Audacity 3.2.0
Classes | Functions | Variables
BasicUI Namespace Reference

Classes

struct  ErrorDialogOptions
 Options for variations of error dialogs; the default is for modal dialogs. More...
 
class  GenericProgressDialog
 Abstraction of a progress dialog with undefined time-to-completion estimate. More...
 
struct  MessageBoxOptions
 
struct  Point
 A pair of screen coordinates, x increasing rightward, y downward. More...
 
class  ProgressDialog
 Abstraction of a progress dialog with well defined time-to-completion estimate. More...
 
class  Services
 Abstract class defines a few user interface services, not mentioning particular toolkits. More...
 
class  WindowPlacement
 Subclasses may hold information such as a parent window pointer for a dialog. More...
 

Functions

ServicesGet ()
 Fetch the global instance, or nullptr if none is yet installed. More...
 
ServicesInstall (Services *pInstance)
 Install an implementation; return the previously installed instance. More...
 
Functions that invoke global Services

These dispatch to the global Services, if supplied. If none was supplied, they are mostly no-ops, with exceptions as noted. All should be called on the main thread only, except as noted.

void CallAfter (Action action)
 Schedule an action to be done later, and in the main thread. More...
 
void Yield ()
 Dispatch waiting events, including actions enqueued by CallAfter. More...
 
bool OpenInDefaultBrowser (const wxString &url)
 Open an URL in default browser. More...
 
void ShowErrorDialog (const WindowPlacement &placement, const TranslatableString &dlogTitle, const TranslatableString &message, const ManualPageID &helpPage, const ErrorDialogOptions &options={})
 Show an error dialog with a link to the manual for further help. More...
 
MessageBoxResult ShowMessageBox (const TranslatableString &message, MessageBoxOptions options={})
 Show a modal message box with either Ok or Yes and No, and optionally Cancel. More...
 
std::unique_ptr< ProgressDialogMakeProgress (const TranslatableString &title, const TranslatableString &message, unsigned flags=(ProgressShowStop|ProgressShowCancel), const TranslatableString &remainingLabelText={})
 Create and display a progress dialog. More...
 
std::unique_ptr< GenericProgressDialogMakeGenericProgress (const WindowPlacement &placement, const TranslatableString &title, const TranslatableString &message)
 Create and display a progress dialog (return nullptr if Services not installed) More...
 
template<typename ItType , typename FnType >
void SplitProgress (ItType first, ItType last, FnType action, ProgressReporter parent)
 Helper for the update of a task's progress bar when this task is made of a range's subtasks. More...
 
int ShowMultiDialog (const TranslatableString &message, const TranslatableString &title, const TranslatableStrings &buttons, const ManualPageID &helpPage, const TranslatableString &boxMsg, bool log)
 Display a dialog with radio buttons. More...
 
std::unique_ptr< WindowPlacementFindFocus ()
 Find the window that is accepting keyboard input, if any. More...
 
void SetFocus (const WindowPlacement &focus)
 Set the window that accepts keyboard input. More...
 
bool IsUsingRtlLayout ()
 Whether using a right-to-left language layout. More...
 

Variables

static ServicestheInstance = nullptr
 
static std::recursive_mutex sActionsMutex
 
static std::vector< ActionsActions
 

Types used in the Services interface

enum class  ErrorDialogType { ModelessError , ModalError , ModalErrorReport }
 
enum class  Icon {
  None , Warning , Error , Question ,
  Information
}
 
enum class  Button { Default , Ok , YesNo }
 
enum class  MessageBoxResult : int {
  None , Yes , No , Ok ,
  Cancel
}
 
enum  ProgressDialogOptions : unsigned { ProgressShowStop = (1 << 0) , ProgressShowCancel = (1 << 1) , ProgressHideTime = (1 << 2) , ProgressConfirmStopOrCancel = (1 << 3) }
 
enum class  ProgressResult : unsigned { Cancelled = 0 , Success , Failed , Stopped }
 
using Action = std::function< void()>
 
using ProgressReporter = std::function< void(double)>
 
TranslatableString DefaultCaption ()
 "Message", suitably translated More...
 

Typedef Documentation

◆ Action

using BasicUI::Action = typedef std::function<void()>

Definition at line 24 of file BasicUI.h.

◆ ProgressReporter

using BasicUI::ProgressReporter = typedef std::function<void(double)>

Definition at line 25 of file BasicUI.h.

Enumeration Type Documentation

◆ Button

enum class BasicUI::Button
strong
Enumerator
Default 

Like Ok, except maybe minor difference of dialog position.

Ok 

One button.

YesNo 

Two buttons.

Definition at line 88 of file BasicUI.h.

88 {
89 Default,
90 Ok,
91 YesNo
92};
@ Ok
One button.
@ YesNo
Two buttons.
NumericFormatSymbol Default(const NumericConverterType &type)
Returns the default format for the type or empty symbol, if no default symbol is registered.

◆ ErrorDialogType

enum class BasicUI::ErrorDialogType
strong
Enumerator
ModelessError 
ModalError 
ModalErrorReport 

If error reporting is enabled, may give option to send; if not, then like ModalError

Definition at line 43 of file BasicUI.h.

◆ Icon

enum class BasicUI::Icon
strong
Enumerator
None 
Warning 
Error 
Question 
Information 

Definition at line 80 of file BasicUI.h.

◆ MessageBoxResult

enum class BasicUI::MessageBoxResult : int
strong
Enumerator
None 

May be returned if no Services are installed.

Yes 
No 
Ok 
Cancel 

Definition at line 132 of file BasicUI.h.

◆ ProgressDialogOptions

Enumerator
ProgressShowStop 
ProgressShowCancel 
ProgressHideTime 
ProgressConfirmStopOrCancel 

Definition at line 140 of file BasicUI.h.

140 : unsigned {
141 ProgressShowStop = (1 << 0),
142 ProgressShowCancel = (1 << 1),
143 ProgressHideTime = (1 << 2),
145};
@ ProgressHideTime
Definition: BasicUI.h:143
@ ProgressShowCancel
Definition: BasicUI.h:142
@ ProgressConfirmStopOrCancel
Definition: BasicUI.h:144
@ ProgressShowStop
Definition: BasicUI.h:141

◆ ProgressResult

enum class BasicUI::ProgressResult : unsigned
strong
Enumerator
Cancelled 
Success 
Failed 
Stopped 

Definition at line 147 of file BasicUI.h.

148{
149 Cancelled = 0, //<! User says that whatever is happening is undesirable and shouldn't have happened at all
150 Success, //<! User says nothing, everything works fine, continue doing whatever we're doing
151 Failed, //<! Something has gone wrong, we should stop and cancel everything we did
152 Stopped //<! Nothing is wrong, but user says we should stop now and leave things as they are now
153};

Function Documentation

◆ CallAfter()

BASIC_UI_API void BasicUI::CallAfter ( Action  action)

Schedule an action to be done later, and in the main thread.

This function may be called in other threads than the main. If no Services are yet installed, the action is not lost, but may be dispatched by Yield(). The action may itself invoke CallAfter to enqueue other actions.

Definition at line 208 of file BasicUI.cpp.

209{
210 if (auto p = Get())
211 p->DoCallAfter(action);
212 else {
213 // No services yet -- but don't lose the action. Put it in a queue
214 auto guard = std::lock_guard{ sActionsMutex };
215 sActions.emplace_back(std::move(action));
216 }
217}
static std::vector< Action > sActions
Definition: BasicUI.cpp:206
Services * Get()
Fetch the global instance, or nullptr if none is yet installed.
Definition: BasicUI.cpp:196
static std::recursive_mutex sActionsMutex
Definition: BasicUI.cpp:205

References Get(), sActions, and sActionsMutex.

Referenced by AdornedRulerPanel::AdornedRulerPanel(), Clipboard::Assign(), PrefsListener::Broadcast(), AudioIO::CallAfterRecording(), Clipboard::Clear(), cloud::audiocom::UserService::ClearUserData(), cloud::audiocom::OAuthService::DoAuthorise(), ClipPitchAndSpeedButtonHandle::DoRelease(), cloud::audiocom::UserService::DownloadAvatar(), AudacityException::EnqueueAction(), UndoManager::EnqueueMessage(), Journal::Events::FailedEventSerialization(), AsyncPluginValidator::Impl::HandleInternalError(), Viewport::HandleResize(), AsyncPluginValidator::Impl::HandleResult(), ProjectFileManager::Import(), AudacityApp::InitPart2(), NotifyingSelectedRegion::Notify(), AudioSetupToolBar::OnAudioDeviceRescan(), TrackPanel::OnAudioIO(), AudacityApp::OnExceptionInMainLoop(), App::OnInit(), AudacityApp::OnInit(), AudacityApp::OnInit0(), AdornedRulerPanel::OnLeave(), TrackPanel::OnMouseEvent(), IncompatiblePluginsDialog::OnPluginManagerClicked(), anonymous_namespace{SnappingToolBar.cpp}::SnapModePopup::OnPopup(), ErrorReportDialog::OnSend(), SelectionBar::Populate(), TimeToolBar::Populate(), CLExportProcessor::Process(), TrackList::QueueEvent(), Viewport::Redraw(), AdornedRulerPanel::Refresh(), TrackPanel::Refresh(), cloud::audiocom::OAuthService::SafePublish(), ProjectFileIO::SaveProject(), TrackFocus::SetFocus(), ProjectFileIO::SetProjectTitle(), AudioIO::StopStream(), and cloud::audiocom::UserService::UpdateUserData().

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◆ DefaultCaption()

BASIC_UI_API TranslatableString BasicUI::DefaultCaption ( )

"Message", suitably translated

Definition at line 253 of file BasicUI.cpp.

254{
255 return XO("Message");
256}
XO("Cut/Copy/Paste")

References XO().

Referenced by MessageBoxException::DelayedHandlerAction().

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◆ FindFocus()

std::unique_ptr< WindowPlacement > BasicUI::FindFocus ( )
inline

Find the window that is accepting keyboard input, if any.

Postcondition
result: result != nullptr (but may point to an empty WindowPlacement)

Definition at line 373 of file BasicUI.h.

374{
375 if (auto p = Get())
376 if (auto result = p->DoFindFocus())
377 return result;
378 return std::make_unique<WindowPlacement>();
379}

References Get().

Referenced by TagsEditorDialog::DoCancel(), EffectUI::DoEffect(), wxWidgetsBasicUI::DoFindFocus(), anonymous_namespace{TrackPanel.cpp}::LabeledChannelGroup::Draw(), EffectPreview(), DeviceToolBar::EnableDisableButtons(), TrackPanelAx::EndChangeFocus(), EventMonitor::FilterEvent(), MenuCreator::FilterKeyEvent(), EventMonitor::HandleCapture(), ProgressDialog::Init(), ProjectWindow::MacShowUndockedToolbars(), TrackPanelAx::MessageForScreenReader(), anonymous_namespace{NavigationMenus.cpp}::NextOrPrevFrame(), NyqBench::OnAutoWrap(), DeviceToolBar::OnCaptureKey(), SelectionBar::OnCaptureKey(), TranscriptionToolBar::OnCaptureKey(), RealtimeEffectPanel::OnCharHook(), NyqBench::OnClear(), NyqBench::OnClearUpdate(), NyqBench::OnCopy(), NyqBench::OnCopyUpdate(), NyqBench::OnCut(), NyqBench::OnCutUpdate(), KeyView::OnDrawBackground(), KeyView::OnDrawItem(), RealtimeEffectListWindow::OnEffectListItemChange(), ToolBarResizer::OnEnter(), NyqBench::OnFind(), NyqBench::OnFont(), EffectUIHost::OnInitDialog(), NavigationActions::Handler::OnNextWindow(), NyqBench::OnOutputUpdate(), NumericTextCtrl::OnPaint(), NyqBench::OnPaste(), NyqBench::OnPasteUpdate(), NavigationActions::Handler::OnPrevWindow(), NyqBench::OnRedo(), NyqBench::OnRedoUpdate(), LabelDialog::OnRemove(), NyqBench::OnScriptUpdate(), NyqBench::OnSelectAll(), NyqBench::OnUndo(), NyqBench::OnUndoUpdate(), SelectionBar::OnUpdate(), MenuCreator::RebuildMenuBar(), FrequencyPlotDialog::Recalc(), RealtimeEffectListWindow::ReloadEffectsList(), LabelTrackView::ShowContextMenu(), TrackPanelHasFocus(), HistoryDialog::UpdateLevels(), and wxTabTraversalWrapperCharHook().

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◆ Get()

BASIC_UI_API Services * BasicUI::Get ( )

Fetch the global instance, or nullptr if none is yet installed.

Definition at line 196 of file BasicUI.cpp.

196{ return theInstance; }
static Services * theInstance
Definition: BasicUI.cpp:194

References theInstance.

Referenced by audacity::sentry::AddExceptionContext(), audacity::sentry::anonymous_namespace{SentryReport.cpp}::AddOSContext(), CallAfter(), WaveTrack::ConvertToSampleFormat(), audacity::network_manager::CurlHandleManager::CurlHandleManager(), WaveChannelView::DoGetMultiView(), PlayableTrack::DoGetMute(), WaveChannelView::DoGetPlacements(), PlayableTrack::DoGetSolo(), WaveTrack::DoSetGain(), PlayableTrack::DoSetMute(), WaveTrack::DoSetPan(), WaveTrack::DoSetRate(), PlayableTrack::DoSetSolo(), WaveTrack::EmptyCopy(), FindFocus(), VST3EffectsModule::FindModulePaths(), FindProjectFrame(), UndoManager::Get(), anonymous_namespace{ProjectWindows.cpp}::ProjectWindows::Get(), anonymous_namespace{PlayableTrack.cpp}::MuteAndSolo::Get(), anonymous_namespace{WaveChannelView.cpp}::PlacementArray::Get(), GetAttachedWindows(), PlatformCompatibility::GetExecutablePath(), WaveTrack::GetGain(), Languages::GetLanguages(), WaveTrack::GetPan(), GetProjectFrame(), GetProjectPanel(), WaveTrack::GetRate(), WaveTrack::GetSampleFormat(), UpdateManager::GetUpdates(), anonymous_namespace{FileNames.cpp}::GetUserTargetDir(), WaveTrack::GetWaveColorIndex(), WaveTrack::HandleXMLTag(), UpdateDataParser::HandleXMLTag(), anonymous_namespace{AudacityApp.cpp}::InitCrashreports(), IsUsingRtlLayout(), WaveTrack::LinkConsistencyFix(), MakeGenericProgress(), EffectSettingsAccess::ModifySettings(), WaveTrack::MoveTo(), WaveTrack::NewestOrNewClip(), anonymous_namespace{WaveTrackAffordanceControls.cpp}::OnChangePitchAndSpeed(), anonymous_namespace{WaveTrackAffordanceControls.cpp}::OnEditClipName(), Grid::OnKeyDown(), anonymous_namespace{WaveTrackAffordanceControls.cpp}::OnRenderClipStretching(), OpenInDefaultBrowser(), ClipPitchAndSpeedButtonHandle::Preview(), NyquistEffect::Process(), PreferencesResetHandler::Register(), RemoveDependencies(), ResetPreferences(), WaveTrack::RightmostOrNewClip(), anonymous_namespace{WaveTrackAffordanceControls.cpp}::SelectedIntervalOfFocusedTrack(), audacity::sentry::anonymous_namespace{SentryReport.cpp}::SerializeException(), SetFocus(), SetProjectFrame(), SetProjectPanel(), WaveTrack::SetWaveColorIndex(), ShowMultiDialog(), WaveTrack::WaveTrack(), and Yield().

◆ Install()

BASIC_UI_API Services * BasicUI::Install ( Services pInstance)

Install an implementation; return the previously installed instance.

Definition at line 198 of file BasicUI.cpp.

199{
200 auto result = theInstance;
201 theInstance = pInstance;
202 return result;
203}

References theInstance.

Referenced by AudacityApp::OnInit0().

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◆ IsUsingRtlLayout()

bool BasicUI::IsUsingRtlLayout ( )
inline

Whether using a right-to-left language layout.

Definition at line 389 of file BasicUI.h.

390{
391 if (auto p = Get())
392 return p->IsUsingRtlLayout();
393 return false;
394}

References Get().

Referenced by CommandManager::DescribeCommandsAndShortcuts().

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◆ MakeGenericProgress()

std::unique_ptr< GenericProgressDialog > BasicUI::MakeGenericProgress ( const WindowPlacement placement,
const TranslatableString title,
const TranslatableString message 
)
inline

Create and display a progress dialog (return nullptr if Services not installed)

This function makes a "generic" progress dialog, for the case when time to completion cannot be estimated, but some indication of progress is still given

Definition at line 310 of file BasicUI.h.

313{
314 if (auto p = Get())
315 return p->DoMakeGenericProgress(placement, title, message);
316 else
317 return nullptr;
318}
static const auto title

References Get(), and title.

Referenced by DBConnection::Close(), ProjectFileIO::RenameOrWarn(), and ProjectFileIO::SaveProject().

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◆ MakeProgress()

std::unique_ptr< ProgressDialog > BasicUI::MakeProgress ( const TranslatableString title,
const TranslatableString message,
unsigned  flags = (ProgressShowStop | ProgressShowCancel),
const TranslatableString remainingLabelText = {} 
)
inline

Create and display a progress dialog.

Parameters
flagsbitwise OR of values in ProgressDialogOptions
remainingLabelTextif not empty substitutes for "Remaining Time:"
Returns
nullptr if Services not installed

Definition at line 292 of file BasicUI.h.

296 {})
297{
298 if (auto p = Get())
299 return p->DoMakeProgress(title, message, flags, remainingLabelText);
300 else
301 return nullptr;
302}

Referenced by ProjectFileIO::CopyTo(), EffectBase::DoEffect(), EffectPreview(), UpdateManager::GetUpdates(), MixAndRender(), anonymous_namespace{EditMenus.cpp}::NotificationScope(), SqliteSampleBlockFactory::OnBeginPurge(), anonymous_namespace{ProjectFileManager.cpp}::ImportProgress::OnImportProgress(), anonymous_namespace{TrackMenus.cpp}::OnResample(), anonymous_namespace{ProjectFileManager.cpp}::RunTempoDetection(), anonymous_namespace{ExportProgressUI.cpp}::DialogExportProgressDelegate::UpdateUI(), and WaveTrackUtilities::WithClipRenderingProgress().

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◆ OpenInDefaultBrowser()

BASIC_UI_API bool BasicUI::OpenInDefaultBrowser ( const wxString &  url)

Open an URL in default browser.

This function may be called in other threads than the main.

Definition at line 240 of file BasicUI.cpp.

241{
242#if HAS_XDG_OPEN_HELPER
243 if (RunXDGOpen(url.ToStdString()))
244 return true;
245#endif
246
247 if(auto p = Get())
248 return p->DoOpenInDefaultBrowser(url);
249
250 return false;
251}

References Get().

Referenced by cloud::audiocom::ShareAudioDialog::HandleUploadSucceeded(), cloud::audiocom::ShareAudioDialog::InitialStatePanel::OnLinkButtonPressed(), OpenInDefaultBrowser(), RealtimeEffectListWindow::PickEffect(), RealtimeEffectListWindow::RealtimeEffectListWindow(), and AudacityFileConfig::Warn().

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◆ SetFocus()

void BasicUI::SetFocus ( const WindowPlacement focus)
inline

Set the window that accepts keyboard input.

Definition at line 382 of file BasicUI.h.

383{
384 if (auto p = Get())
385 p->DoSetFocus(focus);
386}

References Get().

Referenced by EffectPreview(), NumericTextCtrl::OnContext(), KeyView::OnLeftDown(), NumericTextCtrl::OnMouse(), TrackPanel::OnTrackFocusChange(), wxSliderWrapper::SetFocus(), ListNavigationEnabled< WindowBase >::SetFocus(), AdornedRulerPanel::SetFocusFromKbd(), AButton::SetFocusFromKbd(), ASlider::SetFocusFromKbd(), MeterPanel::SetFocusFromKbd(), and UpdateNoticeDialog::UpdateNoticeDialog().

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◆ ShowErrorDialog()

void BasicUI::ShowErrorDialog ( const WindowPlacement placement,
const TranslatableString dlogTitle,
const TranslatableString message,
const ManualPageID helpPage,
const ErrorDialogOptions options = {} 
)
inline

Show an error dialog with a link to the manual for further help.

Parameters
placementhow to parent the dialog
dlogTitleText for title bar
messageThe main message text
helpPageIdentifies manual page (and maybe an anchor)

Definition at line 262 of file BasicUI.h.

267 {})
268{
269 if (auto p = Get())
270 p->DoShowErrorDialog(placement, dlogTitle, message, helpPage, options);
271}

Referenced by MessageBoxException::DelayedHandlerAction(), ProjectAudioManager::DoRecord(), ClipPitchAndSpeedButtonHandle::DoRelease(), ProjectFileManager::DoSave(), EffectPreview(), TempDirectory::FATFilesystemDenied(), UpdateManager::GetUpdates(), cloud::audiocom::ShareAudioDialog::HandleExportFailure(), cloud::audiocom::ShareAudioDialog::HandleUploadFailed(), ProjectFileManager::Import(), ProjectAudioManager::PlayPlayRegion(), ProjectFileIO::ProjectFileIO(), ProjectFileManager::SaveCopy(), PitchAndSpeedDialog::SetClipSpeedFromDialog(), ExportProgressUI::Show(), ShowDiskFullExportErrorDialog(), ProjectFileIO::ShowError(), ShowExportErrorDialog(), AudioIO::StartMonitoring(), CommandManager::TellUserWhyDisallowed(), and TempDirectory::TempDir().

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◆ ShowMessageBox()

MessageBoxResult BasicUI::ShowMessageBox ( const TranslatableString message,
MessageBoxOptions  options = {} 
)
inline

Show a modal message box with either Ok or Yes and No, and optionally Cancel.

Returns
indicates which button was pressed

Definition at line 277 of file BasicUI.h.

278 {})
279{
280 if (auto p = Get())
281 return p->DoMessageBox(message, std::move(options));
282 else
283 return MessageBoxResult::None;
284}

Referenced by AudioIO::AllocateBuffers(), AudioIO::AudioIO(), anonymous_namespace{Registry.cpp}::BadPath(), ExportMP3::CheckFileName(), ConfirmSave(), CreateDirectory(), ThemeBase::CreateImageCache(), ThemeBase::CreateOneImageCache(), MessageBoxException::DelayedHandlerAction(), EffectUI::DoEffect(), DoMessageBox(), PluginManager::DropFile(), ExportProgressUI::ExceptionWrappedCall(), Journal::Events::FailedEventSerialization(), FrequencyPlotDialog::GetAudio(), gtk_filedialog_ok_callback(), VSTWrapper::HandleXMLTag(), ExportOptionsCLEditor::IsValidCommand(), VSTWrapper::LoadFXB(), VSTWrapper::LoadFXP(), MP3Exporter::LoadLibrary(), ThemeBase::LoadOneThemeComponents(), Effect::LoadSettingsFromString(), VSTWrapper::LoadXML(), anonymous_namespace{MIDIPlay.h}::MIDIPlay::MIDIPlay(), RealtimeEffectListWindow::OnAddEffectClicked(), WaveTrackMenuTable::OnMergeStereo(), SelectActions::Handler::OnZeroCrossing(), SFFileCloser::operator()(), ThemeBase::ReadImageCache(), ProjectFileManager::ReadProjectFile(), VSTWrapper::SaveFXB(), VSTWrapper::SaveFXP(), ImportUtils::ShowMessageBox(), AudioIO::StartStream(), MessageBoxTarget::Update(), and Sequence::WriteXML().

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◆ ShowMultiDialog()

int BasicUI::ShowMultiDialog ( const TranslatableString message,
const TranslatableString title,
const TranslatableStrings buttons,
const ManualPageID helpPage,
const TranslatableString boxMsg,
bool  log 
)
inline

Display a dialog with radio buttons.

Returns
zero-based index of the chosen button, or -1 if Services not installed.
Parameters
messagemain message in the dialog
titledialog title
buttonslabels for individual radio buttons
boxMsglabel for the group of buttons
helpPageidentifies a manual page
logwhether to add a "Show Log for Details" push button

Definition at line 357 of file BasicUI.h.

362{
363 if (auto p = Get())
364 return p->DoMultiDialog(message, title, buttons, helpPage, boxMsg, log);
365 else
366 return -1;
367}

References Get(), and title.

Referenced by wxWidgetsBasicUI::DoMultiDialog(), ProjectFSCK(), and ModuleManager::TryLoadModules().

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◆ SplitProgress()

template<typename ItType , typename FnType >
void BasicUI::SplitProgress ( ItType  first,
ItType  last,
FnType  action,
ProgressReporter  parent 
)

Helper for the update of a task's progress bar when this task is made of a range's subtasks.

For each item from first till last, forwards the item as argument to action, as well as a progress reporter that will contribute by a fraction to the parent progress reporter. This fraction is the inverse of the number of elements in the range.

Definition at line 329 of file BasicUI.h.

331{
332 auto count = 0;
333 const auto numIters = std::distance(first, last);
334 if (numIters == 0)
335 return;
336 const ProgressReporter child =
337 parent ? [&](double progress) { parent((count + progress) / numIters); } :
339
340 for (; first != last; ++first)
341 {
342 action(*first, child);
343 ++count;
344 }
345}
std::function< void(double)> ProgressReporter
Definition: Track.h:53
std::function< void(double)> ProgressReporter
Definition: BasicUI.h:25

Referenced by anonymous_namespace{LabelMenus.cpp}::EditByLabel(), EffectOutputTracks::EffectOutputTracks(), anonymous_namespace{EditMenus.cpp}::OnJoin(), and anonymous_namespace{EditMenus.cpp}::OnSilence().

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◆ Yield()

BASIC_UI_API void BasicUI::Yield ( )

Dispatch waiting events, including actions enqueued by CallAfter.

This function must be called by the main thread. Actions enqueued by CallAfter before Services were installed will be dispatched in the sequence they were enqueued, unless an exception thrown by one of them stops the dispatching.

Definition at line 219 of file BasicUI.cpp.

220{
221 do {
222 // Dispatch anything in the queue, added while there were no Services
223 {
224 auto guard = std::lock_guard{ sActionsMutex };
225 std::vector<Action> actions;
226 actions.swap(sActions);
227 for (auto &action : actions)
228 action();
229 }
230
231 // Dispatch according to Services, if present
232 if (auto p = Get())
233 p->DoYield();
234 }
235 // Re-test for more actions that might have been enqueued by actions just
236 // dispatched
237 while ( !sActions.empty() );
238}

References Get(), sActions, and sActionsMutex.

Referenced by Viewport::OnScroll(), CLExportProcessor::Process(), cloud::audiocom::ShareAudioDialog::ResetProgress(), and NyquistEffect::ShowHostInterface().

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Variable Documentation

◆ sActions

std::vector<Action> BasicUI::sActions
static

Definition at line 206 of file BasicUI.cpp.

Referenced by CallAfter(), and Yield().

◆ sActionsMutex

std::recursive_mutex BasicUI::sActionsMutex
static

Definition at line 205 of file BasicUI.cpp.

Referenced by CallAfter(), and Yield().

◆ theInstance

Services* BasicUI::theInstance = nullptr
static

Definition at line 194 of file BasicUI.cpp.

Referenced by Get(), and Install().