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utils/mxtk/mxlistview.cpp

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+//
+//                 mxToolKit (c) 1999 by Mete Ciragan
+//
+// file:           mxListView.cpp
+// implementation: Win32 API
+// last modified:  May 03 1999, Mete Ciragan
+// copyright:      The programs and associated files contained in this
+//                 distribution were developed by Mete Ciragan. The programs
+//                 are not in the public domain, but they are freely
+//                 distributable without licensing fees. These programs are
+//                 provided without guarantee or warrantee expressed or
+//                 implied.
+//
+#include "mxtk/mxListView.h"
+#include <windows.h>
+#include <commctrl.h>
+
+
+
+class mxListView_i
+{
+public:
+	HWND d_hwnd;
+};
+
+
+
+mxListView::mxListView (mxWindow *parent, int x, int y, int w, int h, int id)
+: mxWidget (parent, x, y, w, h)
+{
+	if (!parent)
+		return;
+
+	d_this = new mxListView_i;
+
+	DWORD dwStyle = LVS_NOSORTHEADER | LVS_REPORT | LVS_SHOWSELALWAYS | WS_VISIBLE | WS_CHILD;
+	HWND hwndParent = (HWND) ((mxWidget *) parent)->getHandle ();
+
+	d_this->d_hwnd = CreateWindowEx (WS_EX_CLIENTEDGE, WC_LISTVIEW, "", dwStyle,
+				x, y, w, h, hwndParent,
+				(HMENU) id, (HINSTANCE) GetModuleHandle (NULL), NULL);
+	
+	SendMessage (d_this->d_hwnd, WM_SETFONT, (WPARAM) (HFONT) GetStockObject (ANSI_VAR_FONT), MAKELPARAM (TRUE, 0));
+	SetWindowLong (d_this->d_hwnd, GWL_USERDATA, (LONG) this);
+
+	setHandle ((void *) d_this->d_hwnd);
+	setType (MX_LISTVIEW);
+	setParent (parent);
+	setId (id);
+}
+
+
+
+mxListView::~mxListView ()
+{
+	remove (0);
+	delete d_this;
+}
+int mxListView::add ( const char *item )
+{
+	if (!d_this)
+		return 0;
+
+	LVITEM lvItem;
+	memset( &lvItem, 0, sizeof( lvItem ) );
+
+	lvItem.iItem = getItemCount();
+
+	lvItem.mask = LVIF_TEXT;
+	lvItem.pszText = (LPSTR) item;
+	lvItem.cchTextMax = 256;
+
+	return ListView_InsertItem( d_this->d_hwnd, &lvItem );
+}
+
+void
+mxListView::remove ( int index )
+{
+	if (!d_this)
+		return;
+
+	ListView_DeleteItem (d_this->d_hwnd, index );
+}
+
+void
+mxListView::removeAll ()
+{
+	ListView_DeleteAllItems(d_this->d_hwnd);
+}
+
+void
+mxListView::setLabel ( int item , int column, const char *label)
+{
+	if (!d_this)
+		return;
+
+	LVITEM lvItem;
+	memset( &lvItem, 0, sizeof( lvItem ) );
+	lvItem.mask = LVIF_TEXT;
+	lvItem.iItem = item;
+	lvItem.iSubItem = column;
+
+	lvItem.pszText = (LPSTR) label;
+	lvItem.cchTextMax = 256;
+
+	ListView_SetItem (d_this->d_hwnd, &lvItem);
+}
+
+void mxListView::setLabel( int item, int column, const wchar_t *label )
+{
+	if (!d_this)
+		return;
+
+	LV_ITEMW lvItem;
+	memset( &lvItem, 0, sizeof( lvItem ) );
+	lvItem.mask = LVIF_TEXT;
+	lvItem.iItem = item;
+	lvItem.iSubItem = column;
+
+	lvItem.pszText = (wchar_t *)label;
+	lvItem.cchTextMax = 256;
+
+   SendMessage(d_this->d_hwnd, LVM_SETITEMW, 0, (LPARAM)(const LV_ITEMW FAR*)(&lvItem));
+}
+
+void
+mxListView::setUserData ( int item, int column, void *userData)
+{
+	if (!d_this)
+		return;
+
+	LVITEM lvItem;
+	memset( &lvItem, 0, sizeof( lvItem ) );
+	lvItem.mask = LVIF_PARAM;
+	lvItem.iItem = item;
+	lvItem.iSubItem = column;
+	lvItem.lParam = (LPARAM) userData;
+
+	ListView_SetItem (d_this->d_hwnd, &lvItem);
+}
+
+
+void
+mxListView::setSelected ( int item, bool b)
+{
+	if (!d_this)
+		return;
+
+	ListView_SetItemState (d_this->d_hwnd, item, b ? ( LVIS_SELECTED | LVIS_FOCUSED ): 0 , LVIS_SELECTED | LVIS_FOCUSED );
+}
+
+int mxListView::getItemCount() const
+{
+	if (!d_this)
+		return 0;
+
+	return ListView_GetItemCount( d_this->d_hwnd );
+}
+
+int mxListView::getNextSelectedItem( int startitem /*= 0*/ ) const
+{
+	if (!d_this)
+		return -1;
+
+	if ( ListView_GetSelectedCount( d_this->d_hwnd ) == 0 )
+		return -1;
+
+	int c = getItemCount();
+	int start = startitem + 1;
+
+	while ( start < c )
+	{
+		if ( isSelected( start ) )
+			return start;
+		start++;
+	}
+
+	return -1;
+}
+
+int mxListView::getNumSelected() const
+{
+	if (!d_this)
+		return 0;
+
+	return ListView_GetSelectedCount( d_this->d_hwnd );
+}
+
+const char*
+mxListView::getLabel ( int item, int column ) const
+{
+	static char label[256];
+	strcpy (label, "");
+
+	if (!d_this)
+		return label;
+
+	LVITEM lvItem;
+	memset( &lvItem, 0, sizeof( lvItem ) );
+	lvItem.mask = LVIF_TEXT;
+	lvItem.iItem = item;
+	lvItem.iSubItem = column;
+	lvItem.pszText = (LPSTR) label;
+	lvItem.cchTextMax = 256;
+	ListView_GetItem (d_this->d_hwnd, &lvItem);
+
+	return lvItem.pszText;
+}
+
+
+
+void*
+mxListView::getUserData ( int item, int column ) const
+{
+	if (!d_this)
+		return 0;
+
+	LVITEM lvItem;
+	memset( &lvItem, 0, sizeof( lvItem ) );
+	lvItem.mask = LVIF_PARAM;
+	lvItem.iItem = item;
+	lvItem.iSubItem = column;
+
+	ListView_GetItem (d_this->d_hwnd, &lvItem);
+
+	return (void *) lvItem.lParam;
+}
+
+
+
+bool
+mxListView::isSelected ( int index ) const
+{
+	if (!d_this)
+		return false;
+
+	int state = ListView_GetItemState( d_this->d_hwnd, index, LVIS_SELECTED );
+	if ( state & LVIS_SELECTED )
+		return true;
+
+	return false;
+}
+
+void mxListView::setImageList( void *himagelist )
+{
+	ListView_SetImageList(d_this->d_hwnd, (HIMAGELIST)himagelist, LVSIL_SMALL );
+}
+
+void mxListView::setImage( int item, int column, int imagenormal )
+{
+	if (!d_this)
+		return;
+
+	LVITEM lvItem;
+	memset( &lvItem, 0, sizeof( lvItem ) );
+	lvItem.mask = LVIF_IMAGE;
+	lvItem.iItem = item;
+	lvItem.iSubItem = column;
+	lvItem.iImage = imagenormal;
+	//lvItem.state = INDEXTOSTATEIMAGEMASK( imagenormal );
+	//lvItem.stateMask = -1;
+
+	ListView_SetItem (d_this->d_hwnd, &lvItem);
+}
+
+void mxListView::insertTextColumn( int column, int width, char const *label )
+{
+	if (!d_this)
+		return;
+
+	LVCOLUMN col;
+	memset( &col, 0, sizeof( col ) );
+
+	col.mask = LVCF_TEXT | LVCF_SUBITEM | LVCF_WIDTH | LVCF_ORDER;
+	col.iOrder = column;
+	col.pszText = (char *)label;
+	col.cchTextMax = 256;
+	col.iSubItem = column;
+	col.cx = width;
+
+	ListView_InsertColumn( d_this->d_hwnd, column, &col );
+}
+
+void mxListView::insertImageColumn( int column, int width, int imageindex )
+{
+	if (!d_this)
+		return;
+
+	LVCOLUMN col;
+	memset( &col, 0, sizeof( col ) );
+
+	col.mask = LVCF_IMAGE | LVCF_SUBITEM | LVCF_WIDTH | LVCF_ORDER | LVCF_FMT;
+	col.fmt = LVCFMT_IMAGE;
+	col.iOrder = column;
+	col.iSubItem = column;
+	col.cx = width;
+	col.iImage = imageindex;
+
+	ListView_InsertColumn( d_this->d_hwnd, column, &col );
+}
+
+void mxListView::setDrawingEnabled( bool draw )
+{
+	if (!d_this)
+		return;
+
+	SendMessage( d_this->d_hwnd, WM_SETREDRAW, (WPARAM)draw ? TRUE : FALSE, (LPARAM)0 );
+}
+
+void mxListView::deselectAll()
+{
+	if ( !d_this )
+		return;
+
+	setDrawingEnabled( false );
+	int c = getItemCount();
+	for ( int i = 0; i < c; i++ )
+	{
+		if ( isSelected( i ) )
+		{
+			setSelected( i, false );
+		}
+	}
+
+	setDrawingEnabled( true );
+}
+
+void mxListView::scrollToItem( int item )
+{
+	if ( !d_this )
+		return;
+
+	ListView_EnsureVisible( d_this->d_hwnd, item, FALSE );
+}