don't test sei.hInstApp in DoLaunchDefaultBrowser(), just look at ShellExecuteEx...

[wxWidgets.git] / src / common / statbar.cpp

diff --git a/src/common/statbar.cpp b/src/common/statbar.cpp
index bd3a277d88e0fbba791ab95bd9ed61ab7f62cec3..36f0ac976e0dad7dcaa2345538a5c008ba4ee280 100644 (file)
--- a/src/common/statbar.cpp
+++ b/src/common/statbar.cpp
@@ -1,12 +1,12 @@
 ///////////////////////////////////////////////////////////////////////////////
 ///////////////////////////////////////////////////////////////////////////////

-// Name:        common/statbar.cpp
+// Name:        src/common/statbar.cpp

 // Purpose:     wxStatusBarBase implementation
 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     14.10.01
 // RCS-ID:      $Id$
 // Copyright:   (c) 2001 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
 // Purpose:     wxStatusBarBase implementation
 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     14.10.01
 // RCS-ID:      $Id$
 // Copyright:   (c) 2001 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>

-// License:     wxWindows license
+// License:     wxWindows licence

 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================


@@ -17,10 +17,6 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#ifdef __GNUG__
-    #pragma implementation "statbar.h"
-#endif
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 


@@ -28,11 +24,18 @@
     #pragma hdrstop
 #endif
 
     #pragma hdrstop
 #endif
 

+#if wxUSE_STATUSBAR
+
+#include "wx/statusbr.h"
+

 #ifndef WX_PRECOMP
 #ifndef WX_PRECOMP

-    #include "wx/statusbr.h"
+    #include "wx/frame.h"

 #endif //WX_PRECOMP
 
 #endif //WX_PRECOMP
 

-#if wxUSE_STATUSBAR
+#include "wx/listimpl.cpp"
+WX_DEFINE_LIST(wxListString)
+
+const char wxStatusBarNameStr[] = "statusBar";

 
 // ============================================================================
 // wxStatusBarBase implementation
 
 // ============================================================================
 // wxStatusBarBase implementation


@@ -49,11 +52,23 @@ wxStatusBarBase::wxStatusBarBase()
     m_nFields = 0;
 
     InitWidths();
     m_nFields = 0;
 
     InitWidths();

+    InitStacks();
+    InitStyles();

 }
 
 wxStatusBarBase::~wxStatusBarBase()
 {
     FreeWidths();
 }
 
 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);
+    }

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -70,6 +85,20 @@ void wxStatusBarBase::FreeWidths()
     delete [] m_statusWidths;
 }
 
     delete [] m_statusWidths;
 }
 

+// ----------------------------------------------------------------------------
+// styles array handling
+// ----------------------------------------------------------------------------
+
+void wxStatusBarBase::InitStyles()
+{
+    m_statusStyles = NULL;
+}
+
+void wxStatusBarBase::FreeStyles()
+{
+    delete [] m_statusStyles;
+}
+

 // ----------------------------------------------------------------------------
 // field widths
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // field widths
 // ----------------------------------------------------------------------------


@@ -78,15 +107,60 @@ void wxStatusBarBase::SetFieldsCount(int number, const int *widths)
 {
     wxCHECK_RET( number > 0, _T("invalid field number in SetFieldsCount") );
 
 {
     wxCHECK_RET( number > 0, _T("invalid field number in SetFieldsCount") );
 

-    bool refresh = FALSE;
+    bool refresh = false;

 
     if ( number != m_nFields )
     {
 
     if ( number != m_nFields )
     {

+        // copy stacks if present
+        if(m_statusTextStacks)
+        {
+            wxListString **newStacks = new wxListString*[number];
+            size_t i, j, max = wxMin(number, m_nFields);
+
+            // copy old stacks
+            for(i = 0; i < max; ++i)
+                newStacks[i] = m_statusTextStacks[i];
+            // free old stacks in excess
+            for(j = i; j < (size_t)m_nFields; ++j)
+            {
+                if(m_statusTextStacks[j])
+                {
+                    m_statusTextStacks[j]->Clear();
+                    delete m_statusTextStacks[j];
+                }
+            }
+            // initialize new stacks to NULL
+            for(j = i; j < (size_t)number; ++j)
+                newStacks[j] = 0;
+
+            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();
 
         m_nFields = number;
 
         ReinitWidths();
 

-        refresh = TRUE;
+        refresh = true;

     }
     //else: keep the old m_statusWidths if we had them
 
     }
     //else: keep the old m_statusWidths if we had them
 


@@ -95,7 +169,7 @@ void wxStatusBarBase::SetFieldsCount(int number, const int *widths)
         SetStatusWidths(number, widths);
 
         // already done from SetStatusWidths()
         SetStatusWidths(number, widths);
 
         // already done from SetStatusWidths()

-        refresh = FALSE;
+        refresh = false;

     }
 
     if ( refresh )
     }
 
     if ( refresh )


@@ -121,18 +195,50 @@ void wxStatusBarBase::SetStatusWidths(int WXUNUSED_UNLESS_DEBUG(n),
     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_statusWidths == NULL )
     {
 wxArrayInt wxStatusBarBase::CalculateAbsWidths(wxCoord widthTotal) const
 {
     wxArrayInt widths;
 
     if ( m_statusWidths == NULL )
     {

-        // default: all fields have the same width
-        int nWidth = widthTotal / m_nFields;
-        for ( int i = 0; i < m_nFields; i++ )
+        if ( m_nFields )

         {
         {

-            widths.Add(nWidth);
+            // 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-- )
+            {
+                // 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

     }
     else // have explicit status widths
     {
     }
     else // have explicit status widths
     {


@@ -154,16 +260,7 @@ wxArrayInt wxStatusBarBase::CalculateAbsWidths(wxCoord widthTotal) const
         }
 
         // the amount of extra width we have per each var width field
         }
 
         // 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++ )
 
         // do fill the array
         for ( i = 0; i < m_nFields; i++ )


@@ -174,7 +271,10 @@ wxArrayInt wxStatusBarBase::CalculateAbsWidths(wxCoord widthTotal) const
             }
             else
             {
             }
             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);

             }
         }
     }
             }
         }
     }


@@ -182,5 +282,87 @@ wxArrayInt wxStatusBarBase::CalculateAbsWidths(wxCoord widthTotal) const
     return widths;
 }
 
     return widths;
 }
 

-#endif // wxUSE_STATUSBAR
+// ----------------------------------------------------------------------------
+// text stacks handling
+// ----------------------------------------------------------------------------
+
+void wxStatusBarBase::InitStacks()
+{
+    m_statusTextStacks = NULL;
+}
+
+void wxStatusBarBase::FreeStacks()
+{
+    if ( !m_statusTextStacks )
+        return;
+
+    for ( size_t i = 0; i < (size_t)m_nFields; ++i )
+    {
+        if ( m_statusTextStacks[i] )
+        {
+            wxListString& t = *m_statusTextStacks[i];
+            WX_CLEAR_LIST(wxListString, t);
+            delete m_statusTextStacks[i];
+        }
+    }
+
+    delete[] m_statusTextStacks;
+}
+
+// ----------------------------------------------------------------------------
+// text stacks
+// ----------------------------------------------------------------------------
+
+void wxStatusBarBase::PushStatusText(const wxString& text, int number)
+{
+    wxListString* st = GetOrCreateStatusStack(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);
+}
+
+void wxStatusBarBase::PopStatusText(int number)
+{
+    wxListString *st = GetStatusStack(number);
+    wxCHECK_RET( st, _T("Unbalanced PushStatusText/PopStatusText") );
+    wxListString::compatibility_iterator top = st->GetFirst();
+
+    SetStatusText(*top->GetData(), number);
+    delete top->GetData();
+    st->Erase(top);
+    if(st->GetCount() == 0)
+    {
+        delete st;
+        m_statusTextStacks[number] = 0;
+    }
+}
+
+wxListString *wxStatusBarBase::GetStatusStack(int i) const
+{
+    if(!m_statusTextStacks)
+        return 0;
+    return m_statusTextStacks[i];
+}

 
 

+wxListString *wxStatusBarBase::GetOrCreateStatusStack(int i)
+{
+    if(!m_statusTextStacks)
+    {
+        m_statusTextStacks = new wxListString*[m_nFields];
+
+        size_t j;
+        for(j = 0; j < (size_t)m_nFields; ++j) m_statusTextStacks[j] = 0;
+    }
+
+    if(!m_statusTextStacks[i])
+    {
+        m_statusTextStacks[i] = new wxListString();
+    }
+
+    return m_statusTextStacks[i];
+}
+
+#endif // wxUSE_STATUSBAR