Sweden-Number/dlls/comctl32/comboex.c

336 lines
7.1 KiB
C

/*
* ComboBoxEx control
*
* Copyright 1998, 1999 Eric Kohl
*
* NOTES
* This is just a dummy control. An author is needed! Any volunteers?
* I will only improve this control once in a while.
* Eric <ekohl@abo.rhein-zeitung.de>
*
* TODO:
* - All messages.
* - All notifications.
*
* FIXME:
* - should include "combo.h"
*/
#include "winbase.h"
#include "commctrl.h"
#include "comboex.h"
#include "debug.h"
DEFAULT_DEBUG_CHANNEL(comboex)
#define ID_CB_EDIT 1001
#define COMBOEX_GetInfoPtr(wndPtr) ((COMBOEX_INFO *)GetWindowLongA (hwnd, 0))
/* << COMBOEX_DeleteItem >> */
inline static LRESULT
COMBOEX_GetComboControl (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr (hwnd);
TRACE (comboex, "\n");
return (LRESULT)infoPtr->hwndCombo;
}
inline static LRESULT
COMBOEX_GetEditControl (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr (hwnd);
if ((GetWindowLongA (hwnd, GWL_STYLE) & CBS_DROPDOWNLIST) != CBS_DROPDOWN)
return 0;
TRACE (comboex, "-- 0x%x\n", GetDlgItem (infoPtr->hwndCombo, ID_CB_EDIT));
return (LRESULT)GetDlgItem (infoPtr->hwndCombo, ID_CB_EDIT);
}
inline static LRESULT
COMBOEX_GetExtendedStyle (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr (hwnd);
return (LRESULT)infoPtr->dwExtStyle;
}
inline static LRESULT
COMBOEX_GetImageList (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr (hwnd);
TRACE (comboex, "(0x%08x 0x%08lx)\n", wParam, lParam);
return (LRESULT)infoPtr->himl;
}
static LRESULT
COMBOEX_InsertItemA (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
/* COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr (hwnd); */
FIXME (comboex, "(0x%08x 0x%08lx)\n", wParam, lParam);
return -1;
}
static LRESULT
COMBOEX_SetExtendedStyle (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr (hwnd);
DWORD dwTemp;
TRACE (comboex, "(0x%08x 0x%08lx)\n", wParam, lParam);
dwTemp = infoPtr->dwExtStyle;
if ((DWORD)wParam) {
infoPtr->dwExtStyle = (infoPtr->dwExtStyle & ~(DWORD)wParam) | (DWORD)lParam;
}
else
infoPtr->dwExtStyle = (DWORD)lParam;
/* FIXME: repaint?? */
return (LRESULT)dwTemp;
}
inline static LRESULT
COMBOEX_SetImageList (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr (hwnd);
HIMAGELIST himlTemp;
TRACE (comboex, "(0x%08x 0x%08lx)\n", wParam, lParam);
himlTemp = infoPtr->himl;
infoPtr->himl = (HIMAGELIST)lParam;
return (LRESULT)himlTemp;
}
static LRESULT
COMBOEX_SetItemA (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
/* COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr (hwnd); */
FIXME (comboex, "(%p): stub\n", (LPVOID)lParam);
return TRUE;
}
/* << COMBOEX_SetItem32W >> */
inline static LRESULT
COMBOEX_Forward (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr (hwnd);
FIXME (comboex, "(0x%x 0x%x 0x%lx): stub\n", uMsg, wParam, lParam);
if (infoPtr->hwndCombo)
return SendMessageA (infoPtr->hwndCombo, uMsg, wParam, lParam);
return 0;
}
static LRESULT
COMBOEX_Create (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
COMBOEX_INFO *infoPtr;
DWORD dwComboStyle;
/* allocate memory for info structure */
infoPtr = (COMBOEX_INFO *)COMCTL32_Alloc (sizeof(COMBOEX_INFO));
if (infoPtr == NULL) {
ERR (comboex, "could not allocate info memory!\n");
return 0;
}
SetWindowLongA (hwnd, 0, (DWORD)infoPtr);
/* initialize info structure */
/* create combo box */
dwComboStyle = GetWindowLongA (hwnd, GWL_STYLE) &
(CBS_SIMPLE|CBS_DROPDOWN|CBS_DROPDOWNLIST|WS_CHILD);
infoPtr->hwndCombo = CreateWindowA ("ComboBox", "",
WS_CHILD | WS_VISIBLE | CBS_OWNERDRAWFIXED | dwComboStyle,
0, 0, 0, 0, hwnd, (HMENU)1,
GetWindowLongA (hwnd, GWL_HINSTANCE), NULL);
return 0;
}
static LRESULT
COMBOEX_Destroy (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr (hwnd);
if (infoPtr->hwndCombo)
DestroyWindow (infoPtr->hwndCombo);
/* free comboex info data */
COMCTL32_Free (infoPtr);
return 0;
}
static LRESULT
COMBOEX_Size (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr (hwnd);
RECT rect;
GetClientRect (hwnd, &rect);
MoveWindow (infoPtr->hwndCombo, 0, 0, rect.right -rect.left,
rect.bottom - rect.top, TRUE);
return 0;
}
LRESULT WINAPI
COMBOEX_WindowProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
switch (uMsg)
{
/* case CBEM_DELETEITEM: */
case CBEM_GETCOMBOCONTROL:
return COMBOEX_GetComboControl (hwnd, wParam, lParam);
case CBEM_GETEDITCONTROL:
return COMBOEX_GetEditControl (hwnd, wParam, lParam);
case CBEM_GETEXTENDEDSTYLE:
return COMBOEX_GetExtendedStyle (hwnd, wParam, lParam);
case CBEM_GETIMAGELIST:
return COMBOEX_GetImageList (hwnd, wParam, lParam);
/* case CBEM_GETITEM32A:
case CBEM_GETITEM32W:
case CBEM_GETUNICODEFORMAT:
case CBEM_HASEDITCHANGED:
*/
case CBEM_INSERTITEMA:
return COMBOEX_InsertItemA (hwnd, wParam, lParam);
/* case CBEM_INSERTITEM32W: */
case CBEM_SETEXTENDEDSTYLE:
return COMBOEX_SetExtendedStyle (hwnd, wParam, lParam);
case CBEM_SETIMAGELIST:
return COMBOEX_SetImageList (hwnd, wParam, lParam);
case CBEM_SETITEMA:
return COMBOEX_SetItemA (hwnd, wParam, lParam);
/* case CBEM_SETITEM32W:
case CBEM_SETUNICODEFORMAT:
*/
case CB_DELETESTRING:
case CB_FINDSTRINGEXACT:
case CB_GETCOUNT:
case CB_GETCURSEL:
case CB_GETDROPPEDCONTROLRECT:
case CB_GETDROPPEDSTATE:
case CB_GETITEMDATA:
case CB_GETITEMHEIGHT:
case CB_GETLBTEXT:
case CB_GETLBTEXTLEN:
case CB_GETEXTENDEDUI:
case CB_LIMITTEXT:
case CB_RESETCONTENT:
case CB_SELECTSTRING:
case CB_SETCURSEL:
case CB_SETDROPPEDWIDTH:
case CB_SETEXTENDEDUI:
case CB_SETITEMDATA:
case CB_SETITEMHEIGHT:
case CB_SHOWDROPDOWN:
return COMBOEX_Forward (hwnd, uMsg, wParam, lParam);
case WM_CREATE:
return COMBOEX_Create (hwnd, wParam, lParam);
case WM_DESTROY:
return COMBOEX_Destroy (hwnd, wParam, lParam);
case WM_SIZE:
return COMBOEX_Size (hwnd, wParam, lParam);
default:
if (uMsg >= WM_USER)
ERR (comboex, "unknown msg %04x wp=%08x lp=%08lx\n",
uMsg, wParam, lParam);
return DefWindowProcA (hwnd, uMsg, wParam, lParam);
}
return 0;
}
VOID
COMBOEX_Register (VOID)
{
WNDCLASSA wndClass;
if (GlobalFindAtomA (WC_COMBOBOXEXA)) return;
ZeroMemory (&wndClass, sizeof(WNDCLASSA));
wndClass.style = CS_GLOBALCLASS;
wndClass.lpfnWndProc = (WNDPROC)COMBOEX_WindowProc;
wndClass.cbClsExtra = 0;
wndClass.cbWndExtra = sizeof(COMBOEX_INFO *);
wndClass.hCursor = LoadCursorA (0, IDC_ARROWA);
wndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
wndClass.lpszClassName = WC_COMBOBOXEXA;
RegisterClassA (&wndClass);
}
VOID
COMBOEX_Unregister (VOID)
{
if (GlobalFindAtomA (WC_COMBOBOXEXA))
UnregisterClassA (WC_COMBOBOXEXA, (HINSTANCE)NULL);
}