TITANIC: Implement input translator event methods

16 files changed, 359 insertions, 17 deletions

diff --git a/engines/titanic/core/saveable_object.cpp b/engines/titanic/core/saveable_object.cpp
index 3e9dad369e..4ad9938c9c 100644
--- a/engines/titanic/core/saveable_object.cpp
+++ b/engines/titanic/core/saveable_object.cpp
@@ -856,6 +856,9 @@ DEFFN(CPhonographRecordMsg)
 DEFFN(CPhonographStopMsg)
 DEFFN(CPlayRangeMsg)
 DEFFN(CPlayerTriesRestaurantTableMsg)
+DEFFN(CPreEnterNodeMsg);
+DEFFN(CPreEnterRoomMsg);
+DEFFN(CPreEnterViewMsg);
 DEFFN(CPreSaveMsg)
 DEFFN(CProdMaitreDMsg)
 DEFFN(CPumpingMsg)
@@ -1426,6 +1429,9 @@ void CSaveableObject::initClassList() {
 	ADDFN(CPhonographStopMsg, CMessage);
 	ADDFN(CPlayRangeMsg, CMessage);
 	ADDFN(CPlayerTriesRestaurantTableMsg, CMessage);
+	ADDFN(CEnterNodeMsg, CMessage);
+	ADDFN(CEnterRoomMsg, CMessage);
+	ADDFN(CEnterViewMsg, CMessage);
 	ADDFN(CPreSaveMsg, CMessage);
 	ADDFN(CProdMaitreDMsg, CMessage);
 	ADDFN(CPumpingMsg, CMessage);
diff --git a/engines/titanic/events.cpp b/engines/titanic/events.cpp
index c9e4e5dc98..09ec3e5872 100644
--- a/engines/titanic/events.cpp
+++ b/engines/titanic/events.cpp
@@ -26,31 +26,46 @@
 #include "engines/util.h"
 #include "titanic/events.h"
 #include "titanic/titanic.h"
+#include "titanic/main_game_window.h"
 
 namespace Titanic {
 
-Events::Events(TitanicEngine *vm): _vm(vm),
-		_frameCounter(1), _priorFrameTime(0) {
+Events::Events(TitanicEngine *vm): _vm(vm), _specialButtons(0),
+		_frameCounter(1), _priorFrameTime(0), _priorLeftDownTime(0),
+		_priorMiddleDownTime(0), _priorRightDownTime(0) {
 }
 
 void Events::pollEvents() {
 	checkForNextFrameCounter();
 
 	Common::Event event;
-	g_system->getEventManager()->pollEvent(event);
-
-	// Give time to the debugger
-	_vm->_debugger->onFrame();
+	if (!g_system->getEventManager()->pollEvent(event))
+		return;
 
 	switch (event.type) {
+	case Common::EVENT_MOUSEMOVE:
+		_mousePos = event.mouse;
+		mouseMove();
+		break;
+	case Common::EVENT_LBUTTONDOWN:
+		_mousePos = event.mouse;
+		leftButtonDown();
+		break;
+	case Common::EVENT_LBUTTONUP:
+		_mousePos = event.mouse;
+		leftButtonUp();
+		break;
+	case Common::EVENT_MBUTTONDOWN:
+		_mousePos = event.mouse;
+		middleButtonDown();
+		break;
+	case Common::EVENT_MBUTTONUP:
+		_mousePos = event.mouse;
+		middleButtonUp();
+		break;
 	case Common::EVENT_KEYDOWN:
-		if (event.kbd.keycode == Common::KEYCODE_d && (event.kbd.flags & Common::KBD_CTRL)) {
-			// Attach to the debugger
-			_vm->_debugger->attach();
-			_vm->_debugger->onFrame();
-		}
+		keyDown(event.kbd);
 		break;
-
 	default:
 		break;
 	}
@@ -84,5 +99,89 @@ uint32 Events::getTicksCount() const {
 	return g_system->getMillis();
 }
 
+#define HANDLE_MESSAGE(method) 	if (_vm->_window->_inputAllowed) { \
+	_vm->_window->_gameManager->_inputTranslator.leftButtonDown(_specialButtons, _mousePos); \
+	_vm->_window->mouseChanged(); \
+	}
+
+
+void Events::mouseMove() {
+	HANDLE_MESSAGE(mouseMove)
+}
+
+void Events::leftButtonDown() {
+	_specialButtons |= MK_LBUTTON;
+
+	if ((getTicksCount() - _priorLeftDownTime) < DOUBLE_CLICK_TIME) {
+		_priorLeftDownTime = 0;
+		leftButtonDoubleClick();
+	} else {
+		_priorLeftDownTime = getTicksCount();
+		HANDLE_MESSAGE(leftButtonDown)
+	}
+}
+
+void Events::leftButtonUp() {
+	_specialButtons &= ~MK_LBUTTON;
+	HANDLE_MESSAGE(leftButtonUp)
+}
+
+void Events::leftButtonDoubleClick() {
+	HANDLE_MESSAGE(leftButtonDoubleClick)
+}
+
+void Events::middleButtonDown() {
+	_specialButtons |= MK_MBUTTON;
+
+	if ((getTicksCount() - _priorMiddleDownTime) < DOUBLE_CLICK_TIME) {
+		_priorMiddleDownTime = 0;
+		middleButtonDoubleClick();
+	} else {
+		_priorMiddleDownTime = getTicksCount();
+		HANDLE_MESSAGE(middleButtonDown)
+	}
+}
+
+void Events::middleButtonUp() {
+	_specialButtons &= ~MK_MBUTTON;
+	HANDLE_MESSAGE(middleButtonUp)
+}
+
+void Events::middleButtonDoubleClick() {
+	HANDLE_MESSAGE(middleButtonDoubleClick)
+}
+
+void Events::rightButtonDown() {
+	_specialButtons |= MK_RBUTTON;
+
+	if ((getTicksCount() - _priorRightDownTime) < DOUBLE_CLICK_TIME) {
+		_priorRightDownTime = 0;
+		rightButtonDoubleClick();
+	} else {
+		_priorRightDownTime = getTicksCount();
+		HANDLE_MESSAGE(rightButtonDown)
+	}
+}
+
+void Events::rightButtonUp() {
+	_specialButtons &= ~MK_RBUTTON;
+	HANDLE_MESSAGE(rightButtonUp)
+}
+
+void Events::rightButtonDoubleClick() {
+	HANDLE_MESSAGE(rightButtonDoubleClick)
+}
+
+void Events::charPress(char c) {
+
+}
+
+void Events::keyDown(Common::KeyState keyState) {
+	if (keyState.keycode == Common::KEYCODE_d && (keyState.flags & Common::KBD_CTRL)) {
+		// Attach to the debugger
+		_vm->_debugger->attach();
+		_vm->_debugger->onFrame();
+	}
+}
 
 } // End of namespace Titanic
diff --git a/engines/titanic/events.h b/engines/titanic/events.h
index 2de04d44b1..dc1781fae1 100644
--- a/engines/titanic/events.h
+++ b/engines/titanic/events.h
@@ -30,6 +30,12 @@ namespace Titanic {
 
 #define GAME_FRAME_RATE 30
 #define GAME_FRAME_TIME (1000 / GAME_FRAME_RATE)
+#define DOUBLE_CLICK_TIME 100
+
+enum SpecialButtons { 
+	MK_LBUTTON = 1, MK_RBUTTON = 2, MK_SHIFT = 4, MK_CONTROL = 8, 
+	MK_MBUTTON = 0x10
+};
 
 class TitanicEngine;
 
@@ -38,11 +44,29 @@ private:
 	TitanicEngine *_vm;
 	uint32 _frameCounter;
 	uint32 _priorFrameTime;
+	uint32 _priorLeftDownTime;
+	uint32 _priorMiddleDownTime;
+	uint32 _priorRightDownTime;
+	Common::Point _mousePos;
+	int _specialButtons;
 
 	/**
 	 * Check whether it's time to display the next screen frame
 	 */
 	bool checkForNextFrameCounter();
+
+	void mouseMove();
+	void leftButtonDown();
+	void leftButtonUp();
+	void leftButtonDoubleClick();
+	void middleButtonDown();
+	void middleButtonUp();
+	void middleButtonDoubleClick();
+	void rightButtonDown();
+	void rightButtonUp();
+	void rightButtonDoubleClick();
+	void charPress(char c);
+	void keyDown(Common::KeyState keyState);
 public:
 	Events(TitanicEngine *vm);
 	~Events() {}
diff --git a/engines/titanic/files_manager.cpp b/engines/titanic/files_manager.cpp
index 662a882e3e..d668563258 100644
--- a/engines/titanic/files_manager.cpp
+++ b/engines/titanic/files_manager.cpp
@@ -62,4 +62,8 @@ bool CFilesManager::scanForFile(const CString &name) {
 	return fileExists(fname);
 }
 
+void CFilesManager::fn1() {
+	warning("TODO: CFilesManager::fn1");
+}
+
 } // End of namespace Titanic
diff --git a/engines/titanic/files_manager.h b/engines/titanic/files_manager.h
index 93505230f8..ae5703373d 100644
--- a/engines/titanic/files_manager.h
+++ b/engines/titanic/files_manager.h
@@ -63,6 +63,8 @@ public:
 	 * Scans for a file with a matching name
 	 */
 	bool scanForFile(const CString &name);
+
+	void fn1();
 };
 
 } // End of namespace Titanic
diff --git a/engines/titanic/game_manager.cpp b/engines/titanic/game_manager.cpp
index efa816d8e2..aeacd73890 100644
--- a/engines/titanic/game_manager.cpp
+++ b/engines/titanic/game_manager.cpp
@@ -96,4 +96,8 @@ void CGameManager::fn2() {
 	warning("TODO");
 }
 
+void CGameManager::update() {
+	warning("TODO: CGameManager::update");
+}
+
 } // End of namespace Titanic
diff --git a/engines/titanic/game_manager.h b/engines/titanic/game_manager.h
index 1509554bf8..d132ff39ef 100644
--- a/engines/titanic/game_manager.h
+++ b/engines/titanic/game_manager.h
@@ -54,8 +54,6 @@ class CGameManager {
 private:
 	CGameView *_gameView;
 	CSound _sound;
-	CInputHandler _inputHandler;
-	CInputTranslator _inputTranslator;
 	CMusicRoom _musicRoom;
 	CTrueTalkManager _trueTalkManager;
 	CGameManagerList _list;
@@ -72,6 +70,8 @@ public:
 	CProjectItem *_project;
 	CGameState _gameState;
 	Common::Rect _bounds;
+	CInputHandler _inputHandler;
+	CInputTranslator _inputTranslator;
 public:
 	CGameManager(CProjectItem *project, CGameView *gameView);
 	~CGameManager();
@@ -104,6 +104,11 @@ public:
 	void initBounds();
 
 	void fn2();
+
+	/**
+	 * Updates the state of the manager
+	 */
+	void update();
 };
 
 } // End of namespace Titanic
diff --git a/engines/titanic/input_handler.cpp b/engines/titanic/input_handler.cpp
index d5825c0c32..d7199215f7 100644
--- a/engines/titanic/input_handler.cpp
+++ b/engines/titanic/input_handler.cpp
@@ -21,7 +21,9 @@
  */
 
 #include "titanic/input_handler.h"
+#include "titanic/game_manager.h"
 #include "titanic/screen_manager.h"
+#include "titanic/titanic.h"
 
 namespace Titanic {
 
@@ -46,4 +48,18 @@ void CInputHandler::decLockCount() {
 	}
 }
 
+void CInputHandler::handleMessage(const CMessage &msg, bool respectLock) {
+	if (!respectLock || _lockCount <= 0) {
+		if (_gameManager->_gameState._mode == GSMODE_1) {
+			processMessage(msg);
+		} else if (!msg.isMouseMsg()) {
+			g_vm->_filesManager.fn1();
+		}
+	}
+}
+
+void CInputHandler::processMessage(const CMessage &msg) {
+	warning("TODO: CInputHandler::processMessage");
+}
+
 } // End of namespace Titanic z
diff --git a/engines/titanic/input_handler.h b/engines/titanic/input_handler.h
index 1bc6dc9fe7..461011f63e 100644
--- a/engines/titanic/input_handler.h
+++ b/engines/titanic/input_handler.h
@@ -31,6 +31,11 @@ namespace Titanic {
 class CGameManager;
 
 class CInputHandler {
+private:
+	/**
+	 * Process and dispatch a passed message
+	 */
+	void processMessage(const CMessage &msg);
 public:
 	CGameManager *_gameManager;
 	CInputTranslator *_inputTranslator;
@@ -56,6 +61,11 @@ public:
 	 * Decrement the lock count on the input handler
 	 */
 	void decLockCount();
+
+	/**
+	 * Handles a genereated mouse message
+	 */
+	void handleMessage(const CMessage &msg, bool respectLock = true);
 };
 
 } // End of namespace Titanic
diff --git a/engines/titanic/input_translator.cpp b/engines/titanic/input_translator.cpp
index b2ee6eb819..8b12646474 100644
--- a/engines/titanic/input_translator.cpp
+++ b/engines/titanic/input_translator.cpp
@@ -22,6 +22,8 @@
 
 #include "titanic/input_handler.h"
 #include "titanic/input_translator.h"
+#include "titanic/events.h"
+#include "titanic/messages/mouse_messages.h"
 
 namespace Titanic {
 
@@ -30,4 +32,57 @@ CInputTranslator::CInputTranslator(CInputHandler *inputHandler) :
 	inputHandler->setTranslator(this);
 }
 
-} // End of namespace Titanic z
+int CInputTranslator::getButtons(int special) const {
+	int buttons = 0;
+	if (special & MK_LBUTTON)
+		buttons |= MB_LEFT;
+	if (special & MK_MBUTTON)
+		buttons |= MB_MIDDLE;
+	if (special & MK_RBUTTON)
+		buttons |= MB_RIGHT;
+
+	return buttons;
+}
+
+void CInputTranslator::mouseMove(int special, const Common::Point &pt) {
+	CMouseMoveMsg msg(pt, getButtons(special));
+	_inputHandler->handleMessage(msg);
+}
+
+void CInputTranslator::leftButtonDown(int special, const Common::Point &pt) {
+
+}
+
+void CInputTranslator::leftButtonUp(int special, const Common::Point &pt) {
+
+}
+
+void CInputTranslator::leftButtonDoubleClick(int special, const Common::Point &pt) {
+
+}
+
+void CInputTranslator::middleButtonDown(int special, const Common::Point &pt) {
+
+}
+
+void CInputTranslator::middleButtonUp(int special, const Common::Point &pt) {
+
+}
+
+void CInputTranslator::middleButtonDoubleClick(int special, const Common::Point &pt) {
+
+}
+
+void CInputTranslator::rightButtonDown(int special, const Common::Point &pt) {
+
+}
+
+void CInputTranslator::rightButtonUp(int special, const Common::Point &pt) {
+
+}
+
+void CInputTranslator::rightButtonDoubleClick(int special, const Common::Point &pt) {
+
+}
+
+} // End of namespace Titanic
diff --git a/engines/titanic/input_translator.h b/engines/titanic/input_translator.h
index 98cd2bb09e..2748ca4951 100644
--- a/engines/titanic/input_translator.h
+++ b/engines/titanic/input_translator.h
@@ -23,15 +23,33 @@
 #ifndef TITANIC_INPUT_TRANSLATOR_H
 #define TITANIC_INPUT_TRANSLATOR_H
 
+#include "titanic/messages/mouse_messages.h"
+
 namespace Titanic {
 
 class CInputHandler;
 
 class CInputTranslator {
+private:
+	/**
+	 * Converts the special buttons bitset into a buttons bitset
+	 */
+	int getButtons(int special) const;
 public:
 	CInputHandler *_inputHandler;
 public:
 	CInputTranslator(CInputHandler *inputHandler);
+
+	void mouseMove(int special, const Common::Point &pt);
+	void leftButtonDown(int special, const Common::Point &pt);
+	void leftButtonUp(int special, const Common::Point &pt);
+	void leftButtonDoubleClick(int special, const Common::Point &pt);
+	void middleButtonDown(int special, const Common::Point &pt);
+	void middleButtonUp(int special, const Common::Point &pt);
+	void middleButtonDoubleClick(int special, const Common::Point &pt);
+	void rightButtonDown(int special, const Common::Point &pt);
+	void rightButtonUp(int special, const Common::Point &pt);
+	void rightButtonDoubleClick(int special, const Common::Point &pt);
 };
 
 } // End of namespace Titanic
diff --git a/engines/titanic/main_game_window.cpp b/engines/titanic/main_game_window.cpp
index a964f928f9..429991dab7 100644
--- a/engines/titanic/main_game_window.cpp
+++ b/engines/titanic/main_game_window.cpp
@@ -32,7 +32,7 @@ CMainGameWindow::CMainGameWindow(TitanicEngine *vm): _vm(vm) {
 	_gameView = nullptr;
 	_gameManager = nullptr;
 	_project = nullptr;
-	_field50 = 0;
+	_inputAllowed = false;
 	_image = nullptr;
 	_cursor = nullptr;
 }
@@ -134,4 +134,9 @@ void CMainGameWindow::fn2() {
 	}
 }
 
+void CMainGameWindow::mouseChanged() {
+	if (_gameManager->_gameState._mode != GSMODE_5)
+		_gameManager->update();
+}
+
 } // End of namespace Titanic
diff --git a/engines/titanic/main_game_window.h b/engines/titanic/main_game_window.h
index eedac23ef8..6a72dbf45e 100644
--- a/engines/titanic/main_game_window.h
+++ b/engines/titanic/main_game_window.h
@@ -53,7 +53,7 @@ public:
 	CGameView *_gameView;
 	CGameManager *_gameManager;
 	CProjectItem *_project;
-	int _field50;
+	bool _inputAllowed;
 	Image *_image;
 	void *_cursor;
 public:
@@ -75,6 +75,11 @@ public:
 	void setActiveView(CViewItem *viewItem);
 
 	void fn2();
+
+	/**
+	 * Called by the event handler when a mouse event has been generated
+	 */
+	void mouseChanged();
 };
 
 } // End of namespace Titanic
diff --git a/engines/titanic/messages/messages.cpp b/engines/titanic/messages/messages.cpp
index 00debc562c..b44748d899 100644
--- a/engines/titanic/messages/messages.cpp
+++ b/engines/titanic/messages/messages.cpp
@@ -21,6 +21,7 @@
  */
 
 #include "titanic/messages/messages.h"
+#include "titanic/messages/mouse_messages.h"
 #include "titanic/core/game_object.h"
 #include "titanic/core/tree_item.h"
 
@@ -66,4 +67,60 @@ bool CMessage::execute(CTreeItem *target, const ClassDef *classDef, int flags) c
 	return result;
 }
 
+bool CMessage::isMouseMsg() const {
+	return dynamic_cast<const CMouseMsg *>(this) != nullptr;
+}
+
+bool CMessage::isButtonDownMsg() const {
+	return dynamic_cast<const CMouseButtonDownMsg *>(this) != nullptr;
+}
+
+bool CMessage::isButtonUpMsg() const {
+	return dynamic_cast<const CMouseButtonUpMsg *>(this) != nullptr;
+}
+
+bool CMessage::isMouseMoveMsg() const {
+	return dynamic_cast<const CMouseMoveMsg *>(this) != nullptr;
+}
+
+bool CMessage::isDoubleClickMsg() const {
+	return dynamic_cast<const CMouseButtonDoubleClickMsg *>(this) != nullptr;
+}
+
+bool CMessage::isEnterRoomMsg() const {
+	return dynamic_cast<const CEnterRoomMsg *>(this) != nullptr;
+}
+
+bool CMessage::isPreEnterRoomMsg() const {
+	return dynamic_cast<const CPreEnterRoomMsg *>(this) != nullptr;
+}
+
+bool CMessage::isleaveRoomMsg() const {
+	return dynamic_cast<const CLeaveRoomMsg *>(this) != nullptr;
+}
+
+bool CMessage::isEnterNodeMsg() const {
+	return dynamic_cast<const CEnterNodeMsg *>(this) != nullptr;
+}
+
+bool CMessage::isPreEnterNodeMsg() const {
+	return dynamic_cast<const CPreEnterNodeMsg *>(this) != nullptr;
+}
+
+bool CMessage::isLeaveNodeMsg() const {
+	return dynamic_cast<const CLeaveNodeMsg *>(this) != nullptr;
+}
+
+bool CMessage::isEnterViewMsg() const {
+	return dynamic_cast<const CEnterViewMsg *>(this) != nullptr;
+}
+
+bool CMessage::isPreEnterViewMsg() const {
+	return dynamic_cast<const CPreEnterViewMsg *>(this) != nullptr;
+}
+
+bool CMessage::isLeaveViewMsg() const {
+	return dynamic_cast<const CLeaveViewMsg *>(this) != nullptr;
+}
+
 } // End of namespace Titanic
diff --git a/engines/titanic/messages/messages.h b/engines/titanic/messages/messages.h
index 958275868d..d22144332b 100644
--- a/engines/titanic/messages/messages.h
+++ b/engines/titanic/messages/messages.h
@@ -59,6 +59,21 @@ public:
 	 * Load the data for the class from file
 	 */
 	virtual void load(SimpleFile *file);
+
+	virtual bool isMouseMsg() const;
+	virtual bool isButtonDownMsg() const;
+	virtual bool isButtonUpMsg() const;
+	virtual bool isMouseMoveMsg() const;
+	virtual bool isDoubleClickMsg() const;
+	virtual bool isEnterRoomMsg() const;
+	virtual bool isPreEnterRoomMsg() const;
+	virtual bool isleaveRoomMsg() const;
+	virtual bool isEnterNodeMsg() const;
+	virtual bool isPreEnterNodeMsg() const;
+	virtual bool isLeaveNodeMsg() const;
+	virtual bool isEnterViewMsg() const;
+	virtual bool isPreEnterViewMsg() const;
+	virtual bool isLeaveViewMsg() const;
 };
 
 MSGTARGET(CEditControlMsg);
@@ -244,6 +259,9 @@ MESSAGE1(CDropobjectMsg, int, value, 0);
 MESSAGE1(CDropZoneGotObjectMsg, int, value, 0);
 MESSAGE1(CDropZoneLostObjectMsg, int, value, 0);
 MESSAGE1(CEjectCylinderMsg, int, value, 0);
+MESSAGE1(CPreEnterNodeMsg, CNodeItem *, node, nullptr);
+MESSAGE1(CPreEnterRoomMsg, CRoomItem *, room, nullptr);
+MESSAGE1(CPreEnterViewMsg, CViewItem *, view, nullptr);
 MESSAGE1(CEnterNodeMsg, CNodeItem *, node, nullptr);
 MESSAGE1(CEnterRoomMsg, CRoomItem *, room, nullptr);
 MESSAGE1(CEnterViewMsg, CViewItem *, view, nullptr);
diff --git a/engines/titanic/messages/mouse_messages.h b/engines/titanic/messages/mouse_messages.h
index 0386eb6bd9..e36b54dcc0 100644
--- a/engines/titanic/messages/mouse_messages.h
+++ b/engines/titanic/messages/mouse_messages.h
@@ -23,10 +23,13 @@
 #ifndef TITANIC_MOUSE_MESSAGES_H
 #define TITANIC_MOUSE_MESSAGES_H
 
+#include "common/rect.h"
 #include "titanic/messages/messages.h"
 
 namespace Titanic {
 
+enum MouseButton { MB_LEFT = 1, MB_MIDDLE = 2, MB_RIGHT = 4 };
+
 class CMouseMsg : public CMessage {
 public:
 	int _buttons;
@@ -34,12 +37,16 @@ public:
 public:
 	CLASSDEF
 	CMouseMsg() : _buttons(0) {}
+	CMouseMsg(const Common::Point &pt, int buttons) :
+		_mousePos(pt), _buttons(buttons) {}
 };
 
 MSGTARGET(CMouseMoveMsg);
 class CMouseMoveMsg : public CMouseMsg {
 public:
 	CLASSDEF
+	CMouseMoveMsg() : CMouseMsg() {}
+	CMouseMoveMsg(const Common::Point &pt, int buttons) : CMouseMsg(pt, buttons) {}
 
 	virtual bool handleMessage(const CMouseMoveMsg &msg) { return false; }
 	virtual bool perform(CTreeItem *treeItem) { 
@@ -54,12 +61,15 @@ public:
 public:
 	CLASSDEF
 	CMouseButtonMsg() : CMouseMsg(), _field10(0) {}
+	CMouseButtonMsg(const Common::Point &pt, int buttons) : CMouseMsg(pt, buttons) {}
 };
 
 MSGTARGET(CMouseButtonDownMsg);
 class CMouseButtonDownMsg : public CMouseButtonMsg {
 public:
 	CLASSDEF
+	CMouseButtonDownMsg() : CMouseButtonMsg() {}
+	CMouseButtonDownMsg(const Common::Point &pt, int buttons) : CMouseButtonMsg(pt, buttons) {}
 
 	virtual bool handleMessage(const CMouseButtonDownMsg &msg) { return false; }
 	virtual bool perform(CTreeItem *treeItem) {
@@ -72,6 +82,8 @@ MSGTARGET(CMouseButtonUpMsg);
 class CMouseButtonUpMsg : public CMouseButtonMsg {
 public:
 	CLASSDEF
+	CMouseButtonUpMsg() : CMouseButtonMsg() {}
+	CMouseButtonUpMsg(const Common::Point &pt, int buttons) : CMouseButtonMsg(pt, buttons) {}
 
 	virtual bool handleMessage(const CMouseButtonUpMsg &msg) { return false; }
 	virtual bool perform(CTreeItem *treeItem) { 
@@ -84,6 +96,8 @@ MSGTARGET(CMouseButtonDoubleClickMsg);
 class CMouseButtonDoubleClickMsg : public CMouseButtonMsg {
 public:
 	CLASSDEF
+	CMouseButtonDoubleClickMsg() : CMouseButtonMsg() {}
+	CMouseButtonDoubleClickMsg(const Common::Point &pt, int buttons) : CMouseButtonMsg(pt, buttons) {}
 
 	virtual bool handleMessage(const CMouseButtonDoubleClickMsg &msg) { return false; }
 	virtual bool perform(CTreeItem *treeItem) {