Client: Split off parts of misc.h into interface_conf.h.

[plomrogue] / src / client / interface_conf.c

diff --git a/src/client/interface_conf.c b/src/client/interface_conf.c
new file mode 100644 (file)
index 0000000..a67cb55
--- /dev/null
+++ b/src/client/interface_conf.c
@@ -0,0 +1,134 @@
+/* src/client/interface_conf.c */
+
+#include "misc.h"
+#include <ncurses.h> /* delwin() */
+#include <stdint.h> /* uint8_t, uint32_t */
+#include <stdio.h> /* FILE, sprintf() */
+#include <stdlib.h> /* free(), exit() */
+#include <string.h> /* strlen() */
+#include <unistd.h> /* global optarg, getopt() */
+#include "../common/err_try_fgets.h" /* reset_err_try_fgets_counter() */
+#include "../common/readwrite.h" /* try_fopen(), try_fclose(), textfile_width(),
+                                  * try_fclose_unlink_rename(),
+                                  */
+#include "../common/rexit.h" /* exit_err() */
+#include "cleanup.h" /* set_cleanup_flag() */
+#include "keybindings.h" /* read_keybindings_from_file(),
+                          * write_keybindings_to_file()
+                          */
+#include "map.h" /* map_center() */
+#include "wincontrol.h" /* toggle_window() */
+#include "windows.h" /* free_winDB(), make_v_screen_and_init_win_sizes(),
+                      * read_winconf_from_file(), write_winconf_of_id_to_file(),
+                      */
+#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 = optarg;
+        }
+        else
+        {
+            exit(EXIT_FAILURE);
+        }
+    }
+}
+
+
+
+extern void save_interface_conf()
+{
+    char * f_name = "save_interface_conf()";
+    char * path = world.path_interface;
+    char path_tmp[strlen(path) + 4 + 1];
+    sprintf(path_tmp, "%s_tmp", path);
+    FILE * file = try_fopen(path_tmp, "w", f_name);
+    write_keybindings_to_file(file, &world.kb_global);
+    write_keybindings_to_file(file, &world.kb_wingeom);
+    write_keybindings_to_file(file, &world.kb_winkeys);
+    write_order_wins_visible_active(file);
+    uint8_t i;
+    for (i = 0; i < strlen(world.winDB.ids); i++)
+    {
+        write_winconf_of_id_to_file(file, world.winDB.ids[i]);
+    }
+    try_fclose_unlink_rename(file, path_tmp, path, f_name);
+}
+
+
+
+extern void load_interface_conf()
+{
+    char * f_name = "load_interface_conf()";
+
+    /* Read keybindings and WincConf DB from interface config file. */
+    reset_err_try_fgets_counter();
+    FILE * file = try_fopen(world.path_interface, "r", f_name);
+    uint32_t linemax = textfile_width(file);
+    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);
+    char active_tmp;
+    char * order_tmp;
+    read_order_wins_visible_active(line, linemax, file, &order_tmp,&active_tmp);
+    while (read_winconf_from_file(line, linemax, file));
+    try_fclose(file, f_name);
+
+    /* Check that windows of all legal IDs have been initalized. The validity of
+     * this test relies on read_winconf_from_file() failing on duplicates. Only
+     * on success initialize the windows as visible, to enable safe cleaning up.
+     */
+    char * err = "Failed to initialize all expected windows.";
+    exit_err(strlen(world.winDB.legal_ids) != strlen(world.winDB.ids), err);
+    world.winDB.active = active_tmp;
+    world.winDB.order = order_tmp;
+
+    /* Build windows as defined by read interface data and toggle them on. */
+    make_v_screen_and_init_win_sizes();
+    char tmp_active = world.winDB.active;
+    char tmp_order[strlen(world.winDB.order) + 1];
+    sprintf(tmp_order, "%s", world.winDB.order);
+    world.winDB.order[0] = '\0';
+    uint8_t i;
+    for (i = 0; i < strlen(tmp_order); toggle_window(tmp_order[i]), i++);
+    world.winDB.active = tmp_active;
+
+    /* So that the interface config data and the window structs get freed. */
+    set_cleanup_flag(CLEANUP_INTERFACE);
+}
+
+
+
+extern void unload_interface_conf()
+{
+    free(world.kb_global.kbs);
+    world.kb_global.kbs = NULL;
+    free(world.kb_wingeom.kbs);
+    world.kb_wingeom.kbs = NULL;
+    free(world.kb_winkeys.kbs);
+    world.kb_winkeys.kbs = NULL;
+    while ('\0' != world.winDB.active)
+    {
+        toggle_window(world.winDB.active);
+    }
+    free_winDB();
+    delwin(world.winDB.v_screen);
+}
+
+
+
+extern void reload_interface_conf()
+{
+    unload_interface_conf();
+    load_interface_conf();
+    map_center();
+    world.winDB.v_screen_offset = 0;
+}