forked from AuroraMiddleware/gtk
566 lines
18 KiB
C
566 lines
18 KiB
C
/*
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* Copyright (c) 2008-2009 Christian Hammond
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* Copyright (c) 2008-2009 David Trowbridge
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "config.h"
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#include <glib/gi18n-lib.h>
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#include "prop-list.h"
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#include "prop-editor.h"
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#include "object-tree.h"
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#include "gtkcelllayout.h"
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#include "gtktreeview.h"
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#include "gtktreeselection.h"
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#include "gtkpopover.h"
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#include "gtksearchentry.h"
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#include "gtklabel.h"
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#include "gtkstack.h"
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enum
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{
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COLUMN_NAME,
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COLUMN_VALUE,
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COLUMN_DEFINED_AT,
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COLUMN_TOOLTIP,
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COLUMN_WRITABLE,
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COLUMN_ATTRIBUTE
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};
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enum
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{
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PROP_0,
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PROP_OBJECT_TREE,
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PROP_CHILD_PROPERTIES
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};
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struct _GtkInspectorPropListPrivate
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{
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GObject *object;
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GtkListStore *model;
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GHashTable *prop_iters;
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gulong notify_handler_id;
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GtkInspectorObjectTree *object_tree;
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gboolean child_properties;
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GtkTreeViewColumn *name_column;
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GtkTreeViewColumn *attribute_column;
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GtkWidget *tree;
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GtkWidget *search_entry;
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GtkWidget *search_stack;
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GtkWidget *object_title;
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};
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G_DEFINE_TYPE_WITH_PRIVATE (GtkInspectorPropList, gtk_inspector_prop_list, GTK_TYPE_BOX)
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static void
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search_close_clicked (GtkWidget *button,
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GtkInspectorPropList *pl)
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{
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gtk_entry_set_text (GTK_ENTRY (pl->priv->search_entry), "");
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gtk_stack_set_visible_child_name (GTK_STACK (pl->priv->search_stack), "title");
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}
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static gboolean
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is_keynav_event (GdkEvent *event)
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{
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GdkModifierType state = 0;
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guint keyval;
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if (!gdk_event_get_keyval (event, &keyval))
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return FALSE;
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gdk_event_get_state (event, &state);
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if (keyval == GDK_KEY_Tab || keyval == GDK_KEY_KP_Tab ||
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keyval == GDK_KEY_Up || keyval == GDK_KEY_KP_Up ||
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keyval == GDK_KEY_Down || keyval == GDK_KEY_KP_Down ||
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keyval == GDK_KEY_Left || keyval == GDK_KEY_KP_Left ||
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keyval == GDK_KEY_Right || keyval == GDK_KEY_KP_Right ||
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keyval == GDK_KEY_Home || keyval == GDK_KEY_KP_Home ||
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keyval == GDK_KEY_End || keyval == GDK_KEY_KP_End ||
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keyval == GDK_KEY_Page_Up || keyval == GDK_KEY_KP_Page_Up ||
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keyval == GDK_KEY_Page_Down || keyval == GDK_KEY_KP_Page_Down ||
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((state & (GDK_CONTROL_MASK | GDK_MOD1_MASK)) != 0))
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return TRUE;
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/* Other navigation events should get automatically
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* ignored as they will not change the content of the entry
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*/
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return FALSE;
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}
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static void
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preedit_changed_cb (GtkEntry *entry,
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GtkWidget *popup,
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gboolean *preedit_changed)
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{
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*preedit_changed = TRUE;
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}
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static gboolean
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key_press_event (GtkWidget *window,
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GdkEvent *event,
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GtkInspectorPropList *pl)
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{
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gboolean handled;
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gboolean preedit_changed;
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guint preedit_change_id;
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gboolean res;
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gchar *old_text, *new_text;
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if (!gtk_widget_get_mapped (GTK_WIDGET (pl)))
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return GDK_EVENT_PROPAGATE;
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if (is_keynav_event (event) ||
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event->key.keyval == GDK_KEY_space ||
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event->key.keyval == GDK_KEY_Menu)
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return GDK_EVENT_PROPAGATE;
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if (event->key.keyval == GDK_KEY_Return ||
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event->key.keyval == GDK_KEY_ISO_Enter ||
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event->key.keyval == GDK_KEY_KP_Enter)
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{
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GtkTreeSelection *selection;
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GtkTreeModel *model;
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GtkTreeIter iter;
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GtkTreePath *path;
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selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (pl->priv->tree));
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if (gtk_tree_selection_get_selected (selection, &model, &iter))
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{
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path = gtk_tree_model_get_path (model, &iter);
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gtk_tree_view_row_activated (GTK_TREE_VIEW (pl->priv->tree),
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path,
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pl->priv->name_column);
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gtk_tree_path_free (path);
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return GDK_EVENT_STOP;
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}
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else
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return GDK_EVENT_PROPAGATE;
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}
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if (event->key.keyval == GDK_KEY_Escape)
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{
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gtk_entry_set_text (GTK_ENTRY (pl->priv->search_entry), "");
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gtk_stack_set_visible_child_name (GTK_STACK (pl->priv->search_stack), "title");
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return GDK_EVENT_STOP;
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}
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if (!gtk_widget_get_realized (pl->priv->search_entry))
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gtk_widget_realize (pl->priv->search_entry);
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handled = FALSE;
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preedit_changed = FALSE;
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preedit_change_id = g_signal_connect (pl->priv->search_entry, "preedit-changed",
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G_CALLBACK (preedit_changed_cb), &preedit_changed);
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old_text = g_strdup (gtk_entry_get_text (GTK_ENTRY (pl->priv->search_entry)));
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res = gtk_widget_event (pl->priv->search_entry, event);
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new_text = g_strdup (gtk_entry_get_text (GTK_ENTRY (pl->priv->search_entry)));
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g_signal_handler_disconnect (pl->priv->search_entry, preedit_change_id);
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if ((res && g_strcmp0 (new_text, old_text) != 0) || preedit_changed)
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{
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gtk_stack_set_visible_child_name (GTK_STACK (pl->priv->search_stack), "search");
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handled = TRUE;
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}
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g_free (old_text);
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g_free (new_text);
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return handled ? GDK_EVENT_STOP : GDK_EVENT_PROPAGATE;
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}
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static void
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hierarchy_changed (GtkWidget *widget,
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GtkWidget *previous_toplevel)
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{
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if (previous_toplevel)
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g_signal_handlers_disconnect_by_func (previous_toplevel, key_press_event, widget);
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g_signal_connect (gtk_widget_get_toplevel (widget), "key-press-event",
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G_CALLBACK (key_press_event), widget);
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}
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static void
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gtk_inspector_prop_list_init (GtkInspectorPropList *pl)
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{
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pl->priv = gtk_inspector_prop_list_get_instance_private (pl);
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gtk_widget_init_template (GTK_WIDGET (pl));
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gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (pl->priv->model),
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COLUMN_NAME,
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GTK_SORT_ASCENDING);
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gtk_tree_view_set_search_entry (GTK_TREE_VIEW (pl->priv->tree),
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GTK_ENTRY (pl->priv->search_entry));
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pl->priv->prop_iters = g_hash_table_new_full (g_str_hash,
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g_str_equal,
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NULL,
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(GDestroyNotify) gtk_tree_iter_free);
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}
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static void
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get_property (GObject *object,
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guint param_id,
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GValue *value,
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GParamSpec *pspec)
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{
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GtkInspectorPropList *pl = GTK_INSPECTOR_PROP_LIST (object);
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switch (param_id)
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{
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case PROP_OBJECT_TREE:
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g_value_take_object (value, pl->priv->object_tree);
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break;
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case PROP_CHILD_PROPERTIES:
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g_value_set_boolean (value, pl->priv->child_properties);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
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break;
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}
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}
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static void
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set_property (GObject *object,
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guint param_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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GtkInspectorPropList *pl = GTK_INSPECTOR_PROP_LIST (object);
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switch (param_id)
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{
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case PROP_OBJECT_TREE:
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pl->priv->object_tree = g_value_get_object (value);
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break;
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case PROP_CHILD_PROPERTIES:
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pl->priv->child_properties = g_value_get_boolean (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
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break;
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}
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}
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static void
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show_object (GtkInspectorPropEditor *editor,
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GObject *object,
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const gchar *name,
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const gchar *tab,
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GtkInspectorPropList *pl)
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{
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GtkTreeIter iter;
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GtkWidget *popover;
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popover = gtk_widget_get_ancestor (GTK_WIDGET (editor), GTK_TYPE_POPOVER);
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gtk_widget_hide (popover);
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g_object_set_data (G_OBJECT (pl->priv->object_tree), "next-tab", (gpointer)tab);
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if (gtk_inspector_object_tree_find_object (pl->priv->object_tree, object, &iter))
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{
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gtk_inspector_object_tree_select_object (pl->priv->object_tree, object);
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}
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else if (gtk_inspector_object_tree_find_object (pl->priv->object_tree, pl->priv->object, &iter))
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{
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gtk_inspector_object_tree_append_object (pl->priv->object_tree, object, &iter, name);
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gtk_inspector_object_tree_select_object (pl->priv->object_tree, object);
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}
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else
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{
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g_warning ("GtkInspector: couldn't find the widget in the tree");
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}
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}
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static void
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row_activated (GtkTreeView *tv,
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GtkTreePath *path,
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GtkTreeViewColumn *col,
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GtkInspectorPropList *pl)
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{
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GtkTreeIter iter;
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GdkRectangle rect;
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gchar *name;
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GtkWidget *editor;
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GtkWidget *popover;
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gtk_tree_model_get_iter (GTK_TREE_MODEL (pl->priv->model), &iter, path);
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gtk_tree_model_get (GTK_TREE_MODEL (pl->priv->model), &iter, COLUMN_NAME, &name, -1);
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gtk_tree_view_get_cell_area (tv, path, col, &rect);
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gtk_tree_view_convert_bin_window_to_widget_coords (tv, rect.x, rect.y, &rect.x, &rect.y);
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popover = gtk_popover_new (GTK_WIDGET (tv));
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gtk_popover_set_pointing_to (GTK_POPOVER (popover), &rect);
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editor = gtk_inspector_prop_editor_new (pl->priv->object, name, pl->priv->child_properties);
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gtk_widget_show (editor);
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gtk_container_add (GTK_CONTAINER (popover), editor);
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if (gtk_inspector_prop_editor_should_expand (GTK_INSPECTOR_PROP_EDITOR (editor)))
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gtk_widget_set_vexpand (popover, TRUE);
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g_signal_connect (editor, "show-object", G_CALLBACK (show_object), pl);
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gtk_widget_show (popover);
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g_signal_connect (popover, "hide", G_CALLBACK (gtk_widget_destroy), NULL);
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g_free (name);
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}
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static void cleanup_object (GtkInspectorPropList *pl);
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static void
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finalize (GObject *object)
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{
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GtkInspectorPropList *pl = GTK_INSPECTOR_PROP_LIST (object);
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cleanup_object (pl);
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g_hash_table_unref (pl->priv->prop_iters);
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G_OBJECT_CLASS (gtk_inspector_prop_list_parent_class)->finalize (object);
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}
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static void
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gtk_inspector_prop_list_class_init (GtkInspectorPropListClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
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object_class->finalize = finalize;
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object_class->get_property = get_property;
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object_class->set_property = set_property;
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g_object_class_install_property (object_class, PROP_OBJECT_TREE,
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g_param_spec_object ("object-tree", "Object Tree", "Object tree",
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GTK_TYPE_WIDGET, G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
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g_object_class_install_property (object_class, PROP_CHILD_PROPERTIES,
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g_param_spec_boolean ("child-properties", "Child properties", "Child properties",
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FALSE, G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
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gtk_widget_class_set_template_from_resource (widget_class, "/org/gtk/libgtk/inspector/prop-list.ui");
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gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorPropList, model);
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gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorPropList, attribute_column);
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gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorPropList, tree);
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gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorPropList, search_entry);
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gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorPropList, search_stack);
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gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorPropList, object_title);
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gtk_widget_class_bind_template_callback (widget_class, row_activated);
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gtk_widget_class_bind_template_callback (widget_class, search_close_clicked);
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gtk_widget_class_bind_template_callback (widget_class, hierarchy_changed);
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}
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static void
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gtk_inspector_prop_list_update_prop (GtkInspectorPropList *pl,
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GtkTreeIter *iter,
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GParamSpec *prop)
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{
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GValue gvalue = {0};
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gchar *value = NULL;
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gchar *attribute = NULL;
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g_value_init (&gvalue, prop->value_type);
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if (pl->priv->child_properties)
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{
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GtkWidget *parent;
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parent = gtk_widget_get_parent (GTK_WIDGET (pl->priv->object));
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gtk_container_child_get_property (GTK_CONTAINER (parent),
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GTK_WIDGET (pl->priv->object),
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prop->name, &gvalue);
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}
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else
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g_object_get_property (pl->priv->object, prop->name, &gvalue);
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if (G_VALUE_HOLDS_ENUM (&gvalue))
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{
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GEnumClass *enum_class = G_PARAM_SPEC_ENUM (prop)->enum_class;
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GEnumValue *enum_value = g_enum_get_value (enum_class, g_value_get_enum (&gvalue));
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value = g_strdup (enum_value->value_name);
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}
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else
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{
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value = g_strdup_value_contents (&gvalue);
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}
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if (GTK_IS_CELL_RENDERER (pl->priv->object))
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{
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gpointer *layout;
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GtkCellArea *area;
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gint column = -1;
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area = NULL;
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layout = g_object_get_data (pl->priv->object, "gtk-inspector-cell-layout");
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if (layout)
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area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (layout));
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if (area)
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column = gtk_cell_area_attribute_get_column (area,
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GTK_CELL_RENDERER (pl->priv->object),
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prop->name);
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if (column != -1)
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attribute = g_strdup_printf ("%d", column);
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}
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gtk_list_store_set (pl->priv->model, iter,
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COLUMN_NAME, prop->name,
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COLUMN_VALUE, value ? value : "",
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COLUMN_DEFINED_AT, g_type_name (prop->owner_type),
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COLUMN_TOOLTIP, g_param_spec_get_blurb (prop),
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COLUMN_WRITABLE, (prop->flags & G_PARAM_WRITABLE) != 0,
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COLUMN_ATTRIBUTE, attribute ? attribute : "",
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-1);
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g_free (value);
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g_free (attribute);
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g_value_unset (&gvalue);
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}
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|
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static void
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gtk_inspector_prop_list_prop_changed_cb (GObject *pspec,
|
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GParamSpec *prop,
|
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GtkInspectorPropList *pl)
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{
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GtkTreeIter *iter;
|
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|
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if (!pl->priv->object)
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return;
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|
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iter = g_hash_table_lookup (pl->priv->prop_iters, prop->name);
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if (iter != NULL)
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gtk_inspector_prop_list_update_prop (pl, iter, prop);
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}
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|
|
static void
|
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cleanup_object (GtkInspectorPropList *pl)
|
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{
|
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if (pl->priv->object &&
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g_signal_handler_is_connected (pl->priv->object, pl->priv->notify_handler_id))
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g_signal_handler_disconnect (pl->priv->object, pl->priv->notify_handler_id);
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|
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pl->priv->object = NULL;
|
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pl->priv->notify_handler_id = 0;
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|
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g_hash_table_remove_all (pl->priv->prop_iters);
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if (pl->priv->model)
|
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gtk_list_store_clear (pl->priv->model);
|
|
}
|
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|
|
gboolean
|
|
gtk_inspector_prop_list_set_object (GtkInspectorPropList *pl,
|
|
GObject *object)
|
|
{
|
|
GtkTreeIter iter;
|
|
GParamSpec **props;
|
|
guint num_properties;
|
|
guint i;
|
|
const gchar *title;
|
|
|
|
if (!object)
|
|
return FALSE;
|
|
|
|
if (pl->priv->object == object)
|
|
return TRUE;
|
|
|
|
cleanup_object (pl);
|
|
|
|
if (!object)
|
|
{
|
|
gtk_widget_hide (GTK_WIDGET (pl));
|
|
return TRUE;
|
|
}
|
|
|
|
title = (const gchar *)g_object_get_data (object, "gtk-inspector-object-title");
|
|
gtk_label_set_label (GTK_LABEL (pl->priv->object_title), title);
|
|
|
|
gtk_entry_set_text (GTK_ENTRY (pl->priv->search_entry), "");
|
|
gtk_stack_set_visible_child_name (GTK_STACK (pl->priv->search_stack), "title");
|
|
|
|
if (pl->priv->child_properties)
|
|
{
|
|
GtkWidget *parent;
|
|
|
|
if (!GTK_IS_WIDGET (object))
|
|
{
|
|
gtk_widget_hide (GTK_WIDGET (pl));
|
|
return TRUE;
|
|
}
|
|
|
|
parent = gtk_widget_get_parent (GTK_WIDGET (object));
|
|
if (!parent)
|
|
{
|
|
gtk_widget_hide (GTK_WIDGET (pl));
|
|
return TRUE;
|
|
}
|
|
|
|
gtk_tree_view_column_set_visible (pl->priv->attribute_column, FALSE);
|
|
|
|
props = gtk_container_class_list_child_properties (G_OBJECT_GET_CLASS (parent), &num_properties);
|
|
}
|
|
else
|
|
{
|
|
gtk_tree_view_column_set_visible (pl->priv->attribute_column, GTK_IS_CELL_RENDERER (object));
|
|
|
|
props = g_object_class_list_properties (G_OBJECT_GET_CLASS (object), &num_properties);
|
|
}
|
|
|
|
pl->priv->object = object;
|
|
|
|
for (i = 0; i < num_properties; i++)
|
|
{
|
|
GParamSpec *prop = props[i];
|
|
|
|
if (! (prop->flags & G_PARAM_READABLE))
|
|
continue;
|
|
|
|
gtk_list_store_append (pl->priv->model, &iter);
|
|
gtk_inspector_prop_list_update_prop (pl, &iter, prop);
|
|
|
|
g_hash_table_insert (pl->priv->prop_iters, (gpointer) prop->name, gtk_tree_iter_copy (&iter));
|
|
}
|
|
|
|
g_free (props);
|
|
|
|
if (GTK_IS_WIDGET (object))
|
|
g_signal_connect_object (object, "destroy", G_CALLBACK (cleanup_object), pl, G_CONNECT_SWAPPED);
|
|
|
|
/* Listen for updates */
|
|
pl->priv->notify_handler_id =
|
|
g_signal_connect_object (object,
|
|
pl->priv->child_properties ? "child-notify" : "notify",
|
|
G_CALLBACK (gtk_inspector_prop_list_prop_changed_cb),
|
|
pl, 0);
|
|
|
|
gtk_widget_show (GTK_WIDGET (pl));
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
// vim: set et sw=2 ts=2:
|