src/generic/dirdlgg.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        dirdlg.cpp
// Purpose:     wxDirDialog
// Author:      Harm van der Heijden and Robert Roebling
// Modified by:
// Created:     12/12/98
// RCS-ID:      $Id$
// 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"

#if wxUSE_DIRDLG

#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/icon.h"
#include "wx/log.h"
#include "wx/sizer.h"

#if wxUSE_STATLINE
    #include "wx/statline.h"
#endif

#include "wx/generic/dirdlgg.h"

// If compiled under Windows, this macro can cause problems
#ifdef GetFirstChild
#undef GetFirstChild
#endif

#ifndef __WXMSW__
/* 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 */
"                ",
"   @@@@@        ",
"  @$$$$$@       ",
" @$#+#+#$@@@@@@ ",
" @$+#+#+$$$$$$@.",
" @$#+#+#+#+#+#@.",
"@@@@@@@@@@@@@#@.",
"@$$$$$$$$$$@@+@.",
"@$#+#+#+#+##.@@.",
" @$#+#+#+#+#+.@.",
" @$+#+#+#+#+#.@.",
"  @$+#+#+#+##@..",
"  @@@@@@@@@@@@@.",
"   .............",
"                ",
"                "};

#endif // !wxMSW

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
//-----------------------------------------------------------------------------

wxDirItemData::wxDirItemData(wxString& path, wxString& name)
{
    m_path = path;
    m_name = 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()
{
}

void wxDirItemData::SetNewDirName( wxString path )
{
    m_path = path;
    m_name = wxFileNameFromPath( path );
}

bool wxDirItemData::HasSubDirs()
{
    wxString search = m_path + wxT("/*");
    wxLogNull log;
    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)
  EVT_TREE_BEGIN_LABEL_EDIT   (-1, wxDirCtrl::OnBeginEditItem)
  EVT_TREE_END_LABEL_EDIT     (-1, wxDirCtrl::OnEndEditItem)
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 )
{
 #ifndef __WXMSW__
    m_imageListNormal = new wxImageList(16, 16, TRUE);
    m_imageListNormal->Add(wxICON(icon1));
    m_imageListNormal->Add(wxICON(icon2));
    SetImageList(m_imageListNormal);
 #endif

    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();
#ifdef __WXMSW__
  // better than nothing
  ADD_SECTION(wxT("c:\\"), _("My Harddisk") )
#else
  ADD_SECTION(wxT("/"), _("The Computer") )
  wxGetHomeDir(&home);
  ADD_SECTION(home, _("My Home") )
  ADD_SECTION(wxT("/mnt"), _("Mounted Devices") )
  ADD_SECTION(wxT("/usr"), _("User") )
  ADD_SECTION(wxT("/usr/local"), _("User Local") )
  ADD_SECTION(wxT("/var"), _("Variables") )
  ADD_SECTION(wxT("/etc"), _("Etcetera") )
  ADD_SECTION(wxT("/tmp"), _("Temporary") )
#endif
}
#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; i<m_paths.Count(); i++)
    {
        dir_item = new wxDirItemData(m_paths[i],m_names[i]);
#ifdef __WXMSW__
        id = AppendItem( parent, m_names[i], -1, -1, dir_item);
#else
        id = AppendItem( parent, m_names[i], 0, -1, dir_item);
	SetItemImage( id, 1, wxTreeItemIcon_Expanded );
#endif
        if (dir_item->m_hasSubDirs) SetItemHasChildren(id);
    }
}

void wxDirCtrl::OnBeginEditItem(wxTreeEvent &event)
{
    // don't rename the main entry "Sections"
    if (event.GetItem() == m_rootId)
    {
        event.Veto();
        return;
    }

    // don't rename the individual sections
    if (GetParent( event.GetItem() ) == m_rootId)
    {
        event.Veto();
        return;
    }
}

void wxDirCtrl::OnEndEditItem(wxTreeEvent &event)
{
    if ((event.GetLabel().IsEmpty()) ||
        (event.GetLabel() == _(".")) ||
        (event.GetLabel() == _("..")) ||
  (event.GetLabel().First( wxT("/") ) != wxNOT_FOUND))
    {
        wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
  dialog.ShowModal();
        event.Veto();
  return;
    }

    wxTreeItemId id = event.GetItem();
    wxDirItemData *data = (wxDirItemData*)GetItemData( id );
    wxASSERT( data );

    wxString new_name( wxPathOnly( data->m_path ) );
    new_name += wxT("/");
    new_name += event.GetLabel();

    wxLogNull log;

    if (wxFileExists(new_name))
    {
        wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK | wxICON_ERROR );
  dialog.ShowModal();
        event.Veto();
    }

    if (wxRenameFile(data->m_path,new_name))
    {
        data->SetNewDirName( new_name );
    }
    else
    {
        wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
  dialog.ShowModal();
        event.Veto();
    }
}

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();
#ifdef __WXMSW__
    search = data->m_path + "\\*.*";
#else
    search = data->m_path + "/*";
#endif
    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() );
    SortChildren( event.GetItem() );

    wxEndBusyCursor();
}

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
//-----------------------------------------------------------------------------


IMPLEMENT_DYNAMIC_CLASS( wxDirDialog, wxDialog )

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 | wxRESIZE_BORDER)
{
    m_message = message;
    m_dialogStyle = style;
    m_parent = parent;

    m_path = defaultPath;

    wxBeginBusyCursor();

    wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );

    // 1) dir ctrl
    m_dir = new wxDirCtrl( this, ID_DIRCTRL, "/", wxDefaultPosition, wxSize(200,200),
      wxTR_HAS_BUTTONS | wxSUNKEN_BORDER | wxTR_EDIT_LABELS);
    topsizer->Add( m_dir, 1, wxTOP|wxLEFT|wxRIGHT | wxEXPAND, 10 );

    // 2) text ctrl
    m_input = new wxTextCtrl( this, ID_TEXTCTRL, m_path, wxDefaultPosition );
    topsizer->Add( m_input, 0, wxTOP|wxLEFT|wxRIGHT | wxEXPAND, 10 );

    // m_check = new wxCheckBox( this, ID_CHECK, _("Show hidden") );
    // m_check->SetValue(TRUE);

#if wxUSE_STATLINE
    // 3) static line
    topsizer->Add( new wxStaticLine( this, -1 ), 0, wxEXPAND | wxLEFT|wxRIGHT|wxTOP, 10 );
#endif

    // 4) buttons
    wxSizer* buttonsizer = new wxBoxSizer( wxHORIZONTAL );
    m_ok = new wxButton( this, ID_OK, _("OK") );
    buttonsizer->Add( m_ok, 0, wxLEFT|wxRIGHT, 10 );
    m_cancel = new wxButton( this, ID_CANCEL, _("Cancel") );
    buttonsizer->Add( m_cancel, 0, wxLEFT|wxRIGHT, 10 );
    m_new = new wxButton( this, ID_NEW, _("New...") );
    buttonsizer->Add( m_new, 0, wxLEFT|wxRIGHT, 10 );

    topsizer->Add( buttonsizer, 0, wxALL | wxCENTER, 10 );

    m_ok->SetDefault();
    m_dir->SetFocus();

    SetAutoLayout( TRUE );
    SetSizer( topsizer );

    topsizer->SetSizeHints( this );
    topsizer->Fit( this );

    Centre( wxBOTH );

    wxEndBusyCursor();
}

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 | wxICON_WARNING );
  if ( dialog.ShowModal() == wxID_YES ) {
    // Okay, let's make it
    wxLogNull log;
    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 | wxICON_ERROR);
      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) )
{
    wxTreeItemId id = m_dir->GetSelection();
    if ((id == m_dir->GetRootItem()) ||
        (m_dir->GetParent(id) == m_dir->GetRootItem()))
    {
        wxMessageDialog msg(this, _("You cannot add a new directory to this section."),
                            _("Create directory"), wxOK | wxICON_INFORMATION );
        msg.ShowModal();
        return;
    }

    wxTreeItemId parent = m_dir->GetParent( id );
    wxDirItemData *data = (wxDirItemData*)m_dir->GetItemData( parent );
    wxASSERT( data );

    wxString new_name( wxT("NewName") );
    wxString path( data->m_path );
    path += wxT("/");
    path += new_name;
    if (wxFileExists(path))
    {
        // try NewName0, NewName1 etc.
        int i = 0;
  do {
            new_name = wxT("NewName");
      wxString num;
      num.Printf( wxT("%d"), i );
      new_name += num;

            path = data->m_path;
            path += wxT("/");
            path += new_name;
      i++;
  } while (wxFileExists(path));
    }

    wxLogNull log;
    if (!wxMkdir(path))
    {
        wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
  dialog.ShowModal();
        return;
    }

    wxDirItemData *new_data = new wxDirItemData( path, new_name );
    wxTreeItemId new_id = m_dir->AppendItem( parent, new_name, 0, 1, new_data );
    m_dir->EnsureVisible( new_id );
    m_dir->EditLabel( new_id );
}

/*
void wxDirDialog::OnCheck( wxCommandEvent& WXUNUSED(event) )
{
  printf("Checkbox clicked: %s\n", ( m_check->GetValue() ? "on" : "off" ) );
}
*/

#endif
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: dirdlg.cpp
	3	// Purpose: wxDirDialog
	4	// Author: Harm van der Heijden and Robert Roebling
	5	// Modified by:
	6	// Created: 12/12/98
	7	// RCS-ID: $Id$
	8	// Copyright: (c) Harm van der Heijden and Robert Roebling
	9	// Licence: wxWindows licence
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#ifdef __GNUG__
	13	#pragma implementation "dirdlgg.h"
	14	#endif
	15
	16	// For compilers that support precompilation, includes "wx.h".
	17	#include "wx/wxprec.h"
	18
	19	#ifdef __BORLANDC__
	20	#pragma hdrstop
	21	#endif
	22
	23	#include "wx/defs.h"
	24
	25	#if wxUSE_DIRDLG
	26
	27	#include "wx/utils.h"
	28	#include "wx/dialog.h"
	29	#include "wx/button.h"
	30	#include "wx/layout.h"
	31	#include "wx/msgdlg.h"
	32	#include "wx/textdlg.h"
	33	#include "wx/filefn.h"
	34	#include "wx/cmndata.h"
	35	#include "wx/gdicmn.h"
	36	#include "wx/intl.h"
	37	#include "wx/imaglist.h"
	38	#include "wx/icon.h"
	39	#include "wx/log.h"
	40	#include "wx/sizer.h"
	41
	42	#if wxUSE_STATLINE
	43	#include "wx/statline.h"
	44	#endif
	45
	46	#include "wx/generic/dirdlgg.h"
	47
	48	// If compiled under Windows, this macro can cause problems
	49	#ifdef GetFirstChild
	50	#undef GetFirstChild
	51	#endif
	52
	53	#ifndef __WXMSW__
	54	/* XPM */
	55	static char * icon1_xpm[] = {
	56	/* width height ncolors chars_per_pixel */
	57	"16 16 6 1",
	58	/* colors */
	59	" s None c None",
	60	". c #000000",
	61	"+ c #c0c0c0",
	62	"@ c #808080",
	63	"# c #ffff00",
	64	"$ c #ffffff",
	65	/* pixels */
	66	" ",
	67	" @@@@@ ",
	68	" @#+#+#@ ",
	69	" @#+#+#+#@@@@@@ ",
	70	" @$$$$$$$$$$$$@.",
	71	" @$#+#+#+#+#+#@.",
	72	" @$+#+#+#+#+#+@.",
	73	" @$#+#+#+#+#+#@.",
	74	" @$+#+#+#+#+#+@.",
	75	" @$#+#+#+#+#+#@.",
	76	" @$+#+#+#+#+#+@.",
	77	" @$#+#+#+#+#+#@.",
	78	" @@@@@@@@@@@@@@.",
	79	" ..............",
	80	" ",
	81	" "};
	82
	83	/* XPM */
	84	static char * icon2_xpm[] = {
	85	/* width height ncolors chars_per_pixel */
	86	"16 16 6 1",
	87	/* colors */
	88	" s None c None",
	89	". c #000000",
	90	"+ c #c0c0c0",
	91	"@ c #808080",
	92	"# c #ffff00",
	93	"$ c #ffffff",
	94	/* pixels */
	95	" ",
	96	" @@@@@ ",
	97	" @$$$$$@ ",
	98	" @$#+#+#$@@@@@@ ",
	99	" @$+#+#+$$$$$$@.",
	100	" @$#+#+#+#+#+#@.",
	101	"@@@@@@@@@@@@@#@.",
	102	"@$$$$$$$$$$@@+@.",
	103	"@$#+#+#+#+##.@@.",
	104	" @$#+#+#+#+#+.@.",
	105	" @$+#+#+#+#+#.@.",
	106	" @$+#+#+#+##@..",
	107	" @@@@@@@@@@@@@.",
	108	" .............",
	109	" ",
	110	" "};
	111
	112	#endif // !wxMSW
	113
	114	static const int ID_DIRCTRL = 1000;
	115	static const int ID_TEXTCTRL = 1001;
	116	static const int ID_OK = 1002;
	117	static const int ID_CANCEL = 1003;
	118	static const int ID_NEW = 1004;
	119	//static const int ID_CHECK = 1005;
	120
	121	//-----------------------------------------------------------------------------
	122	// wxDirItemData
	123	//-----------------------------------------------------------------------------
	124
	125	wxDirItemData::wxDirItemData(wxString& path, wxString& name)
	126	{
	127	m_path = path;
	128	m_name = name;
	129	/* Insert logic to detect hidden files here
	130	* In UnixLand we just check whether the first char is a dot
	131	* For FileNameFromPath read LastDirNameInThisPath ;-) */
	132	// m_isHidden = (bool)(wxFileNameFromPath(*m_path)[0] == '.');
	133	m_isHidden = FALSE;
	134	m_hasSubDirs = HasSubDirs();
	135	}
	136
	137	wxDirItemData::~wxDirItemData()
	138	{
	139	}
	140
	141	void wxDirItemData::SetNewDirName( wxString path )
	142	{
	143	m_path = path;
	144	m_name = wxFileNameFromPath( path );
	145	}
	146
	147	bool wxDirItemData::HasSubDirs()
	148	{
	149	wxString search = m_path + wxT("/*");
	150	wxLogNull log;
	151	wxString path = wxFindFirstFile( search, wxDIR );
	152	return (bool)(!path.IsNull());
	153	}
	154
	155	//-----------------------------------------------------------------------------
	156	// wxDirCtrl
	157	//-----------------------------------------------------------------------------
	158
	159	IMPLEMENT_DYNAMIC_CLASS(wxDirCtrl,wxTreeCtrl)
	160
	161	BEGIN_EVENT_TABLE(wxDirCtrl,wxTreeCtrl)
	162	EVT_TREE_ITEM_EXPANDING (-1, wxDirCtrl::OnExpandItem)
	163	EVT_TREE_ITEM_COLLAPSED (-1, wxDirCtrl::OnCollapseItem)
	164	EVT_TREE_BEGIN_LABEL_EDIT (-1, wxDirCtrl::OnBeginEditItem)
	165	EVT_TREE_END_LABEL_EDIT (-1, wxDirCtrl::OnEndEditItem)
	166	END_EVENT_TABLE()
	167
	168	wxDirCtrl::wxDirCtrl(void)
	169	{
	170	m_showHidden = FALSE;
	171	}
	172
	173	wxDirCtrl::wxDirCtrl(wxWindow *parent, const wxWindowID id, const wxString &WXUNUSED(dir),
	174	const wxPoint& pos, const wxSize& size,
	175	const long style, const wxString& name )
	176	:
	177	wxTreeCtrl( parent, id, pos, size, style, wxDefaultValidator, name )
	178	{
	179	#ifndef __WXMSW__
	180	m_imageListNormal = new wxImageList(16, 16, TRUE);
	181	m_imageListNormal->Add(wxICON(icon1));
	182	m_imageListNormal->Add(wxICON(icon2));
	183	SetImageList(m_imageListNormal);
	184	#endif
	185
	186	m_showHidden = FALSE;
	187	m_rootId = AddRoot( _("Sections") );
	188	SetItemHasChildren(m_rootId);
	189	Expand(m_rootId); // automatically expand first level
	190	}
	191
	192	/* Quick macro. Don't worry, I'll #undef it later */
	193	#define ADD_SECTION(a,b) \
	194	if (wxPathExists((a))) { m_paths.Add( (a) ); m_names.Add( (b) ); };
	195
	196	void wxDirCtrl::SetupSections()
	197	{
	198	wxString home;
	199
	200	m_paths.Clear();
	201	m_names.Clear();
	202	#ifdef __WXMSW__
	203	// better than nothing
	204	ADD_SECTION(wxT("c:\\"), _("My Harddisk") )
	205	#else
	206	ADD_SECTION(wxT("/"), _("The Computer") )
	207	wxGetHomeDir(&home);
	208	ADD_SECTION(home, _("My Home") )
	209	ADD_SECTION(wxT("/mnt"), _("Mounted Devices") )
	210	ADD_SECTION(wxT("/usr"), _("User") )
	211	ADD_SECTION(wxT("/usr/local"), _("User Local") )
	212	ADD_SECTION(wxT("/var"), _("Variables") )
	213	ADD_SECTION(wxT("/etc"), _("Etcetera") )
	214	ADD_SECTION(wxT("/tmp"), _("Temporary") )
	215	#endif
	216	}
	217	#undef ADD_SECTION
	218
	219	void wxDirCtrl::CreateItems(const wxTreeItemId &parent)
	220	{
	221	wxTreeItemId id;
	222	wxDirItemData *dir_item;
	223
	224	// wxASSERT(m_paths.Count() == m_names.Count()); ?
	225
	226	for (unsigned int i=0; i<m_paths.Count(); i++)
	227	{
	228	dir_item = new wxDirItemData(m_paths[i],m_names[i]);
	229	#ifdef __WXMSW__
	230	id = AppendItem( parent, m_names[i], -1, -1, dir_item);
	231	#else
	232	id = AppendItem( parent, m_names[i], 0, -1, dir_item);
	233	SetItemImage( id, 1, wxTreeItemIcon_Expanded );
	234	#endif
	235	if (dir_item->m_hasSubDirs) SetItemHasChildren(id);
	236	}
	237	}
	238
	239	void wxDirCtrl::OnBeginEditItem(wxTreeEvent &event)
	240	{
	241	// don't rename the main entry "Sections"
	242	if (event.GetItem() == m_rootId)
	243	{
	244	event.Veto();
	245	return;
	246	}
	247
	248	// don't rename the individual sections
	249	if (GetParent( event.GetItem() ) == m_rootId)
	250	{
	251	event.Veto();
	252	return;
	253	}
	254	}
	255
	256	void wxDirCtrl::OnEndEditItem(wxTreeEvent &event)
	257	{
	258	if ((event.GetLabel().IsEmpty()) \|\|
	259	(event.GetLabel() == _(".")) \|\|
	260	(event.GetLabel() == _("..")) \|\|
	261	(event.GetLabel().First( wxT("/") ) != wxNOT_FOUND))
	262	{
	263	wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK \| wxICON_ERROR );
	264	dialog.ShowModal();
	265	event.Veto();
	266	return;
	267	}
	268
	269	wxTreeItemId id = event.GetItem();
	270	wxDirItemData data = (wxDirItemData)GetItemData( id );
	271	wxASSERT( data );
	272
	273	wxString new_name( wxPathOnly( data->m_path ) );
	274	new_name += wxT("/");
	275	new_name += event.GetLabel();
	276
	277	wxLogNull log;
	278
	279	if (wxFileExists(new_name))
	280	{
	281	wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK \| wxICON_ERROR );
	282	dialog.ShowModal();
	283	event.Veto();
	284	}
	285
	286	if (wxRenameFile(data->m_path,new_name))
	287	{
	288	data->SetNewDirName( new_name );
	289	}
	290	else
	291	{
	292	wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK \| wxICON_ERROR );
	293	dialog.ShowModal();
	294	event.Veto();
	295	}
	296	}
	297
	298	void wxDirCtrl::OnExpandItem(wxTreeEvent &event)
	299	{
	300	if (event.GetItem() == m_rootId)
	301	{
	302	SetupSections();
	303	CreateItems(m_rootId);
	304	return;
	305	}
	306
	307	// This may take a longish time. Go to busy cursor
	308	wxBeginBusyCursor();
	309
	310	wxDirItemData data = (wxDirItemData )GetItemData(event.GetItem());
	311	wxASSERT(data);
	312
	313	wxString search,path,filename;
	314
	315	m_paths.Clear();
	316	m_names.Clear();
	317	#ifdef __WXMSW__
	318	search = data->m_path + "\\.";
	319	#else
	320	search = data->m_path + "/*";
	321	#endif
	322	for (path = wxFindFirstFile( search, wxDIR ); !path.IsNull();
	323	path=wxFindNextFile() )
	324	{
	325	filename = wxFileNameFromPath( path );
	326	/* Don't add "." and ".." to the tree. I think wxFindNextFile
	327	* also checks this, but I don't quite understand what happens
	328	* there. Also wxFindNextFile seems to swallow hidden dirs */
	329	if ((filename != ".") && (filename != ".."))
	330	{
	331	m_paths.Add(path);
	332	m_names.Add(filename);
	333	}
	334	}
	335
	336	CreateItems( event.GetItem() );
	337	SortChildren( event.GetItem() );
	338
	339	wxEndBusyCursor();
	340	}
	341
	342	void wxDirCtrl::OnCollapseItem(wxTreeEvent &event )
	343	{
	344	wxTreeItemId child, parent = event.GetItem();
	345	long cookie;
	346	/* Workaround because DeleteChildren has disapeared (why?) and
	347	* CollapseAndReset doesn't work as advertised (deletes parent too) */
	348	child = GetFirstChild(parent, cookie);
	349	while (child.IsOk())
	350	{
	351	Delete(child);
	352	/* Not GetNextChild below, because the cookie mechanism can't
	353	* handle disappearing children! */
	354	child = GetFirstChild(parent, cookie);
	355	}
	356	}
	357
	358	//-----------------------------------------------------------------------------
	359	// wxDirDialog
	360	//-----------------------------------------------------------------------------
	361
	362
	363	IMPLEMENT_DYNAMIC_CLASS( wxDirDialog, wxDialog )
	364
	365	BEGIN_EVENT_TABLE( wxDirDialog, wxDialog )
	366	EVT_TREE_KEY_DOWN (ID_DIRCTRL, wxDirDialog::OnTreeKeyDown)
	367	EVT_TREE_SEL_CHANGED (ID_DIRCTRL, wxDirDialog::OnTreeSelected)
	368	EVT_SIZE ( wxDirDialog::OnSize)
	369	EVT_BUTTON (ID_OK, wxDirDialog::OnOK)
	370	EVT_BUTTON (ID_CANCEL, wxDirDialog::OnCancel)
	371	EVT_BUTTON (ID_NEW, wxDirDialog::OnNew)
	372	EVT_TEXT_ENTER (ID_TEXTCTRL, wxDirDialog::OnOK)
	373	// EVT_CHECKBOX (ID_CHECK, wxDirDialog::OnCheck)
	374	END_EVENT_TABLE()
	375
	376	wxDirDialog::wxDirDialog(wxWindow *parent, const wxString& message,
	377	const wxString& defaultPath, long style,
	378	const wxPoint& pos) :
	379	wxDialog(parent, -1, message, pos, wxSize(300,300),
	380	wxDEFAULT_DIALOG_STYLE \| wxRESIZE_BORDER)
	381	{
	382	m_message = message;
	383	m_dialogStyle = style;
	384	m_parent = parent;
	385
	386	m_path = defaultPath;
	387
	388	wxBeginBusyCursor();
	389
	390	wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
	391
	392	// 1) dir ctrl
	393	m_dir = new wxDirCtrl( this, ID_DIRCTRL, "/", wxDefaultPosition, wxSize(200,200),
	394	wxTR_HAS_BUTTONS \| wxSUNKEN_BORDER \| wxTR_EDIT_LABELS);
	395	topsizer->Add( m_dir, 1, wxTOP\|wxLEFT\|wxRIGHT \| wxEXPAND, 10 );
	396
	397	// 2) text ctrl
	398	m_input = new wxTextCtrl( this, ID_TEXTCTRL, m_path, wxDefaultPosition );
	399	topsizer->Add( m_input, 0, wxTOP\|wxLEFT\|wxRIGHT \| wxEXPAND, 10 );
	400
	401	// m_check = new wxCheckBox( this, ID_CHECK, _("Show hidden") );
	402	// m_check->SetValue(TRUE);
	403
	404	#if wxUSE_STATLINE
	405	// 3) static line
	406	topsizer->Add( new wxStaticLine( this, -1 ), 0, wxEXPAND \| wxLEFT\|wxRIGHT\|wxTOP, 10 );
	407	#endif
	408
	409	// 4) buttons
	410	wxSizer* buttonsizer = new wxBoxSizer( wxHORIZONTAL );
	411	m_ok = new wxButton( this, ID_OK, _("OK") );
	412	buttonsizer->Add( m_ok, 0, wxLEFT\|wxRIGHT, 10 );
	413	m_cancel = new wxButton( this, ID_CANCEL, _("Cancel") );
	414	buttonsizer->Add( m_cancel, 0, wxLEFT\|wxRIGHT, 10 );
	415	m_new = new wxButton( this, ID_NEW, _("New...") );
	416	buttonsizer->Add( m_new, 0, wxLEFT\|wxRIGHT, 10 );
	417
	418	topsizer->Add( buttonsizer, 0, wxALL \| wxCENTER, 10 );
	419
	420	m_ok->SetDefault();
	421	m_dir->SetFocus();
	422
	423	SetAutoLayout( TRUE );
	424	SetSizer( topsizer );
	425
	426	topsizer->SetSizeHints( this );
	427	topsizer->Fit( this );
	428
	429	Centre( wxBOTH );
	430
	431	wxEndBusyCursor();
	432	}
	433
	434	int wxDirDialog::ShowModal()
	435	{
	436	m_input->SetValue( m_path );
	437	return wxDialog::ShowModal();
	438	}
	439
	440	void wxDirDialog::OnTreeSelected( wxTreeEvent &event )
	441	{
	442	wxDirItemData data = (wxDirItemData)m_dir->GetItemData(event.GetItem());
	443	if (data)
	444	m_input->SetValue( data->m_path );
	445	};
	446
	447	void wxDirDialog::OnTreeKeyDown( wxTreeEvent &WXUNUSED(event) )
	448	{
	449	wxDirItemData data = (wxDirItemData)m_dir->GetItemData(m_dir->GetSelection());
	450	if (data)
	451	m_input->SetValue( data->m_path );
	452	};
	453
	454	void wxDirDialog::OnOK( wxCommandEvent& WXUNUSED(event) )
	455	{
	456	m_path = m_input->GetValue();
	457	// Does the path exist? (User may have typed anything in m_input)
	458	if (wxPathExists(m_path)) {
	459	// OK, path exists, we're done.
	460	EndModal(wxID_OK);
	461	return;
	462	}
	463	// Interact with user, find out if the dir is a typo or to be created
	464	wxString msg( _("The directory ") );
	465	msg = msg + m_path;
	466	msg = msg + _("\ndoes not exist\nCreate it now?") ;
	467	wxMessageDialog dialog(this, msg, _("Directory does not exist"), wxYES_NO \| wxICON_WARNING );
	468	if ( dialog.ShowModal() == wxID_YES ) {
	469	// Okay, let's make it
	470	wxLogNull log;
	471	if (wxMkdir(m_path)) {
	472	// The new dir was created okay.
	473	EndModal(wxID_OK);
	474	return;
	475	}
	476	else {
	477	// Trouble...
	478	msg = _("Failed to create directory ")+m_path+
	479	_("\n(Do you have the required permissions?)");
	480	wxMessageDialog errmsg(this, msg, _("Error creating directory"), wxOK \| wxICON_ERROR);
	481	errmsg.ShowModal();
	482	// We still don't have a valid dir. Back to the main dialog.
	483	}
	484	}
	485	// User has answered NO to create dir.
	486	}
	487
	488	void wxDirDialog::OnCancel( wxCommandEvent& WXUNUSED(event) )
	489	{
	490	EndModal(wxID_CANCEL);
	491	}
	492
	493	void wxDirDialog::OnNew( wxCommandEvent& WXUNUSED(event) )
	494	{
	495	wxTreeItemId id = m_dir->GetSelection();
	496	if ((id == m_dir->GetRootItem()) \|\|
	497	(m_dir->GetParent(id) == m_dir->GetRootItem()))
	498	{
	499	wxMessageDialog msg(this, _("You cannot add a new directory to this section."),
	500	_("Create directory"), wxOK \| wxICON_INFORMATION );
	501	msg.ShowModal();
	502	return;
	503	}
	504
	505	wxTreeItemId parent = m_dir->GetParent( id );
	506	wxDirItemData data = (wxDirItemData)m_dir->GetItemData( parent );
	507	wxASSERT( data );
	508
	509	wxString new_name( wxT("NewName") );
	510	wxString path( data->m_path );
	511	path += wxT("/");
	512	path += new_name;
	513	if (wxFileExists(path))
	514	{
	515	// try NewName0, NewName1 etc.
	516	int i = 0;
	517	do {
	518	new_name = wxT("NewName");
	519	wxString num;
	520	num.Printf( wxT("%d"), i );
	521	new_name += num;
	522
	523	path = data->m_path;
	524	path += wxT("/");
	525	path += new_name;
	526	i++;
	527	} while (wxFileExists(path));
	528	}
	529
	530	wxLogNull log;
	531	if (!wxMkdir(path))
	532	{
	533	wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK \| wxICON_ERROR );
	534	dialog.ShowModal();
	535	return;
	536	}
	537
	538	wxDirItemData *new_data = new wxDirItemData( path, new_name );
	539	wxTreeItemId new_id = m_dir->AppendItem( parent, new_name, 0, 1, new_data );
	540	m_dir->EnsureVisible( new_id );
	541	m_dir->EditLabel( new_id );
	542	}
	543
	544	/*
	545	void wxDirDialog::OnCheck( wxCommandEvent& WXUNUSED(event) )
	546	{
	547	printf("Checkbox clicked: %s\n", ( m_check->GetValue() ? "on" : "off" ) );
	548	}
	549	*/
	550
	551	#endif