From 20a31501e6932c6a08128420339dadbb499d3fe8 Mon Sep 17 00:00:00 2001
From: Paul Gilbert
Date: Sat, 18 Jul 2015 14:19:22 -0400
Subject: SHERLOCK: RT: Fix showing look window for inventory items

---
 engines/sherlock/tattoo/tattoo_talk.cpp           |  2 +-
 engines/sherlock/tattoo/tattoo_user_interface.cpp | 38 +++++++++++------------
 engines/sherlock/tattoo/tattoo_user_interface.h   |  3 +-
 engines/sherlock/tattoo/widget_base.cpp           |  4 +--
 4 files changed, 23 insertions(+), 24 deletions(-)

(limited to 'engines/sherlock/tattoo')

diff --git a/engines/sherlock/tattoo/tattoo_talk.cpp b/engines/sherlock/tattoo/tattoo_talk.cpp
index 8303fd42ad..dbeeaf8918 100644
--- a/engines/sherlock/tattoo/tattoo_talk.cpp
+++ b/engines/sherlock/tattoo/tattoo_talk.cpp
@@ -193,7 +193,7 @@ void TattooTalk::talkInterface(const byte *&str) {
 	}
 
 	// Display the text window
-	ui.banishWindow();
+//	ui.banishWindow();
 	ui._textWidget.load(Common::String((const char *)s, (const char *)str), _speaker);
 	ui._textWidget.summonWindow();
 	_wait = true;
diff --git a/engines/sherlock/tattoo/tattoo_user_interface.cpp b/engines/sherlock/tattoo/tattoo_user_interface.cpp
index 469badabc7..bffdb550cf 100644
--- a/engines/sherlock/tattoo/tattoo_user_interface.cpp
+++ b/engines/sherlock/tattoo/tattoo_user_interface.cpp
@@ -45,7 +45,6 @@ TattooUserInterface::TattooUserInterface(SherlockEngine *vm): UserInterface(vm),
 	_arrowZone = _oldArrowZone = -1;
 	_activeObj = -1;
 	_cAnimFramePause = 0;
-	_widget = nullptr;
 	_scrollHighlight = SH_NONE;
 	_mask = _mask1 = nullptr;
 	_maskCounter = 0;
@@ -160,7 +159,6 @@ void TattooUserInterface::printObjectDesc(const Common::String &str, bool firstT
 		events.setCursor(MAGNIFY);
 		int savedSelector = _selector;
 
-		freeMenu();
 		if (!_invLookFlag)
 			_windowOpen = false;
 
@@ -267,9 +265,9 @@ void TattooUserInterface::handleInput() {
 	if (!events.isCursorVisible())
 		_keyState.keycode = Common::KEYCODE_INVALID;
 
-	// If there's an active widget/window, let it do event processing
-	if (_widget)
-		_widget->handleEvents();
+	// If there's any active widgets/windows, let the most recently open one do event processing
+	if (!_widgets.empty())
+		_widgets.back()->handleEvents();
 
 	// Handle input depending on what mode we're in
 	switch (_menuMode) {
@@ -294,9 +292,11 @@ void TattooUserInterface::drawInterface(int bufferNum) {
 	Screen &screen = *_vm->_screen;
 	TattooEngine &vm = *(TattooEngine *)_vm;
 
-	if (_widget)
-		_widget->draw();
+	// Draw any active on-screen widgets
+	for (Common::List<WidgetBase *>::iterator i = _widgets.begin(); i != _widgets.end(); ++i)
+		(*i)->draw();
 
+	// Handle drawing credits
 	if (vm._creditsActive)
 		vm.drawCredits();
 
@@ -316,9 +316,9 @@ void TattooUserInterface::doBgAnimRestoreUI() {
 	TattooScene &scene = *((TattooScene *)_vm->_scene);
 	Screen &screen = *_vm->_screen;
 
-	// If there is any on-screen widget, then erase it
-	if (_widget)
-		_widget->erase();
+	// If there are any on-screen widgets, then erase them
+	for (Common::List<WidgetBase *>::iterator i = _widgets.begin(); i != _widgets.end(); ++i)
+		(*i)->erase();
 
 	// If there is a Text Tag being display, restore the area underneath it
 	_tooltipWidget.erase();
@@ -575,13 +575,6 @@ void TattooUserInterface::doQuitMenu() {
 	// TODO
 }
 
-void TattooUserInterface::freeMenu() {
-	if (_widget != nullptr) {
-		_widget->banishWindow();
-		_widget = nullptr;
-	}
-}
-
 void TattooUserInterface::putMessage(const char *formatStr, ...) {
 	// Create the string to display
 	va_list args;
@@ -844,9 +837,14 @@ void TattooUserInterface::drawDialogRect(Surface &s, const Common::Rect &r, bool
 }
 
 void TattooUserInterface::banishWindow(bool slideUp) {
-	if (_widget != nullptr)
-		_widget->banishWindow();
-	_widget = nullptr;
+	if (!_widgets.empty())
+		_widgets.back()->banishWindow();
+}
+
+void TattooUserInterface::freeMenu() {
+	for (Common::List<WidgetBase *>::iterator i = _widgets.begin(); i != _widgets.end(); ++i)
+		(*i)->erase();
+	_widgets.clear();
 }
 
 void TattooUserInterface::clearWindow() {
diff --git a/engines/sherlock/tattoo/tattoo_user_interface.h b/engines/sherlock/tattoo/tattoo_user_interface.h
index 05d6741396..8dcfaddbd2 100644
--- a/engines/sherlock/tattoo/tattoo_user_interface.h
+++ b/engines/sherlock/tattoo/tattoo_user_interface.h
@@ -24,6 +24,7 @@
 #define SHERLOCK_TATTOO_UI_H
 
 #include "common/scummsys.h"
+#include "common/list.h"
 #include "sherlock/saveload.h"
 #include "sherlock/screen.h"
 #include "sherlock/user_interface.h"
@@ -53,7 +54,7 @@ private:
 	WidgetSceneTooltip _tooltipWidget;
 	WidgetVerbs _verbsWidget;
 	WidgetMessage _messageWidget;
-	WidgetBase *_widget;
+	Common::List<WidgetBase *> _widgets;
 	byte _lookupTable[PALETTE_COUNT];
 	byte _lookupTable1[PALETTE_COUNT];
 private:
diff --git a/engines/sherlock/tattoo/widget_base.cpp b/engines/sherlock/tattoo/widget_base.cpp
index 4df25961e0..5f16e8800d 100644
--- a/engines/sherlock/tattoo/widget_base.cpp
+++ b/engines/sherlock/tattoo/widget_base.cpp
@@ -35,7 +35,7 @@ WidgetBase::WidgetBase(SherlockEngine *vm) : _vm(vm) {
 
 void WidgetBase::summonWindow() {
 	TattooUserInterface &ui = *(TattooUserInterface *)_vm->_ui;
-	ui._widget = this;
+	ui._widgets.push_back(this);
 	_outsideMenu = false;
 
 	draw();
@@ -46,7 +46,7 @@ void WidgetBase::banishWindow() {
 
 	erase();
 	_surface.free();
-	ui._widget = nullptr;
+	ui._widgets.remove(this);
 }
 
 void WidgetBase::erase() {
-- 
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