1c089c47f3
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@135 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
791 lines
21 KiB
C++
791 lines
21 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: slider.cpp
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// Purpose: wxSlider
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// Author: Julian Smart
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// Modified by:
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// Created: 04/01/98
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// RCS-ID: $Id$
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// Copyright: (c) Julian Smart and Markus Holzem
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// Licence: wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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#ifdef __GNUG__
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#pragma implementation "slider.h"
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#endif
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// For compilers that support precompilation, includes "wx.h".
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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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#ifndef WX_PRECOMP
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#include <stdio.h>
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#include "wx/slider.h"
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#endif
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#include "wx/msw/private.h"
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// Can opt to not use track bar under Win95 if you prefer it - set to 0
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#define USE_TRACK_BAR 1
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#if defined(__WIN95__) && !defined(__GNUWIN32__)
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#include <commctrl.h>
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#endif
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#if !USE_SHARED_LIBRARY
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IMPLEMENT_DYNAMIC_CLASS(wxSlider, wxControl)
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#if WXWIN_COMPATIBILITY
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BEGIN_EVENT_TABLE(wxSlider, wxControl)
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EVT_SCROLL(wxSlider::OnScroll)
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END_EVENT_TABLE()
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#endif
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#endif
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// Slider
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wxSlider::wxSlider(void)
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{
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m_staticValue = 0;
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m_staticMin = 0;
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m_staticMax = 0;
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m_pageSize = 1;
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m_lineSize = 1;
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m_rangeMax = 0;
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m_rangeMin = 0;
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m_tickFreq = 0;
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}
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bool wxSlider::Create(wxWindow *parent, const wxWindowID id,
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const int value, const int minValue, const int maxValue,
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const wxPoint& pos,
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const wxSize& size, const long style,
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const wxValidator& validator,
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const wxString& name)
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{
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SetName(name);
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SetValidator(validator);
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if (parent) parent->AddChild(this);
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SetBackgroundColour(parent->GetDefaultBackgroundColour()) ;
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SetForegroundColour(parent->GetDefaultForegroundColour()) ;
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m_staticValue = 0;
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m_staticMin = 0;
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m_staticMax = 0;
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m_pageSize = 1;
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m_lineSize = 1;
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m_windowStyle = style;
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m_tickFreq = 0;
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if ( id == -1 )
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m_windowId = (int)NewControlId();
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else
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m_windowId = id;
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int x = pos.x;
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int y = pos.y;
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int width = size.x;
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int height = size.y;
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#if defined(__WIN95__) && USE_TRACK_BAR
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long msStyle ;
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if ( m_windowStyle & wxSL_LABELS )
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{
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msStyle = WS_CHILD | WS_VISIBLE | WS_BORDER | SS_CENTER;
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bool want3D;
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WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D) ;
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m_staticValue = (WXHWND) CreateWindowEx(exStyle, "STATIC", NULL,
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msStyle,
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0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
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wxGetInstance(), NULL);
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// Now create min static control
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sprintf(wxBuffer, "%d", minValue);
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m_staticMin = (WXHWND) CreateWindowEx(0, "STATIC", wxBuffer,
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STATIC_FLAGS,
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0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
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wxGetInstance(), NULL);
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}
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msStyle = 0;
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if (m_windowStyle & wxSL_VERTICAL)
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msStyle = TBS_VERT | WS_CHILD | WS_VISIBLE | WS_TABSTOP ;
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else
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msStyle = TBS_HORZ | WS_CHILD | WS_VISIBLE | WS_TABSTOP ;
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if ( m_windowStyle & wxSL_AUTOTICKS )
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msStyle |= TBS_AUTOTICKS ;
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if ( m_windowStyle & wxSL_LEFT )
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msStyle |= TBS_LEFT;
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else if ( m_windowStyle & wxSL_RIGHT )
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msStyle |= TBS_RIGHT;
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else if ( m_windowStyle & wxSL_TOP )
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msStyle |= TBS_TOP;
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else if ( m_windowStyle & wxSL_BOTTOM )
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msStyle |= TBS_BOTTOM;
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else if ( m_windowStyle & wxSL_BOTH )
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msStyle |= TBS_BOTH;
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else if ( ! (m_windowStyle & wxSL_AUTOTICKS) )
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msStyle |= TBS_NOTICKS;
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if ( m_windowStyle & wxSL_SELRANGE )
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msStyle |= TBS_ENABLESELRANGE ;
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HWND scroll_bar = CreateWindowEx(MakeExtendedStyle(m_windowStyle), TRACKBAR_CLASS, wxBuffer,
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msStyle,
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0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId,
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wxGetInstance(), NULL);
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m_rangeMax = maxValue;
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m_rangeMin = minValue;
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m_pageSize = (int)((maxValue-minValue)/10);
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::SendMessage(scroll_bar, TBM_SETRANGE, TRUE, MAKELONG(minValue, maxValue));
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::SendMessage(scroll_bar, TBM_SETPOS, TRUE, (LPARAM)value);
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::SendMessage(scroll_bar, TBM_SETPAGESIZE, 0, (LPARAM)m_pageSize);
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m_hWnd = (WXHWND)scroll_bar;
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SubclassWin(GetHWND());
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SetFont(parent->GetFont());
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if ( m_windowStyle & wxSL_LABELS )
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{
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// Finally, create max value static item
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sprintf(wxBuffer, "%d", maxValue);
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m_staticMax = (WXHWND) CreateWindowEx(0, "STATIC", wxBuffer,
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STATIC_FLAGS,
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0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
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wxGetInstance(), NULL);
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if (GetFont())
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{
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// GetFont()->RealizeResource();
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if (GetFont()->GetResourceHandle())
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{
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if ( m_staticMin )
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SendMessage((HWND)m_staticMin,WM_SETFONT,
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(WPARAM)GetFont()->GetResourceHandle(),0L);
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if ( m_staticMax )
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SendMessage((HWND)m_staticMax,WM_SETFONT,
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(WPARAM)GetFont()->GetResourceHandle(),0L);
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if (m_staticValue)
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SendMessage((HWND)m_staticValue,WM_SETFONT,
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(WPARAM)GetFont()->GetResourceHandle(),0L);
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}
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}
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}
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#else
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// non-Win95 implementation
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long msStyle = WS_CHILD | WS_VISIBLE | WS_BORDER | SS_CENTER;
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bool want3D;
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WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D) ;
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m_staticValue = (WXHWND) CreateWindowEx(exStyle, "STATIC", NULL,
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msStyle,
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0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
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wxGetInstance(), NULL);
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// Now create min static control
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sprintf(wxBuffer, "%d", minValue);
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m_staticMin = (WXHWND) CreateWindowEx(0, "STATIC", wxBuffer,
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STATIC_FLAGS,
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0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
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wxGetInstance(), NULL);
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// Now create slider
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m_windowId = (int)NewControlId();
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msStyle = 0;
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if (m_windowStyle & wxSL_VERTICAL)
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msStyle = SBS_VERT | WS_CHILD | WS_VISIBLE | WS_TABSTOP ;
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else
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msStyle = SBS_HORZ | WS_CHILD | WS_VISIBLE | WS_TABSTOP ;
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HWND scroll_bar = CreateWindowEx(MakeExtendedStyle(m_windowStyle), "SCROLLBAR", wxBuffer,
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msStyle,
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0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId,
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wxGetInstance(), NULL);
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m_pageSize = (int)((maxValue-minValue)/10);
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m_rangeMax = maxValue;
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m_rangeMin = minValue;
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::SetScrollRange(scroll_bar, SB_CTL, minValue, maxValue, FALSE);
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::SetScrollPos(scroll_bar, SB_CTL, value, FALSE);
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ShowWindow(scroll_bar, SW_SHOW);
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m_hWnd = (WXHWND)scroll_bar;
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// Subclass again for purposes of dialog editing mode
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SubclassWin(GetHWND());
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// Finally, create max value static item
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sprintf(wxBuffer, "%d", maxValue);
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m_staticMax = (WXHWND) CreateWindowEx(0, "STATIC", wxBuffer,
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STATIC_FLAGS,
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0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
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wxGetInstance(), NULL);
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SetFont(* parent->GetFont());
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if (GetFont())
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{
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// GetFont()->RealizeResource();
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if (GetFont()->GetResourceHandle())
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{
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if ( m_staticMin )
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SendMessage((HWND)m_staticMin,WM_SETFONT,
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(WPARAM)GetFont()->GetResourceHandle(),0L);
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if ( m_staticMax )
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SendMessage((HWND)m_staticMax,WM_SETFONT,
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(WPARAM)GetFont()->GetResourceHandle(),0L);
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if (m_staticValue)
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SendMessage((HWND)m_staticValue,WM_SETFONT,
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(WPARAM)GetFont()->GetResourceHandle(),0L);
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}
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}
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#endif
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SetSize(x, y, width, height);
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SetValue(value);
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return TRUE;
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}
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void wxSlider::MSWOnVScroll(const WXWORD wParam, const WXWORD pos, const WXHWND control)
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{
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#if defined(__WIN95__) && USE_TRACK_BAR
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int position = 0; // Dummy - not used in this mode
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#else
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int position = ::GetScrollPos((HWND)control, SB_CTL);
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#endif
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int nScrollInc;
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int scrollEvent = 0;
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switch ( wParam )
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{
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case SB_TOP:
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nScrollInc = m_rangeMax - position;
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scrollEvent = wxEVT_SCROLL_TOP;
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break;
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case SB_BOTTOM:
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nScrollInc = - position;
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scrollEvent = wxEVT_SCROLL_BOTTOM;
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break;
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case SB_LINEUP:
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nScrollInc = - GetLineSize();
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scrollEvent = wxEVT_SCROLL_LINEUP;
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break;
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case SB_LINEDOWN:
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nScrollInc = GetLineSize();
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scrollEvent = wxEVT_SCROLL_LINEDOWN;
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break;
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case SB_PAGEUP:
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nScrollInc = -GetPageSize();
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scrollEvent = wxEVT_SCROLL_PAGEUP;
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break;
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case SB_PAGEDOWN:
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nScrollInc = GetPageSize();
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scrollEvent = wxEVT_SCROLL_PAGEDOWN;
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break;
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case SB_THUMBTRACK:
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case SB_THUMBPOSITION:
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#ifdef __WIN32__
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nScrollInc = (signed short)pos - position;
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#else
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nScrollInc = pos - position;
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#endif
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scrollEvent = wxEVT_SCROLL_THUMBTRACK;
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break;
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default:
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nScrollInc = 0;
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return;
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}
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#if !(WIN95 && USE_TRACK_BAR)
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if (nScrollInc != 0)
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#endif
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{
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#if defined(__WIN95__) && USE_TRACK_BAR
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int newPos = (int)::SendMessage((HWND) control, TBM_GETPOS, 0, 0);
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#else
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int newPos = position + nScrollInc;
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#endif
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if (!(newPos < GetMin() || newPos > GetMax()))
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{
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SetValue(newPos);
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wxScrollEvent event(scrollEvent, m_windowId);
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event.SetPosition(newPos);
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event.SetEventObject( this );
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GetEventHandler()->ProcessEvent(event);
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}
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}
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}
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void wxSlider::MSWOnHScroll(const WXWORD wParam, const WXWORD pos, const WXHWND control)
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{
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MSWOnVScroll(wParam, pos, control);
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}
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wxSlider::~wxSlider(void)
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{
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if (m_staticMin)
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DestroyWindow((HWND) m_staticMin);
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if (m_staticMax)
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DestroyWindow((HWND) m_staticMax);
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if (m_staticValue)
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DestroyWindow((HWND) m_staticValue);
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}
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int wxSlider::GetValue(void) const
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{
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#if defined(__WIN95__) && USE_TRACK_BAR
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return ::SendMessage((HWND) GetHWND(), TBM_GETPOS, 0, 0);
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#else
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return ::GetScrollPos((HWND) GetHWND(), SB_CTL);
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#endif
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}
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void wxSlider::SetValue(const int value)
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{
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#if defined(__WIN95__) && USE_TRACK_BAR
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::SendMessage((HWND) GetHWND(), TBM_SETPOS, (WPARAM)TRUE, (LPARAM)value);
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#else
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::SetScrollPos((HWND) GetHWND(), SB_CTL, value, TRUE);
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#endif
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if (m_staticValue)
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{
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sprintf(wxBuffer, "%d", value);
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SetWindowText((HWND) m_staticValue, wxBuffer);
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}
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}
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void wxSlider::GetSize(int *width, int *height) const
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{
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RECT rect;
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rect.left = -1; rect.right = -1; rect.top = -1; rect.bottom = -1;
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wxFindMaxSize(GetHWND(), &rect);
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if (m_staticMin)
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wxFindMaxSize(m_staticMin, &rect);
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if (m_staticMax)
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wxFindMaxSize(m_staticMax, &rect);
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if (m_staticValue)
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wxFindMaxSize(m_staticValue, &rect);
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*width = rect.right - rect.left;
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*height = rect.bottom - rect.top;
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}
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void wxSlider::GetPosition(int *x, int *y) const
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{
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wxWindow *parent = GetParent();
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RECT rect;
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rect.left = -1; rect.right = -1; rect.top = -1; rect.bottom = -1;
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wxFindMaxSize(GetHWND(), &rect);
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if (m_staticMin)
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wxFindMaxSize(m_staticMin, &rect);
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if (m_staticMax)
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wxFindMaxSize(m_staticMax, &rect);
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if (m_staticValue)
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wxFindMaxSize(m_staticValue, &rect);
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// Since we now have the absolute screen coords,
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// if there's a parent we must subtract its top left corner
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POINT point;
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point.x = rect.left;
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point.y = rect.top;
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if (parent)
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::ScreenToClient((HWND) parent->GetHWND(), &point);
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*x = point.x;
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*y = point.y;
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}
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void wxSlider::SetSize(const int x, const int y, const int width, const int height, const int sizeFlags)
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{
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int x1 = x;
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int y1 = y;
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int w1 = width;
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int h1 = height;
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int currentX, currentY;
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GetPosition(¤tX, ¤tY);
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if (x == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
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x1 = currentX;
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if (y == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
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y1 = currentY;
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char buf[300];
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int x_offset = x;
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int y_offset = y;
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int cx; // slider,min,max sizes
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int cy;
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float cyf;
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wxGetCharSize(GetHWND(), &cx, &cy,GetFont());
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if ((m_windowStyle & wxSL_VERTICAL) != wxSL_VERTICAL)
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{
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if ( m_windowStyle & wxSL_LABELS )
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{
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float min_len = 0.0;
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GetWindowText((HWND) m_staticMin, buf, 300);
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GetTextExtent(buf, &min_len, &cyf,NULL,NULL, GetFont());
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float max_len = 0.0;
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GetWindowText((HWND) m_staticMax, buf, 300);
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GetTextExtent(buf, &max_len, &cyf,NULL,NULL, GetFont());
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if (m_staticValue)
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{
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int new_width = (int)(wxMax(min_len, max_len));
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int valueHeight = (int)cyf;
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#ifdef __WIN32__
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// For some reason, under Win95, the text edit control has
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// a lot of space before the first character
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new_width += 3*cx;
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#endif
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#if defined(__WIN95__)
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// The height needs to be a bit bigger under Win95 if using native
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// 3D effects.
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valueHeight = (int) (valueHeight * 1.5) ;
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#endif
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MoveWindow((HWND) m_staticValue, x_offset, y_offset, new_width, valueHeight, TRUE);
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x_offset += new_width + cx;
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}
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MoveWindow((HWND) m_staticMin, x_offset, y_offset, (int)min_len, cy, TRUE);
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x_offset += (int)(min_len + cx);
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int slider_length = (int)(w1 - x_offset - max_len - cx);
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#if defined(__WIN95__) && USE_TRACK_BAR
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int slider_height = h1;
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if (slider_height < 0 )
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slider_height = 20;
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#else
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int slider_height = cy;
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#endif
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// Slider must have a minimum/default length/height
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if (slider_length < 100)
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slider_length = 100;
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MoveWindow((HWND) GetHWND(), x_offset, y_offset, slider_length, slider_height, TRUE);
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x_offset += slider_length + cx;
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MoveWindow((HWND) m_staticMax, x_offset, y_offset, (int)max_len, cy, TRUE);
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}
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else
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{
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// No labels
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if ( w1 < 0 )
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w1 = 200;
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if ( h1 < 0 )
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h1 = 20;
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MoveWindow((HWND) GetHWND(), x1, y1, w1, h1, TRUE);
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}
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}
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else
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{
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if ( m_windowStyle & wxSL_LABELS )
|
|
{
|
|
float min_len;
|
|
GetWindowText((HWND) m_staticMin, buf, 300);
|
|
GetTextExtent(buf, &min_len, &cyf,NULL,NULL,GetFont());
|
|
|
|
float max_len;
|
|
GetWindowText((HWND) m_staticMax, buf, 300);
|
|
GetTextExtent(buf, &max_len, &cyf,NULL,NULL, GetFont());
|
|
|
|
if (m_staticValue)
|
|
{
|
|
int new_width = (int)(wxMax(min_len, max_len));
|
|
int valueHeight = (int)cyf;
|
|
/*** Suggested change by George Tasker - remove this block...
|
|
#ifdef __WIN32__
|
|
// For some reason, under Win95, the text edit control has
|
|
// a lot of space before the first character
|
|
new_width += 3*cx;
|
|
#endif
|
|
... and replace with following line: */
|
|
new_width += cx;
|
|
|
|
#if defined(__WIN95__)
|
|
// The height needs to be a bit bigger under Win95 if using native
|
|
// 3D effects.
|
|
valueHeight = (int) (valueHeight * 1.5) ;
|
|
#endif
|
|
|
|
MoveWindow((HWND) m_staticValue, x_offset, y_offset, new_width, valueHeight, TRUE);
|
|
y_offset += valueHeight;
|
|
}
|
|
|
|
MoveWindow((HWND) m_staticMin, x_offset, y_offset, (int)min_len, cy, TRUE);
|
|
y_offset += cy;
|
|
|
|
int slider_length = (int)(h1 - y_offset - cy - cy);
|
|
#if defined(__WIN95__) && USE_TRACK_BAR
|
|
int slider_width = w1;
|
|
if (slider_width < 0 )
|
|
slider_width = 20;
|
|
#else
|
|
// Use character height as an estimate of slider width (yes, width)
|
|
int slider_width = cy;
|
|
#endif
|
|
|
|
// Slider must have a minimum/default length
|
|
if (slider_length < 100)
|
|
slider_length = 100;
|
|
|
|
MoveWindow((HWND) GetHWND(), x_offset, y_offset, slider_width, slider_length, TRUE);
|
|
y_offset += slider_length;
|
|
|
|
MoveWindow((HWND) m_staticMax, x_offset, y_offset, (int)max_len, cy, TRUE);
|
|
}
|
|
else
|
|
{
|
|
// No labels
|
|
if ( w1 < 0 )
|
|
w1 = 20;
|
|
if ( h1 < 0 )
|
|
h1 = 200;
|
|
MoveWindow((HWND) GetHWND(), x1, y1, w1, h1, TRUE);
|
|
}
|
|
}
|
|
|
|
/*
|
|
#if WXWIN_COMPATIBILITY
|
|
GetEventHandler()->OldOnSize(width, height);
|
|
#else
|
|
wxSizeEvent event(wxSize(width, height), m_windowId);
|
|
event.eventObject = this;
|
|
GetEventHandler()->ProcessEvent(event);
|
|
#endif
|
|
*/
|
|
|
|
}
|
|
|
|
void wxSlider::SetRange(const int minValue, const int maxValue)
|
|
{
|
|
m_rangeMin = minValue;
|
|
m_rangeMax = maxValue;
|
|
|
|
#if defined(__WIN95__) && USE_TRACK_BAR
|
|
::SendMessage((HWND) GetHWND(), TBM_SETRANGE, TRUE, MAKELONG(minValue, maxValue));
|
|
#else
|
|
::SetScrollRange((HWND) GetHWND(), SB_CTL, m_rangeMin, m_rangeMax, TRUE);
|
|
#endif
|
|
char buf[40];
|
|
if ( m_staticMin )
|
|
{
|
|
sprintf(buf, "%d", m_rangeMin);
|
|
SetWindowText((HWND) m_staticMin, buf);
|
|
}
|
|
|
|
if ( m_staticMax )
|
|
{
|
|
sprintf(buf, "%d", m_rangeMax);
|
|
SetWindowText((HWND) m_staticMax, buf);
|
|
}
|
|
}
|
|
|
|
WXHBRUSH wxSlider::OnCtlColor(const WXHDC pDC, const WXHWND pWnd, const WXUINT nCtlColor,
|
|
WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
|
|
{
|
|
if ( nCtlColor == CTLCOLOR_SCROLLBAR )
|
|
return 0;
|
|
|
|
// Otherwise, it's a static
|
|
if (GetParent()->GetTransparentBackground())
|
|
SetBkMode((HDC) pDC, TRANSPARENT);
|
|
else
|
|
SetBkMode((HDC) pDC, OPAQUE);
|
|
|
|
::SetBkColor((HDC) pDC, RGB(GetBackgroundColour().Red(), GetBackgroundColour().Green(), GetBackgroundColour().Blue()));
|
|
::SetTextColor((HDC) pDC, RGB(GetForegroundColour().Red(), GetForegroundColour().Green(), GetForegroundColour().Blue()));
|
|
|
|
wxBrush *backgroundBrush = wxTheBrushList->FindOrCreateBrush(GetBackgroundColour(), wxSOLID);
|
|
|
|
// Note that this will be cleaned up in wxApp::OnIdle, if backgroundBrush
|
|
// has a zero usage count.
|
|
// backgroundBrush->RealizeResource();
|
|
return (WXHBRUSH) backgroundBrush->GetResourceHandle();
|
|
}
|
|
|
|
// For trackbars only
|
|
void wxSlider::SetTickFreq(const int n, const int pos)
|
|
{
|
|
#if defined(__WIN95__) && USE_TRACK_BAR
|
|
m_tickFreq = n;
|
|
::SendMessage( (HWND) GetHWND(), TBM_SETTICFREQ, (WPARAM) n, (LPARAM) pos );
|
|
#endif
|
|
}
|
|
|
|
void wxSlider::SetPageSize(const int pageSize)
|
|
{
|
|
#if defined(__WIN95__) && USE_TRACK_BAR
|
|
::SendMessage( (HWND) GetHWND(), TBM_SETPAGESIZE, (WPARAM) 0, (LPARAM) pageSize );
|
|
#endif
|
|
m_pageSize = pageSize;
|
|
}
|
|
|
|
int wxSlider::GetPageSize(void) const
|
|
{
|
|
return m_pageSize;
|
|
}
|
|
|
|
void wxSlider::ClearSel(void)
|
|
{
|
|
#if defined(__WIN95__) && USE_TRACK_BAR
|
|
::SendMessage( (HWND) GetHWND(), TBM_CLEARSEL, (WPARAM) TRUE, (LPARAM) 0 );
|
|
#endif
|
|
}
|
|
|
|
void wxSlider::ClearTicks(void)
|
|
{
|
|
#if defined(__WIN95__) && USE_TRACK_BAR
|
|
::SendMessage( (HWND) GetHWND(), TBM_CLEARTICS, (WPARAM) TRUE, (LPARAM) 0 );
|
|
#endif
|
|
}
|
|
|
|
void wxSlider::SetLineSize(const int lineSize)
|
|
{
|
|
m_lineSize = lineSize;
|
|
#if defined(__WIN95__) && USE_TRACK_BAR
|
|
::SendMessage( (HWND) GetHWND(), TBM_SETLINESIZE, (WPARAM) 0, (LPARAM) lineSize );
|
|
#endif
|
|
}
|
|
|
|
int wxSlider::GetLineSize(void) const
|
|
{
|
|
#if defined(__WIN95__) && USE_TRACK_BAR
|
|
return (int) ::SendMessage( (HWND) GetHWND(), TBM_GETLINESIZE, (WPARAM) 0, (LPARAM) 0 );
|
|
#else
|
|
return m_lineSize;
|
|
#endif
|
|
}
|
|
|
|
int wxSlider::GetSelEnd(void) const
|
|
{
|
|
#if defined(__WIN95__) && USE_TRACK_BAR
|
|
return (int) ::SendMessage( (HWND) GetHWND(), TBM_SETSELEND, (WPARAM) 0, (LPARAM) 0 );
|
|
#else
|
|
return 0;
|
|
#endif
|
|
}
|
|
|
|
int wxSlider::GetSelStart(void) const
|
|
{
|
|
#if defined(__WIN95__) && USE_TRACK_BAR
|
|
return (int) ::SendMessage( (HWND) GetHWND(), TBM_GETSELSTART, (WPARAM) 0, (LPARAM) 0 );
|
|
#else
|
|
return 0;
|
|
#endif
|
|
}
|
|
|
|
void wxSlider::SetSelection(const int minPos, const int maxPos)
|
|
{
|
|
#if defined(__WIN95__) && USE_TRACK_BAR
|
|
::SendMessage( (HWND) GetHWND(), TBM_SETSEL, (WPARAM) TRUE, (LPARAM) MAKELONG( minPos, maxPos) );
|
|
#endif
|
|
}
|
|
|
|
void wxSlider::SetThumbLength(const int len)
|
|
{
|
|
#if defined(__WIN95__) && USE_TRACK_BAR
|
|
::SendMessage( (HWND) GetHWND(), TBM_SETTHUMBLENGTH, (WPARAM) len, (LPARAM) 0 );
|
|
#endif
|
|
}
|
|
|
|
int wxSlider::GetThumbLength(void) const
|
|
{
|
|
#if defined(__WIN95__) && USE_TRACK_BAR
|
|
return (int) ::SendMessage( (HWND) GetHWND(), TBM_GETTHUMBLENGTH, (WPARAM) 0, (LPARAM) 0 );
|
|
#else
|
|
return 0;
|
|
#endif
|
|
}
|
|
|
|
void wxSlider::SetTick(const int tickPos)
|
|
{
|
|
#if defined(__WIN95__) && USE_TRACK_BAR
|
|
::SendMessage( (HWND) GetHWND(), TBM_SETTIC, (WPARAM) 0, (LPARAM) tickPos );
|
|
#endif
|
|
}
|
|
|
|
bool wxSlider::ContainsHWND(WXHWND hWnd) const
|
|
{
|
|
return ( hWnd == GetStaticMin() || hWnd == GetStaticMax() || hWnd == GetEditValue() );
|
|
}
|
|
|
|
#if WXWIN_COMPATIBILITY
|
|
// Backward compatibility
|
|
void wxSlider::OnScroll(wxScrollEvent& event)
|
|
{
|
|
int oldEvent = event.GetEventType();
|
|
event.SetEventType( wxEVT_COMMAND_SLIDER_UPDATED );
|
|
if ( !GetEventHandler()->ProcessEvent(event) )
|
|
{
|
|
event.SetEventType( oldEvent );
|
|
if (!GetParent()->GetEventHandler()->ProcessEvent(event))
|
|
event.Skip();
|
|
}
|
|
}
|
|
#endif
|
|
|
|
void wxSlider::Command (wxCommandEvent & event)
|
|
{
|
|
SetValue (event.GetInt());
|
|
ProcessCommand (event);
|
|
}
|
|
|
|
bool wxSlider::Show(const bool show)
|
|
{
|
|
wxWindow::Show(show);
|
|
|
|
int cshow;
|
|
if (show)
|
|
cshow = SW_SHOW;
|
|
else
|
|
cshow = SW_HIDE;
|
|
|
|
if(m_staticValue)
|
|
ShowWindow((HWND) m_staticValue, (BOOL)cshow);
|
|
if(m_staticMin)
|
|
ShowWindow((HWND) m_staticMin, (BOOL)cshow);
|
|
if(m_staticMax)
|
|
ShowWindow((HWND) m_staticMax, (BOOL)cshow);
|
|
return TRUE;
|
|
}
|
|
|
|
|