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// Copyright 2016 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.
// Next MinVersion: 10
module arc.mojom;
import "components/arc/common/gfx.mojom";
// Represents the type of text input field currently focused.
[Extensible]
enum TextInputType {
NONE,
TEXT,
PASSWORD,
SEARCH,
EMAIL,
NUMBER,
TELEPHONE,
URL,
DATE,
TIME,
DATETIME,
};
// Represents a single segment of text currently composed by IME.
struct CompositionSegment {
// Start offset of the segment in UTF-16 index.
uint32 start_offset;
// End offset of the segment in UTF-16 index.
uint32 end_offset;
// Indicates that this segment should be emphasized.
bool emphasized;
};
// Next method ID: 6
interface ImeHost {
// Notifies Chrome that the text input focus is changed.
OnTextInputTypeChanged@0(TextInputType type);
// Notifies Chrome that the cursor poisition has changed.
//
// |rect| describes the coordinates in physical pixels.
// If |is_screen_coordinates| is set to true, its origin (0,0) is the top-left
// of the primary display. Otherwise it is the top-left of the window that has
// the IME focus.
OnCursorRectChanged@1(Rect rect,
[MinVersion=8] bool is_screen_coordinates);
// Notifies Chrome that the current composition is canceled.
[MinVersion=1] OnCancelComposition@2();
// Show virtual keyboard of Chrome OS if needed.
[MinVersion=2] ShowImeIfNeeded@3();
// Notifies Chrome that the cursor position has changed and
// also sends surrounding text.
//
// |rect| describes the coordinates in physical pixels.
// If |is_screen_coordinates| is set to true, its origin (0,0) is the top-left
// of the primary display. Otherwise it is the top-left of the window that has
// the IME focus.
//
// |text_range|, |text_in_range| and |selection_range| are piggy-backed
// into this method because Chrome OS IME tries to retrieve these information
// synchronously, so we need to update them all at once to keep consistency.
[MinVersion=5] OnCursorRectChangedWithSurroundingText@4(
Rect rect, // The cursor position.
Range text_range, // The range of |text_in_range| in the current
// text in the editor.
string text_in_range, // The text around the cursor.
Range selection_range, // The range of the selected text
// in the current text in the editor.
[MinVersion=8] bool is_screen_coordinates // Whether or not the |rect|
// are in screen coordinates.
);
// Requests Chrome to hide the virtual keyboard.
// Howver, hiding can be canceled if a text field gets focus.
// TODO(yhanada): We might be able to remove this method by adding an argument
// to OnTextInputTypeChanged().
[MinVersion=9] RequestHideIme@5();
};
// Next method ID: 7
interface ImeInstance {
// DEPRECATED: Please use Init@6 instead.
InitDeprecated@0(ImeHost host_ptr);
// Establishes full-duplex communication with the host.
[MinVersion=6] Init@6(ImeHost host_ptr) => ();
// Sets composition text and attributes requested by the host IME.
SetCompositionText@1(string text, array<CompositionSegment> segments);
// Commits the last set composition text and clears the composition.
ConfirmCompositionText@2();
// Commits the specified text and clears the composition.
InsertText@3(string text);
// Informs the virtual keyboard availability and bounds on screen is changing.
// |is_available| whether a virtual keyboard is visible or not.
// |new_bounds| Represents a virtual keyboard bounds covering below windows in
// screen coordinate. physical pixel as a unit.
[MinVersion=3] OnKeyboardAppearanceChanging@4(
Rect new_bounds,
[MinVersion=7] bool is_available);
// Deletes current selection plus the specified number of char16 values
// before and after selection or caret.
[MinVersion=4] ExtendSelectionAndDelete@5(uint64 before, uint64 after);
};
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