| // Copyright 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 "base/strings/sys_string_conversions.h" |
| #import "content/browser/renderer_host/render_widget_host_view_mac_dictionary_helper.h" |
| #import "content/browser/renderer_host/render_widget_host_view_mac.h" |
| |
| namespace content { |
| |
| RenderWidgetHostViewMacDictionaryHelper:: |
| RenderWidgetHostViewMacDictionaryHelper(RenderWidgetHostView* view) |
| : view_(static_cast<RenderWidgetHostViewMac*>(view)), |
| target_view_(static_cast<RenderWidgetHostViewMac*>(view)) { |
| } |
| |
| void RenderWidgetHostViewMacDictionaryHelper::SetTargetView( |
| RenderWidgetHostView* target_view) { |
| target_view_ = static_cast<RenderWidgetHostViewMac*>(target_view); |
| } |
| |
| void RenderWidgetHostViewMacDictionaryHelper::ShowDefinitionForSelection() { |
| NSRange selection_range = [view_->cocoa_view() selectedRange]; |
| NSAttributedString* attr_string = |
| [view_->cocoa_view() attributedSubstringForProposedRange:selection_range |
| actualRange:nil]; |
| if (!attr_string) { |
| if (view_->selected_text().empty()) |
| return; |
| // The PDF plugin does not support getting the attributed string. Until it |
| // does, use NSPerformService(), which opens Dictionary.app. |
| // http://crbug.com/152438 |
| // TODO(asvitkine): This should be removed after the above support is added. |
| NSString* text = base::SysUTF8ToNSString(view_->selected_text()); |
| NSPasteboard* pasteboard = [NSPasteboard pasteboardWithUniqueName]; |
| NSArray* types = [NSArray arrayWithObject:NSStringPboardType]; |
| [pasteboard declareTypes:types owner:nil]; |
| if ([pasteboard setString:text forType:NSStringPboardType]) |
| NSPerformService(@"Look Up in Dictionary", pasteboard); |
| return; |
| } |
| |
| NSRect rect = |
| [view_->cocoa_view() firstViewRectForCharacterRange:selection_range |
| actualRange:nil]; |
| |
| NSDictionary* attrs = [attr_string attributesAtIndex:0 effectiveRange:nil]; |
| NSFont* font = [attrs objectForKey:NSFontAttributeName]; |
| rect.origin.y += NSHeight(rect) - [font ascender]; |
| |
| rect.origin.x += offset_.x(); |
| rect.origin.y += offset_.y(); |
| |
| [target_view_->cocoa_view() showDefinitionForAttributedString:attr_string |
| atPoint:rect.origin]; |
| } |
| |
| } // namespace content |