Make more text translatable

[andy/viking.git] / src / ui_util.c

diff --git a/src/ui_util.c b/src/ui_util.c
index bc061ea5dc81beee4e5c3e35c217b7d9e5c35061..017acf52d27f2c25ac9a2524b56629802483ed6d 100644 (file)
--- a/src/ui_util.c
+++ b/src/ui_util.c
@@ -1,12 +1,15 @@
 /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
 /*
  *    Viking - GPS data editor
- *    Copyright (C) 2007, Guilhem Bonnefille <guilhem.bonnefille@gmail.com>
  *    Copyright (C) 2014, Rob Norris <rw_norris@hotmail.com>
+ *    Copyright 2006-2012 Enrico Tröger <enrico(dot)troeger(at)uvena(dot)de>
+ *    Copyright 2006-2012 Nick Treleaven <nick(dot)treleaven(at)btinternet(dot)com>
+ *    Copyright 2011-2012 Matthew Brush <mbrush(at)codebrainz(dot)ca>
  *
  *    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, version 2.
+ *    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
@@ -32,12 +35,13 @@
 
 #include "util.h"
 #include "dialog.h"
+#include "settings.h"
 
 #ifdef WINDOWS
 #include <windows.h>
 #endif
 
-/*
+
 #ifndef WINDOWS
 static gboolean spawn_command_line_async(const gchar * cmd,
                                          const gchar * arg)
@@ -55,7 +59,7 @@ static gboolean spawn_command_line_async(const gchar * cmd,
   return status;
 }
 #endif
-*/
+
 
 // Annoyingly gtk_show_uri() doesn't work so resort to ShellExecute method
 //   (non working at least in our Windows build with GTK+2.24.10 on Windows 7)
@@ -65,11 +69,25 @@ void open_url(GtkWindow *parent, const gchar * url)
 #ifdef WINDOWS
   ShellExecute(NULL, NULL, (char *) url, NULL, ".\\", 0);
 #else
-  GError *error = NULL;
-  gtk_show_uri ( gtk_widget_get_screen (GTK_WIDGET(parent)), url, GDK_CURRENT_TIME, &error );
-  if ( error ) {
-    a_dialog_error_msg_extra ( parent, _("Could not launch web browser. %s"), error->message );
-    g_error_free ( error );
+  gboolean use_browser = FALSE;
+  if ( a_settings_get_boolean ( "use_env_browser", &use_browser ) ) {
+    const gchar *browser = g_getenv("BROWSER");
+    if (browser == NULL || browser[0] == '\0') {
+      browser = "firefox";
+    }
+    if (spawn_command_line_async(browser, url)) {
+      return;
+    }
+    else
+      g_warning("Failed to run: %s on %s", browser, url);
+  }
+  else {
+    GError *error = NULL;
+    gtk_show_uri ( gtk_widget_get_screen (GTK_WIDGET(parent)), url, GDK_CURRENT_TIME, &error );
+    if ( error ) {
+      a_dialog_error_msg_extra ( parent, _("Could not launch web browser. %s"), error->message );
+      g_error_free ( error );
+    }
   }
 #endif
 }
@@ -206,7 +224,9 @@ GdkPixbuf *ui_pixbuf_set_alpha ( GdkPixbuf *pixbuf, guint8 alpha )
   for (iii = 0; iii < width; iii++) for (jjj = 0; jjj < height; jjj++)
   {
     pixels += 3;
-    *pixels++ = alpha;
+    if ( *pixels != 0 )
+      *pixels = alpha;
+    pixels++;
   }
   return pixbuf;
 }
@@ -237,7 +257,8 @@ GdkPixbuf *ui_pixbuf_scale_alpha ( GdkPixbuf *pixbuf, guint8 alpha )
   for (iii = 0; iii < width; iii++) for (jjj = 0; jjj < height; jjj++)
   {
     pixels += 3;
-    *pixels = (guint8)(((guint16)*pixels * (guint16)alpha) / 255);
+    if ( *pixels != 0 )
+      *pixels = (guint8)(((guint16)*pixels * (guint16)alpha) / 255);
     pixels++;
   }
   return pixbuf;
@@ -260,3 +281,62 @@ void ui_add_recent_file ( const gchar *filename )
                g_free (uri);
        }
 }
+
+/**
+ * Clear the entry text if the specified icon is pressed
+ */
+static void ui_icon_clear_entry ( GtkEntry             *entry,
+                                  GtkEntryIconPosition position,
+                                  GdkEventButton       *event,
+                                  gpointer             data )
+{
+       if ( position == GPOINTER_TO_INT(data) )
+               gtk_entry_set_text ( entry, "" );
+}
+
+static void
+text_changed_cb (GtkEntry   *entry,
+                 GParamSpec *pspec,
+                 gpointer   data)
+{
+       if ( data ) {
+               gboolean has_text = gtk_entry_get_text_length(entry) > 0;
+               gtk_entry_set_icon_sensitive ( entry, GPOINTER_TO_INT(data), has_text );
+       }
+}
+
+/**
+ * Create an entry field with an icon to clear the entry
+ *
+ * Ideal for entries used for getting user entered transitory data,
+ *  so it is easy to delete the text and start again.
+ */
+GtkWidget *ui_entry_new ( const gchar *str, GtkEntryIconPosition position )
+{
+       GtkWidget *entry = gtk_entry_new();
+       if ( str )
+               gtk_entry_set_text ( GTK_ENTRY(entry), str );
+       gtk_entry_set_icon_from_stock ( GTK_ENTRY(entry), position, GTK_STOCK_CLEAR );
+#if GTK_CHECK_VERSION (2,20,0)
+       text_changed_cb ( GTK_ENTRY(entry), NULL, GINT_TO_POINTER(position) );
+       g_signal_connect ( entry, "notify::text", G_CALLBACK(text_changed_cb), GINT_TO_POINTER(position) );
+#endif
+       g_signal_connect ( entry, "icon-release", G_CALLBACK(ui_icon_clear_entry), GINT_TO_POINTER(position) );
+       return entry;
+}
+
+/**
+ * Create a spinbutton with an icon to clear the entry
+ *
+ * Ideal for entries used for getting user entered transitory data,
+ *  so it is easy to delete the number and start again.
+ */
+GtkWidget *ui_spin_button_new ( GtkAdjustment *adjustment,
+                                gdouble climb_rate,
+                                guint digits )
+{
+       GtkWidget *spin = gtk_spin_button_new ( adjustment, climb_rate, digits );
+       gtk_entry_set_icon_from_stock ( GTK_ENTRY(spin), GTK_ENTRY_ICON_PRIMARY, GTK_STOCK_CLEAR );
+       g_signal_connect ( spin, "icon-release", G_CALLBACK(ui_icon_clear_entry), GINT_TO_POINTER(GTK_ENTRY_ICON_PRIMARY) );
+       return spin;
+}