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logwindow.c (11037B)


      1 /*
      2  * Claws Mail -- a GTK based, lightweight, and fast e-mail client
      3  * Copyright (C) 1999-2019 the Claws Mail team and Hiroyuki Yamamoto
      4  *
      5  * This program is free software; you can redistribute it and/or modify
      6  * it under the terms of the GNU General Public License as published by
      7  * the Free Software Foundation; either version 3 of the License, or
      8  * (at your option) any later version.
      9  *
     10  * This program is distributed in the hope that it will be useful,
     11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     13  * GNU General Public License for more details.
     14  *
     15  * You should have received a copy of the GNU General Public License
     16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
     17  */
     18 
     19 #include <glib.h>
     20 #include <glib/gi18n.h>
     21 #include <gdk/gdkkeysyms.h>
     22 #include <gtk/gtk.h>
     23 
     24 #include "logwindow.h"
     25 #include "utils.h"
     26 #include "gtkutils.h"
     27 #include "log.h"
     28 #include "hooks.h"
     29 #include "prefs_common.h"
     30 
     31 static void hide_cb				(GtkWidget	*widget,
     32 						 LogWindow	*logwin);
     33 static void size_allocate_cb	(GtkWidget *widget,
     34 					 GtkAllocation *allocation,
     35 					 gpointer data);
     36 static gboolean log_window_append		(gpointer 	 source,
     37 						 gpointer   	 data);
     38 static void log_window_clear			(GtkWidget	*widget,
     39 						 LogWindow	*logwin);
     40 static void log_window_popup_menu_extend	(GtkTextView	*textview,
     41 						 GtkMenu	*menu,
     42 						 LogWindow	*logwin);
     43 
     44 /*!
     45  *\brief	Save Gtk object size to prefs dataset
     46  */
     47 static void size_allocate_cb(GtkWidget *widget,
     48 					 GtkAllocation *allocation,
     49 					 gpointer data)
     50 {
     51 	gint *prefs_logwin_width = NULL;
     52 	gint *prefs_logwin_height = NULL;
     53 	LogInstance instance = GPOINTER_TO_INT(data);
     54 
     55 	cm_return_if_fail(allocation != NULL);
     56 
     57 	get_log_prefs(instance, &prefs_logwin_width, &prefs_logwin_height);
     58 	cm_return_if_fail(prefs_logwin_width != NULL);
     59 	cm_return_if_fail(prefs_logwin_height != NULL);
     60 
     61 	gtk_window_get_size(GTK_WINDOW(widget),
     62 		prefs_logwin_width, prefs_logwin_height);
     63 }
     64 
     65 LogWindow *log_window_create(LogInstance instance)
     66 {
     67 	LogWindow *logwin;
     68 	GtkWidget *window;
     69 	GtkWidget *scrolledwin;
     70 	GtkWidget *text;
     71 	GtkTextBuffer *buffer;
     72 	GtkTextIter iter;
     73 	static GdkGeometry geometry;
     74 	gint *prefs_logwin_width = NULL;
     75 	gint *prefs_logwin_height = NULL;
     76 
     77 	debug_print("Creating log window...\n");
     78 
     79 	get_log_prefs(instance, &prefs_logwin_width, &prefs_logwin_height);
     80 	cm_return_val_if_fail(prefs_logwin_width != NULL, NULL);
     81 	cm_return_val_if_fail(prefs_logwin_height != NULL, NULL);
     82 
     83 	logwin = g_new0(LogWindow, 1);
     84 
     85 	window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "logwindow");
     86 	gtk_window_set_title(GTK_WINDOW(window), get_log_title(instance));
     87 	gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
     88 	gtk_window_set_type_hint(GTK_WINDOW(window), GDK_WINDOW_TYPE_HINT_DIALOG);
     89 	g_signal_connect(G_OBJECT(window), "delete_event",
     90 			 G_CALLBACK(gtk_widget_hide_on_delete), NULL);
     91 	g_signal_connect_after(G_OBJECT(window), "hide",
     92 			 G_CALLBACK(hide_cb), logwin);
     93 	gtk_widget_realize(window);
     94 
     95 	scrolledwin = gtk_scrolled_window_new(NULL, NULL);
     96 	gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
     97 				       GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
     98 	gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
     99 					    GTK_SHADOW_IN);
    100 	gtk_container_add(GTK_CONTAINER(window), scrolledwin);
    101 	gtk_widget_show(scrolledwin);
    102 
    103 	text = gtk_text_view_new();
    104 	gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
    105 	gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
    106 	logwin->buffer = buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
    107 
    108 	g_object_ref(G_OBJECT(logwin->buffer));
    109 	gtk_text_view_set_buffer(GTK_TEXT_VIEW(text), NULL);
    110 	logwin->hidden = TRUE;
    111 	logwin->never_shown = TRUE;
    112 
    113 	gtk_text_buffer_get_start_iter(buffer, &iter);
    114 	logwin->end_mark = gtk_text_buffer_create_mark(buffer, "end", &iter, FALSE);
    115 
    116 	g_signal_connect(G_OBJECT(text), "populate-popup",
    117 			 G_CALLBACK(log_window_popup_menu_extend), logwin);
    118 	gtk_container_add(GTK_CONTAINER(scrolledwin), text);
    119 	gtk_widget_show(text);
    120 
    121 	g_signal_connect(G_OBJECT(window), "size_allocate",
    122 			 G_CALLBACK(size_allocate_cb), GINT_TO_POINTER(instance));
    123 
    124 	if (!geometry.min_height) {
    125 		geometry.min_width = 520;
    126 		geometry.min_height = 400;
    127 	}
    128 
    129 	gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
    130 				      GDK_HINT_MIN_SIZE);
    131 	gtk_window_set_default_size(GTK_WINDOW(window), *prefs_logwin_width,
    132 				    *prefs_logwin_height);
    133 
    134 	logwin->window = window;
    135 	logwin->scrolledwin = scrolledwin;
    136 	logwin->text = text;
    137 	logwin->hook_id = hooks_register_hook(get_log_hook(instance), log_window_append, logwin);
    138 	logwin->has_error_capability = get_log_error_capability(instance);
    139 
    140 	return logwin;
    141 }
    142 
    143 void log_window_init(LogWindow *logwin)
    144 {
    145 	GtkTextBuffer *buffer;
    146 
    147 	logwin->msg_color = &prefs_common.color[COL_LOG_MSG];
    148 	logwin->warn_color = &prefs_common.color[COL_LOG_WARN];
    149 	logwin->error_color = &prefs_common.color[COL_LOG_ERROR];
    150 	logwin->in_color = &prefs_common.color[COL_LOG_IN];
    151 	logwin->out_color = &prefs_common.color[COL_LOG_OUT];
    152 	logwin->status_ok_color = "#00af00"; // green
    153 	logwin->status_nok_color = "#0000af"; // blue
    154 	logwin->status_skip_color = "#aa00aa"; // purple
    155 
    156 	buffer = logwin->buffer;
    157 	gtk_text_buffer_create_tag(buffer, "message",
    158 				   "foreground-rgba", logwin->msg_color,
    159 				   NULL);
    160 	gtk_text_buffer_create_tag(buffer, "warn",
    161 				   "foreground-rgba", logwin->warn_color,
    162 				   NULL);
    163 	logwin->error_tag = gtk_text_buffer_create_tag(buffer, "error",
    164 				   "foreground-rgba", logwin->error_color,
    165 				   NULL);
    166 	gtk_text_buffer_create_tag(buffer, "input",
    167 				   "foreground-rgba", logwin->in_color,
    168 				   NULL);
    169 	gtk_text_buffer_create_tag(buffer, "output",
    170 				   "foreground-rgba", logwin->out_color,
    171 				   NULL);
    172 	gtk_text_buffer_create_tag(buffer, "status_ok",
    173 				   "foreground-rgba", logwin->status_ok_color,
    174 				   NULL);
    175 	gtk_text_buffer_create_tag(buffer, "status_nok",
    176 				   "foreground-rgba", logwin->status_nok_color,
    177 				   NULL);
    178 	gtk_text_buffer_create_tag(buffer, "status_skip",
    179 				   "foreground-rgba", logwin->status_skip_color,
    180 				   NULL);
    181 }
    182 
    183 void log_window_show(LogWindow *logwin)
    184 {
    185 	GtkTextView *text = GTK_TEXT_VIEW(logwin->text);
    186 	GtkTextBuffer *buffer = logwin->buffer;
    187 	GtkTextMark *mark;
    188 
    189 	logwin->hidden = FALSE;
    190 
    191 	if (logwin->never_shown)
    192 		gtk_text_view_set_buffer(GTK_TEXT_VIEW(logwin->text), logwin->buffer);
    193 
    194 	logwin->never_shown = FALSE;
    195 
    196 	mark = gtk_text_buffer_get_mark(buffer, "end");
    197 	gtk_text_view_scroll_mark_onscreen(text, mark);
    198 
    199 	gtk_window_deiconify(GTK_WINDOW(logwin->window));
    200 	gtk_widget_show(logwin->window);
    201 	gtk_window_present(GTK_WINDOW(logwin->window));
    202 }
    203 
    204 static void log_window_jump_to_error(LogWindow *logwin)
    205 {
    206 	GtkTextIter iter;
    207 	gtk_text_buffer_get_end_iter(logwin->buffer, &iter);
    208 	if (!gtk_text_iter_backward_to_tag_toggle(&iter, logwin->error_tag))
    209 		return;
    210 
    211 	gtk_text_iter_backward_line(&iter);
    212 	gtk_text_view_scroll_to_iter(GTK_TEXT_VIEW(logwin->text), &iter, 0, TRUE, 0, 0);
    213 }
    214 
    215 void log_window_show_error(LogWindow *logwin)
    216 {
    217 	log_window_show(logwin);
    218 	log_window_jump_to_error(logwin);
    219 }
    220 
    221 static gboolean log_window_append(gpointer source, gpointer data)
    222 {
    223 	LogText *logtext = (LogText *) source;
    224 	LogWindow *logwindow = (LogWindow *) data;
    225 	GtkTextView *text;
    226 	GtkTextBuffer *buffer;
    227 	GtkTextIter iter;
    228 	gchar *head = NULL;
    229 	const gchar *tag;
    230 
    231 	cm_return_val_if_fail(logtext != NULL, TRUE);
    232 	cm_return_val_if_fail(logtext->text != NULL, TRUE);
    233 	cm_return_val_if_fail(logwindow != NULL, FALSE);
    234 
    235 	text = GTK_TEXT_VIEW(logwindow->text);
    236 	buffer = logwindow->buffer;
    237 	gtk_text_buffer_get_iter_at_offset(buffer, &iter, -1);
    238 
    239 	switch (logtext->type) {
    240 	case LOG_MSG:
    241 		tag = "message";
    242 		head = "* ";
    243 		break;
    244 	case LOG_WARN:
    245 		tag = "warn";
    246 		head = "** ";
    247 		break;
    248 	case LOG_ERROR:
    249 		tag = "error";
    250 		head = "*** ";
    251 		logwindow->has_error = TRUE;
    252 		break;
    253 	case LOG_STATUS_OK:
    254 		tag = "status_ok";
    255 		head = "> ";
    256 		break;
    257 	case LOG_STATUS_NOK:
    258 		tag = "status_nok";
    259 		head = "> ";
    260 		break;
    261 	case LOG_STATUS_SKIP:
    262 		tag = "status_skip";
    263 		head = "> skipped: ";
    264 		break;
    265 	default:
    266 		tag = NULL;
    267 		break;
    268 	}
    269 
    270 	if (logtext->instance == LOG_PROTOCOL) {
    271 		if (tag == NULL) {
    272 			if (strstr(logtext->text, "] POP>")
    273 			||  strstr(logtext->text, "] IMAP>")
    274 			||  strstr(logtext->text, "] SMTP>")
    275 			||  strstr(logtext->text, "] ESMTP>")
    276 			||  strstr(logtext->text, "] NNTP>"))
    277 				tag = "output";
    278 			if (strstr(logtext->text, "] POP<")
    279 			||  strstr(logtext->text, "] IMAP<")
    280 			||  strstr(logtext->text, "] SMTP<")
    281 			||  strstr(logtext->text, "] ESMTP<")
    282 			||  strstr(logtext->text, "] NNTP<"))
    283 				tag = "input";
    284 		}
    285 	}
    286 
    287 	if (head)
    288 		gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, head, -1,
    289 							 tag, NULL);
    290 
    291 	if (!g_utf8_validate(logtext->text, -1, NULL)) {
    292 		gchar * mybuf = g_malloc(strlen(logtext->text)*2 +1);
    293 		conv_localetodisp(mybuf, strlen(logtext->text)*2 +1, logtext->text);
    294 		gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, mybuf, -1,
    295 							 tag, NULL);
    296 		g_free(mybuf);
    297 	} else {
    298 		gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, logtext->text, -1,
    299 							 tag, NULL);
    300 	}
    301 	gtk_text_buffer_get_start_iter(buffer, &iter);
    302 
    303 	if (!logwindow->hidden) {
    304 		GtkAdjustment *vadj = gtk_scrollable_get_vadjustment(GTK_SCROLLABLE(text));
    305 		gfloat upper = gtk_adjustment_get_upper(vadj) -
    306 		    gtk_adjustment_get_page_size(vadj);
    307 		gfloat value = gtk_adjustment_get_value(vadj);
    308 		if (value == upper ||
    309 		    (upper - value < 16 && value < 8))
    310 			gtk_text_view_scroll_mark_onscreen(text, logwindow->end_mark);
    311 	}
    312 
    313 	return FALSE;
    314 }
    315 
    316 static void hide_cb(GtkWidget *widget, LogWindow *logwin)
    317 {
    318 	logwin->hidden = TRUE;
    319 }
    320 
    321 static void log_window_clear(GtkWidget *widget, LogWindow *logwin)
    322 {
    323 	GtkTextBuffer *textbuf = logwin->buffer;
    324 	GtkTextIter start_iter, end_iter;
    325 
    326 	gtk_text_buffer_get_start_iter(textbuf, &start_iter);
    327 	gtk_text_buffer_get_end_iter(textbuf, &end_iter);
    328 	gtk_text_buffer_delete(textbuf, &start_iter, &end_iter);
    329 }
    330 
    331 static void log_window_go_to_last_error(GtkWidget *widget, LogWindow *logwin)
    332 {
    333 	log_window_jump_to_error(logwin);
    334 }
    335 
    336 static void log_window_popup_menu_extend(GtkTextView *textview,
    337    			GtkMenu *menu, LogWindow *logwin)
    338 {
    339 	GtkWidget *menuitem;
    340 
    341 	cm_return_if_fail(menu != NULL);
    342 	cm_return_if_fail(GTK_IS_MENU_SHELL(menu));
    343 
    344 	menuitem = gtk_separator_menu_item_new();
    345 	gtk_menu_shell_prepend(GTK_MENU_SHELL(menu), menuitem);
    346 	gtk_widget_show(menuitem);
    347 
    348 	if (logwin->has_error_capability) {
    349 		menuitem = gtk_menu_item_new_with_mnemonic(_("_Go to last error"));
    350 		g_signal_connect(G_OBJECT(menuitem), "activate",
    351 				 G_CALLBACK(log_window_go_to_last_error), logwin);
    352 		gtk_menu_shell_prepend(GTK_MENU_SHELL(menu), menuitem);
    353 		gtk_widget_show(menuitem);
    354 	}
    355 
    356 	menuitem = gtk_menu_item_new_with_mnemonic(_("Clear _Log"));
    357 	g_signal_connect(G_OBJECT(menuitem), "activate",
    358 			 G_CALLBACK(log_window_clear), logwin);
    359 	gtk_menu_shell_prepend(GTK_MENU_SHELL(menu), menuitem);
    360 	gtk_widget_show(menuitem);
    361 }
    362