chrome/browser/ui/views/autofill/autofill_popup_view_views.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/ui/views/autofill/autofill_popup_view_views.h"
   6
   7 #include "chrome/browser/ui/autofill/autofill_popup_controller.h"
   8 #include "components/autofill/core/browser/popup_item_ids.h"
   9 #include "components/autofill/core/browser/suggestion.h"
  10 #include "ui/base/resource/resource_bundle.h"
  11 #include "ui/events/keycodes/keyboard_codes.h"
  12 #include "ui/gfx/canvas.h"
  13 #include "ui/gfx/geometry/point.h"
  14 #include "ui/gfx/geometry/rect.h"
  15 #include "ui/gfx/image/image.h"
  16 #include "ui/gfx/native_widget_types.h"
  17 #include "ui/gfx/text_utils.h"
  18 #include "ui/views/border.h"
  19 #include "ui/views/widget/widget.h"
  20
  21 namespace autofill {
  22
  23 AutofillPopupViewViews::AutofillPopupViewViews(
  24     AutofillPopupController* controller,
  25     views::Widget* parent_widget)
  26     : AutofillPopupBaseView(controller, parent_widget),
  27       controller_(controller) {}
  28
  29 AutofillPopupViewViews::~AutofillPopupViewViews() {}
  30
  31 void AutofillPopupViewViews::Show() {
  32   DoShow();
  33 }
  34
  35 void AutofillPopupViewViews::Hide() {
  36   // The controller is no longer valid after it hides us.
  37   controller_ = NULL;
  38
  39   DoHide();
  40 }
  41
  42 void AutofillPopupViewViews::UpdateBoundsAndRedrawPopup() {
  43   DoUpdateBoundsAndRedrawPopup();
  44 }
  45
  46 void AutofillPopupViewViews::OnPaint(gfx::Canvas* canvas) {
  47   if (!controller_)
  48     return;
  49
  50   canvas->DrawColor(kPopupBackground);
  51   OnPaintBorder(canvas);
  52
  53   for (size_t i = 0; i < controller_->GetLineCount(); ++i) {
  54     gfx::Rect line_rect = controller_->GetRowBounds(i);
  55
  56     if (controller_->GetSuggestionAt(i).frontend_id ==
  57         POPUP_ITEM_ID_SEPARATOR) {
  58       canvas->FillRect(line_rect, kItemTextColor);
  59     } else {
  60       DrawAutofillEntry(canvas, i, line_rect);
  61     }
  62   }
  63 }
  64
  65 void AutofillPopupViewViews::InvalidateRow(size_t row) {
  66   SchedulePaintInRect(controller_->GetRowBounds(row));
  67 }
  68
  69 void AutofillPopupViewViews::DrawAutofillEntry(gfx::Canvas* canvas,
  70                                                int index,
  71                                                const gfx::Rect& entry_rect) {
  72   if (controller_->selected_line() == index)
  73     canvas->FillRect(entry_rect, kHoveredBackgroundColor);
  74
  75   const bool is_rtl = controller_->IsRTL();
  76   const int text_align =
  77       is_rtl ? gfx::Canvas::TEXT_ALIGN_RIGHT : gfx::Canvas::TEXT_ALIGN_LEFT;
  78   gfx::Rect value_rect = entry_rect;
  79   value_rect.Inset(kEndPadding, 0);
  80   canvas->DrawStringRectWithFlags(
  81       controller_->GetElidedValueAt(index),
  82       controller_->GetValueFontListForRow(index),
  83       controller_->IsWarning(index) ? kWarningTextColor : kValueTextColor,
  84       value_rect, text_align);
  85
  86   // Use this to figure out where all the other Autofill items should be placed.
  87   int x_align_left = is_rtl ? kEndPadding : entry_rect.right() - kEndPadding;
  88
  89   // Draw the Autofill icon, if one exists
  90   ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
  91   int row_height = controller_->GetRowBounds(index).height();
  92   if (!controller_->GetSuggestionAt(index).icon.empty()) {
  93     int icon = controller_->GetIconResourceID(
  94         controller_->GetSuggestionAt(index).icon);
  95     DCHECK_NE(-1, icon);
  96     const gfx::ImageSkia* image = rb.GetImageSkiaNamed(icon);
  97     int icon_y = entry_rect.y() + (row_height - image->height()) / 2;
  98
  99     x_align_left += is_rtl ? 0 : -image->width();
 100
 101     canvas->DrawImageInt(*image, x_align_left, icon_y);
 102
 103     x_align_left += is_rtl ? image->width() + kIconPadding : -kIconPadding;
 104   }
 105
 106   // Draw the label text.
 107   const int label_width =
 108       gfx::GetStringWidth(controller_->GetElidedLabelAt(index),
 109                           controller_->GetLabelFontList());
 110   if (!is_rtl)
 111     x_align_left -= label_width;
 112
 113   canvas->DrawStringRectWithFlags(
 114       controller_->GetElidedLabelAt(index), controller_->GetLabelFontList(),
 115       kItemTextColor,
 116       gfx::Rect(x_align_left, entry_rect.y(), label_width, entry_rect.height()),
 117       text_align);
 118 }
 119
 120 AutofillPopupView* AutofillPopupView::Create(
 121     AutofillPopupController* controller) {
 122   views::Widget* observing_widget =
 123       views::Widget::GetTopLevelWidgetForNativeView(
 124           controller->container_view());
 125
 126   // If the top level widget can't be found, cancel the popup since we can't
 127   // fully set it up.
 128   if (!observing_widget)
 129     return NULL;
 130
 131   return new AutofillPopupViewViews(controller, observing_widget);
 132 }
 133
 134 }  // namespace autofill