dlls/user32/tests/combo.c - wine - Git at Google

 /* 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 = build_combo(style);
     HFONT hFont1 = CreateFont(10, 0, 0, 0, FW_DONTCARE, FALSE, FALSE, FALSE, ANSI_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH|FF_DONTCARE, "Marlett");
     HFONT hFont2 = CreateFont(8, 0, 0, 0, FW_DONTCARE, FALSE, FALSE, FALSE, ANSI_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH|FF_DONTCARE, "Marlett");
     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);

     if (!is_font_installed("Marlett"))
     {
         skip("Marlett font not available\n");
         DestroyWindow(hCombo);
         DeleteObject(hFont1);
         DeleteObject(hFont2);
         return;
     }

     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
         skip("Invalid Marlett font heights\n");

     for (i = 1; i < 30; i++)
     {
         HFONT hFont = CreateFont(i, 0, 0, 0, FW_DONTCARE, FALSE, FALSE, FALSE, ANSI_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 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);
             }
             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);

     expected_list_text = text[list[0]];
     expected_edit_text = text[edit[0]];
     SendMessage(hCombo, WM_KEYDOWN, VK_DOWN, 0);

     expected_list_text = text[list[1]];
     expected_edit_text = text[edit[1]];
     SendMessage(hCombo, WM_KEYDOWN, VK_DOWN, 0);

     expected_list_text = text[list[2]];
     expected_edit_text = text[edit[2]];
     SendMessage(hCombo, WM_KEYDOWN, VK_UP, 0);

     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 };
     static const int sel_2[] = { 0, 1, 0 };

     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);
 }

 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();

     DestroyWindow(hMainWnd);
 }
	/* 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 = build_combo(style);
	HFONT hFont1 = CreateFont(10, 0, 0, 0, FW_DONTCARE, FALSE, FALSE, FALSE, ANSI_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH\|FF_DONTCARE, "Marlett");
	HFONT hFont2 = CreateFont(8, 0, 0, 0, FW_DONTCARE, FALSE, FALSE, FALSE, ANSI_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH\|FF_DONTCARE, "Marlett");
	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);

	if (!is_font_installed("Marlett"))
	{
	skip("Marlett font not available\n");
	DestroyWindow(hCombo);
	DeleteObject(hFont1);
	DeleteObject(hFont2);
	return;
	}

	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
	skip("Invalid Marlett font heights\n");

	for (i = 1; i < 30; i++)
	{
	HFONT hFont = CreateFont(i, 0, 0, 0, FW_DONTCARE, FALSE, FALSE, FALSE, ANSI_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 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);
	}
	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);

	expected_list_text = text[list[0]];
	expected_edit_text = text[edit[0]];
	SendMessage(hCombo, WM_KEYDOWN, VK_DOWN, 0);

	expected_list_text = text[list[1]];
	expected_edit_text = text[edit[1]];
	SendMessage(hCombo, WM_KEYDOWN, VK_DOWN, 0);

	expected_list_text = text[list[2]];
	expected_edit_text = text[edit[2]];
	SendMessage(hCombo, WM_KEYDOWN, VK_UP, 0);

	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 };
	static const int sel_2[] = { 0, 1, 0 };

	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);
	}

	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();

	DestroyWindow(hMainWnd);
	}