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     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 == wxID_ANY ? NewControlId() : id;
  70
  71     SetFieldsCount(1);
  72     SubclassWin(m_hWnd);
  73
  74     return true;
  75 }
  76
  77 wxStatusBarPalm::~wxStatusBarPalm()
  78 {
  79     Show();
  80
  81     DeleteStatusBuffer();
  82 }
  83
  84 bool wxStatusBarPalm::IsShown() const
  85 {
  86     return StatGetAttribute ( statAttrBarVisible , NULL );
  87 }
  88
  89 bool wxStatusBarPalm::Show( bool show )
  90 {
  91     if(show)
  92     {
  93         // show it if hidden
  94         if(IsShown())
  95             return false;
  96         status_t rc = StatShow();
  97         wxCHECK_MSG( rc == errNone, false, wxT("cannot hide status bar") );
  98     }
  99     else
 100     {
 101         // hide it if shown
 102         if(!IsShown())
 103             return false;
 104         status_t rc = StatHide();
 105         wxCHECK_MSG( rc == errNone, false, wxT("cannot hide status bar") );
 106     }
 107     return true;
 108 }
 109
 110 void wxStatusBarPalm::SetFieldsCount(int nFields, const int *widths)
 111 {
 112     // this is a Windows limitation
 113     wxASSERT_MSG( (nFields > 0) && (nFields < 255), _T("too many fields") );
 114
 115     wxStatusBarBase::SetFieldsCount(nFields, widths);
 116
 117     SetFieldsWidth();
 118 }
 119
 120 void wxStatusBarPalm::SetStatusWidths(int n, const int widths[])
 121 {
 122     wxStatusBarBase::SetStatusWidths(n, widths);
 123
 124     SetFieldsWidth();
 125 }
 126
 127 void wxStatusBarPalm::SetFieldsWidth()
 128 {
 129     // clear the status bar
 130     DeleteStatusBuffer();
 131 }
 132
 133 void wxStatusBarPalm::SetStatusText(const wxString& strText, int nField)
 134 {
 135     wxCHECK_RET( (nField >= 0) && (nField < m_nFields),
 136                  _T("invalid statusbar field index") );
 137
 138     SetStatusBufferText(strText,nField);
 139     DrawStatusBar();
 140 }
 141
 142 wxString wxStatusBarPalm::GetStatusText(int nField) const
 143 {
 144     wxCHECK_MSG( (nField >= 0) && (nField < m_nFields), wxEmptyString,
 145                  _T("invalid statusbar field index") );
 146
 147     wxString text;
 148     return text;
 149 }
 150
 151 void wxStatusBarPalm::DrawStatusBar()
 152 {
 153 #if 0
 154     int i=0;
 155     int leftPos=0;
 156     wxArrayInt widthsAbs;
 157     wxString text;
 158
 159     RectangleType EraseRect;
 160     EraseRect.topLeft.x=0;
 161     EraseRect.topLeft.y=160-FntCharHeight()-1;
 162     EraseRect.extent.x=159;
 163     EraseRect.extent.y=159;
 164     WinEraseRectangle(&EraseRect,0);
 165
 166     if(m_nFields>0)
 167         widthsAbs=CalculateAbsWidths(160 - 2*(m_nFields - 1));
 168
 169     for(i=0;i<m_nFields;i++)
 170     {
 171         text=GetStatusBufferText(i);
 172         WinDrawTruncChars(text,StrLen(text),leftPos,160-FntCharHeight(),widthsAbs[i]);
 173         leftPos+=widthsAbs[i]+2;
 174     }
 175     WinDrawLine(0,160-FntCharHeight()-1,159,160-FntCharHeight()-1);
 176 #endif
 177 }
 178
 179 void wxStatusBarPalm::SetStatusBufferText(const wxString& text, int number)
 180 {
 181     wxListString* st = GetOrCreateStatusBuffer(number);
 182
 183     wxString tmp1(text);
 184     wxString* tmp = new wxString(tmp1);
 185     st->Insert(tmp);
 186 }
 187
 188 wxString wxStatusBarPalm::GetStatusBufferText(int number)
 189 {
 190     wxListString *st = GetStatusBufferStack(number);
 191     if(st==0)
 192         return wxEmptyString;
 193
 194     wxListString::compatibility_iterator top = st->GetFirst();
 195     return(*top->GetData());
 196 }
 197
 198 wxListString *wxStatusBarPalm::GetOrCreateStatusBuffer(int i)
 199 {
 200     if(!StatusTextBuffer)
 201     {
 202         StatusTextBuffer = new wxListString*[m_nFields];
 203
 204         size_t j;
 205         for(j = 0; j < (size_t)m_nFields; ++j) StatusTextBuffer[j] = 0;
 206     }
 207
 208     if(!StatusTextBuffer[i])
 209     {
 210         StatusTextBuffer[i] = new wxListString();
 211     }
 212     else
 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
 220         StatusTextBuffer[i] = new wxListString();
 221     }
 222
 223     return StatusTextBuffer[i];
 224 }
 225
 226 wxListString *wxStatusBarPalm::GetStatusBufferStack(int i) const
 227 {
 228     if(!StatusTextBuffer)
 229         return 0;
 230     return StatusTextBuffer[i];
 231 }
 232
 233 void wxStatusBarPalm::DeleteStatusBuffer()
 234 {
 235     if(!StatusTextBuffer)
 236     {
 237         return;
 238     }
 239
 240     for(int i=0;i<m_nFields;i++)
 241     {
 242         if(StatusTextBuffer[i])
 243         {
 244             wxListString *st=StatusTextBuffer[i];
 245             wxListString::compatibility_iterator top = st->GetFirst();
 246             delete top->GetData();
 247             st->Erase(top);
 248             delete st;
 249             StatusTextBuffer[i]=0;
 250         }
 251     }
 252     delete[] m_statusTextStacks;
 253 }
 254
 255 int wxStatusBarPalm::GetBorderX() const
 256 {
 257     return 0;
 258 }
 259
 260 int wxStatusBarPalm::GetBorderY() const
 261 {
 262     return 0;
 263 }
 264
 265 void wxStatusBarPalm::SetMinHeight(int height)
 266 {
 267 }
 268
 269 bool wxStatusBarPalm::GetFieldRect(int i, wxRect& rect) const
 270 {
 271 }
 272
 273 void wxStatusBarPalm::DoMoveWindow(int x, int y, int width, int height)
 274 {
 275 }
 276
 277 #endif // wxUSE_NATIVE_STATUSBAR
 278