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ibus/ibus-435880-surrounding-text.patch
Takao Fujiwara 48fb145b56 Fixed Bug 696481 - no the variant maps without language codes 
- Updated to 1.3.99.20110408
- Added ibus-xx-setup-frequent-lang.patch
- Updated ibus-541492-xkb.patch
- Added dependency of imsettings-gnome.
  Fixed Bug 696510 - need a dependency in ibus-gtk3 for imsettings-gnome
2011-04-19 12:14:20 +09:00

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From c72e8177099fb9079e2f295c0bb2118b998cb0e8 Mon Sep 17 00:00:00 2001
From: Daiki Ueno <ueno@unixuser.org>
Date: Wed, 13 Apr 2011 16:26:54 +0900
Subject: [PATCH] Backport caps feature from the Fedora internal patch.
---
client/gtk2/ibusimcontext.c | 34 ++++++++++-
src/ibusenginedesc.c | 132 +++++++++++++++++++++++++++++++++++++++++++
src/ibusenginedesc.h | 11 ++++
3 files changed, 173 insertions(+), 4 deletions(-)
diff --git a/client/gtk2/ibusimcontext.c b/client/gtk2/ibusimcontext.c
index dc3640e..0ac1b70 100644
--- a/client/gtk2/ibusimcontext.c
+++ b/client/gtk2/ibusimcontext.c
@@ -61,6 +61,7 @@ struct _IBusIMContext {
gboolean has_focus;
guint32 time;
+ guint supported_caps;
gint caps;
/* cancellable */
@@ -150,6 +151,7 @@ static gboolean _slave_delete_surrounding_cb
static void _request_surrounding_text (IBusIMContext *context,
gboolean force);
static void _create_fake_input_context (void);
+static void _negotiate_capabilities (IBusIMContext *context);
@@ -580,10 +582,11 @@ ibus_im_context_init (GObject *obj)
ibusimcontext->has_focus = FALSE;
ibusimcontext->time = GDK_CURRENT_TIME;
#ifdef ENABLE_SURROUNDING
- ibusimcontext->caps = IBUS_CAP_PREEDIT_TEXT | IBUS_CAP_FOCUS | IBUS_CAP_SURROUNDING_TEXT;
+ ibusimcontext->supported_caps = IBUS_CAP_PREEDIT_TEXT | IBUS_CAP_FOCUS | IBUS_CAP_SURROUNDING_TEXT;
#else
- ibusimcontext->caps = IBUS_CAP_PREEDIT_TEXT | IBUS_CAP_FOCUS;
+ ibusimcontext->supported_caps = IBUS_CAP_PREEDIT_TEXT | IBUS_CAP_FOCUS;
#endif
+ ibusimcontext->caps = ibusimcontext->supported_caps;
// Create slave im context
@@ -930,6 +933,27 @@ ibus_im_context_set_cursor_location (GtkIMContext *context, GdkRectangle *area)
}
static void
+_negotiate_capabilities (IBusIMContext *context)
+{
+ if (context->enable) {
+ IBusEngineDesc *engine =
+ ibus_input_context_get_engine (context->ibuscontext);
+
+ if (engine) {
+ context->caps = context->supported_caps &
+ ibus_engine_desc_get_requires (engine);
+ ibus_input_context_set_capabilities (context->ibuscontext,
+ context->caps);
+ IDEBUG ("engine %s: supported caps = %u, engine wants = %u, caps = %u",
+ ibus_engine_desc_get_name (engine),
+ context->supported_caps,
+ ibus_engine_desc_get_requires (engine),
+ context->caps);
+ }
+ }
+}
+
+static void
ibus_im_context_set_use_preedit (GtkIMContext *context, gboolean use_preedit)
{
IDEBUG ("%s", __FUNCTION__);
@@ -938,11 +962,12 @@ ibus_im_context_set_use_preedit (GtkIMContext *context, gboolean use_preedit)
if(ibusimcontext->ibuscontext) {
if (use_preedit) {
- ibusimcontext->caps |= IBUS_CAP_PREEDIT_TEXT;
+ ibusimcontext->supported_caps |= IBUS_CAP_PREEDIT_TEXT;
}
else {
- ibusimcontext->caps &= ~IBUS_CAP_PREEDIT_TEXT;
+ ibusimcontext->supported_caps &= ~IBUS_CAP_PREEDIT_TEXT;
}
+ _negotiate_capabilities (ibusimcontext);
}
gtk_im_context_set_use_preedit (ibusimcontext->slave, use_preedit);
}
@@ -1320,6 +1345,7 @@ _ibus_context_enabled_cb (IBusInputContext *ibuscontext,
IDEBUG ("%s", __FUNCTION__);
ibusimcontext->enable = TRUE;
+ _negotiate_capabilities (ibusimcontext);
/* retrieve the initial surrounding-text (regardless of whether
* the current IBus engine needs surrounding-text) */
diff --git a/src/ibusenginedesc.c b/src/ibusenginedesc.c
index ca5ef60..956ce73 100644
--- a/src/ibusenginedesc.c
+++ b/src/ibusenginedesc.c
@@ -22,6 +22,7 @@
#include <stdlib.h>
#include "ibusenginedesc.h"
#include "ibusxml.h"
+#include "ibusenumtypes.h"
enum {
LAST_SIGNAL,
@@ -39,6 +40,7 @@ enum {
PROP_LAYOUT,
PROP_RANK,
PROP_HOTKEYS,
+ PROP_REQUIRES,
};
@@ -54,6 +56,7 @@ struct _IBusEngineDescPrivate {
gchar *layout;
guint rank;
gchar *hotkeys;
+ guint requires;
};
#define IBUS_ENGINE_DESC_GET_PRIVATE(o) \
@@ -79,9 +82,20 @@ static gboolean ibus_engine_desc_copy (IBusEngineDesc *des
const IBusEngineDesc *src);
static gboolean ibus_engine_desc_parse_xml_node (IBusEngineDesc *desc,
XMLNode *node);
+static void ibus_engine_desc_output_capabilities
+ (guint caps,
+ GString *output,
+ gint indent);
+static guint ibus_engine_desc_parse_capabilities
+ (XMLNode *node);
G_DEFINE_TYPE (IBusEngineDesc, ibus_engine_desc, IBUS_TYPE_SERIALIZABLE)
+#define DEFAULT_REQUIRES (IBUS_CAP_PREEDIT_TEXT | \
+ IBUS_CAP_AUXILIARY_TEXT | \
+ IBUS_CAP_LOOKUP_TABLE | \
+ IBUS_CAP_FOCUS | \
+ IBUS_CAP_PROPERTY)
static void
ibus_engine_desc_class_init (IBusEngineDescClass *class)
@@ -232,6 +246,21 @@ ibus_engine_desc_class_init (IBusEngineDescClass *class)
"The hotkeys of engine description",
"",
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
+
+ /**
+ * IBusEngineDesc:requires:
+ *
+ * The required capabilities of engine description
+ */
+ g_object_class_install_property (gobject_class,
+ PROP_REQUIRES,
+ g_param_spec_uint ("requires",
+ "description requires",
+ "The required capabilities of engine description",
+ 0,
+ G_MAXUINT,
+ DEFAULT_REQUIRES,
+ G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
}
static void
@@ -249,6 +278,7 @@ ibus_engine_desc_init (IBusEngineDesc *desc)
desc->priv->layout = NULL;
desc->priv->rank = 0;
desc->priv->hotkeys = NULL;
+ desc->priv->requires = DEFAULT_REQUIRES;
}
static void
@@ -313,6 +343,9 @@ ibus_engine_desc_set_property (IBusEngineDesc *desc,
g_assert (desc->priv->hotkeys == NULL);
desc->priv->hotkeys = g_value_dup_string (value);
break;
+ case PROP_REQUIRES:
+ desc->priv->requires = g_value_get_uint (value);
+ break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (desc, prop_id, pspec);
}
@@ -355,6 +388,9 @@ ibus_engine_desc_get_property (IBusEngineDesc *desc,
case PROP_HOTKEYS:
g_value_set_string (value, ibus_engine_desc_get_hotkeys (desc));
break;
+ case PROP_REQUIRES:
+ g_value_set_uint (value, ibus_engine_desc_get_requires (desc));
+ break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (desc, prop_id, pspec);
}
@@ -382,9 +418,28 @@ ibus_engine_desc_serialize (IBusEngineDesc *desc,
g_variant_builder_add (builder, "u", desc->priv->rank);
g_variant_builder_add (builder, "s", NOTNULL (desc->priv->hotkeys));
#undef NOTNULL
+
+ /* append extra properties */
+ GVariantBuilder array;
+ g_variant_builder_init (&array, G_VARIANT_TYPE ("a{sv}"));
+ g_variant_builder_add (&array, "{sv}", "requires", g_variant_new_uint32 (desc->priv->requires));
+ g_variant_builder_add (builder, "v", g_variant_builder_end (&array));
+
return TRUE;
}
+static gboolean
+ibus_engine_desc_deserialize_property (IBusEngineDesc *desc,
+ const gchar *name,
+ GVariant *variant)
+{
+ if (g_strcmp0 (name, "requires") == 0) {
+ g_variant_get (variant, "u", &desc->priv->requires);
+ return TRUE;
+ }
+ return FALSE;
+}
+
static gint
ibus_engine_desc_deserialize (IBusEngineDesc *desc,
GVariant *variant)
@@ -405,6 +460,23 @@ ibus_engine_desc_deserialize (IBusEngineDesc *desc,
g_variant_get_child (variant, retval++, "u", &desc->priv->rank);
g_variant_get_child (variant, retval++, "s", &desc->priv->hotkeys);
+ /* extract extra properties */
+ GVariantIter iter;
+ GVariant *child, *array;
+
+ g_variant_get_child (variant, retval++, "v", &array);
+ g_variant_iter_init (&iter, array);
+ while ((child = g_variant_iter_next_value (&iter))) {
+ gchar *name;
+ GVariant *value;
+ g_variant_get (child, "{sv}", &name, &value);
+ if (ibus_engine_desc_deserialize_property (desc, name, value))
+ retval++;
+ g_free (name);
+ g_variant_unref (value);
+ g_variant_unref (child);
+ }
+
return retval;
}
@@ -428,6 +500,7 @@ ibus_engine_desc_copy (IBusEngineDesc *dest,
dest->priv->layout = g_strdup (src->priv->layout);
dest->priv->rank = src->priv->rank;
dest->priv->hotkeys = g_strdup (src->priv->hotkeys);
+ dest->priv->requires = src->priv->requires;
return TRUE;
}
@@ -439,6 +512,52 @@ ibus_engine_desc_copy (IBusEngineDesc *dest,
} \
}
+static void
+ibus_engine_desc_output_capabilities (guint caps,
+ GString *output,
+ gint indent)
+{
+ GFlagsClass *flags_class;
+ gint i;
+
+ flags_class = g_type_class_ref (IBUS_TYPE_CAPABILITE);
+ g_return_if_fail (G_TYPE_IS_FLAGS (IBUS_TYPE_CAPABILITE));
+ for (i = 0; i < flags_class->n_values; i++) {
+ GFlagsValue *flags_value = &flags_class->values[i];
+ if (caps & flags_value->value) {
+ g_string_append_indent (output, indent + 1);
+ g_string_append_printf (output, "<capability>%s</capability>\n",
+ flags_value->value_nick);
+ }
+ }
+ g_type_class_unref (flags_class);
+}
+
+static guint
+ibus_engine_desc_parse_capabilities (XMLNode *node)
+{
+ GFlagsClass *flags_class;
+ guint caps = 0;
+ GList *p;
+
+ flags_class = g_type_class_ref (IBUS_TYPE_CAPABILITE);
+ for (p = node->sub_nodes; p != NULL; p = p->next) {
+ XMLNode *sub_node = (XMLNode *) p->data;
+
+ if (g_strcmp0 (sub_node->name, "capability") == 0) {
+ gint i;
+ for (i = 0; i < flags_class->n_values; i++) {
+ GFlagsValue *flags_value = &flags_class->values[i];
+ if (g_strcmp0 (flags_value->value_nick, sub_node->text) == 0)
+ caps |= flags_value->value;
+ }
+ }
+ }
+ g_type_class_unref (flags_class);
+
+ return caps;
+}
+
void
ibus_engine_desc_output (IBusEngineDesc *desc,
GString *output,
@@ -467,6 +586,13 @@ ibus_engine_desc_output (IBusEngineDesc *desc,
OUTPUT_ENTRY_1(hotkeys);
g_string_append_indent (output, indent + 1);
g_string_append_printf (output, "<rank>%u</rank>\n", desc->priv->rank);
+
+ g_string_append_indent (output, indent + 1);
+ g_string_append (output, "<requires>\n");
+ ibus_engine_desc_output_capabilities (desc->priv->requires, output,
+ indent + 2);
+ g_string_append_indent (output, indent + 1);
+ g_string_append (output, "</requires>\n");
#undef OUTPUT_ENTRY
#undef OUTPUT_ENTRY_1
g_string_append_indent (output, indent);
@@ -504,6 +630,11 @@ ibus_engine_desc_parse_xml_node (IBusEngineDesc *desc,
desc->priv->rank = atoi (sub_node->text);
continue;
}
+ if (g_strcmp0 (sub_node->name , "requires") == 0) {
+ desc->priv->requires =
+ ibus_engine_desc_parse_capabilities (sub_node);
+ continue;
+ }
g_warning ("<engines> element contains invalidate element <%s>", sub_node->name);
}
return TRUE;
@@ -526,6 +657,7 @@ IBUS_ENGINE_DESC_GET_PROPERTY (icon, const gchar *)
IBUS_ENGINE_DESC_GET_PROPERTY (layout, const gchar *)
IBUS_ENGINE_DESC_GET_PROPERTY (rank, guint)
IBUS_ENGINE_DESC_GET_PROPERTY (hotkeys, const gchar *)
+IBUS_ENGINE_DESC_GET_PROPERTY (requires, guint)
#undef IBUS_ENGINE_DESC_GET_PROPERTY
IBusEngineDesc *
diff --git a/src/ibusenginedesc.h b/src/ibusenginedesc.h
index 9718b15..209d460 100644
--- a/src/ibusenginedesc.h
+++ b/src/ibusenginedesc.h
@@ -90,6 +90,8 @@ typedef struct _IBusEngineDescClass IBusEngineDescClass;
* the front.
* hotkeys: One or more hotkeys for switching to this engine, separated by
* semi-colon.
+ * requires: Capabilities this engine will utilize. The value is the
+ * union of the IBusCapability flags.
*/
struct _IBusEngineDesc {
IBusSerializable parent;
@@ -249,6 +251,15 @@ guint ibus_engine_desc_get_rank (IBusEngineDesc *info);
const gchar *ibus_engine_desc_get_hotkeys (IBusEngineDesc *info);
/**
+ * ibus_engine_desc_get_requires:
+ * @info: An IBusEngineDesc
+ * @returns: request capabilites property in IBusEngineDesc
+ *
+ * Return the capabilites property in IBusEngineDesc.
+ */
+guint ibus_engine_desc_get_requires (IBusEngineDesc *info);
+
+/**
* ibus_engine_desc_output:
* @info: An IBusEngineDesc
* @output: XML-formatted Input method engine description.
--
1.7.4.2
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