Rename ShellWindow* classes

chrome/browser/ui/gtk/extensions/shell_window_gtk.cc

-// 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 "chrome/browser/ui/gtk/extensions/shell_window_gtk.h"
-
-#include "base/utf_string_conversions.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/ui/gtk/extensions/extension_keybinding_registry_gtk.h"
-#include "chrome/browser/ui/gtk/gtk_util.h"
-#include "chrome/browser/ui/gtk/gtk_window_util.h"
-#include "chrome/browser/web_applications/web_app.h"
-#include "chrome/common/extensions/extension.h"
-#include "content/public/browser/render_view_host.h"
-#include "content/public/browser/render_widget_host_view.h"
-#include "content/public/browser/web_contents.h"
-#include "content/public/browser/web_contents_view.h"
-#include "ui/base/x/active_window_watcher_x.h"
-#include "ui/gfx/image/image.h"
-#include "ui/gfx/rect.h"
-
-namespace {
-
-// The timeout in milliseconds before we'll get the true window position with
-// gtk_window_get_position() after the last GTK configure-event signal.
-const int kDebounceTimeoutMilliseconds = 100;
-
-} // namespace
-
-ShellWindowGtk::ShellWindowGtk(ShellWindow* shell_window,
-                               const ShellWindow::CreateParams& params)
-    : shell_window_(shell_window),
-      window_(NULL),
-      state_(GDK_WINDOW_STATE_WITHDRAWN),
-      is_active_(false),
-      content_thinks_its_fullscreen_(false),
-      frameless_(params.frame == ShellWindow::CreateParams::FRAME_NONE) {
-  window_ = GTK_WINDOW(gtk_window_new(GTK_WINDOW_TOPLEVEL));
-
-  gfx::NativeView native_view =
-      web_contents()->GetView()->GetNativeView();
-  gtk_container_add(GTK_CONTAINER(window_), native_view);
-
-  if (params.bounds.x() != INT_MIN && params.bounds.y() != INT_MIN)
-    gtk_window_move(window_, params.bounds.x(), params.bounds.y());
-
-  // This is done to avoid a WM "feature" where setting the window size to
-  // the monitor size causes the WM to set the EWMH for full screen mode.
-  if (frameless_ &&
-      gtk_window_util::BoundsMatchMonitorSize(window_, params.bounds)) {
-    gtk_window_set_default_size(
-        window_, params.bounds.width(), params.bounds.height() - 1);
-  } else {
-    gtk_window_set_default_size(
-        window_, params.bounds.width(), params.bounds.height());
-  }
-
-  // make sure bounds_ and restored_bounds_ have correct values until we
-  // get our first configure-event
-  bounds_ = restored_bounds_ = params.bounds;
-  gint x, y;
-  gtk_window_get_position(window_, &x, &y);
-  bounds_.set_origin(gfx::Point(x, y));
-
-  // Hide titlebar when {frame: 'none'} specified on ShellWindow.
-  if (frameless_)
-    gtk_window_set_decorated(window_, false);
-
-  int min_width = params.minimum_size.width();
-  int min_height = params.minimum_size.height();
-  int max_width = params.maximum_size.width();
-  int max_height = params.maximum_size.height();
-  GdkGeometry hints;
-  int hints_mask = 0;
-  if (min_width || min_height) {
-    hints.min_height = min_height;
-    hints.min_width = min_width;
-    hints_mask |= GDK_HINT_MIN_SIZE;
-  }
-  if (max_width || max_height) {
-    hints.max_height = max_height ? max_height : G_MAXINT;
-    hints.max_width = max_width ? max_width : G_MAXINT;
-    hints_mask |= GDK_HINT_MAX_SIZE;
-  }
-  if (hints_mask) {
-    gtk_window_set_geometry_hints(
-        window_,
-        GTK_WIDGET(window_),
-        &hints,
-        static_cast<GdkWindowHints>(hints_mask));
-  }
-
-  // In some (older) versions of compiz, raising top-level windows when they
-  // are partially off-screen causes them to get snapped back on screen, not
-  // always even on the current virtual desktop.  If we are running under
-  // compiz, suppress such raises, as they are not necessary in compiz anyway.
-  if (ui::GuessWindowManager() == ui::WM_COMPIZ)
-    suppress_window_raise_ = true;
-
-  gtk_window_set_title(window_, extension()->name().c_str());
-
-  gtk_window_util::SetWindowCustomClass(window_,
-      web_app::GetWMClassFromAppName(extension()->name()));
-
-  g_signal_connect(window_, "delete-event",
-                   G_CALLBACK(OnMainWindowDeleteEventThunk), this);
-  g_signal_connect(window_, "configure-event",
-                   G_CALLBACK(OnConfigureThunk), this);
-  g_signal_connect(window_, "window-state-event",
-                   G_CALLBACK(OnWindowStateThunk), this);
-  if (frameless_) {
-    g_signal_connect(window_, "button-press-event",
-                     G_CALLBACK(OnButtonPressThunk), this);
-  }
-
-  // Add the keybinding registry.
-  extension_keybinding_registry_.reset(new ExtensionKeybindingRegistryGtk(
-      shell_window_->profile(),
-      window_,
-      extensions::ExtensionKeybindingRegistry::PLATFORM_APPS_ONLY,
-      shell_window_));
-
-  ui::ActiveWindowWatcherX::AddObserver(this);
-}
-
-ShellWindowGtk::~ShellWindowGtk() {
-  ui::ActiveWindowWatcherX::RemoveObserver(this);
-}
-
-bool ShellWindowGtk::IsActive() const {
-  if (ui::ActiveWindowWatcherX::WMSupportsActivation())
-    return is_active_;
-
-  // This still works even though we don't get the activation notification.
-  return gtk_window_is_active(window_);
-}
-
-bool ShellWindowGtk::IsMaximized() const {
-  return (state_ & GDK_WINDOW_STATE_MAXIMIZED);
-}
-
-bool ShellWindowGtk::IsMinimized() const {
-  return (state_ & GDK_WINDOW_STATE_ICONIFIED);
-}
-
-bool ShellWindowGtk::IsFullscreen() const {
-  return false;
-}
-
-gfx::NativeWindow ShellWindowGtk::GetNativeWindow() {
-  return window_;
-}
-
-gfx::Rect ShellWindowGtk::GetRestoredBounds() const {
-  return restored_bounds_;
-}
-
-gfx::Rect ShellWindowGtk::GetBounds() const {
-  return bounds_;
-}
-
-void ShellWindowGtk::Show() {
-  gtk_window_present(window_);
-}
-
-void ShellWindowGtk::ShowInactive() {
-  gtk_window_set_focus_on_map(window_, false);
-  gtk_widget_show(GTK_WIDGET(window_));
-}
-
-void ShellWindowGtk::Hide() {
-  gtk_widget_hide(GTK_WIDGET(window_));
-}
-
-void ShellWindowGtk::Close() {
-  shell_window_->OnNativeWindowChanged();
-
-  // Cancel any pending callback from the window configure debounce timer.
-  window_configure_debounce_timer_.Stop();
-
-  GtkWidget* window = GTK_WIDGET(window_);
-  // To help catch bugs in any event handlers that might get fired during the
-  // destruction, set window_ to NULL before any handlers will run.
-  window_ = NULL;
-
-  // OnNativeClose does a delete this so no other members should
-  // be accessed after. gtk_widget_destroy is safe (and must
-  // be last).
-  shell_window_->OnNativeClose();
-  gtk_widget_destroy(window);
-}
-
-void ShellWindowGtk::Activate() {
-  gtk_window_present(window_);
-}
-
-void ShellWindowGtk::Deactivate() {
-  gdk_window_lower(gtk_widget_get_window(GTK_WIDGET(window_)));
-}
-
-void ShellWindowGtk::Maximize() {
-  gtk_window_maximize(window_);
-}
-
-void ShellWindowGtk::Minimize() {
-  gtk_window_iconify(window_);
-  shell_window_->OnNativeWindowChanged();
-}
-
-void ShellWindowGtk::Restore() {
-  if (IsMaximized())
-    gtk_window_unmaximize(window_);
-  else if (IsMinimized())
-    gtk_window_deiconify(window_);
-  shell_window_->OnNativeWindowChanged();
-}
-
-void ShellWindowGtk::SetBounds(const gfx::Rect& bounds) {
-  gtk_window_move(window_, bounds.x(), bounds.y());
-  gtk_window_util::SetWindowSize(window_,
-      gfx::Size(bounds.width(), bounds.height()));
-}
-
-void ShellWindowGtk::FlashFrame(bool flash) {
-  gtk_window_set_urgency_hint(window_, flash);
-}
-
-bool ShellWindowGtk::IsAlwaysOnTop() const {
-  return false;
-}
-
-void ShellWindowGtk::ActiveWindowChanged(GdkWindow* active_window) {
-  // Do nothing if we're in the process of closing the browser window.
-  if (!window_)
-    return;
-
-  is_active_ = gtk_widget_get_window(GTK_WIDGET(window_)) == active_window;
-}
-
-// Callback for the delete event.  This event is fired when the user tries to
-// close the window (e.g., clicking on the X in the window manager title bar).
-gboolean ShellWindowGtk::OnMainWindowDeleteEvent(GtkWidget* widget,
-                                                 GdkEvent* event) {
-  Close();
-
-  // Return true to prevent the GTK window from being destroyed.  Close will
-  // destroy it for us.
-  return TRUE;
-}
-
-gboolean ShellWindowGtk::OnConfigure(GtkWidget* widget,
-                                     GdkEventConfigure* event) {
-  // We update |bounds_| but not |restored_bounds_| here.  The latter needs
-  // to be updated conditionally when the window is non-maximized and non-
-  // fullscreen, but whether those state updates have been processed yet is
-  // window-manager specific.  We update |restored_bounds_| in the debounced
-  // handler below, after the window state has been updated.
-  bounds_.SetRect(event->x, event->y, event->width, event->height);
-
-  // The GdkEventConfigure* we get here doesn't have quite the right
-  // coordinates though (they're relative to the drawable window area, rather
-  // than any window manager decorations, if enabled), so we need to call
-  // gtk_window_get_position() to get the right values. (Otherwise session
-  // restore, if enabled, will restore windows to incorrect positions.) That's
-  // a round trip to the X server though, so we set a debounce timer and only
-  // call it (in OnDebouncedBoundsChanged() below) after we haven't seen a
-  // reconfigure event in a short while.
-  // We don't use Reset() because the timer may not yet be running.
-  // (In that case Stop() is a no-op.)
-  window_configure_debounce_timer_.Stop();
-  window_configure_debounce_timer_.Start(FROM_HERE,
-      base::TimeDelta::FromMilliseconds(kDebounceTimeoutMilliseconds), this,
-      &ShellWindowGtk::OnDebouncedBoundsChanged);
-
-  return FALSE;
-}
-
-void ShellWindowGtk::OnDebouncedBoundsChanged() {
-  gtk_window_util::UpdateWindowPosition(this, &bounds_, &restored_bounds_);
-  shell_window_->OnNativeWindowChanged();
-}
-
-gboolean ShellWindowGtk::OnWindowState(GtkWidget* sender,
-                                       GdkEventWindowState* event) {
-  state_ = event->new_window_state;
-
-  if (content_thinks_its_fullscreen_ &&
-      !(state_ & GDK_WINDOW_STATE_FULLSCREEN)) {
-    content_thinks_its_fullscreen_ = false;
-    content::RenderViewHost* rvh = web_contents()->GetRenderViewHost();
-    if (rvh)
-      rvh->ExitFullscreen();
-  }
-
-  shell_window_->OnNativeWindowChanged();
-  return FALSE;
-}
-
-gboolean ShellWindowGtk::OnButtonPress(GtkWidget* widget,
-                                       GdkEventButton* event) {
-  if (draggable_region_ && draggable_region_->contains(event->x, event->y)) {
-    if (event->button == 1) {
-      if (GDK_BUTTON_PRESS == event->type) {
-        if (!suppress_window_raise_)
-          gdk_window_raise(GTK_WIDGET(widget)->window);
-
-        return gtk_window_util::HandleTitleBarLeftMousePress(
-            GTK_WINDOW(widget), bounds_, event);
-      } else if (GDK_2BUTTON_PRESS == event->type) {
-        bool is_maximized = gdk_window_get_state(GTK_WIDGET(widget)->window) &
-                            GDK_WINDOW_STATE_MAXIMIZED;
-        if (is_maximized) {
-          gtk_window_util::UnMaximize(GTK_WINDOW(widget),
-              bounds_, restored_bounds_);
-        } else {
-          gtk_window_maximize(GTK_WINDOW(widget));
-        }
-        return TRUE;
-      }
-    } else if (event->button == 2) {
-      gdk_window_lower(GTK_WIDGET(widget)->window);
-      return TRUE;
-    }
-  }
-
-  return FALSE;
-}
-
-void ShellWindowGtk::SetFullscreen(bool fullscreen) {
-  content_thinks_its_fullscreen_ = fullscreen;
-  if (fullscreen)
-    gtk_window_fullscreen(window_);
-  else
-    gtk_window_unfullscreen(window_);
-}
-
-bool ShellWindowGtk::IsFullscreenOrPending() const {
-  return content_thinks_its_fullscreen_;
-}
-
-void ShellWindowGtk::UpdateWindowIcon() {
-  Profile* profile = shell_window_->profile();
-  gfx::Image app_icon = shell_window_->app_icon();
-  if (!app_icon.IsEmpty())
-    gtk_util::SetWindowIcon(window_, profile, app_icon.ToGdkPixbuf());
-  else
-    gtk_util::SetWindowIcon(window_, profile);
-}
-
-void ShellWindowGtk::UpdateWindowTitle() {
-  string16 title = shell_window_->GetTitle();
-  gtk_window_set_title(window_, UTF16ToUTF8(title).c_str());
-}
-
-void ShellWindowGtk::HandleKeyboardEvent(
-    const content::NativeWebKeyboardEvent& event) {
-  // No-op.
-}
-
-void ShellWindowGtk::UpdateDraggableRegions(
-    const std::vector<extensions::DraggableRegion>& regions) {
-  // Draggable region is not supported for non-frameless window.
-  if (!frameless_)
-    return;
-
-  draggable_region_.reset(ShellWindow::RawDraggableRegionsToSkRegion(regions));
-}
-
-// static
-NativeShellWindow* NativeShellWindow::Create(
-    ShellWindow* shell_window, const ShellWindow::CreateParams& params) {
-  return new ShellWindowGtk(shell_window, params);
-}