X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ea451729db1696e7993d472e46661622fa06a7f7..04fa04d8067d235ab45b5bc05b65f0679634b541:/src/generic/panelg.cpp diff --git a/src/generic/panelg.cpp b/src/generic/panelg.cpp index 0218693d28..d539393dbe 100644 --- a/src/generic/panelg.cpp +++ b/src/generic/panelg.cpp @@ -1,269 +1,69 @@ -///////////////////////////////////////////////////////////////////////////// -// Name: panelg.cpp -// Purpose: wxPanel -// Author: Julian Smart -// Modified by: -// Created: 04/01/98 -// RCS-ID: $Id$ -// Copyright: (c) Julian Smart and Markus Holzem -// Licence: wxWindows license -///////////////////////////////////////////////////////////////////////////// - -#ifdef __GNUG__ -#pragma implementation "panelg.h" -#endif - -// For compilers that support precompilation, includes "wx.h". +/////////////////////////////////////////////////////////////////////////////// +// Name: src/generic/panelg.cpp +// Purpose: Generic wxPanel implementation. +// Author: Vadim Zeitlin +// Created: 2011-03-20 +// RCS-ID: $Id: wxhead.cpp,v 1.11 2010-04-22 12:44:51 zeitlin Exp $ +// Copyright: (c) 2011 Vadim Zeitlin +// Licence: wxWindows licence +/////////////////////////////////////////////////////////////////////////////// + +// ============================================================================ +// declarations +// ============================================================================ + +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- + +// for compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif #ifndef WX_PRECOMP -#include "wx/object.h" -#include "wx/font.h" -#include "wx/colour.h" -#include "wx/settings.h" -#include "wx/log.h" -#endif - -#include "wx/generic/panelg.h" + #include "wx/dc.h" + #include "wx/panel.h" +#endif // WX_PRECOMP -IMPLEMENT_DYNAMIC_CLASS(wxPanel, wxWindow) +#ifdef wxHAS_GENERIC_PANEL -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() +// ============================================================================ +// implementation +// ============================================================================ - -void wxPanel::Init() +void wxPanel::DoSetBackgroundBitmap(const wxBitmap& bmp) { - m_winLastFocused = (wxWindow *)NULL; - m_btnDefault = (wxButton *)NULL; -} + m_bitmapBg = bmp; -bool wxPanel::Create(wxWindow *parent, wxWindowID id, - const wxPoint& pos, - const wxSize& size, - long style, - const wxString& name) -{ - bool ret = wxWindow::Create(parent, id, pos, size, style, name); - - if ( ret ) + if ( m_bitmapBg.IsOk() ) { - SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); - SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT)); - } - - return ret; -} - -void wxPanel::InitDialog(void) -{ - wxInitDialogEvent event(GetId()); - event.SetEventObject(this); - GetEventHandler()->ProcessEvent(event); -} - -// Responds to colour changes, and passes event on to children. -void wxPanel::OnSysColourChanged(wxSysColourChangedEvent& event) -{ - SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); - Refresh(); - - // Propagate the event to the non-top-level children - wxWindow::OnSysColourChanged(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(); - return; - } - - // don't process these ones here - if (event.IsWindowChange()) - { - event.Skip(); - return; - } - - // 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; - } - - 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 ) - { - // 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; - } - - // 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(); + Connect(wxEVT_ERASE_BACKGROUND, + wxEraseEventHandler(wxPanel::OnEraseBackground)); } - - // 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() -{ - wxLogTrace(_T("focus"), _T("SetFocus on wxPanel 0x%08x."), GetHandle()); - - // 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. - - // VZ: no, we set the focus to the last window too. I don't understand why - // should we make this distinction: if an app wants to set focus to - // some precise control, it may always do it directly, but if we don't - // use m_winLastFocused here, the focus won't be set correctly after a - // notebook page change nor after frame activation under MSW (it calls - // SetFocus too) - // - // If you still want to have old behaviour for wxGTK, edit the - // following line -#if 0 // def __WXGTK__ - m_winLastFocused = (wxWindow *)NULL; -#endif // 0 - - if ( !SetFocusToChild() ) + else { - wxWindow::SetFocus(); + Disconnect(wxEVT_ERASE_BACKGROUND, + wxEraseEventHandler(wxPanel::OnEraseBackground)); } } -void wxPanel::OnFocus(wxFocusEvent& event) +void wxPanel::OnEraseBackground(wxEraseEvent& event) { - wxLogTrace(_T("focus"), _T("OnFocus on wxPanel 0x%08x."), GetHandle()); - - // 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. - (void)SetFocusToChild(); - - event.Skip(); -} - -bool wxPanel::SetFocusToChild() -{ - 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() ) - { - wxLogTrace(_T("focus"), - _T("SetFocusToChild() => last child (0x%08x)."), - m_winLastFocused->GetHandle()); + wxDC& dc = *event.GetDC(); - m_winLastFocused->SetFocus(); - return TRUE; - } - else - { - // it doesn't count as such any more - m_winLastFocused = (wxWindow *)NULL; - } - } + const wxSize clientSize = GetClientSize(); + const wxSize bitmapSize = m_bitmapBg.GetSize(); - // set the focus to the first child who wants it - wxWindowList::Node *node = GetChildren().GetFirst(); - while ( node ) + for ( int x = 0; x < clientSize.x; x += bitmapSize.x ) { - wxWindow *child = node->GetData(); - if ( child->AcceptsFocus() ) + for ( int y = 0; y < clientSize.y; y += bitmapSize.y ) { - wxLogTrace(_T("focus"), - _T("SetFocusToChild() => first child (0x%08x)."), - child->GetHandle()); - - m_winLastFocused = child; // should be redundant, but it is not - child->SetFocus(); - return TRUE; + dc.DrawBitmap(m_bitmapBg, x, y); } - - node = node->GetNext(); } - - return FALSE; } + +#endif // wxHAS_GENERIC_PANEL