chrome/browser/ui/gtk/constrained_web_dialog_delegate_gtk.cc

   1 // Copyright 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/ui/webui/constrained_web_dialog_delegate_base.h"
   6
   7 #include <gdk/gdk.h>
   8 #include <gtk/gtk.h>
   9
  10 #include "chrome/browser/ui/gtk/constrained_window_gtk.h"
  11 #include "components/web_modal/web_contents_modal_dialog_manager.h"
  12 #include "content/public/browser/notification_source.h"
  13 #include "content/public/browser/render_view_host.h"
  14 #include "content/public/browser/web_contents.h"
  15 #include "content/public/browser/web_contents_view.h"
  16 #include "ui/base/gtk/gtk_hig_constants.h"
  17 #include "ui/base/gtk/gtk_signal.h"
  18 #include "ui/gfx/size.h"
  19 #include "ui/web_dialogs/web_dialog_delegate.h"
  20 #include "ui/web_dialogs/web_dialog_ui.h"
  21
  22 using content::WebContents;
  23 using ui::WebDialogDelegate;
  24 using ui::WebDialogWebContentsDelegate;
  25 using web_modal::WebContentsModalDialogManager;
  26
  27 namespace {
  28
  29 class ConstrainedWebDialogDelegateGtk
  30     : public ConstrainedWebDialogDelegateBase {
  31  public:
  32   ConstrainedWebDialogDelegateGtk(
  33       content::BrowserContext* browser_context,
  34       WebDialogDelegate* delegate,
  35       WebDialogWebContentsDelegate* tab_delegate)
  36       : ConstrainedWebDialogDelegateBase(
  37             browser_context, delegate, tab_delegate),
  38         window_(NULL) {}
  39
  40   // WebDialogWebContentsDelegate interface.
  41   virtual void CloseContents(WebContents* source) OVERRIDE {
  42     gtk_widget_destroy(window_);
  43   }
  44
  45   void set_window(GtkWidget* window) { window_ = window; }
  46   GtkWidget* window() const { return window_; }
  47
  48  private:
  49   GtkWidget* window_;
  50
  51   DISALLOW_COPY_AND_ASSIGN(ConstrainedWebDialogDelegateGtk);
  52 };
  53
  54 void SetBackgroundColor(GtkWidget* widget, const GdkColor &color) {
  55   gtk_widget_modify_base(widget, GTK_STATE_NORMAL, &color);
  56   gtk_widget_modify_fg(widget, GTK_STATE_NORMAL, &color);
  57   gtk_widget_modify_bg(widget, GTK_STATE_NORMAL, &color);
  58 }
  59
  60 }  // namespace
  61
  62 class ConstrainedWebDialogDelegateViewGtk
  63     : public ConstrainedWebDialogDelegate {
  64  public:
  65   ConstrainedWebDialogDelegateViewGtk(
  66       content::BrowserContext* browser_context,
  67       WebDialogDelegate* delegate,
  68       WebDialogWebContentsDelegate* tab_delegate);
  69
  70   virtual ~ConstrainedWebDialogDelegateViewGtk() {}
  71
  72   // ConstrainedWebDialogDelegate interface
  73   virtual const WebDialogDelegate*
  74       GetWebDialogDelegate() const OVERRIDE {
  75     return impl_->GetWebDialogDelegate();
  76   }
  77   virtual WebDialogDelegate* GetWebDialogDelegate() OVERRIDE {
  78     return impl_->GetWebDialogDelegate();
  79   }
  80   virtual void OnDialogCloseFromWebUI() OVERRIDE {
  81     return impl_->OnDialogCloseFromWebUI();
  82   }
  83   virtual void ReleaseWebContentsOnDialogClose() OVERRIDE {
  84     return impl_->ReleaseWebContentsOnDialogClose();
  85   }
  86   virtual web_modal::NativeWebContentsModalDialog GetNativeDialog() OVERRIDE {
  87     return impl_->window();
  88   }
  89   virtual WebContents* GetWebContents() OVERRIDE {
  90     return impl_->GetWebContents();
  91   }
  92
  93   void SetWindow(GtkWidget* window) {
  94     impl_->set_window(window);
  95   }
  96
  97   GtkWidget* GetWindow() {
  98     return impl_->window();
  99   }
 100
 101  private:
 102   CHROMEGTK_CALLBACK_0(ConstrainedWebDialogDelegateViewGtk, void, OnDestroy);
 103
 104   scoped_ptr<ConstrainedWebDialogDelegateGtk> impl_;
 105
 106   DISALLOW_COPY_AND_ASSIGN(ConstrainedWebDialogDelegateViewGtk);
 107 };
 108
 109 ConstrainedWebDialogDelegateViewGtk::ConstrainedWebDialogDelegateViewGtk(
 110     content::BrowserContext* browser_context,
 111     WebDialogDelegate* delegate,
 112     WebDialogWebContentsDelegate* tab_delegate)
 113     : impl_(new ConstrainedWebDialogDelegateGtk(
 114           browser_context,
 115           delegate,
 116           tab_delegate)) {
 117   gfx::Size dialog_size;
 118   delegate->GetDialogSize(&dialog_size);
 119   GtkWidget* contents =
 120       GTK_WIDGET(GetWebContents()->GetView()->GetNativeView());
 121   gtk_widget_set_size_request(contents,
 122                               dialog_size.width(),
 123                               dialog_size.height());
 124
 125   gtk_widget_show_all(contents);
 126
 127   g_signal_connect(contents, "destroy", G_CALLBACK(OnDestroyThunk), this);
 128 }
 129
 130 void ConstrainedWebDialogDelegateViewGtk::OnDestroy(GtkWidget* widget) {
 131   if (!impl_->closed_via_webui())
 132     GetWebDialogDelegate()->OnDialogClosed(std::string());
 133   delete this;
 134 }
 135
 136 ConstrainedWebDialogDelegate* CreateConstrainedWebDialog(
 137       content::BrowserContext* browser_context,
 138       WebDialogDelegate* delegate,
 139       WebDialogWebContentsDelegate* tab_delegate,
 140       content::WebContents* web_contents) {
 141   ConstrainedWebDialogDelegateViewGtk* constrained_delegate =
 142       new ConstrainedWebDialogDelegateViewGtk(
 143           browser_context, delegate, tab_delegate);
 144   GtkWidget* window =
 145       CreateWebContentsModalDialogGtk(
 146           constrained_delegate->GetWebContents()->GetView()->GetNativeView(),
 147           constrained_delegate->GetWebContents()->GetView()->
 148               GetContentNativeView());
 149   SetBackgroundColor(window, ui::kGdkWhite);
 150   constrained_delegate->SetWindow(window);
 151
 152   WebContentsModalDialogManager* web_contents_modal_dialog_manager =
 153       WebContentsModalDialogManager::FromWebContents(web_contents);
 154   web_contents_modal_dialog_manager->ShowDialog(window);
 155
 156   return constrained_delegate;
 157 }