/* The GIMP -- an 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 2 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, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include "config.h" #include #include "libgimpwidgets/gimpwidgets.h" #include "display-types.h" #include "core/gimpimage.h" #include "gimpdisplay.h" #include "gimpdisplayshell.h" #include "gimpdisplayshell-callbacks.h" #include "gimpdisplayshell-handlers.h" #include "gimpdisplayshell-scale.h" #include "gimpstatusbar.h" #include "gimprc.h" /* local function prototypes */ static void gimp_display_shell_clean_dirty_handler (GimpImage *gimage, GimpDisplayShell *shell); static void gimp_display_shell_undo_event_handler (GimpImage *gimage, gint event, GimpDisplayShell *shell); static void gimp_display_shell_name_changed_handler (GimpImage *gimage, GimpDisplayShell *shell); static void gimp_display_shell_selection_control_handler (GimpImage *gimage, GimpSelectionControl control, GimpDisplayShell *shell); static void gimp_display_shell_size_changed_handler (GimpImage *gimage, GimpDisplayShell *shell); static void gimp_display_shell_resolution_changed_handler (GimpImage *gimage, GimpDisplayShell *shell); static void gimp_display_shell_unit_changed_handler (GimpImage *gimage, GimpDisplayShell *shell); static void gimp_display_shell_qmask_changed_handler (GimpImage *gimage, GimpDisplayShell *shell); static void gimp_display_shell_update_guide_handler (GimpImage *gimage, GimpGuide *guide, GimpDisplayShell *shell); static void gimp_display_shell_invalidate_preview_handler (GimpImage *gimage, GimpDisplayShell *shell); static gboolean gimp_display_shell_idle_update_icon (gpointer data); /* public functions */ void gimp_display_shell_connect (GimpDisplayShell *shell) { GimpImage *gimage; g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell)); g_return_if_fail (GIMP_IS_DISPLAY (shell->gdisp)); g_return_if_fail (GIMP_IS_IMAGE (shell->gdisp->gimage)); gimage = shell->gdisp->gimage; g_signal_connect (G_OBJECT (gimage), "clean", G_CALLBACK (gimp_display_shell_clean_dirty_handler), shell); g_signal_connect (G_OBJECT (gimage), "dirty", G_CALLBACK (gimp_display_shell_clean_dirty_handler), shell); g_signal_connect (G_OBJECT (gimage), "undo_event", G_CALLBACK (gimp_display_shell_undo_event_handler), shell); g_signal_connect (G_OBJECT (gimage), "name_changed", G_CALLBACK (gimp_display_shell_name_changed_handler), shell); g_signal_connect (G_OBJECT (gimage), "selection_control", G_CALLBACK (gimp_display_shell_selection_control_handler), shell); g_signal_connect (G_OBJECT (gimage), "size_changed", G_CALLBACK (gimp_display_shell_size_changed_handler), shell); g_signal_connect (G_OBJECT (gimage), "resolution_changed", G_CALLBACK (gimp_display_shell_resolution_changed_handler), shell); g_signal_connect (G_OBJECT (gimage), "unit_changed", G_CALLBACK (gimp_display_shell_unit_changed_handler), shell); g_signal_connect (G_OBJECT (gimage), "qmask_changed", G_CALLBACK (gimp_display_shell_qmask_changed_handler), shell); g_signal_connect (G_OBJECT (gimage), "update_guide", G_CALLBACK (gimp_display_shell_update_guide_handler), shell); g_signal_connect (G_OBJECT (gimage), "invalidate_preview", G_CALLBACK (gimp_display_shell_invalidate_preview_handler), shell); gimp_display_shell_invalidate_preview_handler (gimage, shell); gimp_display_shell_qmask_changed_handler (gimage, shell); } void gimp_display_shell_disconnect (GimpDisplayShell *shell) { GimpImage *gimage; g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell)); g_return_if_fail (GIMP_IS_DISPLAY (shell->gdisp)); g_return_if_fail (GIMP_IS_IMAGE (shell->gdisp->gimage)); gimage = shell->gdisp->gimage; if (shell->icon_idle_id) { g_source_remove (shell->icon_idle_id); shell->icon_idle_id = 0; } g_signal_handlers_disconnect_by_func (G_OBJECT (gimage), gimp_display_shell_invalidate_preview_handler, shell); g_signal_handlers_disconnect_by_func (G_OBJECT (gimage), gimp_display_shell_update_guide_handler, shell); g_signal_handlers_disconnect_by_func (G_OBJECT (gimage), gimp_display_shell_qmask_changed_handler, shell); g_signal_handlers_disconnect_by_func (G_OBJECT (gimage), gimp_display_shell_unit_changed_handler, shell); g_signal_handlers_disconnect_by_func (G_OBJECT (gimage), gimp_display_shell_resolution_changed_handler, shell); g_signal_handlers_disconnect_by_func (G_OBJECT (gimage), gimp_display_shell_size_changed_handler, shell); g_signal_handlers_disconnect_by_func (G_OBJECT (gimage), gimp_display_shell_selection_control_handler, shell); g_signal_handlers_disconnect_by_func (G_OBJECT (gimage), gimp_display_shell_name_changed_handler, shell); g_signal_handlers_disconnect_by_func (G_OBJECT (gimage), gimp_display_shell_undo_event_handler, shell); g_signal_handlers_disconnect_by_func (G_OBJECT (gimage), gimp_display_shell_clean_dirty_handler, shell); } /* private functions */ static void gimp_display_shell_clean_dirty_handler (GimpImage *gimage, GimpDisplayShell *shell) { shell->title_dirty = TRUE; } static void gimp_display_shell_undo_event_handler (GimpImage *gimage, gint event, GimpDisplayShell *shell) { shell->title_dirty = TRUE; } static void gimp_display_shell_name_changed_handler (GimpImage *gimage, GimpDisplayShell *shell) { shell->title_dirty = TRUE; } static void gimp_display_shell_selection_control_handler (GimpImage *gimage, GimpSelectionControl control, GimpDisplayShell *shell) { gimp_display_shell_selection_visibility (shell, control); } static void gimp_display_shell_size_changed_handler (GimpImage *gimage, GimpDisplayShell *shell) { gimp_statusbar_resize_cursor (GIMP_STATUSBAR (shell->statusbar)); gimp_display_shell_scale_resize (shell, gimprc.resize_windows_on_resize, TRUE); } static void gimp_display_shell_resolution_changed_handler (GimpImage *gimage, GimpDisplayShell *shell) { gimp_display_shell_scale_setup (shell); gimp_statusbar_resize_cursor (GIMP_STATUSBAR (shell->statusbar)); } static void gimp_display_shell_unit_changed_handler (GimpImage *gimage, GimpDisplayShell *shell) { gimp_display_shell_scale_setup (shell); gimp_statusbar_resize_cursor (GIMP_STATUSBAR (shell->statusbar)); } static void gimp_display_shell_qmask_changed_handler (GimpImage *gimage, GimpDisplayShell *shell) { GtkImage *image; image = GTK_IMAGE (GTK_BIN (shell->qmask)->child); g_signal_handlers_block_by_func (G_OBJECT (shell->qmask), gimp_display_shell_qmask_toggled, shell); gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (shell->qmask), shell->gdisp->gimage->qmask_state); if (shell->gdisp->gimage->qmask_state) gtk_image_set_from_stock (image, GIMP_STOCK_QMASK_ON, GTK_ICON_SIZE_MENU); else gtk_image_set_from_stock (image, GIMP_STOCK_QMASK_OFF, GTK_ICON_SIZE_MENU); g_signal_handlers_unblock_by_func (G_OBJECT (shell->qmask), gimp_display_shell_qmask_toggled, shell); } static void gimp_display_shell_update_guide_handler (GimpImage *gimage, GimpGuide *guide, GimpDisplayShell *shell) { gimp_display_shell_expose_guide (shell, guide); } static void gimp_display_shell_invalidate_preview_handler (GimpImage *gimage, GimpDisplayShell *shell) { if (shell->icon_idle_id) g_source_remove (shell->icon_idle_id); shell->icon_idle_id = g_idle_add_full (G_PRIORITY_LOW, gimp_display_shell_idle_update_icon, shell, NULL); } static gboolean gimp_display_shell_idle_update_icon (gpointer data) { GimpDisplayShell *shell; shell = GIMP_DISPLAY_SHELL (data); shell->icon_idle_id = 0; gimp_display_shell_update_icon (shell); return FALSE; }