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-rw-r--r--lib/egg/eggtoolitem.c416
1 files changed, 416 insertions, 0 deletions
diff --git a/lib/egg/eggtoolitem.c b/lib/egg/eggtoolitem.c
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+++ b/lib/egg/eggtoolitem.c
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+/* eggtoolitem.c
+ *
+ * Copyright (C) 2002 Anders Carlsson <andersca@codefactory.se>
+ * Copyright (C) 2002 James Henstridge <james@daa.com.au>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include "eggtoolitem.h"
+#include "eggmarshalers.h"
+
+#ifndef _
+# define _(s) (s)
+#endif
+
+enum {
+ CLICKED,
+ CREATE_MENU_PROXY,
+ SET_ORIENTATION,
+ SET_ICON_SIZE,
+ SET_TOOLBAR_STYLE,
+ SET_RELIEF_STYLE,
+ SET_TOOLTIP,
+ LAST_SIGNAL
+};
+
+enum {
+ PROP_0,
+ PROP_VISIBLE_HORIZONTAL,
+ PROP_VISIBLE_VERTICAL,
+ PROP_HOMOGENEOUS,
+ PROP_ORIENTATION
+};
+
+static void egg_tool_item_init (EggToolItem *toolitem);
+static void egg_tool_item_class_init (EggToolItemClass *class);
+
+static void egg_tool_item_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec);
+static void egg_tool_item_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec);
+
+static void egg_tool_item_size_request (GtkWidget *widget,
+ GtkRequisition *requisition);
+static void egg_tool_item_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation);
+
+static GtkWidget *egg_tool_item_create_menu_proxy (EggToolItem *item);
+
+
+static GObjectClass *parent_class = NULL;
+static guint toolitem_signals[LAST_SIGNAL] = { 0 };
+
+GType
+egg_tool_item_get_type (void)
+{
+ static GtkType type = 0;
+
+ if (!type)
+ {
+ static const GTypeInfo type_info =
+ {
+ sizeof (EggToolItemClass),
+ (GBaseInitFunc) NULL,
+ (GBaseFinalizeFunc) NULL,
+ (GClassInitFunc) egg_tool_item_class_init,
+ (GClassFinalizeFunc) NULL,
+ NULL,
+
+ sizeof (EggToolItem),
+ 0, /* n_preallocs */
+ (GInstanceInitFunc) egg_tool_item_init,
+ };
+
+ type = g_type_register_static (GTK_TYPE_BIN,
+ "EggToolItem",
+ &type_info, 0);
+ }
+ return type;
+}
+
+static gboolean
+create_proxy_accumulator (GSignalInvocationHint *hint,
+ GValue *return_accumulator,
+ const GValue *handler_return,
+ gpointer user_data)
+{
+ GObject *proxy;
+ gboolean continue_emission;
+
+ proxy = g_value_get_object(handler_return);
+ g_value_set_object(return_accumulator, proxy);
+ continue_emission = (proxy == NULL);
+
+ return continue_emission;
+}
+
+static void
+egg_tool_item_class_init (EggToolItemClass *klass)
+{
+ GObjectClass *object_class;
+ GtkWidgetClass *widget_class;
+
+ parent_class = g_type_class_peek_parent (klass);
+ object_class = (GObjectClass *)klass;
+ widget_class = (GtkWidgetClass *)klass;
+
+ object_class->set_property = egg_tool_item_set_property;
+ object_class->get_property = egg_tool_item_get_property;
+
+ widget_class->size_request = egg_tool_item_size_request;
+ widget_class->size_allocate = egg_tool_item_size_allocate;
+
+ klass->create_menu_proxy = egg_tool_item_create_menu_proxy;
+
+ g_object_class_install_property (object_class,
+ PROP_VISIBLE_HORIZONTAL,
+ g_param_spec_boolean ("visible_horizontal",
+ _("Visible when horizontal"),
+ _("Whether the toolbar item is visible when the toolbar is in a horizontal orientation."),
+ TRUE,
+ G_PARAM_READWRITE));
+ g_object_class_install_property (object_class,
+ PROP_VISIBLE_VERTICAL,
+ g_param_spec_boolean ("visible_vertical",
+ _("Visible when vertical"),
+ _("Whether the toolbar item is visible when the toolbar is in a vertical orientation."),
+ TRUE,
+ G_PARAM_READWRITE));
+ g_object_class_install_property (object_class,
+ PROP_HOMOGENEOUS,
+ g_param_spec_boolean ("homogeneous",
+ _("Homogeneous size"),
+ _("Whether the toolbar item should be the same size as other homogeneous items."),
+ FALSE,
+ G_PARAM_READWRITE));
+
+ toolitem_signals[CLICKED] =
+ g_signal_new ("clicked",
+ G_OBJECT_CLASS_TYPE (klass),
+ G_SIGNAL_RUN_FIRST,
+ G_STRUCT_OFFSET (EggToolItemClass, clicked),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__VOID,
+ G_TYPE_NONE, 0);
+
+ toolitem_signals[CREATE_MENU_PROXY] =
+ g_signal_new ("create_menu_proxy",
+ G_OBJECT_CLASS_TYPE (klass),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (EggToolItemClass, create_menu_proxy),
+ create_proxy_accumulator, NULL,
+ _egg_marshal_OBJECT__VOID,
+ GTK_TYPE_WIDGET, 0);
+ toolitem_signals[SET_ORIENTATION] =
+ g_signal_new ("set_orientation",
+ G_OBJECT_CLASS_TYPE (klass),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (EggToolItemClass, set_orientation),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__ENUM,
+ G_TYPE_NONE, 1,
+ GTK_TYPE_ORIENTATION);
+ toolitem_signals[SET_ICON_SIZE] =
+ g_signal_new ("set_icon_size",
+ G_OBJECT_CLASS_TYPE (klass),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (EggToolItemClass, set_icon_size),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__ENUM,
+ G_TYPE_NONE, 1,
+ GTK_TYPE_ICON_SIZE);
+ toolitem_signals[SET_TOOLBAR_STYLE] =
+ g_signal_new ("set_toolbar_style",
+ G_OBJECT_CLASS_TYPE (klass),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (EggToolItemClass, set_toolbar_style),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__ENUM,
+ G_TYPE_NONE, 1,
+ GTK_TYPE_TOOLBAR_STYLE);
+ toolitem_signals[SET_RELIEF_STYLE] =
+ g_signal_new ("set_relief_style",
+ G_OBJECT_CLASS_TYPE (klass),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (EggToolItemClass, set_relief_style),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__ENUM,
+ G_TYPE_NONE, 1,
+ GTK_TYPE_RELIEF_STYLE);
+ toolitem_signals[SET_TOOLTIP] =
+ g_signal_new ("set_tooltip",
+ G_OBJECT_CLASS_TYPE (klass),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (EggToolItemClass, set_tooltip),
+ NULL, NULL,
+ _egg_marshal_VOID__OBJECT_STRING_STRING,
+ G_TYPE_NONE, 3,
+ GTK_TYPE_TOOLTIPS,
+ G_TYPE_STRING,
+ G_TYPE_STRING);
+
+}
+
+static void
+egg_tool_item_init (EggToolItem *toolitem)
+{
+ toolitem->visible_horizontal = TRUE;
+ toolitem->visible_vertical = TRUE;
+ toolitem->homogeneous = FALSE;
+
+ toolitem->orientation = GTK_ORIENTATION_HORIZONTAL;
+ toolitem->icon_size = GTK_ICON_SIZE_LARGE_TOOLBAR;
+ toolitem->style = GTK_TOOLBAR_BOTH;
+}
+
+static void
+egg_tool_item_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ EggToolItem *toolitem = EGG_TOOL_ITEM (object);
+
+ switch (prop_id)
+ {
+ case PROP_VISIBLE_HORIZONTAL:
+ toolitem->visible_horizontal = g_value_get_boolean (value);
+ break;
+ case PROP_VISIBLE_VERTICAL:
+ toolitem->visible_vertical = g_value_get_boolean (value);
+ break;
+ case PROP_HOMOGENEOUS:
+ toolitem->homogeneous = g_value_get_boolean (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ }
+}
+
+static void
+egg_tool_item_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ EggToolItem *toolitem = EGG_TOOL_ITEM (object);
+
+ switch (prop_id)
+ {
+ case PROP_VISIBLE_HORIZONTAL:
+ g_value_set_boolean (value, toolitem->visible_horizontal);
+ break;
+ case PROP_VISIBLE_VERTICAL:
+ g_value_set_boolean (value, toolitem->visible_vertical);
+ break;
+ case PROP_HOMOGENEOUS:
+ g_value_set_boolean (value, toolitem->homogeneous);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ }
+}
+
+static void
+egg_tool_item_size_request (GtkWidget *widget,
+ GtkRequisition *requisition)
+{
+ GtkBin *bin = GTK_BIN (widget);
+
+ if (bin->child)
+ gtk_widget_size_request (bin->child, requisition);
+
+ requisition->width += GTK_CONTAINER (widget)->border_width * 2;
+ requisition->height += GTK_CONTAINER (widget)->border_width * 2;
+}
+
+static void
+egg_tool_item_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation)
+{
+ GtkBin *bin = GTK_BIN (widget);
+ GtkAllocation child_allocation;
+
+ widget->allocation = *allocation;
+
+ if (bin->child && GTK_WIDGET_VISIBLE (bin->child))
+ {
+ child_allocation.x = allocation->x + GTK_CONTAINER (widget)->border_width;
+ child_allocation.y = allocation->y + GTK_CONTAINER (widget)->border_width;
+ child_allocation.width = allocation->width - GTK_CONTAINER (widget)->border_width * 2;
+ child_allocation.height = allocation->height - GTK_CONTAINER (widget)->border_width * 2;
+
+ gtk_widget_size_allocate (bin->child, &child_allocation);
+ }
+}
+
+static GtkWidget *
+egg_tool_item_create_menu_proxy (EggToolItem *item)
+{
+ if (GTK_BIN (item)->child)
+ return NULL;
+ else
+ return gtk_separator_menu_item_new ();
+}
+
+EggToolItem *
+egg_tool_item_new (void)
+{
+ EggToolItem *item;
+
+ item = g_object_new (EGG_TYPE_TOOL_ITEM, NULL);
+
+ return item;
+}
+
+void
+egg_tool_item_set_orientation (EggToolItem *tool_item,
+ GtkOrientation orientation)
+{
+ g_return_if_fail (EGG_IS_TOOL_ITEM (tool_item));
+
+ g_signal_emit (tool_item, toolitem_signals[SET_ORIENTATION], 0, orientation);
+}
+
+void
+egg_tool_item_set_icon_size (EggToolItem *tool_item,
+ GtkIconSize icon_size)
+{
+ g_return_if_fail (EGG_IS_TOOL_ITEM (tool_item));
+
+ g_signal_emit (tool_item, toolitem_signals[SET_ICON_SIZE], 0, icon_size);
+}
+
+void
+egg_tool_item_set_toolbar_style (EggToolItem *tool_item,
+ GtkToolbarStyle style)
+{
+ g_return_if_fail (EGG_IS_TOOL_ITEM (tool_item));
+
+ g_signal_emit (tool_item, toolitem_signals[SET_TOOLBAR_STYLE], 0, style);
+}
+
+void
+egg_tool_item_set_relief_style (EggToolItem *tool_item,
+ GtkReliefStyle style)
+{
+ g_return_if_fail (EGG_IS_TOOL_ITEM (tool_item));
+
+ g_signal_emit (tool_item, toolitem_signals[SET_RELIEF_STYLE], 0, style);
+}
+
+void
+egg_tool_item_set_expandable (EggToolItem *tool_item,
+ gboolean expandable)
+{
+ if ((expandable && tool_item->expandable) ||
+ (!expandable && !tool_item->expandable))
+ return;
+
+ tool_item->expandable = expandable;
+ gtk_widget_queue_resize (GTK_WIDGET (tool_item));
+}
+
+void
+egg_tool_item_set_pack_end (EggToolItem *tool_item,
+ gboolean pack_end)
+{
+ if ((pack_end && tool_item->pack_end) ||
+ (!pack_end && !tool_item->pack_end))
+ return;
+
+ tool_item->pack_end = pack_end;
+ gtk_widget_queue_resize (GTK_WIDGET (tool_item));
+}
+
+void
+egg_tool_item_set_homogeneous (EggToolItem *tool_item,
+ gboolean homogeneous)
+{
+ if ((homogeneous && tool_item->homogeneous) ||
+ (!homogeneous && !tool_item->homogeneous))
+ return;
+
+ tool_item->homogeneous = homogeneous;
+ gtk_widget_queue_resize (GTK_WIDGET (tool_item));
+}
+
+void
+egg_tool_item_set_tooltip (EggToolItem *tool_item,
+ GtkTooltips *tooltips,
+ const gchar *tip_text,
+ const gchar *tip_private)
+{
+ g_return_if_fail (EGG_IS_TOOL_ITEM (tool_item));
+
+ g_signal_emit (tool_item, toolitem_signals[SET_TOOLTIP], 0,
+ tooltips, tip_text, tip_private);
+}