X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FBufferView.h;h=6cdc68534b3b3d2eed93d7547b1dd8ccf256a421;hb=1dc55bd88b9671ade0b3ad84fcbd992db1c66ca3;hp=830c2d738d1d3d52e2b411839b279a3df8b2f420;hpb=a476cc483945bdb3126602443ab9a1068bbb8397;p=lyx.git

diff --git a/src/BufferView.h b/src/BufferView.h
index 830c2d738d..6cdc68534b 100644
--- a/src/BufferView.h
+++ b/src/BufferView.h
@@ -15,6 +15,7 @@
 #ifndef BUFFER_VIEW_H
 #define BUFFER_VIEW_H
 
+#include "CoordCache.h"
 #include "DocumentClassPtr.h"
 #include "TexRow.h"
 #include "update_flags.h"
@@ -32,7 +33,6 @@ namespace frontend { class GuiBufferViewDelegate; }
 
 class Buffer;
 class Change;
-class CoordCache;
 class Cursor;
 class CursorSlice;
 class Dimension;
@@ -42,6 +42,7 @@ class FuncRequest;
 class FuncStatus;
 class Intl;
 class Inset;
+class InsetMathNest;
 class Length;
 class MathData;
 class MathRow;
@@ -56,6 +57,16 @@ enum CursorStatus {
 	CUR_BELOW
 };
 
+/// How to show cursor
+enum ScrollType {
+	// Make sure row if visible (do nothing if it is visible already)
+	SCROLL_VISIBLE,
+	// Force cursor to be on top of screen
+	SCROLL_TOP,
+	// Force cursor to be at center of screen
+	SCROLL_CENTER
+};
+
 /// Scrollbar Parameters.
 struct ScrollbarParameters
 {
@@ -100,6 +111,8 @@ public:
 	///
 	void setFullScreen(bool full_screen) { full_screen_ = full_screen; }
 
+	/// default value for the margins
+	int defaultMargin() const;
 	/// right margin
 	int rightMargin() const;
 	/// left margin
@@ -152,14 +165,20 @@ public:
 	int horizScrollOffset(Text const * text,
 	                      pit_type pit, pos_type pos) const;
 
-	/// reset the scrollbar to reflect current view position.
-	void updateScrollbar();
+	/// reset the scrollbar parameters to reflect current view position.
+	void updateScrollbarParameters();
 	/// return the Scrollbar Parameters.
 	ScrollbarParameters const & scrollbarParameters() const;
 	/// \return Tool tip for the given position.
 	docstring toolTip(int x, int y) const;
 	/// \return the context menu for the given position.
 	std::string contextMenu(int x, int y) const;
+	/// \return the math inset with a context menu for the given position
+	Inset const * mathContextMenu(InsetMathNest const * inset,
+		CoordCache::Insets const & inset_cache, int x, int y) const;
+	/// \return the clickable math inset for the given position
+	Inset const * clickableMathInset(InsetMathNest const * inset,
+		CoordCache::Insets const & inset_cache, int x, int y) const;
 
 	/// Save the current position as bookmark.
 	/// if idx == 0, save to temp_bookmark
@@ -192,17 +211,17 @@ public:
 	/// This method will automatically scroll and update the BufferView
 	/// (metrics+drawing) if needed.
 	void showCursor();
+
 	/// Ensure the passed cursor \p dit is visible.
 	/// This method will automatically scroll and update the BufferView
 	/// (metrics+drawing) if needed.
-	/// \param recenter Whether the cursor should be centered on screen
-	void showCursor(DocIterator const & dit, bool recenter,
-		bool update);
-	/// Scroll to the cursor.
-	void scrollToCursor();
+	/// \param how Use this scroll strategy
+	/// \param force If true, update screen after scrolling
+	void showCursor(DocIterator const & dit, ScrollType how, bool update);
 	/// Scroll to the cursor.
-	/// \param recenter Whether the cursor should be centered on screen
-	bool scrollToCursor(DocIterator const & dit, bool recenter);
+	/// \param how Use this scroll strategy
+	/// \return true if screen was scrolled
+	bool scrollToCursor(DocIterator const & dit, ScrollType how);
 	/// scroll down document by the given number of pixels.
 	int scrollDown(int pixels);
 	/// scroll up document by the given number of pixels.
@@ -366,6 +385,8 @@ public:
 	bool clickableInset() const;
 	///
 	void makeDocumentClass();
+	/// Are we currently performing a selection with the mouse?
+	bool mouseSelecting() const;
 
 private:
 	/// noncopyable