// 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/examples/examples_main.h"

#include "base/at_exit.h"
#include "base/command_line.h"
#include "base/i18n/icu_util.h"
#include "base/process_util.h"
#include "base/utf_string_conversions.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/base/ui_base_paths.h"
#include "views/controls/button/text_button.h"
#include "views/controls/label.h"
#include "views/controls/tabbed_pane/tabbed_pane.h"
#include "views/examples/button_example.h"
#include "views/examples/combobox_example.h"
#include "views/examples/link_example.h"
#include "views/examples/menu_example.h"
#include "views/examples/message_box_example.h"
#include "views/examples/native_theme_button_example.h"
#include "views/examples/native_theme_checkbox_example.h"
#include "views/examples/native_widget_views_example.h"
#include "views/examples/radio_button_example.h"
#include "views/examples/scroll_view_example.h"
#include "views/examples/single_split_view_example.h"
#include "views/examples/tabbed_pane_example.h"
#include "views/examples/table2_example.h"
#include "views/examples/textfield_example.h"
#include "views/examples/throbber_example.h"
#include "views/examples/widget_example.h"
#include "views/focus/accelerator_handler.h"
#include "views/layout/grid_layout.h"
#include "views/test/test_views_delegate.h"
#include "views/widget/widget.h"

#if defined(OS_WIN)
// TableView is not yet ported to Linux.
#include "views/examples/table_example.h"
#endif

namespace examples {

ExamplesMain::ExamplesMain() : contents_(NULL), status_label_(NULL) {}

ExamplesMain::~ExamplesMain() {}

bool ExamplesMain::CanResize() const {
  return true;
}

views::View* ExamplesMain::GetContentsView() {
  return contents_;
}

void ExamplesMain::WindowClosing() {
  MessageLoopForUI::current()->Quit();
}

views::Widget* ExamplesMain::GetWidget() {
  return contents_->GetWidget();
}

const views::Widget* ExamplesMain::GetWidget() const {
  return contents_->GetWidget();
}

void ExamplesMain::SetStatus(const std::string& status) {
  status_label_->SetText(UTF8ToWide(status));
}

void ExamplesMain::Run() {
  base::EnableTerminationOnHeapCorruption();

  // The exit manager is in charge of calling the dtors of singleton objects.
  base::AtExitManager exit_manager;

  ui::RegisterPathProvider();
  icu_util::Initialize();

  ResourceBundle::InitSharedInstance("en-US");

  MessageLoop main_message_loop(MessageLoop::TYPE_UI);

  // Creates a window with the tabbed pane for each examples, and
  // a label to print messages from each examples.
  DCHECK(contents_ == NULL) << "Run called more than once.";
  contents_ = new views::View();
  contents_->set_background(views::Background::CreateStandardPanelBackground());
  views::GridLayout* layout = new views::GridLayout(contents_);
  contents_->SetLayoutManager(layout);

  views::ColumnSet* column_set = layout->AddColumnSet(0);
  column_set->AddColumn(views::GridLayout::FILL, views::GridLayout::FILL, 1,
                        views::GridLayout::USE_PREF, 0, 0);

  views::TabbedPane* tabbed_pane = new views::TabbedPane();
  status_label_ = new views::Label();

  layout->StartRow(1, 0);
  layout->AddView(tabbed_pane);
  layout->StartRow(0 /* no expand */, 0);
  layout->AddView(status_label_);

  // TODO(satorux): The window is getting wide.  Eventually, we would have
  // the second tabbed pane.
  views::Widget* window =
      views::Widget::CreateWindowWithBounds(this, gfx::Rect(0, 0, 850, 300));

  examples::NativeThemeCheckboxExample native_theme_checkbox_example(this);
  tabbed_pane->AddTab(native_theme_checkbox_example.GetExampleTitle(),
                      native_theme_checkbox_example.GetExampleView());

  examples::NativeThemeButtonExample native_theme_button_example(this);
  tabbed_pane->AddTab(native_theme_button_example.GetExampleTitle(),
                      native_theme_button_example.GetExampleView());

  examples::NativeWidgetViewsExample native_widget_views_example(this);
  tabbed_pane->AddTab(native_widget_views_example.GetExampleTitle(),
                      native_widget_views_example.GetExampleView());

  examples::TextfieldExample textfield_example(this);
  tabbed_pane->AddTab(textfield_example.GetExampleTitle(),
                      textfield_example.GetExampleView());

  examples::ButtonExample button_example(this);
  tabbed_pane->AddTab(button_example.GetExampleTitle(),
                      button_example.GetExampleView());

  examples::ThrobberExample throbber_example(this);
  tabbed_pane->AddTab(throbber_example.GetExampleTitle(),
                      throbber_example.GetExampleView());

  examples::ComboboxExample combobox_example(this);
  tabbed_pane->AddTab(combobox_example.GetExampleTitle(),
                      combobox_example.GetExampleView());

  examples::LinkExample link_example(this);
  tabbed_pane->AddTab(link_example.GetExampleTitle(),
                      link_example.GetExampleView());

  examples::TabbedPaneExample tabbed_pane_example(this);
  tabbed_pane->AddTab(tabbed_pane_example.GetExampleTitle(),
                      tabbed_pane_example.GetExampleView());

  examples::MessageBoxExample message_box_example(this);
  tabbed_pane->AddTab(message_box_example.GetExampleTitle(),
                      message_box_example.GetExampleView());

  examples::RadioButtonExample radio_button_example(this);
  tabbed_pane->AddTab(radio_button_example.GetExampleTitle(),
                      radio_button_example.GetExampleView());

  examples::ScrollViewExample scroll_view_example(this);
  tabbed_pane->AddTab(scroll_view_example.GetExampleTitle(),
                      scroll_view_example.GetExampleView());

  examples::SingleSplitViewExample single_split_view_example(this);
  tabbed_pane->AddTab(single_split_view_example.GetExampleTitle(),
                      single_split_view_example.GetExampleView());

#if defined(OS_WIN)
  examples::TableExample table_example(this);
  tabbed_pane->AddTab(table_example.GetExampleTitle(),
                      table_example.GetExampleView());
#endif

  examples::Table2Example table2_example(this);
  tabbed_pane->AddTab(table2_example.GetExampleTitle(),
                      table2_example.GetExampleView());

  examples::WidgetExample widget_example(this);
  tabbed_pane->AddTab(widget_example.GetExampleTitle(),
                      widget_example.GetExampleView());

  examples::MenuExample menu_example(this);
  tabbed_pane->AddTab(menu_example.GetExampleTitle(),
                      menu_example.GetExampleView());

  window->Show();
  views::AcceleratorHandler accelerator_handler;
  MessageLoopForUI::current()->Run(&accelerator_handler);
}

}  // examples namespace

int main(int argc, char** argv) {
#if defined(OS_WIN)
  OleInitialize(NULL);
#elif defined(OS_LINUX)
  // Initializes gtk stuff.
  g_thread_init(NULL);
  g_type_init();
  gtk_init(&argc, &argv);
#endif
  views::TestViewsDelegate delegate;

  CommandLine::Init(argc, argv);

  // We do not this header: chrome/common/chrome_switches.h
  // because that would create a dependency back on Chrome
  views::Widget::SetPureViews(
        CommandLine::ForCurrentProcess()->HasSwitch("use-pure-views"));

  examples::ExamplesMain main;
  main.Run();

#if defined(OS_WIN)
  OleUninitialize();
#endif
  return 0;
}