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#if defined(Hiro_TabFrame)
namespace hiro {
static auto CALLBACK TabFrame_windowProc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam) -> LRESULT {
if(auto tabFrame = (mTabFrame*)GetWindowLongPtr(hwnd, GWLP_USERDATA)) {
if(auto self = tabFrame->self()) {
return Shared_windowProc(self->defaultWindowProc, hwnd, msg, wparam, lparam);
}
}
return DefWindowProc(hwnd, msg, wparam, lparam);
}
auto pTabFrame::construct() -> void {
hwnd = CreateWindow(
WC_TABCONTROL, L"", WS_CHILD | WS_TABSTOP,
0, 0, 0, 0, _parentHandle(), nullptr, GetModuleHandle(0), 0
);
pWidget::construct();
SetWindowLongPtr(hwnd, GWLP_WNDPROC, (LONG_PTR)TabFrame_windowProc);
for(auto& item : state().items) append(item);
}
auto pTabFrame::destruct() -> void {
if(imageList) { ImageList_Destroy(imageList); imageList = nullptr; }
DestroyWindow(hwnd);
}
auto pTabFrame::append(sTabFrameItem item) -> void {
wchar_t text[] = L"";
TCITEM tcItem;
tcItem.mask = TCIF_TEXT;
tcItem.pszText = text;
TabCtrl_InsertItem(hwnd, item->offset(), &tcItem);
if(auto self = item->self()) {
self->setClosable(item->state.closable);
self->setIcon(item->state.icon);
self->setMovable(item->state.movable);
self->setText(item->state.text);
if(item->selected()) self->setSelected();
}
_buildImageList();
_synchronizeSizable();
}
auto pTabFrame::remove(sTabFrameItem item) -> void {
TabCtrl_DeleteItem(hwnd, item->offset());
_buildImageList();
}
auto pTabFrame::setEnabled(bool enabled) -> void {
pWidget::setEnabled(enabled);
for(auto& item : state().items) {
if(auto& sizable = item->state.sizable) {
if(auto self = sizable->self()) self->setEnabled(sizable->enabled());
}
}
}
auto pTabFrame::setGeometry(Geometry geometry) -> void {
pWidget::setGeometry(geometry);
geometry.setX(geometry.x() + 1);
geometry.setY(geometry.y() + 21);
geometry.setWidth(geometry.width() - 4);
geometry.setHeight(geometry.height() - 23);
for(auto& item : state().items) {
if(auto& sizable = item->state.sizable) {
sizable->setGeometry(geometry);
}
}
}
auto pTabFrame::setNavigation(Navigation navigation) -> void {
//unsupported
}
auto pTabFrame::setVisible(bool visible) -> void {
pWidget::setVisible(visible);
for(auto& item : state().items) {
if(auto& sizable = item->state.sizable) {
if(auto self = sizable->self()) self->setVisible(sizable->visible(true));
}
}
}
//
auto pTabFrame::_buildImageList() -> void {
u32 size = pFont::size(hfont, " ").height();
if(imageList) { ImageList_Destroy(imageList); imageList = nullptr; }
imageList = ImageList_Create(size, size, ILC_COLOR32, 1, 0);
for(auto& item : state().items) {
ImageList_Append(imageList, item->state.icon, size);
}
TabCtrl_SetImageList(hwnd, imageList);
for(auto offset : range(state().items.size())) {
TCITEM tcItem;
tcItem.mask = TCIF_IMAGE;
tcItem.iImage = state().items[offset]->state.icon ? offset : -1;
TabCtrl_SetItem(hwnd, offset, &tcItem);
}
}
//hide all TabFrameItems, and then display the selected TabFrameItem
auto pTabFrame::_synchronizeSizable() -> void {
for(auto& item : state().items) {
if(auto& sizable = item->state.sizable) sizable->setVisible(false);
}
//without this call, widgets from the previous tab will remain visible
//alongside widgets from the newly selected tab for about one frame ...
Application::processEvents();
u32 selected = TabCtrl_GetCurSel(hwnd);
if(auto item = self().item(selected)) {
if(auto& sizable = item->state.sizable) sizable->setVisible(true);
}
}
auto pTabFrame::onChange() -> void {
u32 selected = TabCtrl_GetCurSel(hwnd);
for(auto& item : state().items) item->state.selected = false;
if(auto item = self().item(selected)) item->state.selected = true;
_synchronizeSizable();
self().doChange();
}
}
#endif
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