301 lines
12 KiB
C
301 lines
12 KiB
C
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/*
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* Author: Robert Roebling
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*
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* Copyright: (C) 1997,1998 Robert Roebling
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the wxWindows Licence, which
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* you have received with this library (see Licence.htm).
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*
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*/
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#ifndef __GTKTREECTRLH_G__
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#define __GTKTREECTRLH_G__
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#ifdef __GNUG__
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#pragma interface
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#endif
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#include "wx/defs.h"
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#include "wx/string.h"
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#include "wx/list.h"
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#include "wx/control.h"
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#include "wx/event.h"
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#include "wx/imaglist.h"
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#include "wx/scrolwin.h"
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#include "wx/dcclient.h"
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//-----------------------------------------------------------------------------
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// classes
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//-----------------------------------------------------------------------------
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class wxTreeItem;
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class wxTreeEvent;
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class wxGenericTreeItem;
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class wxTreeCtrl;
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//-----------------------------------------------------------------------------
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// constants
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//-----------------------------------------------------------------------------
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// WXDLLEXPORT extern const char *wxTreeNameStr;
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#define wxTREE_MASK_HANDLE 0x0001
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#define wxTREE_MASK_STATE 0x0002
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#define wxTREE_MASK_TEXT 0x0004
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#define wxTREE_MASK_IMAGE 0x0008
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#define wxTREE_MASK_SELECTED_IMAGE 0x0010
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#define wxTREE_MASK_CHILDREN 0x0020
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#define wxTREE_MASK_DATA 0x0040
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#define wxTREE_STATE_BOLD 0x0001
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#define wxTREE_STATE_DROPHILITED 0x0002
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#define wxTREE_STATE_EXPANDED 0x0004
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#define wxTREE_STATE_EXPANDEDONCE 0x0008
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#define wxTREE_STATE_FOCUSED 0x0010
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#define wxTREE_STATE_SELECTED 0x0020
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#define wxTREE_STATE_CUT 0x0040
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#define wxTREE_HITTEST_ABOVE 0x0001 // Above the client area.
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#define wxTREE_HITTEST_BELOW 0x0002 // Below the client area.
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#define wxTREE_HITTEST_NOWHERE 0x0004 // In the client area but below the last item.
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#define wxTREE_HITTEST_ONITEMBUTTON 0x0010 // On the button associated with an item.
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#define wxTREE_HITTEST_ONITEMICON 0x0020 // On the bitmap associated with an item.
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#define wxTREE_HITTEST_ONITEMINDENT 0x0040 // In the indentation associated with an item.
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#define wxTREE_HITTEST_ONITEMLABEL 0x0080 // On the label (string) associated with an item.
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#define wxTREE_HITTEST_ONITEMRIGHT 0x0100 // In the area to the right of an item.
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#define wxTREE_HITTEST_ONITEMSTATEICON 0x0200 // On the state icon for a tree view item that is in a user-defined state.
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#define wxTREE_HITTEST_TOLEFT 0x0400 // To the right of the client area.
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#define wxTREE_HITTEST_TORIGHT 0x0800 // To the left of the client area.
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#define wxTREE_HITTEST_ONITEM (wxTREE_HITTEST_ONITEMICON | wxTREE_HITTEST_ONITEMLABEL wxTREE_HITTEST_ONITEMSTATEICON)
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// Flags for GetNextItem
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enum {
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wxTREE_NEXT_CARET, // Retrieves the currently selected item.
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wxTREE_NEXT_CHILD, // Retrieves the first child item. The hItem parameter must be NULL.
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wxTREE_NEXT_DROPHILITE, // Retrieves the item that is the target of a drag-and-drop operation.
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wxTREE_NEXT_FIRSTVISIBLE, // Retrieves the first visible item.
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wxTREE_NEXT_NEXT, // Retrieves the next sibling item.
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wxTREE_NEXT_NEXTVISIBLE, // Retrieves the next visible item that follows the specified item.
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wxTREE_NEXT_PARENT, // Retrieves the parent of the specified item.
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wxTREE_NEXT_PREVIOUS, // Retrieves the previous sibling item.
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wxTREE_NEXT_PREVIOUSVISIBLE, // Retrieves the first visible item that precedes the specified item.
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wxTREE_NEXT_ROOT // Retrieves the first child item of the root item of which the specified item is a part.
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};
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// Flags for ExpandItem
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enum {
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wxTREE_EXPAND_EXPAND,
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wxTREE_EXPAND_COLLAPSE,
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wxTREE_EXPAND_COLLAPSE_RESET,
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wxTREE_EXPAND_TOGGLE
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};
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// Flags for InsertItem
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enum {
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wxTREE_INSERT_LAST = -1,
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wxTREE_INSERT_FIRST = -2,
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wxTREE_INSERT_SORT = -3
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};
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/* defined in "wx/event.h"
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wxEVT_COMMAND_TREE_BEGIN_DRAG,
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wxEVT_COMMAND_TREE_BEGIN_RDRAG,
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wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT,
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wxEVT_COMMAND_TREE_END_LABEL_EDIT,
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wxEVT_COMMAND_TREE_DELETE_ITEM,
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wxEVT_COMMAND_TREE_GET_INFO,
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wxEVT_COMMAND_TREE_SET_INFO,
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wxEVT_COMMAND_TREE_ITEM_EXPANDED,
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wxEVT_COMMAND_TREE_ITEM_EXPANDING,
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wxEVT_COMMAND_TREE_SEL_CHANGED,
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wxEVT_COMMAND_TREE_SEL_CHANGING,
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wxEVT_COMMAND_TREE_KEY_DOWN
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*/
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//-----------------------------------------------------------------------------
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// wxTreeItem
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//-----------------------------------------------------------------------------
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class WXDLLEXPORT wxTreeItem: public wxObject
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{
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DECLARE_DYNAMIC_CLASS(wxTreeItem)
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public:
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long m_mask;
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long m_itemId;
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long m_state;
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long m_stateMask;
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wxString m_text;
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int m_image;
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int m_selectedImage;
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int m_children;
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long m_data;
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wxTreeItem(void);
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};
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//-----------------------------------------------------------------------------
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// wxTreeEvent
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//-----------------------------------------------------------------------------
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class WXDLLEXPORT wxTreeEvent: public wxCommandEvent
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{
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DECLARE_DYNAMIC_CLASS(wxTreeEvent)
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public:
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wxTreeEvent(WXTYPE commandType = 0, int id = 0);
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int m_code;
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wxTreeItem m_item;
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long m_oldItem;
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wxPoint m_pointDrag;
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};
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typedef void (wxEvtHandler::*wxTreeEventFunction)(wxTreeEvent&);
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#define EVT_TREE_BEGIN_DRAG(id, fn) { wxEVT_COMMAND_TREE_BEGIN_DRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn },
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#define EVT_TREE_BEGIN_RDRAG(id, fn) { wxEVT_COMMAND_TREE_BEGIN_RDRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn },
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#define EVT_TREE_BEGIN_LABEL_EDIT(id, fn) { wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn },
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#define EVT_TREE_END_LABEL_EDIT(id, fn) { wxEVT_COMMAND_TREE_END_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn },
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#define EVT_TREE_DELETE_ITEM(id, fn) { wxEVT_COMMAND_TREE_DELETE_ITEM, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn },
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#define EVT_TREE_GET_INFO(id, fn) { wxEVT_COMMAND_TREE_GET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn },
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#define EVT_TREE_SET_INFO(id, fn) { wxEVT_COMMAND_TREE_SET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn },
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#define EVT_TREE_ITEM_EXPANDED(id, fn) { wxEVT_COMMAND_TREE_ITEM_EXPANDED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn },
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#define EVT_TREE_ITEM_EXPANDING(id, fn) { wxEVT_COMMAND_TREE_ITEM_EXPANDING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn },
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#define EVT_TREE_SEL_CHANGED(id, fn) { wxEVT_COMMAND_TREE_SEL_CHANGED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn },
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#define EVT_TREE_SEL_CHANGING(id, fn) { wxEVT_COMMAND_TREE_SEL_CHANGING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn },
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#define EVT_TREE_KEY_DOWN(id, fn) { wxEVT_COMMAND_TREE_KEY_DOWN, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn },
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//-----------------------------------------------------------------------------
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// wxGenericTreeItem
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//-----------------------------------------------------------------------------
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class WXDLLEXPORT wxGenericTreeItem: public wxObject
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{
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DECLARE_DYNAMIC_CLASS(wxGenericTreeItem)
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public:
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long m_itemId;
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long m_state;
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wxString m_text;
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int m_image;
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int m_selectedImage;
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// int m_children;
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bool m_hasChildren;
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long m_data;
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int m_x,m_y;
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int m_height,m_width;
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int m_xCross,m_yCross;
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int m_level;
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wxList m_children;
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wxGenericTreeItem *m_parent;
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bool m_hasHilight;
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wxGenericTreeItem(void) {};
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wxGenericTreeItem( wxGenericTreeItem *parent );
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wxGenericTreeItem( wxGenericTreeItem *parent, const wxTreeItem& item, wxDC *dc );
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void SetItem( const wxTreeItem &item, wxDC *dc );
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void SetText( const wxString &text, wxDC *dc );
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void Reset(void);
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void GetItem( wxTreeItem &item ) const;
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void AddChild( const wxTreeItem &item );
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bool HasChildren(void);
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bool HasPlus(void);
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int NumberOfVisibleDescendents(void);
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int NumberOfVisibleChildren(void);
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wxGenericTreeItem *FindItem( long itemId ) const;
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void AddChild( wxGenericTreeItem *child );
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void SetCross( int x, int y );
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void GetSize( int &x, int &y );
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long HitTest( const wxPoint& point, int &flags );
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void PrepareEvent( wxTreeEvent &event );
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void SendKeyDown( wxWindow *target );
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void SendSelected( wxWindow *target );
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void SendDelete( wxWindow *target );
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void SendExpand( wxWindow *target );
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void SetHilight( bool set = TRUE );
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bool HasHilight(void);
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};
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//-----------------------------------------------------------------------------
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// wxTreeCtrl
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//-----------------------------------------------------------------------------
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class wxTreeCtrl: public wxScrolledWindow
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{
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DECLARE_DYNAMIC_CLASS(wxTreeCtrl)
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public:
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wxTreeCtrl(void);
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wxTreeCtrl(wxWindow *parent, const wxWindowID id = -1,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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const long style = wxTR_HAS_BUTTONS,
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const wxString& name = "wxTreeCtrl" );
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~wxTreeCtrl(void);
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bool Create(wxWindow *parent, const wxWindowID id = -1,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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const long style = wxTR_HAS_BUTTONS,
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const wxString& name = "wxTreeCtrl");
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int GetCount(void) const;
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long InsertItem( const long parent, const wxString& label, const int image = -1,
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const int selImage = -1, const long insertAfter = wxTREE_INSERT_LAST );
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long InsertItem( const long parent, wxTreeItem &info, const long insertAfter = wxTREE_INSERT_LAST );
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bool DeleteAllItems(void);
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bool ExpandItem( const long item, const int action );
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bool GetItem( wxTreeItem &info ) const;
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long GetItemData( const long item ) const;
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wxString GetItemText( const long item ) const;
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long GetParent( const long item ) const;
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long GetRootItem(void) const;
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long GetSelection(void) const;
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bool SelectItem( const long item ) const;
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bool ItemHasChildren( const long item ) const;
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void SetIndent( const int indent );
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int GetIndent(void) const;
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bool SetItem( wxTreeItem &info );
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bool SetItemData( const long item, const long data );
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bool SetItemText( const long item, const wxString &text );
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long HitTest( const wxPoint& point, int &flags );
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void AdjustMyScrollbars(void);
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void PaintLevel( wxGenericTreeItem *item, wxPaintDC &dc, int level, int &y );
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void OnPaint( const wxPaintEvent &event );
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void OnSetFocus( const wxFocusEvent &event );
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void OnKillFocus( const wxFocusEvent &event );
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void OnChar( wxKeyEvent &event );
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void OnMouse( const wxMouseEvent &event );
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private:
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wxGenericTreeItem *m_anchor;
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wxGenericTreeItem *m_current;
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bool m_hasFocus;
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int m_xScroll,m_yScroll;
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int m_indent;
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long m_lastId;
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int m_lineHeight;
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wxPen m_dottedPen;
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bool m_isCreated;
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wxPaintDC *m_dc;
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wxBrush *m_hilightBrush;
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void CalculateLevel( wxGenericTreeItem *item, wxPaintDC &dc, int level, int &y );
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void CalculatePositions(void);
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wxGenericTreeItem *FindItem( const long itemId ) const;
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void RefreshLine( wxGenericTreeItem *item );
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DECLARE_EVENT_TABLE()
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};
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#endif
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// __GTKTREECTRLH_G__
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