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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2001-2002 NaN Holding BV. All rights reserved. */
/** \file
* \ingroup GHOST
*/
/**
* Copyright (C) 2001 NaN Technologies B.V.
*/
#include "GHOST_WindowManager.h"
#include "GHOST_Debug.h"
#include "GHOST_Window.h"
#include <algorithm>
GHOST_WindowManager::GHOST_WindowManager()
: m_fullScreenWindow(nullptr), m_activeWindow(nullptr), m_activeWindowBeforeFullScreen(nullptr)
{
}
GHOST_WindowManager::~GHOST_WindowManager()
{
/* m_windows is freed by GHOST_System::disposeWindow */
}
GHOST_TSuccess GHOST_WindowManager::addWindow(GHOST_IWindow *window)
{
GHOST_TSuccess success = GHOST_kFailure;
if (window) {
if (!getWindowFound(window)) {
/* Store the pointer to the window. */
m_windows.push_back(window);
success = GHOST_kSuccess;
}
}
return success;
}
GHOST_TSuccess GHOST_WindowManager::removeWindow(const GHOST_IWindow *window)
{
GHOST_TSuccess success = GHOST_kFailure;
if (window) {
if (window == m_fullScreenWindow) {
endFullScreen();
}
else {
std::vector<GHOST_IWindow *>::iterator result = find(
m_windows.begin(), m_windows.end(), window);
if (result != m_windows.end()) {
setWindowInactive(window);
m_windows.erase(result);
success = GHOST_kSuccess;
}
}
}
return success;
}
bool GHOST_WindowManager::getWindowFound(const GHOST_IWindow *window) const
{
bool found = false;
if (window) {
if (getFullScreen() && (window == m_fullScreenWindow)) {
found = true;
}
else {
std::vector<GHOST_IWindow *>::const_iterator result = find(
m_windows.begin(), m_windows.end(), window);
if (result != m_windows.end()) {
found = true;
}
}
}
return found;
}
bool GHOST_WindowManager::getFullScreen() const
{
return m_fullScreenWindow != nullptr;
}
GHOST_IWindow *GHOST_WindowManager::getFullScreenWindow() const
{
return m_fullScreenWindow;
}
GHOST_TSuccess GHOST_WindowManager::beginFullScreen(GHOST_IWindow *window, bool /*stereoVisual*/)
{
GHOST_TSuccess success = GHOST_kFailure;
GHOST_ASSERT(window, "GHOST_WindowManager::beginFullScreen(): invalid window");
GHOST_ASSERT(window->getValid(), "GHOST_WindowManager::beginFullScreen(): invalid window");
if (!getFullScreen()) {
m_fullScreenWindow = window;
m_activeWindowBeforeFullScreen = getActiveWindow();
setActiveWindow(m_fullScreenWindow);
m_fullScreenWindow->beginFullScreen();
success = GHOST_kSuccess;
}
return success;
}
GHOST_TSuccess GHOST_WindowManager::endFullScreen()
{
GHOST_TSuccess success = GHOST_kFailure;
if (getFullScreen()) {
if (m_fullScreenWindow != nullptr) {
// GHOST_PRINT("GHOST_WindowManager::endFullScreen(): deleting full-screen window\n");
setWindowInactive(m_fullScreenWindow);
m_fullScreenWindow->endFullScreen();
delete m_fullScreenWindow;
// GHOST_PRINT("GHOST_WindowManager::endFullScreen(): done\n");
m_fullScreenWindow = nullptr;
if (m_activeWindowBeforeFullScreen) {
setActiveWindow(m_activeWindowBeforeFullScreen);
}
}
success = GHOST_kSuccess;
}
return success;
}
GHOST_TSuccess GHOST_WindowManager::setActiveWindow(GHOST_IWindow *window)
{
GHOST_TSuccess success = GHOST_kSuccess;
if (window != m_activeWindow) {
if (getWindowFound(window)) {
m_activeWindow = window;
}
else {
success = GHOST_kFailure;
}
}
return success;
}
GHOST_IWindow *GHOST_WindowManager::getActiveWindow() const
{
return m_activeWindow;
}
void GHOST_WindowManager::setWindowInactive(const GHOST_IWindow *window)
{
if (window == m_activeWindow) {
m_activeWindow = nullptr;
}
}
const std::vector<GHOST_IWindow *> &GHOST_WindowManager::getWindows() const
{
return m_windows;
}
GHOST_IWindow *GHOST_WindowManager::getWindowAssociatedWithOSWindow(void *osWindow)
{
std::vector<GHOST_IWindow *>::iterator iter;
for (iter = m_windows.begin(); iter != m_windows.end(); ++iter) {
if ((*iter)->getOSWindow() == osWindow) {
return *iter;
}
}
return nullptr;
}
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