gtkradiant/radiant/ui.cpp

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/*
Copyright (C) 1999-2007 id Software, Inc. and contributors.
For a list of contributors, see the accompanying CONTRIBUTORS file.
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
*/
//-----------------------------------------------------------------------------
//
// DESCRIPTION:
// implementation of IMessaging specific interface
//
#include "stdafx.h"
CPtrArray l_Listeners[RADIANT_MSGCOUNT];
CPtrArray l_WindowListeners;
CXYWndWrapper l_XYWndWrapper;
// CGtkWindow implementation -------------------------------------
static void button_press (GtkWidget *widget, GdkEventButton *event, gpointer data)
{
IWindowListener *pListen = static_cast<IWindowListener *>(data);
switch (event->button)
{
case 1:
pListen->OnLButtonDown(event->state, event->x, event->y); break;
case 3:
pListen->OnRButtonDown(event->state, event->x, event->y); break;
}
}
static void button_release (GtkWidget *widget, GdkEventButton *event, gpointer data)
{
IWindowListener *pListen = static_cast<IWindowListener *>(data);
switch (event->button)
{
case 1:
pListen->OnLButtonUp(event->state, event->x, event->y); break;
case 3:
pListen->OnRButtonUp(event->state, event->x, event->y); break;
}
}
static void motion (GtkWidget *widget, GdkEventMotion *event, gpointer data)
{
IWindowListener *pListen = static_cast<IWindowListener *>(data);
pListen->OnMouseMove(event->state, event->x, event->y);
}
static gint expose (GtkWidget *widget, GdkEventExpose *event, gpointer data)
{
if (event->count > 0)
return TRUE;
CGtkWindow *pWindow = static_cast<CGtkWindow *>(data);
pWindow->DoExpose();
return TRUE;
}
// we use the string versions of the keys for now..
static gint keypress (GtkWidget* widget, GdkEventKey* event, gpointer data)
{
gint ret;
IWindowListener *pListen = static_cast<IWindowListener *>(data);
ret = pListen->OnKeyPressed(gdk_keyval_name(event->keyval));
if (ret)
{
gtk_signal_emit_stop_by_name (GTK_OBJECT (widget), "key_press_event");
}
return ret;
}
// close_widget is not hooked on the listener but on the CGtkWindow object to handle the closure
static gint close_widget (GtkWidget *widget, GdkEvent* event, gpointer data)
{
CGtkWindow *pWindow = static_cast<CGtkWindow *>(data);
pWindow->Close();
return TRUE;
}
void CGtkWindow::DoExpose()
{
gtk_glwidget_make_current(m_pGLWidget);
if (m_pListen->Paint())
gtk_glwidget_swap_buffers(m_pGLWidget);
}
void CGtkWindow::Redraw()
{
gtk_widget_queue_draw(m_pGLWidget);
}
void CGtkWindow::Close()
{
// similar to a destructor, except we warn first
m_pListen->Close();
m_pListen->DecRef(); m_pListen = NULL;
gtk_widget_destroy(m_pWnd); m_pWnd = NULL;
}
bool CGtkWindow::Show()
{
// check we got everything and are reading to instanciate
if (m_nWidthParam == 0 || m_nHeightParam == 0)
{
Sys_FPrintf(SYS_ERR, "Height and Width params not set in CGtkWindow::Show\n");
return false;
}
if (!m_pListen)
{
Sys_FPrintf(SYS_ERR, "No listener set in CGtkWindow::Show\n");
return false;
}
// seems all good, here we go
m_pWnd = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_title (GTK_WINDOW (m_pWnd), m_Name.GetBuffer());
gtk_window_set_default_size (GTK_WINDOW (m_pWnd), m_nWidthParam, m_nHeightParam);
gtk_widget_show (m_pWnd);
// GL widget creation
m_pGLWidget = gtk_glwidget_new(FALSE, g_qeglobals_gui.d_glBase);
gtk_widget_set_events (m_pGLWidget, GDK_DESTROY | GDK_EXPOSURE_MASK | GDK_KEY_PRESS_MASK |
GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_POINTER_MOTION_MASK);
// Connect signal handlers
gtk_signal_connect (GTK_OBJECT (m_pGLWidget), "expose_event", GTK_SIGNAL_FUNC (expose), this);
gtk_signal_connect (GTK_OBJECT (m_pGLWidget), "motion_notify_event",
GTK_SIGNAL_FUNC (motion), m_pListen);
gtk_signal_connect (GTK_OBJECT (m_pGLWidget), "button_press_event",
GTK_SIGNAL_FUNC (button_press), m_pListen);
gtk_signal_connect (GTK_OBJECT (m_pGLWidget), "button_release_event",
GTK_SIGNAL_FUNC (button_release), m_pListen);
gtk_signal_connect (GTK_OBJECT (m_pWnd), "delete_event", GTK_SIGNAL_FUNC (close_widget), this);
gtk_signal_connect (GTK_OBJECT (m_pWnd), "key_press_event",
GTK_SIGNAL_FUNC (keypress), m_pListen);
gtk_widget_show (m_pGLWidget);
gtk_container_add (GTK_CONTAINER (m_pWnd), m_pGLWidget);
return true;
}
IWindow* WINAPI QERApp_CreateGLWindow()
{
return new CGtkWindow;
}
void WINAPI QERApp_HookWindow(IWindowListener* pListen)
{
l_WindowListeners.Add( pListen );
pListen->IncRef();
}
void WINAPI QERApp_UnHookWindow(IWindowListener* pListen)
{
for ( int i = 0; i < l_WindowListeners.GetSize(); i++ )
{
if (l_WindowListeners.GetAt(i) == pListen)
{
l_WindowListeners.RemoveAt(i);
pListen->DecRef();
return;
}
}
#ifdef _DEBUG
Sys_Printf("WARNING: IWindowListener not found in QERApp_UnHookWindow\n");
#endif
}
void DispatchOnMouseMove(guint32 nFlags, int x, int y)
{
for( int i = 0; i < l_WindowListeners.GetSize(); i++ )
static_cast<IWindowListener*>(l_WindowListeners.GetAt(i))->OnMouseMove( nFlags, x, y );
}
bool DispatchOnLButtonDown(guint32 nFlags, int x, int y)
{
for( int i = 0; i < l_WindowListeners.GetSize(); i++ )
if (static_cast<IWindowListener*>(l_WindowListeners.GetAt(i))->OnLButtonDown( nFlags, x, y ))
return true;
return false;
}
bool DispatchOnLButtonUp(guint32 nFlags, int x, int y)
{
for( int i = 0; i < l_WindowListeners.GetSize(); i++ )
if (static_cast<IWindowListener*>(l_WindowListeners.GetAt(i))->OnLButtonUp( nFlags, x, y ))
return true;
return false;
}
void WINAPI QERApp_HookListener(IListener* pListen, int Msg)
{
#ifdef _DEBUG
if (Msg >= RADIANT_MSGCOUNT)
{
Sys_Printf("ERROR: bad index in QERApp_HookListener\n");
return;
}
#endif
l_Listeners[Msg].Add( pListen );
pListen->IncRef();
}
int WINAPI QERApp_UnHookListener(IListener* pListen)
{
int count = 0;
for( int i = 0; i<RADIANT_MSGCOUNT; i++ )
for( int j = 0; j<l_Listeners[i].GetSize(); j++ )
if (l_Listeners[i].GetAt(j) == pListen)
{
l_Listeners[i].RemoveAt(j);
pListen->DecRef();
count++;
}
return count;
}
void DispatchRadiantMsg( int Msg )
{
#ifdef _DEBUG
if (Msg >= RADIANT_MSGCOUNT)
{
Sys_Printf("ERROR: bad index in DispatchRadiantMsg\n");
return;
}
#endif
for(int i = 0; i<l_Listeners[Msg].GetSize(); i++)
static_cast<IListener *>(l_Listeners[Msg].GetAt(i))->DispatchRadiantMsg(Msg);
}
void CXYWndWrapper::SnapToGrid( int x1, int y1, vec3_t pt )
{
int height = g_pParentWnd->ActiveXY()->GetWidget()->allocation.height;
g_pParentWnd->ActiveXY()->SnapToPoint( x1, height - 1 - y1, pt );
}
VIEWTYPE CXYWndWrapper::GetViewType( void )
{
return (VIEWTYPE)g_pParentWnd->ActiveXY()->GetViewType();
}
IXYWndWrapper* WINAPI QERApp_GetXYWndWrapper()
{
return &l_XYWndWrapper;
}