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Virtual keyboard
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reenigne committed Oct 1, 2011
1 parent 7575440 commit 7e22fda
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Showing 5 changed files with 403 additions and 37 deletions.
223 changes: 223 additions & 0 deletions 8088/arduino_keyboard/keyboard/keyboard.cpp
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#include "unity/main.h"
#include "unity/file.h"

class Program : public ProgramBase
{
public:
int run()
{
_com.set(CreateFile(
L"COM3",
GENERIC_READ | GENERIC_WRITE,
0, // must be opened with exclusive-access
NULL, // default security attributes
OPEN_EXISTING, // must use OPEN_EXISTING
0, // not overlapped I/O
NULL)); // hTemplate must be NULL for comm devices

DCB deviceControlBlock;
SecureZeroMemory(&deviceControlBlock, sizeof(DCB));

IF_ZERO_THROW(GetCommState(_com, &deviceControlBlock));

deviceControlBlock.DCBlength = sizeof(DCB);
deviceControlBlock.BaudRate = CBR_9600;
//deviceControlBlock.fBinary = TRUE;
//deviceControlBlock.fParity = FALSE;
deviceControlBlock.fOutxCtsFlow = FALSE;
deviceControlBlock.fOutxDsrFlow = FALSE;
// DTR_CONTROL_ENABLE causes Arduino to reset on connect
//deviceControlBlock.fDtrControl = DTR_CONTROL_ENABLE;
deviceControlBlock.fDtrControl = DTR_CONTROL_DISABLE;
//deviceControlBlock.fDsrSensitivity = FALSE;
//deviceControlBlock.fTXContinueOnXoff = TRUE;
deviceControlBlock.fOutX = TRUE;
deviceControlBlock.fInX = TRUE;
//deviceControlBlock.fErrorChar = FALSE;
deviceControlBlock.fNull = FALSE;
//deviceControlBlock.fRtsControl = RTS_CONTROL_DISABLE;
//deviceControlBlock.fAbortOnError = FALSE;
//deviceControlBlock.wReserved = 0;
deviceControlBlock.ByteSize = 8;
deviceControlBlock.Parity = NOPARITY;
deviceControlBlock.StopBits = ONESTOPBIT;
deviceControlBlock.XonChar = 17;
deviceControlBlock.XoffChar = 19;

IF_ZERO_THROW(SetCommState(_com, &deviceControlBlock));

sendByte(0x7f); // Put Arduino in raw mode

Window::Params wp(&_windows, L"Virtual keyboard");
typedef RootWindow<Window> RootWindow;
RootWindow::Params rwp(wp);
typedef KeyboardWindow<RootWindow> KeyboardWindow;
KeyboardWindow::Params kwp(rwp, this);
KeyboardWindow window(kwp);

window.show(_nCmdShow);
return pumpMessages();
}
private:
template<class Base> class KeyboardWindow : public Base
{
public:
class Params
{
friend class KeyboardWindow;
public:
Params(typename Base::Params bp, Program* program)
: _bp(bp), _program(program) { }
private:
typename Base::Params _bp;
Program* _program;
};

KeyboardWindow(Params p) : Base(p._bp), _program(p._program),
_lShift(false), _rShift(false) { }
protected:
virtual LRESULT handleMessage(UINT uMsg, WPARAM wParam, LPARAM lParam)
{
switch (uMsg) {
case WM_KEYDOWN:
case WM_SYSKEYDOWN:
doKey(wParam, false);
return 0;
case WM_KEYUP:
case WM_SYSKEYUP:
doKey(wParam, true);
return 0;
}
return Base::handleMessage(uMsg, wParam, lParam);
}
private:

void doKey(int key, bool up)
{
int scanCode = 0;
switch (key) {
case VK_BACK: scanCode = 0x0e; break;
case VK_TAB: scanCode = 0x0f; break;
case VK_RETURN: scanCode = 0x1c; break;
case VK_CONTROL: scanCode = 0x1d; break;
case VK_MENU: scanCode = 0x38; break;
case VK_CAPITAL: scanCode = 0x3a; break;
case VK_ESCAPE: scanCode = 0x01; break;
case VK_SPACE: scanCode = 0x39; break;
case VK_PRIOR: scanCode = 0x49; break;
case VK_NEXT: scanCode = 0x51; break;
case VK_END: scanCode = 0x4f; break;
case VK_HOME: scanCode = 0x47; break;
case VK_LEFT: scanCode = 0x4b; break;
case VK_UP: scanCode = 0x48; break;
case VK_RIGHT: scanCode = 0x4d; break;
case VK_DOWN: scanCode = 0x50; break;
case VK_SNAPSHOT: scanCode = 0x37; break;
case VK_INSERT: scanCode = 0x52; break;
case VK_DELETE: scanCode = 0x53; break;
case '0': scanCode = 0x0b; break;
case '1': scanCode = 0x02; break;
case '2': scanCode = 0x03; break;
case '3': scanCode = 0x04; break;
case '4': scanCode = 0x05; break;
case '5': scanCode = 0x06; break;
case '6': scanCode = 0x07; break;
case '7': scanCode = 0x08; break;
case '8': scanCode = 0x09; break;
case '9': scanCode = 0x0a; break;
case 'A': scanCode = 0x1e; break;
case 'B': scanCode = 0x30; break;
case 'C': scanCode = 0x2e; break;
case 'D': scanCode = 0x20; break;
case 'E': scanCode = 0x12; break;
case 'F': scanCode = 0x21; break;
case 'G': scanCode = 0x22; break;
case 'H': scanCode = 0x23; break;
case 'I': scanCode = 0x17; break;
case 'J': scanCode = 0x24; break;
case 'K': scanCode = 0x25; break;
case 'L': scanCode = 0x26; break;
case 'M': scanCode = 0x32; break;
case 'N': scanCode = 0x31; break;
case 'O': scanCode = 0x18; break;
case 'P': scanCode = 0x19; break;
case 'Q': scanCode = 0x10; break;
case 'R': scanCode = 0x13; break;
case 'S': scanCode = 0x1f; break;
case 'T': scanCode = 0x14; break;
case 'U': scanCode = 0x16; break;
case 'V': scanCode = 0x2f; break;
case 'W': scanCode = 0x11; break;
case 'X': scanCode = 0x2d; break;
case 'Y': scanCode = 0x15; break;
case 'Z': scanCode = 0x2c; break;
case VK_NUMPAD0: scanCode = 0x52; break;
case VK_NUMPAD1: scanCode = 0x4f; break;
case VK_NUMPAD2: scanCode = 0x50; break;
case VK_NUMPAD3: scanCode = 0x51; break;
case VK_NUMPAD4: scanCode = 0x4b; break;
case VK_NUMPAD5: scanCode = 0x4c; break;
case VK_NUMPAD6: scanCode = 0x4d; break;
case VK_NUMPAD7: scanCode = 0x47; break;
case VK_NUMPAD8: scanCode = 0x48; break;
case VK_NUMPAD9: scanCode = 0x49; break;
case VK_MULTIPLY: scanCode = 0x37; break;
case VK_ADD: scanCode = 0x4e; break;
case VK_SUBTRACT: scanCode = 0x4a; break;
case VK_DECIMAL: scanCode = 0x53; break;
case VK_DIVIDE: scanCode = 0x35; break;
case VK_F1: scanCode = 0x3b; break;
case VK_F2: scanCode = 0x3c; break;
case VK_F3: scanCode = 0x3d; break;
case VK_F4: scanCode = 0x3e; break;
case VK_F5: scanCode = 0x3f; break;
case VK_F6: scanCode = 0x40; break;
case VK_F7: scanCode = 0x41; break;
case VK_F8: scanCode = 0x42; break;
case VK_F9: scanCode = 0x43; break;
case VK_F10: scanCode = 0x44; break;
case VK_NUMLOCK: scanCode = 0x45; break;
case VK_SCROLL: scanCode = 0x46; break;
case VK_SHIFT:
{
bool lShift = ((GetKeyState(VK_LSHIFT) & 0x80000000) != 0);
bool rShift = ((GetKeyState(VK_RSHIFT) & 0x80000000) != 0);
if (lShift != _lShift) {
_program->sendByte(lShift ? 0x2a : 0xaa);
_lShift = lShift;
}
if (rShift != _rShift) {
_program->sendByte(rShift ? 0x36 : 0xb6);
_rShift = rShift;
}
}
return;
case VK_OEM_1: scanCode = 0x27; break;
case VK_OEM_PLUS: scanCode = 0x0d; break;
case VK_OEM_COMMA: scanCode = 0x33; break;
case VK_OEM_MINUS: scanCode = 0x0c; break;
case VK_OEM_PERIOD: scanCode = 0x34; break;
case VK_OEM_2: scanCode = 0x35; break;
case VK_OEM_3: scanCode = 0x29; break;
case VK_OEM_4: scanCode = 0x1a; break;
case VK_OEM_5: scanCode = 0x2b; break;
case VK_OEM_6: scanCode = 0x1b; break;
case VK_OEM_7: scanCode = 0x28; break;
default: return;
}
_program->sendByte(scanCode | (up ? 0x80 : 0));
}
Program* _program;
bool _lShift;
bool _rShift;
};
void sendByte(Byte value)
{
// Escape for XON/XOFF
if (value == 0 || value == 17 || value == 19)
_com.write<Byte>(0);
_com.write<Byte>(value);
}

AutoHandle _com;
};
20 changes: 20 additions & 0 deletions 8088/arduino_keyboard/keyboard/keyboard.sln
@@ -0,0 +1,20 @@

Microsoft Visual Studio Solution File, Format Version 11.00
# Visual Studio 2010
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "keyboard", "keyboard.vcxproj", "{1F483CB5-3767-41E6-BC98-81C575AAA53C}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Win32 = Debug|Win32
Release|Win32 = Release|Win32
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
{1F483CB5-3767-41E6-BC98-81C575AAA53C}.Debug|Win32.ActiveCfg = Debug|Win32
{1F483CB5-3767-41E6-BC98-81C575AAA53C}.Debug|Win32.Build.0 = Debug|Win32
{1F483CB5-3767-41E6-BC98-81C575AAA53C}.Release|Win32.ActiveCfg = Release|Win32
{1F483CB5-3767-41E6-BC98-81C575AAA53C}.Release|Win32.Build.0 = Release|Win32
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
EndGlobal
89 changes: 89 additions & 0 deletions 8088/arduino_keyboard/keyboard/keyboard.vcxproj
@@ -0,0 +1,89 @@
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<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<ProjectConfiguration Include="Debug|Win32">
<Configuration>Debug</Configuration>
<Platform>Win32</Platform>
</ProjectConfiguration>
<ProjectConfiguration Include="Release|Win32">
<Configuration>Release</Configuration>
<Platform>Win32</Platform>
</ProjectConfiguration>
</ItemGroup>
<PropertyGroup Label="Globals">
<ProjectGuid>{1F483CB5-3767-41E6-BC98-81C575AAA53C}</ProjectGuid>
<Keyword>Win32Proj</Keyword>
<RootNamespace>keyboard</RootNamespace>
</PropertyGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
<ConfigurationType>Application</ConfigurationType>
<UseDebugLibraries>true</UseDebugLibraries>
<CharacterSet>Unicode</CharacterSet>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
<ConfigurationType>Application</ConfigurationType>
<UseDebugLibraries>false</UseDebugLibraries>
<WholeProgramOptimization>true</WholeProgramOptimization>
<CharacterSet>Unicode</CharacterSet>
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<PropertyGroup Label="UserMacros" />
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
<LinkIncremental>true</LinkIncremental>
<IncludePath>D:\t\reenigne\include;$(IncludePath)</IncludePath>
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<WarningLevel>Level3</WarningLevel>
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<ClCompile>
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<EnableCOMDATFolding>true</EnableCOMDATFolding>
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<ItemGroup>
<ClCompile Include="keyboard.cpp" />
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<ItemGroup>
<ClInclude Include="..\..\..\include\unity\file.h" />
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<ClInclude Include="..\..\..\include\unity\user.h" />
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