fd2cf1f4e2
These control are drawn using a wxDC. When the DPI changes, call SetFont to update the font of the wxDC. First call wxListBoxBase::SetFont() so m_font is updated to the new DPI, then use this font in the wxDC. For wxCheckListBox update the margins to fit the changed checkbox size.
93 lines
3.4 KiB
C++
93 lines
3.4 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: wx/msw/checklst.h
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// Purpose: wxCheckListBox class - a listbox with checkable items
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// Author: Vadim Zeitlin
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// Modified by:
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// Created: 16.11.97
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// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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#ifndef __CHECKLST__H_
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#define __CHECKLST__H_
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#if !wxUSE_OWNER_DRAWN
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#error "wxCheckListBox class requires owner-drawn functionality."
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#endif
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class WXDLLIMPEXP_FWD_CORE wxOwnerDrawn;
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class WXDLLIMPEXP_FWD_CORE wxCheckListBoxItem; // fwd decl, defined in checklst.cpp
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class WXDLLIMPEXP_CORE wxCheckListBox : public wxCheckListBoxBase
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{
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public:
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// ctors
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wxCheckListBox();
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wxCheckListBox(wxWindow *parent, wxWindowID id,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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int nStrings = 0,
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const wxString choices[] = NULL,
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long style = 0,
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const wxValidator& validator = wxDefaultValidator,
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const wxString& name = wxListBoxNameStr);
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wxCheckListBox(wxWindow *parent, wxWindowID id,
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const wxPoint& pos,
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const wxSize& size,
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const wxArrayString& choices,
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long style = 0,
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const wxValidator& validator = wxDefaultValidator,
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const wxString& name = wxListBoxNameStr);
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bool Create(wxWindow *parent, wxWindowID id,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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int n = 0, const wxString choices[] = NULL,
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long style = 0,
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const wxValidator& validator = wxDefaultValidator,
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const wxString& name = wxListBoxNameStr);
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bool Create(wxWindow *parent, wxWindowID id,
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const wxPoint& pos,
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const wxSize& size,
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const wxArrayString& choices,
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long style = 0,
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const wxValidator& validator = wxDefaultValidator,
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const wxString& name = wxListBoxNameStr);
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// items may be checked
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virtual bool IsChecked(unsigned int uiIndex) const wxOVERRIDE;
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virtual void Check(unsigned int uiIndex, bool bCheck = true) wxOVERRIDE;
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virtual void Toggle(unsigned int uiIndex);
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// we create our items ourselves and they have non-standard size,
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// so we need to override these functions
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virtual wxOwnerDrawn *CreateLboxItem(size_t n) wxOVERRIDE;
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virtual bool MSWOnMeasure(WXMEASUREITEMSTRUCT *item) wxOVERRIDE;
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protected:
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virtual wxSize MSWGetFullItemSize(int w, int h) const wxOVERRIDE;
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// pressing space or clicking the check box toggles the item
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void OnKeyDown(wxKeyEvent& event);
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void OnLeftClick(wxMouseEvent& event);
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// send an "item checked" event
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void SendEvent(unsigned int uiIndex)
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{
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wxCommandEvent event(wxEVT_CHECKLISTBOX, GetId());
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event.SetInt(uiIndex);
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event.SetEventObject(this);
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event.SetString(GetString(uiIndex));
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ProcessCommand(event);
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}
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virtual void MSWUpdateFontOnDPIChange(const wxSize& newDPI) wxOVERRIDE;
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wxSize DoGetBestClientSize() const wxOVERRIDE;
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wxDECLARE_EVENT_TABLE();
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wxDECLARE_DYNAMIC_CLASS_NO_COPY(wxCheckListBox);
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};
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#endif //_CHECKLST_H
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