8886d1ba41
I added a new flag, HasWaveDataFlag that checks not only for the presence of a WaveTrack but also for audio actually in it. This is now applied to the Scrub and Seek menu items, with the result that they grey out in the menu, and their buttons are dulled on the toolbar, if there is no audio.
329 lines
11 KiB
C++
329 lines
11 KiB
C++
/**********************************************************************
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Audacity: A Digital Audio Editor
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AudacityApp.h
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Dominic Mazzoni
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This is the main source file for Audacity which handles
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initialization and termination by subclassing wxApp.
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**********************************************************************/
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#ifndef __AUDACITY_APP__
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#define __AUDACITY_APP__
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#include "Audacity.h"
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#include "MemoryX.h"
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#include <wx/app.h>
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#include <wx/cmdline.h>
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#include <wx/dir.h>
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#include <wx/event.h>
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#include <wx/docview.h>
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#include <wx/intl.h>
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#include <wx/snglinst.h>
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#include <wx/log.h>
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#include <wx/socket.h>
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#include <wx/timer.h>
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#include "widgets/FileHistory.h"
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#include "ondemand/ODTaskThread.h"
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#include "Experimental.h"
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#if defined(EXPERIMENTAL_CRASH_REPORT)
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#include <wx/debugrpt.h>
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#endif
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class IPCServ;
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class Importer;
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class CommandHandler;
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class AppCommandEvent;
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class AudacityLogger;
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class AudacityProject;
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void SaveWindowSize();
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void QuitAudacity(bool bForce);
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void QuitAudacity();
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extern bool gIsQuitting;
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// Asynchronous open
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DECLARE_EXPORTED_EVENT_TYPE(AUDACITY_DLL_API, EVT_OPEN_AUDIO_FILE, -1);
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// Flags used in command handling.
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// These flags represent the majority of the states that affect
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// whether or not items in menus are enabled or disabled.
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enum CommandFlag : unsigned long long
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{
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AlwaysEnabledFlag = 0x00000000,
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AudioIONotBusyFlag = 0x00000001,
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TimeSelectedFlag = 0x00000002, // This is equivalent to check if there is a valid selection, so it's used for Zoom to Selection too
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TracksSelectedFlag = 0x00000004,
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TracksExistFlag = 0x00000008,
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LabelTracksExistFlag = 0x00000010,
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WaveTracksSelectedFlag = 0x00000020,
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ClipboardFlag = 0x00000040,
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TextClipFlag = 0x00000040, // Same as Clipboard flag for now.
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UnsavedChangesFlag = 0x00000080,
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HasLastEffectFlag = 0x00000100,
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UndoAvailableFlag = 0x00000200,
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RedoAvailableFlag = 0x00000400,
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ZoomInAvailableFlag = 0x00000800,
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ZoomOutAvailableFlag = 0x00001000,
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StereoRequiredFlag = 0x00002000, //lda
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TopDockHasFocus = 0x00004000, //lll
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TrackPanelHasFocus = 0x00008000, //lll
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BotDockHasFocus = 0x00010000, //lll
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LabelsSelectedFlag = 0x00020000,
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AudioIOBusyFlag = 0x00040000, //lll
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PlayRegionLockedFlag = 0x00080000, //msmeyer
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PlayRegionNotLockedFlag= 0x00100000, //msmeyer
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CutCopyAvailableFlag = 0x00200000,
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WaveTracksExistFlag = 0x00400000,
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NoteTracksExistFlag = 0x00800000, //gsw
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NoteTracksSelectedFlag = 0x01000000, //gsw
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HaveRecentFiles = 0x02000000,
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IsNotSyncLockedFlag = 0x04000000, //awd
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IsSyncLockedFlag = 0x08000000, //awd
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IsRealtimeNotActiveFlag= 0x10000000, //lll
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CaptureNotBusyFlag = 0x20000000,
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CanStopAudioStreamFlag = 0x40000000,
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RulerHasFocus = 0x80000000ULL, // prl
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NotMinimizedFlag = 0x100000000ULL, // prl
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PausedFlag = 0x200000000ULL, // jkc
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NotPausedFlag = 0x400000000ULL, // jkc
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HasWaveDataFlag = 0x800000000ULL, // jkc
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NoFlagsSpecifed = ~0ULL
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};
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// Prevent accidental misuse with narrower types
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bool operator == (CommandFlag, unsigned long) PROHIBITED;
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bool operator == (CommandFlag, long) PROHIBITED;
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bool operator == (unsigned long, CommandFlag) PROHIBITED;
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bool operator == (long, CommandFlag) PROHIBITED;
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bool operator != (CommandFlag, unsigned long) PROHIBITED;
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bool operator != (CommandFlag, long) PROHIBITED;
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bool operator != (unsigned long, CommandFlag) PROHIBITED;
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bool operator != (long, CommandFlag) PROHIBITED;
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CommandFlag operator & (CommandFlag, unsigned long) PROHIBITED;
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CommandFlag operator & (CommandFlag, long) PROHIBITED;
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CommandFlag operator & (unsigned long, CommandFlag) PROHIBITED;
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CommandFlag operator & (long, CommandFlag) PROHIBITED;
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CommandFlag operator | (CommandFlag, unsigned long) PROHIBITED;
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CommandFlag operator | (CommandFlag, long) PROHIBITED;
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CommandFlag operator | (unsigned long, CommandFlag) PROHIBITED;
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CommandFlag operator | (long, CommandFlag) PROHIBITED;
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CommandFlag operator ^ (CommandFlag, unsigned long) PROHIBITED;
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CommandFlag operator ^ (CommandFlag, long) PROHIBITED;
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CommandFlag operator ^ (unsigned long, CommandFlag) PROHIBITED;
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CommandFlag operator ^ (long, CommandFlag) PROHIBITED;
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bool operator == (CommandFlag, unsigned int) PROHIBITED;
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bool operator == (CommandFlag, int) PROHIBITED;
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bool operator == (unsigned int, CommandFlag) PROHIBITED;
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bool operator == (int, CommandFlag) PROHIBITED;
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bool operator != (CommandFlag, unsigned int) PROHIBITED;
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bool operator != (CommandFlag, int) PROHIBITED;
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bool operator != (unsigned int, CommandFlag) PROHIBITED;
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bool operator != (int, CommandFlag) PROHIBITED;
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CommandFlag operator & (CommandFlag, unsigned int) PROHIBITED;
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CommandFlag operator & (CommandFlag, int) PROHIBITED;
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CommandFlag operator & (unsigned int, CommandFlag) PROHIBITED;
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CommandFlag operator & (int, CommandFlag) PROHIBITED;
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CommandFlag operator | (CommandFlag, unsigned int) PROHIBITED;
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CommandFlag operator | (CommandFlag, int) PROHIBITED;
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CommandFlag operator | (unsigned int, CommandFlag) PROHIBITED;
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CommandFlag operator | (int, CommandFlag) PROHIBITED;
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CommandFlag operator ^ (CommandFlag, unsigned int) PROHIBITED;
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CommandFlag operator ^ (CommandFlag, int) PROHIBITED;
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CommandFlag operator ^ (unsigned int, CommandFlag) PROHIBITED;
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CommandFlag operator ^ (int, CommandFlag) PROHIBITED;
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// Supply the bitwise operations
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inline CommandFlag operator ~ (CommandFlag flag)
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{
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return static_cast<CommandFlag>( ~ static_cast<unsigned long long> (flag) );
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}
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inline CommandFlag operator & (CommandFlag lhs, CommandFlag rhs)
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{
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return static_cast<CommandFlag> (
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static_cast<unsigned long long>(lhs) & static_cast<unsigned long long>(rhs)
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);
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}
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inline CommandFlag operator | (CommandFlag lhs, CommandFlag rhs)
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{
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return static_cast<CommandFlag> (
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static_cast<unsigned long long>(lhs) | static_cast<unsigned long long>(rhs)
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);
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}
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inline CommandFlag & operator |= (CommandFlag &lhs, CommandFlag rhs)
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{
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lhs = lhs | rhs;
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return lhs;
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}
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using CommandMask = CommandFlag;
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class BlockFile;
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class AliasBlockFile;
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class AudacityApp final : public wxApp {
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public:
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AudacityApp();
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~AudacityApp();
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bool OnInit(void) override;
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int OnExit(void) override;
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void OnFatalException() override;
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int FilterEvent(wxEvent & event);
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// Returns the language actually used which is not lang if lang cannot be found.
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wxString InitLang( const wxString & lang );
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// These are currently only used on Mac OS, where it's
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// possible to have a menu bar but no windows open. It doesn't
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// hurt any other platforms, though.
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void OnMenuAbout(wxCommandEvent & event);
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void OnMenuNew(wxCommandEvent & event);
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void OnMenuOpen(wxCommandEvent & event);
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void OnMenuPreferences(wxCommandEvent & event);
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void OnMenuExit(wxCommandEvent & event);
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void OnEndSession(wxCloseEvent & event);
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// Most Recently Used File support (for all platforms).
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void OnMRUClear(wxCommandEvent &event);
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void OnMRUFile(wxCommandEvent &event);
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// Backend for above - returns true for success, false for failure
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bool MRUOpen(const wxString &fileName);
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void OnReceiveCommand(AppCommandEvent &event);
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void OnKeyDown(wxKeyEvent &event);
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void OnTimer(wxTimerEvent & event);
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// IPC communication
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void OnServerEvent(wxSocketEvent & evt);
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void OnSocketEvent(wxSocketEvent & evt);
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/** \brief Mark playback as having missing aliased blockfiles
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*
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* Playback will continue, but the missing files will be silenced
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* ShouldShowMissingAliasedFileWarning can be called to determine
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* if the user should be notified
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*/
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void MarkAliasedFilesMissingWarning(const AliasBlockFile *b);
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/** \brief Changes the behavior of missing aliased blockfiles warnings
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*/
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void SetMissingAliasedFileWarningShouldShow(bool b);
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/** \brief Returns true if the user should be notified of missing alias warnings
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*/
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bool ShouldShowMissingAliasedFileWarning();
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#ifdef __WXMAC__
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// In response to Apple Events
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void MacOpenFile(const wxString &fileName) override;
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void MacPrintFile(const wxString &fileName) override;
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void MacNewFile() override;
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#endif
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#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__) && !defined(__CYGWIN__)
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void AssociateFileTypes();
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#endif
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/** \brief A list of directories that should be searched for Audacity files
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* (plug-ins, help files, etc.).
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*
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* On Unix this will include the directory Audacity was installed into,
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* plus the current user's .audacity-data/Plug-Ins directory. Additional
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* directories can be specified using the AUDACITY_PATH environment
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* variable. On Windows or Mac OS, this will include the directory
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* which contains the Audacity program. */
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wxArrayString audacityPathList;
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/** \brief Default temp directory */
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wxString defaultTempDir;
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// Useful functions for working with search paths
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static void AddUniquePathToPathList(const wxString &path,
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wxArrayString &pathList);
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static void AddMultiPathsToPathList(const wxString &multiPathString,
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wxArrayString &pathList);
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static void FindFilesInPathList(const wxString & pattern,
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const wxArrayString & pathList,
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wxArrayString &results,
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int flags = wxDIR_FILES);
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static bool IsTempDirectoryNameOK( const wxString & Name );
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FileHistory *GetRecentFiles() {return mRecentFiles.get();}
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void AddFileToHistory(const wxString & name);
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bool GetWindowRectAlreadySaved()const {return mWindowRectAlreadySaved;}
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void SetWindowRectAlreadySaved(bool alreadySaved) {mWindowRectAlreadySaved = alreadySaved;}
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AudacityLogger *GetLogger();
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#if defined(EXPERIMENTAL_CRASH_REPORT)
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void GenerateCrashReport(wxDebugReport::Context ctx);
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#endif
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private:
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std::unique_ptr<CommandHandler> mCmdHandler;
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std::unique_ptr<FileHistory> mRecentFiles;
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std::unique_ptr<wxLocale> mLocale;
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std::unique_ptr<wxSingleInstanceChecker> mChecker;
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wxTimer mTimer;
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bool m_aliasMissingWarningShouldShow;
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std::weak_ptr< AudacityProject > m_LastMissingBlockFileProject;
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wxString m_LastMissingBlockFilePath;
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ODLock m_LastMissingBlockFileLock;
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void InitCommandHandler();
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bool InitTempDir();
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bool CreateSingleInstanceChecker(const wxString &dir);
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std::unique_ptr<wxCmdLineParser> ParseCommandLine();
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bool mWindowRectAlreadySaved;
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#if defined(__WXMSW__)
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std::unique_ptr<IPCServ> mIPCServ;
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#else
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std::unique_ptr<wxSocketServer> mIPCServ;
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#endif
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public:
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DECLARE_EVENT_TABLE()
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};
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extern AudacityApp & wxGetApp();
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#endif
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#define MAX_AUDIO (1. - 1./(1<<15))
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#define JUST_BELOW_MAX_AUDIO (1. - 1./(1<<14))
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