From aaefca67b304688efb0f4c893aab469d61f8f0bf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc=20Andr=C3=A9=20Tanner?= <mat@brain-dump.org>
Date: Wed, 20 Apr 2016 19:20:12 +0200
Subject: vis-lua: trigger start event after ui has been initialized

---
 main.c    | 1 +
 vis-lua.c | 9 ++++++++-
 vis-lua.h | 1 +
 vis.c     | 4 +++-
 vis.h     | 1 +
 5 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/main.c b/main.c
index 8fc6191..272ac3c 100644
--- a/main.c
+++ b/main.c
@@ -2102,6 +2102,7 @@ static void signal_handler(int signum, siginfo_t *siginfo, void *context) {
 int main(int argc, char *argv[]) {
 
 	VisEvent event = {
+		.vis_init = vis_lua_init,
 		.vis_start = vis_lua_start,
 		.vis_quit = vis_lua_quit,
 		.file_open = vis_lua_file_open,
diff --git a/vis-lua.c b/vis-lua.c
index 0c043fc..fb560ab 100644
--- a/vis-lua.c
+++ b/vis-lua.c
@@ -13,6 +13,7 @@
 
 #if !CONFIG_LUA
 
+void vis_lua_init(Vis *vis) { }
 void vis_lua_start(Vis *vis) { }
 void vis_lua_quit(Vis *vis) { }
 void vis_lua_file_open(Vis *vis, File *file) { }
@@ -970,7 +971,7 @@ static bool vis_lua_path_add(Vis *vis, const char *path) {
 	return true;
 }
 
-void vis_lua_start(Vis *vis) {
+void vis_lua_init(Vis *vis) {
 	lua_State *L = luaL_newstate();
 	if (!L)
 		return;
@@ -1043,6 +1044,12 @@ void vis_lua_start(Vis *vis) {
 	lua_getglobal(L, "require");
 	lua_pushstring(L, "visrc");
 	pcall(vis, L, 1, 0);
+}
+
+void vis_lua_start(Vis *vis) {
+	lua_State *L = vis->lua;
+	if (!L)
+		return;
 	vis_lua_event(vis, "start");
 	if (lua_isfunction(L, -1))
 		pcall(vis, L, 0, 0);
diff --git a/vis-lua.h b/vis-lua.h
index 95cc1e3..b05f6fb 100644
--- a/vis-lua.h
+++ b/vis-lua.h
@@ -11,6 +11,7 @@ typedef struct lua_State lua_State;
 
 #include "vis.h"
 
+void vis_lua_init(Vis*);
 void vis_lua_start(Vis*);
 void vis_lua_quit(Vis*);
 void vis_lua_file_open(Vis*, File*);
diff --git a/vis.c b/vis.c
index 47a6c79..8f4155e 100644
--- a/vis.c
+++ b/vis.c
@@ -366,9 +366,11 @@ Vis *vis_new(Ui *ui, VisEvent *event) {
 		goto err;
 	vis->mode_prev = vis->mode = &vis_modes[VIS_MODE_NORMAL];
 	vis->event = event;
+	if (event && event->vis_init)
+		event->vis_init(vis);
+	vis->ui->start(vis->ui);
 	if (event && event->vis_start)
 		event->vis_start(vis);
-	vis->ui->start(vis->ui);
 	return vis;
 err:
 	vis_free(vis);
diff --git a/vis.h b/vis.h
index fdc93e2..6f60e6a 100644
--- a/vis.h
+++ b/vis.h
@@ -14,6 +14,7 @@ typedef struct Win Win;
 #include "text-regex.h"
 
 typedef struct {
+	void (*vis_init)(Vis*);
 	void (*vis_start)(Vis*);
 	void (*vis_quit)(Vis*);
 	void (*file_open)(Vis*, File*);
-- 
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