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// Copyright (c) 2010 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/gtk/create_application_shortcuts_dialog_gtk.h"
#include <string>
#include "app/gtk_util.h"
#include "app/l10n_util.h"
#include "base/environment.h"
#include "base/utf_string_conversions.h"
#include "chrome/browser/browser_thread.h"
#include "chrome/browser/gtk/gtk_util.h"
#include "chrome/browser/shell_integration.h"
#include "chrome/browser/tab_contents/tab_contents.h"
#include "chrome/browser/tab_contents/tab_contents_delegate.h"
#include "chrome/browser/web_applications/web_app.h"
#include "gfx/gtk_util.h"
#include "grit/chromium_strings.h"
#include "grit/generated_resources.h"
#include "grit/locale_settings.h"
namespace {
// Size (in pixels) of the icon preview.
const int kIconPreviewSizePixels = 32;
// Height (in lines) of the shortcut description label.
const int kDescriptionLabelHeightLines = 3;
} // namespace
// static
void CreateApplicationShortcutsDialogGtk::Show(GtkWindow* parent,
TabContents* tab_contents) {
new CreateApplicationShortcutsDialogGtk(parent, tab_contents);
}
CreateApplicationShortcutsDialogGtk::CreateApplicationShortcutsDialogGtk(
GtkWindow* parent,
TabContents* tab_contents)
: tab_contents_(tab_contents),
error_dialog_(NULL) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
// Will be balanced by Release later.
AddRef();
// Get shortcut information now, it's needed for our UI.
web_app::GetShortcutInfoForTab(tab_contents_, &shortcut_info_);
// Prepare the icon. Try to scale it if it's too small, otherwise it would
// look weird.
GdkPixbuf* pixbuf = gfx::GdkPixbufFromSkBitmap(&shortcut_info_.favicon);
int pixbuf_width = gdk_pixbuf_get_width(pixbuf);
int pixbuf_height = gdk_pixbuf_get_height(pixbuf);
if (pixbuf_width == pixbuf_height && pixbuf_width < kIconPreviewSizePixels) {
// Only scale the pixbuf if it's a square (for simplicity).
// Generally it should be square, if it's a favicon.
// Use the highest quality interpolation. The scaling is
// going to have low quality anyway, because the initial image
// is likely small.
favicon_pixbuf_ = gdk_pixbuf_scale_simple(pixbuf,
kIconPreviewSizePixels,
kIconPreviewSizePixels,
GDK_INTERP_HYPER);
g_object_unref(pixbuf);
} else {
favicon_pixbuf_ = pixbuf;
}
// Build the dialog.
create_dialog_ = gtk_dialog_new_with_buttons(
l10n_util::GetStringUTF8(IDS_CREATE_SHORTCUTS_TITLE).c_str(),
parent,
(GtkDialogFlags) (GTK_DIALOG_MODAL | GTK_DIALOG_NO_SEPARATOR),
GTK_STOCK_CANCEL,
GTK_RESPONSE_REJECT,
NULL);
gtk_widget_realize(create_dialog_);
gtk_util::SetWindowSizeFromResources(GTK_WINDOW(create_dialog_),
IDS_CREATE_SHORTCUTS_DIALOG_WIDTH_CHARS,
-1, // height
false); // resizable
gtk_util::AddButtonToDialog(create_dialog_,
l10n_util::GetStringUTF8(IDS_CREATE_SHORTCUTS_COMMIT).c_str(),
GTK_STOCK_APPLY, GTK_RESPONSE_ACCEPT);
GtkWidget* content_area = GTK_DIALOG(create_dialog_)->vbox;
gtk_box_set_spacing(GTK_BOX(content_area), gtk_util::kContentAreaSpacing);
GtkWidget* vbox = gtk_vbox_new(FALSE, gtk_util::kControlSpacing);
gtk_container_add(GTK_CONTAINER(content_area), vbox);
// Create a box containing basic information about the new shortcut: an image
// on the left, and a description on the right.
GtkWidget* hbox = gtk_hbox_new(FALSE, gtk_util::kControlSpacing);
gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
gtk_container_set_border_width(GTK_CONTAINER(hbox),
gtk_util::kControlSpacing);
// Put the icon preview in place.
GtkWidget* favicon_image = gtk_image_new_from_pixbuf(favicon_pixbuf_);
gtk_box_pack_start(GTK_BOX(hbox), favicon_image, FALSE, FALSE, 0);
// Create the label with application shortcut description.
GtkWidget* description_label = gtk_label_new(NULL);
gtk_box_pack_start(GTK_BOX(hbox), description_label, FALSE, FALSE, 0);
gtk_label_set_line_wrap(GTK_LABEL(description_label), TRUE);
gtk_widget_realize(description_label);
int label_height;
gtk_util::GetWidgetSizeFromCharacters(description_label, -1,
kDescriptionLabelHeightLines, NULL,
&label_height);
gtk_widget_set_size_request(description_label, -1, label_height);
gtk_misc_set_alignment(GTK_MISC(description_label), 0, 0.5);
std::string description(UTF16ToUTF8(shortcut_info_.description));
std::string title(UTF16ToUTF8(shortcut_info_.title));
gtk_label_set_text(GTK_LABEL(description_label),
(description.empty() ? title : description).c_str());
// Label on top of the checkboxes.
GtkWidget* checkboxes_label = gtk_label_new(
l10n_util::GetStringUTF8(IDS_CREATE_SHORTCUTS_LABEL).c_str());
gtk_misc_set_alignment(GTK_MISC(checkboxes_label), 0, 0);
gtk_box_pack_start(GTK_BOX(vbox), checkboxes_label, FALSE, FALSE, 0);
// Desktop checkbox.
desktop_checkbox_ = gtk_check_button_new_with_label(
l10n_util::GetStringUTF8(IDS_CREATE_SHORTCUTS_DESKTOP_CHKBOX).c_str());
gtk_box_pack_start(GTK_BOX(vbox), desktop_checkbox_, FALSE, FALSE, 0);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(desktop_checkbox_), true);
g_signal_connect(desktop_checkbox_, "toggled",
G_CALLBACK(OnToggleCheckboxThunk), this);
// Menu checkbox.
menu_checkbox_ = gtk_check_button_new_with_label(
l10n_util::GetStringUTF8(IDS_CREATE_SHORTCUTS_MENU_CHKBOX).c_str());
gtk_box_pack_start(GTK_BOX(vbox), menu_checkbox_, FALSE, FALSE, 0);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(menu_checkbox_), false);
g_signal_connect(menu_checkbox_, "toggled",
G_CALLBACK(OnToggleCheckboxThunk), this);
g_signal_connect(create_dialog_, "response",
G_CALLBACK(OnCreateDialogResponseThunk), this);
gtk_widget_show_all(create_dialog_);
}
CreateApplicationShortcutsDialogGtk::~CreateApplicationShortcutsDialogGtk() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
gtk_widget_destroy(create_dialog_);
if (error_dialog_)
gtk_widget_destroy(error_dialog_);
g_object_unref(favicon_pixbuf_);
}
void CreateApplicationShortcutsDialogGtk::OnCreateDialogResponse(
GtkWidget* widget, int response) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
if (response == GTK_RESPONSE_ACCEPT) {
shortcut_info_.create_on_desktop =
gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(desktop_checkbox_));
shortcut_info_.create_in_applications_menu =
gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(menu_checkbox_));
BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
NewRunnableMethod(this,
&CreateApplicationShortcutsDialogGtk::CreateDesktopShortcut,
shortcut_info_));
if (tab_contents_->delegate())
tab_contents_->delegate()->ConvertContentsToApplication(tab_contents_);
} else {
Release();
}
}
void CreateApplicationShortcutsDialogGtk::OnErrorDialogResponse(
GtkWidget* widget, int response) {
Release();
}
void CreateApplicationShortcutsDialogGtk::CreateDesktopShortcut(
const ShellIntegration::ShortcutInfo& shortcut_info) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
scoped_ptr<base::Environment> env(base::Environment::Create());
std::string shortcut_template;
if (ShellIntegration::GetDesktopShortcutTemplate(env.get(),
&shortcut_template)) {
ShellIntegration::CreateDesktopShortcut(shortcut_info,
shortcut_template);
Release();
} else {
BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
NewRunnableMethod(this,
&CreateApplicationShortcutsDialogGtk::ShowErrorDialog));
}
}
void CreateApplicationShortcutsDialogGtk::ShowErrorDialog() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
// Hide the create dialog so that the user can no longer interact with it.
gtk_widget_hide(create_dialog_);
error_dialog_ = gtk_dialog_new_with_buttons(
l10n_util::GetStringUTF8(IDS_CREATE_SHORTCUTS_ERROR_TITLE).c_str(),
NULL,
(GtkDialogFlags) (GTK_DIALOG_NO_SEPARATOR),
GTK_STOCK_OK,
GTK_RESPONSE_ACCEPT,
NULL);
gtk_widget_realize(error_dialog_);
gtk_util::SetWindowSizeFromResources(
GTK_WINDOW(error_dialog_),
IDS_CREATE_SHORTCUTS_ERROR_DIALOG_WIDTH_CHARS,
IDS_CREATE_SHORTCUTS_ERROR_DIALOG_HEIGHT_LINES,
false); // resizable
GtkWidget* content_area = GTK_DIALOG(error_dialog_)->vbox;
gtk_box_set_spacing(GTK_BOX(content_area), gtk_util::kContentAreaSpacing);
GtkWidget* vbox = gtk_vbox_new(FALSE, gtk_util::kControlSpacing);
gtk_container_add(GTK_CONTAINER(content_area), vbox);
// Label on top of the checkboxes.
GtkWidget* description = gtk_label_new(
l10n_util::GetStringFUTF8(
IDS_CREATE_SHORTCUTS_ERROR_LABEL,
l10n_util::GetStringUTF16(IDS_PRODUCT_NAME)).c_str());
gtk_label_set_line_wrap(GTK_LABEL(description), TRUE);
gtk_misc_set_alignment(GTK_MISC(description), 0, 0);
gtk_box_pack_start(GTK_BOX(vbox), description, FALSE, FALSE, 0);
g_signal_connect(error_dialog_, "response",
G_CALLBACK(OnErrorDialogResponseThunk), this);
gtk_widget_show_all(error_dialog_);
}
void CreateApplicationShortcutsDialogGtk::OnToggleCheckbox(GtkWidget* sender) {
gboolean can_accept = FALSE;
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(desktop_checkbox_)) ||
gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(menu_checkbox_))) {
can_accept = TRUE;
}
gtk_dialog_set_response_sensitive(GTK_DIALOG(create_dialog_),
GTK_RESPONSE_ACCEPT,
can_accept);
}
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