Files
wxWidgets/src/msw/tbar95.cpp
2004-10-17 14:54:17 +00:00

1503 lines
43 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: msw/tbar95.cpp
// Purpose: wxToolBar
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// declarations
// ============================================================================
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "tbar95.h"
#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/frame.h"
#include "wx/log.h"
#include "wx/intl.h"
#include "wx/dynarray.h"
#include "wx/settings.h"
#include "wx/bitmap.h"
#include "wx/dcmemory.h"
#include "wx/control.h"
#endif
#if wxUSE_TOOLBAR && wxUSE_TOOLBAR_NATIVE && (!defined(_WIN32_WCE) || (_WIN32_WCE >= 400 && !defined(__POCKETPC__) && !defined(__SMARTPHONE__)))
#include "wx/toolbar.h"
#include "wx/sysopt.h"
#include "wx/msw/private.h"
#if wxUSE_UXTHEME
#include "wx/msw/uxtheme.h"
#endif
// include <commctrl.h> "properly"
#include "wx/msw/wrapcctl.h"
#include "wx/app.h" // for GetComCtl32Version
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
// these standard constants are not always defined in compilers headers
// Styles
#ifndef TBSTYLE_FLAT
#define TBSTYLE_LIST 0x1000
#define TBSTYLE_FLAT 0x0800
#endif
#ifndef TBSTYLE_TRANSPARENT
#define TBSTYLE_TRANSPARENT 0x8000
#endif
#ifndef TBSTYLE_TOOLTIPS
#define TBSTYLE_TOOLTIPS 0x0100
#endif
// Messages
#ifndef TB_GETSTYLE
#define TB_SETSTYLE (WM_USER + 56)
#define TB_GETSTYLE (WM_USER + 57)
#endif
#ifndef TB_HITTEST
#define TB_HITTEST (WM_USER + 69)
#endif
// these values correspond to those used by comctl32.dll
#define DEFAULTBITMAPX 16
#define DEFAULTBITMAPY 15
#define DEFAULTBUTTONX 24
#define DEFAULTBUTTONY 24
#define DEFAULTBARHEIGHT 27
// ----------------------------------------------------------------------------
// wxWin macros
// ----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxControl)
/*
TOOLBAR PROPERTIES
tool
bitmap
bitmap2
tooltip
longhelp
radio (bool)
toggle (bool)
separator
style ( wxNO_BORDER | wxTB_HORIZONTAL)
bitmapsize
margins
packing
separation
dontattachtoframe
*/
BEGIN_EVENT_TABLE(wxToolBar, wxToolBarBase)
EVT_MOUSE_EVENTS(wxToolBar::OnMouseEvent)
EVT_SYS_COLOUR_CHANGED(wxToolBar::OnSysColourChanged)
END_EVENT_TABLE()
// ----------------------------------------------------------------------------
// private classes
// ----------------------------------------------------------------------------
class wxToolBarTool : public wxToolBarToolBase
{
public:
wxToolBarTool(wxToolBar *tbar,
int id,
const wxString& label,
const wxBitmap& bmpNormal,
const wxBitmap& bmpDisabled,
wxItemKind kind,
wxObject *clientData,
const wxString& shortHelp,
const wxString& longHelp)
: wxToolBarToolBase(tbar, id, label, bmpNormal, bmpDisabled, kind,
clientData, shortHelp, longHelp)
{
m_nSepCount = 0;
}
wxToolBarTool(wxToolBar *tbar, wxControl *control)
: wxToolBarToolBase(tbar, control)
{
m_nSepCount = 1;
}
virtual void SetLabel(const wxString& label)
{
if ( label == m_label )
return;
wxToolBarToolBase::SetLabel(label);
// we need to update the label shown in the toolbar because it has a
// pointer to the internal buffer of the old label
//
// TODO: use TB_SETBUTTONINFO
}
// set/get the number of separators which we use to cover the space used by
// a control in the toolbar
void SetSeparatorsCount(size_t count) { m_nSepCount = count; }
size_t GetSeparatorsCount() const { return m_nSepCount; }
private:
size_t m_nSepCount;
DECLARE_NO_COPY_CLASS(wxToolBarTool)
};
// ============================================================================
// implementation
// ============================================================================
// ----------------------------------------------------------------------------
// wxToolBarTool
// ----------------------------------------------------------------------------
wxToolBarToolBase *wxToolBar::CreateTool(int id,
const wxString& label,
const wxBitmap& bmpNormal,
const wxBitmap& bmpDisabled,
wxItemKind kind,
wxObject *clientData,
const wxString& shortHelp,
const wxString& longHelp)
{
return new wxToolBarTool(this, id, label, bmpNormal, bmpDisabled, kind,
clientData, shortHelp, longHelp);
}
wxToolBarToolBase *wxToolBar::CreateTool(wxControl *control)
{
return new wxToolBarTool(this, control);
}
// ----------------------------------------------------------------------------
// wxToolBar construction
// ----------------------------------------------------------------------------
void wxToolBar::Init()
{
m_hBitmap = 0;
m_nButtons = 0;
m_defaultWidth = DEFAULTBITMAPX;
m_defaultHeight = DEFAULTBITMAPY;
m_pInTool = 0;
}
bool wxToolBar::Create(wxWindow *parent,
wxWindowID id,
const wxPoint& pos,
const wxSize& size,
long style,
const wxString& name)
{
// common initialisation
if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
return false;
// MSW-specific initialisation
if ( !MSWCreateToolbar(pos, size) )
return false;
wxSetCCUnicodeFormat(GetHwnd());
// set up the colors and fonts
SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_MENUBAR));
SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
// workaround for flat toolbar on Windows XP classic style
#if wxUSE_UXTHEME
if ( style & wxTB_FLAT )
{
wxUxThemeEngine *p = wxUxThemeEngine::Get();
if ( !p || !p->IsThemeActive() )
{
DWORD dwToolbarStyle;
dwToolbarStyle = (DWORD)::SendMessage(GetHwnd(), TB_GETSTYLE, 0, 0L );
if ((dwToolbarStyle & TBSTYLE_FLAT) == 0)
{
dwToolbarStyle |= TBSTYLE_FLAT;
::SendMessage(GetHwnd(), TB_SETSTYLE, 0, (LPARAM)dwToolbarStyle );
}
}
}
#endif
return true;
}
bool wxToolBar::MSWCreateToolbar(const wxPoint& pos, const wxSize& size)
{
if ( !MSWCreateControl(TOOLBARCLASSNAME, wxEmptyString, pos, size) )
return false;
// toolbar-specific post initialisation
::SendMessage(GetHwnd(), TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
return true;
}
void wxToolBar::Recreate()
{
const HWND hwndOld = GetHwnd();
if ( !hwndOld )
{
// we haven't been created yet, no need to recreate
return;
}
// get the position and size before unsubclassing the old toolbar
const wxPoint pos = GetPosition();
const wxSize size = GetSize();
UnsubclassWin();
if ( !MSWCreateToolbar(pos, size) )
{
// what can we do?
wxFAIL_MSG( _T("recreating the toolbar failed") );
return;
}
// reparent all our children under the new toolbar
for ( wxWindowList::compatibility_iterator node = m_children.GetFirst();
node;
node = node->GetNext() )
{
wxWindow *win = node->GetData();
if ( !win->IsTopLevel() )
::SetParent(GetHwndOf(win), GetHwnd());
}
// only destroy the old toolbar now -- after all the children had been
// reparented
::DestroyWindow(hwndOld);
// it is for the old bitmap control and can't be used with the new one
if ( m_hBitmap )
{
::DeleteObject((HBITMAP) m_hBitmap);
m_hBitmap = 0;
}
Realize();
UpdateSize();
}
wxToolBar::~wxToolBar()
{
// we must refresh the frame size when the toolbar is deleted but the frame
// is not - otherwise toolbar leaves a hole in the place it used to occupy
wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
if ( frame && !frame->IsBeingDeleted() )
{
frame->SendSizeEvent();
}
if ( m_hBitmap )
{
::DeleteObject((HBITMAP) m_hBitmap);
}
}
wxSize wxToolBar::DoGetBestSize() const
{
wxSize sizeBest = GetToolSize();
sizeBest.x *= GetToolsCount();
// reverse horz and vertical components if necessary
return HasFlag(wxTB_VERTICAL) ? wxSize(sizeBest.y, sizeBest.x) : sizeBest;
}
WXDWORD wxToolBar::MSWGetStyle(long style, WXDWORD *exstyle) const
{
// toolbars never have border, giving one to them results in broken
// appearance
WXDWORD msStyle = wxControl::MSWGetStyle
(
(style & ~wxBORDER_MASK) | wxBORDER_NONE, exstyle
);
// always include this one, it never hurts and setting it later only if we
// do have tooltips wouldn't work
msStyle |= TBSTYLE_TOOLTIPS;
if ( style & (wxTB_FLAT | wxTB_HORZ_LAYOUT) )
{
// static as it doesn't change during the program lifetime
static int s_verComCtl = wxTheApp->GetComCtl32Version();
// comctl32.dll 4.00 doesn't support the flat toolbars and using this
// style with 6.00 (part of Windows XP) leads to the toolbar with
// incorrect background colour - and not using it still results in the
// correct (flat) toolbar, so don't use it there
if ( s_verComCtl > 400 && s_verComCtl < 600 )
{
msStyle |= TBSTYLE_FLAT | TBSTYLE_TRANSPARENT;
}
if ( s_verComCtl >= 470 && style & wxTB_HORZ_LAYOUT )
{
msStyle |= TBSTYLE_LIST;
}
}
if ( style & wxTB_NODIVIDER )
msStyle |= CCS_NODIVIDER;
if ( style & wxTB_NOALIGN )
msStyle |= CCS_NOPARENTALIGN;
if ( style & wxTB_VERTICAL )
msStyle |= CCS_VERT;
return msStyle;
}
// ----------------------------------------------------------------------------
// adding/removing tools
// ----------------------------------------------------------------------------
bool wxToolBar::DoInsertTool(size_t WXUNUSED(pos), wxToolBarToolBase *tool)
{
// nothing special to do here - we really create the toolbar buttons in
// Realize() later
tool->Attach(this);
InvalidateBestSize();
return true;
}
bool wxToolBar::DoDeleteTool(size_t pos, wxToolBarToolBase *tool)
{
// the main difficulty we have here is with the controls in the toolbars:
// as we (sometimes) use several separators to cover up the space used by
// them, the indices are not the same for us and the toolbar
// first determine the position of the first button to delete: it may be
// different from pos if we use several separators to cover the space used
// by a control
wxToolBarToolsList::compatibility_iterator node;
for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
{
wxToolBarToolBase *tool2 = node->GetData();
if ( tool2 == tool )
{
// let node point to the next node in the list
node = node->GetNext();
break;
}
if ( tool2->IsControl() )
{
pos += ((wxToolBarTool *)tool2)->GetSeparatorsCount() - 1;
}
}
// now determine the number of buttons to delete and the area taken by them
size_t nButtonsToDelete = 1;
// get the size of the button we're going to delete
RECT r;
if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT, pos, (LPARAM)&r) )
{
wxLogLastError(_T("TB_GETITEMRECT"));
}
int width = r.right - r.left;
if ( tool->IsControl() )
{
nButtonsToDelete = ((wxToolBarTool *)tool)->GetSeparatorsCount();
width *= nButtonsToDelete;
}
// do delete all buttons
m_nButtons -= nButtonsToDelete;
while ( nButtonsToDelete-- > 0 )
{
if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, pos, 0) )
{
wxLogLastError(wxT("TB_DELETEBUTTON"));
return false;
}
}
tool->Detach();
// and finally reposition all the controls after this button (the toolbar
// takes care of all normal items)
for ( /* node -> first after deleted */ ; node; node = node->GetNext() )
{
wxToolBarToolBase *tool2 = node->GetData();
if ( tool2->IsControl() )
{
int x;
wxControl *control = tool2->GetControl();
control->GetPosition(&x, NULL);
control->Move(x - width, wxDefaultCoord);
}
}
InvalidateBestSize();
return true;
}
bool wxToolBar::Realize()
{
const size_t nTools = GetToolsCount();
if ( nTools == 0 )
{
// nothing to do
return true;
}
const bool isVertical = HasFlag(wxTB_VERTICAL);
bool doRemap, doRemapBg, doTransparent;
if (wxSystemOptions::GetOptionInt(wxT("msw.remap")) == 2)
{
doRemapBg = doRemap = false;
doTransparent = true;
}
else
{ doRemap = !wxSystemOptions::HasOption(wxT("msw.remap"))
|| wxSystemOptions::GetOptionInt(wxT("msw.remap")) == 1;
doRemapBg = !doRemap;
doTransparent = false;
}
// delete all old buttons, if any
for ( size_t pos = 0; pos < m_nButtons; pos++ )
{
if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, 0, 0) )
{
wxLogDebug(wxT("TB_DELETEBUTTON failed"));
}
}
// First, add the bitmap: we use one bitmap for all toolbar buttons
// ----------------------------------------------------------------
wxToolBarToolsList::compatibility_iterator node;
int bitmapId = 0;
wxSize sizeBmp;
if ( HasFlag(wxTB_NOICONS) )
{
// no icons, don't leave space for them
sizeBmp.x =
sizeBmp.y = 0;
}
else // do show icons
{
// if we already have a bitmap, we'll replace the existing one --
// otherwise we'll install a new one
HBITMAP oldToolBarBitmap = (HBITMAP)m_hBitmap;
sizeBmp.x = m_defaultWidth;
sizeBmp.y = m_defaultHeight;
const wxCoord totalBitmapWidth = m_defaultWidth * nTools,
totalBitmapHeight = m_defaultHeight;
// Create a bitmap and copy all the tool bitmaps to it
wxMemoryDC dcAllButtons;
wxBitmap bitmap(totalBitmapWidth, totalBitmapHeight);
dcAllButtons.SelectObject(bitmap);
if (doTransparent)
dcAllButtons.SetBackground(*wxTRANSPARENT_BRUSH);
else
dcAllButtons.SetBackground(*wxLIGHT_GREY_BRUSH);
dcAllButtons.Clear();
m_hBitmap = bitmap.GetHBITMAP();
HBITMAP hBitmap = (HBITMAP)m_hBitmap;
if (doRemapBg)
{
dcAllButtons.SelectObject(wxNullBitmap);
// Even if we're not remapping the bitmap
// content, we still have to remap the background.
hBitmap = (HBITMAP)MapBitmap((WXHBITMAP) hBitmap,
totalBitmapWidth, totalBitmapHeight);
dcAllButtons.SelectObject(bitmap);
}
// the button position
wxCoord x = 0;
// the number of buttons (not separators)
int nButtons = 0;
for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
{
wxToolBarToolBase *tool = node->GetData();
if ( tool->IsButton() )
{
const wxBitmap& bmp = tool->GetNormalBitmap();
if ( bmp.Ok() )
{
int xOffset = wxMax(0, (m_defaultWidth - bmp.GetWidth())/2);
int yOffset = wxMax(0, (m_defaultHeight - bmp.GetHeight())/2);
// notice the last parameter: do use mask
dcAllButtons.DrawBitmap(bmp, x+xOffset, yOffset, true);
}
else
{
wxFAIL_MSG( _T("invalid tool button bitmap") );
}
// still inc width and number of buttons because otherwise the
// subsequent buttons will all be shifted which is rather confusing
// (and like this you'd see immediately which bitmap was bad)
x += m_defaultWidth;
nButtons++;
}
}
dcAllButtons.SelectObject(wxNullBitmap);
// don't delete this HBITMAP!
bitmap.SetHBITMAP(0);
if (doRemap)
{
// Map to system colours
hBitmap = (HBITMAP)MapBitmap((WXHBITMAP) hBitmap,
totalBitmapWidth, totalBitmapHeight);
}
bool addBitmap = true;
if ( oldToolBarBitmap )
{
#ifdef TB_REPLACEBITMAP
if ( wxTheApp->GetComCtl32Version() >= 400 )
{
TBREPLACEBITMAP replaceBitmap;
replaceBitmap.hInstOld = NULL;
replaceBitmap.hInstNew = NULL;
replaceBitmap.nIDOld = (UINT) oldToolBarBitmap;
replaceBitmap.nIDNew = (UINT) hBitmap;
replaceBitmap.nButtons = nButtons;
if ( !::SendMessage(GetHwnd(), TB_REPLACEBITMAP,
0, (LPARAM) &replaceBitmap) )
{
wxFAIL_MSG(wxT("Could not replace the old bitmap"));
}
::DeleteObject(oldToolBarBitmap);
// already done
addBitmap = false;
}
else
#endif // TB_REPLACEBITMAP
{
// we can't replace the old bitmap, so we will add another one
// (awfully inefficient, but what else to do?) and shift the bitmap
// indices accordingly
addBitmap = true;
bitmapId = m_nButtons;
}
}
if ( addBitmap ) // no old bitmap or we can't replace it
{
TBADDBITMAP addBitmap;
addBitmap.hInst = 0;
addBitmap.nID = (UINT) hBitmap;
if ( ::SendMessage(GetHwnd(), TB_ADDBITMAP,
(WPARAM) nButtons, (LPARAM)&addBitmap) == -1 )
{
wxFAIL_MSG(wxT("Could not add bitmap to toolbar"));
}
}
}
// don't call SetToolBitmapSize() as we don't want to change the values of
// m_defaultWidth/Height
if ( !::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0,
MAKELONG(sizeBmp.x, sizeBmp.y)) )
{
wxLogLastError(_T("TB_SETBITMAPSIZE"));
}
// Next add the buttons and separators
// -----------------------------------
TBBUTTON *buttons = new TBBUTTON[nTools];
// this array will hold the indices of all controls in the toolbar
wxArrayInt controlIds;
bool lastWasRadio = false;
int i = 0;
for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
{
wxToolBarToolBase *tool = node->GetData();
// don't add separators to the vertical toolbar with old comctl32.dll
// versions as they didn't handle this properly
if ( isVertical && tool->IsSeparator() &&
wxTheApp->GetComCtl32Version() <= 472 )
{
continue;
}
TBBUTTON& button = buttons[i];
wxZeroMemory(button);
bool isRadio = false;
switch ( tool->GetStyle() )
{
case wxTOOL_STYLE_CONTROL:
button.idCommand = tool->GetId();
// fall through: create just a separator too
case wxTOOL_STYLE_SEPARATOR:
button.fsState = TBSTATE_ENABLED;
button.fsStyle = TBSTYLE_SEP;
break;
case wxTOOL_STYLE_BUTTON:
if ( !HasFlag(wxTB_NOICONS) )
button.iBitmap = bitmapId;
if ( HasFlag(wxTB_TEXT) )
{
const wxString& label = tool->GetLabel();
if ( !label.empty() )
{
button.iString = (int)label.c_str();
}
}
button.idCommand = tool->GetId();
if ( tool->IsEnabled() )
button.fsState |= TBSTATE_ENABLED;
if ( tool->IsToggled() )
button.fsState |= TBSTATE_CHECKED;
switch ( tool->GetKind() )
{
case wxITEM_RADIO:
button.fsStyle = TBSTYLE_CHECKGROUP;
if ( !lastWasRadio )
{
// the first item in the radio group is checked by
// default to be consistent with wxGTK and the menu
// radio items
button.fsState |= TBSTATE_CHECKED;
tool->Toggle(true);
}
isRadio = true;
break;
case wxITEM_CHECK:
button.fsStyle = TBSTYLE_CHECK;
break;
default:
wxFAIL_MSG( _T("unexpected toolbar button kind") );
// fall through
case wxITEM_NORMAL:
button.fsStyle = TBSTYLE_BUTTON;
}
bitmapId++;
break;
}
lastWasRadio = isRadio;
i++;
}
if ( !::SendMessage(GetHwnd(), TB_ADDBUTTONS, (WPARAM)i, (LPARAM)buttons) )
{
wxLogLastError(wxT("TB_ADDBUTTONS"));
}
delete [] buttons;
// Deal with the controls finally
// ------------------------------
// adjust the controls size to fit nicely in the toolbar
int y = 0;
size_t index = 0;
for ( node = m_tools.GetFirst(); node; node = node->GetNext(), index++ )
{
wxToolBarToolBase *tool = node->GetData();
// we calculate the running y coord for vertical toolbars so we need to
// get the items size for all items but for the horizontal ones we
// don't need to deal with the non controls
bool isControl = tool->IsControl();
if ( !isControl && !isVertical )
continue;
// note that we use TB_GETITEMRECT and not TB_GETRECT because the
// latter only appeared in v4.70 of comctl32.dll
RECT r;
if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT,
index, (LPARAM)(LPRECT)&r) )
{
wxLogLastError(wxT("TB_GETITEMRECT"));
}
if ( !isControl )
{
// can only be control if isVertical
y += r.bottom - r.top;
continue;
}
wxControl *control = tool->GetControl();
wxSize size = control->GetSize();
// the position of the leftmost controls corner
int left = wxDefaultCoord;
// TB_SETBUTTONINFO message is only supported by comctl32.dll 4.71+
#ifdef TB_SETBUTTONINFO
// available in headers, now check whether it is available now
// (during run-time)
if ( wxTheApp->GetComCtl32Version() >= 471 )
{
// set the (underlying) separators width to be that of the
// control
TBBUTTONINFO tbbi;
tbbi.cbSize = sizeof(tbbi);
tbbi.dwMask = TBIF_SIZE;
tbbi.cx = (WORD)size.x;
if ( !::SendMessage(GetHwnd(), TB_SETBUTTONINFO,
tool->GetId(), (LPARAM)&tbbi) )
{
// the id is probably invalid?
wxLogLastError(wxT("TB_SETBUTTONINFO"));
}
}
else
#endif // comctl32.dll 4.71
// TB_SETBUTTONINFO unavailable
{
// try adding several separators to fit the controls width
int widthSep = r.right - r.left;
left = r.left;
TBBUTTON tbb;
wxZeroMemory(tbb);
tbb.idCommand = 0;
tbb.fsState = TBSTATE_ENABLED;
tbb.fsStyle = TBSTYLE_SEP;
size_t nSeparators = size.x / widthSep;
for ( size_t nSep = 0; nSep < nSeparators; nSep++ )
{
if ( !::SendMessage(GetHwnd(), TB_INSERTBUTTON,
index, (LPARAM)&tbb) )
{
wxLogLastError(wxT("TB_INSERTBUTTON"));
}
index++;
}
// remember the number of separators we used - we'd have to
// delete all of them later
((wxToolBarTool *)tool)->SetSeparatorsCount(nSeparators);
// adjust the controls width to exactly cover the separators
control->SetSize((nSeparators + 1)*widthSep, wxDefaultCoord);
}
// position the control itself correctly vertically
int height = r.bottom - r.top;
int diff = height - size.y;
if ( diff < 0 )
{
// the control is too high, resize to fit
control->SetSize(wxDefaultCoord, height - 2);
diff = 2;
}
int top;
if ( isVertical )
{
left = 0;
top = y;
y += height + 2*GetMargins().y;
}
else // horizontal toolbar
{
if ( left == wxDefaultCoord )
left = r.left;
top = r.top;
}
control->Move(left, top + (diff + 1) / 2);
}
// the max index is the "real" number of buttons - i.e. counting even the
// separators which we added just for aligning the controls
m_nButtons = index;
if ( !isVertical )
{
if ( m_maxRows == 0 )
{
// if not set yet, only one row
SetRows(1);
}
}
else if ( m_nButtons > 0 ) // vertical non empty toolbar
{
if ( m_maxRows == 0 )
{
// if not set yet, have one column
SetRows(m_nButtons);
}
}
InvalidateBestSize();
return true;
}
// ----------------------------------------------------------------------------
// message handlers
// ----------------------------------------------------------------------------
bool wxToolBar::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD id)
{
wxToolBarToolBase *tool = FindById((int)id);
if ( !tool )
return false;
bool toggled = false; // just to suppress warnings
if ( tool->CanBeToggled() )
{
LRESULT state = ::SendMessage(GetHwnd(), TB_GETSTATE, id, 0);
toggled = (state & TBSTATE_CHECKED) != 0;
// ignore the event when a radio button is released, as this doesn't seem to
// happen at all, and is handled otherwise
if ( tool->GetKind() == wxITEM_RADIO && !toggled )
return true;
tool->Toggle(toggled);
UnToggleRadioGroup(tool);
}
// OnLeftClick() can veto the button state change - for buttons which
// may be toggled only, of couse
if ( !OnLeftClick((int)id, toggled) && tool->CanBeToggled() )
{
// revert back
tool->Toggle(!toggled);
::SendMessage(GetHwnd(), TB_CHECKBUTTON, id, MAKELONG(toggled, 0));
}
return true;
}
bool wxToolBar::MSWOnNotify(int WXUNUSED(idCtrl),
WXLPARAM lParam,
WXLPARAM *WXUNUSED(result))
{
#if wxUSE_TOOLTIPS
// First check if this applies to us
NMHDR *hdr = (NMHDR *)lParam;
// the tooltips control created by the toolbar is sometimes Unicode, even
// in an ANSI application - this seems to be a bug in comctl32.dll v5
UINT code = hdr->code;
if ( (code != (UINT) TTN_NEEDTEXTA) && (code != (UINT) TTN_NEEDTEXTW) )
return false;
HWND toolTipWnd = (HWND)::SendMessage((HWND)GetHWND(), TB_GETTOOLTIPS, 0, 0);
if ( toolTipWnd != hdr->hwndFrom )
return false;
LPTOOLTIPTEXT ttText = (LPTOOLTIPTEXT)lParam;
int id = (int)ttText->hdr.idFrom;
wxToolBarToolBase *tool = FindById(id);
if ( !tool )
return false;
return HandleTooltipNotify(code, lParam, tool->GetShortHelp());
#else
return false;
#endif
}
// ----------------------------------------------------------------------------
// toolbar geometry
// ----------------------------------------------------------------------------
void wxToolBar::SetToolBitmapSize(const wxSize& size)
{
wxToolBarBase::SetToolBitmapSize(size);
::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0, MAKELONG(size.x, size.y));
}
void wxToolBar::SetRows(int nRows)
{
if ( nRows == m_maxRows )
{
// avoid resizing the frame uselessly
return;
}
// TRUE in wParam means to create at least as many rows, FALSE -
// at most as many
RECT rect;
::SendMessage(GetHwnd(), TB_SETROWS,
MAKEWPARAM(nRows, !(GetWindowStyle() & wxTB_VERTICAL)),
(LPARAM) &rect);
m_maxRows = nRows;
UpdateSize();
}
// The button size is bigger than the bitmap size
wxSize wxToolBar::GetToolSize() const
{
// TB_GETBUTTONSIZE is supported from version 4.70
#if defined(_WIN32_IE) && (_WIN32_IE >= 0x300 ) \
&& !( defined(__GNUWIN32__) && !wxCHECK_W32API_VERSION( 1, 0 ) ) \
&& !defined (__DIGITALMARS__)
if ( wxTheApp->GetComCtl32Version() >= 470 )
{
DWORD dw = ::SendMessage(GetHwnd(), TB_GETBUTTONSIZE, 0, 0);
return wxSize(LOWORD(dw), HIWORD(dw));
}
else
#endif // comctl32.dll 4.70+
{
// defaults
return wxSize(m_defaultWidth + 8, m_defaultHeight + 7);
}
}
static
wxToolBarToolBase *GetItemSkippingDummySpacers(const wxToolBarToolsList& tools,
size_t index )
{
wxToolBarToolsList::compatibility_iterator current = tools.GetFirst();
for ( ; current != 0; current = current->GetNext() )
{
if ( index == 0 )
return current->GetData();
wxToolBarTool *tool = (wxToolBarTool *)current->GetData();
size_t separators = tool->GetSeparatorsCount();
// if it is a normal button, sepcount == 0, so skip 1 item (the button)
// otherwise, skip as many items as the separator count, plus the
// control itself
index -= separators ? separators + 1 : 1;
}
return 0;
}
wxToolBarToolBase *wxToolBar::FindToolForPosition(wxCoord x, wxCoord y) const
{
POINT pt;
pt.x = x;
pt.y = y;
int index = (int)::SendMessage(GetHwnd(), TB_HITTEST, 0, (LPARAM)&pt);
// MBN: when the point ( x, y ) is close to the toolbar border
// TB_HITTEST returns m_nButtons ( not -1 )
if ( index < 0 || (size_t)index >= m_nButtons )
{
// it's a separator or there is no tool at all there
return (wxToolBarToolBase *)NULL;
}
// if comctl32 version < 4.71 wxToolBar95 adds dummy spacers
#if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
if ( wxTheApp->GetComCtl32Version() >= 471 )
{
return m_tools.Item((size_t)index)->GetData();
}
else
#endif
{
return GetItemSkippingDummySpacers( m_tools, (size_t) index );
}
}
void wxToolBar::UpdateSize()
{
// the toolbar size changed
::SendMessage(GetHwnd(), TB_AUTOSIZE, 0, 0);
// we must also refresh the frame after the toolbar size (possibly) changed
wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
if ( frame )
{
frame->SendSizeEvent();
}
}
// ----------------------------------------------------------------------------
// toolbar styles
// ---------------------------------------------------------------------------
void wxToolBar::SetWindowStyleFlag(long style)
{
// the style bits whose changes force us to recreate the toolbar
static const long MASK_NEEDS_RECREATE = wxTB_TEXT | wxTB_NOICONS;
const long styleOld = GetWindowStyle();
wxToolBarBase::SetWindowStyleFlag(style);
// don't recreate an empty toolbar: not only this is unnecessary, but it is
// also fatal as we'd then try to recreate the toolbar when it's just being
// created
if ( GetToolsCount() &&
(style & MASK_NEEDS_RECREATE) != (styleOld & MASK_NEEDS_RECREATE) )
{
// to remove the text labels, simply re-realizing the toolbar is enough
// but I don't know of any way to add the text to an existing toolbar
// other than by recreating it entirely
Recreate();
}
}
// ----------------------------------------------------------------------------
// tool state
// ----------------------------------------------------------------------------
void wxToolBar::DoEnableTool(wxToolBarToolBase *tool, bool enable)
{
::SendMessage(GetHwnd(), TB_ENABLEBUTTON,
(WPARAM)tool->GetId(), (LPARAM)MAKELONG(enable, 0));
}
void wxToolBar::DoToggleTool(wxToolBarToolBase *tool, bool toggle)
{
::SendMessage(GetHwnd(), TB_CHECKBUTTON,
(WPARAM)tool->GetId(), (LPARAM)MAKELONG(toggle, 0));
}
void wxToolBar::DoSetToggle(wxToolBarToolBase *WXUNUSED(tool), bool WXUNUSED(toggle))
{
// VZ: AFAIK, the button has to be created either with TBSTYLE_CHECK or
// without, so we really need to delete the button and recreate it here
wxFAIL_MSG( _T("not implemented") );
}
// ----------------------------------------------------------------------------
// event handlers
// ----------------------------------------------------------------------------
// Responds to colour changes, and passes event on to children.
void wxToolBar::OnSysColourChanged(wxSysColourChangedEvent& event)
{
wxRGBToColour(m_backgroundColour, ::GetSysColor(COLOR_BTNFACE));
// Remap the buttons
Realize();
// Relayout the toolbar
int nrows = m_maxRows;
m_maxRows = 0; // otherwise SetRows() wouldn't do anything
SetRows(nrows);
Refresh();
// let the event propagate further
event.Skip();
}
void wxToolBar::OnMouseEvent(wxMouseEvent& event)
{
if (event.Leaving() && m_pInTool)
{
OnMouseEnter( -1 );
event.Skip();
return;
}
if (event.RightDown())
{
// For now, we don't have an id. Later we could
// try finding the tool.
OnRightClick((int)-1, event.GetX(), event.GetY());
}
else
{
event.Skip();
}
}
bool wxToolBar::HandleSize(WXWPARAM WXUNUSED(wParam), WXLPARAM lParam)
{
// calculate our minor dimension ourselves - we're confusing the standard
// logic (TB_AUTOSIZE) with our horizontal toolbars and other hacks
RECT r;
if ( ::SendMessage(GetHwnd(), TB_GETITEMRECT, 0, (LPARAM)&r) )
{
int w, h;
if ( GetWindowStyle() & wxTB_VERTICAL )
{
w = r.right - r.left;
if ( m_maxRows )
{
w *= (m_nButtons + m_maxRows - 1)/m_maxRows;
}
h = HIWORD(lParam);
}
else
{
w = LOWORD(lParam);
if (HasFlag( wxTB_FLAT ))
h = r.bottom - r.top - 3;
else
h = r.bottom - r.top;
if ( m_maxRows )
{
// FIXME: hardcoded separator line height...
h += HasFlag(wxTB_NODIVIDER) ? 4 : 6;
h *= m_maxRows;
}
}
if ( MAKELPARAM(w, h) != lParam )
{
// size really changed
SetSize(w, h);
}
// message processed
return true;
}
return false;
}
bool wxToolBar::HandlePaint(WXWPARAM wParam, WXLPARAM lParam)
{
// erase any dummy separators which we used for aligning the controls if
// any here
// first of all, do we have any controls at all?
wxToolBarToolsList::compatibility_iterator node;
for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
{
if ( node->GetData()->IsControl() )
break;
}
if ( !node )
{
// no controls, nothing to erase
return false;
}
// prepare the DC on which we'll be drawing
wxClientDC dc(this);
dc.SetBrush(wxBrush(GetBackgroundColour(), wxSOLID));
dc.SetPen(*wxTRANSPARENT_PEN);
RECT r;
if ( !::GetUpdateRect(GetHwnd(), &r, FALSE) )
{
// nothing to redraw anyhow
return false;
}
wxRect rectUpdate;
wxCopyRECTToRect(r, rectUpdate);
dc.SetClippingRegion(rectUpdate);
// draw the toolbar tools, separators &c normally
wxControl::MSWWindowProc(WM_PAINT, wParam, lParam);
// for each control in the toolbar find all the separators intersecting it
// and erase them
//
// NB: this is really the only way to do it as we don't know if a separator
// corresponds to a control (i.e. is a dummy one) or a real one
// otherwise
for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
{
wxToolBarToolBase *tool = node->GetData();
if ( tool->IsControl() )
{
// get the control rect in our client coords
wxControl *control = tool->GetControl();
wxRect rectCtrl = control->GetRect();
// iterate over all buttons
TBBUTTON tbb;
int count = ::SendMessage(GetHwnd(), TB_BUTTONCOUNT, 0, 0);
for ( int n = 0; n < count; n++ )
{
// is it a separator?
if ( !::SendMessage(GetHwnd(), TB_GETBUTTON,
n, (LPARAM)&tbb) )
{
wxLogDebug(_T("TB_GETBUTTON failed?"));
continue;
}
if ( tbb.fsStyle != TBSTYLE_SEP )
continue;
// get the bounding rect of the separator
RECT r;
if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT,
n, (LPARAM)&r) )
{
wxLogDebug(_T("TB_GETITEMRECT failed?"));
continue;
}
// does it intersect the control?
wxRect rectItem;
wxCopyRECTToRect(r, rectItem);
if ( rectCtrl.Intersects(rectItem) )
{
// yes, do erase it!
dc.DrawRectangle(rectItem);
// Necessary in case we use a no-paint-on-size
// style in the parent: the controls can disappear
control->Refresh(false);
}
}
}
}
return true;
}
void wxToolBar::HandleMouseMove(WXWPARAM WXUNUSED(wParam), WXLPARAM lParam)
{
wxCoord x = GET_X_LPARAM(lParam),
y = GET_Y_LPARAM(lParam);
wxToolBarToolBase* tool = FindToolForPosition( x, y );
// cursor left current tool
if( tool != m_pInTool && !tool )
{
m_pInTool = 0;
OnMouseEnter( -1 );
}
// cursor entered a tool
if( tool != m_pInTool && tool )
{
m_pInTool = tool;
OnMouseEnter( tool->GetId() );
}
}
WXLRESULT wxToolBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
{
switch ( nMsg )
{
case WM_SIZE:
if ( HandleSize(wParam, lParam) )
return 0;
break;
case WM_MOUSEMOVE:
// we don't handle mouse moves, so always pass the message to
// wxControl::MSWWindowProc
HandleMouseMove(wParam, lParam);
break;
case WM_PAINT:
if ( HandlePaint(wParam, lParam) )
return 0;
}
return wxControl::MSWWindowProc(nMsg, wParam, lParam);
}
// ----------------------------------------------------------------------------
// private functions
// ----------------------------------------------------------------------------
WXHBITMAP wxToolBar::MapBitmap(WXHBITMAP bitmap, int width, int height)
{
MemoryHDC hdcMem;
if ( !hdcMem )
{
wxLogLastError(_T("CreateCompatibleDC"));
return bitmap;
}
SelectInHDC bmpInHDC(hdcMem, (HBITMAP)bitmap);
if ( !bmpInHDC )
{
wxLogLastError(_T("SelectObject"));
return bitmap;
}
wxCOLORMAP *cmap = wxGetStdColourMap();
for ( int i = 0; i < width; i++ )
{
for ( int j = 0; j < height; j++ )
{
COLORREF pixel = ::GetPixel(hdcMem, i, j);
for ( size_t k = 0; k < wxSTD_COL_MAX; k++ )
{
COLORREF col = cmap[k].from;
if ( abs(GetRValue(pixel) - GetRValue(col)) < 10 &&
abs(GetGValue(pixel) - GetGValue(col)) < 10 &&
abs(GetBValue(pixel) - GetBValue(col)) < 10 )
{
::SetPixel(hdcMem, i, j, cmap[k].to);
break;
}
}
}
}
return bitmap;
// VZ: I leave here my attempts to map the bitmap to the system colours
// faster by using BitBlt() even though it's broken currently - but
// maybe someone else can finish it? It should be faster than iterating
// over all pixels...
#if 0
MemoryHDC hdcMask, hdcDst;
if ( !hdcMask || !hdcDst )
{
wxLogLastError(_T("CreateCompatibleDC"));
return bitmap;
}
// create the target bitmap
HBITMAP hbmpDst = ::CreateCompatibleBitmap(hdcDst, width, height);
if ( !hbmpDst )
{
wxLogLastError(_T("CreateCompatibleBitmap"));
return bitmap;
}
// create the monochrome mask bitmap
HBITMAP hbmpMask = ::CreateBitmap(width, height, 1, 1, 0);
if ( !hbmpMask )
{
wxLogLastError(_T("CreateBitmap(mono)"));
::DeleteObject(hbmpDst);
return bitmap;
}
SelectInHDC bmpInDst(hdcDst, hbmpDst),
bmpInMask(hdcMask, hbmpMask);
// for each colour:
for ( n = 0; n < NUM_OF_MAPPED_COLOURS; n++ )
{
// create the mask for this colour
::SetBkColor(hdcMem, ColorMap[n].from);
::BitBlt(hdcMask, 0, 0, width, height, hdcMem, 0, 0, SRCCOPY);
// replace this colour with the target one in the dst bitmap
HBRUSH hbr = ::CreateSolidBrush(ColorMap[n].to);
HGDIOBJ hbrOld = ::SelectObject(hdcDst, hbr);
::MaskBlt(hdcDst, 0, 0, width, height,
hdcMem, 0, 0,
hbmpMask, 0, 0,
MAKEROP4(PATCOPY, SRCCOPY));
(void)::SelectObject(hdcDst, hbrOld);
::DeleteObject(hbr);
}
::DeleteObject((HBITMAP)bitmap);
return (WXHBITMAP)hbmpDst;
#endif // 0
}
#endif // wxUSE_TOOLBAR && Win95