From 0c89888e258c0baaace8f02cf9df81bb9acd3f63 Mon Sep 17 00:00:00 2001
From: John Levon <levon@movementarian.org>
Date: Sun, 17 Nov 2002 08:02:55 +0000
Subject: [PATCH] implement converters

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@5651 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/frontends/qt2/ChangeLog      |  5 +++
 src/frontends/qt2/QPrefs.C       |  2 -
 src/frontends/qt2/QPrefsDialog.C | 66 ++++++++++++++++++++++++++++++++
 src/frontends/qt2/QPrefsDialog.h |  5 +++
 4 files changed, 76 insertions(+), 2 deletions(-)

diff --git a/src/frontends/qt2/ChangeLog b/src/frontends/qt2/ChangeLog
index 2808123733..e005efade6 100644
--- a/src/frontends/qt2/ChangeLog
+++ b/src/frontends/qt2/ChangeLog
@@ -1,3 +1,8 @@
+2002-11-17  John Levon  <levon@movementarian.org>
+
+	* QPrefsDialog.h:
+	* QPrefsDialog.C: implement converters
+ 
 2002-11-17  John Levon  <levon@movementarian.org>
 
 	* QPrefsDialog.C:
diff --git a/src/frontends/qt2/QPrefs.C b/src/frontends/qt2/QPrefs.C
index fc53491e22..e0fbed9b09 100644
--- a/src/frontends/qt2/QPrefs.C
+++ b/src/frontends/qt2/QPrefs.C
@@ -244,8 +244,6 @@ void QPrefs::apply()
 		controller().updateScreenFonts();
 	}
  
-	// FIXME: here we read new converters/ formats
-
 	controller().setConverters(converters_);
 	controller().setFormats(formats_); 
 
diff --git a/src/frontends/qt2/QPrefsDialog.C b/src/frontends/qt2/QPrefsDialog.C
index 3a5e4f6054..f7f3db00ad 100644
--- a/src/frontends/qt2/QPrefsDialog.C
+++ b/src/frontends/qt2/QPrefsDialog.C
@@ -157,6 +157,11 @@ QPrefsDialog::QPrefsDialog(QPrefs * form)
 	connect(fileformatsModule->formatRemovePB, SIGNAL(clicked()), this, SLOT(remove_format()));
 	connect(fileformatsModule->formatModifyPB, SIGNAL(clicked()), this, SLOT(modify_format()));
 	connect(fileformatsModule->formatsLB, SIGNAL(highlighted(int)), this, SLOT(switch_format(int)));
+
+	connect(convertersModule->converterNewPB, SIGNAL(clicked()), this, SLOT(new_converter()));
+	connect(convertersModule->converterRemovePB, SIGNAL(clicked()), this, SLOT(remove_converter()));
+	connect(convertersModule->converterModifyPB, SIGNAL(clicked()), this, SLOT(modify_converter()));
+	connect(convertersModule->convertersLB, SIGNAL(highlighted(int)), this, SLOT(switch_converter(int)));
  
 	// Qt really sucks. This is as ugly as it looks, but the alternative
 	// means having to derive every module == bloat
@@ -275,6 +280,16 @@ void QPrefsDialog::updateConverters()
 { 
 	QPrefConvertersModule * convertmod(convertersModule);
  
+	convertmod->converterFromCO->clear();
+	convertmod->converterToCO->clear();
+ 
+	Formats::const_iterator cit = form_->formats_.begin();
+	Formats::const_iterator end = form_->formats_.end();
+	for (; cit != end; ++cit) {
+		convertmod->converterFromCO->insertItem(cit->prettyname().c_str());
+		convertmod->converterToCO->insertItem(cit->prettyname().c_str());
+	}
+ 
 	convertmod->convertersLB->clear(); 
 
 	Converters::const_iterator ccit = form_->converters_.begin();
@@ -287,6 +302,57 @@ void QPrefsDialog::updateConverters()
 }
 
  
+void QPrefsDialog::switch_converter(int nr)
+{
+	Converter const & c(form_->converters_.get(nr));
+	convertersModule->converterFromCO->setCurrentItem(form_->formats_.getNumber(c.from));
+	convertersModule->converterToCO->setCurrentItem(form_->formats_.getNumber(c.to));
+	convertersModule->converterED->setText(c.command.c_str());
+	convertersModule->converterFlagED->setText(c.flags.c_str());
+}
+
+ 
+// FIXME: we would like to highlight the new entry ... also user must
+// specify unique from/to or it doesn't appear. This is really bad UI
+void QPrefsDialog::new_converter()
+{ 
+	Format const & from(form_->formats_.get(convertersModule->converterFromCO->currentItem())); 
+	Format const & to(form_->formats_.get(convertersModule->converterToCO->currentItem())); 
+ 
+	Converter const * old = form_->converters_.getConverter(from.name(), to.name());
+	form_->converters_.add(from.name(), to.name(), "", "");
+	if (!old) {
+		form_->converters_.updateLast(form_->formats_);
+	}
+	updateConverters();
+}
+
+
+void QPrefsDialog::modify_converter()
+{
+	Format const & from(form_->formats_.get(convertersModule->converterFromCO->currentItem())); 
+	Format const & to(form_->formats_.get(convertersModule->converterToCO->currentItem())); 
+	string flags(convertersModule->converterFlagED->text().latin1());
+	string name(convertersModule->converterED->text().latin1());
+ 
+	Converter const * old = form_->converters_.getConverter(from.name(), to.name());
+	form_->converters_.add(from.name(), to.name(), name, flags);
+	if (!old) {
+		form_->converters_.updateLast(form_->formats_);
+	}
+	updateConverters();
+}
+
+
+void QPrefsDialog::remove_converter()
+{
+	Format const & from(form_->formats_.get(convertersModule->converterFromCO->currentItem())); 
+	Format const & to(form_->formats_.get(convertersModule->converterToCO->currentItem())); 
+	form_->converters_.erase(from.name(), to.name());
+	updateConverters();
+}
+
+ 
 void QPrefsDialog::updateFormats()
 {
 	QPrefFileformatsModule * formatmod(fileformatsModule);
diff --git a/src/frontends/qt2/QPrefsDialog.h b/src/frontends/qt2/QPrefsDialog.h
index 896507c707..d76c3c2d93 100644
--- a/src/frontends/qt2/QPrefsDialog.h
+++ b/src/frontends/qt2/QPrefsDialog.h
@@ -60,6 +60,11 @@ public slots:
 	void modify_format();
 	void remove_format();
  
+	void switch_converter(int);
+	void new_converter();
+	void modify_converter();
+	void remove_converter();
+ 
 protected:
 	void closeEvent(QCloseEvent * e);
  
-- 
2.39.2