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#include <gtk/gtk.h>
#include "exampleapp.h"
#include "exampleappwin.h"
struct _ExampleAppWindow
{
GtkApplicationWindow parent;
GSettings *settings;
GtkWidget *stack;
GtkWidget *search;
GtkWidget *searchbar;
};
G_DEFINE_TYPE (ExampleAppWindow, example_app_window, GTK_TYPE_APPLICATION_WINDOW)
static void
search_text_changed (GtkEntry *entry,
ExampleAppWindow *win)
{
const gchar *text;
GtkWidget *tab;
GtkWidget *view;
GtkTextBuffer *buffer;
GtkTextIter start, match_start, match_end;
text = gtk_editable_get_text (GTK_EDITABLE (entry));
if (text[0] == '\0')
return;
tab = gtk_stack_get_visible_child (GTK_STACK (win->stack));
view = gtk_bin_get_child (GTK_BIN (tab));
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
/* Very simple-minded search implementation */
gtk_text_buffer_get_start_iter (buffer, &start);
if (gtk_text_iter_forward_search (&start, text, GTK_TEXT_SEARCH_CASE_INSENSITIVE,
&match_start, &match_end, NULL))
{
gtk_text_buffer_select_range (buffer, &match_start, &match_end);
gtk_text_view_scroll_to_iter (GTK_TEXT_VIEW (view), &match_start,
0.0, FALSE, 0.0, 0.0);
}
}
static void
visible_child_changed (GObject *stack,
GParamSpec *pspec,
ExampleAppWindow *win)
{
if (gtk_widget_in_destruction (GTK_WIDGET (stack)))
return;
gtk_search_bar_set_search_mode (GTK_SEARCH_BAR (win->searchbar), FALSE);
}
static void
example_app_window_init (ExampleAppWindow *win)
{
gtk_widget_init_template (GTK_WIDGET (win));
win->settings = g_settings_new ("org.gtk.exampleapp");
g_settings_bind (win->settings, "transition",
win->stack, "transition-type",
G_SETTINGS_BIND_DEFAULT);
g_object_bind_property (win->search, "active",
win->searchbar, "search-mode-enabled",
G_BINDING_BIDIRECTIONAL);
}
static void
example_app_window_dispose (GObject *object)
{
ExampleAppWindow *win;
win = EXAMPLE_APP_WINDOW (object);
g_clear_object (&win->settings);
G_OBJECT_CLASS (example_app_window_parent_class)->dispose (object);
}
static void
example_app_window_class_init (ExampleAppWindowClass *class)
{
G_OBJECT_CLASS (class)->dispose = example_app_window_dispose;
gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (class),
"/org/gtk/exampleapp/window.ui");
gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), ExampleAppWindow, stack);
gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), ExampleAppWindow, search);
gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), ExampleAppWindow, searchbar);
gtk_widget_class_bind_template_callback (GTK_WIDGET_CLASS (class), search_text_changed);
gtk_widget_class_bind_template_callback (GTK_WIDGET_CLASS (class), visible_child_changed);
}
ExampleAppWindow *
example_app_window_new (ExampleApp *app)
{
return g_object_new (EXAMPLE_APP_WINDOW_TYPE, "application", app, NULL);
}
void
example_app_window_open (ExampleAppWindow *win,
GFile *file)
{
gchar *basename;
GtkWidget *scrolled, *view;
gchar *contents;
gsize length;
GtkTextBuffer *buffer;
GtkTextTag *tag;
GtkTextIter start_iter, end_iter;
basename = g_file_get_basename (file);
scrolled = gtk_scrolled_window_new (NULL, NULL);
gtk_widget_set_hexpand (scrolled, TRUE);
gtk_widget_set_vexpand (scrolled, TRUE);
view = gtk_text_view_new ();
gtk_text_view_set_editable (GTK_TEXT_VIEW (view), FALSE);
gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (view), FALSE);
gtk_container_add (GTK_CONTAINER (scrolled), view);
gtk_stack_add_titled (GTK_STACK (win->stack), scrolled, basename, basename);
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
if (g_file_load_contents (file, NULL, &contents, &length, NULL, NULL))
{
gtk_text_buffer_set_text (buffer, contents, length);
g_free (contents);
}
tag = gtk_text_buffer_create_tag (buffer, NULL, NULL);
g_settings_bind (win->settings, "font",
tag, "font",
G_SETTINGS_BIND_DEFAULT);
gtk_text_buffer_get_start_iter (buffer, &start_iter);
gtk_text_buffer_get_end_iter (buffer, &end_iter);
gtk_text_buffer_apply_tag (buffer, tag, &start_iter, &end_iter);
g_free (basename);
gtk_widget_set_sensitive (win->search, TRUE);
}
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