src/motif/treectrl.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        treectrl.cpp
   3 // Purpose:     wxTreeCtrl. See also Robert's generic wxTreeCtrl.
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     17/09/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "treectrl.h"
  14 #endif
  15
  16 #include "wx/stubs/textctrl.h"
  17 #include "wx/stubs/treectrl.h"
  18
  19 #if !USE_SHARED_LIBRARY
  20 IMPLEMENT_DYNAMIC_CLASS(wxTreeCtrl, wxControl)
  21 IMPLEMENT_DYNAMIC_CLASS(wxTreeItem, wxObject)
  22
  23 #endif
  24
  25 wxTreeCtrl::wxTreeCtrl()
  26 {
  27     m_imageListNormal = NULL;
  28     m_imageListState = NULL;
  29     m_textCtrl = NULL;
  30 }
  31
  32 bool wxTreeCtrl::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size,
  33             long style, const wxValidator& validator, const wxString& name)
  34 {
  35     SetName(name);
  36     SetValidator(validator);
  37
  38     m_imageListNormal = NULL;
  39     m_imageListState = NULL;
  40     m_textCtrl = NULL;
  41
  42     m_windowStyle = style;
  43
  44     SetParent(parent);
  45
  46     m_windowId = (id == -1) ? NewControlId() : id;
  47
  48     if (parent) parent->AddChild(this);
  49
  50     // TODO create tree control
  51
  52     return FALSE;
  53 }
  54
  55 wxTreeCtrl::~wxTreeCtrl()
  56 {
  57     if (m_textCtrl)
  58     {
  59         delete m_textCtrl;
  60     }
  61 }
  62
  63 // Attributes
  64 int wxTreeCtrl::GetCount() const
  65 {
  66     // TODO
  67     return 0;
  68 }
  69
  70 int wxTreeCtrl::GetIndent() const
  71 {
  72     // TODO
  73     return 0;
  74 }
  75
  76 void wxTreeCtrl::SetIndent(int indent)
  77 {
  78     // TODO
  79 }
  80
  81 wxImageList *wxTreeCtrl::GetImageList(int which) const
  82 {
  83   if ( which == wxIMAGE_LIST_NORMAL )
  84     {
  85     return m_imageListNormal;
  86   }
  87   else if ( which == wxIMAGE_LIST_STATE )
  88     {
  89     return m_imageListState;
  90   }
  91   return NULL;
  92 }
  93
  94 void wxTreeCtrl::SetImageList(wxImageList *imageList, int which)
  95 {
  96     if ( which == wxIMAGE_LIST_NORMAL )
  97     {
  98         m_imageListNormal = imageList;
  99     }
 100     else if ( which == wxIMAGE_LIST_STATE )
 101     {
 102         m_imageListState = imageList;
 103     }
 104     // TODO
 105 }
 106
 107 long wxTreeCtrl::GetNextItem(long item, int code) const
 108 {
 109     // TODO
 110     return 0;
 111 }
 112
 113 bool wxTreeCtrl::ItemHasChildren(long item) const
 114 {
 115     // TODO
 116     return FALSE;
 117 }
 118
 119 long wxTreeCtrl::GetChild(long item) const
 120 {
 121     // TODO
 122     return 0;
 123 }
 124
 125 long wxTreeCtrl::GetParent(long item) const
 126 {
 127     // TODO
 128     return 0;
 129 }
 130
 131 long wxTreeCtrl::GetFirstVisibleItem() const
 132 {
 133     // TODO
 134     return 0;
 135 }
 136
 137 long wxTreeCtrl::GetNextVisibleItem(long item) const
 138 {
 139     // TODO
 140     return 0;
 141 }
 142
 143 long wxTreeCtrl::GetSelection() const
 144 {
 145     // TODO
 146     return 0;
 147 }
 148
 149 long wxTreeCtrl::GetRootItem() const
 150 {
 151     // TODO
 152     return 0;
 153 }
 154
 155 bool wxTreeCtrl::GetItem(wxTreeItem& info) const
 156 {
 157     // TODO
 158     return FALSE;
 159 }
 160
 161 bool wxTreeCtrl::SetItem(wxTreeItem& info)
 162 {
 163     // TODO
 164     return FALSE;
 165 }
 166
 167 int wxTreeCtrl::GetItemState(long item, long stateMask) const
 168 {
 169     wxTreeItem info;
 170
 171     info.m_mask = wxTREE_MASK_STATE ;
 172     info.m_stateMask = stateMask;
 173     info.m_itemId = item;
 174
 175     if (!GetItem(info))
 176         return 0;
 177
 178     return info.m_state;
 179 }
 180
 181 bool wxTreeCtrl::SetItemState(long item, long state, long stateMask)
 182 {
 183     wxTreeItem info;
 184
 185     info.m_mask = wxTREE_MASK_STATE ;
 186     info.m_state = state;
 187     info.m_stateMask = stateMask;
 188     info.m_itemId = item;
 189
 190     return SetItem(info);
 191 }
 192
 193 bool wxTreeCtrl::SetItemImage(long item, int image, int selImage)
 194 {
 195     wxTreeItem info;
 196
 197     info.m_mask = wxTREE_MASK_IMAGE ;
 198     info.m_image = image;
 199     if ( selImage > -1)
 200     {
 201         info.m_selectedImage = selImage;
 202         info.m_mask |= wxTREE_MASK_SELECTED_IMAGE;
 203     }
 204     info.m_itemId = item;
 205
 206     return SetItem(info);
 207 }
 208
 209 wxString wxTreeCtrl::GetItemText(long item) const
 210 {
 211     wxTreeItem info;
 212
 213     info.m_mask = wxTREE_MASK_TEXT ;
 214     info.m_itemId = item;
 215
 216     if (!GetItem(info))
 217         return wxString("");
 218     return info.m_text;
 219 }
 220
 221 void wxTreeCtrl::SetItemText(long item, const wxString& str)
 222 {
 223     wxTreeItem info;
 224
 225     info.m_mask = wxTREE_MASK_TEXT ;
 226     info.m_itemId = item;
 227     info.m_text = str;
 228
 229     SetItem(info);
 230 }
 231
 232 long wxTreeCtrl::GetItemData(long item) const
 233 {
 234     wxTreeItem info;
 235
 236     info.m_mask = wxTREE_MASK_DATA ;
 237     info.m_itemId = item;
 238
 239     if (!GetItem(info))
 240         return 0;
 241     return info.m_data;
 242 }
 243
 244 bool wxTreeCtrl::SetItemData(long item, long data)
 245 {
 246     wxTreeItem info;
 247
 248     info.m_mask = wxTREE_MASK_DATA ;
 249     info.m_itemId = item;
 250     info.m_data = data;
 251
 252     return SetItem(info);
 253 }
 254
 255 bool wxTreeCtrl::GetItemRect(long item, wxRectangle& rect, bool textOnly) const
 256 {
 257     // TODO
 258     return FALSE;
 259 }
 260
 261 wxTextCtrl* wxTreeCtrl::GetEditControl() const
 262 {
 263     return m_textCtrl;
 264 }
 265
 266 // Operations
 267 bool wxTreeCtrl::DeleteItem(long item)
 268 {
 269     // TODO
 270     return FALSE;
 271 }
 272
 273 bool wxTreeCtrl::ExpandItem(long item, int action)
 274 {
 275     // TODO
 276   switch ( action )
 277   {
 278     case wxTREE_EXPAND_EXPAND:
 279       break;
 280
 281     case wxTREE_EXPAND_COLLAPSE:
 282       break;
 283
 284     case wxTREE_EXPAND_COLLAPSE_RESET:
 285       break;
 286
 287     case wxTREE_EXPAND_TOGGLE:
 288       break;
 289
 290     default:
 291       wxFAIL_MSG("unknown action in wxTreeCtrl::ExpandItem");
 292   }
 293
 294   bool bOk = FALSE; // TODO expand item
 295
 296   // May not send messages, so emulate them
 297   if ( bOk ) {
 298     wxTreeEvent event(wxEVT_NULL, m_windowId);
 299     event.m_item.m_itemId  = item;
 300     event.m_item.m_mask      =
 301     event.m_item.m_stateMask = 0xffff; // get all
 302     GetItem(event.m_item);
 303
 304     bool bIsExpanded = (event.m_item.m_state & wxTREE_STATE_EXPANDED) != 0;
 305
 306     event.m_code = action;
 307     event.SetEventObject(this);
 308
 309     // @@@ return values of {EXPAND|COLLAPS}ING event handler is discarded
 310     event.SetEventType(bIsExpanded ? wxEVT_COMMAND_TREE_ITEM_EXPANDING
 311                                    : wxEVT_COMMAND_TREE_ITEM_COLLAPSING);
 312     GetEventHandler()->ProcessEvent(event);
 313
 314     event.SetEventType(bIsExpanded ? wxEVT_COMMAND_TREE_ITEM_EXPANDED
 315                                    : wxEVT_COMMAND_TREE_ITEM_COLLAPSED);
 316     GetEventHandler()->ProcessEvent(event);
 317   }
 318
 319   return bOk;
 320 }
 321
 322 long wxTreeCtrl::InsertItem(long parent, wxTreeItem& info, long insertAfter)
 323 {
 324     // TODO
 325     return 0;
 326 }
 327
 328 long wxTreeCtrl::InsertItem(long parent, const wxString& label, int image, int selImage,
 329   long insertAfter)
 330 {
 331     wxTreeItem info;
 332     info.m_text = label;
 333     info.m_mask = wxTREE_MASK_TEXT;
 334     if ( image > -1 )
 335     {
 336         info.m_mask |= wxTREE_MASK_IMAGE | wxTREE_MASK_SELECTED_IMAGE;
 337         info.m_image = image;
 338         if ( selImage == -1 )
 339             info.m_selectedImage = image;
 340         else
 341             info.m_selectedImage = selImage;
 342     }
 343
 344     return InsertItem(parent, info, insertAfter);
 345 }
 346
 347 bool wxTreeCtrl::SelectItem(long item)
 348 {
 349     // TODO
 350     return FALSE;
 351 }
 352
 353 bool wxTreeCtrl::ScrollTo(long item)
 354 {
 355     // TODO
 356     return FALSE;
 357 }
 358
 359 bool wxTreeCtrl::DeleteAllItems()
 360 {
 361     // TODO
 362     return FALSE;
 363 }
 364
 365 wxTextCtrl* wxTreeCtrl::EditLabel(long item, wxClassInfo* textControlClass)
 366 {
 367     // TODO
 368     return NULL;
 369 }
 370
 371 // End label editing, optionally cancelling the edit
 372 bool wxTreeCtrl::EndEditLabel(bool cancel)
 373 {
 374     // TODO
 375     return FALSE;
 376 }
 377
 378 long wxTreeCtrl::HitTest(const wxPoint& point, int& flags)
 379 {
 380     // TODO
 381     return 0;
 382 }
 383
 384 bool wxTreeCtrl::SortChildren(long item)
 385 {
 386     // TODO
 387     return FALSE;
 388 }
 389
 390 bool wxTreeCtrl::EnsureVisible(long item)
 391 {
 392     // TODO
 393     return FALSE;
 394 }
 395
 396 // Tree item structure
 397 wxTreeItem::wxTreeItem()
 398 {
 399     m_mask = 0;
 400     m_itemId = 0;
 401     m_state = 0;
 402     m_stateMask = 0;
 403     m_image = -1;
 404     m_selectedImage = -1;
 405     m_children = 0;
 406     m_data = 0;
 407 }
 408
 409 // Tree event
 410 IMPLEMENT_DYNAMIC_CLASS(wxTreeEvent, wxCommandEvent)
 411
 412 wxTreeEvent::wxTreeEvent(wxEventType commandType, int id):
 413   wxCommandEvent(commandType, id)
 414 {
 415     m_code = 0;
 416     m_oldItem = 0;
 417 }
 418