Aegisub/aegisub/src/frame_main.cpp

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// Copyright (c) 2005, Rodrigo Braz Monteiro, Niels Martin Hansen
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither the name of the Aegisub Group nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Aegisub Project http://www.aegisub.org/
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//
// $Id$
/// @file frame_main.cpp
/// @brief Main window creation and control management
/// @ingroup main_ui
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#include "config.h"
#include "frame_main.h"
#ifndef AGI_PRE
#include <wx/clipbrd.h>
#include <wx/dnd.h>
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#include <wx/filename.h>
#include <wx/image.h>
#include <wx/statline.h>
#include <wx/sysopt.h>
#include <wx/tokenzr.h>
#endif
#include <libaegisub/log.h>
#include "include/aegisub/context.h"
#include "include/aegisub/menu.h"
#include "include/aegisub/toolbar.h"
#include "include/aegisub/hotkey.h"
#include "ass_file.h"
#include "audio_controller.h"
#include "audio_box.h"
#include "auto4_base.h"
#include "compat.h"
#include "command/command.h"
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#include "dialog_search_replace.h"
#include "dialog_version_check.h"
#include "help_button.h"
#include "libresrc/libresrc.h"
#include "main.h"
#include "standard_paths.h"
#include "subs_edit_box.h"
#include "subs_edit_ctrl.h"
#include "subs_grid.h"
#include "text_file_reader.h"
#include "utils.h"
#include "version.h"
#include "video_box.h"
#include "video_context.h"
#include "video_display.h"
#include "video_provider_manager.h"
#include "video_slider.h"
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enum {
ID_APP_TIMER_AUTOSAVE = 12001,
ID_APP_TIMER_STATUSCLEAR = 12002,
ID_SASH_MAIN_AUDIO = 14001
};
#ifdef WITH_STARTUPLOG
#define StartupLog(a) MessageBox(0, a, "Aegisub startup log", 0)
#else
#define StartupLog(a) LOG_I("frame_main/init") << a
#endif
static void autosave_timer_changed(wxTimer *timer);
/// Handle files drag and dropped onto Aegisub
class AegisubFileDropTarget : public wxFileDropTarget {
FrameMain *parent;
public:
AegisubFileDropTarget(FrameMain *parent) : parent(parent) { }
bool OnDropFiles(wxCoord, wxCoord, const wxArrayString& filenames) {
return parent->LoadList(filenames);
}
};
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FrameMain::FrameMain (wxArrayString args)
: wxFrame(0,-1,"",wxDefaultPosition,wxSize(920,700),wxDEFAULT_FRAME_STYLE | wxCLIP_CHILDREN)
, context(new agi::Context)
, showVideo(true)
, showAudio(true)
, blockVideoLoad(false)
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{
StartupLog("Entering FrameMain constructor");
#ifdef __WXGTK__
// XXX HACK XXX
// We need to set LC_ALL to "" here for input methods to work reliably.
setlocale(LC_ALL, "");
// However LC_NUMERIC must be "C", otherwise some parsing fails.
setlocale(LC_NUMERIC, "C");
#endif
#ifdef __APPLE__
// Apple's wprintf() and family breaks with CTYPE set to "C"
setlocale(LC_CTYPE, "");
#endif
StartupLog("Initializing context models");
AssFile::top = context->ass = new AssFile;
context->ass->AddCommitListener(&FrameMain::UpdateTitle, this);
context->ass->AddFileOpenListener(&FrameMain::OnSubtitlesOpen, this);
context->ass->AddFileSaveListener(&FrameMain::UpdateTitle, this);
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context->local_scripts = new Automation4::LocalScriptManager(context.get());
StartupLog("Initializing context controls");
context->audioController = new AudioController(context.get());
context->audioController->AddAudioOpenListener(&FrameMain::OnAudioOpen, this);
context->audioController->AddAudioCloseListener(&FrameMain::OnAudioClose, this);
// Initialized later due to that the selection controller is currently the subtitles grid
context->selectionController = 0;
context->videoController = VideoContext::Get(); // derp
context->videoController->AddVideoOpenListener(&FrameMain::OnVideoOpen, this);
StartupLog("Initializing context frames");
context->parent = this;
context->previousFocus = 0;
wxGetApp().frame = this;
#ifdef __WXMAC__
// Bind(FrameMain::OnAbout, &FrameMain::cmd_call, this, cmd::id("app/about"));
#endif
StartupLog("Install PNG handler");
wxImage::AddHandler(new wxPNGHandler);
#ifndef __APPLE__
wxSafeYield();
#endif
StartupLog("Apply saved Maximized state");
if (OPT_GET("App/Maximized")->GetBool()) Maximize(true);
StartupLog("Initialize toolbar");
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InitToolbar();
StartupLog("Initialize menu bar");
menu::GetMenuBar("main", this, context.get());
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StartupLog("Create status bar");
CreateStatusBar(2);
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StartupLog("Set icon");
#ifdef _WIN32
SetIcon(wxICON(wxicon));
#else
wxIcon icon;
icon.CopyFromBitmap(GETIMAGE(wxicon));
SetIcon(icon);
#endif
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StartupLog("Create views and inner main window controls");
context->detachedVideo = 0;
context->stylingAssistant = 0;
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InitContents();
OPT_SUB("Video/Detached/Enabled", &FrameMain::OnVideoDetach, this, agi::signal::_1);
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StartupLog("Complete context initialization");
context->videoController->SetContext(context.get());
StartupLog("Set up Auto Save");
AutoSave.SetOwner(this, ID_APP_TIMER_AUTOSAVE);
autosave_timer_changed(&AutoSave);
OPT_SUB("App/Auto/Save", autosave_timer_changed, &AutoSave);
OPT_SUB("App/Auto/Save Every Seconds", autosave_timer_changed, &AutoSave);
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StartupLog("Set up drag/drop target");
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SetDropTarget(new AegisubFileDropTarget(this));
StartupLog("Load default file");
context->ass->LoadDefault();
StartupLog("Display main window");
Show();
SetDisplayMode(1, 1);
// Version checker
StartupLog("Possibly perform automatic updates check");
if (OPT_GET("App/First Start")->GetBool()) {
OPT_SET("App/First Start")->SetBool(false);
int result = wxMessageBox(_("Do you want Aegisub to check for updates whenever it starts? You can still do it manually via the Help menu."),_("Check for updates?"),wxYES_NO);
OPT_SET("App/Auto/Check For Updates")->SetBool(result == wxYES);
}
PerformVersionCheck(false);
StartupLog("Load files specified on command line");
LoadList(args);
StartupLog("Leaving FrameMain constructor");
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}
FrameMain::~FrameMain () {
// Because the subs grid is the selection controller, it needs to stay
// alive significantly longer than the other child controls
SubsGrid->Reparent(0);
SubsGrid->Hide();
context->videoController->SetVideo("");
context->audioController->CloseAudio();
// Ensure the children get destroyed before the project context is destroyed
DestroyChildren();
wxTheApp->ProcessPendingEvents();
delete context->ass;
HelpButton::ClearPages();
delete context->audioController;
delete context->local_scripts;
SubsGrid->Destroy();
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}
/// @brief Initialize toolbar
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void FrameMain::InitToolbar () {
wxSystemOptions::SetOption("msw.remap", 0);
toolbar::AttachToolbar(this, "main", context.get(), "Default");
GetToolBar()->Realize();
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}
void FrameMain::InitContents() {
StartupLog("Create background panel");
wxPanel *Panel = new wxPanel(this,-1,wxDefaultPosition,wxDefaultSize,wxTAB_TRAVERSAL | wxCLIP_CHILDREN);
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StartupLog("Create subtitles grid");
context->subsGrid = SubsGrid = new SubtitlesGrid(Panel,context.get(),wxSize(600,100),wxWANTS_CHARS | wxSUNKEN_BORDER,"Subs grid");
context->selectionController = context->subsGrid;
Search.context = context.get();
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StartupLog("Create video box");
videoBox = new VideoBox(Panel, false, context.get());
StartupLog("Create audio box");
context->audioBox = audioBox = new AudioBox(Panel, context.get());
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StartupLog("Create subtitle editing box");
SubsEditBox *EditBox = new SubsEditBox(Panel, context.get());
context->editBox = EditBox->TextEdit;
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StartupLog("Arrange main sizers");
ToolsSizer = new wxBoxSizer(wxVERTICAL);
ToolsSizer->Add(audioBox, 0, wxEXPAND);
ToolsSizer->Add(EditBox, 1, wxEXPAND);
TopSizer = new wxBoxSizer(wxHORIZONTAL);
TopSizer->Add(videoBox, 0, wxEXPAND, 0);
TopSizer->Add(ToolsSizer, 1, wxEXPAND | wxLEFT | wxRIGHT | wxBOTTOM, 5);
MainSizer = new wxBoxSizer(wxVERTICAL);
MainSizer->Add(new wxStaticLine(Panel),0,wxEXPAND | wxALL,0);
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MainSizer->Add(TopSizer,0,wxEXPAND | wxALL,0);
MainSizer->Add(SubsGrid,1,wxEXPAND | wxALL,0);
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Panel->SetSizer(MainSizer);
StartupLog("Perform layout");
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Layout();
StartupLog("Set focus to edting box");
EditBox->TextEdit->SetFocus();
StartupLog("Leaving InitContents");
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}
void FrameMain::LoadSubtitles(wxString filename,wxString charset) {
if (context->ass->loaded) {
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if (TryToCloseSubs() == wxCANCEL) return;
}
try {
// Make sure that file isn't actually a timecode file
try {
TextFileReader testSubs(filename,charset);
wxString cur = testSubs.ReadLineFromFile();
if (cur.Left(10) == "# timecode") {
context->videoController->LoadTimecodes(filename);
return;
}
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}
catch (...) {
// if trying to load the file as timecodes fails it's fairly
// safe to assume that it is in fact not a timecode file
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}
context->ass->Load(filename,charset);
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}
catch (agi::FileNotFoundError const&) {
wxMessageBox(filename + " not found.", "Error", wxOK | wxICON_ERROR, NULL);
config::mru->Remove("Subtitle", STD_STR(filename));
return;
}
catch (const char *err) {
wxMessageBox(wxString(err), "Error", wxOK | wxICON_ERROR, NULL);
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return;
}
catch (wxString err) {
wxMessageBox(err, "Error", wxOK | wxICON_ERROR, NULL);
return;
}
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catch (...) {
wxMessageBox("Unknown error", "Error", wxOK | wxICON_ERROR, NULL);
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return;
}
}
int FrameMain::TryToCloseSubs(bool enableCancel) {
if (context->ass->IsModified()) {
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int flags = wxYES_NO;
if (enableCancel) flags |= wxCANCEL;
int result = wxMessageBox(wxString::Format(_("Do you want to save changes to %s?"), GetScriptFileName()), _("Unsaved changes"), flags, this);
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if (result == wxYES) {
(*cmd::get("subtitle/save"))(context.get());
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// If it fails saving, return cancel anyway
return context->ass->IsModified() ? wxCANCEL : wxYES;
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}
return result;
}
else {
return wxYES;
}
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}
void FrameMain::SetDisplayMode(int video, int audio) {
if (!IsShownOnScreen()) return;
bool sv = false, sa = false;
if (video == -1) sv = showVideo;
else if (video) sv = context->videoController->IsLoaded() && !context->detachedVideo;
if (audio == -1) sa = showAudio;
else if (audio) sa = context->audioController->IsAudioOpen();
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// See if anything changed
if (sv == showVideo && sa == showAudio) return;
showVideo = sv;
showAudio = sa;
bool didFreeze = !IsFrozen();
if (didFreeze) Freeze();
context->videoController->Stop();
TopSizer->Show(videoBox, showVideo, true);
ToolsSizer->Show(audioBox, showAudio, true);
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MainSizer->CalcMin();
MainSizer->RecalcSizes();
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MainSizer->Layout();
Layout();
if (didFreeze) Thaw();
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}
void FrameMain::UpdateTitle() {
wxString newTitle;
if (context->ass->IsModified()) newTitle << "* ";
newTitle << GetScriptFileName();
#ifndef __WXMAC__
newTitle << " - Aegisub " << GetAegisubLongVersionString();
#endif
#if defined(__WXMAC__) && !defined(__LP64__)
// On Mac, set the mark in the close button
OSXSetModified(context->ass->IsModified());
#endif
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if (GetTitle() != newTitle) SetTitle(newTitle);
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}
void FrameMain::OnVideoOpen() {
if (!context->videoController->IsLoaded()) {
SetDisplayMode(0, -1);
return;
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}
Freeze();
int vidx = context->videoController->GetWidth(),
vidy = context->videoController->GetHeight();
// Set zoom level based on video resolution and window size
double zoom = context->videoDisplay->GetZoom();
wxSize windowSize = GetSize();
if (vidx*3*zoom > windowSize.GetX()*4 || vidy*4*zoom > windowSize.GetY()*6)
context->videoDisplay->SetZoom(zoom * .25);
else if (vidx*3*zoom > windowSize.GetX()*2 || vidy*4*zoom > windowSize.GetY()*3)
context->videoDisplay->SetZoom(zoom * .5);
SetDisplayMode(1,-1);
if (OPT_GET("Video/Detached/Enabled")->GetBool() && !context->detachedVideo)
cmd::call("video/detach", context.get());
Thaw();
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}
void FrameMain::OnVideoDetach(agi::OptionValue const& opt) {
if (opt.GetBool())
SetDisplayMode(0, -1);
else if (context->videoController->IsLoaded())
SetDisplayMode(1, -1);
}
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void FrameMain::StatusTimeout(wxString text,int ms) {
SetStatusText(text,1);
StatusClear.SetOwner(this, ID_APP_TIMER_STATUSCLEAR);
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StatusClear.Start(ms,true);
}
bool FrameMain::LoadList(wxArrayString list) {
wxArrayString List;
for (size_t i=0;i<list.Count();i++) {
wxFileName file(list[i]);
if (file.IsRelative()) file.MakeAbsolute();
if (file.FileExists()) List.Add(file.GetFullPath());
}
// Video formats
wxArrayString videoList;
videoList.Add("avi");
videoList.Add("mkv");
videoList.Add("mp4");
videoList.Add("d2v");
videoList.Add("mpg");
videoList.Add("mpeg");
videoList.Add("ogm");
videoList.Add("avs");
videoList.Add("wmv");
videoList.Add("asf");
videoList.Add("mov");
videoList.Add("rm");
videoList.Add("y4m");
videoList.Add("yuv");
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// Subtitle formats
wxArrayString subsList;
subsList.Add("ass");
subsList.Add("ssa");
subsList.Add("srt");
subsList.Add("sub");
subsList.Add("txt");
subsList.Add("ttxt");
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// Audio formats
wxArrayString audioList;
audioList.Add("wav");
audioList.Add("mp3");
audioList.Add("ogg");
audioList.Add("wma");
audioList.Add("ac3");
audioList.Add("aac");
audioList.Add("mpc");
audioList.Add("ape");
audioList.Add("flac");
audioList.Add("mka");
audioList.Add("m4a");
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// Scan list
wxString audio;
wxString video;
wxString subs;
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wxString ext;
for (size_t i=0;i<List.Count();i++) {
wxFileName file(List[i]);
ext = file.GetExt().Lower();
if (subs.empty() && subsList.Index(ext) != wxNOT_FOUND) subs = List[i];
if (video.empty() && videoList.Index(ext) != wxNOT_FOUND) video = List[i];
if (audio.empty() && audioList.Index(ext) != wxNOT_FOUND) audio = List[i];
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}
blockVideoLoad = !video.empty();
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// Load files
if (subs.size()) {
LoadSubtitles(subs);
}
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if (blockVideoLoad) {
blockVideoLoad = false;
context->videoController->SetVideo(video);
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}
if (!audio.empty())
context->audioController->OpenAudio(audio);
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return subs.size() || audio.size() || video.size();
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}
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static void autosave_timer_changed(wxTimer *timer) {
int freq = OPT_GET("App/Auto/Save Every Seconds")->GetInt();
if (freq > 0 && OPT_GET("App/Auto/Save")->GetBool())
timer->Start(freq * 1000);
else
timer->Stop();
}
BEGIN_EVENT_TABLE(FrameMain, wxFrame)
EVT_TIMER(ID_APP_TIMER_AUTOSAVE, FrameMain::OnAutoSave)
EVT_TIMER(ID_APP_TIMER_STATUSCLEAR, FrameMain::OnStatusClear)
EVT_CLOSE(FrameMain::OnCloseWindow)
EVT_KEY_DOWN(FrameMain::OnKeyDown)
EVT_MOUSEWHEEL(FrameMain::OnMouseWheel)
#ifdef __WXMAC__
// EVT_MENU(wxID_ABOUT, FrameMain::OnAbout)
// EVT_MENU(wxID_EXIT, FrameMain::OnExit)
#endif
END_EVENT_TABLE()
void FrameMain::OnCloseWindow (wxCloseEvent &event) {
// Stop audio and video
context->videoController->Stop();
context->audioController->Stop();
// Ask user if he wants to save first
bool canVeto = event.CanVeto();
int result = TryToCloseSubs(canVeto);
// Store maximization state
OPT_SET("App/Maximized")->SetBool(IsMaximized());
// Abort/destroy
if (canVeto) {
if (result == wxCANCEL) event.Veto();
else Destroy();
}
else Destroy();
}
void FrameMain::OnAutoSave(wxTimerEvent &) try {
wxString fn = context->ass->AutoSave();
if (!fn.empty())
StatusTimeout(wxString::Format(_("File backup saved as \"%s\"."), fn));
}
catch (const agi::Exception& err) {
StatusTimeout(lagi_wxString("Exception when attempting to autosave file: " + err.GetMessage()));
}
catch (wxString err) {
StatusTimeout("Exception when attempting to autosave file: " + err);
}
catch (const char *err) {
StatusTimeout("Exception when attempting to autosave file: " + wxString(err));
}
catch (...) {
StatusTimeout("Unhandled exception when attempting to autosave file.");
}
void FrameMain::OnStatusClear(wxTimerEvent &) {
SetStatusText("",1);
}
void FrameMain::OnAudioOpen(AudioProvider *) {
SetDisplayMode(-1, 1);
}
void FrameMain::OnAudioClose() {
SetDisplayMode(-1, 0);
}
void FrameMain::OnSubtitlesOpen() {
UpdateTitle();
/// @todo figure out how to move this to the relevant controllers without
/// prompting for each file loaded/unloaded
// Load stuff from the new script
wxString curSubsVideo = DecodeRelativePath(context->ass->GetScriptInfo("Video File"),context->ass->filename);
wxString curSubsVFR = DecodeRelativePath(context->ass->GetScriptInfo("VFR File"),context->ass->filename);
wxString curSubsKeyframes = DecodeRelativePath(context->ass->GetScriptInfo("Keyframes File"),context->ass->filename);
wxString curSubsAudio = DecodeRelativePath(context->ass->GetScriptInfo("Audio URI"),context->ass->filename);
// Check if there is anything to change
int autoLoadMode = OPT_GET("App/Auto/Load Linked Files")->GetInt();
bool doLoad = false;
if (curSubsAudio != context->audioController->GetAudioURL() ||
curSubsVFR != context->videoController->GetTimecodesName() ||
curSubsVideo != context->videoController->GetVideoName() ||
curSubsKeyframes != context->videoController->GetKeyFramesName()
)
{
if (autoLoadMode == 1) {
doLoad = true;
}
else if (autoLoadMode == 2) {
doLoad = wxMessageBox(_("Do you want to load/unload the associated files?"), _("(Un)Load files?"), wxYES_NO) == wxYES;
}
}
if (doLoad) {
// Video
if (!blockVideoLoad && curSubsVideo != context->videoController->GetVideoName()) {
context->videoController->SetVideo(curSubsVideo);
if (context->videoController->IsLoaded()) {
context->videoController->JumpToFrame(context->ass->GetScriptInfoAsInt("Video Position"));
long videoAr = 0;
double videoArValue = 0.;
wxString arString = context->ass->GetScriptInfo("Video Aspect Ratio");
if (arString.Left(1) == "c") {
videoAr = 4;
arString = arString.Mid(1);
arString.ToDouble(&videoArValue);
}
else if (arString.IsNumber()) {
arString.ToLong(&videoAr);
}
context->videoController->SetAspectRatio(videoAr,videoArValue);
double videoZoom = 0.;
if (context->ass->GetScriptInfo("Video Zoom Percent").ToDouble(&videoZoom))
context->videoDisplay->SetZoom(videoZoom);
}
}
context->videoController->LoadTimecodes(curSubsVFR);
context->videoController->LoadKeyframes(curSubsKeyframes);
// Audio
if (curSubsAudio != context->audioController->GetAudioURL()) {
if (!curSubsAudio)
context->audioController->CloseAudio();
else
context->audioController->OpenAudio(curSubsAudio);
}
}
// Display
SetDisplayMode(1,1);
}
void FrameMain::OnKeyDown(wxKeyEvent &event) {
if (!hotkey::check("Main Frame", context.get(), event.GetKeyCode(), event.GetUnicodeKey(), event.GetModifiers()))
event.Skip();
}
void FrameMain::OnMouseWheel(wxMouseEvent &evt) {
ForwardMouseWheelEvent(this, evt);
}
wxString FrameMain::GetScriptFileName() const {
if (context->ass->filename.empty()) {
// Apple HIG says "untitled" should not be capitalised
// and the window is a document window, it shouldn't contain the app name
// (The app name is already present in the menu bar)
#ifndef __WXMAC__
return _("Untitled");
#else
return _("untitled");
#endif
}
else {
wxFileName file (context->ass->filename);
return file.GetFullName();
}
}