From 5f98d3777fa515115d74d3a58deb29765f8b22bd Mon Sep 17 00:00:00 2001
From: Jonas Fonseca <fonseca@diku.dk>
Date: Tue, 7 Oct 2008 12:28:01 +0200
Subject: [PATCH] Add support for refreshing the log view

---
 NEWS  |  5 +++--
 tig.c | 40 ++++++++++++++++++++++++++++++++--------
 2 files changed, 35 insertions(+), 10 deletions(-)

diff --git a/NEWS b/NEWS
index 85faaf2..dd1cc17 100644
--- a/NEWS
+++ b/NEWS
@@ -7,12 +7,13 @@ tig master
 Improvements:
 
  - Checkout files with unstaged changes. Bound to '!' by default.
- - Main: use --topo-order also when rev-list arguments are given on the
+ - Main view: use --topo-order also when rev-list arguments are given on the
    command line.
+ - Log view: support for refreshing.
 
 Bug fixes:
 
- - Status: use ls-files' --exclude-standard so user specific ignore
+ - Status view: use ls-files' --exclude-standard so user specific ignore
    rules are effective. The option was added in git version 1.5.4.
 
 tig-0.12
diff --git a/tig.c b/tig.c
index b896b92..25a6d76 100644
--- a/tig.c
+++ b/tig.c
@@ -68,6 +68,7 @@ static int read_properties(FILE *pipe, const char *separators, int (*read)(char
 static void set_nonblocking_input(bool loading);
 static size_t utf8_length(const char *string, int *width, size_t max_width, int *trimmed, bool reserve);
 static bool prompt_yesno(const char *prompt);
+static int load_refs(void);
 
 #define ABS(x)		((x) >= 0  ? (x) : -(x))
 #define MIN(x, y)	((x) < (y) ? (x) :  (y))
@@ -1452,14 +1453,15 @@ struct view_ops {
 	void (*select)(struct view *view, struct line *line);
 };
 
-static struct view_ops pager_ops;
-static struct view_ops main_ops;
-static struct view_ops tree_ops;
-static struct view_ops blob_ops;
 static struct view_ops blame_ops;
+static struct view_ops blob_ops;
 static struct view_ops help_ops;
-static struct view_ops status_ops;
+static struct view_ops log_ops;
+static struct view_ops main_ops;
+static struct view_ops pager_ops;
 static struct view_ops stage_ops;
+static struct view_ops status_ops;
+static struct view_ops tree_ops;
 
 #define VIEW_STR(name, cmd, env, ref, ops, map, git) \
 	{ name, cmd, #env, ref, ops, map, git }
@@ -1471,7 +1473,7 @@ static struct view_ops stage_ops;
 static struct view views[] = {
 	VIEW_(MAIN,   "main",   &main_ops,   TRUE,  ref_head),
 	VIEW_(DIFF,   "diff",   &pager_ops,  TRUE,  ref_commit),
-	VIEW_(LOG,    "log",    &pager_ops,  TRUE,  ref_head),
+	VIEW_(LOG,    "log",    &log_ops,    TRUE,  ref_head),
 	VIEW_(TREE,   "tree",   &tree_ops,   TRUE,  ref_commit),
 	VIEW_(BLOB,   "blob",   &blob_ops,   TRUE,  ref_blob),
 	VIEW_(BLAME,  "blame",  &blame_ops,  TRUE,  ref_commit),
@@ -2665,6 +2667,7 @@ view_driver(struct view *view, enum request request)
 		/* FIXME: When all views can refresh always do this. */
 		if (view == VIEW(REQ_VIEW_STATUS) ||
 		    view == VIEW(REQ_VIEW_MAIN) ||
+		    view == VIEW(REQ_VIEW_LOG) ||
 		    view == VIEW(REQ_VIEW_STAGE))
 			request = REQ_REFRESH;
 		else
@@ -3067,6 +3070,29 @@ static struct view_ops pager_ops = {
 	pager_select,
 };
 
+static enum request
+log_request(struct view *view, enum request request, struct line *line)
+{
+	switch (request) {
+	case REQ_REFRESH:
+		load_refs();
+		open_view(view, REQ_VIEW_LOG, OPEN_REFRESH);
+		return REQ_NONE;
+	default:
+		return pager_request(view, request, line);
+	}
+}
+
+static struct view_ops log_ops = {
+	"line",
+	NULL,
+	pager_read,
+	pager_draw,
+	log_request,
+	pager_grep,
+	pager_select,
+};
+
 
 /*
  * Help backend
@@ -4967,8 +4993,6 @@ update_rev_graph(struct rev_graph *graph)
  * Main view backend
  */
 
-static int load_refs(void);
-
 static bool
 main_draw(struct view *view, struct line *line, unsigned int lineno)
 {
-- 
2.30.2