a9b33d6bb4
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@14599 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
712 lines
20 KiB
C++
712 lines
20 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: src/univ/toolbar.cpp
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// Purpose: implementation of wxToolBar for wxUniversal
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// Author: Robert Roebling, Vadim Zeitlin (universalization)
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// Modified by:
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// Created: 20.02.02
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// Id: $Id$
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// Copyright: (c) 2001 Robert Roebling,
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// (c) 2002 SciTech Software, Inc. (www.scitechsoft.com)
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// ============================================================================
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// declarations
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// ============================================================================
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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#ifdef __GNUG__
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#pragma implementation "univtoolbar.h"
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#endif
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// For compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#if wxUSE_TOOLBAR
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#ifndef WX_PRECOMP
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#include "wx/utils.h"
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#include "wx/app.h"
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#endif
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#include "wx/univ/renderer.h"
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#include "wx/toolbar.h"
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#include "wx/image.h"
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// ----------------------------------------------------------------------------
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// constants
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// ----------------------------------------------------------------------------
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// value meaning that m_widthSeparator is not initialized
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static const wxCoord INVALID_WIDTH = -1;
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// ----------------------------------------------------------------------------
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// wxToolBarTool: our implementation of wxToolBarToolBase
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// ----------------------------------------------------------------------------
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class WXDLLEXPORT wxToolBarTool : public wxToolBarToolBase
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{
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public:
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wxToolBarTool( wxToolBarBase *tbar = (wxToolBarBase *)NULL,
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int id = wxID_SEPARATOR,
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const wxBitmap& bitmap1 = wxNullBitmap,
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const wxBitmap& bitmap2 = wxNullBitmap,
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bool toggle = FALSE,
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wxObject *clientData = (wxObject *) NULL,
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const wxString& shortHelpString = wxEmptyString,
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const wxString& longHelpString = wxEmptyString )
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: wxToolBarToolBase(tbar, id, bitmap1, bitmap2, toggle, clientData,
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shortHelpString, longHelpString)
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{
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// no position yet
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m_x =
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m_y = -1;
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// not pressed yet
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m_isInverted = FALSE;
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}
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// is this tool pressed, even temporarily? (this is different from being
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// permanently toggled which is what IsToggled() returns)
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bool IsPressed() const
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{ return CanBeToggled() ? IsToggled() != m_isInverted : m_isInverted; }
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// are we temporarily pressed/unpressed?
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bool IsInverted() const { return m_isInverted; }
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// press the tool temporarily by inverting its toggle state
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void Invert() { m_isInverted = !m_isInverted; }
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public:
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// the tool position (the size is known by the toolbar itself)
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int m_x,
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m_y;
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private:
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// TRUE if the tool is pressed
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bool m_isInverted;
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};
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// ============================================================================
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// wxToolBar implementation
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// ============================================================================
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IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxControl);
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// ----------------------------------------------------------------------------
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// wxToolBar creation
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// ----------------------------------------------------------------------------
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void wxToolBar::Init()
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{
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// no tools yet
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m_needsLayout = FALSE;
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// unknown widths for the tools and separators
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m_widthSeparator = INVALID_WIDTH;
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m_maxWidth =
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m_maxHeight = 0;
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m_toolPressed = NULL;
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m_toolCurrent = NULL;
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wxRenderer *renderer = GetRenderer();
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SetToolBitmapSize(renderer->GetToolBarButtonSize(&m_widthSeparator));
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SetMargins(renderer->GetToolBarMargin());
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}
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bool wxToolBar::Create(wxWindow *parent,
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wxWindowID id,
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const wxPoint& pos,
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const wxSize& size,
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long style,
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const wxString& name)
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{
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if ( !wxToolBarBase::Create(parent, id, pos, size, style,
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wxDefaultValidator, name) )
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{
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return FALSE;
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}
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CreateInputHandler(wxINP_HANDLER_TOOLBAR);
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SetBestSize(size);
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return TRUE;
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}
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wxToolBar::~wxToolBar()
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{
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}
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// ----------------------------------------------------------------------------
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// wxToolBar tool-related methods
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// ----------------------------------------------------------------------------
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wxToolBarToolBase *wxToolBar::FindToolForPosition(wxCoord x, wxCoord y) const
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{
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// check the "other" direction first: it must be inside the toolbar or we
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// don't risk finding anything
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if ( IsVertical() )
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{
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if ( x < 0 || x > m_maxWidth )
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return NULL;
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// we always use x, even for a vertical toolbar, this makes the code
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// below simpler
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x = y;
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}
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else // horizontal
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{
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if ( y < 0 || y > m_maxHeight )
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return NULL;
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}
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for ( wxToolBarToolsList::Node *node = m_tools.GetFirst();
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node;
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node = node->GetNext() )
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{
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wxToolBarToolBase *tool = node->GetData();
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wxRect rectTool = GetToolRect(tool);
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wxCoord startTool, endTool;
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GetRectLimits(rectTool, &startTool, &endTool);
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if ( x >= startTool && x <= endTool )
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{
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// don't return the separators from here, they don't accept any
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// input anyhow
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return tool->IsSeparator() ? NULL : tool;
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}
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}
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return NULL;
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}
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void wxToolBar::SetToolShortHelp(int id, const wxString& help)
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{
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wxToolBarToolBase *tool = FindById(id);
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wxCHECK_RET( tool, _T("SetToolShortHelp: no such tool") );
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tool->SetShortHelp(help);
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}
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bool wxToolBar::DoInsertTool(size_t WXUNUSED(pos),
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wxToolBarToolBase * WXUNUSED(tool))
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{
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// recalculate the toolbar geometry before redrawing it the next time
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m_needsLayout = TRUE;
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// and ensure that we indeed are going to redraw
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Refresh();
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return TRUE;
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}
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bool wxToolBar::DoDeleteTool(size_t WXUNUSED(pos),
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wxToolBarToolBase * WXUNUSED(tool))
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{
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// as above
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m_needsLayout = TRUE;
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Refresh();
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return TRUE;
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}
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void wxToolBar::DoEnableTool(wxToolBarToolBase *tool, bool enable)
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{
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// created disabled-state bitmap on demand
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if ( !enable && !tool->GetDisabledBitmap().Ok() )
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{
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wxImage image( tool->GetNormalBitmap() );
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// TODO: don't hardcode 180
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unsigned char bg_red = 180;
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unsigned char bg_green = 180;
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unsigned char bg_blue = 180;
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unsigned char mask_red = image.GetMaskRed();
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unsigned char mask_green = image.GetMaskGreen();
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unsigned char mask_blue = image.GetMaskBlue();
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bool has_mask = image.HasMask();
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int x,y;
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for (y = 0; y < image.GetHeight(); y++)
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{
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for (x = 0; x < image.GetWidth(); x++)
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{
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unsigned char red = image.GetRed(x,y);
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unsigned char green = image.GetGreen(x,y);
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unsigned char blue = image.GetBlue(x,y);
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if (!has_mask || red != mask_red || green != mask_green || blue != mask_blue)
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{
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red = (((wxInt32) red - bg_red) >> 1) + bg_red;
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green = (((wxInt32) green - bg_green) >> 1) + bg_green;
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blue = (((wxInt32) blue - bg_blue) >> 1) + bg_blue;
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image.SetRGB( x, y, red, green, blue );
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}
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}
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}
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for (y = 0; y < image.GetHeight(); y++)
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{
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for (x = y % 2; x < image.GetWidth(); x += 2)
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{
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unsigned char red = image.GetRed(x,y);
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unsigned char green = image.GetGreen(x,y);
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unsigned char blue = image.GetBlue(x,y);
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if (!has_mask || red != mask_red || green != mask_green || blue != mask_blue)
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{
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red = (((wxInt32) red - bg_red) >> 1) + bg_red;
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green = (((wxInt32) green - bg_green) >> 1) + bg_green;
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blue = (((wxInt32) blue - bg_blue) >> 1) + bg_blue;
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image.SetRGB( x, y, red, green, blue );
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}
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}
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}
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tool->SetDisabledBitmap( image.ConvertToBitmap() );
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}
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RefreshTool(tool);
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}
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void wxToolBar::DoToggleTool(wxToolBarToolBase *tool, bool WXUNUSED(toggle))
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{
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// note that if we're called the tool did change state (the base class
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// checks for it), so it's not necessary to check for this again here
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RefreshTool(tool);
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}
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void wxToolBar::DoSetToggle(wxToolBarToolBase *tool, bool WXUNUSED(toggle))
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{
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RefreshTool(tool);
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}
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wxToolBarToolBase *wxToolBar::CreateTool(int id,
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const wxBitmap& bitmap1,
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const wxBitmap& bitmap2,
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bool toggle,
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wxObject *clientData,
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const wxString& shortHelpString,
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const wxString& longHelpString)
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{
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return new wxToolBarTool( this, id, bitmap1, bitmap2, toggle,
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clientData, shortHelpString, longHelpString);
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}
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wxToolBarToolBase *wxToolBar::CreateTool(wxControl *control)
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{
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wxFAIL_MSG( wxT("Toolbar doesn't support controls yet (TODO)") );
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return NULL;
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}
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// ----------------------------------------------------------------------------
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// wxToolBar geometry
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// ----------------------------------------------------------------------------
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wxRect wxToolBar::GetToolRect(wxToolBarToolBase *toolBase) const
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{
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const wxToolBarTool *tool = (wxToolBarTool *)toolBase;
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wxRect rect;
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wxCHECK_MSG( tool, rect, _T("GetToolRect: NULL tool") );
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// ensure that we always have the valid tool position
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if ( m_needsLayout )
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{
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wxConstCast(this, wxToolBar)->DoLayout();
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}
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rect.x = tool->m_x - m_xMargin;
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rect.y = tool->m_y - m_yMargin;
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if ( IsVertical() )
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{
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rect.width = m_defaultWidth;
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rect.height = tool->IsSeparator() ? m_widthSeparator : m_defaultHeight;
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}
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else // horizontal
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{
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rect.width = tool->IsSeparator() ? m_widthSeparator : m_defaultWidth;
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rect.height = m_defaultHeight;
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}
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rect.width += 2*m_xMargin;
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rect.height += 2*m_yMargin;
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return rect;
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}
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bool wxToolBar::Realize()
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{
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if ( !wxToolBarBase::Realize() )
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return FALSE;
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m_needsLayout = TRUE;
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DoLayout();
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SetBestSize(wxDefaultSize);
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return TRUE;
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}
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void wxToolBar::DoLayout()
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{
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wxASSERT_MSG( m_needsLayout, _T("why are we called?") );
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m_needsLayout = FALSE;
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wxCoord x = m_xMargin,
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y = m_yMargin;
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const wxCoord widthTool = IsVertical() ? m_defaultHeight : m_defaultWidth;
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wxCoord margin = IsVertical() ? m_xMargin : m_yMargin,
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*pCur = IsVertical() ? &y : &x;
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// calculate the positions of all elements
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for ( wxToolBarToolsList::Node *node = m_tools.GetFirst();
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node;
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node = node->GetNext() )
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{
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wxToolBarTool *tool = (wxToolBarTool *) node->GetData();
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tool->m_x = x;
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tool->m_y = y;
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*pCur += (tool->IsSeparator() ? m_widthSeparator : widthTool) + margin;
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}
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// calculate the total toolbar size
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wxCoord xMin = m_defaultWidth + 2*m_xMargin,
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yMin = m_defaultHeight + 2*m_yMargin;
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m_maxWidth = x < xMin ? xMin : x;
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m_maxHeight = y < yMin ? yMin : y;
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}
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wxSize wxToolBar::DoGetBestClientSize() const
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{
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return wxSize(m_maxWidth, m_maxHeight);
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}
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// ----------------------------------------------------------------------------
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// wxToolBar drawing
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// ----------------------------------------------------------------------------
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void wxToolBar::RefreshTool(wxToolBarToolBase *tool)
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{
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RefreshRect(GetToolRect(tool));
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}
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void wxToolBar::GetRectLimits(const wxRect& rect,
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wxCoord *start,
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wxCoord *end) const
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{
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wxCHECK_RET( start && end, _T("NULL pointer in GetRectLimits") );
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if ( IsVertical() )
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{
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*start = rect.GetTop();
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*end = rect.GetBottom();
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}
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else // horizontal
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{
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*start = rect.GetLeft();
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*end = rect.GetRight();
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}
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}
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void wxToolBar::DoDraw(wxControlRenderer *renderer)
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{
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// prepare the variables used below
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wxDC& dc = renderer->GetDC();
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wxRenderer *rend = renderer->GetRenderer();
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// dc.SetFont(GetFont()); -- uncomment when we support labels
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// draw the border separating us from the menubar (if there is no menubar
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// we probably shouldn't draw it?)
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if ( !IsVertical() )
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{
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rend->DrawHorizontalLine(dc, 0, 0, GetClientSize().x);
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}
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// get the update rect and its limits depending on the orientation
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wxRect rectUpdate = GetUpdateClientRect();
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wxCoord start, end;
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GetRectLimits(rectUpdate, &start, &end);
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// and redraw all the tools intersecting it
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for ( wxToolBarToolsList::Node *node = m_tools.GetFirst();
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node;
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node = node->GetNext() )
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{
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wxToolBarToolBase *tool = node->GetData();
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wxRect rectTool = GetToolRect(tool);
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wxCoord startTool, endTool;
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GetRectLimits(rectTool, &startTool, &endTool);
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if ( endTool < start )
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{
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// we're still to the left of the area to redraw
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continue;
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}
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if ( startTool > end )
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{
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// we're beyond the area to redraw, nothing left to do
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break;
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}
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// deal with the flags
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int flags = 0;
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if ( tool->IsEnabled() )
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{
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// the toolbars without wxTB_FLAT don't react to the mouse hovering
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if ( HasFlag(wxTB_FLAT) && (tool == m_toolCurrent) )
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flags |= wxCONTROL_CURRENT;
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}
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else // disabled tool
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{
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flags |= wxCONTROL_DISABLED;
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}
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if ( tool == m_toolPressed )
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flags |= wxCONTROL_FOCUSED;
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if ( ((wxToolBarTool *)tool)->IsPressed() )
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flags |= wxCONTROL_PRESSED;
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wxString label;
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wxBitmap bitmap;
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if ( !tool->IsSeparator() )
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{
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label = tool->GetLabel();
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bitmap = tool->GetBitmap();
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}
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//else: leave both the label and the bitmap invalid to draw a separator
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rend->DrawToolBarButton(dc, label, bitmap, rectTool, flags);
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}
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}
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// ----------------------------------------------------------------------------
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// wxToolBar actions
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// ----------------------------------------------------------------------------
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void wxToolBar::Press()
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{
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wxCHECK_RET( m_toolCurrent, _T("no tool to press?") );
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wxLogTrace(_T("toolbar"),
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_T("Button '%s' pressed."),
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m_toolCurrent->GetShortHelp().c_str());
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// this is the tool whose state is going to change
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m_toolPressed = (wxToolBarTool *)m_toolCurrent;
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// we must toggle it regardless of whether it is a checkable tool or not,
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// so use Invert() and not Toggle() here
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m_toolPressed->Invert();
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RefreshTool(m_toolPressed);
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}
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void wxToolBar::Release()
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{
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wxCHECK_RET( m_toolPressed, _T("no tool to release?") );
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wxLogTrace(_T("toolbar"),
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_T("Button '%s' released."),
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m_toolCurrent->GetShortHelp().c_str());
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wxASSERT_MSG( m_toolPressed->IsInverted(), _T("release unpressed button?") );
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m_toolPressed->Invert();
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RefreshTool(m_toolPressed);
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}
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void wxToolBar::Toggle()
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{
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m_toolCurrent = m_toolPressed;
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Release();
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Click();
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}
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void wxToolBar::Click()
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{
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wxCHECK_RET( m_toolCurrent, _T("no tool to click?") );
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bool isToggled;
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if ( m_toolCurrent->CanBeToggled() )
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{
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m_toolCurrent->Toggle();
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RefreshTool(m_toolCurrent);
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isToggled = m_toolCurrent->IsToggled();
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}
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else // simple non-checkable tool
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{
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isToggled = FALSE;
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}
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OnLeftClick(m_toolCurrent->GetId(), isToggled);
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}
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bool wxToolBar::PerformAction(const wxControlAction& action,
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long numArg,
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const wxString& strArg)
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{
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if ( action == wxACTION_TOOLBAR_TOGGLE )
|
|
Toggle();
|
|
else if ( action == wxACTION_TOOLBAR_PRESS )
|
|
Press();
|
|
else if ( action == wxACTION_TOOLBAR_RELEASE )
|
|
Release();
|
|
else if ( action == wxACTION_TOOLBAR_CLICK )
|
|
Click();
|
|
else if ( action == wxACTION_TOOLBAR_ENTER )
|
|
{
|
|
wxToolBarToolBase *toolCurrentOld = m_toolCurrent;
|
|
m_toolCurrent = FindById((int)numArg);
|
|
|
|
if ( m_toolCurrent != toolCurrentOld )
|
|
{
|
|
// the appearance of the current tool only changes for the flat
|
|
// toolbars
|
|
if ( HasFlag(wxTB_FLAT) )
|
|
{
|
|
// and only if the tool was/is enabled
|
|
if ( toolCurrentOld && toolCurrentOld->IsEnabled() )
|
|
RefreshTool(toolCurrentOld);
|
|
|
|
if ( m_toolCurrent )
|
|
{
|
|
if ( m_toolCurrent->IsEnabled() )
|
|
RefreshTool(m_toolCurrent);
|
|
}
|
|
else
|
|
{
|
|
wxFAIL_MSG( _T("no current tool in wxACTION_TOOLBAR_ENTER?") );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else if ( action == wxACTION_TOOLBAR_LEAVE )
|
|
{
|
|
if ( m_toolCurrent )
|
|
{
|
|
wxToolBarToolBase *toolCurrentOld = m_toolCurrent;
|
|
m_toolCurrent = NULL;
|
|
|
|
RefreshTool(toolCurrentOld);
|
|
}
|
|
}
|
|
else
|
|
return wxControl::PerformAction(action, numArg, strArg);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
// ============================================================================
|
|
// wxStdToolbarInputHandler implementation
|
|
// ============================================================================
|
|
|
|
wxStdToolbarInputHandler::wxStdToolbarInputHandler(wxInputHandler *handler)
|
|
: wxStdButtonInputHandler(handler)
|
|
{
|
|
}
|
|
|
|
bool wxStdToolbarInputHandler::HandleKey(wxInputConsumer *consumer,
|
|
const wxKeyEvent& event,
|
|
bool pressed)
|
|
{
|
|
// TODO: when we have a current button we should allow the arrow
|
|
// keys to move it
|
|
return wxStdInputHandler::HandleKey(consumer, event, pressed);
|
|
}
|
|
|
|
bool wxStdToolbarInputHandler::HandleMouse(wxInputConsumer *consumer,
|
|
const wxMouseEvent& event)
|
|
{
|
|
// don't let the base class press the disabled buttons but simply ignore
|
|
// all events on them
|
|
wxToolBar *tbar = wxStaticCast(consumer->GetInputWindow(), wxToolBar);
|
|
wxToolBarToolBase *tool = tbar->FindToolForPosition(event.GetX(), event.GetY());
|
|
|
|
if ( !tool || !tool->IsEnabled() )
|
|
return TRUE;
|
|
|
|
return wxStdButtonInputHandler::HandleMouse(consumer, event);
|
|
}
|
|
|
|
bool wxStdToolbarInputHandler::HandleMouseMove(wxInputConsumer *consumer,
|
|
const wxMouseEvent& event)
|
|
{
|
|
if ( !wxStdButtonInputHandler::HandleMouseMove(consumer, event) )
|
|
{
|
|
wxToolBarToolBase *tool;
|
|
|
|
if ( event.Leaving() )
|
|
{
|
|
tool = NULL;
|
|
}
|
|
else
|
|
{
|
|
wxToolBar *tbar = wxStaticCast(consumer->GetInputWindow(), wxToolBar);
|
|
tool = tbar->FindToolForPosition(event.GetX(), event.GetY());
|
|
}
|
|
|
|
if ( tool )
|
|
consumer->PerformAction(wxACTION_TOOLBAR_ENTER, tool->GetId());
|
|
else
|
|
consumer->PerformAction(wxACTION_TOOLBAR_LEAVE);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
bool wxStdToolbarInputHandler::HandleFocus(wxInputConsumer *consumer,
|
|
const wxFocusEvent& event)
|
|
{
|
|
// we shouldn't be left with a highlighted button
|
|
consumer->PerformAction(wxACTION_TOOLBAR_LEAVE);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
bool wxStdToolbarInputHandler::HandleActivation(wxInputConsumer *consumer,
|
|
bool activated)
|
|
{
|
|
// as above
|
|
if ( !activated )
|
|
consumer->PerformAction(wxACTION_TOOLBAR_LEAVE);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
#endif // wxUSE_TOOLBAR
|
|
|