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1/////////////////////////////////////////////////////////////////////////////
2// Name: text.cpp
3// Purpose: TextCtrl wxWindows sample
4// Author: Robert Roebling
5// Modified by:
6// RCS-ID: $Id$
7// Copyright: (c) Robert Roebling, Julian Smart, Vadim Zeitlin
8// Licence: wxWindows license
9/////////////////////////////////////////////////////////////////////////////
10
11#ifdef __GNUG__
12 #pragma implementation "text.cpp"
13#endif
14
15// For compilers that support precompilation, includes "wx/wx.h".
16#include "wx/wxprec.h"
17
18#ifdef __BORLANDC__
19 #pragma hdrstop
20#endif
21
22#ifndef WX_PRECOMP
23 #include "wx/wx.h"
24#endif
25
26#if wxUSE_CLIPBOARD
27 #include "wx/dataobj.h"
28 #include "wx/clipbrd.h"
29#endif
30
31#if wxUSE_FILE
32 #include "wx/file.h"
33#endif
34
35#if wxUSE_TOOLTIPS
36 #include "wx/tooltip.h"
37#endif
38
39// We test for wxUSE_DRAG_AND_DROP also, because data objects may not be
40// implemented for compilers that can't cope with the OLE parts in
41// wxUSE_DRAG_AND_DROP.
42#if !wxUSE_DRAG_AND_DROP
43 #undef wxUSE_CLIPBOARD
44 #define wxUSE_CLIPBOARD 0
45#endif
46
47//----------------------------------------------------------------------
48// class definitions
49//----------------------------------------------------------------------
50
51class MyApp: public wxApp
52{
53public:
54 bool OnInit();
55};
56
57// a text ctrl which allows to call different wxTextCtrl functions
58// interactively by pressing function keys in it
59class MyTextCtrl : public wxTextCtrl
60{
61public:
62 MyTextCtrl(wxWindow *parent, wxWindowID id, const wxString &value,
63 const wxPoint &pos, const wxSize &size, int style = 0)
64 : wxTextCtrl(parent, id, value, pos, size, style) { m_hasCapture = FALSE; }
65
66 void OnKeyDown(wxKeyEvent& event);
67 void OnKeyUp(wxKeyEvent& event);
68 void OnChar(wxKeyEvent& event);
69 void OnText(wxCommandEvent& event);
70 void OnMouseEvent(wxMouseEvent& event);
71
72 bool m_hasCapture;
73
74private:
75 static inline wxChar GetChar(bool on, wxChar c) { return on ? c : _T('-'); }
76 void LogEvent(const wxChar *name, wxKeyEvent& event) const;
77
78 DECLARE_EVENT_TABLE()
79};
80
81class MyPanel: public wxPanel
82{
83public:
84 MyPanel(wxFrame *frame, int x, int y, int w, int h);
85
86#if wxUSE_CLIPBOARD
87 void DoPasteFromClipboard();
88 void DoCopyToClipboard();
89#endif // wxUSE_CLIPBOARD
90
91 void DoMoveToEndOfText();
92 void DoMoveToEndOfEntry();
93
94 void OnSize( wxSizeEvent &event );
95
96 MyTextCtrl *m_text;
97 MyTextCtrl *m_password;
98 MyTextCtrl *m_enter;
99 MyTextCtrl *m_tab;
100 MyTextCtrl *m_readonly;
101
102 MyTextCtrl *m_multitext;
103 MyTextCtrl *m_horizontal;
104
105 MyTextCtrl *m_textrich;
106
107 wxTextCtrl *m_log;
108
109private:
110 DECLARE_EVENT_TABLE()
111};
112
113class MyFrame: public wxFrame
114{
115public:
116 MyFrame(wxFrame *frame, const char *title, int x, int y, int w, int h);
117
118 void OnQuit(wxCommandEvent& event);
119 void OnAbout(wxCommandEvent& event);
120#if wxUSE_TOOLTIPS
121 void OnSetTooltipDelay(wxCommandEvent& event);
122 void OnToggleTooltips(wxCommandEvent& event);
123#endif // wxUSE_TOOLTIPS
124
125#if wxUSE_CLIPBOARD
126 void OnPasteFromClipboard( wxCommandEvent &event )
127 { m_panel->DoPasteFromClipboard(); }
128 void OnCopyToClipboard( wxCommandEvent &event )
129 { m_panel->DoCopyToClipboard(); }
130#endif // wxUSE_CLIPBOARD
131
132 void OnMoveToEndOfText( wxCommandEvent &event )
133 { m_panel->DoMoveToEndOfText(); }
134 void OnMoveToEndOfEntry( wxCommandEvent &event )
135 { m_panel->DoMoveToEndOfEntry(); }
136
137 void OnLogClear(wxCommandEvent& event);
138 void OnFileSave(wxCommandEvent& event);
139 void OnFileLoad(wxCommandEvent& event);
140
141 void OnSetEditable(wxCommandEvent& event);
142 void OnSetEnabled(wxCommandEvent& event);
143
144 void OnIdle( wxIdleEvent& event );
145
146private:
147 MyPanel *m_panel;
148
149 DECLARE_EVENT_TABLE()
150};
151
152//----------------------------------------------------------------------
153// main()
154//----------------------------------------------------------------------
155
156IMPLEMENT_APP(MyApp)
157
158//----------------------------------------------------------------------
159// MyApp
160//----------------------------------------------------------------------
161
162enum
163{
164 TEXT_QUIT = 100,
165 TEXT_ABOUT,
166 TEXT_LOAD,
167 TEXT_SAVE,
168 TEXT_CLEAR,
169
170 // clipboard menu
171 TEXT_CLIPBOARD_COPY = 200,
172 TEXT_CLIPBOARD_PASTE,
173
174 // tooltip menu
175 TEXT_TOOLTIPS_SETDELAY = 300,
176 TEXT_TOOLTIPS_ENABLE,
177
178 // text menu
179 TEXT_MOVE_ENDTEXT = 400,
180 TEXT_MOVE_ENDENTRY,
181 TEXT_SET_EDITABLE,
182 TEXT_SET_ENABLED
183};
184
185bool MyApp::OnInit()
186{
187 // Create the main frame window
188 MyFrame *frame = new MyFrame((wxFrame *) NULL,
189 "Text wxWindows sample", 50, 50, 700, 420);
190 frame->SetSizeHints( 500, 400 );
191
192 wxMenu *file_menu = new wxMenu;
193 file_menu->Append(TEXT_CLEAR, "&Clear the log\tCtrl-C",
194 "Clear the log window contents");
195 file_menu->Append(TEXT_SAVE, "&Save file\tCtrl-S",
196 "Save the text control contents to file");
197 file_menu->Append(TEXT_LOAD, "&Load file\tCtrl-O",
198 "Load the sample file into text control");
199 file_menu->AppendSeparator();
200 file_menu->Append(TEXT_ABOUT, "&About\tAlt-A");
201 file_menu->AppendSeparator();
202 file_menu->Append(TEXT_QUIT, "E&xit\tAlt-X", "Quit this sample");
203
204 wxMenuBar *menu_bar = new wxMenuBar( wxMB_DOCKABLE );
205 menu_bar->Append(file_menu, "&File");
206
207#if wxUSE_TOOLTIPS
208 wxMenu *tooltip_menu = new wxMenu;
209 tooltip_menu->Append(TEXT_TOOLTIPS_SETDELAY, "Set &delay\tCtrl-D");
210 tooltip_menu->AppendSeparator();
211 tooltip_menu->Append(TEXT_TOOLTIPS_ENABLE, "&Toggle tooltips\tCtrl-T",
212 "enable/disable tooltips", TRUE);
213 tooltip_menu->Check(TEXT_TOOLTIPS_ENABLE, TRUE);
214 menu_bar->Append(tooltip_menu, "&Tooltips");
215#endif // wxUSE_TOOLTIPS
216
217#if wxUSE_CLIPBOARD
218 wxMenu *menuClipboard = new wxMenu;
219 menuClipboard->Append(TEXT_CLIPBOARD_COPY, "&Copy\tCtrl-C",
220 "Copy the first line to the clipboard");
221 menuClipboard->Append(TEXT_CLIPBOARD_PASTE, "&Paste\tCtrl-V",
222 "Paste from clipboard to the text control");
223 menu_bar->Append(menuClipboard, "&Clipboard");
224#endif // wxUSE_CLIPBOARD
225
226 wxMenu *menuText = new wxMenu;
227 menuText->Append(TEXT_MOVE_ENDTEXT, "Move cursor to the end of &text");
228 menuText->Append(TEXT_MOVE_ENDENTRY, "Move cursor to the end of &entry");
229 menuText->Append(TEXT_SET_EDITABLE, "Toggle &editable state", "", TRUE);
230 menuText->Append(TEXT_SET_ENABLED, "Toggle e&nabled state", "", TRUE);
231 menuText->Check(TEXT_SET_EDITABLE, TRUE);
232 menuText->Check(TEXT_SET_ENABLED, TRUE);
233 menu_bar->Append(menuText, "&Text");
234
235 frame->SetMenuBar(menu_bar);
236
237 frame->Show(TRUE);
238
239 SetTopWindow(frame);
240
241 // report success
242 return TRUE;
243}
244
245//----------------------------------------------------------------------
246// MyTextCtrl
247//----------------------------------------------------------------------
248
249BEGIN_EVENT_TABLE(MyTextCtrl, wxTextCtrl)
250 EVT_KEY_DOWN(MyTextCtrl::OnKeyDown)
251 EVT_KEY_UP(MyTextCtrl::OnKeyUp)
252 EVT_CHAR(MyTextCtrl::OnChar)
253 EVT_TEXT(-1, MyTextCtrl::OnText)
254 EVT_MOUSE_EVENTS(MyTextCtrl::OnMouseEvent)
255END_EVENT_TABLE()
256
257void MyTextCtrl::LogEvent(const wxChar *name, wxKeyEvent& event) const
258{
259 wxString key;
260 long keycode = event.KeyCode();
261 {
262 switch ( keycode )
263 {
264 case WXK_BACK: key = "BACK"; break;
265 case WXK_TAB: key = "TAB"; break;
266 case WXK_RETURN: key = "RETURN"; break;
267 case WXK_ESCAPE: key = "ESCAPE"; break;
268 case WXK_SPACE: key = "SPACE"; break;
269 case WXK_DELETE: key = "DELETE"; break;
270 case WXK_START: key = "START"; break;
271 case WXK_LBUTTON: key = "LBUTTON"; break;
272 case WXK_RBUTTON: key = "RBUTTON"; break;
273 case WXK_CANCEL: key = "CANCEL"; break;
274 case WXK_MBUTTON: key = "MBUTTON"; break;
275 case WXK_CLEAR: key = "CLEAR"; break;
276 case WXK_SHIFT: key = "SHIFT"; break;
277 case WXK_ALT: key = "ALT"; break;
278 case WXK_CONTROL: key = "CONTROL"; break;
279 case WXK_MENU: key = "MENU"; break;
280 case WXK_PAUSE: key = "PAUSE"; break;
281 case WXK_CAPITAL: key = "CAPITAL"; break;
282 case WXK_PRIOR: key = "PRIOR"; break;
283 case WXK_NEXT: key = "NEXT"; break;
284 case WXK_END: key = "END"; break;
285 case WXK_HOME: key = "HOME"; break;
286 case WXK_LEFT: key = "LEFT"; break;
287 case WXK_UP: key = "UP"; break;
288 case WXK_RIGHT: key = "RIGHT"; break;
289 case WXK_DOWN: key = "DOWN"; break;
290 case WXK_SELECT: key = "SELECT"; break;
291 case WXK_PRINT: key = "PRINT"; break;
292 case WXK_EXECUTE: key = "EXECUTE"; break;
293 case WXK_SNAPSHOT: key = "SNAPSHOT"; break;
294 case WXK_INSERT: key = "INSERT"; break;
295 case WXK_HELP: key = "HELP"; break;
296 case WXK_NUMPAD0: key = "NUMPAD0"; break;
297 case WXK_NUMPAD1: key = "NUMPAD1"; break;
298 case WXK_NUMPAD2: key = "NUMPAD2"; break;
299 case WXK_NUMPAD3: key = "NUMPAD3"; break;
300 case WXK_NUMPAD4: key = "NUMPAD4"; break;
301 case WXK_NUMPAD5: key = "NUMPAD5"; break;
302 case WXK_NUMPAD6: key = "NUMPAD6"; break;
303 case WXK_NUMPAD7: key = "NUMPAD7"; break;
304 case WXK_NUMPAD8: key = "NUMPAD8"; break;
305 case WXK_NUMPAD9: key = "NUMPAD9"; break;
306 case WXK_MULTIPLY: key = "MULTIPLY"; break;
307 case WXK_ADD: key = "ADD"; break;
308 case WXK_SEPARATOR: key = "SEPARATOR"; break;
309 case WXK_SUBTRACT: key = "SUBTRACT"; break;
310 case WXK_DECIMAL: key = "DECIMAL"; break;
311 case WXK_DIVIDE: key = "DIVIDE"; break;
312 case WXK_F1: key = "F1"; break;
313 case WXK_F2: key = "F2"; break;
314 case WXK_F3: key = "F3"; break;
315 case WXK_F4: key = "F4"; break;
316 case WXK_F5: key = "F5"; break;
317 case WXK_F6: key = "F6"; break;
318 case WXK_F7: key = "F7"; break;
319 case WXK_F8: key = "F8"; break;
320 case WXK_F9: key = "F9"; break;
321 case WXK_F10: key = "F10"; break;
322 case WXK_F11: key = "F11"; break;
323 case WXK_F12: key = "F12"; break;
324 case WXK_F13: key = "F13"; break;
325 case WXK_F14: key = "F14"; break;
326 case WXK_F15: key = "F15"; break;
327 case WXK_F16: key = "F16"; break;
328 case WXK_F17: key = "F17"; break;
329 case WXK_F18: key = "F18"; break;
330 case WXK_F19: key = "F19"; break;
331 case WXK_F20: key = "F20"; break;
332 case WXK_F21: key = "F21"; break;
333 case WXK_F22: key = "F22"; break;
334 case WXK_F23: key = "F23"; break;
335 case WXK_F24: key = "F24"; break;
336 case WXK_NUMLOCK: key = "NUMLOCK"; break;
337 case WXK_SCROLL: key = "SCROLL"; break;
338 case WXK_PAGEUP: key = "PAGEUP"; break;
339 case WXK_PAGEDOWN: key = "PAGEDOWN"; break;
340 case WXK_NUMPAD_SPACE: key = "NUMPAD_SPACE"; break;
341 case WXK_NUMPAD_TAB: key = "NUMPAD_TAB"; break;
342 case WXK_NUMPAD_ENTER: key = "NUMPAD_ENTER"; break;
343 case WXK_NUMPAD_F1: key = "NUMPAD_F1"; break;
344 case WXK_NUMPAD_F2: key = "NUMPAD_F2"; break;
345 case WXK_NUMPAD_F3: key = "NUMPAD_F3"; break;
346 case WXK_NUMPAD_F4: key = "NUMPAD_F4"; break;
347 case WXK_NUMPAD_HOME: key = "NUMPAD_HOME"; break;
348 case WXK_NUMPAD_LEFT: key = "NUMPAD_LEFT"; break;
349 case WXK_NUMPAD_UP: key = "NUMPAD_UP"; break;
350 case WXK_NUMPAD_RIGHT: key = "NUMPAD_RIGHT"; break;
351 case WXK_NUMPAD_DOWN: key = "NUMPAD_DOWN"; break;
352 case WXK_NUMPAD_PRIOR: key = "NUMPAD_PRIOR"; break;
353 case WXK_NUMPAD_PAGEUP: key = "NUMPAD_PAGEUP"; break;
354 case WXK_NUMPAD_PAGEDOWN: key = "NUMPAD_PAGEDOWN"; break;
355 case WXK_NUMPAD_END: key = "NUMPAD_END"; break;
356 case WXK_NUMPAD_BEGIN: key = "NUMPAD_BEGIN"; break;
357 case WXK_NUMPAD_INSERT: key = "NUMPAD_INSERT"; break;
358 case WXK_NUMPAD_DELETE: key = "NUMPAD_DELETE"; break;
359 case WXK_NUMPAD_EQUAL: key = "NUMPAD_EQUAL"; break;
360 case WXK_NUMPAD_MULTIPLY: key = "NUMPAD_MULTIPLY"; break;
361 case WXK_NUMPAD_ADD: key = "NUMPAD_ADD"; break;
362 case WXK_NUMPAD_SEPARATOR: key = "NUMPAD_SEPARATOR"; break;
363 case WXK_NUMPAD_SUBTRACT: key = "NUMPAD_SUBTRACT"; break;
364 case WXK_NUMPAD_DECIMAL: key = "NUMPAD_DECIMAL"; break;
365
366 default:
367 {
368 if ( wxIsprint((int)keycode) )
369 key.Printf( _T("'%c'") , (char)keycode);
370 else
371 key.Printf( _T("unknown (%ld)"), keycode);
372 }
373 }
374 }
375
376 wxLogMessage( _T("%s event: %s (flags = %c%c%c%c)"),
377 name,
378 key.c_str(),
379 GetChar( event.ControlDown(), _T('C') ),
380 GetChar( event.AltDown(), _T('A') ),
381 GetChar( event.ShiftDown(), _T('S') ),
382 GetChar( event.MetaDown(), _T('M') ) );
383}
384
385void MyTextCtrl::OnMouseEvent(wxMouseEvent& ev)
386{
387 if ( !ev.Moving() )
388 {
389 wxString msg;
390 if ( ev.Entering() )
391 {
392 msg = _T("Mouse entered the window");
393 }
394 else if ( ev.Leaving() )
395 {
396 msg = _T("Mouse left the window");
397 }
398 else
399 {
400 // click event
401 wxString button;
402 bool dbl, up;
403 if ( ev.LeftDown() || ev.LeftUp() || ev.LeftDClick() )
404 {
405 button = _T("Left");
406 dbl = ev.LeftDClick();
407 up = ev.LeftUp();
408 }
409 else if ( ev.MiddleDown() || ev.MiddleUp() || ev.MiddleDClick() )
410 {
411 button = _T("Middle");
412 dbl = ev.MiddleDClick();
413 up = ev.MiddleUp();
414 }
415 else if ( ev.RightDown() || ev.RightUp() || ev.RightDClick() )
416 {
417 button = _T("Right");
418 dbl = ev.RightDClick();
419 up = ev.RightUp();
420 }
421 else
422 {
423 wxLogStatus(_T("Unknown mouse event"));
424 return;
425 }
426
427 msg.Printf(_T("%s mouse button %s"),
428 button.c_str(),
429 dbl ? _T("double clicked")
430 : up ? _T("released") : _T("clicked"));
431 }
432
433 msg << _T(" at (") << ev.GetX() << _T(", ") << ev.GetY() << _T(") ")
434 << _T("Flags: ")
435 << GetChar( ev.LeftIsDown(), _T('1') )
436 << GetChar( ev.MiddleIsDown(), _T('2') )
437 << GetChar( ev.RightIsDown(), _T('3') )
438 << GetChar( ev.ControlDown(), _T('C') )
439 << GetChar( ev.AltDown(), _T('A') )
440 << GetChar( ev.ShiftDown(), _T('S') )
441 << GetChar( ev.MetaDown(), _T('M') );
442
443 wxLogMessage(msg);
444 }
445 //else: we're not interested in mouse move events
446
447 ev.Skip();
448}
449
450void MyTextCtrl::OnText(wxCommandEvent& event)
451{
452 MyTextCtrl *win = (MyTextCtrl *)event.GetEventObject();
453 const wxChar *data = (const wxChar *)(win->GetClientData());
454 if ( data )
455 {
456 wxLogMessage(_T("Text changed in control '%s'"), data);
457 }
458 else
459 {
460 wxLogMessage(_T("Text changed in some control"));
461 }
462}
463
464void MyTextCtrl::OnChar(wxKeyEvent& event)
465{
466 LogEvent( _T("Char"), event);
467
468/* How are we supposed to test wxTE_PROCESS_TAB with this code?
469
470 if ( event.KeyCode() == WXK_TAB )
471 {
472 WriteText("\t");
473 }
474 else
475 {
476 event.Skip();
477 }
478*/
479 event.Skip();
480}
481
482void MyTextCtrl::OnKeyUp(wxKeyEvent& event)
483{
484 LogEvent( _T("Key up"), event);
485
486 event.Skip();
487}
488
489void MyTextCtrl::OnKeyDown(wxKeyEvent& event)
490{
491 switch ( event.KeyCode() )
492 {
493 case WXK_F1:
494 // show current position and text length
495 {
496 long line, column, pos = GetInsertionPoint();
497 PositionToXY(pos, &column, &line);
498
499 wxLogMessage( _T("Current position: %ld\n"
500 "Current line, column: (%ld, %ld)\n"
501 "Number of lines: %ld\n"
502 "Current line length: %ld\n"
503 "Total text length: %u (%ld)"),
504 pos,
505 line, column,
506 GetNumberOfLines(),
507 GetLineLength(line),
508 GetValue().length(),
509 GetLastPosition());
510 }
511 break;
512
513 case WXK_F2:
514 // go to the end
515 SetInsertionPointEnd();
516 break;
517
518 case WXK_F3:
519 // go to position 10
520 SetInsertionPoint(10);
521 break;
522
523 case WXK_F4:
524 if (!m_hasCapture)
525 {
526 wxLogDebug( wxT("Now capturing mouse and events.") );
527 m_hasCapture = TRUE;
528 CaptureMouse();
529 }
530 else
531 {
532 wxLogDebug( wxT("Stopped capturing mouse and events.") );
533 m_hasCapture = TRUE;
534 ReleaseMouse();
535 }
536 break;
537
538 case WXK_F5:
539 // insert a blank line
540 WriteText("\n");
541 break;
542
543 case WXK_F6:
544 SetValue("F6 was just pressed.");
545 break;
546
547 case WXK_F7:
548 ShowPosition(10);
549 break;
550 }
551
552 LogEvent( wxT("Key down"), event);
553
554 event.Skip();
555}
556
557//----------------------------------------------------------------------
558// MyPanel
559//----------------------------------------------------------------------
560
561BEGIN_EVENT_TABLE(MyPanel, wxPanel)
562 EVT_SIZE(MyPanel::OnSize)
563END_EVENT_TABLE()
564
565MyPanel::MyPanel( wxFrame *frame, int x, int y, int w, int h )
566 : wxPanel( frame, -1, wxPoint(x, y), wxSize(w, h) )
567{
568 m_log = new wxTextCtrl( this, -1, "This is the log window.\n", wxPoint(5,260), wxSize(630,100), wxTE_MULTILINE );
569
570 wxLog *old_log = wxLog::SetActiveTarget( new wxLogTextCtrl( m_log ) );
571
572 delete old_log;
573
574 // single line text controls
575
576 m_text = new MyTextCtrl( this, -1, "Single line.",
577 wxPoint(10,10), wxSize(140,-1),
578 wxTE_PROCESS_ENTER);
579 m_text->SetForegroundColour(*wxBLUE);
580 m_text->SetBackgroundColour(*wxLIGHT_GREY);
581 (*m_text) << " Appended.";
582 m_text->SetInsertionPoint(0);
583 m_text->WriteText( "Prepended. " );
584
585 m_password = new MyTextCtrl( this, -1, "",
586 wxPoint(10,50), wxSize(140,-1), wxTE_PASSWORD );
587
588 m_readonly = new MyTextCtrl( this, -1, "Read only",
589 wxPoint(10,90), wxSize(140,-1), wxTE_READONLY );
590
591 // multi line text controls
592
593 m_horizontal = new MyTextCtrl( this, -1, "Multiline text control with a horizontal scrollbar.",
594 wxPoint(10,170), wxSize(140,70), wxTE_MULTILINE | wxHSCROLL );
595
596 // a little hack to use the command line argument for encoding testing
597 if ( wxTheApp->argc == 2 )
598 {
599 switch ( wxTheApp->argv[1][0] )
600 {
601 case '2':
602 m_horizontal->SetFont(wxFont(18, wxSWISS, wxNORMAL, wxNORMAL,
603 FALSE, "",
604 wxFONTENCODING_ISO8859_2));
605