mirror of
https://gitlab.gnome.org/GNOME/gtk.git
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152 lines
4.7 KiB
C
152 lines
4.7 KiB
C
/* Entry/Delayed Search Entry
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*
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* GtkSearchEntry sets up GtkEntries ready for search. Search entries
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* have their "changed" signal delayed and should be used
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* when the searched operation is slow such as loads of entries
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* to search, or online searches.
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*/
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#include <gtk/gtk.h>
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static void
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search_changed_cb (GtkSearchEntry *entry,
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GtkLabel *result_label)
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{
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const char *text;
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text = gtk_editable_get_text (GTK_EDITABLE (entry));
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g_message ("search changed: %s", text);
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gtk_label_set_text (result_label, text ? text : "");
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}
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static void
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changed_cb (GtkEditable *editable)
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{
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const char *text;
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text = gtk_editable_get_text (GTK_EDITABLE (editable));
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g_message ("changed: %s", text);
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}
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static void
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search_changed (GtkSearchEntry *entry,
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GtkLabel *label)
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{
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gtk_label_set_text (label, "search-changed");
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}
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static void
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next_match (GtkSearchEntry *entry,
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GtkLabel *label)
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{
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gtk_label_set_text (label, "next-match");
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}
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static void
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previous_match (GtkSearchEntry *entry,
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GtkLabel *label)
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{
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gtk_label_set_text (label, "previous-match");
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}
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static void
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stop_search (GtkSearchEntry *entry,
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GtkLabel *label)
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{
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gtk_label_set_text (label, "stop-search");
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}
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GtkWidget *
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do_search_entry2 (GtkWidget *do_widget)
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{
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static GtkWidget *window = NULL;
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GtkWidget *vbox;
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GtkWidget *hbox;
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GtkWidget *label;
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GtkWidget *entry;
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GtkWidget *container;
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GtkWidget *searchbar;
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GtkWidget *button;
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if (!window)
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{
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window = gtk_window_new ();
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gtk_window_set_title (GTK_WINDOW (window), "Delayed Search Entry");
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gtk_window_set_transient_for (GTK_WINDOW (window), GTK_WINDOW (do_widget));
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gtk_window_set_resizable (GTK_WINDOW (window), TRUE);
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gtk_widget_set_size_request (window, 200, -1);
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g_signal_connect (window, "destroy",
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G_CALLBACK (gtk_widget_destroyed), &window);
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vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
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gtk_window_set_child (GTK_WINDOW (window), vbox);
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entry = gtk_search_entry_new ();
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container = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
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gtk_widget_set_halign (container, GTK_ALIGN_CENTER);
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gtk_container_add (GTK_CONTAINER (container), entry);
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searchbar = gtk_search_bar_new ();
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gtk_search_bar_connect_entry (GTK_SEARCH_BAR (searchbar), GTK_EDITABLE (entry));
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gtk_search_bar_set_show_close_button (GTK_SEARCH_BAR (searchbar), FALSE);
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gtk_container_add (GTK_CONTAINER (searchbar), container);
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gtk_container_add (GTK_CONTAINER (vbox), searchbar);
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/* Hook the search bar to key presses */
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gtk_search_bar_set_key_capture_widget (GTK_SEARCH_BAR (searchbar), window);
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/* Help */
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label = gtk_label_new ("Start Typing to search");
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gtk_container_add (GTK_CONTAINER (vbox), label);
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/* Toggle button */
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button = gtk_toggle_button_new_with_label ("Search");
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g_object_bind_property (button, "active",
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searchbar, "search-mode-enabled",
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G_BINDING_BIDIRECTIONAL);
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gtk_container_add (GTK_CONTAINER (vbox), button);
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/* Result */
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hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
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gtk_container_add (GTK_CONTAINER (vbox), hbox);
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label = gtk_label_new ("Result:");
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gtk_label_set_xalign (GTK_LABEL (label), 0.0);
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gtk_widget_set_margin_start (label, 6);
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gtk_container_add (GTK_CONTAINER (hbox), label);
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label = gtk_label_new ("");
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gtk_container_add (GTK_CONTAINER (hbox), label);
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g_signal_connect (entry, "search-changed",
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G_CALLBACK (search_changed_cb), label);
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g_signal_connect (entry, "changed",
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G_CALLBACK (changed_cb), label);
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hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
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gtk_container_add (GTK_CONTAINER (vbox), hbox);
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label = gtk_label_new ("Signal:");
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gtk_label_set_xalign (GTK_LABEL (label), 0.0);
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gtk_widget_set_margin_start (label, 6);
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gtk_container_add (GTK_CONTAINER (hbox), label);
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label = gtk_label_new ("");
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gtk_container_add (GTK_CONTAINER (hbox), label);
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g_signal_connect (entry, "search-changed",
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G_CALLBACK (search_changed), label);
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g_signal_connect (entry, "next-match",
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G_CALLBACK (next_match), label);
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g_signal_connect (entry, "previous-match",
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G_CALLBACK (previous_match), label);
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g_signal_connect (entry, "stop-search",
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G_CALLBACK (stop_search), label);
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}
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if (!gtk_widget_get_visible (window))
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gtk_widget_show (window);
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else
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gtk_widget_destroy (window);
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return window;
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}
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