From d807c2c2b005badbef80c45cc79d0f5ed5730ba9 Mon Sep 17 00:00:00 2001
From: mitchell <70453897+orbitalquark@users.noreply.github.com>
Date: Tue, 9 Feb 2021 12:58:21 -0500
Subject: Added `ui.SHOW_ALL_TABS` option for `ui.tabs`. Textadept hides the
 first tab by default since its information is duplicated in the titlebar and
 screen space is wasted. However, some users choose to hide titlebars (e.g. on
 window maximize/fullscreen), so this option now exists.

---
 src/textadept.c | 28 +++++++++++++++-------------
 1 file changed, 15 insertions(+), 13 deletions(-)

(limited to 'src/textadept.c')

diff --git a/src/textadept.c b/src/textadept.c
index fe16f120..e8dc5584 100644
--- a/src/textadept.c
+++ b/src/textadept.c
@@ -189,7 +189,9 @@ static lua_State *lua;
 #if CURSES
 static bool quitting;
 #endif
-static bool initing, closing, show_tabs = true, tab_sync, dialog_active;
+static bool initing, closing, tab_sync, dialog_active;
+static int tabs = 1; // int for more options than true/false
+#define show_tabs(condition) tabs && (condition || tabs > 1)
 enum {SVOID, SINT, SLEN, SINDEX, SCOLOR, SBOOL, SKEYMOD, SSTRING, SSTRINGRET};
 
 // Forward declarations.
@@ -679,8 +681,8 @@ static void sync_tabbar() {
     lua_pushdoc(lua, SS(focused_view, SCI_GETDOCPOINTER, 0, 0)),
     lua_gettable(lua, -2), lua_tointeger(lua, -1) - 1);
   lua_pop(lua, 2); // index and buffers
-  GtkNotebook *tabs = GTK_NOTEBOOK(tabbar);
-  tab_sync = true, gtk_notebook_set_current_page(tabs, i), tab_sync = false;
+  GtkNotebook *notebook = GTK_NOTEBOOK(tabbar);
+  tab_sync = true, gtk_notebook_set_current_page(notebook, i), tab_sync = false;
 //#elif CURSES
   // TODO: tabs
 #endif
@@ -864,7 +866,7 @@ static int ui_index(lua_State *L) {
     lua_pushinteger(L, width), lua_rawseti(L, -2, 1);
     lua_pushinteger(L, height), lua_rawseti(L, -2, 2);
   } else if (strcmp(key, "tabs") == 0)
-    lua_pushboolean(L, show_tabs);
+    tabs <= 1 ? lua_pushboolean(L, tabs) : lua_pushinteger(L, tabs);
   else
     lua_rawget(L, 1);
   return 1;
@@ -937,10 +939,10 @@ static int ui_newindex(lua_State *L) {
     if (w > 0 && h > 0) gtk_window_resize(GTK_WINDOW(window), w, h);
 #endif
   } else if (strcmp(key, "tabs") == 0) {
-    show_tabs = lua_toboolean(L, 3);
+    tabs = !lua_isinteger(L, 3) ? lua_toboolean(L, 3) : lua_tointeger(L, 3);
 #if GTK
     gtk_widget_set_visible(
-      tabbar, show_tabs && gtk_notebook_get_n_pages(GTK_NOTEBOOK(tabbar)) > 1);
+      tabbar, show_tabs(gtk_notebook_get_n_pages(GTK_NOTEBOOK(tabbar)) > 1));
 //#elif CURSES
     // TODO: tabs
 #endif
@@ -1059,7 +1061,7 @@ static void remove_doc(lua_State *L, sptr_t doc) {
 #if GTK
       // Remove the tab from the tabbar.
       gtk_notebook_remove_page(GTK_NOTEBOOK(tabbar), i - 1);
-      gtk_widget_set_visible(tabbar, show_tabs && lua_rawlen(L, -2) > 2);
+      gtk_widget_set_visible(tabbar, show_tabs(lua_rawlen(L, -2) > 2));
 //#elif CURSES
       // TODO: tabs
 #endif
@@ -1225,10 +1227,10 @@ static void show_context_menu(lua_State *L, GdkEventButton *event, char *k) {
 
 /** Signal for a tab label mouse click. */
 static bool tab_clicked(GtkWidget *label, GdkEventButton *event, void *L) {
-  GtkNotebook *tabs = GTK_NOTEBOOK(tabbar);
-  for (int i = 0; i < gtk_notebook_get_n_pages(tabs); i++) {
-    GtkWidget *page = gtk_notebook_get_nth_page(tabs, i);
-    if (label != gtk_notebook_get_tab_label(tabs, page)) continue;
+  GtkNotebook *notebook = GTK_NOTEBOOK(tabbar);
+  for (int i = 0; i < gtk_notebook_get_n_pages(notebook); i++) {
+    GtkWidget *page = gtk_notebook_get_nth_page(notebook, i);
+    if (label != gtk_notebook_get_tab_label(notebook, page)) continue;
     emit(
       L, "tab_clicked", LUA_TNUMBER, i + 1, LUA_TNUMBER, event->button,
       LUA_TBOOLEAN, event->state & GDK_SHIFT_MASK,
@@ -1426,7 +1428,7 @@ static void new_buffer(sptr_t doc) {
     lua_getfield(lua, -1, "tab_pointer"), lua_touserdata(lua, -1));
   tab_sync = true;
   int i = gtk_notebook_append_page(GTK_NOTEBOOK(tabbar), tab, NULL);
-  gtk_widget_show(tab), gtk_widget_set_visible(tabbar, show_tabs && i > 0);
+  gtk_widget_show(tab), gtk_widget_set_visible(tabbar, show_tabs(i > 0));
   gtk_notebook_set_current_page(GTK_NOTEBOOK(tabbar), i);
   tab_sync = false;
   lua_pop(lua, 2); // tab_pointer and buffer
@@ -1611,7 +1613,7 @@ static bool init_lua(lua_State *L, int argc, char **argv, bool reinit) {
   if (platform) lua_pushboolean(L, true), lua_setglobal(L, platform);
 #if CURSES
   lua_pushboolean(L, true), lua_setglobal(L, "CURSES");
-  show_tabs = false; // TODO: tabs
+  show_tabs = 0; // TODO: tabs
 #endif
   const char *charset = NULL;
 #if GTK
-- 
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