Interactive search, like in treeview
Yevgen Muntyan
parent
50fd1aa490
commit
c3310605be
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@ -69,7 +69,10 @@ struct _MooFileViewPrivate {
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GtkNotebook *notebook;
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MooFileViewType view_type;
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GtkTreeView *treeview;
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GtkTreeViewColumn *tree_name_column;
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MooIconView *iconview;
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char *current_dir;
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@ -84,6 +87,9 @@ struct _MooFileViewPrivate {
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GtkEntry *filter_entry;
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GtkFileFilter *current_filter;
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gboolean use_current_filter;
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GtkEntry *search_entry;
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gboolean in_search;
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};
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@ -104,6 +110,10 @@ static void moo_file_view_get_property (GObject *object,
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GValue *value,
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GParamSpec *pspec);
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static gboolean moo_file_view_key_press (GtkWidget *widget,
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GdkEventKey *event,
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MooFileView *fileview);
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static void moo_file_view_set_file_mgr (MooFileView *fileview,
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MooEditFileMgr *mgr);
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@ -139,6 +149,7 @@ static void focus_to_file_view (MooFileView *fileview);
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static void focus_to_filter_entry (MooFileView *fileview);
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static GtkWidget *create_toolbar (MooFileView *fileview);
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static GtkWidget *create_notebook (MooFileView *fileview);
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static GtkWidget *create_search_entry (MooFileView *fileview);
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static GtkWidget *create_popup_menu (MooFileView *fileview);
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@ -180,6 +191,8 @@ static gboolean icon_button_press (MooIconView *iconview,
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static void get_icon (MooFileView *fileview,
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MooFileViewFile*file);
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static GtkWidget *get_file_view_widget (MooFileView *fileview);
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/* MOO_TYPE_FILE_VIEW */
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G_DEFINE_TYPE (MooFileView, moo_file_view, GTK_TYPE_VBOX)
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@ -217,6 +230,7 @@ static guint signals[LAST_SIGNAL];
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static void moo_file_view_class_init (MooFileViewClass *klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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// GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
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GtkBindingSet *binding_set;
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gobject_class->finalize = moo_file_view_finalize;
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@ -507,7 +521,7 @@ static gboolean moo_file_view_chdir_real(MooFileView *fileview,
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static void init_gui (MooFileView *fileview)
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{
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GtkBox *box;
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GtkWidget *toolbar, *notebook, *filter_combo;
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GtkWidget *toolbar, *notebook, *filter_combo, *search_entry;
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box = GTK_BOX (fileview);
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@ -521,6 +535,10 @@ static void init_gui (MooFileView *fileview)
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gtk_box_pack_start (box, notebook, TRUE, TRUE, 0);
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fileview->priv->notebook = GTK_NOTEBOOK (notebook);
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search_entry = create_search_entry (fileview);
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gtk_box_pack_start (box, search_entry, FALSE, FALSE, 0);
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fileview->priv->search_entry = GTK_ENTRY (search_entry);
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filter_combo = create_filter_combo (fileview);
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gtk_widget_show (filter_combo);
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gtk_box_pack_start (box, filter_combo, FALSE, FALSE, 0);
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@ -538,10 +556,7 @@ static void init_gui (MooFileView *fileview)
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static void focus_to_file_view (MooFileView *fileview)
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{
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if (fileview->priv->view_type == MOO_FILE_VIEW_ICON)
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gtk_widget_grab_focus (GTK_WIDGET(fileview->priv->iconview));
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else
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gtk_widget_grab_focus (GTK_WIDGET(fileview->priv->treeview));
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gtk_widget_grab_focus (get_file_view_widget (fileview));
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}
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@ -681,6 +696,9 @@ static GtkWidget *create_notebook (MooFileView *fileview)
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gtk_widget_show (treeview);
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gtk_container_add (GTK_CONTAINER (swin), treeview);
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fileview->priv->treeview = GTK_TREE_VIEW (treeview);
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g_signal_connect (treeview, "key-press-event",
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G_CALLBACK (moo_file_view_key_press),
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fileview);
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swin = gtk_scrolled_window_new (NULL, NULL);
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gtk_widget_show (swin);
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@ -748,6 +766,7 @@ static GtkWidget *create_treeview (MooFileView *fileview)
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column = gtk_tree_view_column_new ();
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gtk_tree_view_column_set_title (column, "Name");
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gtk_tree_view_append_column (GTK_TREE_VIEW (treeview), column);
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fileview->priv->tree_name_column = column;
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cell = gtk_cell_renderer_pixbuf_new ();
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gtk_tree_view_column_pack_start (column, cell, FALSE);
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@ -1407,6 +1426,9 @@ static GtkWidget *create_iconview (MooFileView *fileview)
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GtkCellRenderer *cell;
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iconview = moo_icon_view_new_with_model (fileview->priv->filter_model);
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g_signal_connect (iconview, "key-press-event",
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G_CALLBACK (moo_file_view_key_press),
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fileview);
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moo_icon_view_set_attributes (MOO_ICON_VIEW (iconview),
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MOO_ICON_VIEW_CELL_PIXBUF,
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"pixbuf", COLUMN_PIXBUF,
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@ -1969,3 +1991,325 @@ static void toggle_show_hidden (MooFileView *fileview)
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moo_file_view_set_show_hidden (fileview,
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!fileview->priv->show_hidden_files);
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}
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static GtkWidget *get_file_view_widget (MooFileView *fileview)
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{
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if (fileview->priv->view_type == MOO_FILE_VIEW_ICON)
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return GTK_WIDGET(fileview->priv->iconview);
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else
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return GTK_WIDGET(fileview->priv->treeview);
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}
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/****************************************************************************/
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/* Interactive search
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*/
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enum {
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SEARCH_COLUMN_NAME,
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SEARCH_COLUMN_FILE
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};
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static GtkWidget *create_search_entry (MooFileView *fileview)
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{
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GtkWidget *entry;
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GtkEntryCompletion *completion;
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GtkListStore *store;
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entry = gtk_entry_new ();
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g_object_set_data (G_OBJECT (entry), "moo-file-view", fileview);
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gtk_widget_set_no_show_all (entry, TRUE);
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completion = gtk_entry_completion_new ();
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gtk_entry_set_completion (GTK_ENTRY (entry), completion);
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store = gtk_list_store_new (2, G_TYPE_STRING,
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MOO_TYPE_FILE_VIEW_FILE);
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gtk_entry_completion_set_model (completion,
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GTK_TREE_MODEL (store));
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gtk_entry_completion_set_text_column (completion, SEARCH_COLUMN_NAME);
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g_object_unref (store);
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g_object_unref (completion);
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return entry;
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}
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/****************************************************************************/
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/* Auxiliary stuff
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*/
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static GtkTreePath *tree_view_get_selected (GtkTreeView *treeview)
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{
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GtkTreeSelection *selection;
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GtkTreeIter iter;
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GtkTreeModel *model;
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selection = gtk_tree_view_get_selection (treeview);
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if (!gtk_tree_selection_get_selected (selection, &model, &iter))
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return NULL;
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else
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return gtk_tree_model_get_path (model, &iter);
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}
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static void activate_file_widget (MooFileView *fileview)
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{
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if (fileview->priv->view_type == MOO_FILE_VIEW_LIST)
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{
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GtkTreePath *path;
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path = tree_view_get_selected (fileview->priv->treeview);
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if (path)
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{
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gtk_tree_view_row_activated (fileview->priv->treeview, path,
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fileview->priv->tree_name_column);
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gtk_tree_path_free (path);
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}
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}
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else
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{
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moo_icon_view_activate_selected (fileview->priv->iconview);
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}
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}
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static void file_widget_move_selection (MooFileView *fileview,
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GtkTreeIter *iter)
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{
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GtkTreePath *path = NULL;
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if (iter)
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{
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path = gtk_tree_model_get_path (fileview->priv->filter_model, iter);
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g_return_if_fail (path != NULL);
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}
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if (fileview->priv->view_type == MOO_FILE_VIEW_LIST)
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{
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GtkTreeSelection *selection;
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GtkTreeView *treeview;
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treeview = fileview->priv->treeview;
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selection = gtk_tree_view_get_selection (treeview);
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gtk_tree_selection_unselect_all (selection);
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if (path)
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{
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gtk_tree_selection_select_path (selection, path);
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gtk_tree_view_scroll_to_cell (treeview, path, NULL,
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FALSE, 0, 0);
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}
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}
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else
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{
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moo_icon_view_move_cursor (fileview->priv->iconview, path);
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}
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gtk_tree_path_free (path);
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}
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static gboolean find_match (MooFileView *fileview,
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const char *text,
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GtkTreeIter *iter)
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{
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GtkTreeModel *model = fileview->priv->filter_model;
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guint len;
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g_return_val_if_fail (text != NULL, FALSE);
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if (!text[0])
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return FALSE;
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if (!gtk_tree_model_get_iter_first (model, iter))
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return FALSE;
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len = strlen (text);
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while (TRUE)
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{
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char *val;
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gtk_tree_model_get (model, iter,
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COLUMN_DISPLAY_NAME, &val, -1);
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if (val)
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{
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if (!strncmp (text, val, len))
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{
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g_free (val);
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return TRUE;
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}
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g_free (val);
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}
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if (!gtk_tree_model_iter_next (model, iter))
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return FALSE;
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}
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}
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/****************************************************************************/
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/* Search entry
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*/
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static gboolean search_entry_key_press (GtkWidget *entry,
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GdkEventKey *event,
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MooFileView *fileview);
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static gboolean search_entry_focus_out (GtkWidget *entry,
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GdkEventFocus *event,
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MooFileView *fileview);
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static void search_entry_activate (GtkWidget *entry,
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MooFileView *fileview);
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static void search_entry_changed (GtkEntry *entry,
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MooFileView *fileview);
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static void start_interactive_search (MooFileView *fileview)
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{
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GtkWidget *entry = GTK_WIDGET (fileview->priv->search_entry);
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file_widget_move_selection (fileview, NULL);
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gtk_widget_show (entry);
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gtk_widget_grab_focus (entry);
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fileview->priv->in_search = TRUE;
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g_signal_connect (entry, "key-press-event",
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G_CALLBACK (search_entry_key_press),
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fileview);
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g_signal_connect (entry, "focus-out-event",
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G_CALLBACK (search_entry_focus_out),
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fileview);
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g_signal_connect (entry, "activate",
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G_CALLBACK (search_entry_activate),
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fileview);
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g_signal_connect (entry, "changed",
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G_CALLBACK (search_entry_changed),
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fileview);
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}
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static void stop_interactive_search (MooFileView *fileview)
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{
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GtkWidget *entry = GTK_WIDGET (fileview->priv->search_entry);
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fileview->priv->in_search = FALSE;
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g_signal_handlers_disconnect_by_func (entry,
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(gpointer) search_entry_key_press,
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fileview);
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g_signal_handlers_disconnect_by_func (entry,
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(gpointer) search_entry_focus_out,
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fileview);
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g_signal_handlers_disconnect_by_func (entry,
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(gpointer) search_entry_activate,
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fileview);
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g_signal_handlers_disconnect_by_func (entry,
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(gpointer) search_entry_changed,
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fileview);
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gtk_widget_hide (entry);
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gtk_entry_set_text (GTK_ENTRY (entry), "");
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gtk_widget_grab_focus (get_file_view_widget (fileview));
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}
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#define PRINT_KEY_EVENT(event) \
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g_print ("%s%s%s%s\n", \
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event->state & GDK_SHIFT_MASK ? "<Shift>" : "", \
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event->state & GDK_CONTROL_MASK ? "<Control>" : "", \
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event->state & GDK_MOD1_MASK ? "<Alt>" : "", \
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gdk_keyval_name (event->keyval))
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static gboolean moo_file_view_key_press (GtkWidget *widget,
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GdkEventKey *event,
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MooFileView *fileview)
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{
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GtkWidget *entry = GTK_WIDGET (fileview->priv->search_entry);
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if (fileview->priv->in_search)
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{
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g_warning ("%s: something wrong", G_STRLOC);
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stop_interactive_search (fileview);
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return FALSE;
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}
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if (GTK_WIDGET_CLASS(G_OBJECT_GET_CLASS (widget))->key_press_event (widget, event))
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return TRUE;
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if (GTK_WIDGET_CLASS(G_OBJECT_GET_CLASS (fileview))->key_press_event (widget, event))
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return TRUE;
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if (event->state & (GDK_CONTROL_MASK | GDK_MOD1_MASK))
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return FALSE;
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if (event->string && event->length)
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{
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GdkEvent *copy = gdk_event_copy ((GdkEvent*) event);
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gtk_widget_realize (entry);
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g_object_unref (copy->key.window);
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copy->key.window = g_object_ref (entry->window);
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start_interactive_search (fileview);
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gtk_widget_event (entry, copy);
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gdk_event_free (copy);
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return TRUE;
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}
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return FALSE;
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}
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static gboolean search_entry_key_press (G_GNUC_UNUSED GtkWidget *entry,
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GdkEventKey *event,
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MooFileView *fileview)
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{
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switch (event->keyval)
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{
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case GDK_Escape:
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stop_interactive_search (fileview);
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return TRUE;
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default:
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return FALSE;
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}
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}
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static gboolean search_entry_focus_out (G_GNUC_UNUSED GtkWidget *entry,
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G_GNUC_UNUSED GdkEventFocus *event,
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MooFileView *fileview)
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{
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stop_interactive_search (fileview);
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return FALSE;
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}
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static void search_entry_activate (GtkWidget *entry,
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MooFileView *fileview)
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{
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stop_interactive_search (fileview);
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activate_file_widget (fileview);
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}
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static void search_entry_changed (GtkEntry *entry,
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MooFileView *fileview)
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{
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GtkTreeIter iter;
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const char *text;
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text = gtk_entry_get_text (entry);
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if (find_match (fileview, text, &iter))
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file_widget_move_selection (fileview, &iter);
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else
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file_widget_move_selection (fileview, NULL);
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}
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