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reactos/rosapps/tests/combo/combotst.c
Steven Edwards 456be5d16b remove trailing whitespace at end of lines 
svn path=/trunk/; revision=15091
2005-05-07 21:24:31 +00:00

688 lines
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/* ComboBox Control Test for ReactOS.
* This is a test program. Not made to be fast, small
* easy to mantain, or portable.
* I'm not erasing text because I don't want to use other functions from the API
* or make this more complex. Also Fonts are not heavily used.
* This source code is in the PUBLIC DOMAIN and has NO WARRANTY.
* by Waldo Alvarez Cañizares <wac at ghost.matcom.uh.cu>, started July 11, 2003. */
//#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include "utils.h"
#define CONTROLCLASS "COMBOBOX" /* the class name */
#define CONTROLCLASSW L"COMBOBOX" /* the class name in unicode*/
#define WINDOWWIDTH 560
#define WINDOWHEIGHT 350
/* --- Command IDs of some buttons --- */
#define CREATEWINDOW_ID 106
#define CREATEWINDOWEX_ID 107
#define CREATEWINDOWW_ID 108
#define INITPAGE_ID 400
#define SECONDPAGE_ID 401
#define BACKFIRSTPAGE_ID 402
/* --- Position where the result text goes --- */
#define ResultX 0
#define ResultY 305
/* --- Position where the notify text goes --- */
#define NOTIFYX 390
#define NOTIFYY 285
/* --- The width of most buttons --- */
#define CHECKBUTWIDTH 190
#define SCROLLAMOUNT -15
/* Size of buffer to hold resulting strings from conversion
and returned by messages */
#define BUFFERLEN 80
char TextBuffer[BUFFERLEN]={'R','e','s','u','l','t',':',' '};
HWND g_hwnd = NULL;
HINSTANCE g_hInst = NULL;
int pos = 10;
int n = 0;
int yButPos = 10;
int xButPos = 0;
DWORD ComboStyle = 0;
/* --- Control coordinates --- */
#define CONTROLPOSX 390
#define CONTROLPOSY 10
DWORD ControlWidth = 160;
DWORD ControlHeight = 150;
static RECT srect = {CONTROLPOSX,CONTROLPOSY,WINDOWWIDTH,WINDOWHEIGHT};
HWND hwndEdit = NULL;
RECT rect;
DWORD StartP,EndP;
HWND hwnd; /* main window handle */
char AddString[] = "string added";
typedef void FunctionHandler(HWND,DWORD,WPARAM,LPARAM);
typedef FunctionHandler* LPFUNCTIONHANDLER;
void PrintTextXY(char* Text,int x,int y,int len, RECT rect)
{
HDC hdc;
hdc = GetDC (g_hwnd);
SelectObject (hdc, GetStockObject (SYSTEM_FIXED_FONT));
TextOut (hdc, x,y,Text,len);
ReleaseDC (g_hwnd, hdc);
ValidateRect (g_hwnd, &rect);
}
static
VOID
HandlePrintReturnHex(HWND handle,DWORD Msg,WPARAM wParam,LPARAM lParam)
{
LRESULT ret;
RECT rect;
ret = SendMessage(handle,Msg,wParam,lParam);
htoa((unsigned int)ret,&TextBuffer[8]);
GetWindowRect(g_hwnd,&rect);
PrintTextXY(TextBuffer,ResultX,ResultY,16,rect);
}
static
VOID
HandlePrintReturnStr(HWND handle,DWORD Msg,WPARAM wParam,LPARAM lParam)
{
LRESULT ret;
RECT rect;
TextBuffer[8] = (char)(BUFFERLEN - 8); /* Setting the max size to put chars in first byte */
ret = SendMessage(handle,Msg,wParam,lParam);
GetWindowRect(g_hwnd,&rect);
PrintTextXY(TextBuffer,ResultX,ResultY,8+(int)ret,rect);
}
static
VOID
HandlePrintRect(HWND handle,DWORD Msg,WPARAM wParam,LPARAM lParam)
{
RECT rect;
TextBuffer[8] = (char)(BUFFERLEN - 8); /* Setting the max size to put chars in first byte */
SendMessage(handle,Msg,wParam,lParam);
htoa(rect.top,&TextBuffer[8]);
TextBuffer[8+8] = ' ';
htoa(rect.bottom,&TextBuffer[8+8+1]);
TextBuffer[8+8+8+1] = ' ';
htoa(rect.left,&TextBuffer[8+8+8+1+1]);
TextBuffer[8+8+8+8+1+1] = ' ';
htoa(rect.right,&TextBuffer[8+8+8+8+1+1+1]);
GetWindowRect(g_hwnd,&rect);
PrintTextXY(TextBuffer,ResultX,ResultY,8+4*9-1,rect);
}
struct
{
char* Text; /* Text for the button */
DWORD MsgCode; /* Message Code */
WPARAM wParam; /* Well hope you can understand this */
LPARAM lParam; /* ditto */
LPFUNCTIONHANDLER Handler; /* Funtion called to handle the result of each message */
}
Msg[] =
{
{"CB_ADDSTRING",CB_ADDSTRING,0,(LPARAM)&AddString,&HandlePrintReturnHex},
{"CB_ADDSTRING - long",CB_ADDSTRING,0,(LPARAM)"very loooooooooong striiinnnnnnnnnggg",&HandlePrintReturnHex},
{"CB_DELETESTRING",CB_DELETESTRING,2,0,&HandlePrintReturnHex}, /* remember to catch WM_DELETEITEM*/
/* What a message, why M$ decided to implement his thing ? */
{"CB_DIR - drives",CB_DIR,DDL_DRIVES,
/* Hoping that most machines have this */
(LPARAM)"C:\\",
&HandlePrintReturnHex},
{"CB_DIR - dirs",CB_DIR,DDL_DIRECTORY,(LPARAM)"C:\\*",&HandlePrintReturnHex},
{"CB_DIR - files",CB_DIR,
DDL_ARCHIVE | DDL_EXCLUSIVE | DDL_HIDDEN | DDL_READONLY | DDL_READWRITE | DDL_SYSTEM,
(LPARAM)"C:\\*",&HandlePrintReturnHex},
/* Do not forget WM_COMPAREITEM */
{"CB_FINDSTRING",CB_FINDSTRING,1,(LPARAM)"str",&HandlePrintReturnHex},
{"CB_FINDSTRINGEXACT(-1)",CB_FINDSTRINGEXACT,-1,(LPARAM)&AddString,&HandlePrintReturnHex},
{"CB_FINDSTRINGEXACT(2)",CB_FINDSTRINGEXACT,2,(LPARAM)&AddString,&HandlePrintReturnHex},
/* "CB_GETCOMBOBOXINFO",CB_GETCOMBOBOXINFO,0,0,&HandlePrintReturnHex, winXP & .net server remember to handle the struct */
{"CB_GETCOUNT",CB_GETCOUNT,0,0,&HandlePrintReturnHex},
{"CB_GETCURSEL",CB_GETCURSEL,0,0,&HandlePrintReturnHex},
/* To implement "CB_GETEDITSEL - vars",CB_GETEDITSEL,,,&HandlePrintReturnHex, */
{"CB_GETEXTENDEDUI",CB_GETEXTENDEDUI,0,0,&HandlePrintReturnHex},
{"CB_GETHORIZONTALEXTENT",CB_GETHORIZONTALEXTENT,0,0,&HandlePrintReturnHex},
{"CB_GETLBTEXT",CB_GETLBTEXT,1,(LPARAM)&TextBuffer[8],&HandlePrintReturnStr},
{"CB_GETLBTEXTLEN",CB_GETLBTEXTLEN,1,0,&HandlePrintReturnHex},
{"CB_GETLOCALE",CB_GETLOCALE,0,0,&HandlePrintReturnHex},
/* "CB_GETMINVISIBLE",CB_GETMINVISIBLE,0,0,&HandlePrintReturnHex, Included in Windows XP and Windows .NET Server. */
{"CB_GETTOPINDEX",CB_GETTOPINDEX,0,0,&HandlePrintReturnHex},
{"CB_INITSTORAGE",CB_INITSTORAGE,10,200,&HandlePrintReturnHex},
{"CB_INSERTSTRING",CB_INSERTSTRING,2,(LPARAM)"inserted string",&HandlePrintReturnHex},
{"CB_LIMITTEXT",CB_LIMITTEXT,10,0,&HandlePrintReturnHex},
{"CB_RESETCONTENT",CB_RESETCONTENT ,0,0,&HandlePrintReturnHex},
{"CB_SELECTSTRING",CB_SELECTSTRING,2,(LPARAM)"str",&HandlePrintReturnHex},
{"CB_SETCURSEL",CB_SETCURSEL,1,0,&HandlePrintReturnHex},
{"CB_SETDROPPEDWIDTH",CB_SETDROPPEDWIDTH,250,0,&HandlePrintReturnHex},
{"CB_SETEXTENDEDUI - set",CB_SETEXTENDEDUI,TRUE,0,&HandlePrintReturnHex},
{"CB_SETEXTENDEDUI - clear",CB_SETEXTENDEDUI,FALSE,0,&HandlePrintReturnHex},
/*
* win2k have a small bug with this ^ , if you press F4 while it is cleared,
* the combobox is using style cbs_dropdown
* and the pointer is over the edit box then the mouse pointer is not changed
* to an arrow
*/
{"CB_SETHORIZONTALEXTENT",CB_SETHORIZONTALEXTENT,500,0,&HandlePrintReturnHex},
{"CB_GETITEMDATA",CB_GETITEMDATA,1,0,&HandlePrintReturnHex},
{"CB_SETITEMDATA",CB_SETITEMDATA,1,0x791031,&HandlePrintReturnHex},
{"CB_SETITEMHEIGHT",CB_SETITEMHEIGHT,-1,30,&HandlePrintReturnHex},
{"CB_GETITEMHEIGHT",CB_GETITEMHEIGHT,2,0,&HandlePrintReturnHex},
/* "CB_SETMINVISIBLE",CB_SETMINVISIBLE,4,0,&HandlePrintReturnHex, Included in Windows XP and Windows .NET Server */
{"CB_GETEDITSEL",CB_GETEDITSEL,(WPARAM)NULL,(LPARAM)NULL,&HandlePrintReturnHex},
{"CB_SETEDITSEL",CB_SETEDITSEL,0,0x00020005,&HandlePrintReturnHex},
{"CB_SETEDITSEL - clear",CB_SETEDITSEL,0,0xFFFFFFFF,&HandlePrintReturnHex},
{"CB_SETTOPINDEX",CB_SETTOPINDEX,3,0,&HandlePrintReturnHex},
{"CB_SHOWDROPDOWN - true",CB_SHOWDROPDOWN,TRUE,0,&HandlePrintReturnHex},
{"CB_SHOWDROPDOWN - false",CB_SHOWDROPDOWN,FALSE,0,&HandlePrintReturnHex},
{"CB_GETDROPPEDCONTROLRECT",CB_GETDROPPEDCONTROLRECT,0,(LPARAM)&rect,&HandlePrintRect},
{"CB_GETDROPPEDSTATE",CB_GETDROPPEDSTATE,0,0,&HandlePrintReturnHex},
{"CB_GETDROPPEDWIDTH",CB_GETDROPPEDWIDTH,0,0,&HandlePrintReturnHex},
{"WM_PASTE",WM_PASTE,0,0,&HandlePrintReturnHex},
};
#define MAXMESSAGEBUTTONS 40
struct
{
char* Name; /* Text for the button */
DWORD Code; /* Style Code */
}
Styles[] = {
{"WS_DISABLED",WS_DISABLED},
{"CBS_AUTOHSCROLL",CBS_AUTOHSCROLL},
{"CBS_DISABLENOSCROLL",CBS_DISABLENOSCROLL},
{"CBS_DROPDOWN",CBS_DROPDOWN},
{"CBS_DROPDOWNLIST",CBS_DROPDOWNLIST},
{"CBS_HASSTRINGS",CBS_HASSTRINGS},
{"CBS_LOWERCASE",CBS_LOWERCASE},
{"CBS_NOINTEGRALHEIGHT",CBS_NOINTEGRALHEIGHT},
{"CBS_OEMCONVERT",CBS_OEMCONVERT},
{"CBS_OWNERDRAWFIXED",CBS_OWNERDRAWFIXED},
{"CBS_OWNERDRAWVARIABLE",CBS_OWNERDRAWVARIABLE},
{"CBS_SIMPLE",CBS_SIMPLE},
{"CBS_SORT",CBS_SORT},
{"CBS_UPPERCASE",CBS_UPPERCASE},
{"CBS_DISABLENOSCROLL",CBS_DISABLENOSCROLL},
{"WS_HSCROLL",WS_HSCROLL},
{"WS_VSCROLL",WS_VSCROLL}
};
/* The number of check buttons we have.
* Maybe some calculations at compile time would be better
*/
#define NUMBERCHECKS 17
#define NUMBERBUTTONS NUMBERCHECKS + 7
HWND Buttons[NUMBERBUTTONS];
HWND MessageButtons[MAXMESSAGEBUTTONS];
HWND Back1But,Back2But;
HWND NextBut;
HWND
CreateCheckButton(const char* lpWindowName, DWORD xSize, DWORD id)
{
HWND h;
h = CreateWindowEx(0,
"BUTTON",
lpWindowName,
WS_CHILD | WS_VISIBLE | BS_AUTOCHECKBOX,
xButPos, /* x */
yButPos, /* y */
xSize, /* nWidth */
20, /* nHeight */
g_hwnd,
(HMENU) id,
g_hInst,
NULL
);
yButPos += 21;
return h;
}
HWND
CreatePushButton(const char* lpWindowName, DWORD xSize, DWORD id,DWORD Style)
{
HWND h = CreateWindow("BUTTON",
lpWindowName,
WS_CHILD | BS_PUSHBUTTON | Style,
xButPos, /* x */
yButPos, /* y */
xSize, /* nWidth */
20, /* nHeight */
g_hwnd,
(HMENU) id,
g_hInst,
NULL
);
yButPos += 21;
return h;
}
VOID
ReadNHide()
{
int i;
ComboStyle = 0;
for (i=0 ; i< NUMBERCHECKS ; i++)
{
if(BST_CHECKED == SendMessage(Buttons[i],BM_GETCHECK,0,0))
ComboStyle |= Styles[i].Code;
ShowWindow(Buttons[i],SW_HIDE);
}
for (; i< NUMBERBUTTONS ; i++)ShowWindow(Buttons[i],SW_HIDE);
for (i=0 ; i< 26 ; i++) ShowWindow(MessageButtons[i],SW_SHOW);
ShowWindow(Back1But,SW_SHOW);
ShowWindow(NextBut,SW_SHOW);
}
VOID
ForwardToSecondPage()
{
int i;
for (i=0;i<26;i++)ShowWindow(MessageButtons[i],SW_HIDE);
for(;i<MAXMESSAGEBUTTONS;i++)ShowWindow(MessageButtons[i],SW_SHOW);
ShowWindow(Back2But,SW_SHOW);
ShowWindow(Back1But,SW_HIDE);
ShowWindow(NextBut,SW_HIDE);
}
VOID
BackToFirstPage()
{
int i;
for (i=0;i<26;i++)ShowWindow(MessageButtons[i],SW_SHOW);
for(;i<MAXMESSAGEBUTTONS;i++)ShowWindow(MessageButtons[i],SW_HIDE);
ShowWindow(Back2But,SW_HIDE);
ShowWindow(Back1But,SW_SHOW);
ShowWindow(NextBut,SW_SHOW);
}
VOID
BackToInitialPage()
{
int i;
DestroyWindow(hwndEdit);
for (i=0 ; i< NUMBERBUTTONS ; i++) {ShowWindow(Buttons[i],SW_SHOW);}
for (i=0;i<26;i++)ShowWindow(MessageButtons[i],SW_HIDE);
ShowWindow(Back1But,SW_HIDE);
ShowWindow(NextBut,SW_HIDE);
}
LRESULT
CALLBACK
WndProc ( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
{
int i;
switch ( msg )
{
case WM_CREATE:
g_hwnd = hwnd;
/* ---- Initial page ---- */
for (i = 0 ; i < 14 ; i++)
Buttons[i] = CreateCheckButton(Styles[i].Name,CHECKBUTWIDTH,500+i);
xButPos += CHECKBUTWIDTH + 10;
yButPos = 10;
for (; i < NUMBERCHECKS ; i++)
Buttons[i] = CreateCheckButton(Styles[i].Name,CHECKBUTWIDTH,500+i);
Buttons[i++] = CreatePushButton("Width +",70,100,WS_VISIBLE);
Buttons[i++] = CreatePushButton("Width -",70,101,WS_VISIBLE);
Buttons[i++] = CreatePushButton("Heigth +",70,102,WS_VISIBLE);
Buttons[i++] = CreatePushButton("Heigth -",70,103,WS_VISIBLE);
Buttons[i++] = CreatePushButton("CreateWindowA",CHECKBUTWIDTH,CREATEWINDOW_ID,WS_VISIBLE);
Buttons[i++] = CreatePushButton("CreateWindowExA",CHECKBUTWIDTH,CREATEWINDOWEX_ID,WS_VISIBLE);
Buttons[i++] = CreatePushButton("CreateWindowExW",CHECKBUTWIDTH,CREATEWINDOWW_ID,WS_VISIBLE);
/* ---- The 1st page of buttons ---- */
xButPos = 0;
yButPos = 10;
for (i = 0 ; i < 14 ; i++)
MessageButtons[i] = CreatePushButton(Msg[i].Text,CHECKBUTWIDTH,600+i,0);
xButPos += CHECKBUTWIDTH + 10;
yButPos = 10;
for (; i < 26 ; i++)
MessageButtons[i] = CreatePushButton(Msg[i].Text,CHECKBUTWIDTH,600+i,0);
Back1But = CreatePushButton("Back - destroys ComboBox",CHECKBUTWIDTH,INITPAGE_ID,0);
NextBut = CreatePushButton("Next",CHECKBUTWIDTH,SECONDPAGE_ID,0);
/* ---- The 2nd page of buttons ------*/
xButPos = 0;
yButPos = 10;
for (; i<40; i++)
MessageButtons[i] = CreatePushButton(Msg[i].Text,CHECKBUTWIDTH,600+i,0);
xButPos += CHECKBUTWIDTH + 10;
yButPos = 10;
for (; i < MAXMESSAGEBUTTONS ; i++)
MessageButtons[i] = CreatePushButton(Msg[i].Text,CHECKBUTWIDTH,600+i,0);
Back2But = CreatePushButton("Back",CHECKBUTWIDTH,BACKFIRSTPAGE_ID,0);
break;
case WM_COMMAND:
if (LOWORD(wParam) >= 600)
{
Msg[LOWORD(wParam)-600].Handler(hwndEdit,
Msg[LOWORD(wParam)-600].MsgCode,
Msg[LOWORD(wParam)-600].wParam,
Msg[LOWORD(wParam)-600].lParam);
break;
}
switch(LOWORD(wParam)){
case 100:
ControlWidth += 10;
break;
case 101:
ControlWidth -= 10;
break;
case 102:
ControlHeight += 10;
break;
case 103:
ControlHeight -= 10;
break;
case INITPAGE_ID:
BackToInitialPage();
break;
case SECONDPAGE_ID:
ForwardToSecondPage();
break;
case BACKFIRSTPAGE_ID:
BackToFirstPage();
break;
case CREATEWINDOW_ID:
ReadNHide();
srect.top = CONTROLPOSY + ControlHeight;
hwndEdit = CreateWindow(CONTROLCLASS,
NULL,
ComboStyle | WS_CHILD | WS_VISIBLE,
CONTROLPOSX,
CONTROLPOSY,
ControlWidth,
ControlHeight,
g_hwnd,
NULL,
g_hInst,
NULL);
break;
case CREATEWINDOWEX_ID:
ReadNHide();
srect.top = CONTROLPOSY + ControlHeight;
hwndEdit = CreateWindowEx(WS_EX_CLIENTEDGE,
CONTROLCLASS,
NULL,
ComboStyle | WS_CHILD | WS_VISIBLE ,
CONTROLPOSX,
CONTROLPOSY,
ControlWidth,
ControlHeight,
g_hwnd,
NULL,
g_hInst,
NULL);
break;
case CREATEWINDOWW_ID:
ReadNHide();
srect.top = CONTROLPOSY + ControlHeight;
hwndEdit = CreateWindowExW(WS_EX_CLIENTEDGE,
CONTROLCLASSW,
NULL,
ComboStyle | WS_CHILD | WS_VISIBLE ,
CONTROLPOSX,
CONTROLPOSY,
ControlWidth,
ControlHeight,
g_hwnd,
NULL,
g_hInst,
NULL);
break;
}
if (lParam == (LPARAM)hwndEdit)
switch(HIWORD(wParam))
{
case CBN_DROPDOWN:
ScrollWindow (hwnd, 0, SCROLLAMOUNT, &srect, &srect);
PrintTextXY("CBN_DROPDOWN notification",NOTIFYX,NOTIFYY,25,srect);
break;
case CBN_CLOSEUP:
ScrollWindow (hwnd, 0, SCROLLAMOUNT, &srect, &srect);
PrintTextXY("CBN_CLOSEUP notification",NOTIFYX,NOTIFYY,24,srect);
break;
case CBN_DBLCLK:
ScrollWindow (hwnd, 0, SCROLLAMOUNT, &srect, &srect);
PrintTextXY("CBN_DBLCLK notification",NOTIFYX,NOTIFYY,23,srect);
break;
case CBN_EDITCHANGE:
ScrollWindow (hwnd, 0, SCROLLAMOUNT, &srect, &srect);
PrintTextXY("CBN_EDITCHANGE notification",NOTIFYX,NOTIFYY,27,srect);
break;
case CBN_ERRSPACE:
ScrollWindow (hwnd, 0, SCROLLAMOUNT, &srect, &srect);
PrintTextXY("CBN_ERRSPACE notification",NOTIFYX,NOTIFYY,25,srect);
break;
case CBN_KILLFOCUS:
ScrollWindow (hwnd, 0, SCROLLAMOUNT, &srect, &srect);
PrintTextXY("CBN_KILLFOCUS notification",NOTIFYX,NOTIFYY,26,srect);
break;
case CBN_EDITUPDATE:
ScrollWindow (hwnd, 0, SCROLLAMOUNT, &srect, &srect);
PrintTextXY("CBN_EDITUPDATE notification",NOTIFYX,NOTIFYY,27,srect);
break;
case CBN_SELCHANGE:
ScrollWindow (hwnd, 0, SCROLLAMOUNT, &srect, &srect);
PrintTextXY("CBN_SELCHANGE notification",NOTIFYX,NOTIFYY,26,srect);
break;
case CBN_SELENDCANCEL:
ScrollWindow (hwnd, 0, SCROLLAMOUNT, &srect, &srect);
PrintTextXY("CBN_SELENDCANCEL notification",NOTIFYX,NOTIFYY,29,srect);
break;
case CBN_SETFOCUS:
ScrollWindow (hwnd, 0, SCROLLAMOUNT, &srect, &srect);
PrintTextXY("CBN_SETFOCUS notification",NOTIFYX,NOTIFYY,25,srect);
break;
case CBN_SELENDOK:
ScrollWindow (hwnd, 0, SCROLLAMOUNT, &srect, &srect);
PrintTextXY("CBN_SELENDOK notification",NOTIFYX,NOTIFYY,25,srect);
break;
}
return DefWindowProc ( hwnd, msg, wParam, lParam );
case WM_MEASUREITEM:
ScrollWindow (hwnd, 0, SCROLLAMOUNT, &srect, &srect);
PrintTextXY("WM_MEASUREITEM called",NOTIFYX,NOTIFYY,21,srect);
break;
case WM_COMPAREITEM:
ScrollWindow (hwnd, 0, SCROLLAMOUNT, &srect, &srect);
PrintTextXY("WM_COMPAREITEM called",NOTIFYX,NOTIFYY,21,srect);
break;
case WM_DRAWITEM:
ScrollWindow (hwnd, 0, SCROLLAMOUNT, &srect, &srect);
PrintTextXY("WM_DRAWITEM called",NOTIFYX,NOTIFYY,18,srect);
break;
case WM_SIZE :
return 0;
case WM_CLOSE:
DestroyWindow (g_hwnd);
return 0;
case WM_QUERYENDSESSION:
return 0;
case WM_DESTROY:
PostQuitMessage(0);
return 0;
}
return DefWindowProc ( hwnd, msg, wParam, lParam );
}
HWND
RegisterAndCreateWindow (HINSTANCE hInst,
const char* className,
const char* title)
{
WNDCLASSEX wc;
g_hInst = hInst;
wc.cbSize = sizeof (WNDCLASSEX);
wc.lpfnWndProc = WndProc; /* window procedure */
wc.hInstance = hInst; /* owner of the class */
wc.lpszClassName = className;
wc.hCursor = LoadCursor ( 0, (LPCTSTR)IDC_ARROW );
wc.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hIcon = 0;
wc.hIconSm = 0;
wc.lpszMenuName = 0;
if ( !RegisterClassEx ( &wc ) )
return NULL;
hwnd = CreateWindowEx (
0, /* dwStyleEx */
className, /* class name */
title, /* window title */
WS_OVERLAPPEDWINDOW, /* dwStyle */
1, /* x */
1, /* y */
WINDOWWIDTH, /* width */
WINDOWHEIGHT, /* height */
NULL, /* hwndParent */
NULL, /* hMenu */
hInst,
0
);
if (!hwnd) return NULL;
ShowWindow (hwnd, SW_SHOW);
UpdateWindow (hwnd);
return hwnd;
}
int
WINAPI
WinMain ( HINSTANCE hInst, HINSTANCE hPrevInst, LPSTR cmdParam, int cmdShow )
{
char className [] = "ComboBox Control Test";
MSG msg;
RegisterAndCreateWindow ( hInst, className, "ComboBox Control Test" );
while (GetMessage (&msg, NULL, 0, 0))
{
TranslateMessage (&msg);
DispatchMessage (&msg);
}
return (int)msg.wParam;
}
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