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dolphin/Externals/wxWidgets3/src/generic/dirctrlg.cpp

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/////////////////////////////////////////////////////////////////////////////
// Name: src/generic/dirctrlg.cpp
// Purpose: wxGenericDirCtrl
// Author: Harm van der Heijden, Robert Roebling, Julian Smart
// Modified by:
// Created: 12/12/98
// Copyright: (c) Harm van der Heijden, Robert Roebling and Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#if wxUSE_DIRDLG || wxUSE_FILEDLG
#include "wx/generic/dirctrlg.h"
#ifndef WX_PRECOMP
#include "wx/hash.h"
#include "wx/intl.h"
#include "wx/log.h"
#include "wx/utils.h"
#include "wx/button.h"
#include "wx/icon.h"
#include "wx/settings.h"
#include "wx/msgdlg.h"
#include "wx/choice.h"
#include "wx/textctrl.h"
#include "wx/layout.h"
#include "wx/sizer.h"
#include "wx/textdlg.h"
#include "wx/gdicmn.h"
#include "wx/image.h"
#include "wx/module.h"
#endif
#include "wx/filename.h"
#include "wx/filefn.h"
#include "wx/imaglist.h"
#include "wx/tokenzr.h"
#include "wx/dir.h"
#include "wx/artprov.h"
#include "wx/mimetype.h"
#if wxUSE_STATLINE
#include "wx/statline.h"
#endif
#if defined(__WXMAC__)
#include "wx/osx/private.h" // includes mac headers
#endif
#ifdef __WINDOWS__
#include <windows.h>
#include "wx/msw/winundef.h"
#include "wx/volume.h"
// FIXME - Mingw32 1.0 has both _getdrive() and _chdrive(). For now, let's assume
// older releases don't, but it should be verified and the checks modified
// accordingly.
#if !defined(__GNUWIN32__) || (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
#if !defined(__WXWINCE__)
#include <direct.h>
#endif
#include <stdlib.h>
#include <ctype.h>
#endif
#endif // __WINDOWS__
#if defined(__OS2__) || defined(__DOS__)
#ifdef __OS2__
#define INCL_BASE
#include <os2.h>
#ifndef __EMX__
#include <direct.h>
#endif
#include <stdlib.h>
#include <ctype.h>
#endif
#endif // __OS2__
#if defined(__WXMAC__)
// #include "MoreFilesX.h"
#endif
#ifdef __BORLANDC__
#include "dos.h"
#endif
extern WXDLLEXPORT_DATA(const char) wxFileSelectorDefaultWildcardStr[];
// If compiled under Windows, this macro can cause problems
#ifdef GetFirstChild
#undef GetFirstChild
#endif
bool wxIsDriveAvailable(const wxString& dirName);
// ----------------------------------------------------------------------------
// events
// ----------------------------------------------------------------------------
wxDEFINE_EVENT( wxEVT_DIRCTRL_SELECTIONCHANGED, wxTreeEvent );
wxDEFINE_EVENT( wxEVT_DIRCTRL_FILEACTIVATED, wxTreeEvent );
// ----------------------------------------------------------------------------
// wxGetAvailableDrives, for WINDOWS, DOS, OS2, MAC, UNIX (returns "/")
// ----------------------------------------------------------------------------
size_t wxGetAvailableDrives(wxArrayString &paths, wxArrayString &names, wxArrayInt &icon_ids)
{
#ifdef wxHAS_FILESYSTEM_VOLUMES
#ifdef __WXWINCE__
// No logical drives; return "\"
paths.Add(wxT("\\"));
names.Add(wxT("\\"));
icon_ids.Add(wxFileIconsTable::computer);
#elif defined(__WIN32__) && wxUSE_FSVOLUME
// TODO: this code (using wxFSVolumeBase) should be used for all platforms
// but unfortunately wxFSVolumeBase is not implemented everywhere
const wxArrayString as = wxFSVolumeBase::GetVolumes();
for (size_t i = 0; i < as.GetCount(); i++)
{
wxString path = as[i];
wxFSVolume vol(path);
int imageId;
switch (vol.GetKind())
{
case wxFS_VOL_FLOPPY:
if ( (path == wxT("a:\\")) || (path == wxT("b:\\")) )
imageId = wxFileIconsTable::floppy;
else
imageId = wxFileIconsTable::removeable;
break;
case wxFS_VOL_DVDROM:
case wxFS_VOL_CDROM:
imageId = wxFileIconsTable::cdrom;
break;
case wxFS_VOL_NETWORK:
if (path[0] == wxT('\\'))
continue; // skip "\\computer\folder"
imageId = wxFileIconsTable::drive;
break;
case wxFS_VOL_DISK:
case wxFS_VOL_OTHER:
default:
imageId = wxFileIconsTable::drive;
break;
}
paths.Add(path);
names.Add(vol.GetDisplayName());
icon_ids.Add(imageId);
}
#elif defined(__OS2__)
APIRET rc;
ULONG ulDriveNum = 0;
ULONG ulDriveMap = 0;
rc = ::DosQueryCurrentDisk(&ulDriveNum, &ulDriveMap);
if ( rc == 0)
{
size_t i = 0;
while (i < 26)
{
if (ulDriveMap & ( 1 << i ))
{
const wxString path = wxFileName::GetVolumeString(
'A' + i, wxPATH_GET_SEPARATOR);
const wxString name = wxFileName::GetVolumeString(
'A' + i, wxPATH_NO_SEPARATOR);
// Note: If _filesys is unsupported by some compilers,
// we can always replace it by DosQueryFSAttach
char filesysname[20];
#ifdef __WATCOMC__
ULONG cbBuffer = sizeof(filesysname);
PFSQBUFFER2 pfsqBuffer = (PFSQBUFFER2)filesysname;
APIRET rc = ::DosQueryFSAttach(name.fn_str(),0,FSAIL_QUERYNAME,pfsqBuffer,&cbBuffer);
if (rc != NO_ERROR)
{
filesysname[0] = '\0';
}
#else
_filesys(name.fn_str(), filesysname, sizeof(filesysname));
#endif
/* FAT, LAN, HPFS, CDFS, NFS */
int imageId;
if (path == wxT("A:\\") || path == wxT("B:\\"))
imageId = wxFileIconsTable::floppy;
else if (!strcmp(filesysname, "CDFS"))
imageId = wxFileIconsTable::cdrom;
else if (!strcmp(filesysname, "LAN") ||
!strcmp(filesysname, "NFS"))
imageId = wxFileIconsTable::drive;
else
imageId = wxFileIconsTable::drive;
paths.Add(path);
names.Add(name);
icon_ids.Add(imageId);
}
i ++;
}
}
#else // !__WIN32__, !__OS2__
/* If we can switch to the drive, it exists. */
for ( char drive = 'A'; drive <= 'Z'; drive++ )
{
const wxString
path = wxFileName::GetVolumeString(drive, wxPATH_GET_SEPARATOR);
if (wxIsDriveAvailable(path))
{
paths.Add(path);
names.Add(wxFileName::GetVolumeString(drive, wxPATH_NO_SEPARATOR));
icon_ids.Add(drive <= 2 ? wxFileIconsTable::floppy
: wxFileIconsTable::drive);
}
}
#endif // __WIN32__/!__WIN32__
#elif defined(__WXMAC__) && wxOSX_USE_COCOA_OR_CARBON
ItemCount volumeIndex = 1;
OSErr err = noErr ;
while( noErr == err )
{
HFSUniStr255 volumeName ;
FSRef fsRef ;
FSVolumeInfo volumeInfo ;
err = FSGetVolumeInfo(0, volumeIndex, NULL, kFSVolInfoFlags , &volumeInfo , &volumeName, &fsRef);
if( noErr == err )
{
wxString path = wxMacFSRefToPath( &fsRef ) ;
wxString name = wxMacHFSUniStrToString( &volumeName ) ;
if ( (volumeInfo.flags & kFSVolFlagSoftwareLockedMask) || (volumeInfo.flags & kFSVolFlagHardwareLockedMask) )
{
icon_ids.Add(wxFileIconsTable::cdrom);
}
else
{
icon_ids.Add(wxFileIconsTable::drive);
}
// todo other removable
paths.Add(path);
names.Add(name);
volumeIndex++ ;
}
}
#elif defined(__UNIX__)
paths.Add(wxT("/"));
names.Add(wxT("/"));
icon_ids.Add(wxFileIconsTable::computer);
#else
#error "Unsupported platform in wxGenericDirCtrl!"
#endif
wxASSERT_MSG( (paths.GetCount() == names.GetCount()), wxT("The number of paths and their human readable names should be equal in number."));
wxASSERT_MSG( (paths.GetCount() == icon_ids.GetCount()), wxT("Wrong number of icons for available drives."));
return paths.GetCount();
}
// ----------------------------------------------------------------------------
// wxIsDriveAvailable
// ----------------------------------------------------------------------------
#if defined(__DOS__)
bool wxIsDriveAvailable(const wxString& dirName)
{
// FIXME: this method leads to hang up under Watcom for some reason
#ifdef __WATCOMC__
wxUnusedVar(dirName);
#else
if ( dirName.length() == 3 && dirName[1u] == wxT(':') )
{
wxString dirNameLower(dirName.Lower());
// VS: always return true for removable media, since Win95 doesn't
// like it when MS-DOS app accesses empty floppy drive
return (dirNameLower[0u] == wxT('a') ||
dirNameLower[0u] == wxT('b') ||
wxDirExists(dirNameLower));
}
else
#endif
return true;
}
#elif defined(__WINDOWS__) || defined(__OS2__)
int setdrive(int WXUNUSED_IN_WINCE(drive))
{
#ifdef __WXWINCE__
return 0;
#elif defined(__GNUWIN32__) && \
(defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
return _chdrive(drive);
#else
wxChar newdrive[4];
if (drive < 1 || drive > 31)
return -1;
newdrive[0] = (wxChar)(wxT('A') + drive - 1);
newdrive[1] = wxT(':');
#ifdef __OS2__
newdrive[2] = wxT('\\');
newdrive[3] = wxT('\0');
#else
newdrive[2] = wxT('\0');
#endif
#if defined(__WINDOWS__)
if (::SetCurrentDirectory(newdrive))
#else
// VA doesn't know what LPSTR is and has its own set
if (!DosSetCurrentDir((PSZ)newdrive))
#endif
return 0;
else
return -1;
#endif // !GNUWIN32
}
bool wxIsDriveAvailable(const wxString& WXUNUSED_IN_WINCE(dirName))
{
#ifdef __WXWINCE__
return false;
#else
#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 available.
if (dirName.length() == 3 && dirName[(size_t)1] == wxT(':'))
{
wxString dirNameLower(dirName.Lower());
#if defined(__GNUWIN32__) && !(defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
success = wxDirExists(dirNameLower);
#else
#if defined(__OS2__)
// Avoid changing to drive since no media may be inserted.
if (dirNameLower[(size_t)0] == 'a' || dirNameLower[(size_t)0] == 'b')
return success;
#endif
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
}
#endif // __WINDOWS__ || __OS2__
#endif // wxUSE_DIRDLG || wxUSE_FILEDLG
#if wxUSE_DIRDLG
// Function which is called by quick sort. We want to override the default wxArrayString behaviour,
// and sort regardless of case.
static int wxCMPFUNC_CONV wxDirCtrlStringCompareFunction(const wxString& strFirst, const wxString& strSecond)
{
return strFirst.CmpNoCase(strSecond);
}
//-----------------------------------------------------------------------------
// wxDirItemData
//-----------------------------------------------------------------------------
wxDirItemData::wxDirItemData(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_isExpanded = false;
m_isDir = isDir;
}
void wxDirItemData::SetNewDirName(const wxString& path)
{
m_path = path;
m_name = wxFileNameFromPath(path);
}
bool wxDirItemData::HasSubDirs() const
{
if (m_path.empty())
return false;
wxDir dir;
{
wxLogNull nolog;
if ( !dir.Open(m_path) )
return false;
}
return dir.HasSubDirs();
}
bool wxDirItemData::HasFiles(const wxString& WXUNUSED(spec)) const
{
if (m_path.empty())
return false;
wxDir dir;
{
wxLogNull nolog;
if ( !dir.Open(m_path) )
return false;
}
return dir.HasFiles();
}
//-----------------------------------------------------------------------------
// wxGenericDirCtrl
//-----------------------------------------------------------------------------
BEGIN_EVENT_TABLE(wxGenericDirCtrl, wxControl)
EVT_TREE_ITEM_EXPANDING (wxID_TREECTRL, wxGenericDirCtrl::OnExpandItem)
EVT_TREE_ITEM_COLLAPSED (wxID_TREECTRL, wxGenericDirCtrl::OnCollapseItem)
EVT_TREE_BEGIN_LABEL_EDIT (wxID_TREECTRL, wxGenericDirCtrl::OnBeginEditItem)
EVT_TREE_END_LABEL_EDIT (wxID_TREECTRL, wxGenericDirCtrl::OnEndEditItem)
EVT_TREE_SEL_CHANGED (wxID_TREECTRL, wxGenericDirCtrl::OnTreeSelChange)
EVT_TREE_ITEM_ACTIVATED (wxID_TREECTRL, wxGenericDirCtrl::OnItemActivated)
EVT_SIZE (wxGenericDirCtrl::OnSize)
END_EVENT_TABLE()
wxGenericDirCtrl::wxGenericDirCtrl(void)
{
Init();
}
void wxGenericDirCtrl::ExpandRoot()
{
ExpandDir(m_rootId); // automatically expand first level
// Expand and select the default path
if (!m_defaultPath.empty())
{
ExpandPath(m_defaultPath);
}
#ifdef __UNIX__
else
{
// On Unix, there's only one node under the (hidden) root node. It
// represents the / path, so the user would always have to expand it;
// let's do it ourselves
ExpandPath( wxT("/") );
}
#endif
}
bool wxGenericDirCtrl::Create(wxWindow *parent,
const wxWindowID treeid,
const wxString& dir,
const wxPoint& pos,
const wxSize& size,
long style,
const wxString& filter,
int defaultFilter,
const wxString& name)
{
if (!wxControl::Create(parent, treeid, pos, size, style, wxDefaultValidator, name))
return false;
SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
SetForegroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
Init();
long treeStyle = wxTR_HAS_BUTTONS;
// On Windows CE, if you hide the root, you get a crash when
// attempting to access data for children of the root item.
#ifndef __WXWINCE__
treeStyle |= wxTR_HIDE_ROOT;
#endif
#ifdef __WXGTK20__
treeStyle |= wxTR_NO_LINES;
#endif
if (style & wxDIRCTRL_EDIT_LABELS)
treeStyle |= wxTR_EDIT_LABELS;
if (style & wxDIRCTRL_MULTIPLE)
treeStyle |= wxTR_MULTIPLE;
if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
treeStyle |= wxNO_BORDER;
m_treeCtrl = CreateTreeCtrl(this, wxID_TREECTRL,
wxPoint(0,0), GetClientSize(), treeStyle);
if (!filter.empty() && (style & wxDIRCTRL_SHOW_FILTERS))
m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL);
m_defaultPath = dir;
m_filter = filter;
if (m_filter.empty())
m_filter = wxFileSelectorDefaultWildcardStr;
SetFilterIndex(defaultFilter);
if (m_filterListCtrl)
m_filterListCtrl->FillFilterList(filter, defaultFilter);
m_treeCtrl->SetImageList(wxTheFileIconsTable->GetSmallImageList());
m_showHidden = false;
wxDirItemData* rootData = new wxDirItemData(wxEmptyString, wxEmptyString, true);
wxString rootName;
#if defined(__WINDOWS__) || defined(__OS2__) || defined(__DOS__)
rootName = _("Computer");
#else
rootName = _("Sections");
#endif
m_rootId = m_treeCtrl->AddRoot( rootName, 3, -1, rootData);
m_treeCtrl->SetItemHasChildren(m_rootId);
ExpandRoot();
SetInitialSize(size);
DoResize();
return true;
}
wxGenericDirCtrl::~wxGenericDirCtrl()
{
}
void wxGenericDirCtrl::Init()
{
m_showHidden = false;
m_currentFilter = 0;
m_currentFilterStr = wxEmptyString; // Default: any file
m_treeCtrl = NULL;
m_filterListCtrl = NULL;
}
wxTreeCtrl* wxGenericDirCtrl::CreateTreeCtrl(wxWindow *parent, wxWindowID treeid, const wxPoint& pos, const wxSize& size, long treeStyle)
{
return new wxTreeCtrl(parent, treeid, pos, size, treeStyle);
}
void wxGenericDirCtrl::ShowHidden( bool show )
{
if ( m_showHidden == show )
return;
m_showHidden = show;
if ( HasFlag(wxDIRCTRL_MULTIPLE) )
{
wxArrayString paths;
GetPaths(paths);
ReCreateTree();
for ( unsigned n = 0; n < paths.size(); n++ )
{
ExpandPath(paths[n]);
}
}
else
{
wxString path = GetPath();
ReCreateTree();
SetPath(path);
}
}
const wxTreeItemId
wxGenericDirCtrl::AddSection(const wxString& path, const wxString& name, int imageId)
{
wxDirItemData *dir_item = new wxDirItemData(path,name,true);
wxTreeItemId treeid = AppendItem( m_rootId, name, imageId, -1, dir_item);
m_treeCtrl->SetItemHasChildren(treeid);
return treeid;
}
void wxGenericDirCtrl::SetupSections()
{
wxArrayString paths, names;
wxArrayInt icons;
size_t n, count = wxGetAvailableDrives(paths, names, icons);
#ifdef __WXGTK20__
wxString home = wxGetHomeDir();
AddSection( home, _("Home directory"), 1);
home += wxT("/Desktop");
AddSection( home, _("Desktop"), 1);
#endif
for (n = 0; n < count; n++)
AddSection(paths[n], names[n], icons[n]);
}
void wxGenericDirCtrl::SetFocus()
{
// we don't need focus ourselves, give it to the tree so that the user
// could navigate it
if (m_treeCtrl)
m_treeCtrl->SetFocus();
}
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->GetItemParent( event.GetItem() ) == m_rootId)
{
event.Veto();
return;
}
}
void wxGenericDirCtrl::OnEndEditItem(wxTreeEvent &event)
{
if (event.IsEditCancelled())
return;
if ((event.GetLabel().empty()) ||
(event.GetLabel() == wxT(".")) ||
(event.GetLabel() == wxT("..")) ||
(event.GetLabel().Find(wxT('/')) != wxNOT_FOUND) ||
(event.GetLabel().Find(wxT('\\')) != wxNOT_FOUND) ||
(event.GetLabel().Find(wxT('|')) != wxNOT_FOUND))
{
wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
dialog.ShowModal();
event.Veto();
return;
}
wxTreeItemId treeid = event.GetItem();
wxDirItemData *data = GetItemData( treeid );
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::OnTreeSelChange(wxTreeEvent &event)
{
wxTreeEvent changedEvent(wxEVT_DIRCTRL_SELECTIONCHANGED, GetId());
changedEvent.SetEventObject(this);
changedEvent.SetItem(event.GetItem());
changedEvent.SetClientObject(m_treeCtrl->GetItemData(event.GetItem()));
if (GetEventHandler()->SafelyProcessEvent(changedEvent) && !changedEvent.IsAllowed())
event.Veto();
else
event.Skip();
}
void wxGenericDirCtrl::OnItemActivated(wxTreeEvent &event)
{
wxTreeItemId treeid = event.GetItem();
const wxDirItemData *data = GetItemData(treeid);
if (data->m_isDir)
{
// is dir
event.Skip();
}
else
{
// is file
wxTreeEvent changedEvent(wxEVT_DIRCTRL_FILEACTIVATED, GetId());
changedEvent.SetEventObject(this);
changedEvent.SetItem(treeid);
changedEvent.SetClientObject(m_treeCtrl->GetItemData(treeid));
if (GetEventHandler()->SafelyProcessEvent(changedEvent) && !changedEvent.IsAllowed())
event.Veto();
else
event.Skip();
}
}
void wxGenericDirCtrl::OnExpandItem(wxTreeEvent &event)
{
wxTreeItemId parentId = event.GetItem();
// VS: this is needed because the event handler is called from wxTreeCtrl
// ctor when wxTR_HIDE_ROOT was specified
if (!m_rootId.IsOk())
m_rootId = m_treeCtrl->GetRootItem();
ExpandDir(parentId);
}
void wxGenericDirCtrl::OnCollapseItem(wxTreeEvent &event )
{
CollapseDir(event.GetItem());
}
void wxGenericDirCtrl::CollapseDir(wxTreeItemId parentId)
{
wxTreeItemId child;
wxDirItemData *data = GetItemData(parentId);
if (!data->m_isExpanded)
return;
data->m_isExpanded = false;
m_treeCtrl->Freeze();
if (parentId != m_treeCtrl->GetRootItem())
m_treeCtrl->CollapseAndReset(parentId);
m_treeCtrl->DeleteChildren(parentId);
m_treeCtrl->Thaw();
}
void wxGenericDirCtrl::PopulateNode(wxTreeItemId parentId)
{
wxDirItemData *data = GetItemData(parentId);
if (data->m_isExpanded)
return;
data->m_isExpanded = true;
if (parentId == m_treeCtrl->GetRootItem())
{
SetupSections();
return;
}
wxASSERT(data);
wxString search,path,filename;
wxString dirName(data->m_path);
#if (defined(__WINDOWS__) && !defined(__WXWINCE__)) || defined(__DOS__) || defined(__OS2__)
// Check if this is a root directory and if so,
// whether the drive is available.
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(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
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())
{
int style = wxDIR_DIRS;
if (m_showHidden) style |= wxDIR_HIDDEN;
if (d.GetFirst(& eachFilename, wxEmptyString, style))
{
do
{
if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
{
dirs.Add(eachFilename);
}
}
while (d.GetNext(&eachFilename));
}
}
dirs.Sort(wxDirCtrlStringCompareFunction);
// Now do the filenames -- but only if we're allowed to
if (!HasFlag(wxDIRCTRL_DIR_ONLY))
{
d.Open(dirName);
if (d.IsOpened())
{
int style = wxDIR_FILES;
if (m_showHidden) style |= wxDIR_HIDDEN;
// Process each filter (ex: "JPEG Files (*.jpg;*.jpeg)|*.jpg;*.jpeg")
wxStringTokenizer strTok;
wxString curFilter;
strTok.SetString(m_currentFilterStr,wxT(";"));
while(strTok.HasMoreTokens())
{
curFilter = strTok.GetNextToken();
if (d.GetFirst(& eachFilename, curFilter, style))
{
do
{
if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
{
filenames.Add(eachFilename);
}
}
while (d.GetNext(& eachFilename));
}
}
}
filenames.Sort(wxDirCtrlStringCompareFunction);
}
// Now we really know whether we have any children so tell the tree control
// about it.
m_treeCtrl->SetItemHasChildren(parentId, !dirs.empty() || !filenames.empty());
// Add the sorted dirs
size_t i;
for (i = 0; i < dirs.GetCount(); i++)
{
eachFilename = dirs[i];
path = dirName;
if (!wxEndsWithPathSeparator(path))
path += wxString(wxFILE_SEP_PATH);
path += eachFilename;
wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,true);
wxTreeItemId treeid = AppendItem( parentId, eachFilename,
wxFileIconsTable::folder, -1, dir_item);
m_treeCtrl->SetItemImage( treeid, wxFileIconsTable::folder_open,
wxTreeItemIcon_Expanded );
// assume that it does have children by default as it can take a long
// time to really check for this (think remote drives...)
//
// and if we're wrong, we'll correct the icon later if
// the user really tries to open this item
m_treeCtrl->SetItemHasChildren(treeid);
}
// Add the sorted filenames
if (!HasFlag(wxDIRCTRL_DIR_ONLY))
{
for (i = 0; i < filenames.GetCount(); i++)
{
eachFilename = filenames[i];
path = dirName;
if (!wxEndsWithPathSeparator(path))
path += wxString(wxFILE_SEP_PATH);
path += eachFilename;
//path = dirName + wxString(wxT("/")) + eachFilename;
wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,false);
int image_id = wxFileIconsTable::file;
if (eachFilename.Find(wxT('.')) != wxNOT_FOUND)
image_id = wxTheFileIconsTable->GetIconID(eachFilename.AfterLast(wxT('.')));
(void) AppendItem( parentId, eachFilename, image_id, -1, dir_item);
}
}
}
void wxGenericDirCtrl::ExpandDir(wxTreeItemId parentId)
{
// ExpandDir() will not actually expand the tree node, just populate it
PopulateNode(parentId);
}
void wxGenericDirCtrl::ReCreateTree()
{
CollapseDir(m_treeCtrl->GetRootItem());
ExpandRoot();
}
void wxGenericDirCtrl::CollapseTree()
{
wxTreeItemIdValue cookie;
wxTreeItemId child = m_treeCtrl->GetFirstChild(m_rootId, cookie);
while (child.IsOk())
{
CollapseDir(child);
child = m_treeCtrl->GetNextChild(m_rootId, cookie);
}
}
// 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(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
path2.MakeLower();
#endif
wxTreeItemIdValue cookie;
wxTreeItemId childId = m_treeCtrl->GetFirstChild(parentId, cookie);
while (childId.IsOk())
{
wxDirItemData* data = GetItemData(childId);
if (data && !data->m_path.empty())
{
wxString childPath(data->m_path);
if (!wxEndsWithPathSeparator(childPath))
childPath += wxString(wxFILE_SEP_PATH);
// In MSW and PM, case is not significant
#if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
childPath.MakeLower();
#endif
if (childPath.length() <= path2.length())
{
wxString path3 = path2.Mid(0, childPath.length());
if (childPath == path3)
{
if (path3.length() == path2.length())
done = true;
else
done = false;
return childId;
}
}
}
childId = m_treeCtrl->GetNextChild(parentId, 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 treeid = FindChild(m_rootId, path, done);
wxTreeItemId lastId = treeid; // The last non-zero treeid
while (treeid.IsOk() && !done)
{
ExpandDir(treeid);
treeid = FindChild(treeid, path, done);
if (treeid.IsOk())
lastId = treeid;
}
if (!lastId.IsOk())
return false;
wxDirItemData *data = GetItemData(lastId);
if (data->m_isDir)
{
m_treeCtrl->Expand(lastId);
}
if (HasFlag(wxDIRCTRL_SELECT_FIRST) && data->m_isDir)
{
// Find the first file in this directory
wxTreeItemIdValue cookie;
wxTreeItemId childId = m_treeCtrl->GetFirstChild(lastId, cookie);
bool selectedChild = false;
while (childId.IsOk())
{
data = GetItemData(childId);
if (data && data->m_path != wxEmptyString && !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;
}
bool wxGenericDirCtrl::CollapsePath(const wxString& path)
{
bool done = false;
wxTreeItemId treeid = FindChild(m_rootId, path, done);
wxTreeItemId lastId = treeid; // The last non-zero treeid
while ( treeid.IsOk() && !done )
{
CollapseDir(treeid);
treeid = FindChild(treeid, path, done);
if ( treeid.IsOk() )
lastId = treeid;
}
if ( !lastId.IsOk() )
return false;
m_treeCtrl->SelectItem(lastId);
m_treeCtrl->EnsureVisible(lastId);
return true;
}
wxDirItemData* wxGenericDirCtrl::GetItemData(wxTreeItemId itemId)
{
return static_cast<wxDirItemData*>(m_treeCtrl->GetItemData(itemId));
}
wxString wxGenericDirCtrl::GetPath(wxTreeItemId itemId) const
{
const wxDirItemData*
data = static_cast<wxDirItemData*>(m_treeCtrl->GetItemData(itemId));
return data->m_path;
}
wxString wxGenericDirCtrl::GetPath() const
{
// Allow calling GetPath() in multiple selection from OnSelFilter
if (m_treeCtrl->HasFlag(wxTR_MULTIPLE))
{
wxArrayTreeItemIds items;
m_treeCtrl->GetSelections(items);
if (items.size() > 0)
{
// return first string only
wxTreeItemId treeid = items[0];
return GetPath(treeid);
}
return wxEmptyString;
}
wxTreeItemId treeid = m_treeCtrl->GetSelection();
if (treeid)
{
return GetPath(treeid);
}
else
return wxEmptyString;
}
void wxGenericDirCtrl::GetPaths(wxArrayString& paths) const
{
paths.clear();
wxArrayTreeItemIds items;
m_treeCtrl->GetSelections(items);
for ( unsigned n = 0; n < items.size(); n++ )
{
wxTreeItemId treeid = items[n];
paths.push_back(GetPath(treeid));
}
}
wxString wxGenericDirCtrl::GetFilePath() const
{
wxTreeItemId treeid = m_treeCtrl->GetSelection();
if (treeid)
{
wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(treeid);
if (data->m_isDir)
return wxEmptyString;
else
return data->m_path;
}
else
return wxEmptyString;
}
void wxGenericDirCtrl::GetFilePaths(wxArrayString& paths) const
{
paths.clear();
wxArrayTreeItemIds items;
m_treeCtrl->GetSelections(items);
for ( unsigned n = 0; n < items.size(); n++ )
{
wxTreeItemId treeid = items[n];
wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(treeid);
if ( !data->m_isDir )
paths.Add(data->m_path);
}
}
void wxGenericDirCtrl::SetPath(const wxString& path)
{
m_defaultPath = path;
if (m_rootId)
ExpandPath(path);
}
void wxGenericDirCtrl::SelectPath(const wxString& path, bool select)
{
bool done = false;
wxTreeItemId treeid = FindChild(m_rootId, path, done);
wxTreeItemId lastId = treeid; // The last non-zero treeid
while ( treeid.IsOk() && !done )
{
treeid = FindChild(treeid, path, done);
if ( treeid.IsOk() )
lastId = treeid;
}
if ( !lastId.IsOk() )
return;
if ( done )
{
m_treeCtrl->SelectItem(treeid, select);
}
}
void wxGenericDirCtrl::SelectPaths(const wxArrayString& paths)
{
if ( HasFlag(wxDIRCTRL_MULTIPLE) )
{
UnselectAll();
for ( unsigned n = 0; n < paths.size(); n++ )
{
SelectPath(paths[n]);
}
}
}
void wxGenericDirCtrl::UnselectAll()
{
m_treeCtrl->UnselectAll();
}
// Not used
#if 0
void wxGenericDirCtrl::FindChildFiles(wxTreeItemId treeid, int dirFlags, wxArrayString& filenames)
{
wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(treeid);
// 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(__WINDOWS__) || defined(__OS2__)
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
#ifdef __UNIX__
m_currentFilterStr = wxT("*");
#else
m_currentFilterStr = wxT("*.*");
#endif
}
void wxGenericDirCtrl::SetFilter(const wxString& filter)
{
m_filter = filter;
if (!filter.empty() && !m_filterListCtrl && HasFlag(wxDIRCTRL_SHOW_FILTERS))
m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL);
else if (filter.empty() && m_filterListCtrl)
{
m_filterListCtrl->Destroy();
m_filterListCtrl = NULL;
}
wxString f, d;
if (ExtractWildcard(m_filter, m_currentFilter, f, d))
m_currentFilterStr = f;
else
#ifdef __UNIX__
m_currentFilterStr = wxT("*");
#else
m_currentFilterStr = wxT("*.*");
#endif
// current filter index is meaningless after filter change, set it to zero
SetFilterIndex(0);
if (m_filterListCtrl)
m_filterListCtrl->FillFilterList(m_filter, 0);
}
// 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 = wxParseCommonDialogsFilter(filterStr, descriptions, filters);
if (count > 0 && n < count)
{
filter = filters[n];
description = descriptions[n];
return true;
}
return false;
}
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();
}
wxTreeItemId wxGenericDirCtrl::AppendItem (const wxTreeItemId & parent,
const wxString & text,
int image, int selectedImage,
wxTreeItemData * data)
{
wxTreeCtrl *treeCtrl = GetTreeCtrl ();
wxASSERT (treeCtrl);
if (treeCtrl)
{
return treeCtrl->AppendItem (parent, text, image, selectedImage, data);
}
else
{
return wxTreeItemId();
}
}
//-----------------------------------------------------------------------------
// wxDirFilterListCtrl
//-----------------------------------------------------------------------------
IMPLEMENT_CLASS(wxDirFilterListCtrl, wxChoice)
BEGIN_EVENT_TABLE(wxDirFilterListCtrl, wxChoice)
EVT_CHOICE(wxID_ANY, wxDirFilterListCtrl::OnSelFilter)
END_EVENT_TABLE()
bool wxDirFilterListCtrl::Create(wxGenericDirCtrl* parent,
const wxWindowID treeid,
const wxPoint& pos,
const wxSize& size,
long style)
{
m_dirCtrl = parent;
// by default our border style is determined by the style of our parent
if ( !(style & wxBORDER_MASK) )
{
style |= parent->HasFlag(wxDIRCTRL_3D_INTERNAL) ? wxBORDER_SUNKEN
: wxBORDER_NONE;
}
return wxChoice::Create(parent, treeid, pos, size, 0, NULL, style);
}
void wxDirFilterListCtrl::Init()
{
m_dirCtrl = NULL;
}
void wxDirFilterListCtrl::OnSelFilter(wxCommandEvent& WXUNUSED(event))
{
int sel = GetSelection();
if (m_dirCtrl->HasFlag(wxDIRCTRL_MULTIPLE))
{
wxArrayString paths;
m_dirCtrl->GetPaths(paths);
m_dirCtrl->SetFilterIndex(sel);
// If the filter has changed, the view is out of date, so
// collapse the tree.
m_dirCtrl->ReCreateTree();
// Expand and select the previously selected paths
for (unsigned int i = 0; i < paths.GetCount(); i++)
{
m_dirCtrl->ExpandPath(paths.Item(i));
}
}
else
{
wxString currentPath = m_dirCtrl->GetPath();
m_dirCtrl->SetFilterIndex(sel);
m_dirCtrl->ReCreateTree();
// 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) wxParseCommonDialogsFilter(filter, descriptions, filters);
if (n > 0 && defaultFilter < (int) n)
{
for (size_t i = 0; i < n; i++)
Append(descriptions[i]);
SetSelection(defaultFilter);
}
}
#endif // wxUSE_DIRDLG
#if wxUSE_DIRDLG || wxUSE_FILEDLG
// ----------------------------------------------------------------------------
// wxFileIconsTable icons
// ----------------------------------------------------------------------------
#ifndef __WXGTK20__
/* Computer (c) Julian Smart */
static const char* const file_icons_tbl_computer_xpm[] = {
/* columns rows colors chars-per-pixel */
"16 16 42 1",
"r c #4E7FD0",
"$ c #7198D9",
"; c #DCE6F6",
"q c #FFFFFF",
"u c #4A7CCE",
"# c #779DDB",
"w c #95B2E3",
"y c #7FA2DD",
"f c #3263B4",
"= c #EAF0FA",
"< c #B1C7EB",
"% c #6992D7",
"9 c #D9E4F5",
"o c #9BB7E5",
"6 c #F7F9FD",
", c #BED0EE",
"3 c #F0F5FC",
"1 c #A8C0E8",
" c None",
"0 c #FDFEFF",
"4 c #C4D5F0",
"@ c #81A4DD",
"e c #4377CD",
"- c #E2EAF8",
"i c #9FB9E5",
"> c #CCDAF2",
"+ c #89A9DF",
"s c #5584D1",
"t c #5D89D3",
": c #D2DFF4",
"5 c #FAFCFE",
"2 c #F5F8FD",
"8 c #DFE8F7",
"& c #5E8AD4",
"X c #638ED5",
"a c #CEDCF2",
"p c #90AFE2",
"d c #2F5DA9",
"* c #5282D0",
"7 c #E5EDF9",
". c #A2BCE6",
"O c #8CACE0",
/* pixels */
" ",
" .XXXXXXXXXXX ",
" oXO++@#$%&*X ",
" oX=-;:>,<1%X ",
" oX23=-;:4,$X ",
" oX5633789:@X ",
" oX05623=78+X ",
" oXqq05623=OX ",
" oX,,,,,<<<$X ",
" wXXXXXXXXXXe ",
" XrtX%$$y@+O,, ",
" uyiiiiiiiii@< ",
" ouiiiiiiiiiip<a",
" rustX%$$y@+Ow,,",
" dfffffffffffffd",
" "
};
#endif // !GTK+ 2
// ----------------------------------------------------------------------------
// wxFileIconsTable & friends
// ----------------------------------------------------------------------------
// global instance of a wxFileIconsTable
wxFileIconsTable* wxTheFileIconsTable = NULL;
// A module to allow icons table cleanup
class wxFileIconsTableModule: public wxModule
{
DECLARE_DYNAMIC_CLASS(wxFileIconsTableModule)
public:
wxFileIconsTableModule() {}
bool OnInit() { wxTheFileIconsTable = new wxFileIconsTable; return true; }
void OnExit()
{
wxDELETE(wxTheFileIconsTable);
}
};
IMPLEMENT_DYNAMIC_CLASS(wxFileIconsTableModule, wxModule)
class wxFileIconEntry : public wxObject
{
public:
wxFileIconEntry(int i) { iconid = i; }
int iconid;
};
wxFileIconsTable::wxFileIconsTable()
{
m_HashTable = NULL;
m_smallImageList = NULL;
}
wxFileIconsTable::~wxFileIconsTable()
{
if (m_HashTable)
{
WX_CLEAR_HASH_TABLE(*m_HashTable);
delete m_HashTable;
}
if (m_smallImageList) delete m_smallImageList;
}
// delayed initialization - wait until first use (wxArtProv not created yet)
void wxFileIconsTable::Create()
{
wxCHECK_RET(!m_smallImageList && !m_HashTable, wxT("creating icons twice"));
m_HashTable = new wxHashTable(wxKEY_STRING);
m_smallImageList = new wxImageList(16, 16);
// folder:
m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER,
wxART_CMN_DIALOG,
wxSize(16, 16)));
// folder_open
m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER_OPEN,
wxART_CMN_DIALOG,
wxSize(16, 16)));
// computer
#ifdef __WXGTK20__
// GTK24 uses this icon in the file open dialog
m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_HARDDISK,
wxART_CMN_DIALOG,
wxSize(16, 16)));
#else
m_smallImageList->Add(wxIcon(file_icons_tbl_computer_xpm));
#endif
// drive
m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_HARDDISK,
wxART_CMN_DIALOG,
wxSize(16, 16)));
// cdrom
m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_CDROM,
wxART_CMN_DIALOG,
wxSize(16, 16)));
// floppy
m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FLOPPY,
wxART_CMN_DIALOG,
wxSize(16, 16)));
// removeable
m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_REMOVABLE,
wxART_CMN_DIALOG,
wxSize(16, 16)));
// file
m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_NORMAL_FILE,
wxART_CMN_DIALOG,
wxSize(16, 16)));
// executable
if (GetIconID(wxEmptyString, wxT("application/x-executable")) == file)
{
m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_EXECUTABLE_FILE,
wxART_CMN_DIALOG,
wxSize(16, 16)));
delete m_HashTable->Get(wxT("exe"));
m_HashTable->Delete(wxT("exe"));
m_HashTable->Put(wxT("exe"), new wxFileIconEntry(executable));
}
/* else put into list by GetIconID
(KDE defines application/x-executable for *.exe and has nice icon)
*/
}
wxImageList *wxFileIconsTable::GetSmallImageList()
{
if (!m_smallImageList)
Create();
return m_smallImageList;
}
#if wxUSE_MIMETYPE && wxUSE_IMAGE && (!defined(__WINDOWS__) || wxUSE_WXDIB)
// VS: we don't need this function w/o wxMimeTypesManager because we'll only have
// one icon and we won't resize it
static wxBitmap CreateAntialiasedBitmap(const wxImage& img)
{
const unsigned int size = 16;
wxImage smallimg (size, size);
unsigned char *p1, *p2, *ps;
unsigned char mr = img.GetMaskRed(),
mg = img.GetMaskGreen(),
mb = img.GetMaskBlue();
unsigned x, y;
unsigned sr, sg, sb, smask;
p1 = img.GetData(), p2 = img.GetData() + 3 * size*2, ps = smallimg.GetData();
smallimg.SetMaskColour(mr, mr, mr);
for (y = 0; y < size; y++)
{
for (x = 0; x < size; x++)
{
sr = sg = sb = smask = 0;
if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
sr += p1[0], sg += p1[1], sb += p1[2];
else smask++;
p1 += 3;
if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
sr += p1[0], sg += p1[1], sb += p1[2];
else smask++;
p1 += 3;
if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
sr += p2[0], sg += p2[1], sb += p2[2];
else smask++;
p2 += 3;
if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
sr += p2[0], sg += p2[1], sb += p2[2];
else smask++;
p2 += 3;
if (smask > 2)
ps[0] = ps[1] = ps[2] = mr;
else
{
ps[0] = (unsigned char)(sr >> 2);
ps[1] = (unsigned char)(sg >> 2);
ps[2] = (unsigned char)(sb >> 2);
}
ps += 3;
}
p1 += size*2 * 3, p2 += size*2 * 3;
}
return wxBitmap(smallimg);
}
// This function is currently not unused anymore
#if 0
// finds empty borders and return non-empty area of image:
static wxImage CutEmptyBorders(const wxImage& img)
{
unsigned char mr = img.GetMaskRed(),
mg = img.GetMaskGreen(),
mb = img.GetMaskBlue();
unsigned char *dt = img.GetData(), *dttmp;
unsigned w = img.GetWidth(), h = img.GetHeight();
unsigned top, bottom, left, right, i;
bool empt;
#define MK_DTTMP(x,y) dttmp = dt + ((x + y * w) * 3)
#define NOEMPTY_PIX(empt) if (dttmp[0] != mr || dttmp[1] != mg || dttmp[2] != mb) {empt = false; break;}
for (empt = true, top = 0; empt && top < h; top++)
{
MK_DTTMP(0, top);
for (i = 0; i < w; i++, dttmp+=3)
NOEMPTY_PIX(empt)
}
for (empt = true, bottom = h-1; empt && bottom > top; bottom--)
{
MK_DTTMP(0, bottom);
for (i = 0; i < w; i++, dttmp+=3)
NOEMPTY_PIX(empt)
}
for (empt = true, left = 0; empt && left < w; left++)
{
MK_DTTMP(left, 0);
for (i = 0; i < h; i++, dttmp+=3*w)
NOEMPTY_PIX(empt)
}
for (empt = true, right = w-1; empt && right > left; right--)
{
MK_DTTMP(right, 0);
for (i = 0; i < h; i++, dttmp+=3*w)
NOEMPTY_PIX(empt)
}
top--, left--, bottom++, right++;
return img.GetSubImage(wxRect(left, top, right - left + 1, bottom - top + 1));
}
#endif // #if 0
#endif // wxUSE_MIMETYPE
int wxFileIconsTable::GetIconID(const wxString& extension, const wxString& mime)
{
if (!m_smallImageList)
Create();
#if wxUSE_MIMETYPE
if (!extension.empty())
{
wxFileIconEntry *entry = (wxFileIconEntry*) m_HashTable->Get(extension);
if (entry) return (entry -> iconid);
}
wxFileType *ft = (mime.empty()) ?
wxTheMimeTypesManager -> GetFileTypeFromExtension(extension) :
wxTheMimeTypesManager -> GetFileTypeFromMimeType(mime);
wxIconLocation iconLoc;
wxIcon ic;
{
wxLogNull logNull;
if ( ft && ft->GetIcon(&iconLoc) )
{
ic = wxIcon( iconLoc );
}
}
delete ft;
if ( !ic.IsOk() )
{
int newid = file;
m_HashTable->Put(extension, new wxFileIconEntry(newid));
return newid;
}
wxBitmap bmp;
bmp.CopyFromIcon(ic);
if ( !bmp.IsOk() )
{
int newid = file;
m_HashTable->Put(extension, new wxFileIconEntry(newid));
return newid;
}
const unsigned int size = 16;
int treeid = m_smallImageList->GetImageCount();
if ((bmp.GetWidth() == (int) size) && (bmp.GetHeight() == (int) size))
{
m_smallImageList->Add(bmp);
}
#if wxUSE_IMAGE && (!defined(__WINDOWS__) || wxUSE_WXDIB)
else
{
wxImage img = bmp.ConvertToImage();
if ((img.GetWidth() != size*2) || (img.GetHeight() != size*2))
// m_smallImageList->Add(CreateAntialiasedBitmap(CutEmptyBorders(img).Rescale(size*2, size*2)));
m_smallImageList->Add(CreateAntialiasedBitmap(img.Rescale(size*2, size*2)));
else
m_smallImageList->Add(CreateAntialiasedBitmap(img));
}
#endif // wxUSE_IMAGE
m_HashTable->Put(extension, new wxFileIconEntry(treeid));
return treeid;
#else // !wxUSE_MIMETYPE
wxUnusedVar(mime);
if (extension == wxT("exe"))
return executable;
else
return file;
#endif // wxUSE_MIMETYPE/!wxUSE_MIMETYPE
}
#endif // wxUSE_DIRDLG || wxUSE_FILEDLG
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