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1 files changed, 140 insertions, 0 deletions

diff --git a/utils/mxtk/mxlineedit.cpp b/utils/mxtk/mxlineedit.cpp
new file mode 100644
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+++ b/utils/mxtk/mxlineedit.cpp
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+//
+//                 mxToolKit (c) 1999 by Mete Ciragan
+//
+// file:           mxLineEdit.cpp
+// implementation: Win32 API
+// last modified:  Mar 18 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/mxLineEdit.h"
+#include <windows.h>
+#include "mxtk/mxEvent.h"
+#include "mxtk/mxWindow.h"
+
+
+class mxLineEdit_i
+{
+public:
+	int dummy;
+};
+
+#include "tier0/dbg.h"
+
+
+typedef LRESULT (CALLBACK * WndProc_t)(HWND hwnd, UINT uMessage, WPARAM wParam, LPARAM lParam);
+
+static WndProc_t s_OldWndProc = 0;
+
+static LRESULT CALLBACK EditWndProc (HWND hwnd, UINT uMessage, WPARAM wParam, LPARAM lParam)
+{
+	int iret = 0;
+
+	// This lovely bit of hackery ensures we get return key events
+	if ( uMessage == WM_CHAR)
+	{
+		iret = s_OldWndProc( hwnd, uMessage, wParam, lParam );
+
+		// Post the message directly to all windows in the hierarchy until
+		// someone responds
+		mxLineEdit *lineEdit = (mxLineEdit *) GetWindowLong (hwnd, GWL_USERDATA);
+		mxEvent event;
+		event.event = mxEvent::KeyDown;
+		event.action = lineEdit->getId();
+		event.key = (int) wParam;
+
+		mxWindow* window = lineEdit->getParent();
+		while (window)
+		{
+			if (window->handleEvent (&event))
+				break;
+
+			window = window->getParent ();
+		}
+	}
+	else
+	{
+		if ( uMessage == WM_LBUTTONDOWN )
+		{
+			SetFocus( hwnd );
+		}
+		iret = s_OldWndProc( hwnd, uMessage, wParam, lParam );
+	}
+	return iret;
+}
+
+mxLineEdit::mxLineEdit (mxWindow *parent, int x, int y, int w, int h, const char *label, int id, int style)
+: mxWidget (parent, x, y, w, h, label)
+{
+	if (!parent)
+		return;
+
+	DWORD dwStyle = WS_VISIBLE | WS_CHILD | ES_AUTOHSCROLL | WS_TABSTOP; //  | ES_WANTRETURN | ES_MULTILINE;
+	HWND hwndParent = (HWND) ((mxWidget *) parent)->getHandle ();
+
+	if (style == ReadOnly)
+		dwStyle |= ES_READONLY;
+	else if (style == Password)
+		dwStyle |= ES_PASSWORD;
+
+	if (!s_OldWndProc)
+	{
+		WNDCLASSEX editClass;
+		GetClassInfoEx( (HINSTANCE) GetModuleHandle (NULL), "EDIT", &editClass );
+		s_OldWndProc = editClass.lpfnWndProc;
+
+		editClass.cbSize = sizeof(WNDCLASSEX);
+		editClass.cbClsExtra = 0;
+		editClass.lpfnWndProc = EditWndProc;
+		editClass.lpszClassName = "mx_edit";
+		RegisterClassEx( &editClass ); 
+	}
+
+	void *handle = (void *) CreateWindowEx (WS_EX_CLIENTEDGE, "mx_edit", label, dwStyle, //WS_VISIBLE | WS_CHILD | ES_AUTOHSCROLL,
+				x, y, w, h, hwndParent,
+				(HMENU) id, (HINSTANCE) GetModuleHandle (NULL), NULL);
+	
+	SendMessage ((HWND) handle, WM_SETFONT, (WPARAM) (HFONT) GetStockObject (ANSI_VAR_FONT), MAKELPARAM (TRUE, 0));
+	SendMessage ((HWND) getHandle (), EM_LIMITTEXT, (WPARAM) 256, 0L);
+	SetWindowLong ((HWND) handle, GWL_USERDATA, (LONG) this);
+
+	setHandle (handle);
+	setType (MX_LINEEDIT);
+	setParent (parent);
+	setId (id);
+}
+
+
+
+mxLineEdit::~mxLineEdit ()
+{
+}
+
+void mxLineEdit::clear()
+{
+	SendMessage( (HWND)getHandle(), WM_SETTEXT, (WPARAM)0, (LPARAM)"" );
+}
+
+void mxLineEdit::getText( char *buf, size_t bufsize )
+{
+	buf[ 0 ] = 0;
+	SendMessage( (HWND) getHandle (), WM_GETTEXT, (WPARAM)bufsize, (LPARAM)buf );
+}
+
+void
+mxLineEdit::setMaxLength (int max)
+{
+	SendMessage ((HWND) getHandle (), EM_LIMITTEXT, (WPARAM) max, 0L);
+}
+
+
+
+int
+mxLineEdit::getMaxLength () const
+{
+	return (int) SendMessage ((HWND) getHandle (), EM_GETLIMITTEXT, 0, 0L);
+}