Added ComboBox. Also improved callback filtering and made controls auto register themselves.

1 files changed, 170 insertions, 0 deletions

diff --git a/src/combobox.cpp b/src/combobox.cpp
new file mode 100644
index 0000000..9f1108e
--- /dev/null
+++ b/src/combobox.cpp
@@ -0,0 +1,170 @@
+//  w32dlib - Win32 Control Helpers
+//
+//  Copyright (C) 2005  Ian Cowburn (ianc@noddybox.demon.co.uk)
+//
+//  This program is free software; you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License as published by
+//  the Free Software Foundation; either version 2 of the License, or
+//  (at your option) any later version.
+//
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU General Public License for more details.
+//
+//  You should have received a copy of the GNU General Public License
+//  along with this program; if not, write to the Free Software
+//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+//
+//  -------------------------------------------------------------------------
+//
+#include "w32dlib/window.h"
+#include "w32dlib/combobox.h"
+
+namespace W32DLib
+{
+
+// ------------------------------------------------------------
+//
+ComboBox::ComboBox(Dialog *parent, int resource_id) :
+				Control(parent,resource_id)
+{
+}
+
+
+// ------------------------------------------------------------
+//
+ComboBox::~ComboBox()
+{
+}
+
+
+// ------------------------------------------------------------
+//
+void ComboBox::OnSelection(Window *owner, W32DLibCallback callback)
+{
+    Control::AddCallback(WM_COMMAND,CBN_SELCHANGE,owner,callback);
+}
+
+
+// ------------------------------------------------------------
+//
+void ComboBox::OnDoubleClick(Window *owner, W32DLibCallback callback)
+{
+    Control::AddCallback(WM_COMMAND,CBN_DBLCLK,owner,callback);
+}
+
+
+// ------------------------------------------------------------
+//
+void ComboBox::OnTextChanged(Window *owner, W32DLibCallback callback)
+{
+    Control::AddCallback(WM_COMMAND,CBN_EDITCHANGE,owner,callback);
+}
+
+
+// ------------------------------------------------------------
+//
+void ComboBox::Reset()
+{
+    SendMsg(CB_RESETCONTENT,0,0);
+}
+
+
+// ------------------------------------------------------------
+//
+void ComboBox::MaxLen(int count)
+{
+    SendMsg(CB_LIMITTEXT,count,0);
+}
+
+
+// ------------------------------------------------------------
+//
+int ComboBox::Count()
+{
+    return SendMsg(CB_GETCOUNT,0,0);
+}
+
+
+// ------------------------------------------------------------
+//
+int  ComboBox::AddString(const char *text)
+{
+    return SendMsg(CB_ADDSTRING,0,reinterpret_cast<LPARAM>(text));
+}
+
+
+// ------------------------------------------------------------
+//
+int  ComboBox::AddString(const char *text, int index)
+{
+    return SendMsg(CB_INSERTSTRING,index,reinterpret_cast<LPARAM>(text));
+}
+
+
+// ------------------------------------------------------------
+//
+int ComboBox::RemoveString(int index)
+{
+    return SendMsg(CB_DELETESTRING,index,0);
+}
+
+
+// ------------------------------------------------------------
+//
+std::string ComboBox::GetString(int index)
+{
+    std::string result;
+    LRESULT len=SendMsg(CB_GETLBTEXTLEN,index,0);
+
+    if (len!=CB_ERR)
+    {
+    	char *text=new char[len+1];
+
+	SendMsg(CB_GETLBTEXT,index,reinterpret_cast<LPARAM>(text));
+
+	result=text;
+
+	delete[] text;
+    }
+
+    return result;
+}
+
+
+// ------------------------------------------------------------
+//
+int ComboBox::TopRowIndex()
+{
+    return SendMsg(CB_GETTOPINDEX,0,0);
+}
+
+
+// ------------------------------------------------------------
+//
+void ComboBox::TopRowIndex(int index)
+{
+    SendMsg(CB_SETTOPINDEX,index,0);
+}
+
+
+// ------------------------------------------------------------
+//
+int ComboBox::SelectedIndex()
+{
+    return SendMsg(CB_GETCURSEL,0,0);
+}
+
+
+// ------------------------------------------------------------
+//
+void ComboBox::SelectedIndex(int index)
+{
+    SendMsg(CB_SETCURSEL,index,0);
+}
+
+
+};	// namespace W32DLib
+
+// END OF FILE