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Don't truncate text on WM_SETTEXT and send EN_MAXTEXT.

This commit is contained in:
Lauri Tulmin 2005-06-05 19:19:11 +00:00 committed by Alexandre Julliard
parent bbb01ae0d0
commit a810802235
2 changed files with 294 additions and 3 deletions
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6
dlls/user/edit.c
View File

@ -3100,7 +3100,7 @@ static void EDIT_EM_ReplaceSel(EDITSTATE *es, BOOL can_undo, LPCWSTR lpsz_replac
EDIT_BuildLineDefs_ML(es, st, st + strl,
strl - abs(es->selection_end - es->selection_start), hrgn);
/* if text is too long undo all changes */
if (!(es->style & ES_AUTOVSCROLL) && (es->line_count > vlc)) {
if (honor_limit && !(es->style & ES_AUTOVSCROLL) && (es->line_count > vlc)) {
if (strl)
strcpyW(es->text + e, es->text + e + strl);
if (e != s)
@ -3118,7 +3118,7 @@ static void EDIT_EM_ReplaceSel(EDITSTATE *es, BOOL can_undo, LPCWSTR lpsz_replac
INT fw = es->format_rect.right - es->format_rect.left;
EDIT_CalcLineWidth_SL(es);
/* remove chars that don't fit */
if (!(es->style & ES_AUTOHSCROLL) && (es->text_width > fw)) {
if (honor_limit && !(es->style & ES_AUTOHSCROLL) && (es->text_width > fw)) {
while ((es->text_width > fw) && s + strl >= s) {
strcpyW(es->text + s + strl - 1, es->text + s + strl);
strl--;
@ -4860,8 +4860,8 @@ static void EDIT_WM_SetText(EDITSTATE *es, LPCWSTR text, BOOL unicode)
*/
if( !((es->style & ES_MULTILINE) || es->hwndListBox))
{
EDIT_NOTIFY_PARENT(es, EN_CHANGE, "EN_CHANGE");
EDIT_NOTIFY_PARENT(es, EN_UPDATE, "EN_UPDATE");
EDIT_NOTIFY_PARENT(es, EN_CHANGE, "EN_CHANGE");
}
EDIT_EM_ScrollCaret(es);
EDIT_UpdateScrollInfo(es);

291
dlls/user/tests/edit.c
View File

@ -32,6 +32,12 @@
#define ID_EDITTEST2 99
#define MAXLEN 200
struct edit_notify {
int en_change, en_maxtext, en_update;
};
static struct edit_notify notifications;
static char szEditTest2Name[] = "Edit Test 2 window class";
static HINSTANCE hinst;
static HWND hwndET2;
@ -359,6 +365,290 @@ static BOOL RegisterWindowClasses (void)
return TRUE;
}
static void zero_notify(void)
{
notifications.en_change = 0;
notifications.en_maxtext = 0;
notifications.en_update = 0;
}
#define test_notify(enchange, enmaxtext, enupdate) \
ok(notifications.en_change == enchange, "expected %d EN_CHANGE notifications, " \
"got %d\n", enchange, notifications.en_change); \
ok(notifications.en_maxtext == enmaxtext, "expected %d EN_MAXTEXT notifications, " \
"got %d\n", enmaxtext, notifications.en_maxtext); \
ok(notifications.en_update == enupdate, "expected %d EN_UPDATE notifications, " \
"got %d\n", enupdate, notifications.en_update)
static LRESULT CALLBACK edit3_wnd_procA(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
switch (msg) {
case WM_COMMAND:
switch (HIWORD(wParam)) {
case EN_MAXTEXT:
notifications.en_maxtext++;
break;
case EN_UPDATE:
notifications.en_update++;
break;
case EN_CHANGE:
notifications.en_change++;
break;
}
break;
}
return DefWindowProcA(hWnd, msg, wParam, lParam);
}
/* Test behaviour of WM_SETTEXT, WM_REPLACESEL and notificatisons sent in response
* to these messages.
*/
static void test_edit_control_3(void)
{
WNDCLASSA cls;
HWND hWnd;
HWND hParent;
int len;
static const char *str = "this is a long string.";
static const char *str2 = "this is a long string.\r\nthis is a long string.\r\nthis is a long string.\r\nthis is a long string.";
trace("EDIT: Test notifications\n");
cls.style = 0;
cls.lpfnWndProc = edit3_wnd_procA;
cls.cbClsExtra = 0;
cls.cbWndExtra = 0;
cls.hInstance = GetModuleHandleA(0);
cls.hIcon = 0;
cls.hCursor = LoadCursorA(0, (LPSTR)IDC_ARROW);
cls.hbrBackground = GetStockObject(WHITE_BRUSH);
cls.lpszMenuName = NULL;
cls.lpszClassName = "ParentWindowClass";
assert(RegisterClassA(&cls));
hParent = CreateWindowExA(0,
"ParentWindowClass",
NULL,
0,
CW_USEDEFAULT, CW_USEDEFAULT, 10, 10,
NULL, NULL, NULL, NULL);
assert(hParent);
trace("EDIT: Single line, no ES_AUTOHSCROLL\n");
hWnd = CreateWindowExA(0,
"EDIT",
NULL,
0,
10, 10, 50, 50,
hParent, NULL, NULL, NULL);
assert(hWnd);
zero_notify();
SendMessageA(hWnd, EM_REPLACESEL, 0, (LPARAM)str);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(lstrlenA(str) > len, "text should have been truncated\n");
test_notify(1, 1, 1);
SendMessageA(hWnd, WM_SETTEXT, 0, (LPARAM)"");
zero_notify();
SendMessageA(hWnd, EM_REPLACESEL, 0, (LPARAM)"a");
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(1 == len, "wrong text length, expected 1, got %d\n", len);
test_notify(1, 0, 1);
zero_notify();
SendMessageA(hWnd, WM_SETTEXT, 0, (LPARAM)str);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(lstrlenA(str) == len, "text shouldn't have been truncated\n");
test_notify(1, 0, 1);
SendMessageA(hWnd, EM_SETLIMITTEXT, 5, 0);
SendMessageA(hWnd, WM_SETTEXT, 0, (LPARAM)"");
zero_notify();
SendMessageA(hWnd, EM_REPLACESEL, 0, (LPARAM)str);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(5 == len, "text should have been truncated to limit, expected 5, got %d\n", len);
test_notify(1, 1, 1);
zero_notify();
SendMessageA(hWnd, WM_SETTEXT, 0, (LPARAM)str);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(lstrlenA(str) == len, "text shouldn't have been truncated\n");
test_notify(1, 0, 1);
DestroyWindow(hWnd);
trace("EDIT: Single line, ES_AUTOHSCROLL\n");
hWnd = CreateWindowExA(0,
"EDIT",
NULL,
ES_AUTOHSCROLL,
10, 10, 50, 50,
hParent, NULL, NULL, NULL);
assert(hWnd);
zero_notify();
SendMessageA(hWnd, EM_REPLACESEL, 0, (LPARAM)str);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(lstrlenA(str) == len, "text shouldn't have been truncated\n");
test_notify(1, 0, 1);
zero_notify();
SendMessageA(hWnd, WM_SETTEXT, 0, (LPARAM)str);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(lstrlenA(str) == len, "text shouldn't have been truncated\n");
test_notify(1, 0, 1);
SendMessageA(hWnd, EM_SETLIMITTEXT, 5, 0);
SendMessageA(hWnd, WM_SETTEXT, 0, (LPARAM)"");
zero_notify();
SendMessageA(hWnd, EM_REPLACESEL, 0, (LPARAM)str);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(5 == len, "text should have been truncated to limit, expected 5, got %d\n", len);
test_notify(1, 1, 1);
zero_notify();
SendMessageA(hWnd, WM_SETTEXT, 0, (LPARAM)str);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(lstrlenA(str) == len, "text shouldn't have been truncated\n");
test_notify(1, 0, 1);
DestroyWindow(hWnd);
trace("EDIT: Multline, no ES_AUTOHSCROLL, no ES_AUTOVSCROLL\n");
hWnd = CreateWindowExA(0,
"EDIT",
NULL,
ES_MULTILINE,
10, 10, 50, 50,
hParent, NULL, NULL, NULL);
assert(hWnd);
zero_notify();
SendMessageA(hWnd, EM_REPLACESEL, 0, (LPARAM)str);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(0 == len, "text should have been truncated, expected 0, got %d\n", len);
test_notify(1, 1, 1);
SendMessageA(hWnd, WM_SETTEXT, 0, (LPARAM)"");
zero_notify();
SendMessageA(hWnd, EM_REPLACESEL, 0, (LPARAM)"a");
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(1 == SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0), "wrong text length, expected 1, got %d\n", len);
test_notify(1, 0, 1);
zero_notify();
SendMessageA(hWnd, WM_SETTEXT, 0, (LPARAM)str);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(lstrlenA(str) == len, "text shouldn't have been truncated\n");
test_notify(0, 0, 0);
SendMessageA(hWnd, EM_SETLIMITTEXT, 5, 0);
SendMessageA(hWnd, WM_SETTEXT, 0, (LPARAM)"");
zero_notify();
SendMessageA(hWnd, EM_REPLACESEL, 0, (LPARAM)str);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(5 == len, "text should have been truncated to limit, expected 5, got %d\n", len);
test_notify(1, 1, 1);
zero_notify();
SendMessageA(hWnd, WM_SETTEXT, 0, (LPARAM)str);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(lstrlenA(str) == len, "text shouldn't have been truncated\n");
test_notify(0, 0, 0);
DestroyWindow(hWnd);
trace("EDIT: Multline, ES_AUTOHSCROLL, no ES_AUTOVSCROLL\n");
hWnd = CreateWindowExA(0,
"EDIT",
NULL,
ES_MULTILINE | ES_AUTOHSCROLL,
10, 10, 50, 50,
hParent, NULL, NULL, NULL);
assert(hWnd);
zero_notify();
SendMessageA(hWnd, EM_REPLACESEL, 0, (LPARAM)str2);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(0 == len, "text should have been truncated, expected 0, got %d\n", len);
test_notify(1, 1, 1);
SendMessageA(hWnd, WM_SETTEXT, 0, (LPARAM)"");
zero_notify();
SendMessageA(hWnd, EM_REPLACESEL, 0, (LPARAM)"a");
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(1 == SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0), "wrong text length, expected 1, got %d\n", len);
test_notify(1, 0, 1);
zero_notify();
SendMessageA(hWnd, WM_SETTEXT, 0, (LPARAM)str2);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(lstrlenA(str2) == len, "text shouldn't have been truncated\n");
test_notify(0, 0, 0);
SendMessageA(hWnd, EM_SETLIMITTEXT, 5, 0);
SendMessageA(hWnd, WM_SETTEXT, 0, (LPARAM)"");
zero_notify();
SendMessageA(hWnd, EM_REPLACESEL, 0, (LPARAM)str2);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(5 == len, "text should have been truncated to limit, expected 5, got %d\n", len);
test_notify(1, 1, 1);
zero_notify();
SendMessageA(hWnd, WM_SETTEXT, 0, (LPARAM)str2);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(lstrlenA(str2) == len, "text shouldn't have been truncated\n");
test_notify(0, 0, 0);
DestroyWindow(hWnd);
trace("EDIT: Multline, ES_AUTOHSCROLL and ES_AUTOVSCROLL\n");
hWnd = CreateWindowExA(0,
"EDIT",
NULL,
ES_MULTILINE | ES_AUTOHSCROLL | ES_AUTOVSCROLL,
10, 10, 50, 50,
hParent, NULL, NULL, NULL);
assert(hWnd);
zero_notify();
SendMessageA(hWnd, EM_REPLACESEL, 0, (LPARAM)str2);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(lstrlenA(str2) == len, "text shouldn't have been truncated\n");
test_notify(1, 0, 1);
zero_notify();
SendMessageA(hWnd, WM_SETTEXT, 0, (LPARAM)str2);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(lstrlenA(str2) == len, "text shouldn't have been truncated\n");
test_notify(0, 0, 0);
SendMessageA(hWnd, EM_SETLIMITTEXT, 5, 0);
SendMessageA(hWnd, WM_SETTEXT, 0, (LPARAM)"");
zero_notify();
SendMessageA(hWnd, EM_REPLACESEL, 0, (LPARAM)str2);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(5 == len, "text should have been truncated to limit, expected 5, got %d\n", len);
test_notify(1, 1, 1);
zero_notify();
SendMessageA(hWnd, WM_SETTEXT, 0, (LPARAM)str2);
len = SendMessageA(hWnd, WM_GETTEXTLENGTH, 0, 0);
ok(lstrlenA(str2) == len, "text shouldn't have been truncated\n");
test_notify(0, 0, 0);
DestroyWindow(hWnd);
}
START_TEST(edit)
{
hinst = GetModuleHandleA (NULL);
@ -367,4 +657,5 @@ START_TEST(edit)
test_edit_control_1();
test_edit_control_2();
test_edit_control_3();
}