X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/16c9a4258f33da3a3a6c14bec9d1b239f2c93edd..93c2f401e9955dc37df1f8dbfea7881c676b8ddb:/src/common/framecmn.cpp?ds=inline diff --git a/src/common/framecmn.cpp b/src/common/framecmn.cpp index 4bcb11d5d0..bdd5dc26d1 100644 --- a/src/common/framecmn.cpp +++ b/src/common/framecmn.cpp @@ -4,7 +4,7 @@ // Author: Julian Smart, Vadim Zeitlin // Created: 01/02/97 // Id: $Id$ -// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem +// Copyright: (c) 1998 Robert Roebling and Julian Smart // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -16,7 +16,7 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma implementation "framebase.h" #endif @@ -41,20 +41,21 @@ #include "wx/statusbr.h" #endif -// FIXME - temporary hack in absence of wxTLW in all ports! -#ifndef wxTopLevelWindowNative - #define wxTopLevelWindow wxTopLevelWindowBase -#endif - // ---------------------------------------------------------------------------- // event table // ---------------------------------------------------------------------------- +#if wxUSE_MENUS && wxUSE_STATUSBAR + BEGIN_EVENT_TABLE(wxFrameBase, wxTopLevelWindow) - EVT_IDLE(wxFrameBase::OnIdle) + EVT_MENU_OPEN(wxFrameBase::OnMenuOpen) + EVT_MENU_CLOSE(wxFrameBase::OnMenuClose) + EVT_MENU_HIGHLIGHT_ALL(wxFrameBase::OnMenuHighlight) END_EVENT_TABLE() +#endif // wxUSE_MENUS && wxUSE_STATUSBAR + // ============================================================================ // implementation // ============================================================================ @@ -76,6 +77,8 @@ wxFrameBase::wxFrameBase() #if wxUSE_STATUSBAR m_frameStatusBar = NULL; #endif // wxUSE_STATUSBAR + + m_statusBarPane = 0; } wxFrameBase::~wxFrameBase() @@ -125,20 +128,20 @@ bool wxFrameBase::IsOneOfBars(const wxWindow *win) const { #if wxUSE_MENUS if ( win == GetMenuBar() ) - return TRUE; + return true; #endif // wxUSE_MENUS #if wxUSE_STATUSBAR if ( win == GetStatusBar() ) - return TRUE; + return true; #endif // wxUSE_STATUSBAR #if wxUSE_TOOLBAR if ( win == GetToolBar() ) - return TRUE; + return true; #endif // wxUSE_TOOLBAR - return FALSE; + return false; } // ---------------------------------------------------------------------------- @@ -182,7 +185,7 @@ bool wxFrameBase::ProcessCommand(int id) #if wxUSE_MENUS wxMenuBar *bar = GetMenuBar(); if ( !bar ) - return FALSE; + return false; wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id); commandEvent.SetEventObject(this); @@ -191,26 +194,58 @@ bool wxFrameBase::ProcessCommand(int id) if (item) { if (!item->IsEnabled()) - return TRUE; + return true; if (item->IsCheckable()) { item->Toggle(); + // use the new value commandEvent.SetInt(item->IsChecked()); } } - return GetEventHandler()->ProcessEvent(commandEvent); + GetEventHandler()->ProcessEvent(commandEvent); + return true; #else // !wxUSE_MENUS - return FALSE; + return false; #endif // wxUSE_MENUS/!wxUSE_MENUS } +// Do the UI update processing for this window. This is +// provided for the application to call if it wants to +// force a UI update, particularly for the menus and toolbar. +void wxFrameBase::UpdateWindowUI(long flags) +{ + wxWindowBase::UpdateWindowUI(flags); + +#if wxUSE_TOOLBAR + if (GetToolBar()) + GetToolBar()->UpdateWindowUI(flags); +#endif + +#if wxUSE_MENUS + if (GetMenuBar()) + { + if ((flags & wxUPDATE_UI_FROMIDLE) && !wxUSE_IDLEMENUUPDATES) + { + // If coming from an idle event, we only + // want to update the menus if we're + // in the wxUSE_IDLEMENUUPDATES configuration: + // so if we're not, do nothing + } + else + DoMenuUpdates(); + } +#endif // wxUSE_MENUS +} + // ---------------------------------------------------------------------------- -// event handlers +// event handlers for status bar updates from menus // ---------------------------------------------------------------------------- +#if wxUSE_MENUS && wxUSE_STATUSBAR + void wxFrameBase::OnMenuHighlight(wxMenuEvent& event) { #if wxUSE_STATUSBAR @@ -218,11 +253,44 @@ void wxFrameBase::OnMenuHighlight(wxMenuEvent& event) #endif // wxUSE_STATUSBAR } -void wxFrameBase::OnIdle(wxIdleEvent& WXUNUSED(event) ) +#if !wxUSE_IDLEMENUUPDATES +void wxFrameBase::OnMenuOpen(wxMenuEvent& event) +#else +void wxFrameBase::OnMenuOpen(wxMenuEvent& WXUNUSED(event)) +#endif { -#if wxUSE_MENUS - DoMenuUpdates(); -#endif // wxUSE_MENUS +#if !wxUSE_IDLEMENUUPDATES + DoMenuUpdates(event.GetMenu()); +#endif // !wxUSE_IDLEMENUUPDATES +} + +void wxFrameBase::OnMenuClose(wxMenuEvent& WXUNUSED(event)) +{ + // do we have real status text to restore? + if ( m_oldStatusText.length() > 1 || m_oldStatusText[0u] ) + { + if ( m_statusBarPane >= 0 ) + { + wxStatusBar *statbar = GetStatusBar(); + if ( statbar ) + statbar->SetStatusText(m_oldStatusText, m_statusBarPane); + } + + m_oldStatusText.clear(); + } +} + +#endif // wxUSE_MENUS && wxUSE_STATUSBAR + +// Implement internal behaviour (menu updating on some platforms) +void wxFrameBase::OnInternalIdle() +{ + wxTopLevelWindow::OnInternalIdle(); + +#if wxUSE_MENUS && wxUSE_IDLEMENUUPDATES + if (wxUpdateUIEvent::CanUpdate(this)) + DoMenuUpdates(); +#endif } // ---------------------------------------------------------------------------- @@ -241,9 +309,7 @@ wxStatusBar* wxFrameBase::CreateStatusBar(int number, wxCHECK_MSG( !m_frameStatusBar, (wxStatusBar *)NULL, wxT("recreating status bar in wxFrame") ); - m_frameStatusBar = OnCreateStatusBar( number, style, id, name ); - if ( m_frameStatusBar ) - PositionStatusBar(); + SetStatusBar(OnCreateStatusBar(number, style, id, name)); return m_frameStatusBar; } @@ -276,16 +342,28 @@ void wxFrameBase::SetStatusWidths(int n, const int widths_field[] ) PositionStatusBar(); } -bool wxFrameBase::ShowMenuHelp(wxStatusBar *statbar, int menuId) +void wxFrameBase::PushStatusText(const wxString& text, int number) { -#if wxUSE_MENUS - if ( !statbar ) - return FALSE; + wxCHECK_RET( m_frameStatusBar != NULL, wxT("no statusbar to set text for") ); + + m_frameStatusBar->PushStatusText(text, number); +} + +void wxFrameBase::PopStatusText(int number) +{ + wxCHECK_RET( m_frameStatusBar != NULL, wxT("no statusbar to set text for") ); + m_frameStatusBar->PopStatusText(number); +} + +bool wxFrameBase::ShowMenuHelp(wxStatusBar *WXUNUSED(statbar), int menuId) +{ +#if wxUSE_MENUS // if no help string found, we will clear the status bar text wxString helpString; + bool show = menuId != wxID_SEPARATOR && menuId != -2 /* wxID_TITLE */; - if ( menuId != wxID_SEPARATOR && menuId != -2 /* wxID_TITLE */ ) + if ( show ) { wxMenuBar *menuBar = GetMenuBar(); if ( menuBar ) @@ -298,17 +376,73 @@ bool wxFrameBase::ShowMenuHelp(wxStatusBar *statbar, int menuId) } } - // set status text even if the string is empty - this will at least - // remove the string from the item which was previously selected - statbar->SetStatusText(helpString); + DoGiveHelp(helpString, show); return !helpString.IsEmpty(); #else // !wxUSE_MENUS - return FALSE; + return false; #endif // wxUSE_MENUS/!wxUSE_MENUS } +void wxFrameBase::SetStatusBar(wxStatusBar *statBar) +{ + bool hadBar = m_frameStatusBar != NULL; + m_frameStatusBar = statBar; + + if ( (m_frameStatusBar != NULL) != hadBar ) + { + PositionStatusBar(); + + DoLayout(); + } +} + +#endif // wxUSE_STATUSBAR + +void wxFrameBase::DoGiveHelp(const wxString& text, bool show) +{ +#if wxUSE_STATUSBAR + if ( m_statusBarPane < 0 ) + { + // status bar messages disabled + return; + } + + wxStatusBar *statbar = GetStatusBar(); + if ( !statbar ) + return; + + wxString help; + if ( show ) + help = text; + + // remember the old status bar text if this is the first time we're called + // since the menu has been opened as we're going to overwrite it in our + // DoGiveHelp() and we want to restore it when the menu is closed + // + // note that it would be logical to do this in OnMenuOpen() but under MSW + // we get an EVT_MENU_HIGHLIGHT before EVT_MENU_OPEN, strangely enough, and + // so this doesn't work and instead we use the ugly trick with using + // special m_oldStatusText value as "menu opened" (but it is arguably + // better than adding yet another member variable to wxFrame on all + // platforms) + if ( m_oldStatusText.empty() ) + { + m_oldStatusText = statbar->GetStatusText(m_statusBarPane); + if ( m_oldStatusText.empty() ) + { + // use special value to prevent us from doing this the next time + m_oldStatusText += _T('\0'); + } + } + + statbar->SetStatusText(help, m_statusBarPane); +#else + wxUnusedVar(text); + wxUnusedVar(show); #endif // wxUSE_STATUSBAR +} + // ---------------------------------------------------------------------------- // toolbar stuff @@ -325,7 +459,19 @@ wxToolBar* wxFrameBase::CreateToolBar(long style, wxCHECK_MSG( !m_frameToolBar, (wxToolBar *)NULL, wxT("recreating toolbar in wxFrame") ); - m_frameToolBar = OnCreateToolBar(style, id, name); + if ( style == -1 ) + { + // use default style + // + // NB: we don't specify the default value in the method declaration + // because + // a) this allows us to have different defaults for different + // platforms (even if we don't have them right now) + // b) we don't need to include wx/toolbar.h in the header then + style = wxBORDER_NONE | wxTB_HORIZONTAL | wxTB_FLAT; + } + + SetToolBar(OnCreateToolBar(style, id, name)); return m_frameToolBar; } @@ -339,6 +485,19 @@ wxToolBar* wxFrameBase::OnCreateToolBar(long style, style, name); } +void wxFrameBase::SetToolBar(wxToolBar *toolbar) +{ + bool hadBar = m_frameToolBar != NULL; + m_frameToolBar = toolbar; + + if ( (m_frameToolBar != NULL) != hadBar ) + { + PositionToolBar(); + + DoLayout(); + } +} + #endif // wxUSE_TOOLBAR // ---------------------------------------------------------------------------- @@ -348,51 +507,18 @@ wxToolBar* wxFrameBase::OnCreateToolBar(long style, #if wxUSE_MENUS // update all menus -void wxFrameBase::DoMenuUpdates() +void wxFrameBase::DoMenuUpdates(wxMenu* menu) { + wxEvtHandler* source = GetEventHandler(); wxMenuBar* bar = GetMenuBar(); -#ifdef __WXMSW__ - wxWindow* focusWin = wxFindFocusDescendant((wxWindow*) this); -#else - wxWindow* focusWin = (wxWindow*) NULL; -#endif - if ( bar != NULL ) + if (menu) + menu->UpdateUI(source); + else if ( bar != NULL ) { int nCount = bar->GetMenuCount(); for (int n = 0; n < nCount; n++) - DoMenuUpdates(bar->GetMenu(n), focusWin); - } -} - -// update a menu and all submenus recursively -void wxFrameBase::DoMenuUpdates(wxMenu* menu, wxWindow* focusWin) -{ - wxEvtHandler* evtHandler = focusWin ? focusWin->GetEventHandler() : GetEventHandler(); - wxMenuItemList::Node* node = menu->GetMenuItems().GetFirst(); - while (node) - { - wxMenuItem* item = node->GetData(); - if ( !item->IsSeparator() ) - { - wxWindowID id = item->GetId(); - wxUpdateUIEvent event(id); - event.SetEventObject( this ); - - if (evtHandler->ProcessEvent(event)) - { - if (event.GetSetText()) - menu->SetLabel(id, event.GetText()); - if (event.GetSetChecked()) - menu->Check(id, event.GetChecked()); - if (event.GetSetEnabled()) - menu->Enable(id, event.GetEnabled()); - } - - if (item->GetSubMenu()) - DoMenuUpdates(item->GetSubMenu(), (wxWindow*) NULL); - } - node = node->GetNext(); + bar->GetMenu(n)->UpdateUI(source); } } @@ -424,7 +550,7 @@ void wxFrameBase::SetMenuBar(wxMenuBar *menubar) DetachMenuBar(); - AttachMenuBar(menubar); + this->AttachMenuBar(menubar); } #endif // wxUSE_MENUS