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// Copyright (c) 2012 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 CHROME_BROWSER_UI_VIEWS_OMNIBOX_OMNIBOX_VIEW_VIEWS_H_
#define CHROME_BROWSER_UI_VIEWS_OMNIBOX_OMNIBOX_VIEW_VIEWS_H_
#include <string>
#include "base/basictypes.h"
#include "base/memory/scoped_ptr.h"
#include "chrome/browser/ui/omnibox/omnibox_view.h"
#include "chrome/browser/ui/toolbar/toolbar_model.h"
#include "ui/base/range/range.h"
#include "ui/base/window_open_disposition.h"
#include "ui/views/controls/textfield/textfield.h"
#include "ui/views/controls/textfield/textfield_controller.h"
#if defined(OS_CHROMEOS)
#include "chrome/browser/chromeos/input_method/input_method_manager.h"
#endif
class LocationBarView;
class OmniboxPopupView;
class Profile;
namespace ui {
class OSExchangeData;
} // namespace ui
// Views-implementation of OmniboxView, based on the gtk implementation.
class OmniboxViewViews
: public views::Textfield,
public OmniboxView,
#if defined(OS_CHROMEOS)
public
chromeos::input_method::InputMethodManager::CandidateWindowObserver,
#endif
public views::TextfieldController {
public:
// The internal view class name.
static const char kViewClassName[];
OmniboxViewViews(OmniboxEditController* controller,
ToolbarModel* toolbar_model,
Profile* profile,
CommandUpdater* command_updater,
bool popup_window_mode,
LocationBarView* location_bar);
virtual ~OmniboxViewViews();
// Initialize, create the underlying views, etc;
void Init();
// Sets the colors of the text view according to the theme.
void SetBaseColor();
// views::Textfield:
virtual std::string GetClassName() const OVERRIDE;
virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE;
virtual void GetAccessibleState(ui::AccessibleViewState* state) OVERRIDE;
virtual void OnBoundsChanged(const gfx::Rect& previous_bounds) 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 bool OnKeyPressed(const ui::KeyEvent& event) OVERRIDE;
virtual bool OnKeyReleased(const ui::KeyEvent& event) OVERRIDE;
virtual bool SkipDefaultKeyEventProcessing(
const ui::KeyEvent& event) OVERRIDE;
virtual void OnFocus() OVERRIDE;
virtual void OnBlur() OVERRIDE;
// OmniboxView:
virtual void SaveStateToTab(content::WebContents* tab) OVERRIDE;
virtual void Update(
const content::WebContents* tab_for_state_restoring) OVERRIDE;
virtual string16 GetText() const OVERRIDE;
virtual void SetWindowTextAndCaretPos(const string16& text,
size_t caret_pos,
bool update_popup,
bool notify_text_changed) OVERRIDE;
virtual void SetForcedQuery() OVERRIDE;
virtual bool IsSelectAll() const OVERRIDE;
virtual bool DeleteAtEndPressed() OVERRIDE;
virtual void GetSelectionBounds(string16::size_type* start,
string16::size_type* end) const OVERRIDE;
virtual void SelectAll(bool reversed) OVERRIDE;
virtual void UpdatePopup() OVERRIDE;
virtual void SetFocus() OVERRIDE;
virtual void ApplyCaretVisibility() OVERRIDE;
virtual void OnTemporaryTextMaybeChanged(
const string16& display_text,
bool save_original_selection,
bool notify_text_changed) OVERRIDE;
virtual bool OnInlineAutocompleteTextMaybeChanged(
const string16& display_text, size_t user_text_length) OVERRIDE;
virtual void OnRevertTemporaryText() OVERRIDE;
virtual void OnBeforePossibleChange() OVERRIDE;
virtual bool OnAfterPossibleChange() OVERRIDE;
virtual gfx::NativeView GetNativeView() const OVERRIDE;
virtual gfx::NativeView GetRelativeWindowForPopup() const OVERRIDE;
virtual void SetInstantSuggestion(const string16& input) OVERRIDE;
virtual string16 GetInstantSuggestion() const OVERRIDE;
virtual int TextWidth() const OVERRIDE;
virtual bool IsImeComposing() const OVERRIDE;
virtual int GetMaxEditWidth(int entry_width) const OVERRIDE;
virtual views::View* AddToView(views::View* parent) OVERRIDE;
virtual int OnPerformDrop(const ui::DropTargetEvent& event) OVERRIDE;
virtual gfx::Font GetFont() OVERRIDE;
virtual int WidthOfTextAfterCursor() OVERRIDE;
// views::TextfieldController:
virtual void ContentsChanged(views::Textfield* sender,
const string16& new_contents) OVERRIDE;
virtual bool HandleKeyEvent(views::Textfield* sender,
const ui::KeyEvent& key_event) OVERRIDE;
virtual void OnBeforeUserAction(views::Textfield* sender) OVERRIDE;
virtual void OnAfterUserAction(views::Textfield* sender) OVERRIDE;
virtual void OnAfterCutOrCopy() OVERRIDE;
virtual void OnWriteDragData(ui::OSExchangeData* data) OVERRIDE;
virtual void AppendDropFormats(
int* formats,
std::set<ui::OSExchangeData::CustomFormat>* custom_formats) OVERRIDE;
virtual int OnDrop(const ui::OSExchangeData& data) OVERRIDE;
virtual void UpdateContextMenu(ui::SimpleMenuModel* menu_contents) OVERRIDE;
virtual bool IsCommandIdEnabled(int command_id) const OVERRIDE;
virtual bool IsItemForCommandIdDynamic(int command_id) const OVERRIDE;
virtual string16 GetLabelForCommandId(int command_id) const OVERRIDE;
virtual bool HandlesCommand(int command_id) const OVERRIDE;
virtual void ExecuteCommand(int command_id, int event_flags) OVERRIDE;
#if defined(OS_CHROMEOS)
// chromeos::input_method::InputMethodManager::CandidateWindowObserver:
virtual void CandidateWindowOpened(
chromeos::input_method::InputMethodManager* manager) OVERRIDE;
virtual void CandidateWindowClosed(
chromeos::input_method::InputMethodManager* manager) OVERRIDE;
#endif
private:
// Return the number of characers in the current buffer.
virtual int GetOmniboxTextLength() const OVERRIDE;
// Try to parse the current text as a URL and colorize the components.
virtual void EmphasizeURLComponents() OVERRIDE;
// Update the field with |text| and set the selection.
void SetTextAndSelectedRange(const string16& text,
const ui::Range& range);
// Returns the selected text.
string16 GetSelectedText() const;
// Copy the URL instead of the text in the textfield into clipboard.
void CopyURL();
// Paste text from the clipboard into the omnibox.
// Textfields implementation of Paste() pastes the contents of the clipboard
// as is. We want to strip whitespace and other things (see GetClipboardText()
// for details).
// It is assumed this is invoked after a call to OnBeforePossibleChange() and
// that after invoking this OnAfterPossibleChange() is invoked.
void OnPaste();
// When true, the location bar view is read only and also is has a slightly
// different presentation (smaller font size). This is used for popups.
bool popup_window_mode_;
scoped_ptr<OmniboxPopupView> popup_view_;
ToolbarModel::SecurityLevel security_level_;
// Selection at the point where the user started using the
// arrows to move around in the popup.
ui::Range saved_temporary_selection_;
// Tracking state before and after a possible change.
string16 text_before_change_;
ui::Range sel_before_change_;
bool ime_composing_before_change_;
// Was the delete key pressed with an empty selection at the end of the edit?
bool delete_at_end_pressed_;
LocationBarView* location_bar_view_;
// True if the IME candidate window is open. When this is true, we want to
// avoid showing the popup. So far, the candidate window is detected only
// on Chrome OS.
bool ime_candidate_window_open_;
// Should we select all the text when we see the mouse button get released?
// We select in response to a click that focuses the omnibox, but we defer
// until release, setting this variable back to false if we saw a drag, to
// allow the user to select just a portion of the text.
bool select_all_on_mouse_release_;
// Indicates if we want to select all text in the omnibox when we get a
// GESTURE_TAP. We want to select all only when the textfield is not in focus
// and gets a tap. So we use this variable to remember focus state before tap.
bool select_all_on_gesture_tap_;
DISALLOW_COPY_AND_ASSIGN(OmniboxViewViews);
};
#endif // CHROME_BROWSER_UI_VIEWS_OMNIBOX_OMNIBOX_VIEW_VIEWS_H_
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