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/*
* ComboBoxEx control
*
* Copyright 1998, 1999 Eric Kohl
* Copyright 2000, 2001, 2002 Guy Albertelli <galberte@neo.lrun.com>
* Copyright 2002 Dimitrie O. Paun
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*
* NOTE
*
* This code was audited for completeness against the documented features
* of Comctl32.dll version 6.0 on Sep. 9, 2002, by Dimitrie O. Paun.
*
* Unless otherwise noted, we believe this code to be complete, as per
* the specification mentioned above.
* If you discover missing features, or bugs, please note them below.
*
*/
#include <stdarg.h>
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winnls.h"
#include "commctrl.h"
#include "comctl32.h"
#include "wine/debug.h"
#include "wine/unicode.h"
WINE_DEFAULT_DEBUG_CHANNEL(comboex);
/* Item structure */
typedef struct _CBE_ITEMDATA
{
struct _CBE_ITEMDATA *next;
UINT mask;
LPWSTR pszText;
LPWSTR pszTemp;
int cchTextMax;
int iImage;
int iSelectedImage;
int iOverlay;
int iIndent;
LPARAM lParam;
} CBE_ITEMDATA;
/* ComboBoxEx structure */
typedef struct
{
HIMAGELIST himl;
HWND hwndSelf; /* my own hwnd */
HWND hwndNotify; /* my parent hwnd */
HWND hwndCombo;
HWND hwndEdit;
WNDPROC prevEditWndProc; /* previous Edit WNDPROC value */
WNDPROC prevComboWndProc; /* previous Combo WNDPROC value */
DWORD dwExtStyle;
INT selected; /* index of selected item */
DWORD flags; /* WINE internal flags */
HFONT defaultFont;
HFONT font;
INT nb_items; /* Number of items */
BOOL unicode; /* TRUE if this window is Unicode */
BOOL NtfUnicode; /* TRUE if parent wants notify in Unicode */
CBE_ITEMDATA *edit; /* item data for edit item */
CBE_ITEMDATA *items; /* Array of items */
} COMBOEX_INFO;
/* internal flags in the COMBOEX_INFO structure */
#define WCBE_ACTEDIT 0x00000001 /* Edit active i.e.
* CBEN_BEGINEDIT issued
* but CBEN_ENDEDIT{A|W}
* not yet issued. */
#define WCBE_EDITCHG 0x00000002 /* Edit issued EN_CHANGE */
#define WCBE_EDITHASCHANGED (WCBE_ACTEDIT | WCBE_EDITCHG)
#define WCBE_EDITFOCUSED 0x00000004 /* Edit control has focus */
#define WCBE_MOUSECAPTURED 0x00000008 /* Combo has captured mouse */
#define WCBE_MOUSEDRAGGED 0x00000010 /* User has dragged in combo */
#define ID_CB_EDIT 1001
/*
* Special flag set in DRAWITEMSTRUCT itemState field. It is set by
* the ComboEx version of the Combo Window Proc so that when the
* WM_DRAWITEM message is then passed to ComboEx, we know that this
* particular WM_DRAWITEM message is for listbox only items. Any messasges
* without this flag is then for the Edit control field.
*
* We really cannot use the ODS_COMBOBOXEDIT flag because MSDN states that
* only version 4.0 applications will have ODS_COMBOBOXEDIT set.
*/
#define ODS_COMBOEXLBOX 0x4000
/* Height in pixels of control over the amount of the selected font */
#define CBE_EXTRA 3
/* Indent amount per MS documentation */
#define CBE_INDENT 10
/* Offset in pixels from left side for start of image or text */
#define CBE_STARTOFFSET 6
/* Offset between image and text */
#define CBE_SEP 4
static const WCHAR COMBOEX_SUBCLASS_PROP[] = {
'C','C','C','o','m','b','o','E','x','3','2',
'S','u','b','c','l','a','s','s','I','n','f','o',0
};
#define COMBOEX_GetInfoPtr(hwnd) ((COMBOEX_INFO *)GetWindowLongPtrW (hwnd, 0))
/* Things common to the entire DLL */
static LRESULT WINAPI COMBOEX_EditWndProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
static LRESULT WINAPI COMBOEX_ComboWndProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
static LRESULT COMBOEX_Destroy (COMBOEX_INFO *infoPtr);
typedef INT (WINAPI *cmp_func_t)(LPCWSTR, LPCWSTR);
static inline BOOL is_textW(LPCWSTR str)
{
return str && str != LPSTR_TEXTCALLBACKW;
}
static inline BOOL is_textA(LPCSTR str)
{
return str && str != LPSTR_TEXTCALLBACKA;
}
static inline LPCSTR debugstr_txt(LPCWSTR str)
{
if (str == LPSTR_TEXTCALLBACKW) return "(callback)";
return debugstr_w(str);
}
static void COMBOEX_DumpItem (CBE_ITEMDATA const *item)
{
TRACE("item %p - mask=%08x, pszText=%p, cchTM=%d, iImage=%d\n",
item, item->mask, item->pszText, item->cchTextMax, item->iImage);
TRACE("item %p - iSelectedImage=%d, iOverlay=%d, iIndent=%d, lParam=%08lx\n",
item, item->iSelectedImage, item->iOverlay, item->iIndent, item->lParam);
if (item->mask & CBEIF_TEXT)
TRACE("item %p - pszText=%s\n", item, debugstr_txt(item->pszText));
}
static void COMBOEX_DumpInput (COMBOBOXEXITEMW const *input)
{
TRACE("input - mask=%08x, iItem=%ld, pszText=%p, cchTM=%d, iImage=%d\n",
input->mask, input->iItem, input->pszText, input->cchTextMax,
input->iImage);
if (input->mask & CBEIF_TEXT)
TRACE("input - pszText=<%s>\n", debugstr_txt(input->pszText));
TRACE("input - iSelectedImage=%d, iOverlay=%d, iIndent=%d, lParam=%08lx\n",
input->iSelectedImage, input->iOverlay, input->iIndent, input->lParam);
}
static inline CBE_ITEMDATA *get_item_data(COMBOEX_INFO *infoPtr, INT index)
{
return (CBE_ITEMDATA *)SendMessageW (infoPtr->hwndCombo, CB_GETITEMDATA,
(WPARAM)index, 0);
}
static inline cmp_func_t get_cmp_func(COMBOEX_INFO const *infoPtr)
{
return infoPtr->dwExtStyle & CBES_EX_CASESENSITIVE ? lstrcmpW : lstrcmpiW;
}
static INT COMBOEX_Notify (COMBOEX_INFO *infoPtr, INT code, NMHDR *hdr)
{
hdr->idFrom = GetDlgCtrlID (infoPtr->hwndSelf);
hdr->hwndFrom = infoPtr->hwndSelf;
hdr->code = code;
if (infoPtr->NtfUnicode)
return SendMessageW (infoPtr->hwndNotify, WM_NOTIFY, 0, (LPARAM)hdr);
else
return SendMessageA (infoPtr->hwndNotify, WM_NOTIFY, 0, (LPARAM)hdr);
}
static INT
COMBOEX_NotifyItem (COMBOEX_INFO *infoPtr, UINT code, NMCOMBOBOXEXW *hdr)
{
/* Change the Text item from Unicode to ANSI if necessary for NOTIFY */
if (infoPtr->NtfUnicode)
return COMBOEX_Notify (infoPtr, code, &hdr->hdr);
else {
LPWSTR wstr = hdr->ceItem.pszText;
LPSTR astr = 0;
INT ret, len = 0;
if ((hdr->ceItem.mask & CBEIF_TEXT) && is_textW(wstr)) {
len = WideCharToMultiByte (CP_ACP, 0, wstr, -1, 0, 0, NULL, NULL);
if (len > 0) {
astr = Alloc ((len + 1)*sizeof(CHAR));
if (!astr) return 0;
WideCharToMultiByte (CP_ACP, 0, wstr, -1, astr, len, 0, 0);
hdr->ceItem.pszText = (LPWSTR)astr;
}
}
if (code == CBEN_ENDEDITW) code = CBEN_ENDEDITA;
else if (code == CBEN_GETDISPINFOW) code = CBEN_GETDISPINFOA;
else if (code == CBEN_DRAGBEGINW) code = CBEN_DRAGBEGINA;
ret = COMBOEX_Notify (infoPtr, code, (NMHDR *)hdr);
if (astr && hdr->ceItem.pszText == (LPWSTR)astr)
hdr->ceItem.pszText = wstr;
Free(astr);
return ret;
}
}
static INT COMBOEX_NotifyEndEdit (COMBOEX_INFO *infoPtr, NMCBEENDEDITW *neew, LPCWSTR wstr)
{
/* Change the Text item from Unicode to ANSI if necessary for NOTIFY */
if (infoPtr->NtfUnicode) {
lstrcpynW(neew->szText, wstr, CBEMAXSTRLEN);
return COMBOEX_Notify (infoPtr, CBEN_ENDEDITW, &neew->hdr);
} else {
NMCBEENDEDITA neea;
neea.hdr = neew->hdr;
neea.fChanged = neew->fChanged;
neea.iNewSelection = neew->iNewSelection;
WideCharToMultiByte (CP_ACP, 0, wstr, -1, neea.szText, CBEMAXSTRLEN, 0, 0);
neea.iWhy = neew->iWhy;
return COMBOEX_Notify (infoPtr, CBEN_ENDEDITA, &neea.hdr);
}
}
static void COMBOEX_NotifyDragBegin(COMBOEX_INFO *infoPtr, LPCWSTR wstr)
{
/* Change the Text item from Unicode to ANSI if necessary for NOTIFY */
if (infoPtr->NtfUnicode) {
NMCBEDRAGBEGINW ndbw;
ndbw.iItemid = -1;
lstrcpynW(ndbw.szText, wstr, CBEMAXSTRLEN);
COMBOEX_Notify (infoPtr, CBEN_DRAGBEGINW, &ndbw.hdr);
} else {
NMCBEDRAGBEGINA ndba;
ndba.iItemid = -1;
WideCharToMultiByte (CP_ACP, 0, wstr, -1, ndba.szText, CBEMAXSTRLEN, 0, 0);
COMBOEX_Notify (infoPtr, CBEN_DRAGBEGINA, &ndba.hdr);
}
}
static void COMBOEX_FreeText (CBE_ITEMDATA *item)
{
if (is_textW(item->pszText)) Free(item->pszText);
item->pszText = 0;
Free(item->pszTemp);
item->pszTemp = 0;
}
static INT COMBOEX_GetIndex(COMBOEX_INFO const *infoPtr, CBE_ITEMDATA const *item)
{
CBE_ITEMDATA const *moving;
INT index;
moving = infoPtr->items;
index = infoPtr->nb_items - 1;
while (moving && (moving != item)) {
moving = moving->next;
index--;
}
if (!moving || (index < 0)) {
ERR("COMBOBOXEX item structures broken. Please report!\n");
return -1;
}
return index;
}
static LPCWSTR COMBOEX_GetText(COMBOEX_INFO *infoPtr, CBE_ITEMDATA *item)
{
NMCOMBOBOXEXW nmce;
LPWSTR text, buf;
INT len;
if (item->pszText != LPSTR_TEXTCALLBACKW)
return item->pszText;
ZeroMemory(&nmce, sizeof(nmce));
nmce.ceItem.mask = CBEIF_TEXT;
nmce.ceItem.lParam = item->lParam;
nmce.ceItem.iItem = COMBOEX_GetIndex(infoPtr, item);
COMBOEX_NotifyItem(infoPtr, CBEN_GETDISPINFOW, &nmce);
if (is_textW(nmce.ceItem.pszText)) {
len = MultiByteToWideChar (CP_ACP, 0, (LPSTR)nmce.ceItem.pszText, -1, NULL, 0);
buf = Alloc ((len + 1)*sizeof(WCHAR));
if (buf)
MultiByteToWideChar (CP_ACP, 0, (LPSTR)nmce.ceItem.pszText, -1, buf, len);
if (nmce.ceItem.mask & CBEIF_DI_SETITEM) {
COMBOEX_FreeText(item);
item->pszText = buf;
} else {
Free(item->pszTemp);
item->pszTemp = buf;
}
text = buf;
} else
text = nmce.ceItem.pszText;
if (nmce.ceItem.mask & CBEIF_DI_SETITEM)
item->pszText = text;
return text;
}
static void COMBOEX_GetComboFontSize (COMBOEX_INFO *infoPtr, SIZE *size)
{
static const WCHAR strA[] = { 'A', 0 };
HFONT nfont, ofont;
HDC mydc;
mydc = GetDC (0); /* why the entire screen???? */
nfont = (HFONT)SendMessageW (infoPtr->hwndCombo, WM_GETFONT, 0, 0);
ofont = SelectObject (mydc, nfont);
GetTextExtentPointW (mydc, strA, 1, size);
SelectObject (mydc, ofont);
ReleaseDC (0, mydc);
TRACE("selected font hwnd=%p, height=%d\n", nfont, size->cy);
}
static void COMBOEX_CopyItem (CBE_ITEMDATA *item, COMBOBOXEXITEMW *cit)
{
if (cit->mask & CBEIF_TEXT) {
/*
* when given a text buffer actually use that buffer
*/
if (cit->pszText) {
if (is_textW(item->pszText))
lstrcpynW(cit->pszText, item->pszText, cit->cchTextMax);
else
cit->pszText[0] = 0;
} else {
cit->pszText = item->pszText;
cit->cchTextMax = item->cchTextMax;
}
}
if (cit->mask & CBEIF_IMAGE)
cit->iImage = item->iImage;
if (cit->mask & CBEIF_SELECTEDIMAGE)
cit->iSelectedImage = item->iSelectedImage;
if (cit->mask & CBEIF_OVERLAY)
cit->iOverlay = item->iOverlay;
if (cit->mask & CBEIF_INDENT)
cit->iIndent = item->iIndent;
if (cit->mask & CBEIF_LPARAM)
cit->lParam = item->lParam;
}
static void COMBOEX_AdjustEditPos (COMBOEX_INFO *infoPtr)
{
SIZE mysize;
INT x, y, w, h, xioff;
RECT rect;
if (!infoPtr->hwndEdit) return;
if (infoPtr->himl && !(infoPtr->dwExtStyle & CBES_EX_NOEDITIMAGEINDENT)) {
IMAGEINFO iinfo;
iinfo.rcImage.left = iinfo.rcImage.right = 0;
ImageList_GetImageInfo(infoPtr->himl, 0, &iinfo);
xioff = iinfo.rcImage.right - iinfo.rcImage.left + CBE_SEP;
} else xioff = 0;
GetClientRect (infoPtr->hwndCombo, &rect);
InflateRect (&rect, -2, -2);
InvalidateRect (infoPtr->hwndCombo, &rect, TRUE);
/* reposition the Edit control based on whether icon exists */
COMBOEX_GetComboFontSize (infoPtr, &mysize);
TRACE("Combo font x=%d, y=%d\n", mysize.cx, mysize.cy);
x = xioff + CBE_STARTOFFSET + 1;
w = rect.right-rect.left - x - GetSystemMetrics(SM_CXVSCROLL) - 1;
h = mysize.cy + 1;
y = rect.bottom - h - 1;
TRACE("Combo client (%s), setting Edit to (%d,%d)-(%d,%d)\n",
wine_dbgstr_rect(&rect), x, y, x + w, y + h);
SetWindowPos(infoPtr->hwndEdit, HWND_TOP, x, y, w, h,
SWP_SHOWWINDOW | SWP_NOACTIVATE | SWP_NOZORDER);
}
static void COMBOEX_ReSize (COMBOEX_INFO *infoPtr)
{
SIZE mysize;
LONG cy;
IMAGEINFO iinfo;
COMBOEX_GetComboFontSize (infoPtr, &mysize);
cy = mysize.cy + CBE_EXTRA;
if (infoPtr->himl && ImageList_GetImageInfo(infoPtr->himl, 0, &iinfo)) {
cy = max (iinfo.rcImage.bottom - iinfo.rcImage.top, cy);
TRACE("upgraded height due to image: height=%d\n", cy);
}
SendMessageW (infoPtr->hwndSelf, CB_SETITEMHEIGHT, -1, cy);
if (infoPtr->hwndCombo) {
SendMessageW (infoPtr->hwndCombo, CB_SETITEMHEIGHT, 0, cy);
if ( !(infoPtr->flags & CBES_EX_NOSIZELIMIT)) {
RECT comboRect;
if (GetWindowRect(infoPtr->hwndCombo, &comboRect)) {
RECT ourRect;
if (GetWindowRect(infoPtr->hwndSelf, &ourRect)) {
if (comboRect.bottom > ourRect.bottom) {
POINT pt = { ourRect.left, ourRect.top };
if (ScreenToClient(infoPtr->hwndSelf, &pt))
MoveWindow( infoPtr->hwndSelf, pt.x, pt.y, ourRect.right - ourRect.left,
comboRect.bottom - comboRect.top, FALSE);
}
}
}
}
}
}
static void COMBOEX_SetEditText (COMBOEX_INFO *infoPtr, CBE_ITEMDATA *item)
{
if (!infoPtr->hwndEdit) return;
/* native issues the following messages to the {Edit} control */
/* WM_SETTEXT (0,addr) */
/* EM_SETSEL32 (0,0) */
/* EM_SETSEL32 (0,-1) */
if (item->mask & CBEIF_TEXT) {
SendMessageW (infoPtr->hwndEdit, WM_SETTEXT, 0, (LPARAM)COMBOEX_GetText(infoPtr, item));
SendMessageW (infoPtr->hwndEdit, EM_SETSEL, 0, 0);
SendMessageW (infoPtr->hwndEdit, EM_SETSEL, 0, -1);
}
}
static CBE_ITEMDATA * COMBOEX_FindItem(COMBOEX_INFO *infoPtr, INT_PTR index)
{
CBE_ITEMDATA *item;
INT i;
if ((index >= infoPtr->nb_items) || (index < -1))
return 0;
if (index == -1)
return infoPtr->edit;
item = infoPtr->items;
i = infoPtr->nb_items - 1;
/* find the item in the list */
while (item && (i > index)) {
item = item->next;
i--;
}
if (!item || (i != index)) {
ERR("COMBOBOXEX item structures broken. Please report!\n");
return 0;
}
return item;
}
static inline BOOL COMBOEX_HasEdit(COMBOEX_INFO const *infoPtr)
{
return infoPtr->hwndEdit ? TRUE : FALSE;
}
/* *** CBEM_xxx message support *** */
static UINT COMBOEX_GetListboxText(COMBOEX_INFO *infoPtr, INT_PTR n, LPWSTR buf)
{
CBE_ITEMDATA *item;
LPCWSTR str;
item = COMBOEX_FindItem(infoPtr, n);
if (!item)
return 0;
str = COMBOEX_GetText(infoPtr, item);
if (infoPtr->unicode)
{
if (buf)
lstrcpyW(buf, str);
return lstrlenW(str);
}
else
{
UINT r;
r = WideCharToMultiByte(CP_ACP, 0, str, -1, (LPSTR)buf, 0x40000000, NULL, NULL);
if (r) r--;
return r;
}
}
static INT COMBOEX_DeleteItem (COMBOEX_INFO *infoPtr, INT_PTR index)
{
TRACE("(index=%ld)\n", index);
/* if item number requested does not exist then return failure */
if ((index >= infoPtr->nb_items) || (index < 0)) return CB_ERR;
if (!COMBOEX_FindItem(infoPtr, index)) return CB_ERR;
/* doing this will result in WM_DELETEITEM being issued */
SendMessageW (infoPtr->hwndCombo, CB_DELETESTRING, (WPARAM)index, 0);
return infoPtr->nb_items;
}
static BOOL COMBOEX_GetItemW (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMW *cit)
{
INT_PTR index = cit->iItem;
CBE_ITEMDATA *item;
TRACE("(...)\n");
/* if item number requested does not exist then return failure */
if ((index >= infoPtr->nb_items) || (index < -1)) return FALSE;
/* if the item is the edit control and there is no edit control, skip */
if ((index == -1) && !COMBOEX_HasEdit(infoPtr)) return FALSE;
if (!(item = COMBOEX_FindItem(infoPtr, index))) return FALSE;
COMBOEX_CopyItem (item, cit);
return TRUE;
}
static BOOL COMBOEX_GetItemA (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMA *cit)
{
COMBOBOXEXITEMW tmpcit;
TRACE("(...)\n");
tmpcit.mask = cit->mask;
tmpcit.iItem = cit->iItem;
tmpcit.pszText = 0;
if(!COMBOEX_GetItemW (infoPtr, &tmpcit)) return FALSE;
if (cit->mask & CBEIF_TEXT)
{
if (is_textW(tmpcit.pszText) && cit->pszText)
WideCharToMultiByte(CP_ACP, 0, tmpcit.pszText, -1,
cit->pszText, cit->cchTextMax, NULL, NULL);
else if (cit->pszText) cit->pszText[0] = 0;
else cit->pszText = (LPSTR)tmpcit.pszText;
}
if (cit->mask & CBEIF_IMAGE)
cit->iImage = tmpcit.iImage;
if (cit->mask & CBEIF_SELECTEDIMAGE)
cit->iSelectedImage = tmpcit.iSelectedImage;
if (cit->mask & CBEIF_OVERLAY)
cit->iOverlay = tmpcit.iOverlay;
if (cit->mask & CBEIF_INDENT)
cit->iIndent = tmpcit.iIndent;
if (cit->mask & CBEIF_LPARAM)
cit->lParam = tmpcit.lParam;
return TRUE;
}
static inline BOOL COMBOEX_HasEditChanged (COMBOEX_INFO const *infoPtr)
{
return COMBOEX_HasEdit(infoPtr) &&
(infoPtr->flags & WCBE_EDITHASCHANGED) == WCBE_EDITHASCHANGED;
}
static INT COMBOEX_InsertItemW (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMW const *cit)
{
INT_PTR index;
CBE_ITEMDATA *item;
NMCOMBOBOXEXW nmcit;
TRACE("\n");
if (TRACE_ON(comboex)) COMBOEX_DumpInput (cit);
/* get real index of item to insert */
index = cit->iItem;
if (index == -1) index = infoPtr->nb_items;
if (index > infoPtr->nb_items) return -1;
/* get zero-filled space and chain it in */
if(!(item = Alloc (sizeof(*item)))) return -1;
/* locate position to insert new item in */
if (index == infoPtr->nb_items) {
/* fast path for iItem = -1 */
item->next = infoPtr->items;
infoPtr->items = item;
}
else {
INT i = infoPtr->nb_items-1;
CBE_ITEMDATA *moving = infoPtr->items;
while ((i > index) && moving) {
moving = moving->next;
i--;
}
if (!moving) {
ERR("COMBOBOXEX item structures broken. Please report!\n");
Free(item);
return -1;
}
item->next = moving->next;
moving->next = item;
}
/* fill in our hidden item structure */
item->mask = cit->mask;
if (item->mask & CBEIF_TEXT) {
INT len = 0;
if (is_textW(cit->pszText)) len = strlenW (cit->pszText);
if (len > 0) {
item->pszText = Alloc ((len + 1)*sizeof(WCHAR));
if (!item->pszText) {
Free(item);
return -1;
}
strcpyW (item->pszText, cit->pszText);
}
else if (cit->pszText == LPSTR_TEXTCALLBACKW)
item->pszText = LPSTR_TEXTCALLBACKW;
item->cchTextMax = cit->cchTextMax;
}
if (item->mask & CBEIF_IMAGE)
item->iImage = cit->iImage;
if (item->mask & CBEIF_SELECTEDIMAGE)
item->iSelectedImage = cit->iSelectedImage;
if (item->mask & CBEIF_OVERLAY)
item->iOverlay = cit->iOverlay;
if (item->mask & CBEIF_INDENT)
item->iIndent = cit->iIndent;
if (item->mask & CBEIF_LPARAM)
item->lParam = cit->lParam;
infoPtr->nb_items++;
if (TRACE_ON(comboex)) COMBOEX_DumpItem (item);
SendMessageW (infoPtr->hwndCombo, CB_INSERTSTRING,
(WPARAM)cit->iItem, (LPARAM)item);
memset (&nmcit.ceItem, 0, sizeof(nmcit.ceItem));
COMBOEX_CopyItem (item, &nmcit.ceItem);
COMBOEX_NotifyItem (infoPtr, CBEN_INSERTITEM, &nmcit);
return index;
}
static INT COMBOEX_InsertItemA (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMA const *cit)
{
COMBOBOXEXITEMW citW;
LPWSTR wstr = NULL;
INT ret;
memcpy(&citW,cit,sizeof(COMBOBOXEXITEMA));
if (cit->mask & CBEIF_TEXT && is_textA(cit->pszText)) {
INT len = MultiByteToWideChar (CP_ACP, 0, cit->pszText, -1, NULL, 0);
wstr = Alloc ((len + 1)*sizeof(WCHAR));
if (!wstr) return -1;
MultiByteToWideChar (CP_ACP, 0, cit->pszText, -1, wstr, len);
citW.pszText = wstr;
}
ret = COMBOEX_InsertItemW(infoPtr, &citW);
Free(wstr);
return ret;
}
static DWORD
COMBOEX_SetExtendedStyle (COMBOEX_INFO *infoPtr, DWORD mask, DWORD style)
{
DWORD dwTemp;
TRACE("(mask=x%08x, style=0x%08x)\n", mask, style);
dwTemp = infoPtr->dwExtStyle;
if (mask)
infoPtr->dwExtStyle = (infoPtr->dwExtStyle & ~mask) | style;
else
infoPtr->dwExtStyle = style;
/* see if we need to change the word break proc on the edit */
if ((infoPtr->dwExtStyle ^ dwTemp) & CBES_EX_PATHWORDBREAKPROC)
SetPathWordBreakProc(infoPtr->hwndEdit,
(infoPtr->dwExtStyle & CBES_EX_PATHWORDBREAKPROC) ? TRUE : FALSE);
/* test if the control's appearance has changed */
mask = CBES_EX_NOEDITIMAGE | CBES_EX_NOEDITIMAGEINDENT;
if ((infoPtr->dwExtStyle & mask) != (dwTemp & mask)) {
/* if state of EX_NOEDITIMAGE changes, invalidate all */
TRACE("EX_NOEDITIMAGE state changed to %d\n",
infoPtr->dwExtStyle & CBES_EX_NOEDITIMAGE);
InvalidateRect (infoPtr->hwndSelf, NULL, TRUE);
COMBOEX_AdjustEditPos (infoPtr);
if (infoPtr->hwndEdit)
InvalidateRect (infoPtr->hwndEdit, NULL, TRUE);
}
return dwTemp;
}
static HIMAGELIST COMBOEX_SetImageList (COMBOEX_INFO *infoPtr, HIMAGELIST himl)
{
HIMAGELIST himlTemp = infoPtr->himl;
TRACE("(...)\n");
infoPtr->himl = himl;
COMBOEX_ReSize (infoPtr);
InvalidateRect (infoPtr->hwndCombo, NULL, TRUE);
/* reposition the Edit control based on whether icon exists */
COMBOEX_AdjustEditPos (infoPtr);
return himlTemp;
}
static BOOL COMBOEX_SetItemW (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMW *cit)
{
INT_PTR index = cit->iItem;
CBE_ITEMDATA *item;
if (TRACE_ON(comboex)) COMBOEX_DumpInput (cit);
/* if item number requested does not exist then return failure */
if ((index >= infoPtr->nb_items) || (index < -1)) return FALSE;
/* if the item is the edit control and there is no edit control, skip */
if ((index == -1) && !COMBOEX_HasEdit(infoPtr)) return FALSE;
if (!(item = COMBOEX_FindItem(infoPtr, index))) return FALSE;
/* add/change stuff to the internal item structure */
item->mask |= cit->mask;
if (cit->mask & CBEIF_TEXT) {
INT len = 0;
COMBOEX_FreeText(item);
if (is_textW(cit->pszText)) len = strlenW(cit->pszText);
if (len > 0) {
item->pszText = Alloc ((len + 1)*sizeof(WCHAR));
if (!item->pszText) return FALSE;
strcpyW(item->pszText, cit->pszText);
} else if (cit->pszText == LPSTR_TEXTCALLBACKW)
item->pszText = LPSTR_TEXTCALLBACKW;
item->cchTextMax = cit->cchTextMax;
}
if (cit->mask & CBEIF_IMAGE)
item->iImage = cit->iImage;
if (cit->mask & CBEIF_SELECTEDIMAGE)
item->iSelectedImage = cit->iSelectedImage;
if (cit->mask & CBEIF_OVERLAY)
item->iOverlay = cit->iOverlay;
if (cit->mask & CBEIF_INDENT)
item->iIndent = cit->iIndent;
if (cit->mask & CBEIF_LPARAM)
cit->lParam = cit->lParam;
if (TRACE_ON(comboex)) COMBOEX_DumpItem (item);
/* if original request was to update edit control, do some fast foot work */
if (cit->iItem == -1 && cit->mask & CBEIF_TEXT) {
COMBOEX_SetEditText (infoPtr, item);
RedrawWindow (infoPtr->hwndCombo, 0, 0, RDW_ERASE | RDW_INVALIDATE);
}
return TRUE;
}
static BOOL COMBOEX_SetItemA (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMA const *cit)
{
COMBOBOXEXITEMW citW;
LPWSTR wstr = NULL;
BOOL ret;
memcpy(&citW, cit, sizeof(COMBOBOXEXITEMA));
if ((cit->mask & CBEIF_TEXT) && is_textA(cit->pszText)) {
INT len = MultiByteToWideChar (CP_ACP, 0, cit->pszText, -1, NULL, 0);
wstr = Alloc ((len + 1)*sizeof(WCHAR));
if (!wstr) return FALSE;
MultiByteToWideChar (CP_ACP, 0, cit->pszText, -1, wstr, len);
citW.pszText = wstr;
}
ret = COMBOEX_SetItemW(infoPtr, &citW);
Free(wstr);
return ret;
}
static BOOL COMBOEX_SetUnicodeFormat (COMBOEX_INFO *infoPtr, BOOL value)
{
BOOL bTemp = infoPtr->unicode;
TRACE("to %s, was %s\n", value ? "TRUE":"FALSE", bTemp ? "TRUE":"FALSE");
infoPtr->unicode = value;
return bTemp;
}
/* *** CB_xxx message support *** */
static INT
COMBOEX_FindStringExact (COMBOEX_INFO *infoPtr, INT start, LPCWSTR str)
{
INT i;
cmp_func_t cmptext = get_cmp_func(infoPtr);
INT count = SendMessageW (infoPtr->hwndCombo, CB_GETCOUNT, 0, 0);
/* now search from after starting loc and wrapping back to start */
for(i=start+1; i<count; i++) {
CBE_ITEMDATA *item = get_item_data(infoPtr, i);
if (cmptext(COMBOEX_GetText(infoPtr, item), str) == 0) return i;
}
for(i=0; i<=start; i++) {
CBE_ITEMDATA *item = get_item_data(infoPtr, i);
if (cmptext(COMBOEX_GetText(infoPtr, item), str) == 0) return i;
}
return CB_ERR;
}
static DWORD_PTR COMBOEX_GetItemData (COMBOEX_INFO *infoPtr, INT_PTR index)
{
CBE_ITEMDATA const *item1;
CBE_ITEMDATA const *item2;
DWORD_PTR ret = 0;
item1 = get_item_data(infoPtr, index);
if ((item1 != NULL) && ((LRESULT)item1 != CB_ERR)) {
item2 = COMBOEX_FindItem (infoPtr, index);
if (item2 != item1) {
ERR("data structures damaged!\n");
return CB_ERR;
}
if (item1->mask & CBEIF_LPARAM) ret = item1->lParam;
TRACE("returning 0x%08lx\n", ret);
} else {
ret = (DWORD_PTR)item1;
TRACE("non-valid result from combo, returning 0x%08lx\n", ret);
}
return ret;
}
static INT COMBOEX_SetCursel (COMBOEX_INFO *infoPtr, INT_PTR index)
{
CBE_ITEMDATA *item;
INT sel;
if (!(item = COMBOEX_FindItem(infoPtr, index)))
return SendMessageW (infoPtr->hwndCombo, CB_SETCURSEL, index, 0);
TRACE("selecting item %ld text=%s\n", index, debugstr_txt(item->pszText));
infoPtr->selected = index;
sel = (INT)SendMessageW (infoPtr->hwndCombo, CB_SETCURSEL, index, 0);
COMBOEX_SetEditText (infoPtr, item);
return sel;
}
static DWORD_PTR COMBOEX_SetItemData (COMBOEX_INFO *infoPtr, INT_PTR index, DWORD_PTR data)
{
CBE_ITEMDATA *item1;
CBE_ITEMDATA const *item2;
item1 = get_item_data(infoPtr, index);
if ((item1 != NULL) && ((LRESULT)item1 != CB_ERR)) {
item2 = COMBOEX_FindItem (infoPtr, index);
if (item2 != item1) {
ERR("data structures damaged!\n");
return CB_ERR;
}
item1->mask |= CBEIF_LPARAM;
item1->lParam = data;
TRACE("setting lparam to 0x%08lx\n", data);
return 0;
}
TRACE("non-valid result from combo %p\n", item1);
return (DWORD_PTR)item1;
}
static INT COMBOEX_SetItemHeight (COMBOEX_INFO const *infoPtr, INT index, UINT height)
{
RECT cb_wrect, cbx_wrect, cbx_crect;
/* First, lets forward the message to the normal combo control
just like Windows. */
if (infoPtr->hwndCombo)
if (SendMessageW (infoPtr->hwndCombo, CB_SETITEMHEIGHT,
index, height) == CB_ERR) return CB_ERR;
GetWindowRect (infoPtr->hwndCombo, &cb_wrect);
GetWindowRect (infoPtr->hwndSelf, &cbx_wrect);
GetClientRect (infoPtr->hwndSelf, &cbx_crect);
/* the height of comboex as height of the combo + comboex border */
height = cb_wrect.bottom-cb_wrect.top
+ cbx_wrect.bottom-cbx_wrect.top
- (cbx_crect.bottom-cbx_crect.top);
TRACE("EX window=(%s), client=(%s)\n",
wine_dbgstr_rect(&cbx_wrect), wine_dbgstr_rect(&cbx_crect));
TRACE("CB window=(%s), EX setting=(0,0)-(%d,%d)\n",
wine_dbgstr_rect(&cbx_wrect), cbx_wrect.right-cbx_wrect.left, height);
SetWindowPos (infoPtr->hwndSelf, HWND_TOP, 0, 0,
cbx_wrect.right-cbx_wrect.left, height,
SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOMOVE);
return 0;
}
/* *** WM_xxx message support *** */
static LRESULT COMBOEX_Create (HWND hwnd, CREATESTRUCTA const *cs)
{
static const WCHAR COMBOBOX[] = { 'C', 'o', 'm', 'b', 'o', 'B', 'o', 'x', 0 };
static const WCHAR EDIT[] = { 'E', 'D', 'I', 'T', 0 };
static const WCHAR NIL[] = { 0 };
COMBOEX_INFO *infoPtr;
LOGFONTW mylogfont;
RECT wnrc1, clrc1, cmbwrc;
INT i;
/* allocate memory for info structure */
infoPtr = Alloc (sizeof(COMBOEX_INFO));
if (!infoPtr) return -1;
/* initialize info structure */
/* note that infoPtr is allocated zero-filled */
infoPtr->hwndSelf = hwnd;
infoPtr->selected = -1;
infoPtr->unicode = IsWindowUnicode (hwnd);
infoPtr->hwndNotify = cs->hwndParent;
i = SendMessageW(infoPtr->hwndNotify, WM_NOTIFYFORMAT, (WPARAM)hwnd, NF_QUERY);
if ((i != NFR_ANSI) && (i != NFR_UNICODE)) {
WARN("wrong response to WM_NOTIFYFORMAT (%d), assuming ANSI\n", i);
i = NFR_ANSI;
}
infoPtr->NtfUnicode = (i == NFR_UNICODE);
SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
/* create combo box */
GetWindowRect(hwnd, &wnrc1);
GetClientRect(hwnd, &clrc1);
TRACE("EX window=(%s), client=(%s)\n",
wine_dbgstr_rect(&wnrc1), wine_dbgstr_rect(&clrc1));
/* Native version of ComboEx creates the ComboBox with DROPDOWNLIST */
/* specified. It then creates it's own version of the EDIT control */
/* and makes the ComboBox the parent. This is because a normal */
/* DROPDOWNLIST does not have an EDIT control, but we need one. */
/* We also need to place the edit control at the proper location */
/* (allow space for the icons). */
infoPtr->hwndCombo = CreateWindowW (COMBOBOX, NIL,
/* following line added to match native */
WS_CLIPSIBLINGS | WS_CLIPCHILDREN | WS_VSCROLL |
CBS_NOINTEGRALHEIGHT | CBS_DROPDOWNLIST |
/* was base and is necessary */
WS_CHILD | WS_VISIBLE | CBS_OWNERDRAWFIXED |
GetWindowLongW (hwnd, GWL_STYLE),
cs->y, cs->x, cs->cx, cs->cy, hwnd,
(HMENU) GetWindowLongPtrW (hwnd, GWLP_ID),
(HINSTANCE)GetWindowLongPtrW (hwnd, GWLP_HINSTANCE), NULL);
/*
* native does the following at this point according to trace:
* GetWindowThreadProcessId(hwndCombo,0)
* GetCurrentThreadId()
* GetWindowThreadProcessId(hwndCombo, &???)
* GetCurrentProcessId()
*/
/*
* Setup a property to hold the pointer to the COMBOBOXEX
* data structure.
*/
SetPropW(infoPtr->hwndCombo, COMBOEX_SUBCLASS_PROP, hwnd);
infoPtr->prevComboWndProc = (WNDPROC)SetWindowLongPtrW(infoPtr->hwndCombo,
GWLP_WNDPROC, (DWORD_PTR)COMBOEX_ComboWndProc);
infoPtr->font = (HFONT)SendMessageW (infoPtr->hwndCombo, WM_GETFONT, 0, 0);
/*
* Now create our own EDIT control so we can position it.
* It is created only for CBS_DROPDOWN style
*/
if ((cs->style & CBS_DROPDOWNLIST) == CBS_DROPDOWN) {
infoPtr->hwndEdit = CreateWindowExW (0, EDIT, NIL,
WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS | ES_AUTOHSCROLL,
0, 0, 0, 0, /* will set later */
infoPtr->hwndCombo,
(HMENU) GetWindowLongPtrW (hwnd, GWLP_ID),
(HINSTANCE)GetWindowLongPtrW (hwnd, GWLP_HINSTANCE), NULL);
/* native does the following at this point according to trace:
* GetWindowThreadProcessId(hwndEdit,0)
* GetCurrentThreadId()
* GetWindowThreadProcessId(hwndEdit, &???)
* GetCurrentProcessId()
*/
/*
* Setup a property to hold the pointer to the COMBOBOXEX
* data structure.
*/
SetPropW(infoPtr->hwndEdit, COMBOEX_SUBCLASS_PROP, hwnd);
infoPtr->prevEditWndProc = (WNDPROC)SetWindowLongPtrW(infoPtr->hwndEdit,
GWLP_WNDPROC, (DWORD_PTR)COMBOEX_EditWndProc);
infoPtr->font = (HFONT)SendMessageW(infoPtr->hwndCombo, WM_GETFONT, 0, 0);
}
/*
* Locate the default font if necessary and then set it in
* all associated controls
*/
if (!infoPtr->font) {
SystemParametersInfoW (SPI_GETICONTITLELOGFONT, sizeof(mylogfont),
&mylogfont, 0);
infoPtr->font = infoPtr->defaultFont = CreateFontIndirectW (&mylogfont);
}
SendMessageW (infoPtr->hwndCombo, WM_SETFONT, (WPARAM)infoPtr->font, 0);
if (infoPtr->hwndEdit) {
SendMessageW (infoPtr->hwndEdit, WM_SETFONT, (WPARAM)infoPtr->font, 0);
SendMessageW (infoPtr->hwndEdit, EM_SETMARGINS, (WPARAM)EC_USEFONTINFO, 0);
}
COMBOEX_ReSize (infoPtr);
/* Above is fairly certain, below is much less certain. */
GetWindowRect(hwnd, &wnrc1);
GetClientRect(hwnd, &clrc1);
GetWindowRect(infoPtr->hwndCombo, &cmbwrc);
TRACE("EX window=(%s) client=(%s) CB wnd=(%s)\n",
wine_dbgstr_rect(&wnrc1), wine_dbgstr_rect(&clrc1),
wine_dbgstr_rect(&cmbwrc));
SetWindowPos(infoPtr->hwndCombo, HWND_TOP,
0, 0, wnrc1.right-wnrc1.left, wnrc1.bottom-wnrc1.top,
SWP_NOACTIVATE | SWP_NOREDRAW);
GetWindowRect(infoPtr->hwndCombo, &cmbwrc);
TRACE("CB window=(%s)\n", wine_dbgstr_rect(&cmbwrc));
SetWindowPos(hwnd, HWND_TOP,
0, 0, cmbwrc.right-cmbwrc.left, cmbwrc.bottom-cmbwrc.top,
SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOMOVE);
COMBOEX_AdjustEditPos (infoPtr);
/*
* Create an item structure to represent the data in the
* EDIT control. It is allocated zero-filled.
*/
infoPtr->edit = Alloc (sizeof (CBE_ITEMDATA));
if (!infoPtr->edit) {
COMBOEX_Destroy(infoPtr);
return -1;
}
return 0;
}
static LRESULT COMBOEX_Command (COMBOEX_INFO *infoPtr, WPARAM wParam)
{
LRESULT lret;
INT command = HIWORD(wParam);
CBE_ITEMDATA *item = 0;
WCHAR wintext[520];
INT cursel, n;
INT_PTR oldItem;
NMCBEENDEDITW cbeend;
DWORD oldflags;
HWND parent = infoPtr->hwndNotify;
TRACE("for command %d\n", command);
switch (command)
{
case CBN_DROPDOWN:
SetFocus (infoPtr->hwndCombo);
ShowWindow (infoPtr->hwndEdit, SW_HIDE);
return SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
case CBN_CLOSEUP:
SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
/*
* from native trace of first dropdown after typing in URL in IE4
* CB_GETCURSEL(Combo)
* GetWindowText(Edit)
* CB_GETCURSEL(Combo)
* CB_GETCOUNT(Combo)
* CB_GETITEMDATA(Combo, n)
* WM_NOTIFY(parent, CBEN_ENDEDITA|W)
* CB_GETCURSEL(Combo)
* CB_SETCURSEL(COMBOEX, n)
* SetFocus(Combo)
* the rest is supposition
*/
ShowWindow (infoPtr->hwndEdit, SW_SHOW);
InvalidateRect (infoPtr->hwndCombo, 0, TRUE);
InvalidateRect (infoPtr->hwndEdit, 0, TRUE);
cursel = SendMessageW (infoPtr->hwndCombo, CB_GETCURSEL, 0, 0);
if (cursel == -1) {
cmp_func_t cmptext = get_cmp_func(infoPtr);
/* find match from edit against those in Combobox */
GetWindowTextW (infoPtr->hwndEdit, wintext, 520);
n = SendMessageW (infoPtr->hwndCombo, CB_GETCOUNT, 0, 0);
for (cursel = 0; cursel < n; cursel++){
item = get_item_data(infoPtr, cursel);
if ((INT_PTR)item == CB_ERR) break;
if (!cmptext(COMBOEX_GetText(infoPtr, item), wintext)) break;
}
if ((cursel == n) || ((INT_PTR)item == CB_ERR)) {
TRACE("failed to find match??? item=%p cursel=%d\n",
item, cursel);
if (infoPtr->hwndEdit)
SetFocus(infoPtr->hwndEdit);
return 0;
}
}
else {
item = get_item_data(infoPtr, cursel);
if ((INT_PTR)item == CB_ERR) {
TRACE("failed to find match??? item=%p cursel=%d\n",
item, cursel);
if (infoPtr->hwndEdit)
SetFocus(infoPtr->hwndEdit);
return 0;
}
}
/* Save flags for testing and reset them */
oldflags = infoPtr->flags;
infoPtr->flags &= ~(WCBE_ACTEDIT | WCBE_EDITCHG);
if (oldflags & WCBE_ACTEDIT) {
cbeend.fChanged = (oldflags & WCBE_EDITCHG);
cbeend.iNewSelection = SendMessageW (infoPtr->hwndCombo,
CB_GETCURSEL, 0, 0);
cbeend.iWhy = CBENF_DROPDOWN;
if (COMBOEX_NotifyEndEdit (infoPtr, &cbeend, COMBOEX_GetText(infoPtr, item))) return 0;
}
/* if selection has changed the set the new current selection */
cursel = SendMessageW (infoPtr->hwndCombo, CB_GETCURSEL, 0, 0);
if ((oldflags & WCBE_EDITCHG) || (cursel != infoPtr->selected)) {
infoPtr->selected = cursel;
SendMessageW (infoPtr->hwndSelf, CB_SETCURSEL, cursel, 0);
SetFocus(infoPtr->hwndCombo);
}
return 0;
case CBN_SELCHANGE:
/*
* CB_GETCURSEL(Combo)
* CB_GETITEMDATA(Combo) < simulated by COMBOEX_FindItem
* lstrlenA
* WM_SETTEXT(Edit)
* WM_GETTEXTLENGTH(Edit)
* WM_GETTEXT(Edit)
* EM_SETSEL(Edit, 0,0)
* WM_GETTEXTLENGTH(Edit)
* WM_GETTEXT(Edit)
* EM_SETSEL(Edit, 0,len)
* return WM_COMMAND to parent
*/
oldItem = SendMessageW (infoPtr->hwndCombo, CB_GETCURSEL, 0, 0);
if (!(item = COMBOEX_FindItem(infoPtr, oldItem))) {
ERR("item %ld not found. Problem!\n", oldItem);
break;
}
infoPtr->selected = oldItem;
COMBOEX_SetEditText (infoPtr, item);
return SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
case CBN_SELENDOK:
case CBN_SELENDCANCEL:
/*
* We have to change the handle since we are the control
* issuing the message. IE4 depends on this.
*/
return SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
case CBN_KILLFOCUS:
/*
* from native trace:
*
* pass to parent
* WM_GETTEXT(Edit, 104)
* CB_GETCURSEL(Combo) rets -1
* WM_NOTIFY(CBEN_ENDEDITA) with CBENF_KILLFOCUS
* CB_GETCURSEL(Combo)
* InvalidateRect(Combo, 0, 0)
* return 0
*/
SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
if (infoPtr->flags & WCBE_ACTEDIT) {
GetWindowTextW (infoPtr->hwndEdit, wintext, 260);
cbeend.fChanged = (infoPtr->flags & WCBE_EDITCHG);
cbeend.iNewSelection = SendMessageW (infoPtr->hwndCombo,
CB_GETCURSEL, 0, 0);
cbeend.iWhy = CBENF_KILLFOCUS;
infoPtr->flags &= ~(WCBE_ACTEDIT | WCBE_EDITCHG);
if (COMBOEX_NotifyEndEdit (infoPtr, &cbeend, wintext)) return 0;
}
/* possible CB_GETCURSEL */
InvalidateRect (infoPtr->hwndCombo, 0, 0);
return 0;
case CBN_SETFOCUS:
return SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
default:
/*
* We have to change the handle since we are the control
* issuing the message. IE4 depends on this.
* We also need to set the focus back to the Edit control
* after passing the command to the parent of the ComboEx.
*/
lret = SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
if (infoPtr->hwndEdit)
SetFocus(infoPtr->hwndEdit);
return lret;
}
return 0;
}
static BOOL COMBOEX_WM_DeleteItem (COMBOEX_INFO *infoPtr, DELETEITEMSTRUCT const *dis)
{
CBE_ITEMDATA *item, *olditem;
NMCOMBOBOXEXW nmcit;
UINT i;
TRACE("CtlType=%08x, CtlID=%08x, itemID=%08x, hwnd=%p, data=%08lx\n",
dis->CtlType, dis->CtlID, dis->itemID, dis->hwndItem, dis->itemData);
if (dis->itemID >= infoPtr->nb_items) return FALSE;
olditem = infoPtr->items;
i = infoPtr->nb_items - 1;
if (i == dis->itemID) {
infoPtr->items = infoPtr->items->next;
}
else {
item = olditem;
i--;
/* find the prior item in the list */
while (item->next && (i > dis->itemID)) {
item = item->next;
i--;
}
if (!item->next || (i != dis->itemID)) {
ERR("COMBOBOXEX item structures broken. Please report!\n");
return FALSE;
}
olditem = item->next;
item->next = item->next->next;
}
infoPtr->nb_items--;
memset (&nmcit.ceItem, 0, sizeof(nmcit.ceItem));
COMBOEX_CopyItem (olditem, &nmcit.ceItem);
COMBOEX_NotifyItem (infoPtr, CBEN_DELETEITEM, &nmcit);
COMBOEX_FreeText(olditem);
Free(olditem);
return TRUE;
}
static LRESULT COMBOEX_DrawItem (COMBOEX_INFO *infoPtr, DRAWITEMSTRUCT const *dis)
{
static const WCHAR nil[] = { 0 };
CBE_ITEMDATA *item = 0;
SIZE txtsize;
RECT rect;
LPCWSTR str = nil;
UINT xbase, x, y;
INT len;
COLORREF nbkc, ntxc, bkc, txc;
int drawimage, drawstate, xioff;
if (!IsWindowEnabled(infoPtr->hwndCombo)) return 0;
TRACE("DRAWITEMSTRUCT: CtlType=0x%08x CtlID=0x%08x\n",
dis->CtlType, dis->CtlID);
TRACE("itemID=0x%08x itemAction=0x%08x itemState=0x%08x\n",
dis->itemID, dis->itemAction, dis->itemState);
TRACE("hWnd=%p hDC=%p (%s) itemData=0x%08lx\n",
dis->hwndItem, dis->hDC, wine_dbgstr_rect(&dis->rcItem), dis->itemData);
/* MSDN says: */
/* "itemID - Specifies the menu item identifier for a menu */
/* item or the index of the item in a list box or combo box. */
/* For an empty list box or combo box, this member can be -1. */
/* This allows the application to draw only the focus */
/* rectangle at the coordinates specified by the rcItem */
/* member even though there are no items in the control. */
/* This indicates to the user whether the list box or combo */
/* box has the focus. How the bits are set in the itemAction */
/* member determines whether the rectangle is to be drawn as */
/* though the list box or combo box has the focus. */
if (dis->itemID == 0xffffffff) {
if ( ( (dis->itemAction & ODA_FOCUS) && (dis->itemState & ODS_SELECTED)) ||
( (dis->itemAction & (ODA_SELECT | ODA_DRAWENTIRE)) && (dis->itemState & ODS_FOCUS) ) ) {
TRACE("drawing item -1 special focus, rect=(%s)\n",
wine_dbgstr_rect(&dis->rcItem));
}
else if ((dis->CtlType == ODT_COMBOBOX) &&
(dis->itemAction == ODA_DRAWENTIRE)) {
/* draw of edit control data */
/* testing */
{
RECT exrc, cbrc, edrc;
GetWindowRect (infoPtr->hwndSelf, &exrc);
GetWindowRect (infoPtr->hwndCombo, &cbrc);
edrc.left=edrc.top=edrc.right=edrc.bottom=-1;
if (infoPtr->hwndEdit)
GetWindowRect (infoPtr->hwndEdit, &edrc);
TRACE("window rects ex=(%s), cb=(%s), ed=(%s)\n",
wine_dbgstr_rect(&exrc), wine_dbgstr_rect(&cbrc),
wine_dbgstr_rect(&edrc));
}
}
else {
ERR("NOT drawing item -1 special focus, rect=(%s), action=%08x, state=%08x\n",
wine_dbgstr_rect(&dis->rcItem),
dis->itemAction, dis->itemState);
return 0;
}
}
/* If draw item is -1 (edit control) setup the item pointer */
if (dis->itemID == 0xffffffff) {
item = infoPtr->edit;
if (infoPtr->hwndEdit) {
INT len;
/* free previous text of edit item */
COMBOEX_FreeText(item);
item->mask &= ~CBEIF_TEXT;
if( (len = GetWindowTextLengthW(infoPtr->hwndEdit)) ) {
item->mask |= CBEIF_TEXT;
item->pszText = Alloc ((len + 1)*sizeof(WCHAR));
if (item->pszText)
GetWindowTextW(infoPtr->hwndEdit, item->pszText, len+1);
TRACE("edit control hwndEdit=%p, text len=%d str=%s\n",
infoPtr->hwndEdit, len, debugstr_txt(item->pszText));
}
}
}
/* if the item pointer is not set, then get the data and locate it */
if (!item) {
item = get_item_data(infoPtr, dis->itemID);
if (item == (CBE_ITEMDATA *)CB_ERR) {
ERR("invalid item for id %d\n", dis->itemID);
return 0;
}
}
if (TRACE_ON(comboex)) COMBOEX_DumpItem (item);
xbase = CBE_STARTOFFSET;
if ((item->mask & CBEIF_INDENT) && (dis->itemState & ODS_COMBOEXLBOX)) {
INT indent = item->iIndent;
if (indent == I_INDENTCALLBACK) {
NMCOMBOBOXEXW nmce;
ZeroMemory(&nmce, sizeof(nmce));
nmce.ceItem.mask = CBEIF_INDENT;
nmce.ceItem.lParam = item->lParam;
nmce.ceItem.iItem = dis->itemID;
COMBOEX_NotifyItem(infoPtr, CBEN_GETDISPINFOW, &nmce);
if (nmce.ceItem.mask & CBEIF_DI_SETITEM)
item->iIndent = nmce.ceItem.iIndent;
indent = nmce.ceItem.iIndent;
}
xbase += (indent * CBE_INDENT);
}
drawimage = -2;
drawstate = ILD_NORMAL;
if (item->mask & CBEIF_IMAGE)
drawimage = item->iImage;
if (dis->itemState & ODS_COMBOEXLBOX) {
/* drawing listbox entry */
if (dis->itemState & ODS_SELECTED) {
if (item->mask & CBEIF_SELECTEDIMAGE)
drawimage = item->iSelectedImage;
drawstate = ILD_SELECTED;
}
} else {
/* drawing combo/edit entry */
if (IsWindowVisible(infoPtr->hwndEdit)) {
/* if we have an edit control, the slave the
* selection state to the Edit focus state
*/
if (infoPtr->flags & WCBE_EDITFOCUSED) {
if (item->mask & CBEIF_SELECTEDIMAGE)
drawimage = item->iSelectedImage;
drawstate = ILD_SELECTED;
}
} else {
/* if we don't have an edit control, use
* the requested state.
*/
if (dis->itemState & ODS_SELECTED) {
if (item->mask & CBEIF_SELECTEDIMAGE)
drawimage = item->iSelectedImage;
drawstate = ILD_SELECTED;
}
}
}
if (infoPtr->himl && !(infoPtr->dwExtStyle & CBES_EX_NOEDITIMAGEINDENT)) {
IMAGEINFO iinfo;
iinfo.rcImage.left = iinfo.rcImage.right = 0;
ImageList_GetImageInfo(infoPtr->himl, 0, &iinfo);
xioff = iinfo.rcImage.right - iinfo.rcImage.left + CBE_SEP;
} else xioff = 0;
/* setup pointer to text to be drawn */
str = COMBOEX_GetText(infoPtr, item);
if (!str) str = nil;
len = strlenW (str);
GetTextExtentPoint32W (dis->hDC, str, len, &txtsize);
if (dis->itemAction & (ODA_SELECT | ODA_DRAWENTIRE)) {
int overlay = item->iOverlay;
if (drawimage == I_IMAGECALLBACK) {
NMCOMBOBOXEXW nmce;
ZeroMemory(&nmce, sizeof(nmce));
nmce.ceItem.mask = (drawstate == ILD_NORMAL) ? CBEIF_IMAGE : CBEIF_SELECTEDIMAGE;
nmce.ceItem.lParam = item->lParam;
nmce.ceItem.iItem = dis->itemID;
COMBOEX_NotifyItem(infoPtr, CBEN_GETDISPINFOW, &nmce);
if (drawstate == ILD_NORMAL) {
if (nmce.ceItem.mask & CBEIF_DI_SETITEM) item->iImage = nmce.ceItem.iImage;
drawimage = nmce.ceItem.iImage;
} else if (drawstate == ILD_SELECTED) {
if (nmce.ceItem.mask & CBEIF_DI_SETITEM) item->iSelectedImage = nmce.ceItem.iSelectedImage;
drawimage = nmce.ceItem.iSelectedImage;
} else ERR("Bad draw state = %d\n", drawstate);
}
if (overlay == I_IMAGECALLBACK) {
NMCOMBOBOXEXW nmce;
ZeroMemory(&nmce, sizeof(nmce));
nmce.ceItem.mask = CBEIF_OVERLAY;
nmce.ceItem.lParam = item->lParam;
nmce.ceItem.iItem = dis->itemID;
COMBOEX_NotifyItem(infoPtr, CBEN_GETDISPINFOW, &nmce);
if (nmce.ceItem.mask & CBEIF_DI_SETITEM)
item->iOverlay = nmce.ceItem.iOverlay;
overlay = nmce.ceItem.iOverlay;
}
if (drawimage >= 0 &&
!(infoPtr->dwExtStyle & (CBES_EX_NOEDITIMAGE | CBES_EX_NOEDITIMAGEINDENT))) {
if (overlay > 0) ImageList_SetOverlayImage (infoPtr->himl, overlay, 1);
ImageList_Draw (infoPtr->himl, drawimage, dis->hDC, xbase, dis->rcItem.top,
drawstate | (overlay > 0 ? INDEXTOOVERLAYMASK(1) : 0));
}
/* now draw the text */
if (!IsWindowVisible (infoPtr->hwndEdit)) {
nbkc = (dis->itemState & ODS_SELECTED) ?
comctl32_color.clrHighlight : comctl32_color.clrWindow;
bkc = SetBkColor (dis->hDC, nbkc);
ntxc = (dis->itemState & ODS_SELECTED) ?
comctl32_color.clrHighlightText : comctl32_color.clrWindowText;
txc = SetTextColor (dis->hDC, ntxc);
x = xbase + xioff;
y = dis->rcItem.top +
(dis->rcItem.bottom - dis->rcItem.top - txtsize.cy) / 2;
rect.left = x;
rect.right = x + txtsize.cx;
rect.top = dis->rcItem.top + 1;
rect.bottom = dis->rcItem.bottom - 1;
TRACE("drawing item %d text, rect=(%s)\n",
dis->itemID, wine_dbgstr_rect(&rect));
ExtTextOutW (dis->hDC, x, y, ETO_OPAQUE | ETO_CLIPPED,
&rect, str, len, 0);
SetBkColor (dis->hDC, bkc);
SetTextColor (dis->hDC, txc);
}
}
if (dis->itemAction & ODA_FOCUS) {
rect.left = xbase + xioff - 1;
rect.right = rect.left + txtsize.cx + 2;
rect.top = dis->rcItem.top;
rect.bottom = dis->rcItem.bottom;
DrawFocusRect(dis->hDC, &rect);
}
return 0;
}
static void COMBOEX_ResetContent (COMBOEX_INFO *infoPtr)
{
if (infoPtr->items)
{
CBE_ITEMDATA *item, *next;
item = infoPtr->items;
while (item) {
next = item->next;
COMBOEX_FreeText (item);
Free (item);
item = next;
}
infoPtr->items = 0;
}
infoPtr->selected = -1;
infoPtr->nb_items = 0;
}
static LRESULT COMBOEX_Destroy (COMBOEX_INFO *infoPtr)
{
if (infoPtr->hwndCombo)
DestroyWindow (infoPtr->hwndCombo);
Free (infoPtr->edit);
infoPtr->edit = 0;
COMBOEX_ResetContent (infoPtr);
if (infoPtr->defaultFont)
DeleteObject (infoPtr->defaultFont);
SetWindowLongPtrW (infoPtr->hwndSelf, 0, 0);
/* free comboex info data */
Free (infoPtr);
return 0;
}
static LRESULT COMBOEX_MeasureItem (COMBOEX_INFO const *infoPtr, MEASUREITEMSTRUCT *mis)
{
static const WCHAR strW[] = { 'W', 0 };
SIZE mysize;
HDC hdc;
hdc = GetDC (0);
GetTextExtentPointW (hdc, strW, 1, &mysize);
ReleaseDC (0, hdc);
mis->itemHeight = mysize.cy + CBE_EXTRA;
TRACE("adjusted height hwnd=%p, height=%d\n",
infoPtr->hwndSelf, mis->itemHeight);
return 0;
}
static LRESULT COMBOEX_NCCreate (HWND hwnd)
{
/* WARNING: The COMBOEX_INFO structure is not yet created */
DWORD oldstyle, newstyle;
oldstyle = (DWORD)GetWindowLongW (hwnd, GWL_STYLE);
newstyle = oldstyle & ~(WS_VSCROLL | WS_HSCROLL | WS_BORDER);
if (newstyle != oldstyle) {
TRACE("req style %08x, resetting style %08x\n",
oldstyle, newstyle);
SetWindowLongW (hwnd, GWL_STYLE, newstyle);
}
return 1;
}
static LRESULT COMBOEX_NotifyFormat (COMBOEX_INFO *infoPtr, LPARAM lParam)
{
if (lParam == NF_REQUERY) {
INT i = SendMessageW(infoPtr->hwndNotify,
WM_NOTIFYFORMAT, (WPARAM)infoPtr->hwndSelf, NF_QUERY);
infoPtr->NtfUnicode = (i == NFR_UNICODE) ? 1 : 0;
}
return infoPtr->NtfUnicode ? NFR_UNICODE : NFR_ANSI;
}
static LRESULT COMBOEX_Size (COMBOEX_INFO *infoPtr, INT width, INT height)
{
TRACE("(width=%d, height=%d)\n", width, height);
MoveWindow (infoPtr->hwndCombo, 0, 0, width, height, TRUE);
COMBOEX_AdjustEditPos (infoPtr);
return 0;
}
static LRESULT COMBOEX_SetRedraw(COMBOEX_INFO *infoPtr, WPARAM wParam, LPARAM lParam)
{
LRESULT ret = DefWindowProcW( infoPtr->hwndSelf, WM_SETREDRAW, wParam, lParam );
if (wParam) RedrawWindow( infoPtr->hwndSelf, NULL, 0, RDW_INVALIDATE|RDW_ERASE|RDW_ALLCHILDREN );
return ret;
}
static LRESULT COMBOEX_WindowPosChanging (COMBOEX_INFO *infoPtr, WINDOWPOS *wp)
{
RECT cbx_wrect, cbx_crect, cb_wrect;
INT width, height;
GetWindowRect (infoPtr->hwndSelf, &cbx_wrect);
GetClientRect (infoPtr->hwndSelf, &cbx_crect);
GetWindowRect (infoPtr->hwndCombo, &cb_wrect);
/* width is winpos value + border width of comboex */
width = wp->cx
+ (cbx_wrect.right-cbx_wrect.left)
- (cbx_crect.right-cbx_crect.left);
TRACE("winpos=(%d,%d %dx%d) flags=0x%08x\n",
wp->x, wp->y, wp->cx, wp->cy, wp->flags);
TRACE("EX window=(%s), client=(%s)\n",
wine_dbgstr_rect(&cbx_wrect), wine_dbgstr_rect(&cbx_crect));
TRACE("CB window=(%s), EX setting=(0,0)-(%d,%d)\n",
wine_dbgstr_rect(&cbx_wrect), width, cb_wrect.bottom-cb_wrect.top);
if (width) SetWindowPos (infoPtr->hwndCombo, HWND_TOP, 0, 0,
width,
cb_wrect.bottom-cb_wrect.top,
SWP_NOACTIVATE);
GetWindowRect (infoPtr->hwndCombo, &cb_wrect);
/* height is combo window height plus border width of comboex */
height = (cb_wrect.bottom-cb_wrect.top)
+ (cbx_wrect.bottom-cbx_wrect.top)
- (cbx_crect.bottom-cbx_crect.top);
if (wp->cy < height) wp->cy = height;
if (infoPtr->hwndEdit) {
COMBOEX_AdjustEditPos (infoPtr);
InvalidateRect (infoPtr->hwndCombo, 0, TRUE);
}
return 0;
}
static LRESULT WINAPI
COMBOEX_EditWndProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
HWND hwndComboex = GetPropW(hwnd, COMBOEX_SUBCLASS_PROP);
COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr (hwndComboex);
NMCBEENDEDITW cbeend;
WCHAR edit_text[260];
COLORREF obkc;
HDC hDC;
RECT rect;
LRESULT lret;
TRACE("hwnd=%p msg=%x wparam=%lx lParam=%lx, info_ptr=%p\n",
hwnd, uMsg, wParam, lParam, infoPtr);
if (!infoPtr) return 0;
switch (uMsg)
{
case WM_CHAR:
/* handle (ignore) the return character */
if (wParam == VK_RETURN) return 0;
/* all other characters pass into the real Edit */
return CallWindowProcW (infoPtr->prevEditWndProc,
hwnd, uMsg, wParam, lParam);
case WM_ERASEBKGND:
/*
* The following was determined by traces of the native
*/
hDC = (HDC) wParam;
obkc = SetBkColor (hDC, comctl32_color.clrWindow);
GetClientRect (hwnd, &rect);
TRACE("erasing (%s)\n", wine_dbgstr_rect(&rect));
ExtTextOutW (hDC, 0, 0, ETO_OPAQUE, &rect, 0, 0, 0);
SetBkColor (hDC, obkc);
return CallWindowProcW (infoPtr->prevEditWndProc,
hwnd, uMsg, wParam, lParam);
case WM_KEYDOWN: {
INT_PTR oldItem, selected, step = 1;
CBE_ITEMDATA *item;
switch ((INT)wParam)
{
case VK_ESCAPE:
/* native version seems to do following for COMBOEX */
/*
* GetWindowTextW(Edit,&?, 0x104) x
* CB_GETCURSEL to Combo rets -1 x
* WM_NOTIFY to COMBOEX parent (rebar) x
* (CBEN_ENDEDIT{A|W}
* fChanged = FALSE x
* inewSelection = -1 x
* txt="www.hoho" x
* iWhy = 3 x
* CB_GETCURSEL to Combo rets -1 x
* InvalidateRect(Combo, 0) x
* WM_SETTEXT to Edit x
* EM_SETSEL to Edit (0,0) x
* EM_SETSEL to Edit (0,-1) x
* RedrawWindow(Combo, 0, 0, 5) x
*/
TRACE("special code for VK_ESCAPE\n");
GetWindowTextW (infoPtr->hwndEdit, edit_text, 260);
infoPtr->flags &= ~(WCBE_ACTEDIT | WCBE_EDITCHG);
cbeend.fChanged = FALSE;
cbeend.iNewSelection = SendMessageW (infoPtr->hwndCombo,
CB_GETCURSEL, 0, 0);
cbeend.iWhy = CBENF_ESCAPE;
if (COMBOEX_NotifyEndEdit (infoPtr, &cbeend, edit_text)) return 0;
oldItem = SendMessageW (infoPtr->hwndCombo, CB_GETCURSEL, 0, 0);
InvalidateRect (infoPtr->hwndCombo, 0, 0);
if (!(item = COMBOEX_FindItem(infoPtr, oldItem))) {
ERR("item %ld not found. Problem!\n", oldItem);
break;
}
infoPtr->selected = oldItem;
COMBOEX_SetEditText (infoPtr, item);
RedrawWindow (infoPtr->hwndCombo, 0, 0, RDW_ERASE |
RDW_INVALIDATE);
break;
case VK_RETURN:
/* native version seems to do following for COMBOEX */
/*
* GetWindowTextW(Edit,&?, 0x104) x
* CB_GETCURSEL to Combo rets -1 x
* CB_GETCOUNT to Combo rets 0
* if >0 loop
* CB_GETITEMDATA to match
* *** above 3 lines simulated by FindItem x
* WM_NOTIFY to COMBOEX parent (rebar) x
* (CBEN_ENDEDIT{A|W} x
* fChanged = TRUE (-1) x
* iNewSelection = -1 or selected x
* txt= x
* iWhy = 2 (CBENF_RETURN) x
* CB_GETCURSEL to Combo rets -1 x
* if -1 send CB_SETCURSEL to Combo -1 x
* InvalidateRect(Combo, 0, 0) x
* SetFocus(Edit) x
* CallWindowProc(406615a8, Edit, 0x100, 0xd, 0x1c0001)
*/
TRACE("special code for VK_RETURN\n");
GetWindowTextW (infoPtr->hwndEdit, edit_text, 260);
infoPtr->flags &= ~(WCBE_ACTEDIT | WCBE_EDITCHG);
selected = SendMessageW (infoPtr->hwndCombo,
CB_GETCURSEL, 0, 0);
if (selected != -1) {
cmp_func_t cmptext = get_cmp_func(infoPtr);
item = COMBOEX_FindItem (infoPtr, selected);
TRACE("handling VK_RETURN, selected = %ld, selected_text=%s\n",
selected, debugstr_txt(item->pszText));
TRACE("handling VK_RETURN, edittext=%s\n",
debugstr_w(edit_text));
if (cmptext (COMBOEX_GetText(infoPtr, item), edit_text)) {
/* strings not equal -- indicate edit has changed */
selected = -1;
}
}
cbeend.iNewSelection = selected;
cbeend.fChanged = TRUE;
cbeend.iWhy = CBENF_RETURN;
if (COMBOEX_NotifyEndEdit (infoPtr, &cbeend, edit_text)) {
/* abort the change, restore previous */
TRACE("Notify requested abort of change\n");
COMBOEX_SetEditText (infoPtr, infoPtr->edit);
RedrawWindow (infoPtr->hwndCombo, 0, 0, RDW_ERASE |
RDW_INVALIDATE);
return 0;
}
oldItem = SendMessageW (infoPtr->hwndCombo,CB_GETCURSEL, 0, 0);
if (oldItem != -1) {
/* if something is selected, then deselect it */
SendMessageW (infoPtr->hwndCombo, CB_SETCURSEL,
(WPARAM)-1, 0);
}
InvalidateRect (infoPtr->hwndCombo, 0, 0);
SetFocus(infoPtr->hwndEdit);
break;
case VK_UP:
step = -1;
case VK_DOWN:
/* by default, step is 1 */
oldItem = SendMessageW (infoPtr->hwndSelf, CB_GETCURSEL, 0, 0);
if (oldItem >= 0 && oldItem + step >= 0)
SendMessageW (infoPtr->hwndSelf, CB_SETCURSEL, oldItem + step, 0);
return 0;
default:
return CallWindowProcW (infoPtr->prevEditWndProc,
hwnd, uMsg, wParam, lParam);
}
return 0;
}
case WM_SETFOCUS:
/* remember the focus to set state of icon */
lret = CallWindowProcW (infoPtr->prevEditWndProc,
hwnd, uMsg, wParam, lParam);
infoPtr->flags |= WCBE_EDITFOCUSED;
return lret;
case WM_KILLFOCUS:
/*
* do NOTIFY CBEN_ENDEDIT with CBENF_KILLFOCUS
*/
infoPtr->flags &= ~WCBE_EDITFOCUSED;
if (infoPtr->flags & WCBE_ACTEDIT) {
infoPtr->flags &= ~(WCBE_ACTEDIT | WCBE_EDITCHG);
GetWindowTextW (infoPtr->hwndEdit, edit_text, 260);
cbeend.fChanged = FALSE;
cbeend.iNewSelection = SendMessageW (infoPtr->hwndCombo,
CB_GETCURSEL, 0, 0);
cbeend.iWhy = CBENF_KILLFOCUS;
COMBOEX_NotifyEndEdit (infoPtr, &cbeend, edit_text);
}
/* fall through */
default:
return CallWindowProcW (infoPtr->prevEditWndProc,
hwnd, uMsg, wParam, lParam);
}
}
static LRESULT WINAPI
COMBOEX_ComboWndProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
HWND hwndComboex = GetPropW(hwnd, COMBOEX_SUBCLASS_PROP);
COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr (hwndComboex);
NMCBEENDEDITW cbeend;
NMMOUSE nmmse;
COLORREF obkc;
HDC hDC;
HWND focusedhwnd;
RECT rect;
POINT pt;
WCHAR edit_text[260];
TRACE("hwnd=%p msg=%x wparam=%lx lParam=%lx, info_ptr=%p\n",
hwnd, uMsg, wParam, lParam, infoPtr);
if (!infoPtr) return 0;
switch (uMsg)
{
case WM_DRAWITEM:
/*
* The only way this message should come is from the
* child Listbox issuing the message. Flag this so
* that ComboEx knows this is listbox.
*/
((DRAWITEMSTRUCT *)lParam)->itemState |= ODS_COMBOEXLBOX;
return CallWindowProcW (infoPtr->prevComboWndProc,
hwnd, uMsg, wParam, lParam);
case WM_ERASEBKGND:
/*
* The following was determined by traces of the native
*/
hDC = (HDC) wParam;
obkc = SetBkColor (hDC, comctl32_color.clrWindow);
GetClientRect (hwnd, &rect);
TRACE("erasing (%s)\n", wine_dbgstr_rect(&rect));
ExtTextOutW (hDC, 0, 0, ETO_OPAQUE, &rect, 0, 0, 0);
SetBkColor (hDC, obkc);
return CallWindowProcW (infoPtr->prevComboWndProc,
hwnd, uMsg, wParam, lParam);
case WM_SETCURSOR:
/*
* WM_NOTIFY to comboex parent (rebar)
* with NM_SETCURSOR with extra words of 0,0,0,0,0x02010001
* CallWindowProc (previous)
*/
nmmse.dwItemSpec = 0;
nmmse.dwItemData = 0;
nmmse.pt.x = 0;
nmmse.pt.y = 0;
nmmse.dwHitInfo = lParam;
COMBOEX_Notify (infoPtr, NM_SETCURSOR, (NMHDR *)&nmmse);
return CallWindowProcW (infoPtr->prevComboWndProc,
hwnd, uMsg, wParam, lParam);
case WM_LBUTTONDOWN:
GetClientRect (hwnd, &rect);
rect.bottom = rect.top + SendMessageW(infoPtr->hwndSelf,
CB_GETITEMHEIGHT, -1, 0);
rect.left = rect.right - GetSystemMetrics(SM_CXVSCROLL);
pt.x = (short)LOWORD(lParam);
pt.y = (short)HIWORD(lParam);
if (PtInRect(&rect, pt))
return CallWindowProcW (infoPtr->prevComboWndProc,
hwnd, uMsg, wParam, lParam);
infoPtr->flags |= WCBE_MOUSECAPTURED;
SetCapture(hwnd);
break;
case WM_LBUTTONUP:
if (!(infoPtr->flags & WCBE_MOUSECAPTURED))
return CallWindowProcW (infoPtr->prevComboWndProc,
hwnd, uMsg, wParam, lParam);
ReleaseCapture();
infoPtr->flags &= ~WCBE_MOUSECAPTURED;
if (infoPtr->flags & WCBE_MOUSEDRAGGED) {
infoPtr->flags &= ~WCBE_MOUSEDRAGGED;
} else {
SendMessageW(hwnd, CB_SHOWDROPDOWN, TRUE, 0);
}
break;
case WM_MOUSEMOVE:
if ( (infoPtr->flags & WCBE_MOUSECAPTURED) &&
!(infoPtr->flags & WCBE_MOUSEDRAGGED)) {
GetWindowTextW (infoPtr->hwndEdit, edit_text, 260);
COMBOEX_NotifyDragBegin(infoPtr, edit_text);
infoPtr->flags |= WCBE_MOUSEDRAGGED;
}
return CallWindowProcW (infoPtr->prevComboWndProc,
hwnd, uMsg, wParam, lParam);
case WM_COMMAND:
switch (HIWORD(wParam)) {
case EN_UPDATE:
/* traces show that COMBOEX does not issue CBN_EDITUPDATE
* on the EN_UPDATE
*/
return 0;
case EN_KILLFOCUS:
/*
* Native does:
*
* GetFocus() retns AA
* GetWindowTextW(Edit)
* CB_GETCURSEL(Combo) (got -1)
* WM_NOTIFY(CBEN_ENDEDITA) with CBENF_KILLFOCUS
* CB_GETCURSEL(Combo) (got -1)
* InvalidateRect(Combo, 0, 0)
* WM_KILLFOCUS(Combo, AA)
* return 0;
*/
focusedhwnd = GetFocus();
if (infoPtr->flags & WCBE_ACTEDIT) {
GetWindowTextW (infoPtr->hwndEdit, edit_text, 260);
cbeend.fChanged = (infoPtr->flags & WCBE_EDITCHG);
cbeend.iNewSelection = SendMessageW (infoPtr->hwndCombo,
CB_GETCURSEL, 0, 0);
cbeend.iWhy = CBENF_KILLFOCUS;
infoPtr->flags &= ~(WCBE_ACTEDIT | WCBE_EDITCHG);
if (COMBOEX_NotifyEndEdit (infoPtr, &cbeend, edit_text)) return 0;
}
/* possible CB_GETCURSEL */
InvalidateRect (infoPtr->hwndCombo, 0, 0);
if (focusedhwnd)
SendMessageW (infoPtr->hwndCombo, WM_KILLFOCUS,
(WPARAM)focusedhwnd, 0);
return 0;
case EN_SETFOCUS: {
/*
* For EN_SETFOCUS this issues the same calls and messages
* as the native seems to do.
*
* for some cases however native does the following:
* (noticed after SetFocus during LBUTTONDOWN on
* on dropdown arrow)
* WM_GETTEXTLENGTH (Edit);
* WM_GETTEXT (Edit, len+1, str);
* EM_SETSEL (Edit, 0, 0);
* WM_GETTEXTLENGTH (Edit);
* WM_GETTEXT (Edit, len+1, str);
* EM_SETSEL (Edit, 0, len);
* WM_NOTIFY (parent, CBEN_BEGINEDIT)
*/
NMHDR hdr;
SendMessageW (infoPtr->hwndEdit, EM_SETSEL, 0, 0);
SendMessageW (infoPtr->hwndEdit, EM_SETSEL, 0, -1);
COMBOEX_Notify (infoPtr, CBEN_BEGINEDIT, &hdr);
infoPtr->flags |= WCBE_ACTEDIT;
infoPtr->flags &= ~WCBE_EDITCHG; /* no change yet */
return 0;
}
case EN_CHANGE: {
/*
* For EN_CHANGE this issues the same calls and messages
* as the native seems to do.
*/
WCHAR edit_text[260];
LPCWSTR lastwrk;
cmp_func_t cmptext = get_cmp_func(infoPtr);
INT_PTR selected = SendMessageW (infoPtr->hwndCombo,
CB_GETCURSEL, 0, 0);
/* lstrlenW( lastworkingURL ) */
GetWindowTextW (infoPtr->hwndEdit, edit_text, 260);
if (selected == -1) {
lastwrk = infoPtr->edit->pszText;
}
else {
CBE_ITEMDATA *item = COMBOEX_FindItem (infoPtr, selected);
lastwrk = COMBOEX_GetText(infoPtr, item);
}
TRACE("handling EN_CHANGE, selected = %ld, selected_text=%s\n",
selected, debugstr_w(lastwrk));
TRACE("handling EN_CHANGE, edittext=%s\n",
debugstr_w(edit_text));
/* cmptext is between lastworkingURL and GetWindowText */
if (cmptext (lastwrk, edit_text)) {
/* strings not equal -- indicate edit has changed */
infoPtr->flags |= WCBE_EDITCHG;
}
SendMessageW ( infoPtr->hwndNotify, WM_COMMAND,
MAKEWPARAM(GetDlgCtrlID (infoPtr->hwndSelf),
CBN_EDITCHANGE),
(LPARAM)infoPtr->hwndSelf);
return 0;
}
case LBN_SELCHANGE:
/*
* Therefore from traces there is no additional code here
*/
/*
* Using native COMCTL32 gets the following:
* 1 == SHDOCVW.DLL issues call/message
* 2 == COMCTL32.DLL issues call/message
* 3 == WINE issues call/message
*
*
* for LBN_SELCHANGE:
* 1 CB_GETCURSEL(ComboEx)
* 1 CB_GETDROPPEDSTATE(ComboEx)
* 1 CallWindowProc( *2* for WM_COMMAND(LBN_SELCHANGE)
* 2 CallWindowProc( *3* for WM_COMMAND(LBN_SELCHANGE)
** call CBRollUp( xxx, TRUE for LBN_SELCHANGE, TRUE)
* 3 WM_COMMAND(ComboEx, CBN_SELENDOK)
* WM_USER+49(ComboLB, 1,0) <=============!!!!!!!!!!!
* 3 ShowWindow(ComboLB, SW_HIDE)
* 3 RedrawWindow(Combo, RDW_UPDATENOW)
* 3 WM_COMMAND(ComboEX, CBN_CLOSEUP)
** end of CBRollUp
* 3 WM_COMMAND(ComboEx, CBN_SELCHANGE) (echo to parent)
* ? LB_GETCURSEL <==|
* ? LB_GETTEXTLEN |
* ? LB_GETTEXT | Needs to be added to
* ? WM_CTLCOLOREDIT(ComboEx) | Combo processing
* ? LB_GETITEMDATA |
* ? WM_DRAWITEM(ComboEx) <==|
*/
default:
break;
}/* fall through */
default:
return CallWindowProcW (infoPtr->prevComboWndProc,
hwnd, uMsg, wParam, lParam);
}
return 0;
}
static LRESULT WINAPI
COMBOEX_WindowProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr (hwnd);
TRACE("hwnd=%p msg=%x wparam=%lx lParam=%lx\n", hwnd, uMsg, wParam, lParam);
if (!infoPtr) {
if (uMsg == WM_CREATE)
return COMBOEX_Create (hwnd, (LPCREATESTRUCTA)lParam);
if (uMsg == WM_NCCREATE)
COMBOEX_NCCreate (hwnd);
return DefWindowProcW (hwnd, uMsg, wParam, lParam);
}
switch (uMsg)
{
case CBEM_DELETEITEM:
return COMBOEX_DeleteItem (infoPtr, wParam);
case CBEM_GETCOMBOCONTROL:
return (LRESULT)infoPtr->hwndCombo;
case CBEM_GETEDITCONTROL:
return (LRESULT)infoPtr->hwndEdit;
case CBEM_GETEXTENDEDSTYLE:
return infoPtr->dwExtStyle;
case CBEM_GETIMAGELIST:
return (LRESULT)infoPtr->himl;
case CBEM_GETITEMA:
return (LRESULT)COMBOEX_GetItemA (infoPtr, (COMBOBOXEXITEMA *)lParam);
case CBEM_GETITEMW:
return (LRESULT)COMBOEX_GetItemW (infoPtr, (COMBOBOXEXITEMW *)lParam);
case CBEM_GETUNICODEFORMAT:
return infoPtr->unicode;
case CBEM_HASEDITCHANGED:
return COMBOEX_HasEditChanged (infoPtr);
case CBEM_INSERTITEMA:
return COMBOEX_InsertItemA (infoPtr, (COMBOBOXEXITEMA *)lParam);
case CBEM_INSERTITEMW:
return COMBOEX_InsertItemW (infoPtr, (COMBOBOXEXITEMW *)lParam);
case CBEM_SETEXSTYLE:
case CBEM_SETEXTENDEDSTYLE:
return COMBOEX_SetExtendedStyle (infoPtr, (DWORD)wParam, (DWORD)lParam);
case CBEM_SETIMAGELIST:
return (LRESULT)COMBOEX_SetImageList (infoPtr, (HIMAGELIST)lParam);
case CBEM_SETITEMA:
return COMBOEX_SetItemA (infoPtr, (COMBOBOXEXITEMA *)lParam);
case CBEM_SETITEMW:
return COMBOEX_SetItemW (infoPtr, (COMBOBOXEXITEMW *)lParam);
case CBEM_SETUNICODEFORMAT:
return COMBOEX_SetUnicodeFormat (infoPtr, wParam);
/*case CBEM_SETWINDOWTHEME:
FIXME("CBEM_SETWINDOWTHEME: stub\n");*/
case WM_SETTEXT:
case WM_GETTEXT:
case WM_GETTEXTLENGTH:
return SendMessageW(infoPtr->hwndEdit, uMsg, wParam, lParam);
case CB_GETLBTEXT:
return COMBOEX_GetListboxText(infoPtr, wParam, (LPWSTR)lParam);
case CB_GETLBTEXTLEN:
return COMBOEX_GetListboxText(infoPtr, wParam, NULL);
case CB_RESETCONTENT:
COMBOEX_ResetContent(infoPtr);
/* fall through */
/* Combo messages we are not sure if we need to process or just forward */
case CB_GETDROPPEDCONTROLRECT:
case CB_GETITEMHEIGHT:
case CB_GETEXTENDEDUI:
case CB_LIMITTEXT:
case CB_SELECTSTRING:
/* Combo messages OK to just forward to the regular COMBO */
case CB_GETCOUNT:
case CB_GETCURSEL:
case CB_GETDROPPEDSTATE:
case CB_SETDROPPEDWIDTH:
case CB_SETEXTENDEDUI:
case CB_SHOWDROPDOWN:
return SendMessageW (infoPtr->hwndCombo, uMsg, wParam, lParam);
/* Combo messages we need to process specially */
case CB_FINDSTRINGEXACT:
return COMBOEX_FindStringExact (infoPtr, (INT)wParam, (LPCWSTR)lParam);
case CB_GETITEMDATA:
return COMBOEX_GetItemData (infoPtr, (INT)wParam);
case CB_SETCURSEL:
return COMBOEX_SetCursel (infoPtr, (INT)wParam);
case CB_SETITEMDATA:
return COMBOEX_SetItemData (infoPtr, (INT)wParam, (DWORD_PTR)lParam);
case CB_SETITEMHEIGHT:
return COMBOEX_SetItemHeight (infoPtr, (INT)wParam, (UINT)lParam);
/* Window messages passed to parent */
case WM_COMMAND:
return COMBOEX_Command (infoPtr, wParam);
case WM_NOTIFY:
if (infoPtr->NtfUnicode)
return SendMessageW (infoPtr->hwndNotify, uMsg, wParam, lParam);
else
return SendMessageA (infoPtr->hwndNotify, uMsg, wParam, lParam);
/* Window messages we need to process */
case WM_DELETEITEM:
return COMBOEX_WM_DeleteItem (infoPtr, (DELETEITEMSTRUCT *)lParam);
case WM_DRAWITEM:
return COMBOEX_DrawItem (infoPtr, (DRAWITEMSTRUCT *)lParam);
case WM_DESTROY:
return COMBOEX_Destroy (infoPtr);
case WM_MEASUREITEM:
return COMBOEX_MeasureItem (infoPtr, (MEASUREITEMSTRUCT *)lParam);
case WM_NOTIFYFORMAT:
return COMBOEX_NotifyFormat (infoPtr, lParam);
case WM_SIZE:
return COMBOEX_Size (infoPtr, LOWORD(lParam), HIWORD(lParam));
case WM_SETREDRAW:
return COMBOEX_SetRedraw(infoPtr, wParam, lParam);
case WM_WINDOWPOSCHANGING:
return COMBOEX_WindowPosChanging (infoPtr, (WINDOWPOS *)lParam);
case WM_SETFOCUS:
SetFocus(infoPtr->hwndCombo);
return 0;
case WM_SYSCOLORCHANGE:
COMCTL32_RefreshSysColors();
return 0;
default:
if ((uMsg >= WM_USER) && (uMsg < WM_APP) && !COMCTL32_IsReflectedMessage(uMsg))
ERR("unknown msg %04x wp=%08lx lp=%08lx\n",uMsg,wParam,lParam);
return DefWindowProcW (hwnd, uMsg, wParam, lParam);
}
}
void COMBOEX_Register (void)
{
WNDCLASSW wndClass;
ZeroMemory (&wndClass, sizeof(WNDCLASSW));
wndClass.style = CS_GLOBALCLASS;
wndClass.lpfnWndProc = COMBOEX_WindowProc;
wndClass.cbClsExtra = 0;
wndClass.cbWndExtra = sizeof(COMBOEX_INFO *);
wndClass.hCursor = LoadCursorW (0, (LPWSTR)IDC_ARROW);
wndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
wndClass.lpszClassName = WC_COMBOBOXEXW;
RegisterClassW (&wndClass);
}
void COMBOEX_Unregister (void)
{
UnregisterClassW (WC_COMBOBOXEXW, NULL);
}
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