X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/399aa5e3f277e65ae6d2cac5c12761e79f637f26..7b9da2077d0975db6c965a85c91d5aca671ab5e3:/src/generic/panelg.cpp diff --git a/src/generic/panelg.cpp b/src/generic/panelg.cpp index 2adf0c5360..38d4b13ee3 100644 --- a/src/generic/panelg.cpp +++ b/src/generic/panelg.cpp @@ -6,7 +6,7 @@ // Created: 04/01/98 // RCS-ID: $Id$ // Copyright: (c) Julian Smart and Markus Holzem -// Licence: wxWindows license +// Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ @@ -21,6 +21,9 @@ #endif #ifndef WX_PRECOMP +#include "wx/object.h" +#include "wx/font.h" +#include "wx/colour.h" #include "wx/settings.h" #endif @@ -31,13 +34,17 @@ IMPLEMENT_DYNAMIC_CLASS(wxPanel, wxWindow) BEGIN_EVENT_TABLE(wxPanel, wxWindow) EVT_SYS_COLOUR_CHANGED(wxPanel::OnSysColourChanged) + EVT_SET_FOCUS(wxPanel::OnFocus) EVT_NAVIGATION_KEY(wxPanel::OnNavigationKey) + EVT_SIZE(wxPanel::OnSize) END_EVENT_TABLE() #endif -wxPanel::wxPanel() +void wxPanel::Init() { + m_winLastFocused = (wxWindow *)NULL; + m_btnDefault = (wxButton *)NULL; } bool wxPanel::Create(wxWindow *parent, wxWindowID id, @@ -48,7 +55,7 @@ bool wxPanel::Create(wxWindow *parent, wxWindowID id, { bool ret = wxWindow::Create(parent, id, pos, size, style, name); - if ( ret ) + if ( ret ) { #ifndef __WXGTK__ SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); @@ -78,6 +85,7 @@ void wxPanel::OnSysColourChanged(wxSysColourChangedEvent& event) void wxPanel::OnNavigationKey( wxNavigationKeyEvent& event ) { + // there is not much to do if we have only one child (or not at all) if (GetChildren().GetCount() < 2) { event.Skip(); @@ -85,59 +93,155 @@ void wxPanel::OnNavigationKey( wxNavigationKeyEvent& event ) } // don't process these ones here - if (event.IsWindowChange()) + if (event.IsWindowChange()) { event.Skip(); return; } - wxWindow *winFocus = event.GetCurrentFocus(); - if (!winFocus) winFocus = wxWindow::FindFocus(); - + // Did the event emitter tell us where the last focus was? + // wxGTK does this in wxWindow, but wxMSW does not. It is + // also done in wxPanel if the event is propagated up. + wxWindow *winFocus = event.GetCurrentFocus(); + + // Do we know where the focus was ourselves, then? + if (!winFocus) + winFocus = m_winLastFocused; + + if (!winFocus) + winFocus = wxWindow::FindFocus(); + if (!winFocus) { event.Skip(); return; } - - wxNode *start_node = GetChildren().Find( winFocus ); - if (!start_node) start_node = GetChildren().First(); - - wxNode *node = event.GetDirection() ? start_node->Next() : start_node->Previous(); - - while (node != start_node) + + wxWindowList::Node *start_node = GetChildren().Find( winFocus ); + if ( !start_node ) + start_node = GetChildren().Find( m_winLastFocused ); + if ( !start_node ) + start_node = GetChildren().GetFirst(); + + wxWindowList::Node *node = event.GetDirection() ? start_node->GetNext() + : start_node->GetPrevious(); + + while ( node != start_node ) { - if (!node) - { -/* - if (GetParent() != NULL) - { - wxNavigationKeyEvent new_event; - new_event.SetDirection( event.GetDirection() ); - new_event.SetWindowChange(FALSE); - new_event.SetCurrentFocus( this ); - - if (GetParent()->GetEventHandler()->ProcessEvent(new_event)) - { - return; - } + // Have we come to the last or first item on the panel? + if ( !node ) + { + // Check if our (may be grand) parent is another panel: if this is + // the case, they will know what to do with this navigation key and + // so give them the chance to process it instead of looping inside + // this panel (normally, the focus will go to the next/previous + // item after this panel in the parent panel). + wxWindow *focussed_child_of_parent = this; + for ( wxWindow *parent = GetParent(); parent; parent = parent->GetParent() ) + { + // we don't want to tab into a different dialog or frame + if ( focussed_child_of_parent->IsTopLevel() ) + break; + + // is the parent a panel? + wxPanel *panel = wxDynamicCast(parent, wxPanel); + if (panel) + { + event.SetCurrentFocus( focussed_child_of_parent ); + if (parent->GetEventHandler()->ProcessEvent( event )) + return; + } + + focussed_child_of_parent = parent; } -*/ - - node = event.GetDirection() ? GetChildren().First() : GetChildren().Last(); - } - - wxWindow *child = (wxWindow*) node->Data(); - - if (child->AcceptsFocus()) - { - child->SetFocus(); - return; - } - - node = node->Next(); + + // no, we are not inside another panel so process this ourself + node = event.GetDirection() ? GetChildren().GetFirst() + : GetChildren().GetLast(); + + continue; + } + + wxWindow *child = node->GetData(); + + if ( child->AcceptsFocus() ) + { + m_winLastFocused = child; // should be redundant, but it is not + child->SetFocus(); + return; + } + + node = event.GetDirection() ? node->GetNext() : node->GetPrevious(); } - + + // we cycled through all of our children and none of them wanted to accept + // focus event.Skip(); } + +void wxPanel::OnSize(wxSizeEvent& WXUNUSED(event)) +{ +#if wxUSE_CONSTRAINTS + if (GetAutoLayout()) Layout(); +#endif +} + +void wxPanel::SetFocus() +{ + // If the panel gets the focus *by way of getting it set directly* + // we move the focus to the first window that can get it. + + wxNode *node = GetChildren().First(); + while (node) + { + wxWindow *child = (wxWindow*) node->Data(); + if (child->AcceptsFocus()) + { + m_winLastFocused = child; // should be redundant, but it is not + child->SetFocus(); + return; + } + node = node->Next(); + } + + m_winLastFocused = (wxWindow*) NULL; + + wxWindow::SetFocus(); +} + +void wxPanel::OnFocus(wxFocusEvent& event) +{ + // If the panel gets the focus *by way of getting clicked on* + // we move the focus to either the last window that had the + // focus or the first one that can get it. + + if (m_winLastFocused) + { + // It might happen that the window got reparented or no longer + // accepts the focus. + if ((m_winLastFocused->GetParent() == this) && + (m_winLastFocused->AcceptsFocus())) + { + m_winLastFocused->SetFocus(); + return; + } + } + + wxNode *node = GetChildren().First(); + while (node) + { + wxWindow *child = (wxWindow*) node->Data(); + if (child->AcceptsFocus()) + { + m_winLastFocused = child; // should be redundant, but it is not + child->SetFocus(); + return; + } + node = node->Next(); + } + + m_winLastFocused = (wxWindow*) NULL; + + event.Skip(); +}