X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/eff869aad2585994c3a4b21b36cdf98245ab3f15..3b50432abf11a0dbdab6b8d4136c3956ce4def1f:/samples/text/text.cpp diff --git a/samples/text/text.cpp b/samples/text/text.cpp index 26e87442e6..cda6812c40 100644 --- a/samples/text/text.cpp +++ b/samples/text/text.cpp @@ -1,15 +1,15 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: controls.cpp +// Name: text.cpp // Purpose: TextCtrl wxWindows sample // Author: Robert Roebling // Modified by: // RCS-ID: $Id$ -// Copyright: (c) Robert Roebling, Julian Smart +// Copyright: (c) Robert Roebling, Julian Smart, Vadim Zeitlin // Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ - #pragma implementation "controls.h" + #pragma implementation "text.cpp" #endif // For compilers that support precompilation, includes "wx/wx.h". @@ -28,6 +28,10 @@ #include "wx/clipbrd.h" #endif +#if wxUSE_FILE + #include "wx/file.h" +#endif + #if wxUSE_TOOLTIPS #include "wx/tooltip.h" #endif @@ -62,8 +66,11 @@ public: void OnKeyDown(wxKeyEvent& event); void OnKeyUp(wxKeyEvent& event); void OnChar(wxKeyEvent& event); + void OnText(wxCommandEvent& event); + void OnTextURL(wxTextUrlEvent& event); + void OnMouseEvent(wxMouseEvent& event); - bool m_hasCapture; + bool m_hasCapture; private: static inline wxChar GetChar(bool on, wxChar c) { return on ? c : _T('-'); } @@ -96,6 +103,8 @@ public: MyTextCtrl *m_multitext; MyTextCtrl *m_horizontal; + MyTextCtrl *m_textrich; + wxTextCtrl *m_log; private: @@ -121,17 +130,65 @@ public: { m_panel->DoCopyToClipboard(); } #endif // wxUSE_CLIPBOARD + void OnAddTextFreeze( wxCommandEvent& event ) + { DoAddText(true); } + void OnAddText( wxCommandEvent& event ) + { DoAddText(false); } + void OnMoveToEndOfText( wxCommandEvent &event ) { m_panel->DoMoveToEndOfText(); } void OnMoveToEndOfEntry( wxCommandEvent &event ) { m_panel->DoMoveToEndOfEntry(); } + void OnScrollLineDown(wxCommandEvent& event) + { + if ( !m_panel->m_textrich->LineDown() ) + wxLogMessage(_T("Already at the bottom")); + } + + void OnScrollLineUp(wxCommandEvent& event) + { + if ( !m_panel->m_textrich->LineUp() ) + wxLogMessage(_T("Already at the top")); + } + + void OnScrollPageDown(wxCommandEvent& event) + { + if ( !m_panel->m_textrich->PageDown() ) + wxLogMessage(_T("Already at the bottom")); + } + + void OnScrollPageUp(wxCommandEvent& event) + { + if ( !m_panel->m_textrich->PageUp() ) + wxLogMessage(_T("Already at the top")); + } + void OnLogClear(wxCommandEvent& event); + void OnFileSave(wxCommandEvent& event); void OnFileLoad(wxCommandEvent& event); + void OnSetEditable(wxCommandEvent& event); + void OnSetEnabled(wxCommandEvent& event); + void OnIdle( wxIdleEvent& event ); private: + void DoAddText(bool freeze) + { + wxTextCtrl *text = m_panel->m_textrich; + if ( freeze ) + text->Freeze(); + + for ( int i = 0; i < 100; i++ ) + text->AppendText(wxString::Format("Line %i\n", i)); + + text->SetInsertionPoint(0); + + if ( freeze ) + text->Thaw(); + } + MyPanel *m_panel; DECLARE_EVENT_TABLE() @@ -152,6 +209,7 @@ enum TEXT_QUIT = 100, TEXT_ABOUT, TEXT_LOAD, + TEXT_SAVE, TEXT_CLEAR, // clipboard menu @@ -162,27 +220,37 @@ enum TEXT_TOOLTIPS_SETDELAY = 300, TEXT_TOOLTIPS_ENABLE, - // move menu - TEXT_MOVE_ENDTEXT = 400, - TEXT_MOVE_ENDENTRY + // text menu + TEXT_ADD_SOME = 400, + TEXT_ADD_FREEZE, + TEXT_MOVE_ENDTEXT, + TEXT_MOVE_ENDENTRY, + TEXT_SET_EDITABLE, + TEXT_SET_ENABLED, + TEXT_LINE_DOWN, + TEXT_LINE_UP, + TEXT_PAGE_DOWN, + TEXT_PAGE_UP, }; bool MyApp::OnInit() { // Create the main frame window MyFrame *frame = new MyFrame((wxFrame *) NULL, - "Text wxWindows sample", 50, 50, 640, 420); + "Text wxWindows sample", 50, 50, 700, 420); frame->SetSizeHints( 500, 400 ); wxMenu *file_menu = new wxMenu; file_menu->Append(TEXT_CLEAR, "&Clear the log\tCtrl-C", "Clear the log window contents"); + file_menu->Append(TEXT_SAVE, "&Save file\tCtrl-S", + "Save the text control contents to file"); file_menu->Append(TEXT_LOAD, "&Load file\tCtrl-O", "Load the sample file into text control"); file_menu->AppendSeparator(); file_menu->Append(TEXT_ABOUT, "&About\tAlt-A"); file_menu->AppendSeparator(); - file_menu->Append(TEXT_QUIT, "E&xit\tAlt-X", "Quit controls sample"); + file_menu->Append(TEXT_QUIT, "E&xit\tAlt-X", "Quit this sample"); wxMenuBar *menu_bar = new wxMenuBar( wxMB_DOCKABLE ); menu_bar->Append(file_menu, "&File"); @@ -206,10 +274,21 @@ bool MyApp::OnInit() menu_bar->Append(menuClipboard, "&Clipboard"); #endif // wxUSE_CLIPBOARD - wxMenu *menuMove = new wxMenu; - menuMove->Append(TEXT_MOVE_ENDTEXT, "To the end of &text"); - menuMove->Append(TEXT_MOVE_ENDENTRY, "To the end of &entry"); - menu_bar->Append(menuMove, "&Move"); + wxMenu *menuText = new wxMenu; + menuText->Append(TEXT_ADD_SOME, "&Append some text\tCtrl-A"); + menuText->Append(TEXT_ADD_FREEZE, "&Append text with freeze/thaw\tShift-Ctrl-A"); + menuText->Append(TEXT_MOVE_ENDTEXT, "Move cursor to the end of &text"); + menuText->Append(TEXT_MOVE_ENDENTRY, "Move cursor to the end of &entry"); + menuText->Append(TEXT_SET_EDITABLE, "Toggle &editable state", "", TRUE); + menuText->Append(TEXT_SET_ENABLED, "Toggle e&nabled state", "", TRUE); + menuText->Check(TEXT_SET_EDITABLE, TRUE); + menuText->Check(TEXT_SET_ENABLED, TRUE); + menuText->AppendSeparator(); + menuText->Append(TEXT_LINE_DOWN, "Scroll text one line down"); + menuText->Append(TEXT_LINE_UP, "Scroll text one line up"); + menuText->Append(TEXT_PAGE_DOWN, "Scroll text one page down"); + menuText->Append(TEXT_PAGE_DOWN, "Scroll text one page up"); + menu_bar->Append(menuText, "&Text"); frame->SetMenuBar(menu_bar); @@ -229,6 +308,9 @@ BEGIN_EVENT_TABLE(MyTextCtrl, wxTextCtrl) EVT_KEY_DOWN(MyTextCtrl::OnKeyDown) EVT_KEY_UP(MyTextCtrl::OnKeyUp) EVT_CHAR(MyTextCtrl::OnChar) + EVT_TEXT(-1, MyTextCtrl::OnText) + EVT_TEXT_URL(-1, MyTextCtrl::OnTextURL) + EVT_MOUSE_EVENTS(MyTextCtrl::OnMouseEvent) END_EVENT_TABLE() void MyTextCtrl::LogEvent(const wxChar *name, wxKeyEvent& event) const @@ -340,13 +422,13 @@ void MyTextCtrl::LogEvent(const wxChar *name, wxKeyEvent& event) const case WXK_NUMPAD_SUBTRACT: key = "NUMPAD_SUBTRACT"; break; case WXK_NUMPAD_DECIMAL: key = "NUMPAD_DECIMAL"; break; - default: + default: { if ( wxIsprint((int)keycode) ) key.Printf( _T("'%c'") , (char)keycode); else - key.Printf( _T("unknown (%ld)"), keycode); - } + key.Printf( _T("unknown (%ld)"), keycode); + } } } @@ -357,7 +439,105 @@ void MyTextCtrl::LogEvent(const wxChar *name, wxKeyEvent& event) const GetChar( event.AltDown(), _T('A') ), GetChar( event.ShiftDown(), _T('S') ), GetChar( event.MetaDown(), _T('M') ) ); +} + +static wxString GetMouseEventDesc(const wxMouseEvent& ev) +{ + // click event + wxString button; + bool dbl, up; + if ( ev.LeftDown() || ev.LeftUp() || ev.LeftDClick() ) + { + button = _T("Left"); + dbl = ev.LeftDClick(); + up = ev.LeftUp(); + } + else if ( ev.MiddleDown() || ev.MiddleUp() || ev.MiddleDClick() ) + { + button = _T("Middle"); + dbl = ev.MiddleDClick(); + up = ev.MiddleUp(); + } + else if ( ev.RightDown() || ev.RightUp() || ev.RightDClick() ) + { + button = _T("Right"); + dbl = ev.RightDClick(); + up = ev.RightUp(); + } + else + { + return _T("Unknown mouse event"); + } + + return wxString::Format(_T("%s mouse button %s"), + button.c_str(), + dbl ? _T("double clicked") + : up ? _T("released") : _T("clicked")); +} + +void MyTextCtrl::OnMouseEvent(wxMouseEvent& ev) +{ + if ( !ev.Moving() ) + { + wxString msg; + if ( ev.Entering() ) + { + msg = _T("Mouse entered the window"); + } + else if ( ev.Leaving() ) + { + msg = _T("Mouse left the window"); + } + else + { + msg = GetMouseEventDesc(ev); + } + + msg << _T(" at (") << ev.GetX() << _T(", ") << ev.GetY() << _T(") ") + << _T("Flags: ") + << GetChar( ev.LeftIsDown(), _T('1') ) + << GetChar( ev.MiddleIsDown(), _T('2') ) + << GetChar( ev.RightIsDown(), _T('3') ) + << GetChar( ev.ControlDown(), _T('C') ) + << GetChar( ev.AltDown(), _T('A') ) + << GetChar( ev.ShiftDown(), _T('S') ) + << GetChar( ev.MetaDown(), _T('M') ); + + wxLogMessage(msg); + } + //else: we're not interested in mouse move events + + ev.Skip(); +} + +void MyTextCtrl::OnText(wxCommandEvent& event) +{ + MyTextCtrl *win = (MyTextCtrl *)event.GetEventObject(); + const wxChar *data = (const wxChar *)(win->GetClientData()); + if ( data ) + { + wxLogMessage(_T("Text changed in control '%s'"), data); + } + else + { + wxLogMessage(_T("Text changed in some control")); + } +} + +void MyTextCtrl::OnTextURL(wxTextUrlEvent& event) +{ + const wxMouseEvent& ev = event.GetMouseEvent(); + + // filter out mouse moves, too many of them + if ( ev.Moving() ) + return; + long start = event.GetURLStart(), + end = event.GetURLEnd(); + + wxLogMessage(_T("Mouse event over URL '%s': %s"), + GetValue().Mid(start, end - start).c_str(), + GetMouseEventDesc(ev).c_str()); } void MyTextCtrl::OnChar(wxKeyEvent& event) @@ -380,7 +560,7 @@ void MyTextCtrl::OnChar(wxKeyEvent& event) void MyTextCtrl::OnKeyUp(wxKeyEvent& event) { - LogEvent( _("Key up"), event); + LogEvent( _T("Key up"), event); event.Skip(); } @@ -399,11 +579,12 @@ void MyTextCtrl::OnKeyDown(wxKeyEvent& event) "Current line, column: (%ld, %ld)\n" "Number of lines: %ld\n" "Current line length: %ld\n" - "Total text length: %ld"), + "Total text length: %u (%ld)"), pos, line, column, GetNumberOfLines(), GetLineLength(line), + GetValue().length(), GetLastPosition()); } break; @@ -417,24 +598,37 @@ void MyTextCtrl::OnKeyDown(wxKeyEvent& event) // go to position 10 SetInsertionPoint(10); break; - + case WXK_F4: - if (!m_hasCapture) - { + if (!m_hasCapture) + { wxLogDebug( wxT("Now capturing mouse and events.") ); - m_hasCapture = TRUE; - CaptureMouse(); - } - else - { + m_hasCapture = TRUE; + CaptureMouse(); + } + else + { wxLogDebug( wxT("Stopped capturing mouse and events.") ); - m_hasCapture = TRUE; - ReleaseMouse(); - } + m_hasCapture = TRUE; + ReleaseMouse(); + } + break; + + case WXK_F5: + // insert a blank line + WriteText("\n"); + break; + + case WXK_F6: + SetValue("F6 was just pressed."); + break; + + case WXK_F7: + ShowPosition(10); break; } - LogEvent( _("Key down"), event); + LogEvent( wxT("Key down"), event); event.Skip(); } @@ -459,7 +653,10 @@ MyPanel::MyPanel( wxFrame *frame, int x, int y, int w, int h ) // single line text controls m_text = new MyTextCtrl( this, -1, "Single line.", - wxPoint(10,10), wxSize(140,-1), 0); + wxPoint(10,10), wxSize(140,-1), + wxTE_PROCESS_ENTER); + m_text->SetForegroundColour(*wxBLUE); + m_text->SetBackgroundColour(*wxLIGHT_GREY); (*m_text) << " Appended."; m_text->SetInsertionPoint(0); m_text->WriteText( "Prepended. " ); @@ -474,24 +671,88 @@ MyPanel::MyPanel( wxFrame *frame, int x, int y, int w, int h ) m_horizontal = new MyTextCtrl( this, -1, "Multiline text control with a horizontal scrollbar.", wxPoint(10,170), wxSize(140,70), wxTE_MULTILINE | wxHSCROLL ); - m_horizontal->SetFont(wxFont(18, wxSWISS, wxNORMAL, wxNORMAL, - FALSE, "", wxFONTENCODING_KOI8)); + + // a little hack to use the command line argument for encoding testing + if ( wxTheApp->argc == 2 ) + { + switch ( wxTheApp->argv[1][0] ) + { + case '2': + m_horizontal->SetFont(wxFont(18, wxSWISS, wxNORMAL, wxNORMAL, + FALSE, "", + wxFONTENCODING_ISO8859_2)); + m_horizontal->SetValue("®lu»ouèký kùò zbìsile èe¹tina «»"); + break; + + default: + m_horizontal->SetFont(wxFont(18, wxSWISS, wxNORMAL, wxNORMAL, + FALSE, "", + wxFONTENCODING_KOI8)); + m_horizontal->SetValue("ËÁÖÅÔÓÑ ÕÄÁÞÎÙÍ"); + } + } + else + { + m_horizontal->SetValue("Text in default encoding"); + } m_multitext = new MyTextCtrl( this, -1, "Multi line.", wxPoint(180,10), wxSize(240,70), wxTE_MULTILINE ); + m_multitext->SetFont(*wxITALIC_FONT); (*m_multitext) << " Appended."; m_multitext->SetInsertionPoint(0); m_multitext->WriteText( "Prepended. " ); + m_multitext->SetForegroundColour(*wxRED); + m_multitext->SetBackgroundColour(*wxLIGHT_GREY); #if wxUSE_TOOLTIPS m_multitext->SetToolTip("Press F1 here for statitics, F4 for capture and uncapture mouse."); #endif - m_tab = new MyTextCtrl( this, -1, "Multiline, allow processing.", + m_tab = new MyTextCtrl( this, 100, "Multiline, allow processing.", wxPoint(180,90), wxSize(240,70), wxTE_MULTILINE | wxTE_PROCESS_TAB ); + m_tab->SetClientData((void *)_T("tab")); - m_enter = new MyTextCtrl( this, -1, "Multiline, allow processing.", + m_enter = new MyTextCtrl( this, 100, "Multiline, allow processing.", wxPoint(180,170), wxSize(240,70), wxTE_MULTILINE); + m_enter->SetClientData((void *)_T("enter")); + + m_textrich = new MyTextCtrl(this, -1, "Allows more than 30Kb of text\n" + "(even under broken Win9x)\n" + "and a very very very very very " + "very very very long line to test " + "wxHSCROLL style", + wxPoint(450, 10), wxSize(230, 230), + wxTE_RICH | + wxTE_MULTILINE | + wxTE_AUTO_URL | + wxHSCROLL); + +#if 0 + m_textrich->SetFont(wxFont(12, wxFONTFAMILY_TELETYPE, + wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL)); + m_textrich->SetStyle(0, 10, *wxRED); + m_textrich->SetStyle(10, 20, *wxBLUE); + m_textrich->SetStyle(30, 40, + wxTextAttr(*wxGREEN, wxNullColour, *wxITALIC_FONT)); + m_textrich->SetDefaultStyle(wxTextAttr()); + m_textrich->AppendText(_T("\n\nFirst 10 characters should be in red\n")); + m_textrich->AppendText(_T("Next 10 characters should be in blue\n")); + m_textrich->AppendText(_T("Next 10 characters should be normal\n")); + m_textrich->AppendText(_T("And the next 10 characters should be green and italic\n")); + m_textrich->SetDefaultStyle(wxTextAttr(*wxCYAN, *wxBLUE)); + m_textrich->AppendText(_T("This text should be cyan on blue\n")); + m_textrich->SetDefaultStyle(*wxBLUE); + m_textrich->AppendText(_T("And this should be in blue and the text you ") + _T("type should be in blue as well")); +#else + m_textrich->SetDefaultStyle(wxTextAttr(*wxRED)); + m_textrich->AppendText(_T("Red text\n")); + m_textrich->SetDefaultStyle(wxTextAttr(wxNullColour, *wxLIGHT_GREY)); + m_textrich->AppendText(_T("Red on grey text\n")); + m_textrich->SetDefaultStyle(wxTextAttr(*wxBLUE)); + m_textrich->AppendText(_T("Blue on grey text\n")); +#endif } void MyPanel::OnSize( wxSizeEvent &event ) @@ -609,6 +870,7 @@ void MyPanel::DoMoveToEndOfEntry() BEGIN_EVENT_TABLE(MyFrame, wxFrame) EVT_MENU(TEXT_QUIT, MyFrame::OnQuit) EVT_MENU(TEXT_ABOUT, MyFrame::OnAbout) + EVT_MENU(TEXT_SAVE, MyFrame::OnFileSave) EVT_MENU(TEXT_LOAD, MyFrame::OnFileLoad) EVT_MENU(TEXT_CLEAR, MyFrame::OnLogClear) @@ -622,9 +884,19 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame) EVT_MENU(TEXT_CLIPBOARD_COPY, MyFrame::OnCopyToClipboard) #endif // wxUSE_CLIPBOARD + EVT_MENU(TEXT_ADD_SOME, MyFrame::OnAddText) + EVT_MENU(TEXT_ADD_FREEZE, MyFrame::OnAddTextFreeze) EVT_MENU(TEXT_MOVE_ENDTEXT, MyFrame::OnMoveToEndOfText) EVT_MENU(TEXT_MOVE_ENDENTRY, MyFrame::OnMoveToEndOfEntry) + EVT_MENU(TEXT_SET_EDITABLE, MyFrame::OnSetEditable) + EVT_MENU(TEXT_SET_ENABLED, MyFrame::OnSetEnabled) + + EVT_MENU(TEXT_LINE_DOWN, MyFrame::OnScrollLineDown) + EVT_MENU(TEXT_LINE_UP, MyFrame::OnScrollLineUp) + EVT_MENU(TEXT_PAGE_DOWN, MyFrame::OnScrollPageDown) + EVT_MENU(TEXT_PAGE_UP, MyFrame::OnScrollPageUp) + EVT_IDLE(MyFrame::OnIdle) END_EVENT_TABLE() @@ -643,9 +915,6 @@ void MyFrame::OnQuit (wxCommandEvent& WXUNUSED(event) ) void MyFrame::OnAbout( wxCommandEvent& WXUNUSED(event) ) { - SetSize(40, 40, 200, 200); - return; - wxBeginBusyCursor(); wxMessageDialog dialog(this, @@ -654,7 +923,7 @@ void MyFrame::OnAbout( wxCommandEvent& WXUNUSED(event) ) "tooltips and intercepting key and char events.\n" "\n" "Copyright (c) 1999, Robert Roebling, Julian Smart, Vadim Zeitlin", - "About Text Controls", + "About wxTextCtrl Sample", wxOK | wxICON_INFORMATION); dialog.ShowModal(); @@ -701,9 +970,49 @@ void MyFrame::OnLogClear(wxCommandEvent& WXUNUSED(event)) m_panel->m_log->Clear(); } +void MyFrame::OnSetEditable(wxCommandEvent& WXUNUSED(event)) +{ + static bool s_editable = TRUE; + + s_editable = !s_editable; + m_panel->m_text->SetEditable(s_editable); + m_panel->m_password->SetEditable(s_editable); + m_panel->m_multitext->SetEditable(s_editable); + m_panel->m_textrich->SetEditable(s_editable); +} + +void MyFrame::OnSetEnabled(wxCommandEvent& WXUNUSED(event)) +{ + bool enabled = m_panel->m_text->IsEnabled(); + enabled = !enabled; + + m_panel->m_text->Enable(enabled); + m_panel->m_password->Enable(enabled); + m_panel->m_multitext->Enable(enabled); + m_panel->m_readonly->Enable(enabled); + m_panel->m_textrich->Enable(enabled); +} + +void MyFrame::OnFileSave(wxCommandEvent& event) +{ + if ( m_panel->m_textrich->SaveFile("dummy.txt") ) + { +#if wxUSE_FILE + // verify that the fil length is correct (it wasn't under Win95) + wxFile file("dummy.txt"); + wxLogStatus(this, _T("Successfully saved file " + "(text len = %ld, file size = %ld)"), + m_panel->m_textrich->GetValue().length(), + file.Length()); +#endif + } + else + wxLogStatus(this, _T("Couldn't save the file")); +} + void MyFrame::OnFileLoad(wxCommandEvent& event) { - if ( m_panel->m_multitext->LoadFile("text.rc") ) + if ( m_panel->m_textrich->LoadFile("dummy.txt") ) wxLogStatus(this, _T("Successfully loaded file")); else wxLogStatus(this, _T("Couldn't load the file"));