include/wx/generic/dirctrlg.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dirctrlg.h
   3 // Purpose:     wxGenericDirCtrl class
   4 //              Builds on wxDirCtrl class written by Robert Roebling for the
   5 //              wxFile application, modified by Harm van der Heijden.
   6 //              Further modified for Windows.
   7 // Author:      Robert Roebling, Harm van der Heijden, Julian Smart et al
   8 // Modified by:
   9 // Created:     21/3/2000
  10 // RCS-ID:      $Id$
  11 // Copyright:   (c) Robert Roebling, Harm van der Heijden, Julian Smart
  12 // Licence:     wxWindows licence
  13 /////////////////////////////////////////////////////////////////////////////
  14
  15 #ifndef _WX_DIRCTRL_H_
  16 #define _WX_DIRCTRL_H_
  17
  18 #if wxUSE_DIRDLG || wxUSE_FILEDLG
  19     #include "wx/imaglist.h"
  20 #endif
  21
  22 #if wxUSE_DIRDLG
  23
  24 #include "wx/treectrl.h"
  25 #include "wx/dialog.h"
  26 #include "wx/dirdlg.h"
  27 #include "wx/choice.h"
  28
  29 //-----------------------------------------------------------------------------
  30 // classes
  31 //-----------------------------------------------------------------------------
  32
  33 class WXDLLIMPEXP_CORE wxTextCtrl;
  34 class WXDLLIMPEXP_CORE wxImageList;
  35 class WXDLLIMPEXP_BASE wxHashTable;
  36
  37 //-----------------------------------------------------------------------------
  38 // Extra styles for wxGenericDirCtrl
  39 //-----------------------------------------------------------------------------
  40
  41 enum
  42 {
  43     // Only allow directory viewing/selection, no files
  44     wxDIRCTRL_DIR_ONLY       = 0x0010,
  45     // When setting the default path, select the first file in the directory
  46     wxDIRCTRL_SELECT_FIRST   = 0x0020,
  47     // Show the filter list
  48     wxDIRCTRL_SHOW_FILTERS   = 0x0040,
  49     // Use 3D borders on internal controls
  50     wxDIRCTRL_3D_INTERNAL    = 0x0080,
  51     // Editable labels
  52     wxDIRCTRL_EDIT_LABELS    = 0x0100
  53 };
  54
  55 //-----------------------------------------------------------------------------
  56 // wxDirItemData
  57 //-----------------------------------------------------------------------------
  58
  59 class WXDLLEXPORT wxDirItemData : public wxTreeItemData
  60 {
  61 public:
  62     wxDirItemData(const wxString& path, const wxString& name, bool isDir);
  63     ~wxDirItemData(){}
  64     void SetNewDirName(const wxString& path);
  65
  66     bool HasSubDirs() const;
  67     bool HasFiles(const wxString& spec = wxEmptyString) const;
  68
  69     wxString m_path, m_name;
  70     bool m_isHidden;
  71     bool m_isExpanded;
  72     bool m_isDir;
  73 };
  74
  75 //-----------------------------------------------------------------------------
  76 // wxDirCtrl
  77 //-----------------------------------------------------------------------------
  78
  79 class WXDLLEXPORT wxDirFilterListCtrl;
  80
  81 class WXDLLEXPORT wxGenericDirCtrl: public wxControl
  82 {
  83 public:
  84     wxGenericDirCtrl();
  85     wxGenericDirCtrl(wxWindow *parent, const wxWindowID id = wxID_ANY,
  86               const wxString &dir = wxDirDialogDefaultFolderStr,
  87               const wxPoint& pos = wxDefaultPosition,
  88               const wxSize& size = wxDefaultSize,
  89               long style = wxDIRCTRL_3D_INTERNAL|wxSUNKEN_BORDER,
  90               const wxString& filter = wxEmptyString,
  91               int defaultFilter = 0,
  92               const wxString& name = wxTreeCtrlNameStr )
  93     {
  94         Init();
  95         Create(parent, id, dir, pos, size, style, filter, defaultFilter, name);
  96     }
  97
  98     bool Create(wxWindow *parent, const wxWindowID id = wxID_ANY,
  99               const wxString &dir = wxDirDialogDefaultFolderStr,
 100               const wxPoint& pos = wxDefaultPosition,
 101               const wxSize& size = wxDefaultSize,
 102               long style = wxDIRCTRL_3D_INTERNAL|wxSUNKEN_BORDER,
 103               const wxString& filter = wxEmptyString,
 104               int defaultFilter = 0,
 105               const wxString& name = wxTreeCtrlNameStr );
 106
 107     virtual void Init();
 108
 109     virtual ~wxGenericDirCtrl();
 110
 111     void OnExpandItem(wxTreeEvent &event );
 112     void OnCollapseItem(wxTreeEvent &event );
 113     void OnBeginEditItem(wxTreeEvent &event );
 114     void OnEndEditItem(wxTreeEvent &event );
 115     void OnSize(wxSizeEvent &event );
 116
 117     // Try to expand as much of the given path as possible.
 118     virtual bool ExpandPath(const wxString& path);
 119     // collapse the path
 120     virtual bool CollapsePath(const wxString& path);
 121
 122     // Accessors
 123
 124     virtual inline wxString GetDefaultPath() const { return m_defaultPath; }
 125     virtual void SetDefaultPath(const wxString& path) { m_defaultPath = path; }
 126
 127     // Get dir or filename
 128     virtual wxString GetPath() const;
 129
 130     // Get selected filename path only (else empty string).
 131     // I.e. don't count a directory as a selection
 132     virtual wxString GetFilePath() const;
 133     virtual void SetPath(const wxString& path);
 134
 135     virtual void ShowHidden( bool show );
 136     virtual bool GetShowHidden() { return m_showHidden; }
 137
 138     virtual wxString GetFilter() const { return m_filter; }
 139     virtual void SetFilter(const wxString& filter);
 140
 141     virtual int GetFilterIndex() const { return m_currentFilter; }
 142     virtual void SetFilterIndex(int n);
 143
 144     virtual wxTreeItemId GetRootId() { return m_rootId; }
 145
 146     virtual wxTreeCtrl* GetTreeCtrl() const { return m_treeCtrl; }
 147     virtual wxDirFilterListCtrl* GetFilterListCtrl() const { return m_filterListCtrl; }
 148
 149     // Helper
 150     virtual void SetupSections();
 151
 152 #if WXWIN_COMPATIBILITY_2_4
 153     // Parse the filter into an array of filters and an array of descriptions
 154     virtual int ParseFilter(const wxString& filterStr, wxArrayString& filters, wxArrayString& descriptions);
 155 #endif // WXWIN_COMPATIBILITY_2_4
 156
 157     // Find the child that matches the first part of 'path'.
 158     // E.g. if a child path is "/usr" and 'path' is "/usr/include"
 159     // then the child for /usr is returned.
 160     // If the path string has been used (we're at the leaf), done is set to true
 161     virtual wxTreeItemId FindChild(wxTreeItemId parentId, const wxString& path, bool& done);
 162
 163     // Resize the components of the control
 164     virtual void DoResize();
 165
 166     // Collapse & expand the tree, thus re-creating it from scratch:
 167     virtual void ReCreateTree();
 168
 169     // Collapse the entire tree
 170     virtual void CollapseTree();
 171
 172 protected:
 173     virtual void ExpandRoot();
 174     virtual void ExpandDir(wxTreeItemId parentId);
 175     virtual void CollapseDir(wxTreeItemId parentId);
 176     virtual const wxTreeItemId AddSection(const wxString& path, const wxString& name, int imageId = 0);
 177     virtual wxTreeItemId AppendItem (const wxTreeItemId & parent,
 178                 const wxString & text,
 179                 int image = -1, int selectedImage = -1,
 180                 wxTreeItemData * data = NULL);
 181     //void FindChildFiles(wxTreeItemId id, int dirFlags, wxArrayString& filenames);
 182     virtual wxTreeCtrl* CreateTreeCtrl(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long treeStyle);
 183
 184     // Extract description and actual filter from overall filter string
 185     bool ExtractWildcard(const wxString& filterStr, int n, wxString& filter, wxString& description);
 186
 187 private:
 188     bool            m_showHidden;
 189     wxTreeItemId    m_rootId;
 190     wxString        m_defaultPath; // Starting path
 191     long            m_styleEx; // Extended style
 192     wxString        m_filter;  // Wildcards in same format as per wxFileDialog
 193     int             m_currentFilter; // The current filter index
 194     wxString        m_currentFilterStr; // Current filter string
 195     wxTreeCtrl*     m_treeCtrl;
 196     wxDirFilterListCtrl* m_filterListCtrl;
 197
 198 private:
 199     DECLARE_EVENT_TABLE()
 200     DECLARE_DYNAMIC_CLASS(wxGenericDirCtrl)
 201     DECLARE_NO_COPY_CLASS(wxGenericDirCtrl)
 202 };
 203
 204 //-----------------------------------------------------------------------------
 205 // wxDirFilterListCtrl
 206 //-----------------------------------------------------------------------------
 207
 208 class WXDLLEXPORT wxDirFilterListCtrl: public wxChoice
 209 {
 210 public:
 211     wxDirFilterListCtrl() { Init(); }
 212     wxDirFilterListCtrl(wxGenericDirCtrl* parent, const wxWindowID id = wxID_ANY,
 213               const wxPoint& pos = wxDefaultPosition,
 214               const wxSize& size = wxDefaultSize,
 215               long style = 0)
 216     {
 217         Init();
 218         Create(parent, id, pos, size, style);
 219     }
 220
 221     bool Create(wxGenericDirCtrl* parent, const wxWindowID id = wxID_ANY,
 222               const wxPoint& pos = wxDefaultPosition,
 223               const wxSize& size = wxDefaultSize,
 224               long style = 0);
 225
 226     void Init();
 227
 228     ~wxDirFilterListCtrl() {}
 229
 230     //// Operations
 231     void FillFilterList(const wxString& filter, int defaultFilter);
 232
 233     //// Events
 234     void OnSelFilter(wxCommandEvent& event);
 235
 236 protected:
 237     wxGenericDirCtrl*    m_dirCtrl;
 238
 239     DECLARE_EVENT_TABLE()
 240     DECLARE_CLASS(wxDirFilterListCtrl)
 241     DECLARE_NO_COPY_CLASS(wxDirFilterListCtrl)
 242 };
 243
 244 #if !defined(__WXMSW__) && !defined(__WXMAC__) && !defined(__WXPM__)
 245     #define wxDirCtrl wxGenericDirCtrl
 246 #endif
 247
 248 // Symbols for accessing individual controls
 249 #define wxID_TREECTRL          7000
 250 #define wxID_FILTERLISTCTRL    7001
 251
 252 #endif // wxUSE_DIRDLG
 253
 254 //-------------------------------------------------------------------------
 255 // wxFileIconsTable - use wxTheFileIconsTable which is created as necessary
 256 //-------------------------------------------------------------------------
 257
 258 #if wxUSE_DIRDLG || wxUSE_FILEDLG
 259
 260 class WXDLLEXPORT wxFileIconsTable
 261 {
 262 public:
 263     wxFileIconsTable();
 264     ~wxFileIconsTable();
 265
 266     enum iconId_Type
 267     {
 268         folder,
 269         folder_open,
 270         computer,
 271         drive,
 272         cdrom,
 273         floppy,
 274         removeable,
 275         file,
 276         executable
 277     };
 278
 279     int GetIconID(const wxString& extension, const wxString& mime = wxEmptyString);
 280     wxImageList *GetSmallImageList();
 281
 282 protected:
 283     void Create();  // create on first use
 284
 285     wxImageList *m_smallImageList;
 286     wxHashTable *m_HashTable;
 287 };
 288
 289 // The global fileicons table
 290 extern WXDLLEXPORT_DATA(wxFileIconsTable *) wxTheFileIconsTable;
 291
 292 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG
 293
 294 #endif
 295     // _WX_DIRCTRLG_H_