mirror of
https://gitlab.gnome.org/GNOME/calls.git
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285 lines
7.5 KiB
C
285 lines
7.5 KiB
C
/*
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* Copyright (C) 2018, 2019, 2022 Purism SPC
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*
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* This file is part of Calls.
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*
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* Calls is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Calls is distributed in the hope that it will be useful, but
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* 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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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Calls. If not, see <http://www.gnu.org/licenses/>.
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*
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* Author: Adrien Plazas <adrien.plazas@puri.sm>
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* Evangelos Ribeiro Tzaras <devrtz@fortysixandtwo.eu>
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*
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* SPDX-License-Identifier: GPL-3.0-or-later
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*
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*/
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#define G_LOG_DOMAIN "CallsHistoryBox"
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#include "calls-history-box.h"
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#include "calls-call-record.h"
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#include "calls-call-record-row.h"
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#include "calls-util.h"
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#include <glib/gi18n.h>
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#include <glib-object.h>
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#define CALLS_HISTORY_SIZE_INITIAL 75
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#define CALLS_HISTORY_SIZE_INCREMENTS 50
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#define CALLS_HISTORY_RESET_SIZE_POSITION_THRESHOLD 500
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#define CALLS_HISTORY_INCREASE_N_PAGES_THRESHOLD 2
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struct _CallsHistoryBox {
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GtkWidget parent_instance;
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GtkStack *stack;
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GtkListBox *history;
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GtkScrolledWindow *scrolled_window;
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GtkAdjustment *scroll_adjustment;
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GListModel *model;
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GtkSliceListModel *slice_model;
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gsize n_items;
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gulong model_changed_handler_id;
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};
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G_DEFINE_TYPE (CallsHistoryBox, calls_history_box, GTK_TYPE_WIDGET);
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enum {
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PROP_0,
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PROP_MODEL,
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PROP_LAST_PROP,
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};
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static GParamSpec *props[PROP_LAST_PROP];
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static void
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on_model_changed (GListModel *model,
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guint position,
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guint removed,
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guint added,
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CallsHistoryBox *self)
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{
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gchar *child_name;
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self->n_items = self->n_items + added - removed;
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if (self->n_items == 0)
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child_name = "empty";
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else
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child_name = "history";
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gtk_stack_set_visible_child_name (self->stack, child_name);
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}
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static void
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delete_call_cb (CallsCallRecord *record,
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CallsHistoryBox *self)
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{
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guint position;
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guint id;
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gboolean ok;
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g_return_if_fail (CALLS_IS_CALL_RECORD (record));
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ok = calls_find_in_model (self->model,
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record,
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&position);
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g_object_get (G_OBJECT (record),
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"id",
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&id,
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NULL);
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if (!ok) {
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g_warning ("Could not find record with id %u in model",
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id);
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return;
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}
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g_list_store_remove ((GListStore *) self->model, position);
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}
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static GtkWidget *
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create_row_cb (CallsCallRecord *record,
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CallsHistoryBox *self)
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{
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GtkWidget *row_widget;
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row_widget = GTK_WIDGET (calls_call_record_row_new (record));
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g_signal_connect (record,
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"call-delete",
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G_CALLBACK (delete_call_cb),
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self);
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return row_widget;
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}
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static void
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on_adjustment_position_changed (GtkAdjustment *adjustment,
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CallsHistoryBox *self)
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{
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double position;
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double upper_limit;
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double page_size;
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guint old_size;
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g_assert (CALLS_IS_HISTORY_BOX (self));
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position = gtk_adjustment_get_value (adjustment);
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page_size = gtk_adjustment_get_page_size (adjustment);
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old_size = gtk_slice_list_model_get_size (self->slice_model);
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if (position < CALLS_HISTORY_RESET_SIZE_POSITION_THRESHOLD) {
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if (old_size == CALLS_HISTORY_SIZE_INITIAL)
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return;
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g_debug ("Resetting to initial size: %u",
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CALLS_HISTORY_SIZE_INITIAL);
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gtk_slice_list_model_set_size (self->slice_model, CALLS_HISTORY_SIZE_INITIAL);
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return;
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}
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upper_limit = gtk_adjustment_get_upper (adjustment);
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if (position > upper_limit - CALLS_HISTORY_INCREASE_N_PAGES_THRESHOLD * page_size) {
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guint new_size = old_size + CALLS_HISTORY_SIZE_INCREMENTS;
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new_size = MIN (new_size, self->n_items);
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if (old_size == new_size)
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return;
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g_debug ("Increasing history slice from %u to %u",
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old_size, new_size);
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gtk_slice_list_model_set_size (self->slice_model, new_size);
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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 property_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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CallsHistoryBox *self = CALLS_HISTORY_BOX (object);
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switch (property_id) {
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case PROP_MODEL:
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g_set_object (&self->model,
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G_LIST_MODEL (g_value_get_object (value)));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_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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constructed (GObject *object)
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{
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CallsHistoryBox *self = CALLS_HISTORY_BOX (object);
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g_assert (self->model != NULL);
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G_OBJECT_CLASS (calls_history_box_parent_class)->constructed (object);
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self->slice_model = gtk_slice_list_model_new (self->model,
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0,
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CALLS_HISTORY_SIZE_INITIAL);
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self->model_changed_handler_id =
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g_signal_connect (self->model,
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"items-changed",
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G_CALLBACK (on_model_changed),
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self);
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g_assert (self->model_changed_handler_id != 0);
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gtk_list_box_bind_model (self->history,
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G_LIST_MODEL (self->slice_model),
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(GtkListBoxCreateWidgetFunc) create_row_cb,
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self,
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NULL);
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on_model_changed (self->model, 0, 0, g_list_model_get_n_items (self->model), self);
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}
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static void
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dispose (GObject *object)
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{
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CallsHistoryBox *self = CALLS_HISTORY_BOX (object);
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g_clear_signal_handler (&self->model_changed_handler_id, self->model);
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g_clear_object (&self->slice_model);
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g_clear_object (&self->model);
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G_OBJECT_CLASS (calls_history_box_parent_class)->dispose (object);
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}
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static void
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calls_history_box_class_init (CallsHistoryBoxClass *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->set_property = set_property;
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object_class->constructed = constructed;
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object_class->dispose = dispose;
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props[PROP_MODEL] =
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g_param_spec_object ("model",
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"model",
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"The data store containing call records",
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G_TYPE_LIST_MODEL,
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G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY);
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g_object_class_install_properties (object_class, PROP_LAST_PROP, props);
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gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/Calls/ui/history-box.ui");
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gtk_widget_class_bind_template_child (widget_class, CallsHistoryBox, stack);
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gtk_widget_class_bind_template_child (widget_class, CallsHistoryBox, history);
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gtk_widget_class_bind_template_child (widget_class, CallsHistoryBox, scrolled_window);
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}
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static void
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calls_history_box_init (CallsHistoryBox *self)
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{
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gtk_widget_init_template (GTK_WIDGET (self));
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self->scroll_adjustment = gtk_scrolled_window_get_vadjustment (self->scrolled_window);
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g_signal_connect (self->scroll_adjustment,
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"value-changed",
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G_CALLBACK (on_adjustment_position_changed),
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self);
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}
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CallsHistoryBox *
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calls_history_box_new (GListModel *model)
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{
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return g_object_new (CALLS_TYPE_HISTORY_BOX,
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"model", model,
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NULL);
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}
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