1 // Copyright (c) 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 #ifndef CHROME_BROWSER_UI_GTK_PANELS_PANEL_TITLEBAR_GTK_H_ 6 #define CHROME_BROWSER_UI_GTK_PANELS_PANEL_TITLEBAR_GTK_H_ 7 8 #include <gtk/gtk.h> 9 10 #include "base/compiler_specific.h" 11 #include "base/memory/scoped_ptr.h" 12 #include "chrome/browser/ui/gtk/titlebar_throb_animation.h" 13 #include "chrome/browser/ui/panels/panel_constants.h" 14 #include "ui/base/gtk/gtk_signal.h" 15 #include "ui/gfx/skia_util.h" 16 17 class CustomDrawButton; 18 class PanelGtk; 19 20 namespace content { 21 class WebContents; 22 } 23 24 class PanelTitlebarGtk { 25 public: 26 explicit PanelTitlebarGtk(PanelGtk* panel_gtk); 27 virtual ~PanelTitlebarGtk(); 28 29 void UpdateTextColor(); 30 void UpdateMinimizeRestoreButtonVisibility(); 31 32 // When a panel appears in the same position as the one of the panel being 33 // closed and the cursor stays in the close button, the close button appears 34 // not to be clickable. This is because neither "enter-notify-event" nor 35 // "clicked" event for the new panel gets fired if the mouse does not move. 36 // This creates a bad experience when a user has multiple panels of the same 37 // size (which is typical) and tries closing them all by repeatedly clicking 38 // in the same place on the screen. 39 // 40 // Opened a gtk bug for this - 41 // https://bugzilla.gnome.org/show_bug.cgi?id=667841 42 void SendEnterNotifyToCloseButtonIfUnderMouse(); 43 44 void Init(); 45 void UpdateTitleAndIcon(); 46 void UpdateThrobber(content::WebContents* web_contents); 47 GtkWidget* widget() const; 48 49 private: 50 friend class GtkNativePanelTesting; 51 52 void BuildButtons(); 53 CustomDrawButton* CreateButton(panel::TitlebarButtonType button_type); 54 void GetButtonResources(panel::TitlebarButtonType button_type, 55 int* normal_image_id, 56 int* pressed_image_id, 57 int* hover_image_id, 58 int* tooltip_id) const; 59 GtkWidget* GetButtonHBox(); 60 61 // Callback for minimize/restore/close buttons. 62 CHROMEGTK_CALLBACK_0(PanelTitlebarGtk, void, OnButtonClicked); 63 64 CustomDrawButton* close_button() const { return close_button_.get(); } 65 CustomDrawButton* minimize_button() const { return minimize_button_.get(); } 66 CustomDrawButton* restore_button() const { return restore_button_.get(); } 67 68 SkColor GetTextColor() const; 69 70 // Pointers to the native panel window that owns us and its GtkWindow. 71 PanelGtk* panel_gtk_; 72 73 // The container widget the holds the hbox which contains the whole titlebar. 74 GtkWidget* container_; 75 76 // VBoxes that holds the minimize/restore/close buttons box. 77 GtkWidget* titlebar_right_buttons_vbox_; 78 79 // HBoxes that contains the actual min/max/close buttons. 80 GtkWidget* titlebar_right_buttons_hbox_; 81 82 // The icon and page title. 83 GtkWidget* icon_; 84 GtkWidget* title_; 85 86 // The buttons. 87 scoped_ptr<CustomDrawButton> close_button_; 88 scoped_ptr<CustomDrawButton> minimize_button_; 89 scoped_ptr<CustomDrawButton> restore_button_; 90 91 TitlebarThrobAnimation throbber_; 92 93 DISALLOW_COPY_AND_ASSIGN(PanelTitlebarGtk); 94 }; 95 96 #endif // CHROME_BROWSER_UI_GTK_PANELS_PANEL_TITLEBAR_GTK_H_ 97