include/wx/generic/dirctrlg.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/generic/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
  19
  20 #include "wx/treectrl.h"
  21 #include "wx/dialog.h"
  22 #include "wx/dirdlg.h"
  23 #include "wx/choice.h"
  24
  25 //-----------------------------------------------------------------------------
  26 // classes
  27 //-----------------------------------------------------------------------------
  28
  29 class WXDLLIMPEXP_FWD_CORE wxTextCtrl;
  30 class WXDLLIMPEXP_FWD_BASE wxHashTable;
  31
  32 //-----------------------------------------------------------------------------
  33 // Extra styles for wxGenericDirCtrl
  34 //-----------------------------------------------------------------------------
  35
  36 enum
  37 {
  38     // Only allow directory viewing/selection, no files
  39     wxDIRCTRL_DIR_ONLY       = 0x0010,
  40     // When setting the default path, select the first file in the directory
  41     wxDIRCTRL_SELECT_FIRST   = 0x0020,
  42 #if WXWIN_COMPATIBILITY_2_8
  43     // Unused, for compatibility only
  44     wxDIRCTRL_SHOW_FILTERS   = 0x0040,
  45 #endif // WXWIN_COMPATIBILITY_2_8
  46     // Use 3D borders on internal controls
  47     wxDIRCTRL_3D_INTERNAL    = 0x0080,
  48     // Editable labels
  49     wxDIRCTRL_EDIT_LABELS    = 0x0100,
  50     // Allow multiple selection
  51     wxDIRCTRL_MULTIPLE       = 0x0200
  52 };
  53
  54 //-----------------------------------------------------------------------------
  55 // wxDirItemData
  56 //-----------------------------------------------------------------------------
  57
  58 class WXDLLIMPEXP_CORE wxDirItemData : public wxTreeItemData
  59 {
  60 public:
  61     wxDirItemData(const wxString& path, const wxString& name, bool isDir);
  62     virtual ~wxDirItemData(){}
  63     void SetNewDirName(const wxString& path);
  64
  65     bool HasSubDirs() const;
  66     bool HasFiles(const wxString& spec = wxEmptyString) const;
  67
  68     wxString m_path, m_name;
  69     bool m_isHidden;
  70     bool m_isExpanded;
  71     bool m_isDir;
  72 };
  73
  74 //-----------------------------------------------------------------------------
  75 // wxDirCtrl
  76 //-----------------------------------------------------------------------------
  77
  78 class WXDLLIMPEXP_FWD_CORE wxDirFilterListCtrl;
  79
  80 class WXDLLIMPEXP_CORE wxGenericDirCtrl: public wxControl
  81 {
  82 public:
  83     wxGenericDirCtrl();
  84     wxGenericDirCtrl(wxWindow *parent, const wxWindowID id = wxID_ANY,
  85               const wxString &dir = wxDirDialogDefaultFolderStr,
  86               const wxPoint& pos = wxDefaultPosition,
  87               const wxSize& size = wxDefaultSize,
  88               long style = wxDIRCTRL_3D_INTERNAL,
  89               const wxString& filter = wxEmptyString,
  90               int defaultFilter = 0,
  91               const wxString& name = wxTreeCtrlNameStr )
  92     {
  93         Init();
  94         Create(parent, id, dir, pos, size, style, filter, defaultFilter, name);
  95     }
  96
  97     bool Create(wxWindow *parent, const wxWindowID id = wxID_ANY,
  98               const wxString &dir = wxDirDialogDefaultFolderStr,
  99               const wxPoint& pos = wxDefaultPosition,
 100               const wxSize& size = wxDefaultSize,
 101               long style = wxDIRCTRL_3D_INTERNAL,
 102               const wxString& filter = wxEmptyString,
 103               int defaultFilter = 0,
 104               const wxString& name = wxTreeCtrlNameStr );
 105
 106     virtual void Init();
 107
 108     virtual ~wxGenericDirCtrl();
 109
 110     void OnExpandItem(wxTreeEvent &event );
 111     void OnCollapseItem(wxTreeEvent &event );
 112     void OnBeginEditItem(wxTreeEvent &event );
 113     void OnEndEditItem(wxTreeEvent &event );
 114     void OnSize(wxSizeEvent &event );
 115
 116     // Try to expand as much of the given path as possible.
 117     virtual bool ExpandPath(const wxString& path);
 118     // collapse the path
 119     virtual bool CollapsePath(const wxString& path);
 120
 121     // Accessors
 122
 123     virtual inline wxString GetDefaultPath() const { return m_defaultPath; }
 124     virtual void SetDefaultPath(const wxString& path) { m_defaultPath = path; }
 125
 126     // Get dir or filename
 127     virtual wxString GetPath() const;
 128     virtual void GetPaths(wxArrayString& paths) 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 GetFilePaths(wxArrayString& paths) const;
 134     virtual void SetPath(const wxString& path);
 135
 136     virtual void SelectPath(const wxString& path, bool select = true);
 137     virtual void SelectPaths(const wxArrayString& paths);
 138
 139     virtual void ShowHidden( bool show );
 140     virtual bool GetShowHidden() { return m_showHidden; }
 141
 142     virtual wxString GetFilter() const { return m_filter; }
 143     virtual void SetFilter(const wxString& filter);
 144
 145     virtual int GetFilterIndex() const { return m_currentFilter; }
 146     virtual void SetFilterIndex(int n);
 147
 148     virtual wxTreeItemId GetRootId() { return m_rootId; }
 149
 150     virtual wxTreeCtrl* GetTreeCtrl() const { return m_treeCtrl; }
 151     virtual wxDirFilterListCtrl* GetFilterListCtrl() const { return m_filterListCtrl; }
 152
 153     virtual void UnselectAll();
 154
 155     // Helper
 156     virtual void SetupSections();
 157
 158     // Find the child that matches the first part of 'path'.
 159     // E.g. if a child path is "/usr" and 'path' is "/usr/include"
 160     // then the child for /usr is returned.
 161     // If the path string has been used (we're at the leaf), done is set to true
 162     virtual wxTreeItemId FindChild(wxTreeItemId parentId, const wxString& path, bool& done);
 163
 164     wxString GetPath(wxTreeItemId itemId) const;
 165
 166     // Resize the components of the control
 167     virtual void DoResize();
 168
 169     // Collapse & expand the tree, thus re-creating it from scratch:
 170     virtual void ReCreateTree();
 171
 172     // Collapse the entire tree
 173     virtual void CollapseTree();
 174
 175     // overridden base class methods
 176     virtual void SetFocus();
 177
 178 protected:
 179     virtual void ExpandRoot();
 180     virtual void ExpandDir(wxTreeItemId parentId);
 181     virtual void CollapseDir(wxTreeItemId parentId);
 182     virtual const wxTreeItemId AddSection(const wxString& path, const wxString& name, int imageId = 0);
 183     virtual wxTreeItemId AppendItem (const wxTreeItemId & parent,
 184                 const wxString & text,
 185                 int image = -1, int selectedImage = -1,
 186                 wxTreeItemData * data = NULL);
 187     //void FindChildFiles(wxTreeItemId id, int dirFlags, wxArrayString& filenames);
 188     virtual wxTreeCtrl* CreateTreeCtrl(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long treeStyle);
 189
 190     // Extract description and actual filter from overall filter string
 191     bool ExtractWildcard(const wxString& filterStr, int n, wxString& filter, wxString& description);
 192
 193 private:
 194     void PopulateNode(wxTreeItemId node);
 195     wxDirItemData* GetItemData(wxTreeItemId itemId);
 196
 197     bool            m_showHidden;
 198     wxTreeItemId    m_rootId;
 199     wxString        m_defaultPath; // Starting path
 200     long            m_styleEx; // Extended style
 201     wxString        m_filter;  // Wildcards in same format as per wxFileDialog
 202     int             m_currentFilter; // The current filter index
 203     wxString        m_currentFilterStr; // Current filter string
 204     wxTreeCtrl*     m_treeCtrl;
 205     wxDirFilterListCtrl* m_filterListCtrl;
 206
 207 private:
 208     DECLARE_EVENT_TABLE()
 209     DECLARE_DYNAMIC_CLASS(wxGenericDirCtrl)
 210     wxDECLARE_NO_COPY_CLASS(wxGenericDirCtrl);
 211 };
 212
 213 //-----------------------------------------------------------------------------
 214 // wxDirFilterListCtrl
 215 //-----------------------------------------------------------------------------
 216
 217 class WXDLLIMPEXP_CORE wxDirFilterListCtrl: public wxChoice
 218 {
 219 public:
 220     wxDirFilterListCtrl() { Init(); }
 221     wxDirFilterListCtrl(wxGenericDirCtrl* parent, const wxWindowID id = wxID_ANY,
 222               const wxPoint& pos = wxDefaultPosition,
 223               const wxSize& size = wxDefaultSize,
 224               long style = 0)
 225     {
 226         Init();
 227         Create(parent, id, pos, size, style);
 228     }
 229
 230     bool Create(wxGenericDirCtrl* parent, const wxWindowID id = wxID_ANY,
 231               const wxPoint& pos = wxDefaultPosition,
 232               const wxSize& size = wxDefaultSize,
 233               long style = 0);
 234
 235     void Init();
 236
 237     virtual ~wxDirFilterListCtrl() {}
 238
 239     //// Operations
 240     void FillFilterList(const wxString& filter, int defaultFilter);
 241
 242     //// Events
 243     void OnSelFilter(wxCommandEvent& event);
 244
 245 protected:
 246     wxGenericDirCtrl*    m_dirCtrl;
 247
 248     DECLARE_EVENT_TABLE()
 249     DECLARE_CLASS(wxDirFilterListCtrl)
 250     wxDECLARE_NO_COPY_CLASS(wxDirFilterListCtrl);
 251 };
 252
 253 #if !defined(__WXMSW__) && !defined(__WXMAC__) && !defined(__WXPM__)
 254     #define wxDirCtrl wxGenericDirCtrl
 255 #endif
 256
 257 // Symbols for accessing individual controls
 258 #define wxID_TREECTRL          7000
 259 #define wxID_FILTERLISTCTRL    7001
 260
 261 #endif // wxUSE_DIRDLG
 262
 263 //-------------------------------------------------------------------------
 264 // wxFileIconsTable - use wxTheFileIconsTable which is created as necessary
 265 //-------------------------------------------------------------------------
 266
 267 #if wxUSE_DIRDLG || wxUSE_FILEDLG || wxUSE_FILECTRL
 268
 269 class WXDLLIMPEXP_FWD_CORE wxImageList;
 270
 271 class WXDLLIMPEXP_CORE wxFileIconsTable
 272 {
 273 public:
 274     wxFileIconsTable();
 275     ~wxFileIconsTable();
 276
 277     enum iconId_Type
 278     {
 279         folder,
 280         folder_open,
 281         computer,
 282         drive,
 283         cdrom,
 284         floppy,
 285         removeable,
 286         file,
 287         executable
 288     };
 289
 290     int GetIconID(const wxString& extension, const wxString& mime = wxEmptyString);
 291     wxImageList *GetSmallImageList();
 292
 293 protected:
 294     void Create();  // create on first use
 295
 296     wxImageList *m_smallImageList;
 297     wxHashTable *m_HashTable;
 298 };
 299
 300 // The global fileicons table
 301 extern WXDLLIMPEXP_DATA_CORE(wxFileIconsTable *) wxTheFileIconsTable;
 302
 303 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG || wxUSE_FILECTRL
 304
 305 #endif
 306     // _WX_DIRCTRLG_H_