Edit box baseline (regresses volume control dialog though)

PortabilityLayer/PLEditboxWidget.cpp

@@ -0,0 +1,72 @@
+#include "PLEditboxWidget.h"
+#include "PLStandardColors.h"
+#include "MemoryManager.h"
+#include "FontFamily.h"
+
+#include <algorithm>
+
+namespace PortabilityLayer
+{
+	EditboxWidget::EditboxWidget(const WidgetBasicState &state)
+		: WidgetSpec<EditboxWidget>(state)
+		, m_capacity(255)
+		, m_length(0)
+		, m_chars(nullptr)
+		, m_selStartChar(0)
+		, m_selEndChar(0)
+	{
+	}
+
+	EditboxWidget::~EditboxWidget()
+	{
+		PortabilityLayer::MemoryManager *mm = PortabilityLayer::MemoryManager::GetInstance();
+
+		if (m_chars)
+			mm->Release(m_chars);
+	}
+
+	bool EditboxWidget::Init(const WidgetBasicState &state)
+	{
+		PortabilityLayer::MemoryManager *mm = PortabilityLayer::MemoryManager::GetInstance();
+		m_capacity = 255;
+
+		m_chars = static_cast<uint8_t*>(mm->Alloc(m_capacity * sizeof(m_chars[0])));
+		if (!m_chars)
+			return false;
+
+		return true;
+	}
+
+	void EditboxWidget::EditboxWidget::DrawControl(DrawSurface *surface)
+	{
+		const Rect textRect = m_rect;
+		const Rect innerRect = textRect.Inset(-2, -2);
+		const Rect outerRect = innerRect.Inset(-1, -1);
+
+		surface->SetForeColor(StdColors::Black());
+		surface->FillRect(outerRect);
+		surface->SetForeColor(StdColors::White());
+		surface->FillRect(innerRect);
+
+		surface->SetForeColor(StdColors::Black());
+		surface->SetSystemFont(12, PortabilityLayer::FontFamilyFlag_None);
+		int32_t ascender = surface->MeasureFontAscender();
+
+		Point basePoint = Point::Create(textRect.left, (textRect.top + textRect.bottom + ascender + 1) / 2);
+		surface->DrawStringConstrained(basePoint, this->GetString(), true, m_rect);
+	}
+
+	void EditboxWidget::SetString(const PLPasStr &str)
+	{
+		const size_t len = std::min<size_t>(m_capacity, str.Length());
+
+		m_length = len;
+		memcpy(m_chars, str.UChars(), len);
+	}
+
+	PLPasStr EditboxWidget::GetString() const
+	{
+		const uint8_t len = static_cast<uint8_t>(std::min<size_t>(255, m_length));
+		return PLPasStr(len, reinterpret_cast<const char*>(m_chars));
+	}
+}