- Cleanup and simplify the layout list GUI handling.

- Transfer toolbar, statusbar and layoutlist handling to the frontend.


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@21684 a592a061-630c-0410-9148-cb99ea01b6c8

src/LyXFunc.cpp

@@ -487,17 +487,7 @@ FuncStatus LyXFunc::getStatus(FuncRequest const & cmd) const
 	//lyxerr << "LyXFunc::getStatus: cmd: " << cmd << endl;
 	FuncStatus flag;
 
-	/* In LyX/Mac, when a dialog is open, the menus of the
-	   application can still be accessed without giving focus to
-	   the main window. In this case, we want to disable the menu
-	   entries that are buffer-related.
-
-	   Note that this code is not perfect, as bug 1941 attests:
-	   http://bugzilla.lyx.org/show_bug.cgi?id=1941#c4
-	*/
 	Buffer * buf = lyx_view_? lyx_view_->buffer() : 0;
-	if (lyx_view_ && cmd.origin == FuncRequest::MENU && !lyx_view_->hasFocus())
-		buf = 0;
 
 	if (cmd.action == LFUN_NOACTION) {
 		flag.message(from_utf8(N_("Nothing to do")));
@@ -1888,9 +1878,6 @@ void LyXFunc::dispatch(FuncRequest const & cmd)
 
 			actOnUpdatedPrefs(lyxrc_orig, lyxrc);
 
-			if (lyx_view_ && lyx_view_->buffer())
-				lyx_view_->updateLayoutChoice(true);
-
 			/// We force the redraw in any case because there might be
 			/// some screen font changes.
 			/// FIXME: only the current view will be updated. the Gui
@@ -1940,7 +1927,6 @@ void LyXFunc::dispatch(FuncRequest const & cmd)
 			// (at least partially) visible top-level paragraphs.
 			// We will redraw the screen only if needed.
 			view()->processUpdateFlags(updateFlags);
-			lyx_view_->updateStatusBar();
 
 			// if we executed a mutating lfun, mark the buffer as dirty
 			if (flag.enabled()
@@ -1952,12 +1938,10 @@ void LyXFunc::dispatch(FuncRequest const & cmd)
 			theSelection().haveSelection(view()->cursor().selection());
 
 			if (view()->cursor().inTexted()) {
-				lyx_view_->updateLayoutChoice(false);
 			}
 		}
 	}
 	if (!quitting && lyx_view_) {
-		lyx_view_->updateToolbars();
 		// Some messages may already be translated, so we cannot use _()
 		sendDispatchMessage(translateIfPossible(getMessage()), cmd);
 	}
@@ -2070,7 +2054,6 @@ Buffer * LyXFunc::loadAndViewFile(FileName const & filename, bool tolastfiles)
 
 	if (!newBuffer) {
 		lyx_view_->message(_("Document not loaded."));
-		lyx_view_->updateStatusBar();
 		lyx_view_->setBusy(false);
 		return 0;
 	}

src/frontends/LyXView.h

@@ -70,12 +70,6 @@ public:
 
 	//@}
 
-	/// updates the possible layouts selectable
-	virtual void updateLayoutChoice(bool force) = 0;
-	/// update the toolbar
-	virtual void updateToolbars() = 0;
-	/// update the status bar
-	virtual void updateStatusBar() = 0;
 	/// display a message in the view
 	virtual void message(docstring const &) = 0;
 
@@ -84,14 +78,6 @@ public:
 	/// dispatch to current BufferView
 	virtual void dispatch(FuncRequest const & cmd) = 0;
 
-	/** redraw \c inset in all the BufferViews in which it is currently
-	 *  visible. If successful return a pointer to the owning Buffer.
-	 */
-	virtual Buffer const * updateInset(Inset const *) = 0;
-
-	/// returns true if this view has the focus.
-	virtual bool hasFocus() const = 0;
-
 	///
 	virtual void restartCursor() = 0;
 	
@@ -100,14 +86,10 @@ public:
 	//
 	virtual void errors(std::string const &) = 0;
 
-
 	//
 	// This View's Dialogs
 	//
 	
-	/// Hide all visible dialogs
-	virtual void hideAll() const = 0;
-
 	/** \param name == "bibtex", "citation" etc; an identifier used to
 	    launch a particular dialog.
 	    \param data is a string representation of the Inset contents.

src/frontends/qt4/GuiToolbar.cpp

@@ -16,6 +16,8 @@
 
 #include "Buffer.h"
 #include "BufferParams.h"
+#include "BufferView.h"
+#include "Cursor.h"
 #include "debug.h"
 #include "FuncRequest.h"
 #include "FuncStatus.h"
@@ -23,6 +25,7 @@
 #include "IconPalette.h"
 #include "Layout.h"
 #include "LyXFunc.h"
+#include "Paragraph.h"
 #include "TextClass.h"
 #include "ToolbarBackend.h"
 
@@ -227,12 +230,6 @@ static QIcon getIcon(FuncRequest const & f, bool unknown)
 }
 
 
-static TextClass const & textClass(LyXView const & lv)
-{
-	return lv.buffer()->params().getTextClass();
-}
-
-
 /////////////////////////////////////////////////////////////////////
 //
 // GuiLayoutBox
@@ -249,22 +246,23 @@ GuiLayoutBox::GuiLayoutBox(GuiView & owner)
 
 	QObject::connect(this, SIGNAL(activated(QString)),
 			 this, SLOT(selected(QString)));
+	owner_.setLayoutDialog(this);
 }
 
 
 void GuiLayoutBox::set(docstring const & layout)
 {
-	TextClass const & tc = textClass(owner_);
+	if (!text_class_)
+		return;
 
-	QString const & name = toqstr(translateIfPossible(tc[layout]->name()));
+	QString const & name = toqstr(translateIfPossible(
+		(*text_class_)[layout]->name()));
 
-	int i = 0;
-	for (; i < count(); ++i) {
-		if (name == itemText(i))
-			break;
-	}
+	if (name == currentText())
+		return;
 
-	if (i == count()) {
+	int i = findText(name);
+	if (i == -1) {
 		lyxerr << "Trying to select non existent layout type "
 			<< fromqstr(name) << endl;
 		return;
@@ -297,15 +295,30 @@ void GuiLayoutBox::addItemSort(QString const & item, bool sorted)
 }
 
 
-void GuiLayoutBox::updateContents()
+void GuiLayoutBox::updateContents(bool reset)
 {
-	TextClass const & tc = textClass(owner_);
+	Buffer const * buffer = owner_.buffer();
+	if (!buffer) {
+		clear();
+		setEnabled(false);
+		text_class_ = 0;
+		return;
+	}
+
+	setEnabled(true);
+	TextClass const * text_class = &buffer->params().getTextClass();
+	if (!reset && text_class_ == text_class) {
+		set(owner_.view()->cursor().innerParagraph().layout()->name());
+		return;
+	}
+
+	text_class_ = text_class;
 
 	setUpdatesEnabled(false);
 	clear();
 
-	TextClass::const_iterator it = tc.begin();
-	TextClass::const_iterator const end = tc.end();
+	TextClass::const_iterator it = text_class_->begin();
+	TextClass::const_iterator const end = text_class_->end();
 	for (; it != end; ++it) {
 		// ignore obsolete entries
 		addItemSort(toqstr(translateIfPossible((*it)->name())), lyxrc.sort_layouts);
@@ -316,6 +329,7 @@ void GuiLayoutBox::updateContents()
 	// needed to recalculate size hint
 	hide();
 	setMinimumWidth(sizeHint().width());
+	set(owner_.view()->cursor().innerParagraph().layout()->name());
 	show();
 
 	setUpdatesEnabled(true);
@@ -325,10 +339,13 @@ void GuiLayoutBox::updateContents()
 void GuiLayoutBox::selected(const QString & str)
 {
 	owner_.setFocus();
-	TextClass const & tc = owner_.buffer()->params().getTextClass();
+	updateContents(false);
+	if (!text_class_)
+		return;
+
 	docstring const name = qstring_to_ucs4(str);
-	TextClass::const_iterator it  = tc.begin();
-	TextClass::const_iterator const end = tc.end();
+	TextClass::const_iterator it  = text_class_->begin();
+	TextClass::const_iterator const end = text_class_->end();
 	for (; it != end; ++it) {
 		docstring const & itname = (*it)->name();
 		if (translateIfPossible(itname) == name) {
@@ -517,6 +534,9 @@ void GuiToolbar::updateContents()
 	for (int i = 0; i < actions_.size(); ++i)
 		actions_[i]->update();
 
+	if (layout_)
+		layout_->setEnabled(lyx::getStatus(FuncRequest(LFUN_LAYOUT)).enabled());
+
 	// emit signal
 	updated();
 }

src/frontends/qt4/GuiToolbar.h

@@ -24,6 +24,7 @@
 
 namespace lyx {
 
+class TextClass;
 class ToolbarItem;
 
 namespace frontend {
@@ -42,7 +43,7 @@ public:
 	/// select the right layout in the combobox.
 	void set(docstring const & layout);
 	/// Populate the layout combobox.
-	void updateContents();
+	void updateContents(bool reset);
 	/// Add Item to Layout box according to sorting settings from preferences
 	void addItemSort(QString const & item, bool sorted);
 
@@ -51,6 +52,7 @@ private Q_SLOTS:
 
 private:
 	GuiView & owner_;
+	TextClass const * text_class_;
 };
 
 
@@ -68,7 +70,6 @@ public:
 	void saveInfo(ToolbarSection::ToolbarInfo & info);
 	/// Refresh the contents of the bar.
 	void updateContents();
-	GuiLayoutBox * layout() const { return layout_; }
 	///
 	GuiCommandBuffer * commandBuffer() { return command_buffer_; }
 

src/frontends/qt4/GuiToolbars.cpp

@@ -41,9 +41,7 @@ namespace frontend {
 #define TurnOffFlag(x)  flags &= ~ToolbarInfo::x
 
 GuiToolbars::GuiToolbars(GuiView & owner)
-	: owner_(owner),
-	  layout_(0),
-	  last_textclass_(TextClassPtr())
+	: owner_(owner)
 {
 	init();
 }
@@ -288,41 +286,6 @@ void GuiToolbars::saveToolbarInfo()
 }
 
 
-void GuiToolbars::setLayout(docstring const & layout)
-{
-	if (layout_)
-		layout_->set(layout);
-}
-
-
-bool GuiToolbars::updateLayoutList(TextClassPtr textclass, bool force)
-{
-	// update the layout display
-	if (last_textclass_ != textclass || force) {
-		if (layout_)
-			layout_->updateContents();
-		last_textclass_ = textclass;
-		return true;
-	} else
-		return false;
-}
-
-
-void GuiToolbars::openLayoutList()
-{
-	if (layout_)
-		layout_->showPopup();
-}
-
-
-void GuiToolbars::clearLayoutList()
-{
-	last_textclass_ = TextClassPtr();
-	if (layout_)
-		layout_->clear();
-}
-
-
 void GuiToolbars::add(ToolbarInfo const & tbinfo, bool newline)
 {
 	GuiToolbar * tb_ptr = owner_.makeToolbar(tbinfo, newline);
@@ -332,9 +295,6 @@ void GuiToolbars::add(ToolbarInfo const & tbinfo, bool newline)
 		tb_ptr->show();
 	else
 		tb_ptr->hide();
-
-	if (tb_ptr->layout())
-		layout_ = tb_ptr->layout();
 }
 
 
@@ -360,12 +320,6 @@ void GuiToolbars::updateIcons()
 	ToolbarsMap::const_iterator const end = toolbars_.end();
 	for (; it != end; ++it)
 		it->second->updateContents();
-
-	bool const enable =
-		lyx::getStatus(FuncRequest(LFUN_LAYOUT)).enabled();
-
-	if (layout_)
-		layout_->setEnabled(enable);
 }
 
 

src/frontends/qt4/GuiToolbars.h

@@ -26,7 +26,6 @@ class ToolbarInfo;
 
 namespace frontend {
 
-class GuiLayoutBox;
 class GuiToolbar;
 class GuiView;
 
@@ -59,19 +58,6 @@ public:
 	/// save toolbar information
 	void saveToolbarInfo();
 
-	/// Select the right layout in the combox.
-	void setLayout(docstring const & layout);
-
-	/** Populate the layout combox - returns whether we did a full
-	 *  update or not
-	 */
-	bool updateLayoutList(TextClassPtr textclass, bool force);
-
-	/// Drop down the layout list.
-	void openLayoutList();
-	/// Erase the layout list.
-	void clearLayoutList();
-
 	/// Show or hide the command buffer.
 	void showCommandBuffer(bool show_it);
 
@@ -92,15 +78,6 @@ private:
 	/// The parent window.
 	GuiView & owner_;
 
-	/** The layout box is actually owned by whichever toolbar
-	 *  contains it. All the Toolbars class needs is a means of
-	 *  accessing it.
-	 *
-	 *  We don't need to use boost::weak_ptr here because the toolbars
-	 *  are also stored here. There are, therefore, no lifetime issues.
-	 */
-	GuiLayoutBox * layout_;
-
 	/// Toolbar store providing access to individual toolbars by name.
 	typedef std::map<std::string, GuiToolbar *> ToolbarsMap;
 	ToolbarsMap toolbars_;

src/frontends/qt4/GuiView.cpp

@@ -155,7 +155,7 @@ typedef boost::shared_ptr<Dialog> DialogPtr;
 struct GuiView::GuiViewPrivate
 {
 	GuiViewPrivate()
-		: current_work_area_(0), posx_offset(0), posy_offset(0),
+		: current_work_area_(0), layout_(0),
 		autosave_timeout_(new Timeout(5000)), quitting_by_menu_(false),
 		in_show_(false)
 	{
@@ -263,9 +263,6 @@ public:
 	string cur_title;
 
 	GuiWorkArea * current_work_area_;
-	int posx_offset;
-	int posy_offset;
-
 	QSplitter * splitter_;
 	QStackedWidget * stack_widget_;
 	BackgroundWidget * bg_widget_;
@@ -273,8 +270,16 @@ public:
 	GuiMenubar * menubar_;
 	/// view's toolbars
 	GuiToolbars * toolbars_;
-	///
-	docstring current_layout;
+	/// The main layout box.
+	/** 
+	 * \warning Don't Delete! The layout box is actually owned by
+	 * whichever toolbar contains it. All the GuiView class needs is a
+	 * means of accessing it.
+	 *
+	 * FIXME: replace that with a proper model so that we are not limited
+	 * to only one dialog.
+	 */
+	GuiLayoutBox * layout_;
 
 	///
 	std::map<std::string, Inset *> open_insets_;
@@ -538,7 +543,7 @@ void GuiView::on_currentWorkAreaChanged(GuiWorkArea * wa)
 	// require bv_->text.
 	updateBufferDependent(true);
 	updateToolbars();
-	updateLayoutChoice(false);
+	updateLayoutList();
 	updateStatusBar();
 }
 
@@ -787,26 +792,16 @@ void GuiView::removeWorkArea(GuiWorkArea * work_area)
 }
 
 
-void GuiView::updateLayoutChoice(bool force)
+void GuiView::setLayoutDialog(GuiLayoutBox * layout)
 {
-	// Don't show any layouts without a buffer
-	if (!buffer()) {
-		d.toolbars_->clearLayoutList();
-		return;
-	}
+	d.layout_ = layout;
+}
 
-	// Update the layout display
-	if (d.toolbars_->updateLayoutList(buffer()->params().getTextClassPtr(), force)) {
-		d.current_layout = buffer()->params().getTextClass().defaultLayoutName();
-	}
 
-	docstring const & layout = d.current_work_area_->bufferView().cursor().
-		innerParagraph().layout()->name();
-
-	if (layout != d.current_layout) {
-		d.toolbars_->setLayout(layout);
-		d.current_layout = layout;
-	}
+void GuiView::updateLayoutList()
+{
+	if (d.layout_)
+		d.layout_->updateContents(false);
 }
 
 
@@ -956,6 +951,17 @@ FuncStatus GuiView::getStatus(FuncRequest const & cmd)
 	bool enable = true;
 	Buffer * buf = buffer();
 
+	/* In LyX/Mac, when a dialog is open, the menus of the
+	   application can still be accessed without giving focus to
+	   the main window. In this case, we want to disable the menu
+	   entries that are buffer-related.
+
+	   Note that this code is not perfect, as bug 1941 attests:
+	   http://bugzilla.lyx.org/show_bug.cgi?id=1941#c4
+	*/
+	if (cmd.origin == FuncRequest::MENU && !hasFocus())
+		buf = 0;
+
 	switch(cmd.action) {
 	case LFUN_TOOLBAR_TOGGLE:
 		flag.setOnOff(d.toolbars_->visible(cmd.getArg(0)));
@@ -1030,7 +1036,8 @@ void GuiView::dispatch(FuncRequest const & cmd)
 			break;
 		}
 		case LFUN_DROP_LAYOUTS_CHOICE:
-			d.toolbars_->openLayoutList();
+			if (d.layout_)
+				d.layout_->showPopup();
 			break;
 
 		case LFUN_MENU_OPEN:

src/frontends/qt4/GuiView.h

@@ -36,6 +36,7 @@ class ToolbarInfo;
 namespace frontend {
 
 class Dialog;
+class GuiLayoutBox;
 class GuiToolbar;
 class GuiWorkArea;
 
@@ -63,18 +64,24 @@ public:
 	void close();
 	void setFocus();
 	void setBusy(bool);
+	/// returns true if this view has the focus.
+	bool hasFocus() const;
 
 	/// add toolbar, if newline==true, add a toolbar break before the toolbar
 	GuiToolbar * makeToolbar(ToolbarInfo const & tbinfo, bool newline);
 	virtual void updateStatusBar();
 	virtual void message(docstring const & str);
-	virtual bool hasFocus() const;
-	void updateLayoutChoice(bool force);
+
+	/// updates the possible layouts selectable
+	void updateLayoutList();
 	void updateToolbars();
 	QMenu * createPopupMenu();
 	FuncStatus getStatus(FuncRequest const & cmd);
 	void dispatch(FuncRequest const & cmd);
 
+	///
+	void setLayoutDialog(GuiLayoutBox *);
+
 	/// \return the buffer currently shown in this window
 	Buffer * buffer();
 	Buffer const * buffer() const;

src/frontends/qt4/GuiWorkArea.cpp

@@ -323,6 +323,8 @@ void GuiWorkArea::redraw()
 	updateScreen();
 	update(0, 0, viewport()->width(), viewport()->height());
 
+	lyx_view_->updateStatusBar();
+
 	if (lyxerr.debugging(Debug::WORKAREA))
 		buffer_view_->coordCache().dump();
 }
@@ -336,6 +338,8 @@ void GuiWorkArea::processKeySym(KeySymbol const & key, KeyModifier mod)
 
 	theLyXFunc().setLyXView(lyx_view_);
 	theLyXFunc().processKeySym(key, mod);
+	lyx_view_->updateLayoutList();
+	lyx_view_->updateToolbars();
 }
 
 
@@ -372,7 +376,7 @@ void GuiWorkArea::dispatch(FuncRequest const & cmd0, KeyModifier mod)
 
 	// Skip these when selecting
 	if (cmd.action != LFUN_MOUSE_MOTION) {
-		lyx_view_->updateLayoutChoice(false);
+		lyx_view_->updateLayoutList();
 		lyx_view_->updateToolbars();
 	}
 
@@ -396,7 +400,7 @@ void GuiWorkArea::resizeBufferView()
 	// We are already inside a paint event.
 	lyx_view_->setBusy(true);
 	buffer_view_->resize(viewport()->width(), viewport()->height());
-	lyx_view_->updateLayoutChoice(false);
+	lyx_view_->updateLayoutList();
 	lyx_view_->setBusy(false);
 	need_resize_ = false;
 }
@@ -502,7 +506,7 @@ void GuiWorkArea::adjustViewWithScrollBar(int action)
 
 	if (lyxrc.cursor_follows_scrollbar) {
 		buffer_view_->setCursorFromScrollbar();
-		lyx_view_->updateLayoutChoice(false);
+		lyx_view_->updateLayoutList();
 	}
 	// Show the cursor immediately after any operation.
 	startBlinkingCursor();