| // Copyright (c) 2012 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 "content/shell/shell.h" |
| |
| #include "base/command_line.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "content/public/browser/web_contents.h" |
| #include "content/public/browser/web_contents_view.h" |
| #include "ui/aura/env.h" |
| #include "ui/aura/root_window.h" |
| #include "ui/aura/window.h" |
| #include "ui/base/accessibility/accessibility_types.h" |
| #include "ui/base/clipboard/clipboard.h" |
| #include "ui/base/events/event.h" |
| #include "ui/base/resource/resource_bundle.h" |
| #include "ui/gfx/screen.h" |
| #include "ui/views/controls/button/label_button.h" |
| #include "ui/views/controls/textfield/textfield.h" |
| #include "ui/views/controls/textfield/textfield_controller.h" |
| #include "ui/views/controls/webview/webview.h" |
| #include "ui/views/layout/fill_layout.h" |
| #include "ui/views/layout/grid_layout.h" |
| #include "ui/views/test/desktop_test_views_delegate.h" |
| #include "ui/views/view.h" |
| #include "ui/views/widget/desktop_aura/desktop_screen.h" |
| #include "ui/views/widget/widget.h" |
| #include "ui/views/widget/widget_delegate.h" |
| |
| #if defined(OS_CHROMEOS) |
| #include "chromeos/dbus/dbus_thread_manager.h" |
| #include "content/shell/minimal_shell.h" |
| #include "ui/aura/test/test_screen.h" |
| #endif |
| |
| namespace content { |
| |
| namespace { |
| // ViewDelegate implementation for aura content shell |
| class ShellViewsDelegateAura : public views::DesktopTestViewsDelegate { |
| public: |
| ShellViewsDelegateAura() : use_transparent_windows_(false) { |
| } |
| |
| virtual ~ShellViewsDelegateAura() { |
| } |
| |
| void SetUseTransparentWindows(bool transparent) { |
| use_transparent_windows_ = transparent; |
| } |
| |
| // Overridden from views::TestViewsDelegate: |
| virtual bool UseTransparentWindows() const OVERRIDE { |
| return use_transparent_windows_; |
| } |
| |
| private: |
| bool use_transparent_windows_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ShellViewsDelegateAura); |
| }; |
| |
| // Maintain the UI controls and web view for content shell |
| class ShellWindowDelegateView : public views::WidgetDelegateView, |
| public views::TextfieldController, |
| public views::ButtonListener { |
| public: |
| enum UIControl { |
| BACK_BUTTON, |
| FORWARD_BUTTON, |
| STOP_BUTTON |
| }; |
| |
| ShellWindowDelegateView(Shell* shell) |
| : shell_(shell), |
| toolbar_view_(new View), |
| contents_view_(new View) { |
| } |
| virtual ~ShellWindowDelegateView() {} |
| |
| // Update the state of UI controls |
| void SetAddressBarURL(const GURL& url) { |
| url_entry_->SetText(ASCIIToUTF16(url.spec())); |
| } |
| void SetWebContents(WebContents* web_contents) { |
| contents_view_->SetLayoutManager(new views::FillLayout()); |
| web_view_ = new views::WebView(web_contents->GetBrowserContext()); |
| web_view_->SetWebContents(web_contents); |
| web_contents->GetView()->Focus(); |
| contents_view_->AddChildView(web_view_); |
| Layout(); |
| } |
| void SetWindowTitle(const string16& title) { title_ = title; } |
| void EnableUIControl(UIControl control, bool is_enabled) { |
| if (control == BACK_BUTTON) { |
| back_button_->SetState(is_enabled ? views::CustomButton::STATE_NORMAL |
| : views::CustomButton::STATE_DISABLED); |
| } else if (control == FORWARD_BUTTON) { |
| forward_button_->SetState(is_enabled ? views::CustomButton::STATE_NORMAL |
| : views::CustomButton::STATE_DISABLED); |
| } else if (control == STOP_BUTTON) { |
| stop_button_->SetState(is_enabled ? views::CustomButton::STATE_NORMAL |
| : views::CustomButton::STATE_DISABLED); |
| } |
| } |
| |
| private: |
| // Initialize the UI control contained in shell window |
| void InitShellWindow() { |
| set_background(views::Background::CreateStandardPanelBackground()); |
| |
| views::GridLayout* layout = new views::GridLayout(this); |
| SetLayoutManager(layout); |
| |
| views::ColumnSet* column_set = layout->AddColumnSet(0); |
| column_set->AddPaddingColumn(0, 2); |
| column_set->AddColumn(views::GridLayout::FILL, views::GridLayout::FILL, 1, |
| views::GridLayout::USE_PREF, 0, 0); |
| column_set->AddPaddingColumn(0, 2); |
| |
| layout->AddPaddingRow(0, 2); |
| |
| // Add toolbar buttons and URL text field |
| { |
| layout->StartRow(0, 0); |
| views::GridLayout* toolbar_layout = new views::GridLayout(toolbar_view_); |
| toolbar_view_->SetLayoutManager(toolbar_layout); |
| |
| views::ColumnSet* toolbar_column_set = |
| toolbar_layout->AddColumnSet(0); |
| // Back button |
| back_button_ = new views::LabelButton(this, ASCIIToUTF16("Back")); |
| back_button_->SetStyle(views::Button::STYLE_NATIVE_TEXTBUTTON); |
| gfx::Size back_button_size = back_button_->GetPreferredSize(); |
| toolbar_column_set->AddColumn(views::GridLayout::CENTER, |
| views::GridLayout::CENTER, 0, |
| views::GridLayout::FIXED, |
| back_button_size.width(), |
| back_button_size.width() / 2); |
| // Forward button |
| forward_button_ = new views::LabelButton(this, ASCIIToUTF16("Forward")); |
| forward_button_->SetStyle(views::Button::STYLE_NATIVE_TEXTBUTTON); |
| gfx::Size forward_button_size = forward_button_->GetPreferredSize(); |
| toolbar_column_set->AddColumn(views::GridLayout::CENTER, |
| views::GridLayout::CENTER, 0, |
| views::GridLayout::FIXED, |
| forward_button_size.width(), |
| forward_button_size.width() / 2); |
| // Refresh button |
| refresh_button_ = new views::LabelButton(this, ASCIIToUTF16("Refresh")); |
| refresh_button_->SetStyle(views::Button::STYLE_NATIVE_TEXTBUTTON); |
| gfx::Size refresh_button_size = refresh_button_->GetPreferredSize(); |
| toolbar_column_set->AddColumn(views::GridLayout::CENTER, |
| views::GridLayout::CENTER, 0, |
| views::GridLayout::FIXED, |
| refresh_button_size.width(), |
| refresh_button_size.width() / 2); |
| // Stop button |
| stop_button_ = new views::LabelButton(this, ASCIIToUTF16("Stop")); |
| stop_button_->SetStyle(views::Button::STYLE_NATIVE_TEXTBUTTON); |
| gfx::Size stop_button_size = stop_button_->GetPreferredSize(); |
| toolbar_column_set->AddColumn(views::GridLayout::CENTER, |
| views::GridLayout::CENTER, 0, |
| views::GridLayout::FIXED, |
| stop_button_size.width(), |
| stop_button_size.width() / 2); |
| toolbar_column_set->AddPaddingColumn(0, 2); |
| // URL entry |
| url_entry_ = new views::Textfield(); |
| url_entry_->SetController(this); |
| toolbar_column_set->AddColumn(views::GridLayout::FILL, |
| views::GridLayout::FILL, 1, |
| views::GridLayout::USE_PREF, 0, 0); |
| |
| // Fill up the first row |
| toolbar_layout->StartRow(0, 0); |
| toolbar_layout->AddView(back_button_); |
| toolbar_layout->AddView(forward_button_); |
| toolbar_layout->AddView(refresh_button_); |
| toolbar_layout->AddView(stop_button_); |
| toolbar_layout->AddView(url_entry_); |
| |
| layout->AddView(toolbar_view_); |
| } |
| |
| layout->AddPaddingRow(0, 5); |
| |
| // Add web contents view as the second row |
| { |
| layout->StartRow(1, 0); |
| layout->AddView(contents_view_); |
| } |
| |
| layout->AddPaddingRow(0, 5); |
| } |
| // Overridden from TextfieldController |
| virtual void ContentsChanged(views::Textfield* sender, |
| const string16& new_contents) OVERRIDE { |
| } |
| virtual bool HandleKeyEvent(views::Textfield* sender, |
| const ui::KeyEvent& key_event) OVERRIDE { |
| if (sender == url_entry_ && key_event.key_code() == ui::VKEY_RETURN) { |
| std::string text = UTF16ToUTF8(url_entry_->text()); |
| GURL url(text); |
| if (!url.has_scheme()) { |
| url = GURL(std::string("http://") + std::string(text)); |
| url_entry_->SetText(ASCIIToUTF16(url.spec())); |
| } |
| shell_->LoadURL(url); |
| return true; |
| } |
| return false; |
| } |
| |
| // Overridden from ButtonListener |
| virtual void ButtonPressed(views::Button* sender, |
| const ui::Event& event) OVERRIDE { |
| if (sender == back_button_) |
| shell_->GoBackOrForward(-1); |
| else if (sender == forward_button_) |
| shell_->GoBackOrForward(1); |
| else if (sender == refresh_button_) |
| shell_->Reload(); |
| else if (sender == stop_button_) |
| shell_->Stop(); |
| } |
| |
| // Overridden from WidgetDelegateView |
| virtual bool CanResize() const OVERRIDE { return true; } |
| virtual bool CanMaximize() const OVERRIDE { return true; } |
| virtual string16 GetWindowTitle() const OVERRIDE { |
| return title_; |
| } |
| virtual void WindowClosing() OVERRIDE { |
| if (shell_) { |
| delete shell_; |
| shell_ = NULL; |
| } |
| } |
| virtual View* GetContentsView() OVERRIDE { return this; } |
| |
| // Overridden from View |
| virtual void ViewHierarchyChanged( |
| const ViewHierarchyChangedDetails& details) OVERRIDE { |
| if (details.is_add && details.child == this) { |
| InitShellWindow(); |
| } |
| } |
| |
| private: |
| // Hold a reference of Shell for deleting it when the window is closing |
| Shell* shell_; |
| |
| // Window title |
| string16 title_; |
| |
| // Toolbar view contains forward/backward/reload button and URL entry |
| View* toolbar_view_; |
| views::LabelButton* back_button_; |
| views::LabelButton* forward_button_; |
| views::LabelButton* refresh_button_; |
| views::LabelButton* stop_button_; |
| views::Textfield* url_entry_; |
| |
| // Contents view contains the web contents view |
| View* contents_view_; |
| views::WebView* web_view_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ShellWindowDelegateView); |
| }; |
| |
| } // namespace |
| |
| #if defined(OS_CHROMEOS) |
| MinimalShell* Shell::minimal_shell_ = NULL; |
| #endif |
| views::ViewsDelegate* Shell::views_delegate_ = NULL; |
| |
| // static |
| void Shell::PlatformInitialize(const gfx::Size& default_window_size) { |
| #if defined(OS_CHROMEOS) |
| chromeos::DBusThreadManager::Initialize(); |
| gfx::Screen::SetScreenInstance( |
| gfx::SCREEN_TYPE_NATIVE, aura::TestScreen::Create()); |
| minimal_shell_ = new content::MinimalShell(default_window_size); |
| #else |
| gfx::Screen::SetScreenInstance( |
| gfx::SCREEN_TYPE_NATIVE, views::CreateDesktopScreen()); |
| #endif |
| views_delegate_ = new ShellViewsDelegateAura(); |
| } |
| |
| void Shell::PlatformExit() { |
| #if defined(OS_CHROMEOS) |
| if (minimal_shell_) |
| delete minimal_shell_; |
| #endif |
| if (views_delegate_) |
| delete views_delegate_; |
| #if defined(OS_CHROMEOS) |
| chromeos::DBusThreadManager::Shutdown(); |
| #endif |
| aura::Env::DeleteInstance(); |
| } |
| |
| void Shell::PlatformCleanUp() { |
| } |
| |
| void Shell::PlatformEnableUIControl(UIControl control, bool is_enabled) { |
| ShellWindowDelegateView* delegate_view = |
| static_cast<ShellWindowDelegateView*>(window_widget_->widget_delegate()); |
| if (control == BACK_BUTTON) { |
| delegate_view->EnableUIControl(ShellWindowDelegateView::BACK_BUTTON, |
| is_enabled); |
| } else if (control == FORWARD_BUTTON) { |
| delegate_view->EnableUIControl(ShellWindowDelegateView::FORWARD_BUTTON, |
| is_enabled); |
| } else if (control == STOP_BUTTON) { |
| delegate_view->EnableUIControl(ShellWindowDelegateView::STOP_BUTTON, |
| is_enabled); |
| } |
| } |
| |
| void Shell::PlatformSetAddressBarURL(const GURL& url) { |
| ShellWindowDelegateView* delegate_view = |
| static_cast<ShellWindowDelegateView*>(window_widget_->widget_delegate()); |
| delegate_view->SetAddressBarURL(url); |
| } |
| |
| void Shell::PlatformSetIsLoading(bool loading) { |
| } |
| |
| void Shell::PlatformCreateWindow(int width, int height) { |
| #if defined(OS_CHROMEOS) |
| window_widget_ = |
| views::Widget::CreateWindowWithContextAndBounds( |
| new ShellWindowDelegateView(this), |
| minimal_shell_->GetDefaultParent(NULL, NULL, gfx::Rect()), |
| gfx::Rect(0, 0, width, height)); |
| #else |
| window_widget_ = |
| views::Widget::CreateWindowWithBounds(new ShellWindowDelegateView(this), |
| gfx::Rect(0, 0, width, height)); |
| #endif |
| |
| window_ = window_widget_->GetNativeWindow(); |
| // Call ShowRootWindow on RootWindow created by MinimalShell without |
| // which XWindow owned by RootWindow doesn't get mapped. |
| window_->GetRootWindow()->ShowRootWindow(); |
| window_widget_->Show(); |
| } |
| |
| void Shell::PlatformSetContents() { |
| ShellWindowDelegateView* delegate_view = |
| static_cast<ShellWindowDelegateView*>(window_widget_->widget_delegate()); |
| delegate_view->SetWebContents(web_contents_.get()); |
| } |
| |
| void Shell::PlatformResizeSubViews() { |
| } |
| |
| void Shell::Close() { |
| window_widget_->Close(); |
| } |
| |
| void Shell::PlatformSetTitle(const string16& title) { |
| ShellWindowDelegateView* delegate_view = |
| static_cast<ShellWindowDelegateView*>(window_widget_->widget_delegate()); |
| delegate_view->SetWindowTitle(title); |
| window_widget_->UpdateWindowTitle(); |
| } |
| |
| } // namespace content |