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Unified Diff: ui/views/controls/link.cc

Issue 851853002: It is time. (Closed) Base URL: https://github.com/domokit/mojo.git@master
Patch Set: Trying to reup because the last upload failed. Created 5 years, 11 months ago
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Index: ui/views/controls/link.cc
diff --git a/ui/views/controls/link.cc b/ui/views/controls/link.cc
deleted file mode 100644
index d8a08a40c920634b2aacd50a71b54b7331bfa58b..0000000000000000000000000000000000000000
--- a/ui/views/controls/link.cc
+++ /dev/null
@@ -1,229 +0,0 @@
-// 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.
-
-#include "ui/views/controls/link.h"
-
-#include "build/build_config.h"
-
-#include "base/logging.h"
-#include "base/strings/utf_string_conversions.h"
-#include "ui/accessibility/ax_view_state.h"
-#include "ui/base/cursor/cursor.h"
-#include "ui/events/event.h"
-#include "ui/events/keycodes/keyboard_codes.h"
-#include "ui/gfx/canvas.h"
-#include "ui/gfx/color_utils.h"
-#include "ui/gfx/font_list.h"
-#include "ui/views/controls/link_listener.h"
-#include "ui/views/native_cursor.h"
-
-namespace views {
-
-const char Link::kViewClassName[] = "Link";
-
-Link::Link() : Label(base::string16()) {
- Init();
-}
-
-Link::Link(const base::string16& title) : Label(title) {
- Init();
-}
-
-Link::~Link() {
-}
-
-SkColor Link::GetDefaultEnabledColor() {
-#if defined(OS_WIN)
- return color_utils::GetSysSkColor(COLOR_HOTLIGHT);
-#else
- return SkColorSetRGB(0, 51, 153);
-#endif
-}
-
-const char* Link::GetClassName() const {
- return kViewClassName;
-}
-
-gfx::NativeCursor Link::GetCursor(const ui::MouseEvent& event) {
- if (!enabled())
- return gfx::kNullCursor;
- return GetNativeHandCursor();
-}
-
-bool Link::CanProcessEventsWithinSubtree() const {
- // Links need to be able to accept events (e.g., clicking) even though
- // in general Labels do not.
- return View::CanProcessEventsWithinSubtree();
-}
-
-bool Link::OnMousePressed(const ui::MouseEvent& event) {
- if (!enabled() ||
- (!event.IsLeftMouseButton() && !event.IsMiddleMouseButton()))
- return false;
- SetPressed(true);
- return true;
-}
-
-bool Link::OnMouseDragged(const ui::MouseEvent& event) {
- SetPressed(enabled() &&
- (event.IsLeftMouseButton() || event.IsMiddleMouseButton()) &&
- HitTestPoint(event.location()));
- return true;
-}
-
-void Link::OnMouseReleased(const ui::MouseEvent& event) {
- // Change the highlight first just in case this instance is deleted
- // while calling the controller
- OnMouseCaptureLost();
- if (enabled() &&
- (event.IsLeftMouseButton() || event.IsMiddleMouseButton()) &&
- HitTestPoint(event.location())) {
- // Focus the link on click.
- RequestFocus();
-
- if (listener_)
- listener_->LinkClicked(this, event.flags());
- }
-}
-
-void Link::OnMouseCaptureLost() {
- SetPressed(false);
-}
-
-bool Link::OnKeyPressed(const ui::KeyEvent& event) {
- bool activate = ((event.key_code() == ui::VKEY_SPACE) ||
- (event.key_code() == ui::VKEY_RETURN));
- if (!activate)
- return false;
-
- SetPressed(false);
-
- // Focus the link on key pressed.
- RequestFocus();
-
- if (listener_)
- listener_->LinkClicked(this, event.flags());
-
- return true;
-}
-
-void Link::OnGestureEvent(ui::GestureEvent* event) {
- if (!enabled())
- return;
-
- if (event->type() == ui::ET_GESTURE_TAP_DOWN) {
- SetPressed(true);
- } else if (event->type() == ui::ET_GESTURE_TAP) {
- RequestFocus();
- if (listener_)
- listener_->LinkClicked(this, event->flags());
- } else {
- SetPressed(false);
- return;
- }
- event->SetHandled();
-}
-
-bool Link::SkipDefaultKeyEventProcessing(const ui::KeyEvent& event) {
- // Make sure we don't process space or enter as accelerators.
- return (event.key_code() == ui::VKEY_SPACE) ||
- (event.key_code() == ui::VKEY_RETURN);
-}
-
-void Link::GetAccessibleState(ui::AXViewState* state) {
- Label::GetAccessibleState(state);
- state->role = ui::AX_ROLE_LINK;
-}
-
-void Link::OnEnabledChanged() {
- RecalculateFont();
- View::OnEnabledChanged();
-}
-
-void Link::OnFocus() {
- Label::OnFocus();
- // We render differently focused.
- SchedulePaint();
-}
-
-void Link::OnBlur() {
- Label::OnBlur();
- // We render differently focused.
- SchedulePaint();
-}
-
-void Link::SetFontList(const gfx::FontList& font_list) {
- Label::SetFontList(font_list);
- RecalculateFont();
-}
-
-void Link::SetText(const base::string16& text) {
- Label::SetText(text);
- // Disable focusability for empty links. Otherwise Label::GetInsets() will
- // give them an unconditional 1-px. inset on every side to allow for a focus
- // border, when in this case we probably wanted zero width.
- SetFocusable(!text.empty());
-}
-
-void Link::SetEnabledColor(SkColor color) {
- requested_enabled_color_ = color;
- if (!pressed_)
- Label::SetEnabledColor(requested_enabled_color_);
-}
-
-void Link::SetPressedColor(SkColor color) {
- requested_pressed_color_ = color;
- if (pressed_)
- Label::SetEnabledColor(requested_pressed_color_);
-}
-
-void Link::SetUnderline(bool underline) {
- if (underline_ == underline)
- return;
- underline_ = underline;
- RecalculateFont();
-}
-
-void Link::Init() {
- listener_ = NULL;
- pressed_ = false;
- underline_ = true;
- SetEnabledColor(GetDefaultEnabledColor());
-#if defined(OS_WIN)
- SetDisabledColor(color_utils::GetSysSkColor(COLOR_WINDOWTEXT));
- SetPressedColor(SkColorSetRGB(200, 0, 0));
-#else
- // TODO(beng): source from theme provider.
- SetDisabledColor(SK_ColorBLACK);
- SetPressedColor(SK_ColorRED);
-#endif
- RecalculateFont();
-
- // Label::Init() calls SetText(), but if that's being called from Label(), our
- // SetText() override will not be reached (because the constructed class is
- // only a Label at the moment, not yet a Link). So so the set_focusable()
- // call explicitly here.
- SetFocusable(!text().empty());
-}
-
-void Link::SetPressed(bool pressed) {
- if (pressed_ != pressed) {
- pressed_ = pressed;
- Label::SetEnabledColor(pressed_ ?
- requested_pressed_color_ : requested_enabled_color_);
- RecalculateFont();
- SchedulePaint();
- }
-}
-
-void Link::RecalculateFont() {
- // Underline the link iff it is enabled and |underline_| is true.
- const int style = font_list().GetFontStyle();
- const int intended_style = (enabled() && underline_) ?
- (style | gfx::Font::UNDERLINE) : (style & ~gfx::Font::UNDERLINE);
- if (style != intended_style)
- Label::SetFontList(font_list().DeriveWithStyle(intended_style));
-}
-
-} // namespace views
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