Allow selection of a local layout file from the document->settings dialog.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@23652 a592a061-630c-0410-9148-cb99ea01b6c8

src/LayoutFile.cpp

@@ -223,9 +223,8 @@ LayoutFileIndex
 				BOOST_ASSERT(sub.size() == 4);
 				// now, create a TextClass with description containing path information
 				string className(sub.str(2) == "" ? textclass : sub.str(2));
-				string description(sub.str(3) + " <" + path + ">");
 				LayoutFile * tmpl = 
-					new LayoutFile(textclass, className, description, true);
+					new LayoutFile(textclass, className, localIndex, true);
 				// This textclass is added on request so it will definitely be
 				// used. Load it now because other load() calls may fail if they
 				// are called in a context without buffer path information.

src/frontends/qt4/GuiDocument.cpp

@@ -870,6 +870,8 @@ GuiDocument::GuiDocument(GuiView & lv)
 		this, SLOT(classChanged()));
 	connect(latexModule->classCO, SIGNAL(activated(int)),
 		this, SLOT(change_adaptor()));
+	connect(latexModule->layoutPB, SIGNAL(clicked()),
+		this, SLOT(browseLayout()));
 	
 	selectionManager = 
 		new ModuleSelMan(latexModule->availableLV, latexModule->selectedLV, 
@@ -1220,6 +1222,49 @@ void GuiDocument::updatePagestyle(string const & items, string const & sel)
 }
 
 
+void GuiDocument::browseLayout()
+{
+	QString const label1 = qt_("Layouts|#o#O");
+	QString const dir1 = toqstr(lyxrc.document_path);
+	FileFilterList const filter(_("LyX Layout (*.layout)"));
+	QString file = browseRelFile(QString(), bufferFilepath(),
+		qt_("Local layout file"), filter, false,
+		label1, dir1);
+
+	if (!suffixIs(fromqstr(file), ".layout"))
+		return;
+
+	FileName layoutFile = makeAbsPath(fromqstr(file),
+		fromqstr(bufferFilepath()));
+	
+	// load the layout file
+	LayoutFileList & bcl = LayoutFileList::get();
+	string classname = layoutFile.onlyFileName();
+	LayoutFileIndex name = bcl.addLayoutFile(
+		classname.substr(0, classname.size() - 7),
+		layoutFile.onlyPath().absFilename());
+
+	if (name.empty()) {
+		Alert::error(_("Error"),
+			_("Unable to read local layout file."));		
+		return;
+	}
+
+	// do not trigger classChanged if there is no change.
+	if (latexModule->classCO->currentText() == toqstr(name))
+		return;
+		
+	// add to combo box
+	int idx = latexModule->classCO->findText(toqstr(name));
+	if (idx == -1) {
+		classes_model_.insertRow(0, toqstr(name), name);
+		latexModule->classCO->setCurrentIndex(0);
+	} else
+		latexModule->classCO->setCurrentIndex(idx);
+	classChanged();
+}
+
+
 void GuiDocument::classChanged()
 {
 	int idx = latexModule->classCO->currentIndex();

src/frontends/qt4/GuiDocument.h

@@ -135,6 +135,7 @@ private Q_SLOTS:
 	void setSkip(int);
 	void enableSkip(bool);
 	void portraitChanged();
+	void browseLayout();
 	void classChanged();
 	void updateModuleInfo();
 	void setExtraEmbeddedFileList();

src/frontends/qt4/ui/LaTeXUi.ui

@@ -19,7 +19,7 @@
    <property name="spacing" >
     <number>6</number>
    </property>
-   <item row="3" column="0" colspan="3" >
+   <item row="3" column="0" colspan="4" >
     <widget class="QGroupBox" name="modulesGB" >
      <property name="title" >
       <string>Modules</string>
@@ -129,7 +129,7 @@
      </property>
     </widget>
    </item>
-   <item row="2" column="2" >
+   <item row="2" column="2" colspan="2">
     <spacer>
      <property name="orientation" >
       <enum>Qt::Horizontal</enum>
@@ -167,6 +167,29 @@
    </item>
    <item row="0" column="1" colspan="2" >
     <widget class="QComboBox" name="classCO" />
+     <property name="sizePolicy" >
+      <sizepolicy>
+       <hsizetype>7</hsizetype>
+       <vsizetype>0</vsizetype>
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+   </item>
+   <item row="0" column="3" >
+    <widget class="QPushButton" name="layoutPB" >
+     <property name="sizePolicy" >
+      <sizepolicy>
+       <hsizetype>1</hsizetype>
+       <vsizetype>0</vsizetype>
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="text" >
+      <string>B&amp;rowse...</string>
+     </property>
+    </widget>
    </item>
    <item row="1" column="0" >
     <widget class="QLabel" name="optionsL" >
@@ -178,7 +201,7 @@
      </property>
     </widget>
    </item>
-   <item row="1" column="1" colspan="2" >
+   <item row="1" column="1" colspan="3" >
     <widget class="QLineEdit" name="optionsLE" />
    </item>
   </layout>