src/palmos/statbrpalm.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        palmos/statbrpalm.cpp
   3 // Purpose:     Implementation of wxStatusBar for PalmOS
   4 // Author:      William Osborne
   5 // Modified by:
   6 // Created:     10/13/04
   7 // RCS-ID:      $Id:
   8 // Copyright:   (c) William Osborne
   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_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     m_hWnd = 0;
  52     m_windowId = 0;
  53 }
  54
  55 bool wxStatusBarPalm::Create(wxWindow *parent,
  56                            wxWindowID id,
  57                            long style,
  58                            const wxString& name)
  59 {
  60     wxCHECK_MSG( parent, FALSE, wxT("status bar must have a parent") );
  61
  62     StatusTextBuffer = NULL;
  63
  64     SetName(name);
  65     SetParent(parent);
  66
  67     parent->AddChild(this);
  68
  69     m_windowId = id == -1 ? NewControlId() : id;
  70
  71     SetFieldsCount(1);
  72     SubclassWin(m_hWnd);
  73
  74     return TRUE;
  75 }
  76
  77 wxStatusBarPalm::~wxStatusBarPalm()
  78 {
  79     DeleteStatusBuffer();
  80 }
  81
  82 void wxStatusBarPalm::SetFieldsCount(int nFields, const int *widths)
  83 {
  84     // this is a Windows limitation
  85     wxASSERT_MSG( (nFields > 0) && (nFields < 255), _T("too many fields") );
  86
  87     wxStatusBarBase::SetFieldsCount(nFields, widths);
  88
  89     SetFieldsWidth();
  90 }
  91
  92 void wxStatusBarPalm::SetStatusWidths(int n, const int widths[])
  93 {
  94     wxStatusBarBase::SetStatusWidths(n, widths);
  95
  96     SetFieldsWidth();
  97 }
  98
  99 void wxStatusBarPalm::SetFieldsWidth()
 100 {
 101     // clear the status bar
 102     DeleteStatusBuffer();
 103 }
 104
 105 void wxStatusBarPalm::SetStatusText(const wxString& strText, int nField)
 106 {
 107     wxCHECK_RET( (nField >= 0) && (nField < m_nFields),
 108                  _T("invalid statusbar field index") );
 109
 110     SetStatusBufferText(strText,nField);
 111     DrawStatusBar();
 112 }
 113
 114 wxString wxStatusBarPalm::GetStatusText(int nField) const
 115 {
 116     wxCHECK_MSG( (nField >= 0) && (nField < m_nFields), wxEmptyString,
 117                  _T("invalid statusbar field index") );
 118
 119     wxString text;
 120     return text;
 121 }
 122
 123 void wxStatusBarPalm::DrawStatusBar()
 124 {
 125     int i=0;
 126     int leftPos=0;
 127     wxArrayInt widthsAbs;
 128     wxString text;
 129
 130     RectangleType EraseRect;
 131     EraseRect.topLeft.x=0;
 132     EraseRect.topLeft.y=160-FntCharHeight()-1;
 133     EraseRect.extent.x=159;
 134     EraseRect.extent.y=159;
 135     WinEraseRectangle(&EraseRect,0);
 136
 137     if(m_nFields>0)
 138         widthsAbs=CalculateAbsWidths(160 - 2*(m_nFields - 1));
 139
 140     for(i=0;i<m_nFields;i++)
 141     {
 142         text=GetStatusBufferText(i);
 143         WinDrawTruncChars(text,StrLen(text),leftPos,160-FntCharHeight(),widthsAbs[i]);
 144         leftPos+=widthsAbs[i]+2;
 145     }
 146     WinDrawLine(0,160-FntCharHeight()-1,159,160-FntCharHeight()-1);
 147 }
 148
 149 void wxStatusBarPalm::SetStatusBufferText(const wxString& text, int number)
 150 {
 151     wxListString* st = GetOrCreateStatusBuffer(number);
 152
 153     wxString tmp1(text);
 154     wxString* tmp = new wxString(tmp1);
 155     st->Insert(tmp);
 156 }
 157
 158 wxString wxStatusBarPalm::GetStatusBufferText(int number)
 159 {
 160     wxListString *st = GetStatusBufferStack(number);
 161     if(st==0)
 162         return "";
 163
 164     wxListString::compatibility_iterator top = st->GetFirst();
 165     return(*top->GetData());
 166 }
 167
 168 wxListString *wxStatusBarPalm::GetOrCreateStatusBuffer(int i)
 169 {
 170     if(!StatusTextBuffer)
 171     {
 172         StatusTextBuffer = new wxListString*[m_nFields];
 173
 174         size_t j;
 175         for(j = 0; j < (size_t)m_nFields; ++j) StatusTextBuffer[j] = 0;
 176     }
 177
 178     if(!StatusTextBuffer[i])
 179     {
 180         StatusTextBuffer[i] = new wxListString();
 181     }
 182     else
 183     {
 184         wxListString *st=StatusTextBuffer[i];
 185         wxListString::compatibility_iterator top = st->GetFirst();
 186         delete top->GetData();
 187         st->Erase(top);
 188         delete st;
 189
 190         StatusTextBuffer[i] = new wxListString();
 191     }
 192
 193     return StatusTextBuffer[i];
 194 }
 195
 196 wxListString *wxStatusBarPalm::GetStatusBufferStack(int i) const
 197 {
 198     if(!StatusTextBuffer)
 199         return 0;
 200     return StatusTextBuffer[i];
 201 }
 202
 203 void wxStatusBarPalm::DeleteStatusBuffer()
 204 {
 205     if(!StatusTextBuffer)
 206     {
 207         return;
 208     }
 209
 210     for(int i=0;i<m_nFields;i++)
 211     {
 212         if(StatusTextBuffer[i])
 213         {
 214             wxListString *st=StatusTextBuffer[i];
 215             wxListString::compatibility_iterator top = st->GetFirst();
 216             delete top->GetData();
 217             st->Erase(top);
 218             delete st;
 219             StatusTextBuffer[i]=0;
 220         }
 221     }
 222     delete[] m_statusTextStacks;
 223 }
 224
 225 int wxStatusBarPalm::GetBorderX() const
 226 {
 227     return 0;
 228 }
 229
 230 int wxStatusBarPalm::GetBorderY() const
 231 {
 232     return 0;
 233 }
 234
 235 void wxStatusBarPalm::SetMinHeight(int height)
 236 {
 237 }
 238
 239 bool wxStatusBarPalm::GetFieldRect(int i, wxRect& rect) const
 240 {
 241 }
 242
 243 void wxStatusBarPalm::DoMoveWindow(int x, int y, int width, int height)
 244 {
 245 }
 246
 247 #endif // wxUSE_STATUSBAR
 248