+++ /dev/null
-/* prop-editor.c
- * Copyright (C) 2000 Red Hat, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library 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
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <string.h>
-
-#include <gtk/gtk.h>
-
-#include "prop-editor.h"
-
-
-typedef struct
-{
- gpointer instance;
- GObject *alive_object;
- gulong id;
-} DisconnectData;
-
-static void
-disconnect_func (gpointer data)
-{
- DisconnectData *dd = data;
-
- g_signal_handler_disconnect (dd->instance, dd->id);
-}
-
-static void
-signal_removed (gpointer data,
- GClosure *closure)
-{
- DisconnectData *dd = data;
-
- g_object_steal_data (dd->alive_object, "alive-object-data");
- g_free (dd);
-}
-
-static gboolean
-is_child_property (GParamSpec *pspec)
-{
- return g_param_spec_get_qdata (pspec, g_quark_from_string ("is-child-prop")) != NULL;
-}
-
-static void
-mark_child_property (GParamSpec *pspec)
-{
- g_param_spec_set_qdata (pspec, g_quark_from_string ("is-child-prop"),
- GINT_TO_POINTER (TRUE));
-}
-
-static void
-g_object_connect_property (GObject *object,
- GParamSpec *spec,
- GCallback func,
- gpointer data,
- GObject *alive_object)
-{
- GClosure *closure;
- gchar *with_detail;
- DisconnectData *dd;
-
- if (is_child_property (spec))
- with_detail = g_strconcat ("child-notify::", spec->name, NULL);
- else
- with_detail = g_strconcat ("notify::", spec->name, NULL);
-
- dd = g_new (DisconnectData, 1);
-
- closure = g_cclosure_new (func, data, NULL);
-
- g_closure_add_invalidate_notifier (closure, dd, signal_removed);
-
- dd->id = g_signal_connect_closure (object, with_detail,
- closure, FALSE);
-
- dd->instance = object;
- dd->alive_object = alive_object;
-
- g_object_set_data_full (G_OBJECT (alive_object),
- "alive-object-data",
- dd,
- disconnect_func);
-
- g_free (with_detail);
-}
-
-typedef struct
-{
- GObject *obj;
- GParamSpec *spec;
- gulong modified_id;
-} ObjectProperty;
-
-static void
-free_object_property (ObjectProperty *p)
-{
- g_free (p);
-}
-
-static void
-connect_controller (GObject *controller,
- const gchar *signal,
- GObject *model,
- GParamSpec *spec,
- GCallback func)
-{
- ObjectProperty *p;
-
- p = g_new (ObjectProperty, 1);
- p->obj = model;
- p->spec = spec;
-
- p->modified_id = g_signal_connect_data (controller, signal, func, p,
- (GClosureNotify)free_object_property,
- 0);
- g_object_set_data (controller, "object-property", p);
-}
-
-static void
-block_controller (GObject *controller)
-{
- ObjectProperty *p = g_object_get_data (controller, "object-property");
-
- if (p)
- g_signal_handler_block (controller, p->modified_id);
-}
-
-static void
-unblock_controller (GObject *controller)
-{
- ObjectProperty *p = g_object_get_data (controller, "object-property");
-
- if (p)
- g_signal_handler_unblock (controller, p->modified_id);
-}
-
-static void
-int_modified (GtkAdjustment *adj, gpointer data)
-{
- ObjectProperty *p = data;
-
- if (is_child_property (p->spec))
- {
- GtkWidget *widget = GTK_WIDGET (p->obj);
- GtkWidget *parent = gtk_widget_get_parent (widget);
-
- gtk_container_child_set (GTK_CONTAINER (parent),
- widget, p->spec->name, (int) gtk_adjustment_get_value (adj), NULL);
- }
- else
- g_object_set (p->obj, p->spec->name, (int) gtk_adjustment_get_value (adj), NULL);
-}
-
-static void
-get_property_value (GObject *object, GParamSpec *pspec, GValue *value)
-{
- if (is_child_property (pspec))
- {
- GtkWidget *widget = GTK_WIDGET (object);
- GtkWidget *parent = gtk_widget_get_parent (widget);
-
- gtk_container_child_get_property (GTK_CONTAINER (parent),
- widget, pspec->name, value);
- }
- else
- g_object_get_property (object, pspec->name, value);
-}
-
-static void
-int_changed (GObject *object, GParamSpec *pspec, gpointer data)
-{
- GtkAdjustment *adj = GTK_ADJUSTMENT (data);
- GValue val = G_VALUE_INIT;
-
- g_value_init (&val, G_TYPE_INT);
-
- get_property_value (object, pspec, &val);
-
- if (g_value_get_int (&val) != (int)gtk_adjustment_get_value (adj))
- {
- block_controller (G_OBJECT (adj));
- gtk_adjustment_set_value (adj, g_value_get_int (&val));
- unblock_controller (G_OBJECT (adj));
- }
-
- g_value_unset (&val);
-}
-
-static void
-uint_modified (GtkAdjustment *adj, gpointer data)
-{
- ObjectProperty *p = data;
-
- if (is_child_property (p->spec))
- {
- GtkWidget *widget = GTK_WIDGET (p->obj);
- GtkWidget *parent = gtk_widget_get_parent (widget);
-
- gtk_container_child_set (GTK_CONTAINER (parent),
- widget, p->spec->name, (guint) gtk_adjustment_get_value (adj), NULL);
- }
- else
- g_object_set (p->obj, p->spec->name, (guint) gtk_adjustment_get_value (adj), NULL);
-}
-
-static void
-uint_changed (GObject *object, GParamSpec *pspec, gpointer data)
-{
- GtkAdjustment *adj = GTK_ADJUSTMENT (data);
- GValue val = G_VALUE_INIT;
-
- g_value_init (&val, G_TYPE_UINT);
- get_property_value (object, pspec, &val);
-
- if (g_value_get_uint (&val) != (guint)gtk_adjustment_get_value (adj))
- {
- block_controller (G_OBJECT (adj));
- gtk_adjustment_set_value (adj, g_value_get_uint (&val));
- unblock_controller (G_OBJECT (adj));
- }
-
- g_value_unset (&val);
-}
-
-static void
-float_modified (GtkAdjustment *adj, gpointer data)
-{
- ObjectProperty *p = data;
-
- if (is_child_property (p->spec))
- {
- GtkWidget *widget = GTK_WIDGET (p->obj);
- GtkWidget *parent = gtk_widget_get_parent (widget);
-
- gtk_container_child_set (GTK_CONTAINER (parent),
- widget, p->spec->name, (float) gtk_adjustment_get_value (adj), NULL);
- }
- else
- g_object_set (p->obj, p->spec->name, (float) gtk_adjustment_get_value (adj), NULL);
-}
-
-static void
-float_changed (GObject *object, GParamSpec *pspec, gpointer data)
-{
- GtkAdjustment *adj = GTK_ADJUSTMENT (data);
- GValue val = G_VALUE_INIT;
-
- g_value_init (&val, G_TYPE_FLOAT);
- get_property_value (object, pspec, &val);
-
- if (g_value_get_float (&val) != (float) gtk_adjustment_get_value (adj))
- {
- block_controller (G_OBJECT (adj));
- gtk_adjustment_set_value (adj, g_value_get_float (&val));
- unblock_controller (G_OBJECT (adj));
- }
-
- g_value_unset (&val);
-}
-
-static void
-double_modified (GtkAdjustment *adj, gpointer data)
-{
- ObjectProperty *p = data;
-
- if (is_child_property (p->spec))
- {
- GtkWidget *widget = GTK_WIDGET (p->obj);
- GtkWidget *parent = gtk_widget_get_parent (widget);
-
- gtk_container_child_set (GTK_CONTAINER (parent),
- widget, p->spec->name, (double) gtk_adjustment_get_value (adj), NULL);
- }
- else
- g_object_set (p->obj, p->spec->name, (double) gtk_adjustment_get_value (adj), NULL);
-}
-
-static void
-double_changed (GObject *object, GParamSpec *pspec, gpointer data)
-{
- GtkAdjustment *adj = GTK_ADJUSTMENT (data);
- GValue val = G_VALUE_INIT;
-
- g_value_init (&val, G_TYPE_DOUBLE);
- get_property_value (object, pspec, &val);
-
- if (g_value_get_double (&val) != gtk_adjustment_get_value (adj))
- {
- block_controller (G_OBJECT (adj));
- gtk_adjustment_set_value (adj, g_value_get_double (&val));
- unblock_controller (G_OBJECT (adj));
- }
-
- g_value_unset (&val);
-}
-
-static void
-string_modified (GtkEntry *entry, gpointer data)
-{
- ObjectProperty *p = data;
- const gchar *text;
-
- text = gtk_entry_get_text (entry);
-
- if (is_child_property (p->spec))
- {
- GtkWidget *widget = GTK_WIDGET (p->obj);
- GtkWidget *parent = gtk_widget_get_parent (widget);
-
- gtk_container_child_set (GTK_CONTAINER (parent),
- widget, p->spec->name, text, NULL);
- }
- else
- g_object_set (p->obj, p->spec->name, text, NULL);
-}
-
-static void
-string_changed (GObject *object, GParamSpec *pspec, gpointer data)
-{
- GtkEntry *entry = GTK_ENTRY (data);
- GValue val = G_VALUE_INIT;
- const gchar *str;
- const gchar *text;
-
- g_value_init (&val, G_TYPE_STRING);
- get_property_value (object, pspec, &val);
-
- str = g_value_get_string (&val);
- if (str == NULL)
- str = "";
- text = gtk_entry_get_text (entry);
-
- if (strcmp (str, text) != 0)
- {
- block_controller (G_OBJECT (entry));
- gtk_entry_set_text (entry, str);
- unblock_controller (G_OBJECT (entry));
- }
-
- g_value_unset (&val);
-}
-
-static void
-bool_modified (GtkToggleButton *tb, gpointer data)
-{
- ObjectProperty *p = data;
-
- if (is_child_property (p->spec))
- {
- GtkWidget *widget = GTK_WIDGET (p->obj);
- GtkWidget *parent = gtk_widget_get_parent (widget);
-
- gtk_container_child_set (GTK_CONTAINER (parent), widget,
- p->spec->name, (int) gtk_toggle_button_get_active (tb),
- NULL);
- }
- else
- g_object_set (p->obj, p->spec->name, (int) gtk_toggle_button_get_active (tb), NULL);
-}
-
-static void
-bool_changed (GObject *object, GParamSpec *pspec, gpointer data)
-{
- GtkToggleButton *tb = GTK_TOGGLE_BUTTON (data);
- GtkWidget *child;
- GValue val = G_VALUE_INIT;
-
- g_value_init (&val, G_TYPE_BOOLEAN);
- get_property_value (object, pspec, &val);
-
- if (g_value_get_boolean (&val) != gtk_toggle_button_get_active (tb))
- {
- block_controller (G_OBJECT (tb));
- gtk_toggle_button_set_active (tb, g_value_get_boolean (&val));
- unblock_controller (G_OBJECT (tb));
- }
-
- child = gtk_bin_get_child (GTK_BIN (tb));
- gtk_label_set_text (GTK_LABEL (child),
- g_value_get_boolean (&val) ? "TRUE" : "FALSE");
-
- g_value_unset (&val);
-}
-
-
-static void
-enum_modified (GtkComboBox *cb, gpointer data)
-{
- ObjectProperty *p = data;
- gint i;
- GEnumClass *eclass;
-
- eclass = G_ENUM_CLASS (g_type_class_peek (p->spec->value_type));
-
- i = gtk_combo_box_get_active (cb);
-
-
- if (is_child_property (p->spec))
- {
- GtkWidget *widget = GTK_WIDGET (p->obj);
- GtkWidget *parent = gtk_widget_get_parent (widget);
-
- gtk_container_child_set (GTK_CONTAINER (parent),
- widget, p->spec->name, eclass->values[i].value, NULL);
- }
- else
- g_object_set (p->obj, p->spec->name, eclass->values[i].value, NULL);
-}
-
-static void
-enum_changed (GObject *object, GParamSpec *pspec, gpointer data)
-{
- GtkComboBox *cb = GTK_COMBO_BOX (data);
- GValue val = G_VALUE_INIT;
- GEnumClass *eclass;
- gint i;
-
- eclass = G_ENUM_CLASS (g_type_class_peek (pspec->value_type));
-
- g_value_init (&val, pspec->value_type);
- get_property_value (object, pspec, &val);
-
- i = 0;
- while (i < eclass->n_values)
- {
- if (eclass->values[i].value == g_value_get_enum (&val))
- break;
- ++i;
- }
-
- if (gtk_combo_box_get_active (cb) != i)
- {
- block_controller (G_OBJECT (cb));
- gtk_combo_box_set_active (cb, i);
- unblock_controller (G_OBJECT (cb));
- }
-
- g_value_unset (&val);
-
-}
-
-static void
-flags_modified (GtkCheckButton *button, gpointer data)
-{
- ObjectProperty *p = data;
- gboolean active;
- GFlagsClass *fclass;
- guint flags;
- gint i;
-
- fclass = G_FLAGS_CLASS (g_type_class_peek (p->spec->value_type));
-
- active = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button));
- i = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (button), "index"));
-
- if (is_child_property (p->spec))
- {
- GtkWidget *widget = GTK_WIDGET (p->obj);
- GtkWidget *parent = gtk_widget_get_parent (widget);
-
- gtk_container_child_get (GTK_CONTAINER (parent),
- widget, p->spec->name, &flags, NULL);
- if (active)
- flags |= fclass->values[i].value;
- else
- flags &= ~fclass->values[i].value;
-
- gtk_container_child_set (GTK_CONTAINER (parent),
- widget, p->spec->name, flags, NULL);
- }
- else
- {
- g_object_get (p->obj, p->spec->name, &flags, NULL);
-
- if (active)
- flags |= fclass->values[i].value;
- else
- flags &= ~fclass->values[i].value;
-
- g_object_set (p->obj, p->spec->name, flags, NULL);
- }
-}
-
-static void
-flags_changed (GObject *object, GParamSpec *pspec, gpointer data)
-{
- GList *children, *c;
- GValue val = G_VALUE_INIT;
- GFlagsClass *fclass;
- guint flags;
- gint i;
-
- fclass = G_FLAGS_CLASS (g_type_class_peek (pspec->value_type));
-
- g_value_init (&val, pspec->value_type);
- get_property_value (object, pspec, &val);
- flags = g_value_get_flags (&val);
- g_value_unset (&val);
-
- children = gtk_container_get_children (GTK_CONTAINER (data));
-
- for (c = children, i = 0; c; c = c->next, i++)
- {
- block_controller (G_OBJECT (c->data));
- gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (c->data),
- (fclass->values[i].value & flags) != 0);
- unblock_controller (G_OBJECT (c->data));
- }
-
- g_list_free (children);
-}
-
-static gunichar
-unichar_get_value (GtkEntry *entry)
-{
- const gchar *text = gtk_entry_get_text (entry);
-
- if (text[0])
- return g_utf8_get_char (text);
- else
- return 0;
-}
-
-static void
-unichar_modified (GtkEntry *entry, gpointer data)
-{
- ObjectProperty *p = data;
- gunichar val = unichar_get_value (entry);
-
- if (is_child_property (p->spec))
- {
- GtkWidget *widget = GTK_WIDGET (p->obj);
- GtkWidget *parent = gtk_widget_get_parent (widget);
-
- gtk_container_child_set (GTK_CONTAINER (parent),
- widget, p->spec->name, val, NULL);
- }
- else
- g_object_set (p->obj, p->spec->name, val, NULL);
-}
-
-static void
-unichar_changed (GObject *object, GParamSpec *pspec, gpointer data)
-{
- GtkEntry *entry = GTK_ENTRY (data);
- gunichar new_val;
- gunichar old_val = unichar_get_value (entry);
- GValue val = G_VALUE_INIT;
- gchar buf[7];
- gint len;
-
- g_value_init (&val, pspec->value_type);
- get_property_value (object, pspec, &val);
- new_val = (gunichar)g_value_get_uint (&val);
-
- if (new_val != old_val)
- {
- if (!new_val)
- len = 0;
- else
- len = g_unichar_to_utf8 (new_val, buf);
-
- buf[len] = '\0';
-
- block_controller (G_OBJECT (entry));
- gtk_entry_set_text (entry, buf);
- unblock_controller (G_OBJECT (entry));
- }
-}
-
-static void
-pointer_changed (GObject *object, GParamSpec *pspec, gpointer data)
-{
- GtkLabel *label = GTK_LABEL (data);
- gchar *str;
- gpointer ptr;
-
- g_object_get (object, pspec->name, &ptr, NULL);
-
- str = g_strdup_printf ("Pointer: %p", ptr);
- gtk_label_set_text (label, str);
- g_free (str);
-}
-
-static gchar *
-object_label (GObject *obj, GParamSpec *pspec)
-{
- const gchar *name;
-
- if (obj)
- name = g_type_name (G_TYPE_FROM_INSTANCE (obj));
- else if (pspec)
- name = g_type_name (G_PARAM_SPEC_VALUE_TYPE (pspec));
- else
- name = "unknown";
- return g_strdup_printf ("Object: %p (%s)", obj, name);
-}
-
-static void
-object_changed (GObject *object, GParamSpec *pspec, gpointer data)
-{
- GtkWidget *label, *button;
- gchar *str;
- GObject *obj;
-
- GList *children = gtk_container_get_children (GTK_CONTAINER (data));
- label = GTK_WIDGET (children->data);
- button = GTK_WIDGET (children->next->data);
- g_object_get (object, pspec->name, &obj, NULL);
- g_list_free (children);
-
- str = object_label (obj, pspec);
-
- gtk_label_set_text (GTK_LABEL (label), str);
- gtk_widget_set_sensitive (button, G_IS_OBJECT (obj));
-
- if (obj)
- g_object_unref (obj);
-
- g_free (str);
-}
-
-static void
-model_destroy (gpointer data)
-{
- g_object_steal_data (data, "model-object");
- gtk_widget_destroy (data);
-}
-
-static void
-window_destroy (gpointer data)
-{
- g_object_steal_data (data, "prop-editor-win");
-}
-
-static void
-object_properties (GtkWidget *button,
- GObject *object)
-{
- gchar *name;
- GObject *obj;
-
- name = (gchar *) g_object_get_data (G_OBJECT (button), "property-name");
- g_object_get (object, name, &obj, NULL);
- if (G_IS_OBJECT (obj))
- create_prop_editor (obj, 0);
-}
-
-static void
-rgba_modified (GtkColorButton *cb, gpointer data)
-{
- ObjectProperty *p = data;
- GdkRGBA color;
-
- gtk_color_chooser_get_rgba (GTK_COLOR_CHOOSER (cb), &color);
-
- if (is_child_property (p->spec))
- {
- GtkWidget *widget = GTK_WIDGET (p->obj);
- GtkWidget *parent = gtk_widget_get_parent (widget);
-
- gtk_container_child_set (GTK_CONTAINER (parent),
- widget, p->spec->name, &color, NULL);
- }
- else
- g_object_set (p->obj, p->spec->name, &color, NULL);
-}
-
-static void
-rgba_changed (GObject *object, GParamSpec *pspec, gpointer data)
-{
- GtkColorButton *cb = GTK_COLOR_BUTTON (data);
- GValue val = G_VALUE_INIT;
- GdkRGBA *color;
- GdkRGBA cb_color;
-
- g_value_init (&val, GDK_TYPE_RGBA);
- get_property_value (object, pspec, &val);
-
- color = g_value_get_boxed (&val);
- gtk_color_chooser_get_rgba (GTK_COLOR_CHOOSER (cb), &cb_color);
-
- if (color != NULL && !gdk_rgba_equal (color, &cb_color))
- {
- block_controller (G_OBJECT (cb));
- gtk_color_chooser_set_rgba (GTK_COLOR_CHOOSER (cb), color);
- unblock_controller (G_OBJECT (cb));
- }
-
- g_value_unset (&val);
-}
-
-static void
-color_modified (GtkColorButton *cb, gpointer data)
-{
- ObjectProperty *p = data;
- GValue val = G_VALUE_INIT;
-
- g_value_init (&val, GDK_TYPE_COLOR);
- g_object_get_property (G_OBJECT (cb), "color", &val);
-
- if (is_child_property (p->spec))
- {
- GtkWidget *widget = GTK_WIDGET (p->obj);
- GtkWidget *parent = gtk_widget_get_parent (widget);
-
- gtk_container_child_set_property (GTK_CONTAINER (parent),
- widget, p->spec->name, &val);
- }
- else
- g_object_set_property (p->obj, p->spec->name, &val);
-
- g_value_unset (&val);
-}
-
-static void
-color_changed (GObject *object, GParamSpec *pspec, gpointer data)
-{
- GtkColorButton *cb = GTK_COLOR_BUTTON (data);
- GValue val = G_VALUE_INIT;
-
- g_value_init (&val, GDK_TYPE_COLOR);
- get_property_value (object, pspec, &val);
-
- if (g_value_get_boxed (&val))
- {
- block_controller (G_OBJECT (cb));
- g_object_set_property (G_OBJECT (cb), "color", &val);
- unblock_controller (G_OBJECT (cb));
- }
-
- g_value_unset (&val);
-}
-
-static void
-font_modified (GtkFontChooser *fb, GParamSpec *pspec, gpointer data)
-{
- ObjectProperty *p = data;
- PangoFontDescription *font_desc;
-
- font_desc = gtk_font_chooser_get_font_desc (fb);
-
- if (is_child_property (p->spec))
- {
- GtkWidget *widget = GTK_WIDGET (p->obj);
- GtkWidget *parent = gtk_widget_get_parent (widget);
-
- gtk_container_child_set (GTK_CONTAINER (parent),
- widget, p->spec->name, font_desc, NULL);
- }
- else
- g_object_set (p->obj, p->spec->name, font_desc, NULL);
-
- pango_font_description_free (font_desc);
-}
-
-static void
-font_changed (GObject *object, GParamSpec *pspec, gpointer data)
-{
- GtkFontChooser *fb = GTK_FONT_CHOOSER (data);
- GValue val = G_VALUE_INIT;
- const PangoFontDescription *font_desc;
- PangoFontDescription *fb_font_desc;
-
- g_value_init (&val, PANGO_TYPE_FONT_DESCRIPTION);
- get_property_value (object, pspec, &val);
-
- font_desc = g_value_get_boxed (&val);
- fb_font_desc = gtk_font_chooser_get_font_desc (fb);
-
- if (font_desc == NULL ||
- (fb_font_desc != NULL &&
- !pango_font_description_equal (fb_font_desc, font_desc)))
- {
- block_controller (G_OBJECT (fb));
- gtk_font_chooser_set_font_desc (fb, font_desc);
- unblock_controller (G_OBJECT (fb));
- }
-
- g_value_unset (&val);
- pango_font_description_free (fb_font_desc);
-}
-
-
-static GtkWidget *
-property_widget (GObject *object,
- GParamSpec *spec,
- gboolean can_modify)
-{
- GtkWidget *prop_edit;
- GtkAdjustment *adj;
- gchar *msg;
- GType type = G_PARAM_SPEC_TYPE (spec);
-
- if (type == G_TYPE_PARAM_INT)
- {
- adj = gtk_adjustment_new (G_PARAM_SPEC_INT (spec)->default_value,
- G_PARAM_SPEC_INT (spec)->minimum,
- G_PARAM_SPEC_INT (spec)->maximum,
- 1,
- MAX ((G_PARAM_SPEC_INT (spec)->maximum - G_PARAM_SPEC_INT (spec)->minimum) / 10, 1),
- 0.0);
-
- prop_edit = gtk_spin_button_new (adj, 1.0, 0);
-
- g_object_connect_property (object, spec,
- G_CALLBACK (int_changed),
- adj, G_OBJECT (adj));
-
- if (can_modify)
- connect_controller (G_OBJECT (adj), "value_changed",
- object, spec, G_CALLBACK (int_modified));
- }
- else if (type == G_TYPE_PARAM_UINT)
- {
- adj = gtk_adjustment_new (G_PARAM_SPEC_UINT (spec)->default_value,
- G_PARAM_SPEC_UINT (spec)->minimum,
- G_PARAM_SPEC_UINT (spec)->maximum,
- 1,
- MAX ((G_PARAM_SPEC_UINT (spec)->maximum - G_PARAM_SPEC_UINT (spec)->minimum) / 10, 1),
- 0.0);
-
- prop_edit = gtk_spin_button_new (adj, 1.0, 0);
-
- g_object_connect_property (object, spec,
- G_CALLBACK (uint_changed),
- adj, G_OBJECT (adj));
-
- if (can_modify)
- connect_controller (G_OBJECT (adj), "value_changed",
- object, spec, G_CALLBACK (uint_modified));
- }
- else if (type == G_TYPE_PARAM_FLOAT)
- {
- adj = gtk_adjustment_new (G_PARAM_SPEC_FLOAT (spec)->default_value,
- G_PARAM_SPEC_FLOAT (spec)->minimum,
- G_PARAM_SPEC_FLOAT (spec)->maximum,
- 0.1,
- MAX ((G_PARAM_SPEC_FLOAT (spec)->maximum - G_PARAM_SPEC_FLOAT (spec)->minimum) / 10, 0.1),
- 0.0);
-
- prop_edit = gtk_spin_button_new (adj, 0.1, 2);
-
- g_object_connect_property (object, spec,
- G_CALLBACK (float_changed),
- adj, G_OBJECT (adj));
-
- if (can_modify)
- connect_controller (G_OBJECT (adj), "value_changed",
- object, spec, G_CALLBACK (float_modified));
- }
- else if (type == G_TYPE_PARAM_DOUBLE)
- {
- adj = gtk_adjustment_new (G_PARAM_SPEC_DOUBLE (spec)->default_value,
- G_PARAM_SPEC_DOUBLE (spec)->minimum,
- G_PARAM_SPEC_DOUBLE (spec)->maximum,
- 0.1,
- MAX ((G_PARAM_SPEC_DOUBLE (spec)->maximum - G_PARAM_SPEC_DOUBLE (spec)->minimum) / 10, 0.1),
- 0.0);
-
- prop_edit = gtk_spin_button_new (adj, 0.1, 2);
-
- g_object_connect_property (object, spec,
- G_CALLBACK (double_changed),
- adj, G_OBJECT (adj));
-
- if (can_modify)
- connect_controller (G_OBJECT (adj), "value_changed",
- object, spec, G_CALLBACK (double_modified));
- }
- else if (type == G_TYPE_PARAM_STRING)
- {
- prop_edit = gtk_entry_new ();
-
- g_object_connect_property (object, spec,
- G_CALLBACK (string_changed),
- prop_edit, G_OBJECT (prop_edit));
-
- if (can_modify)
- connect_controller (G_OBJECT (prop_edit), "changed",
- object, spec, G_CALLBACK (string_modified));
- }
- else if (type == G_TYPE_PARAM_BOOLEAN)
- {
- prop_edit = gtk_toggle_button_new_with_label ("");
-
- g_object_connect_property (object, spec,
- G_CALLBACK (bool_changed),
- prop_edit, G_OBJECT (prop_edit));
-
- if (can_modify)
- connect_controller (G_OBJECT (prop_edit), "toggled",
- object, spec, G_CALLBACK (bool_modified));
- }
- else if (type == G_TYPE_PARAM_ENUM)
- {
- {
- GEnumClass *eclass;
- gint j;
-
- prop_edit = gtk_combo_box_text_new ();
-
- eclass = G_ENUM_CLASS (g_type_class_ref (spec->value_type));
-
- j = 0;
- while (j < eclass->n_values)
- {
- gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (prop_edit),
- eclass->values[j].value_name);
- ++j;
- }
-
- g_type_class_unref (eclass);
-
- g_object_connect_property (object, spec,
- G_CALLBACK (enum_changed),
- prop_edit, G_OBJECT (prop_edit));
-
- if (can_modify)
- connect_controller (G_OBJECT (prop_edit), "changed",
- object, spec, G_CALLBACK (enum_modified));
- }
- }
- else if (type == G_TYPE_PARAM_FLAGS)
- {
- {
- GFlagsClass *fclass;
- gint j;
-
- prop_edit = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
-
- fclass = G_FLAGS_CLASS (g_type_class_ref (spec->value_type));
-
- for (j = 0; j < fclass->n_values; j++)
- {
- GtkWidget *b;
-
- b = gtk_check_button_new_with_label (fclass->values[j].value_name);
- g_object_set_data (G_OBJECT (b), "index", GINT_TO_POINTER (j));
- gtk_widget_show (b);
- gtk_box_pack_start (GTK_BOX (prop_edit), b, FALSE, FALSE, 0);
- if (can_modify)
- connect_controller (G_OBJECT (b), "toggled",
- object, spec, G_CALLBACK (flags_modified));
- }
-
- g_type_class_unref (fclass);
-
- g_object_connect_property (object, spec,
- G_CALLBACK (flags_changed),
- prop_edit, G_OBJECT (prop_edit));
- }
- }
- else if (type == G_TYPE_PARAM_UNICHAR)
- {
- prop_edit = gtk_entry_new ();
- gtk_entry_set_max_length (GTK_ENTRY (prop_edit), 1);
-
- g_object_connect_property (object, spec,
- G_CALLBACK (unichar_changed),
- prop_edit, G_OBJECT (prop_edit));
-
- if (can_modify)
- connect_controller (G_OBJECT (prop_edit), "changed",
- object, spec, G_CALLBACK (unichar_modified));
- }
- else if (type == G_TYPE_PARAM_POINTER)
- {
- prop_edit = gtk_label_new ("");
-
- g_object_connect_property (object, spec,
- G_CALLBACK (pointer_changed),
- prop_edit, G_OBJECT (prop_edit));
- }
- else if (type == G_TYPE_PARAM_OBJECT)
- {
- GtkWidget *label, *button;
-
- prop_edit = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 5);
-
- label = gtk_label_new ("");
- button = gtk_button_new_with_label ("Properties");
- g_object_set_data (G_OBJECT (button), "property-name", (gpointer) spec->name);
- g_signal_connect (button, "clicked",
- G_CALLBACK (object_properties),
- object);
-
- gtk_container_add (GTK_CONTAINER (prop_edit), label);
- gtk_container_add (GTK_CONTAINER (prop_edit), button);
-
- g_object_connect_property (object, spec,
- G_CALLBACK (object_changed),
- prop_edit, G_OBJECT (label));
-
- /* The Properties button is not really modifying, anyway */
- can_modify = TRUE;
- }
- else if (type == G_TYPE_PARAM_BOXED &&
- G_PARAM_SPEC_VALUE_TYPE (spec) == GDK_TYPE_RGBA)
- {
- prop_edit = gtk_color_button_new ();
- gtk_color_chooser_set_use_alpha (GTK_COLOR_CHOOSER (prop_edit), TRUE);
-
- g_object_connect_property (object, spec,
- G_CALLBACK (rgba_changed),
- prop_edit, G_OBJECT (prop_edit));
-
- if (can_modify)
- connect_controller (G_OBJECT (prop_edit), "color-set",
- object, spec, G_CALLBACK (rgba_modified));
- }
- else if (type == G_TYPE_PARAM_BOXED &&
- G_PARAM_SPEC_VALUE_TYPE (spec) == GDK_TYPE_COLOR)
- {
- prop_edit = gtk_color_button_new ();
-
- g_object_connect_property (object, spec,
- G_CALLBACK (color_changed),
- prop_edit, G_OBJECT (prop_edit));
-
- if (can_modify)
- connect_controller (G_OBJECT (prop_edit), "color-set",
- object, spec, G_CALLBACK (color_modified));
- }
- else if (type == G_TYPE_PARAM_BOXED &&
- G_PARAM_SPEC_VALUE_TYPE (spec) == PANGO_TYPE_FONT_DESCRIPTION)
- {
- prop_edit = gtk_font_button_new ();
-
- g_object_connect_property (object, spec,
- G_CALLBACK (font_changed),
- prop_edit, G_OBJECT (prop_edit));
-
- if (can_modify)
- connect_controller (G_OBJECT (prop_edit), "notify::font-desc",
- object, spec, G_CALLBACK (font_modified));
- }
- else
- {
- msg = g_strdup_printf ("uneditable property type: %s",
- g_type_name (G_PARAM_SPEC_TYPE (spec)));
- prop_edit = gtk_label_new (msg);
- g_free (msg);
- gtk_widget_set_halign (prop_edit, GTK_ALIGN_START);
- gtk_widget_set_valign (prop_edit, GTK_ALIGN_CENTER);
- }
-
- if (!can_modify)
- gtk_widget_set_sensitive (prop_edit, FALSE);
-
- if (g_param_spec_get_blurb (spec))
- gtk_widget_set_tooltip_text (prop_edit, g_param_spec_get_blurb (spec));
-
- return prop_edit;
-}
-
-static GtkWidget *
-properties_from_type (GObject *object,
- GType type)
-{
- GtkWidget *prop_edit;
- GtkWidget *label;
- GtkWidget *sw;
- GtkWidget *vbox;
- GtkWidget *grid;
- GParamSpec **specs;
- guint n_specs;
- int i;
-
- if (G_TYPE_IS_INTERFACE (type))
- {
- gpointer vtable = g_type_default_interface_peek (type);
- specs = g_object_interface_list_properties (vtable, &n_specs);
- }
- else
- {
- GObjectClass *class = G_OBJECT_CLASS (g_type_class_peek (type));
- specs = g_object_class_list_properties (class, &n_specs);
- }
-
- if (n_specs == 0) {
- g_free (specs);
- return NULL;
- }
-
- grid = gtk_grid_new ();
- gtk_grid_set_column_spacing (GTK_GRID (grid), 10);
- gtk_grid_set_row_spacing (GTK_GRID (grid), 3);
-
- i = 0;
- while (i < n_specs)
- {
- GParamSpec *spec = specs[i];
- gboolean can_modify;
-
- prop_edit = NULL;
-
- can_modify = ((spec->flags & G_PARAM_WRITABLE) != 0 &&
- (spec->flags & G_PARAM_CONSTRUCT_ONLY) == 0);
-
- if ((spec->flags & G_PARAM_READABLE) == 0)
- {
- /* can't display unreadable properties */
- ++i;
- continue;
- }
-
- if (spec->owner_type != type)
- {
- /* we're only interested in params of type */
- ++i;
- continue;
- }
-
- label = gtk_label_new (g_param_spec_get_nick (spec));
- gtk_widget_set_halign (label, GTK_ALIGN_START);
- gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
- gtk_grid_attach (GTK_GRID (grid), label, 0, i, 1, 1);
-
- prop_edit = property_widget (object, spec, can_modify);
- gtk_grid_attach (GTK_GRID (grid), prop_edit, 1, i, 1, 1);
-
- /* set initial value */
- g_object_notify (object, spec->name);
-
- ++i;
- }
-
-
- vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
- gtk_box_pack_start (GTK_BOX (vbox), grid, FALSE, FALSE, 0);
-
- sw = gtk_scrolled_window_new (NULL, NULL);
- gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
- GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
-
- gtk_container_add (GTK_CONTAINER (sw), vbox);
-
- g_free (specs);
-
- return sw;
-}
-
-static GtkWidget *
-child_properties_from_object (GObject *object)
-{
- GtkWidget *prop_edit;
- GtkWidget *label;
- GtkWidget *sw;
- GtkWidget *vbox;
- GtkWidget *grid;
- GtkWidget *parent;
- GParamSpec **specs;
- guint n_specs;
- gint i;
-
- if (!GTK_IS_WIDGET (object))
- return NULL;
-
- parent = gtk_widget_get_parent (GTK_WIDGET (object));
-
- if (!parent)
- return NULL;
-
- specs = gtk_container_class_list_child_properties (G_OBJECT_GET_CLASS (parent), &n_specs);
-
- grid = gtk_grid_new ();
- gtk_grid_set_column_spacing (GTK_GRID (grid), 10);
- gtk_grid_set_row_spacing (GTK_GRID (grid), 3);
-
- i = 0;
- while (i < n_specs)
- {
- GParamSpec *spec = specs[i];
- gboolean can_modify;
-
- prop_edit = NULL;
-
- can_modify = ((spec->flags & G_PARAM_WRITABLE) != 0 &&
- (spec->flags & G_PARAM_CONSTRUCT_ONLY) == 0);
-
- if ((spec->flags & G_PARAM_READABLE) == 0)
- {
- /* can't display unreadable properties */
- ++i;
- continue;
- }
-
- label = gtk_label_new (g_param_spec_get_nick (spec));
- gtk_widget_set_halign (label, GTK_ALIGN_START);
- gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
- gtk_grid_attach (GTK_GRID (grid), label, 0, i, 1, 1);
-
- mark_child_property (spec);
- prop_edit = property_widget (object, spec, can_modify);
- gtk_grid_attach (GTK_GRID (grid), prop_edit, 1, i, 1, 1);
-
- /* set initial value */
- gtk_widget_child_notify (GTK_WIDGET (object), spec->name);
-
- ++i;
- }
-
- vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
- gtk_box_pack_start (GTK_BOX (vbox), grid, FALSE, FALSE, 0);
-
- sw = gtk_scrolled_window_new (NULL, NULL);
- gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
- GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
-
- gtk_container_add (GTK_CONTAINER (sw), vbox);
-
- g_free (specs);
-
- return sw;
-}
-
-static void
-child_properties (GtkWidget *button,
- GObject *object)
-{
- create_prop_editor (object, 0);
-}
-
-static GtkWidget *
-children_from_object (GObject *object)
-{
- GList *children, *c;
- GtkWidget *grid, *label, *prop_edit, *button, *vbox, *sw;
- gchar *str;
- gint i;
-
- if (!GTK_IS_CONTAINER (object))
- return NULL;
-
- children = gtk_container_get_children (GTK_CONTAINER (object));
-
- grid = gtk_grid_new ();
- gtk_grid_set_column_spacing (GTK_GRID (grid), 10);
- gtk_grid_set_row_spacing (GTK_GRID (grid), 3);
-
- for (c = children, i = 0; c; c = c->next, i++)
- {
- object = c->data;
-
- label = gtk_label_new ("Child");
- gtk_widget_set_halign (label, GTK_ALIGN_START);
- gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
- gtk_grid_attach (GTK_GRID (grid), label, 0, i, 1, 1);
-
- prop_edit = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 5);
-
- str = object_label (object, NULL);
- label = gtk_label_new (str);
- g_free (str);
- button = gtk_button_new_with_label ("Properties");
- g_signal_connect (button, "clicked",
- G_CALLBACK (child_properties),
- object);
-
- gtk_container_add (GTK_CONTAINER (prop_edit), label);
- gtk_container_add (GTK_CONTAINER (prop_edit), button);
-
- gtk_grid_attach (GTK_GRID (grid), prop_edit, 1, i, 1, 1);
- }
-
- vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
- gtk_box_pack_start (GTK_BOX (vbox), grid, FALSE, FALSE, 0);
-
- sw = gtk_scrolled_window_new (NULL, NULL);
- gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
- GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
-
- gtk_container_add (GTK_CONTAINER (sw), vbox);
-
- g_list_free (children);
-
- return sw;
-}
-
-static GtkWidget *
-cells_from_object (GObject *object)
-{
- GList *cells, *c;
- GtkWidget *grid, *label, *prop_edit, *button, *vbox, *sw;
- gchar *str;
- gint i;
-
- if (!GTK_IS_CELL_LAYOUT (object))
- return NULL;
-
- cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (object));
-
- grid = gtk_grid_new ();
- gtk_grid_set_column_spacing (GTK_GRID (grid), 10);
- gtk_grid_set_row_spacing (GTK_GRID (grid), 3);
-
- for (c = cells, i = 0; c; c = c->next, i++)
- {
- object = c->data;
-
- label = gtk_label_new ("Cell");
- gtk_widget_set_halign (label, GTK_ALIGN_START);
- gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
- gtk_grid_attach (GTK_GRID (grid), label, 0, i, 1, 1);
-
- prop_edit = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 5);
-
- str = object_label (object, NULL);
- label = gtk_label_new (str);
- g_free (str);
- button = gtk_button_new_with_label ("Properties");
- g_signal_connect (button, "clicked",
- G_CALLBACK (child_properties),
- object);
-
- gtk_container_add (GTK_CONTAINER (prop_edit), label);
- gtk_container_add (GTK_CONTAINER (prop_edit), button);
-
- gtk_grid_attach (GTK_GRID (grid), prop_edit, 1, i, 1, 1);
- }
-
- vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
- gtk_box_pack_start (GTK_BOX (vbox), grid, FALSE, FALSE, 0);
-
- sw = gtk_scrolled_window_new (NULL, NULL);
- gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
- GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
-
- gtk_container_add (GTK_CONTAINER (sw), vbox);
-
- g_list_free (cells);
-
- return sw;
-}
-
-static void
-open_parent_widget (GtkWidget *button,
- GObject *object)
-{
- GtkWidget *parent;
-
- parent = gtk_widget_get_parent (GTK_WIDGET (object));
- if (parent != NULL)
- create_prop_editor (G_OBJECT (parent), 0);
-}
-
-
-/* Pass zero for type if you want all properties */
-GtkWidget*
-create_prop_editor (GObject *object,
- GType type)
-{
- GtkWidget *win, *parent;
- GtkWidget *notebook;
- GtkWidget *properties;
- GtkWidget *label;
- GtkWidget *button;
- GtkWidget *vbox;
- gchar *title;
- GType *ifaces;
- guint n_ifaces;
-
- if ((win = g_object_get_data (G_OBJECT (object), "prop-editor-win")))
- {
- gtk_window_present (GTK_WINDOW (win));
- return win;
- }
-
- win = gtk_window_new (GTK_WINDOW_TOPLEVEL);
- if (GTK_IS_WIDGET (object))
- gtk_window_set_screen (GTK_WINDOW (win),
- gtk_widget_get_screen (GTK_WIDGET (object)));
-
- /* hold a weak ref to the object we're editing */
- g_object_set_data_full (G_OBJECT (object), "prop-editor-win", win, model_destroy);
- g_object_set_data_full (G_OBJECT (win), "model-object", object, window_destroy);
-
- vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
- gtk_container_add (GTK_CONTAINER (win), vbox);
-
- if (type == 0)
- {
- notebook = gtk_notebook_new ();
- gtk_notebook_set_tab_pos (GTK_NOTEBOOK (notebook), GTK_POS_LEFT);
-
- gtk_box_pack_start (GTK_BOX (vbox), notebook, TRUE, TRUE, 0);
-
- type = G_TYPE_FROM_INSTANCE (object);
-
- title = g_strdup_printf ("Properties of %s widget", g_type_name (type));
- gtk_window_set_title (GTK_WINDOW (win), title);
- g_free (title);
-
- while (type)
- {
- properties = properties_from_type (object, type);
- if (properties)
- {
- label = gtk_label_new (g_type_name (type));
- gtk_notebook_append_page (GTK_NOTEBOOK (notebook),
- properties, label);
- }
-
- type = g_type_parent (type);
- }
-
- ifaces = g_type_interfaces (G_TYPE_FROM_INSTANCE (object), &n_ifaces);
- while (n_ifaces--)
- {
- properties = properties_from_type (object, ifaces[n_ifaces]);
- if (properties)
- {
- label = gtk_label_new (g_type_name (ifaces[n_ifaces]));
- gtk_notebook_append_page (GTK_NOTEBOOK (notebook),
- properties, label);
- }
- }
-
- g_free (ifaces);
-
- properties = child_properties_from_object (object);
- if (properties)
- {
- label = gtk_label_new ("Child properties");
- gtk_notebook_append_page (GTK_NOTEBOOK (notebook),
- properties, label);
- }
-
- properties = children_from_object (object);
- if (properties)
- {
- label = gtk_label_new ("Children");
- gtk_notebook_append_page (GTK_NOTEBOOK (notebook),
- properties, label);
- }
-
- properties = cells_from_object (object);
- if (properties)
- {
- label = gtk_label_new ("Cell renderers");
- gtk_notebook_append_page (GTK_NOTEBOOK (notebook),
- properties, label);
- }
-
- if (GTK_IS_WIDGET (object))
- {
- parent = gtk_widget_get_parent (GTK_WIDGET (object));
- if (parent != NULL)
- {
- button = gtk_button_new_with_label ("Parent widget");
- gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
- g_signal_connect (button, "clicked",
- G_CALLBACK (open_parent_widget),
- object);
- }
- }
- }
- else
- {
- properties = properties_from_type (object, type);
- gtk_box_pack_start (GTK_BOX (vbox), properties, TRUE, TRUE, 0);
- title = g_strdup_printf ("Properties of %s", g_type_name (type));
- gtk_window_set_title (GTK_WINDOW (win), title);
- g_free (title);
- }
-
- gtk_window_set_default_size (GTK_WINDOW (win), -1, 400);
-
- gtk_widget_show_all (win);
-
- return win;
-}
-
projects / gtk4.git / commitdiff