X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/5a22377ee512e2bf65d928ae349227173c484643..bc429ce01f519f3edae182b516cb15b8d2df54a7:/samples/text/text.cpp diff --git a/samples/text/text.cpp b/samples/text/text.cpp index 9229c801ec..8cadc01a1d 100644 --- a/samples/text/text.cpp +++ b/samples/text/text.cpp @@ -43,6 +43,7 @@ #include "wx/colordlg.h" #include "wx/fontdlg.h" #include "wx/numdlg.h" +#include "wx/tokenzr.h" //---------------------------------------------------------------------- // class definitions @@ -71,9 +72,14 @@ 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 +90,13 @@ 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 +125,14 @@ 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 +151,10 @@ 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 +171,27 @@ 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) ) @@ -254,9 +290,19 @@ 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)?")); + m_panel->m_text->SetValue(_T("Hello, world! (what else did you expect?)")); + } + + void OnChangeText(wxCommandEvent& WXUNUSED(event)) + { + m_panel->m_text->ChangeValue(_T("Changed, not set: no event")); } void OnIdle( wxIdleEvent& event ); @@ -308,6 +354,7 @@ public: void OnChangeBackgroundColour(wxCommandEvent& event); void OnLeftIndent(wxCommandEvent& event); void OnRightIndent(wxCommandEvent& event); + void OnTabStops(wxCommandEvent& event); private: wxTextCtrl *m_textCtrl; @@ -328,9 +375,9 @@ IMPLEMENT_APP(MyApp) enum { - TEXT_QUIT = 100, - TEXT_ABOUT, - TEXT_LOAD, + TEXT_QUIT = wxID_EXIT, + TEXT_ABOUT = wxID_ABOUT, + TEXT_LOAD = 101, TEXT_SAVE, TEXT_CLEAR, TEXT_RICH_TEXT_TEST, @@ -338,6 +385,7 @@ enum // clipboard menu TEXT_CLIPBOARD_COPY = 200, TEXT_CLIPBOARD_PASTE, + TEXT_CLIPBOARD_VETO, // tooltip menu TEXT_TOOLTIPS_SETDELAY = 300, @@ -362,6 +410,7 @@ enum TEXT_REPLACE, TEXT_SELECT, TEXT_SET, + TEXT_CHANGE, // log menu TEXT_LOG_KEY, @@ -369,6 +418,7 @@ enum TEXT_LOG_MOUSE, TEXT_LOG_TEXT, TEXT_LOG_FOCUS, + TEXT_LOG_CLIP, TEXT_END }; @@ -406,11 +456,16 @@ 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 @@ -421,6 +476,7 @@ bool MyApp::OnInit() menuText->Append(TEXT_REPLACE, _T("&Replace characters 4 to 8 with ABC\tCtrl-R")); menuText->Append(TEXT_SELECT, _T("&Select characters 4 to 8\tCtrl-I")); menuText->Append(TEXT_SET, _T("&Set the first text zone value\tCtrl-E")); + menuText->Append(TEXT_CHANGE, _T("&Change the first text zone value\tShift-Ctrl-E")); menuText->AppendSeparator(); menuText->Append(TEXT_MOVE_ENDTEXT, _T("Move cursor to the end of &text")); menuText->Append(TEXT_MOVE_ENDENTRY, _T("Move cursor to the end of &entry")); @@ -445,13 +501,13 @@ 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 +537,12 @@ 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 +555,7 @@ 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 +582,6 @@ 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 +650,6 @@ 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; @@ -733,15 +791,33 @@ void MyTextCtrl::OnText(wxCommandEvent& event) 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 changed in control '%s'"), data); + wxLogMessage(_T("Text %s in control \"%s\""), changeVerb, data); } else { - // wxLogMessage( event.GetString() ); - wxLogMessage(_T("Text changed in some control")); + wxLogMessage(_T("Text %s in some control"), changeVerb); + } +} + +void MyTextCtrl::OnTextEnter(wxCommandEvent& event) +{ + if ( !ms_logText ) + return; + + MyTextCtrl *win = (MyTextCtrl *)event.GetEventObject(); + const wxChar *data = (const wxChar *)(win->GetClientData()); + if ( data ) + { + wxLogMessage(_T("Enter pressed in control '%s'"), data); + } + else + { + wxLogMessage(_T("Enter pressed in some control")); } } @@ -750,6 +826,39 @@ 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(); @@ -845,7 +954,7 @@ void MyTextCtrl::OnKeyDown(wxKeyEvent& event) case WXK_F6: wxLogMessage(_T("IsModified() before SetValue(): %d"), IsModified()); - SetValue(_T("SetValue() has been called")); + ChangeValue(_T("ChangeValue() has been called")); wxLogMessage(_T("IsModified() after SetValue(): %d"), IsModified()); break; @@ -867,6 +976,11 @@ void MyTextCtrl::OnKeyDown(wxKeyEvent& event) case WXK_F10: AppendText(_T("AppendText() has been called")); break; + + case WXK_F11: + DiscardEdits(); + wxLogMessage(_T("Control marked as non modified")); + break; } if ( ms_logKey ) @@ -925,14 +1039,14 @@ MyPanel::MyPanel( wxFrame *frame, int x, int y, int w, int h ) m_horizontal->SetFont(wxFont(18, wxSWISS, wxNORMAL, wxNORMAL, false, _T(""), wxFONTENCODING_ISO8859_2)); - m_horizontal->AppendText(_T("®lu»ouèký kùò zbìsile èe¹tina «»")); + m_horizontal->AppendText(_T("\256lu\273ou\350k\375 k\371\362 zb\354sile \350e\271tina \253\273")); break; case '1': m_horizontal->SetFont(wxFont(18, wxSWISS, wxNORMAL, wxNORMAL, false, _T(""), wxFONTENCODING_CP1251)); - m_horizontal->AppendText(_T("Ïðèâåò!")); + m_horizontal->AppendText(_T("\317\360\350\342\345\362!")); break; case '8': @@ -942,7 +1056,7 @@ MyPanel::MyPanel( wxFrame *frame, int x, int y, int w, int h ) #if wxUSE_UNICODE m_horizontal->AppendText(L"\x0412\x0430\x0434\x0438\x043c \x0426"); #else - m_horizontal->AppendText("ËÁÖÅÔÓÑ ÕÄÁÞÎÙÍ"); + m_horizontal->AppendText("\313\301\326\305\324\323\321 \325\304\301\336\316\331\315"); #endif } } @@ -1026,12 +1140,12 @@ 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 +1183,7 @@ 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 +1213,7 @@ 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 +1277,17 @@ 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 +1306,7 @@ 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 +1319,9 @@ 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) @@ -1222,10 +1340,11 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame) EVT_MENU(TEXT_PAGE_DOWN, MyFrame::OnScrollPageDown) EVT_MENU(TEXT_PAGE_UP, MyFrame::OnScrollPageUp) - EVT_MENU(TEXT_GET_LINE, MyFrame::OnGetLine) - EVT_MENU(TEXT_GET_LINELENGTH, MyFrame::OnGetLineLength) + EVT_MENU(TEXT_GET_LINE, MyFrame::OnGetLine) + EVT_MENU(TEXT_GET_LINELENGTH, MyFrame::OnGetLineLength) EVT_MENU(TEXT_SET, MyFrame::OnSetText) + EVT_MENU(TEXT_CHANGE, MyFrame::OnChangeText) EVT_IDLE(MyFrame::OnIdle) END_EVENT_TABLE() @@ -1404,7 +1523,8 @@ enum RICHTEXT_CHANGE_TEXT_COLOUR, RICHTEXT_CHANGE_BACKGROUND_COLOUR, RICHTEXT_LEFT_INDENT, - RICHTEXT_RIGHT_INDENT + RICHTEXT_RIGHT_INDENT, + RICHTEXT_TAB_STOPS }; BEGIN_EVENT_TABLE(RichTextFrame, wxFrame) @@ -1419,6 +1539,7 @@ BEGIN_EVENT_TABLE(RichTextFrame, wxFrame) EVT_MENU(RICHTEXT_CHANGE_BACKGROUND_COLOUR, RichTextFrame::OnChangeBackgroundColour) EVT_MENU(RICHTEXT_LEFT_INDENT, RichTextFrame::OnLeftIndent) EVT_MENU(RICHTEXT_RIGHT_INDENT, RichTextFrame::OnRightIndent) + EVT_MENU(RICHTEXT_TAB_STOPS, RichTextFrame::OnTabStops) END_EVENT_TABLE() RichTextFrame::RichTextFrame(wxWindow* parent, const wxString& title): @@ -1457,7 +1578,8 @@ RichTextFrame::RichTextFrame(wxWindow* parent, const wxString& title): editMenu->Append(RICHTEXT_CHANGE_BACKGROUND_COLOUR, _("Change Background Colour")); editMenu->AppendSeparator(); editMenu->Append(RICHTEXT_LEFT_INDENT, _("Left Indent")); - editMenu->Append(RICHTEXT_RIGHT_INDENT, _("Right indent")); + editMenu->Append(RICHTEXT_RIGHT_INDENT, _("Right Indent")); + editMenu->Append(RICHTEXT_TAB_STOPS, _("Tab Stops")); menuBar->Append(editMenu, _("Edit")); SetMenuBar(menuBar); @@ -1649,6 +1771,35 @@ void RichTextFrame::OnRightIndent(wxCommandEvent& WXUNUSED(event)) } } +void RichTextFrame::OnTabStops(wxCommandEvent& WXUNUSED(event)) +{ + wxString tabsStr = wxGetTextFromUser + ( + _("Please enter the tab stop positions in tenths of a millimetre, separated by spaces.\nLeave empty to reset tab stops."), + _("Tab Stops"), + wxEmptyString, + this + ); + + wxArrayInt tabs; + + wxStringTokenizer tokens(tabsStr, _T(" ")); + while (tokens.HasMoreTokens()) + { + wxString token = tokens.GetNextToken(); + tabs.Add(wxAtoi(token)); + } + + wxTextAttr attr; + attr.SetTabs(tabs); + + long start, end; + m_textCtrl->GetSelection(& start, & end); + m_textCtrl->SetStyle(start, end, attr); + + m_currentPosition = -1; +} + void RichTextFrame::OnIdle(wxIdleEvent& WXUNUSED(event)) { long insertionPoint = m_textCtrl->GetInsertionPoint();