Add system desktop files item to automatic startup support

Fix https://github.com/mate-desktop/mate-session-manager/issues/150

1 files changed, 315 insertions, 0 deletions

diff --git a/capplet/msm-desktop-app-dialog.c b/capplet/msm-desktop-app-dialog.c
new file mode 100644
index 0000000..cb0c3dd
--- /dev/null
+++ b/capplet/msm-desktop-app-dialog.c
@@ -0,0 +1,315 @@
+#include "config.h"
+#include <glib.h>
+#include <glib/gi18n.h>
+
+#include "msm-desktop-app-dialog.h"
+
+struct _MsmDesktopAppDialog
+{
+    GtkDialog  parent;
+
+    GtkWidget  *entry;
+    GtkWidget  *listbox;
+};
+
+G_DEFINE_TYPE (MsmDesktopAppDialog, msm_desktop_app_dialog, GTK_TYPE_DIALOG)
+
+static void
+on_search_entry_changed (GtkSearchEntry      *entry,
+                         MsmDesktopAppDialog *dialog)
+{
+    GtkListBoxRow *selected;
+
+    gtk_list_box_invalidate_filter (GTK_LIST_BOX (dialog->listbox));
+    selected = gtk_list_box_get_selected_row (GTK_LIST_BOX (dialog->listbox));
+
+    if (selected != NULL && gtk_widget_get_mapped (GTK_WIDGET (selected)))
+    {
+        gtk_dialog_set_response_sensitive (GTK_DIALOG (dialog), GTK_RESPONSE_OK, TRUE);
+    }
+    else
+    {
+        gtk_dialog_set_response_sensitive (GTK_DIALOG (dialog), GTK_RESPONSE_OK, FALSE);
+    }
+}
+
+static gint
+list_sort_app_func (GtkListBoxRow *row1, GtkListBoxRow *row2, gpointer user_data)
+{
+    GAppInfo *app1, *app2;
+
+    app1 = g_object_get_data (G_OBJECT (row1), "appinfo");
+    app2 = g_object_get_data (G_OBJECT (row2), "appinfo");
+
+    return g_utf8_collate (g_app_info_get_name (app1), g_app_info_get_name (app2));
+}
+
+static void
+list_header_app_func (GtkListBoxRow *row, GtkListBoxRow *before, gpointer user_data)
+{
+
+    if (before != NULL && (gtk_list_box_row_get_header (row) == NULL))
+    {
+        gtk_list_box_row_set_header (row,
+                                     gtk_separator_new (GTK_ORIENTATION_HORIZONTAL));
+    }
+}
+
+static gboolean
+list_filter_app_func (GtkListBoxRow *row,
+                      gpointer       user_data)
+{
+    MsmDesktopAppDialog *dialog = MSM_DESKTOP_APP_DIALOG (user_data);
+    GAppInfo *app;
+    GString  *s1, *s2;
+
+    app = g_object_get_data (G_OBJECT (row), "appinfo");
+
+    s1 = g_string_new (gtk_entry_get_text (GTK_ENTRY (dialog->entry)));
+    s2 = g_string_new (g_app_info_get_name (app));
+
+    g_string_ascii_up (s1);
+    g_string_ascii_up (s2);
+
+    if (strstr (s2->str, s1->str) != NULL)
+        return TRUE;
+
+    return FALSE;
+}
+
+static void
+on_row_selected (GtkListBox          *box,
+                 GtkListBoxRow       *row,
+                 MsmDesktopAppDialog *dialog)
+{
+    if (row != NULL && gtk_widget_get_mapped (GTK_WIDGET (row)))
+    {
+        gtk_dialog_set_response_sensitive (GTK_DIALOG (dialog), GTK_RESPONSE_OK, TRUE);
+    }
+    else
+    {
+        gtk_dialog_set_response_sensitive (GTK_DIALOG (dialog), GTK_RESPONSE_OK, FALSE);
+    }
+}
+
+static void
+setup_dialog (MsmDesktopAppDialog *dialog)
+{
+    GtkStyleContext *context;
+    GtkWidget   *content_area;
+    GtkWidget   *searchbar;
+    GtkWidget   *searchbutton;
+    GtkWidget   *searchimage;
+    GtkWidget   *headerbar;
+    GtkWidget   *sw;
+
+    content_area = gtk_dialog_get_content_area (GTK_DIALOG (dialog));
+    gtk_container_set_border_width (GTK_CONTAINER (content_area), 6);
+    gtk_window_set_position (GTK_WINDOW (dialog), GTK_WIN_POS_CENTER);
+    gtk_widget_set_size_request (GTK_WIDGET (dialog), 600, 400);
+    gtk_window_set_modal (GTK_WINDOW (dialog), TRUE);
+
+    dialog->entry = gtk_search_entry_new ();
+    g_signal_connect (dialog->entry,
+                     "search-changed",
+                      G_CALLBACK (on_search_entry_changed),
+                      dialog);
+
+    gtk_entry_set_placeholder_text (GTK_ENTRY (dialog->entry), _("Search Applications…"));
+    gtk_entry_set_width_chars (GTK_ENTRY (dialog->entry), 30);
+    gtk_entry_set_activates_default (GTK_ENTRY (dialog->entry), TRUE);
+    gtk_entry_set_input_hints (GTK_ENTRY (dialog->entry), GTK_INPUT_HINT_NO_EMOJI);
+
+    searchbar = gtk_search_bar_new ();
+    gtk_container_add (GTK_CONTAINER (searchbar), dialog->entry);
+    gtk_widget_set_hexpand (searchbar, TRUE);
+    gtk_box_pack_start (GTK_BOX (content_area), searchbar, FALSE, FALSE, 0);
+
+    dialog->listbox = gtk_list_box_new ();
+    gtk_list_box_set_activate_on_single_click (GTK_LIST_BOX (dialog->listbox), FALSE);
+    gtk_list_box_set_sort_func (GTK_LIST_BOX (dialog->listbox), list_sort_app_func, dialog, NULL);
+    gtk_list_box_set_header_func (GTK_LIST_BOX (dialog->listbox), list_header_app_func, dialog, NULL);
+    gtk_list_box_set_filter_func (GTK_LIST_BOX (dialog->listbox), list_filter_app_func, dialog, NULL);
+    g_signal_connect (dialog->listbox,
+                     "row-selected",
+                      G_CALLBACK (on_row_selected),
+                      dialog);
+
+    gtk_dialog_add_button (GTK_DIALOG (dialog), _("_Close"), GTK_RESPONSE_CANCEL);
+    gtk_dialog_add_button (GTK_DIALOG (dialog), _("_Add"), GTK_RESPONSE_OK);
+    gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_OK);
+    gtk_dialog_set_response_sensitive (GTK_DIALOG (dialog), GTK_RESPONSE_OK, FALSE);
+
+    sw = gtk_scrolled_window_new (NULL, NULL);
+    gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
+                                    GTK_POLICY_NEVER,
+                                    GTK_POLICY_AUTOMATIC);
+    gtk_container_add (GTK_CONTAINER (sw), dialog->listbox);
+    gtk_box_pack_start (GTK_BOX (content_area), sw, TRUE, TRUE, 0);
+
+    searchbutton = gtk_toggle_button_new ();
+    gtk_widget_set_valign (searchbutton, GTK_ALIGN_CENTER);
+    searchimage = gtk_image_new_from_icon_name ("edit-find", GTK_ICON_SIZE_MENU);
+    gtk_container_add (GTK_CONTAINER (searchbutton), searchimage);
+
+    context = gtk_widget_get_style_context (searchbutton);
+    gtk_style_context_add_class (context, "image-button");
+    gtk_style_context_remove_class (context, "text-button");
+
+    headerbar = gtk_dialog_get_header_bar (GTK_DIALOG (dialog));
+    gtk_header_bar_pack_end (GTK_HEADER_BAR (headerbar), searchbutton);
+    g_object_bind_property (searchbutton, "active", searchbar, "search-mode-enabled", G_BINDING_BIDIRECTIONAL);
+	gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (searchbutton), TRUE);
+}
+
+static GObject *
+msm_desktop_app_dialog_constructor (GType                  type,
+                                    guint                  n_construct_app,
+                                    GObjectConstructParam *construct_app)
+{
+    MsmDesktopAppDialog *dialog;
+
+    dialog = MSM_DESKTOP_APP_DIALOG (G_OBJECT_CLASS (msm_desktop_app_dialog_parent_class)->constructor (type,
+                                                                                            n_construct_app,
+                                                                                            construct_app));
+
+    setup_dialog (dialog);
+
+    return G_OBJECT (dialog);
+}
+
+static void
+msm_desktop_app_dialog_dispose (GObject *object)
+{
+    g_return_if_fail (object != NULL);
+    g_return_if_fail (MSM_IS_DESKTOP_APP_DIALOG (object));
+
+    G_OBJECT_CLASS (msm_desktop_app_dialog_parent_class)->dispose (object);
+}
+
+static void
+msm_desktop_app_dialog_class_init (MsmDesktopAppDialogClass *klass)
+{
+    GObjectClass   *object_class = G_OBJECT_CLASS (klass);
+
+    object_class->constructor = msm_desktop_app_dialog_constructor;
+    object_class->dispose = msm_desktop_app_dialog_dispose;
+}
+
+static void
+msm_desktop_app_dialog_init (MsmDesktopAppDialog *dialog)
+{
+
+}
+
+static GtkWidget *
+create_app_info_row (GAppInfo *app)
+{
+    GtkWidget  *row;
+    GtkWidget  *grid;
+    GtkWidget  *image = NULL;
+    GtkWidget  *label, *label2;
+    gint        height;
+    const char *app_name;
+    const char *app_summary;
+    GIcon      *app_icon;
+
+    row = gtk_list_box_row_new ();
+    grid = gtk_grid_new ();
+    gtk_grid_set_column_spacing (GTK_GRID (grid), 6);
+    gtk_grid_set_row_spacing (GTK_GRID (grid), 6);
+
+    app_name = g_app_info_get_name (app);
+    app_icon = g_app_info_get_icon (app);
+    app_summary = g_app_info_get_description (app);
+
+    if (app_name == NULL)
+        return NULL;
+
+    if (app_icon != NULL)
+    {
+        image = gtk_image_new_from_gicon (app_icon, GTK_ICON_SIZE_DIALOG);
+        gtk_icon_size_lookup (GTK_ICON_SIZE_DIALOG, NULL, &height);
+        gtk_image_set_pixel_size (GTK_IMAGE (image), height);
+        gtk_grid_attach (GTK_GRID (grid), image, 0, 0, 2, 2);
+        gtk_widget_set_hexpand (image, FALSE);
+    }
+
+    label = gtk_label_new (app_name);
+    gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_END);
+    gtk_label_set_max_width_chars (GTK_LABEL (label), 50);
+    gtk_widget_set_hexpand (label, TRUE);
+    gtk_widget_set_halign (label, GTK_ALIGN_START);
+    gtk_widget_set_vexpand (label, FALSE);
+    gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
+    gtk_grid_attach_next_to (GTK_GRID (grid), label, image, GTK_POS_RIGHT, 1, 1);
+
+    label2 = gtk_label_new (app_summary);
+    gtk_label_set_ellipsize (GTK_LABEL (label2), PANGO_ELLIPSIZE_END);
+    gtk_label_set_max_width_chars (GTK_LABEL (label2), 50);
+    gtk_widget_set_hexpand (label2, TRUE);
+    gtk_widget_set_halign (label2, GTK_ALIGN_START);
+    gtk_widget_set_vexpand (label2, FALSE);
+    gtk_widget_set_valign (label2, GTK_ALIGN_CENTER);
+    gtk_grid_attach_next_to (GTK_GRID (grid), label2, label, GTK_POS_BOTTOM, 1, 1);
+
+    gtk_container_add (GTK_CONTAINER (row), grid);
+    g_object_set_data (G_OBJECT (row), "appinfo", app);
+
+    return row;
+}
+
+GtkWidget *
+msm_desktop_app_dialog_new (GspAppManager *manager)
+{
+    MsmDesktopAppDialog *dialog;
+    gboolean   use_header;
+    GList     *apps, *l;
+
+    g_object_get (gtk_settings_get_default (),
+                 "gtk-dialogs-use-header", &use_header,
+                  NULL);
+
+    dialog = g_object_new (MSM_TYPE_DESKTOP_APP_DIALOG,
+                           "use-header-bar", use_header,
+                           NULL);
+
+    apps = g_app_info_get_all ();
+    for (l = apps; l != NULL; l = l->next)
+    {
+        GAppInfo   *info = l->data;
+        GtkWidget  *row;
+        const char *id;
+
+        id = g_app_info_get_id (info);
+        if (id != NULL && gsp_app_manager_find_app_with_basename (manager, id) == NULL)
+        {
+            if (g_app_info_should_show (info))
+            {
+                row = create_app_info_row (info);
+                if (row != NULL)
+                {
+                    gtk_list_box_prepend (GTK_LIST_BOX (dialog->listbox), row);
+                }
+            }
+        }
+    }
+
+    return GTK_WIDGET (dialog);
+}
+
+const char *
+msm_dektop_app_dialog_get_selected (MsmDesktopAppDialog *dialog)
+{
+    GtkListBoxRow *selected = NULL;
+    GAppInfo *app;
+
+    selected = gtk_list_box_get_selected_row (GTK_LIST_BOX (dialog->listbox));
+    if (selected != NULL)
+    {
+        app = g_object_get_data (G_OBJECT (selected), "appinfo");
+        return g_desktop_app_info_get_filename (G_DESKTOP_APP_INFO (app));
+    }
+
+    return NULL;
+}