electron/atom/browser/ui/message_box_gtk.cc

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// Copyright (c) 2015 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#include "atom/browser/ui/message_box.h"
#include "atom/browser/browser.h"
#include "atom/browser/native_window_observer.h"
#include "atom/browser/native_window_views.h"
#include "atom/browser/unresponsive_suppressor.h"
#include "base/callback.h"
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#include "base/strings/string_util.h"
#include "base/strings/utf_string_conversions.h"
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#include "chrome/browser/ui/libgtk2ui/gtk2_signal.h"
#include "chrome/browser/ui/libgtk2ui/gtk2_util.h"
#include "chrome/browser/ui/libgtk2ui/skia_utils_gtk2.h"
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#include "ui/views/widget/desktop_aura/x11_desktop_handler.h"
#define ANSI_FOREGROUND_RED "\x1b[31m"
#define ANSI_FOREGROUND_BLACK "\x1b[30m"
#define ANSI_TEXT_BOLD "\x1b[1m"
#define ANSI_BACKGROUND_GRAY "\x1b[47m"
#define ANSI_RESET "\x1b[0m"
namespace atom {
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namespace {
class GtkMessageBox : public NativeWindowObserver {
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public:
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GtkMessageBox(NativeWindow* parent_window,
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MessageBoxType type,
const std::vector<std::string>& buttons,
int default_id,
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int cancel_id,
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const std::string& title,
const std::string& message,
const std::string& detail,
const gfx::ImageSkia& icon)
: cancel_id_(cancel_id),
parent_(static_cast<NativeWindowViews*>(parent_window)) {
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// Create dialog.
dialog_ = gtk_message_dialog_new(
nullptr, // parent
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static_cast<GtkDialogFlags>(0), // no flags
GetMessageType(type), // type
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GTK_BUTTONS_NONE, // no buttons
"%s", message.c_str());
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if (!detail.empty())
gtk_message_dialog_format_secondary_text(
GTK_MESSAGE_DIALOG(dialog_), "%s", detail.c_str());
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if (!title.empty())
gtk_window_set_title(GTK_WINDOW(dialog_), title.c_str());
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// Set dialog's icon.
if (!icon.isNull()) {
GdkPixbuf* pixbuf = libgtk2ui::GdkPixbufFromSkBitmap(*icon.bitmap());
GtkIconSource* iconsource = gtk_icon_source_new();
GtkIconSet* iconset = gtk_icon_set_new();
gtk_icon_source_set_pixbuf(iconsource, pixbuf);
gtk_icon_set_add_source(iconset, iconsource);
GtkWidget* image = gtk_image_new_from_icon_set(iconset,
GTK_ICON_SIZE_DIALOG);
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gtk_message_dialog_set_image(GTK_MESSAGE_DIALOG(dialog_), image);
gtk_widget_show(image);
gtk_icon_source_free(iconsource);
gtk_icon_set_unref(iconset);
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g_object_unref(pixbuf);
}
// Add buttons.
for (size_t i = 0; i < buttons.size(); ++i) {
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GtkWidget* button = gtk_dialog_add_button(
GTK_DIALOG(dialog_), TranslateToStock(i, buttons[i]), i);
if (static_cast<int>(i) == default_id)
gtk_widget_grab_focus(button);
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}
// Parent window.
if (parent_) {
parent_->AddObserver(this);
parent_->SetEnabled(false);
libgtk2ui::SetGtkTransientForAura(dialog_, parent_->GetNativeWindow());
gtk_window_set_modal(GTK_WINDOW(dialog_), TRUE);
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}
}
~GtkMessageBox() {
gtk_widget_destroy(dialog_);
if (parent_) {
parent_->RemoveObserver(this);
parent_->SetEnabled(true);
}
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}
GtkMessageType GetMessageType(MessageBoxType type) {
switch (type) {
case MESSAGE_BOX_TYPE_INFORMATION:
return GTK_MESSAGE_INFO;
case MESSAGE_BOX_TYPE_WARNING:
return GTK_MESSAGE_WARNING;
case MESSAGE_BOX_TYPE_QUESTION:
return GTK_MESSAGE_QUESTION;
case MESSAGE_BOX_TYPE_ERROR:
return GTK_MESSAGE_ERROR;
default:
return GTK_MESSAGE_OTHER;
}
}
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const char* TranslateToStock(int id, const std::string& text) {
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std::string lower = base::ToLowerASCII(text);
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if (lower == "cancel")
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return GTK_STOCK_CANCEL;
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else if (lower == "no")
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return GTK_STOCK_NO;
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else if (lower == "ok")
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return GTK_STOCK_OK;
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else if (lower == "yes")
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return GTK_STOCK_YES;
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else
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return text.c_str();
}
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void Show() {
gtk_widget_show_all(dialog_);
// We need to call gtk_window_present after making the widgets visible to
// make sure window gets correctly raised and gets focus.
int time = views::X11DesktopHandler::get()->wm_user_time_ms();
gtk_window_present_with_time(GTK_WINDOW(dialog_), time);
}
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int RunSynchronous() {
Show();
int response = gtk_dialog_run(GTK_DIALOG(dialog_));
if (response < 0)
return cancel_id_;
else
return response;
}
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void RunAsynchronous(const MessageBoxCallback& callback) {
callback_ = callback;
g_signal_connect(dialog_, "delete-event",
G_CALLBACK(gtk_widget_hide_on_delete), nullptr);
g_signal_connect(dialog_, "response",
G_CALLBACK(OnResponseDialogThunk), this);
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Show();
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}
void OnWindowClosed() {
parent_->RemoveObserver(this);
parent_ = nullptr;
}
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CHROMEGTK_CALLBACK_1(GtkMessageBox, void, OnResponseDialog, int);
private:
atom::UnresponsiveSuppressor unresponsive_suppressor_;
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// The id to return when the dialog is closed without pressing buttons.
int cancel_id_;
NativeWindowViews* parent_;
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GtkWidget* dialog_;
MessageBoxCallback callback_;
DISALLOW_COPY_AND_ASSIGN(GtkMessageBox);
};
void GtkMessageBox::OnResponseDialog(GtkWidget* widget, int response) {
gtk_widget_hide(dialog_);
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if (response < 0)
callback_.Run(cancel_id_);
else
callback_.Run(response);
delete this;
}
} // namespace
int ShowMessageBox(NativeWindow* parent,
MessageBoxType type,
const std::vector<std::string>& buttons,
int default_id,
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int cancel_id,
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int options,
const std::string& title,
const std::string& message,
const std::string& detail,
const gfx::ImageSkia& icon) {
return GtkMessageBox(parent, type, buttons, default_id, cancel_id,
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title, message, detail, icon).RunSynchronous();
}
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void ShowMessageBox(NativeWindow* parent,
MessageBoxType type,
const std::vector<std::string>& buttons,
int default_id,
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int cancel_id,
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int options,
const std::string& title,
const std::string& message,
const std::string& detail,
const gfx::ImageSkia& icon,
const MessageBoxCallback& callback) {
(new GtkMessageBox(parent, type, buttons, default_id, cancel_id,
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title, message, detail, icon))->RunAsynchronous(callback);
}
void ShowErrorBox(const base::string16& title, const base::string16& content) {
if (Browser::Get()->is_ready()) {
GtkMessageBox(nullptr, MESSAGE_BOX_TYPE_ERROR, { "OK" }, -1, 0, "Error",
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base::UTF16ToUTF8(title).c_str(),
base::UTF16ToUTF8(content).c_str(),
gfx::ImageSkia()).RunSynchronous();
} else {
fprintf(stderr,
ANSI_TEXT_BOLD ANSI_BACKGROUND_GRAY
ANSI_FOREGROUND_RED "%s\n"
ANSI_FOREGROUND_BLACK "%s"
ANSI_RESET "\n",
base::UTF16ToUTF8(title).c_str(),
base::UTF16ToUTF8(content).c_str());
}
}
} // namespace atom