From 872ad21e6330d72c6b5d42e423c6bab5def32d69 Mon Sep 17 00:00:00 2001
From: Eric Koegel <eric.koegel@gmail.com>
Date: Fri, 6 Jan 2012 14:19:07 +0300
Subject: [PATCH] Single click option to open items on desktop.

This patch adds support to launch items from a single left click
based on an xfconf property /desktop-icons/single-click.
---
 doc/README.xfconf         |    1 +
 src/xfdesktop-icon-view.c |   47 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 48 insertions(+), 0 deletions(-)

diff --git a/doc/README.xfconf b/doc/README.xfconf
index 2fa1c40..bcc68e4 100644
--- a/doc/README.xfconf
+++ b/doc/README.xfconf
@@ -37,6 +37,7 @@ property is listd after the name.
     <use-custom-font-size bool>
     <font-size uint>
     <icon-size uint>
+    <single-click bool>
     <file-icons>
         <show-filesystem bool>
         <show-home bool>
diff --git a/src/xfdesktop-icon-view.c b/src/xfdesktop-icon-view.c
index 0736006..8317081 100644
--- a/src/xfdesktop-icon-view.c
+++ b/src/xfdesktop-icon-view.c
@@ -48,9 +48,11 @@
 
 #include "xfdesktop-icon-view.h"
 #include "xfdesktop-marshal.h"
+#include "xfdesktop-common.h"
 
 #include <libwnck/libwnck.h>
 #include <libxfce4ui/libxfce4ui.h>
+#include <xfconf/xfconf.h>
 
 #define DEFAULT_FONT_SIZE  12
 #define DEFAULT_ICON_SIZE  32
@@ -802,6 +804,35 @@ xfdesktop_icon_view_button_press(GtkWidget *widget,
 }
 
 static gboolean
+xfdesktop_icon_view_get_single_click(XfdesktopIconView *icon_view)
+{
+    gboolean have_xfconf = FALSE;
+    XfconfChannel *desktop_channel = NULL;
+    gboolean single_click = FALSE;
+    const gchar *single_click_property = "/desktop-icons/single-click";
+
+    have_xfconf = xfconf_init(NULL);
+    if(have_xfconf) {
+        desktop_channel = xfconf_channel_get(XFDESKTOP_CHANNEL);
+
+        if(xfconf_channel_has_property(desktop_channel,
+                                       single_click_property)) {
+            single_click =  xfconf_channel_get_bool(desktop_channel,
+                                                    single_click_property,
+                                                    FALSE);
+        } else {
+            /* property doesn't exist, create it for the user */
+            xfconf_channel_set_bool(desktop_channel,
+                                    single_click_property,
+                                    FALSE);
+        }
+        xfconf_shutdown();
+    }
+
+    return single_click;
+}
+
+static gboolean
 xfdesktop_icon_view_button_release(GtkWidget *widget,
                                    GdkEventButton *evt,
                                    gpointer user_data)
@@ -810,6 +841,22 @@ xfdesktop_icon_view_button_release(GtkWidget *widget,
     
     TRACE("entering btn=%d", evt->button);
     
+    /* single-click */
+    if(xfdesktop_icon_view_get_single_click(icon_view)
+       && evt->button == 1
+       && !icon_view->priv->definitely_dragging
+       && !icon_view->priv->definitely_rubber_banding) {
+        XfdesktopIcon *icon;
+        GList *icon_l = g_list_find_custom(icon_view->priv->icons, evt,
+                                           (GCompareFunc)xfdesktop_check_icon_clicked);
+        if(icon_l && (icon = icon_l->data)) {
+            icon_view->priv->cursor = icon;
+            g_signal_emit(G_OBJECT(icon_view), __signals[SIG_ICON_ACTIVATED],
+                          0, NULL);
+            xfdesktop_icon_activated(icon);
+        }
+    }
+
     if(evt->button == 1) {
         DBG("unsetting stuff");
         icon_view->priv->definitely_dragging = FALSE;
-- 
1.7.5.4