transmission/gtk/msgwin.c

546 lines
15 KiB
C

/*
* This file Copyright (C) 2008-2014 Mnemosyne LLC
*
* It may be used under the GNU GPL versions 2 or 3
* or any future license endorsed by Mnemosyne LLC.
*
*/
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include <glib/gi18n.h>
#include <gtk/gtk.h>
#include <libtransmission/transmission.h>
#include <libtransmission/log.h>
#include "conf.h"
#include "hig.h"
#include "msgwin.h"
#include "tr-core.h"
#include "tr-prefs.h"
#include "util.h"
enum
{
COL_SEQUENCE,
COL_NAME,
COL_MESSAGE,
COL_TR_MSG,
N_COLUMNS
};
struct MsgData
{
TrCore* core;
GtkTreeView* view;
GtkListStore* store;
GtkTreeModel* filter;
GtkTreeModel* sort;
tr_log_level maxLevel;
gboolean isPaused;
guint refresh_tag;
};
static struct tr_log_message* myTail = NULL;
static struct tr_log_message* myHead = NULL;
/****
*****
****/
/* is the user looking at the latest messages? */
static gboolean is_pinned_to_new(struct MsgData* data)
{
gboolean pinned_to_new = FALSE;
if (data->view == NULL)
{
pinned_to_new = TRUE;
}
else
{
GtkTreePath* last_visible;
if (gtk_tree_view_get_visible_range(data->view, NULL, &last_visible))
{
GtkTreeIter iter;
int const row_count = gtk_tree_model_iter_n_children(data->sort, NULL);
if (gtk_tree_model_iter_nth_child(data->sort, &iter, NULL, row_count - 1))
{
GtkTreePath* last_row = gtk_tree_model_get_path(data->sort, &iter);
pinned_to_new = !gtk_tree_path_compare(last_visible, last_row);
gtk_tree_path_free(last_row);
}
gtk_tree_path_free(last_visible);
}
}
return pinned_to_new;
}
static void scroll_to_bottom(struct MsgData* data)
{
if (data->sort != NULL)
{
GtkTreeIter iter;
int const row_count = gtk_tree_model_iter_n_children(data->sort, NULL);
if (gtk_tree_model_iter_nth_child(data->sort, &iter, NULL, row_count - 1))
{
GtkTreePath* last_row = gtk_tree_model_get_path(data->sort, &iter);
gtk_tree_view_scroll_to_cell(data->view, last_row, NULL, TRUE, 1, 0);
gtk_tree_path_free(last_row);
}
}
}
/****
*****
****/
static void level_combo_changed_cb(GtkComboBox* combo_box, gpointer gdata)
{
struct MsgData* data = gdata;
int const level = gtr_combo_box_get_active_enum(combo_box);
gboolean const pinned_to_new = is_pinned_to_new(data);
tr_logSetLevel(level);
gtr_core_set_pref_int(data->core, TR_KEY_message_level, level);
data->maxLevel = level;
gtk_tree_model_filter_refilter(GTK_TREE_MODEL_FILTER(data->filter));
if (pinned_to_new)
{
scroll_to_bottom(data);
}
}
/* similar to asctime, but is utf8-clean */
static char* gtr_localtime(time_t time)
{
char buf[256];
char* eoln;
struct tm const tm = *localtime(&time);
g_strlcpy(buf, asctime(&tm), sizeof(buf));
if ((eoln = strchr(buf, '\n')) != NULL)
{
*eoln = '\0';
}
return g_locale_to_utf8(buf, -1, NULL, NULL, NULL);
}
static void doSave(GtkWindow* parent, struct MsgData* data, char const* filename)
{
FILE* fp = fopen(filename, "w+");
if (fp == NULL)
{
GtkWidget* w = gtk_message_dialog_new(parent, 0, GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE, _("Couldn't save \"%s\""),
filename);
gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(w), "%s", g_strerror(errno));
g_signal_connect_swapped(w, "response", G_CALLBACK(gtk_widget_destroy), w);
gtk_widget_show(w);
}
else
{
GtkTreeIter iter;
GtkTreeModel* model = GTK_TREE_MODEL(data->sort);
if (gtk_tree_model_iter_children(model, &iter, NULL))
{
do
{
char* date;
char const* levelStr;
struct tr_log_message const* node;
gtk_tree_model_get(model, &iter, COL_TR_MSG, &node, -1);
date = gtr_localtime(node->when);
switch (node->level)
{
case TR_LOG_DEBUG:
levelStr = "debug";
break;
case TR_LOG_ERROR:
levelStr = "error";
break;
default:
levelStr = " ";
break;
}
fprintf(fp, "%s\t%s\t%s\t%s\n", date, levelStr, node->name != NULL ? node->name : "",
node->message != NULL ? node->message : "");
g_free(date);
}
while (gtk_tree_model_iter_next(model, &iter));
}
fclose(fp);
}
}
static void onSaveDialogResponse(GtkWidget* d, int response, gpointer data)
{
if (response == GTK_RESPONSE_ACCEPT)
{
char* file = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(d));
doSave(GTK_WINDOW(d), data, file);
g_free(file);
}
gtk_widget_destroy(d);
}
static void onSaveRequest(GtkWidget* w, gpointer data)
{
GtkWindow* window = GTK_WINDOW(gtk_widget_get_toplevel(w));
GtkWidget* d = gtk_file_chooser_dialog_new(_("Save Log"), window, GTK_FILE_CHOOSER_ACTION_SAVE, GTK_STOCK_CANCEL,
GTK_RESPONSE_CANCEL, GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT, NULL);
g_signal_connect(d, "response", G_CALLBACK(onSaveDialogResponse), data);
gtk_widget_show(d);
}
static void onClearRequest(GtkWidget* w UNUSED, gpointer gdata)
{
struct MsgData* data = gdata;
gtk_list_store_clear(data->store);
tr_logFreeQueue(myHead);
myHead = myTail = NULL;
}
static void onPauseToggled(GtkToggleToolButton* w, gpointer gdata)
{
struct MsgData* data = gdata;
data->isPaused = gtk_toggle_tool_button_get_active(w);
}
static char const* getForegroundColor(int msgLevel)
{
switch (msgLevel)
{
case TR_LOG_DEBUG:
return "forestgreen";
case TR_LOG_INFO:
return "black";
case TR_LOG_ERROR:
return "red";
default:
g_assert_not_reached();
return "black";
}
}
static void renderText(GtkTreeViewColumn* column UNUSED, GtkCellRenderer* renderer, GtkTreeModel* tree_model, GtkTreeIter* iter,
gpointer gcol)
{
int const col = GPOINTER_TO_INT(gcol);
char* str = NULL;
struct tr_log_message const* node;
gtk_tree_model_get(tree_model, iter, col, &str, COL_TR_MSG, &node, -1);
g_object_set(renderer, "text", str, "foreground", getForegroundColor(node->level), "ellipsize", PANGO_ELLIPSIZE_END, NULL);
}
static void renderTime(GtkTreeViewColumn* column UNUSED, GtkCellRenderer* renderer, GtkTreeModel* tree_model, GtkTreeIter* iter,
gpointer data UNUSED)
{
struct tm tm;
char buf[16];
struct tr_log_message const* node;
gtk_tree_model_get(tree_model, iter, COL_TR_MSG, &node, -1);
tm = *localtime(&node->when);
g_snprintf(buf, sizeof(buf), "%02d:%02d:%02d", tm.tm_hour, tm.tm_min, tm.tm_sec);
g_object_set(renderer, "text", buf, "foreground", getForegroundColor(node->level), NULL);
}
static void appendColumn(GtkTreeView* view, int col)
{
GtkCellRenderer* r;
GtkTreeViewColumn* c;
char const* title = NULL;
switch (col)
{
case COL_SEQUENCE:
title = _("Time");
break;
/* noun. column title for a list */
case COL_NAME:
title = _("Name");
break;
/* noun. column title for a list */
case COL_MESSAGE:
title = _("Message");
break;
default:
g_assert_not_reached();
}
switch (col)
{
case COL_NAME:
r = gtk_cell_renderer_text_new();
c = gtk_tree_view_column_new_with_attributes(title, r, NULL);
gtk_tree_view_column_set_cell_data_func(c, r, renderText, GINT_TO_POINTER(col), NULL);
gtk_tree_view_column_set_sizing(c, GTK_TREE_VIEW_COLUMN_FIXED);
gtk_tree_view_column_set_fixed_width(c, 200);
gtk_tree_view_column_set_resizable(c, TRUE);
break;
case COL_MESSAGE:
r = gtk_cell_renderer_text_new();
c = gtk_tree_view_column_new_with_attributes(title, r, NULL);
gtk_tree_view_column_set_cell_data_func(c, r, renderText, GINT_TO_POINTER(col), NULL);
gtk_tree_view_column_set_sizing(c, GTK_TREE_VIEW_COLUMN_FIXED);
gtk_tree_view_column_set_fixed_width(c, 500);
gtk_tree_view_column_set_resizable(c, TRUE);
break;
case COL_SEQUENCE:
r = gtk_cell_renderer_text_new();
c = gtk_tree_view_column_new_with_attributes(title, r, NULL);
gtk_tree_view_column_set_cell_data_func(c, r, renderTime, NULL, NULL);
gtk_tree_view_column_set_resizable(c, TRUE);
break;
default:
g_assert_not_reached();
break;
}
gtk_tree_view_append_column(view, c);
}
static gboolean isRowVisible(GtkTreeModel* model, GtkTreeIter* iter, gpointer gdata)
{
struct tr_log_message const* node;
struct MsgData const* data = gdata;
gtk_tree_model_get(model, iter, COL_TR_MSG, &node, -1);
return node->level <= data->maxLevel;
}
static void onWindowDestroyed(gpointer gdata, GObject* deadWindow UNUSED)
{
struct MsgData* data = gdata;
g_source_remove(data->refresh_tag);
g_free(data);
}
static tr_log_message* addMessages(GtkListStore* store, struct tr_log_message* head)
{
tr_log_message* i;
static unsigned int sequence = 0;
char const* default_name = g_get_application_name();
for (i = head; i != NULL && i->next != NULL; i = i->next)
{
char const* name = i->name != NULL ? i->name : default_name;
gtk_list_store_insert_with_values(store, NULL, 0,
COL_TR_MSG, i,
COL_NAME, name,
COL_MESSAGE, i->message,
COL_SEQUENCE, ++sequence,
-1);
/* if it's an error message, dump it to the terminal too */
if (i->level == TR_LOG_ERROR)
{
GString* gstr = g_string_sized_new(512);
g_string_append_printf(gstr, "%s:%d %s", i->file, i->line, i->message);
if (i->name != NULL)
{
g_string_append_printf(gstr, " (%s)", i->name);
}
g_warning("%s", gstr->str);
g_string_free(gstr, TRUE);
}
}
return i; /* tail */
}
static gboolean onRefresh(gpointer gdata)
{
struct MsgData* data = gdata;
gboolean const pinned_to_new = is_pinned_to_new(data);
if (!data->isPaused)
{
tr_log_message* msgs = tr_logGetQueue();
if (msgs != NULL)
{
/* add the new messages and append them to the end of
* our persistent list */
tr_log_message* tail = addMessages(data->store, msgs);
if (myTail != NULL)
{
myTail->next = msgs;
}
else
{
myHead = msgs;
}
myTail = tail;
}
if (pinned_to_new)
{
scroll_to_bottom(data);
}
}
return G_SOURCE_CONTINUE;
}
static GtkWidget* debug_level_combo_new(void)
{
GtkWidget* w = gtr_combo_box_new_enum(
_("Error"), TR_LOG_ERROR,
_("Information"), TR_LOG_INFO,
_("Debug"), TR_LOG_DEBUG,
NULL);
gtr_combo_box_set_active_enum(GTK_COMBO_BOX(w), gtr_pref_int_get(TR_KEY_message_level));
return w;
}
/**
*** Public Functions
**/
GtkWidget* gtr_message_log_window_new(GtkWindow* parent, TrCore* core)
{
GtkWidget* win;
GtkWidget* vbox;
GtkWidget* toolbar;
GtkWidget* w;
GtkWidget* view;
GtkToolItem* item;
struct MsgData* data;
data = g_new0(struct MsgData, 1);
data->core = core;
win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_transient_for(GTK_WINDOW(win), parent);
gtk_window_set_title(GTK_WINDOW(win), _("Message Log"));
gtk_window_set_default_size(GTK_WINDOW(win), 560, 350);
gtk_window_set_role(GTK_WINDOW(win), "message-log");
vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
/**
*** toolbar
**/
toolbar = gtk_toolbar_new();
gtk_toolbar_set_style(GTK_TOOLBAR(toolbar), GTK_TOOLBAR_BOTH_HORIZ);
gtk_style_context_add_class(gtk_widget_get_style_context(toolbar), GTK_STYLE_CLASS_PRIMARY_TOOLBAR);
item = gtk_tool_button_new_from_stock(GTK_STOCK_SAVE_AS);
g_object_set(G_OBJECT(item), "is-important", TRUE, NULL);
g_signal_connect(item, "clicked", G_CALLBACK(onSaveRequest), data);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), item, -1);
item = gtk_tool_button_new_from_stock(GTK_STOCK_CLEAR);
g_object_set(G_OBJECT(item), "is-important", TRUE, NULL);
g_signal_connect(item, "clicked", G_CALLBACK(onClearRequest), data);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), item, -1);
item = gtk_separator_tool_item_new();
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), item, -1);
item = gtk_toggle_tool_button_new_from_stock(GTK_STOCK_MEDIA_PAUSE);
g_object_set(G_OBJECT(item), "is-important", TRUE, NULL);
g_signal_connect(item, "toggled", G_CALLBACK(onPauseToggled), data);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), item, -1);
item = gtk_separator_tool_item_new();
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), item, -1);
w = gtk_label_new(_("Level"));
g_object_set(w, "margin", GUI_PAD, NULL);
item = gtk_tool_item_new();
gtk_container_add(GTK_CONTAINER(item), w);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), item, -1);
w = debug_level_combo_new();
g_signal_connect(w, "changed", G_CALLBACK(level_combo_changed_cb), data);
item = gtk_tool_item_new();
gtk_container_add(GTK_CONTAINER(item), w);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), item, -1);
gtk_box_pack_start(GTK_BOX(vbox), toolbar, FALSE, FALSE, 0);
/**
*** messages
**/
data->store = gtk_list_store_new(N_COLUMNS,
G_TYPE_UINT, /* sequence */
G_TYPE_POINTER, /* category */
G_TYPE_POINTER, /* message */
G_TYPE_POINTER); /* struct tr_log_message */
addMessages(data->store, myHead);
onRefresh(data); /* much faster to populate *before* it has listeners */
data->filter = gtk_tree_model_filter_new(GTK_TREE_MODEL(data->store), NULL);
data->sort = gtk_tree_model_sort_new_with_model(data->filter);
g_object_unref(data->filter);
gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(data->sort), COL_SEQUENCE, GTK_SORT_ASCENDING);
data->maxLevel = gtr_pref_int_get(TR_KEY_message_level);
gtk_tree_model_filter_set_visible_func(GTK_TREE_MODEL_FILTER(data->filter), isRowVisible, data, NULL);
view = gtk_tree_view_new_with_model(data->sort);
g_object_unref(data->sort);
g_signal_connect(view, "button-release-event", G_CALLBACK(on_tree_view_button_released), NULL);
data->view = GTK_TREE_VIEW(view);
appendColumn(data->view, COL_SEQUENCE);
appendColumn(data->view, COL_NAME);
appendColumn(data->view, COL_MESSAGE);
w = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(w), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(w), GTK_SHADOW_IN);
gtk_container_add(GTK_CONTAINER(w), view);
gtk_box_pack_start(GTK_BOX(vbox), w, TRUE, TRUE, 0);
gtk_container_add(GTK_CONTAINER(win), vbox);
data->refresh_tag = gdk_threads_add_timeout_seconds(SECONDARY_WINDOW_REFRESH_INTERVAL_SECONDS, onRefresh, data);
g_object_weak_ref(G_OBJECT(win), onWindowDestroyed, data);
scroll_to_bottom(data);
gtk_widget_show_all(win);
return win;
}