src/palmos/checklst.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/palmos/checklst.cpp
   3 // Purpose:     implementation of wxCheckListBox class
   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 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 // For compilers that support precompilation, includes "wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 #if wxUSE_CHECKLISTBOX && wxUSE_OWNER_DRAWN
  28
  29 #include "wx/checklst.h"
  30
  31 #ifndef WX_PRECOMP
  32     #include "wx/object.h"
  33     #include "wx/colour.h"
  34     #include "wx/font.h"
  35     #include "wx/bitmap.h"
  36     #include "wx/window.h"
  37     #include "wx/listbox.h"
  38     #include "wx/dcmemory.h"
  39
  40     #include "wx/settings.h"
  41
  42     #include "wx/log.h"
  43 #endif
  44
  45 #include "wx/ownerdrw.h"
  46
  47 #include "wx/palmos/wrapwin.h"
  48
  49 #include "wx/palmos/private.h"
  50
  51 // ----------------------------------------------------------------------------
  52 // private functions
  53 // ----------------------------------------------------------------------------
  54
  55 // get item (converted to right type)
  56 #define GetItem(n)    ((wxCheckListBoxItem *)(GetItem(n)))
  57
  58 // ============================================================================
  59 // implementation
  60 // ============================================================================
  61
  62 // ----------------------------------------------------------------------------
  63 // declaration and implementation of wxCheckListBoxItem class
  64 // ----------------------------------------------------------------------------
  65
  66 class wxCheckListBoxItem : public wxOwnerDrawn
  67 {
  68 friend class WXDLLEXPORT wxCheckListBox;
  69 public:
  70   // ctor
  71   wxCheckListBoxItem(wxCheckListBox *pParent, size_t nIndex);
  72
  73   // drawing functions
  74   virtual bool OnDrawItem(wxDC& dc, const wxRect& rc, wxODAction act, wxODStatus stat);
  75
  76   // simple accessors and operations
  77   bool IsChecked() const { return m_bChecked; }
  78
  79   void Check(bool bCheck);
  80   void Toggle() { Check(!IsChecked()); }
  81
  82   void SendEvent();
  83
  84 private:
  85
  86     wxDECLARE_NO_COPY_CLASS(wxCheckListBoxItem);
  87   bool            m_bChecked;
  88   wxCheckListBox *m_pParent;
  89   size_t          m_nIndex;
  90 };
  91
  92 wxCheckListBoxItem::wxCheckListBoxItem(wxCheckListBox *pParent, size_t nIndex)
  93                   : wxOwnerDrawn(wxEmptyString, true)   // checkable
  94 {
  95 }
  96
  97 bool wxCheckListBoxItem::OnDrawItem(wxDC& dc, const wxRect& rc,
  98                                     wxODAction act, wxODStatus stat)
  99 {
 100     return false;
 101 }
 102
 103 // change the state of the item and redraw it
 104 void wxCheckListBoxItem::Check(bool check)
 105 {
 106 }
 107
 108 // send an "item checked" event
 109 void wxCheckListBoxItem::SendEvent()
 110 {
 111 }
 112
 113 // ----------------------------------------------------------------------------
 114 // implementation of wxCheckListBox class
 115 // ----------------------------------------------------------------------------
 116
 117 // define event table
 118 // ------------------
 119 BEGIN_EVENT_TABLE(wxCheckListBox, wxListBox)
 120   EVT_KEY_DOWN(wxCheckListBox::OnKeyDown)
 121   EVT_LEFT_DOWN(wxCheckListBox::OnLeftClick)
 122 END_EVENT_TABLE()
 123
 124 // control creation
 125 // ----------------
 126
 127 // def ctor: use Create() to really create the control
 128 wxCheckListBox::wxCheckListBox()
 129 {
 130 }
 131
 132 // ctor which creates the associated control
 133 wxCheckListBox::wxCheckListBox(wxWindow *parent, wxWindowID id,
 134                                const wxPoint& pos, const wxSize& size,
 135                                int nStrings, const wxString choices[],
 136                                long style, const wxValidator& val,
 137                                const wxString& name)
 138 {
 139     Create(parent, id, pos, size, nStrings, choices, style, val, name);
 140 }
 141
 142 wxCheckListBox::wxCheckListBox(wxWindow *parent, wxWindowID id,
 143                                const wxPoint& pos, const wxSize& size,
 144                                const wxArrayString& choices,
 145                                long style, const wxValidator& val,
 146                                const wxString& name)
 147 {
 148     Create(parent, id, pos, size, choices, style, val, name);
 149 }
 150
 151 bool wxCheckListBox::Create(wxWindow *parent, wxWindowID id,
 152                             const wxPoint& pos, const wxSize& size,
 153                             int n, const wxString choices[],
 154                             long style,
 155                             const wxValidator& validator, const wxString& name)
 156 {
 157     return wxListBox::Create(parent, id, pos, size, n, choices,
 158                              style | wxLB_OWNERDRAW, validator, name);
 159 }
 160
 161 bool wxCheckListBox::Create(wxWindow *parent, wxWindowID id,
 162                             const wxPoint& pos, const wxSize& size,
 163                             const wxArrayString& choices,
 164                             long style,
 165                             const wxValidator& validator, const wxString& name)
 166 {
 167     return wxListBox::Create(parent, id, pos, size, choices,
 168                              style | wxLB_OWNERDRAW, validator, name);
 169 }
 170
 171 // misc overloaded methods
 172 // -----------------------
 173
 174 void wxCheckListBox::Delete(unsigned int n)
 175 {
 176 }
 177
 178 bool wxCheckListBox::SetFont( const wxFont &font )
 179 {
 180     return false;
 181 }
 182
 183 // create/retrieve item
 184 // --------------------
 185
 186 // create a check list box item
 187 wxOwnerDrawn *wxCheckListBox::CreateLboxItem(size_t nIndex)
 188 {
 189   wxCheckListBoxItem *pItem = new wxCheckListBoxItem(this, nIndex);
 190   return pItem;
 191 }
 192
 193 // return item size
 194 // ----------------
 195 bool wxCheckListBox::MSWOnMeasure(WXMEASUREITEMSTRUCT *item)
 196 {
 197   return false;
 198 }
 199
 200 // check items
 201 // -----------
 202
 203 bool wxCheckListBox::IsChecked(unsigned int uiIndex) const
 204 {
 205     return false;
 206 }
 207
 208 void wxCheckListBox::Check(unsigned int uiIndex, bool bCheck)
 209 {
 210 }
 211
 212 // process events
 213 // --------------
 214
 215 void wxCheckListBox::OnKeyDown(wxKeyEvent& event)
 216 {
 217 }
 218
 219 void wxCheckListBox::OnLeftClick(wxMouseEvent& event)
 220 {
 221 }
 222
 223 int wxCheckListBox::DoHitTestItem(wxCoord x, wxCoord y) const
 224 {
 225     return wxNOT_FOUND;
 226 }
 227
 228 #endif // wxUSE_CHECKLISTBOX && wxUSE_OWNER_DRAWN