TabView.connectClosePage
gulong connectClosePage(T)(T callback, Flag!"After" after = No.After) if (isCallable!T
&& is(ReturnType!T == bool)
&& (Parameters!T.length < 1 || (ParameterStorageClassTuple!T[0] == ParameterStorageClass.none && is(Parameters!T[0] : adw.tab_page.TabPage)))
&& (Parameters!T.length < 2 || (ParameterStorageClassTuple!T[1] == ParameterStorageClass.none && is(Parameters!T[1] : adw.tab_view.TabView)))
&& Parameters!T.length < 3)Connect to ClosePage signal.
Emitted after [adw.tab_view.TabView.closePage] has been called for page.
The handler is expected to call [adw.tab_view.TabView.closePageFinish] to confirm or reject the closing.
The default handler will immediately confirm closing for non-pinned pages, or reject it for pinned pages, equivalent to the following example:
static gboolean
close_page_cb (AdwTabView *view,
AdwTabPage *page,
gpointer user_data)
{
adw_tab_view_close_page_finish (view, page, !adw_tab_page_get_pinned (page));
return GDK_EVENT_STOP;
}The [adw.tab_view.TabView.closePageFinish] call doesn't have to happen inside the handler, so can be used to do asynchronous checks before confirming the closing.
A typical reason to connect to this signal is to show a confirmation dialog for closing a tab.
The signal handler should return [gdk.types.EVENT_STOP] to stop propagation or GDK_EVENT_CONTINUE to invoke the default handler.
Parameters
callback | signal callback delegate or function to connect bool callback(adw.tab_page.TabPage page, adw.tab_view.TabView tabView) page a page of self (optional) tabView the instance the signal is connected to (optional) Returns whether propagation should be stopped |
after | Yes.After to execute callback after default handler, No.After to execute before (default) |
Returns
Signal ID