523 lines
14 KiB
C
523 lines
14 KiB
C
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#ifndef _WX_LISTCTRL_H_
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#define _WX_LISTCTRL_H_
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#ifdef __GNUG__
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#pragma interface "listctrl.h"
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#endif
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#if wxUSE_LISTCTRL
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#include "wx/control.h"
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#include "wx/event.h"
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#include "wx/hash.h"
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#include "wx/textctrl.h"
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class WXDLLEXPORT wxImageList;
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typedef int (wxCALLBACK *wxListCtrlCompare)(long lItem1, long lItem2, long lSortData);
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class WXDLLEXPORT wxListCtrl: public wxControl
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{
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public:
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wxListCtrl() { Init(); }
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wxListCtrl( wxWindow* pParent
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,wxWindowID vId = -1
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,const wxPoint& rPos = wxDefaultPosition
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,const wxSize& rSize = wxDefaultSize
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,long lStyle = wxLC_ICON
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,const wxValidator& rValidator = wxDefaultValidator
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,const wxString& rsName = _T("wxListCtrl"))
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{
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Init();
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Create( pParent
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,vId
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,rPos
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,rSize
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,lStyle
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,rValidator
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,rsName
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);
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}
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virtual ~wxListCtrl();
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bool Create( wxWindow* pParent
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,wxWindowID vId = -1
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,const wxPoint& rPos = wxDefaultPosition
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,const wxSize& rSize = wxDefaultSize
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,long lStyle = wxLC_ICON
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,const wxValidator& rValidator = wxDefaultValidator
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,const wxString& rsName = _T("wxListCtrl")
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);
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// Attributes
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////////////////////////////////////////////////////////////////////////////
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//
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//
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// Set the control colours
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//
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bool SetForegroundColour(const wxColour& rCol);
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bool SetBackgroundColour(const wxColour& rCol);
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//
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// Information about this column
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//
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bool GetColumn( int nCol
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,wxListItem& rItem
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) const;
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bool SetColumn( int nCol
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,wxListItem& rItem
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);
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//
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// Column width
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//
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int GetColumnWidth(int nCol) const;
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bool SetColumnWidth( int nCol
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,int nWidth
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);
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//
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// Gets the number of items that can fit vertically in the
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// visible area of the list control (list or report view)
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// or the total number of items in the list control (icon
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// or small icon view)
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//
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int GetCountPerPage(void) const;
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//
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// Gets the edit control for editing labels.
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//
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wxTextCtrl* GetEditControl(void) const;
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//
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// Information about the item
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//
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bool GetItem(wxListItem& rInfo) const;
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bool SetItem(wxListItem& rInfo);
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//
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// Sets a string field at a particular column
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//
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long SetItem( long lIndex
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,int nCol
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,const wxString& rsLabel
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,int nImageId = -1
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);
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//
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// Item state
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//
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int GetItemState( long lItem
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,long lStateMask
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) const;
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bool SetItemState( long lItem
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,long lState
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,long lStateMask
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);
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//
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// Sets the item image
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//
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bool SetItemImage( long lItem
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,int nImage
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,int lSelImage
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);
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//
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// Item text
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//
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wxString GetItemText(long lItem) const;
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void SetItemText( long lItem
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,const wxString& rsStr
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);
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//
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// Item data
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//
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long GetItemData(long lItem) const;
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bool SetItemData( long lItem
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,long lData
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);
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//
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// Gets the item rectangle
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//
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bool GetItemRect( long lItem
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,wxRect& rRect
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,int nCode = wxLIST_RECT_BOUNDS
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) const;
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//
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// Item position
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//
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bool GetItemPosition( long lItem
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,wxPoint& rPos
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) const;
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bool SetItemPosition( long lItem
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,const wxPoint& rPos
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);
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//
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// Gets the number of items in the list control
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//
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int GetItemCount(void) const;
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//
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// Gets the number of columns in the list control
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//
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inline int GetColumnCount(void) const { return m_nColCount; }
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//
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// Retrieves the spacing between icons in pixels.
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// If small is TRUE, gets the spacing for the small icon
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// view, otherwise the large icon view.
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//
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int GetItemSpacing(bool bIsSmall) const;
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//
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// Foreground colour of an item.
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//
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wxColour GetItemTextColour(long lItem) const;
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void SetItemTextColour( long lItem
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,const wxColour& rCol
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);
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//
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// Background colour of an item.
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//
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wxColour GetItemBackgroundColour(long lItem ) const;
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void SetItemBackgroundColour( long lItem
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,const wxColour& rCol
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);
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//
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// Gets the number of selected items in the list control
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//
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int GetSelectedItemCount(void) const;
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//
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// Text colour of the listview
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//
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wxColour GetTextColour(void) const;
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void SetTextColour(const wxColour& rCol);
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//
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// Gets the index of the topmost visible item when in
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// list or report view
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//
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long GetTopItem(void) const;
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//
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// Add or remove a single window style
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void SetSingleStyle( long lStyle
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,bool bAdd = TRUE
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);
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//
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// Set the whole window style
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//
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void SetWindowStyleFlag(long lStyle);
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//
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// Searches for an item, starting from 'item'.
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// item can be -1 to find the first item that matches the
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// specified flags.
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// Returns the item or -1 if unsuccessful.
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long GetNextItem( long lItem
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,int nGeometry = wxLIST_NEXT_ALL
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,int lState = wxLIST_STATE_DONTCARE
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) const;
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//
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// Gets one of the three image lists
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//
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wxImageList* GetImageList(int nWhich) const;
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//
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// Sets the image list
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//
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void SetImageList( wxImageList* pImageList
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,int nWhich
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);
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void AssignImageList( wxImageList* pImageList
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,int nWhich
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);
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//
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// Returns true if it is a virtual list control
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//
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inline bool IsVirtual() const { return (GetWindowStyle() & wxLC_VIRTUAL) != 0; }
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//
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// Refresh items selectively (only useful for virtual list controls)
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//
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void RefreshItem(long lItem);
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void RefreshItems( long lItemFrom
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,long lItemTo
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);
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//
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// Operations
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////////////////////////////////////////////////////////////////////////////
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//
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//
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// Arranges the items
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//
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bool Arrange(int nFlag = wxLIST_ALIGN_DEFAULT);
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//
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// Deletes an item
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//
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bool DeleteItem(long lItem);
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//
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// Deletes all items
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bool DeleteAllItems(void);
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//
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// Deletes a column
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//
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bool DeleteColumn(int nCol);
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//
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// Deletes all columns
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//
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bool DeleteAllColumns(void);
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//
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// Clears items, and columns if there are any.
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//
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void ClearAll(void);
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//
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// Edit the label
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//
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wxTextCtrl* EditLabel( long lItem
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,wxClassInfo* pTextControlClass = CLASSINFO(wxTextCtrl)
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);
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//
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// End label editing, optionally cancelling the edit
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//
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bool EndEditLabel(bool bCancel);
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//
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// Ensures this item is visible
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//
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bool EnsureVisible(long lItem);
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//
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// Find an item whose label matches this string, starting from the item after 'start'
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// or the beginning if 'start' is -1.
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//
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long FindItem( long lStart
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,const wxString& rsStr
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,bool bPartial = FALSE
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);
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//
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// Find an item whose data matches this data, starting from the item after 'start'
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// or the beginning if 'start' is -1.
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//
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long FindItem( long lStart
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,long lData
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);
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//
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// Find an item nearest this position in the specified direction, starting from
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// the item after 'start' or the beginning if 'start' is -1.
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//
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long FindItem( long lStart
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,const wxPoint& rPoint
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,int lDirection
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);
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//
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// Determines which item (if any) is at the specified point,
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// giving details in 'flags' (see wxLIST_HITTEST_... flags above)
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//
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long HitTest( const wxPoint& rPoint
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,int& rFlags
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);
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//
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// Inserts an item, returning the index of the new item if successful,
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// -1 otherwise.
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//
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long InsertItem(wxListItem& rInfo);
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//
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// Insert a string item
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//
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long InsertItem( long lIndex
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,const wxString& rsLabel
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);
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//
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// Insert an image item
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//
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long InsertItem( long lIndex
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,int nImageIndex
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);
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//
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// Insert an image/string item
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//
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long InsertItem( long lIndex
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,const wxString& rsLabel
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,int nImageIndex
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);
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//
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// For list view mode (only), inserts a column.
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//
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long InsertColumn( long lCol
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,wxListItem& rInfo
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);
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long InsertColumn( long lCol
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,const wxString& rsHeading
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,int nFormat = wxLIST_FORMAT_LEFT
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,int lWidth = -1
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);
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//
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// set the number of items in a virtual list control
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//
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void SetItemCount(long lCount);
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//
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// Scrolls the list control. If in icon, small icon or report view mode,
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// x specifies the number of pixels to scroll. If in list view mode, x
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// specifies the number of columns to scroll.
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// If in icon, small icon or list view mode, y specifies the number of pixels
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// to scroll. If in report view mode, y specifies the number of lines to scroll.
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//
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bool ScrollList( int nDx
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,int nDy
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);
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// Sort items.
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//
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// fn is a function which takes 3 long arguments: item1, item2, data.
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// item1 is the long data associated with a first item (NOT the index).
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// item2 is the long data associated with a second item (NOT the index).
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// data is the same value as passed to SortItems.
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// The return value is a negative number if the first item should precede the second
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// item, a positive number of the second item should precede the first,
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// or zero if the two items are equivalent.
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//
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// data is arbitrary data to be passed to the sort function.
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//
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bool SortItems( wxListCtrlCompare fn
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,long lData
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);
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//
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// IMPLEMENTATION
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// --------------
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//
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virtual bool OS2Command( WXUINT uParam
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,WXWORD wId
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);
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//
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// Bring the control in sync with current m_windowStyle value
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//
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void UpdateStyle(void);
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|
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//
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// Implementation: converts wxWindows style to MSW style.
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// Can be a single style flag or a bit list.
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||
|
|
// oldStyle is 'normalised' so that it doesn't contain
|
||
|
|
// conflicting styles.
|
||
|
|
//
|
||
|
|
long ConvertToOS2Style( long& lOldStyle
|
||
|
|
,long lStyle
|
||
|
|
) const;
|
||
|
|
long ConvertArrangeToOS2Style(long lStyle);
|
||
|
|
long ConvertViewToOS2Style(long lStyle);
|
||
|
|
|
||
|
|
virtual MRESULT OS2WindowProc( WXUINT uMsg
|
||
|
|
,WXWPARAM wParam
|
||
|
|
,WXLPARAM lParam
|
||
|
|
);
|
||
|
|
|
||
|
|
// Event handlers
|
||
|
|
////////////////////////////////////////////////////////////////////////////
|
||
|
|
// Necessary for drawing hrules and vrules, if specified
|
||
|
|
void OnPaint(wxPaintEvent& rEvent);
|
||
|
|
|
||
|
|
protected:
|
||
|
|
//
|
||
|
|
// common part of all ctors
|
||
|
|
//
|
||
|
|
void Init(void);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Free memory taken by all internal data
|
||
|
|
//
|
||
|
|
void FreeAllInternalData(void);
|
||
|
|
|
||
|
|
wxTextCtrl* m_pTextCtrl; // The control used for editing a label
|
||
|
|
wxImageList* m_pImageListNormal; // The image list for normal icons
|
||
|
|
wxImageList* m_pImageListSmall; // The image list for small icons
|
||
|
|
wxImageList* m_pImageListState; // The image list state icons (not implemented yet)
|
||
|
|
bool m_bOwnsImageListNormal;
|
||
|
|
bool m_bOwnsImageListSmall;
|
||
|
|
bool m_bOwnsImageListState;
|
||
|
|
long m_lBaseStyle; // Basic PM style flags, for recreation purposes
|
||
|
|
int m_nColCount; // PM doesn't have GetColumnCount so must
|
||
|
|
// keep track of inserted/deleted columns
|
||
|
|
|
||
|
|
//
|
||
|
|
// TRUE if we have any internal data (user data & attributes)
|
||
|
|
//
|
||
|
|
bool m_bAnyInternalData;
|
||
|
|
|
||
|
|
//
|
||
|
|
// TRUE if we have any items with custom attributes
|
||
|
|
//
|
||
|
|
bool m_bHasAnyAttr;
|
||
|
|
|
||
|
|
//
|
||
|
|
// These functions are only used for virtual list view controls, i.e. the
|
||
|
|
// ones with wxLC_VIRTUAL style
|
||
|
|
//
|
||
|
|
// return the text for the given column of the given item
|
||
|
|
//
|
||
|
|
virtual wxString OnGetItemText( long lItem
|
||
|
|
,long lColumn
|
||
|
|
) const;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Return the icon for the given item
|
||
|
|
//
|
||
|
|
virtual int OnGetItemImage(long lItem) const;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Return the attribute for the item (may return NULL if none)
|
||
|
|
//
|
||
|
|
virtual wxListItemAttr* OnGetItemAttr(long lItem) const;
|
||
|
|
|
||
|
|
private:
|
||
|
|
bool DoCreateControl( int nX
|
||
|
|
,int nY
|
||
|
|
,int nWidth
|
||
|
|
,int nHeight
|
||
|
|
);
|
||
|
|
|
||
|
|
DECLARE_DYNAMIC_CLASS(wxListCtrl)
|
||
|
|
DECLARE_EVENT_TABLE()
|
||
|
|
DECLARE_NO_COPY_CLASS(wxListCtrl)
|
||
|
|
}; // end of CLASS wxListCtrl
|
||
|
|
|
||
|
|
#endif // wxUSE_LISTCTRL
|
||
|
|
|
||
|
|
#endif // _WX_LISTCTRL_H_
|
||
|
|
|