From 6cdf6bd6ab12d320662ae76bc332d214e11ca6b2 Mon Sep 17 00:00:00 2001
From: Abdelrazak Younes <younes@lyx.org>
Date: Sat, 9 Feb 2008 17:20:23 +0000
Subject: [PATCH] Support full screen in BufferView

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@22899 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/BufferView.cpp                | 14 +++++++++++++-
 src/BufferView.h                  | 16 ++++++++++++----
 src/ParagraphMetrics.cpp          |  6 +++---
 src/ParagraphMetrics.h            |  3 ++-
 src/TextMetrics.cpp               |  6 +++---
 src/frontends/qt4/GuiView.cpp     |  2 ++
 src/frontends/qt4/GuiWorkArea.cpp |  2 +-
 7 files changed, 36 insertions(+), 13 deletions(-)

diff --git a/src/BufferView.cpp b/src/BufferView.cpp
index 4c3ab44f65..d05a064d22 100644
--- a/src/BufferView.cpp
+++ b/src/BufferView.cpp
@@ -257,7 +257,7 @@ struct BufferView::Private
 
 
 BufferView::BufferView(Buffer & buf)
-	: width_(0), height_(0), buffer_(buf), d(new Private(*this))
+	: width_(0), height_(0), full_screen_(false), buffer_(buf), d(new Private(*this))
 {
 	d->xsel_cache_.set = false;
 	d->intl_.initKeyMapper(lyxrc.use_kbmap);
@@ -287,6 +287,18 @@ BufferView::~BufferView()
 }
 
 
+int BufferView::rightMargin() const
+{
+	return full_screen_? width_ / 4 : 10;
+}
+
+
+int BufferView::leftMargin() const
+{
+	return full_screen_? width_ / 4 : 10;
+}
+
+
 Intl & BufferView::getIntl()
 {
 	return d->intl_;
diff --git a/src/BufferView.h b/src/BufferView.h
index 2fe0064188..fe4eaa957f 100644
--- a/src/BufferView.h
+++ b/src/BufferView.h
@@ -79,7 +79,7 @@ struct ScrollbarParameters
 class BufferView {
 public:
 	///
-	BufferView(Buffer & buffer);
+	explicit BufferView(Buffer & buffer);
 	///
 	~BufferView();
 
@@ -87,6 +87,15 @@ public:
 	Buffer & buffer();
 	Buffer const & buffer() const;
 
+	///
+	void setFullScreen(bool full_screen) { full_screen_ = full_screen; }
+
+	/// right margin
+	int rightMargin() const;
+
+	/// left margin
+	int leftMargin() const;
+
 	/// perform pending metrics updates.
 	/** \c Update::FitCursor means first to do a FitCursor, and to
 	 * force an update if screen position changes.
@@ -282,6 +291,8 @@ private:
 	///
 	int height_;
 	///
+	bool full_screen_;
+	///
 	Buffer & buffer_;
 
 	struct Private;
@@ -294,9 +305,6 @@ inline int nestMargin() { return 15; }
 /// margin for changebar
 inline int changebarMargin() { return 12; }
 
-/// right margin
-inline int rightMargin() { return 10; }
-
 } // namespace lyx
 
 #endif // BUFFERVIEW_H
diff --git a/src/ParagraphMetrics.cpp b/src/ParagraphMetrics.cpp
index 873cded4db..a53605c794 100644
--- a/src/ParagraphMetrics.cpp
+++ b/src/ParagraphMetrics.cpp
@@ -195,13 +195,13 @@ void ParagraphMetrics::dump() const
 	}
 }
 
-int ParagraphMetrics::rightMargin(Buffer const & buffer) const
+int ParagraphMetrics::rightMargin(BufferView const & bv) const
 {
-	BufferParams const & params = buffer.params();
+	BufferParams const & params = bv.buffer().params();
 	TextClass const & tclass = params.getTextClass();
 	frontend::FontMetrics const & fm = theFontMetrics(params.getFont());
 	int const r_margin =
-		lyx::rightMargin()
+		bv.rightMargin()
 		+ fm.signedWidth(tclass.rightmargin())
 		+ fm.signedWidth(par_->layout()->rightmargin)
 		* 4 / (par_->getDepth() + 4);
diff --git a/src/ParagraphMetrics.h b/src/ParagraphMetrics.h
index 53f5f4379a..e914522efa 100644
--- a/src/ParagraphMetrics.h
+++ b/src/ParagraphMetrics.h
@@ -33,6 +33,7 @@ namespace lyx {
 typedef std::vector<Row> RowList;
 
 class Buffer;
+class BufferView;
 class BufferParams;
 class Font;
 class Inset;
@@ -76,7 +77,7 @@ public:
 	/// The painter and others use this
 	RowList const & rows() const { return rows_; }
 	///
-	int rightMargin(Buffer const & buffer) const;
+	int rightMargin(BufferView const & bv) const;
 	///
 	int singleWidth(pos_type pos, Font const & Font) const;
 
diff --git a/src/TextMetrics.cpp b/src/TextMetrics.cpp
index 93be5ae5df..69eef18615 100644
--- a/src/TextMetrics.cpp
+++ b/src/TextMetrics.cpp
@@ -220,13 +220,13 @@ bool TextMetrics::metrics(MetricsInfo & mi, Dimension & dim, int min_width)
 
 int TextMetrics::rightMargin(ParagraphMetrics const & pm) const
 {
-	return main_text_? pm.rightMargin(bv_->buffer()) : 0;
+	return main_text_? pm.rightMargin(*bv_) : 0;
 }
 
 
 int TextMetrics::rightMargin(pit_type const pit) const
 {
-	return main_text_? par_metrics_[pit].rightMargin(bv_->buffer()) : 0;
+	return main_text_? par_metrics_[pit].rightMargin(*bv_) : 0;
 }
 
 
@@ -1697,7 +1697,7 @@ int TextMetrics::leftMargin(int max_width,
 	int l_margin = 0;
 
 	if (text_->isMainText(buffer))
-		l_margin += changebarMargin();
+		l_margin += bv_->leftMargin();
 
 	l_margin += theFontMetrics(buffer.params().getFont()).signedWidth(
 		tclass.leftmargin());
diff --git a/src/frontends/qt4/GuiView.cpp b/src/frontends/qt4/GuiView.cpp
index 746f775e99..e858b95ca9 100644
--- a/src/frontends/qt4/GuiView.cpp
+++ b/src/frontends/qt4/GuiView.cpp
@@ -1827,12 +1827,14 @@ bool GuiView::dispatch(FuncRequest const & cmd)
 					setContentsMargins(0, 0, 0, 0);
 #endif
 					d.current_work_area_->setFrameStyle(QFrame::NoFrame);
+					d.current_work_area_->bufferView().setFullScreen(false);
 					menuBar()->show();
 					statusBar()->show();
 				} else {
 					statusBar()->hide();
 					menuBar()->hide();
 					d.current_work_area_->setFrameStyle(QFrame::NoFrame);
+					d.current_work_area_->bufferView().setFullScreen(true);
 #if QT_VERSION >= 0x040300
 					setContentsMargins(-2, -2, -2, -2);
 #endif
diff --git a/src/frontends/qt4/GuiWorkArea.cpp b/src/frontends/qt4/GuiWorkArea.cpp
index f9fe086991..4233c7ffae 100644
--- a/src/frontends/qt4/GuiWorkArea.cpp
+++ b/src/frontends/qt4/GuiWorkArea.cpp
@@ -908,7 +908,7 @@ void GuiWorkArea::inputMethodEvent(QInputMethodEvent * e)
 		rLength = 0;
 	}
 
-	int const right_margin = rightMargin();
+	int const right_margin = buffer_view_->rightMargin();
 	Painter::preedit_style ps;
 	// Most often there would be only one line:
 	preedit_lines_ = 1;
-- 
2.39.5