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Stubs to give feedback when doing explicit completion

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Signed-off-by: Federico Mena Quintero <federico@gnu.org>

svn path=/trunk/; revision=19834
This commit is contained in:
Federico Mena Quintero 2008-03-13 00:40:37 +00:00 committed by Federico Mena Quintero
parent 1510b02c75
commit 47ddc0c86f
1 changed files with 91 additions and 10 deletions
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101
gtk/gtkfilechooserentry.c
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@ -385,6 +385,12 @@ clear_completions (GtkFileChooserEntry *chooser_entry)
chooser_entry->load_complete_action = LOAD_COMPLETE_NOTHING;
}
static void
beep (GtkFileChooserEntry *chooser_entry)
{
gdk_display_beep (gtk_widget_get_display (GTK_WIDGET (chooser_entry)));
}
/* This function will append a directory separator to paths to
* display_name iff the path associated with it is a directory.
* maybe_append_separator_to_path will g_free the display_name and
@ -427,10 +433,11 @@ maybe_append_separator_to_path (GtkFileChooserEntry *chooser_entry,
* to the current contents of the entry. Also, if there's one and only one such
* path, stores it in unique_path_ret.
*/
static void
static gboolean
find_common_prefix (GtkFileChooserEntry *chooser_entry,
gchar **common_prefix_ret,
GtkFilePath **unique_path_ret)
GtkFilePath **unique_path_ret,
GError **error)
{
GtkEditable *editable;
GtkTreeIter iter;
@ -455,7 +462,7 @@ find_common_prefix (GtkFileChooserEntry *chooser_entry,
text_up_to_cursor,
&parsed_folder_path,
&parsed_file_part,
NULL); /* NULL-GError */
error);
printf ("Text up to cursor: \"%s\"\n", text_up_to_cursor);
printf ("parsed_folder_path: \"%s\"\nparsed_file_part: \"%s\"\n",
@ -465,7 +472,7 @@ find_common_prefix (GtkFileChooserEntry *chooser_entry,
g_free (text_up_to_cursor);
if (!parsed)
return;
return FALSE;
g_assert (parsed_folder_path != NULL
&& chooser_entry->current_folder_path != NULL
@ -516,19 +523,46 @@ find_common_prefix (GtkFileChooserEntry *chooser_entry,
gtk_file_path_free (parsed_folder_path);
g_free (parsed_file_part);
return TRUE;
}
typedef enum {
PREFIX_APPENDED,
UNIQUE_PREFIX_APPENDED,
INVALID_INPUT,
NO_COMMON_PREFIX
} CommonPrefixResult;
/* Finds a common prefix based on the contents of the entry and mandatorily appends it */
static void
static CommonPrefixResult
append_common_prefix (GtkFileChooserEntry *chooser_entry,
gboolean highlight)
gboolean highlight,
gboolean show_errors)
{
gchar *common_prefix;
GtkFilePath *unique_path;
GError *error;
CommonPrefixResult result;
gboolean have_result;
clear_completions (chooser_entry);
find_common_prefix (chooser_entry, &common_prefix, &unique_path);
error = NULL;
if (!find_common_prefix (chooser_entry, &common_prefix, &unique_path, &error))
{
if (show_errors)
{
beep (chooser_entry);
/* FIXME: display the error somehow */
}
g_error_free (error);
return INVALID_INPUT;
}
have_result = FALSE;
if (unique_path)
{
@ -536,6 +570,13 @@ append_common_prefix (GtkFileChooserEntry *chooser_entry,
unique_path,
common_prefix);
gtk_file_path_free (unique_path);
if (common_prefix)
result = UNIQUE_PREFIX_APPENDED;
else
result = INVALID_INPUT;
have_result = TRUE;
}
printf ("common prefix: \"%s\"\n",
@ -574,6 +615,18 @@ append_common_prefix (GtkFileChooserEntry *chooser_entry,
gtk_editable_set_position (GTK_EDITABLE (chooser_entry), pos);
g_free (common_prefix);
if (have_result)
return result;
else
return PREFIX_APPENDED;
}
else
{
if (have_result)
return result;
else
return NO_COMMON_PREFIX;
}
}
@ -655,6 +708,8 @@ gtk_file_chooser_entry_grab_focus (GtkWidget *widget)
static void
explicitly_complete (GtkFileChooserEntry *chooser_entry)
{
CommonPrefixResult result;
g_assert (chooser_entry->current_folder != NULL);
g_assert (gtk_file_folder_is_finished_loading (chooser_entry->current_folder));
@ -665,7 +720,27 @@ explicitly_complete (GtkFileChooserEntry *chooser_entry)
* - If there are no matches at all, beep and bring up a tooltip
* - If the suggestion window is already up, scroll it
*/
append_common_prefix (chooser_entry, FALSE);
result = append_common_prefix (chooser_entry, FALSE, TRUE);
switch (result)
{
case PREFIX_APPENDED:
break;
case UNIQUE_PREFIX_APPENDED:
break;
case INVALID_INPUT:
break;
case NO_COMMON_PREFIX:
/* FIXME: pop up the suggestion window */
/* FIXME: we need to distinguish between "no match" and "many matches" */
break;
default:
g_assert_not_reached ();
}
/* FIXME: this bit of code is commented out for reference; this is how we used to force the suggestion window to pop up
*
@ -689,7 +764,7 @@ start_explicit_completion (GtkFileChooserEntry *chooser_entry)
printf ("We don't have a current_folder_path - means the user typed something bogus\n");
gdk_display_beep (gtk_widget_get_display (GTK_WIDGET (chooser_entry)));
beep (chooser_entry);
/* FIXME: present a tooltip to tell the user that his folder is invalid */
chooser_entry->load_complete_action = LOAD_COMPLETE_NOTHING;
@ -706,6 +781,8 @@ start_explicit_completion (GtkFileChooserEntry *chooser_entry)
{
printf ("File folder is not yet loaded; will do explicit completion later\n");
chooser_entry->load_complete_action = LOAD_COMPLETE_EXPLICIT_COMPLETION;
/* FIXME: here, Emacs would say, "Making completion list..." */
}
}
@ -891,6 +968,8 @@ finish_folder_load (GtkFileChooserEntry *chooser_entry)
{
populate_completion_store (chooser_entry);
perform_load_complete_action (chooser_entry);
gtk_widget_set_tooltip_text (GTK_WIDGET (chooser_entry), NULL);
}
/* Callback when the current folder finishes loading */
@ -924,6 +1003,8 @@ load_directory_get_folder_callback (GtkFileSystemHandle *handle,
* tooltip to say that the folder could not be loaded.
*/
/* FIXME: if error, remove the current tooltip ("making completion list") */
if (cancelled || error)
goto out;
@ -1092,7 +1173,7 @@ autocomplete (GtkFileChooserEntry *chooser_entry)
printf ("Doing autocompletion since our folder is finished loading\n");
append_common_prefix (chooser_entry, TRUE);
append_common_prefix (chooser_entry, TRUE, FALSE);
}
static void