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[glade/flowbox] Support GtkFlowBox

commit 824c1b3ad4085247281af89bc95956e61de4127d
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Oct 17 23:03:30 2014 -0400

    Support GtkFlowBox

 plugins/gtk+/Makefile.am                           |    1 +
 plugins/gtk+/glade-gtk-flow-box.c                  |  265 ++++++++++++++++++++
 plugins/gtk+/gtk+.xml.in                           |   54 ++++
 plugins/gtk+/icons/16x16/Makefile.am               |    2 +
 plugins/gtk+/icons/16x16/widget-gtk-flowbox.png    |  Bin 0 -> 381 bytes
 .../gtk+/icons/16x16/widget-gtk-flowboxchild.png   |  Bin 0 -> 365 bytes
 plugins/gtk+/icons/22x22/Makefile.am               |    2 +
 plugins/gtk+/icons/22x22/widget-gtk-flowbox.png    |  Bin 0 -> 230 bytes
 .../gtk+/icons/22x22/widget-gtk-flowboxchild.png   |  Bin 0 -> 226 bytes
 9 files changed, 324 insertions(+), 0 deletions(-)
---
diff --git a/plugins/gtk+/Makefile.am b/plugins/gtk+/Makefile.am
index 4fff22b..b810e49 100644
--- a/plugins/gtk+/Makefile.am
+++ b/plugins/gtk+/Makefile.am
@@ -70,6 +70,7 @@ libgladegtk_la_SOURCES =              \
        glade-gtk-expander.c            \
        glade-gtk-file-chooser-widget.c \
        glade-gtk-fixed-layout.c        \
+       glade-gtk-flow-box.c            \
        glade-gtk-font-chooser-widget.c \
        glade-gtk-frame.c               \
        glade-gtk-grid.c                \
diff --git a/plugins/gtk+/glade-gtk-flow-box.c b/plugins/gtk+/glade-gtk-flow-box.c
new file mode 100644
index 0000000..297b97b
--- /dev/null
+++ b/plugins/gtk+/glade-gtk-flow-box.c
@@ -0,0 +1,265 @@
+/*
+ * glade-gtk-flow-box.c - GladeWidgetAdaptor for GtkFlowBox widget
+ *
+ * Copyright (C) 2014 Red Hat, Inc.
+ *
+ * Authors:
+ *      Matthias Clasen <mclasen redhat com>
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+#include <config.h>
+
+#include <gtk/gtk.h>
+#include <glib/gi18n-lib.h>
+#include <string.h>
+
+#include <gladeui/glade.h>
+#include "glade-gtk.h"
+
+static void
+sync_child_positions (GtkFlowBox *flowbox)
+{
+  GList *l, *children;
+  int position;
+  static gboolean recursion = FALSE;
+
+  /* Avoid feedback loop */
+  if (recursion)
+    return;
+
+  children = gtk_container_get_children (GTK_CONTAINER (flowbox));
+
+  position = 0;
+  for (l = children; l; l = g_list_next (l))
+    {
+      gint old_position;
+
+      glade_widget_pack_property_get (glade_widget_get_from_gobject (l->data),
+                                      "position", &old_position);
+      if (position != old_position)
+        {
+          /* Update glade with the new value */
+          recursion = TRUE;
+          glade_widget_pack_property_set (glade_widget_get_from_gobject (l->data),
+                                          "position", position);
+          recursion = FALSE;
+        }
+
+      position++;
+    }
+
+  g_list_free (children);
+}
+
+static void
+glade_gtk_flowbox_insert (GtkFlowBox    *flowbox,
+                          GtkFlowBoxChild *child,
+                          gint           position)
+{
+  gtk_flow_box_insert (flowbox, GTK_WIDGET (child), position);
+  sync_child_positions (flowbox);
+}
+
+static void
+glade_gtk_flowbox_reorder (GtkFlowBox    *flowbox,
+                           GtkFlowBoxChild *child,
+                           gint           position)
+{
+  gtk_container_remove (GTK_CONTAINER (flowbox), GTK_WIDGET (child));
+  gtk_flow_box_insert (flowbox, GTK_WIDGET (child), position);
+  sync_child_positions (flowbox);
+}
+
+void
+glade_gtk_flowbox_get_child_property (GladeWidgetAdaptor *adaptor,
+                                      GObject            *container,
+                                      GObject            *child,
+                                      const gchar        *property_name,
+                                      GValue             *value)
+{
+  g_return_if_fail (GTK_IS_FLOW_BOX (container));
+  g_return_if_fail (GTK_IS_FLOW_BOX_CHILD (child));
+
+  if (strcmp (property_name, "position") == 0)
+    {
+      gint position = gtk_flow_box_child_get_index (GTK_FLOW_BOX_CHILD (child));
+      g_value_set_int (value, position);
+    }
+  else
+    {
+      /* Chain Up */
+      GWA_GET_CLASS (GTK_TYPE_CONTAINER)->child_get_property (adaptor,
+                                                              container,
+                                                              child,
+                                                              property_name,
+                                                              value);
+    }
+}
+
+void
+glade_gtk_flowbox_set_child_property (GladeWidgetAdaptor *adaptor,
+                                      GObject            *container,
+                                      GObject            *child,
+                                      const gchar        *property_name,
+                                      GValue             *value)
+{
+  g_return_if_fail (GTK_IS_FLOW_BOX (container));
+  g_return_if_fail (GTK_IS_FLOW_BOX_CHILD (child));
+
+  g_return_if_fail (property_name != NULL || value != NULL);
+
+  if (strcmp (property_name, "position") == 0)
+    {
+      gint position;
+
+      position = g_value_get_int (value);
+      glade_gtk_flowbox_reorder (GTK_FLOW_BOX (container),
+                                 GTK_FLOW_BOX_CHILD (child),
+                                 position);
+    }
+  else
+    {
+      /* Chain Up */
+      GWA_GET_CLASS (GTK_TYPE_CONTAINER)->child_set_property (adaptor,
+                                                              container,
+                                                              child,
+                                                              property_name,
+                                                              value);
+    }
+}
+
+gboolean
+glade_gtk_flowbox_add_verify (GladeWidgetAdaptor *adaptor,
+                              GtkWidget          *container,
+                              GtkWidget          *child,
+                              gboolean            user_feedback)
+{
+  if (!GTK_IS_FLOW_BOX_CHILD (child))
+    {
+      if (user_feedback)
+        {
+          GladeWidgetAdaptor *tool_item_adaptor =
+            glade_widget_adaptor_get_by_type (GTK_TYPE_FLOW_BOX_CHILD);
+
+          glade_util_ui_message (glade_app_get_window (),
+                                 GLADE_UI_INFO, NULL,
+                                 ONLY_THIS_GOES_IN_THAT_MSG,
+                                 glade_widget_adaptor_get_title (tool_item_adaptor),
+                                 glade_widget_adaptor_get_title (adaptor));
+        }
+
+      return FALSE;
+    }
+
+  return TRUE;
+}
+
+void
+glade_gtk_flowbox_add_child (GladeWidgetAdaptor *adaptor,
+                             GObject            *object,
+                             GObject            *child)
+{
+  g_return_if_fail (GTK_IS_FLOW_BOX (object));
+  g_return_if_fail (GTK_IS_FLOW_BOX_CHILD (child));
+
+  /* Insert to the end of the list */
+  glade_gtk_flowbox_insert (GTK_FLOW_BOX (object),
+                            GTK_FLOW_BOX_CHILD (child),
+                            -1);
+}
+
+void
+glade_gtk_flowbox_remove_child (GladeWidgetAdaptor *adaptor,
+                                GObject            *object,
+                                GObject            *child)
+{
+  gtk_container_remove (GTK_CONTAINER (object), GTK_WIDGET (child));
+  sync_child_positions (GTK_FLOW_BOX (object));
+}
+
+static void
+glade_gtk_flowbox_child_insert_action (GladeWidgetAdaptor *adaptor,
+                                       GObject            *container,
+                                       GObject            *object,
+                                       const gchar        *group_format,
+                                       gboolean            after)
+{
+  GladeWidget *parent;
+  GladeWidget *gchild;
+  gint position;
+
+  parent = glade_widget_get_from_gobject (container);
+  glade_command_push_group (group_format, glade_widget_get_name (parent));
+
+  position = gtk_flow_box_child_get_index (GTK_FLOW_BOX_CHILD (object));
+  if (after)
+    position++;
+
+  gchild = glade_command_create (glade_widget_adaptor_get_by_type (GTK_TYPE_FLOW_BOX_CHILD),
+                                 parent,
+                                 NULL,
+                                 glade_widget_get_project (parent));
+  glade_widget_pack_property_set (gchild, "position", position);
+
+  glade_command_pop_group ();
+}
+
+void
+glade_gtk_flowbox_action_activate (GladeWidgetAdaptor * adaptor,
+                                  GObject * object,
+                                  const gchar * action_path)
+{
+  if (strcmp (action_path, "add_child") == 0)
+    {
+      GladeWidgetAdaptor *adaptor = glade_widget_adaptor_get_by_type (GTK_TYPE_FLOW_BOX_CHILD);
+      GladeWidget *gparent = glade_widget_get_from_gobject (object);
+      GladeProject *project = glade_widget_get_project (gparent);
+
+      glade_command_create (adaptor, gparent, NULL, project);
+
+      glade_project_selection_set (project, object, TRUE);
+    }
+  else
+    GWA_GET_CLASS (GTK_TYPE_CONTAINER)->action_activate (adaptor,
+                                                         object, action_path);
+}
+
+void
+glade_gtk_flowbox_child_action_activate (GladeWidgetAdaptor *adaptor,
+                                         GObject            *container,
+                                         GObject            *object,
+                                         const gchar        *action_path)
+{
+  if (strcmp (action_path, "insert_after") == 0)
+    {
+      glade_gtk_flowbox_child_insert_action (adaptor, container, object,
+                                             _("Insert Child on %s"),
+                                             TRUE);
+    }
+  else if (strcmp (action_path, "insert_before") == 0)
+    {
+      glade_gtk_flowbox_child_insert_action (adaptor, container, object,
+                                             _("Insert Child on %s"),
+                                             FALSE);
+    }
+  else
+    {
+      GWA_GET_CLASS (GTK_TYPE_CONTAINER)->child_action_activate (adaptor,
+                                                                 container,
+                                                                 object,
+                                                                 action_path);
+    }
+}
diff --git a/plugins/gtk+/gtk+.xml.in b/plugins/gtk+/gtk+.xml.in
index be1bb6a..2840f9f 100644
--- a/plugins/gtk+/gtk+.xml.in
+++ b/plugins/gtk+/gtk+.xml.in
@@ -2649,6 +2649,59 @@
           <property id="selectable" since="3.14"/>
         </properties>
       </glade-widget-class>
+      <glade-widget-class name="GtkListBoxRow" generic-name="listboxrow" _title="List Box Row" since="3.10"/>
+
+      <glade-widget-class name="GtkFlowBox" generic-name="flowbox" _title="Flow Box" 
use-placeholders="False" since="3.12">
+        
+        <action-activate-function>glade_gtk_flowbox_action_activate</action-activate-function>
+        
<child-action-activate-function>glade_gtk_flowbox_child_action_activate</child-action-activate-function>
+        <create-widget-function>glade_gtk_create_fixed_widget</create-widget-function>
+        <!-- We do not want glade_gtk_container_post_create be executed -->
+        <post-create-function>empty</post-create-function>
+        <add-child-verify-function>glade_gtk_flowbox_add_verify</add-child-verify-function>
+        <add-child-function>glade_gtk_flowbox_add_child</add-child-function>
+        <remove-child-function>glade_gtk_flowbox_remove_child</remove-child-function>
+        <child-set-property-function>glade_gtk_flowbox_set_child_property</child-set-property-function>
+        <child-get-property-function>glade_gtk_flowbox_get_child_property</child-get-property-function>
+        
+        <actions>
+          <action id="add_child" _name="Add Child" stock="list-add" important="True"/>
+        </actions>
+        
+        <packing-actions>
+          <action id="insert_before" _name="Insert Before" stock="list-add"/>
+          <action id="insert_after" _name="Insert After" stock="list-add"/>
+        </packing-actions>
+        
+        <properties>
+          <property id="activate-on-single-click" default="True"/>
+          <property id="selection-mode">
+            <displayable-values>
+              <!-- GtkSelectionMode enumeration value -->
+              <value id="GTK_SELECTION_NONE" _name="None"/>
+              <!-- GtkSelectionMode enumeration value -->
+              <value id="GTK_SELECTION_SINGLE" _name="Single"/>
+              <!-- GtkSelectionMode enumeration value -->
+              <value id="GTK_SELECTION_BROWSE" _name="Browse"/>
+              <!-- GtkSelectionMode enumeration value -->
+              <value id="GTK_SELECTION_MULTIPLE" _name="Multiple"/>
+            </displayable-values>
+          </property>
+        </properties>
+        
+        <packing-properties>
+          <property id="position" _name="Position" default="0" save="False">
+            <parameter-spec>
+              <type>GParamInt</type>
+              <min>0</min>
+            </parameter-spec>
+            <_tooltip>The position of the child in the flowbox</_tooltip>
+          </property>
+        </packing-properties>
+        
+      </glade-widget-class>
+      
+      <glade-widget-class name="GtkFlowBoxChild" generic-name="flowboxchild" _title="Flow Box Child" 
since="3.12"/>
       
       <glade-widget-class name="GtkRange" _title="Range">
         <properties>
@@ -5334,6 +5387,7 @@
       <glade-widget-class-ref name="GtkFrame"/>
       <glade-widget-class-ref name="GtkAspectFrame"/>
       <glade-widget-class-ref name="GtkListBox"/>
+      <glade-widget-class-ref name="GtkFlowBox"/>
       <glade-widget-class-ref name="GtkOverlay"/>
       <glade-widget-class-ref name="GtkMenuBar"/>
       <glade-widget-class-ref name="GtkToolbar"/>
diff --git a/plugins/gtk+/icons/16x16/Makefile.am b/plugins/gtk+/icons/16x16/Makefile.am
index ab60cf3..687ba41 100644
--- a/plugins/gtk+/icons/16x16/Makefile.am
+++ b/plugins/gtk+/icons/16x16/Makefile.am
@@ -46,6 +46,8 @@ icons_DATA = \
        widget-gtk-filechooserwidget.png \
        widget-gtk-filefilter.png \
        widget-gtk-fixed.png \
+       widget-gtk-flowbox.png \
+       widget-gtk-flowboxchild.png \
        widget-gtk-fontbutton.png \
        widget-gtk-fontselection.png \
        widget-gtk-fontselectiondialog.png \
diff --git a/plugins/gtk+/icons/16x16/widget-gtk-flowbox.png b/plugins/gtk+/icons/16x16/widget-gtk-flowbox.png
new file mode 100644
index 0000000..85f2b78
Binary files /dev/null and b/plugins/gtk+/icons/16x16/widget-gtk-flowbox.png differ
diff --git a/plugins/gtk+/icons/16x16/widget-gtk-flowboxchild.png 
b/plugins/gtk+/icons/16x16/widget-gtk-flowboxchild.png
new file mode 100644
index 0000000..fbdf6c7
Binary files /dev/null and b/plugins/gtk+/icons/16x16/widget-gtk-flowboxchild.png differ
diff --git a/plugins/gtk+/icons/22x22/Makefile.am b/plugins/gtk+/icons/22x22/Makefile.am
index cf543d2..563fa89 100644
--- a/plugins/gtk+/icons/22x22/Makefile.am
+++ b/plugins/gtk+/icons/22x22/Makefile.am
@@ -46,6 +46,8 @@ icons_DATA = \
        widget-gtk-filechooserwidget.png \
        widget-gtk-filefilter.png \
        widget-gtk-fixed.png \
+       widget-gtk-flowbox.png \
+       widget-gtk-flowboxchild.png \
        widget-gtk-fontbutton.png \
        widget-gtk-fontselection.png \
        widget-gtk-fontselectiondialog.png \
diff --git a/plugins/gtk+/icons/22x22/widget-gtk-flowbox.png b/plugins/gtk+/icons/22x22/widget-gtk-flowbox.png
new file mode 100644
index 0000000..6f2bdb1
Binary files /dev/null and b/plugins/gtk+/icons/22x22/widget-gtk-flowbox.png differ
diff --git a/plugins/gtk+/icons/22x22/widget-gtk-flowboxchild.png 
b/plugins/gtk+/icons/22x22/widget-gtk-flowboxchild.png
new file mode 100644
index 0000000..44930e3
Binary files /dev/null and b/plugins/gtk+/icons/22x22/widget-gtk-flowboxchild.png differ
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