src/palmos/statbrpalm.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/palmos/statbrpalm.cpp
   3 // Purpose:     Implementation of wxStatusBar for PalmOS
   4 // Author:      William Osborne - minimal working wxPalmOS port
   5 // Modified by: Wlodzimierz ABX Skiba - transition from faked drawing to native statusbar
   6 // Created:     10/13/04
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) William Osborne, Wlodzimierz Skiba
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "statusbr.h"
  14 #endif
  15
  16 // for compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20   #pragma hdrstop
  21 #endif
  22
  23 #ifndef WX_PRECOMP
  24   #include "wx/setup.h"
  25   #include "wx/frame.h"
  26   #include "wx/settings.h"
  27   #include "wx/dcclient.h"
  28 #endif
  29
  30 #if wxUSE_NATIVE_STATUSBAR
  31
  32 #include "wx/intl.h"
  33 #include "wx/log.h"
  34 #include "wx/statusbr.h"
  35
  36 // ----------------------------------------------------------------------------
  37 // macros
  38 // ----------------------------------------------------------------------------
  39
  40 // ============================================================================
  41 // implementation
  42 // ============================================================================
  43
  44 // ----------------------------------------------------------------------------
  45 // wxStatusBarPalm class
  46 // ----------------------------------------------------------------------------
  47
  48 wxStatusBarPalm::wxStatusBarPalm()
  49 {
  50     SetParent(NULL);
  51 }
  52
  53 bool wxStatusBarPalm::Create(wxWindow *parent,
  54                              wxWindowID id,
  55                              long style,
  56                              const wxString& name)
  57 {
  58     wxCHECK_MSG( parent, false, wxT("status bar must have a parent") );
  59
  60     StatusTextBuffer = NULL;
  61
  62     SetName(name);
  63     SetParent(parent);
  64     SetId( id == wxID_ANY ? NewControlId() : id );
  65
  66     parent->AddChild(this);
  67
  68     SetFieldsCount(1);
  69
  70     return true;
  71 }
  72
  73 wxStatusBarPalm::~wxStatusBarPalm()
  74 {
  75     Show();
  76
  77     DeleteStatusBuffer();
  78 }
  79
  80 bool wxStatusBarPalm::IsShown() const
  81 {
  82     return StatGetAttribute ( statAttrBarVisible , NULL );
  83 }
  84
  85 bool wxStatusBarPalm::Show( bool show )
  86 {
  87     if(show)
  88     {
  89         // show it if hidden
  90         if(IsShown())
  91             return false;
  92         status_t rc = StatShow();
  93         wxCHECK_MSG( rc == errNone, false, wxT("cannot hide status bar") );
  94     }
  95     else
  96     {
  97         // hide it if shown
  98         if(!IsShown())
  99             return false;
 100         status_t rc = StatHide();
 101         wxCHECK_MSG( rc == errNone, false, wxT("cannot hide status bar") );
 102     }
 103     return true;
 104 }
 105
 106 void wxStatusBarPalm::SetFieldsCount(int nFields, const int *widths)
 107 {
 108     // this is a Windows limitation
 109     wxASSERT_MSG( (nFields > 0) && (nFields < 255), _T("too many fields") );
 110
 111     wxStatusBarBase::SetFieldsCount(nFields, widths);
 112
 113     SetFieldsWidth();
 114 }
 115
 116 void wxStatusBarPalm::SetStatusWidths(int n, const int widths[])
 117 {
 118     wxStatusBarBase::SetStatusWidths(n, widths);
 119
 120     SetFieldsWidth();
 121 }
 122
 123 void wxStatusBarPalm::SetFieldsWidth()
 124 {
 125     // clear the status bar
 126     DeleteStatusBuffer();
 127 }
 128
 129 void wxStatusBarPalm::SetStatusText(const wxString& strText, int nField)
 130 {
 131     wxCHECK_RET( (nField >= 0) && (nField < m_nFields),
 132                  _T("invalid statusbar field index") );
 133
 134     SetStatusBufferText(strText,nField);
 135     DrawStatusBar();
 136 }
 137
 138 wxString wxStatusBarPalm::GetStatusText(int nField) const
 139 {
 140     wxCHECK_MSG( (nField >= 0) && (nField < m_nFields), wxEmptyString,
 141                  _T("invalid statusbar field index") );
 142
 143     wxString text;
 144     return text;
 145 }
 146
 147 void wxStatusBarPalm::DrawStatusBar()
 148 {
 149 #if 0
 150     int i=0;
 151     int leftPos=0;
 152     wxArrayInt widthsAbs;
 153     wxString text;
 154
 155     RectangleType EraseRect;
 156     EraseRect.topLeft.x=0;
 157     EraseRect.topLeft.y=160-FntCharHeight()-1;
 158     EraseRect.extent.x=159;
 159     EraseRect.extent.y=159;
 160     WinEraseRectangle(&EraseRect,0);
 161
 162     if(m_nFields>0)
 163         widthsAbs=CalculateAbsWidths(160 - 2*(m_nFields - 1));
 164
 165     for(i=0;i<m_nFields;i++)
 166     {
 167         text=GetStatusBufferText(i);
 168         WinDrawTruncChars(text,StrLen(text),leftPos,160-FntCharHeight(),widthsAbs[i]);
 169         leftPos+=widthsAbs[i]+2;
 170     }
 171     WinDrawLine(0,160-FntCharHeight()-1,159,160-FntCharHeight()-1);
 172 #endif
 173 }
 174
 175 void wxStatusBarPalm::SetStatusBufferText(const wxString& text, int number)
 176 {
 177     wxListString* st = GetOrCreateStatusBuffer(number);
 178
 179     wxString tmp1(text);
 180     wxString* tmp = new wxString(tmp1);
 181     st->Insert(tmp);
 182 }
 183
 184 wxString wxStatusBarPalm::GetStatusBufferText(int number)
 185 {
 186     wxListString *st = GetStatusBufferStack(number);
 187     if(st==0)
 188         return wxEmptyString;
 189
 190     wxListString::compatibility_iterator top = st->GetFirst();
 191     return(*top->GetData());
 192 }
 193
 194 wxListString *wxStatusBarPalm::GetOrCreateStatusBuffer(int i)
 195 {
 196     if(!StatusTextBuffer)
 197     {
 198         StatusTextBuffer = new wxListString*[m_nFields];
 199
 200         size_t j;
 201         for(j = 0; j < (size_t)m_nFields; ++j) StatusTextBuffer[j] = 0;
 202     }
 203
 204     if(!StatusTextBuffer[i])
 205     {
 206         StatusTextBuffer[i] = new wxListString();
 207     }
 208     else
 209     {
 210         wxListString *st=StatusTextBuffer[i];
 211         wxListString::compatibility_iterator top = st->GetFirst();
 212         delete top->GetData();
 213         st->Erase(top);
 214         delete st;
 215
 216         StatusTextBuffer[i] = new wxListString();
 217     }
 218
 219     return StatusTextBuffer[i];
 220 }
 221
 222 wxListString *wxStatusBarPalm::GetStatusBufferStack(int i) const
 223 {
 224     if(!StatusTextBuffer)
 225         return 0;
 226     return StatusTextBuffer[i];
 227 }
 228
 229 void wxStatusBarPalm::DeleteStatusBuffer()
 230 {
 231     if(!StatusTextBuffer)
 232     {
 233         return;
 234     }
 235
 236     for(int i=0;i<m_nFields;i++)
 237     {
 238         if(StatusTextBuffer[i])
 239         {
 240             wxListString *st=StatusTextBuffer[i];
 241             wxListString::compatibility_iterator top = st->GetFirst();
 242             delete top->GetData();
 243             st->Erase(top);
 244             delete st;
 245             StatusTextBuffer[i]=0;
 246         }
 247     }
 248     delete[] m_statusTextStacks;
 249 }
 250
 251 int wxStatusBarPalm::GetBorderX() const
 252 {
 253     return 0;
 254 }
 255
 256 int wxStatusBarPalm::GetBorderY() const
 257 {
 258     return 0;
 259 }
 260
 261 void wxStatusBarPalm::SetMinHeight(int height)
 262 {
 263 }
 264
 265 bool wxStatusBarPalm::GetFieldRect(int i, wxRect& rect) const
 266 {
 267 }
 268
 269 void wxStatusBarPalm::DoMoveWindow(int x, int y, int width, int height)
 270 {
 271 }
 272
 273 #endif // wxUSE_NATIVE_STATUSBAR
 274