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// Copyright (c) 2013 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/validation_message_bubble.h"
#include "base/utf_string_conversions.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/gtk/bubble/bubble_gtk.h"
#include "chrome/browser/ui/gtk/gtk_theme_service.h"
#include "chrome/browser/ui/gtk/gtk_util.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 "grit/theme_resources.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/gfx/gtk_util.h"
#include "ui/gfx/image/image_skia.h"
#include "ui/gfx/rect.h"
namespace {
const int kPadding = 4;
const int kIconTextMargin = 8;
const int kTextMargin = 4;
const int kTextMaxWidth = 256;
// A GTK implementation of ValidationMessageBubble.
class ValidationMessageBubbleGtk : public chrome::ValidationMessageBubble,
public BubbleDelegateGtk {
public:
ValidationMessageBubbleGtk(content::RenderWidgetHost* widget_host,
const gfx::Rect& anchor_in_screen,
const string16& main_text,
const string16& sub_text);
virtual ~ValidationMessageBubbleGtk();
// BubbleDelegateGtk override:
virtual void BubbleClosing(BubbleGtk*, bool) OVERRIDE;
private:
static GtkWidget* ConstructContent(const string16& main_text,
const string16& sub_text);
BubbleGtk* bubble_;
};
ValidationMessageBubbleGtk::ValidationMessageBubbleGtk(
content::RenderWidgetHost* widget_host,
const gfx::Rect& anchor_in_screen,
const string16& main_text,
const string16& sub_text)
: bubble_(NULL) {
if (!widget_host->IsRenderView())
return;
gfx::Rect bounds_in_screen = widget_host->GetView()->GetViewBounds();
gfx::Rect anchor = anchor_in_screen;
anchor.Offset(-bounds_in_screen.x(), -bounds_in_screen.y());
Profile* profile = Profile::FromBrowserContext(
content::WebContents::FromRenderViewHost(
content::RenderViewHost::From(widget_host))->GetBrowserContext());
bubble_ = BubbleGtk::Show(widget_host->GetView()->GetNativeView(),
&anchor,
ConstructContent(main_text, sub_text),
BubbleGtk::ANCHOR_TOP_LEFT,
BubbleGtk::POPUP_WINDOW,
GtkThemeService::GetFrom(profile),
this);
}
ValidationMessageBubbleGtk::~ValidationMessageBubbleGtk() {
if (bubble_)
bubble_->Close();
}
void ValidationMessageBubbleGtk::BubbleClosing(BubbleGtk*, bool) {
bubble_ = NULL;
}
// static
GtkWidget* ValidationMessageBubbleGtk::ConstructContent(
const string16& main_text, const string16& sub_text) {
GtkWidget* icon = gtk_image_new();
gtk_misc_set_alignment(GTK_MISC(icon), 0.5, 0);
gtk_misc_set_padding(GTK_MISC(icon), kPadding, kPadding);
ResourceBundle& bundle = ResourceBundle::GetSharedInstance();
GdkPixbuf* pixbuf = gfx::GdkPixbufFromSkBitmap(
*bundle.GetImageSkiaNamed(IDR_INPUT_ALERT)->bitmap());
gtk_image_set_from_pixbuf(GTK_IMAGE(icon), pixbuf);
g_object_unref(pixbuf);
GtkWidget* icon_text_box = gtk_hbox_new(FALSE, kIconTextMargin);
gtk_container_add(GTK_CONTAINER(icon_text_box), icon);
GtkWidget* text_box = gtk_vbox_new(FALSE, kTextMargin);
GtkWidget* label = gtk_label_new(UTF16ToUTF8(main_text).c_str());
const gfx::Font& main_font = bundle.GetFont(ResourceBundle::MediumFont);
gtk_util::ForceFontSizePixels(label, main_font.GetHeight());
gtk_box_pack_start(
GTK_BOX(text_box), gtk_util::LeftAlignMisc(label), TRUE, TRUE, 0);
if (!sub_text.empty()) {
GtkWidget* sub_label = gtk_label_new(UTF16ToUTF8(sub_text).c_str());
const gfx::Font& sub_font = bundle.GetFont(ResourceBundle::BaseFont);
gtk_util::ForceFontSizePixels(sub_label, sub_font.GetHeight());
int max_characters = kTextMaxWidth / sub_font.GetAverageCharacterWidth();
if (sub_text.length() > static_cast<size_t>(max_characters))
gtk_util::SetLabelWidth(sub_label, kTextMaxWidth);
gtk_box_pack_start(
GTK_BOX(text_box), gtk_util::LeftAlignMisc(sub_label), TRUE, TRUE, 0);
}
gtk_container_add(GTK_CONTAINER(icon_text_box), text_box);
GtkWidget* content = gtk_alignment_new(0, 0, 0, 0);
gtk_alignment_set_padding(
GTK_ALIGNMENT(content), kPadding, kPadding, kPadding, kPadding);
gtk_container_add(GTK_CONTAINER(content), icon_text_box);
return content;
}
} // namespace
namespace chrome {
scoped_ptr<ValidationMessageBubble> ValidationMessageBubble::CreateAndShow(
content::RenderWidgetHost* widget_host,
const gfx::Rect& anchor_in_screen,
const string16& main_text,
const string16& sub_text) {
return scoped_ptr<ValidationMessageBubble>(new ValidationMessageBubbleGtk(
widget_host, anchor_in_screen, main_text, sub_text)).Pass();
}
} // namespace chrome
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