diff options
Diffstat (limited to 'content/browser/web_contents/touch_editable_impl_aura.cc')
| -rw-r--r-- | content/browser/web_contents/touch_editable_impl_aura.cc | 385 |
1 files changed, 0 insertions, 385 deletions
diff --git a/content/browser/web_contents/touch_editable_impl_aura.cc b/content/browser/web_contents/touch_editable_impl_aura.cc deleted file mode 100644 index 622b490..0000000 --- a/content/browser/web_contents/touch_editable_impl_aura.cc +++ /dev/null @@ -1,385 +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. - -#include "content/browser/web_contents/touch_editable_impl_aura.h" - -#include "content/browser/renderer_host/render_widget_host_impl.h" -#include "content/browser/renderer_host/render_widget_host_view_aura.h" -#include "content/browser/web_contents/web_contents_impl.h" -#include "content/common/view_messages.h" -#include "content/public/browser/render_view_host.h" -#include "content/public/browser/render_widget_host.h" -#include "ui/aura/client/screen_position_client.h" -#include "ui/aura/window.h" -#include "ui/aura/window_tree_host.h" -#include "ui/base/clipboard/clipboard.h" -#include "ui/base/touch/selection_bound.h" -#include "ui/base/ui_base_switches_util.h" -#include "ui/gfx/range/range.h" -#include "ui/strings/grit/ui_strings.h" -#include "ui/wm/public/activation_client.h" - -namespace content { - -//////////////////////////////////////////////////////////////////////////////// -// TouchEditableImplAura, public: - -TouchEditableImplAura::~TouchEditableImplAura() { - Cleanup(); -} - -// static -TouchEditableImplAura* TouchEditableImplAura::Create() { - if (switches::IsTouchEditingEnabled()) - return new TouchEditableImplAura(); - return NULL; -} - -void TouchEditableImplAura::AttachToView(RenderWidgetHostViewAura* view) { - if (rwhva_ == view) - return; - - Cleanup(); - if (!view) - return; - - rwhva_ = view; - rwhva_->set_touch_editing_client(this); -} - -void TouchEditableImplAura::UpdateEditingController() { - if (!rwhva_ || !rwhva_->HasFocus()) - return; - - if (text_input_type_ != ui::TEXT_INPUT_TYPE_NONE || - selection_anchor_ != selection_focus_) { - if (touch_selection_controller_) - touch_selection_controller_->SelectionChanged(); - } else { - EndTouchEditing(false); - } -} - -void TouchEditableImplAura::OverscrollStarted() { - overscroll_in_progress_ = true; -} - -void TouchEditableImplAura::OverscrollCompleted() { - overscroll_in_progress_ = false; - StartTouchEditingIfNecessary(); -} - -//////////////////////////////////////////////////////////////////////////////// -// TouchEditableImplAura, RenderWidgetHostViewAura::TouchEditingClient -// implementation: - -void TouchEditableImplAura::StartTouchEditing() { - if (!rwhva_ || !rwhva_->HasFocus()) - return; - - if (!touch_selection_controller_) { - touch_selection_controller_.reset( - ui::TouchEditingControllerDeprecated::Create(this)); - } - if (touch_selection_controller_) - touch_selection_controller_->SelectionChanged(); -} - -void TouchEditableImplAura::EndTouchEditing(bool quick) { - if (touch_selection_controller_) { - if (touch_selection_controller_->IsHandleDragInProgress()) { - touch_selection_controller_->SelectionChanged(); - } else { - selection_gesture_in_process_ = false; - touch_selection_controller_->HideHandles(quick); - touch_selection_controller_.reset(); - } - } -} - -void TouchEditableImplAura::OnSelectionOrCursorChanged( - const ui::SelectionBound& anchor, - const ui::SelectionBound& focus) { - selection_anchor_ = anchor; - selection_focus_ = focus; - - // If touch editing handles were not visible, we bring them up only if the - // current event is a gesture event, no scroll/fling/overscoll is in progress, - // and there is non-zero selection on the page - if (selection_gesture_in_process_ && !scroll_in_progress_ && - !overscroll_in_progress_ && selection_anchor_ != selection_focus_) { - StartTouchEditing(); - selection_gesture_in_process_ = false; - } - - UpdateEditingController(); -} - -void TouchEditableImplAura::OnTextInputTypeChanged(ui::TextInputType type) { - text_input_type_ = type; -} - -bool TouchEditableImplAura::HandleInputEvent(const ui::Event* event) { - DCHECK(rwhva_); - if (!event->IsGestureEvent()) { - // Ignore all non-gesture events. Non-gesture events that can deactivate - // touch editing are handled in TouchSelectionControllerImpl. - return false; - } - - const ui::GestureEvent* gesture_event = - static_cast<const ui::GestureEvent*>(event); - switch (event->type()) { - case ui::ET_GESTURE_TAP: - // When the user taps, we want to show touch editing handles if user - // tapped on selected text. - if (gesture_event->details().tap_count() == 1 && - selection_anchor_ != selection_focus_) { - gfx::Rect selection_rect = - ui::RectBetweenSelectionBounds(selection_anchor_, selection_focus_); - // When tap is on selection, show handles and mark event as handled only - // if handles are not present or text is not editable. Otherwise, do not - // set event as handles so that event is forwarded to the renderer to - // update selection/cursor. - if (selection_rect.Contains(gesture_event->location()) && - (text_input_type_ == ui::TEXT_INPUT_TYPE_NONE || - !touch_selection_controller_)) { - StartTouchEditing(); - return true; - } - } - // For single taps, not inside selected region, we want to show handles - // only when the tap is on an already focused textfield. - textfield_was_focused_on_tap_ = - gesture_event->details().tap_count() == 1 && - text_input_type_ != ui::TEXT_INPUT_TYPE_NONE; - break; - case ui::ET_GESTURE_LONG_PRESS: - selection_gesture_in_process_ = true; - break; - case ui::ET_GESTURE_SCROLL_BEGIN: - scroll_in_progress_ = true;; - // We need to hide selection handles during scroll (including fling and - // overscroll), but they should be re-activated after scrolling if: - // - an existing scroll decided that handles should be shown after - // scrolling; or - // - the gesture in progress is going to end in selection; or - // - selection handles are currently active. - handles_hidden_due_to_scroll_ = handles_hidden_due_to_scroll_ || - selection_gesture_in_process_ || - touch_selection_controller_ != NULL; - selection_gesture_in_process_ = false; - EndTouchEditing(true); - break; - case ui::ET_GESTURE_SCROLL_END: - scroll_in_progress_ = false; - StartTouchEditingIfNecessary(); - break; - default: - break; - } - return false; -} - -void TouchEditableImplAura::GestureEventAck(int gesture_event_type) { - DCHECK(rwhva_); - if (gesture_event_type == blink::WebInputEvent::GestureTap && - text_input_type_ != ui::TEXT_INPUT_TYPE_NONE && - textfield_was_focused_on_tap_) { - StartTouchEditing(); - UpdateEditingController(); - } -} - -void TouchEditableImplAura::DidStopFlinging() { - scroll_in_progress_ = false; - StartTouchEditingIfNecessary(); -} - -void TouchEditableImplAura::OnViewDestroyed() { - Cleanup(); -} - -//////////////////////////////////////////////////////////////////////////////// -// TouchEditableImplAura, ui::TouchEditable implementation: - -void TouchEditableImplAura::SelectRect(const gfx::Point& start, - const gfx::Point& end) { - RenderWidgetHost* host = rwhva_->GetRenderWidgetHost(); - RenderViewHost* rvh = RenderViewHost::From(host); - WebContentsImpl* wc = - static_cast<WebContentsImpl*>(WebContents::FromRenderViewHost(rvh)); - wc->SelectRange(start, end); -} - -void TouchEditableImplAura::MoveCaretTo(const gfx::Point& point) { - if (!rwhva_) - return; - - RenderWidgetHostImpl* host = RenderWidgetHostImpl::From( - rwhva_->GetRenderWidgetHost()); - host->MoveCaret(point); -} - -void TouchEditableImplAura::GetSelectionEndPoints(ui::SelectionBound* anchor, - ui::SelectionBound* focus) { - *anchor = selection_anchor_; - *focus = selection_focus_; -} - -gfx::Rect TouchEditableImplAura::GetBounds() { - return rwhva_ ? gfx::Rect(rwhva_->GetNativeView()->bounds().size()) : - gfx::Rect(); -} - -gfx::NativeView TouchEditableImplAura::GetNativeView() const { - return rwhva_ ? rwhva_->GetNativeView()->GetToplevelWindow() : NULL; -} - -void TouchEditableImplAura::ConvertPointToScreen(gfx::Point* point) { - if (!rwhva_) - return; - aura::Window* window = rwhva_->GetNativeView(); - aura::client::ScreenPositionClient* screen_position_client = - aura::client::GetScreenPositionClient(window->GetRootWindow()); - if (screen_position_client) - screen_position_client->ConvertPointToScreen(window, point); -} - -void TouchEditableImplAura::ConvertPointFromScreen(gfx::Point* point) { - if (!rwhva_) - return; - aura::Window* window = rwhva_->GetNativeView(); - aura::client::ScreenPositionClient* screen_position_client = - aura::client::GetScreenPositionClient(window->GetRootWindow()); - if (screen_position_client) - screen_position_client->ConvertPointFromScreen(window, point); -} - -bool TouchEditableImplAura::DrawsHandles() { - return false; -} - -void TouchEditableImplAura::OpenContextMenu(const gfx::Point& anchor) { - if (!rwhva_) - return; - gfx::Point point = anchor; - ConvertPointFromScreen(&point); - RenderWidgetHost* host = rwhva_->GetRenderWidgetHost(); - host->Send(new ViewMsg_ShowContextMenu( - host->GetRoutingID(), ui::MENU_SOURCE_TOUCH_EDIT_MENU, point)); - EndTouchEditing(false); -} - -bool TouchEditableImplAura::IsCommandIdChecked(int command_id) const { - NOTREACHED(); - return false; -} - -bool TouchEditableImplAura::IsCommandIdEnabled(int command_id) const { - if (!rwhva_) - return false; - bool editable = rwhva_->GetTextInputType() != ui::TEXT_INPUT_TYPE_NONE; - bool readable = rwhva_->GetTextInputType() != ui::TEXT_INPUT_TYPE_PASSWORD; - gfx::Range selection_range; - rwhva_->GetSelectionRange(&selection_range); - bool has_selection = !selection_range.is_empty(); - switch (command_id) { - case IDS_APP_CUT: - return editable && readable && has_selection; - case IDS_APP_COPY: - return readable && has_selection; - case IDS_APP_PASTE: { - base::string16 result; - ui::Clipboard::GetForCurrentThread()->ReadText( - ui::CLIPBOARD_TYPE_COPY_PASTE, &result); - return editable && !result.empty(); - } - case IDS_APP_DELETE: - return editable && has_selection; - case IDS_APP_SELECT_ALL: - return true; - default: - return false; - } -} - -bool TouchEditableImplAura::GetAcceleratorForCommandId( - int command_id, - ui::Accelerator* accelerator) { - return false; -} - -void TouchEditableImplAura::ExecuteCommand(int command_id, int event_flags) { - RenderWidgetHost* host = rwhva_->GetRenderWidgetHost(); - RenderViewHost* rvh = RenderViewHost::From(host); - WebContents* wc = WebContents::FromRenderViewHost(rvh); - - switch (command_id) { - case IDS_APP_CUT: - wc->Cut(); - break; - case IDS_APP_COPY: - wc->Copy(); - break; - case IDS_APP_PASTE: - wc->Paste(); - break; - case IDS_APP_DELETE: - wc->Delete(); - break; - case IDS_APP_SELECT_ALL: - wc->SelectAll(); - break; - default: - NOTREACHED(); - break; - } - EndTouchEditing(false); -} - -void TouchEditableImplAura::DestroyTouchSelection() { - EndTouchEditing(false); -} - -//////////////////////////////////////////////////////////////////////////////// -// TouchEditableImplAura, private: - -TouchEditableImplAura::TouchEditableImplAura() - : text_input_type_(ui::TEXT_INPUT_TYPE_NONE), - rwhva_(NULL), - selection_gesture_in_process_(false), - handles_hidden_due_to_scroll_(false), - scroll_in_progress_(false), - overscroll_in_progress_(false), - textfield_was_focused_on_tap_(false) { -} - -void TouchEditableImplAura::StartTouchEditingIfNecessary() { - // If there is no scrolling left in progress, show selection handles if they - // were hidden due to scroll and there is a selection. - if (!scroll_in_progress_ && !overscroll_in_progress_ && - handles_hidden_due_to_scroll_ && - (selection_anchor_ != selection_focus_ || - text_input_type_ != ui::TEXT_INPUT_TYPE_NONE)) { - StartTouchEditing(); - UpdateEditingController(); - handles_hidden_due_to_scroll_ = false; - } -} - -void TouchEditableImplAura::Cleanup() { - if (rwhva_) { - rwhva_->set_touch_editing_client(NULL); - rwhva_ = NULL; - } - text_input_type_ = ui::TEXT_INPUT_TYPE_NONE; - EndTouchEditing(true); - selection_gesture_in_process_ = false; - handles_hidden_due_to_scroll_ = false; - scroll_in_progress_ = false; - overscroll_in_progress_ = false; -} - -} // namespace content |