X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2ec335db7806c058a02d022d2f75b4144ce69d2a..931d6a47c32a5b4c283243cb553ce71ee2b535d5:/src/common/combocmn.cpp diff --git a/src/common/combocmn.cpp b/src/common/combocmn.cpp index 71b6075086..82d1657960 100644 --- a/src/common/combocmn.cpp +++ b/src/common/combocmn.cpp @@ -4,7 +4,6 @@ // Author: Jaakko Salli // Modified by: // Created: Apr-30-2006 -// RCS-ID: $Id$ // Copyright: (c) 2005 Jaakko Salli // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -23,9 +22,85 @@ #pragma hdrstop #endif -#if wxUSE_COMBOCTRL +#include "wx/combo.h" +#ifdef __WXMSW__ +#include "wx/msw/private.h" +#endif + +#if wxUSE_COMBOBOX #include "wx/combobox.h" +extern WXDLLEXPORT_DATA(const char) wxComboBoxNameStr[] = "comboBox"; + +// ---------------------------------------------------------------------------- +// XTI +// ---------------------------------------------------------------------------- + +wxDEFINE_FLAGS( wxComboBoxStyle ) +wxBEGIN_FLAGS( wxComboBoxStyle ) +// new style border flags, we put them first to +// use them for streaming out +wxFLAGS_MEMBER(wxBORDER_SIMPLE) +wxFLAGS_MEMBER(wxBORDER_SUNKEN) +wxFLAGS_MEMBER(wxBORDER_DOUBLE) +wxFLAGS_MEMBER(wxBORDER_RAISED) +wxFLAGS_MEMBER(wxBORDER_STATIC) +wxFLAGS_MEMBER(wxBORDER_NONE) + +// old style border flags +wxFLAGS_MEMBER(wxSIMPLE_BORDER) +wxFLAGS_MEMBER(wxSUNKEN_BORDER) +wxFLAGS_MEMBER(wxDOUBLE_BORDER) +wxFLAGS_MEMBER(wxRAISED_BORDER) +wxFLAGS_MEMBER(wxSTATIC_BORDER) +wxFLAGS_MEMBER(wxBORDER) + +// standard window styles +wxFLAGS_MEMBER(wxTAB_TRAVERSAL) +wxFLAGS_MEMBER(wxCLIP_CHILDREN) +wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW) +wxFLAGS_MEMBER(wxWANTS_CHARS) +wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE) +wxFLAGS_MEMBER(wxALWAYS_SHOW_SB ) +wxFLAGS_MEMBER(wxVSCROLL) +wxFLAGS_MEMBER(wxHSCROLL) + +wxFLAGS_MEMBER(wxCB_SIMPLE) +wxFLAGS_MEMBER(wxCB_SORT) +wxFLAGS_MEMBER(wxCB_READONLY) +wxFLAGS_MEMBER(wxCB_DROPDOWN) + +wxEND_FLAGS( wxComboBoxStyle ) + +wxIMPLEMENT_DYNAMIC_CLASS_XTI(wxComboBox, wxControl, "wx/combobox.h") + +wxBEGIN_PROPERTIES_TABLE(wxComboBox) +wxEVENT_PROPERTY( Select, wxEVT_COMBOBOX, wxCommandEvent ) +wxEVENT_PROPERTY( TextEnter, wxEVT_TEXT_ENTER, wxCommandEvent ) + +// TODO DELEGATES +wxPROPERTY( Font, wxFont, SetFont, GetFont, wxEMPTY_PARAMETER_VALUE, \ + 0 /*flags*/, wxT("Helpstring"), wxT("group")) +wxPROPERTY_COLLECTION( Choices, wxArrayString, wxString, AppendString, \ + GetStrings, 0 /*flags*/, wxT("Helpstring"), wxT("group")) +wxPROPERTY( Value,wxString, SetValue, GetValue, wxEMPTY_PARAMETER_VALUE, \ + 0 /*flags*/, wxT("Helpstring"), wxT("group")) +wxPROPERTY( Selection,int, SetSelection, GetSelection, wxEMPTY_PARAMETER_VALUE, \ + 0 /*flags*/, wxT("Helpstring"), wxT("group")) + +wxPROPERTY_FLAGS( WindowStyle, wxComboBoxStyle, long, SetWindowStyleFlag, \ + GetWindowStyleFlag, wxEMPTY_PARAMETER_VALUE, 0 /*flags*/, \ + wxT("Helpstring"), wxT("group")) // style +wxEND_PROPERTIES_TABLE() + +wxEMPTY_HANDLERS_TABLE(wxComboBox) + +wxCONSTRUCTOR_5( wxComboBox, wxWindow*, Parent, wxWindowID, Id, \ + wxString, Value, wxPoint, Position, wxSize, Size ) + +#endif // wxUSE_COMBOBOX + +#if wxUSE_COMBOCTRL #ifndef WX_PRECOMP #include "wx/app.h" @@ -38,10 +113,6 @@ #include "wx/tooltip.h" -#include "wx/combo.h" - - - // constants // ---------------------------------------------------------------------------- @@ -85,10 +156,14 @@ #define wxCC_GENERIC_TLW_IS_DIALOG #define wxComboCtrlGenericTLW wxDialog -#include "wx/gtk/private.h" +#if defined(__WXGTK20__) +# include "wx/gtk/private.h" +#else +# include "wx/gtk1/private.h" +#endif // NB: Let's not be afraid to use wxGTK's wxPopupTransientWindow as a -// 'perfect' popup, as it can succesfully host child controls even in +// 'perfect' popup, as it can successfully host child controls even in // popups that are shown in modal dialogs. #define USE_TRANSIENT_POPUP 1 // Use wxPopupWindowTransient (preferred, if it works properly on platform) @@ -221,6 +296,26 @@ enum #endif +// Returns true if given popup window type can be classified as perfect +// on this platform. +static inline bool IsPopupWinTypePerfect( wxByte popupWinType ) +{ +#if POPUPWIN_IS_PERFECT && TRANSIENT_POPUPWIN_IS_PERFECT + wxUnusedVar(popupWinType); + return true; +#else + return ( popupWinType == POPUPWIN_GENERICTLW + #if POPUPWIN_IS_PERFECT + || popupWinType == POPUPWIN_WXPOPUPWINDOW + #endif + #if TRANSIENT_POPUPWIN_IS_PERFECT + || popupWinType == POPUPWIN_WXPOPUPTRANSIENTWINDOW + #endif + ); +#endif +} + + // // ** TODO ** // * wxComboPopupWindow for external use (ie. replace old wxUniv wxPopupComboWindow) @@ -297,7 +392,7 @@ void wxComboFrameEventHandler::OnIdle( wxIdleEvent& event ) wxWindow* popup = m_combo->GetPopupControl()->GetControl(); wxWindow* winpopup = m_combo->GetPopupWindow(); - if ( + if ( !winFocused || ( winFocused != m_focusStart && winFocused != popup && winFocused->GetParent() != popup && @@ -306,6 +401,7 @@ void wxComboFrameEventHandler::OnIdle( wxIdleEvent& event ) winFocused != m_combo && winFocused != m_combo->GetButton() // GTK (atleast) requires this ) + ) { m_combo->HidePopup(true); } @@ -397,9 +493,8 @@ bool wxComboPopupWindow::Show( bool show ) m_inShow++; - wxASSERT( IsKindOf(CLASSINFO(wxPopupTransientWindow)) ); - - wxPopupTransientWindow* ptw = (wxPopupTransientWindow*) this; + wxPopupTransientWindow* const + ptw = static_cast(this); if ( show != ptw->IsShown() ) { @@ -426,7 +521,7 @@ bool wxComboPopupWindow::ProcessLeftDown(wxMouseEvent& event) void wxComboPopupWindow::OnDismiss() { wxComboCtrlBase* combo = (wxComboCtrlBase*) GetParent(); - wxASSERT_MSG( combo->IsKindOf(CLASSINFO(wxComboCtrlBase)), + wxASSERT_MSG( wxDynamicCast(combo, wxComboCtrlBase), wxT("parent might not be wxComboCtrl, but check IMPLEMENT_DYNAMIC_CLASS(2) macro for correctness") ); combo->OnPopupDismiss(true); @@ -465,6 +560,7 @@ private: BEGIN_EVENT_TABLE(wxComboPopupWindowEvtHandler, wxEvtHandler) EVT_KEY_DOWN(wxComboPopupWindowEvtHandler::OnKeyEvent) EVT_KEY_UP(wxComboPopupWindowEvtHandler::OnKeyEvent) + EVT_CHAR(wxComboPopupWindowEvtHandler::OnKeyEvent) #if USES_GENERICTLW EVT_ACTIVATE(wxComboPopupWindowEvtHandler::OnActivate) #endif @@ -483,7 +579,7 @@ void wxComboPopupWindowEvtHandler::OnKeyEvent( wxKeyEvent& event ) wxWindowList children = m_combo->GetPopupWindow()->GetChildren(); wxWindowList::iterator node = children.begin(); wxWindow* child = (wxWindow*)*node; - child->GetEventHandler()->AddPendingEvent(event); + child->GetEventHandler()->ProcessEvent(event); } #if USES_GENERICTLW @@ -552,6 +648,11 @@ void wxComboPopup::OnComboKeyEvent( wxKeyEvent& event ) event.Skip(); } +void wxComboPopup::OnComboCharEvent( wxKeyEvent& event ) +{ + event.Skip(); +} + void wxComboPopup::OnComboDoubleClick() { } @@ -560,6 +661,12 @@ void wxComboPopup::SetStringValue( const wxString& WXUNUSED(value) ) { } +bool wxComboPopup::FindItem(const wxString& WXUNUSED(item), + wxString* WXUNUSED(trueItem)) +{ + return true; +} + bool wxComboPopup::LazyCreate() { return false; @@ -570,6 +677,34 @@ void wxComboPopup::Dismiss() m_combo->HidePopup(true); } +void wxComboPopup::DestroyPopup() +{ + // Here we make sure that the popup control's Destroy() gets called. + // This is necessary for the wxPersistentWindow to work properly. + wxWindow* popupCtrl = GetControl(); + if ( popupCtrl ) + { + // While all wxComboCtrl examples have m_popupInterface and + // popupCtrl as the same class (that will be deleted via the + // Destroy() call below), it is technically still possible to + // have implementations where they are in fact not same + // multiple-inherited class. Here we use C++ RTTI to check for + // this rare case. + #ifndef wxNO_RTTI + // It is probably better to delete m_popupInterface first, so + // that it retains access to its popup control window. + if ( dynamic_cast(this) != + dynamic_cast(popupCtrl) ) + delete this; + #endif + popupCtrl->Destroy(); + } + else + { + delete this; + } +} + // ---------------------------------------------------------------------------- // input handling // ---------------------------------------------------------------------------- @@ -634,7 +769,7 @@ void wxComboBoxExtraInputHandler::OnFocus(wxFocusEvent& event) if ( m_combo->GetTextCtrl() ) m_combo->GetTextCtrl()->SelectAll(); else - m_combo->SetSelection(-1,-1); + m_combo->SelectAll(); } // Send focus indication to parent. @@ -643,7 +778,8 @@ void wxComboBoxExtraInputHandler::OnFocus(wxFocusEvent& event) // wxEVT_SET_FOCUSes (since m_text->SetFocus is called // from combo's focus event handler), they should be quite // harmless. - wxFocusEvent evt2(event.GetEventType(),m_combo->GetId()); + wxFocusEvent evt2(event); + evt2.SetId(m_combo->GetId()); evt2.SetEventObject(m_combo); m_combo->GetEventHandler()->ProcessEvent(evt2); @@ -655,17 +791,21 @@ void wxComboBoxExtraInputHandler::OnFocus(wxFocusEvent& event) // This is pushed to the event handler queue of the control in popup. // -class wxComboPopupExtraEventHandler : public wxEvtHandler +class wxComboPopupEvtHandler : public wxEvtHandler { public: - wxComboPopupExtraEventHandler( wxComboCtrlBase* combo ) + wxComboPopupEvtHandler( wxComboCtrlBase* combo ) : wxEvtHandler() { m_combo = combo; m_beenInside = false; + + // Let's make it so that the popup control will not receive mouse + // events until mouse left button has been up. + m_blockEventsToPopup = true; } - virtual ~wxComboPopupExtraEventHandler() { } + virtual ~wxComboPopupEvtHandler() { } void OnMouseEvent( wxMouseEvent& event ); @@ -673,24 +813,26 @@ public: void OnPopupDismiss() { m_beenInside = false; + m_blockEventsToPopup = true; } protected: wxComboCtrlBase* m_combo; - bool m_beenInside; + bool m_beenInside; + bool m_blockEventsToPopup; private: DECLARE_EVENT_TABLE() }; -BEGIN_EVENT_TABLE(wxComboPopupExtraEventHandler, wxEvtHandler) - EVT_MOUSE_EVENTS(wxComboPopupExtraEventHandler::OnMouseEvent) +BEGIN_EVENT_TABLE(wxComboPopupEvtHandler, wxEvtHandler) + EVT_MOUSE_EVENTS(wxComboPopupEvtHandler::OnMouseEvent) END_EVENT_TABLE() -void wxComboPopupExtraEventHandler::OnMouseEvent( wxMouseEvent& event ) +void wxComboPopupEvtHandler::OnMouseEvent( wxMouseEvent& event ) { wxPoint pt = event.GetPosition(); wxSize sz = m_combo->GetPopupControl()->GetControl()->GetClientSize(); @@ -700,49 +842,97 @@ void wxComboPopupExtraEventHandler::OnMouseEvent( wxMouseEvent& event ) event.Skip(); - if ( evtType == wxEVT_MOTION || - evtType == wxEVT_LEFT_DOWN || - evtType == wxEVT_RIGHT_DOWN ) + if ( !isInside || !m_combo->IsPopupShown() ) { - // Block motion and click events outside the popup - if ( !isInside || !m_combo->IsPopupShown() ) + // Mouse is outside the popup or popup is not actually shown (yet) + + if ( evtType == wxEVT_MOTION || + evtType == wxEVT_LEFT_DOWN || + evtType == wxEVT_LEFT_UP || + evtType == wxEVT_RIGHT_DOWN ) { + // Block motion and click events outside the popup event.Skip(false); } } - else if ( evtType == wxEVT_LEFT_UP ) + else { - if ( !m_combo->IsPopupShown() ) - { - event.Skip(false); - relayToButton = true; - } - else if ( !m_beenInside ) + // Mouse is inside the popup, which is fully shown + + m_beenInside = true; + + // Do not let the popup control respond to mouse events until + // mouse press used to display the popup has been lifted. This + // is important for users with slower mouse fingers or mouse + // drivers. Note that we have some redundancy here, just in + // case the popup is some native control that does not emit all + // mouse event types. + if ( evtType == wxEVT_MOTION ) { - if ( isInside ) + if ( m_blockEventsToPopup ) { - m_beenInside = true; + if ( event.LeftIsDown() ) + event.Skip(false); + else + m_blockEventsToPopup = false; } - else + } + else if ( evtType == wxEVT_LEFT_DOWN ) + { + if ( m_blockEventsToPopup ) + m_blockEventsToPopup = false; + } + else if ( evtType == wxEVT_LEFT_UP ) + { + if ( m_blockEventsToPopup ) { + // On first left up, stop blocking mouse events (but still + // block this one) + m_blockEventsToPopup = false; + event.Skip(false); + + // Also, this button press was (probably) used to display + // the popup, so relay it back to the drop-down button + // (which supposedly originated it). This is necessary to + // refresh it properly. relayToButton = true; } } + else if ( m_blockEventsToPopup ) + { + event.Skip(false); + } + } + + // + // Some mouse events to popup that happen outside it, before cursor + // has been inside the popup, need to be ignored by it but relayed to + // the dropbutton. + // + if ( evtType == wxEVT_LEFT_UP ) + { + if ( !m_combo->IsPopupShown() ) + { + event.Skip(false); + relayToButton = true; + } + else if ( !isInside && !m_beenInside ) + { + // Popup is shown but the cursor is not inside, nor it has been + relayToButton = true; + } } if ( relayToButton ) { - // - // Some mouse events to popup that happen outside it, before cursor - // has been inside the popup, need to be ignored by it but relayed to - // the dropbutton. - // - wxWindow* eventSink = m_combo; wxWindow* btn = m_combo->GetButton(); if ( btn ) - eventSink = btn; - - eventSink->GetEventHandler()->ProcessEvent(event); + btn->GetEventHandler()->ProcessEvent(event); + else + // Bypass the event handling mechanism. Using it would be + // confusing for the platform-specific wxComboCtrl + // implementations. + m_combo->HandleButtonMouseEvent(event, 0); } } @@ -773,14 +963,13 @@ public: BEGIN_EVENT_TABLE(wxComboCtrlBase, wxControl) - EVT_TEXT(wxID_ANY,wxComboCtrlBase::OnTextCtrlEvent) EVT_SIZE(wxComboCtrlBase::OnSizeEvent) EVT_SET_FOCUS(wxComboCtrlBase::OnFocusEvent) EVT_KILL_FOCUS(wxComboCtrlBase::OnFocusEvent) EVT_IDLE(wxComboCtrlBase::OnIdleEvent) //EVT_BUTTON(wxID_ANY,wxComboCtrlBase::OnButtonClickEvent) EVT_KEY_DOWN(wxComboCtrlBase::OnKeyEvent) - EVT_TEXT_ENTER(wxID_ANY,wxComboCtrlBase::OnTextCtrlEvent) + EVT_CHAR(wxComboCtrlBase::OnCharEvent) EVT_SYS_COLOUR_CHANGED(wxComboCtrlBase::OnSysColourChanged) END_EVENT_TABLE() @@ -796,7 +985,7 @@ void wxComboCtrlBase::Init() m_text = NULL; m_popupInterface = NULL; - m_popupExtraHandler = NULL; + m_popupEvtHandler = NULL; m_textEvtHandler = NULL; #if INSTALL_TOPLEV_HANDLER @@ -824,9 +1013,11 @@ void wxComboCtrlBase::Init() m_extRight = 0; m_marginLeft = -1; m_iFlags = 0; + m_textCtrlStyle = 0; m_timeCanAcceptClick = 0; m_resetFocus = false; + m_hasTcBgCol = false; } bool wxComboCtrlBase::Create(wxWindow *parent, @@ -856,10 +1047,11 @@ bool wxComboCtrlBase::Create(wxWindow *parent, m_iFlags |= wxCC_IFLAG_CREATED; // If x and y indicate valid size, wxSizeEvent won't be - // emitted automatically, so we need to add artifical one. + // emitted automatically, so we need to add artificial one. if ( size.x > 0 && size.y > 0 ) { wxSizeEvent evt(size,GetId()); + evt.SetEventObject(this); GetEventHandler()->AddPendingEvent(evt); } @@ -876,7 +1068,7 @@ void wxComboCtrlBase::InstallInputHandlers() } void -wxComboCtrlBase::CreateTextCtrl(int style, const wxValidator& validator) +wxComboCtrlBase::CreateTextCtrl(int style) { if ( !(m_windowStyle & wxCB_READONLY) ) { @@ -887,7 +1079,7 @@ wxComboCtrlBase::CreateTextCtrl(int style, const wxValidator& validator) // not used by the wxPropertyGrid and therefore the tab is processed by // looking at ancestors to see if they have wxTAB_TRAVERSAL. The // navigation event is then sent to the wrong window. - style |= wxTE_PROCESS_TAB; + style |= wxTE_PROCESS_TAB | m_textCtrlStyle; if ( HasFlag(wxTE_PROCESS_ENTER) ) style |= wxTE_PROCESS_ENTER; @@ -903,35 +1095,48 @@ wxComboCtrlBase::CreateTextCtrl(int style, const wxValidator& validator) m_text = new wxComboCtrlTextCtrl(); m_text->Create(this, wxID_ANY, m_valueString, wxDefaultPosition, wxSize(10,-1), - style, validator); + style); + + // Connecting the events is currently the most reliable way + wxWindowID id = m_text->GetId(); + m_text->Connect(id, wxEVT_TEXT, + wxCommandEventHandler(wxComboCtrlBase::OnTextCtrlEvent), + NULL, this); + m_text->Connect(id, wxEVT_TEXT_ENTER, + wxCommandEventHandler(wxComboCtrlBase::OnTextCtrlEvent), + NULL, this); + + m_text->SetHint(m_hintText); } } void wxComboCtrlBase::OnThemeChange() { - // Leave the default bg on the Mac so the area used by the focus ring will - // be the correct colour and themed brush. Instead we'll use - // wxSYS_COLOUR_WINDOW in the EVT_PAINT handler as needed. -#ifndef __WXMAC__ - #if defined(__WXMSW__) || defined(__WXGTK__) + // Because wxComboCtrl has transparent parts on most platforms, we + // don't want to touch the actual background colour. Instead, we just + // usually re-obtain m_tcBgCol here. + +#if defined(__WXMSW__) || defined(__WXGTK__) wxVisualAttributes vattrs = wxComboBox::GetClassDefaultAttributes(); - #else +#else wxVisualAttributes vattrs; vattrs.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT); vattrs.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW); - #endif +#endif + + if ( !m_hasTcBgCol ) + m_tcBgCol = vattrs.colBg; +#ifndef __WXMAC__ // Only change the colours if application has not specified // custom ones. if ( !m_hasFgCol ) { SetOwnForegroundColour(vattrs.colFg); - m_hasFgCol = false; } - if ( !m_hasBgCol ) + if ( !HasTransparentBackground() ) { - SetOwnBackgroundColour(vattrs.colBg); - m_hasBgCol = false; + SetOwnBackgroundColour(GetParent()->GetBackgroundColour()); } #endif // !__WXMAC__ } @@ -970,7 +1175,7 @@ void wxComboCtrlBase::CalculateAreas( int btnWidth ) // its platform default or bitmap+pushbutton background is used, but not if // there is vertical size adjustment or horizontal spacing. if ( ( (m_iFlags & wxCC_BUTTON_OUTSIDE_BORDER) || - (m_bmpNormal.Ok() && m_blankButtonBg) ) && + (m_bmpNormal.IsOk() && m_blankButtonBg) ) && m_btnSpacingX == 0 && m_btnHei <= 0 ) { @@ -978,7 +1183,7 @@ void wxComboCtrlBase::CalculateAreas( int btnWidth ) btnBorder = 0; } else if ( (m_iFlags & wxCC_BUTTON_COVERS_BORDER) && - m_btnSpacingX == 0 && !m_bmpNormal.Ok() ) + m_btnSpacingX == 0 && !m_bmpNormal.IsOk() ) { m_iFlags &= ~(wxCC_IFLAG_BUTTON_OUTSIDE); btnBorder = 0; @@ -1035,7 +1240,7 @@ void wxComboCtrlBase::CalculateAreas( int btnWidth ) // It is larger // OR // button width is set to default and blank button bg is not drawn - if ( m_bmpNormal.Ok() ) + if ( m_bmpNormal.IsOk() ) { int bmpReqWidth = m_bmpNormal.GetWidth(); int bmpReqHeight = m_bmpNormal.GetHeight(); @@ -1057,7 +1262,7 @@ void wxComboCtrlBase::CalculateAreas( int btnWidth ) { int newY = butHeight+(customBorder*2); SetClientSize(wxDefaultCoord,newY); - if ( m_bmpNormal.Ok() || m_btnArea.width != butWidth || m_btnArea.height != butHeight ) + if ( m_bmpNormal.IsOk() || m_btnArea.width != butWidth || m_btnArea.height != butHeight ) m_iFlags |= wxCC_IFLAG_HAS_NONSTANDARD_BUTTON; else m_iFlags &= ~wxCC_IFLAG_HAS_NONSTANDARD_BUTTON; @@ -1115,7 +1320,7 @@ void wxComboCtrlBase::PositionTextCtrl( int textCtrlXAdjust, int textCtrlYAdjust // There is special custom paint area - it is better to // use some margin with the wxTextCtrl. m_text->SetMargins(m_marginLeft); - x = m_tcArea.x + m_widthCustomPaint + + x = m_tcArea.x + m_widthCustomPaint + m_marginLeft + textCtrlXAdjust; } @@ -1158,24 +1363,54 @@ void wxComboCtrlBase::PositionTextCtrl( int textCtrlXAdjust, int textCtrlYAdjust wxSize wxComboCtrlBase::DoGetBestSize() const { - wxSize sizeText(150,0); + int width = m_text ? m_text->GetBestSize().x : 80; - if ( m_text ) - sizeText = m_text->GetBestSize(); + return GetSizeFromTextSize(width); +} - // TODO: Better method to calculate close-to-native control height. +wxSize wxComboCtrlBase::DoGetSizeFromTextSize(int xlen, int ylen) const +{ + // Calculate close-to-native control height int fhei; - if ( m_font.Ok() ) + +#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__) + fhei = EDIT_HEIGHT_FROM_CHAR_HEIGHT(GetCharHeight()); +#elif defined(__WXGTK__) && !defined(__WXUNIVERSAL__) + // Control creation is not entirely cheap, so cache the heights to + // avoid repeatedly creating dummy controls: + static wxString s_last_font; + static int s_last_fhei = -1; + wxString fontdesc; + if ( m_font.IsOk() ) + fontdesc = m_font.GetNativeFontInfoDesc(); + if ( s_last_fhei != -1 && fontdesc == s_last_font ) + { + fhei = s_last_fhei; + } + else + { + wxComboBox* cb = new wxComboBox; + cb->Hide(); + cb->Create(const_cast(this), wxID_ANY); + if ( m_font.IsOk() ) + cb->SetFont(m_font); + s_last_font = fontdesc; + s_last_fhei = fhei = cb->GetBestSize().y; + cb->Destroy(); + } +#else + if ( m_font.IsOk() ) fhei = (m_font.GetPointSize()*2) + 5; - else if ( wxNORMAL_FONT->Ok() ) + else if ( wxNORMAL_FONT->IsOk() ) fhei = (wxNORMAL_FONT->GetPointSize()*2) + 5; else - fhei = sizeText.y + 4; + fhei = 22; +#endif // only for wxComboBox on MSW or GTK - // Need to force height to accomodate bitmap? + // Need to force height to accommodate bitmap? int btnSizeY = m_btnSize.y; - if ( m_bmpNormal.Ok() && fhei < btnSizeY ) + if ( m_bmpNormal.IsOk() && fhei < btnSizeY ) fhei = btnSizeY; // Control height doesn't depend on border @@ -1191,11 +1426,6 @@ wxSize wxComboCtrlBase::DoGetBestSize() const fhei += 4; */ - // Final adjustments -#ifdef __WXGTK__ - fhei += 1; -#endif - #ifdef __WXMAC__ // these are the numbers from the HIG: switch ( m_windowVariant ) @@ -1214,11 +1444,19 @@ wxSize wxComboCtrlBase::DoGetBestSize() const #endif fhei += 2 * FOCUS_RING; - int width = sizeText.x + FOCUS_RING + COMBO_MARGIN + DEFAULT_DROPBUTTON_WIDTH; - wxSize ret(width, fhei); - CacheBestSize(ret); - return ret; + // Calculate width + int fwid = xlen + FOCUS_RING + COMBO_MARGIN + DEFAULT_DROPBUTTON_WIDTH; + + // Add the margins we have previously set + wxPoint marg( GetMargins() ); + fwid += wxMax(0, marg.x); + fhei += wxMax(0, marg.y); + + if ( ylen > 0 ) + fhei += ylen - GetCharHeight(); + + return wxSize(fwid, fhei); } void wxComboCtrlBase::OnSizeEvent( wxSizeEvent& event ) @@ -1303,24 +1541,32 @@ void wxComboCtrlBase::DoSetToolTip(wxToolTip *tooltip) } #endif // wxUSE_TOOLTIPS -#if wxUSE_VALIDATORS -void wxComboCtrlBase::SetValidator(const wxValidator& validator) +bool wxComboCtrlBase::SetForegroundColour(const wxColour& colour) { - wxTextCtrl* textCtrl = GetTextCtrl(); - - if ( textCtrl ) - textCtrl->SetValidator( validator ); - else - wxControl::SetValidator( validator ); + if ( wxControl::SetForegroundColour(colour) ) + { + if ( m_text ) + m_text->SetForegroundColour(colour); + return true; + } + return false; } -wxValidator* wxComboCtrlBase::GetValidator() +bool wxComboCtrlBase::SetBackgroundColour(const wxColour& colour) { - wxTextCtrl* textCtrl = GetTextCtrl(); + if ( m_text ) + m_text->SetBackgroundColour(colour); + m_tcBgCol = colour; + m_hasTcBgCol = true; + return true; +} - return textCtrl ? textCtrl->GetValidator() : wxControl::GetValidator(); +wxColour wxComboCtrlBase::GetBackgroundColour() const +{ + if ( m_text ) + return m_text->GetBackgroundColour(); + return m_tcBgCol; } -#endif // wxUSE_VALIDATORS // ---------------------------------------------------------------------------- // painting @@ -1405,10 +1651,10 @@ void wxComboCtrlBase::PrepareBackground( wxDC& dc, const wxRect& rect, int flags { bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT); } - else if ( m_hasBgCol ) + else if ( m_hasTcBgCol ) { // Honour the custom background colour - bgCol = GetBackgroundColour(); + bgCol = m_tcBgCol; } else { @@ -1474,25 +1720,28 @@ void wxComboCtrlBase::DrawButton( wxDC& dc, const wxRect& rect, int flags ) if ( !enabled ) drawState |= wxCONTROL_DISABLED; - if ( !m_bmpNormal.Ok() ) + // Need to clear button background even if m_btn is present + // and also when using custom bitmap for the button + if ( (flags & Button_PaintBackground) && + (!HasTransparentBackground() || + !(m_iFlags & wxCC_IFLAG_BUTTON_OUTSIDE)) ) { - if ( flags & Button_BitmapOnly ) - return; + wxColour bgCol; - // Need to clear button background even if m_btn is present - if ( flags & Button_PaintBackground ) - { - wxColour bgCol; + if ( m_iFlags & wxCC_IFLAG_BUTTON_OUTSIDE ) + bgCol = GetParent()->GetBackgroundColour(); + else + bgCol = GetBackgroundColour(); - if ( m_iFlags & wxCC_IFLAG_BUTTON_OUTSIDE ) - bgCol = GetParent()->GetBackgroundColour(); - else - bgCol = GetBackgroundColour(); + dc.SetBrush(bgCol); + dc.SetPen(bgCol); + dc.DrawRectangle(rect); + } - dc.SetBrush(bgCol); - dc.SetPen(bgCol); - dc.DrawRectangle(rect); - } + if ( !m_bmpNormal.IsOk() ) + { + if ( flags & Button_BitmapOnly ) + return; // Draw standard button wxRendererNative::Get().DrawComboBoxDropButton(this, @@ -1517,17 +1766,6 @@ void wxComboCtrlBase::DrawButton( wxDC& dc, const wxRect& rect, int flags ) if ( m_blankButtonBg ) { - // If using blank button background, we need to clear its background - // with button face colour instead of colour for rest of the control. - if ( flags & Button_PaintBackground ) - { - wxColour bgCol = GetParent()->GetBackgroundColour(); //wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE); - //wxColour bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW); - dc.SetPen(bgCol); - dc.SetBrush(bgCol); - dc.DrawRectangle(rect); - } - if ( !(flags & Button_BitmapOnly) ) { wxRendererNative::Get().DrawPushButton(this, @@ -1536,14 +1774,6 @@ void wxComboCtrlBase::DrawButton( wxDC& dc, const wxRect& rect, int flags ) drawState); } } - else - - { - // Need to clear button background even if m_btn is present - // (assume non-button background was cleared just before this call so brushes are good) - if ( flags & Button_PaintBackground ) - dc.DrawRectangle(rect); - } // Draw bitmap centered in drawRect dc.DrawBitmap(*pBmp, @@ -1558,6 +1788,7 @@ void wxComboCtrlBase::RecalcAndRefresh() if ( IsCreated() ) { wxSizeEvent evt(GetSize(),GetId()); + evt.SetEventObject(this); GetEventHandler()->ProcessEvent(evt); Refresh(); } @@ -1569,7 +1800,14 @@ void wxComboCtrlBase::RecalcAndRefresh() void wxComboCtrlBase::OnTextCtrlEvent(wxCommandEvent& event) { - if ( event.GetEventType() == wxEVT_COMMAND_TEXT_UPDATED ) + // Avoid infinite recursion + if ( event.GetEventObject() == this ) + { + event.Skip(); + return; + } + + if ( event.GetEventType() == wxEVT_TEXT ) { if ( m_ignoreEvtText > 0 ) { @@ -1578,12 +1816,13 @@ void wxComboCtrlBase::OnTextCtrlEvent(wxCommandEvent& event) } } - // Change event id, object and string before relaying it forward - event.SetId(GetId()); - wxString s = event.GetString(); - event.SetEventObject(this); - event.SetString(s); - event.Skip(); + // For safety, completely re-create a new wxCommandEvent + wxCommandEvent evt2(event); + evt2.SetId(GetId()); + evt2.SetEventObject(this); + HandleWindowEvent(evt2); + + event.StopPropagation(); } // call if cursor is on button area or mouse is captured for the button @@ -1733,15 +1972,35 @@ void wxComboCtrlBase::HandleNormalMouseEvent( wxMouseEvent& event ) } } } - else - if ( IsPopupShown() ) + else if ( evtType == wxEVT_MOUSEWHEEL ) { - // relay (some) mouse events to the popup - if ( evtType == wxEVT_MOUSEWHEEL ) - m_popup->GetEventHandler()->AddPendingEvent(event); + if ( IsPopupShown() ) + { + // relay (some) mouse events to the popup + m_popup->GetEventHandler()->ProcessEvent(event); + } + else if ( event.GetWheelAxis() == 0 && + event.GetWheelRotation() != 0 && + event.GetModifiers() == 0 ) + { + // Translate mousewheel actions into key up/down. This is + // the simplest way of getting native behaviour: scrolling the + // wheel moves selection up/down by one item. + wxKeyEvent kevent(wxEVT_KEY_DOWN); + kevent.m_keyCode = event.GetWheelRotation() > 0 + ? WXK_UP + : WXK_DOWN; + GetEventHandler()->ProcessEvent(kevent); + } + else + { + event.Skip(); + } } else if ( evtType ) + { event.Skip(); + } } void wxComboCtrlBase::OnKeyEvent(wxKeyEvent& event) @@ -1749,13 +2008,17 @@ void wxComboCtrlBase::OnKeyEvent(wxKeyEvent& event) if ( IsPopupShown() ) { // pass it to the popped up control - GetPopupControl()->GetControl()->GetEventHandler()->AddPendingEvent(event); + GetPopupControl()->GetControl()->GetEventHandler()->ProcessEvent(event); } else // no popup { - if ( GetParent()->HasFlag(wxTAB_TRAVERSAL) && - HandleAsNavigationKey(event) ) - return; + wxWindow* mainCtrl = GetMainWindowOfCompositeControl(); + + if ( mainCtrl->GetParent()->HasFlag(wxTAB_TRAVERSAL) ) + { + if ( mainCtrl->HandleAsNavigationKey(event) ) + return; + } if ( IsKeyPopupToggle(event) ) { @@ -1784,17 +2047,45 @@ void wxComboCtrlBase::OnKeyEvent(wxKeyEvent& event) } } +void wxComboCtrlBase::OnCharEvent(wxKeyEvent& event) +{ + if ( IsPopupShown() ) + { + // pass it to the popped up control + GetPopupControl()->GetControl()->GetEventHandler()->ProcessEvent(event); + } + else // no popup + { + wxComboPopup* popupInterface = GetPopupControl(); + if ( popupInterface ) + { + popupInterface->OnComboCharEvent(event); + } + else + { + event.Skip(); + } + } +} + void wxComboCtrlBase::OnFocusEvent( wxFocusEvent& event ) { + // On Mac, setting focus here leads to infinite recursion and eventually + // a crash due to the SetFocus call producing another event. + // Handle Mac in OnIdleEvent using m_resetFocus. + if ( event.GetEventType() == wxEVT_SET_FOCUS ) { - wxWindow* tc = GetTextCtrl(); - if ( tc && tc != DoFindFocus() ) + if ( GetTextCtrl() && !GetTextCtrl()->HasFocus() ) { - tc->SetFocus(); +#ifdef __WXMAC__ + m_resetFocus = true; +#else + GetTextCtrl()->SetFocus(); +#endif } } - + Refresh(); } @@ -1803,9 +2094,8 @@ void wxComboCtrlBase::OnIdleEvent( wxIdleEvent& WXUNUSED(event) ) if ( m_resetFocus ) { m_resetFocus = false; - wxWindow* tc = GetTextCtrl(); - if ( tc ) - tc->SetFocus(); + if ( GetTextCtrl() ) + GetTextCtrl()->SetFocus(); } } @@ -1866,8 +2156,8 @@ void wxComboCtrlBase::CreatePopup() popupInterface->Create(m_winPopup); m_popup = popup = popupInterface->GetControl(); - m_popupExtraHandler = new wxComboPopupExtraEventHandler(this); - popup->PushEventHandler( m_popupExtraHandler ); + m_popupEvtHandler = new wxComboPopupEvtHandler(this); + popup->PushEventHandler( m_popupEvtHandler ); // This may be helpful on some platforms // (eg. it bypasses a wxGTK popupwindow bug where @@ -1883,23 +2173,25 @@ void wxComboCtrlBase::DestroyPopup() HidePopup(true); if ( m_popup ) - m_popup->RemoveEventHandler(m_popupExtraHandler); + m_popup->RemoveEventHandler(m_popupEvtHandler); - delete m_popupExtraHandler; + wxDELETE(m_popupEvtHandler); - delete m_popupInterface; + if ( m_popupInterface ) + { + // NB: DestroyPopup() performs 'delete this'. + m_popupInterface->DestroyPopup(); + m_popupInterface = NULL; + } if ( m_winPopup ) { m_winPopup->RemoveEventHandler(m_popupWinEvtHandler); - delete m_popupWinEvtHandler; - m_popupWinEvtHandler = NULL; + wxDELETE(m_popupWinEvtHandler); m_winPopup->Destroy(); + m_winPopup = NULL; } - m_popupExtraHandler = NULL; - m_popupInterface = NULL; - m_winPopup = NULL; m_popup = NULL; } @@ -1924,7 +2216,7 @@ void wxComboCtrlBase::DoSetPopupControl(wxComboPopup* iface) } // This must be done after creation - if ( m_valueString.length() ) + if ( !m_valueString.empty() ) { iface->SetStringValue(m_valueString); //Refresh(); @@ -1942,20 +2234,32 @@ void wxComboCtrlBase::OnButtonClick() { // Derived classes can override this method for totally custom // popup action - if ( !IsPopupWindowState(Visible) ) + switch ( GetPopupWindowState() ) { - wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_DROPDOWN, GetId()); - event.SetEventObject(this); - HandleWindowEvent(event); + case Hidden: + { + Popup(); + break; + } - ShowPopup(); - } - else - { - HidePopup(true); + case Animating: + case Visible: + { + HidePopup(true); + break; + } } } +void wxComboCtrlBase::Popup() +{ + wxCommandEvent event(wxEVT_COMBOBOX_DROPDOWN, GetId()); + event.SetEventObject(this); + HandleWindowEvent(event); + + ShowPopup(); +} + void wxComboCtrlBase::ShowPopup() { EnsurePopupControl(); @@ -2000,7 +2304,8 @@ void wxComboCtrlBase::ShowPopup() // that if transient popup is open, then tab traversal is to be ignored. // However, I think this code would still be needed for cases where // transient popup doesn't work yet (wxWinCE?). - wxWindow* parent = GetParent(); + wxWindow* mainCtrl = GetMainWindowOfCompositeControl(); + wxWindow* parent = mainCtrl->GetParent(); int parentFlags = parent->GetWindowStyle(); if ( parentFlags & wxTAB_TRAVERSAL ) { @@ -2159,6 +2464,13 @@ void wxComboCtrlBase::DoShowPopup( const wxRect& rect, int WXUNUSED(flags) ) winPopup->Show(); m_popupWinState = Visible; + + // If popup window was a generic top-level window, or the + // wxPopupWindow implemenation on this platform is classified as + // perfect, then we should be able to safely set focus to the popup + // control. + if ( IsPopupWinTypePerfect(m_popupWinType) ) + m_popup->SetFocus(); } else if ( IsPopupWindowState(Hidden) ) { @@ -2188,8 +2500,8 @@ void wxComboCtrlBase::OnPopupDismiss(bool generateEvent) // Inform popup control itself m_popupInterface->OnDismiss(); - if ( m_popupExtraHandler ) - ((wxComboPopupExtraEventHandler*)m_popupExtraHandler)->OnPopupDismiss(); + if ( m_popupEvtHandler ) + ((wxComboPopupEvtHandler*)m_popupEvtHandler)->OnPopupDismiss(); #if INSTALL_TOPLEV_HANDLER // Remove top level window event handler @@ -2227,7 +2539,7 @@ void wxComboCtrlBase::OnPopupDismiss(bool generateEvent) if ( generateEvent ) { - wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_CLOSEUP, GetId()); + wxCommandEvent event(wxEVT_COMBOBOX_CLOSEUP, GetId()); event.SetEventObject(this); HandleWindowEvent(event); } @@ -2241,7 +2553,7 @@ void wxComboCtrlBase::HidePopup(bool generateEvent) // transfer value and show it in textctrl, if any if ( !IsPopupWindowState(Animating) ) - SetValue( m_popupInterface->GetStringValue() ); + SetValueByUser( m_popupInterface->GetStringValue() ); m_winPopup->Hide(); @@ -2260,6 +2572,9 @@ void wxComboCtrlBase::SetButtonPosition( int width, int height, m_btnSide = side; m_btnSpacingX = spacingX; + if ( width > 0 || height > 0 || spacingX ) + m_iFlags |= wxCC_IFLAG_HAS_NONSTANDARD_BUTTON; + RecalcAndRefresh(); } @@ -2291,17 +2606,17 @@ void wxComboCtrlBase::SetButtonBitmaps( const wxBitmap& bmpNormal, m_bmpNormal = bmpNormal; m_blankButtonBg = blankButtonBg; - if ( bmpPressed.Ok() ) + if ( bmpPressed.IsOk() ) m_bmpPressed = bmpPressed; else m_bmpPressed = bmpNormal; - if ( bmpHover.Ok() ) + if ( bmpHover.IsOk() ) m_bmpHover = bmpHover; else m_bmpHover = bmpNormal; - if ( bmpDisabled.Ok() ) + if ( bmpDisabled.IsOk() ) m_bmpDisabled = bmpDisabled; else m_bmpDisabled = bmpNormal; @@ -2386,48 +2701,79 @@ wxCoord wxComboCtrlBase::GetNativeTextIndent() const return DEFAULT_TEXT_INDENT; } +void wxComboCtrlBase::SetTextCtrlStyle( int style ) +{ + m_textCtrlStyle = style; + + if ( m_text ) + m_text->SetWindowStyle(style); +} + // ---------------------------------------------------------------------------- -// methods forwarded to wxTextCtrl +// wxTextEntry interface // ---------------------------------------------------------------------------- -wxString wxComboCtrlBase::GetValue() const +wxString wxComboCtrlBase::DoGetValue() const { if ( m_text ) return m_text->GetValue(); return m_valueString; } -void wxComboCtrlBase::SetValueWithEvent(const wxString& value, bool withEvent) +void wxComboCtrlBase::SetValueWithEvent(const wxString& value, + bool withEvent) { - if ( m_text ) - { - if ( !withEvent ) - m_ignoreEvtText++; - - m_text->SetValue(value); + DoSetValue(value, withEvent ? SetValue_SendEvent : 0); +} - if ( !(m_iFlags & wxCC_NO_TEXT_AUTO_SELECT) ) - m_text->SelectAll(); - } +void wxComboCtrlBase::OnSetValue(const wxString& value) +{ + // Note: before wxComboCtrl inherited from wxTextEntry, + // this code used to be in SetValueWithEvent(). // Since wxComboPopup may want to paint the combo as well, we need // to set the string value here (as well as sometimes in ShowPopup). if ( m_valueString != value ) { - m_valueString = value; + bool found = true; + wxString trueValue = value; + + // Conform to wxComboBox behaviour: read-only control can only accept + // valid list items and empty string + if ( m_popupInterface && HasFlag(wxCB_READONLY) && value.length() ) + { + found = m_popupInterface->FindItem(value, + &trueValue); + } + + if ( found ) + { + m_valueString = trueValue; - EnsurePopupControl(); + EnsurePopupControl(); - if (m_popupInterface) - m_popupInterface->SetStringValue(value); + if ( m_popupInterface ) + m_popupInterface->SetStringValue(trueValue); + } } Refresh(); } -void wxComboCtrlBase::SetValue(const wxString& value) +void wxComboCtrlBase::SetValueByUser(const wxString& value) { - SetValueWithEvent(value, false); + // NB: Order of function calls is important here. Otherwise + // the SelectAll() may not work. + + if ( m_text ) + { + m_text->SetValue(value); + + if ( !(m_iFlags & wxCC_NO_TEXT_AUTO_SELECT) ) + m_text->SelectAll(); + } + + OnSetValue(value); } // In this SetValue variant wxComboPopup::SetStringValue is not called @@ -2472,12 +2818,6 @@ void wxComboCtrlBase::SetInsertionPoint(long pos) m_text->SetInsertionPoint(pos); } -void wxComboCtrlBase::SetInsertionPointEnd() -{ - if ( m_text ) - m_text->SetInsertionPointEnd(); -} - long wxComboCtrlBase::GetInsertionPoint() const { if ( m_text ) @@ -2494,16 +2834,48 @@ long wxComboCtrlBase::GetLastPosition() const return 0; } +void wxComboCtrlBase::WriteText(const wxString& text) +{ + if ( m_text ) + { + m_text->WriteText(text); + OnSetValue(m_text->GetValue()); + } + else + { + OnSetValue(text); + } +} + +void wxComboCtrlBase::DoSetValue(const wxString& value, int flags) +{ + if ( m_text ) + { + if ( flags & SetValue_SendEvent ) + m_text->SetValue(value); + else + m_text->ChangeValue(value); + } + + OnSetValue(value); +} + void wxComboCtrlBase::Replace(long from, long to, const wxString& value) { if ( m_text ) + { m_text->Replace(from, to, value); + OnSetValue(m_text->GetValue()); + } } void wxComboCtrlBase::Remove(long from, long to) { if ( m_text ) + { m_text->Remove(from, to); + OnSetValue(m_text->GetValue()); + } } void wxComboCtrlBase::SetSelection(long from, long to) @@ -2512,10 +2884,73 @@ void wxComboCtrlBase::SetSelection(long from, long to) m_text->SetSelection(from, to); } +void wxComboCtrlBase::GetSelection(long *from, long *to) const +{ + if ( m_text ) + { + m_text->GetSelection(from, to); + } + else + { + *from = 0; + *to = 0; + } +} + +bool wxComboCtrlBase::IsEditable() const +{ + if ( m_text ) + return m_text->IsEditable(); + return false; +} + +void wxComboCtrlBase::SetEditable(bool editable) +{ + if ( m_text ) + m_text->SetEditable(editable); +} + void wxComboCtrlBase::Undo() { if ( m_text ) m_text->Undo(); } +void wxComboCtrlBase::Redo() +{ + if ( m_text ) + m_text->Redo(); +} + +bool wxComboCtrlBase::CanUndo() const +{ + if ( m_text ) + return m_text->CanUndo(); + + return false; +} + +bool wxComboCtrlBase::CanRedo() const +{ + if ( m_text ) + return m_text->CanRedo(); + + return false; +} + +bool wxComboCtrlBase::SetHint(const wxString& hint) +{ + m_hintText = hint; + bool res = true; + if ( m_text ) + res = m_text->SetHint(hint); + Refresh(); + return res; +} + +wxString wxComboCtrlBase::GetHint() const +{ + return m_hintText; +} + #endif // wxUSE_COMBOCTRL