Removed gtk+ docsHEADmaster

1 files changed, 0 insertions, 291 deletions

diff --git a/gtk+-mingw/share/gtk-3.0/demo/hypertext.c b/gtk+-mingw/share/gtk-3.0/demo/hypertext.c
deleted file mode 100644
index 534a62d..0000000
--- a/gtk+-mingw/share/gtk-3.0/demo/hypertext.c
+++ /dev/null
@@ -1,291 +0,0 @@
-/* Text Widget/Hypertext
- *
- * Usually, tags modify the appearance of text in the view, e.g. making it
- * bold or colored or underlined. But tags are not restricted to appearance.
- * They can also affect the behavior of mouse and key presses, as this demo
- * shows.
- */
-
-#include <gtk/gtk.h>
-#include <gdk/gdkkeysyms.h>
-
-/* Inserts a piece of text into the buffer, giving it the usual
- * appearance of a hyperlink in a web browser: blue and underlined.
- * Additionally, attaches some data on the tag, to make it recognizable
- * as a link.
- */
-static void
-insert_link (GtkTextBuffer *buffer,
-             GtkTextIter   *iter,
-             gchar         *text,
-             gint           page)
-{
-  GtkTextTag *tag;
-
-  tag = gtk_text_buffer_create_tag (buffer, NULL,
-                                    "foreground", "blue",
-                                    "underline", PANGO_UNDERLINE_SINGLE,
-                                    NULL);
-  g_object_set_data (G_OBJECT (tag), "page", GINT_TO_POINTER (page));
-  gtk_text_buffer_insert_with_tags (buffer, iter, text, -1, tag, NULL);
-}
-
-/* Fills the buffer with text and interspersed links. In any real
- * hypertext app, this method would parse a file to identify the links.
- */
-static void
-show_page (GtkTextBuffer *buffer,
-           gint           page)
-{
-  GtkTextIter iter;
-
-  gtk_text_buffer_set_text (buffer, "", 0);
-  gtk_text_buffer_get_iter_at_offset (buffer, &iter, 0);
-  if (page == 1)
-    {
-      gtk_text_buffer_insert (buffer, &iter, "Some text to show that simple ", -1);
-      insert_link (buffer, &iter, "hypertext", 3);
-      gtk_text_buffer_insert (buffer, &iter, " can easily be realized with ", -1);
-      insert_link (buffer, &iter, "tags", 2);
-      gtk_text_buffer_insert (buffer, &iter, ".", -1);
-    }
-  else if (page == 2)
-    {
-      gtk_text_buffer_insert (buffer, &iter,
-                              "A tag is an attribute that can be applied to some range of text. "
-                              "For example, a tag might be called \"bold\" and make the text inside "
-                              "the tag bold. However, the tag concept is more general than that; "
-                              "tags don't have to affect appearance. They can instead affect the "
-                              "behavior of mouse and key presses, \"lock\" a range of text so the "
-                              "user can't edit it, or countless other things.\n", -1);
-      insert_link (buffer, &iter, "Go back", 1);
-    }
-  else if (page == 3)
-    {
-      GtkTextTag *tag;
-
-      tag = gtk_text_buffer_create_tag (buffer, NULL,
-                                        "weight", PANGO_WEIGHT_BOLD,
-                                        NULL);
-      gtk_text_buffer_insert_with_tags (buffer, &iter, "hypertext:\n", -1, tag, NULL);
-      gtk_text_buffer_insert (buffer, &iter,
-                              "machine-readable text that is not sequential but is organized "
-                              "so that related items of information are connected.\n", -1);
-      insert_link (buffer, &iter, "Go back", 1);
-    }
-}
-
-/* Looks at all tags covering the position of iter in the text view,
- * and if one of them is a link, follow it by showing the page identified
- * by the data attached to it.
- */
-static void
-follow_if_link (GtkWidget   *text_view,
-                GtkTextIter *iter)
-{
-  GSList *tags = NULL, *tagp = NULL;
-
-  tags = gtk_text_iter_get_tags (iter);
-  for (tagp = tags;  tagp != NULL;  tagp = tagp->next)
-    {
-      GtkTextTag *tag = tagp->data;
-      gint page = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (tag), "page"));
-
-      if (page != 0)
-        {
-          show_page (gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view)), page);
-          break;
-        }
-    }
-
-  if (tags)
-    g_slist_free (tags);
-}
-
-/* Links can be activated by pressing Enter.
- */
-static gboolean
-key_press_event (GtkWidget *text_view,
-                 GdkEventKey *event)
-{
-  GtkTextIter iter;
-  GtkTextBuffer *buffer;
-
-  switch (event->keyval)
-    {
-      case GDK_KEY_Return:
-      case GDK_KEY_KP_Enter:
-        buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view));
-        gtk_text_buffer_get_iter_at_mark (buffer, &iter,
-                                          gtk_text_buffer_get_insert (buffer));
-        follow_if_link (text_view, &iter);
-        break;
-
-      default:
-        break;
-    }
-
-  return FALSE;
-}
-
-/* Links can also be activated by clicking.
- */
-static gboolean
-event_after (GtkWidget *text_view,
-             GdkEvent  *ev)
-{
-  GtkTextIter start, end, iter;
-  GtkTextBuffer *buffer;
-  GdkEventButton *event;
-  gint x, y;
-
-  if (ev->type != GDK_BUTTON_RELEASE)
-    return FALSE;
-
-  event = (GdkEventButton *)ev;
-
-  if (event->button != GDK_BUTTON_PRIMARY)
-    return FALSE;
-
-  buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view));
-
-  /* we shouldn't follow a link if the user has selected something */
-  gtk_text_buffer_get_selection_bounds (buffer, &start, &end);
-  if (gtk_text_iter_get_offset (&start) != gtk_text_iter_get_offset (&end))
-    return FALSE;
-
-  gtk_text_view_window_to_buffer_coords (GTK_TEXT_VIEW (text_view),
-                                         GTK_TEXT_WINDOW_WIDGET,
-                                         event->x, event->y, &x, &y);
-
-  gtk_text_view_get_iter_at_location (GTK_TEXT_VIEW (text_view), &iter, x, y);
-
-  follow_if_link (text_view, &iter);
-
-  return FALSE;
-}
-
-static gboolean hovering_over_link = FALSE;
-static GdkCursor *hand_cursor = NULL;
-static GdkCursor *regular_cursor = NULL;
-
-/* Looks at all tags covering the position (x, y) in the text view,
- * and if one of them is a link, change the cursor to the "hands" cursor
- * typically used by web browsers.
- */
-static void
-set_cursor_if_appropriate (GtkTextView    *text_view,
-                           gint            x,
-                           gint            y)
-{
-  GSList *tags = NULL, *tagp = NULL;
-  GtkTextIter iter;
-  gboolean hovering = FALSE;
-
-  gtk_text_view_get_iter_at_location (text_view, &iter, x, y);
-
-  tags = gtk_text_iter_get_tags (&iter);
-  for (tagp = tags;  tagp != NULL;  tagp = tagp->next)
-    {
-      GtkTextTag *tag = tagp->data;
-      gint page = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (tag), "page"));
-
-      if (page != 0)
-        {
-          hovering = TRUE;
-          break;
-        }
-    }
-
-  if (hovering != hovering_over_link)
-    {
-      hovering_over_link = hovering;
-
-      if (hovering_over_link)
-        gdk_window_set_cursor (gtk_text_view_get_window (text_view, GTK_TEXT_WINDOW_TEXT), hand_cursor);
-      else
-        gdk_window_set_cursor (gtk_text_view_get_window (text_view, GTK_TEXT_WINDOW_TEXT), regular_cursor);
-    }
-
-  if (tags)
-    g_slist_free (tags);
-}
-
-/* Update the cursor image if the pointer moved.
- */
-static gboolean
-motion_notify_event (GtkWidget      *text_view,
-                     GdkEventMotion *event)
-{
-  gint x, y;
-
-  gtk_text_view_window_to_buffer_coords (GTK_TEXT_VIEW (text_view),
-                                         GTK_TEXT_WINDOW_WIDGET,
-                                         event->x, event->y, &x, &y);
-
-  set_cursor_if_appropriate (GTK_TEXT_VIEW (text_view), x, y);
-
-  return FALSE;
-}
-
-GtkWidget *
-do_hypertext (GtkWidget *do_widget)
-{
-  static GtkWidget *window = NULL;
-
-  if (!window)
-    {
-      GtkWidget *view;
-      GtkWidget *sw;
-      GtkTextBuffer *buffer;
-
-      hand_cursor = gdk_cursor_new (GDK_HAND2);
-      regular_cursor = gdk_cursor_new (GDK_XTERM);
-
-      window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
-      gtk_window_set_screen (GTK_WINDOW (window),
-                             gtk_widget_get_screen (do_widget));
-      gtk_window_set_default_size (GTK_WINDOW (window),
-                                   450, 450);
-
-      g_signal_connect (window, "destroy",
-                        G_CALLBACK (gtk_widget_destroyed), &window);
-
-      gtk_window_set_title (GTK_WINDOW (window), "Hypertext");
-      gtk_container_set_border_width (GTK_CONTAINER (window), 0);
-
-      view = gtk_text_view_new ();
-      gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (view), GTK_WRAP_WORD);
-      g_signal_connect (view, "key-press-event",
-                        G_CALLBACK (key_press_event), NULL);
-      g_signal_connect (view, "event-after",
-                        G_CALLBACK (event_after), NULL);
-      g_signal_connect (view, "motion-notify-event",
-                        G_CALLBACK (motion_notify_event), NULL);
-
-      buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
-
-      sw = gtk_scrolled_window_new (NULL, NULL);
-      gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
-                                      GTK_POLICY_AUTOMATIC,
-                                      GTK_POLICY_AUTOMATIC);
-      gtk_container_add (GTK_CONTAINER (window), sw);
-      gtk_container_add (GTK_CONTAINER (sw), view);
-
-      show_page (buffer, 1);
-
-      gtk_widget_show_all (sw);
-    }
-
-  if (!gtk_widget_get_visible (window))
-    {
-      gtk_widget_show (window);
-    }
-  else
-    {
-      gtk_widget_destroy (window);
-      window = NULL;
-    }
-
-  return window;
-}