#endif
#include "wx/msw/private.h"
+#include "wx/tooltip.h"
#include <windowsx.h>
#if wxUSE_UXTHEME
long style,
const wxString& name)
{
- wxCHECK_MSG( parent, false, wxT("status bar must have a parent") );
+ wxCHECK_MSG( parent, false, "status bar must have a parent" );
SetName(name);
SetWindowStyleFlag(style);
m_hWnd = CreateWindow
(
STATUSCLASSNAME,
- _T(""),
+ wxT(""),
wstyle,
0, 0, 0, 0,
GetHwndOf(parent),
SetFieldsCount(1);
SubclassWin(m_hWnd);
- // cache the DC instance used by UpdateFieldText:
+ // cache the DC instance used by DoUpdateStatusText:
// NOTE: create the DC before calling InheritAttributes() since
// it may result in a call to our SetFont()
m_pDC = new wxClientDC(this);
// occupy
PostSizeEventToParent();
+ // delete existing tooltips
+ for (size_t i=0; i<m_tooltips.size(); i++)
+ {
+ if (m_tooltips[i])
+ {
+ delete m_tooltips[i];
+ m_tooltips[i] = NULL;
+ }
+ }
+
wxDELETE(m_pDC);
}
void wxStatusBar::SetFieldsCount(int nFields, const int *widths)
{
// this is a Windows limitation
- wxASSERT_MSG( (nFields > 0) && (nFields < 255), _T("too many fields") );
+ wxASSERT_MSG( (nFields > 0) && (nFields < 255), "too many fields" );
wxStatusBarBase::SetFieldsCount(nFields, widths);
- SetFieldsWidth();
+ MSWUpdateFieldsWidths();
+
+ // keep in synch also our m_tooltips array
+
+ // reset all current tooltips
+ for (size_t i=0; i<m_tooltips.size(); i++)
+ {
+ if (m_tooltips[i])
+ {
+ delete m_tooltips[i];
+ m_tooltips[i] = NULL;
+ }
+ }
+
+ // shrink/expand the array:
+ m_tooltips.resize(m_panes.GetCount(), NULL);
}
void wxStatusBar::SetStatusWidths(int n, const int widths[])
{
wxStatusBarBase::SetStatusWidths(n, widths);
- SetFieldsWidth();
+ MSWUpdateFieldsWidths();
}
-void wxStatusBar::SetFieldsWidth()
+void wxStatusBar::MSWUpdateFieldsWidths()
{
if ( m_panes.IsEmpty() )
return;
int extraWidth = aBorders[2]; // space between fields
+
+ // distribute the available space (client width) among the various fields:
+
wxArrayInt widthsAbs =
CalculateAbsWidths(GetClientSize().x - extraWidth*(m_panes.GetCount() - 1));
+
+ // update the field widths in the native control:
+
int *pWidths = new int[m_panes.GetCount()];
int nCurPos = 0;
- for ( size_t i = 0; i < m_panes.GetCount(); i++ ) {
+ for ( size_t i = 0; i < m_panes.GetCount(); i++ )
+ {
nCurPos += widthsAbs[i] + extraWidth;
pWidths[i] = nCurPos;
}
- if ( !StatusBar_SetParts(GetHwnd(), m_panes.GetCount(), pWidths) ) {
- wxLogLastError(wxT("StatusBar_SetParts"));
+ if ( !StatusBar_SetParts(GetHwnd(), m_panes.GetCount(), pWidths) )
+ {
+ wxLogLastError("StatusBar_SetParts");
}
delete [] pWidths;
-}
-
-void wxStatusBar::SetStatusText(const wxString& strText, int nField)
-{
- wxCHECK_RET( (nField >= 0) && ((size_t)nField < m_panes.GetCount()),
- _T("invalid statusbar field index") );
-
- if ( strText == GetStatusText(nField) )
- {
- // don't call StatusBar_SetText() to avoid flicker
- return;
- }
- wxStatusBarBase::SetStatusText(strText, nField);
- UpdateFieldText(nField);
+ // FIXME: we may want to call DoUpdateStatusText() here since we may need to (de)ellipsize status texts
}
-void wxStatusBar::UpdateFieldText(int nField)
+void wxStatusBar::DoUpdateStatusText(int nField)
{
if (!m_pDC)
return;
else
margin = 4;
+ int maxWidth = rc.GetWidth() - margin; // leave a small margin
+ wxString text = GetStatusText(nField);
+
// do we need to ellipsize this string?
- wxString ellipsizedStr =
- wxControl::Ellipsize(GetStatusText(nField), *m_pDC,
- GetLayoutDirection() == wxLayout_RightToLeft ? wxELLIPSIZE_START : wxELLIPSIZE_END,
- rc.GetWidth() - margin, // leave a small margin
- wxELLIPSIZE_EXPAND_TAB);
-
- // Pass both field number and style. MSDN library doesn't mention
- // that nField and style have to be 'ORed'
- if ( !StatusBar_SetText(GetHwnd(), nField | style, ellipsizedStr.wx_str()) )
+ wxEllipsizeMode ellmode = (wxEllipsizeMode)-1;
+ if (HasFlag(wxSTB_ELLIPSIZE_START)) ellmode = wxELLIPSIZE_START;
+ else if (HasFlag(wxSTB_ELLIPSIZE_MIDDLE)) ellmode = wxELLIPSIZE_MIDDLE;
+ else if (HasFlag(wxSTB_ELLIPSIZE_END)) ellmode = wxELLIPSIZE_END;
+
+ if (ellmode == (wxEllipsizeMode)-1)
+ {
+ // if we have the wxSTB_SHOW_TIPS we must set the ellipsized flag even if
+ // we don't ellipsize the text but just truncate it
+ if (HasFlag(wxSTB_SHOW_TIPS))
+ SetEllipsizedFlag(nField, m_pDC->GetTextExtent(text).GetWidth() > maxWidth);
+ }
+ else
+ {
+ text = wxControl::Ellipsize(text,
+ *m_pDC,
+ ellmode,
+ maxWidth,
+ wxELLIPSIZE_EXPAND_TAB);
+
+ // update the ellipsization status for this pane; this is used later to
+ // decide whether a tooltip should be shown or not for this pane
+ // (if we have wxSTB_SHOW_TIPS)
+ SetEllipsizedFlag(nField, text != GetStatusText(nField));
+ }
+
+ // Set the status text in the native control passing both field number and style.
+ // NOTE: MSDN library doesn't mention that nField and style have to be 'ORed'
+ if ( !StatusBar_SetText(GetHwnd(), nField | style, text.wx_str()) )
{
- wxLogLastError(wxT("StatusBar_SetText"));
+ wxLogLastError("StatusBar_SetText");
+ }
+
+ if (HasFlag(wxSTB_SHOW_TIPS))
+ {
+ wxASSERT(m_tooltips.size() == m_panes.GetCount());
+
+ if (m_tooltips[nField])
+ {
+ if (GetField(nField).IsEllipsized())
+ {
+ // update the rect of this tooltip:
+ m_tooltips[nField]->SetRect(rc);
+
+ // update also the text:
+ m_tooltips[nField]->SetTip(GetStatusText(nField));
+ }
+ else
+ {
+ // delete the tooltip associated with this pane; it's not needed anymore
+ delete m_tooltips[nField];
+ m_tooltips[nField] = NULL;
+ }
+ }
+ else
+ {
+ // create a new tooltip for this pane if needed
+ if (GetField(nField).IsEllipsized())
+ m_tooltips[nField] = new wxToolTip(this, nField, GetStatusText(nField), rc);
+ //else: leave m_tooltips[nField]==NULL
+ }
}
}
{
SendMessage(GetHwnd(), SB_SETMINHEIGHT, height + 2*GetBorderY(), 0);
- // have to send a (dummy) WM_SIZE to redraw it now
+ // we have to send a (dummy) WM_SIZE to redraw it now
SendMessage(GetHwnd(), WM_SIZE, 0, 0);
}
bool wxStatusBar::GetFieldRect(int i, wxRect& rect) const
{
wxCHECK_MSG( (i >= 0) && ((size_t)i < m_panes.GetCount()), false,
- _T("invalid statusbar field index") );
+ "invalid statusbar field index" );
RECT r;
if ( !::SendMessage(GetHwnd(), SB_GETRECT, i, (LPARAM)&r) )
{
- wxLogLastError(wxT("SendMessage(SB_GETRECT)"));
+ wxLogLastError("SendMessage(SB_GETRECT)");
}
#if wxUSE_UXTHEME
- wxUxThemeHandle theme((wxStatusBar *)this, L"Status"); // const_cast
+ wxUxThemeHandle theme(const_cast<wxStatusBar*>(this), L"Status");
if ( theme )
{
// by default Windows has a 2 pixel border to the right of the left
}
// adjust fields widths to the new size
- SetFieldsWidth();
+ MSWUpdateFieldsWidths();
// we have to trigger wxSizeEvent if there are children window in status
// bar because GetFieldRect returned incorrect (not updated) values up to
style = 0;
break;
}
+
// The SB_SETTEXT message is both used to set the field's text as well as
- // the fields' styles. MSDN library doesn't mention
- // that nField and style have to be 'ORed'
+ // the fields' styles.
+ // NOTE: MSDN library doesn't mention that nField and style have to be 'ORed'
wxString text = GetStatusText(i);
if (!StatusBar_SetText(GetHwnd(), style | i, text.wx_str()))
{
- wxLogLastError(wxT("StatusBar_SetText"));
+ wxLogLastError("StatusBar_SetText");
}
}
}
}
#endif
- if ( nMsg == WM_SIZE )
+ bool needsEllipsization = HasFlag(wxSTB_ELLIPSIZE_START) ||
+ HasFlag(wxSTB_ELLIPSIZE_MIDDLE) ||
+ HasFlag(wxSTB_ELLIPSIZE_END);
+ if ( nMsg == WM_SIZE && needsEllipsization )
{
for (int i=0; i<GetFieldsCount(); i++)
- UpdateFieldText(i);
+ DoUpdateStatusText(i);
// re-set the field text, in case we need to ellipsize
// (or de-ellipsize) some parts of it
}
return wxStatusBarBase::MSWWindowProc(nMsg, wParam, lParam);
}
+#if wxUSE_TOOLTIPS
+bool wxStatusBar::MSWProcessMessage(WXMSG* pMsg)
+{
+ if ( HasFlag(wxSTB_SHOW_TIPS) )
+ {
+ // for a tooltip to be shown, we need to relay mouse events to it;
+ // this is typically done by wxWindowMSW::MSWProcessMessage but only
+ // if wxWindow::m_tooltip pointer is non-NULL.
+ // Since wxStatusBar has multiple tooltips for a single HWND, it keeps
+ // wxWindow::m_tooltip == NULL and then relays mouse events here:
+ MSG *msg = (MSG *)pMsg;
+ if ( msg->message == WM_MOUSEMOVE )
+ wxToolTip::RelayEvent(pMsg);
+ }
+
+ return wxWindow::MSWProcessMessage(pMsg);
+}
+
+bool wxStatusBar::MSWOnNotify(int WXUNUSED(idCtrl), WXLPARAM lParam, WXLPARAM* WXUNUSED(result))
+{
+ if ( HasFlag(wxSTB_SHOW_TIPS) )
+ {
+ // see comment in wxStatusBar::MSWProcessMessage for more info;
+ // basically we need to override wxWindow::MSWOnNotify because
+ // we have wxWindow::m_tooltip always NULL but we still use tooltips...
+
+ NMHDR* hdr = (NMHDR *)lParam;
+
+ wxString str;
+ if (hdr->idFrom < m_tooltips.size() && m_tooltips[hdr->idFrom])
+ str = m_tooltips[hdr->idFrom]->GetTip();
+
+ if ( HandleTooltipNotify(hdr->code, lParam, str))
+ {
+ // processed
+ return true;
+ }
+ }
+
+ return false;
+}
+#endif // wxUSE_TOOLTIPS
+
#endif // wxUSE_STATUSBAR && wxUSE_NATIVE_STATUSBAR
projects / wxWidgets.git / blobdiff