From: Dan Winship <danw@gnome.org>
Date: Wed, 30 Oct 2013 14:47:32 +0000 (-0400)
Subject: add newtFormGet/SetScrollPosition
X-Git-Tag: r0-52-17~11
X-Git-Url: http://git.ipfire.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=7f72e4efabb20f8a296a79b06e312e432dd05635;p=thirdparty%2Fnewt.git

add newtFormGet/SetScrollPosition
---

diff --git a/form.c b/form.c
index 215c295..2930f9f 100644
--- a/form.c
+++ b/form.c
@@ -517,6 +517,20 @@ static void formScroll(newtComponent co, int delta) {
     }
 }
 
+int newtFormGetScrollPosition(newtComponent co) {
+    struct form * form = co->data;
+
+    return form->vertOffset;
+}
+
+void newtFormSetScrollPosition(newtComponent co, int position) {
+    struct form * form = co->data;
+
+    if (form->numRows == 0)
+	newtFormSetSize(co);
+    formScroll(co, position - form->vertOffset);
+}
+
 void newtFormSetCurrent(newtComponent co, newtComponent subco) {
     struct form * form = co->data;
     int i, new;
diff --git a/newt.0.52.ver b/newt.0.52.ver
index 8dd5012..33190ef 100644
--- a/newt.0.52.ver
+++ b/newt.0.52.ver
@@ -167,3 +167,9 @@ NEWT_0.52.16 {
 		newtComponentGetPosition;
 		newtComponentGetSize;
 } NEWT_0.52.13;
+
+NEWT_0.52.17 {
+	global:
+		newtFormGetScrollPosition;
+		newtFormSetScrollPosition;
+} NEWT_0.52.16;
diff --git a/newt.h b/newt.h
index 9f73006..0070c71 100644
--- a/newt.h
+++ b/newt.h
@@ -245,6 +245,8 @@ newtComponent newtRunForm(newtComponent form);		/* obsolete */
 void newtFormRun(newtComponent co, struct newtExitStruct * es);
 void newtDrawForm(newtComponent form);
 void newtFormAddHotKey(newtComponent co, int key);
+int newtFormGetScrollPosition(newtComponent co);
+void newtFormSetScrollPosition(newtComponent co, int position);
 
 typedef int (*newtEntryFilter)(newtComponent entry, void * data, int ch,
 			       int cursor);