| /* |
| * Copyright (C) 2006, 2007, 2009 Apple Inc. All rights reserved. |
| * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. |
| * (http://www.torchmobile.com/) |
| * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| */ |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_CORE_LAYOUT_LAYOUT_TEXT_CONTROL_SINGLE_LINE_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_LAYOUT_LAYOUT_TEXT_CONTROL_SINGLE_LINE_H_ |
| |
| #include "third_party/blink/renderer/core/html/forms/html_input_element.h" |
| #include "third_party/blink/renderer/core/layout/layout_text_control.h" |
| |
| namespace blink { |
| |
| class HTMLInputElement; |
| |
| class LayoutTextControlSingleLine : public LayoutTextControl { |
| public: |
| LayoutTextControlSingleLine(HTMLInputElement*); |
| ~LayoutTextControlSingleLine() override; |
| |
| void CapsLockStateMayHaveChanged(); |
| bool ShouldDrawCapsLockIndicator() const { |
| return should_draw_caps_lock_indicator_; |
| } |
| |
| protected: |
| Element* ContainerElement() const; |
| Element* EditingViewPortElement() const; |
| HTMLInputElement* InputElement() const; |
| |
| private: |
| bool HasControlClip() const final; |
| PhysicalRect ControlClipRect(const PhysicalOffset&) const final; |
| bool IsOfType(LayoutObjectType type) const override { |
| return type == kLayoutObjectTextField || LayoutTextControl::IsOfType(type); |
| } |
| |
| void Paint(const PaintInfo&) const override; |
| void UpdateLayout() override; |
| |
| bool NodeAtPoint(HitTestResult&, |
| const HitTestLocation&, |
| const PhysicalOffset& accumulated_offset, |
| HitTestAction) final; |
| |
| void Autoscroll(const PhysicalOffset&) final; |
| |
| // Subclassed to forward to our inner div. |
| LayoutUnit ScrollWidth() const final; |
| LayoutUnit ScrollHeight() const final; |
| |
| int TextBlockWidth() const; |
| float GetAvgCharWidth(const AtomicString& family) const final; |
| LayoutUnit PreferredContentLogicalWidth(float char_width) const final; |
| LayoutUnit ComputeControlLogicalHeight( |
| LayoutUnit line_height, |
| LayoutUnit non_content_height) const override; |
| |
| void ComputeVisualOverflow(bool recompute_floats) override; |
| |
| // If the INPUT content height is smaller than the font height, the |
| // inner-editor element overflows the INPUT box intentionally, however it |
| // shouldn't affect outside of the INPUT box. So we ignore child overflow. |
| void AddLayoutOverflowFromChildren() final {} |
| |
| bool AllowsOverflowClip() const override { return false; } |
| |
| HTMLElement* InnerSpinButtonElement() const; |
| |
| bool should_draw_caps_lock_indicator_; |
| }; |
| |
| DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutTextControlSingleLine, IsTextField()); |
| |
| // ---------------------------- |
| |
| class LayoutTextControlInnerEditor : public LayoutBlockFlow { |
| public: |
| LayoutTextControlInnerEditor(Element* element) : LayoutBlockFlow(element) {} |
| bool ShouldIgnoreOverflowPropertyForInlineBlockBaseline() const override { |
| return true; |
| } |
| |
| private: |
| bool IsIntrinsicallyScrollable( |
| ScrollbarOrientation orientation) const override { |
| return orientation == kHorizontalScrollbar; |
| } |
| bool ScrollsOverflowX() const override { return HasOverflowClip(); } |
| bool ScrollsOverflowY() const override { return false; } |
| bool HasLineIfEmpty() const override { return true; } |
| }; |
| |
| } // namespace blink |
| |
| #endif |