X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3f2711d5c119962a9fcb7198ebf351930d646e23..02a525b385836d41f63e3bbebec869c7b8249026:/src/msw/control.cpp diff --git a/src/msw/control.cpp b/src/msw/control.cpp index 652b4929f7..ef6dfe5b98 100644 --- a/src/msw/control.cpp +++ b/src/msw/control.cpp @@ -1,80 +1,146 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: control.cpp +// Name: msw/control.cpp // Purpose: wxControl class // Author: Julian Smart // Modified by: // Created: 01/02/97 // RCS-ID: $Id$ -// Copyright: (c) Julian Smart and Markus Holzem +// Copyright: (c) Julian Smart // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "control.h" +// ============================================================================ +// declarations +// ============================================================================ + +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- + +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) + #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" + #include "wx/settings.h" #endif #include "wx/control.h" #include "wx/msw/private.h" -#if (defined(__WIN95__) && !defined(__GNUWIN32__)) || defined(__TWIN32__) || defined(wxUSE_NORLANDER_HEADERS) -#include +#if defined(__WIN95__) && !(defined(__GNUWIN32_OLD__) && !defined(__CYGWIN10__)) + #include #endif -#if !USE_SHARED_LIBRARY +// ---------------------------------------------------------------------------- +// wxWin macros +// ---------------------------------------------------------------------------- + IMPLEMENT_ABSTRACT_CLASS(wxControl, wxWindow) BEGIN_EVENT_TABLE(wxControl, wxWindow) EVT_ERASE_BACKGROUND(wxControl::OnEraseBackground) END_EVENT_TABLE() -#endif -// Item members -wxControl::wxControl() +// ============================================================================ +// wxControl implementation +// ============================================================================ + +// ---------------------------------------------------------------------------- +// wxControl ctor/dtor +// ---------------------------------------------------------------------------- + +wxControl::~wxControl() +{ + m_isBeingDeleted = true; +} + +// ---------------------------------------------------------------------------- +// control window creation +// ---------------------------------------------------------------------------- + +bool wxControl::Create(wxWindow *parent, + wxWindowID id, + const wxPoint& pos, + const wxSize& size, + long style, + const wxValidator& wxVALIDATOR_PARAM(validator), + const wxString& name) { - m_backgroundColour = *wxWHITE; - m_foregroundColour = *wxBLACK; + if ( !wxWindow::Create(parent, id, pos, size, style, name) ) + return false; -#if WXWIN_COMPATIBILITY - m_callback = 0; -#endif // WXWIN_COMPATIBILITY +#if wxUSE_VALIDATORS + SetValidator(validator); +#endif + + return true; } -wxControl::~wxControl() +bool wxControl::MSWCreateControl(const wxChar *classname, + const wxString& label, + const wxPoint& pos, + const wxSize& size) { - m_isBeingDeleted = TRUE; + WXDWORD exstyle; + WXDWORD msStyle = MSWGetStyle(GetWindowStyle(), &exstyle); + + return MSWCreateControl(classname, msStyle, pos, size, label, exstyle); } -bool wxControl::MSWCreateControl(const wxChar *classname, WXDWORD style) +bool wxControl::MSWCreateControl(const wxChar *classname, + WXDWORD style, + const wxPoint& pos, + const wxSize& size, + const wxString& label, + WXDWORD exstyle) { - // VZ: if someone could put a comment here explaining what exactly this is - // needed for, it would be nice... - bool want3D; + // if no extended style given, determine it ourselves + if ( exstyle == (WXDWORD)-1 ) + { + exstyle = 0; + (void) MSWGetStyle(GetWindowStyle(), &exstyle); + } - // all controls have these childs (wxWindows creates all controls visible - // by default) - style |= WS_CHILD | WS_VISIBLE; + // all controls should have this style + style |= WS_CHILD; + + // create the control visible if it's currently shown for wxWidgets + if ( m_isShown ) + { + style |= WS_VISIBLE; + } + + // choose the position for the control + int x = pos.x == wxDefaultCoord ? 0 : pos.x, + y = pos.y == wxDefaultCoord ? 0 : pos.y, + w = size.x == wxDefaultCoord ? 0 : size.x, + h = size.y == wxDefaultCoord ? 0 : size.y; + + // ... and adjust it to account for a possible parent frames toolbar + AdjustForParentClientOrigin(x, y); m_hWnd = (WXHWND)::CreateWindowEx ( - GetExStyle(style, &want3D), // extended style + exstyle, // extended style classname, // the kind of control to create - NULL, // the window name + label, // the window name style, // the window style - 0, 0, 0, 0, // the window position and size + x, y, w, h, // the window position and size GetHwndOf(GetParent()), // parent (HMENU)GetId(), // child id wxGetInstance(), // app instance @@ -83,47 +149,130 @@ bool wxControl::MSWCreateControl(const wxChar *classname, WXDWORD style) if ( !m_hWnd ) { -#ifdef __WXDEBUG__ - wxLogError(wxT("Failed to create a control of class '%s'"), classname); -#endif // DEBUG + wxLogDebug(wxT("Failed to create a control of class '%s'"), classname); + wxFAIL_MSG(_T("something is very wrong, CreateWindowEx failed")); - return FALSE; + return false; } #if wxUSE_CTL3D if ( want3D ) { Ctl3dSubclassCtl(GetHwnd()); - m_useCtl3D = TRUE; + m_useCtl3D = true; } #endif // wxUSE_CTL3D - // subclass again for purposes of dialog editing mode + // install wxWidgets window proc for this window SubclassWin(m_hWnd); - // controls use the same font and colours as their parent dialog by default + // set up fonts and colours InheritAttributes(); + if (!m_hasFont) + SetFont(GetDefaultAttributes().font); + + // set the size now if no initial size specified + SetInitialBestSize(size); - return TRUE; + return true; } -wxSize wxControl::DoGetBestSize() +// ---------------------------------------------------------------------------- +// various accessors +// ---------------------------------------------------------------------------- + +wxBorder wxControl::GetDefaultBorder() const { - return wxSize(DEFAULT_ITEM_WIDTH, DEFAULT_ITEM_HEIGHT); + // we want to automatically give controls a sunken style (confusingly, + // it may not really mean sunken at all as we map it to WS_EX_CLIENTEDGE + // which is not sunken at all under Windows XP -- rather, just the default) + return wxBORDER_SUNKEN; } -bool wxControl::ProcessCommand(wxCommandEvent& event) +WXDWORD wxControl::MSWGetStyle(long style, WXDWORD *exstyle) const { -#if WXWIN_COMPATIBILITY - if ( m_callback ) - { - (void)(*m_callback)(this, event); + long msStyle = wxWindow::MSWGetStyle(style, exstyle); - return TRUE; + if ( AcceptsFocus() ) + { + msStyle |= WS_TABSTOP; } + + return msStyle; +} + +wxSize wxControl::DoGetBestSize() const +{ + return wxSize(DEFAULT_ITEM_WIDTH, DEFAULT_ITEM_HEIGHT); +} + +// This is a helper for all wxControls made with UPDOWN native control. +// In wxMSW it was only wxSpinCtrl derived from wxSpinButton but in +// WinCE of Smartphones this happens also for native wxTextCtrl, +// wxChoice and others. +wxSize wxControl::GetBestSpinerSize(const bool is_vertical) const +{ + // take size according to layout + wxSize bestSize( +#if defined(__SMARTPHONE__) && defined(__WXWINCE__) + 0,GetCharHeight() +#else + GetSystemMetrics(is_vertical ? SM_CXVSCROLL : SM_CXHSCROLL), + GetSystemMetrics(is_vertical ? SM_CYVSCROLL : SM_CYHSCROLL) +#endif + ); + + // correct size as for undocumented MSW variants cases (WinCE and perhaps others) + if (bestSize.x==0) + bestSize.x = bestSize.y; + if (bestSize.y==0) + bestSize.y = bestSize.x; + + // double size according to layout + if (is_vertical) + bestSize.y *= 2; else -#endif // WXWIN_COMPATIBILITY + bestSize.x *= 2; + + return bestSize; +} + +/* static */ wxVisualAttributes +wxControl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) +{ + wxVisualAttributes attrs; + + // old school (i.e. not "common") controls use the standard dialog font + // by default + attrs.font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT); + + // most, or at least many, of the controls use the same colours as the + // buttons -- others will have to override this (and possibly simply call + // GetCompositeControlsDefaultAttributes() from their versions) + attrs.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_BTNTEXT); + attrs.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE); + + return attrs; +} + +// another version for the "composite", i.e. non simple controls +/* static */ wxVisualAttributes +wxControl::GetCompositeControlsDefaultAttributes(wxWindowVariant WXUNUSED(variant)) +{ + wxVisualAttributes attrs; + attrs.font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT); + attrs.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT); + attrs.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW); + + return attrs; +} + +// ---------------------------------------------------------------------------- +// message handling +// ---------------------------------------------------------------------------- +bool wxControl::ProcessCommand(wxCommandEvent& event) +{ return GetEventHandler()->ProcessEvent(event); } @@ -132,10 +281,10 @@ bool wxControl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM* result) { - wxCommandEvent event(wxEVT_NULL, m_windowId); - wxEventType eventType = wxEVT_NULL; - NMHDR *hdr1 = (NMHDR*) lParam; - switch ( hdr1->code ) + wxEventType eventType wxDUMMY_INITIALIZE(wxEVT_NULL); + + NMHDR *hdr = (NMHDR*) lParam; + switch ( hdr->code ) { case NM_CLICK: eventType = wxEVT_COMMAND_LEFT_CLICK; @@ -169,6 +318,7 @@ bool wxControl::MSWOnNotify(int idCtrl, return wxWindow::MSWOnNotify(idCtrl, lParam, result); } + wxCommandEvent event(wxEVT_NULL, m_windowId); event.SetEventType(eventType); event.SetEventObject(this); @@ -178,10 +328,9 @@ bool wxControl::MSWOnNotify(int idCtrl, 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. + // 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); @@ -189,32 +338,60 @@ void wxControl::OnEraseBackground(wxEraseEvent& event) HBRUSH hBrush = ::CreateSolidBrush(wxColourToRGB(GetBackgroundColour())); HDC hdc = GetHdcOf((*event.GetDC())); + +#ifndef __WXWINCE__ int mode = ::SetMapMode(hdc, MM_TEXT); +#endif ::FillRect(hdc, &rect, hBrush); ::DeleteObject(hBrush); + +#ifndef __WXWINCE__ ::SetMapMode(hdc, mode); +#endif } -WXDWORD wxControl::GetExStyle(WXDWORD& style, bool *want3D) const +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 + ) { - WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, want3D); +#if wxUSE_CTL3D + if ( m_useCtl3D ) + { + HBRUSH hbrush = Ctl3dCtlColorEx(message, wParam, lParam); + return (WXHBRUSH) hbrush; + } +#endif // wxUSE_CTL3D + + HDC hdc = (HDC)pDC; + wxColour colBack = GetBackgroundColour(); + + ::SetBkColor(hdc, wxColourToRGB(colBack)); + ::SetTextColor(hdc, wxColourToRGB(GetForegroundColour())); - // Even with extended styles, need to combine with WS_BORDER for them to - // look right. - if ( *want3D || wxStyleHasBorder(m_windowStyle) ) - style |= WS_BORDER; + wxBrush *brush = wxTheBrushList->FindOrCreateBrush(colBack, wxSOLID); - return exStyle; + return (WXHBRUSH)brush->GetResourceHandle(); } // --------------------------------------------------------------------------- // global functions // --------------------------------------------------------------------------- +// this is used in radiobox.cpp and slider95.cpp and should be removed as soon +// as it is not needed there any more! +// // Call this repeatedly for several wnds to find the overall size // of the widget. -// Call it initially with -1 for all values in rect. +// Call it initially with wxDefaultCoord 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) @@ -242,3 +419,4 @@ void wxFindMaxSize(WXHWND wnd, RECT *rect) rect->bottom = bottom; } +#endif // wxUSE_CONTROLS