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utils/mxtk/mxwidget.cpp

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+//
+//                 mxToolKit (c) 1999 by Mete Ciragan
+//
+// file:           mxWidget.cpp
+// implementation: Win32 API
+// last modified:  Mar 19 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/mxWidget.h"
+#include <windows.h>
+#include <commctrl.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+void mxTab_resizeChild (HWND hwnd);
+void mx_addWidget (mxWidget *widget);
+void mx_removeWidget (mxWidget *widget);
+
+
+
+class mxWidget_i
+{
+public:
+	mxWindow *d_parent_p;
+	HWND d_hwnd;
+	void *d_userData;
+	int d_type;
+};
+
+
+
+mxWidget::mxWidget (mxWindow *parent, int x, int y, int w, int h, const char *label)
+{
+	d_this = new mxWidget_i;
+
+	setHandle (0);
+	setType (-1);
+	setParent (parent);
+	setBounds (x, y, w, h);
+	setVisible (true);
+	setEnabled (true);
+	setId (0);
+	setUserData (0);
+	setLabel (label);
+
+	mx_addWidget (this);
+}
+
+
+
+mxWidget::~mxWidget ()
+{
+	mx_removeWidget (this);
+
+	if (d_this->d_type == MX_MENU ||
+		d_this->d_type == MX_MENUBAR ||
+		d_this->d_type == MX_POPUPMENU)
+		DestroyMenu ((HMENU) d_this->d_hwnd);
+	else
+		DestroyWindow (d_this->d_hwnd);
+
+	delete d_this;
+}
+
+bool mxWidget::CanClose()
+{
+	// Assume yes
+	return true;
+}
+
+void mxWidget::OnDelete()
+{
+	// Nothing
+}
+
+void
+mxWidget::setHandle (void *handle)
+{
+	d_this->d_hwnd = (HWND) handle;
+}
+
+
+
+void
+mxWidget::setType (int type)
+{
+	d_this->d_type = type;
+}
+
+
+
+void
+mxWidget::setParent (mxWindow *parentWindow)
+{
+	d_this->d_parent_p = parentWindow;
+}
+
+
+
+void
+mxWidget::setBounds (int x, int y, int w, int h)
+{
+	char str[128];
+	GetClassName (d_this->d_hwnd, str, 128);
+
+	if (!strcmp (str, "COMBOBOX"))
+		MoveWindow (d_this->d_hwnd, x, y, w, h + 100, TRUE);
+	else
+		MoveWindow (d_this->d_hwnd, x, y, w, h, TRUE);
+
+	if (!strcmp (str, WC_TABCONTROL))
+		mxTab_resizeChild (d_this->d_hwnd);
+}
+
+
+
+void
+mxWidget::setLabel (const char *format, ... )
+{
+	if (format == NULL)
+	{
+		if (d_this->d_hwnd)
+		{
+			SetWindowText (d_this->d_hwnd, NULL);
+		}
+		return;
+	}
+
+	va_list		argptr;
+	static char		string[1024];
+	
+	va_start (argptr, format);
+	vsprintf (string, format,argptr);
+	va_end (argptr);
+
+	if (d_this->d_hwnd)
+	{
+		SetWindowText (d_this->d_hwnd, string);
+	}
+}
+
+
+void
+mxWidget::setVisible (bool b)
+{
+	if (b)
+		SetWindowPos (d_this->d_hwnd, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW);
+	else
+		ShowWindow (d_this->d_hwnd, SW_HIDE);
+}
+
+
+
+void
+mxWidget::setEnabled (bool b)
+{
+	EnableWindow (d_this->d_hwnd, b);
+}
+
+
+
+void
+mxWidget::setId (int id)
+{
+	SetWindowLong (d_this->d_hwnd, GWL_ID, (LONG) id);
+}
+
+
+
+void
+mxWidget::setUserData (void *userData)
+{
+	d_this->d_userData = userData;
+}
+
+
+
+void*
+mxWidget:: getHandle () const
+{
+	return (void *) d_this->d_hwnd;
+}
+
+
+
+int
+mxWidget::getType () const
+{
+	return d_this->d_type;
+}
+
+
+
+mxWindow*
+mxWidget::getParent () const
+{
+	return d_this->d_parent_p;
+}
+
+
+
+int
+mxWidget::x () const
+{
+	RECT rc;
+	GetWindowRect (d_this->d_hwnd, &rc);
+	return  (int) rc.left;
+}
+
+
+
+int
+mxWidget::y () const
+{
+	RECT rc;
+	GetWindowRect (d_this->d_hwnd, &rc);
+	return (int) rc.top;
+}
+
+
+
+int
+mxWidget::w () const
+{
+	RECT rc;
+	GetWindowRect (d_this->d_hwnd, &rc);
+	return (int) (rc.right - rc.left);
+}
+
+
+
+int
+mxWidget::h () const
+{
+	RECT rc;
+	GetWindowRect (d_this->d_hwnd, &rc);
+	return (int) (rc.bottom - rc.top);
+}
+
+
+
+int
+mxWidget::w2 () const
+{
+	RECT rc;
+	GetClientRect (d_this->d_hwnd, &rc);
+	return (int) (rc.right - rc.left);
+}
+
+
+
+int
+mxWidget::h2 () const
+{
+	RECT rc;
+	GetClientRect (d_this->d_hwnd, &rc);
+	return (int) (rc.bottom - rc.top);
+}
+
+
+
+const char*
+mxWidget::getLabel () const
+{
+	static char label[256];
+	GetWindowText (d_this->d_hwnd, label, 256);
+	return label;
+}
+
+
+
+bool
+mxWidget::isVisible () const
+{
+	return ( IsWindowVisible (d_this->d_hwnd) ? true : false );
+}
+
+
+
+bool
+mxWidget::isEnabled () const
+{
+	return ( IsWindowEnabled (d_this->d_hwnd) ? true : false );
+}
+
+
+
+int
+mxWidget::getId () const
+{
+	return (int) GetWindowLong (d_this->d_hwnd, GWL_ID);
+}
+
+
+
+void*
+mxWidget::getUserData () const
+{
+	return d_this->d_userData;
+}