src/common/datavcmn.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/common/datavcmn.cpp
   3 // Purpose:     wxDataViewCtrl base classes and common parts
   4 // Author:      Robert Roebling
   5 // Created:     2006/02/20
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2006, Robert Roebling
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // For compilers that support precompilation, includes "wx.h".
  12 #include "wx/wxprec.h"
  13
  14 #ifdef __BORLANDC__
  15     #pragma hdrstop
  16 #endif
  17
  18 #include "wx/defs.h"
  19
  20 #if wxUSE_DATAVIEWCTRL
  21
  22 #include "wx/object.h"
  23 #include "wx/dataview.h"
  24 #include "wx/log.h"
  25 #include "wx/image.h"
  26
  27 // ---------------------------------------------------------
  28 // wxDataViewModel
  29 // ---------------------------------------------------------
  30
  31 IMPLEMENT_ABSTRACT_CLASS(wxDataViewModel, wxObject)
  32
  33 // ---------------------------------------------------------
  34 // wxDataViewListModel
  35 // ---------------------------------------------------------
  36
  37 class wxDataViewViewingColumn: public wxObject
  38 {
  39 public:
  40     wxDataViewViewingColumn( wxDataViewColumn *view_column, size_t model_column )
  41     {
  42         m_viewColumn = view_column;
  43         m_modelColumn = model_column;
  44     }
  45
  46     wxDataViewColumn   *m_viewColumn;
  47     size_t              m_modelColumn;
  48 };
  49
  50
  51 IMPLEMENT_ABSTRACT_CLASS(wxDataViewListModel, wxDataViewModel)
  52
  53 wxDataViewListModel::wxDataViewListModel()
  54 {
  55     m_notifier = NULL;
  56     m_viewingColumns.DeleteContents( true );
  57 }
  58
  59 wxDataViewListModel::~wxDataViewListModel()
  60 {
  61     if (m_notifier)
  62         delete m_notifier;
  63 }
  64
  65 bool wxDataViewListModel::RowAppended()
  66 {
  67     if (m_notifier)
  68         return m_notifier->RowAppended();
  69
  70     return false;
  71 }
  72
  73 bool wxDataViewListModel::RowPrepended()
  74 {
  75     if (m_notifier)
  76         return m_notifier->RowPrepended();
  77
  78     return false;
  79 }
  80
  81 bool wxDataViewListModel::RowInserted( size_t before )
  82 {
  83     if (m_notifier)
  84         return m_notifier->RowInserted( before );
  85
  86     return false;
  87 }
  88
  89 bool wxDataViewListModel::RowDeleted( size_t row )
  90 {
  91     if (m_notifier)
  92         return m_notifier->RowDeleted( row );
  93
  94     return false;
  95 }
  96
  97 bool wxDataViewListModel::RowChanged( size_t row )
  98 {
  99     if (m_notifier)
 100         return m_notifier->RowChanged( row );
 101
 102     return false;
 103 }
 104
 105 bool wxDataViewListModel::ValueChanged( size_t col, size_t row )
 106 {
 107     bool ret = false;
 108
 109     if (m_notifier)
 110         ret = m_notifier->ValueChanged( col, row );
 111
 112     wxNode *node = m_viewingColumns.GetFirst();
 113     while (node)
 114     {
 115         wxDataViewViewingColumn* tmp = (wxDataViewViewingColumn*) node->GetData();
 116
 117         if (tmp->m_modelColumn == col)
 118             m_notifier->ValueChanged( tmp->m_viewColumn, col, row );
 119
 120         node = node->GetNext();
 121     }
 122
 123     return ret;
 124 }
 125
 126 bool wxDataViewListModel::Cleared()
 127 {
 128     if (m_notifier)
 129         return m_notifier->Cleared();
 130
 131     return false;
 132 }
 133
 134 void wxDataViewListModel::AddViewingColumn( wxDataViewColumn *view_column, size_t model_column )
 135 {
 136     m_viewingColumns.Append( new wxDataViewViewingColumn( view_column, model_column ) );
 137 }
 138
 139 void wxDataViewListModel::RemoveViewingColumn( wxDataViewColumn *column )
 140 {
 141     wxNode *node = m_viewingColumns.GetFirst();
 142     while (node)
 143     {
 144         wxDataViewViewingColumn* tmp = (wxDataViewViewingColumn*) node->GetData();
 145
 146         if (tmp->m_viewColumn == column)
 147         {
 148             m_viewingColumns.DeleteObject( tmp );
 149             return;
 150         }
 151
 152         node = node->GetNext();
 153     }
 154 }
 155
 156 void wxDataViewListModel::SetNotifier( wxDataViewListModelNotifier *notifier )
 157 {
 158     if (m_notifier)
 159         delete m_notifier;
 160
 161    m_notifier = notifier;
 162 }
 163
 164 wxDataViewListModelNotifier* wxDataViewListModel::GetNotifier()
 165 {
 166     return m_notifier;
 167 }
 168
 169 // ---------------------------------------------------------
 170 // wxDataViewCellBase
 171 // ---------------------------------------------------------
 172
 173 IMPLEMENT_ABSTRACT_CLASS(wxDataViewCellBase, wxObject)
 174
 175 wxDataViewCellBase::wxDataViewCellBase( const wxString &varianttype, wxDataViewCellMode mode )
 176 {
 177     m_variantType = varianttype;
 178     m_mode = mode;
 179 }
 180
 181 // ---------------------------------------------------------
 182 // wxDataViewColumnBase
 183 // ---------------------------------------------------------
 184
 185 IMPLEMENT_ABSTRACT_CLASS(wxDataViewColumnBase, wxObject)
 186
 187 wxDataViewColumnBase::wxDataViewColumnBase( const wxString &title, wxDataViewCell *cell, size_t model_column, int flags)
 188 {
 189     m_cell = cell;
 190     m_model_column = model_column;
 191     m_flags = flags;
 192     m_title = title;
 193     m_owner = NULL;
 194     m_cell->SetOwner( (wxDataViewColumn*) this );
 195 }
 196
 197 wxDataViewColumnBase::~wxDataViewColumnBase()
 198 {
 199     if (m_cell)
 200         delete m_cell;
 201
 202     if (GetOwner())
 203     {
 204         GetOwner()->GetModel()->RemoveViewingColumn( (wxDataViewColumn*) this );
 205     }
 206 }
 207
 208 void wxDataViewColumnBase::SetTitle( const wxString &title )
 209 {
 210     m_title = title;
 211 }
 212
 213 wxString wxDataViewColumnBase::GetTitle()
 214 {
 215     return m_title;
 216 }
 217
 218 // ---------------------------------------------------------
 219 // wxDataViewCtrlBase
 220 // ---------------------------------------------------------
 221
 222 IMPLEMENT_ABSTRACT_CLASS(wxDataViewCtrlBase, wxControl)
 223
 224 wxDataViewCtrlBase::wxDataViewCtrlBase()
 225 {
 226     m_model = NULL;
 227     m_cols.DeleteContents( true );
 228 }
 229
 230 wxDataViewCtrlBase::~wxDataViewCtrlBase()
 231 {
 232     if (m_model)
 233         delete m_model;
 234 }
 235
 236 bool wxDataViewCtrlBase::AssociateModel( wxDataViewListModel *model )
 237 {
 238     if (m_model)
 239         delete m_model;
 240
 241     m_model = model;
 242
 243     return true;
 244 }
 245
 246 wxDataViewListModel* wxDataViewCtrlBase::GetModel()
 247 {
 248     return m_model;
 249 }
 250
 251 bool wxDataViewCtrlBase::AppendTextColumn( const wxString &label, size_t model_column )
 252 {
 253     return AppendColumn( new wxDataViewColumn( label, new wxDataViewTextCell(), model_column ) );
 254 }
 255
 256 bool wxDataViewCtrlBase::AppendToggleColumn( const wxString &label, size_t model_column )
 257 {
 258     return AppendColumn( new wxDataViewColumn( label, new wxDataViewToggleCell(), model_column ) );
 259 }
 260
 261 bool wxDataViewCtrlBase::AppendProgressColumn( const wxString &label, size_t model_column )
 262 {
 263     return AppendColumn( new wxDataViewColumn( label, new wxDataViewProgressCell(), model_column ) );
 264 }
 265
 266 bool wxDataViewCtrlBase::AppendDateColumn( const wxString &label, size_t model_column )
 267 {
 268     return AppendColumn( new wxDataViewColumn( label, new wxDataViewDateCell(), model_column ) );
 269 }
 270
 271 bool wxDataViewCtrlBase::AppendColumn( wxDataViewColumn *col )
 272 {
 273     m_cols.Append( (wxObject*) col );
 274     col->SetOwner( (wxDataViewCtrl*) this );
 275     m_model->AddViewingColumn( col, col->GetModelColumn() );
 276     return true;
 277 }
 278
 279 size_t wxDataViewCtrlBase::GetNumberOfColumns()
 280 {
 281     return m_cols.GetCount();
 282 }
 283
 284 bool wxDataViewCtrlBase::DeleteColumn( size_t pos )
 285 {
 286     return false;
 287 }
 288
 289 bool wxDataViewCtrlBase::ClearColumns()
 290 {
 291     return false;
 292 }
 293
 294 wxDataViewColumn* wxDataViewCtrlBase::GetColumn( size_t pos )
 295 {
 296     return (wxDataViewColumn*) m_cols[ pos ];
 297 }
 298
 299 #endif