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authorLei Zhang <thestig@chromium.org>2018-04-19 20:55:54 +0000
committerChromium commit bot <commit-bot@chromium.org>2018-04-19 20:55:54 +0000
commitee96772e0878fa385b9a4a736a2fc109e19fd01e (patch)
treedef5fed9024c0aef25d7d1f81729b6f0a6687179 /fpdfsdk/pwl/cpwl_wnd.h
parentc84ea8eda5a53229cf1faaed7cb54013b9ea18c3 (diff)
downloadpdfium-ee96772e0878fa385b9a4a736a2fc109e19fd01e.tar.xz
Add public APIs for undo / redo in forms.
Add FORM_CanUndo(), FORM_CanRedo(), FORM_Undo(), and FORM_Redo(). BUG=chromium:764260 Change-Id: I1d9ea67152d9b35d9b8e1d7ef7d019706fdfa30a Reviewed-on: https://pdfium-review.googlesource.com/30872 Commit-Queue: Lei Zhang <thestig@chromium.org> Reviewed-by: dsinclair <dsinclair@chromium.org>
Diffstat (limited to 'fpdfsdk/pwl/cpwl_wnd.h')
-rw-r--r--fpdfsdk/pwl/cpwl_wnd.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/fpdfsdk/pwl/cpwl_wnd.h b/fpdfsdk/pwl/cpwl_wnd.h
index 9c790eb5b8..a24635fa1f 100644
--- a/fpdfsdk/pwl/cpwl_wnd.h
+++ b/fpdfsdk/pwl/cpwl_wnd.h
@@ -184,6 +184,12 @@ class CPWL_Wnd : public CPWL_TimerHandler, public Observable<CPWL_Wnd> {
virtual WideString GetText();
virtual WideString GetSelectedText();
virtual void ReplaceSelection(const WideString& text);
+
+ virtual bool CanUndo();
+ virtual bool CanRedo();
+ virtual bool Undo();
+ virtual bool Redo();
+
virtual CFX_FloatRect GetFocusRect() const;
virtual CFX_FloatRect GetClientRect() const;