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added tests of update UI handlers for clipboard menu items; minor cleanup

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@37079 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2006-01-23 15:40:03 +00:00
parent 7e52dfd26d
commit 5b07594ad3
1 changed files with 47 additions and 15 deletions
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62
samples/text/text.cpp
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@ -116,6 +116,14 @@ public:
void DoMoveToEndOfText();
void DoMoveToEndOfEntry();
// return true if currently text control has any selection
bool HasSelection() const
{
long from, to;
GetFocusedText()->GetSelection(&from, &to);
return from != to;
}
MyTextCtrl *m_text;
MyTextCtrl *m_password;
MyTextCtrl *m_enter;
@ -134,9 +142,10 @@ public:
#endif // wxUSE_LOG
private:
// get the currently focused text control or return the default one is no
// text ctrl has focus
wxTextCtrl *GetFocusedText(wxTextCtrl *textDef);
// get the currently focused text control or return the default one
// (m_multitext) is no text ctrl has focus -- in any case, returns
// something non NULL
wxTextCtrl *GetFocusedText() const;
};
class MyFrame: public wxFrame
@ -153,9 +162,27 @@ public:
#if wxUSE_CLIPBOARD
void OnPasteFromClipboard( wxCommandEvent& WXUNUSED(event) )
{ m_panel->DoPasteFromClipboard(); }
{
wxLogMessage(_T("Pasting text from clipboard."));
m_panel->DoPasteFromClipboard();
}
void OnCopyToClipboard( wxCommandEvent& WXUNUSED(event) )
{ m_panel->DoCopyToClipboard(); }
{
wxLogMessage(_T("Copying text to clipboard."));
m_panel->DoCopyToClipboard();
}
void OnUpdatePasteFromClipboard(wxUpdateUIEvent& event)
{
wxClipboardLocker lockClip;
event.Enable( wxTheClipboard->IsSupported(wxDF_TEXT) );
}
void OnUpdateCopyToClipboard(wxUpdateUIEvent& event)
{
event.Enable( m_panel->HasSelection() );
}
#endif // wxUSE_CLIPBOARD
void OnAddTextFreeze( wxCommandEvent& WXUNUSED(event) )
@ -406,10 +433,12 @@ bool MyApp::OnInit()
#endif // wxUSE_TOOLTIPS
#if wxUSE_CLIPBOARD
// notice that we use non default accelerators on purpose here to compare
// their behaviour with the built in handling of standard Ctrl/Cmd-C/V
wxMenu *menuClipboard = new wxMenu;
menuClipboard->Append(TEXT_CLIPBOARD_COPY, _T("&Copy\tCtrl-C"),
_T("Copy the first line to the clipboard"));
menuClipboard->Append(TEXT_CLIPBOARD_PASTE, _T("&Paste\tCtrl-V"),
menuClipboard->Append(TEXT_CLIPBOARD_COPY, _T("&Copy\tCtrl-Shift-C"),
_T("Copy the selection to the clipboard"));
menuClipboard->Append(TEXT_CLIPBOARD_PASTE, _T("&Paste\tCtrl-Shift-V"),
_T("Paste from clipboard to the text control"));
menu_bar->Append(menuClipboard, _T("&Clipboard"));
#endif // wxUSE_CLIPBOARD
@ -1026,12 +1055,12 @@ MyPanel::MyPanel( wxFrame *frame, int x, int y, int w, int h )
SetSizer(topSizer);
}
wxTextCtrl *MyPanel::GetFocusedText(wxTextCtrl *textDef)
wxTextCtrl *MyPanel::GetFocusedText() const
{
wxWindow *win = FindFocus();
wxTextCtrl *text = win ? wxDynamicCast(win, wxTextCtrl) : NULL;
return text ? text : textDef;
return text ? text : m_multitext;
}
#if wxUSE_CLIPBOARD
@ -1069,7 +1098,7 @@ void MyPanel::DoPasteFromClipboard()
#if wxUSE_LOG
*m_log << _T("Successfully retrieved data from the clipboard.\n");
#endif // wxUSE_LOG
*m_multitext << data.GetText() << _T("\n");
GetFocusedText()->AppendText(data.GetText());
}
else
{
@ -1099,7 +1128,7 @@ void MyPanel::DoCopyToClipboard()
// call has no effect under MSW.
wxTheClipboard->UsePrimarySelection();
wxString text( m_multitext->GetLineText(0) );
wxString text( GetFocusedText()->GetStringSelection() );
if (text.IsEmpty())
{
@ -1163,17 +1192,17 @@ void MyPanel::DoMoveToEndOfEntry()
void MyPanel::DoRemoveText()
{
GetFocusedText(m_multitext)->Remove(0, 10);
GetFocusedText()->Remove(0, 10);
}
void MyPanel::DoReplaceText()
{
GetFocusedText(m_multitext)->Replace(3, 8, _T("ABC"));
GetFocusedText()->Replace(3, 8, _T("ABC"));
}
void MyPanel::DoSelectText()
{
GetFocusedText(m_multitext)->SetSelection(3, 8);
GetFocusedText()->SetSelection(3, 8);
}
//----------------------------------------------------------------------
@ -1204,6 +1233,9 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
#if wxUSE_CLIPBOARD
EVT_MENU(TEXT_CLIPBOARD_PASTE, MyFrame::OnPasteFromClipboard)
EVT_MENU(TEXT_CLIPBOARD_COPY, MyFrame::OnCopyToClipboard)
EVT_UPDATE_UI(TEXT_CLIPBOARD_PASTE, MyFrame::OnUpdatePasteFromClipboard)
EVT_UPDATE_UI(TEXT_CLIPBOARD_COPY, MyFrame::OnUpdateCopyToClipboard)
#endif // wxUSE_CLIPBOARD
EVT_MENU(TEXT_REMOVE, MyFrame::OnRemoveText)