X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fcursor.h;h=1ec6255b0b8ee38b220ec36607e04eead5e542d3;hb=9ee46b846e5e84ad40ceda4f4af94aeb86cd90a2;hp=ad99a3e6e18fa26695d89bd7e62cb3d5ea0614c5;hpb=94d27f8a11a46e9a22d8fc088889913b7d9cdd92;p=lyx.git

diff --git a/src/cursor.h b/src/cursor.h
index ad99a3e6e1..1ec6255b0b 100644
--- a/src/cursor.h
+++ b/src/cursor.h
@@ -22,6 +22,8 @@ class Buffer;
 class BufferView;
 class FuncStatus;
 class FuncRequest;
+class Point;
+class LyXFont;
 
 // these should go
 class MathUnknownInset;
@@ -41,9 +43,6 @@ public:
 	void dispatch(FuncRequest const & cmd);
 	/// get the resut of the last dispatch
 	DispatchResult result() const;
-	/// are we willing to handle this event?
-	bool getStatus(FuncRequest const & cmd, FuncStatus & flag);
-
 	/// add a new cursor slice
 	void push(InsetBase & inset);
 	/// add a new cursor slice, place cursor on left end
@@ -54,8 +53,10 @@ public:
 	bool popLeft();
 	/// pop one slice off the cursor stack and go right
 	bool popRight();
+	/// make sure we are outside of given inset
+	void leaveInset(InsetBase const & inset);
 	/// sets cursor part
-	void setCursor(DocIterator const & it, bool sel);
+	void setCursor(DocIterator const & it);
 
 	//
 	// selection
@@ -101,8 +102,6 @@ public:
 	bool & macromode() { return macromode_; }
 	/// returns x,y position
 	void getPos(int & x, int & y) const;
-	/// returns cursor dimension
-	void getDim(int & asc, int & desc) const;
 
 	//
 	// common part
@@ -119,10 +118,14 @@ public:
 	/// insert a string
 	void insert(std::string const & str);
 
+	/// in pixels from left of screen
+	int targetX() const;
 	/// write acess to target x position of cursor
 	int & x_target();
 	/// return target x position of cursor
 	int x_target() const;
+	/// set targetX in current position
+	void setTargetX();
 	/// clear target x position of cursor
 	void clearTargetX();
 
@@ -143,14 +146,33 @@ public:
 	void reset(InsetBase &);
 	/// for spellchecking
 	void replaceWord(std::string const & replacestring);
-	/// the event was not (yet) dispatched
+	/**
+	 * the event was not (yet) dispatched.
+	 *
+	 * Should only be called by an inset's doDispatch() method. It means:
+	 * I, the doDispatch() method of InsetFoo, hereby declare that I am
+	 * not able to handle that request and trust my parent will do the
+	 * Right Thing (even if my getStatus partner said that I can do it).
+	 * It is sort of a kludge that should be used only rarely...
+	 */
 	void undispatched();
 	/// the event was already dispatched
 	void dispatched();
 	/// call update() when done
 	void needsUpdate();
-	/// don't call update() when done
+	/**
+	 * don't call update() when done
+	 *
+	 * Should only be called by an inset's doDispatch() method. It means:
+	 * I handled that request and I can reassure you that the screen does
+	 * not need to be re-drawn and all entries in the coord cache stay
+	 * valid (and there are no other things to put in the coord cache).
+	 * This is a fairly rare event as well and only some optimization.
+	 * Not using noUpdate() should never be wrong.
+	 */
 	void noUpdate();
+	/// fix cursor in circumstances that should never happen
+	void fixIfBroken();
 
 	/// output
 	friend std::ostream & operator<<(std::ostream & os, LCursor const & cur);
@@ -165,6 +187,7 @@ public:
 	///
 	DispatchResult disp_;
 
+
 private:
 	/**
 	 * The target x position of the cursor. This is used for when
@@ -183,6 +206,13 @@ private:
 	bool selection_;
 	/// are we on the way to get one?
 	bool mark_;
+	/// If true, we are behind the previous char, otherwise we are in front
+	// of the next char. This only make a difference when we are in front
+	// of a big inset spanning a whole row and computing coordinates for
+	// displaying the cursor.
+	bool logicalpos_;
+
+private:
 
 	//
 	// math specific stuff that could be promoted to "global" later
@@ -225,11 +255,11 @@ public:
 
 	/// in pixels from top of screen
 	void setScreenPos(int x, int y);
-	/// in pixels from left of screen
-	int targetX() const;
 	/// current offset in the top cell
-	/// interpret name a name of a macro
-	void macroModeClose();
+
+	/// interpret name a name of a macro. Returns true if
+	/// something got inserted.
+	bool macroModeClose();
 	/// are we currently typing the name of a macro?
 	bool inMacroMode() const;
 	/// get access to the macro we are currently typing
@@ -272,6 +302,9 @@ public:
 	bool openable(MathAtom const &) const;
 	///
 	Encoding const * getEncoding() const;
+	/// font at cursor position
+	LyXFont getFont() const;
 };
 
+
 #endif // LYXCURSOR_H