From 40e6fffa5ed18480dc9a4d952d55ebd819a9d953 Mon Sep 17 00:00:00 2001 From: nobody Date: Tue, 9 Dec 2003 01:57:09 +0000 Subject: This commit was manufactured by cvs2svn to create tag 'RELEASE-2_8_0'. svn path=/tags/RELEASE-2_8_0/; revision=23849 --- shell/e-sidebar.c | 453 ------------------------------------------------------ 1 file changed, 453 deletions(-) delete mode 100644 shell/e-sidebar.c (limited to 'shell/e-sidebar.c') diff --git a/shell/e-sidebar.c b/shell/e-sidebar.c deleted file mode 100644 index 5636716b32..0000000000 --- a/shell/e-sidebar.c +++ /dev/null @@ -1,453 +0,0 @@ -/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ -/* e-sidebar.c - * - * Copyright (C) 2003 Ettore Perazzoli - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * 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. - * - * Author: Ettore Perazzoli - */ - -#include - -#include "e-sidebar.h" - -#include "e-shell-marshal.h" - -#include - -#include -#include -#include -#include - - -#define PARENT_TYPE gtk_container_get_type () -static GtkContainerClass *parent_class = NULL; - - -typedef struct { - GtkWidget *button_widget; - int id; -} Button; - -struct _ESidebarPrivate { - GtkWidget *selection_widget; - GSList *buttons; - - gboolean in_toggle; -}; - - -enum { - BUTTON_SELECTED, - NUM_SIGNALS -}; - -static unsigned int signals[NUM_SIGNALS] = { 0 }; - - -#define PADDING 6 - - -/* Utility functions. */ - -static Button * -button_new (GtkWidget *button_widget, - int id) -{ - Button *button = g_new (Button, 1); - - button->button_widget = button_widget; - button->id = id; - - g_object_ref (button_widget); - - return button; -} - -static void -button_free (Button *button) -{ - g_object_unref (button->button_widget); - g_free (button); -} - -static void -update_buttons (ESidebar *sidebar, int new_selected_id) -{ - GSList *p; - - sidebar->priv->in_toggle = TRUE; - - for (p = sidebar->priv->buttons; p != NULL; p = p->next) { - Button *button = p->data; - - if (button->id == new_selected_id) - gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button->button_widget), TRUE); - else - gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button->button_widget), FALSE); - } - - sidebar->priv->in_toggle = FALSE; -} - - -/* Callbacks. */ - -static void -button_toggled_callback (GtkToggleButton *toggle_button, - ESidebar *sidebar) -{ - int id = 0; - GSList *p; - - if (sidebar->priv->in_toggle) - return; - - sidebar->priv->in_toggle = TRUE; - - for (p = sidebar->priv->buttons; p != NULL; p = p->next) { - Button *button = p->data; - - if (button->button_widget != GTK_WIDGET (toggle_button)) { - gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button->button_widget), FALSE); - } else { - gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button->button_widget), TRUE); - id = button->id; - } - } - - sidebar->priv->in_toggle = FALSE; - - g_signal_emit (sidebar, signals[BUTTON_SELECTED], 0, id); -} - - -/* Layout. */ - -static void -do_layout (ESidebar *sidebar) -{ - GtkAllocation *allocation = & GTK_WIDGET (sidebar)->allocation; - GSList *rows [g_slist_length (sidebar->priv->buttons)]; - GSList *p; - int row_number; - int row_width; - int row_last; - int x, y; - int i; - - /* (Yes, this code calls gtk_widget_size_request() an ungodly number of times, but it's not - like we care about performance here, and this makes the code simpler.) */ - - /* 1. Split the buttons into rows, depending on their width. */ - - row_number = 0; - rows [0] = NULL; - row_width = PADDING; - for (p = sidebar->priv->buttons; p != NULL; p = p->next) { - Button *button = p->data; - GtkRequisition requisition; - - gtk_widget_size_request (GTK_WIDGET (button->button_widget), &requisition); - - if (row_width + requisition.width + PADDING >= allocation->width - && rows [row_number] != NULL) { - row_number ++; - rows [row_number] = NULL; - row_width = PADDING; - } - - row_width += requisition.width + PADDING; - rows [row_number] = g_slist_append (rows [row_number], button->button_widget); - } - - row_last = row_number; - - /* 2. Layout the buttons. */ - - y = allocation->y + allocation->height - PADDING - 1; - for (i = row_last; i >= 0; i --) { - int row_height = 0; - - for (p = rows [i]; p != NULL; p = p->next) { - GtkRequisition requisition; - - gtk_widget_size_request (GTK_WIDGET (p->data), &requisition); - row_height = MAX (row_height, requisition.height); - } - - y -= row_height; - x = PADDING; - for (p = rows [i]; p != NULL; p = p->next) { - GtkRequisition requisition; - GtkAllocation child_allocation; - - gtk_widget_size_request (GTK_WIDGET (p->data), &requisition); - - child_allocation.x = x; - child_allocation.y = y; - child_allocation.width = requisition.width; - child_allocation.height = requisition.height; - - gtk_widget_size_allocate (GTK_WIDGET (p->data), &child_allocation); - - x += requisition.width + PADDING; - } - - y -= PADDING; - } - - - /* 3. Place the selection widget. */ - - { - GtkAllocation child_allocation; - - child_allocation.x = allocation->x + PADDING; - child_allocation.y = allocation->y + PADDING; - child_allocation.width = allocation->width - PADDING * 2; - child_allocation.height = y - allocation->y - PADDING; - - gtk_widget_size_allocate (sidebar->priv->selection_widget, & child_allocation); - } - - - /* 4. Free stuff */ - - for (i = 0; i <= row_last; i ++) - g_slist_free (rows [i]); -} - - -/* GtkContainer methods. */ - -static void -impl_forall (GtkContainer *container, - gboolean include_internals, - GtkCallback callback, - void *callback_data) -{ - ESidebar *sidebar = E_SIDEBAR (container); - GSList *p; - - if (sidebar->priv->selection_widget != NULL) - (* callback) (sidebar->priv->selection_widget, callback_data); - - for (p = sidebar->priv->buttons; p != NULL; p = p->next) { - GtkWidget *widget = ((Button *) p->data)->button_widget; - (* callback) (widget, callback_data); - } -} - -static void -impl_remove (GtkContainer *container, - GtkWidget *widget) -{ - ESidebar *sidebar = E_SIDEBAR (container); - GSList *p; - - if (widget == sidebar->priv->selection_widget) { - e_sidebar_set_selection_widget (sidebar, NULL); - return; - } - - for (p = sidebar->priv->buttons; p != NULL; p = p->next) { - GtkWidget *button_widget = ((Button *) p->data)->button_widget; - - if (button_widget == widget) { - gtk_widget_unparent (button_widget); - sidebar->priv->buttons = g_slist_remove_link (sidebar->priv->buttons, p); - gtk_widget_queue_resize (GTK_WIDGET (sidebar)); - break; - } - } -} - - -/* GtkWidget methods. */ - -static void -impl_size_request (GtkWidget *widget, - GtkRequisition *requisition) -{ - ESidebar *sidebar = E_SIDEBAR (widget); - GSList *p; - - if (sidebar->priv->selection_widget == NULL) { - requisition->width = 2 * PADDING; - requisition->height = 2 * PADDING; - } else { - gtk_widget_size_request (sidebar->priv->selection_widget, requisition); - requisition->width += 2 * PADDING; - requisition->height += 2 * PADDING; - } - - for (p = sidebar->priv->buttons; p != NULL; p = p->next) { - Button *button = p->data; - GtkRequisition button_requisition; - - gtk_widget_size_request (button->button_widget, &button_requisition); - - requisition->width = MAX (requisition->width, button_requisition.width + 2 * PADDING); - requisition->height += button_requisition.height + PADDING; - } -} - -static void -impl_size_allocate (GtkWidget *widget, - GtkAllocation *allocation) -{ - widget->allocation = *allocation; - - do_layout (E_SIDEBAR (widget)); -} - - -/* GObject methods. */ - -static void -impl_dispose (GObject *object) -{ - ESidebarPrivate *priv = E_SIDEBAR (object)->priv; - - g_slist_foreach (priv->buttons, (GFunc) button_free, NULL); - g_slist_free (priv->buttons); - priv->buttons = NULL; - - (* G_OBJECT_CLASS (parent_class)->dispose) (object); -} - -static void -impl_finalize (GObject *object) -{ - ESidebarPrivate *priv = E_SIDEBAR (object)->priv; - - g_free (priv); - - (* G_OBJECT_CLASS (parent_class)->finalize) (object); -} - - -/* Initialization. */ - -static void -class_init (ESidebarClass *class) -{ - GtkContainerClass *container_class = GTK_CONTAINER_CLASS (class); - GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class); - GObjectClass *object_class = G_OBJECT_CLASS (class); - - container_class->forall = impl_forall; - container_class->remove = impl_remove; - - widget_class->size_request = impl_size_request; - widget_class->size_allocate = impl_size_allocate; - - object_class->dispose = impl_dispose; - object_class->finalize = impl_finalize; - - parent_class = g_type_class_peek_parent (class); - - - signals[BUTTON_SELECTED] - = g_signal_new ("button_selected", - G_OBJECT_CLASS_TYPE (object_class), - G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (ESidebarClass, button_selected), - NULL, NULL, - e_shell_marshal_NONE__INT, - G_TYPE_NONE, 1, - G_TYPE_INT); -} - -static void -init (ESidebar *sidebar) -{ - ESidebarPrivate *priv; - - GTK_WIDGET_SET_FLAGS (sidebar, GTK_NO_WINDOW); - - priv = g_new0 (ESidebarPrivate, 1); - sidebar->priv = priv; -} - - -GtkWidget * -e_sidebar_new (void) -{ - ESidebar *sidebar = g_object_new (e_sidebar_get_type (), NULL); - - return GTK_WIDGET (sidebar); -} - - -void -e_sidebar_set_selection_widget (ESidebar *sidebar, GtkWidget *widget) -{ - if (sidebar->priv->selection_widget != NULL) - gtk_widget_unparent (sidebar->priv->selection_widget); - - sidebar->priv->selection_widget = widget; - - if (widget != NULL) - gtk_widget_set_parent (widget, GTK_WIDGET (sidebar)); - - gtk_widget_queue_resize (GTK_WIDGET (sidebar)); -} - - -void -e_sidebar_add_button (ESidebar *sidebar, - const char *label, - GdkPixbuf *icon, - int id) -{ - GtkWidget *button_widget; - GtkWidget *hbox; - GtkWidget *icon_widget; - GtkWidget *label_widget; - - button_widget = gtk_toggle_button_new (); - sidebar->priv->buttons = g_slist_append (sidebar->priv->buttons, button_new (button_widget, id)); - gtk_widget_set_parent (button_widget, GTK_WIDGET (sidebar)); - - g_signal_connect (button_widget, "toggled", G_CALLBACK (button_toggled_callback), sidebar); - - hbox = gtk_hbox_new (FALSE, 3); - gtk_container_set_border_width (GTK_CONTAINER (hbox), 2); - icon_widget = gtk_image_new_from_pixbuf (icon); - label_widget = gtk_label_new (label); - gtk_box_pack_start (GTK_BOX (hbox), icon_widget, FALSE, TRUE, 0); - gtk_box_pack_start (GTK_BOX (hbox), label_widget, TRUE, TRUE, 0); - gtk_container_add (GTK_CONTAINER (button_widget), hbox); - - gtk_widget_show_all (button_widget); - - gtk_widget_queue_resize (GTK_WIDGET (sidebar)); -} - - -void -e_sidebar_select_button (ESidebar *sidebar, int id) -{ - update_buttons (sidebar, id); - - g_signal_emit (sidebar, signals[BUTTON_SELECTED], 0, id); -} - - -E_MAKE_TYPE (e_sidebar, "ESidebar", ESidebar, class_init, init, PARENT_TYPE) -- cgit v1.2.3