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#include "cru/ui/controls/text_box.hpp"
#include "cru/ui/render/border_render_object.hpp"
#include "cru/ui/render/canvas_render_object.hpp"
#include "cru/ui/render/stack_layout_render_object.hpp"
#include "cru/ui/render/text_render_object.hpp"
#include "cru/ui/ui_manager.hpp"
#include "text_control_service.hpp"
namespace cru::ui::controls {
using render::BorderRenderObject;
using render::CanvasRenderObject;
using render::StackLayoutRenderObject;
using render::TextRenderObject;
TextBox::TextBox()
: border_render_object_(new BorderRenderObject()),
stack_layout_render_object_(new StackLayoutRenderObject()),
text_render_object_(),
caret_render_object_(new CanvasRenderObject()),
service_(new TextControlService<TextBox>(this)) {
const auto theme_resources = UiManager::GetInstance()->GetThemeResources();
caret_brush_ = theme_resources->caret_brush;
border_style_ = theme_resources->text_box_border_style;
text_render_object_ = std::make_unique<TextRenderObject>(
theme_resources->text_brush, theme_resources->default_font,
theme_resources->text_selection_brush);
border_render_object_->AddChild(stack_layout_render_object_.get(), 0);
stack_layout_render_object_->AddChild(text_render_object_.get(), 0);
stack_layout_render_object_->AddChild(caret_render_object_.get(), 1);
border_render_object_->SetAttachedControl(this);
stack_layout_render_object_->SetAttachedControl(this);
text_render_object_->SetAttachedControl(this);
caret_render_object_->SetAttachedControl(this);
GainFocusEvent()->Direct()->AddHandler([this](event::FocusChangeEventArgs&) {
this->service_->SetEnabled(true);
this->UpdateBorderStyle();
});
LoseFocusEvent()->Direct()->AddHandler([this](event::FocusChangeEventArgs&) {
this->service_->SetEnabled(false);
this->UpdateBorderStyle();
});
}
TextBox::~TextBox() {}
render::TextRenderObject* TextBox::GetTextRenderObject() {
return text_render_object_.get();
}
render::CanvasRenderObject* TextBox::GetCaretRenderObject() {
return caret_render_object_.get();
}
std::shared_ptr<platform::graph::IBrush> TextBox::GetCaretBrush() {
return caret_brush_;
}
const TextBoxBorderStyle& TextBox::GetBorderStyle() { return border_style_; }
void TextBox::SetBorderStyle(TextBoxBorderStyle border_style) {
border_style_ = std::move(border_style);
}
void TextBox::OnMouseHoverChange(bool) { UpdateBorderStyle(); }
void TextBox::UpdateBorderStyle() {
const auto focus = HasFocus();
const auto hover = IsMouseOver();
border_render_object_->SetBorderStyle(
focus ? (hover ? border_style_.focus_hover : border_style_.focus)
: (hover ? border_style_.hover : border_style_.normal));
}
} // namespace cru::ui::controls
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