wxWidgets/samples/treectrl/treetest.h
Vadim Zeitlin 5cb3a695e0 Add wxTreeCtrl::SelectChildren() method.
Add MSW and generic implementation, documentation and change to the sample
showing it.

Closes #11620.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@63277 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2010-01-26 12:43:39 +00:00

369 lines
12 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: treectrl.h
// Purpose: wxTreeCtrl sample
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
#define USE_GENERIC_TREECTRL 0
#if USE_GENERIC_TREECTRL
#include "wx/generic/treectlg.h"
#ifndef wxTreeCtrl
#define wxTreeCtrl wxGenericTreeCtrl
#define sm_classwxTreeCtrl sm_classwxGenericTreeCtrl
#endif
#endif
// Define a new application type
class MyApp : public wxApp
{
public:
MyApp() { m_showImages = true; m_showStates = true; m_showButtons = false; }
bool OnInit();
void SetShowImages(bool show) { m_showImages = show; }
bool ShowImages() const { return m_showImages; }
void SetShowStates(bool show) { m_showStates = show; }
bool ShowStates() const { return m_showStates; }
void SetShowButtons(bool show) { m_showButtons = show; }
bool ShowButtons() const { return m_showButtons; }
private:
bool m_showImages, m_showStates, m_showButtons;
};
class MyTreeItemData : public wxTreeItemData
{
public:
MyTreeItemData(const wxString& desc) : m_desc(desc) { }
void ShowInfo(wxTreeCtrl *tree);
const wxChar *GetDesc() const { return m_desc.c_str(); }
private:
wxString m_desc;
};
class MyTreeCtrl : public wxTreeCtrl
{
public:
enum
{
TreeCtrlIcon_File,
TreeCtrlIcon_FileSelected,
TreeCtrlIcon_Folder,
TreeCtrlIcon_FolderSelected,
TreeCtrlIcon_FolderOpened
};
MyTreeCtrl() { m_alternateImages = false; m_alternateStates = false; }
MyTreeCtrl(wxWindow *parent, const wxWindowID id,
const wxPoint& pos, const wxSize& size,
long style);
virtual ~MyTreeCtrl(){};
void OnBeginDrag(wxTreeEvent& event);
void OnBeginRDrag(wxTreeEvent& event);
void OnEndDrag(wxTreeEvent& event);
void OnBeginLabelEdit(wxTreeEvent& event);
void OnEndLabelEdit(wxTreeEvent& event);
void OnDeleteItem(wxTreeEvent& event);
void OnContextMenu(wxContextMenuEvent& event);
void OnItemMenu(wxTreeEvent& event);
void OnGetInfo(wxTreeEvent& event);
void OnSetInfo(wxTreeEvent& event);
void OnItemExpanded(wxTreeEvent& event);
void OnItemExpanding(wxTreeEvent& event);
void OnItemCollapsed(wxTreeEvent& event);
void OnItemCollapsing(wxTreeEvent& event);
void OnSelChanged(wxTreeEvent& event);
void OnSelChanging(wxTreeEvent& event);
void OnTreeKeyDown(wxTreeEvent& event);
void OnItemActivated(wxTreeEvent& event);
void OnItemStateClick(wxTreeEvent& event);
void OnItemRClick(wxTreeEvent& event);
void OnRMouseDown(wxMouseEvent& event);
void OnRMouseUp(wxMouseEvent& event);
void OnRMouseDClick(wxMouseEvent& event);
void GetItemsRecursively(const wxTreeItemId& idParent,
wxTreeItemIdValue cookie = 0);
void CreateImageList(int size = 16);
void CreateButtonsImageList(int size = 11);
void CreateStateImageList(bool del = false);
void AddTestItemsToTree(size_t numChildren, size_t depth);
void DoSortChildren(const wxTreeItemId& item, bool reverse = false)
{ m_reverseSort = reverse; wxTreeCtrl::SortChildren(item); }
void DoEnsureVisible() { if (m_lastItem.IsOk()) EnsureVisible(m_lastItem); }
void DoToggleIcon(const wxTreeItemId& item);
void DoToggleState(const wxTreeItemId& item);
void ShowMenu(wxTreeItemId id, const wxPoint& pt);
int ImageSize(void) const { return m_imageSize; }
void SetLastItem(wxTreeItemId id) { m_lastItem = id; }
void SetAlternateImages(bool show) { m_alternateImages = show; }
bool AlternateImages() const { return m_alternateImages; }
void SetAlternateStates(bool show) { m_alternateStates = show; }
bool AlternateStates() const { return m_alternateStates; }
void ResetBrokenStateImages()
{
const size_t count = GetStateImageList()->GetImageCount();
int state = count > 0 ? count - 1 : wxTREE_ITEMSTATE_NONE;
DoResetBrokenStateImages(GetRootItem(), 0, state);
}
protected:
virtual int OnCompareItems(const wxTreeItemId& i1, const wxTreeItemId& i2);
// is this the test item which we use in several event handlers?
bool IsTestItem(const wxTreeItemId& item)
{
// the test item is the first child folder
return GetItemParent(item) == GetRootItem() && !GetPrevSibling(item);
}
private:
void AddItemsRecursively(const wxTreeItemId& idParent,
size_t nChildren,
size_t depth,
size_t folder);
void DoResetBrokenStateImages(const wxTreeItemId& idParent,
wxTreeItemIdValue cookie, int state);
void LogEvent(const wxChar *name, const wxTreeEvent& event);
int m_imageSize; // current size of images
bool m_reverseSort; // flag for OnCompareItems
wxTreeItemId m_lastItem, // for OnEnsureVisible()
m_draggedItem; // item being dragged right now
bool m_alternateImages;
bool m_alternateStates;
// NB: due to an ugly wxMSW hack you _must_ use DECLARE_DYNAMIC_CLASS()
// if you want your overloaded OnCompareItems() to be called.
// OTOH, if you don't want it you may omit the next line - this will
// make default (alphabetical) sorting much faster under wxMSW.
DECLARE_DYNAMIC_CLASS(MyTreeCtrl)
DECLARE_EVENT_TABLE()
};
// Define a new frame type
class MyFrame: public wxFrame
{
public:
// ctor and dtor
MyFrame(const wxString& title, int x, int y, int w, int h);
virtual ~MyFrame();
// menu callbacks
void OnQuit(wxCommandEvent& event);
void OnAbout(wxCommandEvent& event);
void OnClearLog(wxCommandEvent& event);
void OnTogButtons(wxCommandEvent& event)
{ TogStyle(event.GetId(), wxTR_HAS_BUTTONS); }
void OnTogTwist(wxCommandEvent& event)
{ TogStyle(event.GetId(), wxTR_TWIST_BUTTONS); }
void OnTogLines(wxCommandEvent& event)
{ TogStyle(event.GetId(), wxTR_NO_LINES); }
void OnTogEdit(wxCommandEvent& event)
{ TogStyle(event.GetId(), wxTR_EDIT_LABELS); }
void OnTogHideRoot(wxCommandEvent& event)
{ TogStyle(event.GetId(), wxTR_HIDE_ROOT); }
void OnTogRootLines(wxCommandEvent& event)
{ TogStyle(event.GetId(), wxTR_LINES_AT_ROOT); }
void OnTogBorder(wxCommandEvent& event)
{ TogStyle(event.GetId(), wxTR_ROW_LINES); }
void OnTogFullHighlight(wxCommandEvent& event)
{ TogStyle(event.GetId(), wxTR_FULL_ROW_HIGHLIGHT); }
void OnResetStyle(wxCommandEvent& WXUNUSED(event))
{ CreateTreeWithDefStyle(); }
void OnSetFgColour(wxCommandEvent& event);
void OnSetBgColour(wxCommandEvent& event);
void OnHighlight(wxCommandEvent& event);
void OnDump(wxCommandEvent& event);
#ifndef NO_MULTIPLE_SELECTION
void OnDumpSelected(wxCommandEvent& event);
void OnSelect(wxCommandEvent& event);
void OnUnselect(wxCommandEvent& event);
void OnToggleSel(wxCommandEvent& event);
void OnSelectChildren(wxCommandEvent& event);
#endif // NO_MULTIPLE_SELECTION
void OnSelectRoot(wxCommandEvent& event);
void OnDelete(wxCommandEvent& event);
void OnDeleteChildren(wxCommandEvent& event);
void OnDeleteAll(wxCommandEvent& event);
void OnRecreate(wxCommandEvent& event);
void OnToggleButtons(wxCommandEvent& event);
void OnToggleImages(wxCommandEvent& event);
void OnToggleStates(wxCommandEvent& event);
void OnToggleAlternateImages(wxCommandEvent& event);
void OnToggleAlternateStates(wxCommandEvent& event);
void OnSetImageSize(wxCommandEvent& event);
void OnCollapseAndReset(wxCommandEvent& event);
void OnSetBold(wxCommandEvent& WXUNUSED(event)) { DoSetBold(true); }
void OnClearBold(wxCommandEvent& WXUNUSED(event)) { DoSetBold(false); }
void OnEnsureVisible(wxCommandEvent& event);
void OnSetFocus(wxCommandEvent& event);
void OnCount(wxCommandEvent& event);
void OnCountRec(wxCommandEvent& event);
void OnRename(wxCommandEvent& event);
void OnSort(wxCommandEvent& WXUNUSED(event)) { DoSort(); }
void OnSortRev(wxCommandEvent& WXUNUSED(event)) { DoSort(true); }
void OnAddItem(wxCommandEvent& event);
void OnInsertItem(wxCommandEvent& event);
void OnIncIndent(wxCommandEvent& event);
void OnDecIndent(wxCommandEvent& event);
void OnIncSpacing(wxCommandEvent& event);
void OnDecSpacing(wxCommandEvent& event);
void OnToggleIcon(wxCommandEvent& event);
void OnToggleState(wxCommandEvent& event);
void OnShowFirstVisible(wxCommandEvent& WXUNUSED(event))
{ DoShowFirstOrLast(&wxTreeCtrl::GetFirstVisibleItem, "first visible"); }
#ifdef wxHAS_LAST_VISIBLE // we don't have it currently but may add later
void OnShowLastVisible(wxCommandEvent& WXUNUSED(event))
{ DoShowFirstOrLast(&wxTreeCtrl::GetLastVisibleItem, "last visible"); }
#endif // wxHAS_LAST_VISIBLE
void OnShowNextVisible(wxCommandEvent& WXUNUSED(event))
{ DoShowRelativeItem(&wxTreeCtrl::GetNextVisible, "next visible"); }
void OnShowPrevVisible(wxCommandEvent& WXUNUSED(event))
{ DoShowRelativeItem(&wxTreeCtrl::GetPrevVisible, "previous visible"); }
void OnShowParent(wxCommandEvent& WXUNUSED(event))
{ DoShowRelativeItem(&wxTreeCtrl::GetItemParent, "parent"); }
void OnShowPrevSibling(wxCommandEvent& WXUNUSED(event))
{ DoShowRelativeItem(&wxTreeCtrl::GetPrevSibling, "previous sibling"); }
void OnShowNextSibling(wxCommandEvent& WXUNUSED(event))
{ DoShowRelativeItem(&wxTreeCtrl::GetNextSibling, "next sibling"); }
void OnScrollTo(wxCommandEvent& event);
void OnIdle(wxIdleEvent& event);
void OnSize(wxSizeEvent& event);
private:
void TogStyle(int id, long flag);
void DoSort(bool reverse = false);
void Resize();
void CreateTreeWithDefStyle();
void CreateTree(long style);
// common parts of OnShowFirst/LastVisible() and OnShowNext/PrevVisible()
typedef wxTreeItemId (wxTreeCtrl::*TreeFunc0_t)() const;
void DoShowFirstOrLast(TreeFunc0_t pfn, const wxString& label);
typedef wxTreeItemId (wxTreeCtrl::*TreeFunc1_t)(const wxTreeItemId&) const;
void DoShowRelativeItem(TreeFunc1_t pfn, const wxString& label);
wxPanel *m_panel;
MyTreeCtrl *m_treeCtrl;
#if wxUSE_LOG
wxTextCtrl *m_textCtrl;
#endif // wxUSE_LOG
void DoSetBold(bool bold = true);
DECLARE_EVENT_TABLE()
};
// menu and control ids
enum
{
TreeTest_Quit = wxID_EXIT,
TreeTest_About = wxID_ABOUT,
TreeTest_ClearLog = wxID_CLEAR,
TreeTest_TogButtons = wxID_HIGHEST,
TreeTest_TogTwist,
TreeTest_TogLines,
TreeTest_TogEdit,
TreeTest_TogHideRoot,
TreeTest_TogRootLines,
TreeTest_TogBorder,
TreeTest_TogFullHighlight,
TreeTest_SetFgColour,
TreeTest_SetBgColour,
TreeTest_ResetStyle,
TreeTest_Highlight,
TreeTest_Dump,
TreeTest_DumpSelected,
TreeTest_Count,
TreeTest_CountRec,
TreeTest_Sort,
TreeTest_SortRev,
TreeTest_SetBold,
TreeTest_ClearBold,
TreeTest_Rename,
TreeTest_Delete,
TreeTest_DeleteChildren,
TreeTest_DeleteAll,
TreeTest_Recreate,
TreeTest_ToggleImages,
TreeTest_ToggleStates,
TreeTest_ToggleAlternateImages,
TreeTest_ToggleAlternateStates,
TreeTest_ToggleButtons,
TreeTest_SetImageSize,
TreeTest_ToggleSel,
TreeTest_CollapseAndReset,
TreeTest_EnsureVisible,
TreeTest_SetFocus,
TreeTest_AddItem,
TreeTest_InsertItem,
TreeTest_IncIndent,
TreeTest_DecIndent,
TreeTest_IncSpacing,
TreeTest_DecSpacing,
TreeTest_ToggleIcon,
TreeTest_ToggleState,
TreeTest_Select,
TreeTest_Unselect,
TreeTest_SelectRoot,
TreeTest_SelectChildren,
TreeTest_ShowFirstVisible,
TreeTest_ShowLastVisible,
TreeTest_ShowNextVisible,
TreeTest_ShowPrevVisible,
TreeTest_ShowParent,
TreeTest_ShowPrevSibling,
TreeTest_ShowNextSibling,
TreeTest_ScrollTo,
TreeTest_Ctrl = 1000
};