[glade/modern-ui: 18/34] GladeAdaptorChooser: implemented new class to replace palette

[Juan Pablo Ugarte <jpu src gnome org>]

commit 932df38f1366c7bf1973adb38ee4681a14c4c87a
Author: Juan Pablo Ugarte <juanpablougarte gmail com>
Date:   Sun Jun 25 17:12:23 2017 -0300

    GladeAdaptorChooser: implemented new class to replace palette

 gladeui/Makefile.am                     |    3 +
 gladeui/glade-adaptor-chooser.c         |  343 +++++++++++++++++++++++++++++++
 gladeui/glade-adaptor-chooser.h         |   43 ++++
 gladeui/glade-adaptor-chooser.ui        |  110 ++++++++++
 gladeui/gladeui-resources.gresource.xml |    1 +
 5 files changed, 500 insertions(+), 0 deletions(-)
---
diff --git a/gladeui/Makefile.am b/gladeui/Makefile.am
index c1cc302..381ea55 100644
--- a/gladeui/Makefile.am
+++ b/gladeui/Makefile.am
@@ -61,6 +61,7 @@ UI_FILES =                            \
        glade-editor.ui                 \
        glade-project-properties.ui     \
        glade-adaptor-chooser-widget.ui \
+       glade-adaptor-chooser.ui        \
        glade-property-label.ui
 
 GRAPHICS_FILES = \
@@ -86,6 +87,7 @@ libgladeui_2_la_SOURCES = \
        glade-app.c \
        glade-base-editor.c \
        glade-adaptor-chooser-widget.c \
+       glade-adaptor-chooser.c \
        glade-builtins.c \
        glade-catalog.c \
        glade-cell-renderer-icon.c \
@@ -152,6 +154,7 @@ libgladeuiincludedir=$(includedir)/libgladeui-2.0/gladeui
 libgladeuiinclude_HEADERS = \
        glade.h \
        glade-app.h \
+       glade-adaptor-chooser.h \
        glade-base-editor.h \
        glade-builtins.h \
        glade-catalog.h \
diff --git a/gladeui/glade-adaptor-chooser.c b/gladeui/glade-adaptor-chooser.c
new file mode 100644
index 0000000..68b47ea
--- /dev/null
+++ b/gladeui/glade-adaptor-chooser.c
@@ -0,0 +1,343 @@
+/*
+ * glade-adaptor-chooser.c
+ *
+ * Copyright (C) 2017 Juan Pablo Ugarte
+ *
+ * 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.
+ *
+ * Authors:
+ *   Juan Pablo Ugarte <juanpablougarte gmail com>
+ */
+
+#include "glade-adaptor-chooser-widget.h"
+#include "glade-adaptor-chooser.h"
+#include "glade-app.h"
+
+typedef struct
+{
+  GladeProject *project;
+
+  GtkWidget *gtk_button_box;
+  GtkWidget *extra_button;
+  GtkWidget *others_button;
+  GtkImage *class_image;
+  GtkLabel *class_label;
+  GtkWidget *all_button;
+
+  GList *choosers;
+} GladeAdaptorChooserPrivate;
+
+struct _GladeAdaptorChooser
+{
+  GtkBox parent_instance;
+};
+
+enum
+{
+  PROP_0,
+  PROP_PROJECT,
+
+  N_PROPERTIES
+};
+
+static GParamSpec *properties[N_PROPERTIES];
+
+G_DEFINE_TYPE_WITH_PRIVATE (GladeAdaptorChooser,
+                            glade_adaptor_chooser,
+                            GTK_TYPE_BOX);
+
+#define GET_PRIVATE(d) ((GladeAdaptorChooserPrivate *) 
glade_adaptor_chooser_get_instance_private((GladeAdaptorChooser*)d))
+
+static void
+glade_adaptor_chooser_init (GladeAdaptorChooser *chooser)
+{
+  gtk_widget_init_template (GTK_WIDGET (chooser));
+}
+
+static void
+glade_adaptor_chooser_finalize (GObject *object)
+{
+  GladeAdaptorChooserPrivate *priv = GET_PRIVATE (object);
+
+  g_list_free (priv->choosers);
+
+  G_OBJECT_CLASS (glade_adaptor_chooser_parent_class)->finalize (object);
+}
+
+static void
+glade_adaptor_chooser_set_property (GObject      *object,
+                                    guint         prop_id,
+                                    const GValue *value,
+                                    GParamSpec   *pspec)
+{
+  g_return_if_fail (GLADE_IS_ADAPTOR_CHOOSER (object));
+
+  switch (prop_id)
+    {
+      case PROP_PROJECT:
+        glade_adaptor_chooser_set_project (GLADE_ADAPTOR_CHOOSER (object),
+                                               g_value_get_object (value));
+      break;
+      default:
+        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+    }
+}
+
+static void
+glade_adaptor_chooser_get_property (GObject    *object,
+                                    guint       prop_id,
+                                    GValue     *value,
+                                    GParamSpec *pspec)
+{
+  GladeAdaptorChooserPrivate *priv;
+
+  g_return_if_fail (GLADE_IS_ADAPTOR_CHOOSER (object));
+  priv = GET_PRIVATE (object);
+
+  switch (prop_id)
+    {
+      case PROP_PROJECT:
+        g_value_set_object (value, priv->project);
+      break;
+      default:
+        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+    }
+}
+
+static void
+on_adaptor_selected (GtkWidget           *widget,
+                     GladeWidgetAdaptor  *adaptor,
+                     GladeAdaptorChooser *chooser)
+{
+  GladeAdaptorChooserPrivate *priv = GET_PRIVATE (chooser);
+
+  /* Auto-create toplevel types */
+  if (GWA_IS_TOPLEVEL (adaptor))
+    {
+      glade_command_create (adaptor, NULL, NULL, priv->project);
+    }
+  else
+    {
+      glade_project_set_add_item (priv->project, adaptor);
+      glade_project_set_pointer_mode (priv->project, GLADE_POINTER_ADD_WIDGET);
+    }
+
+  gtk_popover_popdown (GTK_POPOVER (gtk_widget_get_parent (widget)));
+}
+
+static void
+glade_adaptor_chooser_button_add_chooser (GtkWidget *button, GtkWidget *chooser)
+{
+  GtkWidget *popover;
+
+  popover = gtk_popover_new (button);
+  gtk_container_add (GTK_CONTAINER (popover), chooser);
+  gtk_widget_show (chooser);
+
+  gtk_menu_button_set_popover (GTK_MENU_BUTTON (button), popover);
+}
+
+static GtkWidget *
+glade_adaptor_chooser_add_chooser (GladeAdaptorChooser *chooser)
+{
+  GladeAdaptorChooserPrivate *priv = GET_PRIVATE (chooser);
+  GtkWidget *chooser_widget = _glade_adaptor_chooser_widget_new (0, NULL);
+
+  priv->choosers = g_list_prepend (priv->choosers, chooser_widget);
+  g_signal_connect (chooser_widget, "adaptor-selected",
+                    G_CALLBACK (on_adaptor_selected),
+                    chooser);
+
+  return chooser_widget;
+}
+
+static void
+button_box_populate_from_catalog (GladeAdaptorChooser *chooser,
+                                  GladeCatalog        *catalog)
+{
+  GladeAdaptorChooserPrivate *priv = GET_PRIVATE (chooser);
+  GtkWidget *extra_chooser = NULL;
+  GList *groups;
+    
+  groups = glade_catalog_get_widget_groups (catalog);
+  gtk_box_set_homogeneous (GTK_BOX (priv->gtk_button_box), FALSE);
+          
+  for (; groups; groups = g_list_next (groups))
+    {
+      GladeWidgetGroup *group = GLADE_WIDGET_GROUP (groups->data);
+
+      if (!glade_widget_group_get_adaptors (group))
+        continue;
+
+      if (glade_widget_group_get_expanded (group))
+        {
+          GtkWidget *button, *chooser_widget;
+          
+          chooser_widget = glade_adaptor_chooser_add_chooser (chooser);
+          button = gtk_menu_button_new ();
+          gtk_button_set_label (GTK_BUTTON (button), glade_widget_group_get_title (group));
+          glade_adaptor_chooser_button_add_chooser (button, chooser_widget);
+          _glade_adaptor_chooser_widget_add_group (GLADE_ADAPTOR_CHOOSER_WIDGET (chooser_widget), group);
+          gtk_box_pack_start (GTK_BOX (priv->gtk_button_box), button, FALSE, FALSE, 0);
+          gtk_widget_show (button);
+        }
+      else
+        {
+          if (!extra_chooser)
+            {
+              extra_chooser = glade_adaptor_chooser_add_chooser (chooser);
+              glade_adaptor_chooser_button_add_chooser (priv->extra_button, extra_chooser);
+              gtk_widget_show (priv->extra_button);
+            }
+
+          _glade_adaptor_chooser_widget_add_group (GLADE_ADAPTOR_CHOOSER_WIDGET (extra_chooser), group);
+        }
+    }
+}
+
+static void
+glade_adaptor_chooser_constructed (GObject *object)
+{
+  GladeAdaptorChooser *chooser = GLADE_ADAPTOR_CHOOSER (object);
+  GladeAdaptorChooserPrivate *priv = GET_PRIVATE (object);
+  GtkWidget *others_chooser, *all_chooser;
+  GladeCatalog *gtk_catalog;
+  GList *l;
+
+  /* GTK+ catalog goes first subdivided by group */
+  gtk_catalog = glade_app_get_catalog ("gtk+");
+  button_box_populate_from_catalog (chooser, gtk_catalog);
+
+  others_chooser = glade_adaptor_chooser_add_chooser (chooser);
+  all_chooser = glade_adaptor_chooser_add_chooser (chooser);
+  glade_adaptor_chooser_button_add_chooser (priv->others_button, others_chooser);
+  glade_adaptor_chooser_button_add_chooser (priv->all_button, all_chooser);
+
+  /* then the rest */
+  for (l = glade_app_get_catalogs (); l; l = g_list_next (l))
+    {
+      GladeCatalog *catalog = l->data;
+
+      _glade_adaptor_chooser_widget_add_catalog (GLADE_ADAPTOR_CHOOSER_WIDGET (all_chooser), catalog);
+
+      if (catalog != gtk_catalog)
+        _glade_adaptor_chooser_widget_add_catalog (GLADE_ADAPTOR_CHOOSER_WIDGET (others_chooser), catalog);
+    }
+}
+
+static void
+glade_adaptor_chooser_class_init (GladeAdaptorChooserClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+
+  object_class->finalize = glade_adaptor_chooser_finalize;
+  object_class->constructed = glade_adaptor_chooser_constructed;
+  object_class->set_property = glade_adaptor_chooser_set_property;
+  object_class->get_property = glade_adaptor_chooser_get_property;
+
+  /* Properties */
+  properties[PROP_PROJECT] =
+    g_param_spec_object ("project", "Project",
+                         "This adaptor chooser's current project",
+                         GLADE_TYPE_PROJECT,
+                         G_PARAM_READWRITE);
+
+  g_object_class_install_properties (object_class, N_PROPERTIES, properties);
+  
+  gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/gladeui/glade-adaptor-chooser.ui");
+  gtk_widget_class_bind_template_child_private (widget_class, GladeAdaptorChooser, gtk_button_box);
+  gtk_widget_class_bind_template_child_private (widget_class, GladeAdaptorChooser, extra_button);
+  gtk_widget_class_bind_template_child_private (widget_class, GladeAdaptorChooser, others_button);
+  gtk_widget_class_bind_template_child_private (widget_class, GladeAdaptorChooser, class_image);
+  gtk_widget_class_bind_template_child_private (widget_class, GladeAdaptorChooser, class_label);
+  gtk_widget_class_bind_template_child_private (widget_class, GladeAdaptorChooser, all_button);
+}
+
+/* Public API */
+
+GtkWidget *
+glade_adaptor_chooser_new ()
+{
+  return (GtkWidget*) g_object_new (GLADE_TYPE_ADAPTOR_CHOOSER, NULL);
+}
+
+static void
+glade_adaptor_chooser_update_adaptor (GladeAdaptorChooser *chooser)
+{
+  GladeAdaptorChooserPrivate *priv = GET_PRIVATE (chooser);
+  GladeWidgetAdaptor *adaptor;
+  
+  if (priv->project && (adaptor = glade_project_get_add_item (priv->project)))
+    {
+      gtk_image_set_from_icon_name (priv->class_image,
+                                    glade_widget_adaptor_get_icon_name (adaptor),
+                                    GTK_ICON_SIZE_BUTTON);
+      gtk_label_set_label (priv->class_label,
+                           glade_widget_adaptor_get_name (adaptor));
+    }
+  else
+    {
+      gtk_image_set_from_pixbuf (priv->class_image, NULL);
+      gtk_label_set_label (priv->class_label, "");
+    }
+}
+
+void
+glade_adaptor_chooser_set_project (GladeAdaptorChooser *chooser,
+                                   GladeProject        *project)
+{
+  GladeAdaptorChooserPrivate *priv;
+  GList *l;
+
+  g_return_if_fail (GLADE_IS_ADAPTOR_CHOOSER (chooser));
+  priv = GET_PRIVATE (chooser);
+
+  if (priv->project)
+    {
+      g_signal_handlers_disconnect_by_func (G_OBJECT (priv->project),
+                                            G_CALLBACK (glade_adaptor_chooser_update_adaptor),
+                                            chooser);
+      g_clear_object (&priv->project);
+    }
+
+  if (project)
+    {
+      priv->project = g_object_ref (project);
+      g_signal_connect_swapped (G_OBJECT (project), "notify::add-item",
+                                G_CALLBACK (glade_adaptor_chooser_update_adaptor),
+                                chooser);
+      gtk_widget_set_sensitive (GTK_WIDGET (chooser), TRUE);
+    }
+  else
+    gtk_widget_set_sensitive (GTK_WIDGET (chooser), FALSE);
+
+  /* Set project in chooser for filter to work */
+  for (l = priv->choosers; l; l = g_list_next (l))
+    _glade_adaptor_chooser_widget_set_project (l->data, project);
+
+  /* Update class image and label */
+  glade_adaptor_chooser_update_adaptor (chooser);
+}
+
+GladeProject *
+glade_adaptor_chooser_get_project (GladeAdaptorChooser *chooser)
+{
+  g_return_val_if_fail (GLADE_IS_ADAPTOR_CHOOSER (chooser), NULL);
+  
+  return GET_PRIVATE (chooser)->project;
+}
diff --git a/gladeui/glade-adaptor-chooser.h b/gladeui/glade-adaptor-chooser.h
new file mode 100644
index 0000000..6c535ba
--- /dev/null
+++ b/gladeui/glade-adaptor-chooser.h
@@ -0,0 +1,43 @@
+/*
+ * glade-adaptor-chooser.h
+ *
+ * Copyright (C) 2017 Juan Pablo Ugarte
+ *
+ * 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.
+ *
+ * Authors:
+ *   Juan Pablo Ugarte <juanpablougarte gmail com>
+ */
+
+#ifndef _GLADE_ADAPTOR_CHOOSER_H_
+#define _GLADE_ADAPTOR_CHOOSER_H_
+
+#include <gladeui/glade-widget-adaptor.h>
+#include <gladeui/glade-project.h>
+
+G_BEGIN_DECLS
+
+#define GLADE_TYPE_ADAPTOR_CHOOSER (glade_adaptor_chooser_get_type ())
+G_DECLARE_FINAL_TYPE (GladeAdaptorChooser, glade_adaptor_chooser, GLADE, ADAPTOR_CHOOSER, GtkBox)
+
+GtkWidget    *glade_adaptor_chooser_new (void);
+
+void          glade_adaptor_chooser_set_project (GladeAdaptorChooser *bar,
+                                                 GladeProject        *project);
+GladeProject *glade_adaptor_chooser_get_project (GladeAdaptorChooser *bar);
+
+G_END_DECLS
+
+#endif /* _GLADE_ADAPTOR_CHOOSER_H_ */
diff --git a/gladeui/glade-adaptor-chooser.ui b/gladeui/glade-adaptor-chooser.ui
new file mode 100644
index 0000000..496a995
--- /dev/null
+++ b/gladeui/glade-adaptor-chooser.ui
@@ -0,0 +1,110 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- Generated with glade 3.20.0 -->
+<interface>
+  <requires lib="gtk+" version="3.20"/>
+  <template class="GladeAdaptorChooser" parent="GtkBox">
+    <property name="visible">True</property>
+    <property name="can_focus">False</property>
+    <property name="spacing">4</property>
+    <child>
+      <object class="GtkMenuButton" id="all_button">
+        <property name="visible">True</property>
+        <property name="can_focus">True</property>
+        <property name="receives_default">True</property>
+        <property name="tooltip_text" translatable="yes">All available widgets and objects</property>
+        <child>
+          <object class="GtkImage">
+            <property name="visible">True</property>
+            <property name="can_focus">False</property>
+            <property name="icon_name">edit-find-symbolic</property>
+          </object>
+        </child>
+      </object>
+      <packing>
+        <property name="expand">False</property>
+        <property name="fill">True</property>
+        <property name="position">0</property>
+      </packing>
+    </child>
+    <child>
+      <object class="GtkImage" id="class_image">
+        <property name="visible">True</property>
+        <property name="can_focus">False</property>
+      </object>
+      <packing>
+        <property name="expand">False</property>
+        <property name="fill">True</property>
+        <property name="position">1</property>
+      </packing>
+    </child>
+    <child>
+      <object class="GtkLabel" id="class_label">
+        <property name="visible">True</property>
+        <property name="can_focus">False</property>
+        <property name="tooltip_text" translatable="yes">Click on a placeholder to create this class
+(use middle button to create more than one)</property>
+        <property name="ellipsize">end</property>
+      </object>
+      <packing>
+        <property name="expand">False</property>
+        <property name="fill">True</property>
+        <property name="position">2</property>
+      </packing>
+    </child>
+    <child>
+      <object class="GtkMenuButton" id="others_button">
+        <property name="visible">True</property>
+        <property name="can_focus">True</property>
+        <property name="receives_default">True</property>
+        <property name="tooltip_text" translatable="yes">Non gtk widgets and objects</property>
+        <child>
+          <object class="GtkImage">
+            <property name="visible">True</property>
+            <property name="can_focus">False</property>
+            <property name="icon_name">view-more-symbolic</property>
+          </object>
+        </child>
+      </object>
+      <packing>
+        <property name="expand">False</property>
+        <property name="fill">True</property>
+        <property name="pack_type">end</property>
+        <property name="position">3</property>
+      </packing>
+    </child>
+    <child>
+      <object class="GtkButtonBox" id="gtk_button_box">
+        <property name="visible">True</property>
+        <property name="can_focus">False</property>
+        <property name="layout_style">expand</property>
+        <child>
+          <object class="GtkMenuButton" id="extra_button">
+            <property name="can_focus">True</property>
+            <property name="receives_default">True</property>
+            <property name="tooltip_text" translatable="yes">Extra gtk objects</property>
+            <child>
+              <object class="GtkImage">
+                <property name="visible">True</property>
+                <property name="can_focus">False</property>
+                <property name="icon_name">pan-down-symbolic</property>
+              </object>
+            </child>
+          </object>
+          <packing>
+            <property name="expand">False</property>
+            <property name="fill">True</property>
+            <property name="pack_type">end</property>
+            <property name="position">2</property>
+            <property name="non_homogeneous">True</property>
+          </packing>
+        </child>
+      </object>
+      <packing>
+        <property name="expand">False</property>
+        <property name="fill">True</property>
+        <property name="pack_type">end</property>
+        <property name="position">4</property>
+      </packing>
+    </child>
+  </template>
+</interface>
diff --git a/gladeui/gladeui-resources.gresource.xml b/gladeui/gladeui-resources.gresource.xml
index 205f83e..db85eb2 100644
--- a/gladeui/gladeui-resources.gresource.xml
+++ b/gladeui/gladeui-resources.gresource.xml
@@ -7,5 +7,6 @@
     <file compressed="true" preprocess="xml-stripblanks">glade-project-properties.ui</file>
     <file compressed="true" preprocess="xml-stripblanks">glade-property-label.ui</file>
     <file compressed="true" preprocess="xml-stripblanks">glade-adaptor-chooser-widget.ui</file>
+    <file compressed="true" preprocess="xml-stripblanks">glade-adaptor-chooser.ui</file>
   </gresource>
 </gresources>