diff options
Diffstat (limited to 'app/widgets/gimpiconpicker.c')
| -rw-r--r-- | app/widgets/gimpiconpicker.c | 616 |
1 files changed, 616 insertions, 0 deletions
diff --git a/app/widgets/gimpiconpicker.c b/app/widgets/gimpiconpicker.c new file mode 100644 index 0000000..ac0099e --- /dev/null +++ b/app/widgets/gimpiconpicker.c @@ -0,0 +1,616 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995-1999 Spencer Kimball and Peter Mattis + * + * gimpiconpicker.c + * Copyright (C) 2011 Michael Natterer <mitch@gimp.org> + * 2012 Daniel Sabo + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ + +#include "config.h" + +#include <gegl.h> +#include <gtk/gtk.h> + +#include "libgimpwidgets/gimpwidgets.h" + +#include "widgets-types.h" + +#include "core/gimp.h" +#include "core/gimplist.h" +#include "core/gimpcontext.h" +#include "core/gimptemplate.h" +#include "core/gimpviewable.h" + +#include "gimpcontainerpopup.h" +#include "gimpiconpicker.h" +#include "gimpview.h" +#include "gimpviewablebutton.h" +#include "gimpwidgets-utils.h" + +#include "gimp-intl.h" + +enum +{ + PROP_0, + PROP_GIMP, + PROP_ICON_NAME, + PROP_ICON_PIXBUF +}; + + +typedef struct _GimpIconPickerPrivate GimpIconPickerPrivate; + +struct _GimpIconPickerPrivate +{ + Gimp *gimp; + + gchar *icon_name; + GdkPixbuf *icon_pixbuf; + + GimpViewable *preview; + + GimpContainer *icon_name_container; + GimpContext *icon_name_context; + GimpObject *null_template_object; + + GtkWidget *right_click_menu; + GtkWidget *menu_item_file_icon; + GtkWidget *menu_item_name_icon; + GtkWidget *menu_item_copy; + GtkWidget *menu_item_paste; +}; + +#define GET_PRIVATE(picker) \ + ((GimpIconPickerPrivate *) gimp_icon_picker_get_instance_private ((GimpIconPicker *) (picker))) + + +static void gimp_icon_picker_constructed (GObject *object); +static void gimp_icon_picker_finalize (GObject *object); +static void gimp_icon_picker_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec); +static void gimp_icon_picker_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec); + +static void gimp_icon_picker_icon_changed (GimpContext *context, + GimpTemplate *template, + GimpIconPicker *picker); +static void gimp_icon_picker_clicked (GtkWidget *widget, + GdkEventButton *event, + gpointer data); + +static void gimp_icon_picker_menu_from_file (GtkWidget *widget, + GdkEventButton *event, + gpointer data); +static void gimp_icon_picker_menu_from_name (GtkWidget *widget, + GdkEventButton *event, + gpointer data); +static void gimp_icon_picker_menu_paste (GtkWidget *widget, + GdkEventButton *event, + gpointer data); +static void gimp_icon_picker_menu_copy (GtkWidget *widget, + GdkEventButton *event, + gpointer data); + + +G_DEFINE_TYPE_WITH_PRIVATE (GimpIconPicker, gimp_icon_picker, GTK_TYPE_BOX) + +#define parent_class gimp_icon_picker_parent_class + + +static void +gimp_icon_picker_class_init (GimpIconPickerClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + object_class->constructed = gimp_icon_picker_constructed; + object_class->finalize = gimp_icon_picker_finalize; + object_class->set_property = gimp_icon_picker_set_property; + object_class->get_property = gimp_icon_picker_get_property; + + g_object_class_install_property (object_class, PROP_GIMP, + g_param_spec_object ("gimp", NULL, NULL, + GIMP_TYPE_GIMP, + GIMP_PARAM_READWRITE | + G_PARAM_CONSTRUCT_ONLY)); + + g_object_class_install_property (object_class, PROP_ICON_NAME, + g_param_spec_string ("icon-name", NULL, NULL, + "gimp-toilet-paper", + GIMP_PARAM_READWRITE | + G_PARAM_CONSTRUCT)); + + g_object_class_install_property (object_class, PROP_ICON_PIXBUF, + g_param_spec_object ("icon-pixbuf", NULL, NULL, + GDK_TYPE_PIXBUF, + GIMP_PARAM_READWRITE)); +} + +static void +gimp_icon_picker_init (GimpIconPicker *picker) +{ + GimpIconPickerPrivate *private = GET_PRIVATE (picker); + + gtk_orientable_set_orientation (GTK_ORIENTABLE (picker), + GTK_ORIENTATION_HORIZONTAL); + + private->preview = g_object_new (GIMP_TYPE_VIEWABLE, + "icon-name", private->icon_name, + "icon-pixbuf", private->icon_pixbuf, + NULL); +} + +static void +gimp_icon_picker_constructed (GObject *object) +{ + GimpIconPicker *picker = GIMP_ICON_PICKER (object); + GimpIconPickerPrivate *private = GET_PRIVATE (object); + GtkWidget *button; + GtkWidget *viewable_view; + GList *icon_list; + GList *list; + + G_OBJECT_CLASS (parent_class)->constructed (object); + + gimp_assert (GIMP_IS_GIMP (private->gimp)); + + /* Set up the icon picker */ + private->icon_name_container = gimp_list_new (GIMP_TYPE_TEMPLATE, FALSE); + private->icon_name_context = gimp_context_new (private->gimp, "foo", NULL); + + g_signal_connect (private->icon_name_context, "template-changed", + G_CALLBACK (gimp_icon_picker_icon_changed), + picker); + + icon_list = gtk_icon_theme_list_icons (gtk_icon_theme_get_default (), NULL); + + icon_list = g_list_sort (icon_list, (GCompareFunc) g_strcmp0); + icon_list = g_list_reverse (icon_list); + + for (list = icon_list; list; list = g_list_next (list)) + { + GimpObject *object = g_object_new (GIMP_TYPE_TEMPLATE, + "name", list->data, + "icon-name", list->data, + NULL); + + gimp_container_add (private->icon_name_container, object); + g_object_unref (object); + + if (private->icon_name && strcmp (list->data, private->icon_name) == 0) + gimp_context_set_template (private->icon_name_context, + GIMP_TEMPLATE (object)); + } + + /* An extra template object, use to make all icons clickable when a + * pixbuf icon is set. + */ + private->null_template_object = g_object_new (GIMP_TYPE_TEMPLATE, + "name", "", + "icon-name", "", + NULL); + + if (private->icon_pixbuf) + { + gimp_context_set_template (private->icon_name_context, + GIMP_TEMPLATE (private->null_template_object)); + } + + g_list_free_full (icon_list, (GDestroyNotify) g_free); + + + /* Set up preview button */ + button = gtk_button_new (); + gtk_box_pack_start (GTK_BOX (picker), button, FALSE, FALSE, 0); + gtk_widget_show (button); + + g_signal_connect (button, "button-press-event", + G_CALLBACK (gimp_icon_picker_clicked), + object); + + + viewable_view = gimp_view_new (private->icon_name_context, + private->preview, + GIMP_VIEW_SIZE_SMALL, + 0, + FALSE); + gtk_container_add (GTK_CONTAINER (button), GTK_WIDGET (viewable_view)); + gtk_widget_show (viewable_view); + + /* Set up button menu */ + private->right_click_menu = gtk_menu_new (); + gtk_menu_attach_to_widget (GTK_MENU (private->right_click_menu), button, NULL); + + private->menu_item_file_icon = + gtk_menu_item_new_with_label (_("From File...")); + gtk_menu_shell_append (GTK_MENU_SHELL (private->right_click_menu), + GTK_WIDGET (private->menu_item_file_icon)); + + g_signal_connect (private->menu_item_file_icon, "button-press-event", + G_CALLBACK (gimp_icon_picker_menu_from_file), + object); + + private->menu_item_name_icon = + gtk_menu_item_new_with_label (_("From Named Icons...")); + gtk_menu_shell_append (GTK_MENU_SHELL (private->right_click_menu), + GTK_WIDGET (private->menu_item_name_icon)); + + g_signal_connect (private->menu_item_name_icon, "button-press-event", + G_CALLBACK (gimp_icon_picker_menu_from_name), + object); + + private->menu_item_copy = + gtk_menu_item_new_with_label (_("Copy Icon to Clipboard")); + gtk_menu_shell_append (GTK_MENU_SHELL (private->right_click_menu), + GTK_WIDGET (private->menu_item_copy)); + + g_signal_connect (private->menu_item_copy, "button-press-event", + G_CALLBACK (gimp_icon_picker_menu_copy), + object); + + private->menu_item_paste = + gtk_menu_item_new_with_label (_("Paste Icon from Clipboard")); + gtk_menu_shell_append (GTK_MENU_SHELL (private->right_click_menu), + GTK_WIDGET (private->menu_item_paste)); + + g_signal_connect (private->menu_item_paste, "button-press-event", + G_CALLBACK (gimp_icon_picker_menu_paste), + object); + + gtk_widget_show_all (GTK_WIDGET (private->right_click_menu)); +} + +static void +gimp_icon_picker_finalize (GObject *object) +{ + GimpIconPickerPrivate *private = GET_PRIVATE (object); + + g_clear_pointer (&private->icon_name, g_free); + + g_clear_object (&private->icon_name_container); + g_clear_object (&private->icon_name_context); + g_clear_object (&private->icon_pixbuf); + g_clear_object (&private->preview); + g_clear_object (&private->null_template_object); + + G_OBJECT_CLASS (parent_class)->finalize (object); +} + +static void +gimp_icon_picker_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec) +{ + GimpIconPickerPrivate *private = GET_PRIVATE (object); + + switch (property_id) + { + case PROP_GIMP: + private->gimp = g_value_get_object (value); /* don't ref */ + break; + + case PROP_ICON_NAME: + gimp_icon_picker_set_icon_name (GIMP_ICON_PICKER (object), + g_value_get_string (value)); + break; + + case PROP_ICON_PIXBUF: + gimp_icon_picker_set_icon_pixbuf (GIMP_ICON_PICKER (object), + g_value_get_object (value)); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +static void +gimp_icon_picker_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec) +{ + GimpIconPickerPrivate *private = GET_PRIVATE (object); + + switch (property_id) + { + case PROP_GIMP: + g_value_set_object (value, private->gimp); + break; + + case PROP_ICON_NAME: + g_value_set_string (value, private->icon_name); + break; + + case PROP_ICON_PIXBUF: + g_value_set_object (value, private->icon_pixbuf); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +GtkWidget * +gimp_icon_picker_new (Gimp *gimp) +{ + g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL); + + return g_object_new (GIMP_TYPE_ICON_PICKER, + "gimp", gimp, + NULL); +} + +const gchar * +gimp_icon_picker_get_icon_name (GimpIconPicker *picker) +{ + g_return_val_if_fail (GIMP_IS_ICON_PICKER (picker), NULL); + + return GET_PRIVATE (picker)->icon_name; +} + +void +gimp_icon_picker_set_icon_name (GimpIconPicker *picker, + const gchar *icon_name) +{ + GimpIconPickerPrivate *private; + + g_return_if_fail (GIMP_IS_ICON_PICKER (picker)); + g_return_if_fail (icon_name != NULL); + + private = GET_PRIVATE (picker); + + g_free (private->icon_name); + private->icon_name = g_strdup (icon_name); + + if (private->icon_name_container) + { + GimpObject *object; + + object = gimp_container_get_child_by_name (private->icon_name_container, + icon_name); + + if (object) + gimp_context_set_template (private->icon_name_context, + GIMP_TEMPLATE (object)); + } + + g_object_set (private->preview, + "icon-name", private->icon_name, + NULL); + + g_object_notify (G_OBJECT (picker), "icon-name"); +} + +GdkPixbuf * +gimp_icon_picker_get_icon_pixbuf (GimpIconPicker *picker) +{ + g_return_val_if_fail (GIMP_IS_ICON_PICKER (picker), NULL); + + return GET_PRIVATE (picker)->icon_pixbuf; +} + +void +gimp_icon_picker_set_icon_pixbuf (GimpIconPicker *picker, + GdkPixbuf *value) +{ + GimpIconPickerPrivate *private; + + g_return_if_fail (GIMP_IS_ICON_PICKER (picker)); + g_return_if_fail (value == NULL || GDK_IS_PIXBUF (value)); + + private = GET_PRIVATE (picker); + + if (private->icon_pixbuf) + g_object_unref (private->icon_pixbuf); + + private->icon_pixbuf = value; + + if (private->icon_pixbuf) + { + g_object_ref (private->icon_pixbuf); + + gimp_context_set_template (private->icon_name_context, + GIMP_TEMPLATE (private->null_template_object)); + } + else + { + GimpObject *object; + + object = gimp_container_get_child_by_name (private->icon_name_container, + private->icon_name); + + if (object) + gimp_context_set_template (private->icon_name_context, + GIMP_TEMPLATE (object)); + } + + g_object_set (private->preview, + "icon-pixbuf", private->icon_pixbuf, + NULL); + + g_object_notify (G_OBJECT (picker), "icon-pixbuf"); +} + + +/* private functions */ + +static void +gimp_icon_picker_icon_changed (GimpContext *context, + GimpTemplate *template, + GimpIconPicker *picker) +{ + GimpIconPickerPrivate *private = GET_PRIVATE (picker); + + if (GIMP_OBJECT (template) != private->null_template_object) + { + gimp_icon_picker_set_icon_pixbuf (picker, NULL); + gimp_icon_picker_set_icon_name (picker, gimp_object_get_name (template)); + } +} + +static void +gimp_icon_picker_menu_from_file (GtkWidget *widget, + GdkEventButton *event, + gpointer object) +{ + GimpIconPicker *picker = GIMP_ICON_PICKER (object); + GtkWidget *dialog; + GtkFileFilter *filter; + + dialog = gtk_file_chooser_dialog_new (_("Load Icon Image"), + NULL, + GTK_FILE_CHOOSER_ACTION_OPEN, + + _("_Cancel"), GTK_RESPONSE_CANCEL, + _("_Open"), GTK_RESPONSE_ACCEPT, + + NULL); + + filter = gtk_file_filter_new (); + gtk_file_filter_add_pixbuf_formats (filter); + gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter); + + if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT) + { + gchar *filename; + GdkPixbuf *icon_pixbuf = NULL; + + filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog)); + + icon_pixbuf = gdk_pixbuf_new_from_file (filename, NULL); + + if (icon_pixbuf) + { + gimp_icon_picker_set_icon_pixbuf (picker, icon_pixbuf); + g_object_unref (icon_pixbuf); + } + + g_free (filename); + } + + gtk_widget_destroy (dialog); +} + +static void +gimp_icon_picker_menu_copy (GtkWidget *widget, + GdkEventButton *event, + gpointer object) +{ + GimpIconPicker *picker = GIMP_ICON_PICKER (object); + GimpIconPickerPrivate *private = GET_PRIVATE (picker); + GtkClipboard *clipboard = NULL; + + clipboard = gtk_clipboard_get_for_display (gtk_widget_get_display (widget), + GDK_SELECTION_CLIPBOARD); + + if (private->icon_pixbuf) + { + gtk_clipboard_set_image (clipboard, private->icon_pixbuf); + } +} + +static void +gimp_icon_picker_menu_paste (GtkWidget *widget, + GdkEventButton *event, + gpointer object) +{ + GimpIconPicker *picker = GIMP_ICON_PICKER (object); + GtkClipboard *clipboard = NULL; + GdkPixbuf *clipboard_pixbuf = NULL; + + clipboard = gtk_clipboard_get_for_display (gtk_widget_get_display (widget), + GDK_SELECTION_CLIPBOARD); + + clipboard_pixbuf = gtk_clipboard_wait_for_image (clipboard); + + if (clipboard_pixbuf) + { + gimp_icon_picker_set_icon_pixbuf (picker, clipboard_pixbuf); + g_object_unref (clipboard_pixbuf); + } +} + +static void +gimp_icon_picker_menu_position (GtkMenu *menu, + gint *x, + gint *y, + gboolean *push_in, + gpointer user_data) +{ + gimp_button_menu_position (user_data, menu, GTK_POS_RIGHT, x, y); +} + +static void +gimp_icon_picker_clicked (GtkWidget *widget, + GdkEventButton *event, + gpointer object) +{ + GimpIconPicker *picker = GIMP_ICON_PICKER (object); + GimpIconPickerPrivate *private = GET_PRIVATE (picker); + GtkClipboard *clipboard = NULL; + + clipboard = gtk_clipboard_get_for_display (gtk_widget_get_display (widget), + GDK_SELECTION_CLIPBOARD); + + if (gtk_clipboard_wait_is_image_available (clipboard)) + gtk_widget_set_sensitive (private->menu_item_paste, TRUE); + else + gtk_widget_set_sensitive (private->menu_item_paste, FALSE); + + if (private->icon_pixbuf) + gtk_widget_set_sensitive (private->menu_item_copy, TRUE); + else + gtk_widget_set_sensitive (private->menu_item_copy, FALSE); + + gtk_menu_popup (GTK_MENU (private->right_click_menu), + NULL, NULL, + gimp_icon_picker_menu_position, widget, + event->button, event->time); +} + +static void +gimp_icon_picker_menu_from_name (GtkWidget *widget, + GdkEventButton *event, + gpointer object) +{ + GimpIconPicker *picker = GIMP_ICON_PICKER (object); + GimpIconPickerPrivate *private = GET_PRIVATE (picker); + GtkWidget *popup; + + /* FIXME: Right clicking on this popup can cause a crash */ + popup = gimp_container_popup_new (private->icon_name_container, + private->icon_name_context, + GIMP_VIEW_TYPE_LIST, + GIMP_VIEW_SIZE_SMALL, + GIMP_VIEW_SIZE_SMALL, + 0, + NULL, + NULL, + NULL, + NULL); + + gimp_container_popup_set_view_type (GIMP_CONTAINER_POPUP (popup), + GIMP_VIEW_TYPE_GRID); + + gimp_popup_show (GIMP_POPUP (popup), GTK_WIDGET (picker)); +} |