/////////////////////////////////////////////////////////////////////////////
-// Name: control.cpp
+// Name: msw/control.cpp
// Purpose: wxControl class
// Author: Julian Smart
// Modified by:
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
-#pragma implementation "control.h"
+ #pragma implementation "control.h"
#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
-#pragma hdrstop
+ #pragma hdrstop
#endif
+#if wxUSE_CONTROLS
+
#ifndef WX_PRECOMP
-#include "wx/event.h"
-#include "wx/app.h"
-#include "wx/dcclient.h"
+ #include "wx/event.h"
+ #include "wx/app.h"
+ #include "wx/dcclient.h"
+ #include "wx/log.h"
#endif
#include "wx/control.h"
#include "wx/msw/private.h"
-#if (defined(__WIN95__) && !defined(__GNUWIN32__)) || defined(__TWIN32__)
-#include <commctrl.h>
-#endif
-
-#ifdef GetCharWidth
-#undef GetCharWidth
-#undef GetWindowProc
+#if defined(__WIN95__) && !((defined(__GNUWIN32_OLD__) || defined(__TWIN32__)) && !defined(__CYGWIN10__))
+ #include <commctrl.h>
#endif
-#if !USE_SHARED_LIBRARY
IMPLEMENT_ABSTRACT_CLASS(wxControl, wxWindow)
BEGIN_EVENT_TABLE(wxControl, wxWindow)
EVT_ERASE_BACKGROUND(wxControl::OnEraseBackground)
END_EVENT_TABLE()
-#endif
// Item members
-wxControl::wxControl(void)
+wxControl::wxControl()
{
- m_backgroundColour = *wxWHITE;
- m_foregroundColour = *wxBLACK;
- m_callback = 0;
-// m_windowCursor = wxNullCursor; // To avoid the standard cursor being used
+#if WXWIN_COMPATIBILITY
+ m_callback = 0;
+#endif // WXWIN_COMPATIBILITY
}
-wxControl::~wxControl(void)
+wxControl::~wxControl()
{
- m_isBeingDeleted = TRUE;
-
- // If we delete an item, we should initialize the parent panel,
- // because it could now be invalid.
- wxWindow *parent = (wxWindow *)GetParent();
- if (parent)
- {
- if (parent->GetDefaultItem() == (wxButton*) this)
- parent->SetDefaultItem(NULL);
- }
+ m_isBeingDeleted = TRUE;
}
-void wxControl::SetLabel(const wxString& label)
+
+bool wxControl::Create(wxWindow *parent, wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size, long style,
+ const wxValidator& validator,
+ const wxString& name)
{
- if (GetHWND())
- SetWindowText((HWND) GetHWND(), (const char *)label);
+ bool rval = wxWindow::Create(parent, id, pos, size, style, name);
+ if (rval) {
+#if wxUSE_VALIDATORS
+ SetValidator(validator);
+#endif
+ }
+ return rval;
}
-wxString wxControl::GetLabel(void) const
+bool wxControl::MSWCreateControl(const wxChar *classname,
+ WXDWORD style,
+ const wxPoint& pos,
+ const wxSize& size,
+ const wxString& label,
+ WXDWORD exstyle)
{
- wxBuffer[0] = 0;
- if (GetHWND())
+ // want3D tells us whether or not the style specified a 3D border.
+ // If so, under WIN16 we can use Ctl3D to give it an appropriate style.
+ // Sometimes want3D is used to indicate that the non-extended style should have
+ // WS_BORDER.
+ bool want3D = TRUE;
+
+ // if no extended style given, determine it ourselves
+ if ( exstyle == (WXDWORD)-1 )
{
- int len = GetWindowText((HWND)GetHWND(), wxBuffer, 256);
- wxBuffer[len] = 0;
+ exstyle = GetExStyle(style, &want3D);
}
- return wxString(wxBuffer);
-}
+ // all controls have these styles (wxWindows creates all controls visible
+ // by default)
+ style |= WS_CHILD | WS_VISIBLE;
+
+ int x = pos.x == -1 ? 0 : pos.x,
+ y = pos.y == -1 ? 0 : pos.y,
+ w = size.x == -1 ? 0 : size.x,
+ h = size.y == -1 ? 0 : size.y;
+
+ m_hWnd = (WXHWND)::CreateWindowEx
+ (
+ exstyle, // extended style
+ classname, // the kind of control to create
+ label, // the window name
+ style, // the window style
+ x, y, w, h, // the window position and size
+ GetHwndOf(GetParent()), // parent
+ (HMENU)GetId(), // child id
+ wxGetInstance(), // app instance
+ NULL // creation parameters
+ );
+
+ if ( !m_hWnd )
+ {
+ wxLogDebug(wxT("Failed to create a control of class '%s'"), classname);
+ wxFAIL_MSG(_T("something is very wrong"));
-// Call this repeatedly for several wnds to find the overall size
-// of the widget.
-// Call it initially with -1 for all values in rect.
-// Keep calling for other widgets, and rect will be modified
-// to calculate largest bounding rectangle.
-void wxFindMaxSize(WXHWND wnd, RECT *rect)
-{
- int left = rect->left;
- int right = rect->right;
- int top = rect->top;
- int bottom = rect->bottom;
+ return FALSE;
+ }
- GetWindowRect((HWND) wnd, rect);
+#if wxUSE_CTL3D
+ if ( want3D )
+ {
+ Ctl3dSubclassCtl(GetHwnd());
+ m_useCtl3D = TRUE;
+ }
+#endif // wxUSE_CTL3D
- if (left < 0)
- return;
+ // install wxWindows window proc for this window
+ SubclassWin(m_hWnd);
- if (left < rect->left)
- rect->left = left;
+ // controls use the same font and colours as their parent dialog by default
+ InheritAttributes();
- if (right > rect->right)
- rect->right = right;
+ // set the size now if no initial size specified
+ if ( w == 0 || h == 0 )
+ {
+ SetBestSize(size);
+ }
- if (top < rect->top)
- rect->top = top;
+ return TRUE;
+}
- if (bottom > rect->bottom)
- rect->bottom = bottom;
+wxSize wxControl::DoGetBestSize() const
+{
+ return wxSize(DEFAULT_ITEM_WIDTH, DEFAULT_ITEM_HEIGHT);
+}
+
+bool wxControl::ProcessCommand(wxCommandEvent& event)
+{
+#if WXWIN_COMPATIBILITY
+ if ( m_callback )
+ {
+ (void)(*m_callback)(*this, event);
+
+ return TRUE;
+ }
+ else
+#endif // WXWIN_COMPATIBILITY
+ return GetEventHandler()->ProcessEvent(event);
}
#ifdef __WIN95__
WXLPARAM lParam,
WXLPARAM* result)
{
- wxCommandEvent event(wxEVT_NULL, m_windowId);
wxEventType eventType = wxEVT_NULL;
- NMHDR *hdr1 = (NMHDR*) lParam;
- switch ( hdr1->code )
+
+ NMHDR *hdr = (NMHDR*) lParam;
+ switch ( hdr->code )
{
case NM_CLICK:
eventType = wxEVT_COMMAND_LEFT_CLICK;
return wxWindow::MSWOnNotify(idCtrl, lParam, result);
}
+ wxCommandEvent event(wxEVT_NULL, m_windowId);
event.SetEventType(eventType);
event.SetEventObject(this);
}
#endif // Win95
-void wxControl::ProcessCommand (wxCommandEvent & event)
+void wxControl::OnEraseBackground(wxEraseEvent& event)
{
- // Tries:
- // 1) A callback function (to become obsolete)
- // 2) OnCommand, starting at this window and working up parent hierarchy
- // 3) OnCommand then calls ProcessEvent to search the event tables.
- if (m_callback)
+ // notice that this 'dumb' implementation may cause flicker for some of the
+ // controls in which case they should intercept wxEraseEvent and process it
+ // themselves somehow
+
+ RECT rect;
+ ::GetClientRect(GetHwnd(), &rect);
+
+ HBRUSH hBrush = ::CreateSolidBrush(wxColourToRGB(GetBackgroundColour()));
+
+ HDC hdc = GetHdcOf((*event.GetDC()));
+ int mode = ::SetMapMode(hdc, MM_TEXT);
+
+ ::FillRect(hdc, &rect, hBrush);
+ ::DeleteObject(hBrush);
+ ::SetMapMode(hdc, mode);
+}
+
+WXHBRUSH wxControl::OnCtlColor(WXHDC pDC, WXHWND WXUNUSED(pWnd), WXUINT WXUNUSED(nCtlColor),
+#if wxUSE_CTL3D
+ WXUINT message,
+ WXWPARAM wParam,
+ WXLPARAM lParam
+#else
+ WXUINT WXUNUSED(message),
+ WXWPARAM WXUNUSED(wParam),
+ WXLPARAM WXUNUSED(lParam)
+#endif
+ )
+{
+#if wxUSE_CTL3D
+ if ( m_useCtl3D )
{
- (void) (*(m_callback)) (*this, event);
+ HBRUSH hbrush = Ctl3dCtlColorEx(message, wParam, lParam);
+ return (WXHBRUSH) hbrush;
}
+#endif // wxUSE_CTL3D
+
+ HDC hdc = (HDC)pDC;
+ if (GetParent()->GetTransparentBackground())
+ SetBkMode(hdc, TRANSPARENT);
else
- {
- GetEventHandler()->OnCommand(*this, event);
- }
-}
+ SetBkMode(hdc, OPAQUE);
-void wxControl::OnEraseBackground(wxEraseEvent& event)
-{
- // In general, you don't want to erase the background of a control,
- // or you'll get a flicker.
- // TODO: move this 'null' function into each control that
- // might flicker.
+ wxColour colBack = GetBackgroundColour();
- RECT rect;
- ::GetClientRect((HWND) GetHWND(), &rect);
+ ::SetBkColor(hdc, wxColourToRGB(colBack));
+ ::SetTextColor(hdc, wxColourToRGB(GetForegroundColour()));
- HBRUSH hBrush = ::CreateSolidBrush(PALETTERGB(GetBackgroundColour().Red(), GetBackgroundColour().Green(), GetBackgroundColour().Blue()));
- int mode = ::SetMapMode((HDC) event.GetDC()->GetHDC(), MM_TEXT);
+ wxBrush *brush = wxTheBrushList->FindOrCreateBrush(colBack, wxSOLID);
- ::FillRect ((HDC) event.GetDC()->GetHDC(), &rect, hBrush);
- ::DeleteObject(hBrush);
- ::SetMapMode((HDC) event.GetDC()->GetHDC(), mode);
+ return (WXHBRUSH)brush->GetResourceHandle();
}
-void wxControl::SetClientSize (int width, int height)
+WXDWORD wxControl::GetExStyle(WXDWORD& style, bool *want3D) const
{
- SetSize (-1, -1, width, height);
+ WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, want3D);
+
+ // Even with extended styles, need to combine with WS_BORDER for them to
+ // look right.
+ if ( *want3D || wxStyleHasBorder(m_windowStyle) )
+ style |= WS_BORDER;
+
+ return exStyle;
}
-void wxControl::Centre (int direction)
+// ---------------------------------------------------------------------------
+// global functions
+// ---------------------------------------------------------------------------
+
+// Call this repeatedly for several wnds to find the overall size
+// of the widget.
+// Call it initially with -1 for all values in rect.
+// Keep calling for other widgets, and rect will be modified
+// to calculate largest bounding rectangle.
+void wxFindMaxSize(WXHWND wnd, RECT *rect)
{
- int x, y, width, height, panel_width, panel_height, new_x, new_y;
+ int left = rect->left;
+ int right = rect->right;
+ int top = rect->top;
+ int bottom = rect->bottom;
- wxWindow *parent = (wxWindow *) GetParent ();
- if (!parent)
- return;
+ GetWindowRect((HWND) wnd, rect);
- parent->GetClientSize (&panel_width, &panel_height);
- GetSize (&width, &height);
- GetPosition (&x, &y);
+ if (left < 0)
+ return;
- new_x = x;
- new_y = y;
+ if (left < rect->left)
+ rect->left = left;
- if (direction & wxHORIZONTAL)
- new_x = (int) ((panel_width - width) / 2);
+ if (right > rect->right)
+ rect->right = right;
- if (direction & wxVERTICAL)
- new_y = (int) ((panel_height - height) / 2);
+ if (top < rect->top)
+ rect->top = top;
- SetSize (new_x, new_y, width, height);
- int temp_x, temp_y;
- GetPosition (&temp_x, &temp_y);
- GetPosition (&temp_x, &temp_y);
+ if (bottom > rect->bottom)
+ rect->bottom = bottom;
}
-
+#endif // wxUSE_CONTROLS
projects / wxWidgets.git / blobdiff