cef/libcef/browser/views/label_button_impl.h

138 lines
4.9 KiB
C++

// Copyright 2016 The Chromium Embedded Framework Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be found
// in the LICENSE file.
#ifndef CEF_LIBCEF_BROWSER_VIEWS_LABEL_BUTTON_IMPL_H_
#define CEF_LIBCEF_BROWSER_VIEWS_LABEL_BUTTON_IMPL_H_
#pragma once
#include "include/views/cef_button.h"
#include "include/views/cef_label_button.h"
#include "include/views/cef_menu_button.h"
#include "libcef/browser/image_impl.h"
#include "libcef/browser/views/button_impl.h"
#include "base/logging.h"
#include "ui/views/controls/button/label_button.h"
// Helpers for template boiler-plate.
#define CEF_LABEL_BUTTON_IMPL_T CEF_BUTTON_IMPL_T
#define CEF_LABEL_BUTTON_IMPL_A CEF_BUTTON_IMPL_A
#define CEF_LABEL_BUTTON_IMPL_D CefLabelButtonImpl<CEF_LABEL_BUTTON_IMPL_A>
// Template for implementing CefLabelButton-derived classes. See comments in
// view_impl.h for a usage overview.
CEF_LABEL_BUTTON_IMPL_T class CefLabelButtonImpl : public CEF_BUTTON_IMPL_D {
public:
using ParentClass = CEF_BUTTON_IMPL_D;
// CefLabelButton methods. When adding new As*() methods make sure to update
// CefViewAdapter::GetFor() in view_adapter.cc.
void SetText(const CefString& text) override;
CefString GetText() override;
void SetImage(cef_button_state_t button_state,
CefRefPtr<CefImage> image) override;
CefRefPtr<CefImage> GetImage(cef_button_state_t button_state) override;
void SetTextColor(cef_button_state_t for_state, cef_color_t color) override;
void SetEnabledTextColors(cef_color_t color) override;
void SetFontList(const CefString& font_list) override;
void SetHorizontalAlignment(cef_horizontal_alignment_t alignment) override;
void SetMinimumSize(const CefSize& size) override;
void SetMaximumSize(const CefSize& size) override;
// CefLabelButton methods:
CefRefPtr<CefMenuButton> AsMenuButton() override { return nullptr; }
// CefButton methods:
CefRefPtr<CefLabelButton> AsLabelButton() override { return this; }
// CefViewAdapter methods:
void GetDebugInfo(base::Value::Dict* info, bool include_children) override {
ParentClass::GetDebugInfo(info, include_children);
info->Set("text", ParentClass::root_view()->GetText());
}
protected:
// Create a new implementation object.
// Always call Initialize() after creation.
// |delegate| may be nullptr.
explicit CefLabelButtonImpl(CefRefPtr<CefViewDelegateClass> delegate)
: ParentClass(delegate) {}
};
CEF_LABEL_BUTTON_IMPL_T void CEF_LABEL_BUTTON_IMPL_D::SetText(
const CefString& text) {
CEF_REQUIRE_VALID_RETURN_VOID();
ParentClass::root_view()->SetText(text);
}
CEF_LABEL_BUTTON_IMPL_T CefString CEF_LABEL_BUTTON_IMPL_D::GetText() {
CEF_REQUIRE_VALID_RETURN(CefString());
return ParentClass::root_view()->GetText();
}
CEF_LABEL_BUTTON_IMPL_T void CEF_LABEL_BUTTON_IMPL_D::SetImage(
cef_button_state_t button_state,
CefRefPtr<CefImage> image) {
CEF_REQUIRE_VALID_RETURN_VOID();
gfx::ImageSkia image_skia;
if (image) {
image_skia = static_cast<CefImageImpl*>(image.get())->AsImageSkia();
}
ParentClass::root_view()->SetImage(
static_cast<views::Button::ButtonState>(button_state), image_skia);
}
CEF_LABEL_BUTTON_IMPL_T CefRefPtr<CefImage> CEF_LABEL_BUTTON_IMPL_D::GetImage(
cef_button_state_t button_state) {
CEF_REQUIRE_VALID_RETURN(nullptr);
const gfx::ImageSkia& image_skia = ParentClass::root_view()->GetImage(
static_cast<views::Button::ButtonState>(button_state));
if (image_skia.isNull()) {
return nullptr;
}
return new CefImageImpl(image_skia);
}
CEF_LABEL_BUTTON_IMPL_T void CEF_LABEL_BUTTON_IMPL_D::SetTextColor(
cef_button_state_t for_state,
cef_color_t color) {
CEF_REQUIRE_VALID_RETURN_VOID();
ParentClass::root_view()->SetTextColor(
static_cast<views::Button::ButtonState>(for_state), color);
}
CEF_LABEL_BUTTON_IMPL_T void CEF_LABEL_BUTTON_IMPL_D::SetEnabledTextColors(
cef_color_t color) {
CEF_REQUIRE_VALID_RETURN_VOID();
ParentClass::root_view()->SetEnabledTextColors(color);
}
CEF_LABEL_BUTTON_IMPL_T void CEF_LABEL_BUTTON_IMPL_D::SetFontList(
const CefString& font_list) {
CEF_REQUIRE_VALID_RETURN_VOID();
ParentClass::root_view()->SetFontList(gfx::FontList(font_list));
}
CEF_LABEL_BUTTON_IMPL_T void CEF_LABEL_BUTTON_IMPL_D::SetHorizontalAlignment(
cef_horizontal_alignment_t alignment) {
CEF_REQUIRE_VALID_RETURN_VOID();
ParentClass::root_view()->SetHorizontalAlignment(
static_cast<gfx::HorizontalAlignment>(alignment));
}
CEF_LABEL_BUTTON_IMPL_T void CEF_LABEL_BUTTON_IMPL_D::SetMinimumSize(
const CefSize& size) {
CEF_REQUIRE_VALID_RETURN_VOID();
ParentClass::root_view()->SetMinSize(gfx::Size(size.width, size.height));
}
CEF_LABEL_BUTTON_IMPL_T void CEF_LABEL_BUTTON_IMPL_D::SetMaximumSize(
const CefSize& size) {
CEF_REQUIRE_VALID_RETURN_VOID();
ParentClass::root_view()->SetMaxSize(gfx::Size(size.width, size.height));
}
#endif // CEF_LIBCEF_BROWSER_VIEWS_LABEL_BUTTON_IMPL_H_