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29 
30 #include "gui/character_pad/selection_handler.h"
31 
32 #include <QtGui/QGuiApplication>
33 #include <QtGui/QClipboard>
34 #include <QtWidgets/QApplication>
35 #include <QtWidgets/QMessageBox>
36 
37 #include "base/singleton.h"
38 
39 namespace mozc {
40 namespace gui {
41 namespace {
42 
43 class CopyToClipboardCallback : public SelectionCallbackInterface {
44  public:
Select(const QString & str)45   void Select(const QString &str) {
46     QClipboard *clipboard = QApplication::clipboard();
47     if (clipboard == NULL) {
48       return;
49     }
50 
51     clipboard->setText(str, QClipboard::Clipboard);
52     clipboard->setText(str, QClipboard::Selection);
53     QMessageBox::information(NULL,
54                              QObject::tr("Note"),
55                              str + QObject::tr(" is sent to clipboard"));
56   }
57 };
58 
59 SelectionCallbackInterface *g_selection_callback = NULL;
60 
GetSelectionCallback()61 SelectionCallbackInterface *GetSelectionCallback() {
62   if (g_selection_callback == NULL) {
63     return Singleton<CopyToClipboardCallback>::get();
64   } else {
65     return g_selection_callback;
66   }
67 }
68 }  // namespace
69 
Select(const QString & str)70 void SelectionHandler::Select(const QString &str) {
71   GetSelectionCallback()->Select(str);
72 }
73 
SetSelectionCallback(SelectionCallbackInterface * callback)74 void SelectionHandler::SetSelectionCallback(
75     SelectionCallbackInterface *callback) {
76   g_selection_callback = callback;
77 }
78 }  // namespace gui
79 }  // namespace mozc
80