gtk2/gtk/inspector/misc-info.c

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/*
* Copyright (c) 2014 Red Hat, Inc.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <glib/gi18n-lib.h>
#include "misc-info.h"
#include "window.h"
#include "widget-tree.h"
#include "gtktypebuiltins.h"
#include "gtktreeview.h"
#include "gtkbuildable.h"
#include "gtklabel.h"
#include "gtkframe.h"
struct _GtkInspectorMiscInfoPrivate {
GtkInspectorWidgetTree *widget_tree;
GObject *object;
GtkWidget *state_row;
GtkWidget *state;
GtkWidget *buildable_id_row;
GtkWidget *buildable_id;
GtkWidget *default_widget_row;
GtkWidget *default_widget;
GtkWidget *default_widget_button;
GtkWidget *focus_widget_row;
GtkWidget *focus_widget;
GtkWidget *focus_widget_button;
GtkWidget *allocated_size_row;
GtkWidget *allocated_size;
};
enum
{
PROP_0,
PROP_WIDGET_TREE
};
G_DEFINE_TYPE_WITH_PRIVATE (GtkInspectorMiscInfo, gtk_inspector_misc_info, GTK_TYPE_SCROLLED_WINDOW)
static gchar *
format_state_flags (GtkStateFlags state)
{
GFlagsClass *fclass;
GString *str;
gint i;
str = g_string_new ("");
if (state)
{
fclass = g_type_class_ref (GTK_TYPE_STATE_FLAGS);
for (i = 0; i < fclass->n_values; i++)
{
if (state & fclass->values[i].value)
{
if (str->len)
g_string_append (str, " | ");
g_string_append (str, fclass->values[i].value_nick);
}
}
g_type_class_unref (fclass);
}
else
g_string_append (str, "normal");
return g_string_free (str, FALSE);
}
static void
state_flags_changed (GtkWidget *w, GtkStateFlags old_flags, GtkInspectorMiscInfo *sl)
{
gchar *s;
s = format_state_flags (gtk_widget_get_state_flags (w));
gtk_label_set_label (GTK_LABEL (sl->priv->state), s);
g_free (s);
}
static void
allocation_changed (GtkWidget *w, GdkRectangle *allocation, GtkInspectorMiscInfo *sl)
{
gchar *size_label = g_strdup_printf ("%d × %d",
gtk_widget_get_allocated_width (w),
gtk_widget_get_allocated_height (w));
gtk_label_set_label (GTK_LABEL (sl->priv->allocated_size), size_label);
g_free (size_label);
}
static void
disconnect_each_other (gpointer still_alive,
GObject *for_science)
{
if (GTK_INSPECTOR_IS_MISC_INFO (still_alive))
{
GtkInspectorMiscInfo *self = GTK_INSPECTOR_MISC_INFO (still_alive);
self->priv->object = NULL;
}
g_signal_handlers_disconnect_matched (still_alive, G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, for_science);
g_object_weak_unref (still_alive, disconnect_each_other, for_science);
}
static void
show_object (GtkInspectorMiscInfo *sl,
GObject *object,
const gchar *name,
const gchar *tab)
{
GtkTreeIter iter;
g_object_set_data (G_OBJECT (sl->priv->widget_tree), "next-tab", (gpointer)tab);
if (gtk_inspector_widget_tree_find_object (sl->priv->widget_tree, object, &iter))
{
gtk_inspector_widget_tree_select_object (sl->priv->widget_tree, object);
}
else if (GTK_IS_WIDGET (object) &&
gtk_inspector_widget_tree_find_object (sl->priv->widget_tree, G_OBJECT (gtk_widget_get_parent (GTK_WIDGET (object))), &iter))
{
gtk_inspector_widget_tree_append_object (sl->priv->widget_tree, object, &iter, name);
gtk_inspector_widget_tree_select_object (sl->priv->widget_tree, object);
}
else
{
g_warning ("GtkInspector: couldn't find the object in the tree");
}
}
static void
update_default_widget (GtkInspectorMiscInfo *sl)
{
GtkWidget *widget;
widget = gtk_window_get_default_widget (GTK_WINDOW (sl->priv->object));
if (widget)
{
gchar *tmp;
tmp = g_strdup_printf ("%p", widget);
gtk_label_set_label (GTK_LABEL (sl->priv->default_widget), tmp);
g_free (tmp);
gtk_widget_set_sensitive (sl->priv->default_widget_button, TRUE);
}
else
{
gtk_label_set_label (GTK_LABEL (sl->priv->default_widget), "NULL");
gtk_widget_set_sensitive (sl->priv->default_widget_button, FALSE);
}
}
static void
show_default_widget (GtkWidget *button, GtkInspectorMiscInfo *sl)
{
GtkWidget *widget;
update_default_widget (sl);
widget = gtk_window_get_default_widget (GTK_WINDOW (sl->priv->object));
if (widget)
show_object (sl, G_OBJECT (widget), NULL, "properties");
}
static void
update_focus_widget (GtkInspectorMiscInfo *sl)
{
GtkWidget *widget;
widget = gtk_window_get_focus (GTK_WINDOW (sl->priv->object));
if (widget)
{
gchar *tmp;
tmp = g_strdup_printf ("%p", widget);
gtk_label_set_label (GTK_LABEL (sl->priv->focus_widget), tmp);
g_free (tmp);
gtk_widget_set_sensitive (sl->priv->focus_widget_button, TRUE);
}
else
{
gtk_label_set_label (GTK_LABEL (sl->priv->focus_widget), "NULL");
gtk_widget_set_sensitive (sl->priv->focus_widget_button, FALSE);
}
}
static void
set_focus_cb (GtkWindow *window, GtkWidget *focus, GtkInspectorMiscInfo *sl)
{
update_focus_widget (sl);
}
static void
show_focus_widget (GtkWidget *button, GtkInspectorMiscInfo *sl)
{
GtkWidget *widget;
widget = gtk_window_get_focus (GTK_WINDOW (sl->priv->object));
if (widget)
show_object (sl, G_OBJECT (widget), NULL, "properties");
}
void
gtk_inspector_misc_info_set_object (GtkInspectorMiscInfo *sl,
GObject *object)
{
if (sl->priv->object)
{
g_signal_handlers_disconnect_by_func (sl->priv->object, state_flags_changed, sl);
g_signal_handlers_disconnect_by_func (sl->priv->object, set_focus_cb, sl);
g_signal_handlers_disconnect_by_func (sl->priv->object, allocation_changed, sl);
disconnect_each_other (sl->priv->object, G_OBJECT (sl));
disconnect_each_other (sl, sl->priv->object);
sl->priv->object = NULL;
}
if (!GTK_IS_WIDGET (object) && !GTK_IS_BUILDABLE (object))
{
gtk_widget_hide (GTK_WIDGET (sl));
return;
}
gtk_widget_show (GTK_WIDGET (sl));
sl->priv->object = object;
g_object_weak_ref (G_OBJECT (sl), disconnect_each_other, object);
g_object_weak_ref (object, disconnect_each_other, sl);
if (GTK_IS_WIDGET (object))
{
gtk_widget_show (sl->priv->state_row);
g_signal_connect_object (object, "state-flags-changed", G_CALLBACK (state_flags_changed), sl, 0);
state_flags_changed (GTK_WIDGET (sl->priv->object), 0, sl);
allocation_changed (GTK_WIDGET (sl->priv->object), NULL, sl);
gtk_widget_show (sl->priv->allocated_size_row);
g_signal_connect_object (object, "size-allocate", G_CALLBACK (allocation_changed), sl, 0);
}
else
{
gtk_widget_hide (sl->priv->state_row);
gtk_widget_hide (sl->priv->allocated_size_row);
}
if (GTK_IS_BUILDABLE (object))
{
gtk_label_set_text (GTK_LABEL (sl->priv->buildable_id),
gtk_buildable_get_name (GTK_BUILDABLE (object)));
gtk_widget_show (sl->priv->buildable_id_row);
}
else
{
gtk_widget_hide (sl->priv->buildable_id_row);
}
if (GTK_IS_WINDOW (object))
{
gtk_widget_show (sl->priv->default_widget_row);
gtk_widget_show (sl->priv->focus_widget_row);
update_default_widget (sl);
update_focus_widget (sl);
g_signal_connect_object (object, "set-focus", G_CALLBACK (set_focus_cb), sl, G_CONNECT_AFTER);
}
else
{
gtk_widget_hide (sl->priv->default_widget_row);
gtk_widget_hide (sl->priv->focus_widget_row);
}
}
static void
gtk_inspector_misc_info_init (GtkInspectorMiscInfo *sl)
{
sl->priv = gtk_inspector_misc_info_get_instance_private (sl);
gtk_widget_init_template (GTK_WIDGET (sl));
}
static void
get_property (GObject *object,
guint param_id,
GValue *value,
GParamSpec *pspec)
{
GtkInspectorMiscInfo *sl = GTK_INSPECTOR_MISC_INFO (object);
switch (param_id)
{
case PROP_WIDGET_TREE:
g_value_take_object (value, sl->priv->widget_tree);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
break;
}
}
static void
set_property (GObject *object,
guint param_id,
const GValue *value,
GParamSpec *pspec)
{
GtkInspectorMiscInfo *sl = GTK_INSPECTOR_MISC_INFO (object);
switch (param_id)
{
case PROP_WIDGET_TREE:
sl->priv->widget_tree = g_value_get_object (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
break;
}
}
static void
gtk_inspector_misc_info_class_init (GtkInspectorMiscInfoClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
object_class->get_property = get_property;
object_class->set_property = set_property;
g_object_class_install_property (object_class, PROP_WIDGET_TREE,
g_param_spec_object ("widget-tree", "Widget Tree", "Widget tree",
GTK_TYPE_WIDGET, G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
gtk_widget_class_set_template_from_resource (widget_class, "/org/gtk/inspector/misc-info.ui");
gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorMiscInfo, state_row);
gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorMiscInfo, state);
gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorMiscInfo, buildable_id_row);
gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorMiscInfo, buildable_id);
gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorMiscInfo, default_widget_row);
gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorMiscInfo, default_widget);
gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorMiscInfo, default_widget_button);
gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorMiscInfo, focus_widget_row);
gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorMiscInfo, focus_widget);
gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorMiscInfo, focus_widget_button);
gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorMiscInfo, allocated_size_row);
gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorMiscInfo, allocated_size);
gtk_widget_class_bind_template_callback (widget_class, show_default_widget);
gtk_widget_class_bind_template_callback (widget_class, show_focus_widget);
}
// vim: set et sw=2 ts=2: