pidgin/pidgin

Route GLib debug logging directly to the Finch debug window

2021-10-18, Elliott Sales de Andrade
1896a80ff8e3
Route GLib debug logging directly to the Finch debug window

Instead of flowing through purple debug, this merges some bits of the existing GLib log handler, and the purple debug printer.

Testing Done:
Open the Debug window an see some `GLib-*` outputs.

Reviewed at https://reviews.imfreedom.org/r/1057/
/*
* Pidgin - Internet Messenger
* Copyright (C) Pidgin Developers <devel@pidgin.im>
*
* Pidgin is the legal property of its developers, whose names are too numerous
* to list here. Please refer to the COPYRIGHT file distributed with this
* source distribution.
*
* 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 2 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 <https://www.gnu.org/licenses/>.
*/
#include "pidginscrollbook.h"
struct _PidginScrollBook {
GtkVBox parent;
GtkWidget *notebook;
GtkWidget *hbox;
GtkWidget *label;
GtkWidget *left_arrow;
GtkWidget *right_arrow;
GList *children;
};
G_DEFINE_TYPE(PidginScrollBook, pidgin_scroll_book, GTK_TYPE_BOX)
/******************************************************************************
* Helpers
*****************************************************************************/
static gboolean
scroll_left_cb(PidginScrollBook *scroll_book, GdkEventButton *event)
{
int index;
if (event->type != GDK_BUTTON_PRESS)
return FALSE;
index = gtk_notebook_get_current_page(GTK_NOTEBOOK(scroll_book->notebook));
if (index > 0)
gtk_notebook_set_current_page(GTK_NOTEBOOK(scroll_book->notebook), index - 1);
return TRUE;
}
static gboolean
scroll_right_cb(PidginScrollBook *scroll_book, GdkEventButton *event)
{
int index, count;
if (event->type != GDK_BUTTON_PRESS)
return FALSE;
index = gtk_notebook_get_current_page(GTK_NOTEBOOK(scroll_book->notebook));
count = gtk_notebook_get_n_pages(GTK_NOTEBOOK(scroll_book->notebook));
if (index + 1 < count)
gtk_notebook_set_current_page(GTK_NOTEBOOK(scroll_book->notebook), index + 1);
return TRUE;
}
static void
refresh_scroll_box(PidginScrollBook *scroll_book, int index, int count)
{
char *label;
gtk_widget_show_all(GTK_WIDGET(scroll_book));
if (count < 1)
gtk_widget_hide(scroll_book->hbox);
else {
gtk_widget_show_all(scroll_book->hbox);
if (count == 1) {
gtk_widget_hide(scroll_book->label);
gtk_widget_hide(scroll_book->left_arrow);
gtk_widget_hide(scroll_book->right_arrow);
}
}
label = g_strdup_printf("<span size='smaller' weight='bold'>(%d/%d)</span>", index+1, count);
gtk_label_set_markup(GTK_LABEL(scroll_book->label), label);
g_free(label);
if (index == 0)
gtk_widget_set_sensitive(scroll_book->left_arrow, FALSE);
else
gtk_widget_set_sensitive(scroll_book->left_arrow, TRUE);
if (index + 1 == count)
gtk_widget_set_sensitive(scroll_book->right_arrow, FALSE);
else
gtk_widget_set_sensitive(scroll_book->right_arrow, TRUE);
}
static void
page_count_change_cb(PidginScrollBook *scroll_book)
{
int count;
int index = gtk_notebook_get_current_page(GTK_NOTEBOOK(scroll_book->notebook));
count = gtk_notebook_get_n_pages(GTK_NOTEBOOK(scroll_book->notebook));
refresh_scroll_box(scroll_book, index, count);
}
static gboolean
scroll_close_cb(PidginScrollBook *scroll_book, GdkEventButton *event)
{
if (event->type == GDK_BUTTON_PRESS)
gtk_widget_destroy(gtk_notebook_get_nth_page(GTK_NOTEBOOK(scroll_book->notebook), gtk_notebook_get_current_page(GTK_NOTEBOOK(scroll_book->notebook))));
return FALSE;
}
static void
switch_page_cb(GtkNotebook *notebook, GtkWidget *page, guint page_num, PidginScrollBook *scroll_book)
{
int count;
count = gtk_notebook_get_n_pages(GTK_NOTEBOOK(scroll_book->notebook));
refresh_scroll_box(scroll_book, page_num, count);
}
static gboolean
close_button_left_cb(GtkWidget *widget, GdkEventCrossing *event, GtkLabel *label)
{
static GdkCursor *ptr = NULL;
if (ptr == NULL) {
GdkDisplay *display = gtk_widget_get_display(widget);
ptr = gdk_cursor_new_for_display(display, GDK_LEFT_PTR);
}
gtk_label_set_markup(label, "×");
gdk_window_set_cursor(event->window, ptr);
return FALSE;
}
static gboolean
close_button_entered_cb(GtkWidget *widget, GdkEventCrossing *event, GtkLabel *label)
{
static GdkCursor *hand = NULL;
if (hand == NULL) {
GdkDisplay *display = gtk_widget_get_display(widget);
hand = gdk_cursor_new_for_display(display, GDK_HAND2);
}
gtk_label_set_markup(label, "<u>×</u>");
gdk_window_set_cursor(event->window, hand);
return FALSE;
}
/******************************************************************************
* GtkContainer Implementation
*****************************************************************************/
static void
pidgin_scroll_book_add(GtkContainer *container, GtkWidget *widget)
{
PidginScrollBook *scroll_book;
g_return_if_fail(GTK_IS_WIDGET (widget));
g_return_if_fail(gtk_widget_get_parent(widget) == NULL);
scroll_book = PIDGIN_SCROLL_BOOK(container);
scroll_book->children = g_list_append(scroll_book->children, widget);
gtk_widget_show(widget);
gtk_notebook_append_page(GTK_NOTEBOOK(scroll_book->notebook), widget, NULL);
page_count_change_cb(PIDGIN_SCROLL_BOOK(container));
}
static void
pidgin_scroll_book_remove(GtkContainer *container, GtkWidget *widget)
{
int page;
PidginScrollBook *scroll_book;
g_return_if_fail(GTK_IS_WIDGET(widget));
scroll_book = PIDGIN_SCROLL_BOOK(container);
scroll_book->children = g_list_remove(scroll_book->children, widget);
/* gtk_widget_unparent(widget); */
page = gtk_notebook_page_num(GTK_NOTEBOOK(PIDGIN_SCROLL_BOOK(container)->notebook), widget);
if (page >= 0) {
gtk_notebook_remove_page(GTK_NOTEBOOK(PIDGIN_SCROLL_BOOK(container)->notebook), page);
}
}
static void
pidgin_scroll_book_forall(GtkContainer *container,
gboolean include_internals,
GtkCallback callback,
gpointer callback_data)
{
PidginScrollBook *scroll_book;
g_return_if_fail(GTK_IS_CONTAINER(container));
scroll_book = PIDGIN_SCROLL_BOOK(container);
if (include_internals) {
(*callback)(scroll_book->hbox, callback_data);
(*callback)(scroll_book->notebook, callback_data);
}
}
/******************************************************************************
* GObject Implementation
*****************************************************************************/
static void
pidgin_scroll_book_class_init(PidginScrollBookClass *klass) {
GtkContainerClass *container_class = GTK_CONTAINER_CLASS(klass);
container_class->add = pidgin_scroll_book_add;
container_class->remove = pidgin_scroll_book_remove;
container_class->forall = pidgin_scroll_book_forall;
}
static void
pidgin_scroll_book_init(PidginScrollBook *scroll_book) {
GIcon *icon;
GtkWidget *eb;
GtkWidget *close_button;
const gchar *left_arrow_icon_names[] = {
"pan-start-symbolic",
"pan-left-symbolic",
};
const gchar *right_arrow_icon_names[] = {
"pan-end-symbolic",
"pan-right-symbolic",
};
gtk_orientable_set_orientation(GTK_ORIENTABLE(scroll_book), GTK_ORIENTATION_VERTICAL);
scroll_book->hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
/* Close */
eb = gtk_event_box_new();
gtk_box_pack_end(GTK_BOX(scroll_book->hbox), eb, FALSE, FALSE, 0);
gtk_event_box_set_visible_window(GTK_EVENT_BOX(eb), FALSE);
gtk_widget_set_events(eb, GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK);
close_button = gtk_label_new("×");
g_signal_connect(G_OBJECT(eb), "enter-notify-event", G_CALLBACK(close_button_entered_cb), close_button);
g_signal_connect(G_OBJECT(eb), "leave-notify-event", G_CALLBACK(close_button_left_cb), close_button);
gtk_container_add(GTK_CONTAINER(eb), close_button);
g_signal_connect_swapped(G_OBJECT(eb), "button-press-event", G_CALLBACK(scroll_close_cb), scroll_book);
/* Right arrow */
eb = gtk_event_box_new();
gtk_box_pack_end(GTK_BOX(scroll_book->hbox), eb, FALSE, FALSE, 0);
icon = g_themed_icon_new_from_names((char **)right_arrow_icon_names,
G_N_ELEMENTS(right_arrow_icon_names));
scroll_book->right_arrow =
gtk_image_new_from_gicon(icon, GTK_ICON_SIZE_BUTTON);
g_object_unref(icon);
gtk_container_add(GTK_CONTAINER(eb), scroll_book->right_arrow);
g_signal_connect_swapped(G_OBJECT(eb), "button-press-event", G_CALLBACK(scroll_right_cb), scroll_book);
/* Count */
scroll_book->label = gtk_label_new(NULL);
gtk_box_pack_end(GTK_BOX(scroll_book->hbox), scroll_book->label, FALSE, FALSE, 0);
/* Left arrow */
eb = gtk_event_box_new();
gtk_box_pack_end(GTK_BOX(scroll_book->hbox), eb, FALSE, FALSE, 0);
icon = g_themed_icon_new_from_names((char **)left_arrow_icon_names,
G_N_ELEMENTS(left_arrow_icon_names));
scroll_book->left_arrow =
gtk_image_new_from_gicon(icon, GTK_ICON_SIZE_BUTTON);
g_object_unref(icon);
gtk_container_add(GTK_CONTAINER(eb), scroll_book->left_arrow);
g_signal_connect_swapped(G_OBJECT(eb), "button-press-event", G_CALLBACK(scroll_left_cb), scroll_book);
gtk_box_pack_start(GTK_BOX(scroll_book), scroll_book->hbox, FALSE, FALSE, 0);
scroll_book->notebook = gtk_notebook_new();
gtk_notebook_set_show_tabs(GTK_NOTEBOOK(scroll_book->notebook), FALSE);
gtk_notebook_set_show_border(GTK_NOTEBOOK(scroll_book->notebook), FALSE);
gtk_box_pack_start(GTK_BOX(scroll_book), scroll_book->notebook, TRUE, TRUE, 0);
g_signal_connect_swapped(G_OBJECT(scroll_book->notebook), "remove", G_CALLBACK(page_count_change_cb), scroll_book);
g_signal_connect(G_OBJECT(scroll_book->notebook), "switch-page", G_CALLBACK(switch_page_cb), scroll_book);
gtk_widget_show_all(scroll_book->notebook);
}
/******************************************************************************
* Public API
*****************************************************************************/
GtkWidget *
pidgin_scroll_book_new() {
return g_object_new(
PIDGIN_TYPE_SCROLL_BOOK,
"orientation", GTK_ORIENTATION_VERTICAL,
NULL);
}
GtkWidget *
pidgin_scroll_book_get_notebook(PidginScrollBook *scroll_book) {
g_return_val_if_fail(PIDGIN_IS_SCROLL_BOOK(scroll_book), NULL);
return scroll_book->notebook;
}