274 lines
9.4 KiB
C
274 lines
9.4 KiB
C
/* LIBPIKA - The PIKA Library
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* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
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*
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* pikapropwidgets.c
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* Copyright (C) 2023 Jehan
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include "libpika/pikaui.h"
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#include "libpika-intl.h"
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/*
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* This is a complement of libpikawidgets/pikapropwidgets.c
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* These are property functions for types from libpika, such as
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* [class@Gimp.Resource] or [class@Gimp.Item] subclasses.
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*/
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typedef GtkWidget* (*PikaResourceWidgetCreator) (const gchar *title,
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const gchar *label,
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PikaResource *initial_resource);
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/* utility function prototypes */
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static GtkWidget * pika_prop_resource_chooser_factory (PikaResourceWidgetCreator widget_creator_func,
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GObject *config,
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const gchar *property_name,
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const gchar *chooser_title);
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static gchar * pika_utils_make_canonical_menu_label (const gchar *path);
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/**
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* pika_prop_brush_chooser_new:
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* @config: Object to which property is attached.
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* @property_name: Name of a [class@Gimp.Brush] property.
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* @chooser_title: (nullable): title for the poppable dialog.
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*
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* Creates a [class@Gimp.Brush.Chooser] controlled by the specified property.
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*
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* Returns: (transfer full): A new [class@GimpUi.BrushChooser].
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*
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* Since: 3.0
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*/
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GtkWidget *
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pika_prop_brush_chooser_new (GObject *config,
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const gchar *property_name,
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const gchar *chooser_title)
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{
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return pika_prop_resource_chooser_factory (pika_brush_chooser_new,
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config, property_name, chooser_title);
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}
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/**
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* pika_prop_font_chooser_new:
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* @config: Object to which property is attached.
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* @property_name: Name of a [class@Gimp.Font] property.
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* @chooser_title: (nullable): title for the poppable dialog.
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*
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* Creates a [class@GimpUi.FontChooser] controlled by the specified property.
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*
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* Returns: (transfer full): A new [class@GimpUi.FontChooser].
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*
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* Since: 3.0
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*/
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GtkWidget *
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pika_prop_font_chooser_new (GObject *config,
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const gchar *property_name,
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const gchar *chooser_title)
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{
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return pika_prop_resource_chooser_factory (pika_font_chooser_new,
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config, property_name, chooser_title);
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}
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/**
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* pika_prop_gradient_chooser_new:
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* @config: Object to which property is attached.
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* @property_name: Name of a [class@Gimp.Gradient] property.
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* @chooser_title: (nullable): title for the poppable dialog.
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*
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* Creates a [class@GimpUi.GradientChooser] controlled by the specified property.
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*
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* Returns: (transfer full): A new [class@GimpUi.GradientChooser].
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*
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* Since: 3.0
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*/
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GtkWidget *
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pika_prop_gradient_chooser_new (GObject *config,
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const gchar *property_name,
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const gchar *chooser_title)
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{
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return pika_prop_resource_chooser_factory (pika_gradient_chooser_new,
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config, property_name, chooser_title);
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}
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/**
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* pika_prop_palette_chooser_new:
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* @config: Object to which property is attached.
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* @property_name: Name of a [class@Gimp.Palette] property.
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* @chooser_title: (nullable): title for the poppable dialog.
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*
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* Creates a [class@GimpUi.PaletteChooser] controlled by the specified property.
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*
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* Returns: (transfer full): A new [class@GimpUi.PaletteChooser].
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*
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* Since: 3.0
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*/
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GtkWidget *
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pika_prop_palette_chooser_new (GObject *config,
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const gchar *property_name,
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const gchar *chooser_title)
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{
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return pika_prop_resource_chooser_factory (pika_palette_chooser_new,
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config, property_name, chooser_title);
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}
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/**
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* pika_prop_pattern_chooser_new:
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* @config: Object to which property is attached.
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* @property_name: Name of a [class@Gimp.Pattern] property.
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* @chooser_title: (nullable): title for the poppable dialog.
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*
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* Creates a [class@GimpUi.PatternChooser] controlled by the specified property.
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*
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* Returns: (transfer full): A new [class@GimpUi.PatternChooser].
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*
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* Since: 3.0
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*/
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GtkWidget *
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pika_prop_pattern_chooser_new (GObject *config,
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const gchar *property_name,
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const gchar *chooser_title)
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{
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return pika_prop_resource_chooser_factory (pika_pattern_chooser_new,
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config, property_name, chooser_title);
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}
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/**
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* pika_prop_drawable_chooser_new:
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* @config: Object to which property is attached.
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* @property_name: Name of a [class@Gimp.Drawable] property.
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* @chooser_title: (nullable): title for the poppable dialog.
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*
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* Creates a [class@GimpUi.DrawableChooser] controlled by the specified property.
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*
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* Returns: (transfer full): A new [class@GimpUi.DrawableChooser].
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*
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* Since: 3.0
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*/
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GtkWidget *
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pika_prop_drawable_chooser_new (GObject *config,
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const gchar *property_name,
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const gchar *chooser_title)
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{
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GParamSpec *param_spec;
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GtkWidget *prop_chooser;
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PikaDrawable *initial_drawable = NULL;
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gchar *title = NULL;
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const gchar *label;
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param_spec = g_object_class_find_property (G_OBJECT_GET_CLASS (config),
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property_name);
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g_return_val_if_fail (param_spec != NULL, NULL);
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g_return_val_if_fail (g_type_is_a (G_TYPE_FROM_INSTANCE (param_spec), G_TYPE_PARAM_OBJECT) &&
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g_type_is_a (param_spec->value_type, PIKA_TYPE_DRAWABLE), NULL);
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g_object_get (config,
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property_name, &initial_drawable,
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NULL);
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label = g_param_spec_get_nick (param_spec);
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if (chooser_title == NULL)
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{
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gchar *canonical;
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canonical = pika_utils_make_canonical_menu_label (label);
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if (g_type_is_a (param_spec->value_type, PIKA_TYPE_LAYER))
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title = g_strdup_printf (_("Choose layer: %s"), canonical);
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if (g_type_is_a (param_spec->value_type, PIKA_TYPE_CHANNEL))
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title = g_strdup_printf (_("Choose channel: %s"), canonical);
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else
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title = g_strdup_printf (_("Choose drawable: %s"), canonical);
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g_free (canonical);
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}
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else
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{
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title = g_strdup (chooser_title);
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}
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prop_chooser = pika_drawable_chooser_new (title, label, param_spec->value_type, initial_drawable);
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g_clear_object (&initial_drawable);
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g_free (title);
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g_object_bind_property (prop_chooser, "drawable",
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config, property_name,
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G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE);
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return prop_chooser;
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}
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/*******************************/
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/* private utility functions */
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/*******************************/
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static GtkWidget *
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pika_prop_resource_chooser_factory (PikaResourceWidgetCreator widget_creator_func,
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GObject *config,
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const gchar *property_name,
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const gchar *chooser_title)
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{
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GParamSpec *param_spec;
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GtkWidget *prop_chooser;
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PikaResource *initial_resource;
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const gchar *label;
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param_spec = g_object_class_find_property (G_OBJECT_GET_CLASS (config),
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property_name);
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g_return_val_if_fail (param_spec != NULL, NULL);
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g_return_val_if_fail (g_type_is_a (G_TYPE_FROM_INSTANCE (param_spec), G_TYPE_PARAM_OBJECT) &&
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g_type_is_a (param_spec->value_type, PIKA_TYPE_RESOURCE), NULL);
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g_object_get (config,
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property_name, &initial_resource,
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NULL);
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label = g_param_spec_get_nick (param_spec);
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/* Create the wrapped widget. For example, call pika_font_chooser_new.
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* When initial_resource is NULL, the widget creator will set it's resource
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* property from context.
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*/
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prop_chooser = widget_creator_func (chooser_title, label, initial_resource);
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g_clear_object (&initial_resource);
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g_object_bind_property (prop_chooser, "resource",
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config, property_name,
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G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE);
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return prop_chooser;
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}
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/* This is a copy of the similarly-named function in app/widgets/pikawidgets-utils.c
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* I hesitated to put this maybe in libpikawidgets/pikawidgetsutils.h but for
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* now, let's not. If it's useful to more people, it's always easier to move the
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* function in rather than deprecating it.
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*/
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static gchar *
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pika_utils_make_canonical_menu_label (const gchar *path)
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{
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gchar **split_path;
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gchar *canon_path;
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/* The first underscore of each path item is a mnemonic. */
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split_path = g_strsplit (path, "_", 2);
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canon_path = g_strjoinv ("", split_path);
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g_strfreev (split_path);
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return canon_path;
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}
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