///////////////////////////////////////////////////////////////////////////////
-// Name: common/statbar.cpp
+// Name: src/common/statbar.cpp
// Purpose: wxStatusBarBase implementation
// Author: Vadim Zeitlin
// Modified by:
// headers
// ----------------------------------------------------------------------------
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
- #pragma implementation "statbar.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#pragma hdrstop
#endif
+#if wxUSE_STATUSBAR
+
+#include "wx/statusbr.h"
+
#ifndef WX_PRECOMP
- #include "wx/statusbr.h"
+ #include "wx/frame.h"
#endif //WX_PRECOMP
-#if wxUSE_STATUSBAR
-
#include "wx/listimpl.cpp"
-WX_DEFINE_LIST(wxListString);
+WX_DEFINE_LIST(wxListString)
+
+const wxChar wxStatusBarNameStr[] = wxT("statusBar");
// ============================================================================
// wxStatusBarBase implementation
InitWidths();
InitStacks();
+ InitStyles();
}
wxStatusBarBase::~wxStatusBarBase()
{
FreeWidths();
FreeStacks();
+ FreeStyles();
+
+ // notify the frame that it doesn't have a status bar any longer to avoid
+ // dangling pointers
+ wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
+ if ( frame && frame->GetStatusBar() == this )
+ {
+ frame->SetStatusBar(NULL);
+ }
}
// ----------------------------------------------------------------------------
delete [] m_statusWidths;
}
+// ----------------------------------------------------------------------------
+// styles array handling
+// ----------------------------------------------------------------------------
+
+void wxStatusBarBase::InitStyles()
+{
+ m_statusStyles = NULL;
+}
+
+void wxStatusBarBase::FreeStyles()
+{
+ delete [] m_statusStyles;
+}
+
// ----------------------------------------------------------------------------
// field widths
// ----------------------------------------------------------------------------
{
wxCHECK_RET( number > 0, _T("invalid field number in SetFieldsCount") );
- bool refresh = FALSE;
+ bool refresh = false;
if ( number != m_nFields )
{
m_statusTextStacks = newStacks;
}
+ // Resize styles array
+ if (m_statusStyles)
+ {
+ int *oldStyles = m_statusStyles;
+ m_statusStyles = new int[number];
+ int i, max = wxMin(number, m_nFields);
+
+ // copy old styles
+ for (i = 0; i < max; ++i)
+ m_statusStyles[i] = oldStyles[i];
+
+ // initialize new styles to wxSB_NORMAL
+ for (i = max; i < number; ++i)
+ m_statusStyles[i] = wxSB_NORMAL;
+
+ // free old styles
+ delete [] oldStyles;
+ }
+
+
m_nFields = number;
ReinitWidths();
- refresh = TRUE;
+ refresh = true;
}
//else: keep the old m_statusWidths if we had them
SetStatusWidths(number, widths);
// already done from SetStatusWidths()
- refresh = FALSE;
+ refresh = false;
}
if ( refresh )
Refresh();
}
+void wxStatusBarBase::SetStatusStyles(int WXUNUSED_UNLESS_DEBUG(n),
+ const int styles[])
+{
+ wxCHECK_RET( styles, _T("NULL pointer in SetStatusStyles") );
+
+ wxASSERT_MSG( n == m_nFields, _T("field number mismatch") );
+
+ if ( !m_statusStyles )
+ m_statusStyles = new int[m_nFields];
+
+ for ( int i = 0; i < m_nFields; i++ )
+ {
+ m_statusStyles[i] = styles[i];
+ }
+
+ // update the display after the widths changed
+ Refresh();
+}
+
wxArrayInt wxStatusBarBase::CalculateAbsWidths(wxCoord widthTotal) const
{
wxArrayInt widths;
{
if ( m_nFields )
{
- // default: all fields have the same width
- int nWidth = widthTotal / m_nFields;
- for ( int i = 0; i < m_nFields; i++ )
+ // Default: all fields have the same width. This is not always
+ // possible to do exactly (if widthTotal is not divisible by
+ // m_nFields) - if that happens, we distribute the extra pixels
+ // among all fields:
+ int widthToUse = widthTotal;
+
+ for ( int i = m_nFields; i > 0; i-- )
{
- widths.Add(nWidth);
+ // divide the unassigned width evently between the
+ // not yet processed fields:
+ int w = widthToUse / i;
+ widths.Add(w);
+ widthToUse -= w;
}
+
}
//else: we're empty anyhow
}
}
// the amount of extra width we have per each var width field
- int nVarWidth;
- if ( nVarCount )
- {
- int widthExtra = widthTotal - nTotalWidth;
- nVarWidth = widthExtra > 0 ? widthExtra / nVarCount : 0;
- }
- else // no var width fields at all
- {
- nVarWidth = 0;
- }
+ int widthExtra = widthTotal - nTotalWidth;
// do fill the array
for ( i = 0; i < m_nFields; i++ )
}
else
{
- widths.Add(-m_statusWidths[i]*nVarWidth);
+ int nVarWidth = widthExtra > 0 ? (widthExtra * -m_statusWidths[i]) / nVarCount : 0;
+ nVarCount += m_statusWidths[i];
+ widthExtra -= nVarWidth;
+ widths.Add(nVarWidth);
}
}
}
void wxStatusBarBase::FreeStacks()
{
- if(!m_statusTextStacks) return;
- size_t i;
+ if ( !m_statusTextStacks )
+ return;
- for(i = 0; i < (size_t)m_nFields; ++i)
+ for ( size_t i = 0; i < (size_t)m_nFields; ++i )
{
- if(m_statusTextStacks[i])
+ if ( m_statusTextStacks[i] )
{
wxListString& t = *m_statusTextStacks[i];
WX_CLEAR_LIST(wxListString, t);
void wxStatusBarBase::PushStatusText(const wxString& text, int number)
{
wxListString* st = GetOrCreateStatusStack(number);
- st->Insert(new wxString(GetStatusText(number)));
+ // This long-winded way around avoids an internal compiler error
+ // in VC++ 6 with RTTI enabled
+ wxString tmp1(GetStatusText(number));
+ wxString* tmp = new wxString(tmp1);
+ st->Insert(tmp);
SetStatusText(text, number);
}
}
#endif // wxUSE_STATUSBAR
-