X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/6636ef8ddf9eda0d0352c29d98cb141676a51a2d..cc4d5638c66a409e421420ed7110917755a66788:/src/common/combocmn.cpp diff --git a/src/common/combocmn.cpp b/src/common/combocmn.cpp index ccabb7277e..d76166d771 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 ///////////////////////////////////////////////////////////////////////////// @@ -23,26 +22,11 @@ #pragma hdrstop #endif +#include "wx/combo.h" + #if wxUSE_COMBOBOX #include "wx/combobox.h" extern WXDLLEXPORT_DATA(const char) wxComboBoxNameStr[] = "comboBox"; -#endif - -#if wxUSE_COMBOCTRL - -#ifndef WX_PRECOMP - #include "wx/app.h" - #include "wx/log.h" - #include "wx/dcclient.h" - #include "wx/settings.h" - #include "wx/timer.h" - #include "wx/textctrl.h" -#endif - -#include "wx/tooltip.h" - -#include "wx/combo.h" - // ---------------------------------------------------------------------------- // XTI @@ -87,8 +71,8 @@ wxEND_FLAGS( wxComboBoxStyle ) wxIMPLEMENT_DYNAMIC_CLASS_XTI(wxComboBox, wxControl, "wx/combobox.h") wxBEGIN_PROPERTIES_TABLE(wxComboBox) -wxEVENT_PROPERTY( Select, wxEVT_COMMAND_COMBOBOX_SELECTED, wxCommandEvent ) -wxEVENT_PROPERTY( TextEnter, wxEVT_COMMAND_TEXT_ENTER, wxCommandEvent ) +wxEVENT_PROPERTY( Select, wxEVT_COMBOBOX, wxCommandEvent ) +wxEVENT_PROPERTY( TextEnter, wxEVT_TEXT_ENTER, wxCommandEvent ) // TODO DELEGATES wxPROPERTY( Font, wxFont, SetFont, GetFont, wxEMPTY_PARAMETER_VALUE, \ @@ -110,6 +94,21 @@ 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" + #include "wx/log.h" + #include "wx/dcclient.h" + #include "wx/settings.h" + #include "wx/timer.h" + #include "wx/textctrl.h" +#endif + +#include "wx/tooltip.h" + // constants // ---------------------------------------------------------------------------- @@ -160,7 +159,7 @@ wxCONSTRUCTOR_5( wxComboBox, wxWindow*, Parent, wxWindowID, Id, \ #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) @@ -389,7 +388,7 @@ 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 && @@ -398,6 +397,7 @@ void wxComboFrameEventHandler::OnIdle( wxIdleEvent& event ) winFocused != m_combo && winFocused != m_combo->GetButton() // GTK (atleast) requires this ) + ) { m_combo->HidePopup(true); } @@ -489,9 +489,8 @@ 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() ) { @@ -518,7 +517,7 @@ 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); @@ -674,6 +673,34 @@ 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 // ---------------------------------------------------------------------------- @@ -738,7 +765,7 @@ 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. @@ -932,7 +959,6 @@ 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) @@ -940,7 +966,6 @@ BEGIN_EVENT_TABLE(wxComboCtrlBase, wxControl) //EVT_BUTTON(wxID_ANY,wxComboCtrlBase::OnButtonClickEvent) EVT_KEY_DOWN(wxComboCtrlBase::OnKeyEvent) EVT_CHAR(wxComboCtrlBase::OnCharEvent) - EVT_TEXT_ENTER(wxID_ANY,wxComboCtrlBase::OnTextCtrlEvent) EVT_SYS_COLOUR_CHANGED(wxComboCtrlBase::OnSysColourChanged) END_EVENT_TABLE() @@ -988,6 +1013,7 @@ void wxComboCtrlBase::Init() m_timeCanAcceptClick = 0; m_resetFocus = false; + m_hasTcBgCol = false; } bool wxComboCtrlBase::Create(wxWindow *parent, @@ -1017,10 +1043,11 @@ 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); } @@ -1065,35 +1092,47 @@ wxComboCtrlBase::CreateTextCtrl(int style) m_text->Create(this, wxID_ANY, m_valueString, wxDefaultPosition, wxSize(10,-1), 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__ } @@ -1132,7 +1171,7 @@ 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 ) { @@ -1140,7 +1179,7 @@ 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; @@ -1197,7 +1236,7 @@ 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(); @@ -1219,7 +1258,7 @@ 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; @@ -1320,24 +1359,38 @@ 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 wxUSE_COMBOBOX && (defined(__WXMSW__) || defined(__WXGTK__)) \ + && !defined(__WXUNIVERSAL__) + wxComboBox* cb = new wxComboBox; + cb->Hide(); + cb->Create(const_cast(this), wxID_ANY); + if ( m_font.IsOk() ) + cb->SetFont(m_font); + 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 @@ -1353,11 +1406,6 @@ 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 ) @@ -1376,11 +1424,19 @@ 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 ) @@ -1478,14 +1534,20 @@ bool wxComboCtrlBase::SetForegroundColour(const wxColour& colour) bool wxComboCtrlBase::SetBackgroundColour(const wxColour& colour) { - if ( wxControl::SetBackgroundColour(colour) ) - { - if ( m_text ) - m_text->SetBackgroundColour(colour); - return true; - } - return false; + if ( m_text ) + m_text->SetBackgroundColour(colour); + m_tcBgCol = colour; + m_hasTcBgCol = true; + return true; } + +wxColour wxComboCtrlBase::GetBackgroundColour() const +{ + if ( m_text ) + return m_text->GetBackgroundColour(); + return m_tcBgCol; +} + // ---------------------------------------------------------------------------- // painting // ---------------------------------------------------------------------------- @@ -1569,10 +1631,10 @@ 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 { @@ -1638,25 +1700,28 @@ 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, @@ -1681,17 +1746,6 @@ 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, @@ -1700,14 +1754,6 @@ 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, @@ -1722,6 +1768,7 @@ void wxComboCtrlBase::RecalcAndRefresh() if ( IsCreated() ) { wxSizeEvent evt(GetSize(),GetId()); + evt.SetEventObject(this); GetEventHandler()->ProcessEvent(evt); Refresh(); } @@ -1733,7 +1780,14 @@ 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 ) { @@ -1742,12 +1796,13 @@ 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 @@ -1995,15 +2050,22 @@ void wxComboCtrlBase::OnCharEvent(wxKeyEvent& event) 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(); } @@ -2012,9 +2074,8 @@ void wxComboCtrlBase::OnIdleEvent( wxIdleEvent& WXUNUSED(event) ) if ( m_resetFocus ) { m_resetFocus = false; - wxWindow* tc = GetTextCtrl(); - if ( tc ) - tc->SetFocus(); + if ( GetTextCtrl() ) + GetTextCtrl()->SetFocus(); } } @@ -2096,7 +2157,12 @@ void wxComboCtrlBase::DestroyPopup() wxDELETE(m_popupEvtHandler); - wxDELETE(m_popupInterface); + if ( m_popupInterface ) + { + // NB: DestroyPopup() performs 'delete this'. + m_popupInterface->DestroyPopup(); + m_popupInterface = NULL; + } if ( m_winPopup ) { @@ -2167,7 +2233,7 @@ void wxComboCtrlBase::OnButtonClick() void wxComboCtrlBase::Popup() { - wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_DROPDOWN, GetId()); + wxCommandEvent event(wxEVT_COMBOBOX_DROPDOWN, GetId()); event.SetEventObject(this); HandleWindowEvent(event); @@ -2453,7 +2519,7 @@ 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); } @@ -2520,17 +2586,17 @@ 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; @@ -2652,7 +2718,7 @@ void wxComboCtrlBase::OnSetValue(const wxString& value) bool found = true; wxString trueValue = value; - // Conform to wxComboBox behavior: read-only control can only accept + // Conform to wxComboBox behaviour: read-only control can only accept // valid list items and empty string if ( m_popupInterface && HasFlag(wxCB_READONLY) && value.length() ) {