gtk-demo: Port clipboards example to new clipboard

This commit is contained in:
Benjamin Otte 2017-11-26 22:39:47 +01:00
parent 8cd5e0af1a
commit c146132a4a

View File

@ -13,55 +13,84 @@
#include <gtk/gtk.h>
#include <string.h>
static GtkWidget *window = NULL;
void
copy_button_clicked (GtkWidget *button,
gpointer user_data)
{
GtkWidget *entry;
GtkClipboard *clipboard;
GdkClipboard *clipboard;
entry = GTK_WIDGET (user_data);
/* Get the clipboard object */
clipboard = gtk_widget_get_old_clipboard (entry,
GDK_SELECTION_CLIPBOARD);
clipboard = gtk_widget_get_clipboard (entry);
/* Set clipboard text */
gtk_clipboard_set_text (clipboard, gtk_entry_get_text (GTK_ENTRY (entry)), -1);
gdk_clipboard_set_text (clipboard, gtk_entry_get_text (GTK_ENTRY (entry)));
}
void
paste_received (GtkClipboard *clipboard,
const gchar *text,
paste_received (GObject *source_object,
GAsyncResult *result,
gpointer user_data)
{
GdkClipboard *clipboard;
GtkWidget *entry;
char *text;
GError *error = NULL;
clipboard = GDK_CLIPBOARD (source_object);
entry = GTK_WIDGET (user_data);
/* Set the entry text */
if(text)
gtk_entry_set_text (GTK_ENTRY (entry), text);
/* Get the resulting text of the read operation */
text = gdk_clipboard_read_text_finish (clipboard, result, &error);
if (text)
{
/* Set the entry text */
gtk_entry_set_text (GTK_ENTRY (entry), text);
g_free (text);
}
else
{
GtkWidget *dialog;
/* Show an error about why pasting failed.
* Usually you probably want to ignore such failures,
* but for demonstration purposes, we show the error.
*/
dialog = gtk_message_dialog_new (GTK_WINDOW (window),
GTK_DIALOG_DESTROY_WITH_PARENT | GTK_DIALOG_MODAL,
GTK_MESSAGE_ERROR,
GTK_BUTTONS_CLOSE,
"Could not paste text: %s",
error->message);
g_signal_connect (dialog, "response",
G_CALLBACK (gtk_widget_destroy), NULL);
gtk_widget_show (dialog);
g_error_free (error);
}
}
void
paste_button_clicked (GtkWidget *button,
gpointer user_data)
gpointer user_data)
{
GtkWidget *entry;
GtkClipboard *clipboard;
GdkClipboard *clipboard;
entry = GTK_WIDGET (user_data);
/* Get the clipboard object */
clipboard = gtk_widget_get_old_clipboard (entry,
GDK_SELECTION_CLIPBOARD);
clipboard = gtk_widget_get_clipboard (entry);
/* Request the contents of the clipboard, contents_received will be
called when we do get the contents.
*/
gtk_clipboard_request_text (clipboard,
paste_received, entry);
gdk_clipboard_read_text_async (clipboard, NULL, paste_received, entry);
}
static cairo_surface_t *
@ -201,8 +230,6 @@ button_press (GtkWidget *widget,
GtkWidget *
do_clipboard (GtkWidget *do_widget)
{
static GtkWidget *window = NULL;
if (!window)
{
GtkWidget *vbox, *hbox;