Amebis/wxWidgets
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity
Files
37d0bdff9829952ea4b4bf7f399127caae2c4cd2
wxWidgets/src/msw/tbar95.cpp
Mattia Barbon 37d0bdff98 Fixed wxToolbar95::FindToolForPosition 
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@11688 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2001-09-24 17:30:42 +00:00

1185 lines
36 KiB
C++
Raw Blame History

/////////////////////////////////////////////////////////////////////////////
// Name: msw/tbar95.cpp
// Purpose: wxToolBar
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart and Markus Holzem
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// declarations
// ============================================================================
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#ifdef __GNUG__
#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"
#endif
#if wxUSE_TOOLBAR && defined(__WIN95__) && wxUSE_TOOLBAR_NATIVE
#include "wx/toolbar.h"
#if !defined(__GNUWIN32__) && !defined(__SALFORDC__)
#include "malloc.h"
#endif
#include "wx/msw/private.h"
#ifndef __TWIN32__
#if defined(__WIN95__) && !((defined(__GNUWIN32_OLD__) || defined(__TWIN32__)) && !defined(__CYGWIN10__))
#include <commctrl.h>
#else
#include "wx/msw/gnuwin32/extra.h"
#endif
#endif // __TWIN32__
#include "wx/msw/dib.h"
#include "wx/app.h" // for GetComCtl32Version
// ----------------------------------------------------------------------------
// conditional compilation
// ----------------------------------------------------------------------------
// wxWindows previously always considered that toolbar buttons have light grey
// (0xc0c0c0) background and so ignored any bitmap masks - however, this
// doesn't work with XPMs which then appear to have black background. To make
// this work, we must respect the bitmap masks - which we do now. This should
// be ok in any case, but to restore 100% compatible with the old version
// behaviour, you can set this to 0.
#define USE_BITMAP_MASKS 1
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
// these standard constants are not always defined in compilers headers
// Styles
#ifndef TBSTYLE_FLAT
#define TBSTYLE_LIST 0x1000
#define TBSTYLE_FLAT 0x0800
#define TBSTYLE_TRANSPARENT 0x8000
#endif
// use TBSTYLE_TRANSPARENT if you use TBSTYLE_FLAT
// 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
// ----------------------------------------------------------------------------
// private function prototypes
// ----------------------------------------------------------------------------
// adjust toolbar bitmap colours
// static void wxMapBitmap(HBITMAP hBitmap, int width, int height);
// ----------------------------------------------------------------------------
// wxWin macros
// ----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxToolBarBase)
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 wxBitmap& bitmap1,
const wxBitmap& bitmap2,
bool toggle,
wxObject *clientData,
const wxString& shortHelpString,
const wxString& longHelpString)
: wxToolBarToolBase(tbar, id, bitmap1, bitmap2, toggle,
clientData, shortHelpString, longHelpString)
{
m_nSepCount = 0;
}
wxToolBarTool(wxToolBar *tbar, wxControl *control)
: wxToolBarToolBase(tbar, control)
{
m_nSepCount = 1;
}
// 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;
};
// ============================================================================
// implementation
// ============================================================================
// ----------------------------------------------------------------------------
// wxToolBarTool
// ----------------------------------------------------------------------------
wxToolBarToolBase *wxToolBar::CreateTool(int id,
const wxBitmap& bitmap1,
const wxBitmap& bitmap2,
bool toggle,
wxObject *clientData,
const wxString& shortHelpString,
const wxString& longHelpString)
{
return new wxToolBarTool(this, id, bitmap1, bitmap2, toggle,
clientData, shortHelpString, longHelpString);
}
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;
// prepare flags
DWORD msflags = 0; // WS_VISIBLE | WS_CHILD always included
if (style & wxBORDER)
msflags |= WS_BORDER;
if ( style & wxCLIP_SIBLINGS )
msflags |= WS_CLIPSIBLINGS;
#ifdef TBSTYLE_TOOLTIPS
msflags |= TBSTYLE_TOOLTIPS;
#endif
if (style & wxTB_FLAT)
{
if (wxTheApp->GetComCtl32Version() > 400)
msflags |= TBSTYLE_FLAT;
}
// MSW-specific initialisation
if ( !wxControl::MSWCreateControl(TOOLBARCLASSNAME, msflags) )
return FALSE;
// toolbar-specific post initialisation
::SendMessage(GetHwnd(), TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
// set up the colors and fonts
wxRGBToColour(m_backgroundColour, GetSysColor(COLOR_BTNFACE));
m_foregroundColour = *wxBLACK;
SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
// position it
int x = pos.x;
int y = pos.y;
int width = size.x;
int height = size.y;
if (width <= 0)
width = 100;
if (height <= 0)
height = m_defaultHeight;
if (x < 0)
x = 0;
if (y < 0)
y = 0;
SetSize(x, y, width, height);
return TRUE;
}
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);
}
}
// ----------------------------------------------------------------------------
// 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);
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::Node *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, -1);
}
}
return TRUE;
}
bool wxToolBar::Realize()
{
size_t nTools = GetToolsCount();
if ( nTools == 0 )
{
// nothing to do
return TRUE;
}
bool isVertical = (GetWindowStyle() & wxTB_VERTICAL) != 0;
// First, add the bitmap: we use one bitmap for all toolbar buttons
// ----------------------------------------------------------------
// if we already have a bitmap, we'll replace the existing one - otherwise
// we'll install a new one
HBITMAP oldToolBarBitmap = (HBITMAP)m_hBitmap;
int totalBitmapWidth = (int)(m_defaultWidth * nTools);
int totalBitmapHeight = (int)m_defaultHeight;
// Create a bitmap and copy all the tool bitmaps to it
#if USE_BITMAP_MASKS
wxMemoryDC dcAllButtons;
wxBitmap bitmap(totalBitmapWidth, totalBitmapHeight);
dcAllButtons.SelectObject(bitmap);
dcAllButtons.SetBackground(*wxLIGHT_GREY_BRUSH);
dcAllButtons.Clear();
m_hBitmap = bitmap.GetHBITMAP();
HBITMAP hBitmap = (HBITMAP)m_hBitmap;
#else // !USE_BITMAP_MASKS
HBITMAP hBitmap = ::CreateCompatibleBitmap(ScreenHDC(),
totalBitmapWidth,
totalBitmapHeight);
if ( !hBitmap )
{
wxLogLastError(_T("CreateCompatibleBitmap"));
return FALSE;
}
m_hBitmap = (WXHBITMAP)hBitmap;
HDC memoryDC = ::CreateCompatibleDC(NULL);
HBITMAP oldBitmap = (HBITMAP) ::SelectObject(memoryDC, hBitmap);
HDC memoryDC2 = ::CreateCompatibleDC(NULL);
#endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
// the button position
wxCoord x = 0;
// the number of buttons (not separators)
int nButtons = 0;
wxToolBarToolsList::Node *node = m_tools.GetFirst();
while ( node )
{
wxToolBarToolBase *tool = node->GetData();
if ( tool->IsButton() )
{
const wxBitmap& bmp = tool->GetBitmap1();
if ( bmp.Ok() )
{
#if USE_BITMAP_MASKS
// notice the last parameter: do use mask
dcAllButtons.DrawBitmap(tool->GetBitmap1(), x, 0, TRUE);
#else // !USE_BITMAP_MASKS
HBITMAP hbmp = GetHbitmapOf(bmp);
HBITMAP oldBitmap2 = (HBITMAP)::SelectObject(memoryDC2, hbmp);
if ( !BitBlt(memoryDC, x, 0, m_defaultWidth, m_defaultHeight,
memoryDC2, 0, 0, SRCCOPY) )
{
wxLogLastError(wxT("BitBlt"));
}
::SelectObject(memoryDC2, oldBitmap2);
#endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
}
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++;
}
node = node->GetNext();
}
#if USE_BITMAP_MASKS
dcAllButtons.SelectObject(wxNullBitmap);
// don't delete this HBITMAP!
bitmap.SetHBITMAP(0);
#else // !USE_BITMAP_MASKS
::SelectObject(memoryDC, oldBitmap);
::DeleteDC(memoryDC);
::DeleteDC(memoryDC2);
#endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
// Map to system colours
MapBitmap((WXHBITMAP) hBitmap, totalBitmapWidth, totalBitmapHeight);
int bitmapId = 0;
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;
}
// Now delete all the buttons
for ( size_t pos = 0; pos < m_nButtons; pos++ )
{
if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, 0, 0) )
{
wxLogDebug(wxT("TB_DELETEBUTTON failed"));
}
}
}
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"));
}
}
// 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;
int i = 0;
for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
{
wxToolBarToolBase *tool = node->GetData();
// don't add separators to the vertical toolbar - looks ugly
if ( isVertical && tool->IsSeparator() )
continue;
TBBUTTON& button = buttons[i];
wxZeroMemory(button);
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:
button.iBitmap = bitmapId;
button.idCommand = tool->GetId();
if ( tool->IsEnabled() )
button.fsState |= TBSTATE_ENABLED;
if ( tool->IsToggled() )
button.fsState |= TBSTATE_CHECKED;
button.fsStyle = tool->CanBeToggled() ? TBSTYLE_CHECK
: TBSTYLE_BUTTON;
bitmapId++;
break;
}
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
size_t index = 0;
for ( node = m_tools.GetFirst(); node; node = node->GetNext(), index++ )
{
wxToolBarToolBase *tool = node->GetData();
if ( !tool->IsControl() )
continue;
wxControl *control = tool->GetControl();
wxSize size = control->GetSize();
// the position of the leftmost controls corner
int left = -1;
// 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"));
}
// TB_SETBUTTONINFO message is only supported by comctl32.dll 4.71+
#if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
// 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 = 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, -1);
}
// and 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(-1, height - 2);
diff = 2;
}
control->Move(left == -1 ? r.left : left, r.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);
}
}
return TRUE;
}
// ----------------------------------------------------------------------------
// message handlers
// ----------------------------------------------------------------------------
bool wxToolBar::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD id)
{
wxToolBarToolBase *tool = FindById((int)id);
if ( !tool )
return FALSE;
if ( tool->CanBeToggled() )
{
LRESULT state = ::SendMessage(GetHwnd(), TB_GETSTATE, id, 0);
tool->Toggle((state & TBSTATE_CHECKED) != 0);
}
bool toggled = tool->IsToggled();
// 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
toggled = !toggled;
tool->SetToggle(toggled);
::SendMessage(GetHwnd(), TB_CHECKBUTTON, id, MAKELONG(toggled, 0));
}
return TRUE;
}
bool wxToolBar::MSWOnNotify(int WXUNUSED(idCtrl),
WXLPARAM lParam,
WXLPARAM *WXUNUSED(result))
{
// 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
int code = (int)hdr->code;
if ( (code != TTN_NEEDTEXTA) && (code != 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;
const wxString& help = tool->GetShortHelp();
if ( !help.IsEmpty() )
{
if ( code == TTN_NEEDTEXTA )
{
ttText->lpszText = (wxChar *)help.c_str();
}
else
{
#if wxUSE_UNICODE
ttText->lpszText = (wxChar *)help.c_str();
#else
// VZ: I don't know why it happens, but the versions of
// comctl32.dll starting from 4.70 sometimes send TTN_NEEDTEXTW
// even to ANSI programs (normally, this message is supposed
// to be sent to Unicode programs only) - hence we need to
// handle it as well, otherwise no tooltips will be shown in
// this case
size_t lenAnsi = help.Len();
#ifdef __MWERKS__
// MetroWerks doesn't like calling mbstowcs with NULL argument
size_t lenUnicode = 2*lenAnsi;
#else
size_t lenUnicode = mbstowcs(NULL, help, lenAnsi);
#endif
// using the pointer of right type avoids us doing all sorts of
// pointer arithmetics ourselves
wchar_t *dst = (wchar_t *)ttText->szText,
*pwz = new wchar_t[lenUnicode + 1];
mbstowcs(pwz, help, lenAnsi + 1);
memcpy(dst, pwz, lenUnicode*sizeof(wchar_t));
// put the terminating _wide_ NUL
dst[lenUnicode] = 0;
delete [] pwz;
#endif
}
}
return TRUE;
}
// ----------------------------------------------------------------------------
// 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 ) )
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::Node* 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();
}
}
// ----------------------------------------------------------------------------
// 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.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();
}
}
long wxToolBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
{
if ( nMsg == WM_SIZE )
{
// calculate our minor dimenstion 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);
h = r.bottom - r.top;
if ( m_maxRows )
{
h += 6; // FIXME: this is the separator line height...
h *= m_maxRows;
}
}
if ( MAKELPARAM(w, h) != lParam )
{
// size really changed
SetSize(w, h);
}
// message processed
return 0;
}
}
else if ( nMsg == WM_MOUSEMOVE )
{
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() );
}
// we don't handle mouse moves, so fall through
// to wxControl::MSWWindowProc
}
return wxControl::MSWWindowProc(nMsg, wParam, lParam);
}
// ----------------------------------------------------------------------------
// private functions
// ----------------------------------------------------------------------------
bool wxToolBar::sm_coloursInit = FALSE;
long wxToolBar::sm_stdColours[6];
void wxToolBar::MapBitmap(WXHBITMAP bitmap, int width, int height)
{
if (!sm_coloursInit)
{
// When a bitmap is loaded, the RGB values can change. So we need to have a
// reference bitmap which can tell us what the RGB values change to.
wxBitmap stdColourBitmap("wxBITMAP_STD_COLOURS", wxBITMAP_TYPE_RESOURCE);
if (stdColourBitmap.Ok())
{
wxMemoryDC memDC;
memDC.SelectObject(stdColourBitmap);
int i = 0;
wxColour colour;
for (i = 0; i < 6; i++)
{
memDC.GetPixel(i, 0, & colour);
sm_stdColours[i] = RGB(colour.Red(), colour.Green(), colour.Blue());
}
sm_coloursInit = TRUE;
memDC.SelectObject(wxNullBitmap);
}
else
{
sm_stdColours[0] = RGB(000,000,000) ;
sm_stdColours[1] = RGB(128,128,128) ;
sm_stdColours[2] = RGB(192,192,192) ;
sm_stdColours[3] = RGB(255,255,255) ;
sm_stdColours[4] = RGB(000,000,255) ;
sm_stdColours[5] = RGB(255,000,255) ;
sm_coloursInit = TRUE;
}
}
HBITMAP hBitmap = (HBITMAP) bitmap;
COLORMAP ColorMap[5];
ColorMap[0].from = sm_stdColours[0]; ColorMap[0].to = COLOR_BTNTEXT; // black (0, 0 0)
ColorMap[1].from = sm_stdColours[1]; ColorMap[1].to = COLOR_BTNSHADOW; // dark grey (128, 128, 128)
ColorMap[2].from = sm_stdColours[2]; ColorMap[2].to = COLOR_BTNFACE; // bright grey (192, 192, 192)
ColorMap[3].from = sm_stdColours[3]; ColorMap[3].to = COLOR_BTNHIGHLIGHT; // white (255, 255, 255)
// ColorMap[4].from = sm_stdColours[4]; ColorMap[4].to = COLOR_HIGHLIGHT; // blue (0, 0, 255)
ColorMap[4].from = sm_stdColours[5]; ColorMap[4].to = COLOR_WINDOW; // magenta (255, 0, 255)
for ( size_t n = 0; n < WXSIZEOF(ColorMap); n++)
{
ColorMap[n].to = ::GetSysColor(ColorMap[n].to);
}
HBITMAP hbmOld;
HDC hdcMem = CreateCompatibleDC(NULL);
if (hdcMem)
{
hbmOld = (HBITMAP) SelectObject(hdcMem, hBitmap);
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 < WXSIZEOF(ColorMap); k++ )
{
int distance = abs( GetRValue( pixel ) - GetRValue( ColorMap[k].from )) ;
distance = max( distance , abs(GetGValue(pixel ) - GetGValue( ColorMap[k].from ))) ;
distance = max( distance , abs(GetBValue(pixel ) - GetBValue( ColorMap[k].from ))) ;
if ( distance < 0x10 )
{
::SetPixel(hdcMem, i, j, ColorMap[k].to);
break;
}
}
}
}
SelectObject(hdcMem, hbmOld);
DeleteObject(hdcMem);
}
}
// Some experiments...
#if 0
// What we want to do is create another bitmap which has a depth of 4,
// and set the bits. So probably we want to convert this HBITMAP into a
// DIB, then call SetDIBits.
// AAAGH. The stupid thing is that if newBitmap has a depth of 4 (less than that of
// the screen), then SetDIBits fails.
HBITMAP newBitmap = ::CreateBitmap(totalBitmapWidth, totalBitmapHeight, 1, 4, NULL);
HANDLE newDIB = ::BitmapToDIB((HBITMAP) m_hBitmap, NULL);
LPBITMAPINFOHEADER lpbmi = (LPBITMAPINFOHEADER) GlobalLock(newDIB);
dc = ::GetDC(NULL);
// LPBITMAPINFOHEADER lpbmi = (LPBITMAPINFOHEADER) newDIB;
int result = ::SetDIBits(dc, newBitmap, 0, lpbmi->biHeight, FindDIBBits((LPSTR)lpbmi), (LPBITMAPINFO)lpbmi,
DIB_PAL_COLORS);
DWORD err = GetLastError();
::ReleaseDC(NULL, dc);
// Delete the DIB
GlobalUnlock (newDIB);
GlobalFree (newDIB);
// WXHBITMAP hBitmap2 = wxCreateMappedBitmap((WXHINSTANCE) wxGetInstance(), (WXHBITMAP) m_hBitmap);
// Substitute our new bitmap for the old one
::DeleteObject((HBITMAP) m_hBitmap);
m_hBitmap = (WXHBITMAP) newBitmap;
#endif
#endif // wxUSE_TOOLBAR && Win95
Reference in New Issue View Git Blame Copy Permalink