X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d9317fd47263a9521466156d7bf0f7988000bf15..04fa04d8067d235ab45b5bc05b65f0679634b541:/src/generic/panelg.cpp diff --git a/src/generic/panelg.cpp b/src/generic/panelg.cpp index e2b2c838e7..d539393dbe 100644 --- a/src/generic/panelg.cpp +++ b/src/generic/panelg.cpp @@ -1,244 +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" -#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() - - -void wxPanel::Init() -{ - m_winLastFocused = (wxWindow *)NULL; - m_btnDefault = (wxButton *)NULL; -} +// ============================================================================ +// implementation +// ============================================================================ -bool wxPanel::Create(wxWindow *parent, wxWindowID id, - const wxPoint& pos, - const wxSize& size, - long style, - const wxString& name) +void wxPanel::DoSetBackgroundBitmap(const wxBitmap& bmp) { - bool ret = wxWindow::Create(parent, id, pos, size, style, name); + m_bitmapBg = bmp; - if ( ret ) + if ( m_bitmapBg.IsOk() ) { - SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); - SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT)); + Connect(wxEVT_ERASE_BACKGROUND, + wxEraseEventHandler(wxPanel::OnEraseBackground)); } - - 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 ) + else { - // 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(); + Disconnect(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)) +void wxPanel::OnEraseBackground(wxEraseEvent& event) { -#if wxUSE_CONSTRAINTS - if (GetAutoLayout()) - Layout(); -#endif -} + wxDC& dc = *event.GetDC(); -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. + const wxSize clientSize = GetClientSize(); + const wxSize bitmapSize = m_bitmapBg.GetSize(); - wxNode *node = GetChildren().First(); - while (node) + for ( int x = 0; x < clientSize.x; x += bitmapSize.x ) { - wxWindow *child = (wxWindow*) node->Data(); - if (child->AcceptsFocus()) + for ( int y = 0; y < clientSize.y; y += bitmapSize.y ) { - m_winLastFocused = child; // should be redundant, but it is not - child->SetFocus(); - return; + dc.DrawBitmap(m_bitmapBg, x, y); } - 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(); -} +#endif // wxHAS_GENERIC_PANEL