gtk2/gtk/inspector/widget-tree.c
Matthias Clasen 42dc501133 inspector: Drop unused functions
The entire UI is constructed with templates, so the wrapper
constructors are never called, except for gtk_inspector_window_new,
which gets called from the GTK+ code.
2014-05-15 00:14:37 -04:00

441 lines
12 KiB
C

/*
* Copyright (c) 2008-2009 Christian Hammond
* Copyright (c) 2008-2009 David Trowbridge
* Copyright (c) 2013 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "prop-list.h"
#include "widget-tree.h"
#include <string.h>
enum
{
OBJECT,
OBJECT_TYPE,
OBJECT_NAME,
OBJECT_LABEL,
OBJECT_ADDRESS,
SENSITIVE
};
enum
{
WIDGET_CHANGED,
LAST_SIGNAL
};
struct _GtkInspectorWidgetTreePrivate
{
GtkTreeStore *model;
GHashTable *iters;
};
static guint widget_tree_signals[LAST_SIGNAL] = { 0 };
G_DEFINE_TYPE_WITH_PRIVATE (GtkInspectorWidgetTree, gtk_inspector_widget_tree, GTK_TYPE_TREE_VIEW)
static void
on_widget_selected (GtkTreeSelection *selection,
GtkInspectorWidgetTree *wt)
{
g_signal_emit (wt, widget_tree_signals[WIDGET_CHANGED], 0);
}
typedef struct
{
GtkInspectorWidgetTree *wt;
GObject *object;
GtkTreeRowReference *row;
gulong map_handler;
gulong unmap_handler;
} ObjectData;
static void
remove_dead_object (gpointer data, GObject *dead_object)
{
ObjectData *od = data;
if (gtk_tree_row_reference_valid (od->row))
{
GtkTreePath *path;
GtkTreeIter iter;
path = gtk_tree_row_reference_get_path (od->row);
gtk_tree_model_get_iter (GTK_TREE_MODEL (od->wt->priv->model), &iter, path);
gtk_tree_store_remove (od->wt->priv->model, &iter);
gtk_tree_path_free (path);
}
od->object = NULL;
g_hash_table_remove (od->wt->priv->iters, dead_object);
}
static void
object_data_free (gpointer data)
{
ObjectData *od = data;
gtk_tree_row_reference_free (od->row);
if (od->object)
g_object_weak_unref (od->object, remove_dead_object, od);
if (od->object && od->map_handler)
{
g_signal_handler_disconnect (od->object, od->map_handler);
g_signal_handler_disconnect (od->object, od->unmap_handler);
}
g_free (od);
}
static void
gtk_inspector_widget_tree_init (GtkInspectorWidgetTree *wt)
{
wt->priv = gtk_inspector_widget_tree_get_instance_private (wt);
wt->priv->iters = g_hash_table_new_full (g_direct_hash,
g_direct_equal,
NULL,
(GDestroyNotify) object_data_free);
gtk_widget_init_template (GTK_WIDGET (wt));
gtk_inspector_widget_tree_append_object (wt, G_OBJECT (gtk_settings_get_default ()), NULL, NULL);
}
static void
gtk_inspector_widget_tree_class_init (GtkInspectorWidgetTreeClass *klass)
{
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
klass->widget_changed = NULL;
widget_tree_signals[WIDGET_CHANGED] =
g_signal_new ("widget-changed",
G_OBJECT_CLASS_TYPE(klass),
G_SIGNAL_RUN_FIRST | G_SIGNAL_NO_RECURSE,
G_STRUCT_OFFSET(GtkInspectorWidgetTreeClass, widget_changed),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
gtk_widget_class_set_template_from_resource (widget_class, "/org/gtk/inspector/widget-tree.ui");
gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorWidgetTree, model);
gtk_widget_class_bind_template_callback (widget_class, on_widget_selected);
}
GObject *
gtk_inspector_widget_tree_get_selected_object (GtkInspectorWidgetTree *wt)
{
GtkTreeIter iter;
GtkTreeSelection *sel;
GtkTreeModel *model;
sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (wt));
if (gtk_tree_selection_get_selected (sel, &model, &iter))
{
GObject *object;
gtk_tree_model_get (model, &iter,
OBJECT, &object,
-1);
return object;
}
return NULL;
}
static void
map_or_unmap (GtkWidget *widget, GtkInspectorWidgetTree *wt)
{
GtkTreeIter iter;
if (gtk_inspector_widget_tree_find_object (wt, G_OBJECT (widget), &iter))
{
gtk_tree_store_set (wt->priv->model, &iter,
SENSITIVE, gtk_widget_get_mapped (widget),
-1);
}
}
typedef struct
{
GtkInspectorWidgetTree *wt;
GtkTreeIter *iter;
GObject *parent;
} FindAllData;
static void
child_callback (GtkWidget *widget,
gpointer data)
{
FindAllData *d = data;
gtk_inspector_widget_tree_append_object (d->wt, G_OBJECT (widget), d->iter, NULL);
}
static gboolean
cell_callback (GtkCellRenderer *renderer,
gpointer data)
{
FindAllData *d = data;
g_object_set_data (G_OBJECT (renderer), "gtk-inspector-cell-area", d->parent);
gtk_inspector_widget_tree_append_object (d->wt, G_OBJECT (renderer), d->iter, NULL);
return FALSE;
}
static void
tag_callback (GtkTextTag *tag,
gpointer data)
{
FindAllData *d = data;
gchar *name;
g_object_get (tag, "name", &name, NULL);
gtk_inspector_widget_tree_append_object (d->wt, G_OBJECT (tag), d->iter, name);
g_free (name);
}
void
gtk_inspector_widget_tree_append_object (GtkInspectorWidgetTree *wt,
GObject *object,
GtkTreeIter *parent_iter,
const gchar *name)
{
GtkTreeIter iter;
GtkTreePath *path;
const gchar *class_name = G_OBJECT_CLASS_NAME (G_OBJECT_GET_CLASS (object));
gchar *address;
gboolean mapped;
ObjectData *od;
const gchar *label;
label = NULL;
mapped = FALSE;
if (GTK_IS_WIDGET (object))
{
GtkWidget *widget = GTK_WIDGET (object);
if (name == NULL)
name = gtk_widget_get_name (GTK_WIDGET (object));
mapped = gtk_widget_get_mapped (widget);
}
if (name == NULL || g_strcmp0 (name, class_name) == 0)
{
if (GTK_IS_BUILDABLE (object))
name = gtk_buildable_get_name (GTK_BUILDABLE (object));
}
if (name == NULL)
name = "";
if (GTK_IS_LABEL (object))
label = gtk_label_get_text (GTK_LABEL (object));
else if (GTK_IS_BUTTON (object))
label = gtk_button_get_label (GTK_BUTTON (object));
else if (GTK_IS_WINDOW (object))
label = gtk_window_get_title (GTK_WINDOW (object));
else if (GTK_IS_TREE_VIEW_COLUMN (object))
label = gtk_tree_view_column_get_title (GTK_TREE_VIEW_COLUMN (object));
else
label = "";
address = g_strdup_printf ("%p", object);
gtk_tree_store_append (wt->priv->model, &iter, parent_iter);
gtk_tree_store_set (wt->priv->model, &iter,
OBJECT, object,
OBJECT_TYPE, class_name,
OBJECT_NAME, name,
OBJECT_LABEL, label,
OBJECT_ADDRESS, address,
SENSITIVE, !GTK_IS_WIDGET (object) || mapped,
-1);
od = g_new0 (ObjectData, 1);
od->wt = wt;
od->object = object;
path = gtk_tree_model_get_path (GTK_TREE_MODEL (wt->priv->model), &iter);
od->row = gtk_tree_row_reference_new (GTK_TREE_MODEL (wt->priv->model), path);
gtk_tree_path_free (path);
if (GTK_IS_WIDGET (object))
{
od->map_handler = g_signal_connect (object, "map", G_CALLBACK (map_or_unmap), wt);
od->unmap_handler = g_signal_connect (object, "unmap", G_CALLBACK (map_or_unmap), wt);
}
g_hash_table_insert (wt->priv->iters, object, od);
g_object_weak_ref (object, remove_dead_object, od);
g_free (address);
if (GTK_IS_CONTAINER (object))
{
FindAllData data;
data.wt = wt;
data.iter = &iter;
data.parent = object;
gtk_container_forall (GTK_CONTAINER (object), child_callback, &data);
}
/* Below are special cases for dependent objects which are not
* children in the GtkContainer sense, but which we still want
* to show in the tree right away.
*/
if (GTK_IS_TREE_VIEW (object))
{
gint n_columns, i;
GObject *child;
child = G_OBJECT (gtk_tree_view_get_model (GTK_TREE_VIEW (object)));
if (child)
gtk_inspector_widget_tree_append_object (wt, child, &iter, "model");
n_columns = gtk_tree_view_get_n_columns (GTK_TREE_VIEW (object));
for (i = 0; i < n_columns; i++)
{
child = G_OBJECT (gtk_tree_view_get_column (GTK_TREE_VIEW (object), i));
gtk_inspector_widget_tree_append_object (wt, child, &iter, NULL);
}
}
if (GTK_IS_ICON_VIEW (object))
{
GObject *child;
child = G_OBJECT (gtk_icon_view_get_model (GTK_ICON_VIEW (object)));
if (child)
gtk_inspector_widget_tree_append_object (wt, child, &iter, "model");
}
if (GTK_IS_COMBO_BOX (object))
{
GObject *child;
child = G_OBJECT (gtk_combo_box_get_model (GTK_COMBO_BOX (object)));
if (child)
gtk_inspector_widget_tree_append_object (wt, child, &iter, "model");
}
if (GTK_IS_CELL_AREA (object))
{
FindAllData data;
data.wt = wt;
data.iter = &iter;
data.parent = object;
gtk_cell_area_foreach (GTK_CELL_AREA (object), cell_callback, &data);
}
else if (GTK_IS_CELL_LAYOUT (object))
{
GtkCellArea *area;
area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (object));
gtk_inspector_widget_tree_append_object (wt, G_OBJECT (area), &iter, "cell-area");
}
if (GTK_IS_TEXT_VIEW (object))
{
GtkTextBuffer *buffer;
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (object));
gtk_inspector_widget_tree_append_object (wt, G_OBJECT (buffer), &iter, "buffer");
}
if (GTK_IS_TEXT_BUFFER (object))
{
GtkTextTagTable *tags;
tags = gtk_text_buffer_get_tag_table (GTK_TEXT_BUFFER (object));
gtk_inspector_widget_tree_append_object (wt, G_OBJECT (tags), &iter, "tag-table");
}
if (GTK_IS_TEXT_TAG_TABLE (object))
{
FindAllData data;
data.wt = wt;
data.iter = &iter;
data.parent = object;
gtk_text_tag_table_foreach (GTK_TEXT_TAG_TABLE (object), tag_callback, &data);
}
}
void
gtk_inspector_widget_tree_scan (GtkInspectorWidgetTree *wt,
GtkWidget *window)
{
gtk_tree_store_clear (wt->priv->model);
g_hash_table_remove_all (wt->priv->iters);
gtk_inspector_widget_tree_append_object (wt, G_OBJECT (gtk_settings_get_default ()), NULL, NULL);
if (g_application_get_default ())
gtk_inspector_widget_tree_append_object (wt, G_OBJECT (g_application_get_default ()), NULL, NULL);
gtk_inspector_widget_tree_append_object (wt, G_OBJECT (window), NULL, NULL);
gtk_tree_view_columns_autosize (GTK_TREE_VIEW (wt));
}
gboolean
gtk_inspector_widget_tree_find_object (GtkInspectorWidgetTree *wt,
GObject *object,
GtkTreeIter *iter)
{
ObjectData *od;
od = g_hash_table_lookup (wt->priv->iters, object);
if (od && gtk_tree_row_reference_valid (od->row))
{
GtkTreePath *path;
path = gtk_tree_row_reference_get_path (od->row);
gtk_tree_model_get_iter (GTK_TREE_MODEL (wt->priv->model), iter, path);
gtk_tree_path_free (path);
return TRUE;
}
return FALSE;
}
void
gtk_inspector_widget_tree_select_object (GtkInspectorWidgetTree *wt,
GObject *object)
{
GtkTreeIter iter;
if (gtk_inspector_widget_tree_find_object (wt, object, &iter))
{
GtkTreePath *path = gtk_tree_model_get_path (GTK_TREE_MODEL (wt->priv->model), &iter);
gtk_tree_view_expand_to_path (GTK_TREE_VIEW (wt), path);
gtk_tree_selection_select_iter (gtk_tree_view_get_selection (GTK_TREE_VIEW (wt)), &iter);
gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (wt), path, NULL, FALSE, 0, 0);
}
}
// vim: set et sw=2 ts=2: