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Read interface config from one file (which can be set as command line argument)
[plomrogue] / src / client / misc.c
index 12f80bbd3421f639ba8f51a358346c7781d1bba2..ff1600c7e7ab611601574f9fb287893bc55272eb 100644 (file)
@@ -1,48 +1,93 @@
 /* src/client/misc.c */
 
 #include "misc.h"
-#include <ncurses.h> /* delwin(), getmaxy(), getmaxx(), newpad() */
-#include <stdint.h> /* uint8_t, uint16_t, uint32_t */
-#include "../common/rexit.h" /* exit_err() */
+#include <ncurses.h> /* delwin(), endwin(), refresh() */
+#include <stdint.h> /* uint8_t, uint16_t */
+#include <stdio.h> /* sprintf() */
+#include <stdlib.h> /* exit(), free() */
+#include <string.h> /* memset(), strlen() */
+#include <unistd.h> /* global optarg, getopt() */
+#include "../common/readwrite.h" /* try_fopen(), try_fclose(),
+                                  * try_fclose_unlink_rename(),
+                                  */
 #include "cleanup.h" /* for set_cleanup_flag() */
-#include "keybindings.h" /* init_keybindings(), free_keybindings(),
-                          * save_keybindings()
+#include "keybindings.h" /* free_keybindings(), read_keybindings_from_file(),
+                          * write_keybindings_to_file()
                           */
-#include "wincontrol.h" /* init_winconfs(), init_wins(),
-                         * sorted_wintoggle_and_activate()
+#include "map_window.h" /* for map_center() */
+#include "wincontrol.h" /* struct WinConf, init_wins(), get_winconf_by_win(),
+                         * sorted_win_toggle_and_activate(), get_win_by_id(),
+                         * toggle_window(), write_winconf_of_id_to_file(),
+                         * read_winconf_from_file(), get_next_winconf_id(),
+                         * read_order_wins_visible_active(),
+                         * write_order_wins_visible_active()
                          */
-#include "windows.h" /* suspend_win() */
+#include "windows.h" /* struct Win, make_pad(), suspend_win(), free_win() */
 #include "world.h" /* global world */
 
 
 
+extern void obey_argv(int argc, char * argv[])
+{
+    int opt;
+    while (-1 != (opt = getopt(argc, argv, "i:")))
+    {
+        if      ('i' == opt)
+        {
+            world.path_interface_conf = optarg;
+        }
+        else
+        {
+            exit(EXIT_FAILURE);
+        }
+    }
+}
+
+
+
 extern void save_interface_conf()
 {
-    save_keybindings("confclient/keybindings_global", &world.kb_global);
-    save_keybindings("confclient/keybindings_wingeom", &world.kb_wingeom);
-    save_keybindings("confclient/keybindings_winkeys", &world.kb_winkeys);
-    save_win_configs();
+    char * f_name = "save_interface_conf()";
+    char * path = world.path_interface_conf;
+    char path_tmp[strlen(path) + 4 + 1];
+    sprintf(path_tmp, "%s_tmp", path);
+    FILE * file = try_fopen(path_tmp, "w", f_name);
+    char * delim = "%\n";
+    write_keybindings_to_file(file, &world.kb_global, delim);
+    write_keybindings_to_file(file, &world.kb_wingeom, delim);
+    write_keybindings_to_file(file, &world.kb_winkeys, delim);
+    write_order_wins_visible_active(file, delim);
+    uint8_t i;
+    for (i = 0; i < strlen(world.winconf_db.ids); i++)
+    {
+        write_winconf_of_id_to_file(file, world.winconf_db.ids[i], delim);
+    }
+    try_fclose_unlink_rename(file, path_tmp, path, f_name);
 }
 
 
 
 extern void load_interface_conf()
 {
-    init_keybindings("confclient/keybindings_global",  &world.kb_global);
-    init_keybindings("confclient/keybindings_wingeom", &world.kb_wingeom);
-    init_keybindings("confclient/keybindings_winkeys", &world.kb_winkeys);
-    init_winconfs();
-    char * err_s = "load_interface_conf() makes illegaly large virtual screen.";
-    char * err_m = "load_interface_conf(): memory alloc error via newpad().";
-    uint32_t maxy_test = getmaxy(world.wmeta.screen);
-    uint32_t maxx_test = getmaxx(world.wmeta.screen);
-    exit_err(maxy_test > UINT16_MAX || maxx_test > UINT16_MAX, err_s);
-    world.wmeta.padsize.y = maxy_test;
-    world.wmeta.padsize.x = maxx_test;
-    world.wmeta.pad = newpad(world.wmeta.padsize.y, 1);
-    exit_err(NULL == world.wmeta.pad, err_m);
+    char * f_name = "load_interface_conf()";
+
+    /* Read keybindings and WincConf DB from interface config file. */
+    FILE * file = try_fopen(world.path_interface_conf, "r", f_name);
+    uint32_t linemax = textfile_sizes(file, NULL);
+    char line[linemax + 1];
+    read_keybindings_from_file(line, linemax, file, &world.kb_global);
+    read_keybindings_from_file(line, linemax, file, &world.kb_wingeom);
+    read_keybindings_from_file(line, linemax, file, &world.kb_winkeys);
+    read_order_wins_visible_active(line, linemax, file);
+    while (read_winconf_from_file(line, linemax, file));
+    try_fclose(file, f_name);
+
+    /* Build windows as defined by read interface data and toggle them on. */
+    make_pad();
     init_wins();
-    sorted_wintoggle_and_activate();
+    sorted_win_toggle_and_activate();
+
+    /* So that the interface config data and the window structs get freed. */
     set_cleanup_flag(CLEANUP_INTERFACE);
 }
 
@@ -51,8 +96,11 @@ extern void load_interface_conf()
 extern void unload_interface_conf()
 {
     free_keybindings(world.kb_global.kbs);
+    world.kb_global.kbs = NULL;
     free_keybindings(world.kb_wingeom.kbs);
+    world.kb_wingeom.kbs = NULL;
     free_keybindings(world.kb_winkeys.kbs);
+    world.kb_winkeys.kbs = NULL;
     while (0 != world.wmeta.active)
     {
         suspend_win(world.wmeta.active);
@@ -63,10 +111,65 @@ extern void unload_interface_conf()
 
 
 
+extern void winch_called(int signal)
+{
+    world.winch = 1;
+}
+
+
+
+extern void reset_windows()
+{
+    endwin();  /* "[S]tandard way" to recalibrate ncurses post SIGWINCH, says */
+    refresh(); /* <http://invisible-island.net/ncurses/ncurses-intro.html>.   */
+    struct Win * w_p = world.wmeta.chain_start;
+    char win_ids[strlen(world.winconf_db.ids) + 1];
+    memset(win_ids, '\0', strlen(world.winconf_db.ids) + 1);
+    uint8_t i = 0;
+    char active = '\0';
+    for (; NULL != w_p; w_p = w_p->next, i++)
+    {
+        struct WinConf * wc_p = get_winconf_by_win(w_p);
+        win_ids[i] = wc_p->id;
+        if (w_p == world.wmeta.active)
+        {
+            active = wc_p->id;
+        }
+    }
+    while (0 != world.wmeta.active)
+    {
+        w_p = world.wmeta.active;
+        suspend_win(w_p);
+    }
+    char id;
+    while (0 != (id = get_next_winconf_id()))
+    {
+        free_win(get_win_by_id(id));
+    }
+    delwin(world.wmeta.pad);
+    make_pad();
+    init_wins();
+    if (strlen(win_ids) < 1)
+    {
+        return;
+    }
+    for (i = 0; i < strlen(win_ids); i++)
+    {
+        toggle_window(win_ids[i]);
+        if (active == win_ids[i])
+        {
+            world.wmeta.active = get_win_by_id(win_ids[i]);
+        }
+    }
+}
+
+
+
 extern void reload_interface_conf()
 {
     unload_interface_conf();
     load_interface_conf();
+    map_center();
 }