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Sweden-Number/dlls/user32/tests/combo.c

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/* Unit test suite for combo boxes.
*
* Copyright 2007 Mikolaj Zalewski
*
* 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
*/
#include <assert.h>
#include <stdarg.h>
#include <stdio.h>
#define STRICT
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include "wine/test.h"
#define COMBO_ID 1995
static HWND hMainWnd;
#define expect_eq(expr, value, type, fmt); { type val = expr; ok(val == (value), #expr " expected " #fmt " got " #fmt "\n", (value), val); }
#define expect_rect(r, _left, _top, _right, _bottom) ok(r.left == _left && r.top == _top && \
r.bottom == _bottom && r.right == _right, "Invalid rect (%d,%d) (%d,%d) vs (%d,%d) (%d,%d)\n", \
r.left, r.top, r.right, r.bottom, _left, _top, _right, _bottom);
static HWND build_combo(DWORD style)
{
return CreateWindow("ComboBox", "Combo", WS_VISIBLE|WS_CHILD|style, 5, 5, 100, 100, hMainWnd, (HMENU)COMBO_ID, NULL, 0);
}
static int font_height(HFONT hFont)
{
TEXTMETRIC tm;
HFONT hFontOld;
HDC hDC;
hDC = CreateCompatibleDC(NULL);
hFontOld = SelectObject(hDC, hFont);
GetTextMetrics(hDC, &tm);
SelectObject(hDC, hFontOld);
DeleteDC(hDC);
return tm.tmHeight;
}
static INT CALLBACK is_font_installed_proc(const LOGFONT *elf, const TEXTMETRIC *tm, DWORD type, LPARAM lParam)
{
return 0;
}
static int is_font_installed(const char *name)
{
HDC hdc = GetDC(NULL);
BOOL ret = !EnumFontFamilies(hdc, name, is_font_installed_proc, 0);
ReleaseDC(NULL, hdc);
return ret;
}
static void test_setitemheight(DWORD style)
{
HWND hCombo = build_combo(style);
RECT r;
int i;
trace("Style %x\n", style);
GetClientRect(hCombo, &r);
expect_rect(r, 0, 0, 100, 24);
SendMessageA(hCombo, CB_GETDROPPEDCONTROLRECT, 0, (LPARAM)&r);
MapWindowPoints(HWND_DESKTOP, hMainWnd, (LPPOINT)&r, 2);
todo_wine expect_rect(r, 5, 5, 105, 105);
for (i = 1; i < 30; i++)
{
SendMessage(hCombo, CB_SETITEMHEIGHT, -1, i);
GetClientRect(hCombo, &r);
expect_eq(r.bottom - r.top, i + 6, int, "%d");
}
DestroyWindow(hCombo);
}
static void test_setfont(DWORD style)
{
HWND hCombo;
HFONT hFont1, hFont2;
RECT r;
int i;
if (!is_font_installed("Marlett"))
{
skip("Marlett font not available\n");
return;
}
trace("Style %x\n", style);
hCombo = build_combo(style);
hFont1 = CreateFont(10, 0, 0, 0, FW_DONTCARE, FALSE, FALSE, FALSE, SYMBOL_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH|FF_DONTCARE, "Marlett");
hFont2 = CreateFont(8, 0, 0, 0, FW_DONTCARE, FALSE, FALSE, FALSE, SYMBOL_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH|FF_DONTCARE, "Marlett");
GetClientRect(hCombo, &r);
expect_rect(r, 0, 0, 100, 24);
SendMessageA(hCombo, CB_GETDROPPEDCONTROLRECT, 0, (LPARAM)&r);
MapWindowPoints(HWND_DESKTOP, hMainWnd, (LPPOINT)&r, 2);
todo_wine expect_rect(r, 5, 5, 105, 105);
if (font_height(hFont1) == 10 && font_height(hFont2) == 8)
{
SendMessage(hCombo, WM_SETFONT, (WPARAM)hFont1, FALSE);
GetClientRect(hCombo, &r);
expect_rect(r, 0, 0, 100, 18);
SendMessageA(hCombo, CB_GETDROPPEDCONTROLRECT, 0, (LPARAM)&r);
MapWindowPoints(HWND_DESKTOP, hMainWnd, (LPPOINT)&r, 2);
todo_wine expect_rect(r, 5, 5, 105, 99);
SendMessage(hCombo, WM_SETFONT, (WPARAM)hFont2, FALSE);
GetClientRect(hCombo, &r);
expect_rect(r, 0, 0, 100, 16);
SendMessageA(hCombo, CB_GETDROPPEDCONTROLRECT, 0, (LPARAM)&r);
MapWindowPoints(HWND_DESKTOP, hMainWnd, (LPPOINT)&r, 2);
todo_wine expect_rect(r, 5, 5, 105, 97);
SendMessage(hCombo, WM_SETFONT, (WPARAM)hFont1, FALSE);
GetClientRect(hCombo, &r);
expect_rect(r, 0, 0, 100, 18);
SendMessageA(hCombo, CB_GETDROPPEDCONTROLRECT, 0, (LPARAM)&r);
MapWindowPoints(HWND_DESKTOP, hMainWnd, (LPPOINT)&r, 2);
todo_wine expect_rect(r, 5, 5, 105, 99);
}
else
{
ok(0, "Expected Marlett font heights 10/8, got %d/%d\n",
font_height(hFont1), font_height(hFont2));
}
for (i = 1; i < 30; i++)
{
HFONT hFont = CreateFont(i, 0, 0, 0, FW_DONTCARE, FALSE, FALSE, FALSE, SYMBOL_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH|FF_DONTCARE, "Marlett");
int height = font_height(hFont);
SendMessage(hCombo, WM_SETFONT, (WPARAM)hFont, FALSE);
GetClientRect(hCombo, &r);
expect_eq(r.bottom - r.top, height + 8, int, "%d");
SendMessage(hCombo, WM_SETFONT, 0, FALSE);
DeleteObject(hFont);
}
DestroyWindow(hCombo);
DeleteObject(hFont1);
DeleteObject(hFont2);
}
static LRESULT (CALLBACK *old_parent_proc)(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam);
static LPCSTR expected_edit_text;
static LPCSTR expected_list_text;
static BOOL selchange_fired;
static LRESULT CALLBACK parent_wnd_proc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
{
switch (msg)
{
case WM_COMMAND:
switch (wparam)
{
case MAKEWPARAM(COMBO_ID, CBN_SELCHANGE):
{
HWND hCombo = (HWND)lparam;
int idx;
char list[20], edit[20];
memset(list, 0, sizeof(list));
memset(edit, 0, sizeof(edit));
idx = SendMessage(hCombo, CB_GETCURSEL, 0, 0);
SendMessage(hCombo, CB_GETLBTEXT, idx, (LPARAM)list);
SendMessage(hCombo, WM_GETTEXT, sizeof(edit), (LPARAM)edit);
ok(!strcmp(edit, expected_edit_text), "edit: got %s, expected %s\n",
edit, expected_edit_text);
ok(!strcmp(list, expected_list_text), "list: got %s, expected %s\n",
list, expected_list_text);
selchange_fired = TRUE;
}
break;
}
break;
}
return CallWindowProc(old_parent_proc, hwnd, msg, wparam, lparam);
}
static void test_selection(DWORD style, const char * const text[],
const int *edit, const int *list)
{
INT idx;
HWND hCombo;
hCombo = build_combo(style);
SendMessage(hCombo, CB_ADDSTRING, 0, (LPARAM)text[0]);
SendMessage(hCombo, CB_ADDSTRING, 0, (LPARAM)text[1]);
SendMessage(hCombo, CB_SETCURSEL, -1, 0);
old_parent_proc = (void *)SetWindowLongPtr(hMainWnd, GWLP_WNDPROC, (ULONG_PTR)parent_wnd_proc);
idx = SendMessage(hCombo, CB_GETCURSEL, 0, 0);
ok(idx == -1, "expected selection -1, got %d\n", idx);
/* keyboard navigation */
expected_list_text = text[list[0]];
expected_edit_text = text[edit[0]];
selchange_fired = FALSE;
SendMessage(hCombo, WM_KEYDOWN, VK_DOWN, 0);
ok(selchange_fired, "CBN_SELCHANGE not sent!\n");
expected_list_text = text[list[1]];
expected_edit_text = text[edit[1]];
selchange_fired = FALSE;
SendMessage(hCombo, WM_KEYDOWN, VK_DOWN, 0);
ok(selchange_fired, "CBN_SELCHANGE not sent!\n");
expected_list_text = text[list[2]];
expected_edit_text = text[edit[2]];
selchange_fired = FALSE;
SendMessage(hCombo, WM_KEYDOWN, VK_UP, 0);
ok(selchange_fired, "CBN_SELCHANGE not sent!\n");
/* programmatic navigation */
expected_list_text = text[list[3]];
expected_edit_text = text[edit[3]];
selchange_fired = FALSE;
SendMessage(hCombo, CB_SETCURSEL, list[3], 0);
ok(!selchange_fired, "CBN_SELCHANGE sent!\n");
expected_list_text = text[list[4]];
expected_edit_text = text[edit[4]];
selchange_fired = FALSE;
SendMessage(hCombo, CB_SETCURSEL, list[4], 0);
ok(!selchange_fired, "CBN_SELCHANGE sent!\n");
SetWindowLongPtr(hMainWnd, GWLP_WNDPROC, (ULONG_PTR)old_parent_proc);
DestroyWindow(hCombo);
}
static void test_CBN_SELCHANGE(void)
{
static const char * const text[] = { "alpha", "beta", "" };
static const int sel_1[] = { 2, 0, 1, 0, 1 };
static const int sel_2[] = { 0, 1, 0, 0, 1 };
test_selection(CBS_SIMPLE, text, sel_1, sel_2);
test_selection(CBS_DROPDOWN, text, sel_1, sel_2);
test_selection(CBS_DROPDOWNLIST, text, sel_2, sel_2);
}
static void test_WM_LBUTTONDOWN(void)
{
HWND hCombo, hEdit, hList;
COMBOBOXINFO cbInfo;
UINT x, y, item_height;
LRESULT result;
int i, idx;
RECT rect;
CHAR buffer[3];
static const UINT choices[] = {8,9,10,11,12,14,16,18,20,22,24,26,28,36,48,72};
static const CHAR stringFormat[] = "%2d";
BOOL ret;
BOOL (WINAPI *pGetComboBoxInfo)(HWND, PCOMBOBOXINFO);
pGetComboBoxInfo = (void*)GetProcAddress(GetModuleHandleA("user32.dll"), "GetComboBoxInfo");
if (!pGetComboBoxInfo){
win_skip("GetComboBoxInfo is not available\n");
return;
}
hCombo = CreateWindow("ComboBox", "Combo", WS_VISIBLE|WS_CHILD|CBS_DROPDOWN,
0, 0, 200, 150, hMainWnd, (HMENU)COMBO_ID, NULL, 0);
for (i = 0; i < sizeof(choices)/sizeof(UINT); i++){
sprintf(buffer, stringFormat, choices[i]);
result = SendMessageA(hCombo, CB_ADDSTRING, 0, (LPARAM)buffer);
ok(result == i,
"Failed to add item %d\n", i);
}
cbInfo.cbSize = sizeof(COMBOBOXINFO);
SetLastError(0xdeadbeef);
ret = pGetComboBoxInfo(hCombo, &cbInfo);
ok(ret, "Failed to get combobox info structure. LastError=%d\n",
GetLastError());
hEdit = cbInfo.hwndItem;
hList = cbInfo.hwndList;
trace("hMainWnd=%p, hCombo=%p, hList=%p, hEdit=%p\n", hMainWnd, hCombo, hList, hEdit);
ok(GetFocus() == hMainWnd, "Focus not on Main Window, instead on %p\n", GetFocus());
/* Click on the button to drop down the list */
x = cbInfo.rcButton.left + (cbInfo.rcButton.right-cbInfo.rcButton.left)/2;
y = cbInfo.rcButton.top + (cbInfo.rcButton.bottom-cbInfo.rcButton.top)/2;
result = SendMessage(hCombo, WM_LBUTTONDOWN, 0, MAKELPARAM(x, y));
ok(result, "WM_LBUTTONDOWN was not processed. LastError=%d\n",
GetLastError());
ok(SendMessage(hCombo, CB_GETDROPPEDSTATE, 0, 0),
"The dropdown list should have appeared after clicking the button.\n");
ok(GetFocus() == hEdit,
"Focus not on ComboBox's Edit Control, instead on %p\n", GetFocus());
result = SendMessage(hCombo, WM_LBUTTONUP, 0, MAKELPARAM(x, y));
ok(result, "WM_LBUTTONUP was not processed. LastError=%d\n",
GetLastError());
ok(GetFocus() == hEdit,
"Focus not on ComboBox's Edit Control, instead on %p\n", GetFocus());
/* Click on the 5th item in the list */
item_height = SendMessage(hCombo, CB_GETITEMHEIGHT, 0, 0);
ok(GetClientRect(hList, &rect), "Failed to get list's client rect.\n");
x = rect.left + (rect.right-rect.left)/2;
y = item_height/2 + item_height*4;
result = SendMessage(hList, WM_LBUTTONDOWN, 0, MAKELPARAM(x, y));
ok(!result, "WM_LBUTTONDOWN was not processed. LastError=%d\n",
GetLastError());
ok(GetFocus() == hEdit,
"Focus not on ComboBox's Edit Control, instead on %p\n", GetFocus());
result = SendMessage(hList, WM_MOUSEMOVE, 0, MAKELPARAM(x, y));
ok(!result, "WM_MOUSEMOVE was not processed. LastError=%d\n",
GetLastError());
ok(GetFocus() == hEdit,
"Focus not on ComboBox's Edit Control, instead on %p\n", GetFocus());
ok(SendMessage(hCombo, CB_GETDROPPEDSTATE, 0, 0),
"The dropdown list should still be visible.\n");
result = SendMessage(hList, WM_LBUTTONUP, 0, MAKELPARAM(x, y));
ok(!result, "WM_LBUTTONUP was not processed. LastError=%d\n",
GetLastError());
ok(GetFocus() == hEdit,
"Focus not on ComboBox's Edit Control, instead on %p\n", GetFocus());
ok(!SendMessage(hCombo, CB_GETDROPPEDSTATE, 0, 0),
"The dropdown list should have been rolled up.\n");
idx = SendMessage(hCombo, CB_GETCURSEL, 0, 0);
ok(idx, "Current Selection: expected %d, got %d\n", 4, idx);
DestroyWindow(hCombo);
}
static void test_changesize( DWORD style)
{
HWND hCombo = build_combo(style);
RECT rc;
INT ddheight, clheight, ddwidth, clwidth;
/* get initial measurements */
GetClientRect( hCombo, &rc);
clheight = rc.bottom - rc.top;
clwidth = rc.right - rc.left;
SendMessageA(hCombo, CB_GETDROPPEDCONTROLRECT, 0, (LPARAM)&rc);
ddheight = rc.bottom - rc.top;
ddwidth = rc.right - rc.left;
/* use MoveWindow to move & resize the combo */
/* first make it slightly smaller */
MoveWindow( hCombo, 10, 10, clwidth - 2, clheight - 2, TRUE);
GetClientRect( hCombo, &rc);
ok( rc.right - rc.left == clwidth - 2, "clientrect witdh is %d vs %d\n",
rc.right - rc.left, clwidth - 2);
ok( rc.bottom - rc.top == clheight, "clientrect height is %d vs %d\n",
rc.bottom - rc.top, clheight);
SendMessageA(hCombo, CB_GETDROPPEDCONTROLRECT, 0, (LPARAM)&rc);
ok( rc.right - rc.left == clwidth - 2, "drop-down rect witdh is %d vs %d\n",
rc.right - rc.left, clwidth - 2);
ok( rc.bottom - rc.top == ddheight, "drop-down rect height is %d vs %d\n",
rc.bottom - rc.top, ddheight);
/* new cx, cy is slightly bigger than the initial values */
MoveWindow( hCombo, 10, 10, clwidth + 2, clheight + 2, TRUE);
GetClientRect( hCombo, &rc);
ok( rc.right - rc.left == clwidth + 2, "clientrect witdh is %d vs %d\n",
rc.right - rc.left, clwidth + 2);
ok( rc.bottom - rc.top == clheight, "clientrect height is %d vs %d\n",
rc.bottom - rc.top, clheight);
SendMessageA(hCombo, CB_GETDROPPEDCONTROLRECT, 0, (LPARAM)&rc);
ok( rc.right - rc.left == clwidth + 2, "drop-down rect witdh is %d vs %d\n",
rc.right - rc.left, clwidth + 2);
todo_wine {
ok( rc.bottom - rc.top == clheight + 2, "drop-down rect height is %d vs %d\n",
rc.bottom - rc.top, clheight + 2);
}
DestroyWindow(hCombo);
}
static void test_editselection(void)
{
HWND hCombo;
INT start,end;
HWND hEdit;
COMBOBOXINFO cbInfo;
BOOL ret;
DWORD len;
BOOL (WINAPI *pGetComboBoxInfo)(HWND, PCOMBOBOXINFO);
char edit[20];
pGetComboBoxInfo = (void*)GetProcAddress(GetModuleHandleA("user32.dll"), "GetComboBoxInfo");
if (!pGetComboBoxInfo){
win_skip("GetComboBoxInfo is not available\n");
return;
}
/* Build a combo */
hCombo = build_combo(CBS_SIMPLE);
cbInfo.cbSize = sizeof(COMBOBOXINFO);
SetLastError(0xdeadbeef);
ret = pGetComboBoxInfo(hCombo, &cbInfo);
ok(ret, "Failed to get combobox info structure. LastError=%d\n",
GetLastError());
hEdit = cbInfo.hwndItem;
/* Initially combo selection is empty*/
len = SendMessage(hCombo, CB_GETEDITSEL, 0,0);
ok(LOWORD(len)==0, "Unexpected start position for selection %d\n", LOWORD(len));
ok(HIWORD(len)==0, "Unexpected end position for selection %d\n", HIWORD(len));
/* Set some text, and press a key to replace it */
edit[0] = 0x00;
SendMessage(hCombo, WM_SETTEXT, 0, (LPARAM)"Jason1");
SendMessage(hCombo, WM_GETTEXT, sizeof(edit), (LPARAM)edit);
ok(strcmp(edit, "Jason1")==0, "Unexpected text retrieved %s\n", edit);
/* Now what is the selection - still empty */
SendMessage(hCombo, CB_GETEDITSEL, (WPARAM)&start, (WPARAM)&end);
len = SendMessage(hCombo, CB_GETEDITSEL, 0,0);
ok(LOWORD(len)==0, "Unexpected start position for selection %d\n", LOWORD(len));
ok(HIWORD(len)==0, "Unexpected end position for selection %d\n", HIWORD(len));
/* Give it focus, and it gets selected */
SendMessage(hCombo, WM_SETFOCUS, 0, (LPARAM)hEdit);
SendMessage(hCombo, CB_GETEDITSEL, (WPARAM)&start, (WPARAM)&end);
len = SendMessage(hCombo, CB_GETEDITSEL, 0,0);
ok(LOWORD(len)==0, "Unexpected start position for selection %d\n", LOWORD(len));
ok(HIWORD(len)==6, "Unexpected end position for selection %d\n", HIWORD(len));
/* Now emulate a key press */
edit[0] = 0x00;
SendMessage(hCombo, WM_CHAR, 'A', 0x1c0001);
SendMessage(hCombo, WM_GETTEXT, sizeof(edit), (LPARAM)edit);
ok(strcmp(edit, "A")==0, "Unexpected text retrieved %s\n", edit);
len = SendMessage(hCombo, CB_GETEDITSEL, 0,0);
ok(LOWORD(len)==1, "Unexpected start position for selection %d\n", LOWORD(len));
ok(HIWORD(len)==1, "Unexpected end position for selection %d\n", HIWORD(len));
/* Now what happens when it gets more focus a second time - it doesnt reselect */
SendMessage(hCombo, WM_SETFOCUS, 0, (LPARAM)hEdit);
len = SendMessage(hCombo, CB_GETEDITSEL, 0,0);
ok(LOWORD(len)==1, "Unexpected start position for selection %d\n", LOWORD(len));
ok(HIWORD(len)==1, "Unexpected end position for selection %d\n", HIWORD(len));
DestroyWindow(hCombo);
/* Start again - Build a combo */
hCombo = build_combo(CBS_SIMPLE);
cbInfo.cbSize = sizeof(COMBOBOXINFO);
SetLastError(0xdeadbeef);
ret = pGetComboBoxInfo(hCombo, &cbInfo);
ok(ret, "Failed to get combobox info structure. LastError=%d\n",
GetLastError());
hEdit = cbInfo.hwndItem;
/* Set some text and give focus so it gets selected */
edit[0] = 0x00;
SendMessage(hCombo, WM_SETTEXT, 0, (LPARAM)"Jason2");
SendMessage(hCombo, WM_GETTEXT, sizeof(edit), (LPARAM)edit);
ok(strcmp(edit, "Jason2")==0, "Unexpected text retrieved %s\n", edit);
SendMessage(hCombo, WM_SETFOCUS, 0, (LPARAM)hEdit);
/* Now what is the selection */
SendMessage(hCombo, CB_GETEDITSEL, (WPARAM)&start, (WPARAM)&end);
len = SendMessage(hCombo, CB_GETEDITSEL, 0,0);
ok(LOWORD(len)==0, "Unexpected start position for selection %d\n", LOWORD(len));
ok(HIWORD(len)==6, "Unexpected end position for selection %d\n", HIWORD(len));
/* Now change the selection to the apparently invalid start -1, end -1 and
show it means no selection (ie start -1) but cursor at end */
SendMessage(hCombo, CB_SETEDITSEL, 0, -1);
edit[0] = 0x00;
SendMessage(hCombo, WM_CHAR, 'A', 0x1c0001);
SendMessage(hCombo, WM_GETTEXT, sizeof(edit), (LPARAM)edit);
ok(strcmp(edit, "Jason2A")==0, "Unexpected text retrieved %s\n", edit);
DestroyWindow(hCombo);
}
START_TEST(combo)
{
hMainWnd = CreateWindow("static", "Test", WS_OVERLAPPEDWINDOW, 10, 10, 300, 300, NULL, NULL, NULL, 0);
ShowWindow(hMainWnd, SW_SHOW);
test_setfont(CBS_DROPDOWN);
test_setfont(CBS_DROPDOWNLIST);
test_setitemheight(CBS_DROPDOWN);
test_setitemheight(CBS_DROPDOWNLIST);
test_CBN_SELCHANGE();
test_WM_LBUTTONDOWN();
test_changesize(CBS_DROPDOWN);
test_changesize(CBS_DROPDOWNLIST);
test_editselection();
DestroyWindow(hMainWnd);
}
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