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use MSWAlwaysDrawBg() to fix the problem with black background; rewrote/cleaned up the positioning and window creation code

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@30936 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2004-12-11 23:35:41 +00:00
parent 19fdd4efb6
commit 6181cef532
2 changed files with 406 additions and 586 deletions
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90
include/wx/msw/slider95.h
View File

@@ -9,53 +9,60 @@
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _SLIDER95_H_
#define _SLIDER95_H_
#ifndef _WX_SLIDER95_H_
#define _WX_SLIDER95_H_
#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma interface "slider95.h"
#endif
class WXDLLEXPORT wxSubwindows;
// Slider
class WXDLLEXPORT wxSlider95 : public wxSliderBase
{
public:
wxSlider95();
wxSlider95() { Init(); }
wxSlider95(wxWindow *parent, wxWindowID id,
int value, int minValue, int maxValue,
wxSlider95(wxWindow *parent,
wxWindowID id,
int value,
int minValue,
int maxValue,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxSL_HORIZONTAL,
const wxValidator& validator = wxDefaultValidator,
const wxString& name = wxSliderNameStr)
{
Create(parent, id, value, minValue, maxValue, pos, size, style, validator, name);
Init();
(void)Create(parent, id, value, minValue, maxValue,
pos, size, style, validator, name);
}
~wxSlider95();
bool Create(wxWindow *parent, wxWindowID id,
int value, int minValue, int maxValue,
bool Create(wxWindow *parent,
wxWindowID id,
int value,
int minValue, int maxValue,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxSL_HORIZONTAL,
const wxValidator& validator = wxDefaultValidator,
const wxString& name = wxSliderNameStr);
virtual ~wxSlider95();
// slider methods
virtual int GetValue() const;
virtual void SetValue(int);
void GetPosition(int *x, int *y) const;
bool Show(bool show = true);
void SetRange(int minValue, int maxValue);
int GetMin() const { return m_rangeMin; }
int GetMax() const { return m_rangeMax; }
// For trackbars only
// Win32-specific slider methods
void SetTickFreq(int n, int pos);
int GetTickFreq() const { return m_tickFreq; }
void SetPageSize(int pageSize);
@@ -71,36 +78,57 @@ public:
int GetThumbLength() const;
void SetTick(int tickPos);
// IMPLEMENTATION
WXHWND GetStaticMin() const { return m_staticMin; }
WXHWND GetStaticMax() const { return m_staticMax; }
WXHWND GetEditValue() const { return m_staticValue; }
// implementation only from now on
WXHWND GetStaticMin() const;
WXHWND GetStaticMax() const;
WXHWND GetEditValue() const;
virtual bool ContainsHWND(WXHWND hWnd) const;
void Command(wxCommandEvent& event);
virtual bool MSWOnScroll(int orientation, WXWORD wParam,
WXWORD pos, WXHWND control);
void DoGetPosition(int *x, int *y) const;
bool Show(bool show = true);
protected:
WXHWND m_staticMin;
WXHWND m_staticMax;
WXHWND m_staticValue;
// common part of all ctors
void Init();
// format an integer value as string
static wxString Format(int n) { return wxString::Format(_T("%d"), n); }
// get the boundig box for the slider and possible labels
wxRect GetBoundingBox() const;
// get the height and, if the pointer is not NULL, width of our labels
int GetLabelsSize(int *width = NULL) const;
// overridden base class virtuals
virtual void DoGetSize(int *width, int *height) const;
virtual void DoMoveWindow(int x, int y, int width, int height);
virtual wxSize DoGetBestSize() const;
virtual wxBorder GetDefaultBorder() const { return wxBORDER_NONE; }
virtual WXDWORD MSWGetStyle(long flags, WXDWORD *exstyle = NULL) const;
virtual bool MSWAlwaysDrawBg() const { return true; }
// the labels windows, if any
wxSubwindows *m_labels;
int m_rangeMin;
int m_rangeMax;
int m_pageSize;
int m_lineSize;
int m_tickFreq;
virtual void DoGetSize(int *width, int *height) const;
virtual void DoSetSize(int x, int y,
int width, int height,
int sizeFlags = wxSIZE_AUTO);
virtual wxSize DoGetBestSize() const;
DECLARE_DYNAMIC_CLASS_NO_COPY(wxSlider95)
};
#endif
// _SLIDER95_H_
#endif // _WX_SLIDER95_H_

858
src/msw/slider95.cpp
View File

@@ -1,18 +1,27 @@
/////////////////////////////////////////////////////////////////////////////
// Name: slider95.cpp
// Name: msw/slider95.cpp
// Purpose: wxSlider95, using the Win95 trackbar control
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Copyright: (c) Julian Smart 1998
// Vadim Zeitlin 2004
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// declarations
// ============================================================================
#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "slider95.h"
#endif
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
@@ -23,20 +32,36 @@
#if wxUSE_SLIDER
#ifndef WX_PRECOMP
#include "wx/utils.h"
#include "wx/brush.h"
#include "wx/slider.h"
#endif
#ifdef __WIN95__
#include "wx/slider.h"
#include "wx/msw/subwin.h"
#include "wx/msw/slider95.h"
#include "wx/msw/private.h"
#if defined(__WIN95__) && !(defined(__GNUWIN32_OLD__) && !defined(__CYGWIN10__))
#if !(defined(__GNUWIN32_OLD__) && !defined(__CYGWIN10__))
#include <commctrl.h>
#endif
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
// indices of labels in wxSlider95::m_labels
enum
{
SliderLabel_Min,
SliderLabel_Max,
SliderLabel_Value,
SliderLabel_Last
};
// the gap between the slider and the labels, in pixels
static const int HGAP = 5;
// ----------------------------------------------------------------------------
// XTI
// ----------------------------------------------------------------------------
#if wxUSE_EXTENDED_RTTI
WX_DEFINE_FLAGS( wxSliderStyle )
@@ -104,12 +129,18 @@ wxCONSTRUCTOR_8( wxSlider95 , wxWindow* , Parent , wxWindowID , Id , int , Value
IMPLEMENT_DYNAMIC_CLASS(wxSlider95, wxControl)
#endif
// Slider
wxSlider95::wxSlider95()
// ============================================================================
// wxSlider95 implementation
// ============================================================================
// ----------------------------------------------------------------------------
// construction
// ----------------------------------------------------------------------------
void wxSlider95::Init()
{
m_staticValue = (WXHWND) NULL;
m_staticMin = (WXHWND) NULL;
m_staticMax = (WXHWND) NULL;
m_labels = NULL;
m_pageSize = 1;
m_lineSize = 1;
m_rangeMax = 0;
@@ -117,169 +148,111 @@ wxSlider95::wxSlider95()
m_tickFreq = 0;
}
bool wxSlider95::Create(wxWindow *parent, wxWindowID id,
int value, int minValue, int maxValue,
bool
wxSlider95::Create(wxWindow *parent,
wxWindowID id,
int value,
int minValue,
int maxValue,
const wxPoint& pos,
const wxSize& size, long style,
const wxSize& size,
long style,
const wxValidator& validator,
const wxString& name)
{
// default is no border
if ( (style & wxBORDER_MASK) == wxBORDER_DEFAULT )
style |= wxBORDER_NONE;
if ( !CreateBase(parent, id, pos, size, style, validator, name) )
// initialize everything
if ( !CreateControl(parent, id, pos, size, style, validator, name) )
return false;
if (parent) parent->AddChild(this);
InheritAttributes();
m_staticValue = (WXHWND) NULL;;
m_staticMin = (WXHWND) NULL;;
m_staticMax = (WXHWND) NULL;;
m_pageSize = 1;
m_lineSize = 1;
m_windowStyle = style;
m_tickFreq = 0;
long msStyle = 0;
if ( m_windowStyle & wxSL_LABELS )
{
msStyle |= SS_CENTER|WS_VISIBLE;
WXDWORD exStyle = 0;
long valueStyle = m_windowStyle & ~wxBORDER_MASK;
valueStyle |= wxBORDER_SUNKEN;
msStyle |= MSWGetStyle(valueStyle, & exStyle) ;
m_staticValue = (WXHWND) CreateWindowEx
(
exStyle, wxT("STATIC"), NULL,
msStyle,
0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
wxGetInstance(), NULL
);
// Now create min static control
wxString minLabel;
minLabel.Printf(wxT("%d"), minValue);
long wstyle = STATIC_FLAGS;
if ( m_windowStyle & wxCLIP_SIBLINGS )
wstyle |= WS_CLIPSIBLINGS;
m_staticMin = (WXHWND) CreateWindowEx
(
0, wxT("STATIC"), minLabel,
wstyle,
0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
wxGetInstance(), NULL
);
}
WXDWORD exStyle = 0;
msStyle = MSWGetStyle(GetWindowStyle(), & exStyle) ;
wxUnusedVar(msStyle);
if (m_windowStyle & wxSL_VERTICAL)
msStyle = TBS_VERT | WS_CHILD | WS_VISIBLE | WS_TABSTOP ;
else
msStyle = TBS_HORZ | WS_CHILD | WS_VISIBLE | WS_TABSTOP ;
if ( m_windowStyle & wxSL_AUTOTICKS )
msStyle |= TBS_AUTOTICKS ;
if ( m_windowStyle & wxSL_LEFT )
msStyle |= TBS_LEFT;
else if ( m_windowStyle & wxSL_RIGHT )
msStyle |= TBS_RIGHT;
else if ( m_windowStyle & wxSL_TOP )
msStyle |= TBS_TOP;
else if ( m_windowStyle & wxSL_BOTTOM )
msStyle |= TBS_BOTTOM;
else if ( m_windowStyle & wxSL_BOTH )
msStyle |= TBS_BOTH;
else if ( ! (m_windowStyle & wxSL_AUTOTICKS) )
msStyle |= TBS_NOTICKS;
if ( m_windowStyle & wxSL_SELRANGE )
msStyle |= TBS_ENABLESELRANGE;
HWND scroll_bar = CreateWindowEx
(
exStyle, TRACKBAR_CLASS, wxEmptyString,
msStyle,
0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId,
wxGetInstance(), NULL
);
m_rangeMax = maxValue;
// ensure that we have correct values for GetLabelsSize()
m_rangeMin = minValue;
m_rangeMax = maxValue;
m_pageSize = (int)((maxValue-minValue)/10);
::SendMessage(scroll_bar, TBM_SETRANGE, TRUE, MAKELONG(minValue, maxValue));
::SendMessage(scroll_bar, TBM_SETPOS, TRUE, (LPARAM)value);
::SendMessage(scroll_bar, TBM_SETPAGESIZE, 0, (LPARAM)m_pageSize);
m_hWnd = (WXHWND)scroll_bar;
SubclassWin(GetHWND());
::SetWindowText((HWND) m_hWnd, wxEmptyString);
// create the labels first, so that our DoGetBestSize() could take them
// into account
//
// note that we could simply create 3 wxStaticTexts here but it could
// result in some observable side effects at wx level (e.g. the parent of
// wxSlider would have 3 more children than expected) and so we prefer not
// to do it like this
if ( m_windowStyle & wxSL_LABELS )
{
// Finally, create max value static item
wxString maxLabel;
maxLabel.Printf(wxT("%d"), maxValue);
long wstyle = STATIC_FLAGS;
m_labels = new wxSubwindows(SliderLabel_Last);
if ( m_windowStyle & wxCLIP_SIBLINGS )
wstyle |= WS_CLIPSIBLINGS;
m_staticMax = (WXHWND) CreateWindowEx
HWND hwndParent = GetHwndOf(parent);
for ( size_t n = 0; n < SliderLabel_Last; n++ )
{
(*m_labels)[n] = ::CreateWindow
(
0, wxT("STATIC"), maxLabel,
wstyle,
0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
wxGetInstance(), NULL
wxT("STATIC"),
NULL,
WS_CHILD | WS_VISIBLE | SS_CENTER,
0, 0, 0, 0,
hwndParent,
(HMENU)NewControlId(),
wxGetInstance(),
NULL
);
if (GetFont().Ok())
{
if (GetFont().GetResourceHandle())
{
if ( m_staticMin )
::SendMessage((HWND) m_staticMin, WM_SETFONT,
(WPARAM) GetFont().GetResourceHandle(), 0L);
if ( m_staticMax )
::SendMessage((HWND) m_staticMax, WM_SETFONT,
(WPARAM) GetFont().GetResourceHandle(), 0L);
if (m_staticValue)
::SendMessage((HWND) m_staticValue, WM_SETFONT,
(WPARAM) GetFont().GetResourceHandle(), 0L);
}
}
}
SetSize(pos.x, pos.y, size.x, size.y);
m_labels->SetFont(GetFont());
}
// now create the main control too
if ( !MSWCreateControl(TRACKBAR_CLASS, wxEmptyString, pos, size) )
return false;
// and initialize everything
SetRange(minValue, maxValue);
SetValue(value);
// SetInitialBestSize is not called since we don't call MSWCreateControl
// for this control, so call SetBestSize here instead.
SetBestSize(size);
SetPageSize((maxValue - minValue)/10);
return true;
}
bool wxSlider95::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam,
WXWORD WXUNUSED(pos), WXHWND control)
WXDWORD wxSlider95::MSWGetStyle(long style, WXDWORD *exstyle) const
{
WXDWORD msStyle = wxControl::MSWGetStyle(style, exstyle);
// TBS_HORZ is 0 anyhow, but do mention it explicitly for clarity
msStyle |= style & wxSL_VERTICAL ? TBS_VERT : TBS_HORZ;
if ( style & wxSL_AUTOTICKS )
msStyle |= TBS_AUTOTICKS ;
// again, TBS_RIGHT is 0 but do include it for clarity
if ( style & wxSL_LEFT )
msStyle |= TBS_LEFT;
else if ( style & wxSL_RIGHT )
msStyle |= TBS_RIGHT;
else if ( style & wxSL_TOP )
msStyle |= TBS_TOP;
else if ( style & wxSL_BOTTOM )
msStyle |= TBS_BOTTOM;
else if ( style & wxSL_BOTH )
msStyle |= TBS_BOTH;
else if ( !(style & wxSL_AUTOTICKS) )
msStyle |= TBS_NOTICKS;
if ( style & wxSL_SELRANGE )
msStyle |= TBS_ENABLESELRANGE;
return msStyle;
}
wxSlider95::~wxSlider95()
{
delete m_labels;
}
// ----------------------------------------------------------------------------
// event handling
// ----------------------------------------------------------------------------
bool wxSlider95::MSWOnScroll(int WXUNUSED(orientation),
WXWORD wParam,
WXWORD WXUNUSED(pos),
WXHWND control)
{
wxEventType scrollEvent;
switch ( wParam )
@@ -346,27 +319,178 @@ bool wxSlider95::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam,
return GetEventHandler()->ProcessEvent( cevent );
}
wxSlider95::~wxSlider95()
void wxSlider95::Command (wxCommandEvent & event)
{
if (m_staticMin)
{
::DestroyWindow((HWND) m_staticMin);
m_staticMin = (WXHWND) NULL;
SetValue (event.GetInt());
ProcessCommand (event);
}
if (m_staticMax)
// ----------------------------------------------------------------------------
// geometry stuff
// ----------------------------------------------------------------------------
wxRect wxSlider95::GetBoundingBox() const
{
::DestroyWindow((HWND) m_staticMax);
m_staticMax = (WXHWND) NULL;
// take care not to call our own functions which would call us recursively
int x, y, w, h;
wxSliderBase::DoGetPosition(&x, &y);
wxSliderBase::DoGetSize(&w, &h);
wxRect rect(x, y, w, h);
if ( m_labels )
rect.Union(m_labels->GetBoundingBox());
return rect;
}
if (m_staticValue)
void wxSlider95::DoGetSize(int *width, int *height) const
{
::DestroyWindow((HWND) m_staticValue);
m_staticValue = (WXHWND) NULL;
wxRect rect = GetBoundingBox();
if ( width )
*width = rect.width;
if ( height )
*height = rect.height;
}
void wxSlider95::DoGetPosition(int *x, int *y) const
{
wxRect rect = GetBoundingBox();
if ( x )
*x = rect.x;
if ( y )
*y = rect.y;
}
int wxSlider95::GetLabelsSize(int *width) const
{
int cy;
if ( width )
{
// find the max label width
int wLabelMin, wLabelMax;
GetTextExtent(Format(m_rangeMin), &wLabelMin, &cy);
GetTextExtent(Format(m_rangeMax), &wLabelMax, &cy);
*width = wxMax(wLabelMin, wLabelMax);
}
else
{
cy = GetCharHeight();
}
return EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy);
}
void wxSlider95::DoMoveWindow(int x, int y, int width, int height)
{
// all complications below are because we need to position the labels,
// without them everything is easy
if ( !m_labels )
{
wxSliderBase::DoMoveWindow(x, y, width, height);
return;
}
if ( HasFlag(wxSL_VERTICAL) )
{
int wLabel;
int hLabel = GetLabelsSize(&wLabel);
int xLabel = HasFlag(wxSL_LEFT) ? x + width - wLabel : x;
// position the slider itself along the left/right edge
::MoveWindow(GetHwnd(),
HasFlag(wxSL_LEFT) ? x : x + wLabel + HGAP,
y + hLabel/2,
width - wLabel - HGAP,
height - hLabel,
TRUE);
// position all labels: min at the top, value in the middle and max at
// the bottom
::MoveWindow((*m_labels)[SliderLabel_Min],
xLabel, y, wLabel, hLabel, TRUE);
::MoveWindow((*m_labels)[SliderLabel_Value],
xLabel, y + (height - hLabel)/2, wLabel, hLabel, TRUE);
::MoveWindow((*m_labels)[SliderLabel_Max],
xLabel, y + height - hLabel, wLabel, hLabel, TRUE);
}
else // horizontal
{
int wLabel;
int hLabel = GetLabelsSize(&wLabel);
int yLabel = HasFlag(wxSL_TOP) ? y + height - hLabel : y;
// position the slider itself along the top/bottom edge
::MoveWindow(GetHwnd(),
x,
HasFlag(wxSL_TOP) ? y : y + hLabel,
width,
height - hLabel,
TRUE);
// position all labels: min on the left, value in the middle and max to
// the right
::MoveWindow((*m_labels)[SliderLabel_Min],
x, yLabel, wLabel, hLabel, TRUE);
::MoveWindow((*m_labels)[SliderLabel_Value],
x + (width - wLabel)/2, yLabel, wLabel, hLabel, TRUE);
::MoveWindow((*m_labels)[SliderLabel_Max],
x + width - wLabel, yLabel, wLabel, hLabel, TRUE);
}
}
wxSize wxSlider95::DoGetBestSize() const
{
// these values are arbitrary
static const int length = 100;
static const int thickness = 26;
wxSize size;
if ( HasFlag(wxSL_VERTICAL) )
{
size.x = thickness;
size.y = length;
if ( m_labels )
{
int wLabel;
int hLabel = GetLabelsSize(&wLabel);
// account for the labels
size.x += HGAP + wLabel;
// labels are indented relative to the slider itself
size.y += hLabel;
}
}
else // horizontal
{
size.x = length;
size.y = thickness;
if ( m_labels )
{
// labels add extra height
size.y += GetLabelsSize();
}
}
return size;
}
// ----------------------------------------------------------------------------
// slider-specific methods
// ----------------------------------------------------------------------------
int wxSlider95::GetValue() const
{
return ::SendMessage(GetHwnd(), TBM_GETPOS, 0, 0);
@@ -376,331 +500,12 @@ void wxSlider95::SetValue(int value)
{
::SendMessage(GetHwnd(), TBM_SETPOS, (WPARAM)TRUE, (LPARAM)value);
if (m_staticValue)
if ( m_labels )
{
wxString str;
str.Printf(wxT("%d"), value);
::SetWindowText((HWND) m_staticValue, str);
::SetWindowText((*m_labels)[SliderLabel_Value], Format(value));
}
}
void wxSlider95::DoGetSize(int *width, int *height) const
{
RECT rect;
rect.left = -1; rect.right = -1; rect.top = -1; rect.bottom = -1;
wxFindMaxSize(GetHWND(), &rect);
if (m_staticMin)
wxFindMaxSize(m_staticMin, &rect);
if (m_staticMax)
wxFindMaxSize(m_staticMax, &rect);
if (m_staticValue)
wxFindMaxSize(m_staticValue, &rect);
if ( width )
*width = rect.right - rect.left;
if ( height )
*height = rect.bottom - rect.top;
}
void wxSlider95::GetPosition(int *x, int *y) const
{
wxWindow *parent = GetParent();
RECT rect;
rect.left = -1; rect.right = -1; rect.top = -1; rect.bottom = -1;
wxFindMaxSize(GetHWND(), &rect);
if (m_staticMin)
wxFindMaxSize(m_staticMin, &rect);
if (m_staticMax)
wxFindMaxSize(m_staticMax, &rect);
if (m_staticValue)
wxFindMaxSize(m_staticValue, &rect);
// Since we now have the absolute screen coords,
// if there's a parent we must subtract its top left corner
POINT point;
point.x = rect.left;
point.y = rect.top;
if (parent)
::ScreenToClient((HWND) parent->GetHWND(), &point);
// We may be faking the client origin.
// So a window that's really at (0, 30) may appear
// (to wxWin apps) to be at (0, 0).
if (GetParent())
{
wxPoint pt(GetParent()->GetClientAreaOrigin());
point.x -= pt.x;
point.y -= pt.y;
}
*x = point.x;
*y = point.y;
}
// TODO one day, make sense of all this horros and replace it with a readable
// DoGetBestSize()
void wxSlider95::DoSetSize(int x, int y, int width, int height, int sizeFlags)
{
int x1 = x;
int y1 = y;
int w1 = width;
int h1 = height;
int currentX, currentY;
GetPosition(&currentX, &currentY);
if (x == wxDefaultCoord && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
x1 = currentX;
if (y == wxDefaultCoord && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
y1 = currentY;
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);
int max_len = 0;
::GetWindowText((HWND) m_staticMax, buf, 300);
GetTextExtent(buf, &max_len, &cyf);
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);
// slider_length = (total width available) - (width used so far)
// - (width of max label) - (border)
int slider_length = (int)(w1 - (x_offset-x) - 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 == wxDefaultCoord
&& height == wxDefaultCoord
&& ((sizeFlags & wxSIZE_AUTO) != wxSIZE_AUTO)
)
{
GetSize(&w1, &h1);
}
if ( w1 < 0 )
w1 = 100;
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);
int max_len;
::GetWindowText((HWND) m_staticMax, buf, 300);
GetTextExtent(buf, &max_len, &cyf);
if (m_staticValue)
{
int new_width = (int)(wxMax(min_len, max_len));
int valueHeight = (int)cyf;
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;
// slider_length = (total height available) - (height used so far)
// - (height of max label) - (border)
int slider_length = (int)(h1 - (y_offset-y) - 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 == wxDefaultCoord && height == wxDefaultCoord
&& ((sizeFlags & wxSIZE_AUTO) != wxSIZE_AUTO)
)
{
GetSize(&w1, &h1);
}
if ( w1 < 0 )
w1 = 20;
if ( h1 < 0 )
h1 = 100;
::MoveWindow(GetHwnd(), x1, y1, w1, h1, TRUE);
}
}
}
// A reimplementaion of the mess above changed a bit to just determine the min
// size needed. It would certainly be nice to refactor this and DoSetSize
// somehow.
wxSize wxSlider95::DoGetBestSize() const
{
wxSize rv;
wxChar buf[300];
int cx;
int cy;
int cyf;
int min_len = 0;
int max_len = 0;
wxGetCharSize(GetHWND(), &cx, &cy, this->GetFont());
if ( !HasFlag(wxSL_VERTICAL))
{
rv = wxSize(100, 20); // default size for the slider itself
if (HasFlag(wxSL_LABELS)) // do we need to add more for the labels?
{
::GetWindowText((HWND) m_staticMin, buf, 300);
GetTextExtent(buf, &min_len, &cyf);
rv.x += min_len + cx;
::GetWindowText((HWND) m_staticMax, buf, 300);
GetTextExtent(buf, &max_len, &cyf);
rv.x += max_len + cx;
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) ;
rv.x += new_width + cx;
rv.y = wxMax(valueHeight, rv.y);
}
}
}
else // ! wxSL_HORIZONTAL
{
rv = wxSize(20, 100); // default size for the slider itself
if (HasFlag(wxSL_LABELS)) // do we need to add more for the labels?
{
::GetWindowText((HWND) m_staticMin, buf, 300);
GetTextExtent(buf, &min_len, &cyf);
rv.y += cy;
::GetWindowText((HWND) m_staticMax, buf, 300);
GetTextExtent(buf, &max_len, &cyf);
rv.y += cy;
if (m_staticValue)
{
int new_width = (int)(wxMax(min_len, max_len));
int valueHeight = (int)cyf;
new_width += cx;
// The height needs to be a bit bigger under Win95 if
// using native 3D effects.
valueHeight = (int) (valueHeight * 1.5) ;
rv.y += valueHeight;
rv.x = wxMax(new_width, rv.x);
}
}
}
return rv;
}
void wxSlider95::SetRange(int minValue, int maxValue)
{
m_rangeMin = minValue;
@@ -708,21 +513,13 @@ void wxSlider95::SetRange(int minValue, int maxValue)
::SendMessage(GetHwnd(), TBM_SETRANGE, TRUE, MAKELONG(minValue, maxValue));
wxChar buf[40];
if ( m_staticMin )
if ( m_labels )
{
wxSprintf(buf, wxT("%d"), m_rangeMin);
::SetWindowText((HWND) m_staticMin, buf);
}
if ( m_staticMax )
{
wxSprintf(buf, wxT("%d"), m_rangeMax);
::SetWindowText((HWND) m_staticMax, buf);
::SetWindowText((*m_labels)[SliderLabel_Min], Format(m_rangeMin));
::SetWindowText((*m_labels)[SliderLabel_Max], Format(m_rangeMax));
}
}
// For trackbars only
void wxSlider95::SetTickFreq(int n, int pos)
{
m_tickFreq = n;
@@ -758,26 +555,24 @@ void wxSlider95::SetLineSize(int lineSize)
int wxSlider95::GetLineSize() const
{
return (int) ::SendMessage( GetHwnd(), TBM_GETLINESIZE,
(WPARAM) 0, (LPARAM) 0 );
return (int)::SendMessage(GetHwnd(), TBM_GETLINESIZE, 0, 0);
}
int wxSlider95::GetSelEnd() const
{
return (int) ::SendMessage( GetHwnd(), TBM_SETSELEND,
(WPARAM) 0, (LPARAM) 0 );
return (int)::SendMessage(GetHwnd(), TBM_SETSELEND, 0, 0);
}
int wxSlider95::GetSelStart() const
{
return (int) ::SendMessage( GetHwnd(), TBM_GETSELSTART,
(WPARAM) 0, (LPARAM) 0 );
return (int)::SendMessage(GetHwnd(), TBM_GETSELSTART, 0, 0);
}
void wxSlider95::SetSelection(int minPos, int maxPos)
{
::SendMessage(GetHwnd(), TBM_SETSEL,
(WPARAM) TRUE, (LPARAM) MAKELONG( minPos, maxPos) );
(WPARAM) TRUE /* redraw */,
(LPARAM) MAKELONG( minPos, maxPos) );
}
void wxSlider95::SetThumbLength(int len)
@@ -787,8 +582,7 @@ void wxSlider95::SetThumbLength(int len)
int wxSlider95::GetThumbLength() const
{
return (int) ::SendMessage( GetHwnd(), TBM_GETTHUMBLENGTH,
(WPARAM) 0, (LPARAM) 0 );
return (int)::SendMessage( GetHwnd(), TBM_GETTHUMBLENGTH, 0, 0);
}
void wxSlider95::SetTick(int tickPos)
@@ -796,41 +590,39 @@ void wxSlider95::SetTick(int tickPos)
::SendMessage( GetHwnd(), TBM_SETTIC, (WPARAM) 0, (LPARAM) tickPos );
}
bool wxSlider95::ContainsHWND(WXHWND hWnd) const
// ----------------------------------------------------------------------------
// composite control methods
// ----------------------------------------------------------------------------
WXHWND wxSlider95::GetStaticMin() const
{
return
(
hWnd == GetStaticMin()
|| hWnd == GetStaticMax()
|| hWnd == GetEditValue()
);
return m_labels ? (WXHWND)(*m_labels)[SliderLabel_Min] : NULL;
}
void wxSlider95::Command (wxCommandEvent & event)
WXHWND wxSlider95::GetStaticMax() const
{
SetValue (event.GetInt());
ProcessCommand (event);
return m_labels ? (WXHWND)(*m_labels)[SliderLabel_Max] : NULL;
}
WXHWND wxSlider95::GetEditValue() const
{
return m_labels ? (WXHWND)(*m_labels)[SliderLabel_Value] : NULL;
}
bool wxSlider95::ContainsHWND(WXHWND hWnd) const
{
return m_labels && m_labels->HasWindow((HWND)hWnd);
}
bool wxSlider95::Show(bool show)
{
wxWindow::Show(show);
if ( !wxSliderBase::Show(show) )
return false;
int cshow = show ? SW_SHOW : SW_HIDE;
if(m_staticValue)
ShowWindow((HWND) m_staticValue, cshow);
if(m_staticMin)
ShowWindow((HWND) m_staticMin, cshow);
if(m_staticMax)
ShowWindow((HWND) m_staticMax, cshow);
if ( m_labels )
m_labels->Show(show);
return true;
}
#endif
// __WIN95__
#endif // wxUSE_SLIDER