///////////////////////////////////////////////////////////////////////////////
-// Name: msw/checklst.cpp
+// Name: src/msw/checklst.cpp
// Purpose: implementation of wxCheckListBox class
// Author: Vadim Zeitlin
// Modified by:
// headers
// ----------------------------------------------------------------------------
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "checklst.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
-#pragma hdrstop
+ #pragma hdrstop
#endif
#if wxUSE_CHECKLISTBOX && wxUSE_OWNER_DRAWN
+#include "wx/checklst.h"
+
#ifndef WX_PRECOMP
+ #include "wx/msw/wrapcctl.h"
#include "wx/object.h"
#include "wx/colour.h"
#include "wx/font.h"
#include "wx/window.h"
#include "wx/listbox.h"
#include "wx/dcmemory.h"
-
#include "wx/settings.h"
-
#include "wx/log.h"
#endif
#include "wx/ownerdrw.h"
-#include "wx/checklst.h"
-#include "wx/msw/wrapwin.h"
#include <windowsx.h>
+#include "wx/renderer.h"
#include "wx/msw/private.h"
-#if defined(__GNUWIN32_OLD__)
- #include "wx/msw/gnuwin32/extra.h"
-#endif
-
// ----------------------------------------------------------------------------
// private functions
// ----------------------------------------------------------------------------
class wxCheckListBoxItem : public wxOwnerDrawn
{
-friend class WXDLLEXPORT wxCheckListBox;
+friend class WXDLLIMPEXP_FWD_CORE wxCheckListBox;
public:
- // ctor
- wxCheckListBoxItem(wxCheckListBox *pParent, size_t nIndex);
+ // ctor
+ wxCheckListBoxItem(wxCheckListBox *pParent, size_t nIndex);
- // drawing functions
- virtual bool OnDrawItem(wxDC& dc, const wxRect& rc, wxODAction act, wxODStatus stat);
+ // drawing functions
+ virtual bool OnDrawItem(wxDC& dc, const wxRect& rc, wxODAction act, wxODStatus stat);
- // simple accessors and operations
- bool IsChecked() const { return m_bChecked; }
+ // simple accessors and operations
+ bool IsChecked() const { return m_bChecked; }
- void Check(bool bCheck);
- void Toggle() { Check(!IsChecked()); }
+ void Check(bool bCheck);
+ void Toggle() { Check(!IsChecked()); }
- void SendEvent();
+ void SendEvent();
private:
+ bool m_bChecked;
+ wxCheckListBox *m_pParent;
+ size_t m_nIndex;
DECLARE_NO_COPY_CLASS(wxCheckListBoxItem)
- bool m_bChecked;
- wxCheckListBox *m_pParent;
- size_t m_nIndex;
};
wxCheckListBoxItem::wxCheckListBoxItem(wxCheckListBox *pParent, size_t nIndex)
: wxOwnerDrawn(wxEmptyString, true) // checkable
{
- m_bChecked = false;
- m_pParent = pParent;
- m_nIndex = nIndex;
+ 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
- // 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(::GetSystemMetrics(SM_CXMENUCHECK) - 2);
- // fix appearance
- SetMarginWidth(GetDefaultMarginWidth());
+ SetBackgroundColour(pParent->GetBackgroundColour());
}
bool wxCheckListBoxItem::OnDrawItem(wxDC& dc, const wxRect& rc,
wxODAction act, wxODStatus stat)
{
- if ( IsChecked() )
- stat = (wxOwnerDrawn::wxODStatus)(stat | wxOwnerDrawn::wxODChecked);
+ // first draw the label
+ if ( IsChecked() )
+ stat = (wxOwnerDrawn::wxODStatus)(stat | wxOwnerDrawn::wxODChecked);
- if ( wxOwnerDrawn::OnDrawItem(dc, rc, act, stat) ) {
- // ## using native API for performance and precision
- size_t nCheckWidth = GetDefaultMarginWidth(),
- nCheckHeight = m_pParent->GetItemHeight();
+ if ( !wxOwnerDrawn::OnDrawItem(dc, rc, act, stat) )
+ return false;
- int x = rc.GetX(),
- y = rc.GetY();
+ // now draw the check mark part
+ HDC hdc = GetHdcOf(dc);
- HDC hdc = (HDC)dc.GetHDC();
+ int nBmpWidth = ::GetSystemMetrics(SM_CXMENUCHECK),
+ nBmpHeight = ::GetSystemMetrics(SM_CYMENUCHECK);
- // create pens
- HPEN hpenBack = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_WINDOW)),
- hpenGray = CreatePen(PS_SOLID, 0, RGB(128, 128, 128)),
- hpenPrev = (HPEN)SelectObject(hdc, hpenBack);
- // we erase the 1-pixel border
- Rectangle(hdc, x, y, x + nCheckWidth, y + nCheckHeight);
+ // first create bitmap in a memory DC
+ MemoryHDC hdcMem(hdc);
+ CompatibleBitmap hBmpCheck(hdc, nBmpWidth, nBmpHeight);
- // shift check mark 1 pixel to the right (it looks better like this)
- x++;
-
- if ( IsChecked() ) {
- // first create a monochrome bitmap in a memory DC
- HDC hdcMem = CreateCompatibleDC(hdc);
- HBITMAP hbmpCheck = CreateBitmap(nCheckWidth, nCheckHeight, 1, 1, 0);
- HBITMAP hbmpOld = (HBITMAP)SelectObject(hdcMem, hbmpCheck);
-
- // then draw a check mark into it
-
- RECT rect;
- rect.left = 0;
- rect.top = 0;
- rect.right = nCheckWidth;
- rect.bottom = nCheckHeight;
-
-#ifdef __WXWINCE__
- DrawFrameControl(hdcMem, &rect, DFC_BUTTON, DFCS_BUTTONCHECK);
-#else
- DrawFrameControl(hdcMem, &rect, DFC_MENU, DFCS_MENUCHECK);
-#endif
-
- // finally copy it to screen DC and clean up
- BitBlt(hdc, x, y, nCheckWidth - 1, nCheckHeight,
- hdcMem, 0, 0, SRCCOPY);
-
- SelectObject(hdcMem, hbmpOld);
- DeleteObject(hbmpCheck);
- DeleteDC(hdcMem);
- }
+ // then draw a check mark into it
+ {
+ SelectInHDC selBmp(hdcMem, hBmpCheck);
- // now we draw the smaller rectangle
- y++;
- nCheckWidth -= 2;
- nCheckHeight -= 2;
+ int flags = wxCONTROL_FLAT;
+ if ( IsChecked() )
+ flags |= wxCONTROL_CHECKED;
- // draw hollow gray rectangle
- (void)SelectObject(hdc, hpenGray);
- HBRUSH hbrPrev = (HBRUSH)SelectObject(hdc, GetStockObject(NULL_BRUSH));
- Rectangle(hdc, x, y, x + nCheckWidth, y + nCheckHeight);
+ wxDCTemp dcMem(hdcMem);
+ wxRendererNative::Get().DrawCheckBox(
+ m_pParent, dcMem, wxRect(0, 0, nBmpWidth, nBmpHeight), flags);
+ } // select hBmpCheck out of hdcMem
- // clean up
- (void)SelectObject(hdc, hpenPrev);
- (void)SelectObject(hdc, hbrPrev);
+ // shift check mark 2 pixel to the right and bottom, looks better like this
+ int x = rc.GetX() + 2,
+ y = rc.GetY() + 2;
- DeleteObject(hpenBack);
- DeleteObject(hpenGray);
+ // finally draw bitmap to screen: uses image list functions to blend
+ // the bitmap with the background colour (better for the selected items)
+ HIMAGELIST himl = ImageList_Create(nBmpWidth, nBmpHeight,
+ ILC_COLOR32 | ILC_MASK, 1, 1);
+ ImageList_Add(himl, hBmpCheck, NULL);
- /*
- dc.DrawRectangle(x, y, nCheckWidth, nCheckHeight);
+ UINT fStyle = stat & wxOwnerDrawn::wxODSelected ? ILD_SELECTED : ILD_NORMAL;
+ ImageList_Draw(himl, 0, hdc, x, y, fStyle);
- if ( IsChecked() ) {
- dc.DrawLine(x, y, x + nCheckWidth, y + nCheckHeight);
- dc.DrawLine(x, y + nCheckHeight, x + nCheckWidth, y);
- }
- */
+ ImageList_Destroy(himl);
return true;
- }
-
- return false;
}
// change the state of the item and redraw it
wxCommandEvent event(wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, m_pParent->GetId());
event.SetInt(m_nIndex);
event.SetEventObject(m_pParent);
+ event.SetString(m_pParent->GetString(m_nIndex));
m_pParent->ProcessCommand(event);
}
// misc overloaded methods
// -----------------------
-void wxCheckListBox::Delete(int N)
+void wxCheckListBox::Delete(unsigned int n)
{
- wxCHECK_RET( N >= 0 && N < m_noItems,
+ wxCHECK_RET( IsValid(n),
wxT("invalid index in wxListBox::Delete") );
- wxListBox::Delete(N);
+ wxListBox::Delete(n);
// free memory
- delete m_aItems[N];
+ delete m_aItems[n];
- m_aItems.RemoveAt(N);
+ m_aItems.RemoveAt(n);
}
bool wxCheckListBox::SetFont( const wxFont &font )
{
- size_t i;
+ unsigned int i;
for ( i = 0; i < m_aItems.GetCount(); i++ )
m_aItems[i]->SetFont(font);
if ( wxListBox::MSWOnMeasure(item) ) {
MEASUREITEMSTRUCT *pStruct = (MEASUREITEMSTRUCT *)item;
+ // add place for the check mark
+ pStruct->itemWidth += wxOwnerDrawn::GetDefaultMarginWidth();
+ pStruct->itemHeight += 1;
+
// save item height
m_nItemHeight = pStruct->itemHeight;
- // add place for the check mark
- pStruct->itemWidth += wxOwnerDrawn::GetDefaultMarginWidth();
-
return true;
}
// check items
// -----------
-bool wxCheckListBox::IsChecked(size_t uiIndex) const
+bool wxCheckListBox::IsChecked(unsigned int uiIndex) const
{
- wxCHECK_MSG( uiIndex < (size_t)GetCount(), false, _T("bad wxCheckListBox index") );
+ wxCHECK_MSG( IsValid(uiIndex), false, _T("bad wxCheckListBox index") );
return GetItem(uiIndex)->IsChecked();
}
-void wxCheckListBox::Check(size_t uiIndex, bool bCheck)
+void wxCheckListBox::Check(unsigned int uiIndex, bool bCheck)
{
- wxCHECK_RET( uiIndex < (size_t)GetCount(), _T("bad wxCheckListBox index") );
+ wxCHECK_RET( IsValid(uiIndex), _T("bad wxCheckListBox index") );
GetItem(uiIndex)->Check(bCheck);
}
void wxCheckListBox::OnLeftClick(wxMouseEvent& event)
{
- // clicking on the item selects it, clicking on the checkmark toggles
- if ( event.GetX() <= wxOwnerDrawn::GetDefaultMarginWidth() ) {
- int nItem = HitTest(event.GetX(), event.GetY());
-
- if ( nItem != wxNOT_FOUND ) {
- wxCheckListBoxItem *item = GetItem(nItem);
- item->Toggle();
- item->SendEvent();
+ // clicking on the item selects it, clicking on the checkmark toggles
+ if ( event.GetX() <= wxOwnerDrawn::GetDefaultMarginWidth() )
+ {
+ int nItem = HitTest(event.GetX(), event.GetY());
+
+ if ( nItem != wxNOT_FOUND )
+ {
+ // people expect to get "kill focus" event for the currently
+ // focused control before getting events from the other controls
+ // and, equally importantly, they may prevent the focus change from
+ // taking place at all (e.g. because the old control contents is
+ // invalid and needs to be corrected) in which case we shouldn't
+ // generate this event at all
+ SetFocus();
+ if ( FindFocus() == this )
+ {
+ wxCheckListBoxItem *item = GetItem(nItem);
+ item->Toggle();
+ item->SendEvent();
+ }
+ }
+ //else: it's not an error, just click outside of client zone
+ }
+ else
+ {
+ // implement default behaviour: clicking on the item selects it
+ event.Skip();
}
- //else: it's not an error, just click outside of client zone
- }
- else {
- // implement default behaviour: clicking on the item selects it
- event.Skip();
- }
}
int wxCheckListBox::DoHitTestItem(wxCoord x, wxCoord y) const
MAKELPARAM(x, y)
);
- return nItem >= m_noItems ? wxNOT_FOUND : nItem;
+ return nItem >= (int)m_noItems ? wxNOT_FOUND : nItem;
}
{
wxSize best = wxListBox::DoGetBestSize();
best.x += wxOwnerDrawn::GetDefaultMarginWidth(); // add room for the checkbox
+ CacheBestSize(best);
return best;
}
#endif
-
projects / wxWidgets.git / blobdiff