From: Michael D. Lowis <mike@mdlowis.com>
Date: Sat, 30 Nov 2019 03:28:43 +0000 (-0500)
Subject: added scroll toggling tag
X-Git-Url: https://git.mdlowis.com/?a=commitdiff_plain;h=226d6161618ab88f66fb3dd806359bcf51887c2f;p=projs%2Ftide.git

added scroll toggling tag
---

diff --git a/TODO.md b/TODO.md
index 5a160d5..73b3e22 100644
--- a/TODO.md
+++ b/TODO.md
@@ -4,7 +4,6 @@
 
 ## STAGING
 
-* tide: implement hold mode and tag to enable/disable autoscroll
 * tide: point should be added to editlog to ensure undo/redo behave appropriately
 * tide: tab in point does fcomplete maybe?
 * fetch: don't exit on rulesets with no launch or exec rules
diff --git a/inc/xpty.h b/inc/xpty.h
index c70315f..af691c5 100644
--- a/inc/xpty.h
+++ b/inc/xpty.h
@@ -1,4 +1,5 @@
 bool xpty_active(void);
+void xpty_togglescroll(void);
 int xpty_run(View* view, char** cmd);
 void xpty_send(char* cmd);
 void xpty_rawsend(char* cmd);
diff --git a/src/lib/xpty.c b/src/lib/xpty.c
index b7dc217..a7df1d7 100644
--- a/src/lib/xpty.c
+++ b/src/lib/xpty.c
@@ -13,6 +13,7 @@
 
 static View* EditView = NULL;
 static int Pty_Fd = -1;
+static bool DoScroll = 1;
 static char ReadBuf[BUFFERSZ+1] = {0};
 static char ArgsBuf[BUFFERSZ+1] = {0};
 static char InputBuf[BUFFERSZ+1] = {0};
@@ -151,7 +152,10 @@ static void writedata(char* buf, long n)
         Handlers[State](buf[i]);
     }
     view_putraw(EditView, InputBuf);
-    EditView->sync_flags |= CURSOR;
+    if (DoScroll)
+    {
+        EditView->sync_flags |= CURSOR;
+    }
 }
 
 static void xpty_read(Job* job)
@@ -203,6 +207,11 @@ bool xpty_active(void)
     return (Pty_Fd >= 0);
 }
 
+void xpty_togglescroll(void)
+{
+    DoScroll = !DoScroll;
+}
+
 int xpty_run(View* view, char** cmd)
 {
     (void)view;
diff --git a/src/tide.c b/src/tide.c
index 6718d7b..3135f47 100644
--- a/src/tide.c
+++ b/src/tide.c
@@ -607,6 +607,12 @@ static void tag_line(char* cmd)
     view_paste(win_view(TAGS), buf);
 }
 
+static void do_scroll(char* arg)
+{
+    (void)arg;
+    xpty_togglescroll();
+}
+
 /* Main Routine
  ******************************************************************************/
 Tag* Builtins = (Tag[]){
@@ -627,6 +633,7 @@ Tag* Builtins = (Tag[]){
     { .tag = "Font",   .action = win_font  },
     { .tag = "Kill",   .action = tag_kill  },
     { .tag = "Line",   .action = tag_line  },
+    { .tag = "Scroll", .action = do_scroll },
     { .tag = NULL,     .action = NULL      }
 };