From: Daniel Carl <danielcarl@gmx.de>
Date: Mon, 8 Sep 2014 20:35:45 +0000 (+0200)
Subject: Added completion for :autocmd and :augroup (#100).
X-Git-Url: https://git.owens.tech/wrapped.html/wrapped.html/git?a=commitdiff_plain;h=ef4486dcb37b3777b43150675e87e89daea11c50;p=vimb.git

Added completion for :autocmd and :augroup (#100).
---

diff --git a/src/autocmd.c b/src/autocmd.c
index 9ef8827..ea030fb 100644
--- a/src/autocmd.c
+++ b/src/autocmd.c
@@ -23,6 +23,7 @@
 #include "ascii.h"
 #include "ex.h"
 #include "util.h"
+#include "completion.h"
 
 typedef struct {
     guint bits;     /* the bits identify the events the command applies to */
@@ -286,6 +287,59 @@ gboolean autocmd_run(AuEvent event, const char *uri, const char *group)
     return true;
 }
 
+gboolean autocmd_fill_group_completion(GtkListStore *store, const char *input)
+{
+    GSList *lg;
+    gboolean found = false;
+    GtkTreeIter iter;
+
+    if (!input || !*input) {
+        for (lg = groups; lg; lg = lg->next) {
+            gtk_list_store_append(store, &iter);
+            gtk_list_store_set(store, &iter, COMPLETION_STORE_FIRST, ((AuGroup*)lg->data)->name, -1);
+            found = true;
+        }
+    } else {
+        for (lg = groups; lg; lg = lg->next) {
+            char *value = ((AuGroup*)lg->data)->name;
+            if (g_str_has_prefix(value, input)) {
+                gtk_list_store_append(store, &iter);
+                gtk_list_store_set(store, &iter, COMPLETION_STORE_FIRST, value, -1);
+                found = true;
+            }
+        }
+    }
+
+    return found;
+}
+
+gboolean autocmd_fill_event_completion(GtkListStore *store, const char *input)
+{
+    int i;
+    const char *value;
+    gboolean found = false;
+    GtkTreeIter iter;
+
+    if (!input || !*input) {
+        for (i = 0; i < LENGTH(events); i++) {
+            gtk_list_store_append(store, &iter);
+            gtk_list_store_set(store, &iter, COMPLETION_STORE_FIRST, events[i].name, -1);
+            found = true;
+        }
+    } else {
+        for (i = 0; i < LENGTH(events); i++) {
+            value = events[i].name;
+            if (g_str_has_prefix(value, input)) {
+                gtk_list_store_append(store, &iter);
+                gtk_list_store_set(store, &iter, COMPLETION_STORE_FIRST, value, -1);
+                found = true;
+            }
+        }
+    }
+
+    return found;
+}
+
 /**
  * Get the augroup by it's name.
  */
diff --git a/src/autocmd.h b/src/autocmd.h
index 0d437f0..fe3bc04 100644
--- a/src/autocmd.h
+++ b/src/autocmd.h
@@ -43,6 +43,8 @@ void autocmd_cleanup(void);
 gboolean autocmd_augroup(char *name, gboolean delete);
 gboolean autocmd_add(char *name, gboolean delete);
 gboolean autocmd_run(AuEvent event, const char *uri, const char *group);
+gboolean autocmd_fill_group_completion(GtkListStore *store, const char *input);
+gboolean autocmd_fill_event_completion(GtkListStore *store, const char *input);
 
 #endif /* end of include guard: _AUTOCMD_H */
 #endif
diff --git a/src/ex.c b/src/ex.c
index 6647bf1..7d14324 100644
--- a/src/ex.c
+++ b/src/ex.c
@@ -1028,29 +1028,32 @@ static gboolean complete(short direction)
         skip_whitespace(&in);
         parse_count(&in, arg);
 
-        /* packup the current pointer so that we can restore the input pointer
-         * if tha command name parsing fails */
+        /* Backup the current pointer so that we can restore the input pointer
+         * if tha command name parsing fails. */
         before_cmdname = in;
 
-        if (parse_command_name(&in, arg) && VB_IS_SPACE(*in)) {
+        /* Do ex command specific completion if the comman is recognized and
+         * there is a space after the command and the optional '!' bang. */
+        if (parse_command_name(&in, arg) && parse_bang(&in, arg) && VB_IS_SPACE(*in)) {
             const char *token;
-            /* get only the last word of input string for the completion for
-             * bookmark tag completion */
+
+            /* Get only the last word of input string for the completion for
+             * bookmark tag completion. */
             if (arg->code == EX_BMA) {
-                /* find the end of the input and search for the next
-                 * whitespace toward the beginning */
+                /* Find the end of the input and search for the next
+                 * whitespace toward the beginning. */
                 token = strrchr(in, '\0');
                 while (token >= in && !VB_IS_SPACE(*token)) {
                     token--;
                 }
             } else {
-                /* use all input except ot the command itself for the
-                 * completion */
+                /* Use all input except of the command and it's possible bang
+                 * itself for the completion. */
                 token = in;
             }
 
-            /* save the string prefix that will not be part of completion like
-             * the ':open ' if ':open something' is completed. this means that
+            /* Save the string prefix that will not be part of completion like
+             * the ':open ' if ':open something' is completed. This means that
              * the completion will only the none prefix part of the input */
             OVERWRITE_NSTRING(excomp.prefix, input, token - input + 1);
 
@@ -1067,7 +1070,7 @@ static gboolean complete(short direction)
                     break;
 
                 case EX_SET:
-                    sort = true;
+                    sort  = true;
                     found = setting_fill_completion(store, token);
                     break;
 
@@ -1086,6 +1089,18 @@ static gboolean complete(short direction)
                     found = handler_fill_completion(store, token);
                     break;
 
+#ifdef FEATURE_AUTOCMD
+                case EX_AUTOCMD:
+                    sort  = true;
+                    found = autocmd_fill_event_completion(store, token);
+                    break;
+
+                case EX_AUGROUP:
+                    sort  = true;
+                    found = autocmd_fill_group_completion(store, token);
+                    break;
+#endif
+
                 default:
                     break;
             }
@@ -1093,8 +1108,8 @@ static gboolean complete(short direction)
             /* restore the 'in' pointer after try to parse command name */
             in = before_cmdname;
 
-            /* backup the parsed data so we can access them in
-             * completion_select function */
+            /* Backup the parsed data so we can access them in
+             * completion_select function. */
             excomp.count = arg->count;
 
             if (ex_fill_completion(store, in)) {