X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0616b8382daeca5373484e5a22ec1f322c025c95..5e62d4a5c7e36619ba642761917f82a47c9263a5:/src/os2/checklst.cpp diff --git a/src/os2/checklst.cpp b/src/os2/checklst.cpp index 079092b327..0f28068581 100644 --- a/src/os2/checklst.cpp +++ b/src/os2/checklst.cpp @@ -1,11 +1,11 @@ /////////////////////////////////////////////////////////////////////////////// // Name: checklst.cpp // Purpose: implementation of wxCheckListBox class -// Author: AUTHOR +// Author: David Webster // Modified by: -// Created: ??/??/98 +// Created: 10/13/99 // RCS-ID: $Id$ -// Copyright: (c) AUTHOR +// Copyright: (c) David Webster // Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// @@ -13,19 +13,228 @@ // headers & declarations // ============================================================================ -#ifdef __GNUG__ -#pragma implementation "checklst.h" -#endif +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" + +#if wxUSE_OWNER_DRAWN + +#include "wx/object.h" +#include "wx/colour.h" +#include "wx/font.h" +#include "wx/bitmap.h" +#include "wx/window.h" +#include "wx/listbox.h" +#include "wx/ownerdrw.h" +#include "wx/settings.h" +#include "wx/dcmemory.h" +#include "wx/dcscreen.h" +#include "wx/os2/checklst.h" +#include "wx/log.h" -#include "wx/checklst.h" +#define INCL_PM +#include + +// ---------------------------------------------------------------------------- +// private functions +// ---------------------------------------------------------------------------- + +// get item (converted to right type) +#define GetItem(n) ((wxCheckListBoxItem *)(GetItem(n))) // ============================================================================ // implementation // ============================================================================ -#if !USE_SHARED_LIBRARY - IMPLEMENT_DYNAMIC_CLASS(wxCheckListBox, wxListBox) -#endif +IMPLEMENT_DYNAMIC_CLASS(wxCheckListBox, wxListBox) + +// ---------------------------------------------------------------------------- +// declaration and implementation of wxCheckListBoxItem class +// ---------------------------------------------------------------------------- + +class wxCheckListBoxItem : public wxOwnerDrawn +{ + friend class wxCheckListBox; +public: + // + // ctor + // + wxCheckListBoxItem( wxCheckListBox* pParent + ,size_t nIndex + ); + + // + // Drawing functions + // + virtual bool OnDrawItem( wxDC& rDc + ,const wxRect& rRect + ,wxODAction eAct + ,wxODStatus eStat + ); + + // + // Simple accessors + // + bool IsChecked(void) const { return m_bChecked; } + void Check(bool bCheck); + void Toggle(void) { Check(!IsChecked()); } + +private: + bool m_bChecked; + wxCheckListBox* m_pParent; + size_t m_nIndex; +}; // end of CLASS wxCheckListBoxItem + +wxCheckListBoxItem::wxCheckListBoxItem ( + wxCheckListBox* pParent +, size_t nIndex +) +: wxOwnerDrawn( "" + ,TRUE // checkable + ) +{ + m_bChecked = FALSE; + m_pParent = pParent; + m_nIndex = nIndex; + + // + // We don't initialize m_nCheckHeight/Width vars because it's + // done in OnMeasure while they are used only in OnDraw and we + // know that there will always be OnMeasure before OnDraw + // + SetMarginWidth(GetDefaultMarginWidth()); +} // end of wxCheckListBoxItem::wxCheckListBoxItem + +bool wxCheckListBoxItem::OnDrawItem ( + wxDC& rDc +, const wxRect& rRect +, wxODAction eAct +, wxODStatus eStat +) +{ + wxRect vRect = rRect; + + ::WinQueryWindowRect( m_pParent->GetHWND() + ,&rDc.m_vRclPaint + ); + if (IsChecked()) + eStat = (wxOwnerDrawn::wxODStatus)(eStat | wxOwnerDrawn::wxODChecked); + + // + // Unfortunately PM doesn't quite get the text position exact. We need to alter + // it down and to the right, just a little bit. The coords in rRect are OS/2 + // coords not wxWidgets coords. + // + vRect.x += 5; + vRect.y -= 3; + if (wxOwnerDrawn::OnDrawItem( rDc + ,vRect + ,eAct + ,eStat)) + { + size_t nCheckWidth = GetDefaultMarginWidth(); + size_t nCheckHeight = m_pParent->GetItemHeight(); + int nParentHeight; + int nX = rRect.GetX(); + int nY = rRect.GetY(); + int nOldY = nY; + wxColour vColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW)); + wxPen vPenBack; + wxPen vPenGray; + wxPen vPenPrev; + + m_pParent->GetSize( NULL + ,&nParentHeight + ); + + nY = nParentHeight - nY - nCheckHeight; + vPenBack = wxPen(vColour, 1, wxSOLID); + vPenGray = wxPen(wxColour(127, 127, 127), 1, wxSOLID); + + // + // Erase the 1-pixel border + // + rDc.SetPen(vPenBack); + rDc.DrawRectangle( nX + ,nY + ,nCheckWidth + ,nCheckHeight + ); + + // + // Now we draw the smaller rectangle + // + nY++; + nCheckWidth -= 2; + nCheckHeight -= 2; + + // + // Draw hollow gray rectangle + // + rDc.SetPen(vPenGray); + rDc.DrawRectangle( nX + ,nY + ,nCheckWidth + ,nCheckHeight + ); + + nX++; + if (IsChecked()) + { + // + // Draw the check by loading the sys standard bitmap and drawing it + // + HBITMAP hChkBmp = ::WinGetSysBitmap( HWND_DESKTOP + ,SBMP_MENUCHECK + ); + POINTL vPoint = {nX, nOldY + 3}; + + ::WinDrawBitmap( rDc.GetHPS() + ,hChkBmp + ,NULL + ,&vPoint + ,NULL + ,NULL + ,DBM_NORMAL + ); + } + return TRUE; + } + return FALSE; +} // end of wxCheckListBoxItem::OnDrawItem + +// +// Change the state of the item and redraw it +// +void wxCheckListBoxItem::Check ( + bool bCheck +) +{ + m_bChecked = bCheck; + + // + // Index may be chanegd because new items were added/deleted + // + if (m_pParent->GetItemIndex(this) != (int)m_nIndex) + { + // + // Update it + // + int nIndex = m_pParent->GetItemIndex(this); + + wxASSERT_MSG(nIndex != wxNOT_FOUND, wxT("what does this item do here?")); + + m_nIndex = (size_t)nIndex; + } + + + wxCommandEvent vEvent( wxEVT_COMMAND_CHECKLISTBOX_TOGGLED + ,m_pParent->GetId() + ); + + vEvent.SetInt(m_nIndex); + vEvent.SetEventObject(m_pParent); + m_pParent->ProcessCommand(vEvent); +} // end of wxCheckListBoxItem::Check // ---------------------------------------------------------------------------- // implementation of wxCheckListBox class @@ -34,41 +243,253 @@ // define event table // ------------------ BEGIN_EVENT_TABLE(wxCheckListBox, wxListBox) + EVT_CHAR(wxCheckListBox::OnChar) + EVT_LEFT_DOWN(wxCheckListBox::OnLeftClick) END_EVENT_TABLE() -// control creation +// +// Control creation // ---------------- +// -// def ctor: use Create() to really create the control -wxCheckListBox::wxCheckListBox() : wxListBox() +// +// Default ctor: use Create() to really create the control +// +wxCheckListBox::wxCheckListBox() +: wxListBox() { -} +} // end of wxCheckListBox::wxCheckListBox -// ctor which creates the associated control -wxCheckListBox::wxCheckListBox(wxWindow *parent, wxWindowID id, - const wxPoint& pos, const wxSize& size, - int nStrings, const wxString choices[], - long style, const wxValidator& val, - const wxString& name) +// +// Ctor which creates the associated control +// +wxCheckListBox::wxCheckListBox ( + wxWindow* pParent +, wxWindowID vId +, const wxPoint& rPos +, const wxSize& rSize +, int nStrings +, const wxString asChoices[] +, long lStyle +, const wxValidator& rVal +, const wxString& rsName +) : wxListBox() { - // TODO: you'll probably need a separate Create instead of using - // the wxListBox one as here. - Create(parent, id, pos, size, nStrings, choices, style|wxLB_OWNERDRAW, val, name); -} + Create( pParent + ,vId + ,rPos + ,rSize + ,nStrings + ,asChoices + ,lStyle | wxLB_OWNERDRAW + ,rVal + ,rsName + ); +} // end of wxCheckListBox::wxCheckListBox + +wxCheckListBox::wxCheckListBox ( + wxWindow* pParent +, wxWindowID vId +, const wxPoint& rPos +, const wxSize& rSize +, const wxArrayString& asChoices +, long lStyle +, const wxValidator& rVal +, const wxString& rsName +) + : wxListBox() +{ + wxCArrayString chs(asChoices); + Create( pParent + ,vId + ,rPos + ,rSize + ,chs.GetCount() + ,chs.GetStrings() + ,lStyle | wxLB_OWNERDRAW + ,rVal + ,rsName + ); +} // end of wxCheckListBox::wxCheckListBox + +void wxCheckListBox::Delete( + int N +) +{ + wxCHECK_RET( N >= 0 && N < m_nNumItems, + wxT("invalid index in wxListBox::Delete") ); + wxListBox::Delete(N); + + // + // Free memory + // + delete m_aItems[N]; + m_aItems.RemoveAt(N); +} // end of wxCheckListBox::Delete + +void wxCheckListBox::InsertItems ( + int nItems +, const wxString asItems[] +, int nPos +) +{ + int i; + + wxCHECK_RET( nPos >= 0 && nPos <= m_nNumItems, + wxT("invalid index in wxCheckListBox::InsertItems") ); + + wxListBox::InsertItems( nItems + ,asItems + ,nPos + ); + for (i = 0; i < nItems; i++) + { + wxOwnerDrawn* pNewItem = CreateItem((size_t)(nPos + i)); + + pNewItem->SetName(asItems[i]); + m_aItems.Insert(pNewItem, (size_t)(nPos + i)); + ::WinSendMsg( (HWND)GetHWND() + ,LM_SETITEMHANDLE + ,(MPARAM)(i + nPos) + ,MPFROMP(pNewItem) + ); + } +} // end of wxCheckListBox::InsertItems + +bool wxCheckListBox::SetFont ( + const wxFont& rFont +) +{ + size_t i; + + for (i = 0; i < m_aItems.GetCount(); i++) + m_aItems[i]->SetFont(rFont); + wxListBox::SetFont(rFont); + return TRUE; +} // end of wxCheckListBox::SetFont + +// +// Create/retrieve item +// -------------------- +// -// check items +// +// Create a check list box item +// +wxOwnerDrawn* wxCheckListBox::CreateItem ( + size_t nIndex +) +{ + wxCheckListBoxItem* pItem = new wxCheckListBoxItem( this + ,nIndex + ); + return pItem; +} // end of wxCheckListBox::CreateItem + +// +// Return item size +// ---------------- +// +long wxCheckListBox::OS2OnMeasure ( + WXMEASUREITEMSTRUCT* pItem +) +{ + if (!pItem) + pItem = (WXMEASUREITEMSTRUCT*)new OWNERITEM; + if (wxListBox::OS2OnMeasure(pItem) ) + { + POWNERITEM pStruct = (POWNERITEM)pItem; + + // + // Save item height + // + m_nItemHeight = pStruct->rclItem.yTop - pStruct->rclItem.yBottom; + + // + // Add place for the check mark + // + pStruct->rclItem.xRight += wxOwnerDrawn::GetDefaultMarginWidth(); + return long(MRFROM2SHORT((USHORT)m_nItemHeight, (USHORT)(pStruct->rclItem.xRight - pStruct->rclItem.xLeft))); + } + return 0L; +} // end of wxCheckListBox::CreateItem + +// +// Check items // ----------- +// +bool wxCheckListBox::IsChecked ( + size_t uiIndex +) const +{ + return GetItem(uiIndex)->IsChecked(); +} // end of wxCheckListBox::IsChecked -bool wxCheckListBox::IsChecked(unsigned int uiIndex) const +void wxCheckListBox::Check ( + size_t uiIndex +, bool bCheck +) { - // TODO - return FALSE; -} + GetItem(uiIndex)->Check(bCheck); +} // end of wxCheckListBox::Check -void wxCheckListBox::Check(unsigned int uiIndex, bool bCheck) +// +// Process events +// -------------- +// +void wxCheckListBox::OnChar ( + wxKeyEvent& rEvent +) { - // TODO -} + if (rEvent.GetKeyCode() == WXK_SPACE) + GetItem(GetSelection())->Toggle(); + else + rEvent.Skip(); +} // end of wxCheckListBox::OnChar +void wxCheckListBox::OnLeftClick ( + wxMouseEvent& rEvent +) +{ + // + // Clicking on the item selects it, clicking on the checkmark toggles + // + if (rEvent.GetX() <= wxOwnerDrawn::GetDefaultMarginWidth()) + { + int nParentHeight; + wxScreenDC vDc; + wxCoord vHeight; + + GetSize( NULL + ,&nParentHeight + ); + vDc.SetFont(GetFont()); + vHeight = (wxCoord)(vDc.GetCharHeight() * 2.5); + + // + // This, of course, will not work if the LB is scrolled + // + int nY = rEvent.GetY(); + + nY = nParentHeight - (nY + vHeight); + + size_t nItem = (size_t)(nY / vHeight); + + if (nItem < (size_t)m_nNumItems) + GetItem(nItem)->Toggle(); + // + // else: it's not an error, just click outside of client zone + // + } + else + { + // + // Implement default behaviour: clicking on the item selects it + // + rEvent.Skip(); + } +} // end of wxCheckListBox::OnLeftClick + +#endif