kbdlayout.c File Reference

#include <wchar.h>
#include <windows.h>
#include "resource.h"

Include dependency graph for kbdlayout.c:

Go to the source code of this file.

Classes
struct	WND_DATA

Macros
#define	UNICODE

Functions
INT_PTR CALLBACK	MainDialogProc (HWND hDlg, UINT Msg, WPARAM wParam, LPARAM lParam)
DWORD WINAPI	ThreadProc (LPVOID lpParam)
INT WINAPI	WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
int	GetKlList (HKL **list)
void	FreeKlList (HKL *list)
void	UpdateData (HWND hDlg)
void	FormatMsg (WCHAR *format,...)
void	FormatBox (HWND hWnd, DWORD Flags, WCHAR *Caption, WCHAR *Format,...)
LRESULT CALLBACK	WndSubclassProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
void	SubclassWnd (HWND hWnd, WCHAR *Name)
DWORD	GetActivateFlags (HWND hDlg)
DWORD	GetLoadFlags (HWND hDlg)
UINT	GetDelayMilliseconds (HWND hDlg)
HKL	GetSelectedLayout (HWND hDlg)
HKL	GetActivateHandle (HWND hDlg)

Variables
HINSTANCE	hInst
HWND	hMainDlg

Macro Definition Documentation

UNICODE

#define UNICODE

Definition at line 8 of file kbdlayout.c.

Function Documentation

FormatBox()

void FormatBox	(	HWND	hWnd,
		DWORD	Flags,
		WCHAR *	Caption,
		WCHAR *	Format,
			...
	)

Definition at line 106 of file kbdlayout.c.

{
    WCHAR buf[255];
    va_list argptr;
    va_start(argptr, Format);
    _vsnwprintf(buf, sizeof(buf)-1, Format, argptr);
    MessageBox(hWnd, buf, Caption, Flags);
    va_end(argptr);
}

Referenced by MainDialogProc().

FormatMsg()

void FormatMsg	(	WCHAR *	format,
			...
	)

Definition at line 96 of file kbdlayout.c.

{
    WCHAR buf[255];
    va_list argptr;
    va_start(argptr, format);
    _vsnwprintf(buf, sizeof(buf)-1, format, argptr);
    MessageBox(0, buf, L"msg", 0);
    va_end(argptr);
}

Referenced by MainDialogProc(), and WndSubclassProc().

FreeKlList()

void FreeKlList

(

HKL *

list

)

Definition at line 62 of file kbdlayout.c.

{
    HeapFree(GetProcessHeap(), 0, list);
}

Referenced by UpdateData().

GetActivateFlags()

DWORD GetActivateFlags

(

HWND

hDlg

)

Definition at line 144 of file kbdlayout.c.

{
    DWORD ret = 0;
 
    if(IsDlgButtonChecked(hDlg, IDC_KLF_REORDER))
        ret |= KLF_REORDER;
 
    if(IsDlgButtonChecked(hDlg, IDC_KLF_RESET))
        ret |= KLF_RESET;
 
    if(IsDlgButtonChecked(hDlg, IDC_KLF_SHIFTLOCK))
        ret |= KLF_SHIFTLOCK;
 
    if(IsDlgButtonChecked(hDlg, IDC_KLF_SETFORPROCESS))
        ret |= KLF_SETFORPROCESS;
 
    return ret;
}

Referenced by MainDialogProc().

GetActivateHandle()

HKL GetActivateHandle

(

HWND

hDlg

)

Definition at line 210 of file kbdlayout.c.

{
    if(IsDlgButtonChecked(hDlg, IDC_FROMLIST))
        return GetSelectedLayout(hDlg);
    else if(IsDlgButtonChecked(hDlg, IDC_HKL_NEXT))
        return (HKL)HKL_NEXT;
 
    return (HKL)HKL_PREV;
}

Referenced by MainDialogProc().

GetDelayMilliseconds()

UINT GetDelayMilliseconds

(

HWND

hDlg

)

Definition at line 188 of file kbdlayout.c.

{
    WCHAR Buf[255];
    UINT ret;
 
    GetWindowText(GetDlgItem(hDlg, IDC_DELAY), Buf, sizeof(Buf));
 
    swscanf(Buf, L"%d", &ret);
 
    return ret*1000;
}

Referenced by MainDialogProc().

GetKlList()

int GetKlList

(

HKL **

list

)

Definition at line 50 of file kbdlayout.c.

{
    HKL *ret;
    int n;
 
    n = GetKeyboardLayoutList(0, NULL);
    ret = HeapAlloc(GetProcessHeap(), 0, sizeof(HKL)*n);
    GetKeyboardLayoutList(n, ret);
    *list = ret;
    return n;
}

Referenced by UpdateData().

GetLoadFlags()

DWORD GetLoadFlags

(

HWND

hDlg

)

Definition at line 163 of file kbdlayout.c.

{
    DWORD ret = 0;
 
    if(IsDlgButtonChecked(hDlg, IDL_KLF_ACTIVATE))
        ret |= KLF_ACTIVATE;
 
    if(IsDlgButtonChecked(hDlg, IDL_KLF_NOTELLSHELL))
        ret |= KLF_NOTELLSHELL;
 
    if(IsDlgButtonChecked(hDlg, IDL_KLF_REORDER))
        ret |= KLF_REORDER;
 
    if(IsDlgButtonChecked(hDlg, IDL_KLF_REPLACELANG))
        ret |= KLF_REPLACELANG;
 
    if(IsDlgButtonChecked(hDlg, IDL_KLF_SUBSTITUTE_OK))
        ret |= KLF_SUBSTITUTE_OK;
 
    if(IsDlgButtonChecked(hDlg, IDL_KLF_SETFORPROCESS))
        ret |= KLF_SETFORPROCESS;
 
    return ret;
}

Referenced by MainDialogProc().

GetSelectedLayout()

HKL GetSelectedLayout

(

HWND

hDlg

)

Definition at line 200 of file kbdlayout.c.

{
    int n;
    HWND hList;
    hList = GetDlgItem(hDlg, IDC_LIST);
    if((n = SendMessage(hList, LB_GETCURSEL, 0, 0)) != LB_ERR)
        return (HKL) SendMessage(hList, LB_GETITEMDATA, n, 0);
    else return INVALID_HANDLE_VALUE;
}

Referenced by GetActivateHandle(), and MainDialogProc().

MainDialogProc()

INT_PTR CALLBACK MainDialogProc	(	HWND	hDlg,
		UINT	Msg,
		WPARAM	wParam,
		LPARAM	lParam
	)

Definition at line 220 of file kbdlayout.c.

{
    HKL hKl;
 
    switch (Msg)
    {
        case WM_INITDIALOG:
        {
            WCHAR Buf[255];
            UpdateData(hDlg);
            hMainDlg = hDlg;
 
            SubclassWnd(GetDlgItem(hDlg, IDC_LIST), L"List");
            SubclassWnd(GetDlgItem(hDlg, IDC_EDIT1), L"Edit1");
            SubclassWnd(GetDlgItem(hDlg, IDC_KLID), L"Klid");
            SubclassWnd(GetDlgItem(hDlg, ID_CANCEL), L"CancelB");
            SubclassWnd(GetDlgItem(hDlg, IDC_ACTIVATE), L"ActivateB");
            SubclassWnd(GetDlgItem(hDlg, IDC_REFRESH), L"RefreshB");
            SubclassWnd(GetDlgItem(hDlg, IDC_UNLOAD), L"UnloadB");
            SubclassWnd(GetDlgItem(hDlg, IDC_LOAD), L"LoadB");
 
            CheckRadioButton(hDlg, IDC_FROMLIST, IDC_FROMEDIT, IDC_FROMLIST);
            SetWindowText(GetDlgItem(hDlg, IDC_KLID), L"00000419");
 
            swprintf(Buf, L"Current thread id: %d", GetCurrentThreadId());
            SetWindowText(GetDlgItem(hDlg, IDC_CURTHREAD), Buf);
 
            SetWindowText(GetDlgItem(hDlg, IDC_DELAY), L"0");
 
            return 0;
        } /* WM_INITDIALOG */
 
        case WM_COMMAND:
        {
            switch(LOWORD(wParam))
            {
                case ID_CANCEL:
                {
                    EndDialog(hDlg, ERROR_CANCELLED);
                    break;
                }
 
                case IDC_ACTIVATE:
                {
                    if((hKl = GetActivateHandle(hDlg)) != INVALID_HANDLE_VALUE)
                    {
                        Sleep(GetDelayMilliseconds(hDlg));
                        if(!(hKl = ActivateKeyboardLayout(hKl, GetActivateFlags(hDlg))))
                            FormatBox(hDlg, MB_ICONERROR, L"Error",
                                L"ActivateKeyboardLayout() failed. %d", GetLastError());
                        else UpdateData(hDlg);
                        //FormatBox(hDlg, 0, L"Activated", L"Prev - %x, err - %d.", hKl,
                        // GetLastError());
                    }
                    else MessageBox(hDlg, L"No item selected", L"Error", MB_ICONERROR);
                    break;
                }
 
                case IDC_UNLOAD:
                {
                    if((hKl = GetSelectedLayout(hDlg)) != INVALID_HANDLE_VALUE)
                    {
                        Sleep(GetDelayMilliseconds(hDlg));
                        if(!UnloadKeyboardLayout(hKl))
                            FormatBox(hDlg, MB_ICONERROR, L"Error",
                                L"UnloadKeyboardLayout() failed. %d",
                                GetLastError());
                        else UpdateData(hDlg);
                    }
                    else MessageBox(hDlg,  L"No item selected", L"Error", MB_ICONERROR);
                    break;
                }
 
                case IDC_LOAD:
                {
                    WCHAR buf[255];
                    GetWindowText(GetDlgItem(hDlg, IDC_KLID), buf, sizeof(buf));
                    Sleep(GetDelayMilliseconds(hDlg));
                    if(!LoadKeyboardLayout(buf, GetLoadFlags(hDlg)))
                        FormatBox(hDlg, MB_ICONERROR, L"Error",
                            L"LoadKeyboardLayout() failed. %d",
                            GetLastError());
                    else UpdateData(hDlg);
                    break;
                }
 
                case IDC_REFRESH:
                {
                    UpdateData(hDlg);
                    break;
                }
 
                case IDC_NEWTHREAD:
                {
                    if(!CreateThread(NULL, 0, ThreadProc, NULL, 0, NULL))
                    {
                        FormatBox(hDlg, MB_ICONERROR, L"Error!",
                            L"Can not create thread (%d).", GetLastError());
                    }
                }
 
                case IDC_LIST:
                {
                    if(HIWORD(wParam) == LBN_SELCHANGE)
                    {
                        WCHAR buf[25];
                        if((hKl = GetSelectedLayout(hDlg)) != NULL)
                        {
                            swprintf(buf, L"%x", hKl);
                            SetWindowText(GetDlgItem(hDlg, IDC_HANDLE), buf);
                        }
                    }
                    break;
                }
            }
 
            return TRUE;
        } /* WM_COMMAND */
 
        case WM_INPUTLANGCHANGE:
        {
            FormatMsg(L"dlg WM_INPUTLANGCHANGE lParam=%x wParam=%x\n", lParam, wParam);
            return FALSE;
        }
 
        case WM_INPUTLANGCHANGEREQUEST:
        {
            FormatMsg(L"dlg WM_INPUTLANGCHANGEREQUEST lParam=%x wParam=%x\n", lParam, wParam);
            UpdateData(hDlg);
            return FALSE;
        }
 
        case WM_CLOSE:
        {
            EndDialog(hDlg, ERROR_CANCELLED);
            return TRUE;
        } /* WM_CLOSE */
 
        default:
            return FALSE;
    }
}

Referenced by ThreadProc().

SubclassWnd()

void SubclassWnd	(	HWND	hWnd,
		WCHAR *	Name
	)

Definition at line 136 of file kbdlayout.c.

{
    WND_DATA *data = HeapAlloc(GetProcessHeap(), 0, sizeof(WND_DATA));
    data->OrigProc = (WNDPROC)SetWindowLongPtr( hWnd, GWLP_WNDPROC, (LONG_PTR)WndSubclassProc);
    wcsncpy(data->WndName, Name, 25);
    SetWindowLongPtr(hWnd, GWLP_USERDATA, (LONG_PTR)data);
}

Referenced by MainDialogProc().

ThreadProc()

DWORD WINAPI ThreadProc

(

LPVOID

lpParam

)

Definition at line 27 of file kbdlayout.c.

{
    DialogBoxParam(hInst,
        MAKEINTRESOURCE(IDD_MAINDIALOG),
        NULL,
        MainDialogProc,
        (LPARAM)NULL);
 
    return 0;
}

Referenced by MainDialogProc(), and WinMain().

UpdateData()

void UpdateData

(

HWND

hDlg

)

Definition at line 67 of file kbdlayout.c.

{
    WCHAR buf[KL_NAMELENGTH];
    WCHAR buf2[512];
 
    HWND hList;
    HKL *klList, hKl;
    int n, i,j;
 
    GetKeyboardLayoutName(buf);
    swprintf(buf2, L"Active: %s (%x)", buf, GetKeyboardLayout(0));
    SetWindowText(GetDlgItem(hDlg, IDC_ACTIVE), buf2);
 
    hList = GetDlgItem(hDlg, IDC_LIST);
    SendMessage(hList, LB_RESETCONTENT, 0, 0);
 
    n = GetKlList(&klList);
    hKl = GetKeyboardLayout(0);
    for(i = 0; i < n; i++)
    {
        swprintf(buf, L"%x", klList[i] );
        j = SendMessage(hList, LB_ADDSTRING, 0, (LPARAM) buf);
        SendMessage(hList, LB_SETITEMDATA, j, (LPARAM) klList[i]);
        if(klList[i] == hKl) SendMessage(hList, LB_SETCURSEL, j, 0);
    }
 
    FreeKlList(klList);
}

Referenced by MainDialogProc(), and WndSubclassProc().

WinMain()

INT WINAPI WinMain	(	HINSTANCE	hInstance,
		HINSTANCE	hPrevInstance,
		LPSTR	lpCmdLine,
		int	nCmdShow
	)

Definition at line 38 of file kbdlayout.c.

{
    hInst = hInstance;
 
    ThreadProc(0);
 
    return 0;
}

WndSubclassProc()

LRESULT CALLBACK WndSubclassProc	(	HWND	hwnd,
		UINT	uMsg,
		WPARAM	wParam,
		LPARAM	lParam
	)

Definition at line 116 of file kbdlayout.c.

{
    WND_DATA *data = (WND_DATA*)GetWindowLongPtr(hwnd, GWLP_USERDATA);
 
    if(uMsg == WM_INPUTLANGCHANGE)
    {
        FormatMsg(L"%s: WM_INPUTLANGCHANGE lParam=%x wParam=%x\n", data->WndName, lParam, wParam);
        UpdateData(hMainDlg);
        //Pass message to defwindowproc
    }
    else if(uMsg == WM_INPUTLANGCHANGEREQUEST)
    {
        FormatMsg(L"%s: WM_INPUTLANGCHANGEREQUEST lParam=%x wParam=%x\n", data->WndName, lParam, wParam);
        UpdateData(hMainDlg);
        //Pass message to defwindowproc
    }
 
    return CallWindowProc(data->OrigProc, hwnd, uMsg, wParam, lParam);
}

Referenced by SubclassWnd().

Variable Documentation

hInst

HINSTANCE hInst

Definition at line 18 of file kbdlayout.c.

Referenced by ThreadProc(), and WinMain().

hMainDlg

HWND hMainDlg

Definition at line 19 of file kbdlayout.c.

Referenced by MainDialogProc(), and WndSubclassProc().