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applied modified patch from maemo-gtk which allows the most recently

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2006-03-22  Michael Natterer  <mitch@imendio.com>

	* gtk/gtkentry.c: applied modified patch from maemo-gtk which
	allows the most recently entered character in a hidden entry to be
	shown for a configurable period of time. Fixes bug #334560.
This commit is contained in:
Michael Natterer 2006-03-22 14:06:40 +00:00 committed by Michael Natterer
parent ca658057e5
commit eb313fc8e4
3 changed files with 120 additions and 8 deletions
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6
ChangeLog
View File

@ -1,3 +1,9 @@
2006-03-22 Michael Natterer <mitch@imendio.com>
* gtk/gtkentry.c: applied modified patch from maemo-gtk which
allows the most recently entered character in a hidden entry to be
shown for a configurable period of time. Fixes bug #334560.
2006-03-22 Michael Natterer <mitch@imendio.com>
* gtk/gtktextbuffer.h (enum GtkTextBufferTargetInfo): count down

6
ChangeLog.pre-2-10
View File

@ -1,3 +1,9 @@
2006-03-22 Michael Natterer <mitch@imendio.com>
* gtk/gtkentry.c: applied modified patch from maemo-gtk which
allows the most recently entered character in a hidden entry to be
shown for a configurable period of time. Fixes bug #334560.
2006-03-22 Michael Natterer <mitch@imendio.com>
* gtk/gtktextbuffer.h (enum GtkTextBufferTargetInfo): count down

116
gtk/gtkentry.c
View File

@ -62,6 +62,7 @@
#define MIN_ENTRY_WIDTH 150
#define DRAW_TIMEOUT 20
#define COMPLETION_TIMEOUT 300
#define LAST_CHAR_MAX 8
/* Initial size of buffer, in bytes */
#define MIN_SIZE 16
@ -80,6 +81,11 @@ struct _GtkEntryPrivate
{
gfloat xalign;
gint insert_pos;
gchar last_char[LAST_CHAR_MAX];
guint last_char_timeout_id;
gint last_char_length;
gint last_char_position;
};
enum {
@ -902,6 +908,21 @@ gtk_entry_class_init (GtkEntryClass *class)
TRUE,
GTK_PARAM_READWRITE));
/**
* GtkSettings:gtk-entry-last-char-timeout:
*
* How long to show the last inputted character in hidden
* entries. This value is in milliseconds. 0 disables showing the
* last char. 600 is a good value for enabling it.
*
* Since: 2.10
*/
gtk_settings_install_property (g_param_spec_uint ("gtk-entry-last-char-timeout",
P_("Last Char Timeout"),
P_("How long to show the last inputted character in hidden entries"),
0, G_MAXUINT, 0,
GTK_PARAM_READWRITE));
g_type_class_add_private (gobject_class, sizeof (GtkEntryPrivate));
}
@ -1090,6 +1111,11 @@ gtk_entry_init (GtkEntry *entry)
entry->truncate_multiline = FALSE;
priv->xalign = 0.0;
memset (&priv->last_char, 0, LAST_CHAR_MAX);
priv->last_char_timeout_id = 0;
priv->last_char_length = 0;
priv->last_char_position = 0;
gtk_drag_dest_set (GTK_WIDGET (entry),
GTK_DEST_DEFAULT_HIGHLIGHT,
NULL, 0,
@ -1157,6 +1183,7 @@ static void
gtk_entry_finalize (GObject *object)
{
GtkEntry *entry = GTK_ENTRY (object);
GtkEntryPrivate *priv = GTK_ENTRY_GET_PRIVATE (entry);
gtk_entry_set_completion (entry, NULL);
@ -1171,6 +1198,9 @@ gtk_entry_finalize (GObject *object)
if (entry->recompute_idle)
g_source_remove (entry->recompute_idle);
if (priv->last_char_timeout_id)
g_source_remove (priv->last_char_timeout_id);
entry->text_size = 0;
if (entry->text)
@ -2332,10 +2362,11 @@ gtk_entry_real_insert_text (GtkEditable *editable,
gint new_text_length,
gint *position)
{
GtkEntry *entry = GTK_ENTRY (editable);
GtkEntryPrivate *priv = GTK_ENTRY_GET_PRIVATE (entry);
gint index;
gint n_chars;
GtkEntry *entry = GTK_ENTRY (editable);
guint last_char_timeout;
if (new_text_length < 0)
new_text_length = strlen (new_text);
@ -2405,6 +2436,19 @@ gtk_entry_real_insert_text (GtkEditable *editable,
if (entry->selection_bound > *position)
entry->selection_bound += n_chars;
g_object_get (gtk_widget_get_settings (GTK_WIDGET (entry)),
"gtk-entry-last-char-timeout", &last_char_timeout,
NULL);
if (last_char_timeout > 0 && n_chars == 1 && !entry->visible &&
(new_text_length < LAST_CHAR_MAX))
{
memset (&priv->last_char, 0x0, LAST_CHAR_MAX);
priv->last_char_length = new_text_length;
memcpy (&priv->last_char, new_text, new_text_length);
priv->last_char_position = *position + n_chars;
}
*position += n_chars;
gtk_entry_recompute (entry);
@ -3049,12 +3093,26 @@ append_char (GString *str,
++i;
}
}
static gboolean
gtk_entry_remove_last_char (gpointer data)
{
GDK_THREADS_ENTER();
/* Force the string to be redrawn, but now without a visible character */
gtk_entry_recompute (GTK_ENTRY (data));
GDK_THREADS_LEAVE();
return FALSE;
}
static PangoLayout *
gtk_entry_create_layout (GtkEntry *entry,
gboolean include_preedit)
{
GtkWidget *widget = GTK_WIDGET (entry);
GtkEntryPrivate *priv = GTK_ENTRY_GET_PRIVATE (entry);
PangoLayout *layout = gtk_widget_create_pango_layout (widget, NULL);
PangoAttrList *tmp_attrs = pango_attr_list_new ();
@ -3063,7 +3121,7 @@ gtk_entry_create_layout (GtkEntry *entry,
PangoAttrList *preedit_attrs = NULL;
pango_layout_set_single_paragraph_mode (layout, TRUE);
if (include_preedit)
{
gtk_im_context_get_preedit_string (entry->im_context,
@ -3087,7 +3145,7 @@ gtk_entry_create_layout (GtkEntry *entry,
gint ch_len;
gint preedit_len_chars;
gunichar invisible_char;
ch_len = g_utf8_strlen (entry->text, entry->n_bytes);
preedit_len_chars = g_utf8_strlen (preedit_string, -1);
ch_len += preedit_len_chars;
@ -3163,13 +3221,55 @@ gtk_entry_create_layout (GtkEntry *entry,
{
GString *str = g_string_new (NULL);
gunichar invisible_char;
guint last_char_timeout;
g_object_get (gtk_widget_get_settings (widget),
"gtk-entry-last-char-timeout", &last_char_timeout,
NULL);
if (entry->invisible_char != 0)
invisible_char = entry->invisible_char;
else
invisible_char = ' '; /* just pick a char */
append_char (str, invisible_char, entry->text_length);
if (priv->last_char_timeout_id)
{
g_source_remove (priv->last_char_timeout_id);
priv->last_char_timeout_id = 0;
}
if (last_char_timeout == 0 || priv->last_char_length == 0)
{
append_char (str, invisible_char, entry->text_length);
}
else
{
/* Draw hidden characters upto the inserted position,
* then the real thing, pad up to full length
*/
if (priv->last_char_position > 1)
append_char (str, invisible_char,
priv->last_char_position - 1);
g_string_append_len (str, priv->last_char,
priv->last_char_length);
if (priv->last_char_position < entry->text_length)
append_char (str, invisible_char,
entry->text_length - priv->last_char_position);
/* Now remove this last inputted character, don't need
* it anymore
*/
memset (priv->last_char, 0, LAST_CHAR_MAX);
priv->last_char_length = 0;
priv->last_char_timeout_id =
g_timeout_add (last_char_timeout,
(GSourceFunc) gtk_entry_remove_last_char,
entry);
}
pango_layout_set_text (layout, str->str, str->len);
g_string_free (str, TRUE);
}