X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/548bbe143b6860e72f608c407c9c3ee26fb73f25..58c23da1d54bf50d9f892b692b941f2cd20d96d0:/samples/text/text.cpp?ds=sidebyside diff --git a/samples/text/text.cpp b/samples/text/text.cpp index 5647bcb927..eacc38f47f 100644 --- a/samples/text/text.cpp +++ b/samples/text/text.cpp @@ -71,9 +71,14 @@ public: void OnChar(wxKeyEvent& event); void OnText(wxCommandEvent& event); + void OnTextEnter(wxCommandEvent& event); void OnTextURL(wxTextUrlEvent& event); void OnTextMaxLen(wxCommandEvent& event); + void OnTextCut(wxClipboardTextEvent & event); + void OnTextCopy(wxClipboardTextEvent & event); + void OnTextPaste(wxClipboardTextEvent & event); + void OnMouseEvent(wxMouseEvent& event); void OnSetFocus(wxFocusEvent& event); @@ -84,10 +89,13 @@ public: static bool ms_logMouse; static bool ms_logText; static bool ms_logFocus; + static bool ms_logClip; private: static inline wxChar GetChar(bool on, wxChar c) { return on ? c : _T('-'); } + void LogKeyEvent(const wxChar *name, wxKeyEvent& event) const; + void LogClipEvent(const wxChar *what, wxClipboardTextEvent& event); bool m_hasCapture; @@ -116,6 +124,14 @@ 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 +150,10 @@ 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 +170,27 @@ 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) ) @@ -254,6 +289,11 @@ public: MyTextCtrl::ms_logFocus = event.IsChecked(); } + void OnLogClip(wxCommandEvent& event) + { + MyTextCtrl::ms_logClip = event.IsChecked(); + } + void OnSetText(wxCommandEvent& WXUNUSED(event)) { m_panel->m_text->SetValue(_T("Hello, world (what else did you expect)?")); @@ -338,6 +378,7 @@ enum // clipboard menu TEXT_CLIPBOARD_COPY = 200, TEXT_CLIPBOARD_PASTE, + TEXT_CLIPBOARD_VETO, // tooltip menu TEXT_TOOLTIPS_SETDELAY = 300, @@ -369,6 +410,7 @@ enum TEXT_LOG_MOUSE, TEXT_LOG_TEXT, TEXT_LOG_FOCUS, + TEXT_LOG_CLIP, TEXT_END }; @@ -406,11 +448,16 @@ 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")); + menuClipboard->AppendSeparator(); + menuClipboard->AppendCheckItem(TEXT_CLIPBOARD_VETO, _T("Vet&o\tCtrl-Shift-O"), + _T("Veto all clipboard operations")); menu_bar->Append(menuClipboard, _T("&Clipboard")); #endif // wxUSE_CLIPBOARD @@ -445,13 +492,13 @@ bool MyApp::OnInit() menuLog->AppendCheckItem(TEXT_LOG_MOUSE, _T("Log &mouse events")); menuLog->AppendCheckItem(TEXT_LOG_TEXT, _T("Log &text events")); menuLog->AppendCheckItem(TEXT_LOG_FOCUS, _T("Log &focus events")); + menuLog->AppendCheckItem(TEXT_LOG_CLIP, _T("Log clip&board events")); menuLog->AppendSeparator(); menuLog->Append(TEXT_CLEAR, _T("&Clear the log\tCtrl-L"), _T("Clear the log window contents")); // select only the interesting events by default - MyTextCtrl::ms_logKey = - MyTextCtrl::ms_logChar = false; + MyTextCtrl::ms_logClip = MyTextCtrl::ms_logText = true; menuLog->Check(TEXT_LOG_KEY, MyTextCtrl::ms_logKey); @@ -481,8 +528,12 @@ BEGIN_EVENT_TABLE(MyTextCtrl, wxTextCtrl) EVT_CHAR(MyTextCtrl::OnChar) EVT_TEXT(wxID_ANY, MyTextCtrl::OnText) + EVT_TEXT_ENTER(wxID_ANY, MyTextCtrl::OnTextEnter) EVT_TEXT_URL(wxID_ANY, MyTextCtrl::OnTextURL) EVT_TEXT_MAXLEN(wxID_ANY, MyTextCtrl::OnTextMaxLen) + EVT_TEXT_CUT(wxID_ANY, MyTextCtrl::OnTextCut) + EVT_TEXT_COPY(wxID_ANY, MyTextCtrl::OnTextCopy) + EVT_TEXT_PASTE(wxID_ANY, MyTextCtrl::OnTextPaste) EVT_MOUSE_EVENTS(MyTextCtrl::OnMouseEvent) @@ -495,6 +546,7 @@ bool MyTextCtrl::ms_logChar = false; bool MyTextCtrl::ms_logMouse = false; bool MyTextCtrl::ms_logText = false; bool MyTextCtrl::ms_logFocus = false; +bool MyTextCtrl::ms_logClip = false; void MyTextCtrl::LogKeyEvent(const wxChar *name, wxKeyEvent& event) const { @@ -521,8 +573,6 @@ void MyTextCtrl::LogKeyEvent(const wxChar *name, wxKeyEvent& event) const case WXK_MENU: key = _T("MENU"); break; case WXK_PAUSE: key = _T("PAUSE"); break; case WXK_CAPITAL: key = _T("CAPITAL"); break; - case WXK_PRIOR: key = _T("PRIOR"); break; - case WXK_NEXT: key = _T("NEXT"); break; case WXK_END: key = _T("END"); break; case WXK_HOME: key = _T("HOME"); break; case WXK_LEFT: key = _T("LEFT"); break; @@ -591,7 +641,6 @@ void MyTextCtrl::LogKeyEvent(const wxChar *name, wxKeyEvent& event) const case WXK_NUMPAD_UP: key = _T("NUMPAD_UP"); break; case WXK_NUMPAD_RIGHT: key = _T("NUMPAD_RIGHT"); break; case WXK_NUMPAD_DOWN: key = _T("NUMPAD_DOWN"); break; - case WXK_NUMPAD_PRIOR: key = _T("NUMPAD_PRIOR"); break; case WXK_NUMPAD_PAGEUP: key = _T("NUMPAD_PAGEUP"); break; case WXK_NUMPAD_PAGEDOWN: key = _T("NUMPAD_PAGEDOWN"); break; case WXK_NUMPAD_END: key = _T("NUMPAD_END"); break; @@ -728,6 +777,25 @@ void MyTextCtrl::OnKillFocus(wxFocusEvent& event) } void MyTextCtrl::OnText(wxCommandEvent& event) +{ + if ( !ms_logText ) + return; + + MyTextCtrl *win = (MyTextCtrl *)event.GetEventObject(); + const wxChar *changeVerb = win->IsModified() ? _T("changed") + : _T("set by program"); + const wxChar *data = (const wxChar *)(win->GetClientData()); + if ( data ) + { + wxLogMessage(_T("Text %s in control \"%s\""), changeVerb, data); + } + else + { + wxLogMessage(_T("Text %s in some control"), changeVerb); + } +} + +void MyTextCtrl::OnTextEnter(wxCommandEvent& event) { if ( !ms_logText ) return; @@ -736,12 +804,11 @@ void MyTextCtrl::OnText(wxCommandEvent& event) const wxChar *data = (const wxChar *)(win->GetClientData()); if ( data ) { - wxLogMessage(_T("Text changed in control '%s'"), data); + wxLogMessage(_T("Enter pressed in control '%s'"), data); } else { - // wxLogMessage( event.GetString() ); - wxLogMessage(_T("Text changed in some control")); + wxLogMessage(_T("Enter pressed in some control")); } } @@ -750,6 +817,39 @@ void MyTextCtrl::OnTextMaxLen(wxCommandEvent& WXUNUSED(event)) wxLogMessage(_T("You can't enter more characters into this control.")); } + +void MyTextCtrl::OnTextCut(wxClipboardTextEvent& event) +{ + LogClipEvent(_T("cut to"), event); +} + +void MyTextCtrl::OnTextCopy(wxClipboardTextEvent& event) +{ + LogClipEvent(_T("copied to"), event); +} + +void MyTextCtrl::OnTextPaste(wxClipboardTextEvent& event) +{ + LogClipEvent(_T("pasted from"), event); +} + +void MyTextCtrl::LogClipEvent(const wxChar *what, wxClipboardTextEvent& event) +{ + wxFrame *frame = wxDynamicCast(wxGetTopLevelParent(this), wxFrame); + wxCHECK_RET( frame, _T("no parent frame?") ); + + const bool veto = frame->GetMenuBar()->IsChecked(TEXT_CLIPBOARD_VETO); + if ( !veto ) + event.Skip(); + + if ( ms_logClip ) + { + wxLogMessage(_T("Text %s%s the clipboard."), + veto ? _T("not ") : _T(""), what); + } +} + + void MyTextCtrl::OnTextURL(wxTextUrlEvent& event) { const wxMouseEvent& ev = event.GetMouseEvent(); @@ -1026,12 +1126,12 @@ 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 +1169,7 @@ 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 +1199,7 @@ 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 +1263,17 @@ 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); } //---------------------------------------------------------------------- @@ -1192,6 +1292,7 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame) EVT_MENU(TEXT_LOG_MOUSE,MyFrame::OnLogMouse) EVT_MENU(TEXT_LOG_TEXT, MyFrame::OnLogText) EVT_MENU(TEXT_LOG_FOCUS,MyFrame::OnLogFocus) + EVT_MENU(TEXT_LOG_CLIP, MyFrame::OnLogClip) #if wxUSE_LOG EVT_MENU(TEXT_CLEAR, MyFrame::OnLogClear) #endif // wxUSE_LOG @@ -1204,6 +1305,9 @@ 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)