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     int i=0;
 154     int leftPos=0;
 155     wxArrayInt widthsAbs;
 156     wxString text;
 157
 158     RectangleType EraseRect;
 159     EraseRect.topLeft.x=0;
 160     EraseRect.topLeft.y=160-FntCharHeight()-1;
 161     EraseRect.extent.x=159;
 162     EraseRect.extent.y=159;
 163     WinEraseRectangle(&EraseRect,0);
 164
 165     if(m_nFields>0)
 166         widthsAbs=CalculateAbsWidths(160 - 2*(m_nFields - 1));
 167
 168     for(i=0;i<m_nFields;i++)
 169     {
 170         text=GetStatusBufferText(i);
 171         WinDrawTruncChars(text,StrLen(text),leftPos,160-FntCharHeight(),widthsAbs[i]);
 172         leftPos+=widthsAbs[i]+2;
 173     }
 174     WinDrawLine(0,160-FntCharHeight()-1,159,160-FntCharHeight()-1);
 175 }
 176
 177 void wxStatusBarPalm::SetStatusBufferText(const wxString& text, int number)
 178 {
 179     wxListString* st = GetOrCreateStatusBuffer(number);
 180
 181     wxString tmp1(text);
 182     wxString* tmp = new wxString(tmp1);
 183     st->Insert(tmp);
 184 }
 185
 186 wxString wxStatusBarPalm::GetStatusBufferText(int number)
 187 {
 188     wxListString *st = GetStatusBufferStack(number);
 189     if(st==0)
 190         return "";
 191
 192     wxListString::compatibility_iterator top = st->GetFirst();
 193     return(*top->GetData());
 194 }
 195
 196 wxListString *wxStatusBarPalm::GetOrCreateStatusBuffer(int i)
 197 {
 198     if(!StatusTextBuffer)
 199     {
 200         StatusTextBuffer = new wxListString*[m_nFields];
 201
 202         size_t j;
 203         for(j = 0; j < (size_t)m_nFields; ++j) StatusTextBuffer[j] = 0;
 204     }
 205
 206     if(!StatusTextBuffer[i])
 207     {
 208         StatusTextBuffer[i] = new wxListString();
 209     }
 210     else
 211     {
 212         wxListString *st=StatusTextBuffer[i];
 213         wxListString::compatibility_iterator top = st->GetFirst();
 214         delete top->GetData();
 215         st->Erase(top);
 216         delete st;
 217
 218         StatusTextBuffer[i] = new wxListString();
 219     }
 220
 221     return StatusTextBuffer[i];
 222 }
 223
 224 wxListString *wxStatusBarPalm::GetStatusBufferStack(int i) const
 225 {
 226     if(!StatusTextBuffer)
 227         return 0;
 228     return StatusTextBuffer[i];
 229 }
 230
 231 void wxStatusBarPalm::DeleteStatusBuffer()
 232 {
 233     if(!StatusTextBuffer)
 234     {
 235         return;
 236     }
 237
 238     for(int i=0;i<m_nFields;i++)
 239     {
 240         if(StatusTextBuffer[i])
 241         {
 242             wxListString *st=StatusTextBuffer[i];
 243             wxListString::compatibility_iterator top = st->GetFirst();
 244             delete top->GetData();
 245             st->Erase(top);
 246             delete st;
 247             StatusTextBuffer[i]=0;
 248         }
 249     }
 250     delete[] m_statusTextStacks;
 251 }
 252
 253 int wxStatusBarPalm::GetBorderX() const
 254 {
 255     return 0;
 256 }
 257
 258 int wxStatusBarPalm::GetBorderY() const
 259 {
 260     return 0;
 261 }
 262
 263 void wxStatusBarPalm::SetMinHeight(int height)
 264 {
 265 }
 266
 267 bool wxStatusBarPalm::GetFieldRect(int i, wxRect& rect) const
 268 {
 269 }
 270
 271 void wxStatusBarPalm::DoMoveWindow(int x, int y, int width, int height)
 272 {
 273 }
 274
 275 #endif // wxUSE_NATIVE_STATUSBAR
 276