Screenshot.cpp

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/**********************************************************************
 
  Audacity: A Digital Audio Editor
 
  Screenshot.cpp
 
  Dominic Mazzoni
 
*******************************************************************/
#include "Screenshot.h"
#include "commands/ScreenshotCommand.h"
#include "commands/wxCommandTargets.h"
#include "CommandContext.h"
#include <wx/app.h>
#include <wx/defs.h>
#include <wx/frame.h>
 
#include "ShuttleGui.h"
#include <wx/checkbox.h>
#include <wx/dirdlg.h>
#include <wx/panel.h>
#include <wx/sizer.h>
#include <wx/statusbr.h>
#include <wx/textctrl.h>
#include <wx/timer.h>
#include <wx/tglbtn.h>
#include <wx/window.h>
 
#include "prefs/GUISettings.h" // for RTL_WORKAROUND
#include "Project.h"
#include "ProjectStatus.h"
#include "ProjectWindows.h"
#include "Prefs.h"
#include "toolbars/ToolManager.h"
#include "tracks/ui/ChannelView.h"
#include "HelpSystem.h"
 
#include "ViewInfo.h"
#include "Viewport.h"
#include "WaveTrack.h"
 
class OldStyleCommandType;
class ScreenFrameTimer;
 
#define ScreenCaptureFrameTitle XO("Screen Capture Frame")
 
// ANSWER-ME: Should this derive from wxDialogWrapper instead?
class ScreenshotBigDialog final : public wxFrame,
                                  public PrefsListener
{
 public:
 
   // constructors and destructors
   ScreenshotBigDialog(
      wxWindow *parent, wxWindowID id, AudacityProject &project);
   virtual ~ScreenshotBigDialog();
 
   bool ProcessEvent(wxEvent & event) override;
 
 private:
   void Populate();
   void PopulateOrExchange(ShuttleGui &S);
 
   void OnCloseWindow(wxCloseEvent & event);
   void OnUIUpdate(wxUpdateUIEvent & event);
   void OnDirChoose(wxCommandEvent & event);
   void OnGetURL(wxCommandEvent & event);
   void OnClose(wxCommandEvent & event );
 
 
   void SizeMainWindow(int w, int h);
   void OnMainWindowSmall(wxCommandEvent & event);
   void OnMainWindowLarge(wxCommandEvent & event);
   void OnToggleBackgroundBlue(wxCommandEvent & event);
   void OnToggleBackgroundWhite(wxCommandEvent & event);
 
   void DoCapture(int captureMode);
   void OnCaptureSomething(wxCommandEvent & event);
 
   void TimeZoom(double seconds);
   void OnOneSec(wxCommandEvent & event);
   void OnTenSec(wxCommandEvent & event);
   void OnOneMin(wxCommandEvent & event);
   void OnFiveMin(wxCommandEvent & event);
   void OnOneHour(wxCommandEvent & event);
 
   void SizeTracks(int h);
   void OnShortTracks(wxCommandEvent & event);
   void OnMedTracks(wxCommandEvent & event);
   void OnTallTracks(wxCommandEvent & event);
 
   // PrefsListener implementation
   void UpdatePrefs() override;
 
   AudacityProject &mProject;
 
   std::unique_ptr<ScreenshotCommand> CreateCommand();
 
   wxCheckBox *mDelayCheckBox;
   wxTextCtrl *mDirectoryTextBox;
   wxToggleButton *mBlue;
   wxToggleButton *mWhite;
   wxStatusBar *mStatus;
 
   std::unique_ptr<ScreenFrameTimer> mTimer;
 
   std::unique_ptr<ScreenshotCommand> mCommand;
   const CommandContext mContext;
 
   int mFirstUnusedId = 0;
 
   DECLARE_EVENT_TABLE()
};
 
// Static pointer to the unique ScreenshotBigDialog window.
// Formerly it was parentless, therefore this was a Destroy_ptr<ScreenshotBigDialog>
// But now the window is owned, so just use a bare pointer, and null it when
// the unique window is destroyed.
using ScreenshotBigDialogPtr = ScreenshotBigDialog*;
ScreenshotBigDialogPtr mFrame;
 
 
static void OpenScreenshotTools( AudacityProject &project )
{
   if (!mFrame) {
      auto parent = wxTheApp->GetTopWindow();
      if (!parent) {
         wxASSERT(false);
         return;
      }
      mFrame = ScreenshotBigDialogPtr{
         safenew ScreenshotBigDialog(parent, -1, project) };
   }
   mFrame->Show();
   mFrame->Raise();
}
 
 
class ScreenFrameTimer final : public wxTimer
{
 public:
   ScreenFrameTimer(ScreenshotBigDialog *frame,
                    wxEvent & event)
   {
      screenFrame = frame;
      evt.reset(event.Clone());
   }
 
   virtual ~ScreenFrameTimer()
   {
      if (IsRunning())
      {
         Stop();
      }
   }
 
   void Notify() override
   {
      // Process timer notification just once, then destroy self
      evt->SetEventObject(NULL);
      screenFrame->ProcessEvent(*evt);
   }
 
 private:
   ScreenshotBigDialog *screenFrame;
   std::unique_ptr<wxEvent> evt;
};
 
 
enum
{
   IdMainWindowSmall = 19200,
   IdMainWindowLarge,
 
   IdDirectory,
   IdDirChoose,
 
   IdOneSec,
   IdTenSec,
   IdOneMin,
   IdFiveMin,
   IdOneHour,
 
   IdShortTracks,
   IdMedTracks,
   IdTallTracks,
 
   IdDelayCheckBox,
 
   IdToggleBackgroundBlue,
   IdToggleBackgroundWhite,
 
   IdCaptureFirst,
 
   // No point delaying the capture of sets of things.
   IdCaptureEffects= IdCaptureFirst,
   IdCaptureScriptables,
   IdCapturePreferences,
 
   IdCaptureToolbars,
 
   // Put all events that need delay between AllDelayed and LastDelayed.
   IdAllDelayedEvents,
   IdCaptureWindowContents=IdAllDelayedEvents,
   IdCaptureFullWindow,
   IdCaptureWindowPlus,
   IdCaptureFullScreen,
 
   IdCaptureTrackPanel,
   IdCaptureRuler,
   IdCaptureTracks,
   IdCaptureFirstTrack,
   IdCaptureSecondTrack,
   IdCaptureLast = IdCaptureSecondTrack,
 
   // Reserved values for an unspecified number of toolbars
   IdFirstToolbar,
};
 
BEGIN_EVENT_TABLE(ScreenshotBigDialog, wxFrame)
   EVT_CLOSE(ScreenshotBigDialog::OnCloseWindow)
   EVT_BUTTON(wxID_HELP, ScreenshotBigDialog::OnGetURL)
   EVT_BUTTON(wxID_CANCEL, ScreenshotBigDialog::OnClose)
 
   EVT_UPDATE_UI(IdCaptureFullScreen,   ScreenshotBigDialog::OnUIUpdate)
 
   EVT_BUTTON(IdMainWindowSmall,        ScreenshotBigDialog::OnMainWindowSmall)
   EVT_BUTTON(IdMainWindowLarge,        ScreenshotBigDialog::OnMainWindowLarge)
   EVT_TOGGLEBUTTON(IdToggleBackgroundBlue,   ScreenshotBigDialog::OnToggleBackgroundBlue)
   EVT_TOGGLEBUTTON(IdToggleBackgroundWhite,  ScreenshotBigDialog::OnToggleBackgroundWhite)
   EVT_COMMAND_RANGE(IdCaptureFirst, IdCaptureLast, wxEVT_COMMAND_BUTTON_CLICKED, ScreenshotBigDialog::OnCaptureSomething)
 
   EVT_BUTTON(IdOneSec,                 ScreenshotBigDialog::OnOneSec)
   EVT_BUTTON(IdTenSec,                 ScreenshotBigDialog::OnTenSec)
   EVT_BUTTON(IdOneMin,                 ScreenshotBigDialog::OnOneMin)
   EVT_BUTTON(IdFiveMin,                ScreenshotBigDialog::OnFiveMin)
   EVT_BUTTON(IdOneHour,                ScreenshotBigDialog::OnOneHour)
 
   EVT_BUTTON(IdShortTracks,            ScreenshotBigDialog::OnShortTracks)
   EVT_BUTTON(IdMedTracks,              ScreenshotBigDialog::OnMedTracks)
   EVT_BUTTON(IdTallTracks,             ScreenshotBigDialog::OnTallTracks)
 
   EVT_BUTTON(IdDirChoose,              ScreenshotBigDialog::OnDirChoose)
END_EVENT_TABLE();
 
// Must not be called before CreateStatusBar!
std::unique_ptr<ScreenshotCommand> ScreenshotBigDialog::CreateCommand()
{
   wxASSERT(mStatus != NULL);
   auto output =
      std::make_unique<CommandOutputTargets>(std::make_unique<NullProgressTarget>(),
                              std::make_shared<StatusBarTarget>(*mStatus),
                              std::make_shared<MessageBoxTarget>());
   return std::make_unique<ScreenshotCommand>();//*type, std::move(output), this);
}
 
ScreenshotBigDialog::ScreenshotBigDialog(
   wxWindow * parent, wxWindowID id, AudacityProject &project)
:  wxFrame(parent, id, ScreenCaptureFrameTitle.Translation(),
           wxDefaultPosition, wxDefaultSize,
 
#if !defined(__WXMSW__)
 
   #if !defined(__WXMAC__) // bug1358
           wxFRAME_TOOL_WINDOW |
   #endif
 
#else
 
           wxSTAY_ON_TOP|
 
#endif
 
           wxSYSTEM_MENU|wxCAPTION|wxCLOSE_BOX)
   , mProject{ project }
   , mContext( project )
{
   mDelayCheckBox = NULL;
   mDirectoryTextBox = NULL;
 
   mStatus = CreateStatusBar(3);
   mCommand = CreateCommand();
 
   Populate();
 
   // Reset the toolbars to a known state.
   // Note that the audio could be playing.
   // The monitoring will switch off temporarily
   // because we've switched monitor mid play.
   // Bug 383 - Resetting the toolbars is not wanted.
   // Any that are invisible will be amde visible as/when needed.
   //ToolManager::Get( mContext.project ).Reset();
   Center();
}
 
ScreenshotBigDialog::~ScreenshotBigDialog()
{
   if (this == mFrame)
      mFrame = nullptr;
   else
      // There should only be one!
      wxASSERT(false);
}
 
void ScreenshotBigDialog::Populate()
{
   ShuttleGui S(this, eIsCreating);
   PopulateOrExchange(S);
}
 
void ScreenshotBigDialog::PopulateOrExchange(ShuttleGui & S)
{
   wxPanel *p = S.StartPanel();
   RTL_WORKAROUND(p);
   {
      S.SetBorder(3);
 
      S.StartStatic(XO("Choose location to save files"));
      {
         S.StartMultiColumn(3, wxEXPAND);
         {
            S.SetStretchyCol(1);
 
            mDirectoryTextBox =
            S.Id(IdDirectory).AddTextBox(
               XXO("Save images to:"),
               gPrefs->Read(wxT("/ScreenshotPath"), wxFileName::GetHomeDir()),
               30
            );
            S.Id(IdDirChoose).AddButton(XXO("Choose..."));
         }
         S.EndMultiColumn();
      }
      S.EndStatic();
 
      S.StartStatic(XO("Capture entire window or screen"));
      {
         S.StartHorizontalLay();
         {
            S.Id(IdMainWindowSmall).AddButton(XXO("Resize Small"));
            S.Id(IdMainWindowLarge).AddButton(XXO("Resize Large"));
            mBlue = safenew wxToggleButton(S.GetParent(),
                                       IdToggleBackgroundBlue,
            /* i18n-hint: Bkgnd is short for background and appears on a small button
             * It is OK to just translate this item as if it said 'Blue' */
                                       _("Blue Bkgnd"));
            S.AddWindow(mBlue);
            mWhite = safenew wxToggleButton(S.GetParent(),
                                        IdToggleBackgroundWhite,
            /* i18n-hint: Bkgnd is short for background and appears on a small button
             * It is OK to just translate this item as if it said 'White' */
                                        _("White Bkgnd"));
            S.AddWindow(mWhite);
         }
         S.EndHorizontalLay();
 
         S.StartHorizontalLay();
         {
            S.Id(IdCaptureWindowContents).AddButton(XXO("Capture Window Only"));
            S.Id(IdCaptureFullWindow).AddButton(XXO("Capture Full Window"));
            S.Id(IdCaptureWindowPlus).AddButton(XXO("Capture Window Plus"));
         }
         S.EndHorizontalLay();
 
         S.StartHorizontalLay();
         {
            S.Id(IdCaptureFullScreen).AddButton(XXO("Capture Full Screen"));
         }
         S.EndHorizontalLay();
 
         S.StartHorizontalLay();
         {
            mDelayCheckBox = S.Id(IdDelayCheckBox).AddCheckBox(
               XXO("Wait 5 seconds and capture frontmost window/dialog"),
                false);
         }
         S.EndHorizontalLay();
      }
      S.EndStatic();
 
      S.StartStatic(XO("Capture part of a project window"));
      {
         S.StartHorizontalLay();
         {
            S.Id(IdCaptureToolbars).AddButton(XXO("All Toolbars"));
            S.Id(IdCaptureEffects).AddButton(XXO("All Effects"));
            S.Id(IdCaptureScriptables).AddButton(XXO("All Scriptables"));
            S.Id(IdCapturePreferences).AddButton(XXO("All Preferences"));
         }
         S.EndHorizontalLay();
 
         {
            // Discover the available toolbars and make rows of buttons
            int id = IdFirstToolbar;
            size_t ii = 0;
            S.StartHorizontalLay();
            std::vector<ToolBar *> bars;
            ToolManager::Get(mProject).ForEach([&](ToolBar *pBar){
               bars.emplace_back(pBar);
            });
            // Sort by translation, for determinacy (per language) of the
            // sequence
            static const auto comp = [](ToolBar *a, ToolBar *b){
               return a->GetLabel().Translation() < b->GetLabel().Translation();
            };
            sort(bars.begin(), bars.end(), comp);
            for_each(bars.begin(), bars.end(), [&](ToolBar *pBar){
               S.Id(id).AddButton(pBar->GetLabel());
               Bind(wxEVT_BUTTON,
                  &ScreenshotBigDialog::OnCaptureSomething, this, id);
               ++id;
               // Start a new row at every fourth one
               if (++ii == 4) {
                  ii = 0;
                  S.EndHorizontalLay();
                  S.StartHorizontalLay();
               }
            });
            mFirstUnusedId = id;
            S.EndHorizontalLay();
         }
 
         S.StartHorizontalLay();
         {
            S.Id(IdCaptureTrackPanel).AddButton(XXO("Track Panel"));
            S.Id(IdCaptureRuler).AddButton(XXO("Ruler"));
            S.Id(IdCaptureTracks).AddButton(XXO("Tracks"));
            S.Id(IdCaptureFirstTrack).AddButton(XXO("First Track"));
            S.Id(IdCaptureSecondTrack).AddButton(XXO("Second Track"));
         }
         S.EndHorizontalLay();
      }
      S.EndStatic();
 
      S.StartStatic(XO("Scale"));
      {
         S.StartHorizontalLay();
         {
            S.Id(IdOneSec).AddButton(XXO("One Sec"));
            S.Id(IdTenSec).AddButton(XXO("Ten Sec"));
            S.Id(IdOneMin).AddButton(XXO("One Min"));
            S.Id(IdFiveMin).AddButton(XXO("Five Min"));
            S.Id(IdOneHour).AddButton(XXO("One Hour"));
         }
         S.EndHorizontalLay();
 
         S.StartHorizontalLay();
         {
            S.Id(IdShortTracks).AddButton(XXO("Short Tracks"));
            S.Id(IdMedTracks).AddButton(XXO("Medium Tracks"));
            S.Id(IdTallTracks).AddButton(XXO("Tall Tracks"));
         }
         S.EndHorizontalLay();
      }
      S.EndStatic();
      S.AddStandardButtons(eCloseButton |eHelpButton);
   }
   S.EndPanel();
 
   Layout();
   GetSizer()->Fit(this);
   SetMinSize(GetSize());
 
   int top = 0;
#ifdef __WXMAC__
   // Allow for Mac menu bar
   top += 20;
#endif
 
   int width, height;
   GetSize(&width, &height);
   int displayWidth, displayHeight;
   wxDisplaySize(&displayWidth, &displayHeight);
 
   if (width > 100) {
      Move(displayWidth - width - 16, top + 16);
   }
   else {
      CentreOnParent();
   }
 
   SetIcon( GetProjectFrame( mContext.project ).GetIcon() );
}
 
bool ScreenshotBigDialog::ProcessEvent(wxEvent & e)
{
   if (!IsFrozen())
   {
      int id = e.GetId();
 
      // If split into two parts to make for easier breakpoint
      // when testing timer.
      if (mDelayCheckBox &&
          mDelayCheckBox->GetValue() &&
          e.IsCommandEvent() &&
          e.GetEventType() == wxEVT_COMMAND_BUTTON_CLICKED)
      {
         if( id >= IdAllDelayedEvents &&
          e.GetEventObject() != NULL) {
            mTimer = std::make_unique<ScreenFrameTimer>(this, e);
            mTimer->Start(5000, true);
            return true;
         }
      }
 
      if (e.IsCommandEvent() && e.GetEventObject() == NULL) {
         e.SetEventObject(this);
      }
   }
 
   return wxFrame::ProcessEvent(e);
}
 
void ScreenshotBigDialog::OnCloseWindow(wxCloseEvent &  WXUNUSED(event))
{
   if (mDirectoryTextBox->IsModified()) {
      gPrefs->Write(wxT("/ScreenshotPath"), mDirectoryTextBox->GetValue());
      gPrefs->Flush();
   }
 
   Destroy();
}
 
void ScreenshotBigDialog::OnClose(wxCommandEvent &  WXUNUSED(event))
{
   if (mDirectoryTextBox->IsModified()) {
      gPrefs->Write(wxT("/ScreenshotPath"), mDirectoryTextBox->GetValue());
      gPrefs->Flush();
   }
 
   Destroy();
}
 
void ScreenshotBigDialog::OnGetURL(wxCommandEvent & WXUNUSED(event))
{
   HelpSystem::ShowHelp(this, L"Screenshot");
}
 
void ScreenshotBigDialog::OnUIUpdate(wxUpdateUIEvent &  WXUNUSED(event))
{
#ifdef __WXMAC__
   wxTopLevelWindow *top = mCommand->GetFrontWindow(&mProject);
   bool needupdate = false;
   bool enable = false;
 
   if ((!top || top->IsIconized()) && mDirectoryTextBox->IsEnabled()) {
      needupdate = true;
      enable = false;
   }
   else if ((top && !top->IsIconized()) && !mDirectoryTextBox->IsEnabled()) {
      needupdate = true;
      enable = true;
   }
 
   if (needupdate) {
      for (int i = IdMainWindowSmall; i < mFirstUnusedId; i++) {
         if (i == IdToggleBackgroundBlue || i == IdToggleBackgroundWhite)
            continue;
         wxWindow *w = wxWindow::FindWindowById(i, this);
         if (w) {
            w->Enable(enable);
         }
      }
   }
#endif
}
 
void ScreenshotBigDialog::OnDirChoose(wxCommandEvent & WXUNUSED(event))
{
   wxString current = mDirectoryTextBox->GetValue();
 
   wxDirDialogWrapper dlog(this,
      XO("Choose a location to save screenshot images"),
      current);
 
   dlog.ShowModal();
   if (!dlog.GetPath().empty()) {
      wxFileName tmpDirPath;
      tmpDirPath.AssignDir(dlog.GetPath());
      wxString path = tmpDirPath.GetPath(wxPATH_GET_VOLUME|wxPATH_GET_SEPARATOR);
      mDirectoryTextBox->SetValue(path);
      gPrefs->Write(wxT("/ScreenshotPath"), path);
      gPrefs->Flush();
      mCommand->mPath = path;
   }
}
 
void ScreenshotBigDialog::OnToggleBackgroundBlue(wxCommandEvent & WXUNUSED(event))
{
   mWhite->SetValue(false);
}
 
void ScreenshotBigDialog::OnToggleBackgroundWhite(wxCommandEvent & WXUNUSED(event))
{
   mBlue->SetValue(false);
}
 
void ScreenshotBigDialog::SizeMainWindow(int w, int h)
{
   int top = 20;
 
   auto &window = GetProjectFrame( mContext.project );
   window.Maximize(false);
   window.SetSize(16, 16 + top, w, h);
   //Bug383 - Toolbar Resets not wanted.
   //ToolManager::Get( mContext.project ).Reset();
}
 
void ScreenshotBigDialog::OnMainWindowSmall(wxCommandEvent & WXUNUSED(event))
{
   SizeMainWindow(680, 450);
}
 
void ScreenshotBigDialog::OnMainWindowLarge(wxCommandEvent & WXUNUSED(event))
{
   SizeMainWindow(900, 600);
}
 
void ScreenshotBigDialog::DoCapture(int captureMode)
{
   Hide();
   wxYieldIfNeeded();
   //mCommand->SetParameter(wxT("FilePath"), mDirectoryTextBox->GetValue());
   //mCommand->SetParameter(wxT("CaptureMode"), captureMode);
   mCommand->mBack = mWhite->GetValue()
      ? ScreenshotCommand::kWhite
      : mBlue->GetValue()
         ? ScreenshotCommand::kBlue : ScreenshotCommand::kNone;
   mCommand->mPath = mDirectoryTextBox->GetValue();
   mCommand->mWhat = captureMode;
   if (!mCommand->Apply(mContext))
      mStatus->SetStatusText(_("Capture failed!"), mainStatusBarField);
 
   // Bug 2323: (100% hackage alert) Since the command target dialog is not
   // accessible from outside the command, this seems to be the only way we
   // can get the window on top of this dialog. 
   auto w = static_cast<wxDialogWrapper *>(wxFindWindowByLabel(XO("Long Message").Translation()));
   if (w) {
      auto endmodal = [w](wxCommandEvent &evt)
      {
         w->EndModal(0);
      };
      w->Bind(wxEVT_BUTTON, endmodal);
      w->ShowModal();
   }
 
   Show();
}
 
void ScreenshotBigDialog::OnCaptureSomething(wxCommandEvent &  event)
{
   int i = event.GetId();
 
   /*
   IdCaptureEffects= IdCaptureFirst,
   IdCaptureScriptables,
   IdCapturePreferences,
   IdCaptureToolbars,
 
   // Put all events that need delay between AllDelayed and LastDelayed.
   IdAllDelayedEvents,
   IdCaptureWindowContents=IdAllDelayedEvents,
   IdCaptureFullWindow,
   IdCaptureWindowPlus,
   IdCaptureFullScreen,
 
   IdCaptureSelectionBar,
   IdCaptureSpectralSelection,
   IdCaptureTools,
   IdCaptureTransport,
   IdCaptureMixer,
   IdCaptureMeter,
   IdCapturePlayMeter,
   IdCaptureRecordMeter,
   IdCaptureEdit,
   IdCaptureDevice,
   IdCaptureTranscription,
   IdCaptureScrub,
 
   IdCaptureTrackPanel,
   IdCaptureRuler,
   IdCaptureTracks,
   IdCaptureFirstTrack,
   IdCaptureSecondTrack,
   IdCaptureLast = IdCaptureSecondTrack,
    */
 
   static const int codes[] = {
      ScreenshotCommand::keffects,
      ScreenshotCommand::kscriptables,
      ScreenshotCommand::kpreferences,
      ScreenshotCommand::ktoolbars,
 
      ScreenshotCommand::kwindow,
      ScreenshotCommand::kfullwindow,
      ScreenshotCommand::kwindowplus,
      ScreenshotCommand::kfullscreen,
      ScreenshotCommand::ktrackpanel,
      ScreenshotCommand::kruler,
      ScreenshotCommand::ktracks,
      ScreenshotCommand::kfirsttrack,
      ScreenshotCommand::ksecondtrack,
   };
 
   int code;
   if (i >= IdFirstToolbar)
      code = ScreenshotCommand::nCaptureWhats + (i - IdFirstToolbar);
   else
      code = codes[i - IdCaptureFirst];
   DoCapture(code);
}
 
void ScreenshotBigDialog::TimeZoom(double seconds)
{
   auto &project = mContext.project;
   auto &viewInfo = ViewInfo::Get(project);
   auto &window = GetProjectFrame(project);
   int width, height;
   window.GetClientSize(&width, &height);
   viewInfo.SetZoom((0.75 * width) / seconds);
   Viewport::Get(project).Redraw();
}
 
void ScreenshotBigDialog::OnOneSec(wxCommandEvent & WXUNUSED(event))
{
   TimeZoom(1.0);
}
 
void ScreenshotBigDialog::OnTenSec(wxCommandEvent & WXUNUSED(event))
{
   TimeZoom(10.0);
}
 
void ScreenshotBigDialog::OnOneMin(wxCommandEvent & WXUNUSED(event))
{
   TimeZoom(60.0);
}
 
void ScreenshotBigDialog::OnFiveMin(wxCommandEvent & WXUNUSED(event))
{
   TimeZoom(300.0);
}
 
void ScreenshotBigDialog::OnOneHour(wxCommandEvent & WXUNUSED(event))
{
   TimeZoom(3600.0);
}
 
void ScreenshotBigDialog::SizeTracks(int h)
{
   // h is the height for a channel
   // Set the height of a mono track twice as high
 
   // TODO: more-than-two-channels
   // If there should be more-than-stereo tracks, this makes
   // each channel as high as for a stereo channel
 
   auto &project = mContext.project;
   auto &tracks = TrackList::Get(project);
   for (auto t : tracks.Any<WaveTrack>()) {
      auto channels = t->Channels();
      auto nChannels = channels.size();
      auto height = nChannels == 1 ? 2 * h : h;
      for (auto pChannel : channels)
         ChannelView::Get(*pChannel).SetExpandedHeight(height);
   }
   Viewport::Get(project).Redraw();
}
 
void ScreenshotBigDialog::OnShortTracks(wxCommandEvent & WXUNUSED(event))
{
   auto &project = mContext.project;
   for (auto t : TrackList::Get(project).Any<WaveTrack>()) {
      for (auto pChannel : t->Channels()) {
         auto &view = ChannelView::Get(*pChannel);
         view.SetExpandedHeight(view.GetMinimizedHeight());
      }
   }
 
   Viewport::Get(project).Redraw();
}
 
void ScreenshotBigDialog::OnMedTracks(wxCommandEvent & WXUNUSED(event))
{
   SizeTracks(60);
}
 
void ScreenshotBigDialog::OnTallTracks(wxCommandEvent & WXUNUSED(event))
{
   SizeTracks(85);
}
 
void ScreenshotBigDialog::UpdatePrefs()
{
   Freeze();
 
   SetSizer(nullptr);
   DestroyChildren();
 
   SetTitle(ScreenCaptureFrameTitle.Translation());
   Populate();
 
   Thaw();
}
 
#include "CommonCommandFlags.h"
#include "CommandManager.h"
 
namespace {
void OnScreenshot(const CommandContext &context )
{
   // Register Screenshot as Last Tool
   CommandManager::Get(context.project).RegisterLastTool(context);
   OpenScreenshotTools( context.project );
}
 
// Menu definitions
 
using namespace MenuRegistry;
AttachedItem sAttachment{
   Command( wxT("FancyScreenshot"), XXO("&Screenshot..."),
      OnScreenshot, AudioIONotBusyFlag() ),
   { wxT("Tools/Other"), { OrderingHint::After, wxT("ConfigReset") } }
};
 
}