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///////////////////////////////////////////////////////////////////////////
// TreeTestDlg.cpp : Implementation of Class TreeTestDlg
///////////////////////////////////////////////////////////////////////////
//
// Copyright(C) 2005 Jim Alsup All rights reserved
// email: ja.alsup@gmail.com
//
// License: This code is provided "as is" with no expressed or implied
// warranty. You may use, or derive works from this file without
// any restrictions except those listed below.
//
// - This original header must be kept in the derived work.
//
// - If your derived work is distributed in any form, you must
// notify the author via the email address above and provide a
// short description of the product and intended audience.
//
// - You may not sell this code or a derived version of it as part of
// a comercial code library.
//
// - Offering the author a free licensed copy of any end product
// using this code is not required, but does endear you with a
// bounty of good karma.
//
///////////////////////////////////////////////////////////////////////////
#include "stdafx.h"
#include "VividTree.h"
#include "TreeTest.h"
#include "TreeTestDlg.h"
#include "Options.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#endif
// CAboutDlg dialog used for App About
class CAboutDlg : public CDialog
{
public:
CAboutDlg();
// Dialog Data
enum { IDD = IDD_ABOUTBOX };
protected:
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support
// Implementation
protected:
DECLARE_MESSAGE_MAP()
};
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
}
void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
}
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
END_MESSAGE_MAP()
// CTreeTestDlg dialog
CTreeTestDlg::CTreeTestDlg(CWnd* pParent /*=NULL*/)
: CDialog(CTreeTestDlg::IDD, pParent)
{
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}
void CTreeTestDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
DDX_Control(pDX, IDC_TREETEST, m_tree);
}
BEGIN_MESSAGE_MAP(CTreeTestDlg, CDialog)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
ON_WM_SIZE()
//}}AFX_MSG_MAP
ON_WM_ERASEBKGND()
ON_WM_CONTEXTMENU()
END_MESSAGE_MAP()
// CTreeTestDlg message handlers
BOOL CTreeTestDlg::OnInitDialog()
{
CDialog::OnInitDialog();
// Add "About..." menu item to system menu.
// IDM_ABOUTBOX must be in the system command range.
ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
ASSERT(IDM_ABOUTBOX < 0xF000);
CMenu* pSysMenu = GetSystemMenu(FALSE);
if (pSysMenu != NULL)
{
CString strAboutMenu;
strAboutMenu.LoadString(IDS_ABOUTBOX);
if (!strAboutMenu.IsEmpty())
{
pSysMenu->AppendMenu(MF_SEPARATOR);
pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
}
}
// Set the icon for this dialog. The framework does this automatically
// when the application's main window is not a dialog
SetIcon(m_hIcon, TRUE); // Set big icon
SetIcon(m_hIcon, FALSE); // Set small icon
// Setup VividTree BackGround bitmap (bitmap resource id)
m_tree.SetBitmapID( IDB_CODE_PROJECT );
// Override the default background mode to use a bitmap
m_background_mode = VividTree::BK_MODE_BMP;
m_tree.SetBkMode( m_background_mode );
// Add a couple of pixels to the height (optional)
// m_tree.SetItemHeight( m_tree.GetItemHeight() + 2 );
// Setup a default tree leaf icon - in this case the code project alien is used
m_icon = (HICON)LoadImage( AfxGetApp()->m_hInstance, MAKEINTRESOURCE(IDI_CODE_PROJECT),
IMAGE_ICON, 16, 16, LR_VGACOLOR );
m_tree.SetItemIcon( m_icon );
// Create the Tree content (fill in some dummy data).
TV_INSERTSTRUCT TreeItem;
TV_INSERTSTRUCT curTreeItem;
HTREEITEM hParent;
TreeItem.hParent = NULL;
TreeItem.hInsertAfter = TVI_LAST ;
TreeItem.itemex.mask = TVIF_TEXT | TVIF_CHILDREN;
TreeItem.itemex.pszText = "Root Node 1";
TreeItem.itemex.cChildren = 1;
TreeItem.hParent = m_tree.InsertItem(&TreeItem);
curTreeItem.hParent = TreeItem.hParent;
curTreeItem.itemex.mask = TVIF_TEXT;
curTreeItem.itemex.cChildren = 0;
curTreeItem.hInsertAfter = TVI_FIRST;
curTreeItem.itemex.pszText = "Child 1";
m_tree.InsertItem( &curTreeItem );
curTreeItem.itemex.pszText = "Child 2";
m_tree.InsertItem( &curTreeItem );
curTreeItem.itemex.pszText = "Parent A";
curTreeItem.itemex.cChildren = 1;
hParent = m_tree.InsertItem( &curTreeItem );
curTreeItem.itemex.cChildren = 0;
curTreeItem.hParent = hParent;
curTreeItem.itemex.pszText = "Child A - with a long long name";
m_tree.InsertItem( &curTreeItem );
m_tree.Expand( TreeItem.hParent, TVE_EXPAND );
m_tree.Expand( hParent, TVE_EXPAND );
TreeItem.hParent = NULL;
TreeItem.hInsertAfter = TVI_LAST;
TreeItem.itemex.mask = TVIF_TEXT | TVIF_CHILDREN;
TreeItem.itemex.pszText = "Root Node 2";
TreeItem.itemex.cChildren = 1;
TreeItem.hParent = m_tree.InsertItem(&TreeItem);
curTreeItem.hParent = TreeItem.hParent;
curTreeItem.itemex.pszText = "Child 1";
m_tree.InsertItem( &curTreeItem );
m_tree.Expand( TreeItem.hParent, TVE_EXPAND );
// Cover the client area with the tree
CRect rect;
GetClientRect( rect );
m_tree.MoveWindow( 0, 0, rect.Width(), rect.Height() );
return TRUE; // return TRUE unless you set the focus to a control
}
void CTreeTestDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
if ((nID & 0xFFF0) == IDM_ABOUTBOX)
{
CAboutDlg dlgAbout;
dlgAbout.DoModal();
}
else
{
CDialog::OnSysCommand(nID, lParam);
}
}
// If you add a minimize button to your dialog, you will need the code below
// to draw the icon. For MFC applications using the document/view model,
// this is automatically done for you by the framework.
void CTreeTestDlg::OnPaint()
{
if (IsIconic())
{
CPaintDC dc(this); // device context for painting
SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);
// Center icon in client rectangle
int cxIcon = GetSystemMetrics(SM_CXICON);
int cyIcon = GetSystemMetrics(SM_CYICON);
CRect rect;
GetClientRect(&rect);
int x = (rect.Width() - cxIcon + 1) / 2;
int y = (rect.Height() - cyIcon + 1) / 2;
// Draw the icon
dc.DrawIcon(x, y, m_hIcon);
}
else
{
CDialog::OnPaint();
}
}
// The system calls this function to obtain the cursor to display while the user drags
// the minimized window.
HCURSOR CTreeTestDlg::OnQueryDragIcon()
{
return static_cast<HCURSOR>(m_hIcon);
}
void CTreeTestDlg::OnSize(UINT nType, int cx, int cy)
{
CDialog::OnSize(nType, cx, cy);
if ( !IsWindowVisible() )
return;
// Size the tree to fit the whole window
m_tree.MoveWindow( 0, 0, cx, cy, TRUE );
}
BOOL CTreeTestDlg::OnEraseBkgnd(CDC* pDC)
{
// Override to prevent flicker from drawing background
return TRUE; // CDialog::OnEraseBkgnd(pDC);
}
void CTreeTestDlg::OnContextMenu(CWnd* /*pWnd*/, CPoint /*point*/)
{
bool redraw_it = false;
Options options;
// WARNING: dialog radio buttons must in the same order as values defined
// in the enum VividTree::BkMode.
options.m_bkground_mode = (int)(m_tree.GetBkMode()) - (int)(m_tree.BK_MODE_BMP);
options.m_tiled = m_tree.GetBitmapTiledMode();
options.m_horz = m_tree.GetGradientHorz();
if ( options.DoModal() == IDOK )
{
// If any settings are different than they were, record the
// new settings and redraw (invalidate).
VividTree::BkMode new_mode = (VividTree::BkMode)(
(int)(m_tree.BK_MODE_BMP) + options.m_bkground_mode );
if ( m_tree.GetBkMode() != new_mode )
{
m_tree.SetBkMode( new_mode );
redraw_it = true;
}
if ( m_tree.GetBitmapTiledMode() != (options.m_tiled ? true : false) )
{
m_tree.SetBitmapTiledMode( (options.m_tiled ? true : false) );
redraw_it = true;
}
if ( m_tree.GetGradientHorz() != (options.m_horz ? true : false) )
{
m_tree.SetGradientHorz( (options.m_horz ? true : false) );
redraw_it = true;
}
if ( redraw_it )
Invalidate(); // redraw
}
}
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