[anjuta] git: Implement adding files by dragging them onto the status view

[James Liggett <jrliggett src gnome org>]

commit b8b34bbc28a099c2145207768ae615f1aa857306
Author: James Liggett <jrliggett cox net>
Date:   Sat Apr 6 22:27:38 2013 -0700

    git: Implement adding files by dragging them onto the status view

 plugins/git/git-status-pane.c |  109 +++++++++++++++++++++++++++++++++++++++++
 plugins/git/git-status-pane.h |    1 +
 2 files changed, 110 insertions(+), 0 deletions(-)
---
diff --git a/plugins/git/git-status-pane.c b/plugins/git/git-status-pane.c
index 02fb5da..f39ae7d 100644
--- a/plugins/git/git-status-pane.c
+++ b/plugins/git/git-status-pane.c
@@ -43,6 +43,17 @@ typedef struct
        GList *list;
 } StatusSelectionData;
 
+/* DND drag targets */
+static GtkTargetEntry drag_target_targets[] =
+{
+       {
+               "text/uri-list",
+               0,
+               0
+       }
+};
+
+
 struct _GitStatusPanePriv
 {
        GtkBuilder *builder;
@@ -446,12 +457,93 @@ on_clear_button_clicked (GtkButton *button, GitStatusPane *self)
 }
 
 static void
+on_status_view_drag_data_received (GtkWidget *widget,
+                                  GdkDragContext *context, gint x, gint y,
+                                   GtkSelectionData *data, guint target_type,
+                                   guint time, GitStatusPane *self)
+{
+       Git *plugin;
+       gboolean success;
+       gchar **uri_list;
+       int i;
+       GFile *file;
+       gchar *path;
+       GList *paths;
+       GitAddCommand *add_command;
+
+       plugin = ANJUTA_PLUGIN_GIT (anjuta_dock_pane_get_plugin (ANJUTA_DOCK_PANE (self)));
+       success = FALSE;
+       path = NULL;
+       paths = NULL;
+
+       if ((data != NULL) && 
+           (gtk_selection_data_get_length (data) >= 0))
+       {
+               if (target_type == 0)
+               {
+                       uri_list = gtk_selection_data_get_uris (data);
+
+                       for (i = 0; uri_list[i]; i++)
+                       {
+                               file = g_file_new_for_uri (uri_list[i]);
+                               path = g_file_get_path (file);
+
+                               if (path && !g_file_test (path, G_FILE_TEST_IS_DIR))
+                               {
+                                       paths = g_list_append (paths, 
+                                                              g_strdup (path +
+                                                                        strlen 
(plugin->project_root_directory) + 1));
+                               }
+
+                               g_free (path);
+                               g_object_unref (file);
+                       }
+
+
+                       add_command = git_add_command_new_list (plugin->project_root_directory,
+                                                               paths, FALSE);
+
+                       g_signal_connect (G_OBJECT (add_command), "command-finished",
+                                         G_CALLBACK (g_object_unref),
+                                         NULL);
+
+                       anjuta_command_start (ANJUTA_COMMAND (add_command));
+                       success = TRUE;
+
+                       anjuta_util_glist_strings_free (paths);
+                       g_strfreev (uri_list);
+               }
+       }
+
+       /* Do not delete source data */
+       gtk_drag_finish (context, success, FALSE, time);
+}
+
+static gboolean
+on_status_view_drag_drop (GtkWidget *widget, GdkDragContext *context, 
+                                 gint x, gint y, guint time,
+                                 GitStatusPane *self)
+{
+       GdkAtom target_type;
+
+       target_type = gtk_drag_dest_find_target (widget, context, NULL);
+
+       if (target_type != GDK_NONE)
+               gtk_drag_get_data (widget, context, target_type, time);
+       else
+               gtk_drag_finish (context, FALSE, FALSE, time);
+
+       return TRUE;
+}
+
+static void
 git_status_pane_init (GitStatusPane *self)
 {
        gchar *objects[] = {"status_pane",
                                                "status_model",
                                                NULL};
        GError *error = NULL;
+       GtkTreeView *status_view;
        GtkTreeViewColumn *status_column;
        GtkCellRenderer *selected_renderer;
        GtkCellRenderer *status_icon_renderer;
@@ -480,6 +572,8 @@ git_status_pane_init (GitStatusPane *self)
                g_error_free (error);
        }
 
+       status_view = GTK_TREE_VIEW (gtk_builder_get_object (self->priv->builder,
+                                                            "status_view"));
        status_column = GTK_TREE_VIEW_COLUMN (gtk_builder_get_object (self->priv->builder,
                                                                      "status_column"));
        selected_renderer = GTK_CELL_RENDERER (gtk_builder_get_object (self->priv->builder,
@@ -528,6 +622,21 @@ git_status_pane_init (GitStatusPane *self)
        g_signal_connect (G_OBJECT (clear_button), "clicked",
                          G_CALLBACK (on_clear_button_clicked),
                          self);
+
+       /* DND */
+       gtk_drag_dest_set (GTK_WIDGET (status_view), 
+                          GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_HIGHLIGHT, 
+                          drag_target_targets,
+                          G_N_ELEMENTS (drag_target_targets), 
+                          GDK_ACTION_COPY | GDK_ACTION_MOVE);
+       
+       g_signal_connect (G_OBJECT (status_view), "drag-drop",
+                         G_CALLBACK (on_status_view_drag_drop),
+                         self);
+
+       g_signal_connect (G_OBJECT (status_view), "drag-data-received",
+                         G_CALLBACK (on_status_view_drag_data_received),
+                         self);
 }
 
 static void
diff --git a/plugins/git/git-status-pane.h b/plugins/git/git-status-pane.h
index c761cc0..cbd126d 100644
--- a/plugins/git/git-status-pane.h
+++ b/plugins/git/git-status-pane.h
@@ -23,6 +23,7 @@
 #include <glib-object.h>
 #include "git-pane.h"
 #include "git-status-command.h"
+#include "git-add-command.h"
 
 G_BEGIN_DECLS