Refactored the translate infobars.

chrome/browser/views/infobars/infobar_button_border.cc

+// Copyright (c) 2010 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 "chrome/browser/views/infobars/infobar_button_border.h"
+
+#include "app/l10n_util.h"
+#include "app/resource_bundle.h"
+#include "gfx/canvas.h"
+#include "grit/app_resources.h"
+#include "views/controls/button/text_button.h"
+
+// Preferred padding between text and edge
+static const int kPreferredPaddingHorizontal = 6;
+static const int kPreferredPaddingVertical = 5;
+
+// InfoBarButtonBorder, public: ----------------------------------------------
+
+InfoBarButtonBorder::InfoBarButtonBorder() {
+  ResourceBundle& rb = ResourceBundle::GetSharedInstance();
+
+  normal_set_.top_left = rb.GetBitmapNamed(IDR_INFOBARBUTTON_TOP_LEFT_N);
+  normal_set_.top = rb.GetBitmapNamed(IDR_INFOBARBUTTON_TOP_N);
+  normal_set_.top_right = rb.GetBitmapNamed(IDR_INFOBARBUTTON_TOP_RIGHT_N);
+  normal_set_.left = rb.GetBitmapNamed(IDR_INFOBARBUTTON_LEFT_N);
+  normal_set_.center = rb.GetBitmapNamed(IDR_INFOBARBUTTON_CENTER_N);
+  normal_set_.right = rb.GetBitmapNamed(IDR_INFOBARBUTTON_RIGHT_N);
+  normal_set_.bottom_left = rb.GetBitmapNamed(IDR_INFOBARBUTTON_BOTTOM_LEFT_N);
+  normal_set_.bottom = rb.GetBitmapNamed(IDR_INFOBARBUTTON_BOTTOM_N);
+  normal_set_.bottom_right =
+      rb.GetBitmapNamed(IDR_INFOBARBUTTON_BOTTOM_RIGHT_N);
+
+  hot_set_.top_left = rb.GetBitmapNamed(IDR_INFOBARBUTTON_TOP_LEFT_H);
+  hot_set_.top = rb.GetBitmapNamed(IDR_INFOBARBUTTON_TOP_H);
+  hot_set_.top_right = rb.GetBitmapNamed(IDR_INFOBARBUTTON_TOP_RIGHT_H);
+  hot_set_.left = rb.GetBitmapNamed(IDR_INFOBARBUTTON_LEFT_H);
+  hot_set_.center = rb.GetBitmapNamed(IDR_INFOBARBUTTON_CENTER_H);
+  hot_set_.right = rb.GetBitmapNamed(IDR_INFOBARBUTTON_RIGHT_H);
+  hot_set_.bottom_left = rb.GetBitmapNamed(IDR_INFOBARBUTTON_BOTTOM_LEFT_H);
+  hot_set_.bottom = rb.GetBitmapNamed(IDR_INFOBARBUTTON_BOTTOM_H);
+  hot_set_.bottom_right = rb.GetBitmapNamed(IDR_INFOBARBUTTON_BOTTOM_RIGHT_H);
+
+  pushed_set_.top_left = rb.GetBitmapNamed(IDR_INFOBARBUTTON_TOP_LEFT_P);
+  pushed_set_.top = rb.GetBitmapNamed(IDR_INFOBARBUTTON_TOP_P);
+  pushed_set_.top_right = rb.GetBitmapNamed(IDR_INFOBARBUTTON_TOP_RIGHT_P);
+  pushed_set_.left = rb.GetBitmapNamed(IDR_INFOBARBUTTON_LEFT_P);
+  pushed_set_.center = rb.GetBitmapNamed(IDR_INFOBARBUTTON_CENTER_P);
+  pushed_set_.right = rb.GetBitmapNamed(IDR_INFOBARBUTTON_RIGHT_P);
+  pushed_set_.bottom_left = rb.GetBitmapNamed(IDR_INFOBARBUTTON_BOTTOM_LEFT_P);
+  pushed_set_.bottom = rb.GetBitmapNamed(IDR_INFOBARBUTTON_BOTTOM_P);
+  pushed_set_.bottom_right =
+      rb.GetBitmapNamed(IDR_INFOBARBUTTON_BOTTOM_RIGHT_P);
+}
+
+InfoBarButtonBorder::~InfoBarButtonBorder() {
+}
+
+// InfoBarButtonBorder, Border overrides: ------------------------------------
+
+void InfoBarButtonBorder::GetInsets(gfx::Insets* insets) const {
+  insets->Set(kPreferredPaddingVertical, kPreferredPaddingHorizontal,
+              kPreferredPaddingVertical, kPreferredPaddingHorizontal);
+}
+
+void InfoBarButtonBorder::Paint(const views::View& view,
+                                gfx::Canvas* canvas) const {
+  const views::TextButton* mb = static_cast<const views::TextButton*>(&view);
+  int state = mb->state();
+
+  // TextButton takes care of deciding when to call Paint.
+  const MBBImageSet* set = &normal_set_;
+  if (state == views::TextButton::BS_HOT)
+    set = &hot_set_;
+  else if (state == views::TextButton::BS_PUSHED)
+    set = &pushed_set_;
+
+  gfx::Rect bounds = view.bounds();
+
+  // Draw top left image.
+  canvas->DrawBitmapInt(*set->top_left, 0, 0);
+
+  // Stretch top image.
+  canvas->DrawBitmapInt(
+      *set->top,
+      0, 0, set->top->width(), set->top->height(),
+      set->top_left->width(),
+      0,
+      bounds.width() - set->top_right->width() - set->top_left->width(),
+      set->top->height(), false);
+
+  // Draw top right image.
+  canvas->DrawBitmapInt(*set->top_right,
+                        bounds.width() - set->top_right->width(), 0);
+
+  // Stretch left image.
+  canvas->DrawBitmapInt(
+      *set->left,
+      0, 0, set->left->width(), set->left->height(),
+      0,
+      set->top_left->height(),
+      set->top_left->width(),
+      bounds.height() - set->top->height() - set->bottom_left->height(), false);
+
+  // Stretch center image.
+  canvas->DrawBitmapInt(
+      *set->center,
+      0, 0, set->center->width(), set->center->height(),
+      set->left->width(),
+      set->top->height(),
+      bounds.width() - set->right->width() - set->left->width(),
+      bounds.height() - set->bottom->height() - set->top->height(), false);
+
+  // Stretch right image.
+  canvas->DrawBitmapInt(
+      *set->right,
+      0, 0, set->right->width(), set->right->height(),
+      bounds.width() - set->right->width(),
+      set->top_right->height(),
+      set->right->width(),
+      bounds.height() - set->bottom_right->height() -
+          set->top_right->height(), false);
+
+  // Draw bottom left image.
+  canvas->DrawBitmapInt(*set->bottom_left,
+                        0,
+                        bounds.height() - set->bottom_left->height());
+
+  // Stretch bottom image.
+  canvas->DrawBitmapInt(
+      *set->bottom,
+      0, 0, set->bottom->width(), set->bottom->height(),
+      set->bottom_left->width(),
+      bounds.height() - set->bottom->height(),
+      bounds.width() - set->bottom_right->width() -
+          set->bottom_left->width(),
+      set->bottom->height(), false);
+
+  // Draw bottom right image.
+  canvas->DrawBitmapInt(*set->bottom_right,
+                        bounds.width() - set->bottom_right->width(),
+                        bounds.height() -  set->bottom_right->height());
+}