initial step to do mark in inpun fields

added selection with mouse

Signed-off-by: Ilia Maslakov <il.smind@gmail.com>

    Code cleanup: make visibility of some functions as static

Signed-off-by: Slava Zanko <slavazanko@gmail.com>
Signed-off-by: Ilia Maslakov <il.smind@gmail.com>

fixed skins

Signed-off-by: Ilia Maslakov <il.smind@gmail.com>

lib/skin.h

@@ -45,7 +45,7 @@
  */
 #define GAUGE_COLOR               mc_skin_color__cache[19]
 #define INPUT_COLOR               mc_skin_color__cache[20]
-#define INPUT_INACTIVE_COLOR      mc_skin_color__cache[21]
+#define INPUT_UNCHANGED_COLOR     mc_skin_color__cache[21]
 #define INPUT_MARK_COLOR          mc_skin_color__cache[22]
 
 #define HELP_NORMAL_COLOR         mc_skin_color__cache[23]

lib/skin/colors-old.c

@@ -70,6 +70,9 @@ static const mc_skin_colors_old_t old_colors[] = {
     {"menuinactive", "menu", "menuinactive"},
     {"gauge", "core", "gauge"},
     {"input", "core", "input"},
+    {"inputmark", "core", "inputmark"},
+    {"inputunchanged", "core", "inputunchanged"},
+    {"commandlinemark", "core", "commandlinemark"},
     {"helpnormal", "help", "_default_"},
     {"helpitalic", "help", "helpitalic"},
     {"helpbold", "help", "helpbold"},

lib/skin/colors.c

@@ -222,7 +222,7 @@ mc_skin_color_cache_init (void)
     GAUGE_COLOR = mc_skin_color_get ("core", "gauge");
     INPUT_COLOR = mc_skin_color_get ("core", "input");
     INPUT_MARK_COLOR = mc_skin_color_get ("core", "inputmark");
-    INPUT_INACTIVE_COLOR = mc_skin_color_get ("core", "inputinactive");
+    INPUT_UNCHANGED_COLOR = mc_skin_color_get ("core", "inputunchanged");
 
     HELP_NORMAL_COLOR = mc_skin_color_get ("help", "_default_");
     HELP_ITALIC_COLOR = mc_skin_color_get ("help", "helpitalic");

misc/mc.keymap.default

@@ -330,6 +330,12 @@ InputHistoryNext = alt-n; ctrl-up
 InputHistoryShow = alt-h
 InputComplete = alt-tab
 InputClearLine =
+InputLeftHighlight =
+InputRightHighlight =
+InputWordLeftHighlight =
+InputWordRightHighlight =
+InputBolHighlight =
+InputEolHighlight =
 
 [tree]
 TreeHelp = f1

misc/mc.keymap.emacs

@@ -334,6 +334,12 @@ InputHistoryNext = alt-n; ctrl-up
 InputHistoryShow = alt-h
 InputComplete = alt-tab
 InputClearLine =
+InputLeftHighlight =
+InputRightHighlight =
+InputWordLeftHighlight =
+InputWordRightHighlight =
+InputBolHighlight =
+InputEolHighlight =
 
 [tree]
 TreeHelp = f1

misc/skins/darkfar.ini

@@ -31,7 +31,10 @@
     markselect=yellow;cyan
     gauge=white;black
     input=black;cyan
+    inputunchanged=gray;cyan
+    inputmark=cyan;black
     reverse=black;lightgray
+    commandlinemark=black;lightgray
 
 [dialog]
     _default_=brightcyan;blue

misc/skins/default.ini

@@ -31,7 +31,10 @@
     markselect=yellow;cyan
     gauge=white;black
     input=black;cyan
+    inputunchanged=gray;cyan
+    inputmark=cyan;black
     reverse=black;lightgray
+    commandlinemark=black;lightgray
 
 [dialog]
     _default_=black;lightgray

misc/skins/double-lines.ini

@@ -32,6 +32,9 @@
     gauge=white;black
     input=black;cyan
     reverse=black;lightgray
+    inputunchanged=gray;cyan
+    inputmark=cyan;black
+    commandlinemark=black;lightgray
 
 [dialog]
     _default_=black;lightgray

misc/skins/featured.ini

@@ -33,7 +33,10 @@
     markselect=yellow;cyan
     gauge=white;black
     input=black;cyan
+    inputunchanged=gray;cyan
+    inputmark=cyan;black
     reverse=black;lightgray
+    commandlinemark=black;lightgray
 
 [dialog]
     _default_=black;lightgray

src/args.c

@@ -326,7 +326,8 @@ mc_args_new_color_group (void)
                                                    _("--colors KEYWORD={FORE},{BACK}\n\n"
                                                      "{FORE} and {BACK} can be omitted, and the default will be used\n"
                                                      "\n" "Keywords:\n"
-                                                     "   Global:       errors, reverse, gauge, input, viewunderline\n"
+                                                     "   Global:       errors, reverse, gauge, viewunderline\n"
+                                                     "                 input, inputmark, inputunchanged, commandlinemark\n"
                                                      "   File display: normal, selected, marked, markselect\n"
                                                      "   Dialog boxes: dnormal, dfocus, dhotnormal, dhotfocus, errdhotnormal,\n"
                                                      "                 errdhotfocus\n"

src/boxes.c

@@ -139,7 +139,7 @@ display_init (int radio_sel, char *init_text, int _check_status, char **_status)
     const int input_colors[3] =
     {
         INPUT_COLOR,
-        INPUT_INACTIVE_COLOR,
+        INPUT_UNCHANGED_COLOR,
         INPUT_MARK_COLOR
     };
 
@@ -1025,7 +1025,7 @@ vfs_smb_get_authinfo (const char *host, const char *share, const char *domain, c
     const int input_colors[3] =
     {
         INPUT_COLOR,
-        INPUT_INACTIVE_COLOR,
+        INPUT_UNCHANGED_COLOR,
         INPUT_MARK_COLOR
     };
 

src/cmddef.h

@@ -255,6 +255,13 @@
 #define CK_InputPaste                  4025
 #define CK_InputClearLine              4026
 
+#define CK_InputLeftHighlight          4027
+#define CK_InputRightHighlight         4028
+#define CK_InputWordLeftHighlight      4029
+#define CK_InputWordRightHighlight     4030
+#define CK_InputBolHighlight           4031
+#define CK_InputEolHighlight           4032
+
 /* Viewer */
 #define CK_ViewHelp                     5001
 #define CK_ViewToggleWrapMode           5002

src/diffviewer/ydiff.c

@@ -31,6 +31,7 @@
 #include <stdlib.h>
 #include <sys/stat.h>
 #include <sys/types.h>
+#include <sys/wait.h>
 
 #include "lib/global.h"
 #include "lib/tty/tty.h"

src/editor/editcmd_dialogs.c

@@ -315,7 +315,7 @@ editcmd_dialog_raw_key_query (const char *heading, const char *query, int cancel
     const int input_colors[3] =
     {
         INPUT_COLOR,
-        INPUT_INACTIVE_COLOR,
+        INPUT_UNCHANGED_COLOR,
         INPUT_MARK_COLOR
     };
 

src/find.c

@@ -387,7 +387,7 @@ find_parameters (char **start_dir, char **pattern, char **content)
     const int input_colors[3] =
     {
         INPUT_COLOR,
-        INPUT_INACTIVE_COLOR,
+        INPUT_UNCHANGED_COLOR,
         INPUT_MARK_COLOR
     };
 

src/keybind.c

@@ -477,6 +477,12 @@ static name_keymap_t command_names[] = {
     { "InputXStore",                     CK_InputKillSave },
     { "InputXPaste",                     CK_InputPaste },
     { "InputClearLine",                  CK_InputClearLine },
+    { "InputLeftHighlight",              CK_InputLeftHighlight },
+    { "InputRightHighlight",             CK_InputRightHighlight},
+    { "InputWordLeftHighlight",          CK_InputWordLeftHighlight},
+    { "InputWordRightHighlight",         CK_InputWordRightHighlight},
+    { "InputBolHighlight",               CK_InputBolHighlight},
+    { "InputEolHighlight",               CK_InputEolHighlight},
 
     /* common */
     { "ExtMap1",                         CK_StartExtMap1 },

src/panelize.c

@@ -142,7 +142,7 @@ init_panelize (void)
     const int input_colors[3] =
     {
         INPUT_COLOR,
-        INPUT_INACTIVE_COLOR,
+        INPUT_UNCHANGED_COLOR,
         INPUT_MARK_COLOR
     };
 

src/widget.c

@@ -1046,6 +1046,60 @@ draw_history_button (WInput * in)
 /* Pointer to killed data */
 static char *kill_buffer = NULL;
 
+static void
+input_set_markers (WInput * in, long m1)
+{
+    in->mark = m1;
+}
+
+static void
+input_mark_cmd (WInput * in, gboolean mark)
+{
+    if (!mark)
+    {
+        in->highlight = FALSE;
+        input_set_markers (in, 0);
+    }
+    else
+    {
+        in->highlight = TRUE;
+        input_set_markers (in, in->point);
+    }
+}
+
+static gboolean
+input_eval_marks (WInput * in, long *start_mark, long *end_mark)
+{
+    if (in->highlight)
+    {
+        *start_mark = min (in->mark, in->point);
+        *end_mark = max (in->mark, in->point);
+        return TRUE;
+    }
+    else
+    {
+        *start_mark = *end_mark = 0;
+        return FALSE;
+    }
+}
+
+static void
+delete_region (WInput * in, int x_first, int x_last)
+{
+    int first = min (x_first, x_last);
+    int last = max (x_first, x_last);
+    size_t len;
+
+    input_mark_cmd (in, FALSE);
+    in->point = first;
+    last = str_offset_to_pos (in->buffer, last);
+    first = str_offset_to_pos (in->buffer, first);
+    len = strlen (&in->buffer[last]) + 1;
+    memmove (&in->buffer[first], &in->buffer[last], len);
+    in->charpoint = 0;
+    in->need_push = 1;
+}
+
 void
 update_input (WInput * in, int clear_first)
 {
@@ -1080,7 +1134,7 @@ update_input (WInput * in, int clear_first)
         draw_history_button (in);
 
     if (in->first)
-        tty_setcolor (in->inactive_color);
+        tty_setcolor (in->unchanged_color);
     else
         tty_setcolor (in->color);
 
@@ -1088,16 +1142,43 @@ update_input (WInput * in, int clear_first)
 
     if (!in->is_password)
     {
-        tty_print_string (str_term_substring (in->buffer, in->term_first_shown,
-                                              in->field_width - has_history));
+        if (!in->highlight)
+        {
+            tty_print_string (str_term_substring (in->buffer, in->term_first_shown,
+                                                  in->field_width - has_history));
+        }
+        else
+        {
+            long m1, m2;
+            if (input_eval_marks (in, &m1, &m2))
+            {
+                tty_setcolor (in->color);
+                cp = str_term_substring (in->buffer, in->term_first_shown, in->field_width - has_history);
+                tty_print_string (cp);
+                tty_setcolor (in->mark_color);
+                if (m1 < in->term_first_shown)
+                {
+                    widget_move (&in->widget, 0, 0);
+                    tty_print_string (str_term_substring (in->buffer, in->term_first_shown, m2 - in->term_first_shown));
+                }
+                else
+                {
+                    int sel_width;
+                    widget_move (&in->widget, 0, m1 - in->term_first_shown);
+                    sel_width = min (m2 - m1, (in->field_width - has_history) - (str_term_width2 (in->buffer, m1) - in->term_first_shown));
+                    tty_print_string (str_term_substring (in->buffer, m1, sel_width));
+                }
+            }
+        }
     }
     else
     {
-        cp = in->buffer;
-        for (i = -in->term_first_shown; i < in->field_width - has_history; i++)
+        cp = str_term_substring (in->buffer, in->term_first_shown, in->field_width - has_history);
+        for (i = 0; i < in->field_width - has_history; i++)
         {
             if (i >= 0)
             {
+                tty_setcolor (in->color);
                 tty_print_char ((cp[0] != '\0') ? '*' : ' ');
             }
             if (cp[0] != '\0')
@@ -1515,6 +1596,7 @@ new_input (WInput * in)
     in->point = 0;
     in->charpoint = 0;
     in->mark = 0;
+    in->highlight = FALSE;
     free_completions (in);
     update_input (in, 0);
 }
@@ -1540,6 +1622,12 @@ insert_char (WInput * in, int c_code)
     size_t i;
     int res;
 
+    if (in->highlight)
+    {
+        long m1, m2;
+        if (input_eval_marks (in, &m1, &m2))
+            delete_region (in, m1, m2);
+    }
     if (c_code == -1)
         return MSG_NOT_HANDLED;
 
@@ -1746,24 +1834,6 @@ copy_region (WInput * in, int x_first, int x_last)
     save_text_to_clip_file (kill_buffer);
 }
 
-static void
-delete_region (WInput * in, int x_first, int x_last)
-{
-    int first = min (x_first, x_last);
-    int last = max (x_first, x_last);
-    size_t len;
-
-    in->point = first;
-    if (in->mark > first)
-        in->mark = first;
-    last = str_offset_to_pos (in->buffer, last);
-    first = str_offset_to_pos (in->buffer, first);
-    len = strlen (&in->buffer[last]) + 1;
-    memmove (&in->buffer[first], &in->buffer[last], len);
-    in->charpoint = 0;
-    in->need_push = 1;
-}
-
 static void
 kill_word (WInput * in)
 {
@@ -1799,7 +1869,7 @@ back_kill_word (WInput * in)
 static void
 set_mark (WInput * in)
 {
-    in->mark = in->point;
+    input_mark_cmd (in, TRUE);
 }
 
 static void
@@ -1932,24 +2002,55 @@ input_execute_cmd (WInput * in, unsigned long command)
 {
     cb_ret_t res = MSG_HANDLED;
 
+    /* a highlight command like shift-arrow */
+    if (command == CK_InputLeftHighlight ||
+        command == CK_InputRightHighlight ||
+        command == CK_InputWordLeftHighlight ||
+        command == CK_InputWordRightHighlight ||
+        command == CK_InputBolHighlight ||
+        command == CK_InputEolHighlight)
+    {
+        if (!in->highlight)
+        {
+            input_mark_cmd (in, FALSE);     /* clear */
+            input_mark_cmd (in, TRUE);      /* marking on */
+        }
+    }
+
+    switch (command)
+    {
+    case CK_InputForwardWord:
+    case CK_InputBackwardWord:
+    case CK_InputForwardChar:
+    case CK_InputBackwardChar:
+        if (in->highlight)
+            input_mark_cmd (in, FALSE);
+    }
+
     switch (command)
     {
     case CK_InputBol:
+    case CK_InputBolHighlight:
         beginning_of_line (in);
         break;
     case CK_InputEol:
+    case CK_InputEolHighlight:
         end_of_line (in);
         break;
     case CK_InputMoveLeft:
+    case CK_InputLeftHighlight:
         key_left (in);
         break;
     case CK_InputWordLeft:
+    case CK_InputWordLeftHighlight:
         key_ctrl_left (in);
         break;
     case CK_InputMoveRight:
+    case CK_InputRightHighlight:
         key_right (in);
         break;
     case CK_InputWordRight:
+    case CK_InputWordRightHighlight:
         key_ctrl_right (in);
         break;
     case CK_InputBackwardChar:
@@ -1965,11 +2066,26 @@ input_execute_cmd (WInput * in, unsigned long command)
         forward_word (in);
         break;
     case CK_InputBackwardDelete:
-        backward_delete (in);
+        if (in->highlight)
+        {
+            long m1, m2;
+            if (input_eval_marks (in, &m1, &m2))
+                delete_region (in, m1, m2);
+        }
+        else
+        {
+            backward_delete (in);
+        }
         break;
     case CK_InputDeleteChar:
         if (in->first)
             port_region_marked_for_delete (in);
+        else if (in->highlight)
+        {
+            long m1, m2;
+            if (input_eval_marks (in, &m1, &m2))
+                delete_region (in, m1, m2);
+        }
         else
             delete_char (in);
         break;
@@ -2016,6 +2132,16 @@ input_execute_cmd (WInput * in, unsigned long command)
         res = MSG_NOT_HANDLED;
     }
 
+    if (command != CK_InputLeftHighlight &&
+        command != CK_InputRightHighlight &&
+        command != CK_InputWordLeftHighlight &&
+        command != CK_InputWordRightHighlight &&
+        command != CK_InputBolHighlight &&
+        command != CK_InputEolHighlight)
+    {
+        in->highlight = FALSE;
+    }
+
     return res;
 }
 
@@ -2164,6 +2290,9 @@ input_event (Gpm_Event * event, void *data)
 {
     WInput *in = data;
 
+    if (event->type & GPM_DOWN)
+        input_mark_cmd (in, FALSE);
+
     if (event->type & (GPM_DOWN | GPM_DRAG))
     {
         dlg_select_widget (in);
@@ -2181,6 +2310,13 @@ input_event (Gpm_Event * event, void *data)
         }
         update_input (in, 1);
     }
+    /* A lone up mustn't do anything */
+    if (in->highlight && event->type & (GPM_UP | GPM_DRAG))
+        return MOU_NORMAL;
+
+    if (!(event->type & GPM_DRAG))
+        input_mark_cmd (in, TRUE);
+
     return MOU_NORMAL;
 }
 
@@ -2219,10 +2355,11 @@ input_new (int y, int x, int *input_colors, int width, const char *def_text,
     in->current_max_size = initial_buffer_len;
     in->buffer = g_new (char, initial_buffer_len);
     in->color = input_colors[0];
+    in->unchanged_color = input_colors[1];
     in->mark_color = input_colors[2];
-    in->inactive_color = input_colors[1];
     in->field_width = width;
     in->first = TRUE;
+    in->highlight = FALSE;
     in->term_first_shown = 0;
     in->disable_update = 0;
     in->mark = 0;

src/widget.h

@@ -102,12 +102,13 @@ typedef struct {
     Widget widget;
     int  point;		   /* cursor position in the input line in characters */
     int  mark;			/* The mark position in characters */
+    gboolean highlight;         /* There is a selected block */
     int  term_first_shown;	/* column of the first shown character */
     size_t current_max_size;	/* Maximum length of input line (bytes) */
     int  field_width;		/* width of the editing field */
     int  color;			/* color used */
     int  mark_color;		/* color for marked text */
-    int  inactive_color;	/* color for inactive text (Is first keystroke) */
+    int  unchanged_color;	/* color for inactive text (Is first keystroke) */
     gboolean first;		/* Is first keystroke? */
     int  disable_update;	/* Do we want to skip updates? */
     int  is_password;		/* Is this a password input line? */

src/wtools.c

@@ -370,7 +370,7 @@ quick_dialog_skip (QuickDialog *qd, int nskip)
     const int input_colors[3] =
     {
         INPUT_COLOR,
-        INPUT_INACTIVE_COLOR,
+        INPUT_UNCHANGED_COLOR,
         INPUT_MARK_COLOR
     };