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Diffstat (limited to 'gladeui/glade-palette-box.c')
| -rw-r--r-- | gladeui/glade-palette-box.c | 468 |
1 files changed, 0 insertions, 468 deletions
diff --git a/gladeui/glade-palette-box.c b/gladeui/glade-palette-box.c deleted file mode 100644 index e8c2e33a..00000000 --- a/gladeui/glade-palette-box.c +++ /dev/null @@ -1,468 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* - * glade-palette-box.c - * - * Copyright (C) 2007 Vincent Geddes. - * - * Author: Vincent Geddes <vincent.geddes@gmail.com> - * - * 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 "glade-palette-box.h" - -#define GLADE_PALETTE_BOX_GET_PRIVATE(object) (G_TYPE_INSTANCE_GET_PRIVATE ((object),\ - GLADE_TYPE_PALETTE_BOX, \ - GladePaletteBoxPrivate)) - -enum -{ - PROP_0 -}; - -enum -{ - CHILD_PROP_0, - CHILD_PROP_POSITION -}; - -struct _GladePaletteBoxPrivate -{ - GList *children; - -}; - -typedef struct -{ - GtkWidget *widget; -} GladePaletteBoxChild; - -static void glade_palette_box_add (GtkContainer *container, GtkWidget *widget); - -static void glade_palette_box_remove (GtkContainer *container, GtkWidget *widget); - -static GType glade_palette_box_child_type (GtkContainer *container); - -static void glade_palette_box_size_request (GtkWidget *widget, GtkRequisition *requisition); - -static void glade_palette_box_size_allocate (GtkWidget *widget, GtkAllocation *allocation); - -static void glade_palette_box_forall (GtkContainer *container, - gboolean include_internals, - GtkCallback callback, - gpointer callback_data); - -static void glade_palette_box_set_child_property (GtkContainer *container, - GtkWidget *child, - guint property_id, - const GValue *value, - GParamSpec *pspec); - -static void glade_palette_box_get_child_property (GtkContainer *container, - GtkWidget *child, - guint property_id, - GValue *value, - GParamSpec *pspec); - - -G_DEFINE_TYPE (GladePaletteBox, glade_palette_box, GTK_TYPE_CONTAINER); - - -static void -glade_palette_box_class_init (GladePaletteBoxClass *klass) -{ - GtkWidgetClass *widget_class; - GtkContainerClass *container_class; - - container_class = GTK_CONTAINER_CLASS (klass); - widget_class = GTK_WIDGET_CLASS (klass); - - widget_class->size_request = glade_palette_box_size_request; - widget_class->size_allocate = glade_palette_box_size_allocate; - - container_class->add = glade_palette_box_add; - container_class->remove = glade_palette_box_remove; - container_class->forall = glade_palette_box_forall; - container_class->child_type = glade_palette_box_child_type; - container_class->set_child_property = glade_palette_box_set_child_property; - container_class->get_child_property = glade_palette_box_get_child_property; - - gtk_container_class_install_child_property (container_class, - CHILD_PROP_POSITION, - g_param_spec_int ("position", - "Position", - "The index of the child in the parent", - -1, G_MAXINT, 0, - G_PARAM_READWRITE)); - - g_type_class_add_private (klass, sizeof (GladePaletteBoxPrivate)); -} - -static void -glade_palette_box_init (GladePaletteBox *box) -{ - GTK_WIDGET_SET_FLAGS (box, GTK_NO_WINDOW); - gtk_widget_set_redraw_on_allocate (GTK_WIDGET (box), FALSE); - - box->priv = GLADE_PALETTE_BOX_GET_PRIVATE (box); - - box->priv->children = NULL; -} - -static void -glade_palette_box_set_child_property (GtkContainer *container, - GtkWidget *child, - guint property_id, - const GValue *value, - GParamSpec *pspec) -{ - - switch (property_id) - { - case CHILD_PROP_POSITION: - glade_palette_box_reorder_child (GLADE_PALETTE_BOX (container), - child, - g_value_get_int (value)); - break; - default: - GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container, property_id, pspec); - break; - } -} - -static void -glade_palette_box_get_child_property (GtkContainer *container, - GtkWidget *child, - guint property_id, - GValue *value, - GParamSpec *pspec) -{ - GList *list; - guint i; - - switch (property_id) - { - case CHILD_PROP_POSITION: - i = 0; - for (list = GLADE_PALETTE_BOX_GET_PRIVATE (container)->children; list; list = list->next) - { - GladePaletteBoxChild *child_entry; - - child_entry = list->data; - if (child_entry->widget == child) - break; - i++; - } - g_value_set_int (value, list ? i : -1); - break; - default: - GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container, property_id, pspec); - break; - } -} - -/* do some badass mathematics */ -static gint -calculate_children_width_allocation (GtkWidget *widget, - GtkAllocation *allocation, - GtkRequisition *child_requisition, - gint nvis_children) -{ - gint w; /* container width */ - gint cw; /* children width request */ - gint tmp = 0; - - g_assert (child_requisition->width >= 0); - - w = allocation->width - GTK_CONTAINER (widget)->border_width; - cw = child_requisition->width; - - if ((nvis_children * cw) < w ) - return cw; - - if ((tmp = w - w % cw) == 0) - return child_requisition->width; - else - return w / (tmp / cw); -} - -static void -glade_palette_box_size_request (GtkWidget *widget, GtkRequisition *requisition) -{ - GladePaletteBox *box; - GladePaletteBoxChild *child; - GtkRequisition child_requisition; - GList *l; - gint nvis_children = 0; - - box = GLADE_PALETTE_BOX (widget); - - requisition->width = 0; - requisition->height = 0; - child_requisition.width = 0; - child_requisition.height = 0; - - for (l = box->priv->children; l; l = l->next) - { - child = (GladePaletteBoxChild *) (l->data); - - if (GTK_WIDGET_VISIBLE (child->widget)) - { - GtkRequisition requisition; - gtk_widget_size_request (child->widget, &requisition); - - child_requisition.width = MAX (child_requisition.width, requisition.width); - - nvis_children += 1; - } - } - - if (nvis_children > 0) - { - requisition->width += child_requisition.width; - requisition->height += child_requisition.height; - } - - requisition->width += GTK_CONTAINER (box)->border_width * 2; - requisition->height += GTK_CONTAINER (box)->border_width * 2; -} - -static void -glade_palette_box_size_allocate (GtkWidget *widget, GtkAllocation *allocation) -{ - GladePaletteBox *box; - GladePaletteBoxChild *child; - GList *l; - GtkRequisition child_requisition; - GtkAllocation child_allocation; - gint nvis_children = 0; - gint x, y; - gint rows = 1; - gint children_width; - - box = GLADE_PALETTE_BOX (widget); - widget->allocation = *allocation; - - child_requisition.width = 0; - child_requisition.height = 0; - - /* Retrieve maximum requisition from children */ - for (l = box->priv->children; l; l = l->next) - { - child = (GladePaletteBoxChild *) (l->data); - - if (GTK_WIDGET_VISIBLE (child->widget)) - { - GtkRequisition requisition; - - gtk_widget_get_child_requisition (child->widget, &requisition); - - child_requisition.width = MAX (child_requisition.width, requisition.width); - child_requisition.height = MAX (child_requisition.height, requisition.height); - - nvis_children += 1; - } - } - - if (nvis_children <= 0) - return; - - x = allocation->x + GTK_CONTAINER (box)->border_width; - y = allocation->y + GTK_CONTAINER (box)->border_width; - - children_width = calculate_children_width_allocation (widget, allocation, - &child_requisition, - nvis_children); - - /* Allocate real estate to children */ - for (l = box->priv->children; l; l = l->next) - { - gint horizontal_space_remaining; - - child = (GladePaletteBoxChild *) (l->data); - - if (GTK_WIDGET_VISIBLE (child->widget)) - { - child_allocation.x = x; - child_allocation.y = y; - child_allocation.width = children_width; - child_allocation.height = child_requisition.height; - - gtk_widget_size_allocate (child->widget, &child_allocation); - - x += child_allocation.width; - - /* calculate horizontal space remaining */ - horizontal_space_remaining = x - - allocation->x - + GTK_CONTAINER (box)->border_width - + children_width; - - /* jump to next row */ - if ((horizontal_space_remaining > allocation->width) && l->next ) - { - x = allocation->x + GTK_CONTAINER (box)->border_width; - y += child_allocation.height; - rows++; - } - } - } - - /* force minimum height */ - gtk_widget_set_size_request (widget, -1, rows * child_allocation.height); -} - -static void -glade_palette_box_add (GtkContainer *container, GtkWidget *widget) -{ - GladePaletteBox *box; - GladePaletteBoxChild *child; - - g_return_if_fail (GLADE_IS_PALETTE_BOX (container)); - g_return_if_fail (GTK_IS_WIDGET (widget)); - g_return_if_fail (widget->parent == NULL); - - box = GLADE_PALETTE_BOX (container); - - child = g_slice_new (GladePaletteBoxChild); - child->widget = widget; - box->priv->children = g_list_append (box->priv->children, child); - - gtk_widget_set_parent (widget, GTK_WIDGET (box)); - -} - -static void -glade_palette_box_remove (GtkContainer *container, GtkWidget *widget) -{ - GladePaletteBox *box; - GladePaletteBoxChild *child; - GList *children; - - g_return_if_fail (GLADE_IS_PALETTE_BOX (container)); - g_return_if_fail (GTK_IS_WIDGET (widget)); - - box = GLADE_PALETTE_BOX (container); - - children = box->priv->children; - while (children != NULL) - { - child = children->data; - children = g_list_next (children); - - if (child->widget == widget) - { - gboolean was_visible; - - was_visible = GTK_WIDGET_VISIBLE (widget); - - gtk_widget_unparent (widget); - - box->priv->children = g_list_remove (box->priv->children, child); - - g_slice_free (GladePaletteBoxChild, child); - - if (was_visible) - gtk_widget_queue_resize (GTK_WIDGET (container)); - break; - } - - } - -} - -static void -glade_palette_box_forall (GtkContainer *container, - gboolean include_internals, - GtkCallback callback, - gpointer callback_data) -{ - GladePaletteBox *box; - GladePaletteBoxChild *child; - GList *children; - - g_return_if_fail (callback != NULL); - - box = GLADE_PALETTE_BOX (container); - - children = box->priv->children; - while (children != NULL) - { - child = children->data; - children = g_list_next (children); - - (* callback) (child->widget, callback_data); - } -} - -void -glade_palette_box_reorder_child (GladePaletteBox *box, - GtkWidget *child, - gint position) -{ - GList *old_link; - GList *new_link; - GladePaletteBoxChild *child_info = NULL; - gint old_position; - - g_return_if_fail (GLADE_IS_PALETTE_BOX (box)); - g_return_if_fail (GTK_IS_WIDGET (child)); - - old_link = box->priv->children; - old_position = 0; - while (old_link) - { - child_info = old_link->data; - if (child_info->widget == child) - break; - - old_link = old_link->next; - old_position++; - } - - g_return_if_fail (old_link != NULL); - - if (position == old_position) - return; - - box->priv->children = g_list_delete_link (box->priv->children, old_link); - - if (position < 0) - new_link = NULL; - else - new_link = g_list_nth (box->priv->children, position); - - box->priv->children = g_list_insert_before (box->priv->children, new_link, child_info); - - gtk_widget_child_notify (child, "position"); - if (GTK_WIDGET_VISIBLE (child) && GTK_WIDGET_VISIBLE (box)) - gtk_widget_queue_resize (child); -} - -static GType -glade_palette_box_child_type (GtkContainer *container) -{ - return GTK_TYPE_WIDGET; -} - -GtkWidget* -glade_palette_box_new (void) -{ - return g_object_new (GLADE_TYPE_PALETTE_BOX, NULL); -} |