d13b34d3f2
Applied patch by snowleopard2 fixing typos in interface/. Extended the fixes throughout trunk. Closes #13076. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@67384 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
436 lines
13 KiB
C++
436 lines
13 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: src/os2/button.cpp
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// Purpose: wxButton
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// Author: David Webster
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// Modified by:
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// Created: 10/13/99
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// RCS-ID: $Id$
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// Copyright: (c) David Webster
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// For compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#include "wx/button.h"
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#ifndef WX_PRECOMP
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#include "wx/app.h"
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#include "wx/brush.h"
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#include "wx/panel.h"
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#include "wx/bmpbuttn.h"
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#include "wx/settings.h"
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#include "wx/dcscreen.h"
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#include "wx/scrolwin.h"
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#include "wx/toplevel.h"
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#endif
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#include "wx/stockitem.h"
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#include "wx/os2/private.h"
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#define BUTTON_HEIGHT_FROM_CHAR_HEIGHT(cy) (11*EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy)/10)
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//
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// Should be at the very least less than winDEFAULT_BUTTON_MARGIN
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//
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#define FOCUS_MARGIN 3
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#ifndef BST_CHECKED
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#define BST_CHECKED 0x0001
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#endif
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// Button
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bool wxButton::Create( wxWindow* pParent,
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wxWindowID vId,
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const wxString& rsLbl,
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const wxPoint& rPos,
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const wxSize& rSize,
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long lStyle,
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const wxValidator& rValidator,
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const wxString& rsName)
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{
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wxString rsLabel(rsLbl);
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if (rsLabel.empty() && wxIsStockID(vId))
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rsLabel = wxGetStockLabel(vId);
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wxString sLabel = ::wxPMTextToLabel(rsLabel);
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SetName(rsName);
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#if wxUSE_VALIDATORS
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SetValidator(rValidator);
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#endif
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m_windowStyle = lStyle;
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pParent->AddChild((wxButton *)this);
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if (vId == -1)
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m_windowId = NewControlId();
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else
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m_windowId = vId;
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lStyle = WS_VISIBLE | WS_TABSTOP | BS_PUSHBUTTON;
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//
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// OS/2 PM does not have Right/Left/Top/Bottom styles.
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// We will have to define an additional style when we implement notebooks
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// for a notebook page button
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//
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if (m_windowStyle & wxCLIP_SIBLINGS )
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lStyle |= WS_CLIPSIBLINGS;
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m_hWnd = (WXHWND)::WinCreateWindow( GetHwndOf(pParent) // Parent handle
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,WC_BUTTON // A Button class window
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,sLabel.c_str() // Button text
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,lStyle // Button style
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,0, 0, 0, 0 // Location and size
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,GetHwndOf(pParent) // Owner handle
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,HWND_TOP // Top of Z-Order
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,vId // Identifier
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,NULL // No control data
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,NULL // No Presentation parameters
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);
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if (m_hWnd == 0)
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{
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return false;
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}
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//
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// Subclass again for purposes of dialog editing mode
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//
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SubclassWin(m_hWnd);
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wxFont* pButtonFont = new wxFont( 8
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,wxSWISS
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,wxNORMAL
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,wxNORMAL
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);
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SetFont(*pButtonFont);
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SetXComp(0);
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SetYComp(0);
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SetSize( rPos.x
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,rPos.y
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,rSize.x
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,rSize.y
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);
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delete pButtonFont;
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return true;
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} // end of wxButton::Create
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wxButton::~wxButton()
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{
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wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
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if (tlw)
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{
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if (tlw->GetDefaultItem() == this)
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{
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//
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// Don't leave the panel with invalid default item
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//
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tlw->SetDefaultItem(NULL);
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}
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}
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} // end of wxButton::~wxButton
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// ----------------------------------------------------------------------------
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// size management including autosizing
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// ----------------------------------------------------------------------------
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wxSize wxButton::DoGetBestSize() const
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{
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wxString rsLabel = wxGetWindowText(GetHWND());
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int nWidthButton;
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int nWidthChar;
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int nHeightChar;
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wxFont vFont = (wxFont)GetFont();
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GetTextExtent( rsLabel
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,&nWidthButton
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,NULL
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);
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wxGetCharSize( GetHWND()
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,&nWidthChar
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,&nHeightChar
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,&vFont
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);
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//
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// Add a margin - the button is wider than just its label
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//
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nWidthButton += 3 * nWidthChar;
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//
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// The button height is proportional to the height of the font used
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//
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int nHeightButton = BUTTON_HEIGHT_FROM_CHAR_HEIGHT(nHeightChar);
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//
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// Need a little extra to make it look right
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//
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nHeightButton += (int)(nHeightChar/1.5);
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if (!HasFlag(wxBU_EXACTFIT))
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{
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wxSize vSize = GetDefaultSize();
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if (nWidthButton > vSize.x)
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vSize.x = nWidthButton;
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if (nHeightButton > vSize.y)
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vSize.y = nHeightButton;
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return vSize;
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}
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return wxSize( nWidthButton
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,nHeightButton
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);
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} // end of wxButton::DoGetBestSize
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/* static */
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wxSize wxButton::GetDefaultSize()
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{
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static wxSize vSizeBtn;
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if (vSizeBtn.x == 0)
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{
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wxScreenDC vDc;
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vDc.SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
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//
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// The size of a standard button in the dialog units is 50x14,
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// translate this to pixels
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// NB1: the multipliers come from the Windows convention
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// NB2: the extra +1/+2 were needed to get the size be the same as the
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// size of the buttons in the standard dialog - I don't know how
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// this happens, but on my system this size is 75x23 in pixels and
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// 23*8 isn't even divisible by 14... Would be nice to understand
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// why these constants are needed though!
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vSizeBtn.x = (50 * (vDc.GetCharWidth() + 1))/4;
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vSizeBtn.y = ((14 * vDc.GetCharHeight()) + 2)/8;
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}
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return vSizeBtn;
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} // end of wxButton::GetDefaultSize
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void wxButton::Command (
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wxCommandEvent& rEvent
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)
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{
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ProcessCommand (rEvent);
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} // end of wxButton::Command
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// ----------------------------------------------------------------------------
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// helpers
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// ----------------------------------------------------------------------------
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bool wxButton::SendClickEvent()
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{
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wxCommandEvent vEvent( wxEVT_COMMAND_BUTTON_CLICKED
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,GetId()
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);
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vEvent.SetEventObject(this);
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return ProcessCommand(vEvent);
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} // end of wxButton::SendClickEvent
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wxWindow *wxButton::SetDefault()
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{
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//
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// Set this one as the default button both for wxWidgets and Windows
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//
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wxWindow* pWinOldDefault = wxButtonBase::SetDefault();
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SetDefaultStyle( wxDynamicCast(pWinOldDefault, wxButton), false);
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SetDefaultStyle( this, true );
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return pWinOldDefault;
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} // end of wxButton::SetDefault
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void wxButton::SetTmpDefault()
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{
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wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
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wxCHECK_RET( tlw, wxT("button without top level window?") );
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wxWindow* pWinOldDefault = tlw->GetDefaultItem();
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tlw->SetTmpDefaultItem(this);
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SetDefaultStyle( wxDynamicCast(pWinOldDefault, wxButton), false);
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SetDefaultStyle( this, true );
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} // end of wxButton::SetTmpDefault
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void wxButton::UnsetTmpDefault()
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{
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wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
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wxCHECK_RET( tlw, wxT("button without top level window?") );
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tlw->SetTmpDefaultItem(NULL);
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wxWindow* pWinOldDefault = tlw->GetDefaultItem();
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SetDefaultStyle( this, false );
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SetDefaultStyle( wxDynamicCast(pWinOldDefault, wxButton), true );
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} // end of wxButton::UnsetTmpDefault
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void wxButton::SetDefaultStyle(
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wxButton* pBtn
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, bool bOn
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)
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{
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long lStyle;
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//
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// We may be called with NULL pointer -- simpler to do the check here than
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// in the caller which does wxDynamicCast()
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//
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if (!pBtn)
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return;
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//
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// First, let DefDlgProc() know about the new default button
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//
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if (bOn)
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{
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if (!wxTheApp->IsActive())
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return;
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//
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// In OS/2 the dialog/panel doesn't really know it has a default
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// button, the default button simply has that style. We'll just
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// simulate by setting focus to it
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//
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pBtn->SetFocus();
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}
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lStyle = ::WinQueryWindowULong(GetHwndOf(pBtn), QWL_STYLE);
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if (!(lStyle & BS_DEFAULT) == bOn)
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{
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if ((lStyle & BS_USERBUTTON) != BS_USERBUTTON)
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{
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if (bOn)
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lStyle |= BS_DEFAULT;
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else
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lStyle &= ~BS_DEFAULT;
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::WinSetWindowULong(GetHwndOf(pBtn), QWL_STYLE, lStyle);
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}
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else
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{
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//
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// Redraw the button - it will notice itself that it's not the
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// default one any longer
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//
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pBtn->Refresh();
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}
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}
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} // end of wxButton::UpdateDefaultStyle
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// ----------------------------------------------------------------------------
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// event/message handlers
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// ----------------------------------------------------------------------------
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bool wxButton::OS2Command(WXUINT uParam, WXWORD WXUNUSED(wId))
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{
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bool bProcessed = false;
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switch (uParam)
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{
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case BN_CLICKED: // normal buttons send this
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case BN_DBLCLICKED: // owner-drawn ones also send this
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bProcessed = SendClickEvent();
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break;
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}
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return bProcessed;
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} // end of wxButton::OS2Command
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WXHBRUSH wxButton::OnCtlColor( WXHDC WXUNUSED(pDC),
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WXHWND WXUNUSED(pWnd),
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WXUINT WXUNUSED(nCtlColor),
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WXUINT WXUNUSED(uMessage),
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WXWPARAM WXUNUSED(wParam),
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WXLPARAM WXUNUSED(lParam) )
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{
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wxBrush* pBackgroundBrush = wxTheBrushList->FindOrCreateBrush( GetBackgroundColour()
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,wxSOLID
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);
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return (WXHBRUSH)pBackgroundBrush->GetResourceHandle();
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} // end of wxButton::OnCtlColor
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void wxButton::MakeOwnerDrawn()
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{
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long lStyle = 0L;
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lStyle = ::WinQueryWindowULong(GetHwnd(), QWL_STYLE);
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if ((lStyle & BS_USERBUTTON) != BS_USERBUTTON)
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{
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//
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// Make it so
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//
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lStyle |= BS_USERBUTTON;
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::WinSetWindowULong(GetHwnd(), QWL_STYLE, lStyle);
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}
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} // end of wxButton::MakeOwnerDrawn
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WXDWORD wxButton::OS2GetStyle(
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long lStyle
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, WXDWORD* pdwExstyle
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) const
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{
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//
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// Buttons never have an external border, they draw their own one
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//
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WXDWORD dwStyle = wxControl::OS2GetStyle( (lStyle & ~wxBORDER_MASK) | wxBORDER_NONE
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,pdwExstyle
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);
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//
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// We must use WS_CLIPSIBLINGS with the buttons or they would draw over
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// each other in any resizable dialog which has more than one button in
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// the bottom
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//
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dwStyle |= WS_CLIPSIBLINGS;
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return dwStyle;
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} // end of wxButton::OS2GetStyle
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MRESULT wxButton::WindowProc( WXUINT uMsg,
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WXWPARAM wParam,
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WXLPARAM lParam )
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{
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//
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// When we receive focus, we want to temporary become the default button in
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// our parent panel so that pressing "Enter" would activate us -- and when
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// losing it we should restore the previous default button as well
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//
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if (uMsg == WM_SETFOCUS)
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{
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if (SHORT1FROMMP(lParam) == TRUE)
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SetTmpDefault();
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else
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UnsetTmpDefault();
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//
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// Let the default processign take place too
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//
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}
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else if (uMsg == WM_BUTTON1DBLCLK)
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{
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//
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// Emulate a click event to force an owner-drawn button to change its
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// appearance - without this, it won't do it
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//
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(void)wxControl::OS2WindowProc( WM_BUTTON1DOWN
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,wParam
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,lParam
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);
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//
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// And conitnue with processing the message normally as well
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//
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}
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//
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// Let the base class do all real processing
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//
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return (wxControl::OS2WindowProc( uMsg
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,wParam
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,lParam
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));
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} // end of wxWindowProc
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