X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0e320a79f187558effb04d92020b470372bbe456..8b49ecd77ad6163ffc378c01b7bb9e1ce152c8dd:/src/os2/button.cpp diff --git a/src/os2/button.cpp b/src/os2/button.cpp index befd0d7156..397ee99eda 100644 --- a/src/os2/button.cpp +++ b/src/os2/button.cpp @@ -1,75 +1,450 @@ ///////////////////////////////////////////////////////////////////////////// // Name: button.cpp // Purpose: wxButton -// Author: AUTHOR +// Author: David Webster // Modified by: -// Created: ??/??/98 +// Created: 10/13/99 // RCS-ID: $Id$ -// Copyright: (c) AUTHOR -// Licence: wxWindows licence +// Copyright: (c) David Webster +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "button.h" +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" + +#ifndef WX_PRECOMP + #include "wx/app.h" + #include "wx/button.h" + #include "wx/brush.h" + #include "wx/panel.h" + #include "wx/bmpbuttn.h" + #include "wx/settings.h" + #include "wx/dcscreen.h" + #include "wx/scrolwin.h" #endif -#include "wx/button.h" +#include "wx/os2/private.h" -#if !USE_SHARED_LIBRARY -IMPLEMENT_DYNAMIC_CLASS(wxButton, wxControl) +#define BUTTON_HEIGHT_FROM_CHAR_HEIGHT(cy) (11*EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy)/10) + +// +// Should be at the very least less than winDEFAULT_BUTTON_MARGIN +// +#define FOCUS_MARGIN 3 + +#ifndef BST_CHECKED +#define BST_CHECKED 0x0001 #endif +IMPLEMENT_DYNAMIC_CLASS(wxButton, wxControl) + // Button -bool wxButton::Create(wxWindow *parent, wxWindowID id, const wxString& label, - const wxPoint& pos, - const wxSize& size, long style, - const wxValidator& validator, - const wxString& name) +bool wxButton::Create( + wxWindow* pParent +, wxWindowID vId +, const wxString& rsLabel +, const wxPoint& rPos +, const wxSize& rSize +, long lStyle +, const wxValidator& rValidator +, const wxString& rsName +) { - SetName(name); - SetValidator(validator); - m_windowStyle = style; - - parent->AddChild((wxButton *)this); - - if (id == -1) + SetName(rsName); +#if wxUSE_VALIDATORS + SetValidator(rValidator); +#endif + m_windowStyle = lStyle; + pParent->AddChild((wxButton *)this); + if (vId == -1) m_windowId = NewControlId(); else - m_windowId = id; + m_windowId = vId; + lStyle = WS_VISIBLE | WS_TABSTOP | BS_PUSHBUTTON; + + // + // OS/2 PM does not have Right/Left/Top/Bottom styles. + // We will have to define an additional style when we implement notebooks + // for a notebook page button + // + if (m_windowStyle & wxCLIP_SIBLINGS ) + lStyle |= WS_CLIPSIBLINGS; + + m_hWnd = (WXHWND)::WinCreateWindow( GetHwndOf(pParent) // Parent handle + ,WC_BUTTON // A Button class window + ,(PSZ)rsLabel.c_str() // Button text + ,lStyle // Button style + ,0, 0, 0, 0 // Location and size + ,GetHwndOf(pParent) // Owner handle + ,HWND_TOP // Top of Z-Order + ,vId // Identifier + ,NULL // No control data + ,NULL // No Presentation parameters + ); + if (m_hWnd == 0) + { + return FALSE; + } + + // + // Subclass again for purposes of dialog editing mode + // + SubclassWin(m_hWnd); + wxFont* pButtonFont = new wxFont( 8 + ,wxSWISS + ,wxNORMAL + ,wxNORMAL + ); + SetFont(*pButtonFont); + SetXComp(0); + SetYComp(0); + SetSize( rPos.x + ,rPos.y + ,rSize.x + ,rSize.y + ); + delete pButtonFont; + return TRUE; +} // end of wxButton::Create + +wxButton::~wxButton() +{ + wxPanel* pPanel = wxDynamicCast(GetParent(), wxPanel); + + if (pPanel) + { + if (pPanel->GetDefaultItem() == this) + { + // + // Don't leave the panel with invalid default item + // + pPanel->SetDefaultItem(NULL); + } + } +} // end of wxButton::~wxButton + +// ---------------------------------------------------------------------------- +// size management including autosizing +// ---------------------------------------------------------------------------- - // TODO: create button +wxSize wxButton::DoGetBestSize() const +{ + wxString rsLabel = wxGetWindowText(GetHWND()); + int nWidthButton; + int nWidthChar; + int nHeightChar; + + GetTextExtent( rsLabel + ,&nWidthButton + ,NULL + ); + + wxGetCharSize( GetHWND() + ,&nWidthChar + ,&nHeightChar + ,(wxFont*)&GetFont() + ); + + // + // Add a margin - the button is wider than just its label + // + nWidthButton += 3 * nWidthChar; + + // + // The button height is proportional to the height of the font used + // + int nHeightButton = BUTTON_HEIGHT_FROM_CHAR_HEIGHT(nHeightChar); + + // + // Need a little extra to make it look right + // + nHeightButton += nHeightChar/1.5; + + if (!HasFlag(wxBU_EXACTFIT)) + { + wxSize vSize = GetDefaultSize(); + + if (nWidthButton > vSize.x) + vSize.x = nWidthButton; + if (nHeightButton > vSize.y) + vSize.y = nHeightButton; + return vSize; + } + return wxSize( nWidthButton + ,nHeightButton + ); +} // end of wxButton::DoGetBestSize + +/* static */ +wxSize wxButton::GetDefaultSize() +{ + static wxSize vSizeBtn; + + if (vSizeBtn.x == 0) + { + wxScreenDC vDc; + + vDc.SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT)); + + // + // The size of a standard button in the dialog units is 50x14, + // translate this to pixels + // NB1: the multipliers come from the Windows convention + // NB2: the extra +1/+2 were needed to get the size be the same as the + // size of the buttons in the standard dialog - I don't know how + // this happens, but on my system this size is 75x23 in pixels and + // 23*8 isn't even divisible by 14... Would be nice to understand + // why these constants are needed though! + vSizeBtn.x = (50 * (vDc.GetCharWidth() + 1))/4; + vSizeBtn.y = ((14 * vDc.GetCharHeight()) + 2)/8; + } + return vSizeBtn; +} // end of wxButton::GetDefaultSize + +void wxButton::Command ( + wxCommandEvent& rEvent +) +{ + ProcessCommand (rEvent); +} // end of wxButton::Command - return FALSE; -} +// ---------------------------------------------------------------------------- +// helpers +// ---------------------------------------------------------------------------- -void wxButton::SetSize(int x, int y, int width, int height, int sizeFlags) +bool wxButton::SendClickEvent() { - // TODO -} + wxCommandEvent vEvent( wxEVT_COMMAND_BUTTON_CLICKED + ,GetId() + ); + + vEvent.SetEventObject(this); + return ProcessCommand(vEvent); +} // end of wxButton::SendClickEvent void wxButton::SetDefault() { - wxWindow *parent = (wxWindow *)GetParent(); - if (parent) - parent->SetDefaultItem(this); + wxWindow* pParent = GetParent(); + + wxCHECK_RET( pParent, _T("button without parent?") ); + + // + // Set this one as the default button both for wxWindows and Windows + // + wxWindow* pWinOldDefault = pParent->SetDefaultItem(this); + + SetDefaultStyle( wxDynamicCast(pWinOldDefault, wxButton) + ,FALSE + ); + SetDefaultStyle( this + ,TRUE + ); +} // end of wxButton::SetDefault + +void wxButton::SetTmpDefault() +{ + wxWindow* pParent = GetParent(); + + wxCHECK_RET( pParent, _T("button without parent?") ); + + wxWindow* pWinOldDefault = pParent->GetDefaultItem(); - // TODO: make button the default -} + pParent->SetTmpDefaultItem(this); + SetDefaultStyle( wxDynamicCast(pWinOldDefault, wxButton) + ,FALSE + ); + SetDefaultStyle( this + ,TRUE + ); +} // end of wxButton::SetTmpDefault -wxString wxButton::GetLabel() const +void wxButton::UnsetTmpDefault() { - // TODO - return wxString(""); -} + wxWindow* pParent = GetParent(); -void wxButton::SetLabel(const wxString& label) + wxCHECK_RET( pParent, _T("button without parent?") ); + + pParent->SetTmpDefaultItem(NULL); + + wxWindow* pWinOldDefault = pParent->GetDefaultItem(); + + SetDefaultStyle( this + ,FALSE + ); + SetDefaultStyle( wxDynamicCast(pWinOldDefault, wxButton) + ,TRUE + ); +} // end of wxButton::UnsetTmpDefault + +void wxButton::SetDefaultStyle( + wxButton* pBtn +, bool bOn +) { - // TODO -} + long lStyle; + // + // We may be called with NULL pointer -- simpler to do the check here than + // in the caller which does wxDynamicCast() + // + if (!pBtn) + return; -void wxButton::Command (wxCommandEvent & event) + // + // First, let DefDlgProc() know about the new default button + // + if (bOn) + { + if (!wxTheApp->IsActive()) + return; + + // + // In OS/2 the dialog/panel doesn't really know it has a default + // button, the default button simply has that style. We'll just + // simulate by setting focus to it + // + pBtn->SetFocus(); + } + lStyle = ::WinQueryWindowULong(GetHwndOf(pBtn), QWL_STYLE); + if (!(lStyle & BS_DEFAULT) == bOn) + { + if ((lStyle & BS_USERBUTTON) != BS_USERBUTTON) + { + if (bOn) + lStyle | BS_DEFAULT; + else + lStyle &= ~BS_DEFAULT; + ::WinSetWindowULong(GetHwndOf(pBtn), QWL_STYLE, lStyle); + } + else + { + // + // Redraw the button - it will notice itself that it's not the + // default one any longer + // + pBtn->Refresh(); + } + } +} // end of wxButton::UpdateDefaultStyle + +// ---------------------------------------------------------------------------- +// event/message handlers +// ---------------------------------------------------------------------------- + +bool wxButton::OS2Command( + WXUINT uParam +, WXWORD wId +) { - ProcessCommand (event); -} + bool bProcessed = FALSE; + + switch (uParam) + { + case BN_CLICKED: // normal buttons send this + case BN_DBLCLICKED: // owner-drawn ones also send this + bProcessed = SendClickEvent(); + break; + } + return bProcessed; +} // end of wxButton::OS2Command + +WXHBRUSH wxButton::OnCtlColor( + WXHDC pDC +, WXHWND pWnd +, WXUINT nCtlColor +, WXUINT uMessage +, WXWPARAM wParam +, WXLPARAM lParam +) +{ + wxBrush* pBackgroundBrush = wxTheBrushList->FindOrCreateBrush( GetBackgroundColour() + ,wxSOLID + ); + + return (WXHBRUSH)pBackgroundBrush->GetResourceHandle(); +} // end of wxButton::OnCtlColor + +void wxButton::MakeOwnerDrawn() +{ + long lStyle = 0L; + + lStyle = ::WinQueryWindowULong(GetHwnd(), QWL_STYLE); + if ((lStyle & BS_USERBUTTON) != BS_USERBUTTON) + { + // + // Make it so + // + lStyle |= BS_USERBUTTON; + ::WinSetWindowULong(GetHwnd(), QWL_STYLE, lStyle); + } +} // end of wxButton::MakeOwnerDrawn + +WXDWORD wxButton::OS2GetStyle( + long lStyle +, WXDWORD* pdwExstyle +) const +{ + // + // Buttons never have an external border, they draw their own one + // + WXDWORD dwStyle = wxControl::OS2GetStyle( (lStyle & ~wxBORDER_MASK) | wxBORDER_NONE + ,pdwExstyle + ); + + // + // We must use WS_CLIPSIBLINGS with the buttons or they would draw over + // each other in any resizeable dialog which has more than one button in + // the bottom + // + dwStyle |= WS_CLIPSIBLINGS; + return dwStyle; +} // end of wxButton::OS2GetStyle + +MRESULT wxButton::WindowProc( + WXUINT uMsg +, WXWPARAM wParam +, WXLPARAM lParam +) +{ + // + // When we receive focus, we want to temporary become the default button in + // our parent panel so that pressing "Enter" would activate us -- and when + // losing it we should restore the previous default button as well + // + if (uMsg == WM_SETFOCUS) + { + if (SHORT1FROMMP(lParam) == TRUE) + SetTmpDefault(); + else + UnsetTmpDefault(); + + // + // Let the default processign take place too + // + } + + else if (uMsg == WM_BUTTON1DBLCLK) + { + // + // Emulate a click event to force an owner-drawn button to change its + // appearance - without this, it won't do it + // + (void)wxControl::OS2WindowProc( WM_BUTTON1DOWN + ,wParam + ,lParam + ); + + // + // And conitnue with processing the message normally as well + // + } + + // + // Let the base class do all real processing + // + return (wxControl::OS2WindowProc( uMsg + ,wParam + ,lParam + )); +} // end of wxWindowProc