1#include <gtk/gtk.h>
2
3#include "exampleapp.h"
4#include "exampleappwin.h"
5
6struct _ExampleAppWindow
7{
8 GtkApplicationWindow parent;
9
10 GSettings *settings;
11 GtkWidget *stack;
12 GtkWidget *gears;
13};
14
15G_DEFINE_TYPE (ExampleAppWindow, example_app_window, GTK_TYPE_APPLICATION_WINDOW)
16
17static void
18example_app_window_init (ExampleAppWindow *win)
19{
20 GtkBuilder *builder;
21 GMenuModel *menu;
22
23 gtk_widget_init_template (GTK_WIDGET (win));
24
25 builder = gtk_builder_new_from_resource (resource_path: "/org/gtk/exampleapp/gears-menu.ui");
26 menu = G_MENU_MODEL (gtk_builder_get_object (builder, "menu"));
27 gtk_menu_button_set_menu_model (GTK_MENU_BUTTON (win->gears), menu_model: menu);
28 g_object_unref (object: builder);
29
30 win->settings = g_settings_new (schema_id: "org.gtk.exampleapp");
31 g_settings_bind (settings: win->settings, key: "transition",
32 object: win->stack, property: "transition-type",
33 flags: G_SETTINGS_BIND_DEFAULT);
34}
35
36static void
37example_app_window_dispose (GObject *object)
38{
39 ExampleAppWindow *win;
40
41 win = EXAMPLE_APP_WINDOW (ptr: object);
42
43 g_clear_object (&win->settings);
44
45 G_OBJECT_CLASS (example_app_window_parent_class)->dispose (object);
46}
47
48static void
49example_app_window_class_init (ExampleAppWindowClass *class)
50{
51 G_OBJECT_CLASS (class)->dispose = example_app_window_dispose;
52
53 gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (class),
54 resource_name: "/org/gtk/exampleapp/window.ui");
55 gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), ExampleAppWindow, stack);
56 gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), ExampleAppWindow, gears);
57}
58
59ExampleAppWindow *
60example_app_window_new (ExampleApp *app)
61{
62 return g_object_new (EXAMPLE_APP_WINDOW_TYPE, first_property_name: "application", app, NULL);
63}
64
65void
66example_app_window_open (ExampleAppWindow *win,
67 GFile *file)
68{
69 char *basename;
70 GtkWidget *scrolled, *view;
71 char *contents;
72 gsize length;
73 GtkTextBuffer *buffer;
74 GtkTextTag *tag;
75 GtkTextIter start_iter, end_iter;
76
77 basename = g_file_get_basename (file);
78
79 scrolled = gtk_scrolled_window_new ();
80 gtk_widget_set_hexpand (widget: scrolled, TRUE);
81 gtk_widget_set_vexpand (widget: scrolled, TRUE);
82 view = gtk_text_view_new ();
83 gtk_text_view_set_editable (GTK_TEXT_VIEW (view), FALSE);
84 gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (view), FALSE);
85 gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (scrolled), child: view);
86 gtk_stack_add_titled (GTK_STACK (win->stack), child: scrolled, name: basename, title: basename);
87
88 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
89
90 if (g_file_load_contents (file, NULL, contents: &contents, length: &length, NULL, NULL))
91 {
92 gtk_text_buffer_set_text (buffer, text: contents, len: length);
93 g_free (mem: contents);
94 }
95
96 tag = gtk_text_buffer_create_tag (buffer, NULL, NULL);
97 g_settings_bind (settings: win->settings, key: "font", object: tag, property: "font", flags: G_SETTINGS_BIND_DEFAULT);
98
99 gtk_text_buffer_get_start_iter (buffer, iter: &start_iter);
100 gtk_text_buffer_get_end_iter (buffer, iter: &end_iter);
101 gtk_text_buffer_apply_tag (buffer, tag, start: &start_iter, end: &end_iter);
102
103 g_free (mem: basename);
104}
105

source code of gtk/examples/application5/exampleappwin.c