X-Git-Url: https://fleuret.org/cgi-bin/gitweb/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=selector.cc;h=a22329c6e00fcdf4f91a4ea1005f939ed2f4306f;hb=7320103ce09081bd91399522a4eb003c58289679;hp=27225b9cec383205e5ffa3808c7f85f12bf8681b;hpb=2cb82b02fab268f23ce67cee81438a1a0600f20d;p=selector.git

diff --git a/selector.cc b/selector.cc
index 27225b9..a22329c 100644
--- a/selector.cc
+++ b/selector.cc
@@ -23,7 +23,7 @@
  */
 
 // To use it as a super-history-search for bash:
-// alias h='selector -d -i -b -v -f <(history)'
+// selector -q -b -i -d -v -w -l 10000 <(history)
 
 #include <fstream>
 #include <iostream>
@@ -51,7 +51,8 @@ char label_separator = '\0';
 int output_to_vt_buffer = 0;
 int add_control_qs = 0;
 int with_colors = 1;
-int zsh_history = 0, bash_history = 0;
+int zsh_history = 0;
+int bash_history = 0;
 int inverse_order = 0;
 int remove_duplicates = 0;
 int use_regexp = 0;
@@ -61,6 +62,9 @@ int error_flash = 0;
 
 #define COLOR_MODELINE 1
 #define COLOR_HIGHLIGHTED_LINE 2
+#define COLOR_ERROR 3
+
+int attr_modeline, attr_highlighted_line, attr_error;
 
 //////////////////////////////////////////////////////////////////////
 
@@ -349,12 +353,13 @@ void update_screen(int *current_line, int *temporary_line, int motion,
 
   int nb_printed_lines = 0;
 
-  clear();
   use_default_colors();
   addstr("\n");
 
   if(matcher.regexp_error) {
-    addstr("[regexp error]");
+    attron(attr_error);
+    addnstr("[regexp error]", console_width);
+    attroff(attr_error);
   } else if(nb_lines > 0) {
     int new_line;
     if(match(lines[*current_line], &matcher)) {
@@ -445,18 +450,14 @@ void update_screen(int *current_line, int *temporary_line, int motion,
           buffer[k++] = '\n';
           buffer[k++] = '\0';
 
+          clrtoeol();
+
           // Highlight the highlighted line ...
 
           if(l == new_line) {
-            if(with_colors) {
-              attron(COLOR_PAIR(COLOR_HIGHLIGHTED_LINE));
-              addnstr(buffer, console_width);
-              attroff(COLOR_PAIR(COLOR_HIGHLIGHTED_LINE));
-            } else {
-              attron(A_STANDOUT);
-              addnstr(buffer, console_width);
-              attroff(A_STANDOUT);
-            }
+            attron(attr_highlighted_line);
+            addnstr(buffer, console_width);
+            attroff(attr_highlighted_line);
           } else {
             addnstr(buffer, console_width);
           }
@@ -473,21 +474,23 @@ void update_screen(int *current_line, int *temporary_line, int motion,
     *temporary_line = new_line;
 
     if(nb_printed_lines == 0) {
-      addnstr("[no selection]\n", console_width);
+      attron(attr_error);
+      addnstr("[no selection]", console_width);
+      attroff(attr_error);
     }
   } else {
-    addnstr("[empty choice]\n", console_width);
+    attron(attr_error);
+    addnstr("[empty choice]", console_width);
+    attroff(attr_error);
   }
 
+  clrtobot();
+
   // Draw the modeline
 
   move(0, 0);
 
-  if(with_colors) {
-    attron(COLOR_PAIR(COLOR_MODELINE));
-  } else {
-    attron(A_REVERSE);
-  }
+  attron(attr_modeline);
 
   for(int k = 0; k < console_width; k++) buffer[k] = ' ';
   buffer[console_width] = '\0';
@@ -536,11 +539,7 @@ void update_screen(int *current_line, int *temporary_line, int motion,
 
   move(0, cursor_x);
 
-  if(with_colors) {
-    attroff(COLOR_PAIR(COLOR_MODELINE));
-  } else {
-    attroff(A_REVERSE);
-  }
+  attroff(attr_modeline);
 
   // We are done
 
@@ -773,6 +772,7 @@ int main(int argc, char **argv) {
          << endl
          << " -h      show this help" << endl
          << " -v      inject the selected line in the tty" << endl
+         << " -w      quote control characters with ^Qs when using -v" << endl
          << " -d      remove duplicated lines" << endl
          << " -b      remove the bash history line prefix" << endl
          << " -z      remove the zsh history line prefix" << endl
@@ -781,7 +781,7 @@ int main(int argc, char **argv) {
          << " -a      case sensitive" << endl
          << " -m      monochrome mode" << endl
          << " -q      make a flash instead of a beep on an edition error" << endl
-         << " --      rest of the arguments are filenames" << endl
+         << " --      all following arguments are filenames" << endl
          << " -t <title>" << endl
          << "         add a title in the modeline" << endl
          << " -c <fg modeline> <bg modeline> <fg highlight> <bg highlight>" << endl
@@ -883,28 +883,32 @@ int main(int argc, char **argv) {
   // So that the arrow keys work
   keypad(stdscr, TRUE);
 
-  if(with_colors) {
+  attr_error = A_STANDOUT;
+  attr_modeline = A_REVERSE;
+  attr_highlighted_line = A_STANDOUT;
 
-    if(has_colors()) {
+  if(with_colors && has_colors()) {
 
-      start_color();
+    start_color();
 
-      if(color_fg_modeline < 0  || color_fg_modeline >= COLORS ||
-         color_bg_modeline < 0  || color_bg_modeline >= COLORS ||
-         color_fg_highlight < 0 || color_bg_highlight >= COLORS ||
-         color_bg_highlight < 0 || color_bg_highlight >= COLORS) {
-        echo();
-        endwin();
-        cerr << "Color numbers have to be between 0 and " << COLORS - 1 << "." << endl;
-        exit(1);
-      }
+    if(color_fg_modeline < 0  || color_fg_modeline >= COLORS ||
+       color_bg_modeline < 0  || color_bg_modeline >= COLORS ||
+       color_fg_highlight < 0 || color_bg_highlight >= COLORS ||
+       color_bg_highlight < 0 || color_bg_highlight >= COLORS) {
+      echo();
+      endwin();
+      cerr << "Color numbers have to be between 0 and " << COLORS - 1 << "." << endl;
+      exit(1);
+    }
 
-      init_pair(COLOR_MODELINE, color_fg_modeline, color_bg_modeline);
-      init_pair(COLOR_HIGHLIGHTED_LINE, color_fg_highlight, color_bg_highlight);
+    init_pair(COLOR_MODELINE, color_fg_modeline, color_bg_modeline);
+    init_pair(COLOR_HIGHLIGHTED_LINE, color_fg_highlight, color_bg_highlight);
+    init_pair(COLOR_ERROR, COLOR_WHITE, COLOR_RED);
+
+    attr_modeline = COLOR_PAIR(COLOR_MODELINE);
+    attr_highlighted_line = COLOR_PAIR(COLOR_HIGHLIGHTED_LINE);
+    attr_error = COLOR_PAIR(COLOR_ERROR);
 
-    } else {
-      with_colors = 0;
-    }
   }
 
   int key;
@@ -996,6 +1000,11 @@ int main(int argc, char **argv) {
       kill_after_cursor(pattern, &cursor_position);
     }
 
+    else if(key == '\014') { // ^L
+      // I suspect that we may sometime mess up the display
+      clear();
+    }
+
     update_screen(&current_line, &temporary_line, motion,
                   nb_lines, labels, cursor_position, pattern);