357 lines
6.3 KiB
C++
357 lines
6.3 KiB
C++
//
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// mxToolKit (c) 1999 by Mete Ciragan
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//
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// file: mxTreeView.cpp
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// implementation: Win32 API
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// last modified: May 03 1999, Mete Ciragan
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// copyright: The programs and associated files contained in this
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// distribution were developed by Mete Ciragan. The programs
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// are not in the public domain, but they are freely
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// distributable without licensing fees. These programs are
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// provided without guarantee or warrantee expressed or
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// implied.
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//
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#include "mxtk/mxTreeView.h"
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#include <windows.h>
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#include <commctrl.h>
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class mxTreeView_i
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{
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public:
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HWND d_hwnd;
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};
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mxTreeView::mxTreeView (mxWindow *parent, int x, int y, int w, int h, int id)
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: mxWidget (parent, x, y, w, h)
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{
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if (!parent)
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return;
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d_this = new mxTreeView_i;
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DWORD dwStyle = TVS_HASBUTTONS | TVS_HASLINES | TVS_LINESATROOT | TVS_SHOWSELALWAYS | WS_VISIBLE | WS_CHILD;
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HWND hwndParent = (HWND) ((mxWidget *) parent)->getHandle ();
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d_this->d_hwnd = CreateWindowEx (WS_EX_CLIENTEDGE, WC_TREEVIEW, "", dwStyle,
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x, y, w, h, hwndParent,
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(HMENU) id, (HINSTANCE) GetModuleHandle (NULL), NULL);
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SendMessage (d_this->d_hwnd, WM_SETFONT, (WPARAM) (HFONT) GetStockObject (ANSI_VAR_FONT), MAKELPARAM (TRUE, 0));
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SetWindowLong (d_this->d_hwnd, GWL_USERDATA, (LONG) this);
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setHandle ((void *) d_this->d_hwnd);
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setType (MX_TREEVIEW);
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setParent (parent);
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setId (id);
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}
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mxTreeView::~mxTreeView ()
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{
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remove (0);
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delete d_this;
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}
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mxTreeViewItem*
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mxTreeView::add (mxTreeViewItem *parent, const char *item)
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{
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if (!d_this)
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return 0;
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TV_ITEM tvItem;
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tvItem.mask = TVIF_TEXT;
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tvItem.pszText = (LPSTR) item;
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tvItem.cchTextMax = 256;
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HTREEITEM hParent;
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if (!parent)
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hParent = TVI_ROOT;
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else
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hParent = (HTREEITEM) parent;
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TV_INSERTSTRUCT tvInsert;
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tvInsert.hParent = hParent;
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tvInsert.hInsertAfter = TVI_LAST;
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tvInsert.item = tvItem;
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return (mxTreeViewItem *) TreeView_InsertItem (d_this->d_hwnd, &tvInsert);
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}
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void
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mxTreeView::remove (mxTreeViewItem *item)
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{
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if (!d_this)
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return;
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if (!item)
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TreeView_DeleteAllItems (d_this->d_hwnd);
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else
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TreeView_DeleteItem (d_this->d_hwnd, (HTREEITEM) item);
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}
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void
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mxTreeView::removeAll ()
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{
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remove( 0 );
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}
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void
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mxTreeView::setLabel (mxTreeViewItem *item, const char *label)
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{
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if (!d_this)
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return;
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if (item)
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{
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TV_ITEM tvItem;
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tvItem.mask = TVIF_HANDLE | TVIF_TEXT;
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tvItem.hItem = (HTREEITEM) item;
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tvItem.pszText = (LPSTR) label;
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tvItem.cchTextMax = 256;
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TreeView_SetItem (d_this->d_hwnd, &tvItem);
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}
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}
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void
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mxTreeView::setUserData (mxTreeViewItem *item, void *userData)
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{
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if (!d_this)
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return;
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if (item)
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{
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TV_ITEM tvItem;
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tvItem.mask = TVIF_HANDLE | TVIF_PARAM;
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tvItem.hItem = (HTREEITEM) item;
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tvItem.lParam = (LPARAM) userData;
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TreeView_SetItem (d_this->d_hwnd, &tvItem);
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}
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}
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void
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mxTreeView::setOpen (mxTreeViewItem *item, bool b)
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{
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if (!d_this)
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return;
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if (item)
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TreeView_Expand (d_this->d_hwnd, (HTREEITEM) item, b ? TVE_EXPAND:TVE_COLLAPSE);
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}
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void
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mxTreeView::setSelected (mxTreeViewItem *item, bool b)
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{
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if (!d_this)
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return;
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if (item)
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TreeView_SelectItem (d_this->d_hwnd, (HTREEITEM) item);
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}
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mxTreeViewItem*
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mxTreeView::getFirstChild (mxTreeViewItem *item) const
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{
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if (!d_this)
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return 0;
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return (mxTreeViewItem *) TreeView_GetChild (d_this->d_hwnd, item ? (HTREEITEM) item:TVI_ROOT);
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}
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mxTreeViewItem*
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mxTreeView::getNextChild (mxTreeViewItem *item) const
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{
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if (!d_this)
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return 0;
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if (item)
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return (mxTreeViewItem *) TreeView_GetNextSibling (d_this->d_hwnd, (HTREEITEM) item);
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else
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return 0;
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}
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mxTreeViewItem*
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mxTreeView::getSelectedItem () const
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{
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if (!d_this)
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return 0;
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return (mxTreeViewItem *) TreeView_GetSelection (d_this->d_hwnd);
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}
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const char*
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mxTreeView::getLabel (mxTreeViewItem *item) const
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{
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static char label[256];
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strcpy (label, "");
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if (!d_this)
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return label;
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if (item)
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{
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TV_ITEM tvItem;
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tvItem.mask = TVIF_HANDLE | TVIF_TEXT;
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tvItem.hItem = (HTREEITEM) item;
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tvItem.pszText = (LPSTR) label;
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tvItem.cchTextMax = 256;
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TreeView_GetItem (d_this->d_hwnd, &tvItem);
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return tvItem.pszText;
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}
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return label;
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}
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void*
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mxTreeView::getUserData (mxTreeViewItem *item) const
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{
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if (!d_this)
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return 0;
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if (item)
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{
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TV_ITEM tvItem;
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tvItem.mask = TVIF_HANDLE | TVIF_PARAM;
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tvItem.hItem = (HTREEITEM) item;
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TreeView_GetItem (d_this->d_hwnd, &tvItem);
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return (void *) tvItem.lParam;
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}
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return 0;
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}
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bool
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mxTreeView::isOpen (mxTreeViewItem *item) const
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{
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if (!d_this)
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return false;
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if (item)
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{
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TV_ITEM tvItem;
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tvItem.mask = TVIF_HANDLE | TVIF_STATE;
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tvItem.hItem = (HTREEITEM) item;
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tvItem.stateMask = TVIS_STATEIMAGEMASK;
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TreeView_GetItem (d_this->d_hwnd, &tvItem);
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return ((tvItem.state & TVIS_EXPANDED) == TVIS_EXPANDED);
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}
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return false;
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}
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bool
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mxTreeView::isSelected (mxTreeViewItem *item) const
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{
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if (!d_this)
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return false;
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if (item)
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{
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TV_ITEM tvItem;
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tvItem.mask = TVIF_HANDLE | TVIF_STATE;
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tvItem.hItem = (HTREEITEM) item;
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tvItem.stateMask = TVIS_STATEIMAGEMASK;
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TreeView_GetItem (d_this->d_hwnd, &tvItem);
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return ((tvItem.state & TVIS_SELECTED) == TVIS_SELECTED);
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}
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return false;
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}
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mxTreeViewItem *
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mxTreeView::getParent (mxTreeViewItem *item) const
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{
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if (!d_this)
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return 0;
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if (item)
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return (mxTreeViewItem *) TreeView_GetParent (d_this->d_hwnd, (HTREEITEM) item);
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return 0;
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}
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void mxTreeView::setImageList( void *himagelist )
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{
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TreeView_SetImageList(d_this->d_hwnd, (HIMAGELIST)himagelist, TVSIL_NORMAL);
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}
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void mxTreeView::setImages(mxTreeViewItem *item, int imagenormal, int imageselected )
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{
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if (!d_this)
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return;
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if (item)
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{
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TV_ITEM tvItem;
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tvItem.mask = TVIF_HANDLE | TVIF_SELECTEDIMAGE | TVIF_IMAGE ;
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tvItem.hItem = (HTREEITEM) item;
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tvItem.iImage = imagenormal;
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tvItem.iSelectedImage = imageselected;
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tvItem.stateMask = TVIS_STATEIMAGEMASK;
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TreeView_SetItem (d_this->d_hwnd, &tvItem);
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}
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}
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void mxTreeView::sortTree( mxTreeViewItem *parent, bool recurse,
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void *func, int parameter )
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{
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if (!d_this)
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return;
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TVSORTCB cb;
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memset( &cb, 0, sizeof( cb ) );
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cb.hParent = (HTREEITEM)parent;
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cb.lParam = parameter;
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cb.lpfnCompare = (int (__stdcall *)(long,long,long)) func;
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TreeView_SortChildrenCB( d_this->d_hwnd, &cb, recurse );
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}
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void mxTreeView::scrollTo( mxTreeViewItem *item )
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{
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if (!d_this)
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return;
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TreeView_EnsureVisible( d_this->d_hwnd, item );
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}
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