update the ACM SIGPLAN files to latest layout and fileformat

[lyx.git] / src / BufferView.h

diff --git a/src/BufferView.h b/src/BufferView.h
index df8d4b2b8f54d23290f340ac9f51ddc605a816b0..d41826067128c4e037a6a2cb891e863a54a095e1 100644 (file)
--- a/src/BufferView.h
+++ b/src/BufferView.h
@@ -51,6 +51,9 @@ enum CursorStatus {
 /// Scrollbar Parameters.
 struct ScrollbarParameters
 {
+       ScrollbarParameters()
+               : min(0), max(0), position(0), single_step(1), page_step(1)
+       {}
        /// Minimum scrollbar position in pixels.
        int min;
        /// Maximum scrollbar position in pixels.
@@ -141,6 +144,9 @@ public:
        /// set the cursor based on the given TeX source row.
        void setCursorFromRow(int row);
 
+       /// set cursor to the given inset. Return true if found.
+       bool setCursorFromInset(Inset const *);
+
        /// Ensure that the BufferView cursor is visible.
        /// This method will automatically scroll and update the BufferView
        /// if needed.
@@ -152,11 +158,11 @@ public:
        /// LFUN_SCROLL Helper.
        void lfunScroll(FuncRequest const & cmd);
        /// scroll down document by the given number of pixels.
-       void scrollDown(int pixels);
+       int scrollDown(int pixels);
        /// scroll up document by the given number of pixels.
-       void scrollUp(int pixels);
+       int scrollUp(int pixels);
        /// scroll document by the given number of pixels.
-       void scroll(int pixels);
+       int scroll(int pixels);
        /// Scroll the view by a number of pixels.
        void scrollDocView(int pixels);
        /// Set the cursor position based on the scrollbar one.