--- /dev/null
+/*
+ * AutoComplete interfaces implementation.
+ *
+ * Copyright 2004 Maxime Bellengé <maxime.bellenge@laposte.net>
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+/*
+ Implemented:
+ - ACO_AUTOAPPEND style
+ - ACO_AUTOSUGGEST style
+ - ACO_UPDOWNKEYDROPSLIST style
+
+ - Handle pwzsRegKeyPath and pwszQuickComplete in Init
+
+ TODO:
+ - implement ACO_SEARCH style
+ - implement ACO_FILTERPREFIXES style
+ - implement ACO_USETAB style
+ - implement ACO_RTLREADING style
+
+ */
+#include "config.h"
+
+#include <stdarg.h>
+#include <stdlib.h>
+#include <string.h>
+#include "wine/debug.h"
+#include "windef.h"
+#include "winbase.h"
+#include "winreg.h"
+#include "undocshell.h"
+#include "shlwapi.h"
+#include "winerror.h"
+#include "objbase.h"
+
+#include "pidl.h"
+#include "shlguid.h"
+#include "shlobj.h"
+#include "shldisp.h"
+#include "debughlp.h"
+
+#include "wine/unicode.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(shell);
+
+typedef struct
+{
+ ICOM_VFIELD(IAutoComplete);
+ ICOM_VTABLE (IAutoComplete2) * lpvtblAutoComplete2;
+ DWORD ref;
+ BOOL enabled;
+ HWND hwndEdit;
+ HWND hwndListBox;
+ WNDPROC wpOrigEditProc;
+ WNDPROC wpOrigLBoxProc;
+ WCHAR *txtbackup;
+ WCHAR *quickComplete;
+ IEnumString *enumstr;
+ AUTOCOMPLETEOPTIONS options;
+} IAutoCompleteImpl;
+
+static struct ICOM_VTABLE(IAutoComplete) acvt;
+static struct ICOM_VTABLE(IAutoComplete2) ac2vt;
+
+#define _IAutoComplete2_Offset ((int)(&(((IAutoCompleteImpl*)0)->lpvtblAutoComplete2)))
+#define _ICOM_THIS_From_IAutoComplete2(class, name) class* This = (class*)(((char*)name)-_IAutoComplete2_Offset);
+
+/*
+ converts This to a interface pointer
+*/
+#define _IUnknown_(This) (IUnknown*)&(This->lpVtbl)
+#define _IAutoComplete2_(This) (IAutoComplete2*)&(This->lpvtblAutoComplete2)
+
+static LRESULT APIENTRY ACEditSubclassProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
+static LRESULT APIENTRY ACLBoxSubclassProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
+
+/**************************************************************************
+ * IAutoComplete_Constructor
+ */
+HRESULT WINAPI IAutoComplete_Constructor(IUnknown * pUnkOuter, REFIID riid, LPVOID * ppv)
+{
+ IAutoCompleteImpl *lpac;
+
+ if (pUnkOuter && !IsEqualIID (riid, &IID_IUnknown))
+ return CLASS_E_NOAGGREGATION;
+
+ lpac = (IAutoCompleteImpl*)HeapAlloc(GetProcessHeap(),
+ HEAP_ZERO_MEMORY, sizeof(IAutoCompleteImpl));
+ if (!lpac)
+ return E_OUTOFMEMORY;
+
+ lpac->ref = 1;
+ lpac->lpVtbl = &acvt;
+ lpac->lpvtblAutoComplete2 = &ac2vt;
+ lpac->enabled = TRUE;
+ lpac->enumstr = NULL;
+ lpac->options = ACO_AUTOAPPEND;
+ lpac->wpOrigEditProc = NULL;
+ lpac->hwndListBox = NULL;
+ lpac->txtbackup = NULL;
+ lpac->quickComplete = NULL;
+
+ if (!SUCCEEDED (IUnknown_QueryInterface (_IUnknown_ (lpac), riid, ppv))) {
+ IUnknown_Release (_IUnknown_ (lpac));
+ return E_NOINTERFACE;
+ }
+
+ TRACE("-- (%p)->\n",lpac);
+
+ return S_OK;
+}
+
+/**************************************************************************
+ * AutoComplete_QueryInterface
+ */
+static HRESULT WINAPI IAutoComplete_fnQueryInterface(
+ IAutoComplete * iface,
+ REFIID riid,
+ LPVOID *ppvObj)
+{
+ ICOM_THIS(IAutoCompleteImpl, iface);
+
+ TRACE("(%p)->(\n\tIID:\t%s,%p)\n", This, shdebugstr_guid(riid), ppvObj);
+ *ppvObj = NULL;
+
+ if(IsEqualIID(riid, &IID_IUnknown))
+ {
+ *ppvObj = This;
+ }
+ else if(IsEqualIID(riid, &IID_IAutoComplete))
+ {
+ *ppvObj = (IAutoComplete*)This;
+ }
+ else if(IsEqualIID(riid, &IID_IAutoComplete2))
+ {
+ *ppvObj = _IAutoComplete2_ (This);
+ }
+
+ if (*ppvObj)
+ {
+ IAutoComplete_AddRef((IAutoComplete*)*ppvObj);
+ TRACE("-- Interface: (%p)->(%p)\n", ppvObj, *ppvObj);
+ return S_OK;
+ }
+ TRACE("-- Interface: E_NOINTERFACE\n");
+ return E_NOINTERFACE;
+}
+
+/******************************************************************************
+ * IAutoComplete_fnAddRef
+ */
+static ULONG WINAPI IAutoComplete_fnAddRef(
+ IAutoComplete * iface)
+{
+ ICOM_THIS(IAutoCompleteImpl,iface);
+
+ TRACE("(%p)->(%lu)\n",This,This->ref);
+ return ++(This->ref);
+}
+
+/******************************************************************************
+ * IAutoComplete_fnRelease
+ */
+static ULONG WINAPI IAutoComplete_fnRelease(
+ IAutoComplete * iface)
+{
+ ICOM_THIS(IAutoCompleteImpl,iface);
+
+ TRACE("(%p)->(%lu)\n",This,This->ref);
+
+ if (!--(This->ref)) {
+ TRACE(" destroying IAutoComplete(%p)\n",This);
+ if (This->quickComplete)
+ HeapFree(GetProcessHeap(), 0, This->quickComplete);
+ if (This->txtbackup)
+ HeapFree(GetProcessHeap(), 0, This->txtbackup);
+ if (This->hwndListBox)
+ DestroyWindow(This->hwndListBox);
+ if (This->enumstr)
+ IEnumString_Release(This->enumstr);
+ HeapFree(GetProcessHeap(), 0, This);
+ return 0;
+ }
+ return This->ref;
+}
+
+/******************************************************************************
+ * IAutoComplete_fnEnable
+ */
+static HRESULT WINAPI IAutoComplete_fnEnable(
+ IAutoComplete * iface,
+ BOOL fEnable)
+{
+ ICOM_THIS(IAutoCompleteImpl, iface);
+
+ HRESULT hr = S_OK;
+
+ TRACE("(%p)->(%s)\n", This, (fEnable)?"true":"false");
+
+ This->enabled = fEnable;
+
+ return hr;
+}
+
+/******************************************************************************
+ * IAutoComplete_fnInit
+ */
+static HRESULT WINAPI IAutoComplete_fnInit(
+ IAutoComplete * iface,
+ HWND hwndEdit,
+ IUnknown *punkACL,
+ LPCOLESTR pwzsRegKeyPath,
+ LPCOLESTR pwszQuickComplete)
+{
+ ICOM_THIS(IAutoCompleteImpl, iface);
+ static const WCHAR lbName[] = {'L','i','s','t','B','o','x',0};
+
+ TRACE("(%p)->(0x%08lx, %p, %s, %s)\n",
+ This, (long)hwndEdit, punkACL, debugstr_w(pwzsRegKeyPath), debugstr_w(pwszQuickComplete));
+
+ if (This->options & ACO_AUTOSUGGEST) TRACE(" ACO_AUTOSUGGEST\n");
+ if (This->options & ACO_AUTOAPPEND) TRACE(" ACO_AUTOAPPEND\n");
+ if (This->options & ACO_SEARCH) FIXME(" ACO_SEARCH not supported\n");
+ if (This->options & ACO_FILTERPREFIXES) FIXME(" ACO_FILTERPREFIXES not supported\n");
+ if (This->options & ACO_USETAB) FIXME(" ACO_USETAB not supported\n");
+ if (This->options & ACO_UPDOWNKEYDROPSLIST) TRACE(" ACO_UPDOWNKEYDROPSLIST\n");
+ if (This->options & ACO_RTLREADING) FIXME(" ACO_RTLREADING not supported\n");
+
+ This->hwndEdit = hwndEdit;
+
+ if (!SUCCEEDED (IUnknown_QueryInterface (punkACL, &IID_IEnumString, (LPVOID*)&This->enumstr))) {
+ TRACE("No IEnumString interface\n");
+ return E_NOINTERFACE;
+ }
+
+ This->wpOrigEditProc = (WNDPROC) SetWindowLongPtrW( hwndEdit, GWLP_WNDPROC, (LONG_PTR) ACEditSubclassProc);
+ SetWindowLongPtrW( hwndEdit, GWLP_USERDATA, (LONG_PTR)This);
+
+ if (This->options & ACO_AUTOSUGGEST) {
+ HWND hwndParent;
+
+ hwndParent = GetParent(This->hwndEdit);
+
+ /* FIXME : The listbox should be resizable with the mouse. WS_THICKFRAME looks ugly */
+ This->hwndListBox = CreateWindowExW(0, lbName, NULL,
+ WS_BORDER | WS_CHILD | WS_VSCROLL | LBS_HASSTRINGS | LBS_NOTIFY | LBS_NOINTEGRALHEIGHT,
+ CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
+ hwndParent, NULL,
+ (HINSTANCE)GetWindowLongA( hwndParent, GWL_HINSTANCE ), NULL);
+
+ if (This->hwndListBox) {
+ This->wpOrigLBoxProc = (WNDPROC) SetWindowLongPtrW( This->hwndListBox, GWLP_WNDPROC, (LONG_PTR) ACLBoxSubclassProc);
+ SetWindowLongPtrW( This->hwndListBox, GWLP_USERDATA, (LONG_PTR)This);
+ }
+ }
+
+ if (pwzsRegKeyPath) {
+ WCHAR *key;
+ WCHAR result[MAX_PATH];
+ WCHAR *value;
+ HKEY hKey = 0;
+ LONG res;
+ LONG len;
+
+ /* pwszRegKeyPath contains the key as well as the value, so we split */
+ key = (WCHAR*)HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, (lstrlenW(pwzsRegKeyPath)+1)*sizeof(WCHAR));
+ strcpyW(key, pwzsRegKeyPath);
+ value = strrchrW(key, '\\');
+ *value = 0;
+ value++;
+ /* Now value contains the value and buffer the key */
+ res = RegOpenKeyExW(HKEY_CURRENT_USER, key, 0, KEY_READ, &hKey);
+ if (res != ERROR_SUCCESS) {
+ /* if the key is not found, MSDN states we must seek in HKEY_LOCAL_MACHINE */
+ res = RegOpenKeyExW(HKEY_LOCAL_MACHINE, key, 0, KEY_READ, &hKey);
+ }
+ if (res == ERROR_SUCCESS) {
+ res = RegQueryValueW(hKey, value, result, &len);
+ if (res == ERROR_SUCCESS) {
+ This->quickComplete = (WCHAR*)HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len*sizeof(WCHAR));
+ strcpyW(This->quickComplete, result);
+ }
+ RegCloseKey(hKey);
+ }
+ HeapFree(GetProcessHeap(), 0, key);
+ }
+
+ if ((pwszQuickComplete) && (!This->quickComplete)) {
+ This->quickComplete = (WCHAR*)HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, (lstrlenW(pwszQuickComplete)+1)*sizeof(WCHAR));
+ lstrcpyW(This->quickComplete, pwszQuickComplete);
+ }
+
+ return S_OK;
+}
+
+/**************************************************************************
+ * IAutoComplete_fnVTable
+ */
+static ICOM_VTABLE (IAutoComplete) acvt =
+{
+ ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
+ IAutoComplete_fnQueryInterface,
+ IAutoComplete_fnAddRef,
+ IAutoComplete_fnRelease,
+ IAutoComplete_fnInit,
+ IAutoComplete_fnEnable,
+};
+
+/**************************************************************************
+ * AutoComplete2_QueryInterface
+ */
+static HRESULT WINAPI IAutoComplete2_fnQueryInterface(
+ IAutoComplete2 * iface,
+ REFIID riid,
+ LPVOID *ppvObj)
+{
+ _ICOM_THIS_From_IAutoComplete2(IAutoCompleteImpl, iface);
+
+ TRACE ("(%p)->(%s,%p)\n", This, shdebugstr_guid (riid), ppvObj);
+
+ return IAutoComplete_QueryInterface((IAutoComplete*)This, riid, ppvObj);
+}
+
+/******************************************************************************
+ * IAutoComplete2_fnAddRef
+ */
+static ULONG WINAPI IAutoComplete2_fnAddRef(
+ IAutoComplete2 * iface)
+{
+ _ICOM_THIS_From_IAutoComplete2(IAutoCompleteImpl,iface);
+
+ TRACE ("(%p)->(count=%lu)\n", This, This->ref);
+
+ return IAutoComplete2_AddRef((IAutoComplete*)This);
+}
+
+/******************************************************************************
+ * IAutoComplete2_fnRelease
+ */
+static ULONG WINAPI IAutoComplete2_fnRelease(
+ IAutoComplete2 * iface)
+{
+ _ICOM_THIS_From_IAutoComplete2(IAutoCompleteImpl,iface);
+
+ TRACE ("(%p)->(count=%lu)\n", This, This->ref);
+
+ return IAutoComplete_Release((IAutoComplete*)This);
+}
+
+/******************************************************************************
+ * IAutoComplete2_fnEnable
+ */
+static HRESULT WINAPI IAutoComplete2_fnEnable(
+ IAutoComplete2 * iface,
+ BOOL fEnable)
+{
+ _ICOM_THIS_From_IAutoComplete2(IAutoCompleteImpl, iface);
+
+ TRACE ("(%p)->(%s)\n", This, (fEnable)?"true":"false");
+
+ return IAutoComplete_Enable((IAutoComplete*)This, fEnable);
+}
+
+/******************************************************************************
+ * IAutoComplete2_fnInit
+ */
+static HRESULT WINAPI IAutoComplete2_fnInit(
+ IAutoComplete2 * iface,
+ HWND hwndEdit,
+ IUnknown *punkACL,
+ LPCOLESTR pwzsRegKeyPath,
+ LPCOLESTR pwszQuickComplete)
+{
+ _ICOM_THIS_From_IAutoComplete2(IAutoCompleteImpl, iface);
+
+ TRACE("(%p)\n", This);
+
+ return IAutoComplete_Init((IAutoComplete*)This, hwndEdit, punkACL, pwzsRegKeyPath, pwszQuickComplete);
+}
+
+/**************************************************************************
+ * IAutoComplete_fnGetOptions
+ */
+static HRESULT WINAPI IAutoComplete2_fnGetOptions(
+ IAutoComplete2 * iface,
+ DWORD *pdwFlag)
+{
+ HRESULT hr = S_OK;
+
+ _ICOM_THIS_From_IAutoComplete2(IAutoCompleteImpl, iface);
+
+ TRACE("(%p) -> (%p)\n", This, pdwFlag);
+
+ *pdwFlag = This->options;
+
+ return hr;
+}
+
+/**************************************************************************
+ * IAutoComplete_fnSetOptions
+ */
+static HRESULT WINAPI IAutoComplete2_fnSetOptions(
+ IAutoComplete2 * iface,
+ DWORD dwFlag)
+{
+ HRESULT hr = S_OK;
+
+ _ICOM_THIS_From_IAutoComplete2(IAutoCompleteImpl, iface);
+
+ TRACE("(%p) -> (0x%lx)\n", This, dwFlag);
+
+ This->options = dwFlag;
+
+ return hr;
+}
+
+/**************************************************************************
+ * IAutoComplete2_fnVTable
+ */
+static ICOM_VTABLE (IAutoComplete2) ac2vt =
+{
+ ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
+ IAutoComplete2_fnQueryInterface,
+ IAutoComplete2_fnAddRef,
+ IAutoComplete2_fnRelease,
+ IAutoComplete2_fnInit,
+ IAutoComplete2_fnEnable,
+ /* IAutoComplete2 */
+ IAutoComplete2_fnSetOptions,
+ IAutoComplete2_fnGetOptions,
+};
+
+/*
+ Window procedure for autocompletion
+ */
+static LRESULT APIENTRY ACEditSubclassProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
+{
+ ICOM_THIS(IAutoCompleteImpl, GetWindowLongPtrW(hwnd, GWLP_USERDATA));
+ LPOLESTR strs;
+ HRESULT hr;
+ WCHAR hwndText[255];
+ WCHAR *hwndQCText;
+ RECT r;
+ BOOL control, filled, displayall = FALSE;
+ int cpt, height, sel;
+
+ if (!This->enabled) return CallWindowProcW(This->wpOrigEditProc, hwnd, uMsg, wParam, lParam);
+
+ switch (uMsg)
+ {
+ case CB_SHOWDROPDOWN:
+ ShowWindow(This->hwndListBox, SW_HIDE);
+ break;
+ case WM_KILLFOCUS:
+ if ((This->options && ACO_AUTOSUGGEST) &&
+ ((HWND)wParam != This->hwndListBox))
+ {
+ ShowWindow(This->hwndListBox, SW_HIDE);
+ }
+ break;
+ case WM_KEYUP:
+
+ GetWindowTextW( hwnd, (LPWSTR)hwndText, 255);
+
+ switch(wParam) {
+ case VK_RETURN:
+ /* If quickComplete is set and control is pressed, replace the string */
+ control = GetKeyState(VK_CONTROL) & 0x8000;
+ if (control && This->quickComplete) {
+ hwndQCText = (WCHAR*)HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
+ (lstrlenW(This->quickComplete)+lstrlenW(hwndText))*sizeof(WCHAR));
+ sel = sprintfW(hwndQCText, This->quickComplete, hwndText);
+ SendMessageW(hwnd, WM_SETTEXT, 0, (LPARAM)hwndQCText);
+ SendMessageW(hwnd, EM_SETSEL, 0, sel);
+ HeapFree(GetProcessHeap(), 0, hwndQCText);
+ }
+
+ ShowWindow(This->hwndListBox, SW_HIDE);
+ return 0;
+ case VK_LEFT:
+ case VK_RIGHT:
+ return 0;
+ case VK_UP:
+ case VK_DOWN:
+ /* Two cases here :
+ - if the listbox is not visible, displays it
+ with all the entries if the style ACO_UPDOWNKEYDROPSLIST
+ is present but does not select anything.
+ - if the listbox is visible, change the selection
+ */
+ if ( (This->options & (ACO_AUTOSUGGEST | ACO_UPDOWNKEYDROPSLIST))
+ && (!IsWindowVisible(This->hwndListBox) && (! *hwndText)) )
+ {
+ /* We must dispays all the entries */
+ displayall = TRUE;
+ } else {
+ if (IsWindowVisible(This->hwndListBox)) {
+ int count;
+
+ count = SendMessageW(This->hwndListBox, LB_GETCOUNT, 0, 0);
+ /* Change the selection */
+ sel = SendMessageW(This->hwndListBox, LB_GETCURSEL, 0, 0);
+ if (wParam == VK_UP)
+ sel = ((sel-1)<0)?count-1:sel-1;
+ else
+ sel = ((sel+1)>= count)?-1:sel+1;
+ SendMessageW(This->hwndListBox, LB_SETCURSEL, sel, 0);
+ if (sel != -1) {
+ WCHAR *msg;
+ int len;
+
+ len = SendMessageW(This->hwndListBox, LB_GETTEXTLEN, sel, (LPARAM)NULL);
+ msg = (WCHAR*) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, (len+1)*sizeof(WCHAR));
+ SendMessageW(This->hwndListBox, LB_GETTEXT, sel, (LPARAM)msg);
+ SendMessageW(hwnd, WM_SETTEXT, 0, (LPARAM)msg);
+ SendMessageW(hwnd, EM_SETSEL, lstrlenW(msg), lstrlenW(msg));
+ HeapFree(GetProcessHeap(), 0, msg);
+ } else {
+ SendMessageW(hwnd, WM_SETTEXT, 0, (LPARAM)This->txtbackup);
+ SendMessageW(hwnd, EM_SETSEL, lstrlenW(This->txtbackup), lstrlenW(This->txtbackup));
+ }
+ }
+ return 0;
+ }
+ break;
+ case VK_BACK:
+ case VK_DELETE:
+ if ((! *hwndText) && (This->options & ACO_AUTOSUGGEST)) {
+ ShowWindow(This->hwndListBox, SW_HIDE);
+ return CallWindowProcW(This->wpOrigEditProc, hwnd, uMsg, wParam, lParam);
+ }
+ if (This->options & ACO_AUTOAPPEND) {
+ DWORD b;
+ SendMessageW(hwnd, EM_GETSEL, (WPARAM)&b, (LPARAM)NULL);
+ if (b>1) {
+ hwndText[b-1] = '\0';
+ } else {
+ hwndText[0] = '\0';
+ SetWindowTextW(hwnd, hwndText);
+ }
+ }
+ break;
+ default:
+ ;
+ }
+
+ SendMessageW(This->hwndListBox, LB_RESETCONTENT, 0, 0);
+
+ HeapFree(GetProcessHeap(), 0, This->txtbackup);
+ This->txtbackup = (WCHAR*) HeapAlloc(GetProcessHeap(),
+ HEAP_ZERO_MEMORY, lstrlenW(hwndText)*sizeof(WCHAR));
+ lstrcpyW(This->txtbackup, hwndText);
+
+ /* Returns if there is no text to search and we doesn't want to display all the entries */
+ if ((!displayall) && (! *hwndText) )
+ break;
+
+ IEnumString_Reset(This->enumstr);
+ filled = FALSE;
+ for(cpt = 0;;) {
+ hr = IEnumString_Next(This->enumstr, 1, &strs, NULL);
+ if (hr != S_OK)
+ break;
+
+ if ((LPWSTR)strstrW(strs, hwndText) == strs) {
+
+ if (This->options & ACO_AUTOAPPEND) {
+ SetWindowTextW(hwnd, strs);
+ SendMessageW(hwnd, EM_SETSEL, lstrlenW(hwndText), lstrlenW(strs));
+ break;
+ }
+
+ if (This->options & ACO_AUTOSUGGEST) {
+ SendMessageW(This->hwndListBox, LB_ADDSTRING, 0, (LPARAM)strs);
+ filled = TRUE;
+ cpt++;
+ }
+ }
+ }
+
+ if (This->options & ACO_AUTOSUGGEST) {
+ if (filled) {
+ height = SendMessageW(This->hwndListBox, LB_GETITEMHEIGHT, 0, 0);
+ SendMessageW(This->hwndListBox, LB_CARETOFF, 0, 0);
+ GetWindowRect(hwnd, &r);
+ SetParent(This->hwndListBox, HWND_DESKTOP);
+ /* It seems that Windows XP displays 7 lines at most
+ and otherwise displays a vertical scroll bar */
+ SetWindowPos(This->hwndListBox, HWND_TOP,
+ r.left, r.bottom + 1, r.right - r.left, min(height * 7, height*(cpt+1)),
+ SWP_SHOWWINDOW );
+ } else {
+ ShowWindow(This->hwndListBox, SW_HIDE);
+ }
+ }
+
+ break;
+ default:
+ return CallWindowProcW(This->wpOrigEditProc, hwnd, uMsg, wParam, lParam);
+
+ }
+
+ return 0;
+}
+
+static LRESULT APIENTRY ACLBoxSubclassProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
+{
+ ICOM_THIS(IAutoCompleteImpl, GetWindowLongPtrW(hwnd, GWLP_USERDATA));
+ WCHAR *msg;
+ int sel = -1, len;
+
+ switch (uMsg) {
+ case WM_MOUSEMOVE:
+ sel = SendMessageW(hwnd, LB_ITEMFROMPOINT, 0, lParam);
+ SendMessageW(hwnd, LB_SETCURSEL, (WPARAM)sel, (LPARAM)0);
+ break;
+ case WM_LBUTTONDOWN:
+ len = SendMessageW(This->hwndListBox, LB_GETTEXTLEN, sel, (LPARAM)NULL);
+ msg = (WCHAR*) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, (len+1)*sizeof(WCHAR));
+ sel = (INT)SendMessageW(hwnd, LB_GETCURSEL, 0, 0);
+ SendMessageW(hwnd, LB_GETTEXT, sel, (LPARAM)msg);
+ SendMessageW(This->hwndEdit, WM_SETTEXT, 0, (LPARAM)msg);
+ SendMessageW(This->hwndEdit, EM_SETSEL, 0, lstrlenW(msg));
+ ShowWindow(hwnd, SW_HIDE);
+ HeapFree(GetProcessHeap(), 0, msg);
+ break;
+ default:
+ return CallWindowProcW(This->wpOrigLBoxProc, hwnd, uMsg, wParam, lParam);
+ }
+ return 0;
+}