674ac8b919
2. wxWindow::Create() always takes a wxValidator parameter, even if !wxUSE_VALIDATORS - it is just ignored then, tons of #if wxUSE_VALIDATORS removed git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@5275 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
994 lines
28 KiB
C++
994 lines
28 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: generic/tbarsmpl.cpp
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// Purpose: wxToolBarSimple
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// Author: Julian Smart
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// Modified by: VZ on 14.12.99 during wxToolBarSimple reorganization
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// Created: 04/01/98
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// RCS-ID: $Id$
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// Copyright: (c) Julian Smart and Markus Holzem
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// Licence: wxWindows license
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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 "tbarsmpl.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_SIMPLE
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#ifndef WX_PRECOMP
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#include "wx/settings.h"
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#include "wx/window.h"
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#include "wx/dcclient.h"
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#include "wx/dcmemory.h"
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#endif
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#include "wx/tbarsmpl.h"
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// ----------------------------------------------------------------------------
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// private classes
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// ----------------------------------------------------------------------------
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class WXDLLEXPORT wxToolBarToolSimple : public wxToolBarToolBase
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{
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public:
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wxToolBarToolSimple(wxToolBarSimple *tbar,
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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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: wxToolBarToolBase(tbar, id, bitmap1, bitmap2, toggle,
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clientData, shortHelpString, longHelpString)
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{
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}
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wxToolBarToolSimple(wxToolBarSimple *tbar, wxControl *control)
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: wxToolBarToolBase(tbar, control)
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{
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}
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void SetSize(const wxSize& size)
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{
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m_width = size.x;
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m_height = size.y;
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}
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wxCoord GetWidth() const { return m_width; }
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wxCoord GetHeight() const { return m_height; }
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wxCoord m_x;
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wxCoord m_y;
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wxCoord m_width;
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wxCoord m_height;
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};
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// ----------------------------------------------------------------------------
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// wxWin macros
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// ----------------------------------------------------------------------------
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IMPLEMENT_DYNAMIC_CLASS(wxToolBarSimple, wxControl)
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BEGIN_EVENT_TABLE(wxToolBarSimple, wxToolBarBase)
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EVT_SIZE(wxToolBarSimple::OnSize)
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EVT_SCROLL(wxToolBarSimple::OnScroll)
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EVT_PAINT(wxToolBarSimple::OnPaint)
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EVT_KILL_FOCUS(wxToolBarSimple::OnKillFocus)
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EVT_MOUSE_EVENTS(wxToolBarSimple::OnMouseEvent)
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END_EVENT_TABLE()
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// ============================================================================
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// implementation
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// ============================================================================
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// ----------------------------------------------------------------------------
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// tool bar tools creation
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// ----------------------------------------------------------------------------
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wxToolBarToolBase *wxToolBarSimple::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 wxToolBarToolSimple(this, id, bitmap1, bitmap2, toggle,
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clientData, shortHelpString, longHelpString);
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}
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wxToolBarToolBase *wxToolBarSimple::CreateTool(wxControl *control)
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{
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return new wxToolBarToolSimple(this, control);
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}
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// ----------------------------------------------------------------------------
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// wxToolBarSimple creation
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// ----------------------------------------------------------------------------
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void wxToolBarSimple::Init()
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{
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m_currentRowsOrColumns = 0;
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m_lastX =
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m_lastY = 0;
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m_maxWidth =
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m_maxHeight = 0;
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m_pressedTool =
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m_currentTool = -1;
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m_xPos =
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m_yPos = -1;
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m_toolPacking = 1;
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m_toolSeparation = 5;
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m_defaultWidth = 16;
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m_defaultHeight = 15;
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}
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wxToolBarToolBase *wxToolBarSimple::AddTool(int id,
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const wxBitmap& bitmap,
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const wxBitmap& pushedBitmap,
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bool toggle,
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wxCoord xPos,
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wxCoord yPos,
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wxObject *clientData,
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const wxString& helpString1,
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const wxString& helpString2)
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{
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// rememeber the position for DoInsertTool()
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m_xPos = xPos;
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m_yPos = yPos;
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return wxToolBarBase::AddTool(id, bitmap, pushedBitmap, toggle,
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xPos, yPos, clientData,
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helpString1, helpString2);
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}
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bool wxToolBarSimple::DoInsertTool(size_t WXUNUSED(pos),
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wxToolBarToolBase *toolBase)
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{
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wxToolBarToolSimple *tool = (wxToolBarToolSimple *)toolBase;
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wxCHECK_MSG( !tool->IsControl(), FALSE,
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_T("generic wxToolBarSimple doesn't support controls") );
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tool->m_x = m_xPos;
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if ( tool->m_x == -1 )
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tool->m_x = m_xMargin;
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tool->m_y = m_yPos;
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if ( tool->m_y == -1 )
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tool->m_y = m_yMargin;
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tool->SetSize(GetToolSize());
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if ( tool->IsButton() )
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{
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// Calculate reasonable max size in case Layout() not called
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if ((tool->m_x + tool->GetBitmap1().GetWidth() + m_xMargin) > m_maxWidth)
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m_maxWidth = (wxCoord)((tool->m_x + tool->GetWidth() + m_xMargin));
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if ((tool->m_y + tool->GetBitmap1().GetHeight() + m_yMargin) > m_maxHeight)
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m_maxHeight = (wxCoord)((tool->m_y + tool->GetHeight() + m_yMargin));
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}
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return TRUE;
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}
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bool wxToolBarSimple::DoDeleteTool(size_t WXUNUSED(pos),
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wxToolBarToolBase *tool)
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{
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// VZ: didn't test whether it works, but why not...
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tool->Detach();
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Refresh();
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return TRUE;
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}
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bool wxToolBarSimple::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 ( !wxWindow::Create(parent, id, pos, size, style, name) )
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return FALSE;
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// Set it to grey (or other 3D face colour)
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wxSystemSettings settings;
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SetBackgroundColour(settings.GetSystemColour(wxSYS_COLOUR_3DFACE));
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if ( GetWindowStyleFlag() & wxTB_VERTICAL )
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{
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m_lastX = 7;
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m_lastY = 3;
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m_maxRows = 32000; // a lot
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m_maxCols = 1;
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}
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else
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{
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m_lastX = 3;
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m_lastY = 7;
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m_maxRows = 1;
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m_maxCols = 32000; // a lot
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}
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SetCursor(*wxSTANDARD_CURSOR);
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return TRUE;
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}
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wxToolBarSimple::~wxToolBarSimple()
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{
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}
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bool wxToolBarSimple::Realize()
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{
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m_currentRowsOrColumns = 0;
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m_lastX = m_xMargin;
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m_lastY = m_yMargin;
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m_maxWidth = 0;
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m_maxHeight = 0;
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int maxToolWidth = 0;
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int maxToolHeight = 0;
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// Find the maximum tool width and height
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wxToolBarToolsList::Node *node = m_tools.GetFirst();
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while ( node )
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{
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wxToolBarToolSimple *tool = (wxToolBarToolSimple *)node->GetData();
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if ( tool->GetWidth() > maxToolWidth )
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maxToolWidth = tool->GetWidth();
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if (tool->GetHeight() > maxToolHeight)
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maxToolHeight = tool->GetHeight();
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node = node->GetNext();
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}
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int separatorSize = m_toolSeparation;
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node = m_tools.GetFirst();
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while ( node )
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{
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wxToolBarToolSimple *tool = (wxToolBarToolSimple *)node->GetData();
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if ( tool->IsSeparator() )
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{
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if ( GetWindowStyleFlag() & wxTB_HORIZONTAL )
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{
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if (m_currentRowsOrColumns >= m_maxCols)
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m_lastY += separatorSize;
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else
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m_lastX += separatorSize;
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}
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else
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{
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if (m_currentRowsOrColumns >= m_maxRows)
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m_lastX += separatorSize;
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else
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m_lastY += separatorSize;
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}
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}
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else if ( tool->IsButton() )
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{
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if ( GetWindowStyleFlag() & wxTB_HORIZONTAL )
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{
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if (m_currentRowsOrColumns >= m_maxCols)
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{
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m_currentRowsOrColumns = 0;
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m_lastX = m_xMargin;
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m_lastY += maxToolHeight + m_toolPacking;
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}
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tool->m_x = (wxCoord)(m_lastX + (maxToolWidth - tool->GetWidth())/2.0);
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tool->m_y = (wxCoord)(m_lastY + (maxToolHeight - tool->GetHeight())/2.0);
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m_lastX += maxToolWidth + m_toolPacking;
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}
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else
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{
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if (m_currentRowsOrColumns >= m_maxRows)
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{
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m_currentRowsOrColumns = 0;
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m_lastX += (maxToolWidth + m_toolPacking);
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m_lastY = m_yMargin;
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}
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tool->m_x = (wxCoord)(m_lastX + (maxToolWidth - tool->GetWidth())/2.0);
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tool->m_y = (wxCoord)(m_lastY + (maxToolHeight - tool->GetHeight())/2.0);
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m_lastY += maxToolHeight + m_toolPacking;
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}
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m_currentRowsOrColumns ++;
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}
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else
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{
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// TODO: support the controls
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}
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if (m_lastX > m_maxWidth)
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m_maxWidth = m_lastX;
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if (m_lastY > m_maxHeight)
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m_maxHeight = m_lastY;
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node = node->GetNext();
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}
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if ( GetWindowStyleFlag() & wxTB_HORIZONTAL )
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m_maxWidth += maxToolWidth;
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else
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m_maxHeight += maxToolHeight;
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m_maxWidth += m_xMargin;
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m_maxHeight += m_yMargin;
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return TRUE;
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}
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// ----------------------------------------------------------------------------
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// event handlers
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// ----------------------------------------------------------------------------
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void wxToolBarSimple::OnPaint (wxPaintEvent& WXUNUSED(event))
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{
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wxPaintDC dc(this);
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PrepareDC(dc);
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static int count = 0;
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// Prevent reentry of OnPaint which would cause wxMemoryDC errors.
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if ( count > 0 )
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return;
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count++;
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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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if ( tool->IsButton() )
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DrawTool(dc, tool);
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}
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count--;
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}
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void wxToolBarSimple::OnSize (wxSizeEvent& WXUNUSED(event))
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{
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#if wxUSE_CONSTRAINTS
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if (GetAutoLayout())
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Layout();
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#endif
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AdjustScrollbars();
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}
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void wxToolBarSimple::OnKillFocus(wxFocusEvent& WXUNUSED(event))
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{
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OnMouseEnter(m_pressedTool = m_currentTool = -1);
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}
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void wxToolBarSimple::OnMouseEvent(wxMouseEvent & event)
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{
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wxCoord x, y;
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event.GetPosition(&x, &y);
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wxToolBarToolSimple *tool = (wxToolBarToolSimple *)FindToolForPosition(x, y);
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if (event.LeftDown())
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{
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CaptureMouse();
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}
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if (event.LeftUp())
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{
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ReleaseMouse();
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}
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if (!tool)
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{
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if (m_currentTool > -1)
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{
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if (event.LeftIsDown())
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SpringUpButton(m_currentTool);
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m_currentTool = -1;
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OnMouseEnter(-1);
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}
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return;
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}
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if (!event.IsButton())
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{
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if ( tool->GetId() != m_currentTool )
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{
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// If the left button is kept down and moved over buttons,
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// press those buttons.
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if ( event.LeftIsDown() && tool->IsEnabled() )
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{
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SpringUpButton(m_currentTool);
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if ( tool->CanBeToggled() )
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{
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tool->Toggle();
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}
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DrawTool(tool);
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}
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m_currentTool = tool->GetId();
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OnMouseEnter(m_currentTool);
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}
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return;
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}
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// Left button pressed.
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if ( event.LeftDown() && tool->IsEnabled() )
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{
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if ( tool->CanBeToggled() )
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{
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tool->Toggle();
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}
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DrawTool(tool);
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}
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else if (event.RightDown())
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{
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OnRightClick(tool->GetId(), x, y);
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}
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// Left Button Released. Only this action confirms selection.
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// If the button is enabled and it is not a toggle tool and it is
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// in the pressed state, then raise the button and call OnLeftClick.
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//
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if ( event.LeftUp() && tool->IsEnabled() )
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{
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// Pass the OnLeftClick event to tool
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if ( !OnLeftClick(tool->GetId(), tool->IsToggled()) &&
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tool->CanBeToggled() )
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{
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// If it was a toggle, and OnLeftClick says No Toggle allowed,
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// then change it back
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tool->Toggle();
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}
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DrawTool(tool);
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}
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}
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// ----------------------------------------------------------------------------
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// drawing
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// ----------------------------------------------------------------------------
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void wxToolBarSimple::DrawTool(wxToolBarToolBase *tool)
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{
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wxClientDC dc(this);
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DrawTool(dc, tool);
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}
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void wxToolBarSimple::DrawTool(wxDC& dc, wxToolBarToolBase *toolBase)
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{
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wxToolBarToolSimple *tool = (wxToolBarToolSimple *)toolBase;
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wxMemoryDC memDC;
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PrepareDC(dc);
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wxPen dark_grey_pen(wxColour( 85,85,85 ), 1, wxSOLID);
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wxPen white_pen("WHITE", 1, wxSOLID);
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wxPen black_pen("BLACK", 1, wxSOLID);
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wxBitmap bitmap = tool->GetBitmap();
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if ( bitmap.Ok() )
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{
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#ifndef __WXGTK__
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if (bitmap.GetPalette())
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memDC.SetPalette(*bitmap.GetPalette());
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#endif
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int ax = (int)tool->m_x,
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ay = (int)tool->m_y,
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bx = (int)(tool->m_x+tool->GetWidth()),
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by = (int)(tool->m_y+tool->GetHeight());
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memDC.SelectObject(bitmap);
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if (m_windowStyle & wxTB_3DBUTTONS)
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{
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dc.SetClippingRegion(ax, ay, (bx-ax+1), (by-ay+1));
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dc.Blit((ax+1), (ay+1), (bx-ax-2), (by-ay-2), &memDC, 0, 0);
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wxPen * old_pen = & dc.GetPen();
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dc.SetPen( white_pen );
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dc.DrawLine(ax,(by-1),ax,ay);
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dc.DrawLine(ax,ay,(bx-1),ay);
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dc.SetPen( dark_grey_pen );
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dc.DrawLine((bx-1),(ay+1),(bx-1),(by-1));
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dc.DrawLine((bx-1),(by-1),(ax+1),(by-1));
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dc.SetPen( black_pen );
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dc.DrawLine(bx,ay,bx,by);
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dc.DrawLine(bx,by,ax,by);
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dc.SetPen( *old_pen );
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dc.DestroyClippingRegion();
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// Select bitmap out of the DC
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}
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else
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{
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dc.Blit(tool->m_x, tool->m_y,
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bitmap.GetWidth(), bitmap.GetHeight(),
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&memDC, 0, 0);
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}
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memDC.SelectObject(wxNullBitmap);
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#ifndef __WXGTK__
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memDC.SetPalette(wxNullPalette);
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#endif
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}
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// No second bitmap, so draw a thick line around bitmap, or invert if mono
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else if ( tool->IsToggled() )
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{
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bool drawBorder = FALSE;
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#ifdef __X__ // X doesn't invert properly on colour
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drawBorder = wxColourDisplay();
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#else // Inversion works fine under Windows
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drawBorder = FALSE;
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#endif
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if (!drawBorder)
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{
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memDC.SelectObject(tool->GetBitmap1());
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dc.Blit(tool->m_x, tool->m_y, tool->GetWidth(), tool->GetHeight(),
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&memDC, 0, 0, wxSRC_INVERT);
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memDC.SelectObject(wxNullBitmap);
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}
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else
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{
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bitmap = tool->GetBitmap1();
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if (m_windowStyle & wxTB_3DBUTTONS)
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{
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int ax = (int)tool->m_x,
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ay = (int)tool->m_y,
|
|
bx = (int)(tool->m_x+tool->GetWidth()),
|
|
by = (int)(tool->m_y+tool->GetHeight());
|
|
|
|
memDC.SelectObject(bitmap);
|
|
dc.SetClippingRegion(ax, ay, (bx-ax+1), (by-ay+1));
|
|
dc.Blit((ax+2), (ay+2), (bx-ax-2), (by-ay-2), &memDC, 0, 0);
|
|
wxPen * old_pen = & dc.GetPen();
|
|
dc.SetPen( black_pen );
|
|
dc.DrawLine(ax,(by-1),ax,ay);
|
|
dc.DrawLine(ax,ay,(bx-1),ay);
|
|
dc.SetPen( dark_grey_pen );
|
|
dc.DrawLine((ax+1),(by-2),(ax+1),(ay+1));
|
|
dc.DrawLine((ax+1),(ay+1),(bx-2),(ay+1));
|
|
dc.SetPen( white_pen );
|
|
dc.DrawLine(bx,ay,bx,by);
|
|
dc.DrawLine(bx,by,ax,by);
|
|
dc.SetPen( *old_pen );
|
|
dc.DestroyClippingRegion();
|
|
memDC.SelectObject(wxNullBitmap);
|
|
}
|
|
else
|
|
{
|
|
wxCoord x = tool->m_x;
|
|
wxCoord y = tool->m_y;
|
|
wxCoord w = bitmap.GetWidth();
|
|
wxCoord h = bitmap.GetHeight();
|
|
wxPen thick_black_pen("BLACK", 3, wxSOLID);
|
|
|
|
memDC.SelectObject(bitmap);
|
|
dc.SetClippingRegion(tool->m_x, tool->m_y, w, h);
|
|
dc.Blit(tool->m_x, tool->m_y, w, h,
|
|
&memDC, 0, 0);
|
|
dc.SetPen(thick_black_pen);
|
|
dc.SetBrush(*wxTRANSPARENT_BRUSH);
|
|
dc.DrawRectangle(x, y, w-1, h-1);
|
|
dc.DestroyClippingRegion();
|
|
memDC.SelectObject(wxNullBitmap);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// toolbar geometry
|
|
// ----------------------------------------------------------------------------
|
|
|
|
void wxToolBarSimple::SetRows(int nRows)
|
|
{
|
|
wxCHECK_RET( nRows != 0, _T("max number of rows must be > 0") );
|
|
|
|
m_maxCols = (GetToolsCount() + nRows - 1) / nRows;
|
|
|
|
AdjustScrollbars();
|
|
Refresh();
|
|
}
|
|
|
|
wxToolBarToolBase *wxToolBarSimple::FindToolForPosition(wxCoord x,
|
|
wxCoord y) const
|
|
{
|
|
wxToolBarToolsList::Node *node = m_tools.GetFirst();
|
|
while (node)
|
|
{
|
|
wxToolBarToolSimple *tool = (wxToolBarToolSimple *)node->GetData();
|
|
if ((x >= tool->m_x) && (y >= tool->m_y) &&
|
|
(x <= (tool->m_x + tool->GetWidth())) &&
|
|
(y <= (tool->m_y + tool->GetHeight())))
|
|
{
|
|
return tool;
|
|
}
|
|
|
|
node = node->GetNext();
|
|
}
|
|
|
|
return (wxToolBarToolBase *)NULL;
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// tool state change handlers
|
|
// ----------------------------------------------------------------------------
|
|
|
|
void wxToolBarSimple::DoEnableTool(wxToolBarToolBase *tool,
|
|
bool WXUNUSED(enable))
|
|
{
|
|
DrawTool(tool);
|
|
}
|
|
|
|
void wxToolBarSimple::DoToggleTool(wxToolBarToolBase *tool,
|
|
bool WXUNUSED(toggle))
|
|
{
|
|
DrawTool(tool);
|
|
}
|
|
|
|
void wxToolBarSimple::DoSetToggle(wxToolBarToolBase * WXUNUSED(tool),
|
|
bool WXUNUSED(toggle))
|
|
{
|
|
// nothing to do
|
|
}
|
|
|
|
// Okay, so we've left the tool we're in ... we must check if the tool we're
|
|
// leaving was a 'sprung push button' and if so, spring it back to the up
|
|
// state.
|
|
void wxToolBarSimple::SpringUpButton(int id)
|
|
{
|
|
wxToolBarToolBase *tool = FindById(id);
|
|
|
|
if ( tool && tool->CanBeToggled() )
|
|
{
|
|
tool->Toggle();
|
|
|
|
DrawTool(tool);
|
|
}
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// scrolling implementation
|
|
// ----------------------------------------------------------------------------
|
|
|
|
/*
|
|
* pixelsPerUnitX/pixelsPerUnitY: number of pixels per unit (e.g. pixels per text line)
|
|
* noUnitsX/noUnitsY: : no. units per scrollbar
|
|
*/
|
|
void wxToolBarSimple::SetScrollbars (int pixelsPerUnitX, int pixelsPerUnitY,
|
|
int noUnitsX, int noUnitsY,
|
|
int xPos, int yPos)
|
|
{
|
|
m_xScrollPixelsPerLine = pixelsPerUnitX;
|
|
m_yScrollPixelsPerLine = pixelsPerUnitY;
|
|
m_xScrollLines = noUnitsX;
|
|
m_yScrollLines = noUnitsY;
|
|
|
|
int w, h;
|
|
GetSize(&w, &h);
|
|
|
|
// Recalculate scroll bar range and position
|
|
if (m_xScrollLines > 0)
|
|
{
|
|
m_xScrollPosition = xPos;
|
|
SetScrollPos (wxHORIZONTAL, m_xScrollPosition, TRUE);
|
|
}
|
|
else
|
|
{
|
|
SetScrollbar(wxHORIZONTAL, 0, 0, 0, FALSE);
|
|
m_xScrollPosition = 0;
|
|
}
|
|
|
|
if (m_yScrollLines > 0)
|
|
{
|
|
m_yScrollPosition = yPos;
|
|
SetScrollPos (wxVERTICAL, m_yScrollPosition, TRUE);
|
|
}
|
|
else
|
|
{
|
|
SetScrollbar(wxVERTICAL, 0, 0, 0, FALSE);
|
|
m_yScrollPosition = 0;
|
|
}
|
|
AdjustScrollbars();
|
|
Refresh();
|
|
|
|
#if 0 //def __WXMSW__
|
|
::UpdateWindow ((HWND) GetHWND());
|
|
#endif
|
|
}
|
|
|
|
void wxToolBarSimple::OnScroll(wxScrollEvent& event)
|
|
{
|
|
int orient = event.GetOrientation();
|
|
|
|
int nScrollInc = CalcScrollInc(event);
|
|
if (nScrollInc == 0)
|
|
return;
|
|
|
|
if (orient == wxHORIZONTAL)
|
|
{
|
|
int newPos = m_xScrollPosition + nScrollInc;
|
|
SetScrollPos(wxHORIZONTAL, newPos, TRUE );
|
|
}
|
|
else
|
|
{
|
|
int newPos = m_yScrollPosition + nScrollInc;
|
|
SetScrollPos(wxVERTICAL, newPos, TRUE );
|
|
}
|
|
|
|
if (orient == wxHORIZONTAL)
|
|
{
|
|
if (m_xScrollingEnabled)
|
|
ScrollWindow(-m_xScrollPixelsPerLine * nScrollInc, 0, NULL);
|
|
else
|
|
Refresh();
|
|
}
|
|
else
|
|
{
|
|
if (m_yScrollingEnabled)
|
|
ScrollWindow(0, -m_yScrollPixelsPerLine * nScrollInc, NULL);
|
|
else
|
|
Refresh();
|
|
}
|
|
|
|
if (orient == wxHORIZONTAL)
|
|
{
|
|
m_xScrollPosition += nScrollInc;
|
|
}
|
|
else
|
|
{
|
|
m_yScrollPosition += nScrollInc;
|
|
}
|
|
|
|
}
|
|
|
|
int wxToolBarSimple::CalcScrollInc(wxScrollEvent& event)
|
|
{
|
|
int pos = event.GetPosition();
|
|
int orient = event.GetOrientation();
|
|
|
|
int nScrollInc = 0;
|
|
switch (event.GetEventType())
|
|
{
|
|
case wxEVT_SCROLL_TOP:
|
|
{
|
|
if (orient == wxHORIZONTAL)
|
|
nScrollInc = - m_xScrollPosition;
|
|
else
|
|
nScrollInc = - m_yScrollPosition;
|
|
break;
|
|
}
|
|
case wxEVT_SCROLL_BOTTOM:
|
|
{
|
|
if (orient == wxHORIZONTAL)
|
|
nScrollInc = m_xScrollLines - m_xScrollPosition;
|
|
else
|
|
nScrollInc = m_yScrollLines - m_yScrollPosition;
|
|
break;
|
|
}
|
|
case wxEVT_SCROLL_LINEUP:
|
|
{
|
|
nScrollInc = -1;
|
|
break;
|
|
}
|
|
case wxEVT_SCROLL_LINEDOWN:
|
|
{
|
|
nScrollInc = 1;
|
|
break;
|
|
}
|
|
case wxEVT_SCROLL_PAGEUP:
|
|
{
|
|
if (orient == wxHORIZONTAL)
|
|
nScrollInc = -GetScrollPageSize(wxHORIZONTAL);
|
|
else
|
|
nScrollInc = -GetScrollPageSize(wxVERTICAL);
|
|
break;
|
|
}
|
|
case wxEVT_SCROLL_PAGEDOWN:
|
|
{
|
|
if (orient == wxHORIZONTAL)
|
|
nScrollInc = GetScrollPageSize(wxHORIZONTAL);
|
|
else
|
|
nScrollInc = GetScrollPageSize(wxVERTICAL);
|
|
break;
|
|
}
|
|
case wxEVT_SCROLL_THUMBTRACK:
|
|
{
|
|
if (orient == wxHORIZONTAL)
|
|
nScrollInc = pos - m_xScrollPosition;
|
|
else
|
|
nScrollInc = pos - m_yScrollPosition;
|
|
break;
|
|
}
|
|
default:
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
if (orient == wxHORIZONTAL)
|
|
{
|
|
int w, h;
|
|
GetClientSize(&w, &h);
|
|
|
|
int nMaxWidth = m_xScrollLines*m_xScrollPixelsPerLine;
|
|
int noPositions = (int) ( ((nMaxWidth - w)/(float)m_xScrollPixelsPerLine) + 0.5 );
|
|
if (noPositions < 0)
|
|
noPositions = 0;
|
|
|
|
if ( (m_xScrollPosition + nScrollInc) < 0 )
|
|
nScrollInc = -m_xScrollPosition; // As -ve as we can go
|
|
else if ( (m_xScrollPosition + nScrollInc) > noPositions )
|
|
nScrollInc = noPositions - m_xScrollPosition; // As +ve as we can go
|
|
|
|
return nScrollInc;
|
|
}
|
|
else
|
|
{
|
|
int w, h;
|
|
GetClientSize(&w, &h);
|
|
|
|
int nMaxHeight = m_yScrollLines*m_yScrollPixelsPerLine;
|
|
int noPositions = (int) ( ((nMaxHeight - h)/(float)m_yScrollPixelsPerLine) + 0.5 );
|
|
if (noPositions < 0)
|
|
noPositions = 0;
|
|
|
|
if ( (m_yScrollPosition + nScrollInc) < 0 )
|
|
nScrollInc = -m_yScrollPosition; // As -ve as we can go
|
|
else if ( (m_yScrollPosition + nScrollInc) > noPositions )
|
|
nScrollInc = noPositions - m_yScrollPosition; // As +ve as we can go
|
|
|
|
return nScrollInc;
|
|
}
|
|
}
|
|
|
|
// Adjust the scrollbars - new version.
|
|
void wxToolBarSimple::AdjustScrollbars()
|
|
{
|
|
int w, h;
|
|
GetClientSize(&w, &h);
|
|
|
|
// Recalculate scroll bar range and position
|
|
if (m_xScrollLines > 0)
|
|
{
|
|
int nMaxWidth = m_xScrollLines*m_xScrollPixelsPerLine;
|
|
int newRange = (int) ( ((nMaxWidth)/(float)m_xScrollPixelsPerLine) + 0.5 );
|
|
if (newRange < 0)
|
|
newRange = 0;
|
|
|
|
m_xScrollPosition = wxMin(newRange, m_xScrollPosition);
|
|
|
|
// Calculate page size i.e. number of scroll units you get on the
|
|
// current client window
|
|
int noPagePositions = (int) ( (w/(float)m_xScrollPixelsPerLine) + 0.5 );
|
|
if (noPagePositions < 1)
|
|
noPagePositions = 1;
|
|
|
|
SetScrollbar(wxHORIZONTAL, m_xScrollPosition, noPagePositions, newRange);
|
|
SetScrollPageSize(wxHORIZONTAL, noPagePositions);
|
|
}
|
|
if (m_yScrollLines > 0)
|
|
{
|
|
int nMaxHeight = m_yScrollLines*m_yScrollPixelsPerLine;
|
|
int newRange = (int) ( ((nMaxHeight)/(float)m_yScrollPixelsPerLine) + 0.5 );
|
|
if (newRange < 0)
|
|
newRange = 0;
|
|
|
|
m_yScrollPosition = wxMin(newRange, m_yScrollPosition);
|
|
|
|
// Calculate page size i.e. number of scroll units you get on the
|
|
// current client window
|
|
int noPagePositions = (int) ( (h/(float)m_yScrollPixelsPerLine) + 0.5 );
|
|
if (noPagePositions < 1)
|
|
noPagePositions = 1;
|
|
|
|
SetScrollbar(wxVERTICAL, m_yScrollPosition, noPagePositions, newRange);
|
|
SetScrollPageSize(wxVERTICAL, noPagePositions);
|
|
}
|
|
}
|
|
|
|
// Prepare the DC by translating it according to the current scroll position
|
|
void wxToolBarSimple::PrepareDC(wxDC& dc)
|
|
{
|
|
dc.SetDeviceOrigin(- m_xScrollPosition * m_xScrollPixelsPerLine, - m_yScrollPosition * m_yScrollPixelsPerLine);
|
|
}
|
|
|
|
void wxToolBarSimple::GetScrollPixelsPerUnit (int *x_unit, int *y_unit) const
|
|
{
|
|
*x_unit = m_xScrollPixelsPerLine;
|
|
*y_unit = m_yScrollPixelsPerLine;
|
|
}
|
|
|
|
int wxToolBarSimple::GetScrollPageSize(int orient) const
|
|
{
|
|
if ( orient == wxHORIZONTAL )
|
|
return m_xScrollLinesPerPage;
|
|
else
|
|
return m_yScrollLinesPerPage;
|
|
}
|
|
|
|
void wxToolBarSimple::SetScrollPageSize(int orient, int pageSize)
|
|
{
|
|
if ( orient == wxHORIZONTAL )
|
|
m_xScrollLinesPerPage = pageSize;
|
|
else
|
|
m_yScrollLinesPerPage = pageSize;
|
|
}
|
|
|
|
/*
|
|
* Scroll to given position (scroll position, not pixel position)
|
|
*/
|
|
void wxToolBarSimple::Scroll (int x_pos, int y_pos)
|
|
{
|
|
int old_x, old_y;
|
|
ViewStart (&old_x, &old_y);
|
|
if (((x_pos == -1) || (x_pos == old_x)) && ((y_pos == -1) || (y_pos == old_y)))
|
|
return;
|
|
|
|
if (x_pos > -1)
|
|
{
|
|
m_xScrollPosition = x_pos;
|
|
SetScrollPos (wxHORIZONTAL, x_pos, TRUE);
|
|
}
|
|
if (y_pos > -1)
|
|
{
|
|
m_yScrollPosition = y_pos;
|
|
SetScrollPos (wxVERTICAL, y_pos, TRUE);
|
|
}
|
|
Refresh();
|
|
|
|
#if 0 //def __WXMSW__
|
|
UpdateWindow ((HWND) GetHWND());
|
|
#endif
|
|
}
|
|
|
|
void wxToolBarSimple::EnableScrolling (bool x_scroll, bool y_scroll)
|
|
{
|
|
m_xScrollingEnabled = x_scroll;
|
|
m_yScrollingEnabled = y_scroll;
|
|
}
|
|
|
|
void wxToolBarSimple::GetVirtualSize (int *x, int *y) const
|
|
{
|
|
*x = m_xScrollPixelsPerLine * m_xScrollLines;
|
|
*y = m_yScrollPixelsPerLine * m_yScrollLines;
|
|
}
|
|
|
|
// Where the current view starts from
|
|
void wxToolBarSimple::ViewStart (int *x, int *y) const
|
|
{
|
|
*x = m_xScrollPosition;
|
|
*y = m_yScrollPosition;
|
|
}
|
|
|
|
#endif // wxUSE_TOOLBAR_SIMPLE
|