include/wx/listctrl.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/listctrl.h
   3 // Purpose:     wxListCtrl class
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     04.12.99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) wxWindows team
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_LISTCTRL_H_BASE_
  13 #define _WX_LISTCTRL_H_BASE_
  14
  15 // ----------------------------------------------------------------------------
  16 // types
  17 // ----------------------------------------------------------------------------
  18
  19 // type of compare function for wxListCtrl sort operation
  20 typedef int (wxCALLBACK *wxListCtrlCompare)(long item1, long item2, long sortData);
  21
  22 // ----------------------------------------------------------------------------
  23 // wxListCtrl constants
  24 // ----------------------------------------------------------------------------
  25
  26 // Mask flags to tell app/GUI what fields of wxListItem are valid
  27 #define wxLIST_MASK_STATE           0x0001
  28 #define wxLIST_MASK_TEXT            0x0002
  29 #define wxLIST_MASK_IMAGE           0x0004
  30 #define wxLIST_MASK_DATA            0x0008
  31 #define wxLIST_SET_ITEM             0x0010
  32 #define wxLIST_MASK_WIDTH           0x0020
  33 #define wxLIST_MASK_FORMAT          0x0040
  34
  35 // State flags for indicating the state of an item
  36 #define wxLIST_STATE_DONTCARE       0x0000
  37 #define wxLIST_STATE_DROPHILITED    0x0001      // MSW only
  38 #define wxLIST_STATE_FOCUSED        0x0002
  39 #define wxLIST_STATE_SELECTED       0x0004
  40 #define wxLIST_STATE_CUT            0x0008      // MSW only
  41
  42 // Hit test flags, used in HitTest
  43 #define wxLIST_HITTEST_ABOVE            0x0001  // Above the client area.
  44 #define wxLIST_HITTEST_BELOW            0x0002  // Below the client area.
  45 #define wxLIST_HITTEST_NOWHERE          0x0004  // In the client area but below the last item.
  46 #define wxLIST_HITTEST_ONITEMICON       0x0020  // On the bitmap associated with an item.
  47 #define wxLIST_HITTEST_ONITEMLABEL      0x0080  // On the label (string) associated with an item.
  48 #define wxLIST_HITTEST_ONITEMRIGHT      0x0100  // In the area to the right of an item.
  49 #define wxLIST_HITTEST_ONITEMSTATEICON  0x0200  // On the state icon for a tree view item that is in a user-defined state.
  50 #define wxLIST_HITTEST_TOLEFT           0x0400  // To the left of the client area.
  51 #define wxLIST_HITTEST_TORIGHT          0x0800  // To the right of the client area.
  52
  53 #define wxLIST_HITTEST_ONITEM (wxLIST_HITTEST_ONITEMICON | wxLIST_HITTEST_ONITEMLABEL | wxLIST_HITTEST_ONITEMSTATEICON)
  54
  55 // Flags for GetNextItem (MSW only except wxLIST_NEXT_ALL)
  56 enum
  57 {
  58     wxLIST_NEXT_ABOVE,          // Searches for an item above the specified item
  59     wxLIST_NEXT_ALL,            // Searches for subsequent item by index
  60     wxLIST_NEXT_BELOW,          // Searches for an item below the specified item
  61     wxLIST_NEXT_LEFT,           // Searches for an item to the left of the specified item
  62     wxLIST_NEXT_RIGHT           // Searches for an item to the right of the specified item
  63 };
  64
  65 // Alignment flags for Arrange (MSW only except wxLIST_ALIGN_LEFT)
  66 enum
  67 {
  68     wxLIST_ALIGN_DEFAULT,
  69     wxLIST_ALIGN_LEFT,
  70     wxLIST_ALIGN_TOP,
  71     wxLIST_ALIGN_SNAP_TO_GRID
  72 };
  73
  74 // Column format (MSW only except wxLIST_FORMAT_LEFT)
  75 enum wxListColumnFormat
  76 {
  77     wxLIST_FORMAT_LEFT,
  78     wxLIST_FORMAT_RIGHT,
  79     wxLIST_FORMAT_CENTRE,
  80     wxLIST_FORMAT_CENTER = wxLIST_FORMAT_CENTRE
  81 };
  82
  83 // Autosize values for SetColumnWidth
  84 enum
  85 {
  86     wxLIST_AUTOSIZE = -1,
  87     wxLIST_AUTOSIZE_USEHEADER = -2      // partly supported by generic version
  88 };
  89
  90 // Flag values for GetItemRect
  91 enum
  92 {
  93     wxLIST_RECT_BOUNDS,
  94     wxLIST_RECT_ICON,
  95     wxLIST_RECT_LABEL
  96 };
  97
  98 // Flag values for FindItem (MSW only)
  99 enum
 100 {
 101     wxLIST_FIND_UP,
 102     wxLIST_FIND_DOWN,
 103     wxLIST_FIND_LEFT,
 104     wxLIST_FIND_RIGHT
 105 };
 106
 107 // ----------------------------------------------------------------------------
 108 // wxListItemAttr: a structure containing the visual attributes of an item
 109 // ----------------------------------------------------------------------------
 110
 111 class WXDLLEXPORT wxListItemAttr
 112 {
 113 public:
 114     // ctors
 115     wxListItemAttr() { }
 116     wxListItemAttr(const wxColour& colText,
 117                    const wxColour& colBack,
 118                    const wxFont& font)
 119         : m_colText(colText), m_colBack(colBack), m_font(font) { }
 120
 121     // setters
 122     void SetTextColour(const wxColour& colText) { m_colText = colText; }
 123     void SetBackgroundColour(const wxColour& colBack) { m_colBack = colBack; }
 124     void SetFont(const wxFont& font) { m_font = font; }
 125
 126     // accessors
 127     bool HasTextColour() const { return m_colText.Ok(); }
 128     bool HasBackgroundColour() const { return m_colBack.Ok(); }
 129     bool HasFont() const { return m_font.Ok(); }
 130
 131     const wxColour& GetTextColour() const { return m_colText; }
 132     const wxColour& GetBackgroundColour() const { return m_colBack; }
 133     const wxFont& GetFont() const { return m_font; }
 134
 135 private:
 136     wxColour m_colText,
 137              m_colBack;
 138     wxFont   m_font;
 139 };
 140
 141 // ----------------------------------------------------------------------------
 142 // wxListItem: the item or column info, used to exchange data with wxListCtrl
 143 // ----------------------------------------------------------------------------
 144
 145 class WXDLLEXPORT wxListItem : public wxObject
 146 {
 147 public:
 148     wxListItem();
 149     ~wxListItem() { delete m_attr; }
 150
 151     // resetting
 152     void Clear();
 153     void ClearAttributes();
 154
 155     // setters
 156     void SetMask(long mask) { m_mask = mask; }
 157     void SetId(long id) { m_itemId = id; }
 158     void SetColumn(int col) { m_col = col; }
 159     void SetState(long state) { m_state = state; m_stateMask |= state; }
 160     void SetStateMask(long stateMask) { m_stateMask = stateMask; }
 161     void SetText(const wxString& text) { m_text = text; }
 162     void SetImage(int image) { m_image = image; }
 163     void SetData(long data) { m_data = data; }
 164     void SetData(void *data) { m_data = (long)data; }
 165
 166     void SetWidth(int width) { m_width = width; }
 167     void SetAlign(wxListColumnFormat align) { m_format = align; }
 168
 169     void SetTextColour(const wxColour& colText)
 170         { Attributes().SetTextColour(colText); }
 171     void SetBackgroundColour(const wxColour& colBack)
 172         { Attributes().SetBackgroundColour(colBack); }
 173     void SetFont(const wxFont& font)
 174         { Attributes().SetFont(font); }
 175
 176     // accessors
 177     long GetMask() const { return m_mask; }
 178     long GetId() const { return m_itemId; }
 179     int GetColumn() const { return m_col; }
 180     long GetState() const { return m_state & m_stateMask; }
 181     const wxString& GetText() const { return m_text; }
 182     int GetImage() const { return m_image; }
 183     long GetData() const { return m_data; }
 184
 185     int GetWidth() const { return m_width; }
 186     wxListColumnFormat GetAlign() const { return (wxListColumnFormat)m_format; }
 187
 188     wxListItemAttr *GetAttributes() const { return m_attr; }
 189     bool HasAttributes() const { return m_attr != NULL; }
 190
 191     const wxColour& GetTextColour() const
 192         { return HasAttributes() ? m_attr->GetTextColour() : wxNullColour; }
 193     const wxColour& GetBackgroundColour() const
 194         { return HasAttributes() ? m_attr->GetBackgroundColour()
 195                                  : wxNullColour; }
 196     const wxFont& GetFont() const
 197         { return HasAttributes() ? m_attr->GetFont() : wxNullFont; }
 198
 199     // these members are public for compatibility
 200
 201     long            m_mask;     // Indicates what fields are valid
 202     long            m_itemId;   // The zero-based item position
 203     int             m_col;      // Zero-based column, if in report mode
 204     long            m_state;    // The state of the item
 205     long            m_stateMask;// Which flags of m_state are valid (uses same flags)
 206     wxString        m_text;     // The label/header text
 207     int             m_image;    // The zero-based index into an image list
 208     long            m_data;     // App-defined data
 209
 210     // For columns only
 211     int             m_format;   // left, right, centre
 212     int             m_width;    // width of column
 213
 214 protected:
 215     // creates m_attr if we don't have it yet
 216     wxListItemAttr& Attributes()
 217     {
 218         if ( !m_attr )
 219             m_attr = new wxListItemAttr;
 220
 221         return *m_attr;
 222     }
 223
 224     wxListItemAttr *m_attr;     // optional pointer to the items style
 225
 226 private:
 227     DECLARE_DYNAMIC_CLASS(wxListItem)
 228 };
 229
 230 // ----------------------------------------------------------------------------
 231 // include the wxListCtrl class declaration
 232 // ----------------------------------------------------------------------------
 233
 234 #if defined(__WXMSW__)
 235     #ifdef __WIN16__
 236         #include "wx/generic/listctrl.h"
 237     #else
 238         #include "wx/msw/listctrl.h"
 239     #endif
 240 #elif defined(__WXMOTIF__)
 241     #include "wx/generic/listctrl.h"
 242 #elif defined(__WXGTK__)
 243     #include "wx/generic/listctrl.h"
 244 #elif defined(__WXQT__)
 245     #include "wx/generic/listctrl.h"
 246 #elif defined(__WXMAC__)
 247     #include "wx/generic/listctrl.h"
 248 #elif defined(__WXPM__)
 249     #include "wx/generic/listctrl.h"
 250 #elif defined(__WXSTUBS__)
 251     #include "wx/generic/listctrl.h"
 252 #endif
 253
 254 // ----------------------------------------------------------------------------
 255 // wxListEvent - the event class for the wxListCtrl notifications
 256 // ----------------------------------------------------------------------------
 257
 258 class WXDLLEXPORT wxListEvent : public wxNotifyEvent
 259 {
 260 public:
 261     wxListEvent(wxEventType commandType = wxEVT_NULL, int id = 0);
 262
 263     int           m_code;
 264     long          m_itemIndex;
 265     long          m_oldItemIndex;
 266     int           m_col;
 267     bool          m_cancelled;
 268     wxPoint       m_pointDrag;
 269
 270     wxListItem    m_item;
 271
 272     inline int GetCode() { return m_code; }
 273     inline long GetIndex() { return m_itemIndex; }
 274     inline long GetOldIndex() { return m_oldItemIndex; }
 275     inline long GetItem() { return m_itemIndex; }
 276     inline long GetOldItem() { return m_oldItemIndex; }
 277     inline int GetColumn() { return m_col; }
 278     inline bool Cancelled() { return m_cancelled; }
 279     inline wxPoint GetPoint() { return m_pointDrag; }
 280     inline const wxString &GetLabel() const { return m_item.m_text; }
 281     inline const wxString &GetText() const { return m_item.m_text; }
 282     inline int GetImage() { return m_item.m_image; }
 283     inline long GetData() { return m_item.m_data; }
 284     inline long GetMask() { return m_item.m_mask; }
 285     inline const wxListItem &GetItem() const { return m_item; }
 286
 287 #ifndef __WXMSW__
 288     void CopyObject(wxObject& object_dest) const;
 289 #endif
 290
 291 private:
 292     DECLARE_DYNAMIC_CLASS(wxListEvent)
 293 };
 294
 295 typedef void (wxEvtHandler::*wxListEventFunction)(wxListEvent&);
 296
 297 #define EVT_LIST_BEGIN_DRAG(id, fn) { wxEVT_COMMAND_LIST_BEGIN_DRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL },
 298 #define EVT_LIST_BEGIN_RDRAG(id, fn) { wxEVT_COMMAND_LIST_BEGIN_RDRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL },
 299 #define EVT_LIST_BEGIN_LABEL_EDIT(id, fn) { wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL },
 300 #define EVT_LIST_END_LABEL_EDIT(id, fn) { wxEVT_COMMAND_LIST_END_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL },
 301 #define EVT_LIST_DELETE_ITEM(id, fn) { wxEVT_COMMAND_LIST_DELETE_ITEM, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL },
 302 #define EVT_LIST_DELETE_ALL_ITEMS(id, fn) { wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL },
 303 #define EVT_LIST_GET_INFO(id, fn) { wxEVT_COMMAND_LIST_GET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL },
 304 #define EVT_LIST_SET_INFO(id, fn) { wxEVT_COMMAND_LIST_SET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL },
 305 #define EVT_LIST_ITEM_SELECTED(id, fn) { wxEVT_COMMAND_LIST_ITEM_SELECTED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL },
 306 #define EVT_LIST_ITEM_DESELECTED(id, fn) { wxEVT_COMMAND_LIST_ITEM_DESELECTED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL },
 307 #define EVT_LIST_KEY_DOWN(id, fn) { wxEVT_COMMAND_LIST_KEY_DOWN, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL },
 308 #define EVT_LIST_INSERT_ITEM(id, fn) { wxEVT_COMMAND_LIST_INSERT_ITEM, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL },
 309 #define EVT_LIST_COL_CLICK(id, fn) { wxEVT_COMMAND_LIST_COL_CLICK, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL },
 310 #define EVT_LIST_ITEM_RIGHT_CLICK(id, fn) { wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, (wxObject *) NULL },
 311 #define EVT_LIST_ITEM_MIDDLE_CLICK(id, fn) { wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, (wxObject *) NULL },
 312 #define EVT_LIST_ITEM_ACTIVATED(id, fn) { wxEVT_COMMAND_LIST_ITEM_ACTIVATED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, (wxObject *) NULL },
 313
 314 #endif
 315     // _WX_LISTCTRL_H_BASE_