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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.
#ifndef CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_POPUP_VIEW_GTK_H_
#define CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_POPUP_VIEW_GTK_H_
#include <gtk/gtk.h>
#include "base/basictypes.h"
#include "base/scoped_ptr.h"
#include "chrome/browser/autocomplete/autocomplete_popup_view.h"
#include "chrome/common/notification_observer.h"
#include "chrome/common/notification_registrar.h"
#include "webkit/glue/window_open_disposition.h"
class AutocompleteEditModel;
class AutocompleteEditView;
class AutocompletePopupModel;
class GtkThemeProvider;
class Profile;
class SkBitmap;
class AutocompletePopupViewGtk : public AutocompletePopupView,
public NotificationObserver {
public:
AutocompletePopupViewGtk(AutocompleteEditView* edit_view,
AutocompleteEditModel* edit_model,
Profile* profile,
GtkWidget* location_bar);
~AutocompletePopupViewGtk();
// Overridden from AutocompletePopupView:
virtual bool IsOpen() const { return opened_; }
virtual void InvalidateLine(size_t line);
virtual void UpdatePopupAppearance();
virtual void PaintUpdatesNow();
virtual void OnDragCanceled() {}
virtual AutocompletePopupModel* GetModel();
// Overridden from NotificationObserver:
virtual void Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details);
private:
void Show(size_t num_results);
void Hide();
// Restack the popup window directly above the browser's toplevel window.
void StackWindow();
// Convert a y-coordinate to the closest line / result.
size_t LineFromY(int y);
// Accept a line of the results, for example, when the user clicks a line.
void AcceptLine(size_t line, WindowOpenDisposition disposition);
static gboolean HandleExposeThunk(GtkWidget* widget, GdkEventExpose* event,
gpointer userdata) {
return reinterpret_cast<AutocompletePopupViewGtk*>(userdata)->
HandleExpose(widget, event);
}
gboolean HandleExpose(GtkWidget* widget, GdkEventExpose* event);
static gboolean HandleMotionThunk(GtkWidget* widget, GdkEventMotion* event,
gpointer userdata) {
return reinterpret_cast<AutocompletePopupViewGtk*>(userdata)->
HandleMotion(widget, event);
}
gboolean HandleMotion(GtkWidget* widget, GdkEventMotion* event);
static gboolean HandleButtonPressThunk(GtkWidget* widget,
GdkEventButton* event,
gpointer userdata) {
return reinterpret_cast<AutocompletePopupViewGtk*>(userdata)->
HandleButtonPress(widget, event);
}
gboolean HandleButtonPress(GtkWidget* widget, GdkEventButton* event);
static gboolean HandleButtonReleaseThunk(GtkWidget* widget,
GdkEventButton* event,
gpointer userdata) {
return reinterpret_cast<AutocompletePopupViewGtk*>(userdata)->
HandleButtonRelease(widget, event);
}
gboolean HandleButtonRelease(GtkWidget* widget, GdkEventButton* event);
scoped_ptr<AutocompletePopupModel> model_;
AutocompleteEditView* edit_view_;
GtkWidget* location_bar_;
// Our popup window, which is the only widget used, and we paint it on our
// own. This widget shouldn't be exposed outside of this class.
GtkWidget* window_;
// The pango layout object created from the window, cached across exposes.
PangoLayout* layout_;
GtkThemeProvider* theme_provider_;
NotificationRegistrar registrar_;
// A list of colors which we should use for drawing the popup. These change
// between gtk and normal mode.
GdkColor border_color_;
GdkColor background_color_;
GdkColor selected_background_color_;
GdkColor hovered_background_color_;
GdkColor content_text_color_;
GdkColor selected_content_text_color_;
GdkColor url_text_color_;
GdkColor url_selected_text_color_;
GdkColor description_text_color_;
GdkColor description_selected_text_color_;
// Whether our popup is currently open / shown, or closed / hidden.
bool opened_;
DISALLOW_COPY_AND_ASSIGN(AutocompletePopupViewGtk);
};
#endif // CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_POPUP_VIEW_GTK_H_
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