mirror of
https://github.com/elasota/Aerofoil.git
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108 lines
2.6 KiB
C++
108 lines
2.6 KiB
C++
#include "WindowDef.h"
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#include "IOStream.h"
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#include "CoreDefs.h"
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#include "PLPasStr.h"
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#include <algorithm>
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namespace PortabilityLayer
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{
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bool WindowDef::Deserialize(IOStream *stream)
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{
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struct WindowDefPart1
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{
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BERect m_initialRect;
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BEInt16_t m_wdefResID;
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BEUInt16_t m_visibilityStatus;
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BEUInt16_t m_hasCloseBox;
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BEUInt32_t m_referenceConstant;
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uint8_t m_titleLength;
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};
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enum WDefPositionSpecs
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{
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kPosSpec_CommonBits = 0x200a,
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kPosSpec_LocationMask = 0x1800,
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kPosSpec_Location_Center = 0x0800,
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kPosSpec_Location_AlertPosition = 0x1000,
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kPosSpec_Location_Stagger = 0x1800,
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kPosSpec_SubsetMask = 0xc000,
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kPosSpec_Subset_MainScreen = 0x0000,
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kPosSpec_Subset_ParentWindow = 0x8000,
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kPosSpec_Subset_ParentWindowsScreen = 0x4000,
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};
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enum Styles
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{
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kStyle_BarResizable = 0,
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kStyle_Bar = 4,
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kStyle_BarResizableExpandable = 8,
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kStyle_BarExpandable = 12,
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kStyle_Box = 2,
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kStyle_BoxShadow = 3,
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kStyle_BarCloseBoxBlack = 16,
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kStyle_Alert = 1,
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kStyle_BarNoMinimize = 5,
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};
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GP_STATIC_ASSERT(sizeof(WindowDefPart1) == 19);
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WindowDefPart1 wdefPart1;
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if (stream->Read(&wdefPart1, sizeof(wdefPart1)) != sizeof(wdefPart1))
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return false;
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uint16_t styleFlags = 0;
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switch (static_cast<int>(wdefPart1.m_wdefResID))
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{
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case kStyle_Bar:
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case kStyle_BarNoMinimize:
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styleFlags = WindowStyleFlags::kTitleBar;
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break;
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case kStyle_Box:
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styleFlags = 0;
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break;
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default:
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return false; // Unsupported window style
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}
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if (wdefPart1.m_hasCloseBox != 0)
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styleFlags |= WindowStyleFlags::kCloseBox;
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m_initialRect = wdefPart1.m_initialRect.ToRect();
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m_styleFlags = styleFlags;
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m_visibilityStatus = wdefPart1.m_visibilityStatus;
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m_referenceConstant = wdefPart1.m_referenceConstant;
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m_title[0] = wdefPart1.m_titleLength;
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if (stream->Read(m_title + 1, wdefPart1.m_titleLength) != wdefPart1.m_titleLength)
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return false;
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if (stream->Read(&m_positionSpec, 2) == 2)
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ByteSwap::BigUInt16(m_positionSpec);
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else
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m_positionSpec = 0;
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return true;
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}
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WindowDef WindowDef::Create(const Rect &initialRect, uint16_t styleFlags, bool isVisible, uint32_t refConstant, uint16_t positionSpec, const PLPasStr &title)
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{
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WindowDef wdef;
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wdef.m_initialRect = initialRect;
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wdef.m_styleFlags = styleFlags;
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wdef.m_visibilityStatus = isVisible ? 1 : 0;
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wdef.m_referenceConstant = refConstant;
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wdef.m_positionSpec = positionSpec;
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const uint8_t titleLength = static_cast<uint8_t>(std::min<size_t>(255, title.Length()));
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wdef.m_title[0] = titleLength;
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memcpy(wdef.m_title + 1, title.UChars(), titleLength);
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return wdef;
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}
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}
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