Partial editbox support for high scores

PortabilityLayer/DialogManager.cpp

@@ -345,13 +345,19 @@ namespace PortabilityLayer
 		for (;;)
 		{
 			TimeTaggedVOSEvent evt;
-			if (WaitForEvent(&evt, 1))
+
+			const bool haveEvent = WaitForEvent(&evt, 1);
+
+			if (window->IsHandlingTickEvents())
+				window->OnTick();
+
+			const int16_t selection = filterFunc(this, haveEvent ? &evt : nullptr);
+
+			if (selection >= 0)
+				return selection;
+
+			if (haveEvent)
 			{
-				const int16_t selection = filterFunc(this, evt);
-
-				if (selection >= 0)
-					return selection;
-
 				if (capturingWidget != nullptr)
 				{
 					const WidgetHandleState_t state = capturingWidget->ProcessEvent(evt);
@@ -571,7 +577,7 @@ namespace PortabilityLayer
 		void PositionWindow(Window *window, const Rect &rect);
 		Dialog *LoadDialogFromTemplate(int16_t templateResID, const Rect &rect, bool visible, bool hasCloseBox, uint32_t referenceConstant, uint16_t positionSpec, Window *behindWindow, const PLPasStr &title, const DialogTextSubstitutions *substitutions);
 
-		static int16_t AlertFilter(Dialog *dialog, const TimeTaggedVOSEvent &evt);
+		static int16_t AlertFilter(Dialog *dialog, const TimeTaggedVOSEvent *evt);
 
 		static DialogManagerImpl ms_instance;
 	};
@@ -650,7 +656,7 @@ namespace PortabilityLayer
 		return dialog;
 	}
 
-	int16_t DialogManagerImpl::AlertFilter(Dialog *dialog, const TimeTaggedVOSEvent &evt)
+	int16_t DialogManagerImpl::AlertFilter(Dialog *dialog, const TimeTaggedVOSEvent *evt)
 	{
 		return -1;
 	}

PortabilityLayer/MenuManager.cpp

@@ -132,6 +132,8 @@ namespace PortabilityLayer
 		bool SetItemText(const THandle<Menu> &menu, unsigned int index, const PLPasStr &str) override;
 
 		bool IsPointInMenuBar(const Vec2i &point) const override;
+
+		bool FindMenuShortcut(uint16_t &menuID, uint16_t &itemID, uint8_t shortcutChar) override;
 		void MenuSelect(const Vec2i &initialPoint, int16_t *outMenu, uint16_t *outItem) override;
 
 		void DrawMenuBar() override;
@@ -520,6 +522,33 @@ namespace PortabilityLayer
 		return point.m_y >= 0 && static_cast<uint32_t>(point.m_y) < kMenuBarHeight;
 	}
 
+
+	bool MenuManagerImpl::FindMenuShortcut(uint16_t &menuID, uint16_t &itemID, uint8_t shortcutChar)
+	{
+		MenuHandle menuH = m_firstMenu;
+		while (menuH)
+		{
+			Menu *menu = *menuH;
+
+			const MenuItem *items = menu->menuItems;
+			const size_t numItems = menu->numMenuItems;
+
+			for (size_t i = 0; i < numItems; i++)
+			{
+				if (items[i].key == shortcutChar)
+				{
+					menuID = menu->menuID;
+					itemID = static_cast<uint16_t>(i);
+					return true;
+				}
+			}
+
+			menuH = menu->nextMenu;
+		}
+
+		return false;
+	}
+
 	void MenuManagerImpl::MenuSelect(const Vec2i &initialPoint, int16_t *outMenu, uint16_t *outItem)
 	{
 		RefreshMenuBarLayout();

PortabilityLayer/MenuManager.h

@@ -36,6 +36,7 @@ namespace PortabilityLayer
 
 		virtual bool IsPointInMenuBar(const Vec2i &point) const = 0;
 
+		virtual bool FindMenuShortcut(uint16_t &menuID, uint16_t &itemID, uint8_t shortcutChar) = 0;
 		virtual void MenuSelect(const Vec2i &initialPoint, int16_t *outMenu, uint16_t *outItem) = 0;
 
 		virtual void DrawMenuBar() = 0;

PortabilityLayer/PLCore.cpp

@@ -247,10 +247,19 @@ long MenuSelect(Point point)
 	return (static_cast<int32_t>(menuID) << 16) | (static_cast<int32_t>(menuItem));
 }
 
-long MenuKey(int charCode)
+long MenuKey(intptr_t charCode)
 {
-	PL_NotYetImplemented();
-	return PLErrors::kNone;
+	if (PL_KEY_GET_EVENT_TYPE(charCode) != KeyEventType::KeyEventType_ASCII)
+		return 0;
+
+	const uint8_t asciiChar = PL_KEY_GET_VALUE(charCode);
+
+	uint16_t menuID;
+	uint16_t itemID;
+	if (PortabilityLayer::MenuManager::GetInstance()->FindMenuShortcut(menuID, itemID, asciiChar))
+		return (menuID << 16) | (itemID + 1);
+
+	return 0;
 }
 
 long TickCount()
@@ -713,8 +722,8 @@ Window::Window()
 	, m_wmY(0)
 	, m_widgets(nullptr)
 	, m_numWidgets(0)
-	, m_widgetWithFocus(0)
-	, m_haveFocus(false)
+	, m_widgetWithFocus(nullptr)
+	, m_numTickReceivingWidgets(0)
 {
 }
 
@@ -762,9 +771,32 @@ bool Window::AddWidget(PortabilityLayer::Widget *widget)
 
 	m_widgets[m_numWidgets++] = widget;
 
+	if (widget->HandlesTickEvents())
+		m_numTickReceivingWidgets++;
+
 	return true;
 }
 
+void Window::FocusWidget(PortabilityLayer::Widget *widget)
+{
+	if (m_widgetWithFocus != widget)
+	{
+		assert(widget->GetWindow() == this);
+
+		if (m_widgetWithFocus)
+			m_widgetWithFocus->LoseFocus();
+
+		m_widgetWithFocus = widget;
+
+		widget->GainFocus();
+	}
+}
+
+PortabilityLayer::Widget *Window::GetWidgetWithFocus() const
+{
+	return m_widgetWithFocus;
+}
+
 void Window::DrawControls()
 {
 	DrawSurface *surface = GetDrawSurface();
@@ -776,3 +808,17 @@ void Window::DrawControls()
 			widget->DrawControl(surface);
 	}
 }
+
+bool Window::IsHandlingTickEvents()
+{
+	return m_numTickReceivingWidgets > 0;
+}
+
+void Window::OnTick()
+{
+	if (m_numTickReceivingWidgets == 0)
+		return;
+
+	for (size_t i = 0; i < m_numWidgets; i++)
+		m_widgets[i]->OnTick();
+}

PortabilityLayer/PLCore.h

@@ -82,7 +82,13 @@ struct Window
 
 	bool AddWidget(PortabilityLayer::Widget *widget);
 
+	void FocusWidget(PortabilityLayer::Widget *widget);
+	PortabilityLayer::Widget *GetWidgetWithFocus() const;
+
 	void DrawControls();
+	bool IsHandlingTickEvents();
+
+	void OnTick();
 
 	DrawSurface m_surface;	// Must be the first item until the immediate mode draw API is completely removed
 
@@ -96,9 +102,9 @@ protected:
 
 	PortabilityLayer::Widget **m_widgets;
 	size_t m_numWidgets;
+	size_t m_numTickReceivingWidgets;
 
-	size_t m_widgetWithFocus;
-	bool m_haveFocus;
+	PortabilityLayer::Widget *m_widgetWithFocus;
 };
 
 struct DateTimeRec
@@ -241,7 +247,7 @@ void SetWTitle(WindowPtr window, const PLPasStr &title);
 
 long MenuSelect(Point point);	// Breaks into menu select routine (in practice we'll just forward one from the queue?)
 
-long MenuKey(int charCode);
+long MenuKey(intptr_t charCode);
 long TickCount();
 
 short LoWord(Int32 v);

PortabilityLayer/PLDialogs.h

@@ -14,7 +14,7 @@ class PLPasStr;
 struct Control;
 struct Dialog;
 
-typedef int16_t(*DialogFilterFunc_t)(Dialog *dialog, const TimeTaggedVOSEvent &evt);
+typedef int16_t(*DialogFilterFunc_t)(Dialog *dialog, const TimeTaggedVOSEvent *evt);
 
 struct DialogTextSubstitutions
 {

PortabilityLayer/PLEditboxWidget.cpp

@@ -1,7 +1,12 @@
 #include "PLEditboxWidget.h"
-#include "PLStandardColors.h"
-#include "MemoryManager.h"
+
 #include "FontFamily.h"
+#include "InputManager.h"
+#include "MacRomanConversion.h"
+#include "MemoryManager.h"
+#include "PLKeyEncoding.h"
+#include "PLStandardColors.h"
+#include "PLTimeTaggedVOSEvent.h"
 
 #include <algorithm>
 
@@ -14,6 +19,8 @@ namespace PortabilityLayer
 		, m_chars(nullptr)
 		, m_selStartChar(0)
 		, m_selEndChar(0)
+		, m_hasFocus(false)
+		, m_caratTimer(0)
 	{
 	}
 
@@ -48,12 +55,63 @@ namespace PortabilityLayer
 		surface->SetForeColor(StdColors::White());
 		surface->FillRect(innerRect);
 
-		surface->SetForeColor(StdColors::Black());
 		surface->SetSystemFont(12, PortabilityLayer::FontFamilyFlag_None);
 		int32_t ascender = surface->MeasureFontAscender();
+		int32_t lineGap = surface->MeasureFontLineGap();
+
+		const PLPasStr str = this->GetString();
+
+		assert(m_selStartChar <= str.Length());
+		assert(m_selEndChar <= str.Length());
+		assert(m_selStartChar <= m_selEndChar);
+
+		const char *strChars = str.Chars();
+
+		size_t preSelWidth = 0;
+		size_t selWidth = 0;
+		//size_t postSelWidth = 0;
+		if (m_selStartChar > 0)
+			preSelWidth = surface->MeasureString(PLPasStr(static_cast<uint8_t>(m_selStartChar), strChars));
+
+		if (m_selEndChar > m_selStartChar)
+			selWidth = surface->MeasureString(PLPasStr(static_cast<uint8_t>(m_selEndChar - m_selStartChar), strChars + m_selStartChar));
+
+		//if (m_selEndChar < str.Length())
+		//	postSelWidth = surface->MeasureString(PLPasStr(static_cast<uint8_t>(m_selEndChar - str.Length()), strChars + m_selEndChar));
 
 		Point basePoint = Point::Create(textRect.left, (textRect.top + textRect.bottom + ascender + 1) / 2);
+
+		if (m_hasFocus && selWidth > 0)
+		{
+			Rect selRect = Rect::Create(m_rect.top, static_cast<int16_t>(basePoint.h + preSelWidth), m_rect.bottom, m_rect.right);
+			if (m_selEndChar != str.Length())
+				selRect.right = static_cast<int16_t>(basePoint.h + preSelWidth + selWidth);
+
+			selRect = selRect.Intersect(m_rect);
+
+			if (selRect.IsValid())
+			{
+				PortabilityLayer::RGBAColor focusColor = PortabilityLayer::RGBAColor::Create(153, 153, 255, 255);
+				surface->SetForeColor(focusColor);
+				surface->FillRect(selRect);
+			}
+		}
+
+		surface->SetForeColor(StdColors::Black());
 		surface->DrawStringConstrained(basePoint, this->GetString(), true, m_rect);
+
+		if (m_hasFocus && m_selEndChar == m_selStartChar && m_caratTimer < kCaratBlinkRate)
+		{
+			int16_t caratTop = (textRect.top + textRect.bottom - lineGap + 1) / 2;
+			int16_t caratBottom = (textRect.top + textRect.bottom + lineGap + 1) / 2;
+			int16_t caratH = static_cast<int16_t>(basePoint.h + preSelWidth);
+			Rect caratRect = Rect::Create(caratTop, caratH, caratBottom, caratH + 1);
+
+			caratRect = caratRect.Intersect(m_rect);
+
+			if (caratRect.IsValid())
+				surface->FillRect(caratRect);
+		}
 	}
 
 	void EditboxWidget::SetString(const PLPasStr &str)
@@ -69,6 +127,11 @@ namespace PortabilityLayer
 
 			DrawControl(surface);
 		}
+
+		if (m_selStartChar > len)
+			m_selStartChar = len;
+		if (m_selEndChar > len)
+			m_selEndChar = len;
 	}
 
 	PLPasStr EditboxWidget::GetString() const
@@ -76,4 +139,181 @@ namespace PortabilityLayer
 		const uint8_t len = static_cast<uint8_t>(std::min<size_t>(255, m_length));
 		return PLPasStr(len, reinterpret_cast<const char*>(m_chars));
 	}
+
+	void EditboxWidget::GainFocus()
+	{
+		m_hasFocus = true;
+		m_selStartChar = 0;
+		m_selEndChar = this->GetString().Length();
+
+		if (m_window)
+		{
+			DrawSurface *surface = m_window->GetDrawSurface();
+			DrawControl(surface);
+		}
+	}
+
+	void EditboxWidget::LoseFocus()
+	{
+		m_hasFocus = false;
+		m_selStartChar = 0;
+		m_selEndChar = 0;
+
+		Redraw();
+	}
+
+	WidgetHandleState_t EditboxWidget::ProcessEvent(const TimeTaggedVOSEvent &evt)
+	{
+		if (evt.m_vosEvent.m_eventType == GpVOSEventTypes::kKeyboardInput)
+		{
+			const GpKeyboardInputEvent &keyEvent = evt.m_vosEvent.m_event.m_keyboardInputEvent;
+
+			if (keyEvent.m_eventType == GpKeyboardInputEventTypes::kAutoChar || keyEvent.m_eventType == GpKeyboardInputEventTypes::kDownChar)
+			{
+				// Resolve character
+				bool resolvedChar = false;
+				uint8_t ch = 0;
+
+				if (keyEvent.m_keyIDSubset == GpKeyIDSubsets::kASCII)
+				{
+					ch = static_cast<uint8_t>(keyEvent.m_key.m_asciiChar);
+					resolvedChar = true;
+				}
+				else if (keyEvent.m_keyIDSubset == GpKeyIDSubsets::kUnicode)
+				{
+					uint32_t codePoint = keyEvent.m_key.m_unicodeChar;
+
+					if (codePoint < 0xffff)
+						resolvedChar = MacRoman::FromUnicode(ch, keyEvent.m_key.m_unicodeChar);
+				}
+
+				if (resolvedChar)
+				{
+					if (ch >= 0x20 && ch <= 0x7e)
+						HandleCharacter(ch, keyEvent.m_repeatCount);
+					else if (ch == '\b')
+						HandleBackspace(keyEvent.m_repeatCount);
+
+					return WidgetHandleStates::kDigested;
+				}
+			}
+			else if (keyEvent.m_eventType == GpKeyboardInputEventTypes::kAuto || keyEvent.m_eventType == GpKeyboardInputEventTypes::kDown)
+			{
+				const KeyDownStates *downStates = PortabilityLayer::InputManager::GetInstance()->GetKeys();
+				const bool isShiftHeld = downStates->m_special.Get(GpKeySpecials::kLeftShift) || downStates->m_special.Get(GpKeySpecials::kRightShift);
+
+				if (keyEvent.m_keyIDSubset == GpKeyIDSubsets::kSpecial)
+				{
+					if (keyEvent.m_key.m_specialKey == GpKeySpecials::kBackspace)
+					{
+
+						return WidgetHandleStates::kDigested;
+					}
+					else if (keyEvent.m_key.m_specialKey == GpKeySpecials::kDelete)
+					{
+						return WidgetHandleStates::kDigested;
+					}
+				}
+			}
+		}
+
+		return WidgetHandleStates::kIgnored;
+	}
+
+	void EditboxWidget::Redraw()
+	{
+		if (m_window)
+		{
+			DrawSurface *surface = m_window->GetDrawSurface();
+			DrawControl(surface);
+		}
+	}
+
+	bool EditboxWidget::HandlesTickEvents() const
+	{
+		return true;
+	}
+
+	void EditboxWidget::OnTick()
+	{
+		if (m_hasFocus)
+		{
+			m_caratTimer++;
+			if (m_caratTimer == kCaratBlinkRate)
+				Redraw();
+			else if (m_caratTimer == kCaratBlinkRate * 2)
+			{
+				m_caratTimer = 0;
+				Redraw();
+			}
+		}
+	}
+
+	void EditboxWidget::HandleCharacter(uint8_t ch, const uint32_t numRepeatsRequested)
+	{
+		const size_t numPostSelChars = m_length - m_selEndChar;
+		const size_t numSelChars = m_selEndChar - m_selStartChar;
+		const size_t numPreSelChars = m_selStartChar;
+
+		const size_t lengthWithSelectionRemoved = m_length - numSelChars;
+		const size_t availableInsertions = m_capacity - lengthWithSelectionRemoved;
+
+		const size_t numInsertions = std::min<size_t>(availableInsertions, numRepeatsRequested);
+
+		if (m_selEndChar != m_length)
+		{
+			size_t moveSize = m_length - m_selEndChar;
+			uint8_t *moveSrc = m_chars + m_selEndChar;
+			uint8_t *moveDest = m_chars + m_selStartChar + numInsertions;
+			if (moveSrc != moveDest)
+				memmove(moveDest, moveSrc, numPostSelChars);
+		}
+
+		uint8_t *insertPos = m_chars + m_selStartChar;
+
+		for (size_t r = 0; r < numInsertions; r++)
+			insertPos[r] = ch;
+
+		// Reset selection
+		m_selStartChar += numInsertions;
+		m_selEndChar = m_selStartChar;
+
+		// Reset length;
+		m_length = numPreSelChars + numInsertions + numPostSelChars;
+
+		m_caratTimer = 0;
+		Redraw();
+	}
+
+	void EditboxWidget::HandleBackspace(uint32_t numRepeatsRequested)
+	{
+		const size_t numPostSelChars = m_length - m_selEndChar;
+		const size_t numSelChars = m_selEndChar - m_selStartChar;
+		const size_t numPreSelChars = m_selStartChar;
+
+		size_t prefixTrim = numRepeatsRequested;
+		if (numSelChars != 0)
+			prefixTrim--;
+
+		if (prefixTrim > numPreSelChars)
+			prefixTrim = numPreSelChars;
+
+		const size_t prefixKeep = numPreSelChars - prefixTrim;
+		const size_t suffixKeep = numPostSelChars;
+
+		if (suffixKeep > 0)
+		{
+			uint8_t *moveSrc = m_chars + m_selEndChar;
+			uint8_t *moveDest = m_chars + prefixKeep;
+
+			if (moveSrc != moveDest)
+				memmove(moveDest, moveSrc, suffixKeep);
+		}
+
+		m_length = prefixKeep + suffixKeep;
+		m_selStartChar = m_selEndChar = prefixKeep;
+
+		m_caratTimer = 0;
+		Redraw();
+	}
 }

PortabilityLayer/PLEditboxWidget.h

@@ -17,11 +17,30 @@ namespace PortabilityLayer
 		void SetString(const PLPasStr &str) override;
 		PLPasStr GetString() const override;
 
+		void GainFocus() override;
+		void LoseFocus() override;
+
+		WidgetHandleState_t ProcessEvent(const TimeTaggedVOSEvent &evt) override;
+
+		bool HandlesTickEvents() const;
+
 	private:
+		static const unsigned int kCaratBlinkRate = 20;
+
+		void OnTick() override;
+		void Redraw();
+
+		void HandleCharacter(uint8_t keyChar, const uint32_t numRepeatsRequested);
+		void HandleBackspace(const uint32_t numRepeatsRequested);
+		void HandleForwardDelete(const uint32_t numRepeatsRequested);
+
 		uint8_t *m_chars;
 		size_t m_capacity;
 		size_t m_length;
 		size_t m_selStartChar;
 		size_t m_selEndChar;
+
+		bool m_hasFocus;
+		uint16_t m_caratTimer;
 	};
 }

PortabilityLayer/PLWidgets.cpp

@@ -84,6 +84,19 @@ namespace PortabilityLayer
 		(void)style;
 	}
 
+	bool Widget::HandlesTickEvents() const
+	{
+		return false;
+	}
+
+	void Widget::GainFocus()
+	{
+	}
+
+	void Widget::LoseFocus()
+	{
+	}
+
 	void Widget::SetString(const PLPasStr &str)
 	{
 		(void)str;
@@ -99,6 +112,11 @@ namespace PortabilityLayer
 		return m_rect;
 	}
 
+	Window *Widget::GetWindow() const
+	{
+		return m_window;
+	}
+
 	Widget::Widget(const WidgetBasicState &state)
 		: m_rect(state.m_rect)
 		, m_window(state.m_window)
@@ -120,6 +138,10 @@ namespace PortabilityLayer
 	{
 	}
 
+	void Widget::OnTick()
+	{
+	}
+
 	void Widget::BaseRelease(void *storage)
 	{
 		PortabilityLayer::MemoryManager::GetInstance()->Release(storage);

PortabilityLayer/PLWidgets.h

@@ -64,14 +64,23 @@ namespace PortabilityLayer
 
 		virtual void SetHighlightStyle(int16_t style);
 
+		virtual bool HandlesTickEvents() const;
+
 		const Rect &GetRect() const;
+		Window *GetWindow() const;
 
 	protected:
+		friend struct Window;
+
+		virtual void GainFocus();
+		virtual void LoseFocus();
+
 		explicit Widget(const WidgetBasicState &state);
 		virtual ~Widget();
 
 		virtual void OnEnabledChanged();
 		virtual void OnStateChanged();
+		virtual void OnTick();
 
 		static void BaseRelease(void *storage);
 		static void *BaseAlloc(size_t sz);