cmd.c

   1 /*
   2  * Copyright (C) 2008 Diego Hernan Borghetti.
   3  * Eco
   4  */
   5
   6 #include <stdio.h>
   7 #include <stdlib.h>
   8 #include <string.h>
   9
  10 #include "term.h"
  11 #include "screen.h"
  12 #include "buffer.h"
  13 #include "view.h"
  14 #include "eco.h"
  15 #include "file.h"
  16 #include "status.h"
  17 #include "cmd.h"
  18 #include "kill.h"
  19 #include "update.h"
  20
  21
  22 void e_cmd_cr(E_Eco *ec)
  23 {
  24         if (ec->view->b->dot == 0) {
  25                 if (ec->view->b->line->prev) {
  26                         e_buffer_up(ec->view->b);
  27                         e_buffer_eol(ec->view->b);
  28                         e_buffer_newline(ec->view->b);
  29                         e_buffer_down(ec->view->b);
  30                 }
  31                 else {
  32                         e_buffer_newline_first(ec->view->b);
  33                 }
  34         }
  35         else if (ec->view->b->dot == ec->view->b->line->used)
  36                 e_buffer_newline(ec->view->b);
  37         else {
  38                 e_buffer_splitline(ec->view->b);
  39         }
  40         e_view_redraw(ec->view);
  41 }
  42
  43 void e_cmd_ht(E_Eco *ec)
  44 {
  45         e_buffer_insert(ec->view->b, '\t');
  46         e_view_redraw(ec->view);
  47 }
  48
  49 void e_cmd_backspace(E_Eco *ec)
  50 {
  51         e_buffer_backspace(ec->view->b);
  52         e_view_redraw(ec->view);
  53 }
  54
  55 void e_cmd_write(E_Eco *ec)
  56 {
  57         char *buf;
  58
  59         if (!strcmp(ec->view->b->paths->file, "main")) {
  60                 buf= e_status_get_msg(ec, "File: ");
  61                 if (!buf)
  62                         return;
  63
  64                 free((void *) ec->view->b->paths->file);
  65                 ec->view->b->paths->file= strdup(buf);
  66         }
  67         e_file_write(ec, ec->view->b);
  68 }
  69
  70 void e_cmd_killline(E_Eco *ec)
  71 {
  72         e_buffer_killline(ec->view->b, 0);
  73         e_view_redraw(ec->view);
  74 }
  75
  76 void e_cmd_rotate(E_Eco *ec)
  77 {
  78         e_main_rotate(ec);
  79 }
  80
  81 void e_cmd_goto(E_Eco *ec)
  82 {
  83         char *buf;
  84         int line;
  85
  86         buf= e_status_get_msg(ec, "Line: ");
  87         if (buf) {
  88                 line= atoi(buf);
  89                 e_buffer_goto(ec->view->b, line);
  90                 e_view_redraw(ec->view);
  91         }
  92 }
  93
  94 void e_cmd_find_file(E_Eco *ec)
  95 {
  96         E_Buffer *bf;
  97         E_View *v;
  98         char *buf;
  99         int st;
 100
 101         buf= e_status_get_msg(ec, "Find File: ");
 102         if (buf) {
 103                 bf= e_main_find(ec, buf);
 104                 if (bf) {
 105                         v= e_main_view_find(ec, bf);
 106                         e_view_unshow(ec->view);
 107                         e_view_show(v);
 108                         e_view_redraw(v);
 109                         ec->view= v;
 110                 }
 111                 else {
 112                         bf= e_file_read(buf, &st);
 113                         if (bf) {
 114                                 v= e_view_new(ec->sc);
 115                                 v->b= bf;
 116                                 e_main_view_add(ec, v);
 117                                 e_main_add(ec, bf);
 118
 119                                 e_view_show(v);
 120                                 e_view_redraw(v);
 121                                 e_view_unshow(ec->view);
 122                                 ec->view= v;
 123                         }
 124                         else if (st == 2)
 125                                 e_status_set_msg(ec, "(file is locked!)");
 126                         else if (st == 1)
 127                                 e_status_set_msg(ec, "(file is not a regular file!)");
 128                 }
 129         }
 130 }
 131
 132 void e_cmd_cutline(E_Eco *ec)
 133 {
 134         e_buffer_killline(ec->view->b, 1);
 135         e_view_redraw(ec->view);
 136 }
 137
 138 void e_cmd_copyline(E_Eco *ec)
 139 {
 140         e_buffer_killline(ec->view->b, 2);
 141         e_buffer_down(ec->view->b);
 142         e_view_redraw(ec->view);
 143 }
 144
 145 void e_cmd_paste(E_Eco *ec)
 146 {
 147         e_kill_paste(ec->view->b);
 148         e_view_redraw(ec->view);
 149 }
 150
 151 void e_cmd_cleankill(E_Eco *ec)
 152 {
 153         e_kill_clean();
 154 }
 155
 156 void e_cmd_update(E_Eco *ec)
 157 {
 158         e_view_redraw(ec->view);
 159         e_update(ec);
 160         e_status_draw(ec);
 161         e_screen_swap(ec->tr, ec->sc, 1);
 162         e_term_flush();
 163 }
 164
 165 void e_cmd_search_forward(E_Eco *ec)
 166 {
 167         char *buf;
 168
 169         buf= e_status_get_msg(ec, "Search: ");
 170         if (buf) {
 171                 strcpy(ec->view->search, buf);
 172                 e_buffer_search(ec->view->b, ec->view->search, BUFFER_SEARCH_FORWARD);
 173                 e_status_set_msg(ec, "(Search: %s)", ec->view->search);
 174                 e_view_redraw(ec->view);
 175         }
 176         else if (ec->view->search) {
 177                 e_buffer_search(ec->view->b, ec->view->search, BUFFER_SEARCH_FORWARD);
 178                 e_status_set_msg(ec, "(Search: %s)", ec->view->search);
 179                 e_view_redraw(ec->view);
 180         }
 181 }
 182
 183 void e_cmd_search_backward(E_Eco *ec)
 184 {
 185         char *buf;
 186
 187         buf= e_status_get_msg(ec, "Search: ");
 188         if (buf) {
 189                 strcpy(ec->view->search, buf);
 190                 e_buffer_search(ec->view->b, ec->view->search, BUFFER_SEARCH_BACKWARD);
 191                 e_status_set_msg(ec, "(Search: %s)", ec->view->search);
 192                 e_view_redraw(ec->view);
 193         }
 194         else if (ec->view->search) {
 195                 e_buffer_search(ec->view->b, ec->view->search, BUFFER_SEARCH_BACKWARD);
 196                 e_status_set_msg(ec, "(Search: %s)", ec->view->search);
 197                 e_view_redraw(ec->view);
 198         }
 199 }
 200
 201 void e_cmd_replace(E_Eco *ec)
 202 {
 203         char *buf;
 204         int num;
 205
 206         buf= e_status_get_msg(ec, "Replace: ");
 207         if (buf) {
 208                 strcpy(ec->view->search, buf);
 209                 buf= e_status_get_msg(ec, "With: ");
 210                 if (buf) {
 211                         num= e_buffer_replace(ec->view->b, ec->view->search, buf);
 212                         e_status_set_msg(ec, "(%d subsitutions)", num);
 213                         if (num)
 214                                 e_view_redraw(ec->view);
 215                 }
 216         }
 217 }