Commit f54570fd authored by Jason Edmeades's avatar Jason Edmeades Committed by Alexandre Julliard

comctl32: Add basic custom draw support for tooltips.

parent 825baa23
/*
* Copyright 2005 Dmitry Timoshkov
* Copyright 2008 Jason Edmeades
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
......@@ -60,9 +61,181 @@ static void test_create_tooltip(void)
DestroyWindow(parent);
}
/* try to make sure pending X events have been processed before continuing */
static void flush_events(int waitTime)
{
MSG msg;
int diff = waitTime;
DWORD time = GetTickCount() + waitTime;
while (diff > 0)
{
if (MsgWaitForMultipleObjects( 0, NULL, FALSE, min(100,diff), QS_ALLEVENTS) == WAIT_TIMEOUT) break;
while (PeekMessage( &msg, 0, 0, 0, PM_REMOVE )) DispatchMessage( &msg );
diff = time - GetTickCount();
}
}
static int CD_Stages;
static LRESULT CD_Result;
static HWND g_hwnd;
#define TEST_CDDS_PREPAINT 0x00000001
#define TEST_CDDS_POSTPAINT 0x00000002
#define TEST_CDDS_PREERASE 0x00000004
#define TEST_CDDS_POSTERASE 0x00000008
#define TEST_CDDS_ITEMPREPAINT 0x00000010
#define TEST_CDDS_ITEMPOSTPAINT 0x00000020
#define TEST_CDDS_ITEMPREERASE 0x00000040
#define TEST_CDDS_ITEMPOSTERASE 0x00000080
#define TEST_CDDS_SUBITEM 0x00000100
static LRESULT CALLBACK CustomDrawWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
switch(msg) {
case WM_DESTROY:
PostQuitMessage(0);
break;
case WM_NOTIFY:
if (((NMHDR *)lParam)->code == NM_CUSTOMDRAW) {
NMTTCUSTOMDRAW *ttcd = (NMTTCUSTOMDRAW*) lParam;
ok(ttcd->nmcd.hdr.hwndFrom == g_hwnd, "Unexpected hwnd source %x (%x)\n",
(int)ttcd->nmcd.hdr.hwndFrom, (int) g_hwnd);
ok(ttcd->nmcd.hdr.idFrom == 0x1234ABCD, "Unexpected id %x\n", (int)ttcd->nmcd.hdr.idFrom);
switch (ttcd->nmcd.dwDrawStage) {
case CDDS_PREPAINT : CD_Stages |= TEST_CDDS_PREPAINT; break;
case CDDS_POSTPAINT : CD_Stages |= TEST_CDDS_POSTPAINT; break;
case CDDS_PREERASE : CD_Stages |= TEST_CDDS_PREERASE; break;
case CDDS_POSTERASE : CD_Stages |= TEST_CDDS_POSTERASE; break;
case CDDS_ITEMPREPAINT : CD_Stages |= TEST_CDDS_ITEMPREPAINT; break;
case CDDS_ITEMPOSTPAINT: CD_Stages |= TEST_CDDS_ITEMPOSTPAINT; break;
case CDDS_ITEMPREERASE : CD_Stages |= TEST_CDDS_ITEMPREERASE; break;
case CDDS_ITEMPOSTERASE: CD_Stages |= TEST_CDDS_ITEMPOSTERASE; break;
case CDDS_SUBITEM : CD_Stages |= TEST_CDDS_SUBITEM; break;
default: CD_Stages = -1;
}
if (ttcd->nmcd.dwDrawStage == CDDS_PREPAINT) return CD_Result;
}
/* drop through */
default:
return DefWindowProcA(hWnd, msg, wParam, lParam);
}
return 0L;
}
static void test_customdraw(void) {
static struct {
LRESULT FirstReturnValue;
int ExpectedCalls;
} expectedResults[] = {
/* Valid notification responses */
{CDRF_DODEFAULT, TEST_CDDS_PREPAINT},
{CDRF_SKIPDEFAULT, TEST_CDDS_PREPAINT},
{CDRF_NOTIFYPOSTPAINT, TEST_CDDS_PREPAINT | TEST_CDDS_POSTPAINT},
/* Invalid notification responses */
{CDRF_NOTIFYITEMDRAW, TEST_CDDS_PREPAINT},
{CDRF_NOTIFYPOSTERASE, TEST_CDDS_PREPAINT},
{CDRF_NOTIFYSUBITEMDRAW, TEST_CDDS_PREPAINT},
{CDRF_NEWFONT, TEST_CDDS_PREPAINT}
};
int iterationNumber;
WNDCLASSA wc;
LRESULT lResult;
/* Create a class to use the custom draw wndproc */
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = GetModuleHandleA(NULL);
wc.hIcon = NULL;
wc.hCursor = LoadCursorA(NULL, IDC_ARROW);
wc.hbrBackground = GetSysColorBrush(COLOR_WINDOW);
wc.lpszMenuName = NULL;
wc.lpszClassName = "CustomDrawClass";
wc.lpfnWndProc = CustomDrawWndProc;
RegisterClass(&wc);
for (iterationNumber = 0;
iterationNumber < sizeof(expectedResults)/sizeof(expectedResults[0]);
iterationNumber++) {
HWND parent, hwndTip;
TOOLINFO toolInfo = { 0 };
/* Create a main window */
parent = CreateWindowEx(0, "CustomDrawClass", NULL,
WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX |
WS_MAXIMIZEBOX | WS_VISIBLE,
50, 50,
300, 300,
NULL, NULL, NULL, 0);
ok(parent != NULL, "Creation of main window failed\n");
/* Make it show */
ShowWindow(parent, SW_SHOWNORMAL);
flush_events(100);
/* Create Tooltip */
hwndTip = CreateWindowEx(WS_EX_TOPMOST, TOOLTIPS_CLASS,
NULL, TTS_NOPREFIX | TTS_ALWAYSTIP,
CW_USEDEFAULT, CW_USEDEFAULT,
CW_USEDEFAULT, CW_USEDEFAULT,
parent, NULL, GetModuleHandleA(NULL), 0);
ok(hwndTip != NULL, "Creation of tooltip window failed\n");
/* Set up parms for the wndproc to handle */
CD_Stages = 0;
CD_Result = expectedResults[iterationNumber].FirstReturnValue;
g_hwnd = hwndTip;
/* Make it topmost, as per the MSDN */
SetWindowPos(hwndTip, HWND_TOPMOST, 0, 0, 0, 0,
SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
/* Create a tool */
toolInfo.cbSize = sizeof(TOOLINFO);
toolInfo.hwnd = parent;
toolInfo.hinst = GetModuleHandleA(NULL);
toolInfo.uFlags = TTF_SUBCLASS;
toolInfo.uId = (UINT_PTR)0x1234ABCD;
toolInfo.lpszText = (LPSTR)"This is a test tooltip";
toolInfo.lParam = 0xdeadbeef;
GetClientRect (parent, &toolInfo.rect);
lResult = SendMessage(hwndTip, TTM_ADDTOOL, 0, (LPARAM)&toolInfo);
ok(lResult, "Adding the tool to the tooltip failed\n");
/* Make tooltip appear quickly */
SendMessage(hwndTip, TTM_SETDELAYTIME, (WPARAM)TTDT_INITIAL, (LPARAM)MAKELONG(1,0));
/* Put cursor inside window, tooltip will appear immediately */
SetCursorPos(100, 100);
flush_events(200);
/* Check CustomDraw results */
ok(CD_Stages == expectedResults[iterationNumber].ExpectedCalls,
"CustomDraw run %d stages %x, expected %x\n", iterationNumber, CD_Stages,
expectedResults[iterationNumber].ExpectedCalls);
/* Clean up */
DestroyWindow(hwndTip);
DestroyWindow(parent);
}
}
START_TEST(tooltips)
{
InitCommonControls();
test_create_tooltip();
test_customdraw();
}
......@@ -202,6 +202,44 @@ TOOLTIPS_InitSystemSettings (TOOLTIPS_INFO *infoPtr)
infoPtr->hTitleFont = CreateFontIndirectW (&nclm.lfStatusFont);
}
/* Custom draw routines */
static void
TOOLTIPS_customdraw_fill(NMTTCUSTOMDRAW *lpnmttcd,
const HWND hwnd,
HDC hdc, const RECT *rcBounds, UINT uFlags)
{
TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr(hwnd);
ZeroMemory(lpnmttcd, sizeof(NMTTCUSTOMDRAW));
lpnmttcd->uDrawFlags = uFlags;
lpnmttcd->nmcd.hdr.hwndFrom = hwnd;
lpnmttcd->nmcd.hdr.code = NM_CUSTOMDRAW;
if (infoPtr->nCurrentTool != -1) {
TTTOOL_INFO *toolPtr = &infoPtr->tools[infoPtr->nCurrentTool];
lpnmttcd->nmcd.hdr.idFrom = toolPtr->uId;
}
lpnmttcd->nmcd.hdc = hdc;
lpnmttcd->nmcd.rc = *rcBounds;
/* FIXME - dwItemSpec, uItemState, lItemlParam */
}
static inline DWORD
TOOLTIPS_notify_customdraw (DWORD dwDrawStage, NMTTCUSTOMDRAW *lpnmttcd)
{
LRESULT result = CDRF_DODEFAULT;
lpnmttcd->nmcd.dwDrawStage = dwDrawStage;
TRACE("Notifying stage %d, flags %x, id %x\n", lpnmttcd->nmcd.dwDrawStage,
lpnmttcd->uDrawFlags, lpnmttcd->nmcd.hdr.code);
result = SendMessageW(GetParent(lpnmttcd->nmcd.hdr.hwndFrom), WM_NOTIFY,
0, (LPARAM)lpnmttcd);
TRACE("Notify result %x\n", (unsigned int)result);
return result;
}
static void
TOOLTIPS_Refresh (HWND hwnd, HDC hdc)
{
......@@ -213,6 +251,8 @@ TOOLTIPS_Refresh (HWND hwnd, HDC hdc)
UINT uFlags = DT_EXTERNALLEADING;
HRGN hRgn = NULL;
DWORD dwStyle = GetWindowLongW(hwnd, GWL_STYLE);
NMTTCUSTOMDRAW nmttcd;
DWORD cdmode;
if (infoPtr->nMaxTipWidth > -1)
uFlags |= DT_WORDBREAK;
......@@ -224,6 +264,13 @@ TOOLTIPS_Refresh (HWND hwnd, HDC hdc)
oldBkMode = SetBkMode (hdc, TRANSPARENT);
SetTextColor (hdc, infoPtr->clrText);
hOldFont = SelectObject (hdc, infoPtr->hFont);
/* Custom draw - Call PrePaint once initial properties set up */
/* Note: Contrary to MSDN, CDRF_SKIPDEFAULT still draws a tooltip */
TOOLTIPS_customdraw_fill(&nmttcd, hwnd, hdc, &rc, uFlags);
cdmode = TOOLTIPS_notify_customdraw(CDDS_PREPAINT, &nmttcd);
uFlags = nmttcd.uDrawFlags;
if (dwStyle & TTS_BALLOON)
{
......@@ -259,6 +306,7 @@ TOOLTIPS_Refresh (HWND hwnd, HDC hdc)
RECT rcTitle = {rc.left, rc.top, rc.right, rc.bottom};
int height;
BOOL icon_present;
HFONT prevFont;
/* draw icon */
icon_present = infoPtr->hTitleIcon &&
......@@ -270,9 +318,9 @@ TOOLTIPS_Refresh (HWND hwnd, HDC hdc)
rcTitle.bottom = rc.top + ICON_HEIGHT;
/* draw title text */
hOldFont = SelectObject (hdc, infoPtr->hTitleFont);
prevFont = SelectObject (hdc, infoPtr->hTitleFont);
height = DrawTextW(hdc, infoPtr->pszTitle, -1, &rcTitle, DT_BOTTOM | DT_SINGLELINE | DT_NOPREFIX);
SelectObject (hdc, hOldFont);
SelectObject (hdc, prevFont);
rc.top += height + BALLOON_TITLE_TEXT_SPACING;
}
}
......@@ -286,8 +334,13 @@ TOOLTIPS_Refresh (HWND hwnd, HDC hdc)
}
/* draw text */
hOldFont = SelectObject (hdc, infoPtr->hFont);
DrawTextW (hdc, infoPtr->szTipText, -1, &rc, uFlags);
/* Custom draw - Call PostPaint after drawing */
if (cdmode & CDRF_NOTIFYPOSTPAINT) {
TOOLTIPS_notify_customdraw(CDDS_POSTPAINT, &nmttcd);
}
/* be polite and reset the things we changed in the dc */
SelectObject (hdc, hOldFont);
SetBkMode (hdc, oldBkMode);
......
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