1 /////////////////////////////////////////////////////////////////////////////
2 // Name: 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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
21 #pragma implementation "control.h"
24 // For compilers that support precompilation, includes "wx.h".
25 #include "wx/wxprec.h"
36 #include "wx/dcclient.h"
38 #include "wx/settings.h"
41 #include "wx/control.h"
44 #include "wx/notebook.h"
45 #endif // wxUSE_NOTEBOOK
47 #include "wx/msw/private.h"
48 #include "wx/msw/uxtheme.h"
50 #if defined(__WIN95__) && !(defined(__GNUWIN32_OLD__) && !defined(__CYGWIN10__))
54 // ----------------------------------------------------------------------------
56 // ----------------------------------------------------------------------------
58 IMPLEMENT_ABSTRACT_CLASS(wxControl
, wxWindow
)
60 // ============================================================================
61 // wxControl implementation
62 // ============================================================================
64 // ----------------------------------------------------------------------------
65 // wxControl ctor/dtor
66 // ----------------------------------------------------------------------------
68 wxControl::~wxControl()
70 m_isBeingDeleted
= true;
73 // ----------------------------------------------------------------------------
74 // control window creation
75 // ----------------------------------------------------------------------------
77 bool wxControl::Create(wxWindow
*parent
,
82 const wxValidator
& wxVALIDATOR_PARAM(validator
),
85 if ( !wxWindow::Create(parent
, id
, pos
, size
, style
, name
) )
89 SetValidator(validator
);
95 bool wxControl::MSWCreateControl(const wxChar
*classname
,
96 const wxString
& label
,
101 WXDWORD msStyle
= MSWGetStyle(GetWindowStyle(), &exstyle
);
103 return MSWCreateControl(classname
, msStyle
, pos
, size
, label
, exstyle
);
106 bool wxControl::MSWCreateControl(const wxChar
*classname
,
110 const wxString
& label
,
113 // if no extended style given, determine it ourselves
114 if ( exstyle
== (WXDWORD
)-1 )
117 (void) MSWGetStyle(GetWindowStyle(), &exstyle
);
120 // all controls should have this style
123 // create the control visible if it's currently shown for wxWidgets
129 // choose the position for the control: we have a problem with default size
130 // here as we can't calculate the best size before the control exists
131 // (DoGetBestSize() may need to use m_hWnd), so just choose the minimal
132 // possible but non 0 size because 0 window width/height result in problems
134 int x
= pos
.x
== wxDefaultCoord
? 0 : pos
.x
,
135 y
= pos
.y
== wxDefaultCoord
? 0 : pos
.y
,
136 w
= size
.x
== wxDefaultCoord
? 1 : size
.x
,
137 h
= size
.y
== wxDefaultCoord
? 1 : size
.y
;
139 // ... and adjust it to account for a possible parent frames toolbar
140 AdjustForParentClientOrigin(x
, y
);
142 m_hWnd
= (WXHWND
)::CreateWindowEx
144 exstyle
, // extended style
145 classname
, // the kind of control to create
146 label
, // the window name
147 style
, // the window style
148 x
, y
, w
, h
, // the window position and size
149 GetHwndOf(GetParent()), // parent
150 (HMENU
)GetId(), // child id
151 wxGetInstance(), // app instance
152 NULL
// creation parameters
157 wxLogDebug(wxT("Failed to create a control of class '%s'"), classname
);
158 wxFAIL_MSG(_T("something is very wrong, CreateWindowEx failed"));
163 // install wxWidgets window proc for this window
166 // set up fonts and colours
169 SetFont(GetDefaultAttributes().font
);
171 // set the size now if no initial size specified
172 SetInitialBestSize(size
);
177 // ----------------------------------------------------------------------------
179 // ----------------------------------------------------------------------------
181 wxBorder
wxControl::GetDefaultBorder() const
183 // we want to automatically give controls a sunken style (confusingly,
184 // it may not really mean sunken at all as we map it to WS_EX_CLIENTEDGE
185 // which is not sunken at all under Windows XP -- rather, just the default)
186 return wxBORDER_SUNKEN
;
189 WXDWORD
wxControl::MSWGetStyle(long style
, WXDWORD
*exstyle
) const
191 long msStyle
= wxWindow::MSWGetStyle(style
, exstyle
);
193 if ( AcceptsFocus() )
195 msStyle
|= WS_TABSTOP
;
201 wxSize
wxControl::DoGetBestSize() const
203 return wxSize(DEFAULT_ITEM_WIDTH
, DEFAULT_ITEM_HEIGHT
);
206 // This is a helper for all wxControls made with UPDOWN native control.
207 // In wxMSW it was only wxSpinCtrl derived from wxSpinButton but in
208 // WinCE of Smartphones this happens also for native wxTextCtrl,
209 // wxChoice and others.
210 wxSize
wxControl::GetBestSpinerSize(const bool is_vertical
) const
212 // take size according to layout
214 #if defined(__SMARTPHONE__) && defined(__WXWINCE__)
217 ::GetSystemMetrics(is_vertical
? SM_CXVSCROLL
: SM_CXHSCROLL
),
218 ::GetSystemMetrics(is_vertical
? SM_CYVSCROLL
: SM_CYHSCROLL
)
222 // correct size as for undocumented MSW variants cases (WinCE and perhaps others)
224 bestSize
.x
= bestSize
.y
;
226 bestSize
.y
= bestSize
.x
;
228 // double size according to layout
237 /* static */ wxVisualAttributes
238 wxControl::GetClassDefaultAttributes(wxWindowVariant
WXUNUSED(variant
))
240 wxVisualAttributes attrs
;
242 // old school (i.e. not "common") controls use the standard dialog font
244 attrs
.font
= wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT
);
246 // most, or at least many, of the controls use the same colours as the
247 // buttons -- others will have to override this (and possibly simply call
248 // GetCompositeControlsDefaultAttributes() from their versions)
249 attrs
.colFg
= wxSystemSettings::GetColour(wxSYS_COLOUR_BTNTEXT
);
250 attrs
.colBg
= wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE
);
255 // another version for the "composite", i.e. non simple controls
256 /* static */ wxVisualAttributes
257 wxControl::GetCompositeControlsDefaultAttributes(wxWindowVariant
WXUNUSED(variant
))
259 wxVisualAttributes attrs
;
260 attrs
.font
= wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT
);
261 attrs
.colFg
= wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT
);
262 attrs
.colBg
= wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW
);
267 // ----------------------------------------------------------------------------
269 // ----------------------------------------------------------------------------
271 bool wxControl::ProcessCommand(wxCommandEvent
& event
)
273 return GetEventHandler()->ProcessEvent(event
);
277 bool wxControl::MSWOnNotify(int idCtrl
,
281 wxEventType eventType
wxDUMMY_INITIALIZE(wxEVT_NULL
);
283 NMHDR
*hdr
= (NMHDR
*) lParam
;
287 eventType
= wxEVT_COMMAND_LEFT_CLICK
;
291 eventType
= wxEVT_COMMAND_LEFT_DCLICK
;
295 eventType
= wxEVT_COMMAND_RIGHT_CLICK
;
299 eventType
= wxEVT_COMMAND_RIGHT_DCLICK
;
303 eventType
= wxEVT_COMMAND_SET_FOCUS
;
307 eventType
= wxEVT_COMMAND_KILL_FOCUS
;
311 eventType
= wxEVT_COMMAND_ENTER
;
315 return wxWindow::MSWOnNotify(idCtrl
, lParam
, result
);
318 wxCommandEvent
event(wxEVT_NULL
, m_windowId
);
319 event
.SetEventType(eventType
);
320 event
.SetEventObject(this);
322 return GetEventHandler()->ProcessEvent(event
);
326 WXHBRUSH
wxControl::DoMSWControlColor(WXHDC pDC
, wxColour colBg
)
331 ::SetTextColor(hdc
, wxColourToRGB(GetForegroundColour()));
334 // use the background colour override if a valid colour is given
338 ::SetBkColor(hdc
, wxColourToRGB(colBg
));
340 // draw children with the same colour as the parent
341 wxBrush
*brush
= wxTheBrushList
->FindOrCreateBrush(colBg
, wxSOLID
);
343 hbr
= (WXHBRUSH
)brush
->GetResourceHandle();
345 else // use our own background colour and recurse upwards if necessary
347 hbr
= MSWGetBgBrush(pDC
);
353 WXHBRUSH
wxControl::MSWControlColor(WXHDC pDC
)
355 // by default consider that the controls text shouldn't erase the
356 // background under it (this is true for all static controls, check boxes,
357 // radio buttons, ...
358 ::SetBkMode((HDC
)pDC
, TRANSPARENT
);
360 return DoMSWControlColor(pDC
, wxNullColour
);
363 WXHBRUSH
wxControl::MSWControlColorDisabled(WXHDC pDC
)
365 return DoMSWControlColor(pDC
,
366 wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE
));
369 // ---------------------------------------------------------------------------
371 // ---------------------------------------------------------------------------
373 // this is used in radiobox.cpp and slider95.cpp and should be removed as soon
374 // as it is not needed there any more!
376 // Call this repeatedly for several wnds to find the overall size
378 // Call it initially with wxDefaultCoord for all values in rect.
379 // Keep calling for other widgets, and rect will be modified
380 // to calculate largest bounding rectangle.
381 void wxFindMaxSize(WXHWND wnd
, RECT
*rect
)
383 int left
= rect
->left
;
384 int right
= rect
->right
;
386 int bottom
= rect
->bottom
;
388 GetWindowRect((HWND
) wnd
, rect
);
393 if (left
< rect
->left
)
396 if (right
> rect
->right
)
402 if (bottom
> rect
->bottom
)
403 rect
->bottom
= bottom
;
406 #endif // wxUSE_CONTROLS