Sweden-Number/dlls/user/tests/listbox.c

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/* Unit test suite for list boxes.
*
* Copyright 2003 Ferenc Wagner
*
* 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
*/
#include <assert.h>
#include <stdarg.h>
#include <stdio.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winnls.h"
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#include "wine/test.h"
#ifdef VISIBLE
#define WAIT Sleep (1000)
#define REDRAW RedrawWindow (handle, NULL, 0, RDW_UPDATENOW)
#else
#define WAIT
#define REDRAW
#endif
static const char * const strings[4] = {
"First added",
"Second added",
"Third added",
"Fourth added which is very long because at some time we only had a 256 byte character buffer and that was overflowing in one of those applications that had a common dialog file open box and tried to add a 300 characters long custom filter string which of course the code did not like and crashed. Just make sure this string is longer than 256 characters."
};
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static HWND
create_listbox (DWORD add_style, HWND parent)
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{
HWND handle;
int ctl_id=0;
if (parent)
ctl_id=1;
handle=CreateWindow ("LISTBOX", "TestList",
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(LBS_STANDARD & ~LBS_SORT) | add_style,
0, 0, 100, 100,
parent, (HMENU)ctl_id, NULL, 0);
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assert (handle);
SendMessage (handle, LB_ADDSTRING, 0, (LPARAM) (LPCTSTR) strings[0]);
SendMessage (handle, LB_ADDSTRING, 0, (LPARAM) (LPCTSTR) strings[1]);
SendMessage (handle, LB_ADDSTRING, 0, (LPARAM) (LPCTSTR) strings[2]);
SendMessage (handle, LB_ADDSTRING, 0, (LPARAM) (LPCTSTR) strings[3]);
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#ifdef VISIBLE
ShowWindow (handle, SW_SHOW);
#endif
REDRAW;
return handle;
}
struct listbox_prop {
DWORD add_style;
};
struct listbox_stat {
int selected, anchor, caret, selcount;
};
struct listbox_test {
struct listbox_prop prop;
struct listbox_stat init, init_todo;
struct listbox_stat click, click_todo;
struct listbox_stat step, step_todo;
struct listbox_stat sel, sel_todo;
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};
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static void
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listbox_query (HWND handle, struct listbox_stat *results)
{
results->selected = SendMessage (handle, LB_GETCURSEL, 0, 0);
results->anchor = SendMessage (handle, LB_GETANCHORINDEX, 0, 0);
results->caret = SendMessage (handle, LB_GETCARETINDEX, 0, 0);
results->selcount = SendMessage (handle, LB_GETSELCOUNT, 0, 0);
}
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static void
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buttonpress (HWND handle, WORD x, WORD y)
{
LPARAM lp=x+(y<<16);
WAIT;
SendMessage (handle, WM_LBUTTONDOWN, (WPARAM) MK_LBUTTON, lp);
SendMessage (handle, WM_LBUTTONUP , (WPARAM) 0 , lp);
REDRAW;
}
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static void
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keypress (HWND handle, WPARAM keycode, BYTE scancode, BOOL extended)
{
LPARAM lp=1+(scancode<<16)+(extended?KEYEVENTF_EXTENDEDKEY:0);
WAIT;
SendMessage (handle, WM_KEYDOWN, keycode, lp);
SendMessage (handle, WM_KEYUP , keycode, lp | 0xc000000);
REDRAW;
}
#define listbox_field_ok(t, s, f, got) \
ok (t.s.f==got.f, "style %#x, step " #s ", field " #f \
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": expected %d, got %d\n", (unsigned int)t.prop.add_style, \
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t.s.f, got.f)
#define listbox_todo_field_ok(t, s, f, got) \
if (t.s##_todo.f) todo_wine { listbox_field_ok(t, s, f, got); } \
else listbox_field_ok(t, s, f, got)
#define listbox_ok(t, s, got) \
listbox_todo_field_ok(t, s, selected, got); \
listbox_todo_field_ok(t, s, anchor, got); \
listbox_todo_field_ok(t, s, caret, got); \
listbox_todo_field_ok(t, s, selcount, got)
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static void
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check (const struct listbox_test test)
{
struct listbox_stat answer;
HWND hLB=create_listbox (test.prop.add_style, 0);
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RECT second_item;
int i;
int res;
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listbox_query (hLB, &answer);
listbox_ok (test, init, answer);
SendMessage (hLB, LB_GETITEMRECT, (WPARAM) 1, (LPARAM) &second_item);
buttonpress(hLB, (WORD)second_item.left, (WORD)second_item.top);
listbox_query (hLB, &answer);
listbox_ok (test, click, answer);
keypress (hLB, VK_DOWN, 0x50, TRUE);
listbox_query (hLB, &answer);
listbox_ok (test, step, answer);
DestroyWindow (hLB);
hLB=create_listbox (test.prop.add_style, 0);
SendMessage (hLB, LB_SELITEMRANGE, TRUE, MAKELPARAM(1, 2));
listbox_query (hLB, &answer);
listbox_ok (test, sel, answer);
for (i=0;i<4;i++) {
DWORD size = SendMessage (hLB, LB_GETTEXTLEN, i, 0);
CHAR *txt;
WCHAR *txtw;
txt = HeapAlloc (GetProcessHeap(), 0, size+1);
SendMessageA(hLB, LB_GETTEXT, i, (LPARAM)txt);
ok(!strcmp (txt, strings[i]), "returned string for item %d does not match %s vs %s\n", i, txt, strings[i]);
txtw = HeapAlloc (GetProcessHeap(), 0, 2*size+2);
SendMessageW(hLB, LB_GETTEXT, i, (LPARAM)txtw);
WideCharToMultiByte( CP_ACP, 0, txtw, -1, txt, size, NULL, NULL );
ok(!strcmp (txt, strings[i]), "returned string for item %d does not match %s vs %s\n", i, txt, strings[i]);
HeapFree (GetProcessHeap(), 0, txtw);
HeapFree (GetProcessHeap(), 0, txt);
}
/* Confirm the count of items, and that an invalid delete does not remove anything */
res = SendMessage (hLB, LB_GETCOUNT, 0, 0);
ok((res==4), "Expected 4 items, got %d\n", res);
res = SendMessage (hLB, LB_DELETESTRING, -1, 0);
ok((res==LB_ERR), "Expected LB_ERR items, got %d\n", res);
res = SendMessage (hLB, LB_DELETESTRING, 4, 0);
ok((res==LB_ERR), "Expected LB_ERR items, got %d\n", res);
res = SendMessage (hLB, LB_GETCOUNT, 0, 0);
ok((res==4), "Expected 4 items, got %d\n", res);
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WAIT;
DestroyWindow (hLB);
}
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static void check_item_height(void)
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{
HWND hLB;
HDC hdc;
HFONT font;
TEXTMETRIC tm;
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INT itemHeight;
hLB = create_listbox (0, 0);
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ok ((hdc = GetDCEx( hLB, 0, DCX_CACHE )) != 0, "Can't get hdc\n");
ok ((font = GetCurrentObject(hdc, OBJ_FONT)) != 0, "Can't get the current font\n");
ok (GetTextMetrics( hdc, &tm ), "Can't read font metrics\n");
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ReleaseDC( hLB, hdc);
ok (SendMessage(hLB, WM_SETFONT, (WPARAM)font, 0) == 0, "Can't set font\n");
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itemHeight = SendMessage(hLB, LB_GETITEMHEIGHT, 0, 0);
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ok (itemHeight == tm.tmHeight, "Item height wrong, got %d, expecting %ld\n", itemHeight, tm.tmHeight);
DestroyWindow (hLB);
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}
static LRESULT WINAPI main_window_proc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
{
switch (msg)
{
case WM_DRAWITEM:
{
RECT rc_item, rc_client, rc_clip;
DRAWITEMSTRUCT *dis = (DRAWITEMSTRUCT *)lparam;
trace("%p WM_DRAWITEM %08x %08lx\n", hwnd, wparam, lparam);
ok(wparam == dis->CtlID, "got wParam=%08x instead of %08x\n",
wparam, dis->CtlID);
ok(dis->CtlType == ODT_LISTBOX, "wrong CtlType %04x\n", dis->CtlType);
GetClientRect(dis->hwndItem, &rc_client);
trace("hwndItem %p client rect (%ld,%ld-%ld,%ld)\n", dis->hwndItem,
rc_client.left, rc_client.top, rc_client.right, rc_client.bottom);
GetClipBox(dis->hDC, &rc_clip);
trace("clip rect (%ld,%ld-%ld,%ld)\n", rc_clip.left, rc_clip.top, rc_clip.right, rc_clip.bottom);
ok(EqualRect(&rc_client, &rc_clip), "client rect of the listbox should be equal to the clip box\n");
trace("rcItem (%ld,%ld-%ld,%ld)\n", dis->rcItem.left, dis->rcItem.top,
dis->rcItem.right, dis->rcItem.bottom);
SendMessage(dis->hwndItem, LB_GETITEMRECT, dis->itemID, (LPARAM)&rc_item);
trace("item rect (%ld,%ld-%ld,%ld)\n", rc_item.left, rc_item.top, rc_item.right, rc_item.bottom);
ok(EqualRect(&dis->rcItem, &rc_item), "item rects are not equal\n");
break;
}
default:
break;
}
return DefWindowProc(hwnd, msg, wparam, lparam);
}
static void test_ownerdraw(void)
{
WNDCLASS cls;
HWND parent, hLB;
INT ret;
RECT rc;
cls.style = 0;
cls.lpfnWndProc = main_window_proc;
cls.cbClsExtra = 0;
cls.cbWndExtra = 0;
cls.hInstance = GetModuleHandle(0);
cls.hIcon = 0;
cls.hCursor = LoadCursor(0, (LPSTR)IDC_ARROW);
cls.hbrBackground = GetStockObject(WHITE_BRUSH);
cls.lpszMenuName = NULL;
cls.lpszClassName = "main_window_class";
assert(RegisterClass(&cls));
parent = CreateWindowEx(0, "main_window_class", NULL,
WS_POPUP | WS_VISIBLE,
100, 100, 400, 400,
GetDesktopWindow(), 0,
GetModuleHandle(0), NULL);
assert(parent);
hLB = create_listbox(LBS_OWNERDRAWFIXED | WS_CHILD | WS_VISIBLE, parent);
assert(hLB);
UpdateWindow(hLB);
/* make height short enough */
SendMessage(hLB, LB_GETITEMRECT, 0, (LPARAM)&rc);
SetWindowPos(hLB, 0, 0, 0, 100, rc.bottom - rc.top + 1,
SWP_NOZORDER | SWP_NOMOVE);
/* make 0 item invisible */
SendMessage(hLB, LB_SETTOPINDEX, 1, 0);
ret = SendMessage(hLB, LB_GETTOPINDEX, 0, 0);
ok(ret == 1, "wrong top index %d\n", ret);
SendMessage(hLB, LB_GETITEMRECT, 0, (LPARAM)&rc);
trace("item 0 rect (%ld,%ld-%ld,%ld)\n", rc.left, rc.top, rc.right, rc.bottom);
ok(!IsRectEmpty(&rc), "empty item rect\n");
ok(rc.top < 0, "rc.top is not negative (%ld)\n", rc.top);
DestroyWindow(hLB);
DestroyWindow(parent);
}
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START_TEST(listbox)
{
const struct listbox_test SS =
/* {add_style} */
{{0},
{LB_ERR, LB_ERR, 0, LB_ERR}, {0,0,0,0},
{ 1, 1, 1, LB_ERR}, {0,0,0,0},
{ 2, 2, 2, LB_ERR}, {0,0,0,0},
{LB_ERR, LB_ERR, 0, LB_ERR}, {0,0,0,0}};
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/* {selected, anchor, caret, selcount}{TODO fields} */
const struct listbox_test SS_NS =
{{LBS_NOSEL},
{LB_ERR, LB_ERR, 0, LB_ERR}, {0,0,0,0},
{ 1, 1, 1, LB_ERR}, {0,0,0,0},
{ 2, 2, 2, LB_ERR}, {0,0,0,0},
{LB_ERR, LB_ERR, 0, LB_ERR}, {0,0,0,0}};
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const struct listbox_test MS =
{{LBS_MULTIPLESEL},
{ 0, LB_ERR, 0, 0}, {0,0,0,0},
{ 1, 1, 1, 1}, {0,0,0,0},
{ 2, 1, 2, 1}, {0,0,0,0},
{ 0, LB_ERR, 0, 2}, {0,0,0,0}};
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const struct listbox_test MS_NS =
{{LBS_MULTIPLESEL | LBS_NOSEL},
{LB_ERR, LB_ERR, 0, LB_ERR}, {0,0,0,0},
{ 1, 1, 1, LB_ERR}, {0,0,0,0},
{ 2, 2, 2, LB_ERR}, {0,0,0,0},
{LB_ERR, LB_ERR, 0, LB_ERR}, {0,0,0,0}};
const struct listbox_test ES =
{{LBS_EXTENDEDSEL},
{ 0, LB_ERR, 0, 0}, {0,0,0,0},
{ 1, 1, 1, 1}, {0,0,0,0},
{ 2, 2, 2, 1}, {0,0,0,0},
{ 0, LB_ERR, 0, 2}, {0,0,0,0}};
const struct listbox_test ES_NS =
{{LBS_EXTENDEDSEL | LBS_NOSEL},
{LB_ERR, LB_ERR, 0, LB_ERR}, {0,0,0,0},
{ 1, 1, 1, LB_ERR}, {0,0,0,0},
{ 2, 2, 2, LB_ERR}, {0,0,0,0},
{LB_ERR, LB_ERR, 0, LB_ERR}, {0,0,0,0}};
const struct listbox_test EMS =
{{LBS_EXTENDEDSEL | LBS_MULTIPLESEL},
{ 0, LB_ERR, 0, 0}, {0,0,0,0},
{ 1, 1, 1, 1}, {0,0,0,0},
{ 2, 2, 2, 1}, {0,0,0,0},
{ 0, LB_ERR, 0, 2}, {0,0,0,0}};
const struct listbox_test EMS_NS =
{{LBS_EXTENDEDSEL | LBS_MULTIPLESEL | LBS_NOSEL},
{LB_ERR, LB_ERR, 0, LB_ERR}, {0,0,0,0},
{ 1, 1, 1, LB_ERR}, {0,0,0,0},
{ 2, 2, 2, LB_ERR}, {0,0,0,0},
{LB_ERR, LB_ERR, 0, LB_ERR}, {0,0,0,0}};
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trace (" Testing single selection...\n");
check (SS);
trace (" ... with NOSEL\n");
check (SS_NS);
trace (" Testing multiple selection...\n");
check (MS);
trace (" ... with NOSEL\n");
check (MS_NS);
trace (" Testing extended selection...\n");
check (ES);
trace (" ... with NOSEL\n");
check (ES_NS);
trace (" Testing extended and multiple selection...\n");
check (EMS);
trace (" ... with NOSEL\n");
check (EMS_NS);
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check_item_height();
test_ownerdraw();
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}