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