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gtk-demo: Polish the search bar demo

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Rename this, and make it look a bit less like a
debugging tool, and more like a demo.
This commit is contained in:
Matthias Clasen 2020-11-02 12:00:24 -05:00
parent 64ad490bc1
commit 14b65a3c4f
1 changed files with 24 additions and 78 deletions
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102
demos/gtk-demo/search_entry2.c
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@ -1,10 +1,10 @@
/* Entry/Delayed Search Entry
/* Entry/Type to Search
*
* GtkSearchEntry provides an entry that is ready for search.
*
* Search entries have their "changed" signal delayed and should
* be used when the searched operation is slow such as loads of
* entries to search, or online searches.
* Search entries have their "search-changed" signal delayed and
* should be used when the search operation is slow, such as big
* datasets to search, or online searches.
*
* GtkSearchBar allows have a hidden search entry that 'springs
* into action' upon keyboard input.
@ -18,101 +18,69 @@ search_changed_cb (GtkSearchEntry *entry,
{
const char *text;
text = gtk_editable_get_text (GTK_EDITABLE (entry));
g_message ("search changed: %s", text);
gtk_label_set_text (result_label, text ? text : "");
}
static void
changed_cb (GtkEditable *editable)
{
const char *text;
text = gtk_editable_get_text (GTK_EDITABLE (editable));
g_message ("changed: %s", text);
}
static void
search_changed (GtkSearchEntry *entry,
GtkLabel *label)
{
gtk_label_set_text (label, "search-changed");
}
static void
next_match (GtkSearchEntry *entry,
GtkLabel *label)
{
gtk_label_set_text (label, "next-match");
}
static void
previous_match (GtkSearchEntry *entry,
GtkLabel *label)
{
gtk_label_set_text (label, "previous-match");
}
static void
stop_search (GtkSearchEntry *entry,
GtkLabel *label)
{
gtk_label_set_text (label, "stop-search");
}
GtkWidget *
do_search_entry2 (GtkWidget *do_widget)
{
static GtkWidget *window = NULL;
GtkWidget *vbox;
GtkWidget *hbox;
GtkWidget *box;
GtkWidget *label;
GtkWidget *entry;
GtkWidget *container;
GtkWidget *searchbar;
GtkWidget *button;
GtkWidget *header;
if (!window)
{
window = gtk_window_new ();
gtk_window_set_title (GTK_WINDOW (window), "Delayed Search Entry");
gtk_window_set_title (GTK_WINDOW (window), "Type to Search");
gtk_window_set_transient_for (GTK_WINDOW (window), GTK_WINDOW (do_widget));
gtk_window_set_resizable (GTK_WINDOW (window), TRUE);
gtk_window_set_resizable (GTK_WINDOW (window), FALSE);
gtk_widget_set_size_request (window, 200, -1);
g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
header = gtk_header_bar_new ();
gtk_window_set_titlebar (GTK_WINDOW (window), header);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_window_set_child (GTK_WINDOW (window), vbox);
entry = gtk_search_entry_new ();
container = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
gtk_widget_set_halign (container, GTK_ALIGN_CENTER);
gtk_box_append (GTK_BOX (container), entry);
gtk_widget_set_halign (entry, GTK_ALIGN_CENTER);
searchbar = gtk_search_bar_new ();
gtk_search_bar_connect_entry (GTK_SEARCH_BAR (searchbar), GTK_EDITABLE (entry));
gtk_search_bar_set_show_close_button (GTK_SEARCH_BAR (searchbar), FALSE);
gtk_search_bar_set_child (GTK_SEARCH_BAR (searchbar), container);
gtk_search_bar_set_child (GTK_SEARCH_BAR (searchbar), entry);
gtk_box_append (GTK_BOX (vbox), searchbar);
/* Hook the search bar to key presses */
gtk_search_bar_set_key_capture_widget (GTK_SEARCH_BAR (searchbar), window);
/* Help */
label = gtk_label_new ("Start Typing to search");
gtk_box_append (GTK_BOX (vbox), label);
box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 18);
gtk_widget_set_margin_start (box, 18);
gtk_widget_set_margin_end (box, 18);
gtk_widget_set_margin_top (box, 18);
gtk_widget_set_margin_bottom (box, 18);
gtk_box_append (GTK_BOX (vbox), box);
/* Toggle button */
button = gtk_toggle_button_new_with_label ("Search");
button = gtk_toggle_button_new ();
gtk_button_set_icon_name (GTK_BUTTON (button), "system-search-symbolic");
g_object_bind_property (button, "active",
searchbar, "search-mode-enabled",
G_BINDING_BIDIRECTIONAL);
gtk_box_append (GTK_BOX (vbox), button);
gtk_header_bar_pack_end (GTK_HEADER_BAR (header), button);
/* Result */
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
gtk_box_append (GTK_BOX (vbox), hbox);
gtk_box_append (GTK_BOX (box), hbox);
label = gtk_label_new ("Result:");
label = gtk_label_new ("Searching for:");
gtk_label_set_xalign (GTK_LABEL (label), 0.0);
gtk_widget_set_margin_start (label, 6);
gtk_box_append (GTK_BOX (hbox), label);
label = gtk_label_new ("");
@ -120,28 +88,6 @@ do_search_entry2 (GtkWidget *do_widget)
g_signal_connect (entry, "search-changed",
G_CALLBACK (search_changed_cb), label);
g_signal_connect (entry, "changed",
G_CALLBACK (changed_cb), label);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
gtk_box_append (GTK_BOX (vbox), hbox);
label = gtk_label_new ("Signal:");
gtk_label_set_xalign (GTK_LABEL (label), 0.0);
gtk_widget_set_margin_start (label, 6);
gtk_box_append (GTK_BOX (hbox), label);
label = gtk_label_new ("");
gtk_box_append (GTK_BOX (hbox), label);
g_signal_connect (entry, "search-changed",
G_CALLBACK (search_changed), label);
g_signal_connect (entry, "next-match",
G_CALLBACK (next_match), label);
g_signal_connect (entry, "previous-match",
G_CALLBACK (previous_match), label);
g_signal_connect (entry, "stop-search",
G_CALLBACK (stop_search), label);
}
if (!gtk_widget_get_visible (window))