mirror of
https://github.com/ZDoom/zdoom-macos-deps.git
synced 2024-12-02 00:11:56 +00:00
140 lines
4.3 KiB
C++
140 lines
4.3 KiB
C++
/////////////////////////////////////////////////////////////////////////////
|
|
// Name: wx/gtk/clipbrd.h
|
|
// Purpose: wxClipboard for wxGTK
|
|
// Author: Robert Roebling, Vadim Zeitlin
|
|
// Copyright: (c) 1998 Robert Roebling
|
|
// (c) 2007 Vadim Zeitlin
|
|
// Licence: wxWindows licence
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef _WX_GTK_CLIPBOARD_H_
|
|
#define _WX_GTK_CLIPBOARD_H_
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// wxClipboard
|
|
// ----------------------------------------------------------------------------
|
|
|
|
#include "wx/weakref.h"
|
|
|
|
class WXDLLIMPEXP_CORE wxClipboard : public wxClipboardBase
|
|
{
|
|
public:
|
|
// there are several clipboards in X11 (and in GDK)
|
|
enum Kind
|
|
{
|
|
Primary,
|
|
Clipboard
|
|
};
|
|
|
|
wxClipboard();
|
|
virtual ~wxClipboard();
|
|
|
|
// open the clipboard before SetData() and GetData()
|
|
virtual bool Open() wxOVERRIDE;
|
|
|
|
// close the clipboard after SetData() and GetData()
|
|
virtual void Close() wxOVERRIDE;
|
|
|
|
// query whether the clipboard is opened
|
|
virtual bool IsOpened() const wxOVERRIDE;
|
|
|
|
// set the clipboard data. all other formats will be deleted.
|
|
virtual bool SetData( wxDataObject *data ) wxOVERRIDE;
|
|
|
|
// add to the clipboard data.
|
|
virtual bool AddData( wxDataObject *data ) wxOVERRIDE;
|
|
|
|
// ask if data in correct format is available
|
|
virtual bool IsSupported( const wxDataFormat& format ) wxOVERRIDE;
|
|
|
|
// ask if data in correct format is available
|
|
virtual bool IsSupportedAsync( wxEvtHandler *sink ) wxOVERRIDE;
|
|
|
|
// fill data with data on the clipboard (if available)
|
|
virtual bool GetData( wxDataObject& data ) wxOVERRIDE;
|
|
|
|
// flushes the clipboard; that means that the data which is currently on
|
|
// clipboard will stay available even after the application exits (possibly
|
|
// eating memory), otherwise the clipboard will be emptied on exit
|
|
virtual bool Flush() wxOVERRIDE;
|
|
|
|
// clears wxTheClipboard and the system's clipboard if possible
|
|
virtual void Clear() wxOVERRIDE;
|
|
|
|
|
|
|
|
// implementation from now on
|
|
// --------------------------
|
|
|
|
// get our clipboard item (depending on m_usePrimary value)
|
|
GdkAtom GTKGetClipboardAtom() const;
|
|
|
|
// get the data object currently being requested
|
|
wxDataObject *GTKGetDataObject( GdkAtom atom );
|
|
|
|
// clear the data for the given clipboard kind
|
|
void GTKClearData(Kind kind);
|
|
|
|
// called when selection data is received
|
|
void GTKOnSelectionReceived(const GtkSelectionData& sel);
|
|
|
|
// called when available target information is received
|
|
bool GTKOnTargetReceived(const wxDataFormat& format);
|
|
|
|
private:
|
|
// the data object for the specific selection
|
|
wxDataObject *& Data(Kind kind)
|
|
{
|
|
return kind == Primary ? m_dataPrimary : m_dataClipboard;
|
|
}
|
|
|
|
// the data object we're currently using
|
|
wxDataObject *& Data()
|
|
{
|
|
return Data(m_usePrimary ? Primary : Clipboard);
|
|
}
|
|
|
|
|
|
// set or unset selection ownership
|
|
bool SetSelectionOwner(bool set = true);
|
|
|
|
// add atom to the list of supported targets
|
|
void AddSupportedTarget(GdkAtom atom);
|
|
|
|
// check if the given format is supported
|
|
bool DoIsSupported(const wxDataFormat& format);
|
|
|
|
|
|
// both of these pointers can be non-NULL simultaneously but we only use
|
|
// one of them at any moment depending on m_usePrimary value, use Data()
|
|
// (from inside) or GTKGetDataObject() (from outside) accessors
|
|
wxDataObject *m_dataPrimary,
|
|
*m_dataClipboard;
|
|
|
|
// this is used to temporarily hold the object passed to our GetData() so
|
|
// that GTK callbacks could access it
|
|
wxDataObject *m_receivedData;
|
|
|
|
// used to pass information about the format we need from DoIsSupported()
|
|
// to GTKOnTargetReceived()
|
|
GdkAtom m_targetRequested;
|
|
|
|
GtkWidget *m_clipboardWidget; // for getting and offering data
|
|
GtkWidget *m_targetsWidget; // for getting list of supported formats
|
|
|
|
// ID of the connection to "selection_get" signal, initially 0.
|
|
unsigned long m_idSelectionGetHandler;
|
|
|
|
bool m_open;
|
|
bool m_formatSupported;
|
|
|
|
public:
|
|
// async stuff
|
|
wxEvtHandlerRef m_sink;
|
|
private:
|
|
GtkWidget *m_targetsWidgetAsync; // for getting list of supported formats
|
|
|
|
wxDECLARE_DYNAMIC_CLASS(wxClipboard);
|
|
};
|
|
|
|
#endif // _WX_GTK_CLIPBOARD_H_
|