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2007-10-26 Emmanuele Bassi <ebassi@openedhand.com>

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* clutter/clutter-entry.c: Add a :x-align property for aligning
	the text in the entry, in case the actor is wider than the
	text it shows.
This commit is contained in:
Emmanuele Bassi 2007-10-26 15:56:17 +00:00
parent 7b6f602956
commit b7b7c60e5f
2 changed files with 69 additions and 14 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2007-10-26 Emmanuele Bassi <ebassi@openedhand.com>
* clutter/clutter-entry.c: Add a :x-align property for aligning
the text in the entry, in case the actor is wider than the
text it shows.
2007-10-26 Emmanuele Bassi <ebassi@openedhand.com> 2007-10-26 Emmanuele Bassi <ebassi@openedhand.com>
* clutter/clutter-main.c: Add a --clutter-default-fps run-time * clutter/clutter-main.c: Add a --clutter-default-fps run-time

77
clutter/clutter-entry.c
View File

@ -76,7 +76,8 @@ enum
PROP_CURSOR, PROP_CURSOR,
PROP_TEXT_VISIBLE, PROP_TEXT_VISIBLE,
PROP_MAX_LENGTH, PROP_MAX_LENGTH,
PROP_ENTRY_PADDING PROP_ENTRY_PADDING,
PROP_X_ALIGN
}; };
enum enum
@ -108,6 +109,9 @@ struct _ClutterEntryPrivate
gint extents_width; gint extents_width;
gint extents_height; gint extents_height;
gint width;
gint n_chars;
guint alignment : 2; guint alignment : 2;
guint wrap : 1; guint wrap : 1;
guint use_underline : 1; guint use_underline : 1;
@ -119,6 +123,7 @@ struct _ClutterEntryPrivate
gint text_x; gint text_x;
gint max_length; gint max_length;
gint entry_padding; gint entry_padding;
gdouble x_align;
PangoAttrList *attrs; PangoAttrList *attrs;
PangoAttrList *effective_attrs; PangoAttrList *effective_attrs;
@ -188,6 +193,9 @@ clutter_entry_set_property (GObject *object,
case PROP_ENTRY_PADDING: case PROP_ENTRY_PADDING:
clutter_entry_set_entry_padding (entry, g_value_get_uint (value)); clutter_entry_set_entry_padding (entry, g_value_get_uint (value));
break; break;
case PROP_X_ALIGN:
entry->priv->x_align = g_value_get_double (value);
break;
default: default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break; break;
@ -237,6 +245,9 @@ clutter_entry_get_property (GObject *object,
case PROP_ENTRY_PADDING: case PROP_ENTRY_PADDING:
g_value_set_uint (value, priv->entry_padding); g_value_set_uint (value, priv->entry_padding);
break; break;
case PROP_X_ALIGN:
g_value_set_double (value, priv->x_align);
break;
default: default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break; break;
@ -265,14 +276,17 @@ clutter_entry_ensure_layout (ClutterEntry *entry, gint width)
pango_layout_set_font_description (priv->layout, priv->desc); pango_layout_set_font_description (priv->layout, priv->desc);
if (priv->text_visible) if (priv->text_visible)
pango_layout_set_text (priv->layout, priv->text, -1); pango_layout_set_text (priv->layout, priv->text, priv->n_chars);
else else
{ {
gint len = g_utf8_strlen (priv->text, -1); gint len = g_utf8_strlen (priv->text, -1);
gchar *invisible = g_strnfill (len, priv->priv_char); gchar *invisible = g_strnfill (len, priv->priv_char);
pango_layout_set_markup (priv->layout, invisible, -1);
pango_layout_set_text (priv->layout, invisible, len);
g_free (invisible); g_free (invisible);
} }
if (priv->wrap) if (priv->wrap)
pango_layout_set_wrap (priv->layout, priv->wrap_mode); pango_layout_set_wrap (priv->layout, priv->wrap_mode);
@ -379,7 +393,7 @@ clutter_entry_paint (ClutterActor *self)
ClutterEntry *entry; ClutterEntry *entry;
ClutterEntryPrivate *priv; ClutterEntryPrivate *priv;
PangoRectangle logical; PangoRectangle logical;
gint actor_width; gint width, actor_width;
gint text_width; gint text_width;
gint cursor_x; gint cursor_x;
@ -395,11 +409,16 @@ clutter_entry_paint (ClutterActor *self)
return; return;
} }
if (priv->width < 0)
width = clutter_actor_get_width (self);
else
width = priv->width;
clutter_actor_set_clip (self, 0, 0, clutter_actor_set_clip (self, 0, 0,
clutter_actor_get_width (self), width,
clutter_actor_get_height (self)); clutter_actor_get_height (self));
actor_width = clutter_actor_get_width (self) - (2 * priv->entry_padding); actor_width = width - (2 * priv->entry_padding);
clutter_entry_ensure_layout (entry, actor_width); clutter_entry_ensure_layout (entry, actor_width);
clutter_entry_ensure_cursor_position (entry); clutter_entry_ensure_cursor_position (entry);
@ -442,14 +461,14 @@ clutter_entry_paint (ClutterActor *self)
} }
else else
{ {
priv->text_x = 0; priv->text_x = (actor_width - text_width) * priv->x_align;
priv->cursor_pos.x += priv->entry_padding; priv->cursor_pos.x += priv->entry_padding;
} }
priv->fgcol.alpha = clutter_actor_get_opacity (self); priv->fgcol.alpha = clutter_actor_get_opacity (self);
pango_clutter_render_layout (priv->layout, pango_clutter_render_layout (priv->layout,
priv->text_x + priv->entry_padding, priv->text_x + priv->entry_padding, 0,
0, &priv->fgcol, 0); &priv->fgcol, 0);
if (CLUTTER_ENTRY_GET_CLASS (entry)->paint_cursor) if (CLUTTER_ENTRY_GET_CLASS (entry)->paint_cursor)
CLUTTER_ENTRY_GET_CLASS (entry)->paint_cursor (entry); CLUTTER_ENTRY_GET_CLASS (entry)->paint_cursor (entry);
@ -459,8 +478,19 @@ static void
clutter_entry_request_coords (ClutterActor *self, clutter_entry_request_coords (ClutterActor *self,
ClutterActorBox *box) ClutterActorBox *box)
{ {
/* do we need to do anything ? */ ClutterEntry *entry = CLUTTER_ENTRY (self);
clutter_entry_clear_layout (CLUTTER_ENTRY (self)); ClutterEntryPrivate *priv = entry->priv;
gint width;
width = CLUTTER_UNITS_TO_INT (box->x2 - box->x1);
if (priv->width != width)
{
clutter_entry_clear_layout (entry);
clutter_entry_ensure_layout (entry, width);
priv->width = width;
}
} }
static void static void
@ -530,7 +560,7 @@ clutter_entry_class_init (ClutterEntryClass *klass)
"Font Name", "Font Name",
"Pango font description", "Pango font description",
NULL, NULL,
G_PARAM_CONSTRUCT | CLUTTER_PARAM_READWRITE)); CLUTTER_PARAM_READWRITE));
/** /**
* ClutterEntry:text: * ClutterEntry:text:
* *
@ -544,7 +574,7 @@ clutter_entry_class_init (ClutterEntryClass *klass)
"Text", "Text",
"Text to render", "Text to render",
NULL, NULL,
G_PARAM_CONSTRUCT | CLUTTER_PARAM_READWRITE)); CLUTTER_PARAM_READWRITE));
/** /**
* ClutterEntry:color: * ClutterEntry:color:
* *
@ -652,7 +682,21 @@ clutter_entry_class_init (ClutterEntryClass *klass)
0, G_MAXUINT, 0, G_MAXUINT,
ENTRY_PADDING, ENTRY_PADDING,
CLUTTER_PARAM_READWRITE)); CLUTTER_PARAM_READWRITE));
/**
* ClutterEntry:x-align:
*
* Horizontal alignment to be used for the text (0.0 for left alignment,
* 1.0 for right alignment).
*
* Since: 0.6
*/
g_object_class_install_property (gobject_class,
PROP_X_ALIGN,
g_param_spec_double ("x-align",
"Horizontal Alignment",
"The horizontal alignment to be used for the text",
0.0, 1.0, 0.0,
CLUTTER_PARAM_READWRITE));
/** /**
* ClutterEntry::text-changed: * ClutterEntry::text-changed:
* @entry: the actor which received the event * @entry: the actor which received the event
@ -748,6 +792,7 @@ clutter_entry_init (ClutterEntry *self)
priv->text_x = 0; priv->text_x = 0;
priv->max_length = 0; priv->max_length = 0;
priv->entry_padding = ENTRY_PADDING; priv->entry_padding = ENTRY_PADDING;
priv->x_align = 0.0;
priv->fgcol.red = 0; priv->fgcol.red = 0;
priv->fgcol.green = 0; priv->fgcol.green = 0;
@ -874,6 +919,7 @@ clutter_entry_set_text (ClutterEntry *entry,
ClutterEntryPrivate *priv; ClutterEntryPrivate *priv;
g_return_if_fail (CLUTTER_IS_ENTRY (entry)); g_return_if_fail (CLUTTER_IS_ENTRY (entry));
g_return_if_fail (text != NULL);
priv = entry->priv; priv = entry->priv;
@ -901,7 +947,9 @@ clutter_entry_set_text (ClutterEntry *entry,
else else
{ {
g_free (priv->text); g_free (priv->text);
priv->text = g_strdup (text); priv->text = g_strdup (text);
priv->n_chars = g_utf8_strlen (priv->text, -1);
} }
clutter_entry_clear_layout (entry); clutter_entry_clear_layout (entry);
@ -1114,6 +1162,7 @@ clutter_entry_set_alignment (ClutterEntry *entry,
g_object_ref (entry); g_object_ref (entry);
priv->alignment = alignment; priv->alignment = alignment;
clutter_entry_clear_layout (entry); clutter_entry_clear_layout (entry);
if (CLUTTER_ACTOR_IS_VISIBLE (CLUTTER_ACTOR (entry))) if (CLUTTER_ACTOR_IS_VISIBLE (CLUTTER_ACTOR (entry)))