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121a3581d3545e8eadcb3c8bec31dd507132e83f
wxWidgets/src/generic/dirdlgg.cpp
Ove Kaaven 87138c520c All files compile in Unicode mode, but I have only converted things near 
points of compiler warnings/errors, they have not been exhaustively
reviewed.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@2201 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
1999-04-16 14:19:32 +00:00

503 lines
14 KiB
C++
Raw Blame History

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