X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/60178eb439b4624d6663a997b6a29d0e93b20f70..628e155d8c70da0f962289cf1e1dea3699255707:/src/common/popupcmn.cpp diff --git a/src/common/popupcmn.cpp b/src/common/popupcmn.cpp index 2fabd49c70..bef08770aa 100644 --- a/src/common/popupcmn.cpp +++ b/src/common/popupcmn.cpp @@ -1,12 +1,12 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: common/popupcmn.cpp +// Name: src/common/popupcmn.cpp // Purpose: implementation of wxPopupTransientWindow // Author: Vadim Zeitlin // Modified by: // Created: 06.01.01 // RCS-ID: $Id$ // Copyright: (c) 2001 Vadim Zeitlin -// License: wxWindows license +// License: wxWindows licence /////////////////////////////////////////////////////////////////////////////// // ============================================================================ @@ -17,10 +17,6 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ - #pragma implementation "popupwinbase.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -28,24 +24,31 @@ #pragma hdrstop #endif -#if wxUSE_POPUPWIN && !defined(__WXMOTIF__) +#if wxUSE_POPUPWIN #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" #endif //WX_PRECOMP +#include "wx/recguard.h" + #ifdef __WXUNIVERSAL__ #include "wx/univ/renderer.h" + #include "wx/scrolbar.h" #endif // __WXUNIVERSAL__ -// there is no src/{msw,mgl}/popupwin.cpp to put this in, so we do it here - BTW we -// probably could do it for all ports here just as well -#if defined(__WXMSW__) || defined(__WXMGL__) - IMPLEMENT_DYNAMIC_CLASS(wxPopupWindow, wxWindow) -#endif // __WXMSW__ +#ifdef __WXGTK__ + #include +#endif +#ifdef __WXX11__ +#include "wx/x11/private.h" +#endif +IMPLEMENT_DYNAMIC_CLASS(wxPopupWindow, wxWindow) IMPLEMENT_DYNAMIC_CLASS(wxPopupTransientWindow, wxPopupWindow) #if wxUSE_COMBOBOX && defined(__WXUNIVERSAL__) @@ -61,7 +64,7 @@ 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 @@ -71,22 +74,23 @@ private: wxPopupTransientWindow *m_popup; DECLARE_EVENT_TABLE() + DECLARE_NO_COPY_CLASS(wxPopupWindowHandler) }; class wxPopupFocusHandler : public wxEvtHandler { public: - wxPopupFocusHandler(wxPopupTransientWindow *popup) { m_popup = popup; } + wxPopupFocusHandler(wxPopupTransientWindow *popup) : m_popup(popup) {} protected: - // event handlers void OnKillFocus(wxFocusEvent& event); - void OnKeyUp(wxKeyEvent& event); + void OnKeyDown(wxKeyEvent& event); private: wxPopupTransientWindow *m_popup; DECLARE_EVENT_TABLE() + DECLARE_NO_COPY_CLASS(wxPopupFocusHandler) }; // ---------------------------------------------------------------------------- @@ -99,7 +103,13 @@ END_EVENT_TABLE() BEGIN_EVENT_TABLE(wxPopupFocusHandler, wxEvtHandler) EVT_KILL_FOCUS(wxPopupFocusHandler::OnKillFocus) - EVT_KEY_UP(wxPopupFocusHandler::OnKeyUp) + 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() // ============================================================================ @@ -117,7 +127,7 @@ wxPopupWindowBase::~wxPopupWindowBase() bool wxPopupWindowBase::Create(wxWindow* WXUNUSED(parent), int WXUNUSED(flags)) { - return TRUE; + return true; } void wxPopupWindowBase::Position(const wxPoint& ptOrigin, @@ -141,7 +151,18 @@ 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 @@ -164,6 +185,9 @@ void wxPopupTransientWindow::Init() { m_child = m_focus = (wxWindow *)NULL; + + m_handlerFocus = NULL; + m_handlerPopup = NULL; } wxPopupTransientWindow::wxPopupTransientWindow(wxWindow *parent, int style) @@ -175,23 +199,42 @@ 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 ) { - m_child->PopEventHandler(TRUE /* delete it */); - m_child->ReleaseMouse(); + 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; } if ( m_focus ) { - m_focus->PopEventHandler(TRUE /* delete it */); - m_focus = NULL; + if ( !m_focus->RemoveEventHandler(m_handlerFocus) ) + { + // see above + m_handlerFocus = NULL; + } } + m_focus = NULL; } void wxPopupTransientWindow::Popup(wxWindow *winFocus) @@ -206,49 +249,120 @@ void wxPopupTransientWindow::Popup(wxWindow *winFocus) m_child = this; } - // we can't capture mouse before the window is shown in wxGTK -#ifdef __WXGTK__ Show(); -#endif - m_child->CaptureMouse(); - m_child->PushEventHandler(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()); -#ifndef __WXGTK__ - Show(); -#endif + if (!m_handlerPopup) + m_handlerPopup = new wxPopupWindowHandler(this); + + m_child->PushEventHandler(m_handlerPopup); m_focus = winFocus ? winFocus : this; m_focus->SetFocus(); - // FIXME: I don't know why does this happen but sometimes SetFocus() simply - // refuses to work under MSW - no error happens but the focus is not - // given to the window, i.e. the assert below is triggered - // - // Try work around this as we can... -#if 0 - wxASSERT_MSG( FindFocus() == m_focus, _T("setting focus failed") ); -#else +#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 ) { - m_focus->PushEventHandler(new wxPopupFocusHandler(this)); + if (!m_handlerFocus) + m_handlerFocus = new wxPopupFocusHandler(this); + + m_focus->PushEventHandler(m_handlerFocus); } } -void wxPopupTransientWindow::Dismiss() +bool wxPopupTransientWindow::Show( bool show ) { - PopHandlers(); +#ifdef __WXGTK__ + if (!show) + { + gdk_pointer_ungrab( (guint32)GDK_CURRENT_TIME ); + + gtk_grab_remove( m_widget ); + } +#endif + +#ifdef __WXX11__ + if (!show) + { + XUngrabPointer( wxGlobalDisplay(), CurrentTime ); + } +#endif + +#if defined( __WXMSW__ ) || defined( __WXMAC__) + if (!show && m_child && m_child->HasCapture()) + { + m_child->ReleaseMouse(); + } +#endif + + bool ret = wxPopupWindow::Show( show ); +#ifdef __WXGTK__ + if (show) + { + gtk_grab_add( m_widget ); + + gdk_pointer_grab( m_widget->window, TRUE, + (GdkEventMask) + (GDK_BUTTON_PRESS_MASK | + GDK_BUTTON_RELEASE_MASK | + GDK_POINTER_MOTION_HINT_MASK | + GDK_POINTER_MOTION_MASK), + (GdkWindow *) NULL, + (GdkCursor *) NULL, + (guint32)GDK_CURRENT_TIME ); + } +#endif + +#ifdef __WXX11__ + if (show) + { + Window xwindow = (Window) m_clientWindow; + + /* int res =*/ XGrabPointer(wxGlobalDisplay(), xwindow, + True, + ButtonPressMask | ButtonReleaseMask | ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask, + GrabModeAsync, + GrabModeAsync, + None, + None, + 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() +{ Hide(); + PopHandlers(); } void wxPopupTransientWindow::DismissAndNotify() { Dismiss(); - OnDismiss(); } @@ -260,22 +374,55 @@ void wxPopupTransientWindow::OnDismiss() bool wxPopupTransientWindow::ProcessLeftDown(wxMouseEvent& WXUNUSED(event)) { // no special processing here - return FALSE; + 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__) // ---------------------------------------------------------------------------- // wxPopupComboWindow // ---------------------------------------------------------------------------- -wxPopupComboWindow::wxPopupComboWindow(wxComboControl *parent) +BEGIN_EVENT_TABLE(wxPopupComboWindow, wxPopupTransientWindow) + EVT_KEY_DOWN(wxPopupComboWindow::OnKeyDown) +END_EVENT_TABLE() + +wxPopupComboWindow::wxPopupComboWindow(wxComboCtrl *parent) : wxPopupTransientWindow(parent) { m_combo = parent; } -bool wxPopupComboWindow::Create(wxComboControl *parent) +bool wxPopupComboWindow::Create(wxComboCtrl *parent) { m_combo = parent; @@ -285,7 +432,7 @@ bool wxPopupComboWindow::Create(wxComboControl *parent) void wxPopupComboWindow::PositionNearCombo() { // the origin point must be in screen coords - wxPoint ptOrigin = m_combo->ClientToScreen(wxPoint(0, 0)); + wxPoint ptOrigin = m_combo->ClientToScreen(wxPoint(0,0)); #if 0 //def __WXUNIVERSAL__ // account for the fact that (0, 0) is not the top left corner of the @@ -303,7 +450,12 @@ void wxPopupComboWindow::PositionNearCombo() void wxPopupComboWindow::OnDismiss() { - m_combo->OnDismiss(); + m_combo->OnPopupDismiss(); +} + +void wxPopupComboWindow::OnKeyDown(wxKeyEvent& event) +{ + m_combo->ProcessEvent(event); } #endif // wxUSE_COMBOBOX && defined(__WXUNIVERSAL__) @@ -323,18 +475,44 @@ 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(); + switch ( win->HitTest(pos.x, pos.y) ) { case wxHT_WINDOW_OUTSIDE: - // clicking outside a popup dismisses it - m_popup->DismissAndNotify(); + { + // do the coords translation now as after DismissAndNotify() + // m_popup may be destroyed + wxMouseEvent event2(event); + + m_popup->ClientToScreen(&event2.m_x, &event2.m_y); + + // clicking outside a popup dismisses it + m_popup->DismissAndNotify(); + + // 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 *winUnder = wxFindWindowAtPoint(event2.GetPosition()); + if ( winUnder ) + { + // translate the event coords to the ones of the window + // which is going to get the event + winUnder->ScreenToClient(&event2.m_x, &event2.m_y); + + event2.SetEventObject(winUnder); + wxPostEvent(winUnder, event2); + } + } break; -#ifdef __WXUNIVERSAL__ +#if defined(__WXUNIVERSAL__) && wxUSE_SCROLLBAR case wxHT_WINDOW_HORZ_SCROLLBAR: sbar = win->GetScrollbar(wxHORIZONTAL); break; @@ -342,7 +520,7 @@ 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? @@ -359,6 +537,7 @@ void wxPopupWindowHandler::OnLeftDown(wxMouseEvent& event) break; } +#if defined(__WXUNIVERSAL__) && wxUSE_SCROLLBAR if ( sbar ) { // translate the event coordinates to the scrollbar ones @@ -371,6 +550,7 @@ void wxPopupWindowHandler::OnLeftDown(wxMouseEvent& event) (void)sbar->GetEventHandler()->ProcessEvent(event2); } +#endif // __WXUNIVERSAL__ && wxUSE_SCROLLBAR } // ---------------------------------------------------------------------------- @@ -381,14 +561,31 @@ void wxPopupFocusHandler::OnKillFocus(wxFocusEvent& event) { // when we lose focus we always disappear - unless it goes to the popup (in // which case we don't really lose it) - if ( event.GetWindow() != m_popup ) - m_popup->DismissAndNotify(); + wxWindow *win = event.GetWindow(); + while ( win ) + { + if ( win == m_popup ) + return; + win = win->GetParent(); + } + + m_popup->DismissAndNotify(); } -void wxPopupFocusHandler::OnKeyUp(wxKeyEvent& 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(); @@ -396,4 +593,3 @@ void wxPopupFocusHandler::OnKeyUp(wxKeyEvent& event) } #endif // wxUSE_POPUPWIN -