/////////////////////////////////////////////////////////////////////////////
-// Name: common/dlgcmn.cpp
+// Name: src/common/dlgcmn.cpp
// Purpose: common (to all ports) wxDialog functions
// Author: Vadim Zeitlin
// Modified by:
#pragma hdrstop
#endif
+#include "wx/dialog.h"
+
#ifndef WX_PRECOMP
+ #include "wx/app.h"
#include "wx/button.h"
- #include "wx/dialog.h"
#include "wx/dcclient.h"
#include "wx/intl.h"
#include "wx/settings.h"
#include "wx/stattext.h"
#include "wx/sizer.h"
- #include "wx/button.h"
#include "wx/containr.h"
#endif
#include "wx/statline.h"
#include "wx/sysopt.h"
+#include "wx/private/stattext.h"
-#if wxUSE_STATTEXT
-
-// ----------------------------------------------------------------------------
-// wxTextWrapper
-// ----------------------------------------------------------------------------
-
-// this class is used to wrap the text on word boundary: wrapping is done by
-// calling OnStartLine() and OnOutputLine() functions
-class wxTextWrapper
-{
-public:
- wxTextWrapper() { m_eol = false; }
-
- // win is used for getting the font, text is the text to wrap, width is the
- // max line width or -1 to disable wrapping
- void Wrap(wxWindow *win, const wxString& text, int widthMax);
-
- // we don't need it, but just to avoid compiler warnings
- virtual ~wxTextWrapper() { }
-
-protected:
- // line may be empty
- virtual void OnOutputLine(const wxString& line) = 0;
-
- // called at the start of every new line (except the very first one)
- virtual void OnNewLine() { }
-
-private:
- // call OnOutputLine() and set m_eol to true
- void DoOutputLine(const wxString& line)
- {
- OnOutputLine(line);
-
- m_eol = true;
- }
-
- // this function is a destructive inspector: when it returns true it also
- // resets the flag to false so calling it again woulnd't return true any
- // more
- bool IsStartOfNewLine()
- {
- if ( !m_eol )
- return false;
-
- m_eol = false;
-
- return true;
- }
-
-
- bool m_eol;
-};
-
-#endif // wxUSE_STATTEXT
// ----------------------------------------------------------------------------
// wxDialogBase
// ----------------------------------------------------------------------------
-// FIXME - temporary hack in absence of wxTopLevelWindow, should be always used
-#ifdef wxTopLevelWindowNative
BEGIN_EVENT_TABLE(wxDialogBase, wxTopLevelWindow)
- WX_EVENT_TABLE_CONTROL_CONTAINER(wxDialogBase)
-END_EVENT_TABLE()
+ EVT_BUTTON(wxID_ANY, wxDialogBase::OnButton)
-WX_DELEGATE_TO_CONTROL_CONTAINER(wxDialogBase)
-#endif
+ EVT_CLOSE(wxDialogBase::OnCloseWindow)
+
+ EVT_CHAR_HOOK(wxDialogBase::OnCharHook)
+END_EVENT_TABLE()
void wxDialogBase::Init()
{
// dialog controls from reaching the parent frame which is usually
// undesirable and can lead to unexpected and hard to find bugs
SetExtraStyle(GetExtraStyle() | wxWS_EX_BLOCK_EVENTS);
-
-#ifdef wxTopLevelWindowNative // FIXME - temporary hack, should be always used!
- m_container.SetContainerWindow(this);
-#endif
}
-#if wxUSE_STATTEXT
-
-void wxTextWrapper::Wrap(wxWindow *win, const wxString& text, int widthMax)
+// helper of GetParentForModalDialog()
+static bool CanBeUsedAsParent(wxWindow *parent)
{
- const wxChar *lastSpace = NULL;
- wxString line;
+ extern WXDLLIMPEXP_DATA_CORE(wxList) wxPendingDelete;
- const wxChar *lineStart = text.c_str();
- for ( const wxChar *p = lineStart; ; p++ )
- {
- if ( IsStartOfNewLine() )
- {
- OnNewLine();
+ return !parent->HasExtraStyle(wxWS_EX_TRANSIENT) &&
+ parent->IsShownOnScreen() &&
+ !wxPendingDelete.Member(parent) &&
+ !parent->IsBeingDeleted();
+}
- lastSpace = NULL;
- line.clear();
- lineStart = p;
- }
+wxWindow *wxDialogBase::GetParentForModalDialog(wxWindow *parent) const
+{
+ // creating a parent-less modal dialog will result (under e.g. wxGTK2)
+ // in an unfocused dialog, so try to find a valid parent for it:
+ if ( parent )
+ parent = wxGetTopLevelParent(parent);
- if ( *p == _T('\n') || *p == _T('\0') )
- {
- DoOutputLine(line);
+ if ( !parent || !CanBeUsedAsParent(parent) )
+ parent = wxTheApp->GetTopWindow();
- if ( *p == _T('\0') )
- break;
- }
- else // not EOL
- {
- if ( *p == _T(' ') )
- lastSpace = p;
-
- line += *p;
-
- if ( widthMax >= 0 && lastSpace )
- {
- int width;
- win->GetTextExtent(line, &width, NULL);
-
- if ( width > widthMax )
- {
- // remove the last word from this line
- line.erase(lastSpace - lineStart, p + 1 - lineStart);
- DoOutputLine(line);
-
- // go back to the last word of this line which we didn't
- // output yet
- p = lastSpace;
- }
- }
- //else: no wrapping at all or impossible to wrap
- }
+ if ( parent && !CanBeUsedAsParent(parent) )
+ {
+ // can't use this one, it's going to disappear
+ parent = NULL;
}
+
+ return parent;
}
+#if wxUSE_STATTEXT
+
class wxTextSizerWrapper : public wxTextWrapper
{
public:
return wrapper.CreateSizer(text, widthMax);
}
-class wxLabelWrapper : public wxTextWrapper
-{
-public:
- void WrapLabel(wxWindow *text, int widthMax)
- {
- m_text.clear();
- Wrap(text, text->GetLabel(), widthMax);
- text->SetLabel(m_text);
- }
-
-protected:
- virtual void OnOutputLine(const wxString& line)
- {
- m_text += line;
- }
-
- virtual void OnNewLine()
- {
- m_text += _T('\n');
- }
-
-private:
- wxString m_text;
-};
-
-// NB: don't "factor out" the scope operator, SGI MIPSpro 7.2 gets confused if
-// it doesn't immediately follow the class name
-void
-#if defined(__WXGTK__) && !defined(__WXUNIVERSAL__)
-wxStaticText::
-#else
-wxStaticTextBase::
-#endif
-Wrap(int width)
-{
- wxLabelWrapper wrapper;
- wrapper.WrapLabel(this, width);
-}
-
#endif // wxUSE_STATTEXT
-wxSizer *wxDialogBase::CreateButtonSizer( long flags, bool separated, wxCoord distance )
+wxSizer *wxDialogBase::CreateButtonSizer(long flags)
{
-#ifdef __SMARTPHONE__
- wxUnusedVar(separated);
- wxUnusedVar(distance);
+ wxSizer *sizer = NULL;
+#ifdef __SMARTPHONE__
wxDialog* dialog = (wxDialog*) this;
- if (flags & wxOK){
+ if ( flags & wxOK )
dialog->SetLeftMenu(wxID_OK);
- }
- if (flags & wxCANCEL){
+ if ( flags & wxCANCEL )
dialog->SetRightMenu(wxID_CANCEL);
- }
- if (flags & wxYES){
+ if ( flags & wxYES )
dialog->SetLeftMenu(wxID_YES);
- }
-
- if (flags & wxNO){
- dialog->SetLeftMenu(wxID_NO);
- }
- wxBoxSizer* sizer = new wxBoxSizer(wxHORIZONTAL);
- return sizer;
+ if ( flags & wxNO )
+ dialog->SetRightMenu(wxID_NO);
#else // !__SMARTPHONE__
+#if wxUSE_BUTTON
+
#ifdef __POCKETPC__
- // PocketPC guidelines recommend for Ok/Cancel dialogs to use
- // OK button located inside caption bar and implement Cancel functionality
- // through Undo outside dialog. As native behaviour this will be default
- // here but can be easily replaced with real wxButtons
- // with "wince.dialog.real-ok-cancel" option set to 1
- if ( ((flags & ~(wxCANCEL|wxNO_DEFAULT))== wxOK) &&
- (wxSystemOptions::GetOptionInt(wxT("wince.dialog.real-ok-cancel"))==0)
- )
+ // PocketPC guidelines recommend for Ok/Cancel dialogs to use OK button
+ // located inside caption bar and implement Cancel functionality through
+ // Undo outside dialog. As native behaviour this will be default here but
+ // can be replaced with real wxButtons by setting the option below to 1
+ if ( (flags & ~(wxCANCEL|wxNO_DEFAULT)) != wxOK ||
+ wxSystemOptions::GetOptionInt(wxT("wince.dialog.real-ok-cancel")) )
+#endif // __POCKETPC__
{
- wxBoxSizer* sizer = new wxBoxSizer(wxHORIZONTAL);
- return sizer;
+ sizer = CreateStdDialogButtonSizer(flags);
}
-#endif // __POCKETPC__
-
-#if wxUSE_BUTTON
-
- wxSizer* buttonSizer = CreateStdDialogButtonSizer( flags );
-
- // Mac Human Interface Guidelines recommend not to use static lines as grouping elements
-#if wxUSE_STATLINE && !defined(__WXMAC__)
- if(!separated)
- return buttonSizer;
-
- wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
- topsizer->Add( new wxStaticLine( this, wxID_ANY ), 0, wxEXPAND | wxBOTTOM, distance );
- topsizer->Add( buttonSizer, 0, wxEXPAND );
- return topsizer;
+#endif // wxUSE_BUTTON
-#else // !wxUSE_STATLINE
+#endif // __SMARTPHONE__/!__SMARTPHONE__
- wxUnusedVar(separated);
- wxUnusedVar(distance);
- return buttonSizer;
+ return sizer;
+}
-#endif // wxUSE_STATLINE/!wxUSE_STATLINE
+wxSizer *wxDialogBase::CreateSeparatedButtonSizer(long flags)
+{
+ wxSizer *sizer = CreateButtonSizer(flags);
+ if ( !sizer )
+ return NULL;
-#else // !wxUSE_BUTTON
+ // Mac Human Interface Guidelines recommend not to use static lines as
+ // grouping elements
+#if wxUSE_STATLINE && !defined(__WXMAC__)
+ wxBoxSizer *topsizer = new wxBoxSizer(wxVERTICAL);
+ topsizer->Add(new wxStaticLine(this),
+ wxSizerFlags().Expand().DoubleBorder(wxBOTTOM));
+ topsizer->Add(sizer, wxSizerFlags().Expand());
+ sizer = topsizer;
+#endif // wxUSE_STATLINE
- wxUnusedVar(separated);
- wxUnusedVar(distance);
- wxBoxSizer* sizer = new wxBoxSizer(wxHORIZONTAL);
return sizer;
-
-#endif // wxUSE_BUTTON/!wxUSE_BUTTON
-
-#endif // __SMARTPHONE__/!__SMARTPHONE__
}
#if wxUSE_BUTTON
wxButton *yes = NULL;
wxButton *no = NULL;
- if (flags & wxOK){
+ if (flags & wxOK)
+ {
ok = new wxButton(this, wxID_OK);
sizer->AddButton(ok);
}
- if (flags & wxCANCEL){
+ if (flags & wxCANCEL)
+ {
wxButton *cancel = new wxButton(this, wxID_CANCEL);
sizer->AddButton(cancel);
}
- if (flags & wxYES){
+ if (flags & wxYES)
+ {
yes = new wxButton(this, wxID_YES);
sizer->AddButton(yes);
}
- if (flags & wxNO){
+ if (flags & wxNO)
+ {
no = new wxButton(this, wxID_NO);
sizer->AddButton(no);
}
- if (flags & wxHELP){
+ if (flags & wxAPPLY)
+ {
+ wxButton *apply = new wxButton(this, wxID_APPLY);
+ sizer->AddButton(apply);
+ }
+
+ if (flags & wxCLOSE)
+ {
+ wxButton *close = new wxButton(this, wxID_CLOSE);
+ sizer->AddButton(close);
+ }
+
+ if (flags & wxHELP)
+ {
wxButton *help = new wxButton(this, wxID_HELP);
sizer->AddButton(help);
}
}
#endif // wxUSE_BUTTON
+
+// ----------------------------------------------------------------------------
+// standard buttons handling
+// ----------------------------------------------------------------------------
+
+void wxDialogBase::EndDialog(int rc)
+{
+ if ( IsModal() )
+ EndModal(rc);
+ else
+ Hide();
+}
+
+void wxDialogBase::AcceptAndClose()
+{
+ if ( Validate() && TransferDataFromWindow() )
+ {
+ EndDialog(m_affirmativeId);
+ }
+}
+
+void wxDialogBase::SetAffirmativeId(int affirmativeId)
+{
+ m_affirmativeId = affirmativeId;
+}
+
+void wxDialogBase::SetEscapeId(int escapeId)
+{
+ m_escapeId = escapeId;
+}
+
+bool wxDialogBase::EmulateButtonClickIfPresent(int id)
+{
+#if wxUSE_BUTTON
+ wxButton *btn = wxDynamicCast(FindWindow(id), wxButton);
+
+ if ( !btn || !btn->IsEnabled() || !btn->IsShown() )
+ return false;
+
+ wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, id);
+ event.SetEventObject(btn);
+ btn->GetEventHandler()->ProcessEvent(event);
+
+ return true;
+#else // !wxUSE_BUTTON
+ wxUnusedVar(id);
+ return false;
+#endif // wxUSE_BUTTON/!wxUSE_BUTTON
+}
+
+bool wxDialogBase::IsEscapeKey(const wxKeyEvent& event)
+{
+ // for most platforms, Esc key is used to close the dialogs
+ return event.GetKeyCode() == WXK_ESCAPE &&
+ event.GetModifiers() == wxMOD_NONE;
+}
+
+void wxDialogBase::OnCharHook(wxKeyEvent& event)
+{
+ if ( event.GetKeyCode() == WXK_ESCAPE )
+ {
+ int idCancel = GetEscapeId();
+ switch ( idCancel )
+ {
+ case wxID_NONE:
+ // don't handle Esc specially at all
+ break;
+
+ case wxID_ANY:
+ // this value is special: it means translate Esc to wxID_CANCEL
+ // but if there is no such button, then fall back to wxID_OK
+ if ( EmulateButtonClickIfPresent(wxID_CANCEL) )
+ return;
+ idCancel = GetAffirmativeId();
+ // fall through
+
+ default:
+ // translate Esc to button press for the button with given id
+ if ( EmulateButtonClickIfPresent(idCancel) )
+ return;
+ }
+ }
+
+ event.Skip();
+}
+
+void wxDialogBase::OnButton(wxCommandEvent& event)
+{
+ const int id = event.GetId();
+ if ( id == GetAffirmativeId() )
+ {
+ AcceptAndClose();
+ }
+ else if ( id == wxID_APPLY )
+ {
+ if ( Validate() )
+ TransferDataFromWindow();
+
+ // TODO: disable the Apply button until things change again
+ }
+ else if ( id == GetEscapeId() ||
+ (id == wxID_CANCEL && GetEscapeId() == wxID_ANY) )
+ {
+ EndDialog(wxID_CANCEL);
+ }
+ else // not a standard button
+ {
+ event.Skip();
+ }
+}
+
+// ----------------------------------------------------------------------------
+// other event handlers
+// ----------------------------------------------------------------------------
+
+void wxDialogBase::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
+{
+ // We'll send a Cancel message by default, which may close the dialog.
+ // Check for looping if the Cancel event handler calls Close().
+
+ // Note that if a cancel button and handler aren't present in the dialog,
+ // nothing will happen when you close the dialog via the window manager, or
+ // via Close(). We wouldn't want to destroy the dialog by default, since
+ // the dialog may have been created on the stack. However, this does mean
+ // that calling dialog->Close() won't delete the dialog unless the handler
+ // for wxID_CANCEL does so. So use Destroy() if you want to be sure to
+ // destroy the dialog. The default OnCancel (above) simply ends a modal
+ // dialog, and hides a modeless dialog.
+
+ // VZ: this is horrible and MT-unsafe. Can't we reuse some of these global
+ // lists here? don't dare to change it now, but should be done later!
+ static wxList closing;
+
+ if ( closing.Member(this) )
+ return;
+
+ closing.Append(this);
+
+ wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
+ cancelEvent.SetEventObject( this );
+ GetEventHandler()->ProcessEvent(cancelEvent); // This may close the dialog
+
+ closing.DeleteObject(this);
+}
+
+void wxDialogBase::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event))
+{
+ SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
+ Refresh();
+}
projects / wxWidgets.git / blobdiff