From 5c1676dfe6d2f3c837a5e074117b45613fd29a72 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:30:19 +0200 Subject: Adding upstream version 2.10.34. Signed-off-by: Daniel Baumann --- app/display/gimpdisplay-foreach.c | 308 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 308 insertions(+) create mode 100644 app/display/gimpdisplay-foreach.c (limited to 'app/display/gimpdisplay-foreach.c') diff --git a/app/display/gimpdisplay-foreach.c b/app/display/gimpdisplay-foreach.c new file mode 100644 index 0000000..440113e --- /dev/null +++ b/app/display/gimpdisplay-foreach.c @@ -0,0 +1,308 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995 Spencer Kimball and Peter Mattis + * + * 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 . + */ + +#include "config.h" + +#include +#include + +#include "display-types.h" + +#include "core/gimp.h" +#include "core/gimpcontainer.h" +#include "core/gimpcontext.h" +#include "core/gimpimage.h" +#include "core/gimplist.h" + +#include "gimpdisplay.h" +#include "gimpdisplay-foreach.h" +#include "gimpdisplayshell.h" +#include "gimpdisplayshell-cursor.h" + + +gboolean +gimp_displays_dirty (Gimp *gimp) +{ + GList *list; + + g_return_val_if_fail (GIMP_IS_GIMP (gimp), FALSE); + + for (list = gimp_get_display_iter (gimp); + list; + list = g_list_next (list)) + { + GimpDisplay *display = list->data; + GimpImage *image = gimp_display_get_image (display); + + if (image && gimp_image_is_dirty (image)) + return TRUE; + } + + return FALSE; +} + +static void +gimp_displays_image_dirty_callback (GimpImage *image, + GimpDirtyMask dirty_mask, + GimpContainer *container) +{ + if (gimp_image_is_dirty (image) && + gimp_image_get_display_count (image) > 0 && + ! gimp_container_have (container, GIMP_OBJECT (image))) + gimp_container_add (container, GIMP_OBJECT (image)); +} + +static void +gimp_displays_dirty_images_disconnect (GimpContainer *dirty_container, + GimpContainer *global_container) +{ + GQuark handler; + + handler = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (dirty_container), + "clean-handler")); + gimp_container_remove_handler (global_container, handler); + + handler = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (dirty_container), + "dirty-handler")); + gimp_container_remove_handler (global_container, handler); +} + +static void +gimp_displays_image_clean_callback (GimpImage *image, + GimpDirtyMask dirty_mask, + GimpContainer *container) +{ + if (! gimp_image_is_dirty (image)) + gimp_container_remove (container, GIMP_OBJECT (image)); +} + +GimpContainer * +gimp_displays_get_dirty_images (Gimp *gimp) +{ + g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL); + + if (gimp_displays_dirty (gimp)) + { + GimpContainer *container = gimp_list_new_weak (GIMP_TYPE_IMAGE, FALSE); + GList *list; + GQuark handler; + + handler = + gimp_container_add_handler (gimp->images, "clean", + G_CALLBACK (gimp_displays_image_dirty_callback), + container); + g_object_set_data (G_OBJECT (container), "clean-handler", + GINT_TO_POINTER (handler)); + + handler = + gimp_container_add_handler (gimp->images, "dirty", + G_CALLBACK (gimp_displays_image_dirty_callback), + container); + g_object_set_data (G_OBJECT (container), "dirty-handler", + GINT_TO_POINTER (handler)); + + g_signal_connect_object (container, "disconnect", + G_CALLBACK (gimp_displays_dirty_images_disconnect), + G_OBJECT (gimp->images), 0); + + gimp_container_add_handler (container, "clean", + G_CALLBACK (gimp_displays_image_clean_callback), + container); + gimp_container_add_handler (container, "dirty", + G_CALLBACK (gimp_displays_image_clean_callback), + container); + + for (list = gimp_get_image_iter (gimp); + list; + list = g_list_next (list)) + { + GimpImage *image = list->data; + + if (gimp_image_is_dirty (image) && + gimp_image_get_display_count (image) > 0) + gimp_container_add (container, GIMP_OBJECT (image)); + } + + return container; + } + + return NULL; +} + +/** + * gimp_displays_delete: + * @gimp: + * + * Calls gimp_display_delete() an all displays in the display list. + * This closes all displays, including the first one which is usually + * kept open. + */ +void +gimp_displays_delete (Gimp *gimp) +{ + /* this removes the GimpDisplay from the list, so do a while loop + * "around" the first element to get them all + */ + while (! gimp_container_is_empty (gimp->displays)) + { + GimpDisplay *display = gimp_get_display_iter (gimp)->data; + + gimp_display_delete (display); + } +} + +/** + * gimp_displays_close: + * @gimp: + * + * Calls gimp_display_close() an all displays in the display list. The + * first display will remain open without an image. + */ +void +gimp_displays_close (Gimp *gimp) +{ + GList *list; + GList *iter; + + g_return_if_fail (GIMP_IS_GIMP (gimp)); + + list = g_list_copy (gimp_get_display_iter (gimp)); + + for (iter = list; iter; iter = g_list_next (iter)) + { + GimpDisplay *display = iter->data; + + gimp_display_close (display); + } + + g_list_free (list); +} + +void +gimp_displays_reconnect (Gimp *gimp, + GimpImage *old, + GimpImage *new) +{ + GList *contexts = NULL; + GList *list; + + g_return_if_fail (GIMP_IS_GIMP (gimp)); + g_return_if_fail (GIMP_IS_IMAGE (old)); + g_return_if_fail (GIMP_IS_IMAGE (new)); + + /* check which contexts refer to old_image */ + for (list = gimp->context_list; list; list = g_list_next (list)) + { + GimpContext *context = list->data; + + if (gimp_context_get_image (context) == old) + contexts = g_list_prepend (contexts, list->data); + } + + /* set the new_image on the remembered contexts (in reverse order, + * since older contexts are usually the parents of newer + * ones). Also, update the contexts before the displays, or we + * might run into menu update functions that would see an + * inconsistent state (display = new, context = old), and thus + * inadvertently call actions as if the user had selected a menu + * item. + */ + g_list_foreach (contexts, (GFunc) gimp_context_set_image, new); + g_list_free (contexts); + + for (list = gimp_get_display_iter (gimp); + list; + list = g_list_next (list)) + { + GimpDisplay *display = list->data; + + if (gimp_display_get_image (display) == old) + gimp_display_set_image (display, new); + } +} + +gint +gimp_displays_get_num_visible (Gimp *gimp) +{ + GList *list; + gint visible = 0; + + g_return_val_if_fail (GIMP_IS_GIMP (gimp), 0); + + for (list = gimp_get_display_iter (gimp); + list; + list = g_list_next (list)) + { + GimpDisplay *display = list->data; + GimpDisplayShell *shell = gimp_display_get_shell (display); + + if (gtk_widget_is_drawable (GTK_WIDGET (shell))) + { + GtkWidget *toplevel = gtk_widget_get_toplevel (GTK_WIDGET (shell)); + + if (GTK_IS_WINDOW (toplevel)) + { + GdkWindow *window = gtk_widget_get_window (toplevel); + GdkWindowState state = gdk_window_get_state (window); + + if ((state & (GDK_WINDOW_STATE_WITHDRAWN | + GDK_WINDOW_STATE_ICONIFIED)) == 0) + { + visible++; + } + } + } + } + + return visible; +} + +void +gimp_displays_set_busy (Gimp *gimp) +{ + GList *list; + + g_return_if_fail (GIMP_IS_GIMP (gimp)); + + for (list = gimp_get_display_iter (gimp); + list; + list = g_list_next (list)) + { + GimpDisplayShell *shell = + gimp_display_get_shell (GIMP_DISPLAY (list->data)); + + gimp_display_shell_set_override_cursor (shell, (GimpCursorType) GDK_WATCH); + } +} + +void +gimp_displays_unset_busy (Gimp *gimp) +{ + GList *list; + + g_return_if_fail (GIMP_IS_GIMP (gimp)); + + for (list = gimp_get_display_iter (gimp); + list; + list = g_list_next (list)) + { + GimpDisplayShell *shell = + gimp_display_get_shell (GIMP_DISPLAY (list->data)); + + gimp_display_shell_unset_override_cursor (shell); + } +} -- cgit v1.2.3