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b782f2e0 | 1 | ///////////////////////////////////////////////////////////////////////////// |
623d5f80 | 2 | // Name: src/msw/spinctrl.cpp |
b782f2e0 VZ |
3 | // Purpose: wxSpinCtrl class implementation for Win32 |
4 | // Author: Vadim Zeitlin | |
5 | // Modified by: | |
6 | // Created: 22.07.99 | |
7 | // RCS-ID: $Id$ | |
74124ea9 | 8 | // Copyright: (c) 1999-2005 Vadim Zeitlin |
65571936 | 9 | // Licence: wxWindows licence |
b782f2e0 VZ |
10 | ///////////////////////////////////////////////////////////////////////////// |
11 | ||
12 | // ============================================================================ | |
13 | // declarations | |
14 | // ============================================================================ | |
15 | ||
b782f2e0 VZ |
16 | // ---------------------------------------------------------------------------- |
17 | // headers | |
18 | // ---------------------------------------------------------------------------- | |
19 | ||
20 | // for compilers that support precompilation, includes "wx.h". | |
21 | #include "wx/wxprec.h" | |
22 | ||
23 | #ifdef __BORLANDC__ | |
24 | #pragma hdrstop | |
25 | #endif | |
26 | ||
0e528b99 JS |
27 | #if wxUSE_SPINCTRL |
28 | ||
b782f2e0 | 29 | #include "wx/spinctrl.h" |
623d5f80 WS |
30 | |
31 | #ifndef WX_PRECOMP | |
7ee21e3a | 32 | #include "wx/hashmap.h" |
57bd4c60 | 33 | #include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly" |
623d5f80 WS |
34 | #include "wx/event.h" |
35 | #include "wx/textctrl.h" | |
193d0c93 | 36 | #include "wx/wxcrtvararg.h" |
623d5f80 WS |
37 | #endif |
38 | ||
b782f2e0 VZ |
39 | #include "wx/msw/private.h" |
40 | ||
74124ea9 VZ |
41 | #if wxUSE_TOOLTIPS |
42 | #include "wx/tooltip.h" | |
43 | #endif // wxUSE_TOOLTIPS | |
b782f2e0 | 44 | |
678cd6de VZ |
45 | #include <limits.h> // for INT_MIN |
46 | ||
b782f2e0 VZ |
47 | // ---------------------------------------------------------------------------- |
48 | // macros | |
49 | // ---------------------------------------------------------------------------- | |
50 | ||
9750fc42 | 51 | BEGIN_EVENT_TABLE(wxSpinCtrl, wxSpinButton) |
e3582f7f | 52 | EVT_CHAR(wxSpinCtrl::OnChar) |
c5c04fab | 53 | EVT_SET_FOCUS(wxSpinCtrl::OnSetFocus) |
4a528443 | 54 | EVT_KILL_FOCUS(wxSpinCtrl::OnKillFocus) |
9750fc42 | 55 | END_EVENT_TABLE() |
b782f2e0 | 56 | |
6fe19057 VZ |
57 | #define GetBuddyHwnd() (HWND)(m_hwndBuddy) |
58 | ||
b782f2e0 VZ |
59 | // ---------------------------------------------------------------------------- |
60 | // constants | |
61 | // ---------------------------------------------------------------------------- | |
62 | ||
baccb514 VZ |
63 | // the margin between the up-down control and its buddy (can be arbitrary, |
64 | // choose what you like - or may be decide during run-time depending on the | |
65 | // font size?) | |
66 | static const int MARGIN_BETWEEN = 1; | |
b782f2e0 | 67 | |
7ee21e3a VZ |
68 | |
69 | // --------------------------------------------------------------------------- | |
70 | // global vars | |
71 | // --------------------------------------------------------------------------- | |
72 | ||
73 | namespace | |
74 | { | |
75 | ||
76 | // Global hash used to find the spin control corresponding to the given buddy | |
77 | // text control HWND. | |
78 | WX_DECLARE_HASH_MAP(HWND, wxSpinCtrl *, | |
79 | wxPointerHash, wxPointerEqual, | |
80 | SpinForTextCtrl); | |
81 | ||
82 | SpinForTextCtrl gs_spinForTextCtrl; | |
83 | ||
84 | } // anonymous namespace | |
85 | ||
b782f2e0 VZ |
86 | // ============================================================================ |
87 | // implementation | |
88 | // ============================================================================ | |
89 | ||
f6bcfd97 BP |
90 | // ---------------------------------------------------------------------------- |
91 | // wnd proc for the buddy text ctrl | |
92 | // ---------------------------------------------------------------------------- | |
93 | ||
94 | LRESULT APIENTRY _EXPORT wxBuddyTextWndProc(HWND hwnd, | |
95 | UINT message, | |
96 | WPARAM wParam, | |
97 | LPARAM lParam) | |
98 | { | |
7ee21e3a | 99 | wxSpinCtrl * const spin = wxSpinCtrl::GetSpinForTextCtrl(hwnd); |
f6bcfd97 | 100 | |
5a0b1008 | 101 | // forward some messages (mostly the key and focus ones) to the spin ctrl |
f6bcfd97 BP |
102 | switch ( message ) |
103 | { | |
93c4157c | 104 | case WM_SETFOCUS: |
c5c04fab VZ |
105 | // if the focus comes from the spin control itself, don't set it |
106 | // back to it -- we don't want to go into an infinite loop | |
c140b7e7 | 107 | if ( (WXHWND)wParam == spin->GetHWND() ) |
c5c04fab VZ |
108 | break; |
109 | //else: fall through | |
110 | ||
93c4157c | 111 | case WM_KILLFOCUS: |
f6bcfd97 BP |
112 | case WM_CHAR: |
113 | case WM_DEADCHAR: | |
114 | case WM_KEYUP: | |
115 | case WM_KEYDOWN: | |
5a0b1008 VZ |
116 | #ifdef WM_HELP |
117 | // we need to forward WM_HELP too to ensure that the context help | |
118 | // associated with wxSpinCtrl is shown when the text control part of it | |
119 | // is clicked with the "?" cursor | |
120 | case WM_HELP: | |
121 | #endif | |
9f6e407c VZ |
122 | { |
123 | WXLRESULT result; | |
124 | if ( spin->MSWHandleMessage(&result, message, wParam, lParam) ) | |
125 | { | |
126 | // Do not let the message be processed by the window proc | |
127 | // of the text control if it had been already handled at wx | |
128 | // level, this is consistent with what happens for normal, | |
129 | // non-composite controls. | |
130 | return 0; | |
131 | } | |
132 | ||
133 | // The control may have been deleted at this point, so check. | |
134 | if ( !::IsWindow(hwnd) ) | |
135 | return 0; | |
136 | } | |
f6bcfd97 | 137 | break; |
350ba193 VZ |
138 | |
139 | case WM_GETDLGCODE: | |
242ec2f7 VZ |
140 | if ( spin->HasFlag(wxTE_PROCESS_ENTER) ) |
141 | { | |
142 | long dlgCode = ::CallWindowProc | |
143 | ( | |
144 | CASTWNDPROC spin->GetBuddyWndProc(), | |
145 | hwnd, | |
146 | message, | |
147 | wParam, | |
148 | lParam | |
149 | ); | |
150 | dlgCode |= DLGC_WANTMESSAGE; | |
151 | return dlgCode; | |
152 | } | |
153 | break; | |
f6bcfd97 | 154 | } |
350ba193 | 155 | |
f6bcfd97 BP |
156 | return ::CallWindowProc(CASTWNDPROC spin->GetBuddyWndProc(), |
157 | hwnd, message, wParam, lParam); | |
158 | } | |
159 | ||
6fe19057 VZ |
160 | /* static */ |
161 | wxSpinCtrl *wxSpinCtrl::GetSpinForTextCtrl(WXHWND hwndBuddy) | |
162 | { | |
7ee21e3a VZ |
163 | const SpinForTextCtrl::const_iterator |
164 | it = gs_spinForTextCtrl.find(hwndBuddy); | |
165 | if ( it == gs_spinForTextCtrl.end() ) | |
6fe19057 VZ |
166 | return NULL; |
167 | ||
7ee21e3a VZ |
168 | wxSpinCtrl * const spin = it->second; |
169 | ||
6fe19057 VZ |
170 | // sanity check |
171 | wxASSERT_MSG( spin->m_hwndBuddy == hwndBuddy, | |
9a83f860 | 172 | wxT("wxSpinCtrl has incorrect buddy HWND!") ); |
6fe19057 VZ |
173 | |
174 | return spin; | |
175 | } | |
176 | ||
177 | // process a WM_COMMAND generated by the buddy text control | |
178 | bool wxSpinCtrl::ProcessTextCommand(WXWORD cmd, WXWORD WXUNUSED(id)) | |
179 | { | |
ea6cbf48 | 180 | if ( (cmd == EN_CHANGE) && (!m_blockEvent )) |
6fe19057 | 181 | { |
ce7fe42e | 182 | wxCommandEvent event(wxEVT_TEXT, GetId()); |
0ca3c231 VZ |
183 | event.SetEventObject(this); |
184 | wxString val = wxGetWindowText(m_hwndBuddy); | |
185 | event.SetString(val); | |
186 | event.SetInt(GetValue()); | |
937013e0 | 187 | return HandleWindowEvent(event); |
6fe19057 VZ |
188 | } |
189 | ||
190 | // not processed | |
57f4f925 | 191 | return false; |
6fe19057 VZ |
192 | } |
193 | ||
e3582f7f JS |
194 | void wxSpinCtrl::OnChar(wxKeyEvent& event) |
195 | { | |
77e00fe9 | 196 | switch ( event.GetKeyCode() ) |
e3582f7f JS |
197 | { |
198 | case WXK_RETURN: | |
199 | { | |
ce7fe42e | 200 | wxCommandEvent event(wxEVT_TEXT_ENTER, m_windowId); |
e3582f7f JS |
201 | InitCommandEvent(event); |
202 | wxString val = wxGetWindowText(m_hwndBuddy); | |
203 | event.SetString(val); | |
204 | event.SetInt(GetValue()); | |
937013e0 | 205 | if ( HandleWindowEvent(event) ) |
e3582f7f JS |
206 | return; |
207 | break; | |
208 | } | |
209 | ||
210 | case WXK_TAB: | |
211 | // always produce navigation event - even if we process TAB | |
212 | // ourselves the fact that we got here means that the user code | |
213 | // decided to skip processing of this TAB - probably to let it | |
214 | // do its default job. | |
215 | { | |
216 | wxNavigationKeyEvent eventNav; | |
217 | eventNav.SetDirection(!event.ShiftDown()); | |
218 | eventNav.SetWindowChange(event.ControlDown()); | |
219 | eventNav.SetEventObject(this); | |
220 | ||
937013e0 | 221 | if ( GetParent()->HandleWindowEvent(eventNav) ) |
e3582f7f JS |
222 | return; |
223 | } | |
224 | break; | |
225 | } | |
226 | ||
227 | // no, we didn't process it | |
228 | event.Skip(); | |
229 | } | |
230 | ||
4a528443 JS |
231 | void wxSpinCtrl::OnKillFocus(wxFocusEvent& event) |
232 | { | |
5ec60151 VZ |
233 | // ensure that a correct value is shown by the control |
234 | NormalizeValue(); | |
4a528443 JS |
235 | event.Skip(); |
236 | } | |
237 | ||
c5c04fab VZ |
238 | void wxSpinCtrl::OnSetFocus(wxFocusEvent& event) |
239 | { | |
240 | // when we get focus, give it to our buddy window as it needs it more than | |
241 | // we do | |
242 | ::SetFocus((HWND)m_hwndBuddy); | |
243 | ||
244 | event.Skip(); | |
245 | } | |
246 | ||
1e8dba5e RR |
247 | void wxSpinCtrl::NormalizeValue() |
248 | { | |
e816f5c7 | 249 | const int value = GetValue(); |
d40e9e06 | 250 | const bool changed = value != m_oldValue; |
e816f5c7 | 251 | |
b6d83018 VZ |
252 | // notice that we have to call SetValue() even if the value didn't change |
253 | // because otherwise we could be left with empty buddy control when value | |
254 | // is 0, see comment in SetValue() | |
e816f5c7 VZ |
255 | SetValue(value); |
256 | ||
b6d83018 VZ |
257 | if ( changed ) |
258 | { | |
d40e9e06 | 259 | SendSpinUpdate(value); |
b6d83018 | 260 | } |
1e8dba5e RR |
261 | } |
262 | ||
b782f2e0 VZ |
263 | // ---------------------------------------------------------------------------- |
264 | // construction | |
265 | // ---------------------------------------------------------------------------- | |
266 | ||
bcdeea5a VZ |
267 | void wxSpinCtrl::Init() |
268 | { | |
269 | m_blockEvent = false; | |
270 | m_hwndBuddy = NULL; | |
271 | m_wndProcBuddy = NULL; | |
272 | m_oldValue = INT_MIN; | |
273 | } | |
274 | ||
b782f2e0 VZ |
275 | bool wxSpinCtrl::Create(wxWindow *parent, |
276 | wxWindowID id, | |
678cd6de | 277 | const wxString& value, |
b782f2e0 VZ |
278 | const wxPoint& pos, |
279 | const wxSize& size, | |
280 | long style, | |
281 | int min, int max, int initial, | |
282 | const wxString& name) | |
283 | { | |
284 | // before using DoGetBestSize(), have to set style to let the base class | |
285 | // know whether this is a horizontal or vertical control (we're always | |
286 | // vertical) | |
882a8f40 | 287 | style |= wxSP_VERTICAL; |
c76b1a30 JS |
288 | |
289 | if ( (style & wxBORDER_MASK) == wxBORDER_DEFAULT ) | |
5d72f195 RR |
290 | #ifdef __WXWINCE__ |
291 | style |= wxBORDER_SIMPLE; | |
292 | #else | |
c76b1a30 | 293 | style |= wxBORDER_SUNKEN; |
5d72f195 | 294 | #endif |
c76b1a30 | 295 | |
882a8f40 | 296 | SetWindowStyle(style); |
b782f2e0 | 297 | |
fe3d9123 JS |
298 | WXDWORD exStyle = 0; |
299 | WXDWORD msStyle = MSWGetStyle(GetWindowStyle(), & exStyle) ; | |
300 | ||
36b0b090 VZ |
301 | // Scroll text automatically if there is not enough space to show all of |
302 | // it, this is better than not allowing to enter more digits at all. | |
303 | msStyle |= ES_AUTOHSCROLL; | |
304 | ||
7e4952db | 305 | // propagate text alignment style to text ctrl |
f1ddb476 | 306 | if ( style & wxALIGN_RIGHT ) |
7e4952db | 307 | msStyle |= ES_RIGHT; |
f1ddb476 | 308 | else if ( style & wxALIGN_CENTER ) |
7e4952db | 309 | msStyle |= ES_CENTER; |
f1ddb476 | 310 | |
8e190f0e | 311 | // calculate the sizes: the size given is the total size for both controls |
b782f2e0 VZ |
312 | // and we need to fit them both in the given width (height is the same) |
313 | wxSize sizeText(size), sizeBtn(size); | |
314 | sizeBtn.x = wxSpinButton::DoGetBestSize().x; | |
baccb514 VZ |
315 | if ( sizeText.x <= 0 ) |
316 | { | |
317 | // DEFAULT_ITEM_WIDTH is the default width for the text control | |
318 | sizeText.x = DEFAULT_ITEM_WIDTH + MARGIN_BETWEEN + sizeBtn.x; | |
319 | } | |
320 | ||
b782f2e0 VZ |
321 | sizeText.x -= sizeBtn.x + MARGIN_BETWEEN; |
322 | if ( sizeText.x <= 0 ) | |
323 | { | |
f46e6a1e VZ |
324 | wxLogDebug(wxS("wxSpinCtrl \"%s\": initial width %d is too small, ") |
325 | wxS("at least %d pixels needed."), | |
326 | name, size.x, sizeBtn.x + MARGIN_BETWEEN + 1); | |
b782f2e0 VZ |
327 | } |
328 | ||
329 | wxPoint posBtn(pos); | |
330 | posBtn.x += sizeText.x + MARGIN_BETWEEN; | |
331 | ||
c5c04fab VZ |
332 | // we must create the text control before the spin button for the purpose |
333 | // of the dialog navigation: if there is a static text just before the spin | |
334 | // control, activating it by Alt-letter should give focus to the text | |
335 | // control, not the spin and the dialog navigation code will give focus to | |
336 | // the next control (at Windows level), not the one after it | |
b782f2e0 | 337 | |
c5c04fab | 338 | // create the text window |
b782f2e0 | 339 | |
b782f2e0 VZ |
340 | m_hwndBuddy = (WXHWND)::CreateWindowEx |
341 | ( | |
c5c04fab | 342 | exStyle, // sunken border |
9a83f860 | 343 | wxT("EDIT"), // window class |
baccb514 | 344 | NULL, // no window title |
c5c04fab | 345 | msStyle, // style (will be shown later) |
baccb514 VZ |
346 | pos.x, pos.y, // position |
347 | 0, 0, // size (will be set later) | |
348 | GetHwndOf(parent), // parent | |
349 | (HMENU)-1, // control id | |
350 | wxGetInstance(), // app instance | |
351 | NULL // unused client data | |
b782f2e0 VZ |
352 | ); |
353 | ||
354 | if ( !m_hwndBuddy ) | |
355 | { | |
f6bcfd97 | 356 | wxLogLastError(wxT("CreateWindow(buddy text window)")); |
b782f2e0 | 357 | |
57f4f925 | 358 | return false; |
b782f2e0 VZ |
359 | } |
360 | ||
c5c04fab VZ |
361 | |
362 | // create the spin button | |
363 | if ( !wxSpinButton::Create(parent, id, posBtn, sizeBtn, style, name) ) | |
364 | { | |
57f4f925 | 365 | return false; |
c5c04fab VZ |
366 | } |
367 | ||
23ec96e3 | 368 | wxSpinButtonBase::SetRange(min, max); |
e816f5c7 | 369 | |
f6bcfd97 | 370 | // subclass the text ctrl to be able to intercept some events |
7ee21e3a VZ |
371 | gs_spinForTextCtrl[GetBuddyHwnd()] = this; |
372 | ||
975b6bcf VZ |
373 | m_wndProcBuddy = (WXFARPROC)wxSetWindowProc(GetBuddyHwnd(), |
374 | wxBuddyTextWndProc); | |
f6bcfd97 | 375 | |
8d2e831b RD |
376 | // set up fonts and colours (This is nomally done in MSWCreateControl) |
377 | InheritAttributes(); | |
e0176dd9 VZ |
378 | if (!m_hasFont) |
379 | SetFont(GetDefaultAttributes().font); | |
8d2e831b | 380 | |
baccb514 VZ |
381 | // set the size of the text window - can do it only now, because we |
382 | // couldn't call DoGetBestSize() before as font wasn't set | |
383 | if ( sizeText.y <= 0 ) | |
384 | { | |
882a8f40 | 385 | int cx, cy; |
7a5e53ab | 386 | wxGetCharSize(GetHWND(), &cx, &cy, GetFont()); |
882a8f40 VZ |
387 | |
388 | sizeText.y = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy); | |
baccb514 VZ |
389 | } |
390 | ||
170acdc9 | 391 | SetInitialSize(size); |
baccb514 | 392 | |
6fe19057 | 393 | (void)::ShowWindow(GetBuddyHwnd(), SW_SHOW); |
b782f2e0 VZ |
394 | |
395 | // associate the text window with the spin button | |
baccb514 VZ |
396 | (void)::SendMessage(GetHwnd(), UDM_SETBUDDY, (WPARAM)m_hwndBuddy, 0); |
397 | ||
6e36db5e VZ |
398 | // If the initial text value is actually a number, it overrides the |
399 | // "initial" argument specified later. | |
400 | long initialFromText; | |
401 | if ( value.ToLong(&initialFromText) ) | |
402 | initial = initialFromText; | |
403 | ||
fe218f1e VZ |
404 | // Set the range in the native control: notice that we must do it before |
405 | // calling SetValue() to use the correct validity checks for the initial | |
406 | // value. | |
549cc3a8 | 407 | SetRange(min, max); |
fe218f1e | 408 | SetValue(initial); |
549cc3a8 | 409 | |
6e36db5e VZ |
410 | // Also set the text part of the control if it was specified independently |
411 | // but don't generate an event for this, it would be unexpected. | |
412 | m_blockEvent = true; | |
413 | if ( !value.empty() ) | |
678cd6de | 414 | SetValue(value); |
6e36db5e | 415 | m_blockEvent = false; |
678cd6de | 416 | |
57f4f925 | 417 | return true; |
baccb514 VZ |
418 | } |
419 | ||
f6bcfd97 BP |
420 | wxSpinCtrl::~wxSpinCtrl() |
421 | { | |
422 | // destroy the buddy window because this pointer which wxBuddyTextWndProc | |
423 | // uses will not soon be valid any more | |
7ee21e3a VZ |
424 | ::DestroyWindow( GetBuddyHwnd() ); |
425 | ||
426 | gs_spinForTextCtrl.erase(GetBuddyHwnd()); | |
f6bcfd97 BP |
427 | } |
428 | ||
9e565667 VZ |
429 | // ---------------------------------------------------------------------------- |
430 | // wxSpinCtrl-specific methods | |
431 | // ---------------------------------------------------------------------------- | |
432 | ||
433 | int wxSpinCtrl::GetBase() const | |
434 | { | |
435 | return ::SendMessage(GetHwnd(), UDM_GETBASE, 0, 0); | |
436 | } | |
437 | ||
438 | bool wxSpinCtrl::SetBase(int base) | |
439 | { | |
440 | if ( !::SendMessage(GetHwnd(), UDM_SETBASE, base, 0) ) | |
441 | return false; | |
442 | ||
443 | // Whether we need to be able enter "x" or not influences whether we should | |
444 | // use ES_NUMBER for the buddy control. | |
445 | UpdateBuddyStyle(); | |
446 | ||
447 | return true; | |
448 | } | |
449 | ||
678cd6de VZ |
450 | // ---------------------------------------------------------------------------- |
451 | // wxTextCtrl-like methods | |
452 | // ---------------------------------------------------------------------------- | |
453 | ||
454 | void wxSpinCtrl::SetValue(const wxString& text) | |
455 | { | |
6fe19057 | 456 | if ( !::SetWindowText(GetBuddyHwnd(), text.c_str()) ) |
678cd6de | 457 | { |
f6bcfd97 | 458 | wxLogLastError(wxT("SetWindowText(buddy)")); |
678cd6de VZ |
459 | } |
460 | } | |
461 | ||
eeea41ab VZ |
462 | void wxSpinCtrl::SetValue(int val) |
463 | { | |
ea6cbf48 | 464 | m_blockEvent = true; |
f1ddb476 | 465 | |
eeea41ab VZ |
466 | wxSpinButton::SetValue(val); |
467 | ||
9e565667 VZ |
468 | // Normally setting the value of the spin button is enough as it updates |
469 | // its buddy control automatically but in a couple of situations it doesn't | |
470 | // do it, for whatever reason, do it explicitly then: | |
471 | const wxString text = wxGetWindowText(m_hwndBuddy); | |
472 | ||
473 | // First case is when the text control is empty and the value is 0: the | |
474 | // spin button just leaves it empty in this case, while we want to show 0 | |
475 | // in it. | |
476 | if ( text.empty() && !val ) | |
477 | { | |
478 | ::SetWindowText(GetBuddyHwnd(), wxT("0")); | |
479 | } | |
480 | ||
481 | // Another one is when we're using hexadecimal base but the user input | |
482 | // doesn't start with "0x" -- we prefer to show it to avoid ambiguity | |
483 | // between decimal and hexadecimal. | |
484 | if ( GetBase() == 16 && | |
485 | (text.length() < 3 || text[0] != '0' || | |
486 | (text[1] != 'x' && text[1] != 'X')) ) | |
eeea41ab | 487 | { |
e0a050e3 | 488 | ::SetWindowText(GetBuddyHwnd(), |
9e565667 | 489 | wxPrivate::wxSpinCtrlFormatAsHex(val, m_max).t_str()); |
eeea41ab | 490 | } |
e816f5c7 | 491 | |
25dff19c | 492 | m_oldValue = GetValue(); |
f1ddb476 | 493 | |
ea6cbf48 | 494 | m_blockEvent = false; |
eeea41ab VZ |
495 | } |
496 | ||
678cd6de VZ |
497 | int wxSpinCtrl::GetValue() const |
498 | { | |
9e565667 | 499 | const wxString val = wxGetWindowText(m_hwndBuddy); |
678cd6de VZ |
500 | |
501 | long n; | |
9e565667 | 502 | if ( !val.ToLong(&n, GetBase()) ) |
678cd6de | 503 | n = INT_MIN; |
3d104ec3 | 504 | |
eeea41ab VZ |
505 | if ( n < m_min ) |
506 | n = m_min; | |
507 | if ( n > m_max ) | |
508 | n = m_max; | |
678cd6de VZ |
509 | |
510 | return n; | |
511 | } | |
512 | ||
07901ec9 VZ |
513 | void wxSpinCtrl::SetSelection(long from, long to) |
514 | { | |
77ffb593 | 515 | // if from and to are both -1, it means (in wxWidgets) that all text should |
07901ec9 VZ |
516 | // be selected - translate into Windows convention |
517 | if ( (from == -1) && (to == -1) ) | |
518 | { | |
519 | from = 0; | |
520 | } | |
521 | ||
7d86a2d4 | 522 | ::SendMessage(GetBuddyHwnd(), EM_SETSEL, (WPARAM)from, (LPARAM)to); |
07901ec9 VZ |
523 | } |
524 | ||
345ff9c6 VZ |
525 | // ---------------------------------------------------------------------------- |
526 | // wxSpinButton methods | |
527 | // ---------------------------------------------------------------------------- | |
528 | ||
529 | void wxSpinCtrl::SetRange(int minVal, int maxVal) | |
530 | { | |
532324df VZ |
531 | // Manually adjust the old value to avoid an event being sent from |
532 | // NormalizeValue() called from inside the base class SetRange() as we're | |
533 | // not supposed to generate any events from here. | |
534 | if ( m_oldValue < minVal ) | |
535 | m_oldValue = minVal; | |
536 | else if ( m_oldValue > maxVal ) | |
537 | m_oldValue = maxVal; | |
538 | ||
345ff9c6 VZ |
539 | wxSpinButton::SetRange(minVal, maxVal); |
540 | ||
9e565667 VZ |
541 | UpdateBuddyStyle(); |
542 | } | |
543 | ||
544 | void wxSpinCtrl::UpdateBuddyStyle() | |
545 | { | |
345ff9c6 VZ |
546 | // this control is used for numeric entry so restrict the input to numeric |
547 | // keys only -- but only if we don't need to be able to enter "-" in it as | |
9e565667 VZ |
548 | // otherwise this would become impossible and also if we don't use |
549 | // hexadecimal as entering "x" of the "0x" prefix wouldn't be allowed | |
550 | // neither then | |
345ff9c6 VZ |
551 | const DWORD styleOld = ::GetWindowLong(GetBuddyHwnd(), GWL_STYLE); |
552 | DWORD styleNew; | |
9e565667 | 553 | if ( m_min < 0 || GetBase() != 10 ) |
345ff9c6 VZ |
554 | styleNew = styleOld & ~ES_NUMBER; |
555 | else | |
556 | styleNew = styleOld | ES_NUMBER; | |
557 | ||
558 | if ( styleNew != styleOld ) | |
559 | ::SetWindowLong(GetBuddyHwnd(), GWL_STYLE, styleNew); | |
560 | } | |
561 | ||
baccb514 | 562 | // ---------------------------------------------------------------------------- |
882a8f40 | 563 | // forward some methods to subcontrols |
baccb514 VZ |
564 | // ---------------------------------------------------------------------------- |
565 | ||
566 | bool wxSpinCtrl::SetFont(const wxFont& font) | |
567 | { | |
568 | if ( !wxWindowBase::SetFont(font) ) | |
569 | { | |
570 | // nothing to do | |
57f4f925 | 571 | return false; |
baccb514 VZ |
572 | } |
573 | ||
574 | WXHANDLE hFont = GetFont().GetResourceHandle(); | |
6fe19057 | 575 | (void)::SendMessage(GetBuddyHwnd(), WM_SETFONT, (WPARAM)hFont, TRUE); |
b782f2e0 | 576 | |
57f4f925 | 577 | return true; |
b782f2e0 VZ |
578 | } |
579 | ||
882a8f40 VZ |
580 | bool wxSpinCtrl::Show(bool show) |
581 | { | |
582 | if ( !wxControl::Show(show) ) | |
583 | { | |
57f4f925 | 584 | return false; |
882a8f40 VZ |
585 | } |
586 | ||
6fe19057 | 587 | ::ShowWindow(GetBuddyHwnd(), show ? SW_SHOW : SW_HIDE); |
882a8f40 | 588 | |
57f4f925 | 589 | return true; |
882a8f40 VZ |
590 | } |
591 | ||
03d4194d VZ |
592 | bool wxSpinCtrl::Reparent(wxWindowBase *newParent) |
593 | { | |
594 | // Reparenting both the updown control and its buddy does not seem to work: | |
595 | // they continue to be connected somehow, but visually there is no feedback | |
596 | // on the buddy edit control. To avoid this problem, we reparent the buddy | |
597 | // window normally, but we recreate the updown control and reassign its | |
598 | // buddy. | |
599 | ||
03263ff7 VZ |
600 | // Get the position before changing the parent as it would be offset after |
601 | // changing it. | |
602 | const wxRect rect = GetRect(); | |
603 | ||
03d4194d VZ |
604 | if ( !wxWindowBase::Reparent(newParent) ) |
605 | return false; | |
606 | ||
607 | newParent->GetChildren().DeleteObject(this); | |
608 | ||
bc73fe96 VZ |
609 | // destroy the old spin button after detaching it from this wxWindow object |
610 | // (notice that m_hWnd will be reset by UnsubclassWin() so save it first) | |
611 | const HWND hwndOld = GetHwnd(); | |
03d4194d | 612 | UnsubclassWin(); |
bc73fe96 | 613 | if ( !::DestroyWindow(hwndOld) ) |
43b2d5e7 | 614 | { |
03d4194d | 615 | wxLogLastError(wxT("DestroyWindow")); |
43b2d5e7 | 616 | } |
03d4194d VZ |
617 | |
618 | // create and initialize the new one | |
619 | if ( !wxSpinButton::Create(GetParent(), GetId(), | |
03263ff7 | 620 | rect.GetPosition(), rect.GetSize(), |
03d4194d VZ |
621 | GetWindowStyle(), GetName()) ) |
622 | return false; | |
623 | ||
03263ff7 VZ |
624 | // reapply our values to wxSpinButton |
625 | wxSpinButton::SetValue(GetValue()); | |
03d4194d | 626 | SetRange(m_min, m_max); |
03263ff7 VZ |
627 | |
628 | // also set the size again with wxSIZE_ALLOW_MINUS_ONE flag: this is | |
629 | // necessary if our original position used -1 for either x or y | |
630 | SetSize(rect, wxSIZE_ALLOW_MINUS_ONE); | |
03d4194d VZ |
631 | |
632 | // associate it with the buddy control again | |
633 | ::SetParent(GetBuddyHwnd(), GetHwndOf(GetParent())); | |
634 | (void)::SendMessage(GetHwnd(), UDM_SETBUDDY, (WPARAM)GetBuddyHwnd(), 0); | |
635 | ||
636 | return true; | |
637 | } | |
638 | ||
882a8f40 VZ |
639 | bool wxSpinCtrl::Enable(bool enable) |
640 | { | |
641 | if ( !wxControl::Enable(enable) ) | |
642 | { | |
57f4f925 | 643 | return false; |
882a8f40 VZ |
644 | } |
645 | ||
0826c4d3 | 646 | MSWEnableHWND(GetBuddyHwnd(), enable); |
882a8f40 | 647 | |
57f4f925 | 648 | return true; |
882a8f40 VZ |
649 | } |
650 | ||
8bf3196d GRG |
651 | void wxSpinCtrl::SetFocus() |
652 | { | |
6fe19057 | 653 | ::SetFocus(GetBuddyHwnd()); |
8bf3196d GRG |
654 | } |
655 | ||
74124ea9 VZ |
656 | #if wxUSE_TOOLTIPS |
657 | ||
658 | void wxSpinCtrl::DoSetToolTip(wxToolTip *tip) | |
659 | { | |
660 | wxSpinButton::DoSetToolTip(tip); | |
661 | ||
662 | if ( tip ) | |
f7dd07f6 | 663 | tip->AddOtherWindow(m_hwndBuddy); |
74124ea9 VZ |
664 | } |
665 | ||
666 | #endif // wxUSE_TOOLTIPS | |
667 | ||
9750fc42 | 668 | // ---------------------------------------------------------------------------- |
d40e9e06 | 669 | // events processing and generation |
9750fc42 VZ |
670 | // ---------------------------------------------------------------------------- |
671 | ||
d40e9e06 | 672 | void wxSpinCtrl::SendSpinUpdate(int value) |
9750fc42 | 673 | { |
ce7fe42e | 674 | wxCommandEvent event(wxEVT_SPINCTRL, GetId()); |
9750fc42 | 675 | event.SetEventObject(this); |
d40e9e06 | 676 | event.SetInt(value); |
e816f5c7 | 677 | |
937013e0 | 678 | (void)HandleWindowEvent(event); |
d40e9e06 VZ |
679 | |
680 | m_oldValue = value; | |
681 | } | |
9750fc42 | 682 | |
177e38e6 | 683 | bool wxSpinCtrl::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam, |
63420bcc | 684 | WXWORD WXUNUSED(pos), WXHWND control) |
d40e9e06 | 685 | { |
177e38e6 RR |
686 | wxCHECK_MSG( control, false, wxT("scrolling what?") ); |
687 | ||
688 | if ( wParam != SB_THUMBPOSITION ) | |
9750fc42 | 689 | { |
177e38e6 RR |
690 | // probable SB_ENDSCROLL - we don't react to it |
691 | return false; | |
9750fc42 | 692 | } |
177e38e6 | 693 | |
63420bcc VZ |
694 | // Notice that we can't use "pos" from WM_VSCROLL as it is 16 bit and we |
695 | // might be using 32 bit range. | |
696 | int new_value = GetValue(); | |
177e38e6 RR |
697 | if (m_oldValue != new_value) |
698 | SendSpinUpdate( new_value ); | |
699 | ||
63420bcc | 700 | return true; |
177e38e6 RR |
701 | } |
702 | ||
703 | bool wxSpinCtrl::MSWOnNotify(int WXUNUSED(idCtrl), WXLPARAM lParam, WXLPARAM *result) | |
704 | { | |
705 | NM_UPDOWN *lpnmud = (NM_UPDOWN *)lParam; | |
706 | ||
707 | if (lpnmud->hdr.hwndFrom != GetHwnd()) // make sure it is the right control | |
708 | return false; | |
709 | ||
710 | *result = 0; // never reject UP and DOWN events | |
711 | ||
712 | return TRUE; | |
9750fc42 VZ |
713 | } |
714 | ||
177e38e6 | 715 | |
b782f2e0 VZ |
716 | // ---------------------------------------------------------------------------- |
717 | // size calculations | |
718 | // ---------------------------------------------------------------------------- | |
719 | ||
f68586e5 | 720 | wxSize wxSpinCtrl::DoGetBestSize() const |
40aa1a7e VZ |
721 | { |
722 | return DoGetSizeFromTextSize(DEFAULT_ITEM_WIDTH); | |
723 | } | |
724 | ||
725 | wxSize wxSpinCtrl::DoGetSizeFromTextSize(int xlen, int ylen) const | |
baccb514 VZ |
726 | { |
727 | wxSize sizeBtn = wxSpinButton::DoGetBestSize(); | |
baccb514 VZ |
728 | |
729 | int y; | |
7a5e53ab | 730 | wxGetCharSize(GetHWND(), NULL, &y, GetFont()); |
09f27917 JS |
731 | // JACS: we should always use the height calculated |
732 | // from above, because otherwise we'll get a spin control | |
733 | // that's too big. So never use the height calculated | |
734 | // from wxSpinButton::DoGetBestSize(). | |
57f4f925 | 735 | |
2aa54d47 | 736 | wxSize tsize(xlen + sizeBtn.x + MARGIN_BETWEEN + 3*y/10 + 10, |
40aa1a7e VZ |
737 | EDIT_HEIGHT_FROM_CHAR_HEIGHT(y)); |
738 | ||
739 | // Check if the user requested a non-standard height. | |
740 | if ( ylen > 0 ) | |
741 | tsize.IncBy(0, ylen - y); | |
baccb514 | 742 | |
40aa1a7e | 743 | return tsize; |
baccb514 VZ |
744 | } |
745 | ||
b782f2e0 VZ |
746 | void wxSpinCtrl::DoMoveWindow(int x, int y, int width, int height) |
747 | { | |
baccb514 | 748 | int widthBtn = wxSpinButton::DoGetBestSize().x; |
b782f2e0 | 749 | int widthText = width - widthBtn - MARGIN_BETWEEN; |
f46e6a1e | 750 | if ( widthText < 0 ) |
b782f2e0 | 751 | { |
f46e6a1e VZ |
752 | // This can happen during the initial window layout when it's total |
753 | // size is too small to accommodate all the controls and usually is not | |
754 | // a problem because the window will be relaid out with enough space | |
755 | // later. Of course, if it isn't and this is our final size, then we | |
756 | // have a real problem but as we don't know if this is going to be the | |
757 | // case or not, just hope for the best -- we used to give a debug | |
758 | // warning here and this was annoying as it could result in dozens of | |
759 | // perfectly harmless warnings. | |
760 | widthText = 0; | |
b782f2e0 VZ |
761 | } |
762 | ||
8e44f3ca | 763 | // 1) The buddy window |
7d86a2d4 | 764 | DoMoveSibling(m_hwndBuddy, x, y, widthText, height); |
b782f2e0 | 765 | |
8e44f3ca | 766 | // 2) The button window |
f46e6a1e VZ |
767 | if ( widthText > 0 ) |
768 | x += widthText + MARGIN_BETWEEN; | |
7d86a2d4 | 769 | wxSpinButton::DoMoveWindow(x, y, widthBtn, height); |
b782f2e0 VZ |
770 | } |
771 | ||
f6bcfd97 BP |
772 | // get total size of the control |
773 | void wxSpinCtrl::DoGetSize(int *x, int *y) const | |
774 | { | |
775 | RECT spinrect, textrect, ctrlrect; | |
776 | GetWindowRect(GetHwnd(), &spinrect); | |
6fe19057 | 777 | GetWindowRect(GetBuddyHwnd(), &textrect); |
f6bcfd97 BP |
778 | UnionRect(&ctrlrect,&textrect, &spinrect); |
779 | ||
780 | if ( x ) | |
781 | *x = ctrlrect.right - ctrlrect.left; | |
782 | if ( y ) | |
783 | *y = ctrlrect.bottom - ctrlrect.top; | |
784 | } | |
785 | ||
b7527dde VS |
786 | void wxSpinCtrl::DoGetClientSize(int *x, int *y) const |
787 | { | |
788 | RECT spinrect = wxGetClientRect(GetHwnd()); | |
789 | RECT textrect = wxGetClientRect(GetBuddyHwnd()); | |
790 | RECT ctrlrect; | |
791 | UnionRect(&ctrlrect,&textrect, &spinrect); | |
792 | ||
793 | if ( x ) | |
794 | *x = ctrlrect.right - ctrlrect.left; | |
795 | if ( y ) | |
796 | *y = ctrlrect.bottom - ctrlrect.top; | |
797 | } | |
798 | ||
f6bcfd97 BP |
799 | void wxSpinCtrl::DoGetPosition(int *x, int *y) const |
800 | { | |
801 | // hack: pretend that our HWND is the text control just for a moment | |
802 | WXHWND hWnd = GetHWND(); | |
803 | wxConstCast(this, wxSpinCtrl)->m_hWnd = m_hwndBuddy; | |
804 | ||
805 | wxSpinButton::DoGetPosition(x, y); | |
806 | ||
807 | wxConstCast(this, wxSpinCtrl)->m_hWnd = hWnd; | |
808 | } | |
809 | ||
74124ea9 | 810 | #endif // wxUSE_SPINCTRL |