desktop/yad: Added (Yet Another Dialog display utility)

Signed-off-by: Robby Workman <rworkman@slackbuilds.org>

1 files changed, 380 insertions, 0 deletions

diff --git a/desktop/yad/notification.c.r158 b/desktop/yad/notification.c.r158
new file mode 100644
index 0000000000..adcaa859ac
--- /dev/null
+++ b/desktop/yad/notification.c.r158
@@ -0,0 +1,380 @@
+/*
+ * This file is part of YAD.
+ *
+ * YAD 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * YAD 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 YAD; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * Copyright (C) 2008-2010, Victor Ananjevsky <ananasik@gmail.com>
+ *
+ */
+
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <time.h>
+#include <string.h>
+#include <unistd.h>
+#include <errno.h>
+
+#include "yad.h"
+
+typedef struct {
+  gchar *name;
+  gchar *action;
+} MenuData;
+
+static GtkStatusIcon *status_icon;
+
+static gchar *icon = NULL;
+static gchar *action = NULL;
+
+static GSList *menu_data;
+
+static gint exit_code;
+static gint icon_size;
+
+static void
+timeout_cb (gpointer data)
+{
+  exit_code = YAD_RESPONSE_TIMEOUT;
+  gtk_main_quit ();
+}
+
+static void
+set_icon (void)
+{
+  GdkPixbuf *pixbuf;
+  GError *err = NULL;
+
+  if (icon == NULL)
+    {
+      gtk_status_icon_set_from_icon_name (status_icon, "yad");
+      return;
+    }
+
+  if (g_file_test (icon, G_FILE_TEST_EXISTS))
+    {
+      pixbuf =
+        gdk_pixbuf_new_from_file_at_scale (icon, icon_size, icon_size,
+                                           TRUE, &err);
+      if (err)
+        {
+          g_printerr (_("Could not load notification icon '%s': %s"),
+                     icon, err->message);
+          g_clear_error (&err);
+        }
+      if (pixbuf)
+	{
+	  gtk_status_icon_set_from_pixbuf (status_icon, pixbuf);
+	  g_object_unref (pixbuf);
+	}
+      else
+	gtk_status_icon_set_from_icon_name (status_icon, "yad");
+    }
+  else
+    gtk_status_icon_set_from_icon_name (status_icon, icon);
+}
+
+static gboolean
+icon_size_changed_cb (GtkStatusIcon * icon, gint size, gpointer data)
+{
+  icon_size = size;
+  set_icon ();
+  return TRUE;
+}
+
+static gboolean
+activate_cb (GtkWidget * widget, YadData * data)
+{
+  if (action == NULL || g_ascii_strcasecmp (action, "quit") == 0)
+    {
+      exit_code = YAD_RESPONSE_OK;
+      gtk_main_quit ();
+    }
+  else
+    g_spawn_command_line_async (action, NULL);
+
+  return TRUE;
+}
+
+static gboolean
+middle_quit_cb (GtkStatusIcon * icon, GdkEventButton * ev, 
+		gpointer data)
+{
+  if (ev->button == 2)
+    {
+      exit_code = YAD_RESPONSE_ESC;
+      gtk_main_quit ();
+    }
+
+  return FALSE;
+}
+
+static void
+popup_menu_item_activate_cb (GtkWidget * w, gpointer data)
+{
+  gchar *cmd = (gchar *) data;
+
+  if (g_ascii_strcasecmp (cmd, "quit") == 0)
+    {
+      exit_code = YAD_RESPONSE_OK;
+      gtk_main_quit ();
+    }
+  else
+    g_spawn_command_line_async (cmd, NULL);
+}
+
+static void
+popup_menu_cb (GtkStatusIcon * icon, guint button,
+	       guint activate_time, gpointer data)
+{
+  GtkWidget *menu;
+  GtkWidget *item;
+  int i;
+
+  g_return_if_fail (menu_data != NULL);
+
+  menu = gtk_menu_new ();
+  for (i = 0; i < g_slist_length (menu_data); i++)
+    {
+      MenuData *d = (MenuData *) g_slist_nth_data (menu_data, i);
+
+      if (d->name)
+        {
+          item = gtk_menu_item_new_with_label (d->name);
+          g_signal_connect (GTK_MENU_ITEM (item), "activate",
+                            G_CALLBACK (popup_menu_item_activate_cb),
+                            (gpointer) d->action);
+        }
+      else
+	item = gtk_separator_menu_item_new ();
+
+      gtk_widget_show (item);
+      gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+    }
+  gtk_menu_popup (GTK_MENU (menu), NULL, NULL,
+                  gtk_status_icon_position_menu,
+		  icon, button, activate_time);
+}
+
+static gboolean
+handle_stdin (GIOChannel * channel,
+	      GIOCondition condition, gpointer data)
+{
+  if ((condition & G_IO_IN) != 0)
+    {
+      GString *string;
+      GError *err = NULL;
+
+      string = g_string_new (NULL);
+      while (channel->is_readable == FALSE) ;
+
+      do
+        {
+          gint status;
+          gchar *command, *value, **args;
+
+          do
+            {
+              status =
+                g_io_channel_read_line_string (channel, string, NULL, &err);
+
+              while (gdk_events_pending ())
+                gtk_main_iteration ();
+            }
+          while (status == G_IO_STATUS_AGAIN);
+	  strip_new_line (string->str);
+
+          if (status != G_IO_STATUS_NORMAL)
+            {
+              if (err)
+                {
+                  g_printerr ("yad_notification_handle_stdin(): %s\n",
+			      err->message);
+                  g_error_free (err);
+                  err = NULL;
+                }
+              continue;
+            }
+
+	  args = g_strsplit (string->str, ":", 2);
+          command = g_strdup (args[0]);
+          value = g_strdup (args[1]);
+	  g_strfreev (args);
+
+          if (!g_ascii_strcasecmp (command, "icon"))
+            {
+              while (*value && g_ascii_isspace (*value))
+                value++;
+
+              g_free (icon);
+              icon = g_strdup (value);
+
+              if (gtk_status_icon_get_visible (status_icon) &&
+		  gtk_status_icon_is_embedded (status_icon))
+		set_icon ();
+            }
+          else if (!g_ascii_strcasecmp (command, "tooltip"))
+            {
+              if (g_utf8_validate (value, -1, NULL))
+                {
+                  gchar *message = g_strcompress (value);
+#if GTK_CHECK_VERSION(2,16,0)
+		  if (options.data.no_markup)
+		    gtk_status_icon_set_tooltip_markup (status_icon, message);
+		  else
+		    gtk_status_icon_set_tooltip_text (status_icon, message);
+#else
+                  gtk_status_icon_set_tooltip (status_icon, message);
+#endif
+
+                  g_free (message);
+                }
+              else
+		g_printerr (_("Invalid UTF-8 in tooltip!\n"));
+            }
+          else if (!g_ascii_strcasecmp (command, "visible"))
+            {
+#if !GTK_CHECK_VERSION(2,91,0)
+              if (!g_ascii_strcasecmp (value, "blink"))
+                {
+                  gboolean state = gtk_status_icon_get_blinking (status_icon);
+                  gtk_status_icon_set_blinking (status_icon, !state);
+                }
+              else 
+#endif
+		if (!g_ascii_strcasecmp (value, "false"))
+		  gtk_status_icon_set_visible (status_icon, FALSE);
+		else
+		  gtk_status_icon_set_visible (status_icon, TRUE);
+            }
+          else if (!g_ascii_strcasecmp (command, "action"))
+            {
+              g_free (action);
+              action = g_strdup (value);
+            }
+	  else if (!g_ascii_strcasecmp (command, "quit"))
+	    {
+	      exit_code = YAD_RESPONSE_OK;
+	      gtk_main_quit ();
+	    }
+          else if (!g_ascii_strcasecmp (command, "menu"))
+            {
+              MenuData *mdata;
+              int i = 0;
+              gchar *s, **menu_vals = g_strsplit (value, options.common_data.separator, -1);
+
+              g_slist_free (menu_data);
+              menu_data = NULL;
+
+              while (menu_vals[i] != NULL)
+                {
+                  mdata = g_new0 (MenuData, 1);
+                  s = strchr (menu_vals[i], settings.menu_sep[0]);
+                  if (s != NULL)
+                    {
+                      mdata->name =
+                        g_strndup (menu_vals[i], s - menu_vals[i]);
+                      mdata->action = g_strdup (s + 1);
+                    }
+                  menu_data = g_slist_append (menu_data, mdata);
+                  i++;
+                }
+
+              g_strfreev (menu_vals);
+            }
+          else
+	    g_printerr (_("Unknown command '%s'\n"), command);
+
+          g_free (command);
+	  g_free (value);
+        }
+      while (g_io_channel_get_buffer_condition (channel) == G_IO_IN);
+      g_string_free (string, TRUE);
+    }
+
+  if ((condition & G_IO_HUP) != 0)
+    {
+      g_io_channel_shutdown (channel, TRUE, NULL);
+      gtk_main_quit ();
+      return FALSE;
+    }
+
+  return TRUE;
+}
+
+gint
+yad_notification_run ()
+{
+  GIOChannel *channel = NULL;
+
+  status_icon = gtk_status_icon_new ();
+  g_signal_connect (status_icon, "size-changed",
+                    G_CALLBACK (icon_size_changed_cb), NULL);
+
+  if (options.data.dialog_text)
+    {
+#if GTK_CHECK_VERSION(2,16,0)
+      if (options.data.no_markup)
+	gtk_status_icon_set_tooltip_markup (status_icon, options.data.dialog_text);
+      else
+	gtk_status_icon_set_tooltip_text (status_icon, options.data.dialog_text);
+#else
+      gtk_status_icon_set_tooltip (status_icon, options.data.dialog_text);
+#endif
+    }
+  else
+#if GTK_CHECK_VERSION(2,16,0)
+    gtk_status_icon_set_tooltip_text (status_icon, _("Yad notification"));
+#else
+    gtk_status_icon_set_tooltip (status_icon, _("Yad notification"));
+#endif
+
+  if (options.data.dialog_image)
+    icon = g_strdup (options.data.dialog_image);
+  if (options.common_data.command)
+    action = g_strdup (options.common_data.command);
+  menu_data = NULL;
+
+  g_signal_connect (status_icon, "activate",
+		    G_CALLBACK (activate_cb), NULL);
+
+  /* quit on middle click (like press Esc) */
+  g_signal_connect (status_icon, "button-press-event",
+		    G_CALLBACK (middle_quit_cb), NULL); 
+
+  if (options.notification_data.listen)
+    {
+      channel = g_io_channel_unix_new (0);
+      if (channel)
+	{
+	  g_io_channel_set_encoding (channel, NULL, NULL);
+	  g_io_channel_set_flags (channel, G_IO_FLAG_NONBLOCK, NULL);
+	  g_io_add_watch (channel, G_IO_IN | G_IO_HUP, handle_stdin, NULL);
+
+	  g_signal_connect (status_icon, "popup_menu",
+			    G_CALLBACK (popup_menu_cb), NULL);
+	}
+    }
+
+  /* Show icon and wait */
+  gtk_status_icon_set_visible (status_icon, TRUE);
+
+  if (options.data.timeout > 0)
+    g_timeout_add_seconds (options.data.timeout,
+			   (GSourceFunc) timeout_cb, NULL);
+
+  gtk_main ();
+
+  return exit_code;
+}