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update the selection properly after deleting the page

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@24180 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2003-10-15 22:59:36 +00:00
parent f4992e37c0
commit 5cb4253ec2
2 changed files with 24 additions and 26 deletions
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25
src/gtk/notebook.cpp
View File

@ -262,10 +262,6 @@ wxNotebook::wxNotebook( wxWindow *parent, wxWindowID id,
wxNotebook::~wxNotebook()
{
/* don't generate change page events any more */
gtk_signal_disconnect_by_func( GTK_OBJECT(m_widget),
GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer) this );
DeleteAllPages();
}
@ -541,16 +537,10 @@ bool wxNotebook::DeleteAllPages()
bool wxNotebook::DeletePage( size_t page )
{
// GTK sets GtkNotebook.cur_page to NULL before sending the switch page
// event so we have to store the selection internally
if ( m_selection == -1 )
if ( m_selection == (int)m_pagesData.GetCount() - 1 )
{
m_selection = GetSelection();
if ( m_selection == (int)m_pagesData.GetCount() - 1 )
{
// the index will become invalid after the page is deleted
m_selection = -1;
}
// the index will become invalid after the page is deleted
m_selection = -1;
}
// it will call our DoRemovePage() to do the real work
@ -567,8 +557,17 @@ wxNotebookPage *wxNotebook::DoRemovePage( size_t page )
gtk_widget_unrealize( client->m_widget );
gtk_widget_unparent( client->m_widget );
// gtk_notebook_remove_page() sends "switch_page" signal with some strange
// new page index (when deleting selected page 0, new page is 1 although,
// clearly, the selection should stay 0), so suppress this
gtk_signal_disconnect_by_func( GTK_OBJECT(m_widget),
GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer) this );
gtk_notebook_remove_page( GTK_NOTEBOOK(m_widget), page );
gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",
GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer)this );
wxGtkNotebookPage* p = GetNotebookPage(page);
m_pagesData.DeleteObject(p);
delete p;

25
src/gtk1/notebook.cpp
View File

@ -262,10 +262,6 @@ wxNotebook::wxNotebook( wxWindow *parent, wxWindowID id,
wxNotebook::~wxNotebook()
{
/* don't generate change page events any more */
gtk_signal_disconnect_by_func( GTK_OBJECT(m_widget),
GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer) this );
DeleteAllPages();
}
@ -541,16 +537,10 @@ bool wxNotebook::DeleteAllPages()
bool wxNotebook::DeletePage( size_t page )
{
// GTK sets GtkNotebook.cur_page to NULL before sending the switch page
// event so we have to store the selection internally
if ( m_selection == -1 )
if ( m_selection == (int)m_pagesData.GetCount() - 1 )
{
m_selection = GetSelection();
if ( m_selection == (int)m_pagesData.GetCount() - 1 )
{
// the index will become invalid after the page is deleted
m_selection = -1;
}
// the index will become invalid after the page is deleted
m_selection = -1;
}
// it will call our DoRemovePage() to do the real work
@ -567,8 +557,17 @@ wxNotebookPage *wxNotebook::DoRemovePage( size_t page )
gtk_widget_unrealize( client->m_widget );
gtk_widget_unparent( client->m_widget );
// gtk_notebook_remove_page() sends "switch_page" signal with some strange
// new page index (when deleting selected page 0, new page is 1 although,
// clearly, the selection should stay 0), so suppress this
gtk_signal_disconnect_by_func( GTK_OBJECT(m_widget),
GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer) this );
gtk_notebook_remove_page( GTK_NOTEBOOK(m_widget), page );
gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",
GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer)this );
wxGtkNotebookPage* p = GetNotebookPage(page);
m_pagesData.DeleteObject(p);
delete p;