From 3611b0ff3380fd0b18bdc35dd07e7c41423dc19a Mon Sep 17 00:00:00 2001
From: Bo Peng <bpeng@lyx.org>
Date: Tue, 4 Sep 2007 14:34:42 +0000
Subject: [PATCH] Embedding patch 4:  interaction between buffer and the
 embedding dialog. Emit embeddingChanged signal to update the embedding
 dialog.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@20038 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/Buffer.h                                       |  2 ++
 src/buffer_funcs.cpp                               |  5 +++++
 src/frontends/LyXView.cpp                          | 11 +++++++++++
 src/frontends/LyXView.h                            |  4 ++++
 src/frontends/controllers/ControlEmbeddedFiles.cpp |  2 +-
 5 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/src/Buffer.h b/src/Buffer.h
index 9d7d266bf6..6e5ba14546 100644
--- a/src/Buffer.h
+++ b/src/Buffer.h
@@ -144,6 +144,8 @@ public:
 	boost::signal<void()> changed;
 	/// This signal is emitted when the buffer structure is changed.
 	boost::signal<void()> structureChanged;
+	/// This signal is emitted when an embedded file is changed
+	boost::signal<void()> embeddingChanged;
 	/// This signal is emitted when some parsing error shows up.
 	boost::signal<void(std::string)> errors;
 	/// This signal is emitted when some message shows up.
diff --git a/src/buffer_funcs.cpp b/src/buffer_funcs.cpp
index 857bbe6a60..ee2a68a379 100644
--- a/src/buffer_funcs.cpp
+++ b/src/buffer_funcs.cpp
@@ -621,6 +621,11 @@ void updateLabels(Buffer const & buf, bool childonly)
 	cbuf.tocBackend().update();
 	if (!childonly)
 		cbuf.structureChanged();
+	// FIXME
+	// the embedding signal is emitted with structureChanged signal
+	// this is inaccurate so these two will be separated later.
+	cbuf.embeddedFiles().update();
+	cbuf.embeddingChanged();
 }
 
 
diff --git a/src/frontends/LyXView.cpp b/src/frontends/LyXView.cpp
index f36cc12b71..926ceaa59c 100644
--- a/src/frontends/LyXView.cpp
+++ b/src/frontends/LyXView.cpp
@@ -170,6 +170,10 @@ void LyXView::connectBuffer(Buffer & buf)
 		buf.getMasterBuffer()->structureChanged.connect(
 			boost::bind(&LyXView::updateToc, this));
 
+	bufferEmbeddingChangedConnection_ =
+		buf.embeddingChanged.connect(
+			boost::bind(&LyXView::updateEmbeddedFiles, this));
+
 	errorsConnection_ =
 		buf.errors.connect(
 			boost::bind(&LyXView::showErrorList, this, _1));
@@ -200,6 +204,7 @@ void LyXView::disconnectBuffer()
 {
 	errorsConnection_.disconnect();
 	bufferStructureChangedConnection_.disconnect();
+	bufferEmbeddingChangedConnection_.disconnect();
 	messageConnection_.disconnect();
 	busyConnection_.disconnect();
 	titleConnection_.disconnect();
@@ -291,6 +296,12 @@ void LyXView::updateToc()
 }
 
 
+void LyXView::updateEmbeddedFiles()
+{
+	updateDialog("embedding", "");
+}
+
+
 void LyXView::updateToolbars()
 {
 	WorkArea * wa = currentWorkArea();
diff --git a/src/frontends/LyXView.h b/src/frontends/LyXView.h
index a864f23ab8..e7100d6f17 100644
--- a/src/frontends/LyXView.h
+++ b/src/frontends/LyXView.h
@@ -215,6 +215,8 @@ private:
 
 	/// buffer structure changed signal connection
 	boost::signals::connection bufferStructureChangedConnection_;
+	/// embedded file change signal connection
+	boost::signals::connection bufferEmbeddingChangedConnection_;
 	/// buffer errors signal connection
 	boost::signals::connection errorsConnection_;
 	/// buffer messages signal connection
@@ -255,6 +257,8 @@ private:
 protected:
 	///
 	void updateToc();
+	///
+	void updateEmbeddedFiles();
 
 private:
 	int id_;
diff --git a/src/frontends/controllers/ControlEmbeddedFiles.cpp b/src/frontends/controllers/ControlEmbeddedFiles.cpp
index 4887541266..674568020b 100644
--- a/src/frontends/controllers/ControlEmbeddedFiles.cpp
+++ b/src/frontends/controllers/ControlEmbeddedFiles.cpp
@@ -55,7 +55,7 @@ void ControlEmbeddedFiles::updateEmbeddedFiles()
 {
 	// copy buffer embeddedFiles to a local copy
 	kernel().buffer().embeddedFiles().update();
-	//kernel().buffer().embeddingChanged();
+	kernel().buffer().embeddingChanged();
 }