diff options
Diffstat (limited to 'examples/demo/demo-table.c')
| -rw-r--r-- | examples/demo/demo-table.c | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/examples/demo/demo-table.c b/examples/demo/demo-table.c new file mode 100644 index 0000000..3591c5c --- /dev/null +++ b/examples/demo/demo-table.c @@ -0,0 +1,210 @@ +/* demo-table.c + * + * Copyright 2022 Günther Wagner <info@gunibert.de> + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * SPDX-License-Identifier: GPL-3.0-or-later + */ + +#include "demo-table.h" +#include "demo-table-row.h" + +struct _DemoTable +{ + GtkWidget parent_instance; + char *title; + + GtkListBox *lb; + GListModel *model; + + GtkWidget *dummy_row; +}; + +G_DEFINE_FINAL_TYPE (DemoTable, demo_table, GTK_TYPE_WIDGET) + +enum { + PROP_0, + PROP_TITLE, + N_PROPS +}; + +static GParamSpec *properties [N_PROPS]; + +GtkWidget * +demo_table_new (char *title) +{ + return g_object_new (DEMO_TYPE_TABLE, "title", title, NULL); +} + +static void +demo_table_finalize (GObject *object) +{ + DemoTable *self = (DemoTable *)object; + + g_clear_pointer (&self->title, g_free); + + G_OBJECT_CLASS (demo_table_parent_class)->finalize (object); +} + +static void +demo_table_dispose (GObject *object) +{ + DemoTable *self = (DemoTable *)object; + + gtk_widget_unparent (GTK_WIDGET (self->lb)); + + G_OBJECT_CLASS (demo_table_parent_class)->dispose (object); +} + +static void +demo_table_activated (GtkListBox *box, + GtkListBoxRow *row, + gpointer user_data) +{ + DemoTable *self = (DemoTable *)user_data; + + g_return_if_fail (DEMO_IS_TABLE (self)); + + if (GTK_WIDGET (row) == self->dummy_row) + { + GListStore *s = G_LIST_STORE (self->model); + g_list_store_append (s, demo_table_row_new ()); + } +} + +static GtkWidget * +create_row (gpointer item, + gpointer user_data) +{ + GtkBuilder *builder; + + builder = gtk_builder_new_from_resource ("/org/gnome/RestDemo/demo-table-row.ui"); + + GObject *key_entry = gtk_builder_get_object (builder, "key"); + g_object_bind_property (key_entry, "text", item, "key", G_BINDING_DEFAULT); + + GObject *value_entry = gtk_builder_get_object (builder, "value"); + g_object_bind_property (value_entry, "text", item, "value", G_BINDING_DEFAULT); + return GTK_WIDGET (gtk_builder_get_object (builder, "row")); +} + +static GtkWidget * +create_dummy_row (DemoTable *self) +{ + GtkWidget *row; + GtkWidget *label; + + g_return_val_if_fail (DEMO_IS_TABLE (self), NULL); + + label = g_object_new (GTK_TYPE_LABEL, + "label", self->title, + "visible", TRUE, + "xalign", 0.0f, + NULL); + g_object_bind_property (self, "title", label, "label", G_BINDING_DEFAULT); + gtk_style_context_add_class (gtk_widget_get_style_context (label), "dim-label"); + + row = g_object_new (GTK_TYPE_LIST_BOX_ROW, + "child", label, + "visible", TRUE, + NULL); + + return row; +} + +static void +demo_table_get_property (GObject *object, + guint prop_id, + GValue *value, + GParamSpec *pspec) +{ + DemoTable *self = DEMO_TABLE (object); + + switch (prop_id) + { + case PROP_TITLE: + g_value_set_string (value, self->title); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + } +} + +static void +demo_table_set_property (GObject *object, + guint prop_id, + const GValue *value, + GParamSpec *pspec) +{ + DemoTable *self = DEMO_TABLE (object); + + switch (prop_id) + { + case PROP_TITLE: + g_clear_pointer (&self->title, g_free); + self->title = g_value_dup_string (value); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + } +} + +static void +demo_table_class_init (DemoTableClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); + + object_class->finalize = demo_table_finalize; + object_class->dispose = demo_table_dispose; + object_class->set_property = demo_table_set_property; + object_class->get_property = demo_table_get_property; + + properties [PROP_TITLE] = + g_param_spec_string ("title", + "Title", + "Title", + "", + (G_PARAM_READWRITE | + G_PARAM_STATIC_STRINGS)); + g_object_class_install_property (object_class, PROP_TITLE, + properties [PROP_TITLE]); + + gtk_widget_class_set_layout_manager_type (widget_class, GTK_TYPE_BOX_LAYOUT); +} + +static void +demo_table_init (DemoTable *self) +{ + self->lb = GTK_LIST_BOX (gtk_list_box_new ()); + gtk_widget_set_hexpand (GTK_WIDGET (self->lb), TRUE); + gtk_list_box_set_selection_mode (GTK_LIST_BOX (self->lb), GTK_SELECTION_NONE); + gtk_widget_set_parent (GTK_WIDGET (self->lb), GTK_WIDGET (self)); + g_signal_connect (self->lb, "row-activated", G_CALLBACK (demo_table_activated), self); + + self->model = G_LIST_MODEL (g_list_store_new (DEMO_TYPE_TABLE_ROW)); + gtk_list_box_bind_model (self->lb, self->model, create_row, self, NULL); + + self->dummy_row = create_dummy_row (self); + gtk_list_box_append (self->lb, self->dummy_row); +} + +GListModel * +demo_table_get_model (DemoTable *self) +{ + g_return_val_if_fail (DEMO_IS_TABLE (self), NULL); + + return self->model; +} |