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MainWindow.cpp
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MainWindow.cpp
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/*
* MainWindow.cpp - implementation of LMMS-main-window
*
* Copyright (c) 2004-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
*
* This file is part of LMMS - https://lmms.io
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program (see COPYING); if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*
*/
#include "MainWindow.h"
#include <QApplication>
#include <QCloseEvent>
#include <QDesktopServices>
#include <QDomElement>
#include <QFileInfo>
#include <QMdiArea>
#include <QMenuBar>
#include <QMessageBox>
#include <QShortcut>
#include <QSplitter>
#include "AboutDialog.h"
#include "AutomationEditor.h"
#include "ControllerRackView.h"
#include "embed.h"
#include "Engine.h"
#include "ExportProjectDialog.h"
#include "FileBrowser.h"
#include "FileDialog.h"
#include "Metronome.h"
#include "MixerView.h"
#include "GuiApplication.h"
#include "ImportFilter.h"
#include "InstrumentTrackView.h"
#include "InstrumentTrackWindow.h"
#include "MicrotunerConfig.h"
#include "PatternEditor.h"
#include "PianoRoll.h"
#include "PianoView.h"
#include "PluginBrowser.h"
#include "PluginFactory.h"
#include "PluginView.h"
#include "ProjectJournal.h"
#include "ProjectNotes.h"
#include "ProjectRenderer.h"
#include "RecentProjectsMenu.h"
#include "RemotePlugin.h"
#include "SetupDialog.h"
#include "SideBar.h"
#include "SongEditor.h"
#include "SubWindow.h"
#include "TemplatesMenu.h"
#include "TextFloat.h"
#include "TimeLineWidget.h"
#include "ToolButton.h"
#include "ToolPlugin.h"
#include "VersionedSaveDialog.h"
#include "lmmsversion.h"
namespace lmms::gui
{
MainWindow::MainWindow() :
m_workspace( nullptr ),
m_toolsMenu( nullptr ),
m_autoSaveTimer( this ),
m_viewMenu( nullptr ),
m_metronomeToggle( 0 ),
m_session( SessionState::Normal )
{
setAttribute( Qt::WA_DeleteOnClose );
auto main_widget = new QWidget(this);
auto vbox = new QVBoxLayout(main_widget);
vbox->setSpacing( 0 );
vbox->setContentsMargins(0, 0, 0, 0);
auto w = new QWidget(main_widget);
auto hbox = new QHBoxLayout(w);
hbox->setSpacing( 0 );
hbox->setContentsMargins(0, 0, 0, 0);
auto sideBar = new SideBar(Qt::Vertical, w);
auto splitter = new QSplitter(Qt::Horizontal, w);
splitter->setChildrenCollapsible( false );
ConfigManager* confMgr = ConfigManager::inst();
bool sideBarOnRight = confMgr->value("ui", "sidebaronright").toInt();
emit initProgress(tr("Preparing plugin browser"));
sideBar->appendTab( new PluginBrowser( splitter ) );
emit initProgress(tr("Preparing file browsers"));
sideBar->appendTab( new FileBrowser(
confMgr->userProjectsDir() + "*" +
confMgr->factoryProjectsDir(),
"*.mmp *.mmpz *.xml *.mid *.mpt",
tr( "My Projects" ),
embed::getIconPixmap( "project_file" ).transformed( QTransform().rotate( 90 ) ),
splitter, false,
confMgr->userProjectsDir(),
confMgr->factoryProjectsDir()));
sideBar->appendTab(
new FileBrowser(confMgr->userSamplesDir() + "*" + confMgr->factorySamplesDir(), FileItem::defaultFilters(),
tr("My Samples"), embed::getIconPixmap("sample_file").transformed(QTransform().rotate(90)), splitter, false,
confMgr->userSamplesDir(), confMgr->factorySamplesDir()));
sideBar->appendTab( new FileBrowser(
confMgr->userPresetsDir() + "*" +
confMgr->factoryPresetsDir(),
"*.xpf *.cs.xml *.xiz *.lv2",
tr( "My Presets" ),
embed::getIconPixmap( "preset_file" ).transformed( QTransform().rotate( 90 ) ),
splitter , false,
confMgr->userPresetsDir(),
confMgr->factoryPresetsDir()));
sideBar->appendTab(new FileBrowser(QDir::homePath(), FileItem::defaultFilters(), tr("My Home"),
embed::getIconPixmap("home").transformed(QTransform().rotate(90)), splitter, false));
QStringList root_paths;
QString title = tr("Root Directory");
bool dirs_as_items = false;
#ifdef LMMS_BUILD_APPLE
title = tr( "Volumes" );
root_paths += "/Volumes";
#elif defined(LMMS_BUILD_WIN32)
title = tr( "My Computer" );
dirs_as_items = true;
#endif
#if ! defined(LMMS_BUILD_APPLE)
QFileInfoList drives = QDir::drives();
for( const QFileInfo & drive : drives )
{
root_paths += drive.absolutePath();
}
#endif
sideBar->appendTab(new FileBrowser(root_paths.join("*"), FileItem::defaultFilters(), title,
embed::getIconPixmap("computer").transformed(QTransform().rotate(90)), splitter, dirs_as_items));
m_workspace = new QMdiArea(splitter);
// Load background
emit initProgress(tr("Loading background picture"));
QString backgroundPicFile = ConfigManager::inst()->backgroundPicFile();
QImage backgroundPic;
if( !backgroundPicFile.isEmpty() )
{
backgroundPic = QImage( backgroundPicFile );
}
if( !backgroundPicFile.isNull() )
{
m_workspace->setBackground( backgroundPic );
}
else
{
m_workspace->setBackground( Qt::NoBrush );
}
m_workspace->setOption( QMdiArea::DontMaximizeSubWindowOnActivation );
m_workspace->setHorizontalScrollBarPolicy( Qt::ScrollBarAsNeeded );
m_workspace->setVerticalScrollBarPolicy( Qt::ScrollBarAsNeeded );
hbox->addWidget(sideBar);
hbox->addWidget(splitter);
// If the user wants the sidebar on the right, we move the workspace and
// the splitter to the "left" side, or the first widgets in their list
if (sideBarOnRight)
{
splitter->insertWidget(0, m_workspace);
hbox->insertWidget(0, splitter);
}
// create global-toolbar at the top of our window
m_toolBar = new QWidget( main_widget );
m_toolBar->setObjectName( "mainToolbar" );
m_toolBar->setFixedHeight( 64 );
m_toolBar->move( 0, 0 );
// add layout for organizing quite complex toolbar-layouting
m_toolBarLayout = new QGridLayout( m_toolBar/*, 2, 1*/ );
m_toolBarLayout->setContentsMargins(0, 0, 0, 0);
m_toolBarLayout->setSpacing( 0 );
vbox->addWidget( m_toolBar );
vbox->addWidget( w );
setCentralWidget( main_widget );
m_updateTimer.start( 1000 / 60, this ); // 60 fps
if( ConfigManager::inst()->value( "ui", "enableautosave" ).toInt() )
{
// connect auto save
connect(&m_autoSaveTimer, SIGNAL(timeout()), this, SLOT(autoSave()));
m_autoSaveInterval = ConfigManager::inst()->value(
"ui", "saveinterval" ).toInt() < 1 ?
DEFAULT_AUTO_SAVE_INTERVAL :
ConfigManager::inst()->value(
"ui", "saveinterval" ).toInt();
// The auto save function mustn't run until there is a project
// to save or it will run over recover.mmp if you hesitate at the
// recover messagebox for a minute. It is now started in main.
// See autoSaveTimerReset() in MainWindow.h
}
connect( Engine::getSong(), SIGNAL(playbackStateChanged()),
this, SLOT(updatePlayPauseIcons()));
connect(Engine::getSong(), SIGNAL(modified()), SLOT(onSongModified()));
connect(Engine::getSong(), SIGNAL(projectFileNameChanged()), SLOT(onProjectFileNameChanged()));
maximized = isMaximized();
new QShortcut(QKeySequence(Qt::Key_F11), this, SLOT(toggleFullscreen()));
if (ConfigManager::inst()->value("tooltips", "disabled").toInt())
{
qApp->installEventFilter(this);
}
}
MainWindow::~MainWindow()
{
for( PluginView *view : m_tools )
{
delete view->model();
delete view;
}
// TODO: Close tools
// dependencies are such that the editors must be destroyed BEFORE Song is deletect in Engine::destroy
// see issue #2015 on github
delete getGUI()->automationEditor();
delete getGUI()->pianoRoll();
delete getGUI()->songEditor();
// destroy engine which will do further cleanups etc.
Engine::destroy();
}
void MainWindow::finalize()
{
resetWindowTitle();
setWindowIcon( embed::getIconPixmap( "icon_small" ) );
// project-popup-menu
auto project_menu = new QMenu(this);
menuBar()->addMenu( project_menu )->setText( tr( "&File" ) );
project_menu->addAction( embed::getIconPixmap( "project_new" ),
tr( "&New" ),
this, SLOT(createNewProject()),
QKeySequence::New );
auto templates_menu = new TemplatesMenu( this );
project_menu->addMenu(templates_menu);
project_menu->addAction( embed::getIconPixmap( "project_open" ),
tr( "&Open..." ),
this, SLOT(openProject()),
QKeySequence::Open );
project_menu->addMenu(new RecentProjectsMenu(this));
project_menu->addAction( embed::getIconPixmap( "project_save" ),
tr( "&Save" ),
this, SLOT(saveProject()),
QKeySequence::Save );
project_menu->addAction( embed::getIconPixmap( "project_save" ),
tr( "Save &As..." ),
this, SLOT(saveProjectAs()),
Qt::CTRL + Qt::SHIFT + Qt::Key_S );
project_menu->addAction( embed::getIconPixmap( "project_save" ),
tr( "Save as New &Version" ),
this, SLOT(saveProjectAsNewVersion()),
Qt::CTRL + Qt::ALT + Qt::Key_S );
project_menu->addAction( embed::getIconPixmap( "project_save" ),
tr( "Save as default template" ),
this, SLOT(saveProjectAsDefaultTemplate()));
project_menu->addSeparator();
project_menu->addAction( embed::getIconPixmap( "project_import" ),
tr( "Import..." ),
this,
SLOT(onImportProject()));
project_menu->addAction( embed::getIconPixmap( "project_export" ),
tr( "E&xport..." ),
this,
SLOT(onExportProject()),
Qt::CTRL + Qt::Key_E );
project_menu->addAction( embed::getIconPixmap( "project_export" ),
tr( "E&xport Tracks..." ),
this,
SLOT(onExportProjectTracks()),
Qt::CTRL + Qt::SHIFT + Qt::Key_E );
project_menu->addAction( embed::getIconPixmap( "midi_file" ),
tr( "Export &MIDI..." ),
this,
SLOT(onExportProjectMidi()),
Qt::CTRL + Qt::Key_M );
project_menu->addSeparator();
project_menu->addAction( embed::getIconPixmap( "exit" ), tr( "&Quit" ),
qApp, SLOT(closeAllWindows()),
Qt::CTRL + Qt::Key_Q );
auto edit_menu = new QMenu(this);
menuBar()->addMenu( edit_menu )->setText( tr( "&Edit" ) );
m_undoAction = edit_menu->addAction( embed::getIconPixmap( "edit_undo" ),
tr( "Undo" ),
this, SLOT(undo()),
QKeySequence::Undo );
m_redoAction = edit_menu->addAction( embed::getIconPixmap( "edit_redo" ),
tr( "Redo" ),
this, SLOT(redo()),
QKeySequence::Redo );
// Ensure that both (Ctrl+Y) and (Ctrl+Shift+Z) activate redo shortcut regardless of OS defaults
if (QKeySequence(QKeySequence::Redo) != QKeySequence(Qt::CTRL + Qt::Key_Y))
{
new QShortcut( QKeySequence( Qt::CTRL + Qt::Key_Y ), this, SLOT(redo()));
}
if (QKeySequence(QKeySequence::Redo) != QKeySequence(Qt::CTRL + Qt::SHIFT + Qt::Key_Z ))
{
new QShortcut( QKeySequence( Qt::CTRL + Qt::SHIFT + Qt::Key_Z ), this, SLOT(redo()));
}
edit_menu->addSeparator();
edit_menu->addAction(embed::getIconPixmap("microtuner"), tr("Scales and keymaps"),
this, SLOT(toggleMicrotunerWin()));
edit_menu->addAction(embed::getIconPixmap("setup_general"), tr("Settings"),
this, SLOT(showSettingsDialog()));
connect(edit_menu, SIGNAL(aboutToShow()), this, SLOT(updateUndoRedoButtons()));
m_viewMenu = new QMenu( this );
menuBar()->addMenu( m_viewMenu )->setText( tr( "&View" ) );
connect( m_viewMenu, SIGNAL(aboutToShow()),
this, SLOT(updateViewMenu()));
connect( m_viewMenu, SIGNAL(triggered(QAction*)), this,
SLOT(updateConfig(QAction*)));
m_toolsMenu = new QMenu( this );
for( const Plugin::Descriptor* desc : getPluginFactory()->descriptors(Plugin::Type::Tool) )
{
m_toolsMenu->addAction( desc->logo->pixmap(), desc->displayName );
m_tools.push_back( ToolPlugin::instantiate( desc->name, /*this*/nullptr )
->createView(this) );
}
if( !m_toolsMenu->isEmpty() )
{
menuBar()->addMenu( m_toolsMenu )->setText( tr( "&Tools" ) );
connect( m_toolsMenu, SIGNAL(triggered(QAction*)),
this, SLOT(showTool(QAction*)));
}
// help-popup-menu
auto help_menu = new QMenu(this);
menuBar()->addMenu( help_menu )->setText( tr( "&Help" ) );
// May use offline help
if( true )
{
help_menu->addAction( embed::getIconPixmap( "help" ),
tr( "Online Help" ),
this, SLOT(browseHelp()));
}
else
{
help_menu->addAction( embed::getIconPixmap( "help" ),
tr( "Help" ),
this, SLOT(help()));
}
help_menu->addSeparator();
help_menu->addAction( embed::getIconPixmap( "icon_small" ), tr( "About" ),
this, SLOT(aboutLMMS()));
// create tool-buttons
auto project_new = new ToolButton(
embed::getIconPixmap("project_new"), tr("Create new project"), this, SLOT(createNewProject()), m_toolBar);
auto project_new_from_template = new ToolButton(embed::getIconPixmap("project_new_from_template"),
tr("Create new project from template"), this, SLOT(emptySlot()), m_toolBar);
project_new_from_template->setMenu( templates_menu );
project_new_from_template->setPopupMode( ToolButton::InstantPopup );
auto project_open = new ToolButton(
embed::getIconPixmap("project_open"), tr("Open existing project"), this, SLOT(openProject()), m_toolBar);
auto project_open_recent = new ToolButton(embed::getIconPixmap("project_open_recent"),
tr("Recently opened projects"), this, SLOT(emptySlot()), m_toolBar);
project_open_recent->setMenu( new RecentProjectsMenu(this) );
project_open_recent->setPopupMode( ToolButton::InstantPopup );
auto project_save = new ToolButton(
embed::getIconPixmap("project_save"), tr("Save current project"), this, SLOT(saveProject()), m_toolBar);
auto project_export = new ToolButton(
embed::getIconPixmap("project_export"), tr("Export current project"), this, SLOT(onExportProject()), m_toolBar);
m_metronomeToggle = new ToolButton(
embed::getIconPixmap( "metronome" ),
tr( "Metronome" ),
this, SLOT(onToggleMetronome()),
m_toolBar );
m_metronomeToggle->setCheckable(true);
m_metronomeToggle->setChecked(Engine::getSong()->metronome().active());
m_toolBarLayout->setColumnMinimumWidth( 0, 5 );
m_toolBarLayout->addWidget( project_new, 0, 1 );
m_toolBarLayout->addWidget( project_new_from_template, 0, 2 );
m_toolBarLayout->addWidget( project_open, 0, 3 );
m_toolBarLayout->addWidget( project_open_recent, 0, 4 );
m_toolBarLayout->addWidget( project_save, 0, 5 );
m_toolBarLayout->addWidget( project_export, 0, 6 );
m_toolBarLayout->addWidget( m_metronomeToggle, 0, 7 );
// window-toolbar
auto song_editor_window = new ToolButton(embed::getIconPixmap("songeditor"), tr("Song Editor") + " (Ctrl+1)", this,
SLOT(toggleSongEditorWin()), m_toolBar);
song_editor_window->setShortcut( Qt::CTRL + Qt::Key_1 );
auto pattern_editor_window = new ToolButton(embed::getIconPixmap("pattern_track_btn"),
tr("Pattern Editor") + " (Ctrl+2)", this, SLOT(togglePatternEditorWin()), m_toolBar);
pattern_editor_window->setShortcut(Qt::CTRL + Qt::Key_2);
auto piano_roll_window = new ToolButton(
embed::getIconPixmap("piano"), tr("Piano Roll") + " (Ctrl+3)", this, SLOT(togglePianoRollWin()), m_toolBar);
piano_roll_window->setShortcut( Qt::CTRL + Qt::Key_3 );
auto automation_editor_window = new ToolButton(embed::getIconPixmap("automation"),
tr("Automation Editor") + " (Ctrl+4)", this, SLOT(toggleAutomationEditorWin()), m_toolBar);
automation_editor_window->setShortcut( Qt::CTRL + Qt::Key_4 );
auto mixer_window = new ToolButton(
embed::getIconPixmap("mixer"), tr("Mixer") + " (Ctrl+5)", this, SLOT(toggleMixerWin()), m_toolBar);
mixer_window->setShortcut( Qt::CTRL + Qt::Key_5 );
auto controllers_window = new ToolButton(embed::getIconPixmap("controller"),
tr("Show/hide controller rack") + " (Ctrl+6)", this, SLOT(toggleControllerRack()), m_toolBar);
controllers_window->setShortcut( Qt::CTRL + Qt::Key_6 );
auto project_notes_window = new ToolButton(embed::getIconPixmap("project_notes"),
tr("Show/hide project notes") + " (Ctrl+7)", this, SLOT(toggleProjectNotesWin()), m_toolBar);
project_notes_window->setShortcut( Qt::CTRL + Qt::Key_7 );
m_toolBarLayout->addWidget( song_editor_window, 1, 1 );
m_toolBarLayout->addWidget( pattern_editor_window, 1, 2 );
m_toolBarLayout->addWidget( piano_roll_window, 1, 3 );
m_toolBarLayout->addWidget( automation_editor_window, 1, 4 );
m_toolBarLayout->addWidget( mixer_window, 1, 5 );
m_toolBarLayout->addWidget( controllers_window, 1, 6 );
m_toolBarLayout->addWidget( project_notes_window, 1, 7 );
m_toolBarLayout->setColumnStretch( 100, 1 );
// setup-dialog opened before?
if( !ConfigManager::inst()->value( "app", "configured" ).toInt() )
{
ConfigManager::inst()->setValue( "app", "configured", "1" );
// no, so show it that user can setup everything
SetupDialog sd;
sd.exec();
}
// look whether the audio engine failed to start the audio device selected by the
// user and is using AudioDummy as a fallback
// or the audio device is set to invalid one
else if( Engine::audioEngine()->audioDevStartFailed() || !AudioEngine::isAudioDevNameValid(
ConfigManager::inst()->value( "audioengine", "audiodev" ) ) )
{
// if so, offer the audio settings section of the setup dialog
SetupDialog sd( SetupDialog::ConfigTab::AudioSettings );
sd.exec();
}
// Add editor subwindows
for (QWidget* widget : std::list<QWidget*>{
getGUI()->automationEditor(),
getGUI()->patternEditor(),
getGUI()->pianoRoll(),
getGUI()->songEditor()
})
{
QMdiSubWindow* window = addWindowedWidget(widget);
window->setWindowIcon(widget->windowIcon());
window->setAttribute(Qt::WA_DeleteOnClose, false);
window->resize(widget->sizeHint());
}
getGUI()->automationEditor()->parentWidget()->hide();
getGUI()->patternEditor()->parentWidget()->move(610, 5);
getGUI()->patternEditor()->parentWidget()->hide();
getGUI()->pianoRoll()->parentWidget()->move(5, 5);
getGUI()->pianoRoll()->parentWidget()->hide();
getGUI()->songEditor()->parentWidget()->move(5, 5);
getGUI()->songEditor()->parentWidget()->show();
// reset window title every time we change the state of a subwindow to show the correct title
for( const QMdiSubWindow * subWindow : workspace()->subWindowList() )
{
connect( subWindow, SIGNAL(windowStateChanged(Qt::WindowStates,Qt::WindowStates)), this, SLOT(resetWindowTitle()));
}
}
int MainWindow::addWidgetToToolBar( QWidget * _w, int _row, int _col )
{
int col = ( _col == -1 ) ? m_toolBarLayout->columnCount() + 7 : _col;
if( _w->height() > 32 || _row == -1 )
{
m_toolBarLayout->addWidget( _w, 0, col, 2, 1 );
}
else
{
m_toolBarLayout->addWidget( _w, _row, col );
}
return( col );
}
void MainWindow::addSpacingToToolBar( int _size )
{
m_toolBarLayout->setColumnMinimumWidth( m_toolBarLayout->columnCount() +
7, _size );
}
SubWindow* MainWindow::addWindowedWidget(QWidget *w, Qt::WindowFlags windowFlags)
{
// wrap the widget in our own *custom* window that patches some errors in QMdiSubWindow
auto win = new SubWindow(m_workspace->viewport(), windowFlags);
win->setAttribute(Qt::WA_DeleteOnClose);
win->setWidget(w);
if (w && w->sizeHint().isValid()) {
auto titleBarHeight = win->titleBarHeight();
auto frameWidth = win->frameWidth();
QSize delta(2* frameWidth, titleBarHeight + frameWidth);
win->resize(delta + w->sizeHint());
}
m_workspace->addSubWindow(win);
return win;
}
void MainWindow::resetWindowTitle()
{
QString title(tr( "Untitled" ));
if( Engine::getSong()->projectFileName() != "" )
{
title = QFileInfo( Engine::getSong()->projectFileName()
).completeBaseName();
}
if( Engine::getSong()->isModified() )
{
title += '*';
}
if( getSession() == SessionState::Recover )
{
title += " - " + tr( "Recover session. Please save your work!" );
}
setWindowTitle( title + " - " + tr( "LMMS %1" ).arg( LMMS_VERSION ) );
}
bool MainWindow::mayChangeProject(bool stopPlayback)
{
if( stopPlayback )
{
Engine::getSong()->stop();
}
if( !Engine::getSong()->isModified() && getSession() != SessionState::Recover )
{
return( true );
}
// Separate message strings for modified and recovered files
QString messageTitleRecovered = tr( "Recovered project not saved" );
QString messageRecovered = tr( "This project was recovered from the "
"previous session. It is currently "
"unsaved and will be lost if you don't "
"save it. Do you want to save it now?" );
QString messageTitleUnsaved = tr( "Project not saved" );
QString messageUnsaved = tr( "The current project was modified since "
"last saving. Do you want to save it "
"now?" );
QMessageBox mb( ( getSession() == SessionState::Recover ?
messageTitleRecovered : messageTitleUnsaved ),
( getSession() == SessionState::Recover ?
messageRecovered : messageUnsaved ),
QMessageBox::Question,
QMessageBox::Save,
QMessageBox::Discard,
QMessageBox::Cancel,
this );
int answer = mb.exec();
if( answer == QMessageBox::Save )
{
return( saveProject() );
}
else if( answer == QMessageBox::Discard )
{
if( getSession() == SessionState::Recover )
{
sessionCleanup();
}
return( true );
}
return( false );
}
void MainWindow::clearKeyModifiers()
{
m_keyMods.m_ctrl = false;
m_keyMods.m_shift = false;
m_keyMods.m_alt = false;
}
void MainWindow::saveWidgetState( QWidget * _w, QDomElement & _de )
{
// If our widget is the main content of a window (e.g. piano roll, Mixer, etc),
// we really care about the position of the *window* - not the position of the widget within its window
if( _w->parentWidget() != nullptr &&
_w->parentWidget()->inherits( "QMdiSubWindow" ) )
{
_w = _w->parentWidget();
}
// If the widget is a SubWindow, then we can make use of the getTrueNormalGeometry() method that
// performs the same as normalGeometry, but isn't broken on X11 ( see https://bugreports.qt.io/browse/QTBUG-256 )
auto asSubWindow = qobject_cast<SubWindow*>(_w);
QRect normalGeom = asSubWindow != nullptr ? asSubWindow->getTrueNormalGeometry() : _w->normalGeometry();
bool visible = _w->isVisible();
_de.setAttribute( "visible", visible );
_de.setAttribute( "minimized", _w->isMinimized() );
_de.setAttribute( "maximized", _w->isMaximized() );
_de.setAttribute( "x", normalGeom.x() );
_de.setAttribute( "y", normalGeom.y() );
QSize sizeToStore = normalGeom.size();
_de.setAttribute( "width", sizeToStore.width() );
_de.setAttribute( "height", sizeToStore.height() );
}
void MainWindow::restoreWidgetState( QWidget * _w, const QDomElement & _de )
{
QRect r( qMax( 1, _de.attribute( "x" ).toInt() ),
qMax( 1, _de.attribute( "y" ).toInt() ),
qMax( _w->sizeHint().width(), _de.attribute( "width" ).toInt() ),
qMax( _w->minimumHeight(), _de.attribute( "height" ).toInt() ) );
if( _de.hasAttribute( "visible" ) && !r.isNull() )
{
// If our widget is the main content of a window (e.g. piano roll, Mixer, etc),
// we really care about the position of the *window* - not the position of the widget within its window
if ( _w->parentWidget() != nullptr &&
_w->parentWidget()->inherits( "QMdiSubWindow" ) )
{
_w = _w->parentWidget();
}
// first restore the window, as attempting to resize a maximized window causes graphics glitching
_w->setWindowState( _w->windowState() & ~(Qt::WindowMaximized | Qt::WindowMinimized) );
// Check isEmpty() to work around corrupt project files with empty size
if ( ! r.size().isEmpty() ) {
_w->resize( r.size() );
}
_w->move( r.topLeft() );
// set the window to its correct minimized/maximized/restored state
Qt::WindowStates flags = _w->windowState();
flags = _de.attribute( "minimized" ).toInt() ?
( flags | Qt::WindowMinimized ) :
( flags & ~Qt::WindowMinimized );
flags = _de.attribute( "maximized" ).toInt() ?
( flags | Qt::WindowMaximized ) :
( flags & ~Qt::WindowMaximized );
_w->setWindowState( flags );
_w->setVisible( _de.attribute( "visible" ).toInt() );
}
}
void MainWindow::emptySlot()
{
}
void MainWindow::createNewProject()
{
if( mayChangeProject(true) )
{
Engine::getSong()->createNewProject();
}
}
void MainWindow::openProject()
{
if( mayChangeProject(false) )
{
FileDialog ofd( this, tr( "Open Project" ), "", tr( "LMMS (*.mmp *.mmpz)" ) );
ofd.setDirectory( ConfigManager::inst()->userProjectsDir() );
ofd.setFileMode( FileDialog::ExistingFiles );
if( ofd.exec () == QDialog::Accepted &&
!ofd.selectedFiles().isEmpty() )
{
Song *song = Engine::getSong();
song->stop();
setCursor( Qt::WaitCursor );
song->loadProject( ofd.selectedFiles()[0] );
setCursor( Qt::ArrowCursor );
}
}
}
bool MainWindow::saveProject()
{
if( Engine::getSong()->projectFileName() == "" )
{
return( saveProjectAs() );
}
else if( this->guiSaveProject() )
{
if( getSession() == SessionState::Recover )
{
sessionCleanup();
}
return true;
}
return false;
}
bool MainWindow::saveProjectAs()
{
auto optionsWidget = new SaveOptionsWidget(Engine::getSong()->getSaveOptions());
VersionedSaveDialog sfd( this, optionsWidget, tr( "Save Project" ), "",
tr( "LMMS Project" ) + " (*.mmpz *.mmp);;" +
tr( "LMMS Project Template" ) + " (*.mpt)" );
QString f = Engine::getSong()->projectFileName();
if( f != "" )
{
sfd.setDirectory( QFileInfo( f ).absolutePath() );
sfd.selectFile( QFileInfo( f ).fileName() );
}
else
{
sfd.setDirectory( ConfigManager::inst()->userProjectsDir() );
}
// Don't write over file with suffix if no suffix is provided.
QString suffix = ConfigManager::inst()->value( "app",
"nommpz" ).toInt() == 0
? "mmpz"
: "mmp" ;
sfd.setDefaultSuffix( suffix );
if( sfd.exec () == FileDialog::Accepted &&
!sfd.selectedFiles().isEmpty() && sfd.selectedFiles()[0] != "" )
{
QString fname = sfd.selectedFiles()[0] ;
if( sfd.selectedNameFilter().contains( "(*.mpt)" ) )
{
// Remove the default suffix
fname.remove( "." + suffix );
if( !sfd.selectedFiles()[0].endsWith( ".mpt" ) )
{
if( VersionedSaveDialog::fileExistsQuery( fname + ".mpt",
tr( "Save project template" ) ) )
{
fname += ".mpt";
}
}
}
if( this->guiSaveProjectAs( fname ) )
{
if( getSession() == SessionState::Recover )
{
sessionCleanup();
}
return true;
}
}
return false;
}
bool MainWindow::saveProjectAsNewVersion()
{
QString fileName = Engine::getSong()->projectFileName();
if( fileName == "" )
{
return saveProjectAs();
}
else
{
do VersionedSaveDialog::changeFileNameVersion( fileName, true );
while ( QFile( fileName ).exists() );
return this->guiSaveProjectAs( fileName );
}
}
void MainWindow::saveProjectAsDefaultTemplate()
{
QString defaultTemplate = ConfigManager::inst()->userTemplateDir() + "default.mpt";
QFileInfo fileInfo(defaultTemplate);
if (fileInfo.exists())
{
if (QMessageBox::warning(this,
tr("Overwrite default template?"),
tr("This will overwrite your current default template."),
QMessageBox::Ok,
QMessageBox::Cancel) != QMessageBox::Ok)
{
return;
}
}
Engine::getSong()->saveProjectFile( defaultTemplate );
}
void MainWindow::showSettingsDialog()
{
SetupDialog sd;
sd.exec();
}
void MainWindow::aboutLMMS()
{
AboutDialog(this).exec();
}
void MainWindow::help()
{
QMessageBox::information( this, tr( "Help not available" ),
tr( "Currently there's no help "
"available in LMMS.\n"
"Please visit "
"http://lmms.sf.net/wiki "
"for documentation on LMMS." ),
QMessageBox::Ok );
}
void MainWindow::toggleWindow( QWidget *window, bool forceShow )
{
QWidget *parent = window->parentWidget();
if( forceShow ||
m_workspace->activeSubWindow() != parent ||
parent->isHidden() )
{
parent->show();
window->show();
window->setFocus();
}
else
{
parent->hide();
refocus();
}
// Workaround for Qt Bug #260116
m_workspace->setHorizontalScrollBarPolicy( Qt::ScrollBarAlwaysOff );
m_workspace->setVerticalScrollBarPolicy( Qt::ScrollBarAlwaysOff );
m_workspace->setHorizontalScrollBarPolicy( Qt::ScrollBarAsNeeded );
m_workspace->setVerticalScrollBarPolicy( Qt::ScrollBarAsNeeded );
}
void MainWindow::toggleFullscreen()
{
if ( !isFullScreen() )
{
maximized = isMaximized();
showFullScreen();
}
else
{
maximized ? showMaximized() : showNormal();
}
}
/*
* When an editor window with focus is toggled off, attempt to set focus
* to the next visible editor window, or if none are visible, set focus
* to the parent window.
*/
void MainWindow::refocus()
{
const auto gui = getGUI();
// Attempt to set the focus on the first of these editors that is not hidden...
for (auto editorParent : { gui->songEditor()->parentWidget(), gui->patternEditor()->parentWidget(),
gui->pianoRoll()->parentWidget(), gui->automationEditor()->parentWidget() })
{
if (!editorParent->isHidden())
{
editorParent->setFocus();
return;
}
}
// ... otherwise set the focus on the main window.
this->setFocus();
}
void MainWindow::togglePatternEditorWin( bool forceShow )
{
toggleWindow( getGUI()->patternEditor(), forceShow );