/** Adds a Window to the Event Manager */
void EventMgr::AddWindow(Window* win)
{
unsigned int i;
if (win == NULL) {
return;
}
bool found = false;
for (i = 0; i < windows.size(); i++) {
if (windows[i] == win) {
goto ok;
}
if(windows[i]==NULL) {
windows[i] = win;
ok:
SetOnTop( i );
found = true;
break;
}
}
if (!found) {
windows.push_back( win );
if (windows.size() == 1)
topwin.push_back( 0 );
else
SetOnTop( ( int ) windows.size() - 1 );
}
SetDefaultFocus(win);
}
LRESULT CContainerWnd::WndProc(unsigned int msg, WPARAM wParam, LPARAM lParam)
{
switch(msg)
{
case WM_INVALIDATEPARENT:
OnInvalidateParent(wParam);
break;
case WM_SETFOCUS:
if(m_pFocusComp)
{
m_pFocusComp->ChangeFocus(false, NULL);
m_pFocusComp = NULL;
}
SetDefaultFocus();
break;
case WM_KILLFOCUS:
if(m_pFocusComp)
{
m_pFocusComp->ChangeFocus(false, NULL);
m_pFocusComp = NULL;
}
break;
case WM_REQUESTFOCUS:
{
if(GetFocus() != m_hwnd)SetFocus(m_hwnd);
CComponent *pComp = reinterpret_cast<CComponent *>(lParam);
if(m_pFocusComp)m_pFocusComp->ChangeFocus(false, pComp);
pComp->ChangeFocus(true, m_pFocusComp);
m_pFocusComp = pComp;
}
break;
case WM_RELEASEFOCUS:
if(m_pFocusComp)
{
CComponent *pComp = reinterpret_cast<CComponent *>(lParam);
m_pFocusComp->ChangeFocus(false, pComp);
m_pFocusComp = NULL;
}
break;
case WM_KEYDOWN:
case WM_KEYUP:
case WM_CHAR:
case WM_DEADCHAR:
case WM_SYSKEYDOWN:
case WM_SYSDEADCHAR:
case WM_SYSKEYUP:
if(m_pFocusComp)return m_pFocusComp->ComponentProc(msg, wParam, lParam);
return ContainerProc(msg, wParam, lParam);
case WM_SETCURSOR:
{
bool b = false;
POINT pt;
if(GetCursorPos(&pt))
{
for(int i = m_components.size() - 1; i >= 0; i--)
{
if(m_components[i]->containsScreenPt(pt))
{
b = m_components[i]->OnSetCursor(pt);
break;
}
}
}
if(!b)return ContainerProc(msg, wParam, lParam);
}
break;
case WM_CAPTURECHANGED:
m_pCapturingComp = NULL;
break;
case WM_CAPTUREMOUSE:
if(wParam)
{
//if(pCapturingComp) --do something to notify component
SetCapture(m_hwnd);
m_pCapturingComp = reinterpret_cast<CComponent *>(lParam);
return TRUE;
}
else
{
ReleaseCapture();
}
break;
case WM_MOUSELEAVE:
if(m_pTargetComp)
{
m_pTargetComp->MouseExited();
m_pTargetComp = NULL;
m_bTracking = false;
}
break;
case WM_MOUSEMOVE:
if(m_pCapturingComp)return m_pCapturingComp->ComponentProc(msg, wParam, lParam);
else
{
if(!m_bTracking)
{
TRACKMOUSEEVENT tme;
ZeroMemory(&tme, sizeof(TRACKMOUSEEVENT));
tme.cbSize = sizeof(TRACKMOUSEEVENT);
tme.hwndTrack = m_hwnd;
tme.dwFlags = TME_LEAVE;
m_bTracking = TrackMouseEvent(&tme)?true:false;
}
POINT p = { static_cast<short>(LOWORD(lParam)), static_cast<short>(HIWORD(lParam)) };
// if(m_pTargetComp && m_pTargetComp->contains(p))
// return m_pTargetComp->ComponentProc(msg, wParam, lParam);
// else
// {
for(int i = m_components.size() - 1; i >= 0; i--)
{
if(m_components[i]->contains(p))
{
if(m_pTargetComp != m_components[i])
{
if(m_pTargetComp)
{
m_pTargetComp->MouseExited();
m_pTargetComp = NULL;
}
m_pTargetComp = m_components[i];
m_pTargetComp->MouseEntered();
}
return m_pTargetComp->ComponentProc(msg, wParam, lParam);
}
}
if(m_pTargetComp)
{
m_pTargetComp->MouseExited();
m_pTargetComp = NULL;
}
// }
}
return ContainerProc(msg, wParam, lParam);
case WM_LBUTTONDOWN:
case WM_RBUTTONDOWN:
case WM_MBUTTONDOWN:
SetFocus(m_hwnd);
case WM_LBUTTONDBLCLK:
case WM_LBUTTONUP:
case WM_RBUTTONDBLCLK:
case WM_RBUTTONUP:
case WM_MBUTTONDBLCLK:
case WM_MBUTTONUP:
// case WM_XBUTTONDBLCLK:
// case WM_XBUTTONDOWN:
// case WM_XBUTTONUP:
{
POINT p = { static_cast<short>(LOWORD(lParam)), static_cast<short>(HIWORD(lParam)) };
if(m_pCapturingComp)return m_pCapturingComp->ComponentProc(msg, wParam, lParam);
else if(m_pTargetComp && m_pTargetComp->contains(p))
return m_pTargetComp->ComponentProc(msg, wParam, lParam);
else
{
for(int i = m_components.size() - 1; i >= 0; i--)
{
if(m_components[i]->contains(p))
return m_components[i]->ComponentProc(msg, wParam, lParam);
}
}
}
default:
return ContainerProc(msg, wParam, lParam);
}
return 0;
}
int
WndForm::ShowModal()
{
#ifndef USE_WINUSER
ContainerWindow *root = GetRootOwner();
WindowReference old_focus_reference = root->GetFocusedWindowReference();
#else
HWND oldFocusHwnd;
#endif /* USE_WINUSER */
PeriodClock enter_clock;
if (IsEmbedded())
enter_clock.Update();
ShowOnTop();
modal_result = 0;
SingleWindow &main_window = GetMainWindow();
main_window.CancelMode();
#ifdef USE_WINUSER
oldFocusHwnd = ::GetFocus();
#endif /* USE_WINUSER */
SetDefaultFocus();
bool hastimed = false;
main_window.AddDialog(this);
#ifndef USE_GDI
main_window.Refresh();
#endif
#if defined(ANDROID) || defined(USE_POLL_EVENT) || defined(ENABLE_SDL)
EventLoop loop(*event_queue, main_window);
#else
DialogEventLoop loop(*event_queue, *this);
#endif
Event event;
while ((modal_result == 0 || force) && loop.Get(event)) {
if (!main_window.FilterEvent(event, this)) {
if (modeless && event.IsMouseDown())
break;
else
continue;
}
// hack to stop exiting immediately
if (IsEmbedded() && !hastimed &&
event.IsUserInput()) {
if (!enter_clock.Check(200))
/* ignore user input in the first 200ms */
continue;
else
hastimed = true;
}
if (event.IsKeyDown()) {
if (OnAnyKeyDown(event.GetKeyCode()))
continue;
#ifdef ENABLE_SDL
if (event.GetKeyCode() == SDLK_TAB) {
/* the Tab key moves the keyboard focus */
#if SDL_MAJOR_VERSION >= 2
const Uint8 *keystate = ::SDL_GetKeyboardState(nullptr);
event.event.key.keysym.sym =
keystate[SDL_SCANCODE_LSHIFT] || keystate[SDL_SCANCODE_RSHIFT]
? SDLK_UP : SDLK_DOWN;
#else
const Uint8 *keystate = ::SDL_GetKeyState(nullptr);
event.event.key.keysym.sym =
keystate[SDLK_LSHIFT] || keystate[SDLK_RSHIFT]
? SDLK_UP : SDLK_DOWN;
#endif
}
#endif
if (
#ifdef USE_WINUSER
IdentifyDescendant(event.msg.hwnd) &&
#endif
(event.GetKeyCode() == KEY_UP || event.GetKeyCode() == KEY_DOWN)) {
/* KEY_UP and KEY_DOWN move the focus only within the current
control group - but we want it to behave like Shift-Tab and
Tab */
if (!CheckKey(this, event)) {
/* this window doesn't handle KEY_UP/KEY_DOWN */
if (event.GetKeyCode() == KEY_DOWN)
FocusNextControl();
else
FocusPreviousControl();
continue;
}
}
#ifndef USE_WINUSER
if (event.GetKeyCode() == KEY_ESCAPE) {
modal_result = mrCancel;
continue;
}
#endif
#ifdef USE_LINUX_INPUT
if (event.GetKeyCode() == KEY_POWER) {
/* the Kobo power button closes the modal dialog */
modal_result = mrCancel;
continue;
}
#endif
}
if (character_function && (event.GetCharacterCount() > 0)) {
bool handled = false;
for (size_t i = 0; i < event.GetCharacterCount(); ++i)
handled = character_function(event.GetCharacter(i)) || handled;
if (handled)
continue;
}
loop.Dispatch(event);
} // End Modal Loop
main_window.RemoveDialog(this);
#ifdef USE_WINUSER
::SetFocus(oldFocusHwnd);
#else
if (old_focus_reference.Defined()) {
Window *old_focus = old_focus_reference.Get(*root);
if (old_focus != nullptr)
old_focus->SetFocus();
}
#endif /* !USE_WINUSER */
return modal_result;
}