Files
wxWidgets/src/generic/datavgen.cpp
2007-02-23 07:57:46 +00:00

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77 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: src/generic/datavgen.cpp
// Purpose: wxDataViewCtrl generic implementation
// Author: Robert Roebling
// Modified by: Francesco Montorsi, Guru Kathiresan, Otto Wyss
// Id: $Id$
// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#if wxUSE_DATAVIEWCTRL
#include "wx/dataview.h"
#ifdef wxUSE_GENERICDATAVIEWCTRL
#ifndef WX_PRECOMP
#ifdef __WXMSW__
#include "wx/msw/private.h"
#include "wx/msw/wrapwin.h"
#include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly"
#endif
#include "wx/sizer.h"
#include "wx/log.h"
#include "wx/dcclient.h"
#include "wx/timer.h"
#include "wx/settings.h"
#include "wx/msgdlg.h"
#endif
#include "wx/stockitem.h"
#include "wx/calctrl.h"
#include "wx/popupwin.h"
#include "wx/renderer.h"
#include "wx/dcbuffer.h"
#include "wx/icon.h"
//-----------------------------------------------------------------------------
// classes
//-----------------------------------------------------------------------------
class wxDataViewCtrl;
static const int SCROLL_UNIT_X = 15;
// the cell padding on the left/right
static const int PADDING_RIGHTLEFT = 3;
// the cell padding on the top/bottom
static const int PADDING_TOPBOTTOM = 1;
//-----------------------------------------------------------------------------
// wxDataViewHeaderWindow
//-----------------------------------------------------------------------------
#define USE_NATIVE_HEADER_WINDOW 1
class wxDataViewHeaderWindowBase : public wxControl
{
public:
wxDataViewHeaderWindowBase()
{ m_owner = NULL; }
bool Create(wxDataViewCtrl *parent, wxWindowID id,
const wxPoint &pos, const wxSize &size,
const wxString &name)
{
return wxWindow::Create(parent, id, pos, size, wxNO_BORDER, name);
}
void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; }
wxDataViewCtrl *GetOwner() { return m_owner; }
// called on column addition/removal
virtual void UpdateDisplay() { /* by default, do nothing */ }
// returns the n-th column
virtual wxDataViewColumn *GetColumn(unsigned int n)
{
wxASSERT(m_owner);
wxDataViewColumn *ret = m_owner->GetColumn(n);
wxASSERT(ret);
return ret;
}
protected:
wxDataViewCtrl *m_owner;
// sends an event generated from the n-th wxDataViewColumn
void SendEvent(wxEventType type, unsigned int n);
};
// on wxMSW the header window (only that part however) can be made native!
#if defined(__WXMSW__) && USE_NATIVE_HEADER_WINDOW
#define COLUMN_WIDTH_OFFSET 2
#define wxDataViewHeaderWindowMSW wxDataViewHeaderWindow
class wxDataViewHeaderWindowMSW : public wxDataViewHeaderWindowBase
{
public:
wxDataViewHeaderWindowMSW( wxDataViewCtrl *parent,
wxWindowID id,
const wxPoint &pos = wxDefaultPosition,
const wxSize &size = wxDefaultSize,
const wxString &name = wxT("wxdataviewctrlheaderwindow") )
{
Create(parent, id, pos, size, name);
}
bool Create(wxDataViewCtrl *parent, wxWindowID id,
const wxPoint &pos, const wxSize &size,
const wxString &name);
~wxDataViewHeaderWindowMSW();
// called when any column setting is changed and/or changed
// the column count
virtual void UpdateDisplay();
// called when the main window gets scrolled
virtual void ScrollWindow(int dx, int dy, const wxRect *rect = NULL);
protected:
virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
virtual void DoSetSize(int x, int y, int width, int height, int sizeFlags);
unsigned int GetColumnIdxFromHeader(NMHEADER *nmHDR);
wxDataViewColumn *GetColumnFromHeader(NMHEADER *nmHDR)
{ return GetColumn(GetColumnIdxFromHeader(nmHDR)); }
private:
DECLARE_DYNAMIC_CLASS(wxDataViewHeaderWindowMSW)
};
#else // !defined(__WXMSW__)
#define HEADER_WINDOW_HEIGHT 25
#define HEADER_HORIZ_BORDER 5
#define HEADER_VERT_BORDER 3
#define wxGenericDataViewHeaderWindow wxDataViewHeaderWindow
class wxGenericDataViewHeaderWindow : public wxDataViewHeaderWindowBase
{
public:
wxGenericDataViewHeaderWindow( wxDataViewCtrl *parent,
wxWindowID id,
const wxPoint &pos = wxDefaultPosition,
const wxSize &size = wxDefaultSize,
const wxString &name = wxT("wxdataviewctrlheaderwindow") )
{
Init();
Create(parent, id, pos, size, name);
}
bool Create(wxDataViewCtrl *parent, wxWindowID id,
const wxPoint &pos, const wxSize &size,
const wxString &name);
~wxGenericDataViewHeaderWindow()
{
delete m_resizeCursor;
}
// event handlers:
void OnPaint( wxPaintEvent &event );
void OnMouse( wxMouseEvent &event );
void OnSetFocus( wxFocusEvent &event );
protected:
// vars used for column resizing:
wxCursor *m_resizeCursor;
const wxCursor *m_currentCursor;
bool m_isDragging;
bool m_dirty; // needs refresh?
int m_column; // index of the column being resized
int m_currentX; // divider line position in logical (unscrolled) coords
int m_minX; // minimal position beyond which the divider line
// can't be dragged in logical coords
// the pen used to draw the current column width drag line
// when resizing the columsn
wxPen m_penCurrent;
// internal utilities:
void Init()
{
m_currentCursor = (wxCursor *) NULL;
m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE );
m_isDragging = false;
m_dirty = false;
m_column = wxNOT_FOUND;
m_currentX = 0;
m_minX = 0;
wxColour col = wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT);
m_penCurrent = wxPen(col, 1, wxSOLID);
}
void DrawCurrent();
void AdjustDC(wxDC& dc);
private:
DECLARE_DYNAMIC_CLASS(wxGenericDataViewHeaderWindow)
DECLARE_EVENT_TABLE()
};
#endif // defined(__WXMSW__)
//-----------------------------------------------------------------------------
// wxDataViewRenameTimer
//-----------------------------------------------------------------------------
class wxDataViewRenameTimer: public wxTimer
{
private:
wxDataViewMainWindow *m_owner;
public:
wxDataViewRenameTimer( wxDataViewMainWindow *owner );
void Notify();
};
//-----------------------------------------------------------------------------
// wxDataViewTextCtrlWrapper: wraps a wxTextCtrl for inline editing
//-----------------------------------------------------------------------------
class wxDataViewTextCtrlWrapper : public wxEvtHandler
{
public:
// NB: text must be a valid object but not Create()d yet
wxDataViewTextCtrlWrapper( wxDataViewMainWindow *owner,
wxTextCtrl *text,
wxDataViewListModel *model,
unsigned int col, unsigned int row,
wxRect cellLabel );
wxTextCtrl *GetText() const { return m_text; }
void AcceptChangesAndFinish();
protected:
void OnChar( wxKeyEvent &event );
void OnKeyUp( wxKeyEvent &event );
void OnKillFocus( wxFocusEvent &event );
bool AcceptChanges();
void Finish();
private:
wxDataViewMainWindow *m_owner;
wxTextCtrl *m_text;
wxString m_startValue;
wxDataViewListModel *m_model;
unsigned int m_col;
unsigned int m_row;
bool m_finished;
bool m_aboutToFinish;
DECLARE_EVENT_TABLE()
};
//-----------------------------------------------------------------------------
// wxDataViewMainWindow
//-----------------------------------------------------------------------------
WX_DEFINE_SORTED_USER_EXPORTED_ARRAY_SIZE_T(unsigned int, wxDataViewSelection,
WXDLLIMPEXP_ADV);
class wxDataViewMainWindow: public wxWindow
{
public:
wxDataViewMainWindow( wxDataViewCtrl *parent,
wxWindowID id,
const wxPoint &pos = wxDefaultPosition,
const wxSize &size = wxDefaultSize,
const wxString &name = wxT("wxdataviewctrlmainwindow") );
virtual ~wxDataViewMainWindow();
// notifications from wxDataViewListModel
bool RowAppended();
bool RowPrepended();
bool RowInserted( unsigned int before );
bool RowDeleted( unsigned int row );
bool RowChanged( unsigned int row );
bool ValueChanged( unsigned int col, unsigned int row );
bool RowsReordered( unsigned int *new_order );
bool Cleared();
void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; }
wxDataViewCtrl *GetOwner() { return m_owner; }
const wxDataViewCtrl *GetOwner() const { return m_owner; }
void OnPaint( wxPaintEvent &event );
void OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event);
void OnChar( wxKeyEvent &event );
void OnMouse( wxMouseEvent &event );
void OnSetFocus( wxFocusEvent &event );
void OnKillFocus( wxFocusEvent &event );
void UpdateDisplay();
void RecalculateDisplay();
void OnInternalIdle();
void OnRenameTimer();
void FinishEditing( wxTextCtrl *text );
void ScrollWindow( int dx, int dy, const wxRect *rect = NULL );
bool HasCurrentRow() { return m_currentRow != (unsigned int)-1; }
void ChangeCurrentRow( unsigned int row );
bool IsSingleSel() const { return !GetParent()->HasFlag(wxDV_MULTIPLE); };
bool IsEmpty() { return GetRowCount() == 0; }
int GetCountPerPage() const;
int GetEndOfLastCol() const;
unsigned int GetFirstVisibleRow() const;
unsigned int GetLastVisibleRow() const;
unsigned int GetRowCount() const;
void Select( const wxArrayInt& aSelections );
void SelectAllRows( bool on );
void SelectRow( unsigned int row, bool on );
void SelectRows( unsigned int from, unsigned int to, bool on );
void ReverseRowSelection( unsigned int row );
bool IsRowSelected( unsigned int row );
void RefreshRow( unsigned int row );
void RefreshRows( unsigned int from, unsigned int to );
void RefreshRowsAfter( unsigned int firstRow );
// returns the colour to be used for drawing the rules
wxColour GetRuleColour() const
{
return wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT);
}
//void EnsureVisible( unsigned int row );
wxRect GetLineRect( unsigned int row ) const;
private:
wxDataViewCtrl *m_owner;
int m_lineHeight;
bool m_dirty;
wxDataViewColumn *m_currentCol;
unsigned int m_currentRow;
wxDataViewSelection m_selection;
wxDataViewRenameTimer *m_renameTimer;
wxDataViewTextCtrlWrapper *m_textctrlWrapper;
bool m_lastOnSame;
bool m_hasFocus;
int m_dragCount;
wxPoint m_dragStart;
// for double click logic
unsigned int m_lineLastClicked,
m_lineBeforeLastClicked,
m_lineSelectSingleOnUp;
// the pen used to draw horiz/vertical rules
wxPen m_penRule;
private:
DECLARE_DYNAMIC_CLASS(wxDataViewMainWindow)
DECLARE_EVENT_TABLE()
};
// ---------------------------------------------------------
// wxGenericDataViewListModelNotifier
// ---------------------------------------------------------
class wxGenericDataViewListModelNotifier: public wxDataViewListModelNotifier
{
public:
wxGenericDataViewListModelNotifier( wxDataViewMainWindow *mainWindow )
{ m_mainWindow = mainWindow; }
virtual bool RowAppended()
{ return m_mainWindow->RowAppended(); }
virtual bool RowPrepended()
{ return m_mainWindow->RowPrepended(); }
virtual bool RowInserted( unsigned int before )
{ return m_mainWindow->RowInserted( before ); }
virtual bool RowDeleted( unsigned int row )
{ return m_mainWindow->RowDeleted( row ); }
virtual bool RowChanged( unsigned int row )
{ return m_mainWindow->RowChanged( row ); }
virtual bool ValueChanged( unsigned int col, unsigned int row )
{ return m_mainWindow->ValueChanged( col, row ); }
virtual bool RowsReordered( unsigned int *new_order )
{ return m_mainWindow->RowsReordered( new_order ); }
virtual bool Cleared()
{ return m_mainWindow->Cleared(); }
wxDataViewMainWindow *m_mainWindow;
};
// ---------------------------------------------------------
// wxDataViewRenderer
// ---------------------------------------------------------
IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase)
wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype,
wxDataViewCellMode mode,
int align) :
wxDataViewRendererBase( varianttype, mode, align )
{
m_dc = NULL;
m_align = align;
m_mode = mode;
}
wxDataViewRenderer::~wxDataViewRenderer()
{
if (m_dc)
delete m_dc;
}
wxDC *wxDataViewRenderer::GetDC()
{
if (m_dc == NULL)
{
if (GetOwner() == NULL)
return NULL;
if (GetOwner()->GetOwner() == NULL)
return NULL;
m_dc = new wxClientDC( GetOwner()->GetOwner() );
}
return m_dc;
}
// ---------------------------------------------------------
// wxDataViewCustomRenderer
// ---------------------------------------------------------
IMPLEMENT_ABSTRACT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
wxDataViewCellMode mode, int align ) :
wxDataViewRenderer( varianttype, mode, align )
{
}
// ---------------------------------------------------------
// wxDataViewTextRenderer
// ---------------------------------------------------------
IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewCustomRenderer)
wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype,
wxDataViewCellMode mode, int align ) :
wxDataViewCustomRenderer( varianttype, mode, align )
{
}
bool wxDataViewTextRenderer::SetValue( const wxVariant &value )
{
m_text = value.GetString();
return true;
}
bool wxDataViewTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) const
{
return false;
}
bool wxDataViewTextRenderer::Render( wxRect cell, wxDC *dc, int state )
{
wxDataViewCtrl *view = GetOwner()->GetOwner();
wxColour col = (state & wxDATAVIEW_CELL_SELECTED) ?
wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) :
view->GetForegroundColour();
dc->SetTextForeground(col);
dc->DrawText( m_text, cell.x, cell.y );
return true;
}
wxSize wxDataViewTextRenderer::GetSize() const
{
const wxDataViewCtrl *view = GetView();
if (!m_text.empty())
{
int x,y;
view->GetTextExtent( m_text, &x, &y );
return wxSize( x, y );
}
return wxSize(80,20);
}
// ---------------------------------------------------------
// wxDataViewBitmapRenderer
// ---------------------------------------------------------
IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewCustomRenderer)
wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype,
wxDataViewCellMode mode, int align ) :
wxDataViewCustomRenderer( varianttype, mode, align )
{
}
bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value )
{
if (value.GetType() == wxT("wxBitmap"))
m_bitmap << value;
if (value.GetType() == wxT("wxIcon"))
m_icon << value;
return true;
}
bool wxDataViewBitmapRenderer::GetValue( wxVariant& WXUNUSED(value) ) const
{
return false;
}
bool wxDataViewBitmapRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
{
if (m_bitmap.Ok())
dc->DrawBitmap( m_bitmap, cell.x, cell.y );
else if (m_icon.Ok())
dc->DrawIcon( m_icon, cell.x, cell.y );
return true;
}
wxSize wxDataViewBitmapRenderer::GetSize() const
{
if (m_bitmap.Ok())
return wxSize( m_bitmap.GetWidth(), m_bitmap.GetHeight() );
else if (m_icon.Ok())
return wxSize( m_icon.GetWidth(), m_icon.GetHeight() );
return wxSize(16,16);
}
// ---------------------------------------------------------
// wxDataViewToggleRenderer
// ---------------------------------------------------------
IMPLEMENT_ABSTRACT_CLASS(wxDataViewToggleRenderer, wxDataViewCustomRenderer)
wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype,
wxDataViewCellMode mode, int align ) :
wxDataViewCustomRenderer( varianttype, mode, align )
{
m_toggle = false;
}
bool wxDataViewToggleRenderer::SetValue( const wxVariant &value )
{
m_toggle = value.GetBool();
return true;
}
bool wxDataViewToggleRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
{
return false;
}
bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
{
// User wxRenderer here
wxRect rect;
rect.x = cell.x + cell.width/2 - 10;
rect.width = 20;
rect.y = cell.y + cell.height/2 - 10;
rect.height = 20;
int flags = 0;
if (m_toggle)
flags |= wxCONTROL_CHECKED;
if (GetMode() != wxDATAVIEW_CELL_ACTIVATABLE)
flags |= wxCONTROL_DISABLED;
wxRendererNative::Get().DrawCheckBox(
GetOwner()->GetOwner(),
*dc,
rect,
flags );
return true;
}
bool wxDataViewToggleRenderer::Activate( wxRect WXUNUSED(cell),
wxDataViewListModel *model,
unsigned int col, unsigned int row )
{
bool value = !m_toggle;
wxVariant variant = value;
model->SetValue( variant, col, row );
model->ValueChanged( col, row );
return true;
}
wxSize wxDataViewToggleRenderer::GetSize() const
{
return wxSize(20,20);
}
// ---------------------------------------------------------
// wxDataViewProgressRenderer
// ---------------------------------------------------------
IMPLEMENT_ABSTRACT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer)
wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label,
const wxString &varianttype, wxDataViewCellMode mode, int align ) :
wxDataViewCustomRenderer( varianttype, mode, align )
{
m_label = label;
m_value = 0;
}
wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
{
}
bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
{
m_value = (long) value;
if (m_value < 0) m_value = 0;
if (m_value > 100) m_value = 100;
return true;
}
bool wxDataViewProgressRenderer::GetValue( wxVariant &value ) const
{
value = (long) m_value;
return true;
}
bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
{
double pct = (double)m_value / 100.0;
wxRect bar = cell;
bar.width = (int)(cell.width * pct);
dc->SetPen( *wxTRANSPARENT_PEN );
dc->SetBrush( *wxBLUE_BRUSH );
dc->DrawRectangle( bar );
dc->SetBrush( *wxTRANSPARENT_BRUSH );
dc->SetPen( *wxBLACK_PEN );
dc->DrawRectangle( cell );
return true;
}
wxSize wxDataViewProgressRenderer::GetSize() const
{
return wxSize(40,12);
}
// ---------------------------------------------------------
// wxDataViewDateRenderer
// ---------------------------------------------------------
#define wxUSE_DATE_RENDERER_POPUP (wxUSE_CALENDARCTRL && wxUSE_POPUPWIN)
#if wxUSE_DATE_RENDERER_POPUP
class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow
{
public:
wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value,
wxDataViewListModel *model, unsigned int col, unsigned int row ) :
wxPopupTransientWindow( parent, wxBORDER_SIMPLE )
{
m_model = model;
m_col = col;
m_row = row;
m_cal = new wxCalendarCtrl( this, wxID_ANY, *value );
wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
sizer->Add( m_cal, 1, wxGROW );
SetSizer( sizer );
sizer->Fit( this );
}
void OnCalendar( wxCalendarEvent &event );
wxCalendarCtrl *m_cal;
wxDataViewListModel *m_model;
unsigned int m_col;
unsigned int m_row;
protected:
virtual void OnDismiss()
{
}
private:
DECLARE_EVENT_TABLE()
};
BEGIN_EVENT_TABLE(wxDataViewDateRendererPopupTransient,wxPopupTransientWindow)
EVT_CALENDAR( wxID_ANY, wxDataViewDateRendererPopupTransient::OnCalendar )
END_EVENT_TABLE()
void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event )
{
wxDateTime date = event.GetDate();
wxVariant value = date;
m_model->SetValue( value, m_col, m_row );
m_model->ValueChanged( m_col, m_row );
DismissAndNotify();
}
#endif // wxUSE_DATE_RENDERER_POPUP
IMPLEMENT_ABSTRACT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer)
wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype,
wxDataViewCellMode mode, int align ) :
wxDataViewCustomRenderer( varianttype, mode, align )
{
}
bool wxDataViewDateRenderer::SetValue( const wxVariant &value )
{
m_date = value.GetDateTime();
return true;
}
bool wxDataViewDateRenderer::GetValue( wxVariant &value ) const
{
value = m_date;
return true;
}
bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
{
dc->SetFont( GetOwner()->GetOwner()->GetFont() );
wxString tmp = m_date.FormatDate();
dc->DrawText( tmp, cell.x, cell.y );
return true;
}
wxSize wxDataViewDateRenderer::GetSize() const
{
const wxDataViewCtrl* view = GetView();
wxString tmp = m_date.FormatDate();
wxCoord x,y,d;
view->GetTextExtent( tmp, &x, &y, &d );
return wxSize(x,y+d);
}
bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewListModel *model,
unsigned int col, unsigned int row )
{
wxVariant variant;
model->GetValue( variant, col, row );
wxDateTime value = variant.GetDateTime();
#if wxUSE_DATE_RENDERER_POPUP
wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient(
GetOwner()->GetOwner()->GetParent(), &value, model, col, row );
wxPoint pos = wxGetMousePosition();
popup->Move( pos );
popup->Layout();
popup->Popup( popup->m_cal );
#else // !wxUSE_DATE_RENDERER_POPUP
wxMessageBox(value.Format());
#endif // wxUSE_DATE_RENDERER_POPUP/!wxUSE_DATE_RENDERER_POPUP
return true;
}
// ---------------------------------------------------------
// wxDataViewColumn
// ---------------------------------------------------------
IMPLEMENT_ABSTRACT_CLASS(wxDataViewColumn, wxDataViewColumnBase)
wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell,
unsigned int model_column,
int width, wxAlignment align, int flags ) :
wxDataViewColumnBase( title, cell, model_column, width, align, flags )
{
SetAlignment(align);
SetTitle(title);
SetFlags(flags);
Init(width < 0 ? wxDVC_DEFAULT_WIDTH : width);
}
wxDataViewColumn::wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *cell,
unsigned int model_column,
int width, wxAlignment align, int flags ) :
wxDataViewColumnBase( bitmap, cell, model_column, width, align, flags )
{
SetAlignment(align);
SetFlags(flags);
Init(width < 0 ? wxDVC_TOGGLE_DEFAULT_WIDTH : width);
}
wxDataViewColumn::~wxDataViewColumn()
{
}
void wxDataViewColumn::Init( int width )
{
m_width = width;
m_minWidth = wxDVC_DEFAULT_MINWIDTH;
}
void wxDataViewColumn::SetResizeable( bool resizeable )
{
if (resizeable)
m_flags |= wxDATAVIEW_COL_RESIZABLE;
else
m_flags &= ~wxDATAVIEW_COL_RESIZABLE;
}
void wxDataViewColumn::SetHidden( bool hidden )
{
if (hidden)
m_flags |= wxDATAVIEW_COL_HIDDEN;
else
m_flags &= ~wxDATAVIEW_COL_HIDDEN;
// tell our owner to e.g. update its scrollbars:
if (GetOwner())
GetOwner()->OnColumnChange();
}
void wxDataViewColumn::SetSortable( bool sortable )
{
if (sortable)
m_flags |= wxDATAVIEW_COL_SORTABLE;
else
m_flags &= ~wxDATAVIEW_COL_SORTABLE;
}
void wxDataViewColumn::SetSortOrder( bool WXUNUSED(ascending) )
{
// TODO
}
bool wxDataViewColumn::IsSortOrderAscending() const
{
// TODO
return true;
}
void wxDataViewColumn::SetInternalWidth( int width )
{
m_width = width;
// the scrollbars of the wxDataViewCtrl needs to be recalculated!
if (m_owner && m_owner->m_clientArea)
m_owner->m_clientArea->RecalculateDisplay();
}
void wxDataViewColumn::SetWidth( int width )
{
m_owner->m_headerArea->UpdateDisplay();
SetInternalWidth(width);
}
//-----------------------------------------------------------------------------
// wxDataViewHeaderWindowBase
//-----------------------------------------------------------------------------
void wxDataViewHeaderWindowBase::SendEvent(wxEventType type, unsigned int n)
{
wxWindow *parent = GetParent();
wxDataViewEvent le(type, parent->GetId());
le.SetEventObject(parent);
le.SetColumn(n);
le.SetDataViewColumn(GetColumn(n));
le.SetModel(GetOwner()->GetModel());
// for events created by wxDataViewHeaderWindow the
// row / value fields are not valid
parent->GetEventHandler()->ProcessEvent(le);
}
#if defined(__WXMSW__) && USE_NATIVE_HEADER_WINDOW
// implemented in msw/window.cpp:
void wxAssociateWinWithHandle(HWND hWnd, wxWindowMSW *win);
void wxRemoveHandleAssociation(wxWindowMSW *win);
// implemented in msw/listctrl.cpp:
unsigned int wxMSWGetColumnClicked(NMHDR *nmhdr, POINT *ptClick);
IMPLEMENT_ABSTRACT_CLASS(wxDataViewHeaderWindowMSW, wxWindow);
bool wxDataViewHeaderWindowMSW::Create( wxDataViewCtrl *parent, wxWindowID id,
const wxPoint &pos, const wxSize &size,
const wxString &name )
{
m_owner = parent;
if ( !CreateControl(parent, id, pos, size, 0, wxDefaultValidator, name) )
return false;
int x = pos.x == wxDefaultCoord ? 0 : pos.x,
y = pos.y == wxDefaultCoord ? 0 : pos.y,
w = size.x == wxDefaultCoord ? 1 : size.x,
h = size.y == wxDefaultCoord ? 22 : size.y;
// create the native WC_HEADER window:
WXHWND hwndParent = (HWND)parent->GetHandle();
WXDWORD msStyle = WS_CHILD | HDS_BUTTONS | HDS_HORZ | HDS_HOTTRACK | HDS_FULLDRAG;
m_hWnd = CreateWindowEx(0,
WC_HEADER,
(LPCTSTR) NULL,
msStyle,
x, y, w, h,
(HWND)hwndParent,
(HMENU)-1,
wxGetInstance(),
(LPVOID) NULL);
if (m_hWnd == NULL)
{
wxLogLastError(_T("CreateWindowEx"));
return false;
}
// we need to do the association to force wxWindow::HandleNotify
// to call wxDataViewHeaderWindow::MSWOnNotify
wxAssociateWinWithHandle((HWND)m_hWnd, this);
// the following is required to get the default win's font for
// header windows and must be done befor sending the HDM_LAYOUT msg
SetFont(GetFont());
RECT rcParent;
HDLAYOUT hdl;
WINDOWPOS wp;
// Retrieve the bounding rectangle of the parent window's
// client area, and then request size and position values
// from the header control.
::GetClientRect((HWND)hwndParent, &rcParent);
hdl.prc = &rcParent;
hdl.pwpos = &wp;
if (!SendMessage((HWND)m_hWnd, HDM_LAYOUT, 0, (LPARAM) &hdl))
{
wxLogLastError(_T("SendMessage"));
return false;
}
// Set the size, position, and visibility of the header control.
SetWindowPos((HWND)m_hWnd,
wp.hwndInsertAfter,
wp.x, wp.y,
wp.cx, wp.cy,
wp.flags | SWP_SHOWWINDOW);
// set our size hints: wxDataViewCtrl will put this wxWindow inside
// a wxBoxSizer and in order to avoid super-big header windows,
// we need to set our height as fixed
SetMinSize(wxSize(-1, wp.cy));
SetMaxSize(wxSize(-1, wp.cy));
return true;
}
wxDataViewHeaderWindowMSW::~wxDataViewHeaderWindow()
{
wxRemoveHandleAssociation(this);
}
void wxDataViewHeaderWindowMSW::UpdateDisplay()
{
// remove old columns
for (int i=0, max=Header_GetItemCount((HWND)m_hWnd); i < max; i++)
Header_DeleteItem((HWND)m_hWnd, 0);
// add the updated array of columns to the header control
unsigned int cols = GetOwner()->GetColumnCount();
unsigned int added = 0;
for (unsigned int i = 0; i < cols; i++)
{
wxDataViewColumn *col = GetColumn( i );
if (col->IsHidden())
continue; // don't add it!
HDITEM hdi;
hdi.mask = HDI_TEXT | HDI_FORMAT | HDI_WIDTH;
hdi.pszText = (wxChar *) col->GetTitle().c_str();
hdi.cxy = col->GetWidth();
hdi.cchTextMax = sizeof(hdi.pszText)/sizeof(hdi.pszText[0]);
hdi.fmt = HDF_LEFT | HDF_STRING;
// lParam is reserved for application's use:
// we store there the column index to use it later in MSWOnNotify
// (since columns may have been hidden)
hdi.lParam = (LPARAM)i;
// the native wxMSW implementation of the header window
// draws the column separator COLUMN_WIDTH_OFFSET pixels
// on the right: to correct this effect we make the column
// exactly COLUMN_WIDTH_OFFSET wider (for the first column):
if (i == 0)
hdi.cxy += COLUMN_WIDTH_OFFSET;
switch (col->GetAlignment())
{
case wxALIGN_LEFT:
hdi.fmt |= HDF_LEFT;
break;
case wxALIGN_CENTER:
case wxALIGN_CENTER_HORIZONTAL:
hdi.fmt |= HDF_CENTER;
break;
case wxALIGN_RIGHT:
hdi.fmt |= HDF_RIGHT;
break;
}
SendMessage((HWND)m_hWnd, HDM_INSERTITEM,
(WPARAM)added, (LPARAM)&hdi);
added++;
}
}
unsigned int wxDataViewHeaderWindowMSW::GetColumnIdxFromHeader(NMHEADER *nmHDR)
{
unsigned int idx;
// NOTE: we don't just return nmHDR->iItem because when there are
// hidden columns, nmHDR->iItem may be different from
// nmHDR->pitem->lParam
if (nmHDR->pitem && nmHDR->pitem->mask & HDI_LPARAM)
{
idx = (unsigned int)nmHDR->pitem->lParam;
return idx;
}
HDITEM item;
item.mask = HDI_LPARAM;
Header_GetItem((HWND)m_hWnd, nmHDR->iItem, &item);
return (unsigned int)item.lParam;
}
bool wxDataViewHeaderWindowMSW::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
{
NMHDR *nmhdr = (NMHDR *)lParam;
// is it a message from the header?
if ( nmhdr->hwndFrom != (HWND)m_hWnd )
return wxWindow::MSWOnNotify(idCtrl, lParam, result);
NMHEADER *nmHDR = (NMHEADER *)nmhdr;
switch ( nmhdr->code )
{
case HDN_BEGINTRACK:
// user has started to resize a column:
// do we need to veto it?
if (!GetColumn(nmHDR->iItem)->IsResizeable())
{
// veto it!
*result = TRUE;
}
break;
case HDN_BEGINDRAG:
// user has started to reorder a column
break;
case HDN_ITEMCHANGING:
if (nmHDR->pitem != NULL &&
(nmHDR->pitem->mask & HDI_WIDTH) != 0)
{
int minWidth = GetColumnFromHeader(nmHDR)->GetMinWidth();
if (nmHDR->pitem->cxy < minWidth)
{
// do not allow the user to resize this column under
// its minimal width:
*result = TRUE;
}
}
break;
case HDN_ITEMCHANGED: // user is resizing a column
case HDN_ENDTRACK: // user has finished resizing a column
case HDN_ENDDRAG: // user has finished reordering a column
// update the width of the modified column:
if (nmHDR->pitem != NULL &&
(nmHDR->pitem->mask & HDI_WIDTH) != 0)
{
unsigned int idx = GetColumnIdxFromHeader(nmHDR);
unsigned int w = nmHDR->pitem->cxy;
wxDataViewColumn *col = GetColumn(idx);
// see UpdateDisplay() for more info about COLUMN_WIDTH_OFFSET
if (idx == 0 && w > COLUMN_WIDTH_OFFSET)
w -= COLUMN_WIDTH_OFFSET;
if (w >= (unsigned)col->GetMinWidth())
col->SetInternalWidth(w);
}
break;
case HDN_ITEMCLICK:
{
unsigned int idx = GetColumnIdxFromHeader(nmHDR);
wxEventType evt = nmHDR->iButton == 0 ?
wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK :
wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK;
SendEvent(evt, idx);
}
break;
case NM_RCLICK:
{
// NOTE: for some reason (i.e. for a bug in Windows)
// the HDN_ITEMCLICK notification is not sent on
// right clicks, so we need to handle NM_RCLICK
POINT ptClick;
int column = wxMSWGetColumnClicked(nmhdr, &ptClick);
if (column != wxNOT_FOUND)
{
HDITEM item;
item.mask = HDI_LPARAM;
Header_GetItem((HWND)m_hWnd, column, &item);
// 'idx' may be different from 'column' if there are
// hidden columns...
unsigned int idx = (unsigned int)item.lParam;
SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK,
idx);
}
}
break;
case HDN_GETDISPINFOW:
// see wxListCtrl::MSWOnNotify for more info!
break;
case HDN_ITEMDBLCLICK:
{
unsigned int idx = GetColumnIdxFromHeader(nmHDR);
int w = GetOwner()->GetBestColumnWidth(idx);
// update the native control:
HDITEM hd;
ZeroMemory(&hd, sizeof(hd));
hd.mask = HDI_WIDTH;
hd.cxy = w;
Header_SetItem(GetHwnd(),
nmHDR->iItem, // NOTE: we don't want 'idx' here!
&hd);
// update the wxDataViewColumn class:
GetColumn(idx)->SetInternalWidth(w);
}
break;
default:
return wxWindow::MSWOnNotify(idCtrl, lParam, result);
}
return true;
}
void wxDataViewHeaderWindowMSW::ScrollWindow(int WXUNUSED(dx), int WXUNUSED(dy),
const wxRect *WXUNUSED(rect))
{
wxSize ourSz = GetClientSize();
wxSize ownerSz = m_owner->GetClientSize();
// where should the (logical) origin of this window be placed?
int x1 = 0, y1 = 0;
m_owner->CalcUnscrolledPosition(0, 0, &x1, &y1);
// put this window on top of our parent and
SetWindowPos((HWND)m_hWnd, HWND_TOP, -x1, 0,
ownerSz.GetWidth() + x1, ourSz.GetHeight(),
SWP_SHOWWINDOW);
}
void wxDataViewHeaderWindowMSW::DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
int WXUNUSED(w), int WXUNUSED(h),
int WXUNUSED(f))
{
// the wxDataViewCtrl's internal wxBoxSizer will call this function when
// the wxDataViewCtrl window gets resized: the following dummy call
// to ScrollWindow() is required in order to get this header window
// correctly repainted when it's (horizontally) scrolled:
ScrollWindow(0, 0);
}
#else // !defined(__WXMSW__)
IMPLEMENT_ABSTRACT_CLASS(wxGenericDataViewHeaderWindow, wxWindow)
BEGIN_EVENT_TABLE(wxGenericDataViewHeaderWindow, wxWindow)
EVT_PAINT (wxGenericDataViewHeaderWindow::OnPaint)
EVT_MOUSE_EVENTS (wxGenericDataViewHeaderWindow::OnMouse)
EVT_SET_FOCUS (wxGenericDataViewHeaderWindow::OnSetFocus)
END_EVENT_TABLE()
bool wxGenericDataViewHeaderWindow::Create(wxDataViewCtrl *parent, wxWindowID id,
const wxPoint &pos, const wxSize &size,
const wxString &name )
{
m_owner = parent;
if (!wxDataViewHeaderWindowBase::Create(parent, id, pos, size, name))
return false;
wxVisualAttributes attr = wxPanel::GetClassDefaultAttributes();
SetBackgroundStyle( wxBG_STYLE_CUSTOM );
SetOwnForegroundColour( attr.colFg );
SetOwnBackgroundColour( attr.colBg );
if (!m_hasFont)
SetOwnFont( attr.font );
// set our size hints: wxDataViewCtrl will put this wxWindow inside
// a wxBoxSizer and in order to avoid super-big header windows,
// we need to set our height as fixed
SetMinSize(wxSize(-1, HEADER_WINDOW_HEIGHT));
SetMaxSize(wxSize(-1, HEADER_WINDOW_HEIGHT));
return true;
}
void wxGenericDataViewHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
{
int w, h;
GetClientSize( &w, &h );
wxAutoBufferedPaintDC dc( this );
dc.SetBackground(GetBackgroundColour());
dc.Clear();
int xpix;
m_owner->GetScrollPixelsPerUnit( &xpix, NULL );
int x;
m_owner->GetViewStart( &x, NULL );
// account for the horz scrollbar offset
dc.SetDeviceOrigin( -x * xpix, 0 );
dc.SetFont( GetFont() );
unsigned int cols = GetOwner()->GetColumnCount();
unsigned int i;
int xpos = 0;
for (i = 0; i < cols; i++)
{
wxDataViewColumn *col = GetColumn( i );
if (col->IsHidden())
continue; // skip it!
int cw = col->GetWidth();
int ch = h;
wxRendererNative::Get().DrawHeaderButton
(
this,
dc,
wxRect(xpos, 0, cw, ch-1),
m_parent->IsEnabled() ? 0
: (int)wxCONTROL_DISABLED
);
// align as required the column title:
int x = xpos;
wxSize titleSz = dc.GetTextExtent(col->GetTitle());
switch (col->GetAlignment())
{
case wxALIGN_LEFT:
x += HEADER_HORIZ_BORDER;
break;
case wxALIGN_CENTER:
case wxALIGN_CENTER_HORIZONTAL:
x += (cw - titleSz.GetWidth() - 2 * HEADER_HORIZ_BORDER)/2;
break;
case wxALIGN_RIGHT:
x += cw - titleSz.GetWidth() - HEADER_HORIZ_BORDER;
break;
}
// always center the title vertically:
int y = wxMax((ch - titleSz.GetHeight()) / 2, HEADER_VERT_BORDER);
dc.SetClippingRegion( xpos+HEADER_HORIZ_BORDER,
HEADER_VERT_BORDER,
wxMax(cw - 2 * HEADER_HORIZ_BORDER, 1), // width
wxMax(ch - 2 * HEADER_VERT_BORDER, 1)); // height
dc.DrawText( col->GetTitle(), x, y );
dc.DestroyClippingRegion();
xpos += cw;
}
}
void wxGenericDataViewHeaderWindow::OnSetFocus( wxFocusEvent &event )
{
GetParent()->SetFocus();
event.Skip();
}
void wxGenericDataViewHeaderWindow::OnMouse( wxMouseEvent &event )
{
// we want to work with logical coords
int x;
m_owner->CalcUnscrolledPosition(event.GetX(), 0, &x, NULL);
int y = event.GetY();
if (m_isDragging)
{
// we don't draw the line beyond our window,
// but we allow dragging it there
int w = 0;
GetClientSize( &w, NULL );
m_owner->CalcUnscrolledPosition(w, 0, &w, NULL);
w -= 6;
// erase the line if it was drawn
if (m_currentX < w)
DrawCurrent();
if (event.ButtonUp())
{
m_isDragging = false;
if (HasCapture())
ReleaseMouse();
m_dirty = true;
GetColumn(m_column)->SetWidth(m_currentX - m_minX);
Refresh();
GetOwner()->Refresh();
}
else
{
m_currentX = wxMax(m_minX + 7, x);
// draw in the new location
if (m_currentX < w) DrawCurrent();
}
}
else // not dragging
{
m_minX = 0;
m_column = wxNOT_FOUND;
bool hit_border = false;
// end of the current column
int xpos = 0;
// find the column where this event occured
int countCol = m_owner->GetColumnCount();
for (int column = 0; column < countCol; column++)
{
wxDataViewColumn *p = GetColumn(column);
if (p->IsHidden())
continue; // skip if not shown
xpos += p->GetWidth();
m_column = column;
if ((abs(x-xpos) < 3) && (y < 22))
{
hit_border = true;
break;
}
if (x < xpos)
{
// inside the column
break;
}
m_minX = xpos;
}
if (m_column == wxNOT_FOUND)
return;
bool resizeable = GetColumn(m_column)->IsResizeable();
if (event.LeftDClick() && resizeable)
{
GetColumn(m_column)->SetWidth(GetOwner()->GetBestColumnWidth(m_column));
Refresh();
}
else if (event.LeftDown() || event.RightUp())
{
if (hit_border && event.LeftDown() && resizeable)
{
m_isDragging = true;
CaptureMouse();
m_currentX = x;
DrawCurrent();
}
else // click on a column
{
wxEventType evt = event.LeftDown() ?
wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK :
wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK;
SendEvent(evt, m_column);
}
}
else if (event.Moving())
{
if (hit_border && resizeable)
m_currentCursor = m_resizeCursor;
else
m_currentCursor = wxSTANDARD_CURSOR;
SetCursor(*m_currentCursor);
}
}
}
void wxGenericDataViewHeaderWindow::DrawCurrent()
{
int x1 = m_currentX;
int y1 = 0;
ClientToScreen (&x1, &y1);
int x2 = m_currentX-1;
#ifdef __WXMSW__
++x2; // but why ????
#endif
int y2 = 0;
m_owner->GetClientSize( NULL, &y2 );
m_owner->ClientToScreen( &x2, &y2 );
wxScreenDC dc;
dc.SetLogicalFunction(wxINVERT);
dc.SetPen(m_penCurrent);
dc.SetBrush(*wxTRANSPARENT_BRUSH);
AdjustDC(dc);
dc.DrawLine(x1, y1, x2, y2);
}
void wxGenericDataViewHeaderWindow::AdjustDC(wxDC& dc)
{
int xpix, x;
m_owner->GetScrollPixelsPerUnit( &xpix, NULL );
m_owner->GetViewStart( &x, NULL );
// shift the DC origin to match the position of the main window horizontal
// scrollbar: this allows us to always use logical coords
dc.SetDeviceOrigin( -x * xpix, 0 );
}
#endif // defined(__WXMSW__)
//-----------------------------------------------------------------------------
// wxDataViewRenameTimer
//-----------------------------------------------------------------------------
wxDataViewRenameTimer::wxDataViewRenameTimer( wxDataViewMainWindow *owner )
{
m_owner = owner;
}
void wxDataViewRenameTimer::Notify()
{
m_owner->OnRenameTimer();
}
//-----------------------------------------------------------------------------
// wxDataViewTextCtrlWrapper: wraps a wxTextCtrl for inline editing
//-----------------------------------------------------------------------------
BEGIN_EVENT_TABLE(wxDataViewTextCtrlWrapper, wxEvtHandler)
EVT_CHAR (wxDataViewTextCtrlWrapper::OnChar)
EVT_KEY_UP (wxDataViewTextCtrlWrapper::OnKeyUp)
EVT_KILL_FOCUS (wxDataViewTextCtrlWrapper::OnKillFocus)
END_EVENT_TABLE()
wxDataViewTextCtrlWrapper::wxDataViewTextCtrlWrapper(
wxDataViewMainWindow *owner,
wxTextCtrl *text,
wxDataViewListModel *model,
unsigned int col, unsigned int row,
wxRect rectLabel )
{
m_owner = owner;
m_model = model;
m_row = row;
m_col = col;
m_text = text;
m_finished = false;
m_aboutToFinish = false;
wxVariant value;
model->GetValue( value, col, row );
m_startValue = value.GetString();
m_owner->GetOwner()->CalcScrolledPosition(
rectLabel.x, rectLabel.y, &rectLabel.x, &rectLabel.y );
m_text->Create( owner, wxID_ANY, m_startValue,
wxPoint(rectLabel.x-2,rectLabel.y-2),
wxSize(rectLabel.width+7,rectLabel.height+4) );
m_text->SetFocus();
m_text->PushEventHandler(this);
}
void wxDataViewTextCtrlWrapper::AcceptChangesAndFinish()
{
m_aboutToFinish = true;
// Notify the owner about the changes
AcceptChanges();
// Even if vetoed, close the control (consistent with MSW)
Finish();
}
void wxDataViewTextCtrlWrapper::OnChar( wxKeyEvent &event )
{
switch ( event.m_keyCode )
{
case WXK_RETURN:
AcceptChangesAndFinish();
break;
case WXK_ESCAPE:
// m_owner->OnRenameCancelled( m_itemEdited );
Finish();
break;
default:
event.Skip();
}
}
void wxDataViewTextCtrlWrapper::OnKeyUp( wxKeyEvent &event )
{
if (m_finished)
{
event.Skip();
return;
}
// auto-grow the textctrl
wxSize parentSize = m_owner->GetSize();
wxPoint myPos = m_text->GetPosition();
wxSize mySize = m_text->GetSize();
int sx, sy;
m_text->GetTextExtent(m_text->GetValue() + _T("MM"), &sx, &sy);
if (myPos.x + sx > parentSize.x)
sx = parentSize.x - myPos.x;
if (mySize.x > sx)
sx = mySize.x;
m_text->SetSize(sx, wxDefaultCoord);
event.Skip();
}
void wxDataViewTextCtrlWrapper::OnKillFocus( wxFocusEvent &event )
{
if ( !m_finished && !m_aboutToFinish )
{
AcceptChanges();
//if ( !AcceptChanges() )
// m_owner->OnRenameCancelled( m_itemEdited );
Finish();
}
// We must let the native text control handle focus
event.Skip();
}
bool wxDataViewTextCtrlWrapper::AcceptChanges()
{
const wxString value = m_text->GetValue();
if ( value == m_startValue )
// nothing changed, always accept
return true;
// if ( !m_owner->OnRenameAccept(m_itemEdited, value) )
// vetoed by the user
// return false;
// accepted, do rename the item
wxVariant variant;
variant = value;
m_model->SetValue( variant, m_col, m_row );
m_model->ValueChanged( m_col, m_row );
return true;
}
void wxDataViewTextCtrlWrapper::Finish()
{
if ( !m_finished )
{
m_finished = true;
m_text->RemoveEventHandler(this);
m_owner->FinishEditing(m_text);
// delete later
wxPendingDelete.Append( this );
}
}
//-----------------------------------------------------------------------------
// wxDataViewMainWindow
//-----------------------------------------------------------------------------
int LINKAGEMODE wxDataViewSelectionCmp( unsigned int row1, unsigned int row2 )
{
if (row1 > row2) return 1;
if (row1 == row2) return 0;
return -1;
}
IMPLEMENT_ABSTRACT_CLASS(wxDataViewMainWindow, wxWindow)
BEGIN_EVENT_TABLE(wxDataViewMainWindow,wxWindow)
EVT_PAINT (wxDataViewMainWindow::OnPaint)
EVT_MOUSE_EVENTS (wxDataViewMainWindow::OnMouse)
EVT_SET_FOCUS (wxDataViewMainWindow::OnSetFocus)
EVT_KILL_FOCUS (wxDataViewMainWindow::OnKillFocus)
EVT_CHAR (wxDataViewMainWindow::OnChar)
END_EVENT_TABLE()
wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID id,
const wxPoint &pos, const wxSize &size, const wxString &name ) :
wxWindow( parent, id, pos, size, wxWANTS_CHARS, name ),
m_selection( wxDataViewSelectionCmp )
{
SetOwner( parent );
m_lastOnSame = false;
m_renameTimer = new wxDataViewRenameTimer( this );
m_textctrlWrapper = NULL;
// TODO: user better initial values/nothing selected
m_currentCol = NULL;
m_currentRow = 0;
// TODO: we need to calculate this smartly
m_lineHeight =
#ifdef __WXMSW__
17;
#else
20;
#endif
wxASSERT(m_lineHeight > 2*PADDING_TOPBOTTOM);
m_dragCount = 0;
m_dragStart = wxPoint(0,0);
m_lineLastClicked = (unsigned int) -1;
m_lineBeforeLastClicked = (unsigned int) -1;
m_lineSelectSingleOnUp = (unsigned int) -1;
m_hasFocus = false;
SetBackgroundStyle( wxBG_STYLE_CUSTOM );
SetBackgroundColour( *wxWHITE );
m_penRule = wxPen(GetRuleColour(), 1, wxSOLID);
UpdateDisplay();
}
wxDataViewMainWindow::~wxDataViewMainWindow()
{
delete m_renameTimer;
}
void wxDataViewMainWindow::OnRenameTimer()
{
// We have to call this here because changes may just have
// been made and no screen update taken place.
if ( m_dirty )
wxSafeYield();
int xpos = 0;
unsigned int cols = GetOwner()->GetColumnCount();
unsigned int i;
for (i = 0; i < cols; i++)
{
wxDataViewColumn *c = GetOwner()->GetColumn( i );
if (c->IsHidden())
continue; // skip it!
if (c == m_currentCol)
break;
xpos += c->GetWidth();
}
wxRect labelRect( xpos, m_currentRow * m_lineHeight,
m_currentCol->GetWidth(), m_lineHeight );
wxClassInfo *textControlClass = CLASSINFO(wxTextCtrl);
wxTextCtrl * const text = (wxTextCtrl *)textControlClass->CreateObject();
m_textctrlWrapper = new wxDataViewTextCtrlWrapper(this, text, GetOwner()->GetModel(),
m_currentCol->GetModelColumn(), m_currentRow, labelRect );
}
void wxDataViewMainWindow::FinishEditing( wxTextCtrl *text )
{
delete text;
m_textctrlWrapper = NULL;
SetFocus();
// SetFocusIgnoringChildren();
}
bool wxDataViewMainWindow::RowAppended()
{
return false;
}
bool wxDataViewMainWindow::RowPrepended()
{
return false;
}
bool wxDataViewMainWindow::RowInserted( unsigned int WXUNUSED(before) )
{
return false;
}
bool wxDataViewMainWindow::RowDeleted( unsigned int WXUNUSED(row) )
{
return false;
}
bool wxDataViewMainWindow::RowChanged( unsigned int WXUNUSED(row) )
{
return false;
}
bool wxDataViewMainWindow::ValueChanged( unsigned int WXUNUSED(col), unsigned int row )
{
// NOTE: to be valid, we cannot use e.g. INT_MAX - 1
#define MAX_VIRTUAL_WIDTH 100000
wxRect rect( 0, row*m_lineHeight, MAX_VIRTUAL_WIDTH, m_lineHeight );
m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
Refresh( true, &rect );
return true;
}
bool wxDataViewMainWindow::RowsReordered( unsigned int *WXUNUSED(new_order) )
{
Refresh();
return true;
}
bool wxDataViewMainWindow::Cleared()
{
return false;
}
void wxDataViewMainWindow::UpdateDisplay()
{
m_dirty = true;
}
void wxDataViewMainWindow::OnInternalIdle()
{
wxWindow::OnInternalIdle();
if (m_dirty)
{
RecalculateDisplay();
m_dirty = false;
}
}
void wxDataViewMainWindow::RecalculateDisplay()
{
wxDataViewListModel *model = GetOwner()->GetModel();
if (!model)
{
Refresh();
return;
}
int width = GetEndOfLastCol();
int height = model->GetRowCount() * m_lineHeight;
SetVirtualSize( width, height );
GetOwner()->SetScrollRate( 10, m_lineHeight );
Refresh();
}
void wxDataViewMainWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
{
wxWindow::ScrollWindow( dx, dy, rect );
if (GetOwner()->m_headerArea)
GetOwner()->m_headerArea->ScrollWindow( dx, 0 );
}
void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
{
wxDataViewListModel *model = GetOwner()->GetModel();
wxAutoBufferedPaintDC dc( this );
// prepare the DC
dc.SetBackground(GetBackgroundColour());
dc.Clear();
GetOwner()->PrepareDC( dc );
dc.SetFont( GetFont() );
wxRect update = GetUpdateRegion().GetBox();
m_owner->CalcUnscrolledPosition( update.x, update.y, &update.x, &update.y );
// compute which items needs to be redrawn
unsigned int item_start = wxMax( 0, (update.y / m_lineHeight) );
unsigned int item_count =
wxMin( (int)(((update.y + update.height) / m_lineHeight) - item_start + 1),
(int)(model->GetRowCount() - item_start) );
unsigned int item_last = item_start + item_count;
// compute which columns needs to be redrawn
unsigned int cols = GetOwner()->GetColumnCount();
unsigned int col_start = 0;
unsigned int x_start = 0;
for (x_start = 0; col_start < cols; col_start++)
{
wxDataViewColumn *col = GetOwner()->GetColumn(col_start);
if (col->IsHidden())
continue; // skip it!
unsigned int w = col->GetWidth();
if (x_start+w >= (unsigned int)update.x)
break;
x_start += w;
}
unsigned int col_last = col_start;
unsigned int x_last = x_start;
for (; col_last < cols; col_last++)
{
wxDataViewColumn *col = GetOwner()->GetColumn(col_last);
if (col->IsHidden())
continue; // skip it!
if (x_last > (unsigned int)update.GetRight())
break;
x_last += col->GetWidth();
}
// Draw horizontal rules if required
if ( m_owner->HasFlag(wxDV_HORIZ_RULES) )
{
dc.SetPen(m_penRule);
dc.SetBrush(*wxTRANSPARENT_BRUSH);
for (unsigned int i = item_start; i <= item_last+1; i++)
{
int y = i * m_lineHeight;
dc.DrawLine(x_start, y, x_last, y);
}
}
// Draw vertical rules if required
if ( m_owner->HasFlag(wxDV_VERT_RULES) )
{
dc.SetPen(m_penRule);
dc.SetBrush(*wxTRANSPARENT_BRUSH);
int x = x_start;
for (unsigned int i = col_start; i < col_last; i++)
{
wxDataViewColumn *col = GetOwner()->GetColumn(i);
if (col->IsHidden())
continue; // skip it
dc.DrawLine(x, item_start * m_lineHeight,
x, item_last * m_lineHeight);
x += col->GetWidth();
}
// Draw last vertical rule
dc.DrawLine(x, item_start * m_lineHeight,
x, item_last * m_lineHeight);
}
// redraw the background for the items which are selected/current
for (unsigned int item = item_start; item < item_last; item++)
{
bool selected = m_selection.Index( item ) != wxNOT_FOUND;
if (selected || item == m_currentRow)
{
int flags = selected ? wxCONTROL_SELECTED : 0;
if (item == m_currentRow)
flags |= wxCONTROL_CURRENT;
if (m_hasFocus)
flags |= wxCONTROL_FOCUSED;
wxRect rect( x_start, item*m_lineHeight, x_last, m_lineHeight );
wxRendererNative::Get().DrawItemSelectionRect
(
this,
dc,
rect,
flags
);
}
}
// redraw all cells for all rows which must be repainted and for all columns
wxRect cell_rect;
cell_rect.x = x_start;
cell_rect.height = m_lineHeight; // -1 is for the horizontal rules
for (unsigned int i = col_start; i < col_last; i++)
{
wxDataViewColumn *col = GetOwner()->GetColumn( i );
wxDataViewRenderer *cell = col->GetRenderer();
cell_rect.width = col->GetWidth();
if (col->IsHidden())
continue; // skipt it!
for (unsigned int item = item_start; item < item_last; item++)
{
// get the cell value and set it into the renderer
wxVariant value;
model->GetValue( value, col->GetModelColumn(), item );
cell->SetValue( value );
// update the y offset
cell_rect.y = item * m_lineHeight;
// cannot be bigger than allocated space
wxSize size = cell->GetSize();
size.x = wxMin( size.x + 2*PADDING_RIGHTLEFT, cell_rect.width );
size.y = wxMin( size.y + 2*PADDING_TOPBOTTOM, cell_rect.height );
wxRect item_rect(cell_rect.GetTopLeft(), size);
int align = cell->GetAlignment();
// horizontal alignment:
item_rect.x = cell_rect.x;
if (align & wxALIGN_CENTER_HORIZONTAL)
item_rect.x = cell_rect.x + (cell_rect.width / 2) - (size.x / 2);
else if (align & wxALIGN_RIGHT)
item_rect.x = cell_rect.x + cell_rect.width - size.x;
//else: wxALIGN_LEFT is the default
// vertical alignment:
item_rect.y = cell_rect.y;
if (align & wxALIGN_CENTER_VERTICAL)
item_rect.y = cell_rect.y + (cell_rect.height / 2) - (size.y / 2);
else if (align & wxALIGN_BOTTOM)
item_rect.y = cell_rect.y + cell_rect.height - size.y;
//else: wxALIGN_TOP is the default
// add padding
item_rect.x += PADDING_RIGHTLEFT;
item_rect.y += PADDING_TOPBOTTOM;
item_rect.width = size.x - 2 * PADDING_RIGHTLEFT;
item_rect.height = size.y - 2 * PADDING_TOPBOTTOM;
int state = 0;
if (m_selection.Index(item) != wxNOT_FOUND)
state |= wxDATAVIEW_CELL_SELECTED;
// TODO: it would be much more efficient to create a clipping
// region for the entire column being rendered (in the OnPaint
// of wxDataViewMainWindow) instead of a single clip region for
// each cell. However it would mean that each renderer should
// respect the given wxRect's top & bottom coords, eventually
// violating only the left & right coords - however the user can
// make its own renderer and thus we cannot be sure of that.
dc.SetClippingRegion( item_rect );
cell->Render( item_rect, &dc, state );
dc.DestroyClippingRegion();
}
cell_rect.x += cell_rect.width;
}
}
int wxDataViewMainWindow::GetCountPerPage() const
{
wxSize size = GetClientSize();
return size.y / m_lineHeight;
}
int wxDataViewMainWindow::GetEndOfLastCol() const
{
int width = 0;
unsigned int i;
for (i = 0; i < GetOwner()->GetColumnCount(); i++)
{
const wxDataViewColumn *c =
wx_const_cast(wxDataViewCtrl*, GetOwner())->GetColumn( i );
if (!c->IsHidden())
width += c->GetWidth();
}
return width;
}
unsigned int wxDataViewMainWindow::GetFirstVisibleRow() const
{
int x = 0;
int y = 0;
m_owner->CalcUnscrolledPosition( x, y, &x, &y );
return y / m_lineHeight;
}
unsigned int wxDataViewMainWindow::GetLastVisibleRow() const
{
wxSize client_size = GetClientSize();
m_owner->CalcUnscrolledPosition( client_size.x, client_size.y,
&client_size.x, &client_size.y );
return wxMin( GetRowCount()-1, ((unsigned)client_size.y/m_lineHeight)+1 );
}
unsigned int wxDataViewMainWindow::GetRowCount() const
{
return wx_const_cast(wxDataViewCtrl*, GetOwner())->GetModel()->GetRowCount();
}
void wxDataViewMainWindow::ChangeCurrentRow( unsigned int row )
{
m_currentRow = row;
// send event
}
void wxDataViewMainWindow::SelectAllRows( bool on )
{
if (IsEmpty())
return;
if (on)
{
m_selection.Clear();
for (unsigned int i = 0; i < GetRowCount(); i++)
m_selection.Add( i );
Refresh();
}
else
{
unsigned int first_visible = GetFirstVisibleRow();
unsigned int last_visible = GetLastVisibleRow();
unsigned int i;
for (i = 0; i < m_selection.GetCount(); i++)
{
unsigned int row = m_selection[i];
if ((row >= first_visible) && (row <= last_visible))
RefreshRow( row );
}
m_selection.Clear();
}
}
void wxDataViewMainWindow::SelectRow( unsigned int row, bool on )
{
if (m_selection.Index( row ) == wxNOT_FOUND)
{
if (on)
{
m_selection.Add( row );
RefreshRow( row );
}
}
else
{
if (!on)
{
m_selection.Remove( row );
RefreshRow( row );
}
}
}
void wxDataViewMainWindow::SelectRows( unsigned int from, unsigned int to, bool on )
{
if (from > to)
{
unsigned int tmp = from;
from = to;
to = tmp;
}
unsigned int i;
for (i = from; i <= to; i++)
{
if (m_selection.Index( i ) == wxNOT_FOUND)
{
if (on)
m_selection.Add( i );
}
else
{
if (!on)
m_selection.Remove( i );
}
}
RefreshRows( from, to );
}
void wxDataViewMainWindow::Select( const wxArrayInt& aSelections )
{
for (size_t i=0; i < aSelections.GetCount(); i++)
{
int n = aSelections[i];
m_selection.Add( n );
RefreshRow( n );
}
}
void wxDataViewMainWindow::ReverseRowSelection( unsigned int row )
{
if (m_selection.Index( row ) == wxNOT_FOUND)
m_selection.Add( row );
else
m_selection.Remove( row );
RefreshRow( row );
}
bool wxDataViewMainWindow::IsRowSelected( unsigned int row )
{
return (m_selection.Index( row ) != wxNOT_FOUND);
}
void wxDataViewMainWindow::RefreshRow( unsigned int row )
{
wxRect rect( 0, row*m_lineHeight, GetEndOfLastCol(), m_lineHeight );
m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
wxSize client_size = GetClientSize();
wxRect client_rect( 0, 0, client_size.x, client_size.y );
wxRect intersect_rect = client_rect.Intersect( rect );
if (intersect_rect.width > 0)
Refresh( true, &intersect_rect );
}
void wxDataViewMainWindow::RefreshRows( unsigned int from, unsigned int to )
{
if (from > to)
{
unsigned int tmp = to;
to = from;
from = tmp;
}
wxRect rect( 0, from*m_lineHeight, GetEndOfLastCol(), (to-from+1) * m_lineHeight );
m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
wxSize client_size = GetClientSize();
wxRect client_rect( 0, 0, client_size.x, client_size.y );
wxRect intersect_rect = client_rect.Intersect( rect );
if (intersect_rect.width > 0)
Refresh( true, &intersect_rect );
}
void wxDataViewMainWindow::RefreshRowsAfter( unsigned int firstRow )
{
unsigned int count = GetRowCount();
if (firstRow > count)
return;
wxRect rect( 0, firstRow*m_lineHeight, GetEndOfLastCol(), count * m_lineHeight );
m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
wxSize client_size = GetClientSize();
wxRect client_rect( 0, 0, client_size.x, client_size.y );
wxRect intersect_rect = client_rect.Intersect( rect );
if (intersect_rect.width > 0)
Refresh( true, &intersect_rect );
}
void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event)
{
wxCHECK_RET( newCurrent < GetRowCount(),
_T("invalid item index in OnArrowChar()") );
// if there is no selection, we cannot move it anywhere
if (!HasCurrentRow())
return;
unsigned int oldCurrent = m_currentRow;
// in single selection we just ignore Shift as we can't select several
// items anyhow
if ( event.ShiftDown() && !IsSingleSel() )
{
RefreshRow( oldCurrent );
ChangeCurrentRow( newCurrent );
// select all the items between the old and the new one
if ( oldCurrent > newCurrent )
{
newCurrent = oldCurrent;
oldCurrent = m_currentRow;
}
SelectRows( oldCurrent, newCurrent, true );
}
else // !shift
{
RefreshRow( oldCurrent );
// all previously selected items are unselected unless ctrl is held
if ( !event.ControlDown() )
SelectAllRows(false);
ChangeCurrentRow( newCurrent );
if ( !event.ControlDown() )
SelectRow( m_currentRow, true );
else
RefreshRow( m_currentRow );
}
//EnsureVisible( m_currentRow );
}
wxRect wxDataViewMainWindow::GetLineRect( unsigned int row ) const
{
wxRect rect;
rect.x = 0;
rect.y = m_lineHeight * row;
rect.width = GetEndOfLastCol();
rect.height = m_lineHeight;
return rect;
}
void wxDataViewMainWindow::OnChar( wxKeyEvent &event )
{
if (event.GetKeyCode() == WXK_TAB)
{
wxNavigationKeyEvent nevent;
nevent.SetWindowChange( event.ControlDown() );
nevent.SetDirection( !event.ShiftDown() );
nevent.SetEventObject( GetParent()->GetParent() );
nevent.SetCurrentFocus( m_parent );
if (GetParent()->GetParent()->GetEventHandler()->ProcessEvent( nevent ))
return;
}
// no item -> nothing to do
if (!HasCurrentRow())
{
event.Skip();
return;
}
// don't use m_linesPerPage directly as it might not be computed yet
const int pageSize = GetCountPerPage();
wxCHECK_RET( pageSize, _T("should have non zero page size") );
switch ( event.GetKeyCode() )
{
case WXK_UP:
if ( m_currentRow > 0 )
OnArrowChar( m_currentRow - 1, event );
break;
case WXK_DOWN:
if ( m_currentRow < GetRowCount() - 1 )
OnArrowChar( m_currentRow + 1, event );
break;
case WXK_END:
if (!IsEmpty())
OnArrowChar( GetRowCount() - 1, event );
break;
case WXK_HOME:
if (!IsEmpty())
OnArrowChar( 0, event );
break;
case WXK_PAGEUP:
{
int steps = pageSize - 1;
int index = m_currentRow - steps;
if (index < 0)
index = 0;
OnArrowChar( index, event );
}
break;
case WXK_PAGEDOWN:
{
int steps = pageSize - 1;
unsigned int index = m_currentRow + steps;
unsigned int count = GetRowCount();
if ( index >= count )
index = count - 1;
OnArrowChar( index, event );
}
break;
default:
event.Skip();
}
}
void wxDataViewMainWindow::OnMouse( wxMouseEvent &event )
{
if (event.GetEventType() == wxEVT_MOUSEWHEEL)
{
// let the base handle mouse wheel events.
event.Skip();
return;
}
int x = event.GetX();
int y = event.GetY();
m_owner->CalcUnscrolledPosition( x, y, &x, &y );
wxDataViewColumn *col = NULL;
int xpos = 0;
unsigned int cols = GetOwner()->GetColumnCount();
unsigned int i;
for (i = 0; i < cols; i++)
{
wxDataViewColumn *c = GetOwner()->GetColumn( i );
if (c->IsHidden())
continue; // skip it!
if (x < xpos + c->GetWidth())
{
col = c;
break;
}
xpos += c->GetWidth();
}
if (!col)
return;
wxDataViewRenderer *cell = col->GetRenderer();
unsigned int current = y / m_lineHeight;
if ((current > GetRowCount()) || (x > GetEndOfLastCol()))
{
// Unselect all if below the last row ?
return;
}
wxDataViewListModel *model = GetOwner()->GetModel();
if (event.Dragging())
{
if (m_dragCount == 0)
{
// we have to report the raw, physical coords as we want to be
// able to call HitTest(event.m_pointDrag) from the user code to
// get the item being dragged
m_dragStart = event.GetPosition();
}
m_dragCount++;
if (m_dragCount != 3)
return;
if (event.LeftIsDown())
{
// Notify cell about drag
}
return;
}
else
{
m_dragCount = 0;
}
bool forceClick = false;
if (event.ButtonDClick())
{
m_renameTimer->Stop();
m_lastOnSame = false;
}
if (event.LeftDClick())
{
if ( current == m_lineLastClicked )
{
if (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE)
{
wxVariant value;
model->GetValue( value, col->GetModelColumn(), current );
cell->SetValue( value );
wxRect cell_rect( xpos, current * m_lineHeight,
col->GetWidth(), m_lineHeight );
cell->Activate( cell_rect, model, col->GetModelColumn(), current );
}
return;
}
else
{
// The first click was on another item, so don't interpret this as
// a double click, but as a simple click instead
forceClick = true;
}
}
if (event.LeftUp())
{
if (m_lineSelectSingleOnUp != (unsigned int)-1)
{
// select single line
SelectAllRows( false );
SelectRow( m_lineSelectSingleOnUp, true );
}
if (m_lastOnSame)
{
if ((col == m_currentCol) && (current == m_currentRow) &&
(cell->GetMode() == wxDATAVIEW_CELL_EDITABLE) )
{
m_renameTimer->Start( 100, true );
}
}
m_lastOnSame = false;
m_lineSelectSingleOnUp = (unsigned int)-1;
}
else
{
// This is necessary, because after a DnD operation in
// from and to ourself, the up event is swallowed by the
// DnD code. So on next non-up event (which means here and
// now) m_lineSelectSingleOnUp should be reset.
m_lineSelectSingleOnUp = (unsigned int)-1;
}
if (event.RightDown())
{
m_lineBeforeLastClicked = m_lineLastClicked;
m_lineLastClicked = current;
// If the item is already selected, do not update the selection.
// Multi-selections should not be cleared if a selected item is clicked.
if (!IsRowSelected(current))
{
SelectAllRows(false);
ChangeCurrentRow(current);
SelectRow(m_currentRow,true);
}
// notify cell about right click
// cell->...
// Allow generation of context menu event
event.Skip();
}
else if (event.MiddleDown())
{
// notify cell about middle click
// cell->...
}
if (event.LeftDown() || forceClick)
{
#ifdef __WXMSW__
SetFocus();
#endif
m_lineBeforeLastClicked = m_lineLastClicked;
m_lineLastClicked = current;
unsigned int oldCurrentRow = m_currentRow;
bool oldWasSelected = IsRowSelected(m_currentRow);
bool cmdModifierDown = event.CmdDown();
if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) )
{
if ( IsSingleSel() || !IsRowSelected(current) )
{
SelectAllRows( false );
ChangeCurrentRow(current);
SelectRow(m_currentRow,true);
}
else // multi sel & current is highlighted & no mod keys
{
m_lineSelectSingleOnUp = current;
ChangeCurrentRow(current); // change focus
}
}
else // multi sel & either ctrl or shift is down
{
if (cmdModifierDown)
{
ChangeCurrentRow(current);
ReverseRowSelection(m_currentRow);
}
else if (event.ShiftDown())
{
ChangeCurrentRow(current);
unsigned int lineFrom = oldCurrentRow,
lineTo = current;
if ( lineTo < lineFrom )
{
lineTo = lineFrom;
lineFrom = m_currentRow;
}
SelectRows(lineFrom, lineTo, true);
}
else // !ctrl, !shift
{
// test in the enclosing if should make it impossible
wxFAIL_MSG( _T("how did we get here?") );
}
}
if (m_currentRow != oldCurrentRow)
RefreshRow( oldCurrentRow );
wxDataViewColumn *oldCurrentCol = m_currentCol;
// Update selection here...
m_currentCol = col;
m_lastOnSame = !forceClick && ((col == oldCurrentCol) &&
(current == oldCurrentRow)) && oldWasSelected;
}
}
void wxDataViewMainWindow::OnSetFocus( wxFocusEvent &event )
{
m_hasFocus = true;
if (HasCurrentRow())
Refresh();
event.Skip();
}
void wxDataViewMainWindow::OnKillFocus( wxFocusEvent &event )
{
m_hasFocus = false;
if (HasCurrentRow())
Refresh();
event.Skip();
}
//-----------------------------------------------------------------------------
// wxDataViewCtrl
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
BEGIN_EVENT_TABLE(wxDataViewCtrl, wxDataViewCtrlBase)
EVT_SIZE(wxDataViewCtrl::OnSize)
END_EVENT_TABLE()
wxDataViewCtrl::~wxDataViewCtrl()
{
if (m_notifier)
GetModel()->RemoveNotifier( m_notifier );
}
void wxDataViewCtrl::Init()
{
m_notifier = NULL;
}
bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
const wxPoint& pos, const wxSize& size,
long style, const wxValidator& validator )
{
if (!wxControl::Create( parent, id, pos, size,
style | wxScrolledWindowStyle|wxSUNKEN_BORDER, validator))
return false;
Init();
#ifdef __WXMAC__
MacSetClipChildren( true ) ;
#endif
m_clientArea = new wxDataViewMainWindow( this, wxID_ANY );
if (HasFlag(wxDV_NO_HEADER))
m_headerArea = NULL;
else
m_headerArea = new wxDataViewHeaderWindow( this, wxID_ANY );
SetTargetWindow( m_clientArea );
wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL );
if (m_headerArea)
sizer->Add( m_headerArea, 0, wxGROW );
sizer->Add( m_clientArea, 1, wxGROW );
SetSizer( sizer );
return true;
}
#ifdef __WXMSW__
WXLRESULT wxDataViewCtrl::MSWWindowProc(WXUINT nMsg,
WXWPARAM wParam,
WXLPARAM lParam)
{
WXLRESULT rc = wxDataViewCtrlBase::MSWWindowProc(nMsg, wParam, lParam);
#ifndef __WXWINCE__
// we need to process arrows ourselves for scrolling
if ( nMsg == WM_GETDLGCODE )
{
rc |= DLGC_WANTARROWS;
}
#endif
return rc;
}
#endif
void wxDataViewCtrl::OnSize( wxSizeEvent &WXUNUSED(event) )
{
// We need to override OnSize so that our scrolled
// window a) does call Layout() to use sizers for
// positioning the controls but b) does not query
// the sizer for their size and use that for setting
// the scrollable area as set that ourselves by
// calling SetScrollbar() further down.
Layout();
AdjustScrollbars();
}
bool wxDataViewCtrl::AssociateModel( wxDataViewListModel *model )
{
if (!wxDataViewCtrlBase::AssociateModel( model ))
return false;
m_notifier = new wxGenericDataViewListModelNotifier( m_clientArea );
model->AddNotifier( m_notifier );
m_clientArea->UpdateDisplay();
return true;
}
bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
{
if (!wxDataViewCtrlBase::AppendColumn(col))
return false;
OnColumnChange();
return true;
}
void wxDataViewCtrl::OnColumnChange()
{
if (m_headerArea)
m_headerArea->UpdateDisplay();
m_clientArea->UpdateDisplay();
}
void wxDataViewCtrl::SetSelection( int row )
{
m_clientArea->SelectRow(row, true);
}
void wxDataViewCtrl::SetSelectionRange( unsigned int from, unsigned int to )
{
m_clientArea->SelectRows(from, to, true);
}
void wxDataViewCtrl::SetSelections( const wxArrayInt& aSelections )
{
m_clientArea->Select(aSelections);
}
void wxDataViewCtrl::Unselect( unsigned int WXUNUSED(row) )
{
// FIXME - TODO
}
bool wxDataViewCtrl::IsSelected( unsigned int WXUNUSED(row) ) const
{
// FIXME - TODO
return false;
}
int wxDataViewCtrl::GetSelection() const
{
// FIXME - TODO
return -1;
}
int wxDataViewCtrl::GetSelections(wxArrayInt& WXUNUSED(aSelections) ) const
{
// FIXME - TODO
return 0;
}
#endif
// !wxUSE_GENERICDATAVIEWCTRL
#endif
// wxUSE_DATAVIEWCTRL