wxWidgets/include/wx/taskbar.h
Vadim Zeitlin cdd68da370 Use wxScopedPtr<> instead of explicit calls to "delete"
No real changes, but the code is a bit safer and hopefully more clear.
2020-08-14 19:41:53 +02:00

162 lines
5.8 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: wx/taskbar.h
// Purpose: wxTaskBarIcon base header and class
// Author: Julian Smart
// Modified by:
// Created:
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_TASKBAR_H_BASE_
#define _WX_TASKBAR_H_BASE_
#include "wx/defs.h"
#if wxUSE_TASKBARICON
#include "wx/event.h"
class WXDLLIMPEXP_FWD_CORE wxTaskBarIconEvent;
// ----------------------------------------------------------------------------
// type of taskbar item to create. Only applicable in wxOSX_COCOA
enum wxTaskBarIconType
{
wxTBI_DOCK,
wxTBI_CUSTOM_STATUSITEM,
#if defined(wxOSX_USE_COCOA) && wxOSX_USE_COCOA
wxTBI_DEFAULT_TYPE = wxTBI_CUSTOM_STATUSITEM
#else
wxTBI_DEFAULT_TYPE = wxTBI_DOCK
#endif
};
// ----------------------------------------------------------------------------
// wxTaskBarIconBase: define wxTaskBarIcon interface
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxTaskBarIconBase : public wxEvtHandler
{
public:
wxTaskBarIconBase() { }
#if defined(__WXGTK__) || defined(__WXX11__) || defined(__WXMOTIF__) || defined(__WXQT__)
static bool IsAvailable();
#else
static bool IsAvailable() { return true; }
#endif
// Operations:
virtual bool SetIcon(const wxIcon& icon,
const wxString& tooltip = wxEmptyString) = 0;
virtual bool RemoveIcon() = 0;
virtual bool PopupMenu(wxMenu *menu) = 0;
// delayed destruction (similarly to wxWindow::Destroy())
void Destroy();
protected:
// Note: only one of the following functions should be overridden, if both
// of them are, GetPopupMenu() has the priority, i.e. CreatePopupMenu()
// won't be called if GetPopupMenu() returns a non-null pointer.
// creates menu to be displayed when user clicks on the icon
virtual wxMenu *CreatePopupMenu() { return NULL; }
// same as CreatePopupMenu but the returned menu won't be destroyed
virtual wxMenu *GetPopupMenu() { return NULL; }
private:
// default events handling, calls CreatePopupMenu:
void OnRightButtonDown(wxTaskBarIconEvent& event);
wxDECLARE_EVENT_TABLE();
wxDECLARE_NO_COPY_CLASS(wxTaskBarIconBase);
};
// ----------------------------------------------------------------------------
// now include the actual class declaration
// ----------------------------------------------------------------------------
#if defined(__WXMSW__)
#include "wx/msw/taskbar.h"
#elif defined(__WXGTK20__)
#include "wx/gtk/taskbar.h"
#elif defined(__WXGTK__) || defined(__WXX11__) || defined(__WXMOTIF__)
#include "wx/unix/taskbarx11.h"
#elif defined (__WXMAC__)
#include "wx/osx/taskbarosx.h"
#elif defined (__WXQT__)
#include "wx/qt/taskbar.h"
#endif
// ----------------------------------------------------------------------------
// wxTaskBarIcon events
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxTaskBarIconEvent : public wxEvent
{
public:
wxTaskBarIconEvent(wxEventType evtType, wxTaskBarIcon *tbIcon)
: wxEvent(wxID_ANY, evtType)
{
SetEventObject(tbIcon);
}
virtual wxEvent *Clone() const wxOVERRIDE { return new wxTaskBarIconEvent(*this); }
private:
wxDECLARE_NO_ASSIGN_CLASS(wxTaskBarIconEvent);
};
typedef void (wxEvtHandler::*wxTaskBarIconEventFunction)(wxTaskBarIconEvent&);
wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_TASKBAR_MOVE, wxTaskBarIconEvent );
wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_TASKBAR_LEFT_DOWN, wxTaskBarIconEvent );
wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_TASKBAR_LEFT_UP, wxTaskBarIconEvent );
wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_TASKBAR_RIGHT_DOWN, wxTaskBarIconEvent );
wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_TASKBAR_RIGHT_UP, wxTaskBarIconEvent );
wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_TASKBAR_LEFT_DCLICK, wxTaskBarIconEvent );
wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_TASKBAR_RIGHT_DCLICK, wxTaskBarIconEvent );
wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_TASKBAR_BALLOON_TIMEOUT, wxTaskBarIconEvent );
wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_TASKBAR_BALLOON_CLICK, wxTaskBarIconEvent );
#define wxTaskBarIconEventHandler(func) \
wxEVENT_HANDLER_CAST(wxTaskBarIconEventFunction, func)
#define wx__DECLARE_TASKBAREVT(evt, fn) \
wx__DECLARE_EVT0(wxEVT_TASKBAR_ ## evt, wxTaskBarIconEventHandler(fn))
#define EVT_TASKBAR_MOVE(fn) wx__DECLARE_TASKBAREVT(MOVE, fn)
#define EVT_TASKBAR_LEFT_DOWN(fn) wx__DECLARE_TASKBAREVT(LEFT_DOWN, fn)
#define EVT_TASKBAR_LEFT_UP(fn) wx__DECLARE_TASKBAREVT(LEFT_UP, fn)
#define EVT_TASKBAR_RIGHT_DOWN(fn) wx__DECLARE_TASKBAREVT(RIGHT_DOWN, fn)
#define EVT_TASKBAR_RIGHT_UP(fn) wx__DECLARE_TASKBAREVT(RIGHT_UP, fn)
#define EVT_TASKBAR_LEFT_DCLICK(fn) wx__DECLARE_TASKBAREVT(LEFT_DCLICK, fn)
#define EVT_TASKBAR_RIGHT_DCLICK(fn) wx__DECLARE_TASKBAREVT(RIGHT_DCLICK, fn)
// taskbar menu is shown on right button press under all platforms except MSW
// where it's shown on right button release, using this event type and macro
// allows to write code which works correctly on all platforms
#ifdef __WXMSW__
#define wxEVT_TASKBAR_CLICK wxEVT_TASKBAR_RIGHT_UP
#else
#define wxEVT_TASKBAR_CLICK wxEVT_TASKBAR_RIGHT_DOWN
#endif
#define EVT_TASKBAR_CLICK(fn) wx__DECLARE_TASKBAREVT(CLICK, fn)
// these events are currently generated only under wxMSW and only after (MSW-
// specific) ShowBalloon() had been called, don't use them in portable code
#define EVT_TASKBAR_BALLOON_TIMEOUT(fn) \
wx__DECLARE_TASKBAREVT(BALLOON_TIMEOUT, fn)
#define EVT_TASKBAR_BALLOON_CLICK(fn) \
wx__DECLARE_TASKBAREVT(BALLOON_CLICK, fn)
#endif // wxUSE_TASKBARICON
#endif // _WX_TASKBAR_H_BASE_