aboutsummaryrefslogtreecommitdiffstats
path: root/screen_utils.c
blob: b93069c22959259324ef8adc04aa95ab4906fb20 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <glib.h>
#include <ncurses.h>

#include "config.h"
#include "libmpdclient.h"
#include "mpc.h"
#include "support.h"
#include "command.h"
#include "options.h"
#include "list_window.h"
#include "screen.h"

#define FIND_PROMPT  "Find: "
#define RFIND_PROMPT "Find backward: "

int
screen_getch(WINDOW *w, char *prompt)
{
  int key = -1;
  int prompt_len = strlen(prompt);

  wclear(w);  
  wmove(w, 0, 0);
  waddstr(w, prompt);
  wmove(w, 0, prompt_len);
  
  echo();
  curs_set(1);
  timeout(-1);

  key = wgetch(w);

  noecho();
  curs_set(0);
  timeout(SCREEN_TIMEOUT);

  return key;
}


char *
screen_getstr(WINDOW *w, char *prompt)
{
  char buf[256], *line = NULL;
  int prompt_len = strlen(prompt);

  wclear(w);  
  wmove(w, 0, 0);
  waddstr(w, prompt);
  wmove(w, 0, prompt_len);
  
  echo();
  curs_set(1);

  if( wgetnstr(w, buf, 256) == OK )
    line = g_strdup(buf);

  noecho();
  curs_set(0);

  return line;
}


/* query user for a string and find it in a list window */
int 
screen_find(screen_t *screen,
	    mpd_client_t *c,
	    list_window_t *lw, 
	    int rows,
	    command_t findcmd,
	    list_window_callback_fn_t callback_fn)
{
  int reversed = 0;
  int retval   = 0;
  char *prompt = FIND_PROMPT;

  if( findcmd==CMD_LIST_RFIND ||findcmd==CMD_LIST_RFIND_NEXT ) 
    {
      prompt = RFIND_PROMPT;
      reversed = 1;
    }

  switch(findcmd)
    {
    case CMD_LIST_FIND:
    case CMD_LIST_RFIND:
      if( screen->findbuf )
	{
	  g_free(screen->findbuf);
	  screen->findbuf=NULL;
	}
      /* continue... */
    case CMD_LIST_FIND_NEXT:
    case CMD_LIST_RFIND_NEXT:
      if( !screen->findbuf )
	screen->findbuf=screen_getstr(screen->status_window.w, prompt);
      if( reversed )
	retval = list_window_rfind(lw, 
				   callback_fn,
				   c, 
				   screen->findbuf,
				   options.find_wrap,
				   rows);
      else
	retval = list_window_find(lw,
				  callback_fn,
				  c,
				  screen->findbuf,
				  options.find_wrap);
      if( retval == 0 )
	{
	  lw->repaint  = 1;
	}
      else
	{
	  screen_status_printf("Unable to find \'%s\'", screen->findbuf);
	  beep();
	}
      return 1;
    default:
      break;
    }
  return 0;
}


int
my_waddstr(WINDOW *w, const char *text, int color)
{
  int ret;

  if( options.enable_colors )
    wattron(w, color);
  ret = waddstr(w, text);
  if( options.enable_colors )
    wattroff(w, color);

  return ret;
}

int
my_mvwaddstr(WINDOW *w, int x, int y, const char *text, int color)
{
  int ret;

  if( options.enable_colors )
    wattron(w, color);
  ret = mvwaddstr(w, x, y, text);
  if( options.enable_colors )
    wattroff(w, color);

  return ret;
}