changecase-plugin: Port to libpeas

Adapted from:
c475e25a50
This commit is contained in:
JosephMcc 2016-12-26 13:08:36 -08:00
parent b52cc3f037
commit 7220312ac6
2 changed files with 306 additions and 229 deletions

View File

@ -28,18 +28,42 @@
#include <glib/gi18n-lib.h> #include <glib/gi18n-lib.h>
#include <gmodule.h> #include <gmodule.h>
#include <libpeas/peas-activatable.h>
#include <xed/xed-window.h>
#include <xed/xed-debug.h> #include <xed/xed-debug.h>
#define WINDOW_DATA_KEY "XedChangecasePluginWindowData" #define XED_CHANGECASE_PLUGIN_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), \
XED_TYPE_CHANGECASE_PLUGIN, \
XedChangecasePluginPrivate))
XED_PLUGIN_REGISTER_TYPE(XedChangecasePlugin, xed_changecase_plugin) static void peas_activatable_iface_init (PeasActivatableInterface *iface);
G_DEFINE_DYNAMIC_TYPE_EXTENDED (XedChangecasePlugin,
xed_changecase_plugin,
PEAS_TYPE_EXTENSION_BASE,
0,
G_IMPLEMENT_INTERFACE_DYNAMIC (PEAS_TYPE_ACTIVATABLE,
peas_activatable_iface_init))
struct _XedChangecasePluginPrivate
{
GtkWidget *window;
GtkActionGroup *action_group;
guint ui_id;
};
enum
{
PROP_0,
PROP_OBJECT
};
typedef enum { typedef enum {
TO_UPPER_CASE, TO_UPPER_CASE,
TO_LOWER_CASE, TO_LOWER_CASE,
INVERT_CASE, INVERT_CASE,
TO_TITLE_CASE, TO_TITLE_CASE,
} ChangeCaseChoice; } ChangeCaseChoice;
static void static void
@ -47,24 +71,23 @@ do_upper_case (GtkTextBuffer *buffer,
GtkTextIter *start, GtkTextIter *start,
GtkTextIter *end) GtkTextIter *end)
{ {
GString *s = g_string_new (NULL); GString *s = g_string_new (NULL);
while (!gtk_text_iter_is_end (start) && while (!gtk_text_iter_is_end (start) && !gtk_text_iter_equal (start, end))
!gtk_text_iter_equal (start, end)) {
{ gunichar c, nc;
gunichar c, nc;
c = gtk_text_iter_get_char (start); c = gtk_text_iter_get_char (start);
nc = g_unichar_toupper (c); nc = g_unichar_toupper (c);
g_string_append_unichar (s, nc); g_string_append_unichar (s, nc);
gtk_text_iter_forward_char (start); gtk_text_iter_forward_char (start);
} }
gtk_text_buffer_delete_selection (buffer, TRUE, TRUE); gtk_text_buffer_delete_selection (buffer, TRUE, TRUE);
gtk_text_buffer_insert_at_cursor (buffer, s->str, s->len); gtk_text_buffer_insert_at_cursor (buffer, s->str, s->len);
g_string_free (s, TRUE); g_string_free (s, TRUE);
} }
static void static void
@ -72,24 +95,23 @@ do_lower_case (GtkTextBuffer *buffer,
GtkTextIter *start, GtkTextIter *start,
GtkTextIter *end) GtkTextIter *end)
{ {
GString *s = g_string_new (NULL); GString *s = g_string_new (NULL);
while (!gtk_text_iter_is_end (start) && while (!gtk_text_iter_is_end (start) && !gtk_text_iter_equal (start, end))
!gtk_text_iter_equal (start, end)) {
{ gunichar c, nc;
gunichar c, nc;
c = gtk_text_iter_get_char (start); c = gtk_text_iter_get_char (start);
nc = g_unichar_tolower (c); nc = g_unichar_tolower (c);
g_string_append_unichar (s, nc); g_string_append_unichar (s, nc);
gtk_text_iter_forward_char (start); gtk_text_iter_forward_char (start);
} }
gtk_text_buffer_delete_selection (buffer, TRUE, TRUE); gtk_text_buffer_delete_selection (buffer, TRUE, TRUE);
gtk_text_buffer_insert_at_cursor (buffer, s->str, s->len); gtk_text_buffer_insert_at_cursor (buffer, s->str, s->len);
g_string_free (s, TRUE); g_string_free (s, TRUE);
} }
static void static void
@ -97,27 +119,30 @@ do_invert_case (GtkTextBuffer *buffer,
GtkTextIter *start, GtkTextIter *start,
GtkTextIter *end) GtkTextIter *end)
{ {
GString *s = g_string_new (NULL); GString *s = g_string_new (NULL);
while (!gtk_text_iter_is_end (start) && while (!gtk_text_iter_is_end (start) && !gtk_text_iter_equal (start, end))
!gtk_text_iter_equal (start, end)) {
{ gunichar c, nc;
gunichar c, nc;
c = gtk_text_iter_get_char (start); c = gtk_text_iter_get_char (start);
if (g_unichar_islower (c)) if (g_unichar_islower (c))
nc = g_unichar_toupper (c); {
else nc = g_unichar_toupper (c);
nc = g_unichar_tolower (c); }
g_string_append_unichar (s, nc); else
{
nc = g_unichar_tolower (c);
}
g_string_append_unichar (s, nc);
gtk_text_iter_forward_char (start); gtk_text_iter_forward_char (start);
} }
gtk_text_buffer_delete_selection (buffer, TRUE, TRUE); gtk_text_buffer_delete_selection (buffer, TRUE, TRUE);
gtk_text_buffer_insert_at_cursor (buffer, s->str, s->len); gtk_text_buffer_insert_at_cursor (buffer, s->str, s->len);
g_string_free (s, TRUE); g_string_free (s, TRUE);
} }
static void static void
@ -125,113 +150,115 @@ do_title_case (GtkTextBuffer *buffer,
GtkTextIter *start, GtkTextIter *start,
GtkTextIter *end) GtkTextIter *end)
{ {
GString *s = g_string_new (NULL); GString *s = g_string_new (NULL);
while (!gtk_text_iter_is_end (start) && while (!gtk_text_iter_is_end (start) && !gtk_text_iter_equal (start, end))
!gtk_text_iter_equal (start, end)) {
{ gunichar c, nc;
gunichar c, nc;
c = gtk_text_iter_get_char (start); c = gtk_text_iter_get_char (start);
if (gtk_text_iter_starts_word (start)) if (gtk_text_iter_starts_word (start))
nc = g_unichar_totitle (c); {
else nc = g_unichar_totitle (c);
nc = g_unichar_tolower (c); }
g_string_append_unichar (s, nc); else
{
nc = g_unichar_tolower (c);
}
g_string_append_unichar (s, nc);
gtk_text_iter_forward_char (start); gtk_text_iter_forward_char (start);
} }
gtk_text_buffer_delete_selection (buffer, TRUE, TRUE); gtk_text_buffer_delete_selection (buffer, TRUE, TRUE);
gtk_text_buffer_insert_at_cursor (buffer, s->str, s->len); gtk_text_buffer_insert_at_cursor (buffer, s->str, s->len);
g_string_free (s, TRUE); g_string_free (s, TRUE);
} }
static void static void
change_case (XedWindow *window, change_case (XedWindow *window,
ChangeCaseChoice choice) ChangeCaseChoice choice)
{ {
XedDocument *doc; XedDocument *doc;
GtkTextIter start, end; GtkTextIter start, end;
xed_debug (DEBUG_PLUGINS); xed_debug (DEBUG_PLUGINS);
doc = xed_window_get_active_document (window); doc = xed_window_get_active_document (window);
g_return_if_fail (doc != NULL); g_return_if_fail (doc != NULL);
if (!gtk_text_buffer_get_selection_bounds (GTK_TEXT_BUFFER (doc), if (!gtk_text_buffer_get_selection_bounds (GTK_TEXT_BUFFER (doc), &start, &end))
&start, &end)) {
{ return;
return; }
}
gtk_text_buffer_begin_user_action (GTK_TEXT_BUFFER (doc)); gtk_text_buffer_begin_user_action (GTK_TEXT_BUFFER (doc));
switch (choice) switch (choice)
{ {
case TO_UPPER_CASE: case TO_UPPER_CASE:
do_upper_case (GTK_TEXT_BUFFER (doc), &start, &end); do_upper_case (GTK_TEXT_BUFFER (doc), &start, &end);
break; break;
case TO_LOWER_CASE: case TO_LOWER_CASE:
do_lower_case (GTK_TEXT_BUFFER (doc), &start, &end); do_lower_case (GTK_TEXT_BUFFER (doc), &start, &end);
break; break;
case INVERT_CASE: case INVERT_CASE:
do_invert_case (GTK_TEXT_BUFFER (doc), &start, &end); do_invert_case (GTK_TEXT_BUFFER (doc), &start, &end);
break; break;
case TO_TITLE_CASE: case TO_TITLE_CASE:
do_title_case (GTK_TEXT_BUFFER (doc), &start, &end); do_title_case (GTK_TEXT_BUFFER (doc), &start, &end);
break; break;
default: default:
g_return_if_reached (); g_return_if_reached ();
} }
gtk_text_buffer_end_user_action (GTK_TEXT_BUFFER (doc)); gtk_text_buffer_end_user_action (GTK_TEXT_BUFFER (doc));
} }
static void static void
upper_case_cb (GtkAction *action, upper_case_cb (GtkAction *action,
XedWindow *window) XedWindow *window)
{ {
change_case (window, TO_UPPER_CASE); change_case (window, TO_UPPER_CASE);
} }
static void static void
lower_case_cb (GtkAction *action, lower_case_cb (GtkAction *action,
XedWindow *window) XedWindow *window)
{ {
change_case (window, TO_LOWER_CASE); change_case (window, TO_LOWER_CASE);
} }
static void static void
invert_case_cb (GtkAction *action, invert_case_cb (GtkAction *action,
XedWindow *window) XedWindow *window)
{ {
change_case (window, INVERT_CASE); change_case (window, INVERT_CASE);
} }
static void static void
title_case_cb (GtkAction *action, title_case_cb (GtkAction *action,
XedWindow *window) XedWindow *window)
{ {
change_case (window, TO_TITLE_CASE); change_case (window, TO_TITLE_CASE);
} }
static const GtkActionEntry action_entries[] = static const GtkActionEntry action_entries[] =
{ {
{ "ChangeCase", NULL, N_("C_hange Case") }, { "ChangeCase", NULL, N_("C_hange Case") },
{ "UpperCase", NULL, N_("All _Upper Case"), NULL, { "UpperCase", NULL, N_("All _Upper Case"), NULL,
N_("Change selected text to upper case"), N_("Change selected text to upper case"),
G_CALLBACK (upper_case_cb) }, G_CALLBACK (upper_case_cb) },
{ "LowerCase", NULL, N_("All _Lower Case"), NULL, { "LowerCase", NULL, N_("All _Lower Case"), NULL,
N_("Change selected text to lower case"), N_("Change selected text to lower case"),
G_CALLBACK (lower_case_cb) }, G_CALLBACK (lower_case_cb) },
{ "InvertCase", NULL, N_("_Invert Case"), NULL, { "InvertCase", NULL, N_("_Invert Case"), NULL,
N_("Invert the case of selected text"), N_("Invert the case of selected text"),
G_CALLBACK (invert_case_cb) }, G_CALLBACK (invert_case_cb) },
{ "TitleCase", NULL, N_("_Title Case"), NULL, { "TitleCase", NULL, N_("_Title Case"), NULL,
N_("Capitalize the first letter of each selected word"), N_("Capitalize the first letter of each selected word"),
G_CALLBACK (title_case_cb) } G_CALLBACK (title_case_cb) }
}; };
const gchar submenu[] = const gchar submenu[] =
@ -253,143 +280,187 @@ const gchar submenu[] =
static void static void
xed_changecase_plugin_init (XedChangecasePlugin *plugin) xed_changecase_plugin_init (XedChangecasePlugin *plugin)
{ {
xed_debug_message (DEBUG_PLUGINS, "XedChangecasePlugin initializing"); xed_debug_message (DEBUG_PLUGINS, "XedChangecasePlugin initializing");
plugin->priv = XED_CHANGECASE_PLUGIN_GET_PRIVATE (plugin);
} }
static void static void
xed_changecase_plugin_finalize (GObject *object) xed_changecase_plugin_dispose (GObject *object)
{ {
G_OBJECT_CLASS (xed_changecase_plugin_parent_class)->finalize (object); XedChangecasePlugin *plugin = XED_CHANGECASE_PLUGIN (object);
xed_debug_message (DEBUG_PLUGINS, "XedChangecasePlugin finalizing"); xed_debug_message (DEBUG_PLUGINS, "XedChangecasePlugin disposing");
}
typedef struct if (plugin->priv->window != NULL)
{ {
GtkActionGroup *action_group; g_object_unref (plugin->priv->window);
guint ui_id; plugin->priv->window = NULL;
} WindowData; }
static void if (plugin->priv->action_group != NULL)
free_window_data (WindowData *data) {
{ g_object_unref (plugin->priv->action_group);
g_return_if_fail (data != NULL); plugin->priv->action_group = NULL;
}
g_slice_free (WindowData, data); G_OBJECT_CLASS (xed_changecase_plugin_parent_class)->dispose (object);
} }
static void static void
update_ui_real (XedWindow *window, xed_changecase_plugin_set_property (GObject *object,
WindowData *data) guint prop_id,
const GValue *value,
GParamSpec *pspec)
{ {
GtkTextView *view; XedChangecasePlugin *plugin = XED_CHANGECASE_PLUGIN (object);
GtkAction *action;
gboolean sensitive = FALSE;
xed_debug (DEBUG_PLUGINS); switch (prop_id)
{
view = GTK_TEXT_VIEW (xed_window_get_active_view (window)); case PROP_OBJECT:
plugin->priv->window = GTK_WIDGET (g_value_dup_object (value));
if (view != NULL) break;
{ default:
GtkTextBuffer *buffer; G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
buffer = gtk_text_view_get_buffer (view); }
sensitive = (gtk_text_view_get_editable (view) &&
gtk_text_buffer_get_has_selection (buffer));
}
action = gtk_action_group_get_action (data->action_group,
"ChangeCase");
gtk_action_set_sensitive (action, sensitive);
} }
static void static void
impl_activate (XedPlugin *plugin, xed_changecase_plugin_get_property (GObject *object,
XedWindow *window) guint prop_id,
GValue *value,
GParamSpec *pspec)
{ {
GtkUIManager *manager; XedChangecasePlugin *plugin = XED_CHANGECASE_PLUGIN (object);
WindowData *data;
GError *error = NULL;
xed_debug (DEBUG_PLUGINS); switch (prop_id)
{
data = g_slice_new (WindowData); case PROP_OBJECT:
g_value_set_object (value, plugin->priv->window);
manager = xed_window_get_ui_manager (window); break;
default:
data->action_group = gtk_action_group_new ("XedChangecasePluginActions"); G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
gtk_action_group_set_translation_domain (data->action_group, break;
GETTEXT_PACKAGE); }
gtk_action_group_add_actions (data->action_group,
action_entries,
G_N_ELEMENTS (action_entries),
window);
gtk_ui_manager_insert_action_group (manager, data->action_group, -1);
data->ui_id = gtk_ui_manager_add_ui_from_string (manager,
submenu,
-1,
&error);
if (data->ui_id == 0)
{
g_warning ("%s", error->message);
free_window_data (data);
return;
}
g_object_set_data_full (G_OBJECT (window),
WINDOW_DATA_KEY,
data,
(GDestroyNotify) free_window_data);
update_ui_real (window, data);
} }
static void static void
impl_deactivate (XedPlugin *plugin, update_ui (XedChangecasePluginPrivate *data)
XedWindow *window)
{ {
GtkUIManager *manager; XedWindow *window;
WindowData *data; GtkTextView *view;
GtkAction *action;
gboolean sensitive = FALSE;
xed_debug (DEBUG_PLUGINS); xed_debug (DEBUG_PLUGINS);
manager = xed_window_get_ui_manager (window); window = XED_WINDOW (data->window);
view = GTK_TEXT_VIEW (xed_window_get_active_view (window));
data = (WindowData *) g_object_get_data (G_OBJECT (window), WINDOW_DATA_KEY); if (view != NULL)
g_return_if_fail (data != NULL); {
GtkTextBuffer *buffer;
gtk_ui_manager_remove_ui (manager, data->ui_id); buffer = gtk_text_view_get_buffer (view);
gtk_ui_manager_remove_action_group (manager, data->action_group); sensitive = (gtk_text_view_get_editable (view) && gtk_text_buffer_get_has_selection (buffer));
}
g_object_set_data (G_OBJECT (window), WINDOW_DATA_KEY, NULL); action = gtk_action_group_get_action (data->action_group, "ChangeCase");
gtk_action_set_sensitive (action, sensitive);
} }
static void static void
impl_update_ui (XedPlugin *plugin, xed_changecase_plugin_activate (PeasActivatable *activatable)
XedWindow *window)
{ {
WindowData *data; XedChangecasePluginPrivate *data;
XedWindow *window;
GtkUIManager *manager;
GError *error = NULL;
xed_debug (DEBUG_PLUGINS); xed_debug (DEBUG_PLUGINS);
data = (WindowData *) g_object_get_data (G_OBJECT (window), WINDOW_DATA_KEY); data = XED_CHANGECASE_PLUGIN (activatable)->priv;
g_return_if_fail (data != NULL); window = XED_WINDOW (data->window);
update_ui_real (window, data); manager = xed_window_get_ui_manager (window);
data->action_group = gtk_action_group_new ("XedChangecasePluginActions");
gtk_action_group_set_translation_domain (data->action_group, GETTEXT_PACKAGE);
gtk_action_group_add_actions (data->action_group, action_entries, G_N_ELEMENTS (action_entries), window);
gtk_ui_manager_insert_action_group (manager, data->action_group, -1);
data->ui_id = gtk_ui_manager_add_ui_from_string (manager, submenu, -1, &error);
if (data->ui_id == 0)
{
g_warning ("%s", error->message);
return;
}
update_ui (data);
}
static void
xed_changecase_plugin_deactivate (PeasActivatable *activatable)
{
XedChangecasePluginPrivate *data;
XedWindow *window;
GtkUIManager *manager;
xed_debug (DEBUG_PLUGINS);
data = XED_CHANGECASE_PLUGIN (activatable)->priv;
window = XED_WINDOW (data->window);
manager = xed_window_get_ui_manager (window);
gtk_ui_manager_remove_ui (manager, data->ui_id);
gtk_ui_manager_remove_action_group (manager, data->action_group);
}
static void
xed_changecase_plugin_update_state (PeasActivatable *activatable)
{
xed_debug (DEBUG_PLUGINS);
update_ui (XED_CHANGECASE_PLUGIN (activatable)->priv);
} }
static void static void
xed_changecase_plugin_class_init (XedChangecasePluginClass *klass) xed_changecase_plugin_class_init (XedChangecasePluginClass *klass)
{ {
GObjectClass *object_class = G_OBJECT_CLASS (klass); GObjectClass *object_class = G_OBJECT_CLASS (klass);
XedPluginClass *plugin_class = XED_PLUGIN_CLASS (klass);
object_class->finalize = xed_changecase_plugin_finalize; object_class->dispose = xed_changecase_plugin_dispose;
object_class->set_property = xed_changecase_plugin_set_property;
object_class->get_property = xed_changecase_plugin_get_property;
plugin_class->activate = impl_activate; g_object_class_override_property (object_class, PROP_OBJECT, "object");
plugin_class->deactivate = impl_deactivate;
plugin_class->update_ui = impl_update_ui; g_type_class_add_private (klass, sizeof (XedChangecasePluginPrivate));
}
static void
xed_changecase_plugin_class_finalize (XedChangecasePluginClass *klass)
{
/* dummy function - used by G_DEFINE_DYNAMIC_TYPE_EXTENDED */
}
static void
peas_activatable_iface_init (PeasActivatableInterface *iface)
{
iface->activate = xed_changecase_plugin_activate;
iface->deactivate = xed_changecase_plugin_deactivate;
iface->update_state = xed_changecase_plugin_update_state;
}
G_MODULE_EXPORT void
peas_register_types (PeasObjectModule *module)
{
xed_changecase_plugin_register_type (G_TYPE_MODULE (module));
peas_object_module_register_extension_type (module,
PEAS_TYPE_ACTIVATABLE,
XED_TYPE_CHANGECASE_PLUGIN);
} }

View File

@ -25,47 +25,53 @@
#include <glib.h> #include <glib.h>
#include <glib-object.h> #include <glib-object.h>
#include <xed/xed-plugin.h> #include <libpeas/peas-extension-base.h>
#include <libpeas/peas-object-module.h>
G_BEGIN_DECLS G_BEGIN_DECLS
/* /*
* Type checking and casting macros * Type checking and casting macros
*/ */
#define XED_TYPE_CHANGECASE_PLUGIN (xed_changecase_plugin_get_type ()) #define XED_TYPE_CHANGECASE_PLUGIN (xed_changecase_plugin_get_type ())
#define XED_CHANGECASE_PLUGIN(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), XED_TYPE_CHANGECASE_PLUGIN, XedChangecasePlugin)) #define XED_CHANGECASE_PLUGIN(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), XED_TYPE_CHANGECASE_PLUGIN, XedChangecasePlugin))
#define XED_CHANGECASE_PLUGIN_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), XED_TYPE_CHANGECASE_PLUGIN, XedChangecasePluginClass)) #define XED_CHANGECASE_PLUGIN_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), XED_TYPE_CHANGECASE_PLUGIN, XedChangecasePluginClass))
#define XED_IS_CHANGECASE_PLUGIN(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), XED_TYPE_CHANGECASE_PLUGIN)) #define XED_IS_CHANGECASE_PLUGIN(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), XED_TYPE_CHANGECASE_PLUGIN))
#define XED_IS_CHANGECASE_PLUGIN_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), XED_TYPE_CHANGECASE_PLUGIN)) #define XED_IS_CHANGECASE_PLUGIN_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), XED_TYPE_CHANGECASE_PLUGIN))
#define XED_CHANGECASE_PLUGIN_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), XED_TYPE_CHANGECASE_PLUGIN, XedChangecasePluginClass)) #define XED_CHANGECASE_PLUGIN_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), XED_TYPE_CHANGECASE_PLUGIN, XedChangecasePluginClass))
typedef struct _XedChangecasePluginPrivate XedChangecasePluginPrivate;
/* /*
* Main object structure * Main object structure
*/ */
typedef struct _XedChangecasePlugin XedChangecasePlugin; typedef struct _XedChangecasePlugin XedChangecasePlugin;
struct _XedChangecasePlugin struct _XedChangecasePlugin
{ {
XedPlugin parent_instance; PeasExtensionBase parent_instance;
/*< private > */
XedChangecasePluginPrivate *priv;
}; };
/* /*
* Class definition * Class definition
*/ */
typedef struct _XedChangecasePluginClass XedChangecasePluginClass; typedef struct _XedChangecasePluginClass XedChangecasePluginClass;
struct _XedChangecasePluginClass struct _XedChangecasePluginClass
{ {
XedPluginClass parent_class; PeasExtensionBaseClass parent_class;
}; };
/* /*
* Public methods * Public methods
*/ */
GType xed_changecase_plugin_get_type (void) G_GNUC_CONST; GType xed_changecase_plugin_get_type (void) G_GNUC_CONST;
/* All the plugins must implement this function */ /* All the plugins must implement this function */
G_MODULE_EXPORT GType register_xed_plugin (GTypeModule *module); G_MODULE_EXPORT void peas_register_types (PeasObjectModule *module);
G_END_DECLS G_END_DECLS