X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/68406a9b43da5cb6065ce87413df48220e14d082..c363ead1e206e599d6564ac939ac7342d165e0e3:/src/common/popupcmn.cpp diff --git a/src/common/popupcmn.cpp b/src/common/popupcmn.cpp index 47099f03ba..9347bd3432 100644 --- a/src/common/popupcmn.cpp +++ b/src/common/popupcmn.cpp @@ -1,5 +1,5 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: common/popupcmn.cpp +// Name: src/common/popupcmn.cpp // Purpose: implementation of wxPopupTransientWindow // Author: Vadim Zeitlin // Modified by: @@ -17,10 +17,6 @@ // headers // ---------------------------------------------------------------------------- -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma implementation "popupwinbase.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -33,21 +29,24 @@ #include "wx/popupwin.h" #ifndef WX_PRECOMP - #include "wx/combobox.h" // wxComboControl + #include "wx/combobox.h" // wxComboCtrl #include "wx/app.h" // wxPostEvent #include "wx/log.h" - #include "wx/app.h" #endif //WX_PRECOMP +#include "wx/recguard.h" + #ifdef __WXUNIVERSAL__ #include "wx/univ/renderer.h" + #include "wx/scrolbar.h" #endif // __WXUNIVERSAL__ #ifdef __WXGTK__ #include -#endif -#ifdef __WXX11__ -#include "wx/x11/private.h" +#elif defined(__WXMSW__) + #include "wx/msw/private.h" +#elif defined(__WXX11__) + #include "wx/x11/private.h" #endif IMPLEMENT_DYNAMIC_CLASS(wxPopupWindow, wxWindow) @@ -66,7 +65,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxPopupTransientWindow, wxPopupWindow) class wxPopupWindowHandler : public wxEvtHandler { public: - wxPopupWindowHandler(wxPopupTransientWindow *popup) { m_popup = popup; } + wxPopupWindowHandler(wxPopupTransientWindow *popup) : m_popup(popup) {} protected: // event handlers @@ -82,10 +81,7 @@ private: class wxPopupFocusHandler : public wxEvtHandler { public: - wxPopupFocusHandler(wxPopupTransientWindow *popup) - { - m_popup = popup; - } + wxPopupFocusHandler(wxPopupTransientWindow *popup) : m_popup(popup) {} protected: void OnKillFocus(wxFocusEvent& event); @@ -111,6 +107,12 @@ BEGIN_EVENT_TABLE(wxPopupFocusHandler, wxEvtHandler) EVT_KEY_DOWN(wxPopupFocusHandler::OnKeyDown) END_EVENT_TABLE() +BEGIN_EVENT_TABLE(wxPopupTransientWindow, wxPopupWindow) +#if defined( __WXMSW__ ) || defined( __WXMAC__) + EVT_IDLE(wxPopupTransientWindow::OnIdle) +#endif +END_EVENT_TABLE() + // ============================================================================ // implementation // ============================================================================ @@ -150,7 +152,18 @@ void wxPopupWindowBase::Position(const wxPoint& ptOrigin, } // now check left/right too - wxCoord x = ptOrigin.x + size.x; + wxCoord x = ptOrigin.x; + + if ( wxTheApp->GetLayoutDirection() == wxLayout_RightToLeft ) + { + // shift the window to the left instead of the right. + x -= size.x; + x -= sizeSelf.x; // also shift it by window width. + } + else + x += size.x; + + if ( x + sizeSelf.x > sizeScreen.x ) { // check if there is enough space to the left @@ -187,46 +200,41 @@ wxPopupTransientWindow::wxPopupTransientWindow(wxWindow *parent, int style) wxPopupTransientWindow::~wxPopupTransientWindow() { - PopHandlers(); + if (m_handlerPopup && m_handlerPopup->GetNextHandler()) + PopHandlers(); + + wxASSERT(!m_handlerFocus || !m_handlerFocus->GetNextHandler()); + wxASSERT(!m_handlerPopup || !m_handlerPopup->GetNextHandler()); + + delete m_handlerFocus; + delete m_handlerPopup; } void wxPopupTransientWindow::PopHandlers() { if ( m_child ) { - if ( m_handlerPopup && !m_child->RemoveEventHandler(m_handlerPopup) ) + if ( !m_child->RemoveEventHandler(m_handlerPopup) ) { // something is very wrong and someone else probably deleted our // handler - so don't risk deleting it second time m_handlerPopup = NULL; } - + if (m_child->HasCapture()) + { + m_child->ReleaseMouse(); + } m_child = NULL; } -#ifdef __WXMSW__ if ( m_focus ) { - if ( m_handlerFocus && !m_focus->RemoveEventHandler(m_handlerFocus) ) + if ( !m_focus->RemoveEventHandler(m_handlerFocus) ) { // see above m_handlerFocus = NULL; } } -#else - if ( m_handlerFocus && !RemoveEventHandler(m_handlerFocus) ) - { - // see above - m_handlerFocus = NULL; - } -#endif - - // delete the handlers, they'll be created as necessary in Popup() - delete m_handlerPopup; - m_handlerPopup = NULL; - delete m_handlerFocus; - m_handlerFocus = NULL; - m_focus = NULL; } @@ -244,34 +252,44 @@ void wxPopupTransientWindow::Popup(wxWindow *winFocus) Show(); - delete m_handlerPopup; - m_handlerPopup = new wxPopupWindowHandler(this); + // There is is a problem if these are still in use + wxASSERT(!m_handlerFocus || !m_handlerFocus->GetNextHandler()); + wxASSERT(!m_handlerPopup || !m_handlerPopup->GetNextHandler()); + + if (!m_handlerPopup) + m_handlerPopup = new wxPopupWindowHandler(this); m_child->PushEventHandler(m_handlerPopup); - m_focus = winFocus ? winFocus : this; - m_focus->SetFocus(); +#if defined(__WXMSW__) + // Focusing on child of popup window does not work on MSW unless WS_POPUP + // style is set. We do not even want to try to set the focus, as it may + // provoke errors on some Windows versions (Vista and later). + if ( ::GetWindowLong(GetHwnd(), GWL_STYLE) & WS_POPUP ) +#endif + { + m_focus = winFocus ? winFocus : this; + m_focus->SetFocus(); + } -#ifdef __WXMSW__ +#if defined( __WXMSW__ ) || defined( __WXMAC__) // MSW doesn't allow to set focus to the popup window, but we need to // subclass the window which has the focus, and not winFocus passed in or // otherwise everything else breaks down m_focus = FindFocus(); +#elif defined(__WXGTK__) + // GTK+ catches the activate events from the popup + // window, not the focus events from the child window + m_focus = this; +#endif + if ( m_focus ) { - delete m_handlerFocus; - m_handlerFocus = new wxPopupFocusHandler(this); + if (!m_handlerFocus) + m_handlerFocus = new wxPopupFocusHandler(this); m_focus->PushEventHandler(m_handlerFocus); } -#else - // GTK+ catches the activate events from the popup - // window, not the focus events from the child window - delete m_handlerFocus; - m_handlerFocus = new wxPopupFocusHandler(this); - PushEventHandler(m_handlerFocus); -#endif // __WXMSW__ - } bool wxPopupTransientWindow::Show( bool show ) @@ -292,6 +310,13 @@ bool wxPopupTransientWindow::Show( bool show ) } #endif +#if defined( __WXMSW__ ) || defined( __WXMAC__) + if (!show && m_child && m_child->HasCapture()) + { + m_child->ReleaseMouse(); + } +#endif + bool ret = wxPopupWindow::Show( show ); #ifdef __WXGTK__ @@ -326,20 +351,27 @@ bool wxPopupTransientWindow::Show( bool show ) CurrentTime ); } #endif + +#if defined( __WXMSW__ ) || defined( __WXMAC__) + if (show && m_child) + { + // Assume that the mouse is outside the popup to begin with + m_child->CaptureMouse(); + } +#endif + return ret; } void wxPopupTransientWindow::Dismiss() { - PopHandlers(); - Hide(); + PopHandlers(); } void wxPopupTransientWindow::DismissAndNotify() { Dismiss(); - OnDismiss(); } @@ -354,6 +386,35 @@ bool wxPopupTransientWindow::ProcessLeftDown(wxMouseEvent& WXUNUSED(event)) return false; } +#if defined( __WXMSW__ ) || defined( __WXMAC__) +void wxPopupTransientWindow::OnIdle(wxIdleEvent& event) +{ + event.Skip(); + + if (IsShown() && m_child) + { + wxPoint pos = ScreenToClient(wxGetMousePosition()); + wxRect rect(GetSize()); + + if ( rect.Contains(pos) ) + { + if ( m_child->HasCapture() ) + { + m_child->ReleaseMouse(); + } + } + else + { + if ( !m_child->HasCapture() ) + { + m_child->CaptureMouse(); + } + } + } +} +#endif // __WXMSW__ + + #if wxUSE_COMBOBOX && defined(__WXUNIVERSAL__) // ---------------------------------------------------------------------------- @@ -364,13 +425,13 @@ BEGIN_EVENT_TABLE(wxPopupComboWindow, wxPopupTransientWindow) EVT_KEY_DOWN(wxPopupComboWindow::OnKeyDown) END_EVENT_TABLE() -wxPopupComboWindow::wxPopupComboWindow(wxComboControl *parent) +wxPopupComboWindow::wxPopupComboWindow(wxComboCtrl *parent) : wxPopupTransientWindow(parent) { m_combo = parent; } -bool wxPopupComboWindow::Create(wxComboControl *parent) +bool wxPopupComboWindow::Create(wxComboCtrl *parent) { m_combo = parent; @@ -398,7 +459,7 @@ void wxPopupComboWindow::PositionNearCombo() void wxPopupComboWindow::OnDismiss() { - m_combo->OnDismiss(); + m_combo->OnPopupDismiss(); } void wxPopupComboWindow::OnKeyDown(wxKeyEvent& event) @@ -423,8 +484,11 @@ void wxPopupWindowHandler::OnLeftDown(wxMouseEvent& event) wxPoint pos = event.GetPosition(); - // scrollbar on which the click occured + // in non-Univ ports the system manages scrollbars for us +#if defined(__WXUNIVERSAL__) && wxUSE_SCROLLBAR + // scrollbar on which the click occurred wxWindow *sbar = NULL; +#endif // __WXUNIVERSAL__ && wxUSE_SCROLLBAR wxWindow *win = (wxWindow *)event.GetEventObject(); @@ -444,20 +508,20 @@ void wxPopupWindowHandler::OnLeftDown(wxMouseEvent& event) // dismissing a tooltip shouldn't waste a click, i.e. you // should be able to dismiss it and press the button with the // same click, so repost this event to the window beneath us - wxWindow *win = wxFindWindowAtPoint(event2.GetPosition()); - if ( win ) + wxWindow *winUnder = wxFindWindowAtPoint(event2.GetPosition()); + if ( winUnder ) { // translate the event coords to the ones of the window // which is going to get the event - win->ScreenToClient(&event2.m_x, &event2.m_y); + winUnder->ScreenToClient(&event2.m_x, &event2.m_y); - event2.SetEventObject(win); - wxPostEvent(win, event2); + event2.SetEventObject(winUnder); + wxPostEvent(winUnder->GetEventHandler(), event2); } } break; -#ifdef __WXUNIVERSAL__ +#if defined(__WXUNIVERSAL__) && wxUSE_SCROLLBAR case wxHT_WINDOW_HORZ_SCROLLBAR: sbar = win->GetScrollbar(wxHORIZONTAL); break; @@ -465,7 +529,7 @@ void wxPopupWindowHandler::OnLeftDown(wxMouseEvent& event) case wxHT_WINDOW_VERT_SCROLLBAR: sbar = win->GetScrollbar(wxVERTICAL); break; -#endif +#endif // __WXUNIVERSAL__ && wxUSE_SCROLLBAR default: // forgot to update the switch after adding a new hit test code? @@ -482,6 +546,7 @@ void wxPopupWindowHandler::OnLeftDown(wxMouseEvent& event) break; } +#if defined(__WXUNIVERSAL__) && wxUSE_SCROLLBAR if ( sbar ) { // translate the event coordinates to the scrollbar ones @@ -494,6 +559,7 @@ void wxPopupWindowHandler::OnLeftDown(wxMouseEvent& event) (void)sbar->GetEventHandler()->ProcessEvent(event2); } +#endif // __WXUNIVERSAL__ && wxUSE_SCROLLBAR } // ---------------------------------------------------------------------------- @@ -517,8 +583,18 @@ void wxPopupFocusHandler::OnKillFocus(wxFocusEvent& event) void wxPopupFocusHandler::OnKeyDown(wxKeyEvent& event) { + // we can be associated with the popup itself in which case we should avoid + // infinite recursion + static int s_inside; + wxRecursionGuard guard(s_inside); + if ( guard.IsInside() ) + { + event.Skip(); + return; + } + // let the window have it first, it might process the keys - if ( !m_popup->ProcessEvent(event) ) + if ( !m_popup->GetEventHandler()->ProcessEvent(event) ) { // by default, dismiss the popup m_popup->DismissAndNotify(); @@ -526,4 +602,3 @@ void wxPopupFocusHandler::OnKeyDown(wxKeyEvent& event) } #endif // wxUSE_POPUPWIN -