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