wxWidgets/interface/wx/filectrl.h
Kevin B. McCarty 178e9c9335 Improve wxFileCtrl::SetFilename() and SetPath() consistency.
Don't allow specifying the directory in the former and do check for the
directory existence in the latter.

Also update the file shown in the dialog in SetFilename().

Closes #16685.
2015-05-09 19:05:05 +02:00

293 lines
8.7 KiB
Objective-C

/////////////////////////////////////////////////////////////////////////////
// Name: filectrl.h
// Purpose: interface of wxFileCtrl
// Author: wxWidgets team
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
enum
{
wxFC_OPEN = 0x0001,
wxFC_SAVE = 0x0002,
wxFC_MULTIPLE = 0x0004,
wxFC_NOSHOWHIDDEN = 0x0008
};
#define wxFC_DEFAULT_STYLE wxFC_OPEN
/**
@class wxFileCtrl
This control allows the user to select a file.
Two implementations of this class exist, one for Gtk and another generic
one for all the other ports.
This class is only available if @c wxUSE_FILECTRL is set to 1.
@beginStyleTable
@style{wxFC_DEFAULT_STYLE}
The default style: wxFC_OPEN
@style{wxFC_OPEN}
Creates an file control suitable for opening files. Cannot be
combined with wxFC_SAVE.
@style{wxFC_SAVE}
Creates an file control suitable for saving files. Cannot be
combined with wxFC_OPEN.
@style{wxFC_MULTIPLE}
For open control only, Allows selecting multiple files. Cannot be
combined with wxFC_SAVE
@style{wxFC_NOSHOWHIDDEN}
Hides the "Show Hidden Files" checkbox (Generic only)
@endStyleTable
@beginEventEmissionTable{wxFileCtrlEvent}
@event{EVT_FILECTRL_FILEACTIVATED(id, func)}
The user activated a file(by double-clicking or pressing Enter)
@event{EVT_FILECTRL_SELECTIONCHANGED(id, func)}
The user changed the current selection(by selecting or deselecting a file)
@event{EVT_FILECTRL_FOLDERCHANGED(id, func)}
The current folder of the file control has been changed
@event{EVT_FILECTRL_FILTERCHANGED(id, func)}
The current file filter of the file control has been changed.
@since 2.9.1.
@endEventTable
@library{wxcore}
@category{ctrl}
@appearance{filectrl}
@nativeimpl{wxgtk}
@see wxGenericDirCtrl
*/
class wxFileCtrl : public wxControl
{
public:
wxFileCtrl();
/**
Constructs the window.
@param parent
Parent window, must not be non-@NULL.
@param id
The identifier for the control.
@param defaultDirectory
The initial directory shown in the control.
Must be a valid path to a directory or the empty string.
In case it is the empty string, the current working directory is used.
@param defaultFilename
The default filename, or the empty string.
@param wildCard
A wildcard specifying which files can be selected,
such as "*.*" or "BMP files (*.bmp)|*.bmp|GIF files (*.gif)|*.gif".
@param style
The window style, see wxFC_* flags.
@param pos
Initial position.
@param size
Initial size.
@param name
Control name.
@return @true if the control was successfully created or @false if
creation failed.
*/
wxFileCtrl(wxWindow* parent, wxWindowID id,
const wxString& defaultDirectory = wxEmptyString,
const wxString& defaultFilename = wxEmptyString,
const wxString& wildCard = wxFileSelectorDefaultWildcardStr,
long style = wxFC_DEFAULT_STYLE,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
const wxString& name = wxFileCtrlNameStr);
/**
Create function for two-step construction. See wxFileCtrl() for details.
*/
bool Create(wxWindow* parent, wxWindowID id,
const wxString& defaultDirectory = wxEmptyString,
const wxString& defaultFilename = wxEmptyString,
const wxString& wildCard = wxFileSelectorDefaultWildcardStr,
long style = wxFC_DEFAULT_STYLE, const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
const wxString& name = wxFileCtrlNameStr);
/**
Returns the current directory of the file control (i.e.\ the directory shown by it).
*/
virtual wxString GetDirectory() const;
/**
Returns the currently selected filename.
For the controls having the @c wxFC_MULTIPLE style, use GetFilenames() instead.
*/
virtual wxString GetFilename() const;
/**
Fills the array @a filenames with the filenames only of selected items.
This function should only be used with the controls having the @c wxFC_MULTIPLE
style, use GetFilename() for the others.
@remarks filenames is emptied first.
*/
virtual void GetFilenames(wxArrayString& filenames) const;
/**
Returns the zero-based index of the currently selected filter.
*/
virtual int GetFilterIndex() const;
/**
Returns the full path (directory and filename) of the currently selected file.
For the controls having the @c wxFC_MULTIPLE style, use GetPaths() instead.
*/
virtual wxString GetPath() const;
/**
Fills the array @a paths with the full paths of the files chosen.
This function should be used with the controls having the @c wxFC_MULTIPLE style,
use GetPath() otherwise.
@remarks paths is emptied first.
*/
virtual void GetPaths(wxArrayString& paths) const;
/**
Returns the current wildcard.
*/
virtual wxString GetWildcard() const;
/**
Sets(changes) the current directory displayed in the control.
@return Returns @true on success, @false otherwise.
*/
virtual bool SetDirectory(const wxString& directory);
/**
Selects a certain file.
@return Returns @true on success, @false otherwise
*/
virtual bool SetFilename(const wxString& filename);
/**
Changes to a certain directory and selects a certain file.
If @a path includes the directory part, it must exist, otherwise @false
is returned and nothing else is done.
@return Returns @true on success, @false otherwise
*/
virtual bool SetPath(const wxString& path);
/**
Sets the current filter index, starting from zero.
*/
virtual void SetFilterIndex(int filterIndex);
/**
Sets the wildcard, which can contain multiple file types, for example:
"BMP files (*.bmp)|*.bmp|GIF files (*.gif)|*.gif"
*/
virtual void SetWildcard(const wxString& wildCard);
/**
Sets whether hidden files and folders are shown or not.
*/
virtual void ShowHidden(bool show);
};
wxEventType wxEVT_FILECTRL_SELECTIONCHANGED;
wxEventType wxEVT_FILECTRL_FILEACTIVATED;
wxEventType wxEVT_FILECTRL_FOLDERCHANGED;
wxEventType wxEVT_FILECTRL_FILTERCHANGED;
/**
@class wxFileCtrlEvent
A file control event holds information about events associated with
wxFileCtrl objects.
@beginEventTable{wxFileCtrlEvent}
@event{EVT_FILECTRL_FILEACTIVATED(id, func)}
The user activated a file(by double-clicking or pressing Enter)
@event{EVT_FILECTRL_SELECTIONCHANGED(id, func)}
The user changed the current selection(by selecting or deselecting a file)
@event{EVT_FILECTRL_FOLDERCHANGED(id, func)}
The current folder of the file control has been changed
@event{EVT_FILECTRL_FILTERCHANGED(id, func)}
The current file filter of the file control has been changed
@endEventTable
@library{wxcore}
@category{events}
*/
class wxFileCtrlEvent : public wxCommandEvent
{
public:
/**
Constructor.
*/
wxFileCtrlEvent(wxEventType type, wxObject *evtObject, int id);
/**
Returns the current directory.
In case of a @b EVT_FILECTRL_FOLDERCHANGED, this method returns the new
directory.
*/
wxString GetDirectory() const;
/**
Returns the file selected (assuming it is only one file).
*/
wxString GetFile() const;
/**
Returns the files selected.
In case of a @b EVT_FILECTRL_SELECTIONCHANGED, this method returns the
files selected after the event.
*/
wxArrayString GetFiles() const;
/**
Returns the current file filter index.
For a @b EVT_FILECTRL_FILTERCHANGED event, this method returns the new
file filter index.
@since 2.9.1
*/
int GetFilterIndex() const;
/**
Sets the files changed by this event.
*/
void SetFiles(const wxArrayString& files);
/**
Sets the directory of this event.
*/
void SetDirectory( const wxString &directory );
/**
Sets the filter index changed by this event.
@since 2.9.1
*/
void SetFilterIndex(int index);
};