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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@1440 8ced0084-cf51-0410-be5f-012b33b47a6e
741 lines
20 KiB
C++
741 lines
20 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: src/msw/combo.cpp
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// Purpose: wxMSW wxComboCtrl
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// Author: Jaakko Salli
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// Modified by:
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// Created: Apr-30-2006
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// RCS-ID: $Id: combo.cpp 48043 2007-08-13 11:13:03Z JS $
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// Copyright: (c) 2005 Jaakko Salli
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// ============================================================================
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// declarations
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// ============================================================================
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#if wxUSE_COMBOCTRL
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#ifndef WX_PRECOMP
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#include "wx/log.h"
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#include "wx/combobox.h"
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#include "wx/dcclient.h"
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#include "wx/settings.h"
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#include "wx/dialog.h"
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#include "wx/stopwatch.h"
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#endif
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#include "wx/dcbuffer.h"
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#include "wx/combo.h"
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#include "wx/msw/registry.h"
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#if wxUSE_UXTHEME
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#include "wx/msw/uxtheme.h"
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#endif
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// Change to #if 1 to include tmschema.h for easier testing of theme
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// parameters.
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#if 0
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#include <tmschema.h>
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#else
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//----------------------------------
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#define EP_EDITTEXT 1
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#define ETS_NORMAL 1
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#define ETS_HOT 2
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#define ETS_SELECTED 3
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#define ETS_DISABLED 4
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#define ETS_FOCUSED 5
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#define ETS_READONLY 6
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#define ETS_ASSIST 7
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#define TMT_FILLCOLOR 3802
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#define TMT_TEXTCOLOR 3803
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#define TMT_BORDERCOLOR 3801
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#define TMT_EDGEFILLCOLOR 3808
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//----------------------------------
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#endif
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#define NATIVE_TEXT_INDENT_XP 4
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#define NATIVE_TEXT_INDENT_CLASSIC 2
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#define TEXTCTRLXADJUST_XP 1
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#define TEXTCTRLYADJUST_XP 3
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#define TEXTCTRLXADJUST_CLASSIC 1
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#define TEXTCTRLYADJUST_CLASSIC 2
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#define COMBOBOX_ANIMATION_RESOLUTION 10
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#define COMBOBOX_ANIMATION_DURATION 200 // In milliseconds
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#define wxMSW_DESKTOP_USERPREFERENCESMASK_COMBOBOXANIM (1<<2)
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// ============================================================================
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// implementation
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// ============================================================================
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BEGIN_EVENT_TABLE(wxComboCtrl, wxComboCtrlBase)
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EVT_PAINT(wxComboCtrl::OnPaintEvent)
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EVT_MOUSE_EVENTS(wxComboCtrl::OnMouseEvent)
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#if wxUSE_COMBOCTRL_POPUP_ANIMATION
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EVT_TIMER(wxID_ANY, wxComboCtrl::OnTimerEvent)
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#endif
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END_EVENT_TABLE()
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IMPLEMENT_DYNAMIC_CLASS(wxComboCtrl, wxComboCtrlBase)
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void wxComboCtrl::Init()
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{
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}
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bool wxComboCtrl::Create(wxWindow *parent,
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wxWindowID id,
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const wxString& value,
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const wxPoint& pos,
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const wxSize& size,
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long style,
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const wxValidator& validator,
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const wxString& name)
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{
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// Set border
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long border = style & wxBORDER_MASK;
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#if wxUSE_UXTHEME
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wxUxThemeEngine* theme = wxUxThemeEngine::GetIfActive();
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#endif
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if ( !border )
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{
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// For XP, have 1-width custom border, for older version use sunken
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#if wxUSE_UXTHEME
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if ( theme )
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{
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border = wxBORDER_NONE;
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m_widthCustomBorder = 1;
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}
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else
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#endif
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border = wxBORDER_SUNKEN;
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style = (style & ~(wxBORDER_MASK)) | border;
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}
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// create main window
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if ( !wxComboCtrlBase::Create(parent,
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id,
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value,
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pos,
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size,
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style | wxFULL_REPAINT_ON_RESIZE,
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wxDefaultValidator,
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name) )
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return false;
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if ( style & wxCC_STD_BUTTON )
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m_iFlags |= wxCC_POPUP_ON_MOUSE_UP;
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// Create textctrl, if necessary
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CreateTextCtrl( wxNO_BORDER, validator );
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// Add keyboard input handlers for main control and textctrl
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InstallInputHandlers();
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// Prepare background for double-buffering
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SetBackgroundStyle( wxBG_STYLE_CUSTOM );
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// SetInitialSize should be called last
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SetInitialSize(size);
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return true;
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}
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wxComboCtrl::~wxComboCtrl()
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{
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}
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void wxComboCtrl::OnThemeChange()
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{
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// there doesn't seem to be any way to get the text colour using themes
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// API: TMT_TEXTCOLOR doesn't work neither for EDIT nor COMBOBOX
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SetForegroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
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#if wxUSE_UXTHEME
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wxUxThemeEngine * const theme = wxUxThemeEngine::GetIfActive();
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if ( theme )
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{
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// NB: use EDIT, not COMBOBOX (the latter works in XP but not Vista)
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wxUxThemeHandle hTheme(this, L"EDIT");
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COLORREF col;
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HRESULT hr = theme->GetThemeColor
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(
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hTheme,
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EP_EDITTEXT,
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ETS_NORMAL,
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TMT_FILLCOLOR,
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&col
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);
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if ( SUCCEEDED(hr) )
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{
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SetBackgroundColour(wxRGBToColour(col));
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// skip the call below
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return;
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}
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wxLogApiError(_T("GetThemeColor(EDIT, ETS_NORMAL, TMT_FILLCOLOR)"), hr);
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}
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#endif
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SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));
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}
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void wxComboCtrl::OnResize()
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{
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//
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// Recalculates button and textctrl areas
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int textCtrlXAdjust;
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int textCtrlYAdjust;
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#if wxUSE_UXTHEME
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if ( wxUxThemeEngine::GetIfActive() )
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{
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textCtrlXAdjust = TEXTCTRLXADJUST_XP;
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textCtrlYAdjust = TEXTCTRLYADJUST_XP;
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}
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else
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#endif
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{
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textCtrlXAdjust = TEXTCTRLXADJUST_CLASSIC;
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textCtrlYAdjust = TEXTCTRLYADJUST_CLASSIC;
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}
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// Technically Classic Windows style combo has more narrow button,
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// but the native renderer doesn't paint it well like that.
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int btnWidth = 17;
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CalculateAreas(btnWidth);
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// Position textctrl using standard routine
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PositionTextCtrl(textCtrlXAdjust,textCtrlYAdjust);
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}
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// Draws non-XP GUI dotted line around the focus area
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static void wxMSWDrawFocusRect( wxDC& dc, const wxRect& rect )
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{
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#if !defined(__WXWINCE__)
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/*
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RECT mswRect;
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mswRect.left = rect.x;
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mswRect.top = rect.y;
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mswRect.right = rect.x + rect.width;
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mswRect.bottom = rect.y + rect.height;
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HDC hdc = (HDC) dc.GetHDC();
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SetMapMode(hdc,MM_TEXT); // Just in case...
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DrawFocusRect(hdc,&mswRect);
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*/
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// FIXME: Use DrawFocusRect code above (currently it draws solid line
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// for caption focus but works ok for other stuff).
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// Also, this code below may not work in future wx versions, since
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// it employs wxCAP_BUTT hack to have line of width 1.
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dc.SetLogicalFunction(wxINVERT);
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wxPen pen(*wxBLACK,1,wxDOT);
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pen.SetCap(wxCAP_BUTT);
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dc.SetPen(pen);
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dc.SetBrush(*wxTRANSPARENT_BRUSH);
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dc.DrawRectangle(rect);
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dc.SetLogicalFunction(wxCOPY);
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#else
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dc.SetLogicalFunction(wxINVERT);
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dc.SetPen(wxPen(*wxBLACK,1,wxDOT));
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dc.SetBrush(*wxTRANSPARENT_BRUSH);
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dc.DrawRectangle(rect);
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dc.SetLogicalFunction(wxCOPY);
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#endif
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}
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// draw focus background on area in a way typical on platform
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void
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wxComboCtrl::PrepareBackground( wxDC& dc, const wxRect& rect, int flags ) const
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{
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#if wxUSE_UXTHEME
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wxUxThemeHandle hTheme(this, L"COMBOBOX");
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#endif
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//COLORREF cref;
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wxSize sz = GetClientSize();
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bool isEnabled;
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bool isFocused; // also selected
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// For smaller size control (and for disabled background) use less spacing
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int focusSpacingX;
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int focusSpacingY;
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if ( !(flags & wxCONTROL_ISSUBMENU) )
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{
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// Drawing control
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isEnabled = IsEnabled();
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isFocused = ShouldDrawFocus();
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#if wxUSE_UXTHEME
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// Windows-style: for smaller size control (and for disabled background) use less spacing
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if ( hTheme )
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{
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// WinXP Theme
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focusSpacingX = isEnabled ? 2 : 1;
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focusSpacingY = sz.y > (GetCharHeight()+2) && isEnabled ? 2 : 1;
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}
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else
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#endif
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{
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// Classic Theme
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if ( isEnabled )
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{
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focusSpacingX = 1;
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focusSpacingY = 1;
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}
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else
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{
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focusSpacingX = 0;
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focusSpacingY = 0;
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}
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}
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}
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else
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{
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// Drawing a list item
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isEnabled = true; // they are never disabled
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isFocused = flags & wxCONTROL_SELECTED ? true : false;
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focusSpacingX = 0;
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focusSpacingY = 0;
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}
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// Set the background sub-rectangle for selection, disabled etc
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wxRect selRect(rect);
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selRect.y += focusSpacingY;
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selRect.height -= (focusSpacingY*2);
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int wcp = 0;
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if ( !(flags & wxCONTROL_ISSUBMENU) )
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wcp += m_widthCustomPaint;
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selRect.x += wcp + focusSpacingX;
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selRect.width -= wcp + (focusSpacingX*2);
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//wxUxThemeEngine* theme = (wxUxThemeEngine*) NULL;
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//if ( hTheme )
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// theme = wxUxThemeEngine::GetIfActive();
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wxColour bgCol;
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bool drawDottedEdge = false;
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if ( isEnabled )
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{
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// If popup is hidden and this control is focused,
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// then draw the focus-indicator (selbgcolor background etc.).
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if ( isFocused )
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{
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#if 0
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// TODO: Proper theme color getting (JMS: I don't know which parts/colors to use,
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// those below don't work)
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if ( hTheme )
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{
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theme->GetThemeColor(hTheme,EP_EDITTEXT,ETS_SELECTED,TMT_TEXTCOLOR,&cref);
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dc.SetTextForeground( wxRGBToColour(cref) );
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theme->GetThemeColor(hTheme,EP_EDITTEXT,ETS_SELECTED,TMT_FILLCOLOR,&cref);
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bgCol = wxRGBToColour(cref);
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}
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else
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#endif
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{
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dc.SetTextForeground( wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) );
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bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
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if ( m_windowStyle & wxCB_READONLY )
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drawDottedEdge = true;
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}
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}
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else
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{
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/*if ( hTheme )
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{
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theme->GetThemeColor(hTheme,EP_EDITTEXT,ETS_NORMAL,TMT_TEXTCOLOR,&cref);
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dc.SetTextForeground( wxRGBToColour(cref) );
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theme->GetThemeColor(hTheme,EP_EDITTEXT,ETS_NORMAL,TMT_FILLCOLOR,&cref);
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bgCol = wxRGBToColour(cref);
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}
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else
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{*/
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dc.SetTextForeground( wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT) );
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bgCol = GetBackgroundColour();
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//}
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}
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}
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else
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{
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/*if ( hTheme )
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{
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theme->GetThemeColor(hTheme,EP_EDITTEXT,ETS_DISABLED,TMT_TEXTCOLOR,&cref);
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dc.SetTextForeground( wxRGBToColour(cref) );
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theme->GetThemeColor(hTheme,EP_EDITTEXT,ETS_DISABLED,TMT_EDGEFILLCOLOR,&cref);
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bgCol = wxRGBToColour(cref);
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}
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else
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{*/
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dc.SetTextForeground( wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT) );
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bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE);
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//}
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}
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dc.SetBrush(bgCol);
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dc.SetPen(bgCol);
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dc.DrawRectangle(selRect);
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if ( drawDottedEdge )
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wxMSWDrawFocusRect(dc,selRect);
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// Don't clip exactly to the selection rectangle so we can draw
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// to the non-selected area in front of it.
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wxRect clipRect(rect.x,rect.y,
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(selRect.x+selRect.width)-rect.x-1,rect.height);
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dc.SetClippingRegion(clipRect);
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}
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void wxComboCtrl::OnPaintEvent( wxPaintEvent& WXUNUSED(event) )
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{
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// TODO: Convert drawing in this function to Windows API Code
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wxSize sz = GetClientSize();
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wxAutoBufferedPaintDC dc(this);
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const wxRect& rectb = m_btnArea;
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wxRect rect = m_tcArea;
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bool isEnabled = IsEnabled();
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wxColour bgCol = GetBackgroundColour();
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wxColour fgCol;
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#if wxUSE_UXTHEME
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wxUxThemeEngine* theme = NULL;
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wxUxThemeHandle hTheme(this, L"COMBOBOX");
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#endif
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int etsState;
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// area around both controls
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wxRect rect2(0,0,sz.x,sz.y);
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if ( m_iFlags & wxCC_IFLAG_BUTTON_OUTSIDE )
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{
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rect2 = m_tcArea;
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rect2.Inflate(1);
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}
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#if wxUSE_UXTHEME
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// Use theme to draw border on XP
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if ( hTheme )
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{
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theme = wxUxThemeEngine::GetIfActive();
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COLORREF cref;
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// Select correct border colour
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if ( !isEnabled )
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etsState = ETS_DISABLED;
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else
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etsState = ETS_NORMAL;
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if ( m_widthCustomBorder )
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{
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theme->GetThemeColor(hTheme,EP_EDITTEXT,etsState,TMT_BORDERCOLOR,&cref);
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// Set border colour
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dc.SetPen( wxRGBToColour(cref) );
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dc.SetBrush( *wxTRANSPARENT_BRUSH );
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dc.DrawRectangle(rect2);
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}
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theme->GetThemeColor(hTheme,EP_EDITTEXT,etsState,TMT_TEXTCOLOR,&cref);
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fgCol = wxRGBToColour(cref);
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}
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else
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#endif
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{
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// draw regular background
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fgCol = GetForegroundColour();
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}
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rect2.Deflate(m_widthCustomBorder);
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dc.SetBrush(bgCol);
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dc.SetPen(bgCol);
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// clear main background
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dc.DrawRectangle(rect);
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// Button background with theme?
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int drawButFlags = Draw_PaintBg;
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#if wxUSE_UXTHEME
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if ( hTheme && m_blankButtonBg )
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{
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RECT r;
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wxCopyRectToRECT(rectb, r);
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// Draw parent background if needed (since button looks like its out of
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// the combo, this is preferred).
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theme->DrawThemeParentBackground(GetHwndOf(this),
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GetHdcOf(dc),
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&r);
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drawButFlags = 0;
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}
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#endif
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// Standard button rendering
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DrawButton(dc,rectb,drawButFlags);
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// paint required portion on the control
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if ( (!m_text || m_widthCustomPaint) )
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{
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wxASSERT( m_widthCustomPaint >= 0 );
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// this is intentionally here to allow drawed rectangle's
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// right edge to be hidden
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if ( m_text )
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rect.width = m_widthCustomPaint;
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dc.SetFont( GetFont() );
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dc.SetClippingRegion(rect);
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if ( m_popupInterface )
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m_popupInterface->PaintComboControl(dc,rect);
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else
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wxComboPopup::DefaultPaintComboControl(this,dc,rect);
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}
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}
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void wxComboCtrl::OnMouseEvent( wxMouseEvent& event )
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{
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int mx = event.m_x;
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bool isOnButtonArea = m_btnArea.Contains(mx,event.m_y);
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int handlerFlags = isOnButtonArea ? wxCC_MF_ON_BUTTON : 0;
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if ( PreprocessMouseEvent(event,isOnButtonArea) )
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return;
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if ( (m_windowStyle & (wxCC_SPECIAL_DCLICK|wxCB_READONLY)) == wxCB_READONLY )
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{
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// if no textctrl and no special double-click, then the entire control acts
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// as a button
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handlerFlags |= wxCC_MF_ON_BUTTON;
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if ( HandleButtonMouseEvent(event,handlerFlags) )
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return;
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}
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else
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{
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if ( isOnButtonArea || HasCapture() ||
|
|
(m_widthCustomPaint && mx < (m_tcArea.x+m_widthCustomPaint)) )
|
|
{
|
|
handlerFlags |= wxCC_MF_ON_CLICK_AREA;
|
|
|
|
if ( HandleButtonMouseEvent(event,handlerFlags) )
|
|
return;
|
|
}
|
|
else if ( m_btnState )
|
|
{
|
|
// otherwise need to clear the hover status
|
|
m_btnState = 0;
|
|
RefreshRect(m_btnArea);
|
|
}
|
|
}
|
|
|
|
//
|
|
// This will handle left_down and left_dclick events outside button in a Windows-like manner.
|
|
// See header file for further information on this method.
|
|
HandleNormalMouseEvent(event);
|
|
|
|
}
|
|
|
|
#if wxUSE_COMBOCTRL_POPUP_ANIMATION
|
|
static wxUint32 GetUserPreferencesMask()
|
|
{
|
|
static wxUint32 userPreferencesMask = 0;
|
|
static bool valueSet = false;
|
|
|
|
if ( valueSet )
|
|
return userPreferencesMask;
|
|
|
|
wxRegKey* pKey = NULL;
|
|
wxRegKey key1(wxRegKey::HKCU, wxT("Software\\Policies\\Microsoft\\Control Panel"));
|
|
wxRegKey key2(wxRegKey::HKCU, wxT("Software\\Policies\\Microsoft\\Windows\\Control Panel"));
|
|
wxRegKey key3(wxRegKey::HKCU, wxT("Control Panel\\Desktop"));
|
|
|
|
if ( key1.Exists() )
|
|
pKey = &key1;
|
|
else if ( key2.Exists() )
|
|
pKey = &key2;
|
|
else if ( key3.Exists() )
|
|
pKey = &key3;
|
|
|
|
if ( pKey && pKey->Open(wxRegKey::Read) )
|
|
{
|
|
wxMemoryBuffer buf;
|
|
if ( pKey->HasValue(wxT("UserPreferencesMask")) &&
|
|
pKey->QueryValue(wxT("UserPreferencesMask"), buf) )
|
|
{
|
|
if ( buf.GetDataLen() >= 4 )
|
|
{
|
|
wxUint32* p = (wxUint32*) buf.GetData();
|
|
userPreferencesMask = *p;
|
|
}
|
|
}
|
|
}
|
|
|
|
valueSet = true;
|
|
|
|
return userPreferencesMask;
|
|
}
|
|
#endif
|
|
|
|
#if wxUSE_COMBOCTRL_POPUP_ANIMATION
|
|
void wxComboCtrl::OnTimerEvent( wxTimerEvent& WXUNUSED(event) )
|
|
{
|
|
bool stopTimer = false;
|
|
|
|
wxWindow* popup = GetPopupControl()->GetControl();
|
|
|
|
// Popup was hidden before it was fully shown?
|
|
if ( IsPopupWindowState(Hidden) )
|
|
{
|
|
stopTimer = true;
|
|
}
|
|
else
|
|
{
|
|
wxLongLong t = ::wxGetLocalTimeMillis();
|
|
const wxRect& rect = m_animRect;
|
|
wxWindow* win = GetPopupWindow();
|
|
|
|
int pos = (int) (t-m_animStart).GetLo();
|
|
if ( pos < COMBOBOX_ANIMATION_DURATION )
|
|
{
|
|
int height = rect.height;
|
|
//int h0 = rect.height;
|
|
int h = (((pos*256)/COMBOBOX_ANIMATION_DURATION)*height)/256;
|
|
int y = (height - h);
|
|
if ( y < 0 )
|
|
y = 0;
|
|
|
|
if ( m_animFlags & ShowAbove )
|
|
{
|
|
win->SetSize( rect.x, rect.y + height - h, rect.width, h );
|
|
}
|
|
else
|
|
{
|
|
popup->Move( 0, -y );
|
|
win->SetSize( rect.x, rect.y, rect.width, h );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
stopTimer = true;
|
|
}
|
|
}
|
|
|
|
if ( stopTimer )
|
|
{
|
|
popup->Move( 0, 0 );
|
|
m_animTimer.Stop();
|
|
DoShowPopup( m_animRect, m_animFlags );
|
|
}
|
|
}
|
|
#endif
|
|
|
|
#if wxUSE_COMBOCTRL_POPUP_ANIMATION
|
|
bool wxComboCtrl::AnimateShow( const wxRect& rect, int flags )
|
|
{
|
|
if ( GetUserPreferencesMask() & wxMSW_DESKTOP_USERPREFERENCESMASK_COMBOBOXANIM )
|
|
{
|
|
m_animStart = ::wxGetLocalTimeMillis();
|
|
m_animRect = rect;
|
|
m_animFlags = flags;
|
|
|
|
wxWindow* win = GetPopupWindow();
|
|
win->SetSize( rect.x, rect.y, rect.width, 0 );
|
|
win->Show();
|
|
|
|
m_animTimer.SetOwner( this, wxID_ANY );
|
|
m_animTimer.Start( COMBOBOX_ANIMATION_RESOLUTION, wxTIMER_CONTINUOUS );
|
|
|
|
OnTimerEvent(*((wxTimerEvent*)NULL)); // Event is never used, so we can give NULL
|
|
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
#endif
|
|
|
|
wxCoord wxComboCtrl::GetNativeTextIndent() const
|
|
{
|
|
#if wxUSE_UXTHEME
|
|
if ( wxUxThemeEngine::GetIfActive() )
|
|
return NATIVE_TEXT_INDENT_XP;
|
|
#endif
|
|
return NATIVE_TEXT_INDENT_CLASSIC;
|
|
}
|
|
|
|
bool wxComboCtrl::IsKeyPopupToggle(const wxKeyEvent& event) const
|
|
{
|
|
const bool isPopupShown = IsPopupShown();
|
|
|
|
switch ( event.GetKeyCode() )
|
|
{
|
|
case WXK_F4:
|
|
// F4 toggles the popup in the native comboboxes, so emulate them
|
|
if ( !event.AltDown() )
|
|
return true;
|
|
break;
|
|
|
|
case WXK_ESCAPE:
|
|
if ( isPopupShown )
|
|
return true;
|
|
break;
|
|
|
|
case WXK_DOWN:
|
|
case WXK_UP:
|
|
// On XP or with writable combo in Classic, arrows don't open the
|
|
// popup but Alt-arrow does
|
|
if ( event.AltDown() ||
|
|
( !isPopupShown &&
|
|
HasFlag(wxCB_READONLY)
|
|
#if wxUSE_UXTHEME
|
|
&&
|
|
!wxUxThemeEngine::GetIfActive()
|
|
#endif
|
|
) )
|
|
{
|
|
return true;
|
|
}
|
|
break;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
#endif // wxUSE_COMBOCTRL
|