#endif
#include "wx/tokenzr.h"
+#include "wx/vector.h"
#include "wx/msw/private.h"
#ifndef TTTOOLINFO_V1_SIZE
// private classes
// ----------------------------------------------------------------------------
+// This is simply a wrapper for vector<HWND> but defined as a class to hide the
+// details from the public header.
+class wxToolTipOtherWindows : public wxVector<WXHWND>
+{
+};
+
// a wrapper around TOOLINFO Win32 structure
#ifdef __VISUALC__
#pragma warning( disable : 4097 ) // we inherit from a typedef - so what?
class wxToolInfo : public TOOLINFO
{
public:
- wxToolInfo(HWND hwndOwner)
+ wxToolInfo(HWND hwndOwner, unsigned int id, const wxRect& rc)
{
// initialize all members
::ZeroMemory(this, sizeof(TOOLINFO));
cbSize = TTTOOLINFO_V1_SIZE;
hwnd = hwndOwner;
- uFlags = TTF_IDISHWND;
+
+ if (rc.IsEmpty())
+ {
+ uFlags = TTF_IDISHWND;
+ uId = (UINT_PTR)hwndOwner;
+ }
+ else
+ {
+ // this tooltip must be shown only if the mouse hovers a specific rect
+ // of the hwnd parameter!
+ rect.left = rc.GetLeft();
+ rect.right = rc.GetRight();
+ rect.top = rc.GetTop();
+ rect.bottom = rc.GetBottom();
+
+ // note that not setting TTF_IDISHWND from the uFlags member means that the
+ // ti.uId field should not contain the HWND but rather as MSDN says an
+ // "Application-defined identifier of the tool"; this is used internally by
+ // Windows to distinguish the different tooltips attached to the same window
+ uId = id;
+ }
// we use TTF_TRANSPARENT to fix a problem which arises at least with
// the text controls but may presumably happen with other controls
{
uFlags |= TTF_TRANSPARENT;
}
-
- uId = (UINT_PTR)hwndOwner;
}
};
void wxToolTip::Enable(bool flag)
{
+ // Make sure the tooltip has been created
+ (void) GetToolTipCtrl();
+
SendTooltipMessageToAll(ms_hwndTT, TTM_ACTIVATE, flag, 0);
}
void wxToolTip::SetDelay(long milliseconds)
{
+ // Make sure the tooltip has been created
+ (void) GetToolTipCtrl();
+
SendTooltipMessageToAll(ms_hwndTT, TTM_SETDELAYTIME,
TTDT_INITIAL, milliseconds);
}
void wxToolTip::SetMaxWidth(int width)
{
- wxASSERT_MSG( width == -1 || width >= 0, _T("invalid width value") );
+ wxASSERT_MSG( width == -1 || width >= 0, wxT("invalid width value") );
ms_maxWidth = width;
}
: m_text(tip)
{
m_window = NULL;
+ m_others = NULL;
+
+ // make sure m_rect.IsEmpty() == true
+ m_rect.SetWidth(0);
+ m_rect.SetHeight(0);
+
+ // since m_rect is not valid, m_id is ignored by wxToolInfo ctor...
+ m_id = 0;
+}
+
+wxToolTip::wxToolTip(wxWindow* win, unsigned int id, const wxString &tip, const wxRect& rc)
+ : m_text(tip), m_rect(rc), m_id(id)
+{
+ m_window = NULL;
+ m_others = NULL;
+
+ SetWindow(win);
}
wxToolTip::~wxToolTip()
// 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();
+
+ delete m_others;
}
// ----------------------------------------------------------------------------
// others
// ----------------------------------------------------------------------------
-void wxToolTip::Remove(WXHWND hWnd)
+/* static */
+void wxToolTip::Remove(WXHWND hWnd, unsigned int id, const wxRect& rc)
{
- wxToolInfo ti((HWND)hWnd);
+ wxToolInfo ti((HWND)hWnd, id, rc);
+
(void)SendTooltipMessage(GetToolTipCtrl(), TTM_DELTOOL, &ti);
}
-void wxToolTip::Remove()
+void wxToolTip::DoRemove(WXHWND hWnd)
{
- // remove this tool from the tooltip control
- if ( m_window )
+ if ( m_window && hWnd == m_window->GetHWND() )
+ {
+ // Remove the tooltip from the main window.
+ Remove(hWnd, m_id, m_rect);
+ }
+ else
{
- Remove(m_window->GetHWND());
+ // Not really sure what to pass to remove in this case...
+ Remove(hWnd, 0, wxRect());
}
}
-void wxToolTip::Add(WXHWND hWnd)
+void wxToolTip::Remove()
+{
+ DoForAllWindows(&wxToolTip::DoRemove);
+}
+
+void wxToolTip::AddOtherWindow(WXHWND hWnd)
+{
+ if ( !m_others )
+ m_others = new wxToolTipOtherWindows;
+
+ m_others->push_back(hWnd);
+
+ DoAddHWND(hWnd);
+}
+
+void wxToolTip::DoAddHWND(WXHWND hWnd)
{
HWND hwnd = (HWND)hWnd;
- wxToolInfo ti(hwnd);
+ wxToolInfo ti(hwnd, m_id, m_rect);
// another possibility would be to specify LPSTR_TEXTCALLBACK here as we
// store the tooltip text ourselves anyhow, and provide it in response to
// NMTTDISPINFO struct -- and setting the tooltip here we can have tooltips
// of any length
ti.hwnd = hwnd;
- ti.lpszText = (wxChar *)m_text.wx_str(); // const_cast
+ ti.lpszText = wxMSW_CONV_LPTSTR(m_text);
if ( !SendTooltipMessage(GetToolTipCtrl(), TTM_ADDTOOL, &ti) )
{
- wxLogDebug(_T("Failed to create the tooltip '%s'"), m_text.c_str());
+ wxLogDebug(wxT("Failed to create the tooltip '%s'"), m_text.c_str());
+
+ return;
}
- else
- {
+
#ifdef TTM_SETMAXTIPWIDTH
- 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);
+ 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);
+ if ( !hfont )
+ {
+ hfont = (HFONT)GetStockObject(DEFAULT_GUI_FONT);
if ( !hfont )
{
- hfont = (HFONT)GetStockObject(DEFAULT_GUI_FONT);
- if ( !hfont )
- {
- wxLogLastError(wxT("GetStockObject(DEFAULT_GUI_FONT)"));
- }
- }
-
- MemoryHDC hdc;
- if ( !hdc )
- {
- wxLogLastError(wxT("CreateCompatibleDC(NULL)"));
+ wxLogLastError(wxT("GetStockObject(DEFAULT_GUI_FONT)"));
}
+ }
- if ( !SelectObject(hdc, hfont) )
- {
- wxLogLastError(wxT("SelectObject(hfont)"));
- }
+ MemoryHDC hdc;
+ if ( !hdc )
+ {
+ wxLogLastError(wxT("CreateCompatibleDC(NULL)"));
+ }
- // find the width of the widest line
- int maxWidth = 0;
- wxStringTokenizer tokenizer(m_text, _T("\n"));
- while ( tokenizer.HasMoreTokens() )
- {
- const wxString token = tokenizer.GetNextToken();
+ if ( !SelectObject(hdc, hfont) )
+ {
+ wxLogLastError(wxT("SelectObject(hfont)"));
+ }
- SIZE sz;
- if ( !::GetTextExtentPoint32(hdc, token.wx_str(),
- token.length(), &sz) )
- {
- wxLogLastError(wxT("GetTextExtentPoint32"));
- }
+ // find the width of the widest line
+ int maxWidth = 0;
+ wxStringTokenizer tokenizer(m_text, wxT("\n"));
+ while ( tokenizer.HasMoreTokens() )
+ {
+ const wxString token = tokenizer.GetNextToken();
- if ( sz.cx > maxWidth )
- maxWidth = sz.cx;
+ SIZE sz;
+ if ( !::GetTextExtentPoint32(hdc, token.t_str(),
+ token.length(), &sz) )
+ {
+ wxLogLastError(wxT("GetTextExtentPoint32"));
}
- // limit size to ms_maxWidth, if set
- if ( ms_maxWidth == 0 )
- {
- // this is more or less arbitrary but seems to work well
- static const int DEFAULT_MAX_WIDTH = 400;
+ if ( sz.cx > maxWidth )
+ maxWidth = sz.cx;
+ }
- ms_maxWidth = wxGetClientDisplayRect().width / 2;
+ // limit size to ms_maxWidth, if set
+ if ( ms_maxWidth == 0 )
+ {
+ // this is more or less arbitrary but seems to work well
+ static const int DEFAULT_MAX_WIDTH = 400;
- if ( ms_maxWidth > DEFAULT_MAX_WIDTH )
- ms_maxWidth = DEFAULT_MAX_WIDTH;
- }
+ ms_maxWidth = wxGetClientDisplayRect().width / 2;
- if ( ms_maxWidth != -1 && maxWidth > ms_maxWidth )
- maxWidth = ms_maxWidth;
+ if ( ms_maxWidth > DEFAULT_MAX_WIDTH )
+ ms_maxWidth = DEFAULT_MAX_WIDTH;
+ }
+
+ if ( ms_maxWidth != -1 && maxWidth > ms_maxWidth )
+ maxWidth = ms_maxWidth;
- // only set a new width if it is bigger than the current setting
+ // only set a new width if it is bigger than the current setting:
+ // otherwise adding a tooltip with shorter line(s) than a previous
+ // one would result in breaking the longer lines unnecessarily as
+ // all our tooltips share the same maximal width
+ if ( maxWidth > SendTooltipMessage(GetToolTipCtrl(),
+ TTM_GETMAXTIPWIDTH, 0) )
+ {
SendTooltipMessage(GetToolTipCtrl(), TTM_SETMAXTIPWIDTH,
wxUIntToPtr(maxWidth));
}
- else
+ }
+ else
#endif // TTM_SETMAXTIPWIDTH
- {
- // 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.wx_str(); // const_cast
+ {
+ // replace the '\n's with spaces because otherwise they appear as
+ // unprintable characters in the tooltip string
+ m_text.Replace(wxT("\n"), wxT(" "));
+ ti.lpszText = wxMSW_CONV_LPTSTR(m_text);
- if ( !SendTooltipMessage(GetToolTipCtrl(), TTM_ADDTOOL, &ti) )
- {
- wxLogDebug(_T("Failed to create the tooltip '%s'"), m_text.c_str());
- }
+ if ( !SendTooltipMessage(GetToolTipCtrl(), TTM_ADDTOOL, &ti) )
+ {
+ wxLogDebug(wxT("Failed to create the tooltip '%s'"), m_text.c_str());
}
}
}
// add the window itself
if ( m_window )
{
- Add(m_window->GetHWND());
+ DoAddHWND(m_window->GetHWND());
}
#if !defined(__WXUNIVERSAL__)
// and all of its subcontrols (e.g. radio buttons in a radiobox) as well
HWND hwnd = GetDlgItem(GetHwndOf(m_window), id);
if ( !hwnd )
{
- // may be it's a child of parent of the control, in fact?
+ // maybe it's a child of parent of the control, in fact?
// (radiobuttons are subcontrols, i.e. children of the radiobox
// for wxWidgets but are its siblings at Windows level)
hwnd = GetDlgItem(GetHwndOf(m_window->GetParent()), id);
}
// must have it by now!
- wxASSERT_MSG( hwnd, _T("no hwnd for subcontrol?") );
+ wxASSERT_MSG( hwnd, wxT("no hwnd for subcontrol?") );
- Add((WXHWND)hwnd);
+ AddOtherWindow((WXHWND)hwnd);
}
}
#endif // !defined(__WXUNIVERSAL__)
}
+void wxToolTip::SetRect(const wxRect& rc)
+{
+ m_rect = rc;
+
+ if ( m_window )
+ {
+ wxToolInfo ti(GetHwndOf(m_window), m_id, m_rect);
+ (void)SendTooltipMessage(GetToolTipCtrl(), TTM_NEWTOOLRECT, &ti);
+ }
+}
+
void wxToolTip::SetTip(const wxString& tip)
{
m_text = tip;
+ DoForAllWindows(&wxToolTip::DoSetTip);
+}
+
+void wxToolTip::DoSetTip(WXHWND hWnd)
+{
+ // update the tip text shown by the control
+ wxToolInfo ti((HWND)hWnd, m_id, m_rect);
+
+ // for some reason, changing the tooltip text directly results in
+ // repaint of the controls under it, see #10520 -- but this doesn't
+ // happen if we reset it first
+ ti.lpszText = const_cast<wxChar *>(wxT(""));
+ (void)SendTooltipMessage(GetToolTipCtrl(), TTM_UPDATETIPTEXT, &ti);
+
+ ti.lpszText = wxMSW_CONV_LPTSTR(m_text);
+ (void)SendTooltipMessage(GetToolTipCtrl(), TTM_UPDATETIPTEXT, &ti);
+}
+
+void wxToolTip::DoForAllWindows(void (wxToolTip::*func)(WXHWND))
+{
if ( m_window )
{
- // update the tip text shown by the control
- wxToolInfo ti(GetHwndOf(m_window));
-
- // for some reason, changing the tooltip text directly results in
- // repaint of the controls under it, see #10520 -- but this doesn't
- // happen if we reset it first
- ti.lpszText = _T("");
- (void)SendTooltipMessage(GetToolTipCtrl(), TTM_UPDATETIPTEXT, &ti);
+ (this->*func)(m_window->GetHWND());
+ }
- ti.lpszText = const_cast<wxChar *>(m_text.wx_str());
- (void)SendTooltipMessage(GetToolTipCtrl(), TTM_UPDATETIPTEXT, &ti);
+ if ( m_others )
+ {
+ for ( wxToolTipOtherWindows::const_iterator it = m_others->begin();
+ it != m_others->end();
+ ++it )
+ {
+ (this->*func)(*it);
+ }
}
}
projects / wxWidgets.git / blobdiff