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Diffstat (limited to 'chromium/ui/views/controls/textfield/native_textfield_views.h')
| -rw-r--r-- | chromium/ui/views/controls/textfield/native_textfield_views.h | 345 |
1 files changed, 0 insertions, 345 deletions
diff --git a/chromium/ui/views/controls/textfield/native_textfield_views.h b/chromium/ui/views/controls/textfield/native_textfield_views.h deleted file mode 100644 index e85f44dd1b6..00000000000 --- a/chromium/ui/views/controls/textfield/native_textfield_views.h +++ /dev/null @@ -1,345 +0,0 @@ -// Copyright (c) 2013 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. - -#ifndef UI_VIEWS_CONTROLS_TEXTFIELD_NATIVE_TEXTFIELD_VIEWS_H_ -#define UI_VIEWS_CONTROLS_TEXTFIELD_NATIVE_TEXTFIELD_VIEWS_H_ - -#include "base/memory/weak_ptr.h" -#include "base/strings/string16.h" -#include "base/timer/timer.h" -#include "ui/base/ime/text_input_client.h" -#include "ui/base/models/simple_menu_model.h" -#include "ui/base/touch/touch_editing_controller.h" -#include "ui/events/event_constants.h" -#include "ui/gfx/font.h" -#include "ui/views/border.h" -#include "ui/views/context_menu_controller.h" -#include "ui/views/controls/textfield/native_textfield_wrapper.h" -#include "ui/views/controls/textfield/textfield_views_model.h" -#include "ui/views/drag_controller.h" -#include "ui/views/view.h" - -namespace base { -class Time; -} - -namespace gfx { -class Canvas; -} - -namespace views { - -class FocusableBorder; -class MenuModelAdapter; -class MenuRunner; - -// A views/skia only implementation of NativeTextfieldWrapper. -// No platform specific code is used. -// Following features are not yet supported. -// * BIDI/Complex script. -// * Support surrogate pair, or maybe we should just use UTF32 internally. -// * X selection (only if we want to support). -// Once completed, this will replace Textfield, NativeTextfieldWin and -// NativeTextfieldGtk. -class VIEWS_EXPORT NativeTextfieldViews : public View, - public ui::TouchEditable, - public ContextMenuController, - public DragController, - public NativeTextfieldWrapper, - public ui::TextInputClient, - public TextfieldViewsModel::Delegate { - public: - explicit NativeTextfieldViews(Textfield* parent); - virtual ~NativeTextfieldViews(); - - // View overrides: - virtual gfx::NativeCursor GetCursor(const ui::MouseEvent& event) OVERRIDE; - virtual bool OnMousePressed(const ui::MouseEvent& event) OVERRIDE; - virtual bool OnMouseDragged(const ui::MouseEvent& event) OVERRIDE; - virtual void OnMouseReleased(const ui::MouseEvent& event) OVERRIDE; - virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE; - virtual bool OnKeyPressed(const ui::KeyEvent& event) OVERRIDE; - virtual bool GetDropFormats( - int* formats, - std::set<ui::OSExchangeData::CustomFormat>* custom_formats) OVERRIDE; - virtual bool CanDrop(const ui::OSExchangeData& data) OVERRIDE; - virtual int OnDragUpdated(const ui::DropTargetEvent& event) OVERRIDE; - virtual void OnDragExited() OVERRIDE; - virtual int OnPerformDrop(const ui::DropTargetEvent& event) OVERRIDE; - virtual void OnDragDone() OVERRIDE; - virtual bool OnKeyReleased(const ui::KeyEvent& event) OVERRIDE; - virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE; - virtual void OnFocus() OVERRIDE; - virtual void OnBlur() OVERRIDE; - virtual void OnNativeThemeChanged(const ui::NativeTheme* theme) OVERRIDE; - - // ui::TouchEditable overrides: - virtual void SelectRect(const gfx::Point& start, - const gfx::Point& end) OVERRIDE; - virtual void MoveCaretTo(const gfx::Point& point) OVERRIDE; - virtual void GetSelectionEndPoints(gfx::Rect* p1, gfx::Rect* p2) OVERRIDE; - virtual gfx::Rect GetBounds() OVERRIDE; - virtual gfx::NativeView GetNativeView() OVERRIDE; - virtual void ConvertPointToScreen(gfx::Point* point) OVERRIDE; - virtual void ConvertPointFromScreen(gfx::Point* point) OVERRIDE; - virtual bool DrawsHandles() OVERRIDE; - virtual void OpenContextMenu(const gfx::Point& anchor) OVERRIDE; - - // ContextMenuController overrides: - virtual void ShowContextMenuForView(View* source, - const gfx::Point& point, - ui::MenuSourceType source_type) OVERRIDE; - - // Overridden from DragController: - virtual void WriteDragDataForView(View* sender, - const gfx::Point& press_pt, - ui::OSExchangeData* data) OVERRIDE; - virtual int GetDragOperationsForView(View* sender, - const gfx::Point& p) OVERRIDE; - virtual bool CanStartDragForView(View* sender, - const gfx::Point& press_pt, - const gfx::Point& p) OVERRIDE; - - // NativeTextfieldWrapper overrides: - virtual string16 GetText() const OVERRIDE; - virtual void UpdateText() OVERRIDE; - virtual void AppendText(const string16& text) OVERRIDE; - virtual void InsertOrReplaceText(const string16& text) OVERRIDE; - virtual base::i18n::TextDirection GetTextDirection() const OVERRIDE; - virtual string16 GetSelectedText() const OVERRIDE; - virtual void SelectAll(bool reversed) OVERRIDE; - virtual void ClearSelection() OVERRIDE; - virtual void UpdateBorder() OVERRIDE; - virtual void UpdateTextColor() OVERRIDE; - virtual void UpdateBackgroundColor() OVERRIDE; - virtual void UpdateReadOnly() OVERRIDE; - virtual void UpdateFont() OVERRIDE; - virtual void UpdateIsObscured() OVERRIDE; - virtual void UpdateEnabled() OVERRIDE; - virtual gfx::Insets CalculateInsets() OVERRIDE; - virtual void UpdateHorizontalMargins() OVERRIDE; - virtual void UpdateVerticalMargins() OVERRIDE; - virtual bool SetFocus() OVERRIDE; - virtual View* GetView() OVERRIDE; - virtual gfx::NativeView GetTestingHandle() const OVERRIDE; - virtual bool IsIMEComposing() const OVERRIDE; - virtual gfx::Range GetSelectedRange() const OVERRIDE; - virtual void SelectRange(const gfx::Range& range) OVERRIDE; - virtual gfx::SelectionModel GetSelectionModel() const OVERRIDE; - virtual void SelectSelectionModel(const gfx::SelectionModel& sel) OVERRIDE; - virtual size_t GetCursorPosition() const OVERRIDE; - virtual bool GetCursorEnabled() const OVERRIDE; - virtual void SetCursorEnabled(bool enabled) OVERRIDE; - virtual bool HandleKeyPressed(const ui::KeyEvent& e) OVERRIDE; - virtual bool HandleKeyReleased(const ui::KeyEvent& e) OVERRIDE; - virtual void HandleFocus() OVERRIDE; - virtual void HandleBlur() OVERRIDE; - virtual ui::TextInputClient* GetTextInputClient() OVERRIDE; - virtual void SetColor(SkColor value) OVERRIDE; - virtual void ApplyColor(SkColor value, const gfx::Range& range) OVERRIDE; - virtual void SetStyle(gfx::TextStyle style, bool value) OVERRIDE; - virtual void ApplyStyle(gfx::TextStyle style, - bool value, - const gfx::Range& range) OVERRIDE; - virtual void ClearEditHistory() OVERRIDE; - virtual int GetFontHeight() OVERRIDE; - virtual int GetTextfieldBaseline() const OVERRIDE; - virtual int GetWidthNeededForText() const OVERRIDE; - virtual void ExecuteTextCommand(int command_id) OVERRIDE; - virtual bool HasTextBeingDragged() OVERRIDE; - virtual gfx::Point GetContextMenuLocation() OVERRIDE; - - // ui::SimpleMenuModel::Delegate overrides - virtual bool IsCommandIdChecked(int command_id) const OVERRIDE; - virtual bool IsCommandIdEnabled(int command_id) const OVERRIDE; - virtual bool GetAcceleratorForCommandId( - int command_id, - ui::Accelerator* accelerator) OVERRIDE; - virtual bool IsItemForCommandIdDynamic(int command_id) const OVERRIDE; - virtual string16 GetLabelForCommandId(int command_id) const OVERRIDE; - virtual void ExecuteCommand(int command_id, int event_flags) OVERRIDE; - - // class name of internal - static const char kViewClassName[]; - - protected: - // View override. - virtual void OnBoundsChanged(const gfx::Rect& previous_bounds) OVERRIDE; - - private: - friend class NativeTextfieldViewsTest; - friend class TouchSelectionControllerImplTest; - - // Overridden from ui::TextInputClient: - virtual void SetCompositionText( - const ui::CompositionText& composition) OVERRIDE; - virtual void ConfirmCompositionText() OVERRIDE; - virtual void ClearCompositionText() OVERRIDE; - virtual void InsertText(const string16& text) OVERRIDE; - virtual void InsertChar(char16 ch, int flags) OVERRIDE; - virtual gfx::NativeWindow GetAttachedWindow() const OVERRIDE; - virtual ui::TextInputType GetTextInputType() const OVERRIDE; - virtual ui::TextInputMode GetTextInputMode() const OVERRIDE; - virtual bool CanComposeInline() const OVERRIDE; - virtual gfx::Rect GetCaretBounds() const OVERRIDE; - virtual bool GetCompositionCharacterBounds(uint32 index, - gfx::Rect* rect) const OVERRIDE; - virtual bool HasCompositionText() const OVERRIDE; - virtual bool GetTextRange(gfx::Range* range) const OVERRIDE; - virtual bool GetCompositionTextRange(gfx::Range* range) const OVERRIDE; - virtual bool GetSelectionRange(gfx::Range* range) const OVERRIDE; - virtual bool SetSelectionRange(const gfx::Range& range) OVERRIDE; - virtual bool DeleteRange(const gfx::Range& range) OVERRIDE; - virtual bool GetTextFromRange(const gfx::Range& range, - string16* text) const OVERRIDE; - virtual void OnInputMethodChanged() OVERRIDE; - virtual bool ChangeTextDirectionAndLayoutAlignment( - base::i18n::TextDirection direction) OVERRIDE; - virtual void ExtendSelectionAndDelete(size_t before, size_t after) OVERRIDE; - virtual void EnsureCaretInRect(const gfx::Rect& rect) OVERRIDE; - virtual void OnCandidateWindowShown() OVERRIDE; - virtual void OnCandidateWindowUpdated() OVERRIDE; - virtual void OnCandidateWindowHidden() OVERRIDE; - - // Overridden from TextfieldViewsModel::Delegate: - virtual void OnCompositionTextConfirmedOrCleared() OVERRIDE; - - // Returns the TextfieldViewsModel's text/cursor/selection rendering model. - gfx::RenderText* GetRenderText() const; - - // Converts |text| according to textfield style, e.g. lower case if - // |textfield_| has STYLE_LOWERCASE style. - string16 GetTextForDisplay(const string16& text); - - // Updates any colors that have not been explicitly set from the theme. - void UpdateColorsFromTheme(const ui::NativeTheme* theme); - - // A callback function to periodically update the cursor state. - void UpdateCursor(); - - // Repaint the cursor. - void RepaintCursor(); - - // Update the cursor_bounds and text_offset. - void UpdateCursorBoundsAndTextOffset(size_t cursor_pos, bool insert_mode); - - void PaintTextAndCursor(gfx::Canvas* canvas); - - // Handle the keyevent. - bool HandleKeyEvent(const ui::KeyEvent& key_event); - - // Helper function to call MoveCursorTo on the TextfieldViewsModel. - bool MoveCursorTo(const gfx::Point& point, bool select); - - // Utility function to inform the parent textfield (and its controller if any) - // that the text in the textfield has changed. - void PropagateTextChange(); - - // Does necessary updates when the text and/or the position of the cursor - // changed. - void UpdateAfterChange(bool text_changed, bool cursor_changed); - - // Utility function to prepare the context menu. - void UpdateContextMenu(); - - // Convenience method to call InputMethod::OnTextInputTypeChanged(); - void OnTextInputTypeChanged(); - - // Convenience method to call InputMethod::OnCaretBoundsChanged(); - void OnCaretBoundsChanged(); - - // Convenience method to call TextfieldController::OnBeforeUserAction(); - void OnBeforeUserAction(); - - // Convenience method to call TextfieldController::OnAfterUserAction(); - void OnAfterUserAction(); - - // Calls |model_->Cut()| and notifies TextfieldController on success. - bool Cut(); - - // Calls |model_->Copy()| and notifies TextfieldController on success. - bool Copy(); - - // Calls |model_->Paste()| and calls TextfieldController::ContentsChanged() - // explicitly if paste succeeded. - bool Paste(); - - // Tracks the mouse clicks for single/double/triple clicks. - void TrackMouseClicks(const ui::MouseEvent& event); - - // Handles mouse press events. - void HandleMousePressEvent(const ui::MouseEvent& event); - - // Returns true if the current text input type allows access by the IME. - bool ImeEditingAllowed() const; - - // Returns true if distance between |event| and |last_click_location_| - // exceeds the drag threshold. - bool ExceededDragThresholdFromLastClickLocation(const ui::MouseEvent& event); - - // Checks if a char is ok to be inserted into the textfield. The |ch| is a - // modified character, i.e., modifiers took effect when generating this char. - static bool ShouldInsertChar(char16 ch, int flags); - - void CreateTouchSelectionControllerAndNotifyIt(); - - // Platform specific gesture event handling. - void PlatformGestureEventHandling(const ui::GestureEvent* event); - - // Reveals the obscured char at |index| for the given |duration|. If |index| - // is -1, existing revealed index will be cleared. - void RevealObscuredChar(int index, const base::TimeDelta& duration); - - // The parent textfield, the owner of this object. - Textfield* textfield_; - - // The text model. - scoped_ptr<TextfieldViewsModel> model_; - - // The focusable border. This is always non-NULL, but may not actually be - // drawn. If it is not drawn, then by default it's also zero-sized unless the - // Textfield has explicitly-set margins. - FocusableBorder* text_border_; - - // The textfield's text and drop cursor visibility. - bool is_cursor_visible_; - - // The drop cursor is a visual cue for where dragged text will be dropped. - bool is_drop_cursor_visible_; - // Position of the drop cursor, if it is visible. - gfx::SelectionModel drop_cursor_position_; - - // True if InputMethod::CancelComposition() should not be called. - bool skip_input_method_cancel_composition_; - - // Is the user potentially dragging and dropping from this view? - bool initiating_drag_; - - // A runnable method factory for callback to update the cursor. - base::WeakPtrFactory<NativeTextfieldViews> cursor_timer_; - - // State variables used to track double and triple clicks. - size_t aggregated_clicks_; - base::TimeDelta last_click_time_; - gfx::Point last_click_location_; - gfx::Range double_click_word_; - - // Context menu and its content list for the textfield. - scoped_ptr<ui::SimpleMenuModel> context_menu_contents_; - scoped_ptr<views::MenuModelAdapter> context_menu_delegate_; - scoped_ptr<views::MenuRunner> context_menu_runner_; - - scoped_ptr<ui::TouchSelectionController> touch_selection_controller_; - - // A timer to control the duration of showing the last typed char in - // obscured text. When the timer is running, the last typed char is shown - // and when the time expires, the last typed char is obscured. - base::OneShotTimer<NativeTextfieldViews> obscured_reveal_timer_; - - DISALLOW_COPY_AND_ASSIGN(NativeTextfieldViews); -}; - -} // namespace views - -#endif // UI_VIEWS_CONTROLS_TEXTFIELD_NATIVE_TEXTFIELD_VIEWS_H_ |