1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/msw/control.cpp
3 // Purpose: wxControl class
4 // Author: Julian Smart
8 // Copyright: (c) Julian Smart
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
12 // ============================================================================
14 // ============================================================================
16 // ----------------------------------------------------------------------------
18 // ----------------------------------------------------------------------------
20 // For compilers that support precompilation, includes "wx.h".
21 #include "wx/wxprec.h"
29 #include "wx/control.h"
32 #include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly"
35 #include "wx/dcclient.h"
37 #include "wx/settings.h"
41 #include "wx/listctrl.h"
42 #endif // wxUSE_LISTCTRL
45 #include "wx/treectrl.h"
46 #endif // wxUSE_TREECTRL
48 #include "wx/msw/private.h"
49 #include "wx/msw/uxtheme.h"
51 // ----------------------------------------------------------------------------
53 // ----------------------------------------------------------------------------
55 IMPLEMENT_ABSTRACT_CLASS(wxControl
, wxWindow
)
57 // ============================================================================
58 // wxControl implementation
59 // ============================================================================
61 // ----------------------------------------------------------------------------
62 // wxControl ctor/dtor
63 // ----------------------------------------------------------------------------
65 wxControl::~wxControl()
67 m_isBeingDeleted
= true;
70 // ----------------------------------------------------------------------------
71 // control window creation
72 // ----------------------------------------------------------------------------
74 bool wxControl::Create(wxWindow
*parent
,
79 const wxValidator
& wxVALIDATOR_PARAM(validator
),
82 if ( !wxWindow::Create(parent
, id
, pos
, size
, style
, name
) )
86 SetValidator(validator
);
92 bool wxControl::MSWCreateControl(const wxChar
*classname
,
93 const wxString
& label
,
98 WXDWORD msStyle
= MSWGetStyle(GetWindowStyle(), &exstyle
);
100 return MSWCreateControl(classname
, msStyle
, pos
, size
, label
, exstyle
);
103 bool wxControl::MSWCreateControl(const wxChar
*classname
,
107 const wxString
& label
,
110 // if no extended style given, determine it ourselves
111 if ( exstyle
== (WXDWORD
)-1 )
114 (void) MSWGetStyle(GetWindowStyle(), &exstyle
);
117 // all controls should have this style
120 // create the control visible if it's currently shown for wxWidgets
126 // choose the position for the control: we have a problem with default size
127 // here as we can't calculate the best size before the control exists
128 // (DoGetBestSize() may need to use m_hWnd), so just choose the minimal
129 // possible but non 0 size because 0 window width/height result in problems
131 int x
= pos
.x
== wxDefaultCoord
? 0 : pos
.x
,
132 y
= pos
.y
== wxDefaultCoord
? 0 : pos
.y
,
133 w
= size
.x
== wxDefaultCoord
? 1 : size
.x
,
134 h
= size
.y
== wxDefaultCoord
? 1 : size
.y
;
136 // ... and adjust it to account for a possible parent frames toolbar
137 AdjustForParentClientOrigin(x
, y
);
139 m_hWnd
= (WXHWND
)::CreateWindowEx
141 exstyle
, // extended style
142 classname
, // the kind of control to create
143 label
, // the window name
144 style
, // the window style
145 x
, y
, w
, h
, // the window position and size
146 GetHwndOf(GetParent()), // parent
147 (HMENU
)GetId(), // child id
148 wxGetInstance(), // app instance
149 NULL
// creation parameters
155 wxFAIL_MSG(wxString::Format
157 _T("CreateWindowEx(\"%s\", flags=%08x, ex=%08x) failed"),
158 classname
, (unsigned int)style
, (unsigned int)exstyle
160 #endif // __WXDEBUG__
165 // install wxWidgets window proc for this window
168 // set up fonts and colours
174 wxFont font
= GetDefaultAttributes().font
;
176 // if we set a font for {list,tree}ctrls and the font size is changed in
177 // the display properties then the font size for these controls doesn't
178 // automatically adjust when they receive WM_SETTINGCHANGE
180 // FIXME: replace the dynamic casts with virtual function calls!!
181 #if wxUSE_LISTCTRL || wxUSE_TREECTRL
182 bool testFont
= false;
184 if ( wxDynamicCastThis(wxListCtrl
) )
186 #endif // wxUSE_LISTCTRL
188 if ( wxDynamicCastThis(wxTreeCtrl
) )
190 #endif // wxUSE_TREECTRL
194 // not sure if we need to explicitly set the font here for Win95/NT4
195 // but we definitely can't do it for any newer version
196 // see wxGetCCDefaultFont() in src/msw/settings.cpp for explanation
197 // of why this test works
199 // TODO: test Win95/NT4 to see if this is needed or breaks the
200 // font resizing as it does on newer versions
201 if ( font
!= wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT
) )
206 #endif // wxUSE_LISTCTRL || wxUSE_TREECTRL
210 SetFont(GetDefaultAttributes().font
);
214 // set the size now if no initial size specified
215 SetInitialSize(size
);
220 // ----------------------------------------------------------------------------
222 // ----------------------------------------------------------------------------
224 wxBorder
wxControl::GetDefaultBorder() const
226 // we want to automatically give controls a sunken style (confusingly,
227 // it may not really mean sunken at all as we map it to WS_EX_CLIENTEDGE
228 // which is not sunken at all under Windows XP -- rather, just the default)
229 #if defined(__POCKETPC__) || defined(__SMARTPHONE__)
230 return wxBORDER_SIMPLE
;
232 return wxBORDER_SUNKEN
;
236 WXDWORD
wxControl::MSWGetStyle(long style
, WXDWORD
*exstyle
) const
238 long msStyle
= wxWindow::MSWGetStyle(style
, exstyle
);
240 if ( AcceptsFocusFromKeyboard() )
242 msStyle
|= WS_TABSTOP
;
248 wxSize
wxControl::DoGetBestSize() const
250 return wxSize(DEFAULT_ITEM_WIDTH
, DEFAULT_ITEM_HEIGHT
);
253 // This is a helper for all wxControls made with UPDOWN native control.
254 // In wxMSW it was only wxSpinCtrl derived from wxSpinButton but in
255 // WinCE of Smartphones this happens also for native wxTextCtrl,
256 // wxChoice and others.
257 wxSize
wxControl::GetBestSpinnerSize(const bool is_vertical
) const
259 // take size according to layout
261 #if defined(__SMARTPHONE__) && defined(__WXWINCE__)
264 ::GetSystemMetrics(is_vertical
? SM_CXVSCROLL
: SM_CXHSCROLL
),
265 ::GetSystemMetrics(is_vertical
? SM_CYVSCROLL
: SM_CYHSCROLL
)
269 // correct size as for undocumented MSW variants cases (WinCE and perhaps others)
271 bestSize
.x
= bestSize
.y
;
273 bestSize
.y
= bestSize
.x
;
275 // double size according to layout
284 /* static */ wxVisualAttributes
285 wxControl::GetClassDefaultAttributes(wxWindowVariant
WXUNUSED(variant
))
287 wxVisualAttributes attrs
;
289 // old school (i.e. not "common") controls use the standard dialog font
291 attrs
.font
= wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT
);
293 // most, or at least many, of the controls use the same colours as the
294 // buttons -- others will have to override this (and possibly simply call
295 // GetCompositeControlsDefaultAttributes() from their versions)
296 attrs
.colFg
= wxSystemSettings::GetColour(wxSYS_COLOUR_BTNTEXT
);
297 attrs
.colBg
= wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE
);
302 // another version for the "composite", i.e. non simple controls
303 /* static */ wxVisualAttributes
304 wxControl::GetCompositeControlsDefaultAttributes(wxWindowVariant
WXUNUSED(variant
))
306 wxVisualAttributes attrs
;
307 attrs
.font
= wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT
);
308 attrs
.colFg
= wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT
);
309 attrs
.colBg
= wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW
);
314 // ----------------------------------------------------------------------------
316 // ----------------------------------------------------------------------------
318 bool wxControl::ProcessCommand(wxCommandEvent
& event
)
320 return GetEventHandler()->ProcessEvent(event
);
323 bool wxControl::MSWOnNotify(int idCtrl
,
327 wxEventType eventType
wxDUMMY_INITIALIZE(wxEVT_NULL
);
329 NMHDR
*hdr
= (NMHDR
*) lParam
;
333 eventType
= wxEVT_COMMAND_LEFT_CLICK
;
337 eventType
= wxEVT_COMMAND_LEFT_DCLICK
;
341 eventType
= wxEVT_COMMAND_RIGHT_CLICK
;
345 eventType
= wxEVT_COMMAND_RIGHT_DCLICK
;
349 eventType
= wxEVT_COMMAND_SET_FOCUS
;
353 eventType
= wxEVT_COMMAND_KILL_FOCUS
;
357 eventType
= wxEVT_COMMAND_ENTER
;
361 return wxWindow::MSWOnNotify(idCtrl
, lParam
, result
);
364 wxCommandEvent
event(wxEVT_NULL
, m_windowId
);
365 event
.SetEventType(eventType
);
366 event
.SetEventObject(this);
368 return GetEventHandler()->ProcessEvent(event
);
371 WXHBRUSH
wxControl::DoMSWControlColor(WXHDC pDC
, wxColour colBg
, WXHWND hWnd
)
376 ::SetTextColor(hdc
, wxColourToRGB(GetForegroundColour()));
382 hbr
= MSWGetBgBrush(pDC
, hWnd
);
384 // if the control doesn't have any bg colour, foreground colour will be
385 // ignored as the return value would be 0 -- so forcefully give it a
386 // non default background brush in this case
387 if ( !hbr
&& m_hasFgCol
)
388 colBg
= GetBackgroundColour();
391 // use the background colour override if a valid colour is given
394 ::SetBkColor(hdc
, wxColourToRGB(colBg
));
396 // draw children with the same colour as the parent
397 wxBrush
*brush
= wxTheBrushList
->FindOrCreateBrush(colBg
, wxSOLID
);
399 hbr
= (WXHBRUSH
)brush
->GetResourceHandle();
403 // if we use custom background, we should set foreground ourselves too
404 if ( hbr
&& !m_hasFgCol
)
406 ::SetTextColor(hdc
, ::GetSysColor(COLOR_WINDOWTEXT
));
408 //else: already set above
413 WXHBRUSH
wxControl::MSWControlColor(WXHDC pDC
, WXHWND hWnd
)
417 if ( HasTransparentBackground() )
418 ::SetBkMode((HDC
)pDC
, TRANSPARENT
);
419 else // if the control is opaque it shouldn't use the parents background
420 colBg
= GetBackgroundColour();
422 return DoMSWControlColor(pDC
, colBg
, hWnd
);
425 WXHBRUSH
wxControl::MSWControlColorDisabled(WXHDC pDC
)
427 return DoMSWControlColor(pDC
,
428 wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE
),
432 // ---------------------------------------------------------------------------
434 // ---------------------------------------------------------------------------
436 // this is used in radiobox.cpp and slider95.cpp and should be removed as soon
437 // as it is not needed there any more!
439 // Call this repeatedly for several wnds to find the overall size
441 // Call it initially with wxDefaultCoord for all values in rect.
442 // Keep calling for other widgets, and rect will be modified
443 // to calculate largest bounding rectangle.
444 void wxFindMaxSize(WXHWND wnd
, RECT
*rect
)
446 int left
= rect
->left
;
447 int right
= rect
->right
;
449 int bottom
= rect
->bottom
;
451 GetWindowRect((HWND
) wnd
, rect
);
456 if (left
< rect
->left
)
459 if (right
> rect
->right
)
465 if (bottom
> rect
->bottom
)
466 rect
->bottom
= bottom
;
469 #endif // wxUSE_CONTROLS