src/palmos/listbox.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/palmos/listbox.cpp
   3 // Purpose:     wxListBox
   4 // Author:      William Osborne - minimal working wxPalmOS port
   5 // Modified by:
   6 // Created:     10/13/04
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) William Osborne
   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_LISTBOX
  20
  21 #ifndef WX_PRECOMP
  22 #include "wx/listbox.h"
  23 #include "wx/settings.h"
  24 #include "wx/brush.h"
  25 #include "wx/font.h"
  26 #include "wx/dc.h"
  27 #include "wx/utils.h"
  28 #endif
  29
  30 #include "wx/window.h"
  31 #include "wx/palmos/private.h"
  32
  33 #include "wx/dynarray.h"
  34 #include "wx/log.h"
  35
  36 #if wxUSE_OWNER_DRAWN
  37     #include  "wx/ownerdrw.h"
  38 #endif
  39
  40 #if wxUSE_EXTENDED_RTTI
  41 WX_DEFINE_FLAGS( wxListBoxStyle )
  42
  43 wxBEGIN_FLAGS( wxListBoxStyle )
  44     // new style border flags, we put them first to
  45     // use them for streaming out
  46     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
  47     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
  48     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
  49     wxFLAGS_MEMBER(wxBORDER_RAISED)
  50     wxFLAGS_MEMBER(wxBORDER_STATIC)
  51     wxFLAGS_MEMBER(wxBORDER_NONE)
  52
  53     // old style border flags
  54     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
  55     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
  56     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
  57     wxFLAGS_MEMBER(wxRAISED_BORDER)
  58     wxFLAGS_MEMBER(wxSTATIC_BORDER)
  59     wxFLAGS_MEMBER(wxBORDER)
  60
  61     // standard window styles
  62     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
  63     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
  64     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
  65     wxFLAGS_MEMBER(wxWANTS_CHARS)
  66     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
  67     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
  68     wxFLAGS_MEMBER(wxVSCROLL)
  69     wxFLAGS_MEMBER(wxHSCROLL)
  70
  71     wxFLAGS_MEMBER(wxLB_SINGLE)
  72     wxFLAGS_MEMBER(wxLB_MULTIPLE)
  73     wxFLAGS_MEMBER(wxLB_EXTENDED)
  74     wxFLAGS_MEMBER(wxLB_HSCROLL)
  75     wxFLAGS_MEMBER(wxLB_ALWAYS_SB)
  76     wxFLAGS_MEMBER(wxLB_NEEDED_SB)
  77     wxFLAGS_MEMBER(wxLB_SORT)
  78
  79 wxEND_FLAGS( wxListBoxStyle )
  80
  81 IMPLEMENT_DYNAMIC_CLASS_XTI(wxListBox, wxControl,"wx/listbox.h")
  82
  83 wxBEGIN_PROPERTIES_TABLE(wxListBox)
  84     wxEVENT_PROPERTY( Select , wxEVT_COMMAND_LISTBOX_SELECTED , wxCommandEvent )
  85     wxEVENT_PROPERTY( DoubleClick , wxEVT_COMMAND_LISTBOX_DOUBLECLICKED , wxCommandEvent )
  86
  87     wxPROPERTY( Font , wxFont , SetFont , GetFont  , EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
  88     wxPROPERTY_COLLECTION( Choices , wxArrayString , wxString , AppendString , GetStrings, 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
  89     wxPROPERTY( Selection ,int, SetSelection, GetSelection, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
  90     wxPROPERTY_FLAGS( WindowStyle , wxListBoxStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
  91 wxEND_PROPERTIES_TABLE()
  92
  93 wxBEGIN_HANDLERS_TABLE(wxListBox)
  94 wxEND_HANDLERS_TABLE()
  95
  96 wxCONSTRUCTOR_4( wxListBox , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size )
  97 #else
  98 IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
  99 #endif
 100
 101 // ============================================================================
 102 // list box item declaration and implementation
 103 // ============================================================================
 104
 105 #if wxUSE_OWNER_DRAWN
 106
 107 class wxListBoxItem : public wxOwnerDrawn
 108 {
 109 public:
 110     wxListBoxItem(const wxString& str = wxEmptyString);
 111 };
 112
 113 wxListBoxItem::wxListBoxItem(const wxString& str) : wxOwnerDrawn(str, false)
 114 {
 115     // no bitmaps/checkmarks
 116     SetMarginWidth(0);
 117 }
 118
 119 wxOwnerDrawn *wxListBox::CreateLboxItem(size_t WXUNUSED(n))
 120 {
 121     return new wxListBoxItem();
 122 }
 123
 124 #endif  //USE_OWNER_DRAWN
 125
 126 // ============================================================================
 127 // list box control implementation
 128 // ============================================================================
 129
 130 // ----------------------------------------------------------------------------
 131 // creation
 132 // ----------------------------------------------------------------------------
 133
 134 // Listbox item
 135 wxListBox::wxListBox()
 136 {
 137 }
 138
 139 bool wxListBox::Create(wxWindow *parent,
 140                        wxWindowID id,
 141                        const wxPoint& pos,
 142                        const wxSize& size,
 143                        int n, const wxString choices[],
 144                        long style,
 145                        const wxValidator& validator,
 146                        const wxString& name)
 147 {
 148     return false;
 149 }
 150
 151 bool wxListBox::Create(wxWindow *parent,
 152                        wxWindowID id,
 153                        const wxPoint& pos,
 154                        const wxSize& size,
 155                        const wxArrayString& choices,
 156                        long style,
 157                        const wxValidator& validator,
 158                        const wxString& name)
 159 {
 160     return false;
 161 }
 162
 163 wxListBox::~wxListBox()
 164 {
 165 }
 166
 167 WXDWORD wxListBox::MSWGetStyle(long style, WXDWORD *exstyle) const
 168 {
 169     return 0;
 170 }
 171
 172 // ----------------------------------------------------------------------------
 173 // implementation of wxListBoxBase methods
 174 // ----------------------------------------------------------------------------
 175
 176 void wxListBox::DoSetFirstItem(int N)
 177 {
 178 }
 179
 180 void wxListBox::Delete(unsigned int n)
 181 {
 182 }
 183
 184 int wxListBox::DoAppend(const wxString& item)
 185 {
 186     return 0;
 187 }
 188
 189 void wxListBox::DoSetItems(const wxArrayString& choices, void** clientData)
 190 {
 191 }
 192
 193 void wxListBox::Clear()
 194 {
 195 }
 196
 197 void wxListBox::Free()
 198 {
 199 }
 200
 201 void wxListBox::DoSetSelection(int N, bool select)
 202 {
 203 }
 204
 205 bool wxListBox::IsSelected(int N) const
 206 {
 207     return false;
 208 }
 209
 210 wxClientData* wxListBox::DoGetItemClientObject(unsigned int n) const
 211 {
 212     return (wxClientData *)DoGetItemClientData(n);
 213 }
 214
 215 void *wxListBox::DoGetItemClientData(unsigned int n) const
 216 {
 217     return (void *)NULL;
 218 }
 219
 220 void wxListBox::DoSetItemClientObject(unsigned int n, wxClientData* clientData)
 221 {
 222 }
 223
 224 void wxListBox::DoSetItemClientData(unsigned int n, void *clientData)
 225 {
 226 }
 227
 228 // Return number of selections and an array of selected integers
 229 int wxListBox::GetSelections(wxArrayInt& aSelections) const
 230 {
 231     return 0;
 232 }
 233
 234 // Get single selection, for single choice list items
 235 int wxListBox::GetSelection() const
 236 {
 237     return 0;
 238 }
 239
 240 // Find string for position
 241 wxString wxListBox::GetString(unsigned int n) const
 242 {
 243     return wxEmptyString;
 244 }
 245
 246 void
 247 wxListBox::DoInsertItems(const wxArrayString& items, unsigned int pos)
 248 {
 249 }
 250
 251 void wxListBox::SetString(unsigned int n, const wxString& s)
 252 {
 253 }
 254
 255 unsigned int wxListBox::GetCount() const
 256 {
 257     return 0;
 258 }
 259
 260 // ----------------------------------------------------------------------------
 261 // helpers
 262 // ----------------------------------------------------------------------------
 263
 264 void wxListBox::SetHorizontalExtent(const wxString& s)
 265 {
 266 }
 267
 268 wxSize wxListBox::DoGetBestSize() const
 269 {
 270     return wxSize(0,0);
 271 }
 272
 273 // ----------------------------------------------------------------------------
 274 // callbacks
 275 // ----------------------------------------------------------------------------
 276
 277 bool wxListBox::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
 278 {
 279     return false;
 280 }
 281
 282 // ----------------------------------------------------------------------------
 283 // wxCheckListBox support
 284 // ----------------------------------------------------------------------------
 285
 286 #if wxUSE_OWNER_DRAWN
 287
 288 // drawing
 289 // -------
 290
 291 // space beneath/above each row in pixels
 292 // "standard" checklistbox use 1 here, some might prefer 2. 0 is ugly.
 293 #define OWNER_DRAWN_LISTBOX_EXTRA_SPACE    (1)
 294
 295 // the height is the same for all items
 296 // TODO should be changed for LBS_OWNERDRAWVARIABLE style listboxes
 297
 298 // NB: can't forward this to wxListBoxItem because LB_SETITEMDATA
 299 //     message is not yet sent when we get here!
 300 bool wxListBox::MSWOnMeasure(WXMEASUREITEMSTRUCT *item)
 301 {
 302     return true;
 303 }
 304
 305 // forward the message to the appropriate item
 306 bool wxListBox::MSWOnDraw(WXDRAWITEMSTRUCT *item)
 307 {
 308     return true;
 309 }
 310
 311 #endif // wxUSE_OWNER_DRAWN
 312
 313 #endif // wxUSE_LISTBOX