include/wx/generic/filepickerg.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/generic/filepickerg.h
   3 // Purpose:     wxGenericFileDirButton, wxGenericFileButton, wxGenericDirButton
   4 // Author:      Francesco Montorsi
   5 // Modified by:
   6 // Created:     14/4/2006
   7 // Copyright:   (c) Francesco Montorsi
   8 // RCS-ID:      $Id$
   9 // Licence:     wxWindows Licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_FILEDIRPICKER_H_
  13 #define _WX_FILEDIRPICKER_H_
  14
  15 #include "wx/button.h"
  16 #include "wx/filedlg.h"
  17 #include "wx/dirdlg.h"
  18
  19
  20 wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_DIRPICKER_CHANGED, wxFileDirPickerEvent );
  21 wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_FILEPICKER_CHANGED, wxFileDirPickerEvent );
  22
  23
  24 //-----------------------------------------------------------------------------
  25 // wxGenericFileDirButton: a button which brings up a wx{File|Dir}Dialog
  26 //-----------------------------------------------------------------------------
  27
  28 class WXDLLIMPEXP_CORE wxGenericFileDirButton : public wxButton,
  29                                                 public wxFileDirPickerWidgetBase
  30 {
  31 public:
  32     wxGenericFileDirButton() { Init(); }
  33     wxGenericFileDirButton(wxWindow *parent,
  34                            wxWindowID id,
  35                            const wxString& label = wxFilePickerWidgetLabel,
  36                            const wxString& path = wxEmptyString,
  37                            const wxString &message = wxFileSelectorPromptStr,
  38                            const wxString &wildcard = wxFileSelectorDefaultWildcardStr,
  39                            const wxPoint& pos = wxDefaultPosition,
  40                            const wxSize& size = wxDefaultSize,
  41                            long style = 0,
  42                            const wxValidator& validator = wxDefaultValidator,
  43                            const wxString& name = wxFilePickerWidgetNameStr)
  44     {
  45         Init();
  46         Create(parent, id, label, path, message, wildcard,
  47                pos, size, style, validator, name);
  48     }
  49
  50     virtual wxControl *AsControl() { return this; }
  51
  52 public:     // overridable
  53
  54     virtual wxDialog *CreateDialog() = 0;
  55
  56     virtual wxWindow *GetDialogParent()
  57         { return GetParent(); }
  58
  59     virtual wxEventType GetEventType() const = 0;
  60
  61 public:
  62
  63     bool Create(wxWindow *parent, wxWindowID id,
  64            const wxString& label = wxFilePickerWidgetLabel,
  65            const wxString& path = wxEmptyString,
  66            const wxString &message = wxFileSelectorPromptStr,
  67            const wxString &wildcard = wxFileSelectorDefaultWildcardStr,
  68            const wxPoint& pos = wxDefaultPosition,
  69            const wxSize& size = wxDefaultSize,
  70            long style = 0,
  71            const wxValidator& validator = wxDefaultValidator,
  72            const wxString& name = wxFilePickerWidgetNameStr);
  73
  74     // event handler for the click
  75     void OnButtonClick(wxCommandEvent &);
  76
  77 protected:
  78     wxString m_message, m_wildcard;
  79
  80     // we just store the style passed to the ctor here instead of passing it to
  81     // wxButton as some of our bits can conflict with wxButton styles and it
  82     // just doesn't make sense to use picker styles for wxButton anyhow
  83     long m_pickerStyle;
  84
  85 private:
  86     // common part of all ctors
  87     void Init() { m_pickerStyle = -1; }
  88 };
  89
  90
  91 //-----------------------------------------------------------------------------
  92 // wxGenericFileButton: a button which brings up a wxFileDialog
  93 //-----------------------------------------------------------------------------
  94
  95 #define wxFILEBTN_DEFAULT_STYLE                     (wxFLP_OPEN)
  96
  97 class WXDLLIMPEXP_CORE wxGenericFileButton : public wxGenericFileDirButton
  98 {
  99 public:
 100     wxGenericFileButton() {}
 101     wxGenericFileButton(wxWindow *parent,
 102                         wxWindowID id,
 103                         const wxString& label = wxFilePickerWidgetLabel,
 104                         const wxString& path = wxEmptyString,
 105                         const wxString &message = wxFileSelectorPromptStr,
 106                         const wxString &wildcard = wxFileSelectorDefaultWildcardStr,
 107                         const wxPoint& pos = wxDefaultPosition,
 108                         const wxSize& size = wxDefaultSize,
 109                         long style = wxFILEBTN_DEFAULT_STYLE,
 110                         const wxValidator& validator = wxDefaultValidator,
 111                         const wxString& name = wxFilePickerWidgetNameStr)
 112     {
 113         Create(parent, id, label, path, message, wildcard,
 114                pos, size, style, validator, name);
 115     }
 116
 117 public:     // overridable
 118
 119     virtual long GetDialogStyle() const
 120     {
 121         // the derived class must initialize it if it doesn't use the
 122         // non-default wxGenericFileDirButton ctor
 123         wxASSERT_MSG( m_pickerStyle != -1,
 124                       "forgot to initialize m_pickerStyle?" );
 125
 126
 127         long filedlgstyle = 0;
 128
 129         if ( m_pickerStyle & wxFLP_OPEN )
 130             filedlgstyle |= wxFD_OPEN;
 131         if ( m_pickerStyle & wxFLP_SAVE )
 132             filedlgstyle |= wxFD_SAVE;
 133         if ( m_pickerStyle & wxFLP_OVERWRITE_PROMPT )
 134             filedlgstyle |= wxFD_OVERWRITE_PROMPT;
 135         if ( m_pickerStyle & wxFLP_FILE_MUST_EXIST )
 136             filedlgstyle |= wxFD_FILE_MUST_EXIST;
 137         if ( m_pickerStyle & wxFLP_CHANGE_DIR )
 138             filedlgstyle |= wxFD_CHANGE_DIR;
 139
 140         return filedlgstyle;
 141     }
 142
 143     virtual wxDialog *CreateDialog()
 144     {
 145         wxFileDialog *p = new wxFileDialog(GetDialogParent(), m_message,
 146                                     wxEmptyString, wxEmptyString,
 147                                     m_wildcard, GetDialogStyle());
 148
 149         // this sets both the default folder and the default file of the dialog
 150         p->SetPath(m_path);
 151         return p;
 152     }
 153
 154     wxEventType GetEventType() const
 155         { return wxEVT_COMMAND_FILEPICKER_CHANGED; }
 156
 157 protected:
 158     void UpdateDialogPath(wxDialog *p)
 159         { wxStaticCast(p, wxFileDialog)->SetPath(m_path); }
 160     void UpdatePathFromDialog(wxDialog *p)
 161         { m_path = wxStaticCast(p, wxFileDialog)->GetPath(); }
 162
 163 private:
 164     DECLARE_DYNAMIC_CLASS(wxGenericFileButton)
 165 };
 166
 167
 168 //-----------------------------------------------------------------------------
 169 // wxGenericDirButton: a button which brings up a wxDirDialog
 170 //-----------------------------------------------------------------------------
 171
 172 #define wxDIRBTN_DEFAULT_STYLE                     0
 173
 174 class WXDLLIMPEXP_CORE wxGenericDirButton : public wxGenericFileDirButton
 175 {
 176 public:
 177     wxGenericDirButton() {}
 178     wxGenericDirButton(wxWindow *parent,
 179                        wxWindowID id,
 180                        const wxString& label = wxDirPickerWidgetLabel,
 181                        const wxString& path = wxEmptyString,
 182                        const wxString &message = wxDirSelectorPromptStr,
 183                        const wxPoint& pos = wxDefaultPosition,
 184                        const wxSize& size = wxDefaultSize,
 185                        long style = wxDIRBTN_DEFAULT_STYLE,
 186                        const wxValidator& validator = wxDefaultValidator,
 187                        const wxString& name = wxDirPickerWidgetNameStr)
 188     {
 189         Create(parent, id, label, path, message, wxEmptyString,
 190                pos, size, style, validator, name);
 191     }
 192
 193 public:     // overridable
 194
 195     virtual long GetDialogStyle() const
 196     {
 197         long dirdlgstyle = wxDD_DEFAULT_STYLE;
 198
 199         if ( m_pickerStyle & wxDIRP_DIR_MUST_EXIST )
 200             dirdlgstyle |= wxDD_DIR_MUST_EXIST;
 201         if ( m_pickerStyle & wxDIRP_CHANGE_DIR )
 202             dirdlgstyle |= wxDD_CHANGE_DIR;
 203
 204         return dirdlgstyle;
 205     }
 206
 207     virtual wxDialog *CreateDialog()
 208     {
 209         return new wxDirDialog(GetDialogParent(), m_message, m_path,
 210                                    GetDialogStyle());
 211     }
 212
 213     wxEventType GetEventType() const
 214         { return wxEVT_COMMAND_DIRPICKER_CHANGED; }
 215
 216 protected:
 217     void UpdateDialogPath(wxDialog *p)
 218         { wxStaticCast(p, wxDirDialog)->SetPath(m_path); }
 219     void UpdatePathFromDialog(wxDialog *p)
 220         { m_path = wxStaticCast(p, wxDirDialog)->GetPath(); }
 221
 222 private:
 223     DECLARE_DYNAMIC_CLASS(wxGenericDirButton)
 224 };
 225
 226
 227 #endif // _WX_FILEDIRPICKER_H_