-#include <stdlib.h>
-#include <stdint.h>
-#include <ncurses.h>
-#include <string.h>
-#include "windows.h"
-#include "roguelike.h"
+/* keybindings.c */
+
#include "keybindings.h"
+#include <stdio.h> /* for FILE typedef*/
+#include <stdlib.h> /* for free(), atoi() */
+#include <stdint.h> /* for uint16_t */
+#include <ncurses.h> /* for keycode defines in get_keyname() */
+#include <string.h> /* for strchr(), strlen(), strcmp(), memcpy()*/
+#include "windows.h" /* for draw_all_wins() and WinMeta struct */
+#include "readwrite.h" /* for texfile_sizes(), try_fopen(), try_fclose()
+ * try_fclose_unlink_rename()
+ */
+#include "main.h" /* for World struct */
+#include "rexit.h" /* for err_exit() */
+#include "misc.h" /* for try_malloc() */
+
+
+
+extern void init_keybindings(struct World * world)
+{
+ char * f_name = "init_keybindings()";
+ char * path = "config/keybindings";
+ FILE * file = try_fopen(path, "r", world, f_name);
+ uint16_t lines, linemax;
+ char * err = "textfile_sizes() in init_keybindings() returns error.";
+ exit_err(textfile_sizes(file, &linemax, &lines), world, err);
+ struct KeyBinding * keybindings;
+ keybindings = try_malloc(lines * sizeof(struct KeyBinding), world, f_name);
+ char command[linemax + 1];
+ uint16_t commcount = 0;
+ char * cmdptr;
+ while (fgets(command, linemax + 1, file))
+ {
+ keybindings[commcount].key = atoi(command);
+ cmdptr = strchr(command, ' ') + 1;
+ keybindings[commcount].name = try_malloc(strlen(cmdptr), world, f_name);
+ memcpy(keybindings[commcount].name, cmdptr, strlen(cmdptr) - 1);
+ keybindings[commcount].name[strlen(cmdptr) - 1] = '\0';
+ commcount++;
+ }
+ try_fclose(file, world, f_name);
+ struct KeysWinData * keyswindata;
+ keyswindata = try_malloc(sizeof(struct KeysWinData), world, f_name);
+ keyswindata->max = lines - 1;
+ keyswindata->select = 0;
+ keyswindata->edit = 0;
+ world->keybindings = keybindings;
+ world->keyswindata = keyswindata;
+}
+
+
+
+extern void save_keybindings(struct World * world)
+{
+ char * f_name = "save_keybindings()";
+ struct KeysWinData * keyswindata = (struct KeysWinData *)
+ world->keyswindata;
+ struct KeyBinding * keybindings = world->keybindings;
+ char * path = "config/keybindings";
+ char * path_tmp = "config/keybindings_tmp";
+ FILE * file = try_fopen(path_tmp, "w", world, f_name);
+ uint16_t linemax = 0;
+ uint16_t i;
+ for (i = 0; i <= keyswindata->max; i++)
+ {
+ if (strlen(keybindings[i].name) > linemax)
+ {
+ linemax = strlen(keybindings[i].name);
+ }
+ }
+ linemax = linemax + 6; /* + 6 = + 3 digits + whitespace + \n + \0 */
+ char line[linemax];
+ for (i = 0; i <= keyswindata->max; i++)
+ {
+ snprintf(line, linemax,
+ "%d %s\n", keybindings[i].key, keybindings[i].name);
+ fwrite(line, sizeof(char), strlen(line), file);
+ }
+ try_fclose_unlink_rename(file, path_tmp, path, world, f_name);
+}
+
+
+
+extern uint16_t get_action_key(struct KeyBinding * keybindings, char * name)
+{
+ uint16_t i = 0;
+ while (strcmp(keybindings[i].name, name) )
+ {
+ i++;
+ }
+ return keybindings[i].key;
+}
+
+
+
+extern char * get_keyname(struct World * world, uint16_t keycode)
+{
+ char * f_name = "get_keyname()";
+ char * keyname = try_malloc(15, world, f_name);
+ if (32 < keycode && keycode < 127)
+ {
+ sprintf(keyname, "%c", keycode);
+ }
+ else if (keycode == 9) /* TODO: Find a way more elegant than */
+ { /* hardcoding all of this? */
+ sprintf(keyname, "TAB");
+ }
+ else if (keycode == 10)
+ {
+ sprintf(keyname, "RETURN");
+ }
+ else if (keycode == 27)
+ {
+ sprintf(keyname, "ESCAPE");
+ }
+ else if (keycode == 32)
+ {
+ sprintf(keyname, "SPACE");
+ }
+ else if (keycode == KEY_UP)
+ {
+ sprintf(keyname, "UP");
+ }
+ else if (keycode == KEY_DOWN)
+ {
+ sprintf(keyname, "DOWN");
+ }
+ else if (keycode == KEY_LEFT)
+ {
+ sprintf(keyname, "LEFT");
+ }
+ else if (keycode == KEY_RIGHT)
+ {
+ sprintf(keyname, "RIGHT");
+ }
+ else if (keycode == KEY_HOME)
+ {
+ sprintf(keyname, "HOME");
+ }
+ else if (keycode == KEY_BACKSPACE)
+ {
+ sprintf(keyname, "BACKSPACE");
+ }
+ else if (keycode >= KEY_F0 && keycode <= KEY_F(63))
+ {
+ uint16_t f = keycode - KEY_F0;
+ sprintf(keyname, "F%d", f);
+ }
+ else if (keycode == KEY_DC)
+ {
+ sprintf(keyname, "DELETE");
+ }
+ else if (keycode == KEY_IC)
+ {
+ sprintf(keyname, "INSERT");
+ }
+ else if (keycode == KEY_NPAGE)
+ {
+ sprintf(keyname, "NEXT PAGE");
+ }
+ else if (keycode == KEY_PPAGE)
+ {
+ sprintf(keyname, "PREV PAGE");
+ }
+ else if (keycode == KEY_END)
+ {
+ sprintf(keyname, "END");
+ }
+ else
+ {
+ sprintf(keyname, "(unknown)");
+ }
+ return keyname;
+}
+
+
+
+extern void keyswin_mod_key(struct World * world, struct WinMeta * win_meta)
+{
+ world->keyswindata->edit = 1;
+ exit_err(draw_all_wins(win_meta), world, "Trouble with draw_all_wins() in "
+ "keyswin_mod_key().");
+ int key = getch();
+ if (key < 1000)
+ {
+ world->keybindings[world->keyswindata->select].key = key;
+ }
+ world->keyswindata->edit = 0;
+}
+
+
-void init_keybindings(struct World * world) {
-// Initialize keybindings from file "keybindings".
- FILE * file = fopen("keybindings", "r");
- uint16_t lines = 0;
- int c = 0;
- uint16_t linemax = 0;
- uint16_t c_count = 0;
- while (EOF != c) {
- c_count++;
- c = getc(file);
- if ('\n' == c) {
- if (c_count > linemax)
- linemax = c_count + 1;
- c_count = 0;
- lines++; } }
- struct KeyBinding * keybindings = malloc(lines * sizeof(struct KeyBinding));
- fseek(file, 0, SEEK_SET);
- char * command = malloc(linemax);
- uint16_t commcount = 0;
- char * cmdptr;
- while (fgets(command, linemax, file)) {
- keybindings[commcount].key = atoi(command);
- cmdptr = strchr(command, ' ') + 1;
- keybindings[commcount].name = malloc(strlen(cmdptr));
- memcpy(keybindings[commcount].name, cmdptr, strlen(cmdptr) - 1);
- keybindings[commcount].name[strlen(cmdptr) - 1] = '\0';
- commcount++; }
- free(command);
- fclose(file);
- struct KeysWinData * keyswindata = malloc(sizeof(struct KeysWinData));
- keyswindata->max = lines - 1;
- keyswindata->select = 0;
- keyswindata->edit = 0;
- world->keybindings = keybindings;
- world->keyswindata = keyswindata; }
-
-void save_keybindings(struct World * world) {
-// Write keybindings to keybindings file.
- struct KeysWinData * keyswindata = (struct KeysWinData *) world->keyswindata;
- struct KeyBinding * keybindings = world->keybindings;
- FILE * file = fopen("keybindings", "w");
- uint16_t linemax = 0;
- uint16_t i;
- for (i = 0; i <= keyswindata->max; i++)
- if (strlen(keybindings[i].name) > linemax)
- linemax = strlen(keybindings[i].name);
- linemax = linemax + 6; // + 6 = + 3 digits + whitespace + newline + null byte
- char * line = malloc(linemax);
- for (i = 0; i <= keyswindata->max; i++) {
- snprintf(line, linemax, "%d %s\n", keybindings[i].key, keybindings[i].name);
- fwrite(line, sizeof(char), strlen(line), file); }
- free(line);
- fclose(file); }
-
-uint16_t get_action_key (struct KeyBinding * keybindings, char * name) {
-// Return key matching name in keybindings.
- uint16_t i = 0;
- while (strcmp(keybindings[i].name, name) )
- i++;
- return keybindings[i].key; }
-
-char * get_keyname(uint16_t keycode) {
-// Translate some keycodes to readable names of max 9 chars.
- char * keyname;
- keyname = malloc(15);
- if (32 < keycode && keycode < 127)
- sprintf(keyname, "%c", keycode);
- else if (keycode == 9)
- sprintf(keyname, "TAB");
- else if (keycode == 10)
- sprintf(keyname, "RETURN");
- else if (keycode == 27)
- sprintf(keyname, "ESCAPE");
- else if (keycode == 32)
- sprintf(keyname, "SPACE");
- else if (keycode == KEY_UP)
- sprintf(keyname, "UP");
- else if (keycode == KEY_DOWN)
- sprintf(keyname, "DOWN");
- else if (keycode == KEY_LEFT)
- sprintf(keyname, "LEFT");
- else if (keycode == KEY_RIGHT)
- sprintf(keyname, "RIGHT");
- else if (keycode == KEY_HOME)
- sprintf(keyname, "HOME");
- else if (keycode == KEY_BACKSPACE)
- sprintf(keyname, "BACKSPACE");
- else if (keycode >= KEY_F0 && keycode <= KEY_F(63)) {
- uint16_t f = keycode - KEY_F0;
- sprintf(keyname, "F%d", f); }
- else if (keycode == KEY_DC)
- sprintf(keyname, "DELETE");
- else if (keycode == KEY_IC)
- sprintf(keyname, "INSERT");
- else if (keycode == KEY_NPAGE)
- sprintf(keyname, "NEXT PAGE");
- else if (keycode == KEY_PPAGE)
- sprintf(keyname, "PREV PAGE");
- else if (keycode == KEY_END)
- sprintf(keyname, "END");
- else
- sprintf(keyname, "(unknown)");
- return keyname; }
-
-void keyswin_mod_key (struct World * world, struct WinMeta * win_meta) {
-// In keybindings window, mark selection modifiable, modify key. Ensure max of three digits in key code field.
- world->keyswindata->edit = 1;
- draw_all_wins (win_meta);
- int key = getch();
- if (key < 1000)
- world->keybindings[world->keyswindata->select].key = key;
- world->keyswindata->edit = 0; }
-
-void keyswin_move_selection (struct World * world, char dir) {
-// In keybindings window, move selection upwards or downwards (if within limits of list length).
- if ('u' == dir && world->keyswindata->select > 0)
- world->keyswindata->select--;
- else if ('d' == dir && world->keyswindata->select < world->keyswindata->max)
- world->keyswindata->select++; }
+extern void keyswin_move_selection(struct World * world, char dir)
+{
+ if ('u' == dir && world->keyswindata->select > 0)
+ {
+ world->keyswindata->select--;
+ }
+ else if ('d' == dir && world->keyswindata->select < world->keyswindata->max)
+ {
+ world->keyswindata->select++;
+ }
+}