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RadTerminal.cpp
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#include <windows.h>
#include <windowsx.h>
#include <tchar.h>
#include <string>
#include "ProcessUtils.h"
#include "WinUtils.h"
#include "DarkMode.h"
#include "libtsm\src\tsm\libtsm.h"
#include "libtsm\external\xkbcommon\xkbcommon-keysyms.h"
#include "resource.h"
// TODO
// https://stackoverflow.com/questions/5966903/how-to-get-mousemove-and-mouseclick-in-bash
// keyboard select mode
// specify an icon on command line
// remove polling
// unicode/emoji
// find
// status bar ???
// tooltip while resizing ???
// flash window on updates
// dynamically change font
// transparency
// hide scrollbar if scrollback not enabled
// support bel
// support
// ESC [ ? 12 h ATT160 Text Cursor Enable Blinking
// ESC [ ? 12 l ATT160 Text Cursor Enable Blinking
// ESC ] 4 ; <i> ; rgb : <r> / <g> / <b> ESC Modify Screen Colors
// See https://docs.microsoft.com/en-us/windows/console/console-virtual-terminal-sequences
// Tabs in frame - see https://docs.microsoft.com/en-au/windows/desktop/dwm/customframe
#define PROJ_NAME TEXT("RadTerminal")
#define PROJ_CODE TEXT("RadTerminal")
#define REG_BASE TEXT("Software\\RadSoft\\") PROJ_CODE
template <class T>
bool MemEqual(const T& a, const T& b)
{
return memcmp(&a, &b, sizeof(T)) == 0;
}
void ShowError(HWND hWnd, LPCTSTR msg, HRESULT hr)
{
TCHAR fullmsg[1024];
_stprintf_s(fullmsg, _T("%s: 0x%08x"), msg, hr);
MessageBox(hWnd, fullmsg, PROJ_NAME, MB_ICONERROR);
}
#define CHECK(x, r) \
if (!(x)) \
{ \
ShowError(hWnd, __FUNCTIONW__ TEXT(": ") TEXT(#x), HRESULT_FROM_WIN32(GetLastError())); \
return (r); \
}
#define CHECK_ONLY(x) \
if (!(x)) \
{ \
ShowError(hWnd, __FUNCTIONW__ TEXT(": ") TEXT(#x), HRESULT_FROM_WIN32(GetLastError())); \
}
#define VERIFY(x) \
if (!(x)) \
{ \
ShowError(hWnd, __FUNCTIONW__ TEXT(": ") TEXT(#x), 0); \
}
HWND CreateRadTerminalFrame(HINSTANCE hInstance);
LRESULT CALLBACK RadTerminalWindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
HWND ActionNewWindow(HWND hWnd, bool bParseCmdLine, const std::tstring& profile);
ATOM RegisterRadTerminal(HINSTANCE hInstance)
{
WNDCLASS wc = {};
wc.lpfnWndProc = RadTerminalWindowProc;
wc.hIcon = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_ICON1));
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = GetSysColorBrush(COLOR_WINDOW);
wc.hInstance = hInstance;
wc.lpszClassName = PROJ_CODE;
return RegisterClass(&wc);
}
ATOM GetRadTerminalAtom(HINSTANCE hInstance)
{
static ATOM g_atom = RegisterRadTerminal(hInstance);
return g_atom;
}
struct RadTerminalCreate
{
int iFontHeight;
std::tstring strFontFace;
std::tstring strScheme;
COORD szCon;
int sb;
std::tstring strCommand;
};
void LoadRegistry(RadTerminalCreate& rtc, LPCWSTR strSubKey)
{
HKEY hMainKey = NULL;
if (RegOpenKey(HKEY_CURRENT_USER, REG_BASE TEXT("\\Profiles"), &hMainKey) == ERROR_SUCCESS)
{
HKEY hKey = NULL;
if (RegOpenKey(hMainKey, strSubKey, &hKey) == ERROR_SUCCESS)
{
rtc.iFontHeight = RegGetDWORD(hKey, _T("FontSize"), rtc.iFontHeight);
rtc.strFontFace = RegGetString(hKey, _T("FontFace"), rtc.strFontFace);
rtc.strScheme = RegGetString(hKey, _T("Scheme"), rtc.strScheme);
rtc.szCon.X = (SHORT) RegGetDWORD(hKey, _T("Width"), rtc.szCon.X);
rtc.szCon.Y = (SHORT) RegGetDWORD(hKey, _T("Height"), rtc.szCon.Y);
rtc.sb = RegGetDWORD(hKey, _T("Scrollback"), rtc.sb);
rtc.strCommand = RegGetString(hKey, _T("Command"), rtc.strCommand);
RegCloseKey(hKey);
}
RegCloseKey(hMainKey);
}
}
void ParseCommandLine(RadTerminalCreate& rtc)
{
bool command = false;
for (int i = 1; i < __argc; ++i)
{
LPCTSTR arg = __targv[i];
if (command)
{
rtc.strCommand += ' ';
rtc.strCommand += arg;
}
else if (_tcsicmp(arg, _T("-w")) == 0)
rtc.szCon.X = _tstoi(__targv[++i]);
else if (_tcsicmp(arg, _T("-h")) == 0)
rtc.szCon.Y = _tstoi(__targv[++i]);
else if (_tcsicmp(arg, _T("-scheme")) == 0)
rtc.strScheme = __targv[++i];
else if (_tcsicmp(arg, _T("-font_face")) == 0)
rtc.strFontFace = __targv[++i];
else if (_tcsicmp(arg, _T("-font_size")) == 0)
rtc.iFontHeight = _tstoi(__targv[++i]);
else if (_tcsicmp(arg, _T("-sb")) == 0)
rtc.sb = _tstoi(__targv[++i]);
else
{
rtc.strCommand = arg;
command = true;
}
}
}
RadTerminalCreate GetTerminalCreate(bool bParseCmdLine, std::tstring profile)
{
if (profile.empty())
profile = RegGetString(HKEY_CURRENT_USER, REG_BASE, TEXT("Profile"), TEXT("Cmd"));
RadTerminalCreate rtc = {};
rtc.iFontHeight = 16;
//rtc.strFontFace = _T("Courier New");
rtc.strFontFace = _T("Consolas");
//rtc.strFontFace = _T("Cascadia Code");
//rtc.strScheme = _T("solarized");
rtc.szCon = { 80, 25 };
rtc.sb = 1000;
//rtc.strCommand = _T("%COMSPEC%");
rtc.strCommand = _T("cmd");
LoadRegistry(rtc, _T("Default"));
LoadRegistry(rtc, profile.c_str());
if (bParseCmdLine)
ParseCommandLine(rtc);
return rtc;
}
int WINAPI _tWinMain(HINSTANCE hInstance, HINSTANCE, PTSTR pCmdLine, int nCmdShow)
{
InitDarkMode();
SetThreadDpiAwarenessContext(DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2);
HWND hWnd = NULL;
HWND hWndMDIClient = NULL;
HACCEL hAccel1 = NULL;
bool bMDI = RegGetDWORD(HKEY_CURRENT_USER, REG_BASE, TEXT("MDI"), TRUE) > 0;
CHECK(GetRadTerminalAtom(hInstance), EXIT_FAILURE);
if (bMDI)
{
hWnd = CreateRadTerminalFrame(hInstance);
CHECK(hWnd, EXIT_FAILURE);
hWndMDIClient = GetMDIClient(hWnd);
hAccel1 = LoadAccelerators(hInstance, MAKEINTRESOURCE(IDR_ACCELERATOR1));
HWND hChildWnd = ActionNewWindow(hWnd, true, TEXT(""));
if (true && hChildWnd != NULL)
{
const UINT dpi = GetDpiForWindow(hWnd);
RECT r = {};
CHECK(GetWindowRect(hChildWnd, &r), EXIT_FAILURE);
CHECK(UnadjustWindowRectExForDpi(&r, GetWindowStyle(hChildWnd), GetMenu(hChildWnd) != NULL, GetWindowExStyle(hChildWnd), dpi), EXIT_FAILURE);
CHECK(AdjustWindowRectExForDpi(&r, GetWindowStyle(hWnd), GetMenu(hWnd) != NULL, GetWindowExStyle(hWnd), dpi), EXIT_FAILURE);
CHECK(SetWindowPos(hWnd, 0, r.left, r.top, r.right - r.left, r.bottom - r.top, SWP_NOMOVE | SWP_NOZORDER), EXIT_FAILURE);
ShowWindow(hChildWnd, SW_MAXIMIZE);
}
}
else
{
RadTerminalCreate rtc = GetTerminalCreate(true, TEXT(""));
hWnd = CreateWindowEx(
WS_EX_ACCEPTFILES,
MAKEINTATOM(GetRadTerminalAtom(hInstance)),
PROJ_NAME,
WS_OVERLAPPEDWINDOW | WS_VSCROLL,
CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
NULL, // Parent window
NULL, // Menu
hInstance,
&rtc
);
CHECK(hWnd, EXIT_FAILURE);
}
if (g_darkModeEnabled)
{
SetWindowTheme(hWnd, L"DarkMode_Explorer", NULL); // Needed for scrollbar
AllowDarkModeForWindow(hWnd, true);
RefreshTitleBarThemeColor(hWnd);
}
ShowWindow(hWnd, nCmdShow);
HACCEL hAccel2 = LoadAccelerators(hInstance, MAKEINTRESOURCE(IDR_ACCELERATOR2));
MSG msg = {};
while (GetMessage(&msg, (HWND) NULL, 0, 0))
{
if (!TranslateMDISysAccel(hWndMDIClient, &msg) &&
!TranslateAccelerator(hWnd, hAccel1, &msg) &&
!TranslateAccelerator(hWnd, hAccel2, &msg))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
}
return EXIT_SUCCESS;
}
template<class T, class U>
struct ThreadData2
{
typedef void HandleFunc(T hHandle, U hWnd);
HandleFunc* pFunc;
T t;
U u;
void Do() const
{
pFunc(t, u);
}
};
template<class T>
DWORD WINAPI MyThread(LPVOID lpParameter)
{
const T* htd = (T*) lpParameter;
htd->Do();
delete htd;
return 0;
}
template<class T, class U>
void CreateThread(void (*pFunc)(T, U), T t, U u)
{
ThreadData2<T, U>* htd = new ThreadData2<T, U>;
htd->pFunc = pFunc;
htd->t = t;
htd->u = u;
CreateThread(nullptr, 0, MyThread<ThreadData2<T, U>>, htd, 0, nullptr);
}
#define WM_WATCH (WM_USER + 5)
void WatchThread(HANDLE hHandle, HWND hWnd)
{
do
{
WaitForSingleObject(hHandle, INFINITE);
} while (SendMessage(hWnd, WM_WATCH, (WPARAM) hHandle, 0) != 0);
}
#define WM_READ (WM_USER + 7)
void ReadThread(HANDLE hHandle, HWND hWnd)
{
while (true)
{
char buf[1024];
const DWORD toread = ARRAYSIZE(buf);
DWORD read = 0;
if (!ReadFile(hHandle, buf, toread, &read, nullptr))
break;
SendMessage(hWnd, WM_READ, (WPARAM) buf, read);
}
CloseHandle(hHandle);
}
void tsm_log(void *data,
const char *file,
int line,
const char *func,
const char *subs,
unsigned int sev,
const char *format,
va_list args)
{
char buf[1024];
sprintf_s(buf, "tsm_log: %d %s:%d %s %s - ", sev, strrchr(file, '\\'), line, func, subs);
OutputDebugStringA(buf);
vsprintf_s(buf, format, args);
OutputDebugStringA(buf);
OutputDebugStringA("\n");
}
struct tsm_screen_draw_info
{
int iFontHeight;
std::tstring strFontFace;
HFONT hFonts[2][2][2]; // bold, italic, underline
TEXTMETRIC tm;
};
struct tsm_screen_draw_state
{
HFONT hFont;
COLORREF bg;
COLORREF fg;
BOOL inverse;
};
struct tsm_screen_draw_data
{
HDC hdc;
const tsm_screen_draw_info* info;
COORD cur_pos;
unsigned int flags;
POINT pos;
std::tstring drawbuf;
tsm_screen_draw_state state;
};
inline SIZE GetCellSize(const tsm_screen_draw_info* di)
{
return { di->tm.tmAveCharWidth, di->tm.tmHeight };
}
inline POINT GetScreenPos(const tsm_screen_draw_info* di, COORD pos)
{
SIZE sz = GetCellSize(di);
return { pos.X * sz.cx, pos.Y * sz.cy };
}
inline COORD GetCellPos(const tsm_screen_draw_info* di, POINT pos)
{
SIZE sz = GetCellSize(di);
return { (SHORT) (pos.x / sz.cx), (SHORT) (pos.y / sz.cy) };
}
void Flush(tsm_screen_draw_data* const draw)
{
if (!draw->drawbuf.empty())
{
HFONT hFontOrig = SelectFont(draw->hdc, draw->state.hFont);
SetBkColor(draw->hdc, draw->state.bg);
SetTextColor(draw->hdc, draw->state.fg);
TextOut(draw->hdc, draw->pos.x, draw->pos.y, draw->drawbuf.c_str(), (int) draw->drawbuf.length());
if (draw->state.inverse)
{
SIZE sz = GetCellSize(draw->info);
sz.cx *= (LONG) draw->drawbuf.length();
RECT rc = Rect(draw->pos, sz);
--rc.left;
InvertRect(draw->hdc, &rc);
}
draw->drawbuf.clear();
SelectFont(draw->hdc, hFontOrig);
}
}
static size_t ucs4_to_utf16(uint32_t wc, wchar_t *wbuf)
{
if (wc < 0x10000)
{
wbuf[0] = wc;
return 1;
}
else
{
wc -= 0x10000;
wbuf[0] = 0xD800 | ((wc >> 10) & 0x3FF);
wbuf[1] = 0xDC00 | (wc & 0x3FF);
return 2;
}
}
int tsm_screen_draw(struct tsm_screen *con,
uint64_t id,
const uint32_t *ch,
size_t len,
unsigned int width,
unsigned int posx,
unsigned int posy,
const struct tsm_screen_attr *attr,
tsm_age_t age,
void *data)
{
tsm_screen_draw_data* const draw = (tsm_screen_draw_data*) data;
// TODO Protect, Blink
COORD pos = { (SHORT) posx, (SHORT) posy };
tsm_screen_draw_state state = {};
POINT scpos = GetScreenPos(draw->info, pos);
state.hFont = draw->info->hFonts[attr->bold][attr->italic][attr->underline];
state.bg = RGB(attr->br, attr->bg, attr->bb);
state.fg = RGB(attr->fr, attr->fg, attr->fb);
if (MemEqual(draw->cur_pos, pos) && // mouse is inversed in tsm, we undo that here
!(draw->flags & TSM_SCREEN_HIDE_CURSOR))
state.inverse = !attr->inverse;
else
state.inverse = attr->inverse;
if (scpos.y != draw->pos.y || !MemEqual(state, draw->state))
{
Flush(draw);
draw->pos = scpos;
draw->state = state;
}
if (len > 0)
{
for (int i = 0; i < len; ++i)
{
uint32_t chr = ch[i];
#ifdef _UNICODE
wchar_t buf[2];
size_t buflen = ucs4_to_utf16(chr, buf);
draw->drawbuf.append(buf, buflen);
#else
char buf[4];
size_t buflen = tsm_ucs4_to_utf8(chr, buf);
draw->drawbuf.append(buf, buflen);
#endif
}
}
else
draw->drawbuf += ' ';
return 0;
}
void tsm_vte_write(struct tsm_vte *vte,
const char *u8,
size_t len,
void *data)
{
const HANDLE hInput = (HANDLE) data;
while (len > 0)
{
DWORD written = 0;
WriteFile(hInput, u8, (DWORD) len, &written, nullptr);
len -= written;
}
//FlushFileBuffers(hInput);
}
void tsm_vte_paste(struct tsm_vte *vte,
LPCTSTR lptstr)
{
const uint32_t keysym = XKB_KEY_NoSymbol;
while (*lptstr != '\0')
{
#ifdef _UNICODE
uint32_t ascii = 0;
uint32_t unicode = *lptstr;
#else
uint32_t ascii = *lptstr;
uint32_t unicode = 0;
#endif
unsigned int mods = 0; // TODO Should capital letters be faked with a Shift?
tsm_vte_handle_keyboard(vte, keysym, ascii, mods, unicode);
++lptstr;
}
}
void tsm_vte_osc(struct tsm_vte *vte,
const char *u8,
size_t len,
void *data)
{
if (strncmp(u8, "0;", 2) == 0 || strncmp(u8, "2;", 2) == 0)
{
HWND hWnd = (HWND) data;
SetWindowTextA(hWnd, u8 + 2);
}
}
struct RadTerminalData
{
struct tsm_screen *screen;
struct tsm_vte *vte;
tsm_screen_draw_info draw_info;
SubProcessData spd;
};
void DrawCursor(HDC hdc, const RadTerminalData* const data)
{
const unsigned int flags = tsm_screen_get_flags(data->screen);
if (!(flags & TSM_SCREEN_HIDE_CURSOR))
{
const COORD cur_pos = { (SHORT) tsm_screen_get_cursor_x(data->screen), (SHORT) (tsm_screen_get_cursor_y(data->screen) + tsm_screen_sb_depth(data->screen)) };
RECT rc = Rect(GetScreenPos(&data->draw_info, cur_pos), GetCellSize(&data->draw_info));
// TODO Different cursor styles
rc.top += (rc.bottom - rc.top) * 8 / 10;
InvertRect(hdc, &rc);
}
}
void FixScrollbar(HWND hWnd)
{
const RadTerminalData* const data = (RadTerminalData*) GetWindowLongPtr(hWnd, GWLP_USERDATA);
const unsigned int flags = tsm_screen_get_flags(data->screen);
SCROLLINFO si = {};
si.cbSize = sizeof(si);
si.fMask = SIF_PAGE | SIF_RANGE | SIF_POS | SIF_DISABLENOSCROLL;
si.nPage = tsm_screen_get_height(data->screen);
if (!(flags & TSM_SCREEN_ALTERNATE))
{
si.nMax = si.nPage + tsm_screen_sb_count(data->screen) - 1;
si.nPos = si.nMax - si.nPage - tsm_screen_sb_depth(data->screen) + 1;
}
else
{
si.nMax = si.nPage - 1;
si.nPos = si.nMax - si.nPage + 1;
}
SetScrollInfo(hWnd, SB_VERT, &si, TRUE);
}
BOOL CheckScrollBar(HWND hWnd)
{
const RadTerminalData* const data = (RadTerminalData*) GetWindowLongPtr(hWnd, GWLP_USERDATA);
int nPage = tsm_screen_get_height(data->screen);
int nMax = nPage + tsm_screen_sb_count(data->screen) - 1;
int nPos = nMax - nPage - tsm_screen_sb_depth(data->screen) + 1;
return GetScrollPos(hWnd, SB_VERT) == nPos;
}
// trim empty space from end of lines
void TrimLines(char* buf, int* plen)
{
char* lastnonnull = nullptr;
for (int i = 0; i < *plen; ++i)
{
switch (buf[i])
{
case ' ':
case '\0':
//buf[i] = ' ';
break;
case '\n':
if (lastnonnull != nullptr)
{
strncpy_s(lastnonnull, *plen - (lastnonnull - buf), buf + i, *plen - i); // TODO len should be *plen - (lastnonnull - buf) I think
int cut = (int) ((buf + i) - lastnonnull);
*plen -= cut;
i -= cut;
}
// fallthrough
default:
lastnonnull = buf + i + 1;
break;
}
}
if (lastnonnull != nullptr)
{
*lastnonnull = '\0';
int cut = (int) ((buf + *plen) - lastnonnull);
*plen -= cut;
}
}
int ActionCopyToClipboard(HWND hWnd)
{
const RadTerminalData* const data = (RadTerminalData*) GetWindowLongPtr(hWnd, GWLP_USERDATA);
char* buf = nullptr;
int len = tsm_screen_selection_copy(data->screen, &buf);
if (len > 0)
{
TrimLines(buf, &len);
HGLOBAL hMem = GlobalAlloc(GMEM_MOVEABLE, len + 1);
memcpy(GlobalLock(hMem), buf, len + 1);
GlobalUnlock(hMem);
while (!OpenClipboard(hWnd))
;
CHECK_ONLY(EmptyClipboard());
CHECK_ONLY(SetClipboardData(CF_TEXT, hMem));
CHECK_ONLY(CloseClipboard());
tsm_screen_selection_reset(data->screen);
InvalidateRect(hWnd, nullptr, TRUE);
}
free(buf);
return len;
}
int ActionClearSelection(HWND hWnd)
{
const RadTerminalData* const data = (RadTerminalData*) GetWindowLongPtr(hWnd, GWLP_USERDATA);
char* buf = nullptr;
int len = tsm_screen_selection_copy(data->screen, &buf);
if (len > 0)
{
tsm_screen_selection_reset(data->screen);
InvalidateRect(hWnd, nullptr, TRUE);
}
free(buf);
return len;
}
int ActionPasteFromClipboard(HWND hWnd)
{
const RadTerminalData* const data = (RadTerminalData*) GetWindowLongPtr(hWnd, GWLP_USERDATA);
if (IsClipboardFormatAvailable(CF_TEXT))
{
while (!OpenClipboard(hWnd))
;
#ifdef _UNICODE
HANDLE hData = GetClipboardData(CF_UNICODETEXT);
#else
HANDLE hData = GetClipboardData(CF_TEXT);
#endif
if (hData != NULL)
{
LPCTSTR lptstr = (LPCTSTR) GlobalLock(hData);
tsm_vte_paste(data->vte, lptstr);
GlobalUnlock(hData);
}
CHECK_ONLY(CloseClipboard());
}
return 0;
}
int ActionScrollbackUp(HWND hWnd)
{
const RadTerminalData* const data = (RadTerminalData*) GetWindowLongPtr(hWnd, GWLP_USERDATA);
const unsigned int flags = tsm_screen_get_flags(data->screen);
if (!(flags & TSM_SCREEN_ALTERNATE))
{
tsm_screen_sb_up(data->screen, 1);
int sp = GetScrollPos(hWnd, SB_VERT);
sp -= 1;
SetScrollPos(hWnd, SB_VERT, sp, TRUE);
VERIFY(CheckScrollBar(hWnd));
InvalidateRect(hWnd, nullptr, TRUE);
}
return 0;
}
int ActionScrollbackDown(HWND hWnd)
{
const RadTerminalData* const data = (RadTerminalData*) GetWindowLongPtr(hWnd, GWLP_USERDATA);
const unsigned int flags = tsm_screen_get_flags(data->screen);
if (!(flags & TSM_SCREEN_ALTERNATE))
{
tsm_screen_sb_down(data->screen, 1);
int sp = GetScrollPos(hWnd, SB_VERT);
sp += 1;
SetScrollPos(hWnd, SB_VERT, sp, TRUE);
VERIFY(CheckScrollBar(hWnd));
InvalidateRect(hWnd, nullptr, TRUE);
}
return 0;
}
HWND ActionNewWindow(HWND hWnd, bool bParseCmdLine, const std::tstring& profile)
{
const HINSTANCE hInstance = GetWindowInstance(hWnd);
const HWND hWndMDIClient = GetMDIClient(hWnd);
BOOL bMaximized = FALSE;
GetMDIActive(hWndMDIClient, &bMaximized);
const RadTerminalCreate rtc = GetTerminalCreate(bParseCmdLine, profile);
HWND hChildWnd = CreateMDIWindow(
MAKEINTATOM(GetRadTerminalAtom(hInstance)),
PROJ_NAME,
(bMaximized ? WS_MAXIMIZE : 0) | WS_OVERLAPPEDWINDOW | WS_VSCROLL,
CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
hWndMDIClient, // Parent window
hInstance,
(LPARAM) &rtc
);
CHECK(hChildWnd != NULL, NULL);
SetWindowLong(hChildWnd, GWL_EXSTYLE, GetWindowExStyle(hChildWnd) | WS_EX_ACCEPTFILES);
if (false && g_darkModeEnabled) // TODO Doesn't seem to work MDI child windows
{
SetWindowTheme(hWnd, L"DarkMode_Explorer", NULL); // Needed for scrollbar
AllowDarkModeForWindow(hWnd, true);
RefreshTitleBarThemeColor(hWnd);
}
return hChildWnd;
}
inline LRESULT MyDefWindowProc(_In_ HWND hWnd, _In_ UINT Msg, _In_ WPARAM wParam, _In_ LPARAM lParam)
{
if (IsMDIChild(hWnd))
return DefMDIChildProc(hWnd, Msg, wParam, lParam);
else
return DefWindowProc(hWnd, Msg, wParam, lParam);
}
BOOL CreateFonts(HWND hWnd, tsm_screen_draw_info* const di, const UINT dpi)
{
for (int b = 0; b < 2; ++b)
for (int i = 0; i < 2; ++i)
for (int u = 0; u < 2; ++u)
{
CHECK(di->hFonts[b][i][u] == NULL || DeleteObject(di->hFonts[b][i][u]), FALSE);
CHECK(di->hFonts[b][i][u] = CreateFont(di->strFontFace.c_str(), MulDiv(di->iFontHeight, dpi, USER_DEFAULT_SCREEN_DPI), b == 0 ? FW_NORMAL : FW_BOLD, i, u), FALSE);
}
HDC hdc = GetDC(hWnd);
SelectFont(hdc, di->hFonts[0][0][0]);
GetTextMetrics(hdc, &di->tm);
VERIFY(!(di->tm.tmPitchAndFamily & TMPF_FIXED_PITCH));
ReleaseDC(hWnd, hdc);
return TRUE;
}
BOOL RadTerminalWindowOnCreate(HWND hWnd, LPCREATESTRUCT lpCreateStruct)
{
FORWARD_WM_CREATE(hWnd, lpCreateStruct, MyDefWindowProc);
MDICREATESTRUCT* mdics = (MDICREATESTRUCT*) lpCreateStruct->lpCreateParams;
const RadTerminalCreate* const rtc = IsMDIChild(hWnd) ? (RadTerminalCreate*) mdics->lParam : (RadTerminalCreate*) lpCreateStruct->lpCreateParams;
RadTerminalData* const data = new RadTerminalData;
ZeroMemory(data, sizeof(RadTerminalData));
SetWindowLongPtr(hWnd, GWLP_USERDATA, (LONG_PTR) data);
data->spd = CreateSubProcess(rtc->strCommand.c_str(), rtc->szCon, true);
if (data->spd.hr != S_OK)
{
ShowError(hWnd, _T("CreateSubProcess"), data->spd.hr);
return FALSE;
}
CreateThread(WatchThread, data->spd.pi.hProcess, hWnd);
CreateThread(ReadThread, data->spd.hOutput, hWnd);
data->spd.hOutput = NULL;
// TODO Report error
int e = 0;
e = tsm_screen_new(&data->screen, tsm_log, nullptr);
e = tsm_screen_resize(data->screen, rtc->szCon.X, rtc->szCon.Y);
if (rtc->sb > 0)
tsm_screen_set_max_sb(data->screen, rtc->sb);
e = tsm_vte_new(&data->vte, data->screen, tsm_vte_write, data->spd.hInput, tsm_log, nullptr);
tsm_vte_set_osc_cb(data->vte, tsm_vte_osc, hWnd);
if (!rtc->strScheme.empty())
{
#ifdef _UNICODE
char scheme[1024];
WideCharToMultiByte(CP_UTF8, 0, rtc->strScheme.c_str(), -1, scheme, ARRAYSIZE(scheme), nullptr, nullptr);
e = tsm_vte_set_palette(data->vte, scheme);
#else
e = tsm_vte_set_palette(data->vte, rtc->strScheme.c_str());
#endif
}
const UINT dpi = GetDpiForWindow(hWnd);
data->draw_info.iFontHeight = rtc->iFontHeight;
data->draw_info.strFontFace = rtc->strFontFace;
CreateFonts(hWnd, &data->draw_info, dpi);
RECT r = Rect({ 0, 0 }, GetScreenPos(&data->draw_info, rtc->szCon));
const DWORD style = GetWindowStyle(hWnd);
const DWORD exstyle = GetWindowExStyle(hWnd);
if (style & WS_VSCROLL)
r.right += GetSystemMetricsForDpi(SM_CXVSCROLL, dpi);
CHECK(AdjustWindowRectExForDpi(&r, style, GetMenu(hWnd) != NULL, exstyle, dpi), FALSE);
CHECK(SetWindowPos(hWnd, 0, r.left, r.top, r.right - r.left, r.bottom - r.top, SWP_NOMOVE | SWP_NOZORDER), FALSE);
HICON hIconLarge = NULL, hIconSmall = NULL;
UINT count = GetIcon(&data->spd, &hIconLarge, &hIconSmall);
if (count > 0)
{
SendMessage(hWnd, WM_SETICON, ICON_BIG, (LPARAM) hIconLarge);
SendMessage(hWnd, WM_SETICON, ICON_SMALL, (LPARAM) hIconSmall);
}
CHECK(SetTimer(hWnd, 2, 500, nullptr), FALSE);
return TRUE;
}
void RadTerminalWindowOnDestroy(HWND hWnd)
{
FORWARD_WM_DESTROY(hWnd, MyDefWindowProc);
const RadTerminalData* const data = (RadTerminalData*) GetWindowLongPtr(hWnd, GWLP_USERDATA);
CleanupSubProcess(&data->spd);
for (int b = 0; b < 2; ++b)
for (int i = 0; i < 2; ++i)
for (int u = 0; u < 2; ++u)
DeleteFont(data->draw_info.hFonts[b][i][u]);
tsm_vte_unref(data->vte);
tsm_screen_unref(data->screen);
if (!IsMDIChild(hWnd) || CountChildWindows(GetParent(hWnd)) == 1)
PostQuitMessage(0);
delete data;
SetWindowLongPtr(hWnd, GWLP_USERDATA, (LONG_PTR) nullptr);
}
void RadTerminalWindowOnPaint(HWND hWnd)
{
const RadTerminalData* const data = (RadTerminalData*) GetWindowLongPtr(hWnd, GWLP_USERDATA);
PAINTSTRUCT ps;
HDC hdc = BeginPaint(hWnd, &ps);
HDC hmemdc = CreateCompatibleDC(hdc);
HBITMAP hbitmap = CreateCompatibleBitmap(hdc, ps.rcPaint.right - ps.rcPaint.left, ps.rcPaint.bottom - ps.rcPaint.top);
HBITMAP hbitmapold = SelectBitmap(hmemdc, hbitmap);
HBRUSH hBrush = (HBRUSH) GetClassLongPtr(hWnd, GCLP_HBRBACKGROUND);
if (hBrush != NULL)
FillRect(hmemdc, &ps.rcPaint, hBrush);
tsm_screen_draw_data draw = {};
draw.hdc = hmemdc;
draw.info = &data->draw_info;
draw.pos.y = -1;
draw.cur_pos = { (SHORT) tsm_screen_get_cursor_x(data->screen), (SHORT) (tsm_screen_get_cursor_y(data->screen) + tsm_screen_sb_depth(data->screen)) };
draw.flags = tsm_screen_get_flags(data->screen);
tsm_age_t age = tsm_screen_draw(data->screen, tsm_screen_draw, (void*) &draw);
Flush(&draw);
HWND hActive = MyGetActiveWnd(hWnd);
if (hActive == hWnd)
DrawCursor(hmemdc, data);
BitBlt(hdc, ps.rcPaint.left, ps.rcPaint.top, ps.rcPaint.right - ps.rcPaint.left, ps.rcPaint.bottom - ps.rcPaint.top, hmemdc, 0, 0, SRCCOPY);
SelectBitmap(hmemdc, hbitmapold);
DeleteObject(hbitmap);
DeleteDC(hmemdc);
EndPaint(hWnd, &ps);
}
BOOL RadTerminalWindowOnEraseBkgnd(HWND hwnd, HDC hdc)
{
return FALSE;
}
void RadTerminalWindowSendKey(HWND hWnd, UINT vk, UINT scan, bool extended)
{
const RadTerminalData* const data = (RadTerminalData*) GetWindowLongPtr(hWnd, GWLP_USERDATA);
BYTE KeyState[256];
GetKeyboardState(KeyState);
uint32_t keysym = XKB_KEY_NoSymbol;
uint32_t ascii = TSM_VTE_INVALID;
uint32_t unicode = TSM_VTE_INVALID;
unsigned int mods = 0;
if (KeyState[VK_SHIFT] & 0x80) mods |= TSM_SHIFT_MASK;
if (KeyState[VK_SCROLL] & 0x80) mods |= TSM_LOCK_MASK;
if (KeyState[VK_CONTROL] & 0x80) mods |= TSM_CONTROL_MASK;
if (KeyState[VK_MENU] & 0x80) mods |= TSM_ALT_MASK;
if (KeyState[VK_LWIN] & 0x80) mods |= TSM_LOGO_MASK;
WORD charsAscii[2] = {};
if (ToAscii(vk, scan, KeyState, charsAscii, 0) > 0)
{
ascii = charsAscii[0];
keysym = ascii;
}
WCHAR charsUnicode[4] = {};
if (ToUnicode(vk, scan, KeyState, charsUnicode, ARRAYSIZE(charsUnicode), 0) > 0)
{
unicode = charsUnicode[0];
keysym = ascii;
}
switch (vk)
{
case VK_BACK: keysym = XKB_KEY_BackSpace; break;
case VK_TAB: keysym = XKB_KEY_Tab; break;
//case VK_: keysym = XKB_KEY_Linefeed; break;
case VK_CLEAR: keysym = XKB_KEY_Clear; break;
case VK_RETURN: keysym = XKB_KEY_Return; break;
case VK_PAUSE: keysym = XKB_KEY_Pause; break;
case VK_SCROLL: keysym = XKB_KEY_Scroll_Lock; break;
//case VK_: keysym = XKB_KEY_Sys_Req; break;
case VK_ESCAPE: keysym = XKB_KEY_Escape; break;
case VK_DELETE: keysym = XKB_KEY_Delete; break;
case VK_SHIFT: keysym = extended ? XKB_KEY_Shift_R : XKB_KEY_Shift_L; break;
case VK_CONTROL: keysym = extended ? XKB_KEY_Control_R : XKB_KEY_Control_L; break;
//case VK_: keysym = XKB_KEY_Caps_Lock; break;
//case VK_: keysym = XKB_KEY_Shift_Lock; break;
//case VK_: keysym = extended ? XKB_KEY_Meta_R : XKB_KEY_Meta_L; break;
case VK_MENU: keysym = extended ? XKB_KEY_Alt_R : XKB_KEY_Alt_L; break;
//case VK_: keysym = extended ? XKB_KEY_Super_R : XKB_KEY_Super_L; break;
//case VK_: keysym = extended ? XKB_KEY_Hyper_R : XKB_KEY_Hyper_L; break;
case VK_HOME: keysym = XKB_KEY_Home; break;
case VK_LEFT: keysym = XKB_KEY_Left; break;
case VK_UP: keysym = XKB_KEY_Up; break;
case VK_RIGHT: keysym = XKB_KEY_Right; break;
case VK_DOWN: keysym = XKB_KEY_Down; break;
//case VK_PRIOR: keysym = XKB_KEY_Prior; break;
case VK_PRIOR: keysym = XKB_KEY_Page_Up; break;
//case VK_NEXT: keysym = XKB_KEY_Next; break;
case VK_NEXT: keysym = XKB_KEY_Page_Down; break;
case VK_END: keysym = XKB_KEY_End; break;
//case VK_: keysym = XKB_KEY_Begin; break;
case VK_SELECT: keysym = XKB_KEY_Select; break;
case VK_PRINT: keysym = XKB_KEY_Print; break;
case VK_EXECUTE: keysym = XKB_KEY_Execute; break;
case VK_INSERT: keysym = XKB_KEY_Insert; break;
//case VK_: keysym = XKB_KEY_Undo; break;
//case VK_: keysym = XKB_KEY_Redo; break;
//case VK_: keysym = XKB_KEY_Menu; break;
//case VK_: keysym = XKB_KEY_Find; break;
case VK_CANCEL: keysym = XKB_KEY_Cancel; break;
case VK_HELP: keysym = XKB_KEY_Help; break;
//case VK_: keysym = XKB_KEY_Break; break;
//case VK_: keysym = XKB_KEY_Mode_switch; break;
//case VK_: keysym = XKB_KEY_script_switch; break;
case VK_NUMLOCK: keysym = XKB_KEY_Num_Lock; break;
//case VK_: keysym = XKB_KEY_KP_Space; break;
//case VK_: keysym = XKB_KEY_KP_Tab; break;
//case VK_: keysym = XKB_KEY_KP_Enter; break;
//case VK_: keysym = XKB_KEY_KP_F1; break;
//case VK_: keysym = XKB_KEY_KP_F2; break;
//case VK_: keysym = XKB_KEY_KP_F3; break;
//case VK_: keysym = XKB_KEY_KP_F4; break;
//case VK_: keysym = XKB_KEY_KP_Home; break;
//case VK_: keysym = XKB_KEY_KP_Left; break;
//case VK_: keysym = XKB_KEY_KP_Up; break;
//case VK_: keysym = XKB_KEY_KP_Right; break;
//case VK_: keysym = XKB_KEY_KP_Down; break;
//case VK_: keysym = XKB_KEY_KP_Prior; break;
//case VK_: keysym = XKB_KEY_KP_Page_Up; break;
//case VK_: keysym = XKB_KEY_KP_Next; break;
//case VK_: keysym = XKB_KEY_KP_Page_Down; break;
//case VK_: keysym = XKB_KEY_KP_End 0xff9c
//case VK_: keysym = XKB_KEY_KP_Begin 0xff9d
//case VK_: keysym = XKB_KEY_KP_Insert 0xff9e
//case VK_: keysym = XKB_KEY_KP_Delete 0xff9f
//case VK_: keysym = XKB_KEY_KP_Equal 0xffbd /* Equals */
//case VK_: keysym = XKB_KEY_KP_Multiply 0xffaa
//case VK_: keysym = XKB_KEY_KP_Add 0xffab
//case VK_: keysym = XKB_KEY_KP_Separator 0xffac /* Separator, often comma */
//case VK_: keysym = XKB_KEY_KP_Subtract 0xffad
//case VK_: keysym = XKB_KEY_KP_Decimal 0xffae
//case VK_: keysym = XKB_KEY_KP_Divide 0xffaf
case VK_NUMPAD0: keysym = XKB_KEY_KP_0; break;
case VK_NUMPAD1: keysym = XKB_KEY_KP_1; break;
case VK_NUMPAD2: keysym = XKB_KEY_KP_2; break;
case VK_NUMPAD3: keysym = XKB_KEY_KP_3; break;
case VK_NUMPAD4: keysym = XKB_KEY_KP_4; break;
case VK_NUMPAD5: keysym = XKB_KEY_KP_5; break;
case VK_NUMPAD6: keysym = XKB_KEY_KP_6; break;