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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "views/controls/separator.h"
#include "base/logging.h"
#include "ui/base/accessibility/accessible_view_state.h"
#include "views/widget/widget.h"
#if defined(OS_LINUX)
#include "views/controls/native_control_gtk.h"
#elif defined(OS_WIN)
#include "ui/base/win/hwnd_util.h"
#include "views/controls/native_control_win.h"
#endif
namespace views {
#if defined(OS_WIN)
class NativeSeparatorWin : public NativeControlWin {
public:
explicit NativeSeparatorWin(Separator* separator) : separator_(separator) {}
virtual ~NativeSeparatorWin() {}
// Overridden from NativeControlWin:
virtual void CreateNativeControl() {
HWND control_hwnd = CreateWindowEx(GetAdditionalExStyle(), L"STATIC", L"",
WS_CHILD | SS_ETCHEDHORZ | SS_SUNKEN,
0, 0, width(), height(),
separator_->GetWidget()->GetNativeView(),
NULL, NULL, NULL);
ui::CheckWindowCreated(control_hwnd);
NativeControlCreated(control_hwnd);
}
private:
Separator* separator_;
DISALLOW_COPY_AND_ASSIGN(NativeSeparatorWin);
};
#elif defined(OS_LINUX)
class NativeSeparatorGtk : public NativeControlGtk {
public:
explicit NativeSeparatorGtk(Separator* separator) : separator_(separator) {}
virtual ~NativeSeparatorGtk() {}
// Overridden from NativeSeparatorGtk:
virtual void CreateNativeControl() {
// TODO(port): create a separator widget and pass to NativeControlCreated.
}
private:
Separator* separator_;
DISALLOW_COPY_AND_ASSIGN(NativeSeparatorGtk);
};
#endif
// static
const char Separator::kViewClassName[] = "views/Separator";
const int kSeparatorSize = 2;
Separator::Separator() : native_wrapper_(NULL) {
SetFocusable(false);
}
Separator::~Separator() {
}
////////////////////////////////////////////////////////////////////////////////
// Separator, View overrides:
gfx::Size Separator::GetPreferredSize() {
return gfx::Size(width(), kSeparatorSize);
}
void Separator::Layout() {
if (native_wrapper_) {
int y = static_cast<int>((height() - kSeparatorSize) / 2);
native_wrapper_->SetBounds(0, y, width(), kSeparatorSize);
native_wrapper_->Layout();
}
}
void Separator::ViewHierarchyChanged(bool is_add, View* parent,
View* child) {
if (is_add && !native_wrapper_ && GetWidget()) {
CreateNativeWrapper();
AddChildView(native_wrapper_);
}
}
std::string Separator::GetClassName() const {
return kViewClassName;
}
void Separator::GetAccessibleState(ui::AccessibleViewState* state) {
state->role = ui::AccessibilityTypes::ROLE_SEPARATOR;
}
////////////////////////////////////////////////////////////////////////////////
// Separator, private:
void Separator::CreateNativeWrapper() {
#if defined(OS_WIN)
native_wrapper_ = new NativeSeparatorWin(this);
#elif defined(OS_LINUX)
native_wrapper_ = new NativeSeparatorGtk(this);
#endif
}
} // namespace views
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