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| 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_VIEWS_TRY_CHROME_DIALOG_VIEW_H_ | |
| 6 #define CHROME_BROWSER_UI_VIEWS_TRY_CHROME_DIALOG_VIEW_H_ | |
| 7 | |
| 8 #include <stddef.h> | |
| 9 | |
| 10 #include "base/compiler_specific.h" | |
| 11 #include "base/macros.h" | |
| 12 #include "ui/gfx/geometry/rect.h" | |
| 13 #include "ui/gfx/geometry/size.h" | |
| 14 #include "ui/gfx/native_widget_types.h" | |
| 15 #include "ui/views/controls/button/button.h" | |
| 16 #include "ui/views/controls/link_listener.h" | |
| 17 | |
| 18 namespace views { | |
| 19 class RadioButton; | |
| 20 class Checkbox; | |
| 21 class Widget; | |
| 22 } | |
| 23 | |
| 24 // This class displays a modal dialog using the views system. The dialog asks | |
| 25 // the user to give chrome another try. This class only handles the UI so the | |
| 26 // resulting actions are up to the caller. One flavor looks like this: | |
| 27 // | |
| 28 // +-----------------------------------------------+ | |
| 29 // | |icon| There is a new, safer version [x] | | |
| 30 // | |icon| of Google Chrome available | | |
| 31 // | [o] Try it out (already installed) | | |
| 32 // | [ ] Uninstall Google Chrome | | |
| 33 // | [ OK ] [Don't bug me] | | |
| 34 // | _why_am_I_seeing this?_ | | |
| 35 // +-----------------------------------------------+ | |
| 36 // | |
| 37 // Another flavor looks like: | |
| 38 // +-----------------------------------------------+ | |
| 39 // | |icon| There is a new, safer version [x] | | |
| 40 // | |icon| of Google Chrome available | | |
| 41 // | [o] Try it out (already installed) | | |
| 42 // | [ ] Don't bug me | | |
| 43 // | [ OK ] | | |
| 44 // +-----------------------------------------------+ | |
| 45 // | |
| 46 // And the 2013 version looks like: | |
| 47 // +-----------------------------------------------+ | |
| 48 // | |icon| There is a new version of [x] | | |
| 49 // | |icon| Google Chrome available | | |
| 50 // | [o] Try it out (already installed) | | |
| 51 // | [ ] Don't bug me | | |
| 52 // | --------------------------------------------- | | |
| 53 // | [x] Make it the default browser [ OK ] | | |
| 54 // +-----------------------------------------------+ | |
| 55 | |
| 56 class TryChromeDialogView : public views::ButtonListener, | |
| 57 public views::LinkListener { | |
| 58 public: | |
| 59 // Receives a handle to the active modal dialog, or NULL when the active | |
| 60 // dialog is dismissed. | |
| 61 typedef base::Callback<void(gfx::NativeWindow active_dialog)> | |
| 62 ActiveModalDialogListener; | |
| 63 | |
| 64 enum Result { | |
| 65 TRY_CHROME, // Launch chrome right now. | |
| 66 TRY_CHROME_AS_DEFAULT, // Launch chrome and make it the default. | |
| 67 NOT_NOW, // Don't launch chrome. Exit now. | |
| 68 UNINSTALL_CHROME, // Initiate chrome uninstall and exit. | |
| 69 DIALOG_ERROR, // An error occurred creating the dialog. | |
| 70 COUNT | |
| 71 }; | |
| 72 | |
| 73 // Shows a modal dialog asking the user to give chrome another try. See | |
| 74 // above for the possible outcomes of the function. This is an experimental, | |
| 75 // non-localized dialog. | |
| 76 // |flavor| can be 0, 1, 2 or 3 and selects what strings to present. | |
| 77 // |listener| will be notified when the dialog becomes active and when it is | |
| 78 // dismissed. | |
| 79 // Note that the dialog has no parent and it will position itself in a lower | |
| 80 // corner of the screen. The dialog does not steal focus and does not have an | |
| 81 // entry in the taskbar. | |
| 82 static Result Show(size_t flavor, | |
| 83 const ActiveModalDialogListener& listener); | |
| 84 private: | |
| 85 // Indicates whether the dialog is modal | |
| 86 enum class kDialogType { | |
| 87 MODAL, // Modal dialog. | |
| 88 MODELESS, // Modeless dialog. | |
| 89 }; | |
| 90 | |
| 91 // Indicates the usage type. Chrome or tests. | |
| 92 enum class kUsageType { | |
| 93 FOR_CHROME, | |
| 94 FOR_TESTING, | |
| 95 }; | |
| 96 | |
| 97 friend class TryChromeDialogTest; | |
| 98 | |
| 99 explicit TryChromeDialogView(size_t flavor); | |
| 100 ~TryChromeDialogView() override; | |
| 101 | |
| 102 // Helper function to show the dialog. | |
| 103 // The |dialog_type| parameter indicates whether the dialog is modal. | |
| 104 // The |usage_type| parameter indicates whether this is being invoked by | |
| 105 // chrome or a test. | |
| 106 Result ShowDialog(const ActiveModalDialogListener& listener, | |
| 107 kDialogType dialog_type, | |
| 108 kUsageType usage_type); | |
| 109 | |
| 110 // Returns a screen rectangle that is fit to show the window. In particular | |
| 111 // it has the following properties: a) is visible and b) is attached to the | |
| 112 // bottom of the working area. For LTR machines it returns a left side | |
| 113 // rectangle and for RTL it returns a right side rectangle so that the dialog | |
| 114 // does not compete with the standard place of the start menu. | |
| 115 gfx::Rect ComputeWindowPosition(const gfx::Size& size, bool is_RTL); | |
| 116 | |
| 117 // Create a windows region that looks like a toast of width |w| and height | |
| 118 // |h|. This is best effort, so we don't care much if the operation fails. | |
| 119 void SetToastRegion(HWND window, int w, int h); | |
| 120 | |
| 121 // views::ButtonListener: | |
| 122 // We have two buttons and according to what the user clicked we set |result_| | |
| 123 // and we should always close and end the modal loop. | |
| 124 void ButtonPressed(views::Button* sender, const ui::Event& event) override; | |
| 125 | |
| 126 // views::LinkListener: | |
| 127 // If the user selects the link we need to fire off the default browser that | |
| 128 // by some convoluted logic should not be chrome. | |
| 129 void LinkClicked(views::Link* source, int event_flags) override; | |
| 130 | |
| 131 // Controls which flavor of the heading text to use. | |
| 132 size_t flavor_; | |
| 133 | |
| 134 // We don't own any of these pointers. The |popup_| owns itself and owns the | |
| 135 // other views. | |
| 136 views::Widget* popup_; | |
| 137 views::RadioButton* try_chrome_; | |
| 138 views::RadioButton* kill_chrome_; | |
| 139 views::RadioButton* dont_try_chrome_; | |
| 140 views::Checkbox* make_default_; | |
| 141 Result result_; | |
| 142 | |
| 143 DISALLOW_COPY_AND_ASSIGN(TryChromeDialogView); | |
| 144 }; | |
| 145 | |
| 146 #endif // CHROME_BROWSER_UI_VIEWS_TRY_CHROME_DIALOG_VIEW_H_ | |
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