///////////////////////////////////////////////////////////////////////////// // Name: dirdlg.cpp // Purpose: wxDirDialog // Author: Harm van der Heijden and Robert Roebling // Modified by: // Created: 12/12/98 // Copyright: (c) Harm van der Heijden and Robert Roebling // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ #pragma implementation "dirdlgg.h" #endif // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ #pragma hdrstop #endif #include "wx/defs.h" #include "wx/utils.h" #include "wx/dialog.h" #include "wx/button.h" #include "wx/layout.h" #include "wx/msgdlg.h" #include "wx/textdlg.h" #include "wx/filefn.h" #include "wx/cmndata.h" #include "wx/gdicmn.h" #include "wx/intl.h" #include "wx/imaglist.h" #include "wx/generic/dirdlgg.h" // If compiled under Windows, this macro can cause problems #ifdef GetFirstChild #undef GetFirstChild #endif /* XPM */ static char * icon1_xpm[] = { /* width height ncolors chars_per_pixel */ "16 16 6 1", /* colors */ " s None c None", ". c #000000", "+ c #c0c0c0", "@ c #808080", "# c #ffff00", "$ c #ffffff", /* pixels */ " ", " @@@@@ ", " @#+#+#@ ", " @#+#+#+#@@@@@@ ", " @$$$$$$$$$$$$@.", " @$#+#+#+#+#+#@.", " @$+#+#+#+#+#+@.", " @$#+#+#+#+#+#@.", " @$+#+#+#+#+#+@.", " @$#+#+#+#+#+#@.", " @$+#+#+#+#+#+@.", " @$#+#+#+#+#+#@.", " @@@@@@@@@@@@@@.", " ..............", " ", " "}; /* XPM */ static char * icon2_xpm[] = { /* width height ncolors chars_per_pixel */ "16 16 6 1", /* colors */ " s None c None", ". c #000000", "+ c #c0c0c0", "@ c #808080", "# c #ffff00", "$ c #ffffff", /* pixels */ " ", " @@@@@ ", " @$$$$$@ ", " @$#+#+#$@@@@@@ ", " @$+#+#+$$$$$$@.", " @$#+#+#+#+#+#@.", "@@@@@@@@@@@@@#@.", "@$$$$$$$$$$@@+@.", "@$#+#+#+#+##.@@.", " @$#+#+#+#+#+.@.", " @$+#+#+#+#+#.@.", " @$+#+#+#+##@..", " @@@@@@@@@@@@@.", " .............", " ", " "}; static const int ID_DIRCTRL = 1000; static const int ID_TEXTCTRL = 1001; static const int ID_OK = 1002; static const int ID_CANCEL = 1003; static const int ID_NEW = 1004; //static const int ID_CHECK = 1005; //----------------------------------------------------------------------------- // wxDirItemData //----------------------------------------------------------------------------- class wxDirItemData : public wxTreeItemData { public: wxDirItemData(wxString& path, wxString& name); ~wxDirItemData(); bool HasSubDirs(); wxString *m_path, *m_name; bool m_isHidden; bool m_hasSubDirs; }; //----------------------------------------------------------------------------- // wxDirCtrl //----------------------------------------------------------------------------- class wxDirCtrl: public wxTreeCtrl { DECLARE_DYNAMIC_CLASS(wxDirCtrl) public: bool m_showHidden; wxTreeItemId m_rootId; wxDirCtrl(void); wxDirCtrl(wxWindow *parent, const wxWindowID id = -1, const wxString &dir = "/", const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, const long style = wxTR_HAS_BUTTONS, const wxString& name = "wxTreeCtrl" ); void OnExpandItem(wxTreeEvent &event ); void OnCollapseItem(wxTreeEvent &event ); void ShowHidden( const bool yesno ); DECLARE_EVENT_TABLE() protected: void CreateItems(const wxTreeItemId &parent); void SetupSections(void); wxArrayString m_paths, m_names; }; //----------------------------------------------------------------------------- // wxDirItemData //----------------------------------------------------------------------------- wxDirItemData::wxDirItemData(wxString& path, wxString& name) { m_path = new wxString(path); m_name = new wxString(name); /* Insert logic to detect hidden files here * In UnixLand we just check whether the first char is a dot * For FileNameFromPath read LastDirNameInThisPath ;-) */ // m_isHidden = (bool)(wxFileNameFromPath(*m_path)[0] == '.'); m_isHidden = FALSE; m_hasSubDirs = HasSubDirs(); } wxDirItemData:: ~wxDirItemData() { delete m_path; delete m_name; } bool wxDirItemData::HasSubDirs() { wxString search = *m_path + "/*"; wxString path = wxFindFirstFile( search, wxDIR ); return (bool)(!path.IsNull()); } //----------------------------------------------------------------------------- // wxDirCtrl //----------------------------------------------------------------------------- IMPLEMENT_DYNAMIC_CLASS(wxDirCtrl,wxTreeCtrl) BEGIN_EVENT_TABLE(wxDirCtrl,wxTreeCtrl) EVT_TREE_ITEM_EXPANDING (-1, wxDirCtrl::OnExpandItem) EVT_TREE_ITEM_COLLAPSED (-1, wxDirCtrl::OnCollapseItem) END_EVENT_TABLE() wxDirCtrl::wxDirCtrl(void) { m_showHidden = FALSE; }; wxDirCtrl::wxDirCtrl(wxWindow *parent, const wxWindowID id, const wxString &WXUNUSED(dir), const wxPoint& pos, const wxSize& size, const long style, const wxString& name ) : wxTreeCtrl( parent, id, pos, size, style, wxDefaultValidator, name ) { m_imageListNormal = new wxImageList(16, 16, TRUE); m_imageListNormal->Add(wxICON(icon1)); m_imageListNormal->Add(wxICON(icon2)); SetImageList(m_imageListNormal); m_showHidden = FALSE; m_rootId = AddRoot("Sections"); SetItemHasChildren(m_rootId); Expand(m_rootId); // automatically expand first level }; /* Quick macro. Don't worry, I'll #undef it later */ #define ADD_SECTION(a,b) \ if (wxPathExists((a))) { m_paths.Add( (a) ); m_names.Add( (b) ); }; void wxDirCtrl::SetupSections() { wxString home; m_paths.Clear(); m_names.Clear(); ADD_SECTION(_T("/"), _("The Computer") ) wxGetHomeDir(&home); ADD_SECTION(home, _("My Home") ) ADD_SECTION(_T("/mnt"), _("Mounted Devices") ) ADD_SECTION(_T("/usr"), _("User") ) ADD_SECTION(_T("/usr/local"), _("User Local") ) ADD_SECTION(_T("/var"), _("Variables") ) ADD_SECTION(_T("/etc"), _("Etcetera") ) ADD_SECTION(_T("/tmp"), _("Temporary") ) } #undef ADD_SECTION void wxDirCtrl::CreateItems(const wxTreeItemId &parent) { wxTreeItemId id; wxDirItemData *dir_item; // wxASSERT(m_paths.Count() == m_names.Count()); ? for (unsigned int i=0; im_hasSubDirs) SetItemHasChildren(id); } } void wxDirCtrl::OnExpandItem(wxTreeEvent &event ) { if (event.GetItem() == m_rootId) { SetupSections(); CreateItems(m_rootId); return; }; // This may take a longish time. Go to busy cursor wxBeginBusyCursor(); wxDirItemData *data = (wxDirItemData *)GetItemData(event.GetItem()); wxASSERT(data); wxString search,path,filename; m_paths.Clear(); m_names.Clear(); search = *(data->m_path) + "/*"; for (path = wxFindFirstFile( search, wxDIR ); !path.IsNull(); path=wxFindNextFile() ) { filename = wxFileNameFromPath( path ); /* Don't add "." and ".." to the tree. I think wxFindNextFile * also checks this, but I don't quite understand what happens * there. Also wxFindNextFile seems to swallow hidden dirs */ if ((filename != ".") && (filename != "..")) { m_paths.Add(path); m_names.Add(filename); } } CreateItems(event.GetItem()); wxEndBusyCursor(); SortChildren( event.GetItem() ); }; void wxDirCtrl::OnCollapseItem(wxTreeEvent &event ) { wxTreeItemId child, parent = event.GetItem(); long cookie; /* Workaround because DeleteChildren has disapeared (why?) and * CollapseAndReset doesn't work as advertised (deletes parent too) */ child = GetFirstChild(parent, cookie); while (child.IsOk()) { Delete(child); /* Not GetNextChild below, because the cookie mechanism can't * handle disappearing children! */ child = GetFirstChild(parent, cookie); } }; //----------------------------------------------------------------------------- // wxDirDialog //----------------------------------------------------------------------------- #if !USE_SHARED_LIBRARY IMPLEMENT_CLASS(wxDirDialog, wxDialog) #else IMPLEMENT_DYNAMIC_CLASS( wxDirDialog, wxDialog ) #endif BEGIN_EVENT_TABLE( wxDirDialog, wxDialog ) EVT_TREE_KEY_DOWN (ID_DIRCTRL, wxDirDialog::OnTreeKeyDown) EVT_TREE_SEL_CHANGED (ID_DIRCTRL, wxDirDialog::OnTreeSelected) EVT_SIZE ( wxDirDialog::OnSize) EVT_BUTTON (ID_OK, wxDirDialog::OnOK) EVT_BUTTON (ID_CANCEL, wxDirDialog::OnCancel) EVT_BUTTON (ID_NEW, wxDirDialog::OnNew) EVT_TEXT_ENTER (ID_TEXTCTRL, wxDirDialog::OnOK) // EVT_CHECKBOX (ID_CHECK, wxDirDialog::OnCheck) END_EVENT_TABLE() wxDirDialog::wxDirDialog(wxWindow *parent, const wxString& message, const wxString& defaultPath, long style, const wxPoint& pos) : wxDialog(parent, -1, message, pos, wxSize(300,300), wxDEFAULT_DIALOG_STYLE|wxDIALOG_MODAL) { m_message = message; m_dialogStyle = style; m_parent = parent; m_path = defaultPath; m_dir = new wxDirCtrl( this, ID_DIRCTRL, "/", wxDefaultPosition, wxDefaultSize, wxTR_HAS_BUTTONS | wxSUNKEN_BORDER ); m_input = new wxTextCtrl( this, ID_TEXTCTRL, m_path, wxDefaultPosition ); // m_check = new wxCheckBox( this, ID_CHECK, _("Show hidden") ); m_ok = new wxButton( this, ID_OK, _("OK") ); m_cancel = new wxButton( this, ID_CANCEL, _("Cancel"), wxDefaultPosition, wxSize(75,-1) ); m_new = new wxButton( this, ID_NEW, _("New...") ); // m_check->SetValue(TRUE); m_ok->SetDefault(); m_dir->SetFocus(); doSize(); } void wxDirDialog::OnSize(wxSizeEvent& WXUNUSED(event)) { doSize(); } void wxDirDialog::doSize() { /* Figure out height of DirCtrl, which is what is left over by * the textctrl and the buttons. Manually, because I can't seem * to get the constraints stuff to do this */ int w,h,h2; GetClientSize(&w, &h); m_input->GetSize(&w,&h2); h -= h2; m_ok->GetSize(&w, &h2); h -= h2; //m_check->GetSize(&w, &h2); h -= h2; h -= 30; wxLayoutConstraints *c = new wxLayoutConstraints; c->left.SameAs (this, wxLeft,5); c->right.SameAs (this, wxRight,5); c->height.Absolute (h); c->top.SameAs (this, wxTop,5); m_dir->SetConstraints(c); c = new wxLayoutConstraints; c->left.SameAs (this, wxLeft,5); c->right.SameAs (this, wxRight,5); c->height.AsIs (); c->top.Below (m_dir,5); m_input->SetConstraints(c); /* c = new wxLayoutConstraints; c->left.SameAs (this, wxLeft,5); c->right.SameAs (this, wxRight,5); c->height.AsIs (); c->top.Below (m_input,5); m_check->SetConstraints(c); */ c = new wxLayoutConstraints; c->width.SameAs (m_cancel, wxWidth); c->height.AsIs (); c->top.Below (m_input,10); c->centreX.PercentOf (this, wxWidth, 20); m_ok->SetConstraints(c); c = new wxLayoutConstraints; c->width.SameAs (m_cancel, wxWidth); c->height.AsIs (); c->top.Below (m_input,10); c->bottom.SameAs (this, wxBottom, 5); c->centreX.PercentOf (this, wxWidth, 50); m_new->SetConstraints(c); c = new wxLayoutConstraints; c->width.AsIs (); c->height.AsIs (); c->top.Below (m_input,10); c->centreX.PercentOf (this, wxWidth, 80); m_cancel->SetConstraints(c); Layout(); } int wxDirDialog::ShowModal() { m_input->SetValue( m_path ); return wxDialog::ShowModal(); } void wxDirDialog::OnTreeSelected( wxTreeEvent &event ) { wxDirItemData *data = (wxDirItemData*)m_dir->GetItemData(event.GetItem()); if (data) m_input->SetValue( *(data->m_path) ); }; void wxDirDialog::OnTreeKeyDown( wxTreeEvent &WXUNUSED(event) ) { wxDirItemData *data = (wxDirItemData*)m_dir->GetItemData(m_dir->GetSelection()); if (data) m_input->SetValue( *(data->m_path) ); }; void wxDirDialog::OnOK( wxCommandEvent& WXUNUSED(event) ) { m_path = m_input->GetValue(); // Does the path exist? (User may have typed anything in m_input) if (wxPathExists(m_path)) { // OK, path exists, we're done. EndModal(wxID_OK); return; } // Interact with user, find out if the dir is a typo or to be created wxString msg( _("The directory ") ); msg = msg + m_path; msg = msg + _("\ndoes not exist\nCreate it now?") ; wxMessageDialog dialog(this, msg, _("Directory does not exist"), wxYES_NO); if ( dialog.ShowModal() == wxID_YES ) { // Okay, let's make it if (wxMkdir(m_path)) { // The new dir was created okay. EndModal(wxID_OK); return; } else { // Trouble... msg = _("Failed to create directory ")+m_path+ _("\n(Do you have the required permissions?)"); wxMessageDialog errmsg(this, msg, _("Error creating directory"), wxOK); errmsg.ShowModal(); // We still don't have a valid dir. Back to the main dialog. } } // User has answered NO to create dir. } void wxDirDialog::OnCancel( wxCommandEvent& WXUNUSED(event) ) { EndModal(wxID_CANCEL); } void wxDirDialog::OnNew( wxCommandEvent& WXUNUSED(event) ) { wxTextEntryDialog dialog(this, _("Enter the name of the directory to create"), _("Create New Directory"), m_input->GetValue(), wxOK|wxCANCEL); while (dialog.ShowModal() == wxID_OK) { // Okay, let's make it if (wxMkdir(dialog.GetValue())) { // The new dir was created okay. m_path = dialog.GetValue(); return; } wxString msg = _("Failed to create directory ")+dialog.GetValue()+ _("\n(Do you have the required permissions?)") ; wxMessageDialog errmsg(this, msg, _("Error creating directory"), wxOK); errmsg.ShowModal(); // Show the create dialog again, until user clicks cancel or enters // a valid dir. } } /* void wxDirDialog::OnCheck( wxCommandEvent& WXUNUSED(event) ) { printf("Checkbox clicked: %s\n", ( m_check->GetValue() ? "on" : "off" ) ); } */