/* * ComboBoxEx control * * Copyright 1998, 1999 Eric Kohl * Copyright 2000, 2001, 2002 Guy Albertelli * 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 #include #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); inline static BOOL is_textW(LPCWSTR str) { return str && str != LPSTR_TEXTCALLBACKW; } inline static BOOL is_textA(LPCSTR str) { return str && str != LPSTR_TEXTCALLBACKA; } inline static LPCSTR debugstr_txt(LPCWSTR str) { if (str == LPSTR_TEXTCALLBACKW) return "(callback)"; return debugstr_w(str); } static void COMBOEX_DumpItem (CBE_ITEMDATA *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 *input) { TRACE("input - mask=%08x, iItem=%d, 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); } inline static CBE_ITEMDATA *get_item_data(COMBOEX_INFO *infoPtr, INT index) { return (CBE_ITEMDATA *)SendMessageW (infoPtr->hwndCombo, CB_GETITEMDATA, (WPARAM)index, 0); } inline static cmp_func_t get_cmp_func(COMBOEX_INFO *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, INT 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 = (LPSTR)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; memcpy (&neea.hdr, &neew->hdr, sizeof(NMHDR)); 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 *infoPtr, CBE_ITEMDATA *item) { CBE_ITEMDATA *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 = (LPWSTR)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 = (HFONT) 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 (%d,%d)-(%d,%d), setting Edit to (%d,%d)-(%d,%d)\n", rect.left, rect.top, rect.right, rect.bottom, 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, (WPARAM)-1, (LPARAM)cy); if (infoPtr->hwndCombo) { SendMessageW (infoPtr->hwndCombo, CB_SETITEMHEIGHT, (WPARAM) 0, (LPARAM) 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 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 *infoPtr) { return infoPtr->hwndEdit ? TRUE : FALSE; } /* *** CBEM_xxx message support *** */ static UINT COMBOEX_GetListboxText(COMBOEX_INFO *infoPtr, int 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 index) { CBE_ITEMDATA *item; TRACE("(index=%d)\n", index); /* if item number requested does not exist then return failure */ if ((index >= infoPtr->nb_items) || (index < 0)) return CB_ERR; if (!(item = 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 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 (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; cit->iImage = tmpcit.iImage; cit->iSelectedImage = tmpcit.iSelectedImage; cit->iOverlay = tmpcit.iOverlay; cit->iIndent = tmpcit.iIndent; cit->lParam = tmpcit.lParam; return TRUE; } inline static BOOL COMBOEX_HasEditChanged (COMBOEX_INFO *infoPtr) { return COMBOEX_HasEdit(infoPtr) && (infoPtr->flags & WCBE_EDITHASCHANGED) == WCBE_EDITHASCHANGED; } static INT COMBOEX_InsertItemW (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMW *cit) { INT 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 = (CBE_ITEMDATA *)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 = (LPWSTR)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 *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 = (LPWSTR)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 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 = (LPWSTR)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) { COMBOEX_SetEditText (infoPtr, item); RedrawWindow (infoPtr->hwndCombo, 0, 0, RDW_ERASE | RDW_INVALIDATE); } return TRUE; } static BOOL COMBOEX_SetItemA (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMA *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 = (LPWSTR)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; imask & 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 index) { CBE_ITEMDATA *item; INT sel; if (!(item = COMBOEX_FindItem(infoPtr, index))) return SendMessageW (infoPtr->hwndCombo, CB_SETCURSEL, index, 0); TRACE("selecting item %d 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 index, DWORD_PTR data) { CBE_ITEMDATA *item1, *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 *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=(%d,%d)-(%d,%d), client=(%d,%d)-(%d,%d)\n", cbx_wrect.left, cbx_wrect.top, cbx_wrect.right, cbx_wrect.bottom, cbx_crect.left, cbx_crect.top, cbx_crect.right, cbx_crect.bottom); TRACE("CB window=(%d,%d)-(%d,%d), EX setting=(0,0)-(%d,%d)\n", cb_wrect.left, cb_wrect.top, cb_wrect.right, cb_wrect.bottom, 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, LPCREATESTRUCTA 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 = (COMBOEX_INFO *)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=(%d,%d)-(%d,%d) client=(%d,%d)-(%d,%d)\n", wnrc1.left, wnrc1.top, wnrc1.right, wnrc1.bottom, clrc1.left, clrc1.top, clrc1.right, clrc1.bottom); /* 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=(%d,%d)-(%d,%d) client=(%d,%d)-(%d,%d) CB wnd=(%d,%d)-(%d,%d)\n", wnrc1.left, wnrc1.top, wnrc1.right, wnrc1.bottom, clrc1.left, clrc1.top, clrc1.right, clrc1.bottom, cmbwrc.left, cmbwrc.top, cmbwrc.right, cmbwrc.bottom); 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=(%d,%d)-(%d,%d)\n", cmbwrc.left, cmbwrc.top, cmbwrc.right, cmbwrc.bottom); 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 = (CBE_ITEMDATA *)Alloc (sizeof (CBE_ITEMDATA)); if (!infoPtr->edit) { COMBOEX_Destroy(infoPtr); return -1; } return 0; } static LRESULT COMBOEX_Command (COMBOEX_INFO *infoPtr, WPARAM wParam, LPARAM lParam) { LRESULT lret; INT command = HIWORD(wParam); CBE_ITEMDATA *item = 0; WCHAR wintext[520]; INT cursel, n, 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 %d 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: /* * 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; 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 *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 *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 (%d,%d)-(%d,%d) itemData=0x%08lx\n", dis->hwndItem, dis->hDC, dis->rcItem.left, dis->rcItem.top, dis->rcItem.right, dis->rcItem.bottom, 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=(%d,%d)-(%d,%d)\n", dis->rcItem.left, dis->rcItem.top, dis->rcItem.right, dis->rcItem.bottom); } 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=(%d,%d)-(%d,%d), cb=(%d,%d)-(%d,%d), ed=(%d,%d)-(%d,%d)\n", exrc.left, exrc.top, exrc.right, exrc.bottom, cbrc.left, cbrc.top, cbrc.right, cbrc.bottom, edrc.left, edrc.top, edrc.right, edrc.bottom); } } else { ERR("NOT drawing item -1 special focus, rect=(%d,%d)-(%d,%d), action=%08x, state=%08x\n", dis->rcItem.left, dis->rcItem.top, dis->rcItem.right, dis->rcItem.bottom, 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 = (LPWSTR)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 = GetSysColor ((dis->itemState & ODS_SELECTED) ? COLOR_HIGHLIGHT : COLOR_WINDOW); bkc = SetBkColor (dis->hDC, nbkc); ntxc = GetSysColor ((dis->itemState & ODS_SELECTED) ? COLOR_HIGHLIGHTTEXT : COLOR_WINDOWTEXT); 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=(%d,%d)-(%d,%d)\n", dis->itemID, rect.left, rect.top, rect.right, rect.bottom); 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 LRESULT COMBOEX_Destroy (COMBOEX_INFO *infoPtr) { if (infoPtr->hwndCombo) DestroyWindow (infoPtr->hwndCombo); if (infoPtr->edit) { Free (infoPtr->edit); infoPtr->edit = 0; } 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; } if (infoPtr->defaultFont) DeleteObject (infoPtr->defaultFont); /* free comboex info data */ Free (infoPtr); SetWindowLongPtrW (infoPtr->hwndSelf, 0, 0); return 0; } static LRESULT COMBOEX_MeasureItem (COMBOEX_INFO *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, reseting 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_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=(%d,%d)-(%d,%d), client=(%d,%d)-(%d,%d)\n", cbx_wrect.left, cbx_wrect.top, cbx_wrect.right, cbx_wrect.bottom, cbx_crect.left, cbx_crect.top, cbx_crect.right, cbx_crect.bottom); TRACE("CB window=(%d,%d)-(%d,%d), EX setting=(0,0)-(%d,%d)\n", cb_wrect.left, cb_wrect.top, cb_wrect.right, cb_wrect.bottom, 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 = (HWND)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=%x 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, GetSysColor (COLOR_WINDOW)); GetClientRect (hwnd, &rect); TRACE("erasing (%d,%d)-(%d,%d)\n", rect.left, rect.top, rect.right, rect.bottom); 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 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 %d 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 = %d, 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 = (HWND)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=%x 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, GetSysColor (COLOR_WINDOW)); GetClientRect (hwnd, &rect); TRACE("erasing (%d,%d)-(%d,%d)\n", rect.left, rect.top, rect.right, rect.bottom); 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 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 = %d, 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=%x 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: 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); /* 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_RESETCONTENT: 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, lParam); 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_WINDOWPOSCHANGING: return COMBOEX_WindowPosChanging (infoPtr, (WINDOWPOS *)lParam); case WM_SETFOCUS: SetFocus(infoPtr->hwndCombo); return 0; default: if ((uMsg >= WM_USER) && (uMsg < WM_APP)) ERR("unknown msg %04x wp=%08x 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); }