DP: native wxTreeCtrl for GTK.
It *should* be buggy... Cause I do not know GTK... But it works... I do not know why... Robert, please look at it... I am not sure that it is ok... git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@495 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Denis Pershin
331
include/wx/gtk/treectrl.h
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331
include/wx/gtk/treectrl.h
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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 __GTKTREECTRL_H__
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#define __GTKTREECTRL_H__
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#ifdef __GNUG__
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#pragma interface "treectrl.h"
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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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#include <gtk/gtk.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 wxTreeCtrl;
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class wxTreeEvent;
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class wxImageList;
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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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//-----------------------------------------------------------------------------
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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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public:
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wxTreeCtrl *m_owner;
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GtkWidget *m_parentwidget;
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GtkTreeItem *m_widget;
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GtkTree *m_tree;
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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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wxList m_childlist;
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long m_data;
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wxTreeItem();
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wxTreeItem(GtkWidget *parent, const wxTreeItem &item);
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~wxTreeItem();
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void Create();
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void AddChild(wxTreeItem *child);
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void DeleteChildren();
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bool HasChildren();
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wxTreeItem *FindItem(long itemId) const;
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wxTreeItem *FindItem(GtkTreeItem *item) const;
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// Accessors
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inline long GetMask() const { return m_mask; }
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inline long GetItemId() const { return m_itemId; }
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inline long GetState() const { return m_state; }
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inline long GetStateMask() const { return m_stateMask; }
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inline wxString GetText() const { return m_text; }
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inline int GetImage() const { return m_image; }
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inline int GetSelectedImage() const { return m_selectedImage; }
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inline const wxList &GetChildren() const { return m_childlist; }
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inline long GetData() const { return m_data; }
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inline void SetMask(long mask) { m_mask = mask; }
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inline void SetItemId(long id) { m_itemId = m_itemId = id; }
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inline void GetState(long state) { m_state = state; }
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inline void SetStateMask(long stateMask) { m_stateMask = stateMask; }
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inline void GetText(const wxString& text) { m_text = text; }
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inline void SetImage(int image) { m_image = image; }
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inline void SetSelectedImage(int selImage) { m_selectedImage = selImage; }
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inline void SetChildren(const wxList &children) { m_childlist = children; }
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inline void SetData(long data) { m_data = data; }
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int NumberOfVisibleDescendents();
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private:
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friend wxTreeCtrl;
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friend void gtk_treeitem_expand_callback(GtkWidget *widget, wxTreeItem *treeitem);
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friend void gtk_treeitem_collapse_callback(GtkWidget *widget, wxTreeItem *treeitem);
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friend void gtk_treeitem_select_callback( GtkWidget *WXUNUSED(widget), wxTreeItem *treeitem);
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friend void gtk_treeitem_deselect_callback( GtkWidget *WXUNUSED(widget), wxTreeItem *treeitem);
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void AddSubtree();
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void PrepareEvent(wxTreeEvent &event);
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void SendDelete(wxWindow *target);
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void SendExpand(wxWindow *target);
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void SendExpanding(wxWindow *target);
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void SendCollapse(wxWindow *target);
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void SendCollapsing(wxWindow *target);
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void SendSelChanged(wxWindow *target);
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void SendSelChanging(wxWindow *target);
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inline wxTreeItem *GetChild(long no) {
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return (wxTreeItem *)(m_childlist.Nth(no)->Data());
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}
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inline long GetChildrenNumber() {
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return m_childlist.Number();
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}
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guint expand_handler;
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guint collapse_handler;
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DECLARE_DYNAMIC_CLASS(wxTreeItem)
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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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public:
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GtkTree *m_tree;
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wxTreeCtrl();
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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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long style = wxTR_HAS_BUTTONS,
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const wxString& name = "wxTreeCtrl" );
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~wxTreeCtrl();
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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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long style = wxTR_HAS_BUTTONS,
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const wxString& name = "wxTreeCtrl");
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int GetCount() const;
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long InsertItem( long parent, const wxString& label, long data = 0,
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int image = -1, int selImage = -1,
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long insertAfter = wxTREE_INSERT_LAST );
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long InsertItem( long parent, wxTreeItem &info,
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long insertAfter = wxTREE_INSERT_LAST );
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void DeleteItem( long item );
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void DeleteChildren( long item );
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bool DeleteAllItems();
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bool ExpandItem(long item) { return ExpandItem(item, wxTREE_EXPAND_EXPAND); }
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bool ExpandItem( long item, int action );
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bool CollapseItem(long item) { return ExpandItem(item, wxTREE_EXPAND_COLLAPSE); }
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bool ToggleItem(long item) { return ExpandItem(item, wxTREE_EXPAND_TOGGLE); }
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// is the item expanded now?
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bool IsItemExpanded(long item)
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{
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wxTreeItem *pItem = FindItem(item);
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return pItem && (pItem->GetState() & wxTREE_STATE_EXPANDED);
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}
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/*
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bool GetItem( wxTreeItem &info ) const;
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*/
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long GetItemData( long item ) const;
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wxString GetItemText( long item ) const;
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int GetItemImage(long item) const;
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long GetParent( long item ) const;
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long GetRootItem() const;
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/*
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long GetSelection() const;
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bool SelectItem( long item );
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*/
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bool ItemHasChildren( long item ) const;
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void SetIndent( int indent );
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int GetIndent() const;
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/*
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bool SetItem( wxTreeItem &info );
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bool SetItemData( long item, long data );
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bool SetItemText( long item, const wxString &text );
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void SetItemImage(long item, int image, int imageSel) const;
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long HitTest( const wxPoint& point, int &flags );
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*/
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wxTreeItem *FindItem(GtkTreeItem *item) const;
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wxImageList *GetImageList(int which = wxIMAGE_LIST_NORMAL) const;
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void SetImageList(wxImageList *imageList, int which = wxIMAGE_LIST_NORMAL);
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private:
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// set the selection to the specified item generating appropriate event(s) if
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// not disabled
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void SelectItem(wxTreeItem *item, bool bDoEvents = TRUE);
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wxTreeItem *m_anchor;
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wxTreeItem *m_current;
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int m_indent;
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long m_lastId;
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bool m_isCreated;
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wxImageList *m_imageList;
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wxImageList *m_smallImageList;
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void CalculateLevel( wxTreeItem *item, wxPaintDC &dc, int level, int &y );
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void CalculatePositions();
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wxTreeItem *FindItem( long itemId ) const;
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// DECLARE_EVENT_TABLE()
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DECLARE_DYNAMIC_CLASS(wxTreeCtrl)
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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(wxEventType commandType = wxEVT_NULL, 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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inline long GetOldItem() const { return m_oldItem; }
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inline wxTreeItem& GetItem() const { return (wxTreeItem&) m_item; }
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inline wxPoint GetPoint() const { return m_pointDrag; }
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inline void SetCode(int code) { m_code = code; }
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inline int GetCode() const { return m_code; }
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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, NULL },
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#define EVT_TREE_BEGIN_RDRAG(id, fn) { wxEVT_COMMAND_TREE_BEGIN_RDRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
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#define EVT_TREE_BEGIN_LABEL_EDIT(id, fn) { wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn , NULL },
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#define EVT_TREE_END_LABEL_EDIT(id, fn) { wxEVT_COMMAND_TREE_END_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
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#define EVT_TREE_DELETE_ITEM(id, fn) { wxEVT_COMMAND_TREE_DELETE_ITEM, id, -1, ( wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
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#define EVT_TREE_GET_INFO(id, fn) { wxEVT_COMMAND_TREE_GET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
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#define EVT_TREE_SET_INFO(id, fn) { wxEVT_COMMAND_TREE_SET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
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#define EVT_TREE_ITEM_EXPANDED(id, fn) { wxEVT_COMMAND_TREE_ITEM_EXPANDED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
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#define EVT_TREE_ITEM_EXPANDING(id, fn) { wxEVT_COMMAND_TREE_ITEM_EXPANDING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
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#define EVT_TREE_ITEM_COLLAPSED(id, fn) { wxEVT_COMMAND_TREE_ITEM_COLLAPSED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
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#define EVT_TREE_ITEM_COLLAPSING(id, fn) { wxEVT_COMMAND_TREE_ITEM_COLLAPSING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
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#define EVT_TREE_SEL_CHANGED(id, fn) { wxEVT_COMMAND_TREE_SEL_CHANGED, id, -1, ( wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
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#define EVT_TREE_SEL_CHANGING(id, fn) { wxEVT_COMMAND_TREE_SEL_CHANGING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
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#define EVT_TREE_KEY_DOWN(id, fn) { wxEVT_COMMAND_TREE_KEY_DOWN, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
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#endif
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// __GTKTREECTRL_H__
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