// private functions
// ----------------------------------------------------------------------------
-// send a message to the tooltip control
-inline LRESULT SendTooltipMessage(WXHWND hwnd,
- UINT msg,
- WPARAM wParam,
- void *lParam)
+// send a message to the tooltip control if it exists
+//
+// NB: wParam is always 0 for the TTM_XXX messages we use
+static inline LRESULT SendTooltipMessage(WXHWND hwnd, UINT msg, void *lParam)
{
- return hwnd ? ::SendMessage((HWND)hwnd, msg, wParam, (LPARAM)lParam)
- : 0;
+ return hwnd ? ::SendMessage((HWND)hwnd, msg, 0, (LPARAM)lParam) : 0;
}
// send a message to all existing tooltip controls
-static void SendTooltipMessageToAll(WXHWND hwnd,
- UINT msg,
- WPARAM wParam,
- LPARAM lParam)
+static inline void
+SendTooltipMessageToAll(WXHWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
- (void)SendTooltipMessage((WXHWND)hwnd, msg, wParam, (void *)lParam);
+ if ( hwnd )
+ ::SendMessage((HWND)hwnd, msg, wParam, lParam);
}
// ============================================================================
{
LPPOINT ppt = (LPPOINT)lParam;
- // the window on which event occured
+ // the window on which event occurred
HWND hwnd = ::WindowFromPoint(*ppt);
OutputDebugString("TTM_WINDOWFROMPOINT: ");
OutputDebugString(wxString::Format("0x%08x => ", hwnd));
- // return a HWND corresponding to a wxWindow because only wxWindows are
+ // return a HWND corresponding to a wxWindow because only wxWidgets are
// associated with tooltips using TTM_ADDTOOL
wxWindow *win = wxGetWindowFromHWND((WXHWND)hwnd);
// ---------------------------------------------------------------------------
// create the tooltip ctrl for our parent frame if it doesn't exist yet
+/* static */
WXHWND wxToolTip::GetToolTipCtrl()
{
if ( !ms_hwndTT )
{
+ // we want to show the tooltips always (even when the window is not
+ // active) and we don't want to strip "&"s from them
ms_hwndTT = (WXHWND)::CreateWindow(TOOLTIPS_CLASS,
(LPCTSTR)NULL,
- TTS_ALWAYSTIP,
+ TTS_ALWAYSTIP | TTS_NOPREFIX,
CW_USEDEFAULT, CW_USEDEFAULT,
CW_USEDEFAULT, CW_USEDEFAULT,
NULL, (HMENU)NULL,
return ms_hwndTT;
}
+/* static */
void wxToolTip::RelayEvent(WXMSG *msg)
{
- (void)SendTooltipMessage(GetToolTipCtrl(), TTM_RELAYEVENT, 0, msg);
+ (void)SendTooltipMessage(GetToolTipCtrl(), TTM_RELAYEVENT, msg);
}
// ----------------------------------------------------------------------------
wxToolTip::~wxToolTip()
{
- // there is no need to Remove() this tool - it will be done automatically
- // anyhow
+ // the tooltip has to be removed before deleting. Otherwise, if it is visible
+ // while being deleted, there will be a delay before it goes away.
+ Remove();
}
// ----------------------------------------------------------------------------
// others
// ----------------------------------------------------------------------------
+void wxToolTip::Remove(WXHWND hWnd)
+{
+ wxToolInfo ti((HWND)hWnd);
+ (void)SendTooltipMessage(GetToolTipCtrl(), TTM_DELTOOL, &ti);
+}
+
void wxToolTip::Remove()
{
// remove this tool from the tooltip control
if ( m_window )
{
- wxToolInfo ti(GetHwndOf(m_window));
- (void)SendTooltipMessage(GetToolTipCtrl(), TTM_DELTOOL, 0, &ti);
+ Remove(m_window->GetHWND());
}
}
ti.hwnd = hwnd;
ti.lpszText = (wxChar *)m_text.c_str(); // const_cast
- if ( !SendTooltipMessage(GetToolTipCtrl(), TTM_ADDTOOL, 0, &ti) )
+ if ( !SendTooltipMessage(GetToolTipCtrl(), TTM_ADDTOOL, &ti) )
{
wxLogDebug(_T("Failed to create the tooltip '%s'"), m_text.c_str());
}
if ( index != wxNOT_FOUND )
{
#ifdef TTM_SETMAXTIPWIDTH
- if ( wxTheApp->GetComCtl32Version() >= 470 )
+ if ( wxApp::GetComCtl32Version() >= 470 )
{
// use TTM_SETMAXTIPWIDTH to make tooltip multiline using the
// extent of its first line as max value
- HFONT hfont = (HFONT)SendTooltipMessage(GetToolTipCtrl(),
- WM_GETFONT,
- 0, 0);
+ HFONT hfont = (HFONT)
+ SendTooltipMessage(GetToolTipCtrl(), WM_GETFONT, 0);
+
if ( !hfont )
{
hfont = (HFONT)GetStockObject(DEFAULT_GUI_FONT);
}
SIZE sz;
- if ( !GetTextExtentPoint(hdc, m_text, index, &sz) )
+ if ( !::GetTextExtentPoint32(hdc, m_text, index, &sz) )
{
- wxLogLastError(wxT("GetTextExtentPoint"));
+ wxLogLastError(wxT("GetTextExtentPoint32"));
}
SendTooltipMessage(GetToolTipCtrl(), TTM_SETMAXTIPWIDTH,
- 0, (void *)sz.cx);
+ (void *)sz.cx);
}
+ else
#endif // comctl32.dll >= 4.70
+ {
+ // replace the '\n's with spaces because otherwise they appear as
+ // unprintable characters in the tooltip string
+ m_text.Replace(_T("\n"), _T(" "));
+ ti.lpszText = (wxChar *)m_text.c_str(); // const_cast
- // replace the '\n's with spaces because otherwise they appear as
- // unprintable characters in the tooltip string
- m_text.Replace(_T("\n"), _T(" "));
+ if ( !SendTooltipMessage(GetToolTipCtrl(), TTM_ADDTOOL, &ti) )
+ {
+ wxLogDebug(_T("Failed to create the tooltip '%s'"), m_text.c_str());
+ }
+ }
}
}
}
wxControl *control = wxDynamicCast(m_window, wxControl);
if ( control )
{
- const wxArrayLong subcontrols = control->GetSubcontrols();
+ const wxArrayLong& subcontrols = control->GetSubcontrols();
size_t count = subcontrols.GetCount();
for ( size_t n = 0; n < count; n++ )
{
{
// may be it's a child of parent of the control, in fact?
// (radiobuttons are subcontrols, i.e. children of the radiobox
- // for wxWindows but are its siblings at Windows level)
+ // for wxWidgets but are its siblings at Windows level)
hwnd = GetDlgItem(GetHwndOf(m_window->GetParent()), id);
}
wxToolInfo ti(GetHwndOf(m_window));
ti.lpszText = (wxChar *)m_text.c_str();
- (void)SendTooltipMessage(GetToolTipCtrl(), TTM_UPDATETIPTEXT, 0, &ti);
+ (void)SendTooltipMessage(GetToolTipCtrl(), TTM_UPDATETIPTEXT, &ti);
}
}