From df162ea4a01ebdc77060c99ef76240f3809df54a Mon Sep 17 00:00:00 2001
From: cancel <cancel@cancel.fm>
Date: Fri, 14 Dec 2018 00:52:37 +0900
Subject: [PATCH] Add active/inactive indicator for qnav blocks

---
 term_util.c | 29 ++++++++++++++++++++++++-----
 term_util.h |  5 +++--
 tui_main.c  |  8 +++++---
 3 files changed, 32 insertions(+), 10 deletions(-)

diff --git a/term_util.c b/term_util.c
index 94cc3f8..f6581d5 100644
--- a/term_util.c
+++ b/term_util.c
@@ -58,11 +58,13 @@ void qnav_stack_push(Qnav_type_tag tag, int height, int width,
   }
   qnav_stack.blocks[qnav_stack.count] = out;
   ++qnav_stack.count;
+  out->title = NULL;
   out->outer_window = newwin(height + 2, width + 3, 0, left);
   out->content_window = derwin(out->outer_window, height, width, 1, 1);
   out->tag = tag;
   qnav_stack.stack_changed = true;
 }
+
 Qnav_block* qnav_top_block() {
   if (qnav_stack.count == 0)
     return NULL;
@@ -83,23 +85,40 @@ void qnav_stack_pop() {
   qnav_stack.blocks[qnav_stack.count] = NULL;
   qnav_stack.stack_changed = true;
 }
-void qnav_draw_box(Qnav_block* qb) { box(qb->outer_window, 0, 0); }
-void qnav_draw_title(Qnav_block* qb, char const* title) {
+void qnav_draw_box_attr(Qnav_block* qb, unsigned int attr) {
+  wborder(qb->outer_window, ACS_VLINE | attr, ACS_VLINE | attr,
+          ACS_HLINE | attr, ACS_HLINE | attr, ACS_ULCORNER | attr,
+          ACS_URCORNER | attr, ACS_LLCORNER | attr, ACS_LRCORNER | attr);
+}
+void qnav_draw_box(Qnav_block* qb) { qnav_draw_box_attr(qb, A_DIM); }
+void qnav_draw_title(Qnav_block* qb, char const* title, int attr) {
   wmove(qb->outer_window, 0, 2);
+  attr_t attrs = A_NORMAL;
+  short pair = 0;
+  wattr_get(qb->outer_window, &attrs, &pair, NULL);
+  wattrset(qb->outer_window, attr);
   wprintw(qb->outer_window, title);
+  wattr_set(qb->outer_window, attrs, pair, NULL);
+}
+
+void qnav_set_title(Qnav_block* qb, char const* title) { qb->title = title; }
+
+void qnav_print_frame(Qnav_block* qb, bool active) {
+  qnav_draw_box_attr(qb, active ? A_BOLD : A_DIM);
+  if (qb->title) {
+    qnav_draw_title(qb, qb->title, active ? A_BOLD : A_DIM);
+  }
 }
 
 WINDOW* qmsg_window(Qmsg* qm) { return qm->nav_block.content_window; }
 
 void qmsg_set_title(Qmsg* qm, char const* title) {
-  Qnav_block* qb = &qm->nav_block;
-  qnav_draw_title(qb, title);
+  qnav_set_title(&qm->nav_block, title);
 }
 
 Qmsg* qmsg_push(int height, int width) {
   Qmsg* qm = malloc(sizeof(Qmsg));
   qnav_stack_push(Qnav_type_qmsg, height, width, &qm->nav_block);
-  qnav_draw_box(&qm->nav_block);
   return qm;
 }
 
diff --git a/term_util.h b/term_util.h
index 66e6643..0cf7358 100644
--- a/term_util.h
+++ b/term_util.h
@@ -48,6 +48,7 @@ typedef struct {
   Qnav_type_tag tag;
   WINDOW* outer_window;
   WINDOW* content_window;
+  char const* title;
 } Qnav_block;
 
 typedef struct {
@@ -88,10 +89,10 @@ typedef union {
 
 void qnav_init();
 void qnav_deinit();
-void qnav_draw_box(Qnav_block* qb);
-void qnav_draw_title(Qnav_block* qb, char const* title);
+void qnav_set_title(Qnav_block* qb, char const* title);
 Qnav_block* qnav_top_block();
 void qnav_stack_pop();
+void qnav_print_frame(Qnav_block* qb, bool active);
 
 Qmsg* qmsg_push(int height, int width);
 WINDOW* qmsg_window(Qmsg* qm);
diff --git a/tui_main.c b/tui_main.c
index cc43afb..0d6ad04 100644
--- a/tui_main.c
+++ b/tui_main.c
@@ -1459,8 +1459,7 @@ void push_main_menu() {
   qmenu_add_spacer(qm);
   qmenu_add_choice(qm, "Quit", Main_menu_quit);
   qmenu_push_to_nav(qm);
-  qnav_draw_box(&qm->nav_block);
-  qnav_draw_title(&qm->nav_block, "ORCA");
+  qnav_set_title(&qm->nav_block, "ORCA");
 }
 
 void push_controls_msg() {
@@ -1731,7 +1730,6 @@ int main(int argc, char** argv) {
       if (qnav_stack.stack_changed) {
         werase(stdscr);
         drew_any = true;
-        qnav_stack.stack_changed = false;
       }
       if (ged_is_draw_dirty(&ged_state) || drew_any) {
         werase(cont_window);
@@ -1741,10 +1739,14 @@ int main(int argc, char** argv) {
       }
       for (Usz i = 0; i < qnav_stack.count; ++i) {
         Qnav_block* qb = qnav_stack.blocks[i];
+        if (qnav_stack.stack_changed) {
+          qnav_print_frame(qb, i == qnav_stack.count - 1);
+        }
         touchwin(qb->outer_window);
         wnoutrefresh(qb->outer_window);
         drew_any = true;
       }
+      qnav_stack.stack_changed = false;
       if (drew_any)
         doupdate();
       diff = stm_laptime(&last_time);