[glade/css: 7/8] Added project css property support

[Juan Pablo Ugarte <jpu src gnome org>]

commit da24c3ee9aafea334ef93f834b26d213d4c05f97
Author: Juan Pablo Ugarte <juanpablougarte gmail com>
Date:   Mon Jul 29 11:46:14 2013 -0300

    Added project css property support

 gladeui/glade-project-properties.c  |   78 +++++++++++++++++++++++++++++++++++
 gladeui/glade-project-properties.ui |   40 ++++++++++++++++++
 2 files changed, 118 insertions(+), 0 deletions(-)
---
diff --git a/gladeui/glade-project-properties.c b/gladeui/glade-project-properties.c
index c4d2819..ca1af24 100644
--- a/gladeui/glade-project-properties.c
+++ b/gladeui/glade-project-properties.c
@@ -66,6 +66,10 @@ static void     on_license_textview_populate_popup    (GtkTextView            *t
                                                        GladeProjectProperties *properties);
 static void     on_glade_project_properties_hide      (GtkWidget              *widget,
                                                        GladeProjectProperties *properties);
+static void     on_css_filechooser_file_set           (GtkFileChooserButton   *widget,
+                                                       GladeProjectProperties *properties);
+static void     on_css_checkbutton_toggled            (GtkWidget              *widget,
+                                                       GladeProjectProperties *properties);
 /* Project callbacks */
 static void     project_resource_path_changed         (GladeProject           *project,
                                                       GParamSpec             *pspec,
@@ -81,6 +85,9 @@ static void     project_targets_changed               (GladeProject           *p
 static void     project_license_changed               (GladeProject           *project,
                                                       GParamSpec             *pspec,
                                                       GladeProjectProperties *properties);
+static void     project_css_provider_path_changed     (GladeProject           *project,
+                                                       GParamSpec             *pspec,
+                                                       GladeProjectProperties *properties);
 
 struct _GladeProjectPropertiesPrivate
 {
@@ -100,6 +107,9 @@ struct _GladeProjectPropertiesPrivate
   GtkWidget *template_checkbutton;
   GtkTextBuffer *license_textbuffer;
 
+  GtkWidget *css_filechooser;
+  GtkWidget *css_checkbutton;
+  
   GHashTable *target_radios;
   gboolean ignore_ui_cb;
 };
@@ -163,6 +173,8 @@ glade_project_properties_class_init (GladeProjectPropertiesClass *klass)
   gtk_widget_class_bind_template_child_private (widget_class, GladeProjectProperties, template_combobox);
   gtk_widget_class_bind_template_child_private (widget_class, GladeProjectProperties, toolkit_box);
   gtk_widget_class_bind_template_child_private (widget_class, GladeProjectProperties, license_textbuffer);
+  gtk_widget_class_bind_template_child_private (widget_class, GladeProjectProperties, css_filechooser);
+  gtk_widget_class_bind_template_child_private (widget_class, GladeProjectProperties, css_checkbutton);
 
   /* Declare the callback ports that this widget class exposes, to bind with <signal>
    * connections defined in the GtkBuilder xml
@@ -179,6 +191,8 @@ glade_project_properties_class_init (GladeProjectPropertiesClass *klass)
   gtk_widget_class_bind_template_callback (widget_class, on_relative_path_entry_changed);
   gtk_widget_class_bind_template_callback (widget_class, on_license_textview_populate_popup);
   gtk_widget_class_bind_template_callback (widget_class, on_glade_project_properties_hide);  
+  gtk_widget_class_bind_template_callback (widget_class, on_css_filechooser_file_set);
+  gtk_widget_class_bind_template_callback (widget_class, on_css_checkbutton_toggled);
 }
 
 /********************************************************
@@ -335,6 +349,8 @@ glade_project_properties_set_project (GladeProjectProperties *properties,
                    G_CALLBACK (project_template_changed), properties);
   g_signal_connect (priv->project, "notify::translation-domain",
                    G_CALLBACK (project_domain_changed), properties);
+  g_signal_connect (priv->project, "notify::css-provider-path",
+                   G_CALLBACK (project_css_provider_path_changed), properties);  
   g_signal_connect (priv->project, "targets-changed",
                    G_CALLBACK (project_targets_changed), properties);
   g_signal_connect (priv->project, "notify::license",
@@ -345,6 +361,7 @@ glade_project_properties_set_project (GladeProjectProperties *properties,
 
   project_template_changed (project, NULL, properties);
   project_domain_changed (project, NULL, properties);
+  project_css_provider_path_changed (project, NULL, properties);
 }
 
 static void
@@ -812,6 +829,40 @@ on_glade_project_properties_hide (GtkWidget              *widget,
   g_free (license);
 }
 
+static void
+on_css_checkbutton_toggled (GtkWidget *widget, GladeProjectProperties *properties)
+{
+  GladeProjectPropertiesPrivate *priv = properties->priv;
+
+  if (priv->ignore_ui_cb)
+    return;
+
+  if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)))
+    {
+      gtk_widget_set_sensitive (priv->css_filechooser, TRUE);
+    }
+  else
+    {
+      gtk_widget_set_sensitive (priv->css_filechooser, FALSE);
+      glade_project_set_css_provider_path (priv->project, NULL);
+    }
+}
+
+static void
+on_css_filechooser_file_set (GtkFileChooserButton   *widget,
+                             GladeProjectProperties *properties)
+{
+  GladeProjectPropertiesPrivate *priv = properties->priv;
+  const gchar *path;
+
+  if (priv->ignore_ui_cb)
+    return;
+
+  path = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (widget));
+  g_message ("%s %s", __func__, path);
+  glade_project_set_css_provider_path (priv->project, path);
+}
+
 /******************************************************
  *                   Project Callbacks                *
  ******************************************************/
@@ -958,6 +1009,33 @@ project_license_changed (GladeProject           *project,
   priv->ignore_ui_cb = FALSE;
 }
 
+static void
+project_css_provider_path_changed (GladeProject           *project,
+                                   GParamSpec             *pspec,
+                                   GladeProjectProperties *properties)
+{
+  GladeProjectPropertiesPrivate *priv = properties->priv;
+  const gchar *filename = glade_project_get_css_provider_path (project);
+  GtkFileChooser *chooser = GTK_FILE_CHOOSER (priv->css_filechooser);
+
+  priv->ignore_ui_cb = TRUE;
+  
+  if (filename)
+    {
+      gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (priv->css_checkbutton), TRUE);
+      gtk_widget_set_sensitive (priv->css_filechooser, TRUE);
+      gtk_file_chooser_set_filename (chooser, filename);
+    }
+  else
+    {
+      gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (priv->css_checkbutton), FALSE);
+      gtk_widget_set_sensitive (priv->css_filechooser, FALSE);
+      gtk_file_chooser_unselect_all (chooser);
+    }
+
+  priv->ignore_ui_cb = FALSE;
+}
+
 /******************************************************
  *                         API                        *
  ******************************************************/
diff --git a/gladeui/glade-project-properties.ui b/gladeui/glade-project-properties.ui
index 2a6605c..eac2896 100644
--- a/gladeui/glade-project-properties.ui
+++ b/gladeui/glade-project-properties.ui
@@ -3,6 +3,14 @@
 <interface domain="glade">
   <!-- interface-requires gtk+ 3.8 -->
   <object class="GtkTextBuffer" id="license_textbuffer"/>
+  <object class="GtkFileFilter" id="css_filter">
+    <mime-types>
+      <mime-type>text/css</mime-type>
+    </mime-types>
+    <patterns>
+      <pattern>*.css</pattern>
+    </patterns>
+  </object>
   <template class="GladeProjectProperties" parent="GtkDialog">
     <property name="can_focus">False</property>
     <property name="border_width">5</property>
@@ -110,6 +118,38 @@
                         <property name="height">1</property>
                       </packing>
                     </child>
+                    <child>
+                      <object class="GtkFileChooserButton" id="css_filechooser">
+                        <property name="visible">True</property>
+                        <property name="can_focus">False</property>
+                        <property name="filter">css_filter</property>
+                        <property name="title" translatable="yes">Select a CSS to use as custom style 
provider</property>
+                        <signal name="file-set" handler="on_css_filechooser_file_set" swapped="no"/>
+                      </object>
+                      <packing>
+                        <property name="left_attach">1</property>
+                        <property name="top_attach">2</property>
+                        <property name="width">1</property>
+                        <property name="height">1</property>
+                      </packing>
+                    </child>
+                    <child>
+                      <object class="GtkCheckButton" id="css_checkbutton">
+                        <property name="label" translatable="yes">Custom CSS style provider:</property>
+                        <property name="visible">True</property>
+                        <property name="can_focus">True</property>
+                        <property name="receives_default">False</property>
+                        <property name="xalign">0</property>
+                        <property name="draw_indicator">True</property>
+                        <signal name="toggled" handler="on_css_checkbutton_toggled" swapped="no"/>
+                      </object>
+                      <packing>
+                        <property name="left_attach">0</property>
+                        <property name="top_attach">2</property>
+                        <property name="width">1</property>
+                        <property name="height">1</property>
+                      </packing>
+                    </child>
                   </object>
                 </child>
                 <child type="label">