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reactos/dll/win32/comctl32/comboex.c
Justin Miller 0707475f69
[COMCTL32][MEDIA] Sync comctl32 to wine 5.0 (#6789) 
For SOME reason comctl32 has been synched manually multiple times to different versions and different pots
This PR aims to fix that

With the exception of button.c which all in all is a massive fork over wines code entirely.
and datetime.c which is at wine 6.0

Comctl32 is now at wine-5.0
2024-09-03 21:54:05 -07:00

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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
*/
#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"
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;
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 message
* 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
#define COMBO_SUBCLASSID 1
#define EDIT_SUBCLASSID 2
#define COMBOEX_GetInfoPtr(hwnd) ((COMBOEX_INFO *)GetWindowLongPtrW (hwnd, 0))
static LRESULT CALLBACK COMBOEX_EditWndProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam,
UINT_PTR uId, DWORD_PTR ref_data);
static LRESULT CALLBACK COMBOEX_ComboWndProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam,
UINT_PTR uId, DWORD_PTR ref_data);
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(const COMBOEX_INFO *infoPtr, INT index)
{
return (CBE_ITEMDATA *)SendMessageW (infoPtr->hwndCombo, CB_GETITEMDATA,
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 (const 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 (const 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 (const 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(const 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 = NULL;
Free(item->pszTemp);
item->pszTemp = NULL;
}
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(const 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 (const 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 (const 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 (const 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 (const 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, ourRect;
GetWindowRect(infoPtr->hwndCombo, &comboRect);
GetWindowRect(infoPtr->hwndSelf, &ourRect);
if (comboRect.bottom > ourRect.bottom)
SetWindowPos( infoPtr->hwndSelf, 0, 0, 0, ourRect.right - ourRect.left,
comboRect.bottom - comboRect.top,
SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOREDRAW );
}
}
}
static void COMBOEX_SetEditText (const COMBOEX_INFO *infoPtr, CBE_ITEMDATA *item)
{
if (!infoPtr->hwndEdit) return;
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 NULL;
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;
}
/* *** 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 (!str)
{
if (buf)
{
if (infoPtr->unicode)
buf[0] = 0;
else
*((LPSTR)buf) = 0;
}
return 0;
}
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, 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) && !infoPtr->hwndEdit) 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 infoPtr->hwndEdit && (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 = lstrlenW (cit->pszText);
if (len > 0) {
item->pszText = Alloc ((len + 1)*sizeof(WCHAR));
if (!item->pszText) {
Free(item);
return -1;
}
lstrcpyW (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, cit->iItem, (LPARAM)item);
memset (&nmcit.ceItem, 0, sizeof(nmcit.ceItem));
nmcit.ceItem.mask=~0;
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) != 0);
/* 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, const 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) && !infoPtr->hwndEdit) 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 = lstrlenW(cit->pszText);
if (len > 0) {
item->pszText = Alloc ((len + 1)*sizeof(WCHAR));
if (!item->pszText) return FALSE;
lstrcpyW(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)
item->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 (const 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 ((LRESULT)item == CB_ERR) continue;
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 ((LRESULT)item == CB_ERR) continue;
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 NIL[] = { 0 };
COMBOEX_INFO *infoPtr;
LOGFONTW mylogfont;
RECT win_rect;
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);
if (TRACE_ON(comboex)) {
RECT client, rect;
GetWindowRect(hwnd, &rect);
GetClientRect(hwnd, &client);
TRACE("EX window=(%s), client=(%s)\n",
wine_dbgstr_rect(&rect), wine_dbgstr_rect(&client));
}
/* Native version of ComboEx creates the ComboBox with DROPDOWNLIST */
/* specified. It then creates its 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 (WC_COMBOBOXW, NIL,
WS_CLIPSIBLINGS | WS_CLIPCHILDREN | WS_VSCROLL |
CBS_NOINTEGRALHEIGHT | CBS_DROPDOWNLIST |
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);
SetWindowSubclass(infoPtr->hwndCombo, COMBOEX_ComboWndProc, COMBO_SUBCLASSID,
(DWORD_PTR)hwnd);
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, WC_EDITW, 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);
SetWindowSubclass(infoPtr->hwndEdit, COMBOEX_EditWndProc, EDIT_SUBCLASSID,
(DWORD_PTR)hwnd);
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, EC_USEFONTINFO, 0);
}
COMBOEX_ReSize (infoPtr);
/* Above is fairly certain, below is much less certain. */
GetWindowRect(hwnd, &win_rect);
if (TRACE_ON(comboex)) {
RECT client, rect;
GetClientRect(hwnd, &client);
GetWindowRect(infoPtr->hwndCombo, &rect);
TRACE("EX window=(%s) client=(%s) CB wnd=(%s)\n",
wine_dbgstr_rect(&win_rect), wine_dbgstr_rect(&client),
wine_dbgstr_rect(&rect));
}
SetWindowPos(infoPtr->hwndCombo, HWND_TOP, 0, 0,
win_rect.right - win_rect.left, win_rect.bottom - win_rect.top,
SWP_NOACTIVATE | SWP_NOREDRAW);
GetWindowRect(infoPtr->hwndCombo, &win_rect);
TRACE("CB window=(%s)\n", wine_dbgstr_rect(&win_rect));
SetWindowPos(hwnd, HWND_TOP, 0, 0,
win_rect.right - win_rect.left, win_rect.bottom - win_rect.top,
SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOMOVE);
COMBOEX_AdjustEditPos (infoPtr);
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);
infoPtr->flags |= WCBE_ACTEDIT;
return SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
case CBN_CLOSEUP:
SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
ShowWindow (infoPtr->hwndEdit, SW_SHOW);
InvalidateRect (infoPtr->hwndCombo, 0, TRUE);
if (infoPtr->hwndEdit) 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:
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));
nmcit.ceItem.mask=~0;
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 = NULL;
SIZE txtsize;
RECT rect;
LPCWSTR str = nil;
UINT xbase, x, y;
INT len;
COLORREF nbkc, ntxc, bkc, txc;
int drawimage, drawstate, xioff, selected;
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 */
if (TRACE_ON(comboex)) {
RECT exrc, cbrc, edrc;
GetWindowRect (infoPtr->hwndSelf, &exrc);
GetWindowRect (infoPtr->hwndCombo, &cbrc);
SetRect(&edrc, -1, -1, -1, -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) {
/* 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;
selected = infoPtr->selected == dis->itemID;
if (item->mask & CBEIF_IMAGE)
drawimage = item->iImage;
if (item->mask & CBEIF_SELECTEDIMAGE && selected)
drawimage = item->iSelectedImage;
if (dis->itemState & ODS_COMBOEXLBOX) {
/* drawing listbox entry */
if (dis->itemState & ODS_SELECTED)
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)
drawstate = ILD_SELECTED;
} else
/* if we don't have an edit control, use
* the requested state.
*/
if (dis->itemState & ODS_SELECTED)
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 = lstrlenW (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 = selected ? CBEIF_SELECTEDIMAGE : CBEIF_IMAGE;
nmce.ceItem.lParam = item->lParam;
nmce.ceItem.iItem = dis->itemID;
COMBOEX_NotifyItem(infoPtr, CBEN_GETDISPINFOW, &nmce);
if (!selected) {
if (nmce.ceItem.mask & CBEIF_DI_SETITEM) item->iImage = nmce.ceItem.iImage;
drawimage = nmce.ceItem.iImage;
} else {
if (nmce.ceItem.mask & CBEIF_DI_SETITEM) item->iSelectedImage = nmce.ceItem.iSelectedImage;
drawimage = nmce.ceItem.iSelectedImage;
}
}
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;
SetRect(&rect, x, dis->rcItem.top + 1, x + txtsize.cx, 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)
SetWindowSubclass(infoPtr->hwndCombo, COMBOEX_ComboWndProc, COMBO_SUBCLASSID, 0);
if (infoPtr->hwndEdit)
SetWindowSubclass(infoPtr->hwndEdit, COMBOEX_EditWndProc, EDIT_SUBCLASSID, 0);
COMBOEX_FreeText (&infoPtr->edit);
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_Enable (COMBOEX_INFO *infoPtr, BOOL enable)
{
TRACE("hwnd=%p, enable=%s\n", infoPtr->hwndSelf, enable ? "TRUE":"FALSE");
if (infoPtr->hwndEdit)
EnableWindow(infoPtr->hwndEdit, enable);
EnableWindow(infoPtr->hwndCombo, enable);
/* Force the control to repaint when the enabled state changes. */
InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
return 1;
}
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);
}
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_SetFont( COMBOEX_INFO *infoPtr, HFONT font, BOOL redraw )
{
infoPtr->font = font;
SendMessageW( infoPtr->hwndCombo, WM_SETFONT, (WPARAM)font, 0 );
if (infoPtr->hwndEdit) SendMessageW( infoPtr->hwndEdit, WM_SETFONT, (WPARAM)font, 0 );
COMBOEX_ReSize( infoPtr );
if (redraw) InvalidateRect( infoPtr->hwndCombo, NULL, TRUE );
return 0;
}
static LRESULT COMBOEX_SetRedraw(const 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 (const 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);
wp->cy = height;
if (infoPtr->hwndEdit) {
COMBOEX_AdjustEditPos (infoPtr);
InvalidateRect (infoPtr->hwndCombo, 0, TRUE);
}
return 0;
}
static LRESULT CALLBACK
COMBOEX_EditWndProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam,
UINT_PTR uId, DWORD_PTR ref_data)
{
COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr ((HWND)ref_data);
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 (uMsg == WM_NCDESTROY)
RemoveWindowSubclass(hwnd, COMBOEX_EditWndProc, EDIT_SUBCLASSID);
if (!infoPtr)
return DefSubclassProc(hwnd, uMsg, wParam, lParam);
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 DefSubclassProc(hwnd, uMsg, wParam, lParam);
case WM_ERASEBKGND:
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 DefSubclassProc(hwnd, uMsg, wParam, lParam);
case WM_KEYDOWN: {
INT_PTR oldItem, selected;
CBE_ITEMDATA *item;
switch ((INT)wParam)
{
case VK_ESCAPE:
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:
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, -1, 0);
}
InvalidateRect (infoPtr->hwndCombo, 0, 0);
SetFocus(infoPtr->hwndEdit);
break;
case VK_UP:
case VK_DOWN:
{
INT step = wParam == VK_DOWN ? 1 : -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 DefSubclassProc(hwnd, uMsg, wParam, lParam);
}
return 0;
}
case WM_SETFOCUS:
/* remember the focus to set state of icon */
lret = DefSubclassProc(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 DefSubclassProc(hwnd, uMsg, wParam, lParam);
}
}
static LRESULT CALLBACK
COMBOEX_ComboWndProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam,
UINT_PTR uId, DWORD_PTR ref_data)
{
COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr ((HWND)ref_data);
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 (uMsg == WM_NCDESTROY)
RemoveWindowSubclass(hwnd, COMBOEX_ComboWndProc, COMBO_SUBCLASSID);
if (!infoPtr)
return DefSubclassProc(hwnd, uMsg, wParam, lParam);
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;
break;
case WM_ERASEBKGND:
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);
break;
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);
break;
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))
break;
infoPtr->flags |= WCBE_MOUSECAPTURED;
SetCapture(hwnd);
return 0;
case WM_LBUTTONUP:
if (!(infoPtr->flags & WCBE_MOUSECAPTURED))
break;
ReleaseCapture();
infoPtr->flags &= ~WCBE_MOUSECAPTURED;
if (infoPtr->flags & WCBE_MOUSEDRAGGED) {
infoPtr->flags &= ~WCBE_MOUSEDRAGGED;
} else {
SendMessageW(hwnd, CB_SHOWDROPDOWN, TRUE, 0);
}
return 0;
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;
}
break;
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:
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: {
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: {
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:
default:
break;
}/* fall through */
default:
;
}
return DefSubclassProc(hwnd, uMsg, wParam, lParam);
}
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_ENABLE:
return COMBOEX_Enable (infoPtr, (BOOL)wParam);
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_GETFONT:
return (LRESULT)infoPtr->font;
case WM_SETFONT:
return COMBOEX_SetFont( infoPtr, (HFONT)wParam, LOWORD(lParam) != 0 );
case WM_SETREDRAW:
return COMBOEX_SetRedraw(infoPtr, wParam, lParam);
case WM_WINDOWPOSCHANGING:
return COMBOEX_WindowPosChanging (infoPtr, (WINDOWPOS *)lParam);
case WM_SETFOCUS:
if (infoPtr->hwndEdit) SetFocus( infoPtr->hwndEdit );
else 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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