X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Ffrontends%2Fqt4%2FTocWidget.cpp;h=538c04c177cb894dd2f4045301e7db29fb640087;hb=425d092204118ea6c24c28e85fdf03fcf2bb51a4;hp=05501f16e96ec062c16603f3faf40a59060751c3;hpb=158863fd3b060e8fd47e9cd61c029cd5e674ee64;p=lyx.git

diff --git a/src/frontends/qt4/TocWidget.cpp b/src/frontends/qt4/TocWidget.cpp
index 05501f16e9..538c04c177 100644
--- a/src/frontends/qt4/TocWidget.cpp
+++ b/src/frontends/qt4/TocWidget.cpp
@@ -13,17 +13,28 @@
 
 #include "TocWidget.h"
 
+#include "GuiApplication.h"
 #include "GuiView.h"
 #include "qt_helpers.h"
 #include "TocModel.h"
 
+#include "Buffer.h"
+#include "BufferView.h"
+#include "CutAndPaste.h"
 #include "FuncRequest.h"
+#include "FuncStatus.h"
 #include "LyXFunc.h"
+#include "Menus.h"
+#include "TocBackend.h"
+
+#include "insets/InsetCommand.h"
+#include "insets/InsetRef.h"
 
 #include "support/debug.h"
 #include "support/lassert.h"
 
 #include <QHeaderView>
+#include <QMenu>
 #include <QTimer>
 
 #include <vector>
@@ -34,15 +45,15 @@ namespace lyx {
 namespace frontend {
 
 TocWidget::TocWidget(GuiView & gui_view, QWidget * parent)
-	: QWidget(parent), depth_(0), gui_view_(gui_view)
+	: QWidget(parent), depth_(0), persistent_(false), gui_view_(gui_view)
 {
 	setupUi(this);
 
-	moveOutTB->setIcon(QIcon(":/images/promote.png"));
-	moveInTB->setIcon(QIcon(":/images/demote.png"));
-	moveUpTB->setIcon(QIcon(":/images/up.png"));
-	moveDownTB->setIcon(QIcon(":/images/down.png"));
-	updateTB->setIcon(QIcon(":/images/reload.png"));
+	moveOutTB->setIcon(QIcon(getPixmap("images/", "promote", "png")));
+	moveInTB->setIcon(QIcon(getPixmap("images/", "demote", "png")));
+	moveUpTB->setIcon(QIcon(getPixmap("images/", "up", "png")));
+	moveDownTB->setIcon(QIcon(getPixmap("images/", "down", "png")));
+	updateTB->setIcon(QIcon(getPixmap("images/", "reload", "png")));
 
 	// avoid flickering
 	tocTV->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
@@ -57,6 +68,144 @@ TocWidget::TocWidget(GuiView & gui_view, QWidget * parent)
 
 	// Only one item selected at a time.
 	tocTV->setSelectionMode(QAbstractItemView::SingleSelection);
+
+	// The toc types combo won't change its model.
+	typeCO->setModel(gui_view_.tocModels().nameModel());
+
+	// Make sure the buttons are disabled when first shown without a loaded
+	// Buffer.
+	enableControls(false);
+
+	// make us responsible for the context menu of the tabbar
+	setContextMenuPolicy(Qt::CustomContextMenu);
+	connect(this, SIGNAL(customContextMenuRequested(const QPoint &)),
+		this, SLOT(showContextMenu(const QPoint &)));
+	connect(tocTV, SIGNAL(customContextMenuRequested(const QPoint &)),
+		this, SLOT(showContextMenu(const QPoint &)));
+
+	init(QString());
+}
+
+
+void TocWidget::showContextMenu(const QPoint & pos)
+{
+	std::string name = "context-toc-" + fromqstr(current_type_);
+	QMenu * menu = guiApp->menus().menu(toqstr(name), gui_view_);
+	if (!menu)
+		return;	
+	menu->exec(mapToGlobal(pos));
+}
+
+
+Inset * TocWidget::itemInset() const
+{
+	QModelIndex const & index = tocTV->currentIndex();
+	TocItem const & item =
+		gui_view_.tocModels().currentItem(current_type_, index);
+	DocIterator const & dit = item.dit();
+	
+	Inset * inset = 0;
+	if (current_type_ == "label" 
+		  || current_type_ == "graphics"
+		  || current_type_ == "citation"
+		  || current_type_ == "child")
+		inset = dit.nextInset();
+
+	else if (current_type_ == "branch"
+			 || current_type_ == "index"
+			 || current_type_ == "change")
+		inset = &dit.inset();
+
+	else if (current_type_ == "table" 
+		     || current_type_ == "listing"
+		     || current_type_ == "figure") {
+		DocIterator tmp_dit(dit);
+		tmp_dit.pop_back();
+		inset = &tmp_dit.inset();
+	}
+	return inset;
+}
+
+
+bool TocWidget::getStatus(Cursor & cur, FuncRequest const & cmd,
+	FuncStatus & status) const
+{
+	Inset * inset = itemInset();
+	FuncRequest tmpcmd(cmd);
+
+	QModelIndex const & index = tocTV->currentIndex();
+	TocItem const & item =
+		gui_view_.tocModels().currentItem(current_type_, index);
+
+	switch (cmd.action)
+	{
+	case LFUN_CHANGE_ACCEPT:
+	case LFUN_CHANGE_REJECT:
+	case LFUN_OUTLINE_UP:
+	case LFUN_OUTLINE_DOWN:
+	case LFUN_OUTLINE_IN:
+	case LFUN_OUTLINE_OUT:
+	case LFUN_SECTION_SELECT:
+		status.setEnabled(true);
+		return true;
+
+	case LFUN_LABEL_COPY_AS_REF: {
+		// For labels in math, we need to supply the label as a string
+		FuncRequest label_copy(LFUN_LABEL_COPY_AS_REF, item.asString());
+		if (inset)
+			return inset->getStatus(cur, label_copy, status);
+	}
+
+	default:
+		if (inset)
+			return inset->getStatus(cur, tmpcmd, status);
+	}
+
+	return false;
+}
+
+
+void TocWidget::doDispatch(Cursor & cur, FuncRequest const & cmd)
+{
+	Inset * inset = itemInset();
+	FuncRequest tmpcmd(cmd);
+
+	QModelIndex const & index = tocTV->currentIndex();
+	TocItem const & item =
+		gui_view_.tocModels().currentItem(current_type_, index);
+
+	// Start an undo group.
+	cur.beginUndoGroup();
+
+	switch (cmd.action)
+	{
+	case LFUN_CHANGE_ACCEPT:
+	case LFUN_CHANGE_REJECT:
+	case LFUN_SECTION_SELECT:
+		dispatch(item.action());
+		cur.dispatch(tmpcmd);
+		break;
+
+	case LFUN_LABEL_COPY_AS_REF: {
+		// For labels in math, we need to supply the label as a string
+		FuncRequest label_copy(LFUN_LABEL_COPY_AS_REF, item.asString());
+		if (inset)
+			inset->dispatch(cur, label_copy);
+		break;
+	}
+	
+	case LFUN_OUTLINE_UP:
+	case LFUN_OUTLINE_DOWN:
+	case LFUN_OUTLINE_IN:
+	case LFUN_OUTLINE_OUT:
+		outline(cmd.action);
+		break;
+
+	default:
+		if (inset)
+			inset->dispatch(cur, tmpcmd);
+	}
+	cur.endUndoGroup();
 }
 
 
@@ -66,10 +215,13 @@ void TocWidget::on_tocTV_activated(QModelIndex const & index)
 }
 
 
-void TocWidget::on_tocTV_clicked(QModelIndex const & index)
+void TocWidget::on_tocTV_pressed(QModelIndex const & index)
 {
-	goTo(index);
-	gui_view_.setFocus();
+	Qt::MouseButtons const button = QApplication::mouseButtons();
+	if (button & Qt::LeftButton) {
+		goTo(index);
+		gui_view_.setFocus();
+	}
 }
 
 
@@ -78,7 +230,7 @@ void TocWidget::goTo(QModelIndex const & index)
 	LYXERR(Debug::GUI, "goto " << index.row()
 		<< ", " << index.column());
 
-	gui_view_.tocModels().goTo(typeCO->currentIndex(), index);
+	gui_view_.tocModels().goTo(current_type_, index);
 }
 
 
@@ -90,17 +242,31 @@ void TocWidget::on_updateTB_clicked()
 	gui_view_.tocModels().updateBackend();
 }
 
+
+void TocWidget::on_sortCB_stateChanged(int state)
+{
+	gui_view_.tocModels().sort(current_type_, state == Qt::Checked);
+	updateView();
+}
+
+
+void TocWidget::on_persistentCB_stateChanged(int state)
+{
+	persistent_ = state == Qt::Checked;
+}
+
+
 /* FIXME (Ugras 17/11/06):
-I have implemented a getIndexDepth function to get the model indices. In my
+I have implemented a indexDepth function to get the model indices. In my
 opinion, somebody should derive a new qvariant class for tocModelItem
-which saves the string data and depth information. that will save the
-depth calculation.
-*/
-int TocWidget::getIndexDepth(QModelIndex const & index, int depth)
+which saves the string data and depth information. That will save the
+depth calculation.  */
+
+static int indexDepth(QModelIndex const & index, int depth = -1)
 {
 	++depth;
-	return (index.parent() == QModelIndex())
-		? depth : getIndexDepth(index.parent(),depth);
+	return index.parent() == QModelIndex()
+		? depth : indexDepth(index.parent(), depth);
 }
 
 
@@ -116,25 +282,36 @@ void TocWidget::on_depthSL_valueChanged(int depth)
 void TocWidget::setTreeDepth(int depth)
 {
 	depth_ = depth;
+	if (!tocTV->model())
+		return;
 
+#if QT_VERSION >= 0x040300
+	// this should be faster than our own code below
+	if (depth == 0)
+		tocTV->collapseAll();
+	else
+		tocTV->expandToDepth(depth - 1);
+#else
 	// expanding and then collapsing is probably better,
 	// but my qt 4.1.2 doesn't have expandAll()..
 	//tocTV->expandAll();
 	QModelIndexList indices = tocTV->model()->match(
-		tocTV->model()->index(0,0),
+		tocTV->model()->index(0, 0),
 		Qt::DisplayRole, "*", -1,
 		Qt::MatchFlags(Qt::MatchWildcard|Qt::MatchRecursive));
 
 	int size = indices.size();
 	for (int i = 0; i < size; i++) {
 		QModelIndex index = indices[i];
-		tocTV->setExpanded(index, getIndexDepth(index) < depth_);
+		tocTV->setExpanded(index, indexDepth(index) < depth_);
 	}
+#endif
 }
 
 
-void TocWidget::on_typeCO_currentIndexChanged(int)
+void TocWidget::on_typeCO_currentIndexChanged(int index)
 {
+	current_type_ = typeCO->itemData(index).toString();
 	updateView();
 	gui_view_.setFocus();
 }
@@ -191,90 +368,139 @@ void TocWidget::select(QModelIndex const & index)
 }
 
 
+/// Test whether outlining operation is possible
+static bool canOutline(QString const & type)
+{
+	return type == "tableofcontents";
+}
+
+
 void TocWidget::enableControls(bool enable)
 {
 	updateTB->setEnabled(enable);
 
-	if (!gui_view_.tocModels().canOutline(typeCO->currentIndex()))
+	if (!canOutline(current_type_))
 		enable = false;
 
 	moveUpTB->setEnabled(enable);
 	moveDownTB->setEnabled(enable);
 	moveInTB->setEnabled(enable);
 	moveOutTB->setEnabled(enable);
+}
+
 
-	depthSL->setEnabled(enable);
+/// Test whether synchronized navigation is possible
+static bool canNavigate(QString const & type)
+{
+	// It is not possible to have synchronous navigation in a correct
+	// and efficient way with the label and change type because Toc::item()
+	// does a linear search. Even when fixed, it might even not be desirable
+	// to do so if we want to support drag&drop of labels and references.
+	return type != "label" && type != "change";
 }
 
 
-void TocWidget::updateView()
+/// Test whether sorting is possible
+static bool isSortable(QString const & type)
 {
-	LYXERR(Debug::GUI, "In TocWidget::updateView()");
-	setTocModel();
-	setTreeDepth(depth_);
-	select(gui_view_.tocModels().currentIndex(typeCO->currentIndex()));
+	return type != "tableofcontents";
 }
 
 
-void TocWidget::init(QString const & str)
+void TocWidget::updateView()
 {
-	QStringList const & type_names = gui_view_.tocModels().typeNames();
-	if (type_names.isEmpty()) {
+	if (!gui_view_.documentBufferView()) {
 		enableControls(false);
 		typeCO->setEnabled(false);
-		tocTV->setModel(new QStandardItemModel);
+		tocTV->setModel(0);
 		tocTV->setEnabled(false);
+		depthSL->setMaximum(0);
+		depthSL->setValue(0);
+		persistentCB->setEnabled(false);
+		sortCB->setEnabled(false);
+		depthSL->setEnabled(false);
 		return;
 	}
-
+	sortCB->setEnabled(isSortable(current_type_));
+	depthSL->setEnabled(true);
 	typeCO->setEnabled(true);
-	tocTV->setEnabled(true);
-	int selected_type = gui_view_.tocModels().decodeType(str);
+	tocTV->setEnabled(false);
+	tocTV->setUpdatesEnabled(false);
 
-	QString const current_text = typeCO->currentText();
-	typeCO->blockSignals(true);
-	typeCO->clear();
-	for (int i = 0; i != type_names.size(); ++i)
-		typeCO->addItem(type_names[i]);
-	if (!str.isEmpty())
-		typeCO->setCurrentIndex(selected_type);
-	else {
-		int const new_index = typeCO->findText(current_text);
-		if (new_index != -1)
-			typeCO->setCurrentIndex(new_index);
-		else
-			typeCO->setCurrentIndex(selected_type);
+	QAbstractItemModel * toc_model = gui_view_.tocModels().model(current_type_);
+	if (tocTV->model() != toc_model) {
+		tocTV->setModel(toc_model);
+		tocTV->setEditTriggers(QAbstractItemView::NoEditTriggers);
+		if (persistent_)
+			setTreeDepth(depth_);
 	}
 
-	typeCO->blockSignals(false);
+	sortCB->blockSignals(true);
+	sortCB->setChecked(isSortable(current_type_)
+		&& gui_view_.tocModels().isSorted(current_type_));
+	sortCB->blockSignals(false);
+
+	
+	bool const can_navigate_ = canNavigate(current_type_);
+	persistentCB->setEnabled(can_navigate_);
 
-	// setTocModel produce QTreeView reset and setting depth again
-	// is needed. That must be done after all Qt updates are processed.
-	QTimer::singleShot(0, this, SLOT(updateView()));
+	bool controls_enabled = toc_model && toc_model->rowCount() > 0
+		&& !gui_view_.documentBufferView()->buffer().isReadonly();
+	enableControls(controls_enabled);
+
+	depthSL->setMaximum(gui_view_.tocModels().depth(current_type_));
+	depthSL->setValue(depth_);
+	if (!persistent_ && can_navigate_)
+		setTreeDepth(depth_);
+	if (can_navigate_) {
+		persistentCB->setChecked(persistent_);
+		select(gui_view_.tocModels().currentIndex(current_type_));
+	}
+	tocTV->setEnabled(true);
+	tocTV->setUpdatesEnabled(true);
 }
 
 
-void TocWidget::setTocModel()
+static QString decodeType(QString const & str)
 {
-	int const toc_type = typeCO->currentIndex();
-	QStandardItemModel * toc_model = gui_view_.tocModels().model(toc_type);
-	LASSERT(toc_model, return);
-	
-	if (tocTV->model() != toc_model) {
-		tocTV->setModel(toc_model);
-		tocTV->setEditTriggers(QAbstractItemView::NoEditTriggers);
+	QString type = str;
+	if (type.contains("tableofcontents")) {
+		type = "tableofcontents";
+	} else if (type.contains("floatlist")) {
+		if (type.contains("\"figure"))
+			type = "figure";
+		else if (type.contains("\"table"))
+			type = "table";
+		else if (type.contains("\"algorithm"))
+			type = "algorithm";
 	}
+	return type;
+}
 
-	bool controls_enabled = toc_model->rowCount() > 0;;
-	enableControls(controls_enabled);
 
-	if (controls_enabled) {
-		depthSL->setMaximum(gui_view_.tocModels().depth(toc_type));
-		depthSL->setValue(depth_);
+void TocWidget::init(QString const & str)
+{
+	int new_index;
+	if (str.isEmpty())
+		new_index = typeCO->findData(current_type_);
+	else
+		new_index = typeCO->findData(decodeType(str));
+
+	// If everything else fails, settle on the table of contents which is
+	// guaranted to exist.
+	if (new_index == -1) {
+		current_type_ = "tableofcontents";
+		new_index = typeCO->findData(current_type_);
+	} else {
+		current_type_ = typeCO->itemData(new_index).toString();
 	}
+
+	typeCO->blockSignals(true);
+	typeCO->setCurrentIndex(new_index);
+	typeCO->blockSignals(false);
 }
 
 } // namespace frontend
 } // namespace lyx
 
-#include "TocWidget_moc.cpp"
+#include "moc_TocWidget.cpp"