WIP: before learning GtkCellEditable (cleaning)
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/* GTK - The GIMP Toolkit
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* Copyright (C) 2019 Red Hat, Inc.
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*
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* Authors:
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* - Matthias Clasen <mclasen@redhat.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include "demotaggedentry.h"
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#include <gtk/gtk.h>
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struct _DemoTaggedEntry
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{
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GtkWidget parent_instance;
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GtkWidget *text;
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};
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struct _DemoTaggedEntryClass
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{
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GtkWidgetClass parent_class;
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};
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static void demo_tagged_entry_editable_init (GtkEditableInterface *iface);
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G_DEFINE_TYPE_WITH_CODE (DemoTaggedEntry, demo_tagged_entry, GTK_TYPE_WIDGET,
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G_IMPLEMENT_INTERFACE (GTK_TYPE_EDITABLE, demo_tagged_entry_editable_init))
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static void
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demo_tagged_entry_init (DemoTaggedEntry *entry)
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{
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GtkCssProvider *provider;
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entry->text = gtk_text_new ();
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gtk_widget_set_hexpand (entry->text, TRUE);
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gtk_widget_set_vexpand (entry->text, TRUE);
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gtk_widget_set_parent (entry->text, GTK_WIDGET (entry));
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gtk_editable_init_delegate (GTK_EDITABLE (entry));
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gtk_editable_set_width_chars (GTK_EDITABLE (entry->text), 6);
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gtk_editable_set_max_width_chars (GTK_EDITABLE (entry->text), 6);
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gtk_widget_add_css_class (GTK_WIDGET (entry), "tagged");
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provider = gtk_css_provider_new ();
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gtk_css_provider_load_from_resource (provider, "/tagged_entry/tagstyle.css");
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gtk_style_context_add_provider_for_display (gdk_display_get_default (),
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GTK_STYLE_PROVIDER (provider),
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800);
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g_object_unref (provider);
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}
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static void
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demo_tagged_entry_dispose (GObject *object)
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{
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DemoTaggedEntry *entry = DEMO_TAGGED_ENTRY (object);
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GtkWidget *child;
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if (entry->text)
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gtk_editable_finish_delegate (GTK_EDITABLE (entry));
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while ((child = gtk_widget_get_first_child (GTK_WIDGET (entry))))
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gtk_widget_unparent (child);
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entry->text = NULL;
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G_OBJECT_CLASS (demo_tagged_entry_parent_class)->dispose (object);
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}
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static void
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demo_tagged_entry_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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if (gtk_editable_delegate_set_property (object, prop_id, value, pspec))
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return;
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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}
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static void
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demo_tagged_entry_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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if (gtk_editable_delegate_get_property (object, prop_id, value, pspec))
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return;
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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}
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static gboolean
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demo_tagged_entry_grab_focus (GtkWidget *widget)
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{
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DemoTaggedEntry *entry = DEMO_TAGGED_ENTRY (widget);
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return gtk_widget_grab_focus (entry->text);
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}
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static void
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demo_tagged_entry_class_init (DemoTaggedEntryClass *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->dispose = demo_tagged_entry_dispose;
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object_class->get_property = demo_tagged_entry_get_property;
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object_class->set_property = demo_tagged_entry_set_property;
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widget_class->grab_focus = demo_tagged_entry_grab_focus;
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gtk_editable_install_properties (object_class, 1);
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gtk_widget_class_set_layout_manager_type (widget_class, GTK_TYPE_BOX_LAYOUT);
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gtk_widget_class_set_css_name (widget_class, "entry");
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gtk_widget_class_set_accessible_role (widget_class, GTK_ACCESSIBLE_ROLE_TEXT_BOX);
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}
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static GtkEditable *
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demo_tagged_entry_get_delegate (GtkEditable *editable)
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{
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return GTK_EDITABLE (DEMO_TAGGED_ENTRY (editable)->text);
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}
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static void
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demo_tagged_entry_editable_init (GtkEditableInterface *iface)
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{
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iface->get_delegate = demo_tagged_entry_get_delegate;
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}
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GtkWidget *
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demo_tagged_entry_new (void)
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{
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return GTK_WIDGET (g_object_new (DEMO_TYPE_TAGGED_ENTRY, NULL));
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}
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void
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demo_tagged_entry_add_tag (DemoTaggedEntry *entry,
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GtkWidget *tag)
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{
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g_return_if_fail (DEMO_IS_TAGGED_ENTRY (entry));
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gtk_widget_set_parent (tag, GTK_WIDGET (entry));
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}
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void
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demo_tagged_entry_insert_tag_after (DemoTaggedEntry *entry,
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GtkWidget *tag,
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GtkWidget *sibling)
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{
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g_return_if_fail (DEMO_IS_TAGGED_ENTRY (entry));
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gtk_widget_insert_after (tag, GTK_WIDGET (entry), sibling);
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}
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void
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demo_tagged_entry_remove_tag (DemoTaggedEntry *entry,
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GtkWidget *tag)
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{
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g_return_if_fail (DEMO_IS_TAGGED_ENTRY (entry));
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gtk_widget_unparent (tag);
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}
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struct _DemoTaggedEntryTag
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{
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GtkWidget parent;
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GtkWidget *box;
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GtkWidget *label;
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GtkWidget *button;
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gboolean has_close_button;
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char *style;
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};
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struct _DemoTaggedEntryTagClass
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{
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GtkWidgetClass parent_class;
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};
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enum {
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PROP_0,
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PROP_LABEL,
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PROP_HAS_CLOSE_BUTTON,
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};
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enum {
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SIGNAL_CLICKED,
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SIGNAL_BUTTON_CLICKED,
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LAST_SIGNAL
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};
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static guint signals[LAST_SIGNAL] = { 0, };
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G_DEFINE_TYPE (DemoTaggedEntryTag, demo_tagged_entry_tag, GTK_TYPE_WIDGET)
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static void
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on_released (GtkGestureClick *gesture,
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int n_press,
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double x,
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double y,
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DemoTaggedEntryTag *tag)
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{
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g_signal_emit (tag, signals[SIGNAL_CLICKED], 0);
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}
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static void
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demo_tagged_entry_tag_init (DemoTaggedEntryTag *tag)
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{
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GtkGesture *gesture;
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tag->box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
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gtk_widget_set_parent (tag->box, GTK_WIDGET (tag));
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tag->label = gtk_label_new ("");
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gtk_box_append (GTK_BOX (tag->box), tag->label);
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gesture = gtk_gesture_click_new ();
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g_signal_connect (gesture, "released", G_CALLBACK (on_released), tag);
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gtk_widget_add_controller (GTK_WIDGET (tag), GTK_EVENT_CONTROLLER (gesture));
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}
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static void
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demo_tagged_entry_tag_dispose (GObject *object)
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{
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DemoTaggedEntryTag *tag = DEMO_TAGGED_ENTRY_TAG (object);
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g_clear_pointer (&tag->box, gtk_widget_unparent);
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G_OBJECT_CLASS (demo_tagged_entry_tag_parent_class)->dispose (object);
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}
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static void
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demo_tagged_entry_tag_finalize (GObject *object)
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{
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DemoTaggedEntryTag *tag = DEMO_TAGGED_ENTRY_TAG (object);
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g_clear_pointer (&tag->box, gtk_widget_unparent);
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g_clear_pointer (&tag->style, g_free);
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G_OBJECT_CLASS (demo_tagged_entry_tag_parent_class)->finalize (object);
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}
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static void
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demo_tagged_entry_tag_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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DemoTaggedEntryTag *tag = DEMO_TAGGED_ENTRY_TAG (object);
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switch (prop_id)
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{
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case PROP_LABEL:
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demo_tagged_entry_tag_set_label (tag, g_value_get_string (value));
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break;
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case PROP_HAS_CLOSE_BUTTON:
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demo_tagged_entry_tag_set_has_close_button (tag, 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, prop_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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demo_tagged_entry_tag_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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DemoTaggedEntryTag *tag = DEMO_TAGGED_ENTRY_TAG (object);
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switch (prop_id)
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{
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case PROP_LABEL:
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g_value_set_string (value, demo_tagged_entry_tag_get_label (tag));
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break;
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case PROP_HAS_CLOSE_BUTTON:
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g_value_set_boolean (value, demo_tagged_entry_tag_get_has_close_button (tag));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_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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demo_tagged_entry_tag_measure (GtkWidget *widget,
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GtkOrientation orientation,
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int for_size,
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int *minimum,
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int *natural,
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int *minimum_baseline,
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int *natural_baseline)
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{
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DemoTaggedEntryTag *tag = DEMO_TAGGED_ENTRY_TAG (widget);
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gtk_widget_measure (tag->box, orientation, for_size,
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minimum, natural,
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minimum_baseline, natural_baseline);
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}
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static void
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demo_tagged_entry_tag_size_allocate (GtkWidget *widget,
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int width,
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int height,
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int baseline)
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{
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DemoTaggedEntryTag *tag = DEMO_TAGGED_ENTRY_TAG (widget);
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gtk_widget_size_allocate (tag->box,
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&(GtkAllocation) { 0, 0, width, height },
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baseline);
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}
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static void
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demo_tagged_entry_tag_class_init (DemoTaggedEntryTagClass *class)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (class);
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GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
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object_class->dispose = demo_tagged_entry_tag_dispose;
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object_class->finalize = demo_tagged_entry_tag_finalize;
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object_class->set_property = demo_tagged_entry_tag_set_property;
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object_class->get_property = demo_tagged_entry_tag_get_property;
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widget_class->measure = demo_tagged_entry_tag_measure;
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widget_class->size_allocate = demo_tagged_entry_tag_size_allocate;
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signals[SIGNAL_CLICKED] =
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g_signal_new ("clicked",
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DEMO_TYPE_TAGGED_ENTRY_TAG,
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G_SIGNAL_RUN_FIRST,
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0, NULL, NULL, NULL,
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G_TYPE_NONE, 0);
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signals[SIGNAL_BUTTON_CLICKED] =
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g_signal_new ("button-clicked",
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DEMO_TYPE_TAGGED_ENTRY_TAG,
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G_SIGNAL_RUN_FIRST,
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0, NULL, NULL, NULL,
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G_TYPE_NONE, 0);
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g_object_class_install_property (object_class, PROP_LABEL,
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g_param_spec_string ("label", "Label", "Label",
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NULL, G_PARAM_READWRITE));
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g_object_class_install_property (object_class, PROP_HAS_CLOSE_BUTTON,
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g_param_spec_boolean ("has-close-button", "Has close button", "Whether this tag has a close button",
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FALSE, G_PARAM_READWRITE|G_PARAM_EXPLICIT_NOTIFY));
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gtk_widget_class_set_css_name (widget_class, "tag");
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}
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DemoTaggedEntryTag *
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demo_tagged_entry_tag_new (const char *label)
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{
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return DEMO_TAGGED_ENTRY_TAG (g_object_new (DEMO_TYPE_TAGGED_ENTRY_TAG,
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"label", label,
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NULL));
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}
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const char *
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demo_tagged_entry_tag_get_label (DemoTaggedEntryTag *tag)
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{
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g_return_val_if_fail (DEMO_IS_TAGGED_ENTRY_TAG (tag), NULL);
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return gtk_label_get_label (GTK_LABEL (tag->label));
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}
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void
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demo_tagged_entry_tag_set_label (DemoTaggedEntryTag *tag,
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const char *label)
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{
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g_return_if_fail (DEMO_IS_TAGGED_ENTRY_TAG (tag));
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gtk_label_set_label (GTK_LABEL (tag->label), label);
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}
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static void
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on_button_clicked (GtkButton *button,
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DemoTaggedEntryTag *tag)
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{
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g_signal_emit (tag, signals[SIGNAL_BUTTON_CLICKED], 0);
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}
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void
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demo_tagged_entry_tag_set_has_close_button (DemoTaggedEntryTag *tag,
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gboolean has_close_button)
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{
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g_return_if_fail (DEMO_IS_TAGGED_ENTRY_TAG (tag));
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if ((tag->button != NULL) == has_close_button)
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return;
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if (!has_close_button && tag->button)
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{
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gtk_box_remove (GTK_BOX (tag->box), tag->button);
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tag->button = NULL;
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}
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else if (has_close_button && tag->button == NULL)
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{
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GtkWidget *image;
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image = gtk_image_new_from_icon_name ("window-close-symbolic");
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tag->button = gtk_button_new ();
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gtk_button_set_child (GTK_BUTTON (tag->button), image);
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gtk_widget_set_halign (tag->button, GTK_ALIGN_CENTER);
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gtk_widget_set_valign (tag->button, GTK_ALIGN_CENTER);
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gtk_button_set_has_frame (GTK_BUTTON (tag->button), FALSE);
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gtk_box_append (GTK_BOX (tag->box), tag->button);
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g_signal_connect (tag->button, "clicked", G_CALLBACK (on_button_clicked), tag);
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}
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g_object_notify (G_OBJECT (tag), "has-close-button");
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}
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gboolean
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demo_tagged_entry_tag_get_has_close_button (DemoTaggedEntryTag *tag)
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{
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g_return_val_if_fail (DEMO_IS_TAGGED_ENTRY_TAG (tag), FALSE);
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return tag->button != NULL;
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}
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@ -1,46 +1,51 @@
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/************************************************** R E M E M B E R ! *****************************************************/
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/*************************************************** R E M E M B E R ! *******************************************************/
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/* */
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/* jean@Project:~/Gem-Graph/gem-graph-client/tree (learning)/The_Gnome_way/gtk$ guix shell -m manifest.scm --check */
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/* guix shell: vérification des variables d'environnement visibles depuis le shell « /gnu/store/ --- (a commit) --- /bin/bash »… */
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/* guix shell: Tout va bien ! Le shell a les bonnes variables d'environnement. */
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/* jean@Project:~/Gem-Graph/gem-graph-client/tree (learning)/The_Gnome_way/gtk [env] $ cd builddir/ */
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/* jean@Project:~/Gem-Graph/gem-graph-client/tree (learning)/The_Gnome_way/gtk/builddir [env] $ */
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/* jean@Project:~/Gem-Graph/gem-graph-client/tree...way/gtk/builddir [env] $ clear && meson compile && demos/gtk-demo/gtk4-demo */
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/* */
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/* -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- A Session -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- */
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/* -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- A Session -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- */
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/* */
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/* jean@Project:~/Gem-Graph/gem-graph-client/tree (learning)/The_Gnome_way/gtk/builddir [env] $ ctrl D (avant de fermer builder) */
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/* */
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/*************************************************************************************************************************************/
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/****************************************************************************************************************************************/
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// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - //
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/************************************************** <> *****************************************************/
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/************************************************** W I D G E T S ********************************************************/
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/* _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ */
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/* _ _ _ _ _ _ _ _ _ _ _ _ _ E D I T A B L E _ _ _ _ _ _ _ _ _ _ _ _ _ _ */
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/* */
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/* https://developer-old.gnome.org/gtk4/stable/ch03s02.html Which widget should I use ?... */
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/* https://developer-old.gnome.org/gtk4/stable/GtkCellEditable.html#GtkCellEditable-struct */
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/* */
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/* _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ */
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/* _ _ _ _ _ _ _ _ _ _ _ _ _ _ T R E E _ _ _ _ _ _ _ _ _ _ _ _ _ _ */
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/* */
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/* https://developer-old.gnome.org/gtk4/stable/GtkTreeView.html */
|
||||
/* GtkTreeViewColumn, GtkTreeSelection, GtkTreeModel, GtkTreeView drag-and-drop, GtkTreeSortable, GtkTreeModelSort, GtkListStore, */
|
||||
/* GtkTreeStore, GtkCellRenderer, GtkCellEditable, GtkCellRendererPixbuf, GtkCellRendererText, GtkCellRendererToggle */
|
||||
/* */
|
||||
/* https://developer-old.gnome.org/gtk4/stable/GtkTreeView.html#gtk-tree-view-get-path-at-pos */
|
||||
/* Finds the path at the point (x , y ), relative to bin_window coordinates. */
|
||||
/* Widget-relative coordinates must be converted using gtk_tree_view_convert_widget_to_bin_window_coords(). */
|
||||
/* */
|
||||
/* https://developer-old.gnome.org/gtk4/stable/GtkTreeSelection.html#GtkTreeSelection-struct */
|
||||
/* https://developer-old.gnome.org/gtk4/stable/GtkTreeView.html#gtk-tree-view-get-path-at-pos << get-path-at-pos */
|
||||
/* Finds the path at the point (x , y ), relative to bin_window coordinates. Use gtk_tree_view_convert_widget_to_bin_window_coords(). */
|
||||
/* https://www.gnu.org/software/guile-gnome/docs/gtk/html/GtkCellRenderer.html */
|
||||
/* GtkTreeSelection, GtkTreeView drag-and-drop, GtkTreeSortable, GtkTreeModelSort, GtkCellEditable, GtkCellRendererText,... */
|
||||
/* gtk_tree_view_get_search_entry (treeview) */
|
||||
/* */
|
||||
/*************************************************************************************************************************************/
|
||||
|
||||
|
||||
/* The GtkTreeStore is used to store data in tree form, to be used later on by a GtkTreeView to display it */
|
||||
/****************************************************************************************************************************************/
|
||||
|
||||
|
||||
#include <gtk/gtk.h>
|
||||
#include <stdio.h>
|
||||
#include "config.h"
|
||||
|
||||
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
|
||||
|
||||
|
||||
/* The GtkTreeStore is used to store data in tree form, to be used later on by a GtkTreeView to display it. */
|
||||
|
||||
|
||||
/* TreeItem structure */
|
||||
typedef struct _TreeItem TreeItem;
|
||||
struct _TreeItem
|
||||
|
|
@ -83,7 +88,7 @@ static GtkTreeModel *create_node_recursive (GtkTreeStore *model,
|
|||
gtk_tree_store_set (model, &iter, COLUMN_0, current_item->label, -1);
|
||||
|
||||
if (current_item->children)
|
||||
create_node_recursive (model, current_item->children, &iter, depth+1);
|
||||
create_node_recursive (model, current_item->children, &iter, depth + 1);
|
||||
else
|
||||
break;
|
||||
|
||||
|
|
@ -91,7 +96,7 @@ static GtkTreeModel *create_node_recursive (GtkTreeStore *model,
|
|||
}
|
||||
|
||||
if (depth == 0)
|
||||
return GTK_TREE_MODEL(model);
|
||||
return GTK_TREE_MODEL(model); // cast from GtkTreeModel to GtkTreeStore
|
||||
else
|
||||
return NULL;
|
||||
}
|
||||
|
|
@ -105,7 +110,7 @@ do_tree_store (GtkWidget *do_widget)
|
|||
if (!window)
|
||||
{
|
||||
GtkWidget *vbox;
|
||||
GtkWidget *sw;
|
||||
GtkWidget *sw; // sw : 'scrolled_window'
|
||||
GtkWidget *treeview;
|
||||
GtkTreeModel *tree_model;
|
||||
GtkTreeStore *tree_store = NULL;
|
||||
|
|
|
|||
Loading…
Reference in New Issue