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#include "cru/ui/controls/Window.h"
#include "cru/platform/gui/UiApplication.h"
#include "cru/platform/gui/Window.h"
#include "cru/ui/Base.h"
#include "cru/ui/controls/Control.h"
#include "cru/ui/controls/ControlHost.h"
#include <cassert>
namespace cru::ui::controls {
Window::Window()
: LayoutControl<render::StackLayoutRenderObject>(kControlName),
control_host_(new ControlHost(this)),
attached_control_(nullptr) {
GetContainerRenderObject()->SetDefaultHorizontalAlignment(Alignment::Stretch);
GetContainerRenderObject()->SetDefaultVerticalAlignment(Alignment::Stretch);
}
Window* Window::CreatePopup(Control* attached_control) {
auto window = new Window();
window->GetNativeWindow()->SetStyleFlag(
platform::gui::WindowStyleFlags::NoCaptionAndBorder);
window->SetAttachedControl(attached_control);
window->SetGainFocusOnCreateAndDestroyWhenLoseFocus(true);
return window;
}
Control* Window::GetAttachedControl() { return attached_control_; }
void Window::SetAttachedControl(Control* control) {
attached_control_ = control;
if (control) {
if (auto control_host = control->GetControlHost()) {
control_host_->GetNativeWindow()->SetParent(
control_host->GetNativeWindow());
}
parent_window_guard_.Reset(control->ControlHostChangeEvent()->AddHandler(
[this](const ControlHostChangeEventArgs& args) {
control_host_->GetNativeWindow()->SetParent(
args.new_host ? args.new_host->GetNativeWindow() : nullptr);
}));
} else {
control_host_->GetNativeWindow()->SetParent(nullptr);
parent_window_guard_.Reset();
}
}
platform::gui::INativeWindow* Window::GetNativeWindow() {
return control_host_->GetNativeWindow();
}
void Window::SetGainFocusOnCreateAndDestroyWhenLoseFocus(bool value) {
gain_focus_on_create_and_destroy_when_lose_focus_event_guard_.Clear();
if (value) {
gain_focus_on_create_and_destroy_when_lose_focus_event_guard_ +=
GetNativeWindow()->VisibilityChangeEvent()->AddHandler(
[this](platform::gui::WindowVisibilityType type) {
if (type == platform::gui::WindowVisibilityType::Show) {
GetNativeWindow()->RequestFocus();
}
});
gain_focus_on_create_and_destroy_when_lose_focus_event_guard_ +=
GetNativeWindow()->FocusEvent()->AddHandler(
[this](platform::gui::FocusChangeType type) {
if (type == platform::gui::FocusChangeType::Lose) {
GetNativeWindow()->Close();
}
});
}
}
} // namespace cru::ui::controls
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