode* node = (plMaxNode*)ListBox_GetItemData(hList, sel);

	if (node)
	{
		ISetNodeValue(node);
		ISetUserType(node, nil);
	}
	else
	{
		int len = ListBox_GetTextLen(hList, sel);
		char* buf = TRACKED_NEW char[len+1];
		ListBox_GetText(hList, sel, buf);

/*		if (!strcmp(buf, kUserTypeNone))
		{
			ISetNodeValue(nil);
			ISetUserType(nil, nil);
		}
		else
*/			ISetUserType(nil, buf);

		delete [] buf;
	}
}

/////////////////////////////////////////////////////////////////

plPickNode::plPickNode(IParamBlock2* pb, int nodeParamID) :
	plPickNodeBase(pb, nodeParamID)
{
}

bool plPickNode::ICanConvertToType(Object *obj)
{
	for (int i = 0; i < fCIDs.size(); i++)
	{
		if (obj->CanConvertToType(fCIDs[i]))
			return true;
	}

	return false;
}

bool plPickNode::ICheckNode(plMaxNode* node)
{
	if (node->GetObjectRef())
	{
		// Not filtering by ClassID and node is hidden or frozen
		if (fCIDs.size() == 0 && (node->IsHidden() || node->IsFrozen()))
			return false;

		// We aren't filtering by ClassID or we are and we found a match
		if (fCIDs.size() == 0 ||
			(fCanConvertToType && ICanConvertToType(node->GetObjectRef()) ||
			std::find(fCIDs.begin(), fCIDs.end(), node->GetObjectRef()->ClassID()) != fCIDs.end()))
		{
			// Don't allow a ref to ourselves (a cyclical reference)
			if (fPB->GetOwner() == node)
				return false;

			// Approved and not in the list, add it
			return true;
		}
	}

	return false;
}

///////////////////////////////////////////////////////////////

plPickMtlNode::plPickMtlNode(IParamBlock2* pb, int nodeParamID, Mtl* mtl) :
	plPickNodeBase(pb, nodeParamID), fMtl(mtl)
{
}

bool plPickMtlNode::ICheckNode(plMaxNode* node)
{
	// Filtering by nodes with a specific material on them
	if (fMtl && node->GetMtl() == fMtl)
		return true;
	return false;
}

/////////////////////////////////////////////////////

plPickCompNode::plPickCompNode(IParamBlock2* pb, int nodeParamID, plComponentBase* comp) :
	plPickNodeBase(pb, nodeParamID), fComp(comp)
{
}

bool plPickCompNode::ICheckNode(plMaxNode* node)
{
	// Filtering by nodes a component is attached to
	if (fComp && fComp->IsTarget((plMaxNodeBase*)node))
		return true;

	return false;
}