mirror of
https://gitlab.gnome.org/GNOME/evince
synced 2024-07-05 00:59:07 +00:00
84a2648215
Mostly g_clear_object and g_clear_pointer. But also some small simplifications depending on the context.
212 lines
6.1 KiB
C
212 lines
6.1 KiB
C
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
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/* this file is part of evince, a gnome document viewer
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*
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* Copyright (C) 2005 Red Hat, Inc
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*
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* Evince 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 2 of the License, or
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* (at your option) any later version.
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*
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* Evince 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 this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <glib/gi18n.h>
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#include <gtk/gtk.h>
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#include "ev-document-fonts.h"
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#include "ev-job-scheduler.h"
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#include "ev-jobs.h"
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#include "ev-properties-fonts.h"
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struct _EvPropertiesFonts {
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GtkBox base_instance;
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GtkTreeView *fonts_treeview;
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GtkWidget *fonts_progress_label;
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GtkWidget *fonts_summary;
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GtkTreeViewColumn *column;
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GtkCellRenderer *renderer;
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EvJob *fonts_job;
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EvDocument *document;
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};
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struct _EvPropertiesFontsClass {
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GtkBoxClass base_class;
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};
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static void
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job_fonts_finished_cb (EvJob *job, EvPropertiesFonts *properties);
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G_DEFINE_TYPE (EvPropertiesFonts, ev_properties_fonts, GTK_TYPE_BOX)
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static void
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ev_properties_fonts_dispose (GObject *object)
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{
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EvPropertiesFonts *properties = EV_PROPERTIES_FONTS (object);
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if (properties->fonts_job) {
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g_signal_handlers_disconnect_by_func (properties->fonts_job,
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job_fonts_finished_cb,
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properties);
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ev_job_cancel (properties->fonts_job);
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g_clear_object (&properties->fonts_job);
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}
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G_OBJECT_CLASS (ev_properties_fonts_parent_class)->dispose (object);
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}
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static void
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ev_properties_fonts_class_init (EvPropertiesFontsClass *properties_class)
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{
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GObjectClass *g_object_class = G_OBJECT_CLASS (properties_class);
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GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (properties_class);
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g_object_class->dispose = ev_properties_fonts_dispose;
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gtk_widget_class_set_template_from_resource (widget_class,
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"/org/gnome/evince/ui/properties-fonts.ui");
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gtk_widget_class_bind_template_child (widget_class, EvPropertiesFonts, column);
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gtk_widget_class_bind_template_child (widget_class, EvPropertiesFonts, renderer);
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gtk_widget_class_bind_template_child (widget_class,
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EvPropertiesFonts, fonts_treeview);
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gtk_widget_class_bind_template_child (widget_class,
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EvPropertiesFonts, fonts_progress_label);
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gtk_widget_class_bind_template_child (widget_class,
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EvPropertiesFonts, fonts_summary);
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}
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static void
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font_cell_data_func (GtkTreeViewColumn *col, GtkCellRenderer *renderer,
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GtkTreeModel *model, GtkTreeIter *iter, gpointer user_data)
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{
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char *name;
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char *details;
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char *markup;
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gtk_tree_model_get (model, iter,
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EV_DOCUMENT_FONTS_COLUMN_NAME, &name,
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EV_DOCUMENT_FONTS_COLUMN_DETAILS, &details,
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-1);
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if (details) {
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markup = g_strdup_printf ("<b><big>Font: %s</big></b>\n<small>%s</small>",
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name, details);
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} else {
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markup = g_strdup_printf ("<b><big>%s</big></b>", name);
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}
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g_object_set (renderer, "markup", markup, NULL, NULL);
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g_free (markup);
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g_free (details);
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g_free (name);
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}
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static void
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ev_properties_fonts_init (EvPropertiesFonts *properties)
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{
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GtkWidget *widget = GTK_WIDGET (properties);
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gtk_widget_init_template (widget);
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gtk_tree_view_column_set_cell_data_func (properties->column,
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properties->renderer,
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font_cell_data_func,
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NULL, NULL);
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}
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static void
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update_progress_label (GtkWidget *label, double progress)
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{
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if (progress > 0) {
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char *progress_text;
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progress_text = g_strdup_printf (_("Gathering font information… %3d%%"),
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(int) (progress * 100));
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gtk_label_set_text (GTK_LABEL (label), progress_text);
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g_free (progress_text);
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gtk_widget_show (label);
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} else {
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gtk_widget_hide (label);
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}
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}
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static void
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job_fonts_finished_cb (EvJob *job, EvPropertiesFonts *properties)
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{
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EvDocumentFonts *document_fonts = EV_DOCUMENT_FONTS (properties->document);
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const gchar *font_summary;
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g_signal_handlers_disconnect_by_func (job, job_fonts_finished_cb, properties);
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g_clear_object (&properties->fonts_job);
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font_summary = ev_document_fonts_get_fonts_summary (document_fonts);
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if (font_summary) {
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gtk_label_set_text (GTK_LABEL (properties->fonts_summary),
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font_summary);
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/* show the label only when fonts are scanned, so the label
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* does not take space while it is loading */
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gtk_widget_show (properties->fonts_summary);
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}
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}
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static void
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job_fonts_updated_cb (EvJobFonts *job, gdouble progress, EvPropertiesFonts *properties)
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{
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GtkTreeModel *model;
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EvDocumentFonts *document_fonts = EV_DOCUMENT_FONTS (properties->document);
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update_progress_label (properties->fonts_progress_label, progress);
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model = gtk_tree_view_get_model (properties->fonts_treeview);
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/* Document lock is already held by the jop */
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ev_document_fonts_fill_model (document_fonts, model);
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}
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void
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ev_properties_fonts_set_document (EvPropertiesFonts *properties,
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EvDocument *document)
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{
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GtkTreeView *tree_view = properties->fonts_treeview;
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GtkListStore *list_store;
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properties->document = document;
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list_store = gtk_list_store_new (EV_DOCUMENT_FONTS_COLUMN_NUM_COLUMNS,
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G_TYPE_STRING, G_TYPE_STRING);
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gtk_tree_view_set_model (tree_view, GTK_TREE_MODEL (list_store));
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properties->fonts_job = ev_job_fonts_new (properties->document);
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g_signal_connect (properties->fonts_job, "updated",
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G_CALLBACK (job_fonts_updated_cb),
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properties);
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g_signal_connect (properties->fonts_job, "finished",
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G_CALLBACK (job_fonts_finished_cb),
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properties);
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ev_job_scheduler_push_job (properties->fonts_job, EV_JOB_PRIORITY_NONE);
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}
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GtkWidget *
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ev_properties_fonts_new (void)
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{
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GtkWidget *retval;
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retval = GTK_WIDGET (g_object_new (EV_TYPE_PROPERTIES_FONTS, NULL));
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gtk_widget_show_all (retval);
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return retval;
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}
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