src/mainWindow.cpp

changeset 962
a4b463a7ee82
parent 961
f81445a7abde
child 963
c1526d1877d7
--- a/src/mainWindow.cpp	Sun Aug 30 04:45:16 2015 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,1190 +0,0 @@
-/*
- *  LDForge: LDraw parts authoring CAD
- *  Copyright (C) 2013, 2014 Teemu Piippo
- *
- *  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 3 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.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <QGridLayout>
-#include <QMessageBox>
-#include <QEvent>
-#include <QContextMenuEvent>
-#include <QMenuBar>
-#include <QStatusBar>
-#include <QSplitter>
-#include <QListWidget>
-#include <QToolButton>
-#include <QComboBox>
-#include <QDialogButtonBox>
-#include <QToolBar>
-#include <QProgressBar>
-#include <QLabel>
-#include <QFileDialog>
-#include <QPushButton>
-#include <QCoreApplication>
-#include <QTimer>
-#include <QMetaMethod>
-#include <QSettings>
-#include "main.h"
-#include "glRenderer.h"
-#include "mainWindow.h"
-#include "ldDocument.h"
-#include "configuration.h"
-#include "miscallenous.h"
-#include "colors.h"
-#include "editHistory.h"
-#include "radioGroup.h"
-#include "addObjectDialog.h"
-#include "messageLog.h"
-#include "configuration.h"
-#include "ui_ldforge.h"
-#include "primitives.h"
-#include "editmodes/abstractEditMode.h"
-
-static bool g_isSelectionLocked = false;
-static QMap<QAction*, QKeySequence> g_defaultShortcuts;
-
-CFGENTRY (Bool, ColorizeObjectsList, true)
-CFGENTRY (String, QuickColorToolbar, "4:25:14:27:2:3:11:1:22:|:0:72:71:15")
-CFGENTRY (Bool, ListImplicitFiles, false)
-CFGENTRY (List, HiddenToolbars, {})
-EXTERN_CFGENTRY (List, RecentFiles)
-EXTERN_CFGENTRY (Bool, DrawAxes)
-EXTERN_CFGENTRY (String, MainColor)
-EXTERN_CFGENTRY (Float, MainColorAlpha)
-EXTERN_CFGENTRY (Bool, DrawWireframe)
-EXTERN_CFGENTRY (Bool, BFCRedGreenView)
-EXTERN_CFGENTRY (Bool, DrawAngles)
-EXTERN_CFGENTRY (Bool, RandomColors)
-EXTERN_CFGENTRY (Bool, DrawSurfaces)
-EXTERN_CFGENTRY (Bool, DrawEdgeLines)
-EXTERN_CFGENTRY (Bool, DrawConditionalLines)
-
-// =============================================================================
-//
-MainWindow::MainWindow (QWidget* parent, Qt::WindowFlags flags) :
-	QMainWindow (parent, flags)
-{
-	g_win = this;
-	ui = new Ui_LDForgeUI;
-	ui->setupUi (this);
-	m_updatingTabs = false;
-	m_renderer = new GLRenderer (this);
-	m_tabs = new QTabBar;
-	m_tabs->setTabsClosable (true);
-	ui->verticalLayout->insertWidget (0, m_tabs);
-
-	// Stuff the renderer into its frame
-	QVBoxLayout* rendererLayout = new QVBoxLayout (ui->rendererFrame);
-	rendererLayout->addWidget (R());
-
-	connect (ui->objectList, SIGNAL (itemSelectionChanged()), this, SLOT (slot_selectionChanged()));
-	connect (ui->objectList, SIGNAL (itemDoubleClicked (QListWidgetItem*)), this, SLOT (slot_editObject (QListWidgetItem*)));
-	connect (m_tabs, SIGNAL (currentChanged(int)), this, SLOT (changeCurrentFile()));
-	connect (m_tabs, SIGNAL (tabCloseRequested (int)), this, SLOT (closeTab (int)));
-
-	if (ActivePrimitiveScanner() != null)
-		connect (ActivePrimitiveScanner(), SIGNAL (workDone()), this, SLOT (updatePrimitives()));
-	else
-		updatePrimitives();
-
-	m_msglog = new MessageManager;
-	m_msglog->setRenderer (R());
-	m_renderer->setMessageLog (m_msglog);
-	m_quickColors = LoadQuickColorList();
-	slot_selectionChanged();
-	setStatusBar (new QStatusBar);
-	updateActions();
-
-	// Connect all actions and save default sequences
-	applyToActions ([&](QAction* act)
-	{
-		connect (act, SIGNAL (triggered()), this, SLOT (slot_action()));
-		g_defaultShortcuts[act] = act->shortcut();
-	});
-
-	updateGridToolBar();
-	updateEditModeActions();
-	updateRecentFilesMenu();
-	updateColorToolbar();
-	updateTitle();
-	loadShortcuts (Config::SettingsObject());
-	setMinimumSize (300, 200);
-	connect (qApp, SIGNAL (aboutToQuit()), this, SLOT (slot_lastSecondCleanup()));
-	connect (ui->ringToolHiRes, SIGNAL (clicked (bool)), this, SLOT (ringToolHiResClicked (bool)));
-	connect (ui->ringToolSegments, SIGNAL (valueChanged (int)),
-		this, SLOT (circleToolSegmentsChanged()));
-	circleToolSegmentsChanged(); // invoke it manually for initial label text
-
-	for (QVariant const& toolbarname : cfg::HiddenToolbars)
-	{
-		QToolBar* toolbar = findChild<QToolBar*> (toolbarname.toString());
-
-		if (toolbar != null)
-			toolbar->hide();
-	}
-}
-
-MainWindow::~MainWindow()
-{
-	g_win = null;
-}
-
-// =============================================================================
-//
-void MainWindow::slot_action()
-{
-	// Get the name of the sender object and use it to compose the slot name,
-	// then invoke this slot to call the action.
-	QMetaObject::invokeMethod (this,
-		qPrintable (format ("slot_%1", sender()->objectName())), Qt::DirectConnection);
-	endAction();
-}
-
-// =============================================================================
-//
-void MainWindow::endAction()
-{
-	// Add a step in the history now.
-	CurrentDocument()->addHistoryStep();
-
-	// Update the list item of the current file - we may need to draw an icon
-	// now that marks it as having unsaved changes.
-	updateDocumentListItem (CurrentDocument());
-	refresh();
-}
-
-// =============================================================================
-//
-void MainWindow::slot_lastSecondCleanup()
-{
-	delete m_renderer;
-	delete ui;
-}
-
-// =============================================================================
-//
-void MainWindow::updateRecentFilesMenu()
-{
-	// First, clear any items in the recent files menu
-for (QAction * recent : m_recentFiles)
-		delete recent;
-
-	m_recentFiles.clear();
-
-	QAction* first = null;
-
-	for (const QVariant& it : cfg::RecentFiles)
-	{
-		QString file = it.toString();
-		QAction* recent = new QAction (GetIcon ("open-recent"), file, this);
-
-		connect (recent, SIGNAL (triggered()), this, SLOT (slot_recentFile()));
-		ui->menuOpenRecent->insertAction (first, recent);
-		m_recentFiles << recent;
-		first = recent;
-	}
-}
-
-// =============================================================================
-//
-QList<LDQuickColor> LoadQuickColorList()
-{
-	QList<LDQuickColor> colors;
-
-	for (QString colorname : cfg::QuickColorToolbar.split (":"))
-	{
-		if (colorname == "|")
-			colors << LDQuickColor::getSeparator();
-		else
-		{
-			LDColor color = colorname.toInt();
-
-			if (color.isValid())
-				colors << LDQuickColor (color, null);
-		}
-	}
-
-	return colors;
-}
-
-// =============================================================================
-//
-void MainWindow::updateColorToolbar()
-{
-	m_colorButtons.clear();
-	ui->toolBarColors->clear();
-	ui->toolBarColors->addAction (ui->actionUncolor);
-	ui->toolBarColors->addSeparator();
-
-	for (LDQuickColor& entry : m_quickColors)
-	{
-		if (entry.isSeparator())
-		{
-			ui->toolBarColors->addSeparator();
-		}
-		else
-		{
-			QToolButton* colorButton = new QToolButton;
-			colorButton->setIcon (MakeColorIcon (entry.color(), 16));
-			colorButton->setIconSize (QSize (16, 16));
-			colorButton->setToolTip (entry.color().name());
-
-			connect (colorButton, SIGNAL (clicked()), this, SLOT (slot_quickColor()));
-			ui->toolBarColors->addWidget (colorButton);
-			m_colorButtons << colorButton;
-
-			entry.setToolButton (colorButton);
-		}
-	}
-
-	updateGridToolBar();
-}
-
-// =============================================================================
-//
-void MainWindow::updateGridToolBar()
-{
-	// Ensure that the current grid - and only the current grid - is selected.
-	ui->actionGridCoarse->setChecked (cfg::Grid == Grid::Coarse);
-	ui->actionGridMedium->setChecked (cfg::Grid == Grid::Medium);
-	ui->actionGridFine->setChecked (cfg::Grid == Grid::Fine);
-}
-
-// =============================================================================
-//
-void MainWindow::updateTitle()
-{
-	QString title = format (APPNAME " " VERSION_STRING);
-
-	// Append our current file if we have one
-	if (CurrentDocument())
-	{
-		title += ": ";
-		title += CurrentDocument()->getDisplayName();
-
-		if (CurrentDocument()->getObjectCount() > 0 and
-			CurrentDocument()->getObject (0)->type() == OBJ_Comment)
-		{
-			// Append title
-			LDComment* comm = static_cast <LDComment*> (CurrentDocument()->getObject (0));
-			title += format (": %1", comm->text());
-		}
-
-		if (CurrentDocument()->hasUnsavedChanges())
-			title += '*';
-	}
-
-#ifdef DEBUG
-	title += " [debug build]";
-#elif BUILD_ID != BUILD_RELEASE
-	title += " [pre-release build]";
-#endif // DEBUG
-
-	if (strlen (commitTimeString()))
-		title += format (" (%1)", QString::fromUtf8 (commitTimeString()));
-
-	setWindowTitle (title);
-}
-
-// =============================================================================
-//
-int MainWindow::deleteSelection()
-{
-	if (Selection().isEmpty())
-		return 0;
-
-	LDObjectList selCopy = Selection();
-
-	// Delete the objects that were being selected
-	for (LDObject* obj : selCopy)
-		obj->destroy();
-
-	refresh();
-	return selCopy.size();
-}
-
-// =============================================================================
-//
-void MainWindow::buildObjList()
-{
-	if (not CurrentDocument())
-		return;
-
-	// Lock the selection while we do this so that refreshing the object list
-	// doesn't trigger selection updating so that the selection doesn't get lost
-	// while this is done.
-	g_isSelectionLocked = true;
-
-	for (int i = 0; i < ui->objectList->count(); ++i)
-		delete ui->objectList->item (i);
-
-	ui->objectList->clear();
-
-	for (LDObject* obj : CurrentDocument()->objects())
-	{
-		QString descr;
-
-		switch (obj->type())
-		{
-			case OBJ_Comment:
-			{
-				descr = static_cast<LDComment*> (obj)->text();
-
-				// Remove leading whitespace
-				while (descr[0] == ' ')
-					descr.remove (0, 1);
-
-				break;
-			}
-
-			case OBJ_Empty:
-				break; // leave it empty
-
-			case OBJ_Line:
-			case OBJ_Triangle:
-			case OBJ_Quad:
-			case OBJ_CondLine:
-			{
-				for (int i = 0; i < obj->numVertices(); ++i)
-				{
-					if (i != 0)
-						descr += ", ";
-
-					descr += obj->vertex (i).toString (true);
-				}
-				break;
-			}
-
-			case OBJ_Error:
-			{
-				descr = format ("ERROR: %1", obj->asText());
-				break;
-			}
-
-			case OBJ_Subfile:
-			{
-				LDSubfile* ref = static_cast<LDSubfile*> (obj);
-
-				descr = format ("%1 %2, (", ref->fileInfo()->getDisplayName(), ref->position().toString (true));
-
-				for (int i = 0; i < 9; ++i)
-					descr += format ("%1%2", ref->transform()[i], (i != 8) ? " " : "");
-
-				descr += ')';
-				break;
-			}
-
-			case OBJ_BFC:
-			{
-				descr = LDBFC::StatementStrings[int (static_cast<LDBFC*> (obj)->statement())];
-				break;
-			}
-
-			case OBJ_Overlay:
-			{
-				LDOverlay* ovl = static_cast<LDOverlay*> (obj);
-				descr = format ("[%1] %2 (%3, %4), %5 x %6", g_CameraNames[ovl->camera()],
-					Basename (ovl->fileName()), ovl->x(), ovl->y(),
-					ovl->width(), ovl->height());
-				break;
-			}
-
-			default:
-			{
-				descr = obj->typeName();
-				break;
-			}
-		}
-
-		QListWidgetItem* item = new QListWidgetItem (descr);
-		item->setIcon (GetIcon (obj->typeName()));
-
-		// Use italic font if hidden
-		if (obj->isHidden())
-		{
-			QFont font = item->font();
-			font.setItalic (true);
-			item->setFont (font);
-		}
-
-		// Color gibberish orange on red so it stands out.
-		if (obj->type() == OBJ_Error)
-		{
-			item->setBackground (QColor ("#AA0000"));
-			item->setForeground (QColor ("#FFAA00"));
-		}
-		else if (cfg::ColorizeObjectsList and obj->isColored() and
-			obj->color().isValid() and obj->color() != MainColor and obj->color() != EdgeColor)
-		{
-			// If the object isn't in the main or edge color, draw this list entry in that color.
-			item->setForeground (obj->color().faceColor());
-		}
-
-		obj->qObjListEntry = item;
-		ui->objectList->insertItem (ui->objectList->count(), item);
-	}
-
-	g_isSelectionLocked = false;
-	updateSelection();
-	scrollToSelection();
-}
-
-// =============================================================================
-//
-void MainWindow::scrollToSelection()
-{
-	if (Selection().isEmpty())
-		return;
-
-	LDObject* obj = Selection().last();
-	ui->objectList->scrollToItem (obj->qObjListEntry);
-}
-
-// =============================================================================
-//
-void MainWindow::slot_selectionChanged()
-{
-	if (g_isSelectionLocked == true or CurrentDocument() == null)
-		return;
-
-	LDObjectList priorSelection = Selection();
-
-	// Get the objects from the object list selection
-	CurrentDocument()->clearSelection();
-	const QList<QListWidgetItem*> items = ui->objectList->selectedItems();
-
-	for (LDObject* obj : CurrentDocument()->objects())
-	{
-		for (QListWidgetItem* item : items)
-		{
-			if (item == obj->qObjListEntry)
-			{
-				obj->select();
-				break;
-			}
-		}
-	}
-
-	// The select() method calls may have selected additional items (i.e. invertnexts)
-	// Update it all now.
-	updateSelection();
-
-	// Update the GL renderer
-	LDObjectList compound = priorSelection + Selection();
-	RemoveDuplicates (compound);
-
-	for (LDObject* obj : compound)
-		R()->compileObject (obj);
-
-	R()->update();
-}
-
-// =============================================================================
-//
-void MainWindow::slot_recentFile()
-{
-	QAction* qAct = static_cast<QAction*> (sender());
-	OpenMainModel (qAct->text());
-}
-
-// =============================================================================
-//
-void MainWindow::slot_quickColor()
-{
-	QToolButton* button = static_cast<QToolButton*> (sender());
-	LDColor color = LDColor::nullColor();
-
-	for (const LDQuickColor& entry : m_quickColors)
-	{
-		if (entry.toolButton() == button)
-		{
-			color = entry.color();
-			break;
-		}
-	}
-
-	if (not color.isValid())
-		return;
-
-	for (LDObject* obj : Selection())
-	{
-		if (not obj->isColored())
-			continue; // uncolored object
-
-		obj->setColor (color);
-		R()->compileObject (obj);
-	}
-
-	endAction();
-	refresh();
-}
-
-// =============================================================================
-//
-int MainWindow::getInsertionPoint()
-{
-	// If we have a selection, put the item after it.
-	if (not Selection().isEmpty())
-		return Selection().last()->lineNumber() + 1;
-
-	// Otherwise place the object at the end.
-	return CurrentDocument()->getObjectCount();
-}
-
-// =============================================================================
-//
-void MainWindow::doFullRefresh()
-{
-	buildObjList();
-	m_renderer->hardRefresh();
-}
-
-// =============================================================================
-//
-void MainWindow::refresh()
-{
-	buildObjList();
-	m_renderer->update();
-}
-
-// =============================================================================
-//
-void MainWindow::updateSelection()
-{
-	g_isSelectionLocked = true;
-	QItemSelection itemselect;
-	int top = -1;
-	int bottom = -1;
-
-	for (LDObject* obj : Selection())
-	{
-		if (obj->qObjListEntry == null)
-			continue;
-
-		int row = ui->objectList->row (obj->qObjListEntry);
-
-		if (top == -1)
-		{
-			top = bottom = row;
-		}
-		else
-		{
-			if (row != bottom + 1)
-			{
-				itemselect.select (ui->objectList->model()->index (top, 0),
-					ui->objectList->model()->index (bottom, 0));
-				top = -1;
-			}
-
-			bottom = row;
-		}
-	}
-
-	if (top != -1)
-	{
-		itemselect.select (ui->objectList->model()->index (top, 0),
-			ui->objectList->model()->index (bottom, 0));
-	}
-
-	ui->objectList->selectionModel()->select (itemselect, QItemSelectionModel::ClearAndSelect);
-	g_isSelectionLocked = false;
-}
-
-// =============================================================================
-//
-LDColor MainWindow::getSelectedColor()
-{
-	LDColor result;
-
-	for (LDObject* obj : Selection())
-	{
-		if (not obj->isColored())
-			continue; // This one doesn't use color so it doesn't have a say
-
-		if (result.isValid() and obj->color() != result)
-			return LDColor::nullColor(); // No consensus in object color
-
-		if (not result.isValid())
-			result = obj->color();
-	}
-
-	return result;
-}
-
-// =============================================================================
-//
-void MainWindow::closeEvent (QCloseEvent* ev)
-{
-	// Check whether it's safe to close all files.
-	if (not IsSafeToCloseAll())
-	{
-		ev->ignore();
-		return;
-	}
-
-	// Save the toolbar set
-	cfg::HiddenToolbars.clear();
-
-	for (QToolBar* toolbar : findChildren<QToolBar*>())
-	{
-		if (toolbar->isHidden())
-			cfg::HiddenToolbars << toolbar->objectName();
-	}
-
-	// Save the configuration before leaving.
-	Config::Save();
-	ev->accept();
-}
-
-// =============================================================================
-//
-void MainWindow::spawnContextMenu (const QPoint pos)
-{
-	const bool single = (Selection().size() == 1);
-	LDObject* singleObj = single ? Selection().first() : nullptr;
-
-	bool hasSubfiles = false;
-
-	for (LDObject* obj : Selection())
-	{
-		if (obj->type() == OBJ_Subfile)
-		{
-			hasSubfiles = true;
-			break;
-		}
-	}
-
-	QMenu* contextMenu = new QMenu;
-
-	if (single and singleObj->type() != OBJ_Empty)
-	{
-		contextMenu->addAction (ui->actionEdit);
-		contextMenu->addSeparator();
-	}
-
-	contextMenu->addAction (ui->actionCut);
-	contextMenu->addAction (ui->actionCopy);
-	contextMenu->addAction (ui->actionPaste);
-	contextMenu->addAction (ui->actionDelete);
-	contextMenu->addSeparator();
-	contextMenu->addAction (ui->actionSetColor);
-
-	if (single)
-		contextMenu->addAction (ui->actionEditRaw);
-
-	contextMenu->addAction (ui->actionBorders);
-	contextMenu->addAction (ui->actionSetOverlay);
-	contextMenu->addAction (ui->actionClearOverlay);
-
-	if (hasSubfiles)
-	{
-		contextMenu->addSeparator();
-		contextMenu->addAction (ui->actionOpenSubfiles);
-	}
-
-	contextMenu->addSeparator();
-	contextMenu->addAction (ui->actionModeSelect);
-	contextMenu->addAction (ui->actionModeDraw);
-	contextMenu->addAction (ui->actionModeCircle);
-
-	if (not Selection().isEmpty())
-	{
-		contextMenu->addSeparator();
-		contextMenu->addAction (ui->actionSubfileSelection);
-	}
-
-	if (R()->camera() != EFreeCamera)
-	{
-		contextMenu->addSeparator();
-		contextMenu->addAction (ui->actionSetDrawDepth);
-	}
-
-	contextMenu->exec (pos);
-}
-
-// =============================================================================
-//
-void MainWindow::deleteByColor (LDColor color)
-{
-	LDObjectList objs;
-
-	for (LDObject* obj : CurrentDocument()->objects())
-	{
-		if (not obj->isColored() or obj->color() != color)
-			continue;
-
-		objs << obj;
-	}
-
-	for (LDObject* obj : objs)
-		obj->destroy();
-}
-
-// =============================================================================
-//
-void MainWindow::updateEditModeActions()
-{
-	const EditModeType mode = R()->currentEditModeType();
-	ui->actionModeSelect->setChecked (mode == EditModeType::Select);
-	ui->actionModeDraw->setChecked (mode == EditModeType::Draw);
-	ui->actionModeRectangle->setChecked (mode == EditModeType::Rectangle);
-	ui->actionModeCircle->setChecked (mode == EditModeType::Circle);
-	ui->actionModeMagicWand->setChecked (mode == EditModeType::MagicWand);
-	ui->actionModeLinePath->setChecked (mode == EditModeType::LinePath);
-}
-
-// =============================================================================
-//
-void MainWindow::slot_editObject (QListWidgetItem* listitem)
-{
-	for (LDObject* it : CurrentDocument()->objects())
-	{
-		if (it->qObjListEntry == listitem)
-		{
-			AddObjectDialog::staticDialog (it->type(), it);
-			break;
-		}
-	}
-}
-
-// =============================================================================
-//
-bool MainWindow::save (LDDocument* doc, bool saveAs)
-{
-	QString path = doc->fullPath();
-	int64 savesize;
-
-	if (saveAs or path.isEmpty())
-	{
-		QString name = doc->defaultName();
-
-		if (not doc->fullPath().isEmpty()) 
-			name = doc->fullPath();
-		elif (not doc->name().isEmpty())
-			name = doc->name();
-
-		name.replace ("\\", "/");
-		path = QFileDialog::getSaveFileName (g_win, tr ("Save As"),
-			name, tr ("LDraw files (*.dat *.ldr)"));
-
-		if (path.isEmpty())
-		{
-			// User didn't give a file name, abort.
-			return false;
-		}
-	}
-
-	if (doc->save (path, &savesize))
-	{
-		if (doc == CurrentDocument())
-			updateTitle();
-
-		print ("Saved to %1 (%2)", path, MakePrettyFileSize (savesize));
-
-		// Add it to recent files
-		AddRecentFile (path);
-		return true;
-	}
-
-	QString message = format (tr ("Failed to save to %1: %2"), path, strerror (errno));
-
-	// Tell the user the save failed, and give the option for saving as with it.
-	QMessageBox dlg (QMessageBox::Critical, tr ("Save Failure"), message, QMessageBox::Close, g_win);
-
-	// Add a save-as button
-	QPushButton* saveAsBtn = new QPushButton (tr ("Save As"));
-	saveAsBtn->setIcon (GetIcon ("file-save-as"));
-	dlg.addButton (saveAsBtn, QMessageBox::ActionRole);
-	dlg.setDefaultButton (QMessageBox::Close);
-	dlg.exec();
-
-	if (dlg.clickedButton() == saveAsBtn)
-		return save (doc, true); // yay recursion!
-
-	return false;
-}
-
-void MainWindow::addMessage (QString msg)
-{
-	m_msglog->addLine (msg);
-}
-
-// ============================================================================
-void ObjectList::contextMenuEvent (QContextMenuEvent* ev)
-{
-	g_win->spawnContextMenu (ev->globalPos());
-}
-
-// =============================================================================
-//
-QPixmap GetIcon (QString iconName)
-{
-	return (QPixmap (format (":/icons/%1.png", iconName)));
-}
-
-// =============================================================================
-//
-bool Confirm (const QString& message)
-{
-	return Confirm (MainWindow::tr ("Confirm"), message);
-}
-
-// =============================================================================
-//
-bool Confirm (const QString& title, const QString& message)
-{
-	return QMessageBox::question (g_win, title, message,
-		(QMessageBox::Yes | QMessageBox::No), QMessageBox::No) == QMessageBox::Yes;
-}
-
-// =============================================================================
-//
-void Critical (const QString& message)
-{
-	QMessageBox::critical (g_win, MainWindow::tr ("Error"), message,
-		(QMessageBox::Close), QMessageBox::Close);
-}
-
-// =============================================================================
-//
-QIcon MakeColorIcon (LDColor colinfo, const int size)
-{
-	// Create an image object and link a painter to it.
-	QImage img (size, size, QImage::Format_ARGB32);
-	QPainter paint (&img);
-	QColor col = colinfo.faceColor();
-
-	if (colinfo == MainColor)
-	{
-		// Use the user preferences for main color here
-		col = cfg::MainColor;
-		col.setAlphaF (cfg::MainColorAlpha);
-	}
-
-	// Paint the icon border
-	paint.fillRect (QRect (0, 0, size, size), colinfo.edgeColor());
-
-	// Paint the checkerboard background, visible with translucent icons
-	paint.drawPixmap (QRect (1, 1, size - 2, size - 2), GetIcon ("checkerboard"), QRect (0, 0, 8, 8));
-
-	// Paint the color above the checkerboard
-	paint.fillRect (QRect (1, 1, size - 2, size - 2), col);
-	return QIcon (QPixmap::fromImage (img));
-}
-
-// =============================================================================
-//
-void MakeColorComboBox (QComboBox* box)
-{
-	std::map<LDColor, int> counts;
-
-	for (LDObject* obj : CurrentDocument()->objects())
-	{
-		if (not obj->isColored() or not obj->color().isValid())
-			continue;
-
-		if (counts.find (obj->color()) == counts.end())
-			counts[obj->color()] = 1;
-		else
-			counts[obj->color()]++;
-	}
-
-	box->clear();
-	int row = 0;
-
-	for (const auto& pair : counts)
-	{
-		QIcon ico = MakeColorIcon (pair.first, 16);
-		box->addItem (ico, format ("[%1] %2 (%3 object%4)",
-			pair.first, pair.first.name(), pair.second, Plural (pair.second)));
-		box->setItemData (row, pair.first.index());
-
-		++row;
-	}
-}
-
-// =============================================================================
-//
-void MainWindow::updateDocumentList()
-{
-	m_updatingTabs = true;
-
-	while (m_tabs->count() > 0)
-		m_tabs->removeTab (0);
-
-	for (LDDocument* f : LDDocument::explicitDocuments())
-	{
-		// Add an item to the list for this file and store the tab index
-		// in the document so we can find documents by tab index.
-		f->setTabIndex (m_tabs->addTab (""));
-		updateDocumentListItem (f);
-	}
-
-	m_updatingTabs = false;
-}
-
-// =============================================================================
-//
-void MainWindow::updateDocumentListItem (LDDocument* doc)
-{
-	bool oldUpdatingTabs = m_updatingTabs;
-	m_updatingTabs = true;
-
-	if (doc->tabIndex() == -1)
-	{
-		// We don't have a list item for this file, so the list either doesn't
-		// exist yet or is out of date. Build the list now.
-		updateDocumentList();
-		return;
-	}
-
-	// If this is the current file, it also needs to be the selected item on
-	// the list.
-	if (doc == CurrentDocument())
-		m_tabs->setCurrentIndex (doc->tabIndex());
-
-	m_tabs->setTabText (doc->tabIndex(), doc->getDisplayName());
-
-	// If the document.has unsaved changes, draw a little icon next to it to mark that.
-	m_tabs->setTabIcon (doc->tabIndex(), doc->hasUnsavedChanges() ? GetIcon ("file-save") : QIcon());
-	m_tabs->setTabData (doc->tabIndex(), doc->name());
-	m_updatingTabs = oldUpdatingTabs;
-}
-
-// =============================================================================
-//
-// A file is selected from the list of files on the left of the screen. Find out
-// which file was picked and change to it.
-//
-void MainWindow::changeCurrentFile()
-{
-	if (m_updatingTabs)
-		return;
-
-	LDDocument* file = nullptr;
-	int tabIndex = m_tabs->currentIndex();
-
-	// Find the file pointer of the item that was selected.
-	for (LDDocument* it : LDDocument::explicitDocuments())
-	{
-		if (it->tabIndex() == tabIndex)
-		{
-			file = it;
-			break;
-		}
-	}
-
-	// If we picked the same file we're currently on, we don't need to do
-	// anything.
-	if (file == null or file == CurrentDocument())
-		return;
-
-	LDDocument::setCurrent (file);
-}
-
-// =============================================================================
-//
-void MainWindow::refreshObjectList()
-{
-#if 0
-	ui->objectList->clear();
-	LDDocument* f = getCurrentDocument();
-
-for (LDObject* obj : *f)
-		ui->objectList->addItem (obj->qObjListEntry);
-
-#endif
-
-	buildObjList();
-}
-
-// =============================================================================
-//
-void MainWindow::updateActions()
-{
-	if (CurrentDocument() != null and CurrentDocument()->history() != null)
-	{
-		History* his = CurrentDocument()->history();
-		int pos = his->position();
-		ui->actionUndo->setEnabled (pos != -1);
-		ui->actionRedo->setEnabled (pos < (long) his->getSize() - 1);
-	}
-
-	ui->actionWireframe->setChecked (cfg::DrawWireframe);
-	ui->actionAxes->setChecked (cfg::DrawAxes);
-	ui->actionBFCView->setChecked (cfg::BFCRedGreenView);
-	ui->actionRandomColors->setChecked (cfg::RandomColors);
-	ui->actionDrawAngles->setChecked (cfg::DrawAngles);
-	ui->actionDrawSurfaces->setChecked (cfg::DrawSurfaces);
-	ui->actionDrawEdgeLines->setChecked (cfg::DrawEdgeLines);
-	ui->actionDrawConditionalLines->setChecked (cfg::DrawConditionalLines);
-}
-
-// =============================================================================
-//
-void MainWindow::updatePrimitives()
-{
-	PopulatePrimitives (ui->primitives);
-}
-
-// =============================================================================
-//
-void MainWindow::closeTab (int tabindex)
-{
-	LDDocument* doc = FindDocument (m_tabs->tabData (tabindex).toString());
-
-	if (doc == null)
-		return;
-
-	doc->dismiss();
-}
-
-// =============================================================================
-//
-void MainWindow::loadShortcuts (QSettings const* settings)
-{
-	for (QAction* act : findChildren<QAction*>())
-	{
-		QKeySequence seq = settings->value ("shortcut_" + act->objectName(), act->shortcut()).value<QKeySequence>();
-		act->setShortcut (seq);
-	}
-}
-
-// =============================================================================
-//
-void MainWindow::saveShortcuts (QSettings* settings)
-{
-	applyToActions ([&](QAction* act)
-	{
-		QString const key = "shortcut_" + act->objectName();
-
-		if (g_defaultShortcuts[act] != act->shortcut())
-			settings->setValue (key, act->shortcut());
-		else
-			settings->remove (key);
-	});
-}
-
-// =============================================================================
-//
-void MainWindow::applyToActions (std::function<void(QAction*)> function)
-{
-	for (QAction* act : findChildren<QAction*>())
-	{
-		if (not act->objectName().isEmpty())
-			function (act);
-	}
-}
-
-// =============================================================================
-//
-QKeySequence MainWindow::defaultShortcut (QAction* act) // [static]
-{
-	return g_defaultShortcuts[act];
-}
-
-// =============================================================================
-//
-bool MainWindow::ringToolHiRes() const
-{
-	return ui->ringToolHiRes->isChecked();
-}
-
-// =============================================================================
-//
-int MainWindow::ringToolSegments() const
-{
-	return ui->ringToolSegments->value();
-}
-
-// =============================================================================
-//
-void MainWindow::ringToolHiResClicked (bool checked)
-{
-	if (checked)
-	{
-		ui->ringToolSegments->setMaximum (HighResolution);
-		ui->ringToolSegments->setValue (ui->ringToolSegments->value() * 3);
-	}
-	else
-	{
-		ui->ringToolSegments->setValue (ui->ringToolSegments->value() / 3);
-		ui->ringToolSegments->setMaximum (LowResolution);
-	}
-}
-
-// =============================================================================
-//
-void MainWindow::circleToolSegmentsChanged()
-{
-	int numerator (ui->ringToolSegments->value());
-	int denominator (ui->ringToolHiRes->isChecked() ? HighResolution : LowResolution);
-	Simplify (numerator, denominator);
-	ui->ringToolSegmentsLabel->setText (format ("%1 / %2", numerator, denominator));
-}
-
-// =============================================================================
-//
-QImage GetImageFromScreencap (uchar* data, int w, int h)
-{
-	// GL and Qt formats have R and B swapped. Also, GL flips Y - correct it as well.
-	return QImage (data, w, h, QImage::Format_ARGB32).rgbSwapped().mirrored();
-}
-
-// =============================================================================
-//
-LDQuickColor::LDQuickColor (LDColor color, QToolButton* toolButton) :
-	m_color (color),
-	m_toolButton (toolButton) {}
-
-// =============================================================================
-//
-LDQuickColor LDQuickColor::getSeparator()
-{
-	return LDQuickColor (LDColor::nullColor(), null);
-}
-
-// =============================================================================
-//
-bool LDQuickColor::isSeparator() const
-{
-	return color() == LDColor::nullColor();
-}
-
-void PopulatePrimitives (QTreeWidget* tw, QString const& selectByDefault)
-{
-	tw->clear();
-
-	for (PrimitiveCategory* cat : g_PrimitiveCategories)
-	{
-		SubfileListItem* parentItem = new SubfileListItem (tw, null);
-		parentItem->setText (0, cat->name());
-		QList<QTreeWidgetItem*> subfileItems;
-
-		for (Primitive& prim : cat->prims)
-		{
-			SubfileListItem* item = new SubfileListItem (parentItem, &prim);
-			item->setText (0, format ("%1 - %2", prim.name, prim.title));
-			subfileItems << item;
-
-			// If this primitive is the one the current object points to,
-			// select it by default
-			if (selectByDefault == prim.name)
-				tw->setCurrentItem (item);
-		}
-
-		tw->addTopLevelItem (parentItem);
-	}
-}

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