// Author: Jaakko Salli
// Modified by:
// Created: Apr-30-2006
-// RCS-ID: $Id$
// Copyright: (c) 2005 Jaakko Salli
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#pragma hdrstop
#endif
-#if wxUSE_COMBOBOX
-#include "wx/combobox.h"
-extern WXDLLEXPORT_DATA(const char) wxComboBoxNameStr[] = "comboBox";
-#endif
-
-#if wxUSE_COMBOCTRL
+#include "wx/combo.h"
-#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"
+#ifdef __WXMSW__
+#include "wx/msw/private.h"
#endif
-#include "wx/tooltip.h"
-
-#include "wx/combo.h"
-
+#if wxUSE_COMBOBOX
+#include "wx/combobox.h"
+extern WXDLLEXPORT_DATA(const char) wxComboBoxNameStr[] = "comboBox";
// ----------------------------------------------------------------------------
// XTI
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, \
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
// ----------------------------------------------------------------------------
#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)
wxWindow* popup = m_combo->GetPopupControl()->GetControl();
wxWindow* winpopup = m_combo->GetPopupWindow();
- if (
+ if ( !winFocused || (
winFocused != m_focusStart &&
winFocused != popup &&
winFocused->GetParent() != popup &&
winFocused != m_combo &&
winFocused != m_combo->GetButton() // GTK (atleast) requires this
)
+ )
{
m_combo->HidePopup(true);
}
m_inShow++;
- wxASSERT( IsKindOf(CLASSINFO(wxPopupTransientWindow)) );
-
- wxPopupTransientWindow* ptw = (wxPopupTransientWindow*) this;
+ wxPopupTransientWindow* const
+ ptw = static_cast<wxPopupTransientWindow*>(this);
if ( show != ptw->IsShown() )
{
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);
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<void*>(this) !=
+ dynamic_cast<void*>(popupCtrl) )
+ delete this;
+ #endif
+ popupCtrl->Destroy();
+ }
+ else
+ {
+ delete this;
+ }
+}
+
// ----------------------------------------------------------------------------
// input handling
// ----------------------------------------------------------------------------
if ( m_combo->GetTextCtrl() )
m_combo->GetTextCtrl()->SelectAll();
else
- m_combo->SetSelection(-1,-1);
+ m_combo->SelectAll();
}
// Send focus indication to parent.
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_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()
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);
}
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);
}
}
// 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 )
{
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;
// 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();
{
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;
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<wxComboCtrlBase*>(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
fhei += 4;
*/
- // Final adjustments
-#ifdef __WXGTK__
- fhei += 1;
-#endif
-
#ifdef __WXMAC__
// these are the numbers from the HIG:
switch ( m_windowVariant )
#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 )
dc.DrawRectangle(rect);
}
- if ( !m_bmpNormal.Ok() )
+ if ( !m_bmpNormal.IsOk() )
{
if ( flags & Button_BitmapOnly )
return;
if ( IsCreated() )
{
wxSizeEvent evt(GetSize(),GetId());
+ evt.SetEventObject(this);
GetEventHandler()->ProcessEvent(evt);
Refresh();
}
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 )
{
}
}
- // 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
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();
}
if ( m_resetFocus )
{
m_resetFocus = false;
- wxWindow* tc = GetTextCtrl();
- if ( tc )
- tc->SetFocus();
+ if ( GetTextCtrl() )
+ GetTextCtrl()->SetFocus();
}
}
wxDELETE(m_popupEvtHandler);
- wxDELETE(m_popupInterface);
+ if ( m_popupInterface )
+ {
+ // NB: DestroyPopup() performs 'delete this'.
+ m_popupInterface->DestroyPopup();
+ m_popupInterface = NULL;
+ }
if ( m_winPopup )
{
void wxComboCtrlBase::Popup()
{
- wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_DROPDOWN, GetId());
+ wxCommandEvent event(wxEVT_COMBOBOX_DROPDOWN, GetId());
event.SetEventObject(this);
HandleWindowEvent(event);
if ( generateEvent )
{
- wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_CLOSEUP, GetId());
+ wxCommandEvent event(wxEVT_COMBOBOX_CLOSEUP, GetId());
event.SetEventObject(this);
HandleWindowEvent(event);
}
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;
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() )
{