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-rw-r--r--app/widgets/gimpoverlaydialog.c643
1 files changed, 643 insertions, 0 deletions
diff --git a/app/widgets/gimpoverlaydialog.c b/app/widgets/gimpoverlaydialog.c
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--- /dev/null
+++ b/app/widgets/gimpoverlaydialog.c
@@ -0,0 +1,643 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimpoverlaydialog.c
+ * Copyright (C) 2009-2010 Michael Natterer <mitch@gimp.org>
+ *
+ * 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 <gdk/gdkkeysyms.h>
+
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "widgets-types.h"
+
+#include "core/gimpmarshal.h"
+#include "core/gimptoolinfo.h"
+
+#include "gimpoverlaydialog.h"
+
+#include "gimp-intl.h"
+
+
+enum
+{
+ PROP_0,
+ PROP_TITLE,
+ PROP_ICON_NAME
+};
+
+enum
+{
+ RESPONSE,
+ DETACH,
+ CLOSE,
+ LAST_SIGNAL
+};
+
+
+typedef struct _ResponseData ResponseData;
+
+struct _ResponseData
+{
+ gint response_id;
+};
+
+
+static void gimp_overlay_dialog_constructed (GObject *object);
+static void gimp_overlay_dialog_dispose (GObject *object);
+static void gimp_overlay_dialog_finalize (GObject *object);
+static void gimp_overlay_dialog_set_property (GObject *object,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec);
+static void gimp_overlay_dialog_get_property (GObject *object,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec);
+
+static void gimp_overlay_dialog_size_request (GtkWidget *widget,
+ GtkRequisition *requisition);
+static void gimp_overlay_dialog_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation);
+
+static void gimp_overlay_dialog_forall (GtkContainer *container,
+ gboolean include_internals,
+ GtkCallback callback,
+ gpointer callback_data);
+
+static void gimp_overlay_dialog_detach (GimpOverlayDialog *dialog);
+static void gimp_overlay_dialog_real_detach (GimpOverlayDialog *dialog);
+
+static void gimp_overlay_dialog_close (GimpOverlayDialog *dialog);
+static void gimp_overlay_dialog_real_close (GimpOverlayDialog *dialog);
+
+static ResponseData * get_response_data (GtkWidget *widget,
+ gboolean create);
+
+
+G_DEFINE_TYPE (GimpOverlayDialog, gimp_overlay_dialog,
+ GIMP_TYPE_OVERLAY_FRAME)
+
+static guint signals[LAST_SIGNAL] = { 0, };
+
+#define parent_class gimp_overlay_dialog_parent_class
+
+
+static void
+gimp_overlay_dialog_class_init (GimpOverlayDialogClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+ GtkContainerClass *container_class = GTK_CONTAINER_CLASS (klass);
+
+ object_class->constructed = gimp_overlay_dialog_constructed;
+ object_class->dispose = gimp_overlay_dialog_dispose;
+ object_class->finalize = gimp_overlay_dialog_finalize;
+ object_class->get_property = gimp_overlay_dialog_get_property;
+ object_class->set_property = gimp_overlay_dialog_set_property;
+
+ widget_class->size_request = gimp_overlay_dialog_size_request;
+ widget_class->size_allocate = gimp_overlay_dialog_size_allocate;
+
+ container_class->forall = gimp_overlay_dialog_forall;
+
+ klass->detach = gimp_overlay_dialog_real_detach;
+ klass->close = gimp_overlay_dialog_real_close;
+
+ g_object_class_install_property (object_class, PROP_TITLE,
+ g_param_spec_string ("title",
+ NULL, NULL,
+ NULL,
+ GIMP_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT));
+
+ g_object_class_install_property (object_class, PROP_ICON_NAME,
+ g_param_spec_string ("icon-name",
+ NULL, NULL,
+ NULL,
+ GIMP_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT));
+
+ signals[RESPONSE] =
+ g_signal_new ("response",
+ G_OBJECT_CLASS_TYPE (klass),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (GimpOverlayDialogClass, response),
+ NULL, NULL,
+ gimp_marshal_VOID__INT,
+ G_TYPE_NONE, 1,
+ G_TYPE_INT);
+
+ signals[DETACH] =
+ g_signal_new ("detach",
+ G_OBJECT_CLASS_TYPE (klass),
+ G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+ G_STRUCT_OFFSET (GimpOverlayDialogClass, detach),
+ NULL, NULL,
+ gimp_marshal_VOID__VOID,
+ G_TYPE_NONE, 0);
+
+ signals[CLOSE] =
+ g_signal_new ("close",
+ G_OBJECT_CLASS_TYPE (klass),
+ G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+ G_STRUCT_OFFSET (GimpOverlayDialogClass, close),
+ NULL, NULL,
+ gimp_marshal_VOID__VOID,
+ G_TYPE_NONE, 0);
+
+ gtk_binding_entry_add_signal (gtk_binding_set_by_class (klass),
+ GDK_KEY_Escape, 0, "close", 0);
+}
+
+static void
+gimp_overlay_dialog_init (GimpOverlayDialog *dialog)
+{
+ dialog->header = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 4);
+ gtk_widget_set_parent (dialog->header, GTK_WIDGET (dialog));
+ gtk_widget_show (dialog->header);
+
+ dialog->action_area = gtk_button_box_new (GTK_ORIENTATION_HORIZONTAL);
+ gtk_button_box_set_layout (GTK_BUTTON_BOX (dialog->action_area),
+ GTK_BUTTONBOX_END);
+ gtk_widget_set_parent (dialog->action_area, GTK_WIDGET (dialog));
+ gtk_widget_show (dialog->action_area);
+}
+
+static void
+gimp_overlay_dialog_constructed (GObject *object)
+{
+ GimpOverlayDialog *dialog = GIMP_OVERLAY_DIALOG (object);
+ GtkWidget *label;
+ GtkWidget *button;
+ GtkWidget *image;
+
+ G_OBJECT_CLASS (parent_class)->constructed (object);
+
+ dialog->icon_image = image = gtk_image_new_from_icon_name (dialog->icon_name,
+ GTK_ICON_SIZE_MENU);
+ gtk_box_pack_start (GTK_BOX (dialog->header), image, FALSE, FALSE, 0);
+ gtk_widget_show (image);
+
+ dialog->title_label = label = gtk_label_new (dialog->title);
+ gimp_label_set_attributes (GTK_LABEL (label),
+ PANGO_ATTR_WEIGHT, PANGO_WEIGHT_BOLD,
+ -1);
+ gtk_box_pack_start (GTK_BOX (dialog->header), label, TRUE, TRUE, 0);
+ gtk_widget_show (label);
+
+ dialog->close_button = button = gtk_button_new ();
+ gtk_widget_set_can_focus (button, FALSE);
+ gtk_button_set_relief (GTK_BUTTON (button), GTK_RELIEF_NONE);
+ gtk_box_pack_end (GTK_BOX (dialog->header), button, FALSE, FALSE, 0);
+ gtk_widget_show (button);
+
+ image = gtk_image_new_from_icon_name (GIMP_ICON_CLOSE, GTK_ICON_SIZE_MENU);
+ gtk_image_set_pixel_size (GTK_IMAGE (image), 12);
+ gtk_container_add (GTK_CONTAINER (button), image);
+ gtk_widget_show (image);
+
+ g_signal_connect_object (button, "clicked",
+ G_CALLBACK (gimp_overlay_dialog_close),
+ G_OBJECT (dialog),
+ G_CONNECT_SWAPPED);
+
+ dialog->detach_button = button = gtk_button_new ();
+ gtk_widget_set_can_focus (button, FALSE);
+ gtk_button_set_relief (GTK_BUTTON (button), GTK_RELIEF_NONE);
+ gtk_box_pack_end (GTK_BOX (dialog->header), button, FALSE, FALSE, 0);
+ gtk_widget_show (button);
+
+ gimp_help_set_help_data (dialog->detach_button,
+ _("Detach dialog from canvas"), NULL);
+
+ image = gtk_image_new_from_icon_name (GIMP_ICON_DETACH,
+ GTK_ICON_SIZE_MENU);
+ gtk_image_set_pixel_size (GTK_IMAGE (image), 12);
+ gtk_container_add (GTK_CONTAINER (button), image);
+ gtk_widget_show (image);
+
+ g_signal_connect_object (button, "clicked",
+ G_CALLBACK (gimp_overlay_dialog_detach),
+ G_OBJECT (dialog),
+ G_CONNECT_SWAPPED);
+}
+
+static void
+gimp_overlay_dialog_dispose (GObject *object)
+{
+ GimpOverlayDialog *dialog = GIMP_OVERLAY_DIALOG (object);
+
+ if (dialog->header)
+ {
+ gtk_widget_unparent (dialog->header);
+ dialog->header = NULL;
+ }
+
+ if (dialog->action_area)
+ {
+ gtk_widget_unparent (dialog->action_area);
+ dialog->action_area = NULL;
+ }
+
+ G_OBJECT_CLASS (parent_class)->dispose (object);
+}
+
+static void
+gimp_overlay_dialog_finalize (GObject *object)
+{
+ GimpOverlayDialog *dialog = GIMP_OVERLAY_DIALOG (object);
+
+ g_clear_pointer (&dialog->title, g_free);
+ g_clear_pointer (&dialog->icon_name, g_free);
+
+ G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+static void
+gimp_overlay_dialog_set_property (GObject *object,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ GimpOverlayDialog *dialog = GIMP_OVERLAY_DIALOG (object);
+
+ switch (property_id)
+ {
+ case PROP_TITLE:
+ g_free (dialog->title);
+ dialog->title = g_value_dup_string (value);
+ if (dialog->title_label)
+ gtk_label_set_text (GTK_LABEL (dialog->title_label), dialog->title);
+ break;
+
+ case PROP_ICON_NAME:
+ g_free (dialog->icon_name);
+ dialog->icon_name = g_value_dup_string (value);
+ if (dialog->icon_image)
+ gtk_image_set_from_icon_name (GTK_IMAGE (dialog->icon_image),
+ dialog->icon_name, GTK_ICON_SIZE_MENU);
+ break;
+
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+ break;
+ }
+}
+
+static void
+gimp_overlay_dialog_get_property (GObject *object,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ GimpOverlayDialog *dialog = GIMP_OVERLAY_DIALOG (object);
+
+ switch (property_id)
+ {
+ case PROP_TITLE:
+ g_value_set_string (value, dialog->title);
+ break;
+
+ case PROP_ICON_NAME:
+ g_value_set_string (value, dialog->icon_name);
+ break;
+
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+ break;
+ }
+}
+
+static void
+gimp_overlay_dialog_size_request (GtkWidget *widget,
+ GtkRequisition *requisition)
+{
+ GtkContainer *container = GTK_CONTAINER (widget);
+ GimpOverlayDialog *dialog = GIMP_OVERLAY_DIALOG (widget);
+ GtkWidget *child = gtk_bin_get_child (GTK_BIN (widget));
+ GtkRequisition child_requisition;
+ GtkRequisition header_requisition;
+ GtkRequisition action_requisition;
+ gint border_width;
+
+ border_width = gtk_container_get_border_width (container);
+
+ requisition->width = border_width * 2;
+ requisition->height = border_width * 2;
+
+ if (child && gtk_widget_get_visible (child))
+ {
+ gtk_widget_size_request (child, &child_requisition);
+ }
+ else
+ {
+ child_requisition.width = 0;
+ child_requisition.height = 0;
+ }
+
+ gtk_widget_size_request (dialog->header, &header_requisition);
+ gtk_widget_size_request (dialog->action_area, &action_requisition);
+
+ requisition->width += MAX (MAX (child_requisition.width,
+ action_requisition.width),
+ header_requisition.width);
+ requisition->height += (child_requisition.height +
+ 2 * border_width +
+ header_requisition.height +
+ action_requisition.height);
+}
+
+static void
+gimp_overlay_dialog_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation)
+{
+ GtkContainer *container = GTK_CONTAINER (widget);
+ GimpOverlayDialog *dialog = GIMP_OVERLAY_DIALOG (widget);
+ GtkWidget *child = gtk_bin_get_child (GTK_BIN (widget));
+ GtkRequisition header_requisition;
+ GtkRequisition action_requisition;
+ GtkAllocation child_allocation = { 0, };
+ GtkAllocation header_allocation;
+ GtkAllocation action_allocation;
+ gint border_width;
+
+ gtk_widget_set_allocation (widget, allocation);
+
+ border_width = gtk_container_get_border_width (container);
+
+ gtk_widget_size_request (dialog->header, &header_requisition);
+ gtk_widget_size_request (dialog->action_area, &action_requisition);
+
+ if (child && gtk_widget_get_visible (child))
+ {
+ child_allocation.x = allocation->x + border_width;
+ child_allocation.y = (allocation->y + 2 * border_width +
+ header_requisition.height);
+ child_allocation.width = MAX (allocation->width - 2 * border_width, 0);
+ child_allocation.height = MAX (allocation->height -
+ 4 * border_width -
+ header_requisition.height -
+ action_requisition.height, 0);
+
+ gtk_widget_size_allocate (child, &child_allocation);
+ }
+
+ header_allocation.x = allocation->x + border_width;
+ header_allocation.y = allocation->y + border_width;
+ header_allocation.width = MAX (allocation->width - 2 * border_width, 0);
+ header_allocation.height = header_requisition.height;
+
+ gtk_widget_size_allocate (dialog->header, &header_allocation);
+
+ action_allocation.x = allocation->x + border_width;
+ action_allocation.y = (child_allocation.y + child_allocation.height +
+ border_width);
+ action_allocation.width = MAX (allocation->width - 2 * border_width, 0);
+ action_allocation.height = action_requisition.height;
+
+ gtk_widget_size_allocate (dialog->action_area, &action_allocation);
+}
+
+static void
+gimp_overlay_dialog_forall (GtkContainer *container,
+ gboolean include_internals,
+ GtkCallback callback,
+ gpointer callback_data)
+{
+ GTK_CONTAINER_CLASS (parent_class)->forall (container, include_internals,
+ callback, callback_data);
+
+ if (include_internals)
+ {
+ GimpOverlayDialog *dialog = GIMP_OVERLAY_DIALOG (container);
+
+ if (dialog->header)
+ (* callback) (dialog->header, callback_data);
+
+ if (dialog->action_area)
+ (* callback) (dialog->action_area, callback_data);
+ }
+}
+
+static void
+gimp_overlay_dialog_detach (GimpOverlayDialog *dialog)
+{
+ g_signal_emit (dialog, signals[DETACH], 0);
+}
+
+static void
+gimp_overlay_dialog_real_detach (GimpOverlayDialog *dialog)
+{
+ gimp_overlay_dialog_response (dialog, GIMP_RESPONSE_DETACH);
+}
+
+static void
+gimp_overlay_dialog_close (GimpOverlayDialog *dialog)
+{
+ g_signal_emit (dialog, signals[CLOSE], 0);
+}
+
+static void
+gimp_overlay_dialog_real_close (GimpOverlayDialog *dialog)
+{
+ gimp_overlay_dialog_response (dialog, GTK_RESPONSE_DELETE_EVENT);
+}
+
+GtkWidget *
+gimp_overlay_dialog_new (GimpToolInfo *tool_info,
+ const gchar *desc,
+ ...)
+{
+ GimpOverlayDialog *dialog;
+ const gchar *icon_name;
+ va_list args;
+
+ g_return_val_if_fail (GIMP_IS_TOOL_INFO (tool_info), NULL);
+
+ icon_name = gimp_viewable_get_icon_name (GIMP_VIEWABLE (tool_info));
+
+ dialog = g_object_new (GIMP_TYPE_OVERLAY_DIALOG,
+ "title", tool_info->label,
+ "icon-name", icon_name,
+ NULL);
+
+ va_start (args, desc);
+ gimp_overlay_dialog_add_buttons_valist (dialog, args);
+ va_end (args);
+
+ return GTK_WIDGET (dialog);
+}
+
+void
+gimp_overlay_dialog_response (GimpOverlayDialog *dialog,
+ gint response_id)
+{
+ g_return_if_fail (GIMP_IS_OVERLAY_DIALOG (dialog));
+
+ g_signal_emit (dialog, signals[RESPONSE], 0,
+ response_id);
+}
+
+void
+gimp_overlay_dialog_add_buttons_valist (GimpOverlayDialog *dialog,
+ va_list args)
+{
+ const gchar *button_text;
+ gint response_id;
+
+ g_return_if_fail (GIMP_IS_OVERLAY_DIALOG (dialog));
+
+ while ((button_text = va_arg (args, const gchar *)))
+ {
+ response_id = va_arg (args, gint);
+
+ gimp_overlay_dialog_add_button (dialog, button_text, response_id);
+ }
+}
+
+static void
+action_widget_activated (GtkWidget *widget,
+ GimpOverlayDialog *dialog)
+{
+ ResponseData *ad = get_response_data (widget, FALSE);
+
+ gimp_overlay_dialog_response (dialog, ad->response_id);
+}
+
+GtkWidget *
+gimp_overlay_dialog_add_button (GimpOverlayDialog *dialog,
+ const gchar *button_text,
+ gint response_id)
+{
+ GtkWidget *button;
+ ResponseData *ad;
+ guint signal_id;
+ GClosure *closure;
+
+ g_return_val_if_fail (GIMP_IS_OVERLAY_DIALOG (dialog), NULL);
+ g_return_val_if_fail (button_text != NULL, NULL);
+
+ if (response_id == GTK_RESPONSE_CANCEL ||
+ response_id == GTK_RESPONSE_CLOSE ||
+ response_id == GIMP_RESPONSE_DETACH)
+ return NULL;
+
+ button = gtk_button_new_with_mnemonic (button_text);
+ gtk_widget_set_can_default (button, TRUE);
+ gtk_widget_show (button);
+
+ ad = get_response_data (button, TRUE);
+
+ ad->response_id = response_id;
+
+ signal_id = g_signal_lookup ("clicked", GTK_TYPE_BUTTON);
+
+ closure = g_cclosure_new_object (G_CALLBACK (action_widget_activated),
+ G_OBJECT (dialog));
+ g_signal_connect_closure_by_id (button, signal_id, 0,
+ closure, FALSE);
+
+ gtk_box_pack_end (GTK_BOX (dialog->action_area), button, FALSE, TRUE, 0);
+
+ if (response_id == GTK_RESPONSE_HELP)
+ gtk_button_box_set_child_secondary (GTK_BUTTON_BOX (dialog->action_area),
+ button, TRUE);
+
+ return button;
+}
+
+void
+gimp_overlay_dialog_set_alternative_button_order (GimpOverlayDialog *overlay,
+ gint n_ids,
+ gint *ids)
+{
+ /* TODO */
+}
+
+void
+gimp_overlay_dialog_set_default_response (GimpOverlayDialog *overlay,
+ gint response_id)
+{
+ /* TODO */
+}
+
+void
+gimp_overlay_dialog_set_response_sensitive (GimpOverlayDialog *overlay,
+ gint response_id,
+ gboolean sensitive)
+{
+ GList *children;
+ GList *list;
+
+ g_return_if_fail (GIMP_IS_OVERLAY_DIALOG (overlay));
+
+ if (response_id == GTK_RESPONSE_CANCEL ||
+ response_id == GTK_RESPONSE_CLOSE)
+ {
+ gtk_widget_set_sensitive (overlay->close_button, sensitive);
+ }
+
+ if (response_id == GIMP_RESPONSE_DETACH)
+ {
+ gtk_widget_set_sensitive (overlay->detach_button, sensitive);
+ }
+
+ children = gtk_container_get_children (GTK_CONTAINER (overlay->action_area));
+
+ for (list = children; list; list = g_list_next (list))
+ {
+ GtkWidget *child = list->data;
+ ResponseData *ad = get_response_data (child, FALSE);
+
+ if (ad && ad->response_id == response_id)
+ {
+ gtk_widget_set_sensitive (child, sensitive);
+ break;
+ }
+ }
+
+ g_list_free (children);
+}
+
+static void
+response_data_free (gpointer data)
+{
+ g_slice_free (ResponseData, data);
+}
+
+static ResponseData *
+get_response_data (GtkWidget *widget,
+ gboolean create)
+{
+ ResponseData *ad = g_object_get_data (G_OBJECT (widget),
+ "gimp-overlay-dialog-response-data");
+
+ if (! ad && create)
+ {
+ ad = g_slice_new (ResponseData);
+
+ g_object_set_data_full (G_OBJECT (widget),
+ "gimp-overlay-dialog-response-data",
+ ad, response_data_free);
+ }
+
+ return ad;
+}