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1e6feb95a79834836e88143b15d9f424ebe79621
wxWidgets/src/generic/dirctrlg.cpp
Vadim Zeitlin 1e6feb95a7 first pass of wxUniv merge - nothing works, most parts don't even compile 
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10673 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2001-06-26 20:59:19 +00:00

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/////////////////////////////////////////////////////////////////////////////
// Name: dirctrlg.cpp
// Purpose: wxGenericDirCtrl
// Author: Harm van der Heijden, Robert Roebling, Julian Smart
// Modified by:
// Created: 12/12/98
// RCS-ID: $Id$
// Copyright: (c) Harm van der Heijden, Robert Roebling and Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "dirctrlg.h"
#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#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"
#include "wx/tokenzr.h"
#include "wx/dir.h"
#include "wx/settings.h"
#if wxUSE_STATLINE
#include "wx/statline.h"
#endif
#include "wx/generic/dirctrlg.h"
#ifdef __WXMSW__
#include <windows.h>
#ifndef __GNUWIN32__
#include <direct.h>
#include <stdlib.h>
#include <ctype.h>
#endif
#endif
#ifdef __WXPM__
#define INCL_BASE
#include <os2.h>
#include <direct.h>
#include <stdlib.h>
#include <ctype.h>
#endif // __WXPM__
#if defined(__WXMAC__) && !defined(__UNIX__)
#include "moreextr.h"
#endif
#ifdef __BORLANDC__
#include "dos.h"
#endif
// If compiled under Windows, this macro can cause problems
#ifdef GetFirstChild
#undef GetFirstChild
#endif
/* Closed folder */
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 */
" ",
" @@@@@ ",
" @#+#+#@ ",
" @#+#+#+#@@@@@@ ",
" @$$$$$$$$$$$$@.",
" @$#+#+#+#+#+#@.",
" @$+#+#+#+#+#+@.",
" @$#+#+#+#+#+#@.",
" @$+#+#+#+#+#+@.",
" @$#+#+#+#+#+#@.",
" @$+#+#+#+#+#+@.",
" @$#+#+#+#+#+#@.",
" @@@@@@@@@@@@@@.",
" ..............",
" ",
" "};
/* Open folder */
static char * icon2_xpm[] = {
/* width height ncolors chars_per_pixel */
"16 16 6 1",
/* colors */
" s None c None",
". c #000000",
"+ c #c0c0c0",
"@ c #808080",
"# c #ffff00",
"$ c #ffffff",
/* pixels */
" ",
" @@@@@ ",
" @$$$$$@ ",
" @$#+#+#$@@@@@@ ",
" @$+#+#+$$$$$$@.",
" @$#+#+#+#+#+#@.",
"@@@@@@@@@@@@@#@.",
"@$$$$$$$$$$@@+@.",
"@$#+#+#+#+##.@@.",
" @$#+#+#+#+#+.@.",
" @$+#+#+#+#+#.@.",
" @$+#+#+#+##@..",
" @@@@@@@@@@@@@.",
" .............",
" ",
" "};
/* File */
static char * icon3_xpm[] = {
/* width height ncolors chars_per_pixel */
"16 16 3 1",
/* colors */
" s None c None",
". c #000000",
"+ c #ffffff",
/* pixels */
" ",
" ........ ",
" .++++++.. ",
" .+.+.++.+. ",
" .++++++.... ",
" .+.+.+++++. ",
" .+++++++++. ",
" .+.+.+.+.+. ",
" .+++++++++. ",
" .+.+.+.+.+. ",
" .+++++++++. ",
" .+.+.+.+.+. ",
" .+++++++++. ",
" ........... ",
" ",
" "};
/* Computer */
static char * icon4_xpm[] = {
"16 16 7 1",
" s None c None",
". c #808080",
"X c #c0c0c0",
"o c Black",
"O c Gray100",
"+ c #008080",
"@ c Blue",
" ........... ",
" .XXXXXXXXXX.o",
" .OOOOOOOOO..o",
" .OoooooooX..o",
" .Oo+...@+X..o",
" .Oo+XXX.+X..o",
" .Oo+....+X..o",
" .Oo++++++X..o",
" .OXXXXXXXX.oo",
" ..........o.o",
" ...........Xo",
" .XXXXXXXXXX.o",
" .o.o.o.o.o...o",
" .oXoXoXoXoXo.o ",
".XOXXXXXXXXX.o ",
"............o "};
/* Drive */
static char * icon5_xpm[] = {
"16 16 7 1",
" s None c None",
". c #808080",
"X c #c0c0c0",
"o c Black",
"O c Gray100",
"+ c Green",
"@ c #008000",
" ",
" ",
" ",
" ",
" ............. ",
" .XXXXXXXXXXXX.o",
".OOOOOOOOOOOO..o",
".XXXXXXXXX+@X..o",
".XXXXXXXXXXXX..o",
".X..........X..o",
".XOOOOOOOOOOX..o",
"..............o ",
" ooooooooooooo ",
" ",
" ",
" "};
/* CD-ROM */
static char *icon6_xpm[] = {
"16 16 10 1",
" s None c None",
". c #808080",
"X c #c0c0c0",
"o c Yellow",
"O c Blue",
"+ c Black",
"@ c Gray100",
"# c #008080",
"$ c Green",
"% c #008000",
" ... ",
" ..XoX.. ",
" .O.XoXXX+ ",
" ...O.oXXXX+ ",
" .O..X.XXXX+ ",
" ....X.+..XXX+",
" .XXX.+@+.XXX+",
" .X@XX.+.X@@X+",
" .....X...#XX@+ ",
".@@@...XXo.O@X+ ",
".@XXX..XXoXOO+ ",
".@++++..XoX+++ ",
".@$%@@XX+++X.+ ",
".............+ ",
" ++++++++++++ ",
" "};
/* Floppy */
static char * icon7_xpm[] = {
"16 16 7 1",
" s None c None",
". c #808080",
"X c Gray100",
"o c #c0c0c0",
"O c Black",
"+ c Cyan",
"@ c Red",
" ......X",
" .ooooooO",
" .+++++OO",
" .++++++O",
" .++++++O",
" .ooooooO",
" .......o....oO",
" .oooooo.o.O.XoO",
".XXXXXXXXOOOOOO ",
".ooooooooo@o..O ",
".ooo....oooo..O ",
".o..OOOO...o..O ",
".oooXXXXoooo..O ",
".............O ",
" OOOOOOOOOOOO ",
" "};
/* Removeable */
static char * icon8_xpm[] = {
"16 16 7 1",
" s None c None",
". c #808080",
"X c #c0c0c0",
"o c Black",
"O c Gray100",
"+ c Red",
"@ c #800000",
" ",
" ",
" ",
" ............. ",
" .XXXXXXXXXXXX.o",
".OOOOOOOOOOOO..o",
".OXXXXXXXXXXX..o",
".O+@.oooooo.X..o",
".OXXOooooooOX..o",
".OXXXOOOOOOXX..o",
".OXXXXXXXXXXX..o",
".O............o ",
" ooooooooooooo ",
" ",
" ",
" "};
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;
#if defined(__WXMSW__) || defined(__WXPM__)
int setdrive(int drive)
{
wxChar newdrive[3];
if (drive < 1 || drive > 31)
return -1;
newdrive[0] = (wxChar)(wxT('A') + drive - 1);
newdrive[1] = wxT(':');
newdrive[2] = wxT('\0');
#if defined(__WXMSW__)
#ifdef __WIN16__
if (wxSetWorkingDirectory(newdrive))
#else
if (::SetCurrentDirectory(newdrive))
#endif
#else
// VA doesn't know what LPSTR is and has its own set
if (DosSetCurrentDir((PSZ)newdrive))
#endif
return 0;
else
return -1;
}
static bool wxIsDriveAvailable(const wxString dirName)
{
#ifdef __WIN32__
UINT errorMode = SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
#endif
bool success = TRUE;
// Check if this is a root directory and if so,
// whether the drive is avaiable.
if (dirName.Len() == 3 && dirName[(size_t)1] == wxT(':'))
{
wxString dirNameLower(dirName.Lower());
#if defined(__GNUWIN32__)
success = wxPathExists(dirNameLower);
#else
int currentDrive = _getdrive();
int thisDrive = (int) (dirNameLower[(size_t)0] - 'a' + 1) ;
int err = setdrive( thisDrive ) ;
setdrive( currentDrive );
if (err == -1)
{
success = FALSE;
}
#endif
}
#ifdef __WIN32__
(void) SetErrorMode(errorMode);
#endif
return success;
}
#endif
// Function which is called by quick sort. We want to override the default wxArrayString behaviour,
// and sort regardless of case.
static int LINKAGEMODE wxDirCtrlStringCompareFunction(const void *first, const void *second)
{
wxString *strFirst = (wxString *)first;
wxString *strSecond = (wxString *)second;
return strFirst->CmpNoCase(*strSecond);
}
//-----------------------------------------------------------------------------
// wxDirItemDataEx
//-----------------------------------------------------------------------------
wxDirItemDataEx::wxDirItemDataEx(const wxString& path, const wxString& name,
bool isDir)
{
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 is no longer needed
m_hasSubDirs = TRUE; // HasSubDirs();
m_isExpanded = FALSE;
m_isDir = isDir;
}
wxDirItemDataEx::~wxDirItemDataEx()
{
}
void wxDirItemDataEx::SetNewDirName( wxString path )
{
m_path = path;
m_name = wxFileNameFromPath( path );
}
//-----------------------------------------------------------------------------
// wxGenericDirCtrl
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxGenericDirCtrl, wxControl)
BEGIN_EVENT_TABLE(wxGenericDirCtrl, wxControl)
EVT_TREE_ITEM_EXPANDING (-1, wxGenericDirCtrl::OnExpandItem)
EVT_TREE_ITEM_COLLAPSED (-1, wxGenericDirCtrl::OnCollapseItem)
EVT_TREE_BEGIN_LABEL_EDIT (-1, wxGenericDirCtrl::OnBeginEditItem)
EVT_TREE_END_LABEL_EDIT (-1, wxGenericDirCtrl::OnEndEditItem)
EVT_SIZE (wxGenericDirCtrl::OnSize)
END_EVENT_TABLE()
wxGenericDirCtrl::wxGenericDirCtrl(void)
{
Init();
}
bool wxGenericDirCtrl::Create(wxWindow *parent,
const wxWindowID id,
const wxString& dir,
const wxPoint& pos,
const wxSize& size,
long style,
const wxString& filter,
int defaultFilter,
const wxString& name )
{
if (!wxControl::Create(parent, id, pos, size, style, wxDefaultValidator, name))
return FALSE;
SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
Init();
long treeStyle = wxTR_HAS_BUTTONS ; // | wxTR_EDIT_LABELS;
if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
treeStyle |= wxNO_BORDER;
long filterStyle = 0;
if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
filterStyle |= wxNO_BORDER;
m_treeCtrl = new wxTreeCtrl(this, wxID_TREECTRL, pos, size, treeStyle);
if (!filter.IsEmpty() && (style & wxDIRCTRL_SHOW_FILTERS))
m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL, wxDefaultPosition, wxDefaultSize, filterStyle);
m_defaultPath = dir;
m_filter = filter;
SetFilterIndex(defaultFilter);
if (m_filterListCtrl)
m_filterListCtrl->FillFilterList(filter, defaultFilter);
m_imageList = new wxImageList(16, 16, TRUE);
m_imageList->Add(wxIcon(icon1_xpm));
m_imageList->Add(wxIcon(icon2_xpm));
m_imageList->Add(wxIcon(icon3_xpm));
m_imageList->Add(wxIcon(icon4_xpm));
m_imageList->Add(wxIcon(icon5_xpm));
m_imageList->Add(wxIcon(icon6_xpm));
m_imageList->Add(wxIcon(icon7_xpm));
m_imageList->Add(wxIcon(icon8_xpm));
m_treeCtrl->SetImageList(m_imageList);
m_showHidden = FALSE;
wxDirItemDataEx* rootData = new wxDirItemDataEx(wxT(""), wxT(""), TRUE);
wxString rootName;
#if defined(__WXMSW__) || defined(__WXPM__)
rootName = _("Computer");
#else
rootName = _("Sections");
#endif
m_rootId = m_treeCtrl->AddRoot( rootName, 3, -1, rootData);
m_treeCtrl->SetItemHasChildren(m_rootId);
m_treeCtrl->Expand(m_rootId); // automatically expand first level
// Expand and select the default path
if (!m_defaultPath.IsEmpty())
ExpandPath(m_defaultPath);
DoResize();
return TRUE;
}
wxGenericDirCtrl::~wxGenericDirCtrl()
{
m_treeCtrl->SetImageList(NULL);
delete m_imageList;
}
void wxGenericDirCtrl::Init()
{
m_showHidden = FALSE;
m_imageList = NULL;
m_currentFilter = 0;
m_currentFilterStr = wxEmptyString; // Default: any file
m_treeCtrl = NULL;
m_filterListCtrl = NULL;
}
void wxGenericDirCtrl::AddSection(const wxString& path, const wxString& name, int imageId)
{
wxDirItemDataEx *dir_item = new wxDirItemDataEx(path,name,TRUE);
#if defined(__WXMSW__) || defined(__WXPM__)
// Windows and OS/2: sections are displayed as drives
wxTreeItemId id = m_treeCtrl->AppendItem( m_rootId, name, imageId, -1, dir_item);
#else
// Unix: sections are displayed as folders
wxTreeItemId id = m_treeCtrl->AppendItem( m_rootId, name, 0, -1, dir_item);
m_treeCtrl->SetItemImage( id, 1, wxTreeItemIcon_Expanded );
#endif
// TODO: other operating systems.
m_treeCtrl->SetItemHasChildren(id);
}
void wxGenericDirCtrl::SetupSections()
{
#if defined(__WXMSW__) || defined(__WXPM__)
#ifdef __WIN32__
wxChar driveBuffer[256];
size_t n = (size_t) GetLogicalDriveStrings(255, driveBuffer);
size_t i = 0;
while (i < n)
{
wxString path, name;
path.Printf(wxT("%c:\\"), driveBuffer[i]);
name.Printf(wxT("(%c:)"), driveBuffer[i]);
int imageId = 4;
int driveType = ::GetDriveType(path);
switch (driveType)
{
case DRIVE_REMOVABLE:
if (path == wxT("a:\\") || path == wxT("b:\\"))
imageId = 6; // Floppy
else
imageId = 7;
break;
case DRIVE_FIXED:
imageId = 4;
break;
case DRIVE_REMOTE:
imageId = 4;
break;
case DRIVE_CDROM:
imageId = 5;
break;
default:
imageId = 4;
break;
}
AddSection(path, name, imageId);
while (driveBuffer[i] != wxT('\0'))
i ++;
i ++;
if (driveBuffer[i] == wxT('\0'))
break;
}
#else
int drive;
int currentDrive;
/* If we can switch to the drive, it exists. */
for( drive = 1; drive <= 26; drive++ )
{
wxString path, name;
path.Printf(wxT("%c:\\"), (char) (drive + 'a' - 1));
name.Printf(wxT("(%c:)"), (char) (drive + 'a' - 1));
if (wxIsDriveAvailable(path))
{
AddSection(path, name);
}
}
#endif
#elif defined(__WXMAC__) && !defined(__UNIX__)
FSSpec volume ;
short index = 1 ;
while(1) {
short actualCount = 0 ;
if ( OnLine( &volume , 1 , &actualCount , &index ) != noErr || actualCount == 0 )
break ;
wxString name = wxMacFSSpec2MacFilename( &volume ) ;
AddSection(name+":", name, 0);
}
#else
AddSection(wxT("/"), _("The Computer"), 0);
AddSection(wxGetHomeDir(), _("My Home"), 0 );
AddSection(wxT("/mnt"), _("Mounted Devices"), 0 );
AddSection(wxT("/usr/local"), _("User Local"), 0 );
AddSection(wxT("/usr"), _("User"), 0 );
AddSection(wxT("/var"), _("Variables"), 0 );
AddSection(wxT("/etc"), _("Etcetera"), 0 );
AddSection(wxT("/tmp"), _("Temporary"), 0 );
#endif
}
void wxGenericDirCtrl::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 (m_treeCtrl->GetParent( event.GetItem() ) == m_rootId)
{
event.Veto();
return;
}
}
void wxGenericDirCtrl::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();
wxDirItemDataEx *data = (wxDirItemDataEx*)m_treeCtrl->GetItemData( id );
wxASSERT( data );
wxString new_name( wxPathOnly( data->m_path ) );
new_name += wxString(wxFILE_SEP_PATH);
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 wxGenericDirCtrl::OnExpandItem(wxTreeEvent &event)
{
wxTreeItemId parentId = event.GetItem();
ExpandDir(parentId);
}
void wxGenericDirCtrl::OnCollapseItem(wxTreeEvent &event )
{
wxTreeItemId child, parent = event.GetItem();
wxDirItemDataEx *data = (wxDirItemDataEx *) m_treeCtrl->GetItemData(event.GetItem());
if (!data->m_isExpanded)
return;
data->m_isExpanded = FALSE;
long cookie;
/* Workaround because DeleteChildren has disapeared (why?) and
* CollapseAndReset doesn't work as advertised (deletes parent too) */
child = m_treeCtrl->GetFirstChild(parent, cookie);
while (child.IsOk())
{
m_treeCtrl->Delete(child);
/* Not GetNextChild below, because the cookie mechanism can't
* handle disappearing children! */
child = m_treeCtrl->GetFirstChild(parent, cookie);
}
}
void wxGenericDirCtrl::ExpandDir(wxTreeItemId parentId)
{
wxDirItemDataEx *data = (wxDirItemDataEx *) m_treeCtrl->GetItemData(parentId);
if (data->m_isExpanded)
return;
data->m_isExpanded = TRUE;
if (parentId == m_rootId)
{
SetupSections();
return;
}
wxASSERT(data);
wxString search,path,filename;
wxString dirName(data->m_path);
#if defined(__WXMSW__) || defined(__WXPM__)
// Check if this is a root directory and if so,
// whether the drive is avaiable.
if (!wxIsDriveAvailable(dirName))
{
data->m_isExpanded = FALSE;
//wxMessageBox(wxT("Sorry, this drive is not available."));
return;
}
#endif
// This may take a longish time. Go to busy cursor
wxBusyCursor busy;
#if defined(__WXMSW__) || defined(__WXPM__)
if (dirName.Last() == ':')
dirName += wxString(wxFILE_SEP_PATH);
#endif
wxArrayString dirs;
wxArrayString filenames;
wxDir d;
wxString eachFilename;
wxLogNull log;
d.Open(dirName);
if (d.IsOpened())
{
if (d.GetFirst(& eachFilename, wxEmptyString, wxDIR_DIRS))
{
do
{
if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
{
dirs.Add(eachFilename);
}
}
while (d.GetNext(& eachFilename)) ;
}
}
dirs.Sort((wxArrayString::CompareFunction) wxDirCtrlStringCompareFunction);
// Now do the filenames -- but only if we're allowed to
if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
{
wxLogNull log;
d.Open(dirName);
if (d.IsOpened())
{
if (d.GetFirst(& eachFilename, m_currentFilterStr, wxDIR_FILES))
{
do
{
if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
{
filenames.Add(eachFilename);
}
}
while (d.GetNext(& eachFilename)) ;
}
}
filenames.Sort((wxArrayString::CompareFunction) wxDirCtrlStringCompareFunction);
}
// Add the sorted dirs
size_t i;
for (i = 0; i < dirs.Count(); i++)
{
wxString eachFilename(dirs[i]);
path = dirName;
if (path.Last() != wxFILE_SEP_PATH)
path += wxString(wxFILE_SEP_PATH);
path += eachFilename;
wxDirItemDataEx *dir_item = new wxDirItemDataEx(path,eachFilename,TRUE);
wxTreeItemId id = m_treeCtrl->AppendItem( parentId, eachFilename, 0, -1, dir_item);
m_treeCtrl->SetItemImage( id, 1, wxTreeItemIcon_Expanded );
// Has this got any children? If so, make it expandable.
int options = wxDIR_DEFAULT;
if (GetWindowStyle() & wxDIRCTRL_DIR_ONLY) // If only showing dirs, then we specify dirs only here
{
options = wxDIR_DIRS;
}
wxLogNull log;
wxDir dir2;
if (dir2.Open(path))
{
wxString str;
// Have to test for wxDIR_DIRS separately in case m_currentFilterStr is non-empty and
// and filters out any directories
if (dir2.GetFirst(& str, m_currentFilterStr, options) || dir2.GetFirst(& str, wxEmptyString, wxDIR_DIRS))
{
m_treeCtrl->SetItemHasChildren(id);
}
}
}
// Add the sorted filenames
if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
{
for (i = 0; i < filenames.Count(); i++)
{
wxString eachFilename(filenames[i]);
path = dirName;
if (path.Last() != wxFILE_SEP_PATH)
path += wxString(wxFILE_SEP_PATH);
path += eachFilename;
//path = dirName + wxString(wxT("/")) + eachFilename;
wxDirItemDataEx *dir_item = new wxDirItemDataEx(path,eachFilename,FALSE);
(void)m_treeCtrl->AppendItem( parentId, eachFilename, 2, -1, dir_item);
}
}
}
// Find the child that matches the first part of 'path'.
// E.g. if a child path is "/usr" and 'path' is "/usr/include"
// then the child for /usr is returned.
wxTreeItemId wxGenericDirCtrl::FindChild(wxTreeItemId parentId, const wxString& path, bool& done)
{
wxString path2(path);
// Make sure all separators are as per the current platform
path2.Replace(wxT("\\"), wxString(wxFILE_SEP_PATH));
path2.Replace(wxT("/"), wxString(wxFILE_SEP_PATH));
// Append a separator to foil bogus substring matching
path2 += wxString(wxFILE_SEP_PATH);
// In MSW or PM, case is not significant
#if defined(__WXMSW__) || defined(__WXPM__)
path2.MakeLower();
#endif
long cookie;
wxTreeItemId childId = m_treeCtrl->GetFirstChild(parentId, cookie);
while (childId.IsOk())
{
wxDirItemDataEx* data = (wxDirItemDataEx*) m_treeCtrl->GetItemData(childId);
if (data && data->m_path != "")
{
wxString childPath(data->m_path);
if (childPath.Last() != wxFILE_SEP_PATH)
childPath += wxString(wxFILE_SEP_PATH);
// In MSW and PM, case is not significant
#if defined(__WXMSW__) || defined(__WXPM__)
childPath.MakeLower();
#endif
if (childPath.Len() <= path2.Len())
{
wxString path3 = path2.Mid(0, childPath.Len());
if (childPath == path3)
{
if (path3.Len() == path2.Len())
done = TRUE;
else
done = FALSE;
return childId;
}
}
}
childId = m_treeCtrl->GetNextChild(childId, cookie);
}
wxTreeItemId invalid;
return invalid;
}
// Try to expand as much of the given path as possible,
// and select the given tree item.
bool wxGenericDirCtrl::ExpandPath(const wxString& path)
{
bool done = FALSE;
wxTreeItemId id = FindChild(m_rootId, path, done);
wxTreeItemId lastId = id; // The last non-zero id
while (id.IsOk() && !done)
{
ExpandDir(id);
id = FindChild(id, path, done);
if (id.IsOk())
lastId = id;
}
if (lastId.IsOk())
{
wxDirItemDataEx *data = (wxDirItemDataEx *) m_treeCtrl->GetItemData(lastId);
if (data->m_isDir)
{
m_treeCtrl->Expand(lastId);
}
if ((GetWindowStyle() & wxDIRCTRL_SELECT_FIRST) && data->m_isDir)
{
// Find the first file in this directory
long cookie;
wxTreeItemId childId = m_treeCtrl->GetFirstChild(lastId, cookie);
bool selectedChild = FALSE;
while (childId.IsOk())
{
wxDirItemDataEx* data = (wxDirItemDataEx*) m_treeCtrl->GetItemData(childId);
if (data && data->m_path != "" && !data->m_isDir)
{
m_treeCtrl->SelectItem(childId);
m_treeCtrl->EnsureVisible(childId);
selectedChild = TRUE;
break;
}
childId = m_treeCtrl->GetNextChild(lastId, cookie);
}
if (!selectedChild)
{
m_treeCtrl->SelectItem(lastId);
m_treeCtrl->EnsureVisible(lastId);
}
}
else
{
m_treeCtrl->SelectItem(lastId);
m_treeCtrl->EnsureVisible(lastId);
}
return TRUE;
}
else
return FALSE;
}
wxString wxGenericDirCtrl::GetPath() const
{
wxTreeItemId id = m_treeCtrl->GetSelection();
if (id)
{
wxDirItemDataEx* data = (wxDirItemDataEx*) m_treeCtrl->GetItemData(id);
return data->m_path;
}
else
return wxEmptyString;
}
wxString wxGenericDirCtrl::GetFilePath() const
{
wxTreeItemId id = m_treeCtrl->GetSelection();
if (id)
{
wxDirItemDataEx* data = (wxDirItemDataEx*) m_treeCtrl->GetItemData(id);
if (data->m_isDir)
return wxEmptyString;
else
return data->m_path;
}
else
return wxEmptyString;
}
void wxGenericDirCtrl::SetPath(const wxString& path)
{
m_defaultPath = path;
if (m_rootId)
ExpandPath(path);
}
// Not used
#if 0
void wxGenericDirCtrl::FindChildFiles(wxTreeItemId id, int dirFlags, wxArrayString& filenames)
{
wxDirItemDataEx *data = (wxDirItemDataEx *) m_treeCtrl->GetItemData(id);
// This may take a longish time. Go to busy cursor
wxBusyCursor busy;
wxASSERT(data);
wxString search,path,filename;
wxString dirName(data->m_path);
#if defined(__WXMSW__) || defined(__WXPM__)
if (dirName.Last() == ':')
dirName += wxString(wxFILE_SEP_PATH);
#endif
wxDir d;
wxString eachFilename;
wxLogNull log;
d.Open(dirName);
if (d.IsOpened())
{
if (d.GetFirst(& eachFilename, m_currentFilterStr, dirFlags))
{
do
{
if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
{
filenames.Add(eachFilename);
}
}
while (d.GetNext(& eachFilename)) ;
}
}
}
#endif
void wxGenericDirCtrl::SetFilterIndex(int n)
{
m_currentFilter = n;
wxString f, d;
if (ExtractWildcard(m_filter, n, f, d))
m_currentFilterStr = f;
else
m_currentFilterStr = wxT("*.*");
}
void wxGenericDirCtrl::SetFilter(const wxString& filter)
{
m_filter = filter;
wxString f, d;
if (ExtractWildcard(m_filter, m_currentFilter, f, d))
m_currentFilterStr = f;
else
m_currentFilterStr = wxT("*.*");
}
// Extract description and actual filter from overall filter string
bool wxGenericDirCtrl::ExtractWildcard(const wxString& filterStr, int n, wxString& filter, wxString& description)
{
wxArrayString filters, descriptions;
int count = ParseFilter(filterStr, filters, descriptions);
if (count > 0 && n < count)
{
filter = filters[n];
description = descriptions[n];
return TRUE;
}
else
return FALSE;
}
// Parses the global filter, returning the number of filters.
// Returns 0 if none or if there's a problem.
// filterStr is in the form:
//
// "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpg"
int wxGenericDirCtrl::ParseFilter(const wxString& filterStr, wxArrayString& filters, wxArrayString& descriptions)
{
wxString str(filterStr);
wxString description, filter;
int pos;
bool finished = FALSE;
do
{
pos = str.Find(wxT('|'));
if (pos == -1)
return 0; // Problem
description = str.Left(pos);
str = str.Mid(pos+1);
pos = str.Find(wxT('|'));
if (pos == -1)
{
filter = str;
finished = TRUE;
}
else
{
filter = str.Left(pos);
str = str.Mid(pos+1);
}
descriptions.Add(description);
filters.Add(filter);
}
while (!finished) ;
return filters.Count();
}
void wxGenericDirCtrl::DoResize()
{
wxSize sz = GetClientSize();
int verticalSpacing = 3;
if (m_treeCtrl)
{
wxSize filterSz ;
if (m_filterListCtrl)
{
filterSz = m_filterListCtrl->GetSize();
sz.y -= (filterSz.y + verticalSpacing);
}
m_treeCtrl->SetSize(0, 0, sz.x, sz.y);
if (m_filterListCtrl)
{
m_filterListCtrl->SetSize(0, sz.y + verticalSpacing, sz.x, filterSz.y);
// Don't know why, but this needs refreshing after a resize (wxMSW)
m_filterListCtrl->Refresh();
}
}
}
void wxGenericDirCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
{
DoResize();
}
//-----------------------------------------------------------------------------
// wxDirFilterListCtrl
//-----------------------------------------------------------------------------
IMPLEMENT_CLASS(wxDirFilterListCtrl, wxChoice)
BEGIN_EVENT_TABLE(wxDirFilterListCtrl, wxChoice)
EVT_CHOICE(-1, wxDirFilterListCtrl::OnSelFilter)
END_EVENT_TABLE()
bool wxDirFilterListCtrl::Create(wxGenericDirCtrl* parent, const wxWindowID id,
const wxPoint& pos,
const wxSize& size,
long style)
{
m_dirCtrl = parent;
return wxChoice::Create(parent, id, pos, size, 0, NULL, style);
}
void wxDirFilterListCtrl::Init()
{
m_dirCtrl = NULL;
}
void wxDirFilterListCtrl::OnSelFilter(wxCommandEvent& WXUNUSED(event))
{
int sel = GetSelection();
wxString currentPath = m_dirCtrl->GetPath();
m_dirCtrl->SetFilterIndex(sel);
// If the filter has changed, the view is out of date, so
// collapse the tree.
m_dirCtrl->GetTreeCtrl()->Collapse(m_dirCtrl->GetRootId());
m_dirCtrl->GetTreeCtrl()->Expand(m_dirCtrl->GetRootId());
// Try to restore the selection, or at least the directory
m_dirCtrl->ExpandPath(currentPath);
}
void wxDirFilterListCtrl::FillFilterList(const wxString& filter, int defaultFilter)
{
Clear();
wxArrayString descriptions, filters;
size_t n = (size_t) m_dirCtrl->ParseFilter(filter, filters, descriptions);
if (n > 0 && defaultFilter < (int) n)
{
size_t i = 0;
for (i = 0; i < n; i++)
Append(descriptions[i]);
SetSelection(defaultFilter);
}
}
// wxGenericDirDialog implementation
// This should be moved into dirdlgg.cpp eventually
BEGIN_EVENT_TABLE(wxGenericDirDialog, wxDialog)
EVT_BUTTON(wxID_OK, wxGenericDirDialog::OnOK)
EVT_BUTTON(wxID_NEW, wxGenericDirDialog::OnNew)
EVT_BUTTON (wxID_NEW, wxGenericDirDialog::OnNew)
EVT_CLOSE(wxGenericDirDialog::OnCloseWindow)
EVT_TREE_KEY_DOWN (-1, wxGenericDirDialog::OnTreeKeyDown)
EVT_TREE_SEL_CHANGED (-1, wxGenericDirDialog::OnTreeSelected)
EVT_TEXT_ENTER (ID_TEXTCTRL, wxGenericDirDialog::OnOK)
END_EVENT_TABLE()
wxGenericDirDialog::wxGenericDirDialog(wxWindow* parent, const wxString& title,
const wxString& defaultPath, long style, const wxPoint& pos, const wxSize& sz, const wxString& name):
wxDialog(parent, ID_DIRCTRL, title, pos, sz, style, name)
{
m_dirCtrl = NULL;
m_path = defaultPath;
wxBusyCursor cursor;
wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
// 1) dir ctrl
m_dirCtrl = new wxGenericDirCtrl(this, ID_DIRCTRL,
defaultPath, wxPoint(5, 5),
wxSize(300, 200), wxDIRCTRL_DIR_ONLY|wxSUNKEN_BORDER);
topsizer->Add( m_dirCtrl, 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 );
#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 );
wxButton* okButton = new wxButton(this, wxID_OK, _("OK"));
buttonsizer->Add( okButton, 0, wxLEFT|wxRIGHT, 10 );
wxButton* cancelButton = new wxButton(this, wxID_CANCEL, _("Cancel"));
buttonsizer->Add( cancelButton, 0, wxLEFT|wxRIGHT, 10 );
// I'm not convinced we need a New button, and we tend to get annoying
// accidental-editing with label editing enabled.
#if 0
wxButton* newButton = new wxButton( this, wxID_NEW, _("New...") );
buttonsizer->Add( newButton, 0, wxLEFT|wxRIGHT, 10 );
#endif
topsizer->Add( buttonsizer, 0, wxALL | wxCENTER, 10 );
okButton->SetDefault();
m_dirCtrl->SetFocus();
SetAutoLayout( TRUE );
SetSizer( topsizer );
topsizer->SetSizeHints( this );
topsizer->Fit( this );
Centre( wxBOTH );
}
void wxGenericDirDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
{
EndModal(wxID_CANCEL);
}
void wxGenericDirDialog::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 wxGenericDirDialog::SetPath(const wxString& path)
{
m_dirCtrl->SetPath(path);
m_path = path;
}
wxString wxGenericDirDialog::GetPath(void) const
{
return m_path;
}
int wxGenericDirDialog::ShowModal()
{
//m_input->SetValue( m_path );
return wxDialog::ShowModal();
}
void wxGenericDirDialog::OnTreeSelected( wxTreeEvent &event )
{
if (!m_dirCtrl)
return;
wxDirItemDataEx *data = (wxDirItemDataEx*)m_dirCtrl->GetTreeCtrl()->GetItemData(event.GetItem());
if (data)
m_input->SetValue( data->m_path );
};
void wxGenericDirDialog::OnTreeKeyDown( wxTreeEvent &WXUNUSED(event) )
{
if (!m_dirCtrl)
return;
wxDirItemDataEx *data = (wxDirItemDataEx*)m_dirCtrl->GetTreeCtrl()->GetItemData(m_dirCtrl->GetTreeCtrl()->GetSelection());
if (data)
m_input->SetValue( data->m_path );
};
void wxGenericDirDialog::OnNew( wxCommandEvent& WXUNUSED(event) )
{
wxTreeItemId id = m_dirCtrl->GetTreeCtrl()->GetSelection();
if ((id == m_dirCtrl->GetTreeCtrl()->GetRootItem()) ||
(m_dirCtrl->GetTreeCtrl()->GetParent(id) == m_dirCtrl->GetTreeCtrl()->GetRootItem()))
{
wxMessageDialog msg(this, _("You cannot add a new directory to this section."),
_("Create directory"), wxOK | wxICON_INFORMATION );
msg.ShowModal();
return;
}
wxTreeItemId parent = id ; // m_dirCtrl->GetTreeCtrl()->GetParent( id );
wxDirItemDataEx *data = (wxDirItemDataEx*)m_dirCtrl->GetTreeCtrl()->GetItemData( parent );
wxASSERT( data );
wxString new_name( wxT("NewName") );
wxString path( data->m_path );
if (path.Last() != wxFILE_SEP_PATH)
path += wxFILE_SEP_PATH;
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;
if (path.Last() != wxFILE_SEP_PATH)
path += wxFILE_SEP_PATH;
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;
}
wxDirItemDataEx *new_data = new wxDirItemDataEx( path, new_name, TRUE );
// TODO: THIS CODE DOESN'T WORK YET. We need to avoid duplication of the first child
// of the parent.
wxTreeItemId new_id = m_dirCtrl->GetTreeCtrl()->AppendItem( parent, new_name, 0, 0, new_data );
m_dirCtrl->GetTreeCtrl()->EnsureVisible( new_id );
m_dirCtrl->GetTreeCtrl()->EditLabel( new_id );
}
#endif // wxUSE_DIRDLG
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