From 2f5d8259b0fd718ba65a5cc7d14e9a3ec8ece918 Mon Sep 17 00:00:00 2001
From: gouldtj <gouldtj@users.sourceforge.net>
Date: Wed, 29 Mar 2006 05:40:43 +0000
Subject: [PATCH]  r10953@tres:  ted | 2006-02-16 19:24:44 -0800  Making it so
 that the list of extensions gets into the dialog through a  few functions. 
 Now it will list them all, and handle changes.  Getting  there.

---
 src/ui/dialog/extension-editor.cpp | 85 +++++++++++++++++++++++++++++-
 src/ui/dialog/extension-editor.h   |  7 ++-
 2 files changed, 89 insertions(+), 3 deletions(-)

diff --git a/src/ui/dialog/extension-editor.cpp b/src/ui/dialog/extension-editor.cpp
index aca41f6f6..fb8284e63 100644
--- a/src/ui/dialog/extension-editor.cpp
+++ b/src/ui/dialog/extension-editor.cpp
@@ -1,5 +1,5 @@
 /**
- * \brief Extension editor
+ * \brief Extension editor dialog
  *
  * Authors:
  *   Bryce W. Harrington <bryce@bryceharrington.org>
@@ -20,11 +20,24 @@
 
 #include "extension-editor.h"
 #include "verbs.h"
+#include "prefs-utils.h"
+
+#include "extension/extension.h"
+#include "extension/db.h"
 
 namespace Inkscape {
 namespace UI {
 namespace Dialog {
 
+/** \brief  Create a new ExtensionEditor dialog
+    \return None
+
+    This function creates a new extension editor dialog.  The dialog
+    consists of two basic areas.  The left side is a tree widget, which
+    is only used as a list.  And the right side is a notebook of information
+    about the selected extension.  A handler is set up so that when
+    a new extension is selected, the notebooks are changed appropriately.
+*/
 ExtensionEditor::ExtensionEditor()
     : Dialog ("dialogs.extensioneditor", SP_VERB_DIALOG_EXTENSIONEDITOR)
 {
@@ -63,14 +76,84 @@ ExtensionEditor::ExtensionEditor()
     _page_frame.set_shadow_type(Gtk::SHADOW_IN);
     title_frame->set_shadow_type(Gtk::SHADOW_IN);
 
+    Inkscape::Extension::db.foreach(dbfunc, this);
 
     show_all_children();
 }
 
+/** \brief  Destroys the extension editor dialog
+    \return None
+*/
 ExtensionEditor::~ExtensionEditor()
 {
 }
 
+/** \brief  Called every time a new extention is selected
+    \return None
+
+    This function is set up to handle the signal for a changed extension
+    from the tree view in the left pane.  It figure out which extension
+    is selected and updates the widgets to have data for that extension.
+*/
+void
+ExtensionEditor::on_pagelist_selection_changed (void)
+{
+    Glib::RefPtr<Gtk::TreeSelection> selection = _page_list.get_selection();
+    Gtk::TreeModel::iterator iter = selection->get_selected();
+    if (iter) {
+        _page_frame.remove();
+        Gtk::TreeModel::Row row = *iter;
+        // _current_page = row[_page_list_columns._col_page];
+        // prefs_set_string_attribute("dialogs.extensioneditor", "selected", row[_page_list_columns._col_id].c_str());
+        _page_title.set_markup("<span size='large'><b>" + row[_page_list_columns._col_name] + "</b></span>");
+        // _page_frame.add(*_current_page);
+        // _current_page->show();
+    }
+
+    return;
+}
+
+/** \brief  A function to pass to the iterator in the Extensions Database
+    \param  in_plug  The extension to evaluate
+    \param  in_data  A pointer to the Extension Editor class
+    \return None
+
+    This function is a static function with the prototype required for
+    the Extension Database's foreach function.  It will get called for
+    every extension in the database, and will then turn around and
+    call the more object oriented function \c add_extension in the
+    ExtensionEditor.
+*/
+void
+ExtensionEditor::dbfunc (Inkscape::Extension::Extension * in_plug, gpointer in_data)
+{
+    ExtensionEditor * ee = reinterpret_cast<ExtensionEditor *>(in_data);
+    ee->add_extension(in_plug);
+    return;
+}
+
+/** \brief  Adds an extension into the tree model
+    \param  ext  The extension to add
+    \return The iterator representing the location in the tree model
+
+    This function takes the data out of the extension and puts it
+    into the tree model for the dialog.
+*/
+Gtk::TreeModel::iterator
+ExtensionEditor::add_extension (Inkscape::Extension::Extension * ext)
+{
+    Gtk::TreeModel::iterator iter;
+
+    iter = _page_list_model->append();
+
+    Gtk::TreeModel::Row row = *iter;
+    row[_page_list_columns._col_name] = ext->get_name();
+    row[_page_list_columns._col_id] =   ext->get_id();
+    row[_page_list_columns._col_page] = NULL;
+
+    return iter;
+}
+
 } // namespace Dialog
 } // namespace UI
 } // namespace Inkscape
diff --git a/src/ui/dialog/extension-editor.h b/src/ui/dialog/extension-editor.h
index 70825d193..81dd2c563 100644
--- a/src/ui/dialog/extension-editor.h
+++ b/src/ui/dialog/extension-editor.h
@@ -22,6 +22,7 @@
 #include <gtkmm/label.h>
 #include <gtkmm/frame.h>
 
+#include "extension/extension.h"
 
 namespace Inkscape {
 namespace UI {
@@ -51,7 +52,7 @@ protected:
             Gtk::TreeModelColumnRecord::add(_col_id);
         }
         Gtk::TreeModelColumn<Glib::ustring> _col_name;
-        Gtk::TreeModelColumn<gchar const *> _col_id;
+        Gtk::TreeModelColumn<Glib::ustring> _col_id;
         Gtk::TreeModelColumn<Gtk::Widget *> _col_page;
     };
     PageListModelColumns _page_list_columns;
@@ -63,7 +64,9 @@ private:
     ExtensionEditor(ExtensionEditor const &d);
     ExtensionEditor& operator=(ExtensionEditor const &d);
 
-    void on_pagelist_selection_changed();
+    void on_pagelist_selection_changed(void);
+    static void dbfunc (Inkscape::Extension::Extension * in_plug, gpointer in_data);
+    Gtk::TreeModel::iterator add_extension (Inkscape::Extension::Extension * ext);
 };
 
 } // namespace Dialog
-- 
2.30.2