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- Fix the return key handling and clean up the code. 

- Add support for quickComplete with Ctrl+Return.
This commit is contained in:
Maxime Bellengé 2004-04-30 04:14:33 +00:00 committed by Alexandre Julliard
parent 385d89a770
commit 77c7c61edd
1 changed files with 95 additions and 41 deletions
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136
dlls/shell32/autocomplete.c
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@ -24,13 +24,14 @@
- 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
- Handle pwzsRegKeyPath and pwszQuickComplete in Init.
*/
#include "config.h"
@ -61,12 +62,13 @@ typedef struct
ICOM_VFIELD(IAutoComplete);
ICOM_VTABLE (IAutoComplete2) * lpvtblAutoComplete2;
DWORD ref;
BOOL enable;
BOOL enabled;
HWND hwndEdit;
HWND hwndListBox;
WNDPROC wpOrigEditProc;
WNDPROC wpOrigLBoxProc;
WCHAR *txtbackup;
WCHAR *quickComplete;
IEnumString *enumstr;
AUTOCOMPLETEOPTIONS options;
} IAutoCompleteImpl;
@ -104,12 +106,13 @@ HRESULT WINAPI IAutoComplete_Constructor(IUnknown * pUnkOuter, REFIID riid, LPVO
lpac->ref = 1;
lpac->lpVtbl = &acvt;
lpac->lpvtblAutoComplete2 = &ac2vt;
lpac->enable = TRUE;
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));
@ -181,6 +184,8 @@ static ULONG WINAPI IAutoComplete_fnRelease(
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)
@ -206,7 +211,7 @@ static HRESULT WINAPI IAutoComplete_fnEnable(
TRACE("(%p)->(%s)\n", This, (fEnable)?"true":"false");
This->enable = fEnable;
This->enabled = fEnable;
return hr;
}
@ -247,7 +252,6 @@ static HRESULT WINAPI IAutoComplete_fnInit(
if (This->options & ACO_AUTOSUGGEST) {
HWND hwndParent;
TRACE("Creating ListBox\n");
hwndParent = GetParent(This->hwndEdit);
@ -258,15 +262,47 @@ static HRESULT WINAPI IAutoComplete_fnInit(
hwndParent, NULL,
(HINSTANCE)GetWindowLongA( hwndParent, GWL_HINSTANCE ), NULL);
if (!This->hwndListBox) {
TRACE("Problem creating ListBox\n");
return S_FALSE;
if (This->hwndListBox) {
This->wpOrigLBoxProc = (WNDPROC) SetWindowLongPtrW( This->hwndListBox, GWLP_WNDPROC, (LONG_PTR) ACLBoxSubclassProc);
SetWindowLongPtrW( This->hwndListBox, GWLP_USERDATA, (LONG_PTR)This);
}
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)*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;
}
@ -364,6 +400,7 @@ static HRESULT WINAPI IAutoComplete2_fnGetOptions(
DWORD *pdwFlag)
{
HRESULT hr = S_OK;
_ICOM_THIS_From_IAutoComplete2(IAutoCompleteImpl, iface);
TRACE("(%p) -> (%p)\n", This, pdwFlag);
@ -416,22 +453,23 @@ static LRESULT APIENTRY ACEditSubclassProc(HWND hwnd, UINT uMsg, WPARAM wParam,
LPOLESTR strs;
HRESULT hr;
WCHAR hwndText[255];
WCHAR *hwndQCText;
RECT r;
BOOL filled, displayall = FALSE;
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);
SendMessageW(This->hwndListBox, LB_RESETCONTENT, 0, 0);
break;
case WM_KILLFOCUS:
if ((This->options && ACO_AUTOSUGGEST) &&
((HWND)wParam != This->hwndListBox))
{
ShowWindow(This->hwndListBox, SW_HIDE);
SendMessageW(This->hwndListBox, LB_RESETCONTENT, 0, 0);
}
break;
case WM_KEYUP:
@ -439,6 +477,23 @@ static LRESULT APIENTRY ACEditSubclassProc(HWND hwnd, UINT uMsg, WPARAM wParam,
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 :
@ -453,40 +508,39 @@ static LRESULT APIENTRY ACEditSubclassProc(HWND hwnd, UINT uMsg, WPARAM wParam,
/* We must dispays all the entries */
displayall = TRUE;
} else {
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));
}
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);
SendMessageW(This->hwndListBox, LB_RESETCONTENT, 0, 0);
return CallWindowProcW(This->wpOrigEditProc, hwnd, uMsg, wParam, lParam);
}
if (This->options & ACO_AUTOAPPEND) {