/////////////////////////////////////////////////////////////////////////////
// Name: slider.cpp
// Purpose: wxSlider
-// Author: AUTHOR
+// Author: David Webster
// Modified by:
-// Created: ??/??/98
+// Created: 10/15/99
// RCS-ID: $Id$
-// Copyright: (c) AUTHOR
-// Licence: wxWindows licence
+// Copyright: (c) David Webster
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "slider.h"
-#endif
-
-#include "wx/slider.h"
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
-#if !USE_SHARED_LIBRARY
-IMPLEMENT_DYNAMIC_CLASS(wxSlider, wxControl)
+#ifdef __BORLANDC__
+#pragma hdrstop
+#endif
-BEGIN_EVENT_TABLE(wxSlider, wxControl)
-END_EVENT_TABLE()
+#ifndef WX_PRECOMP
+#include <stdio.h>
+#include <wx/utils.h>
+#include <wx/brush.h>
#endif
+#include "wx/slider.h"
+#include "wx/os2/private.h"
+IMPLEMENT_DYNAMIC_CLASS(wxSlider, wxControl)
// Slider
wxSlider::wxSlider()
{
+ m_staticValue = 0;
+ m_staticMin = 0;
+ m_staticMax = 0;
m_pageSize = 1;
m_lineSize = 1;
m_rangeMax = 0;
int value, int minValue, int maxValue,
const wxPoint& pos,
const wxSize& size, long style,
+#if wxUSE_VALIDATORS
const wxValidator& validator,
+#endif
const wxString& name)
{
SetName(name);
+#if wxUSE_VALIDATORS
SetValidator(validator);
+#endif
if (parent) parent->AddChild(this);
return FALSE;
}
+bool wxSlider::OS2OnScroll(int WXUNUSED(orientation), WXWORD wParam,
+ WXWORD pos, WXHWND control)
+{
+ int position = 0; // Dummy - not used in this mode
+
+ int nScrollInc;
+ wxEventType scrollEvent = wxEVT_NULL;
+// TODO:
+/*
+ switch ( wParam )
+ {
+ case SB_TOP:
+ nScrollInc = m_rangeMax - position;
+ scrollEvent = wxEVT_SCROLL_TOP;
+ break;
+
+ case SB_BOTTOM:
+ nScrollInc = - position;
+ scrollEvent = wxEVT_SCROLL_BOTTOM;
+ break;
+
+ case SB_LINEUP:
+ nScrollInc = - GetLineSize();
+ scrollEvent = wxEVT_SCROLL_LINEUP;
+ break;
+
+ case SB_LINEDOWN:
+ nScrollInc = GetLineSize();
+ scrollEvent = wxEVT_SCROLL_LINEDOWN;
+ break;
+
+ case SB_PAGEUP:
+ nScrollInc = -GetPageSize();
+ scrollEvent = wxEVT_SCROLL_PAGEUP;
+ break;
+
+ case SB_PAGEDOWN:
+ nScrollInc = GetPageSize();
+ scrollEvent = wxEVT_SCROLL_PAGEDOWN;
+ break;
+
+ case SB_THUMBTRACK:
+ case SB_THUMBPOSITION:
+#ifdef __WIN32__
+ nScrollInc = (signed short)pos - position;
+#else // Win16
+ nScrollInc = pos - position;
+#endif // Win32/16
+ scrollEvent = wxEVT_SCROLL_THUMBTRACK;
+ break;
+
+ default:
+ nScrollInc = 0;
+ }
+
+ if ( nScrollInc == 0 )
+ {
+ // no event...
+ return FALSE;
+ }
+
+ int newPos = (int)::SendMessage((HWND) control, TBM_GETPOS, 0, 0);
+ if ( (newPos < GetMin()) || (newPos > GetMax()) )
+ {
+ // out of range - but we did process it
+ return TRUE;
+ }
+*/
+ int newPos = 0; //temporary
+ SetValue(newPos);
+
+ wxScrollEvent event(scrollEvent, m_windowId);
+ event.SetPosition(newPos);
+ event.SetEventObject( this );
+ GetEventHandler()->ProcessEvent(event);
+
+ wxCommandEvent cevent( wxEVT_COMMAND_SLIDER_UPDATED, GetId() );
+ cevent.SetEventObject( this );
+
+ return GetEventHandler()->ProcessEvent( cevent );
+}
+
wxSlider::~wxSlider()
{
+ // TODO:
}
int wxSlider::GetValue() const
// TODO
}
-void wxSlider::SetSize(int x, int y, int width, int height, int sizeFlags)
+// TODO one day, make sense of all this horros and replace it with a readable
+// DoGetBestSize()
+void wxSlider::DoSetSize(int x, int y, int width, int height, int sizeFlags)
{
- // TODO
+ int x1 = x;
+ int y1 = y;
+ int w1 = width;
+ int h1 = height;
+
+ int currentX, currentY;
+ GetPosition(¤tX, ¤tY);
+ if (x == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
+ x1 = currentX;
+ if (y == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
+ y1 = currentY;
+
+// TODO:
+/*
+
+ AdjustForParentClientOrigin(x1, y1, sizeFlags);
+
+ wxChar buf[300];
+
+ int x_offset = x;
+ int y_offset = y;
+
+ int cx; // slider,min,max sizes
+ int cy;
+ int cyf;
+
+ wxGetCharSize(GetHWND(), &cx, &cy, & this->GetFont());
+
+ if ((m_windowStyle & wxSL_VERTICAL) != wxSL_VERTICAL)
+ {
+ if ( m_windowStyle & wxSL_LABELS )
+ {
+ int min_len = 0;
+
+ GetWindowText((HWND) m_staticMin, buf, 300);
+ GetTextExtent(buf, &min_len, &cyf,NULL,NULL, & this->GetFont());
+
+ int max_len = 0;
+
+ GetWindowText((HWND) m_staticMax, buf, 300);
+ GetTextExtent(buf, &max_len, &cyf,NULL,NULL, & this->GetFont());
+ if (m_staticValue)
+ {
+ int new_width = (int)(wxMax(min_len, max_len));
+ int valueHeight = (int)cyf;
+#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
+ // The height needs to be a bit bigger under Win95 if using native
+ // 3D effects.
+ valueHeight = (int) (valueHeight * 1.5) ;
+ MoveWindow((HWND) m_staticValue, x_offset, y_offset, new_width, valueHeight, TRUE);
+ x_offset += new_width + cx;
+ }
+
+ MoveWindow((HWND) m_staticMin, x_offset, y_offset, (int)min_len, cy, TRUE);
+ x_offset += (int)(min_len + cx);
+
+ int slider_length = (int)(w1 - x_offset - max_len - cx);
+
+ int slider_height = h1;
+ if (slider_height < 0 )
+ slider_height = 20;
+
+ // Slider must have a minimum/default length/height
+ if (slider_length < 100)
+ slider_length = 100;
+
+ MoveWindow(GetHwnd(), x_offset, y_offset, slider_length, slider_height, TRUE);
+ x_offset += slider_length + cx;
+
+ MoveWindow((HWND) m_staticMax, x_offset, y_offset, (int)max_len, cy, TRUE);
+ }
+ else
+ {
+ // No labels
+ // If we're prepared to use the existing size, then...
+ if (width == -1 && height == -1 && ((sizeFlags & wxSIZE_AUTO) != wxSIZE_AUTO))
+ {
+ GetSize(&w1, &h1);
+ }
+ if ( w1 < 0 )
+ w1 = 200;
+ if ( h1 < 0 )
+ h1 = 20;
+ MoveWindow(GetHwnd(), x1, y1, w1, h1, TRUE);
+ }
+ }
+ else
+ {
+ if ( m_windowStyle & wxSL_LABELS )
+ {
+ int min_len;
+ GetWindowText((HWND) m_staticMin, buf, 300);
+ GetTextExtent(buf, &min_len, &cyf,NULL,NULL, & this->GetFont());
+
+ int max_len;
+ GetWindowText((HWND) m_staticMax, buf, 300);
+ GetTextExtent(buf, &max_len, &cyf,NULL,NULL, & this->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;
+
+ // The height needs to be a bit bigger under Win95 if using native
+ // 3D effects.
+ valueHeight = (int) (valueHeight * 1.5) ;
+
+ 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);
+
+ int slider_width = w1;
+ if (slider_width < 0 )
+ slider_width = 20;
+
+ // Slider must have a minimum/default length
+ if (slider_length < 100)
+ slider_length = 100;
+
+ MoveWindow(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 we're prepared to use the existing size, then...
+ if (width == -1 && height == -1 && ((sizeFlags & wxSIZE_AUTO) != wxSIZE_AUTO))
+ {
+ GetSize(&w1, &h1);
+ }
+ if ( w1 < 0 )
+ w1 = 20;
+ if ( h1 < 0 )
+ h1 = 200;
+ MoveWindow(GetHwnd(), x1, y1, w1, h1, TRUE);
+ }
+ }
+*/
}
void wxSlider::SetRange(int minValue, int maxValue)
// TODO
}
+WXHBRUSH wxSlider::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
+ WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
+{
+ // TODO:
+/*
+ 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);
+ return (WXHBRUSH) backgroundBrush->GetResourceHandle();
+*/
+ return (WXHBRUSH)0;
+}
+
// For trackbars only
void wxSlider::SetTickFreq(int n, int pos)
{
// TODO
}
+bool wxSlider::ContainsHWND(WXHWND hWnd) const
+{
+ return ( hWnd == GetStaticMin() || hWnd == GetStaticMax() || hWnd == GetEditValue() );
+}
+
void wxSlider::Command (wxCommandEvent & event)
{
SetValue (event.GetInt());
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