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.
5 #ifndef UI_VIEWS_CONTROLS_MESSAGE_BOX_VIEW_H_
6 #define UI_VIEWS_CONTROLS_MESSAGE_BOX_VIEW_H_
10 #include "base/strings/string16.h"
11 #include "ui/views/view.h"
21 // This class displays the contents of a message box. It is intended for use
22 // within a constrained window, and has options for a message, prompt, OK
23 // and Cancel buttons.
24 class VIEWS_EXPORT MessageBoxView
: public View
{
28 // For a message from a web page (not from Chrome's UI), such as script
29 // dialog text, each paragraph's directionality is auto-detected using the
30 // directionality of the paragraph's first strong character's. Please refer
31 // to HTML5 spec for details.
32 // http://dev.w3.org/html5/spec/Overview.html#text-rendered-in-native-user-interfaces:
33 // The spec does not say anything about alignment. And we choose to
34 // align all paragraphs according to the direction of the first paragraph.
35 DETECT_DIRECTIONALITY
= 1 << 0,
36 HAS_PROMPT_FIELD
= 1 << 1,
39 struct VIEWS_EXPORT InitParams
{
40 explicit InitParams(const base::string16
& message
);
44 base::string16 message
;
45 base::string16 default_prompt
;
47 int inter_row_vertical_spacing
;
50 explicit MessageBoxView(const InitParams
& params
);
52 virtual ~MessageBoxView();
54 // Returns the text box.
55 views::Textfield
* text_box() { return prompt_field_
; }
57 // Returns user entered data in the prompt field.
58 base::string16
GetInputText();
60 // Returns true if a checkbox is selected, false otherwise. (And false if
61 // the message box has no checkbox.)
62 bool IsCheckBoxSelected();
64 // Adds a checkbox with the specified label to the message box if this is the
65 // first call. Otherwise, it changes the label of the current checkbox. To
66 // start, the message box has no checkbox until this function is called.
67 void SetCheckBoxLabel(const base::string16
& label
);
69 // Sets the state of the check-box.
70 void SetCheckBoxSelected(bool selected
);
72 // Sets the text and the listener of the link. If |text| is empty, the link
74 void SetLink(const base::string16
& text
, LinkListener
* listener
);
77 virtual void GetAccessibleState(ui::AXViewState
* state
) OVERRIDE
;
81 virtual void ViewHierarchyChanged(
82 const ViewHierarchyChangedDetails
& details
) OVERRIDE
;
83 // Handles Ctrl-C and writes the message in the system clipboard.
84 virtual bool AcceleratorPressed(const ui::Accelerator
& accelerator
) OVERRIDE
;
87 // Sets up the layout manager and initializes the message labels and prompt
88 // field. This should only be called once, from the constructor.
89 void Init(const InitParams
& params
);
91 // Sets up the layout manager based on currently initialized views. Should be
92 // called when a view is initialized or changed.
93 void ResetLayoutManager();
95 // Message for the message box.
96 std::vector
<Label
*> message_labels_
;
98 // Input text field for the message box.
99 Textfield
* prompt_field_
;
101 // Checkbox for the message box.
104 // Link displayed at the bottom of the view.
107 // Maximum width of the message label.
110 // Spacing between rows in the grid layout.
111 int inter_row_vertical_spacing_
;
113 DISALLOW_COPY_AND_ASSIGN(MessageBoxView
);
118 #endif // UI_VIEWS_CONTROLS_MESSAGE_BOX_VIEW_H_