const char wxCollapsiblePaneNameStr[] = "collapsiblePane";
-wxDEFINE_EVENT( wxEVT_COMMAND_COLLPANE_CHANGED, wxCollapsiblePaneEvent )
+wxDEFINE_EVENT( wxEVT_COMMAND_COLLPANE_CHANGED, wxCollapsiblePaneEvent );
IMPLEMENT_DYNAMIC_CLASS(wxCollapsiblePaneEvent, wxCommandEvent)
GParamSpec * WXUNUSED(param_spec),
wxCollapsiblePane *p)
{
- // NB: unlike for the "activate" signal, when this callback is called, if
- // we try to query the "collapsed" status through p->IsCollapsed(), we
- // get the right value. I.e. here p->IsCollapsed() will return false if
- // this callback has been called at the end of a collapsed->expanded
- // transition and viceversa. Inside the "activate" signal callback
- // p->IsCollapsed() would return the wrong value!
-
- wxSize sz;
- if ( p->IsExpanded() )
+ if (!p->IsCollapsed())
{
- // NB: we cannot use the p->GetBestSize() or p->GetMinSize() functions
- // here as they would return the size for the collapsed expander
- // even if the collapsed->expanded transition has already been
- // completed; we solve this problem doing:
-
- sz = p->m_szCollapsed;
-
- wxSize panesz = p->GetPane()->GetBestSize();
- sz.x = wxMax(sz.x, panesz.x);
- sz.y += gtk_expander_get_spacing(GTK_EXPANDER(p->m_widget)) + panesz.y;
- }
- else // collapsed
- {
- // same problem described above: using p->Get[Best|Min]Size() here we
- // would get the size of the control when it is expanded even if the
- // expanded->collapsed transition should be complete now...
- // So, we use the size cached at control-creation time...
- sz = p->m_szCollapsed;
+ if (p->GetPane()->GetSizer())
+ p->GetPane()->GetSizer()->Fit( p->GetPane() );
}
+}
+}
- // VERY IMPORTANT:
- // just calling
- // p->OnStateChange(sz);
- // here would work work BUT:
- // 1) in the expanded->collapsed transition it provokes a lot of flickering
- // 2) in the collapsed->expanded transition using the "Change status" wxButton
- // in samples/collpane application some strange warnings would be generated
- // by the "clearlooks" theme, if that's your theme.
- //
- // So we prefer to use some GTK+ native optimized calls, which prevent too many resize
- // calculations to happen. Note that the following code has been very carefully designed
- // and tested - be VERY careful when changing it!
-
- // 1) need to update our size hints
- // NB: this function call won't actually do any long operation
- // (redraw/relayouting/resizing) so that it's flicker-free
- p->SetMinSize(sz);
-
+extern "C" {
+static void
+gtk_collpane_map_unmap_callback( GtkWidget *WXUNUSED(pane), GdkEvent *WXUNUSED(event), wxCollapsiblePane* p )
+{
if (p->HasFlag(wxCP_NO_TLW_RESIZE))
{
// fire an event
wxCollapsiblePaneEvent ev(p, p->GetId(), p->IsCollapsed());
p->HandleWindowEvent(ev);
- // the user asked to explicitely handle the resizing itself...
+ // the user asked to explicitly handle the resizing itself...
return;
}
if ( top && top->GetSizer() )
{
// 2) recalculate minimal size of the top window
- sz = top->GetSizer()->CalcMin();
+ wxSize sz = top->GetSizer()->CalcMin();
if (top->m_mainWidget)
{
}
}
+
void wxCollapsiblePane::AddChildGTK(wxWindowGTK* child)
{
// should be used only once to insert the "pane" into the
gtk_expander_new_with_mnemonic(wxGTK_CONV(GTKConvertMnemonics(label)));
g_object_ref(m_widget);
- // see the gtk_collapsiblepane_expanded_callback comments to understand why
- // we connect to the "notify::expanded" signal instead of the more common
- // "activate" one
- g_signal_connect(m_widget, "notify::expanded",
+ g_signal_connect_after(m_widget, "notify::expanded",
G_CALLBACK(gtk_collapsiblepane_expanded_callback), this);
// this the real "pane"
PostCreation(size);
+ // we should blend into our parent background
+ const wxColour bg = parent->GetBackgroundColour();
+ SetBackgroundColour(bg);
+ m_pPane->SetBackgroundColour(bg);
+
// remember the size of this control when it's collapsed
- m_szCollapsed = GetBestSize();
+ GtkRequisition req;
+ req.width = 2;
+ req.height = 2;
+ (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request )
+ (m_widget, &req );
+
+ m_szCollapsed = wxSize( req.width, req.height );
+
+ g_signal_connect (m_pPane->m_widget, "map_event",
+ G_CALLBACK (gtk_collpane_map_unmap_callback), this);
+ g_signal_connect (m_pPane->m_widget, "unmap_event",
+ G_CALLBACK (gtk_collpane_map_unmap_callback), this);
+
return true;
}
{
wxASSERT_MSG( m_widget, wxT("DoGetBestSize called before creation") );
- GtkRequisition req;
- req.width = 2;
- req.height = 2;
- (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request )
- (m_widget, &req );
+ wxSize sz = m_szCollapsed;
+ if ( IsExpanded() )
+ {
+ wxSize panesz = GetPane()->GetBestSize();
+ sz.x = wxMax(sz.x, panesz.x);
+ sz.y += gtk_expander_get_spacing(GTK_EXPANDER(m_widget)) + panesz.y;
+ }
+
+ return sz;
+}
+
+GdkWindow *wxCollapsiblePane::GTKGetWindow(wxArrayGdkWindows& windows) const
+{
+ GtkWidget *label = gtk_expander_get_label_widget( GTK_EXPANDER(m_widget) );
+ windows.Add( label->window );
+ windows.Add( m_widget->window );
- // notice that we do not cache our best size here as it changes
- // all times the user expands/hide our pane
- return wxSize(req.width, req.height);
+ return NULL;
}
void wxCollapsiblePane::Collapse(bool collapse)
#endif
// here we need to resize the pane window otherwise, even if the GtkExpander container
- // is expanded or shrinked, the pane window won't be updated!
+ // is expanded or shrunk, the pane window won't be updated!
m_pPane->SetSize(ev.GetSize().x, ev.GetSize().y - m_szCollapsed.y);
- // we need to explicitely call m_pPane->Layout() or else it won't correctly relayout
+ // we need to explicitly call m_pPane->Layout() or else it won't correctly relayout
// (even if SetAutoLayout(true) has been called on it!)
m_pPane->Layout();
}
projects / wxWidgets.git / blobdiff