windowobservers.h

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/*
 Copyright (C) 2001-2006, William Joseph.
 All Rights Reserved.

 This file is part of GtkRadiant.

 GtkRadiant 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.

 GtkRadiant 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 GtkRadiant; if not, write to the Free Software
 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#if !defined(INCLUDED_WINDOWOBSERVERS_H)
#define INCLUDED_WINDOWOBSERVERS_H

#include "windowobserver.h"

#include <gdk/gdktypes.h>

#include "math/Vector3.h"
#include "stream/textstream.h"
#include "stream/textfilestream.h"

class WindowObserver;
void GlobalWindowObservers_add (WindowObserver* observer);
typedef struct _GtkWidget GtkWidget;
typedef struct _GtkWindow GtkWindow;
void GlobalWindowObservers_connectWidget (GtkWidget* widget);
void GlobalWindowObservers_connectTopLevel (GtkWindow* window);

/* greebo: This translates the button information from an GDKEvent event->button
 * into the constants defined in include/windowobserver.h */
inline ButtonIdentifier button_for_button (unsigned int button)
{
    switch (button) {
    case 1:
        return c_buttonLeft;
    case 2:
        return c_buttonMiddle;
    case 3:
        return c_buttonRight;
    default:
        // no button ID has matched, this button is "unknown", inform the user about the ID
        globalOutputStream() << "Unknown mouse button pressed: ID=" << button << "\n";
        return c_buttonInvalid;
    }
}

/* greebo: This translates the modifier information from an GDKEvent event->state
 * into the constants defined in include/windowobserver.h */
inline ModifierFlags modifiers_for_state (unsigned int state)
{
    ModifierFlags modifiers = c_modifierNone;
    if (state & GDK_SHIFT_MASK)
        modifiers |= c_modifierShift;
    if (state & GDK_CONTROL_MASK)
        modifiers |= c_modifierControl;
    if (state & GDK_MOD1_MASK)
        modifiers |= c_modifierAlt;
    return modifiers;
}

inline WindowVector WindowVector_forDouble (double x, double y)
{
    return WindowVector(static_cast<float> (x), static_cast<float> (y));
}

#endif