[gedit] File choosers: start to implement GeditFileChooserOpenDialog

[Sébastien Wilmet <swilmet src gnome org>]

commit 986641fbbc912f8b6634d037d92d0a237183b4cd
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Sat Jun 13 18:15:19 2020 +0200

    File choosers: start to implement GeditFileChooserOpenDialog

 gedit/gedit-file-chooser-open-dialog.c | 27 +++++++++++++++++++++++++++
 gedit/gedit-file-chooser-open.c        |  4 +++-
 gedit/gedit-file-chooser.c             | 32 +++++++++++++++++++++++++++++++-
 3 files changed, 61 insertions(+), 2 deletions(-)
---
diff --git a/gedit/gedit-file-chooser-open-dialog.c b/gedit/gedit-file-chooser-open-dialog.c
index 43f946150..31a0bd2d7 100644
--- a/gedit/gedit-file-chooser-open-dialog.c
+++ b/gedit/gedit-file-chooser-open-dialog.c
@@ -18,6 +18,7 @@
  */
 
 #include "gedit-file-chooser-open-dialog.h"
+#include <glib/gi18n.h>
 
 struct _GeditFileChooserOpenDialogPrivate
 {
@@ -33,12 +34,38 @@ _gedit_file_chooser_open_dialog_dispose (GObject *object)
        G_OBJECT_CLASS (_gedit_file_chooser_open_dialog_parent_class)->dispose (object);
 }
 
+static GtkFileChooser *
+chooser_create_gtk_file_chooser (GeditFileChooser *chooser)
+{
+       GtkWidget *file_chooser;
+
+       /* Translators: "Open Files" is the title of the file chooser window. */
+       file_chooser = gtk_file_chooser_dialog_new (C_("window title", "Open Files"),
+                                                   NULL,
+                                                   GTK_FILE_CHOOSER_ACTION_OPEN,
+                                                   _("_Cancel"), GTK_RESPONSE_CANCEL,
+                                                   _("_Open"), GTK_RESPONSE_ACCEPT,
+                                                   NULL);
+
+       gtk_dialog_set_default_response (GTK_DIALOG (file_chooser), GTK_RESPONSE_ACCEPT);
+
+       if (g_object_is_floating (file_chooser))
+       {
+               g_object_ref_sink (file_chooser);
+       }
+
+       return GTK_FILE_CHOOSER (file_chooser);
+}
+
 static void
 _gedit_file_chooser_open_dialog_class_init (GeditFileChooserOpenDialogClass *klass)
 {
        GObjectClass *object_class = G_OBJECT_CLASS (klass);
+       GeditFileChooserClass *file_chooser_class = GEDIT_FILE_CHOOSER_CLASS (klass);
 
        object_class->dispose = _gedit_file_chooser_open_dialog_dispose;
+
+       file_chooser_class->create_gtk_file_chooser = chooser_create_gtk_file_chooser;
 }
 
 static void
diff --git a/gedit/gedit-file-chooser-open.c b/gedit/gedit-file-chooser-open.c
index ae9c610cb..dbce1b0a3 100644
--- a/gedit/gedit-file-chooser-open.c
+++ b/gedit/gedit-file-chooser-open.c
@@ -18,6 +18,7 @@
  */
 
 #include "gedit-file-chooser-open.h"
+#include "gedit-file-chooser-open-dialog.h"
 #include "gedit-file-chooser-open-native.h"
 
 struct _GeditFileChooserOpenPrivate
@@ -63,7 +64,8 @@ _gedit_file_chooser_open_init (GeditFileChooserOpen *chooser)
 GeditFileChooserOpen *
 _gedit_file_chooser_open_new (void)
 {
-       return _gedit_file_chooser_open_native_new ();
+       //return _gedit_file_chooser_open_native_new ();
+       return _gedit_file_chooser_open_dialog_new ();
 }
 
 GSList *
diff --git a/gedit/gedit-file-chooser.c b/gedit/gedit-file-chooser.c
index a69565e0d..834a40b04 100644
--- a/gedit/gedit-file-chooser.c
+++ b/gedit/gedit-file-chooser.c
@@ -580,6 +580,10 @@ set_modal (GeditFileChooser *chooser)
        {
                gtk_native_dialog_set_modal (GTK_NATIVE_DIALOG (chooser->priv->gtk_chooser), TRUE);
        }
+       else if (GTK_IS_WINDOW (chooser->priv->gtk_chooser))
+       {
+               gtk_window_set_modal (GTK_WINDOW (chooser->priv->gtk_chooser), TRUE);
+       }
        else
        {
                g_warn_if_reached ();
@@ -630,7 +634,19 @@ _gedit_file_chooser_dispose (GObject *object)
 {
        GeditFileChooser *chooser = GEDIT_FILE_CHOOSER (object);
 
-       g_clear_object (&chooser->priv->gtk_chooser);
+       if (chooser->priv->gtk_chooser != NULL)
+       {
+               if (GTK_IS_WIDGET (chooser->priv->gtk_chooser))
+               {
+                       gtk_widget_destroy (GTK_WIDGET (chooser->priv->gtk_chooser));
+               }
+               else
+               {
+                       g_object_unref (chooser->priv->gtk_chooser);
+               }
+
+               chooser->priv->gtk_chooser = NULL;
+       }
 
        G_OBJECT_CLASS (_gedit_file_chooser_parent_class)->dispose (object);
 }
@@ -669,6 +685,7 @@ _gedit_file_chooser_new (void)
        return g_object_new (GEDIT_TYPE_FILE_CHOOSER, NULL);
 }
 
+/* TODO: this function will go away. */
 void
 _gedit_file_chooser_set_gtk_file_chooser (GeditFileChooser *chooser,
                                          GtkFileChooser   *gtk_chooser)
@@ -699,6 +716,15 @@ _gedit_file_chooser_set_transient_for (GeditFileChooser *chooser,
        {
                gtk_native_dialog_set_transient_for (GTK_NATIVE_DIALOG (chooser->priv->gtk_chooser), parent);
        }
+       else if (GTK_IS_WINDOW (chooser->priv->gtk_chooser))
+       {
+               gtk_window_set_transient_for (GTK_WINDOW (chooser->priv->gtk_chooser), parent);
+
+               if (parent != NULL)
+               {
+                       gtk_window_set_destroy_with_parent (GTK_WINDOW (chooser->priv->gtk_chooser), TRUE);
+               }
+       }
        else
        {
                g_warn_if_reached ();
@@ -714,6 +740,10 @@ _gedit_file_chooser_show (GeditFileChooser *chooser)
        {
                gtk_native_dialog_show (GTK_NATIVE_DIALOG (chooser->priv->gtk_chooser));
        }
+       else if (GTK_IS_WINDOW (chooser->priv->gtk_chooser))
+       {
+               gtk_window_present (GTK_WINDOW (chooser->priv->gtk_chooser));
+       }
        else
        {
                g_warn_if_reached ();