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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/cpdfsdk_pageview.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/cpdfsdk_pageview.h')
-rw-r--r--fpdfsdk/cpdfsdk_pageview.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/fpdfsdk/cpdfsdk_pageview.h b/fpdfsdk/cpdfsdk_pageview.h
index 9f846cf2a4..e85b32aa78 100644
--- a/fpdfsdk/cpdfsdk_pageview.h
+++ b/fpdfsdk/cpdfsdk_pageview.h
@@ -65,6 +65,11 @@ class CPDFSDK_PageView final : public CPDF_Page::View {
WideString GetSelectedText();
void ReplaceSelection(const WideString& text);
+ bool CanUndo();
+ bool CanRedo();
+ bool Undo();
+ bool Redo();
+
bool OnFocus(const CFX_PointF& point, uint32_t nFlag);
bool OnLButtonDown(const CFX_PointF& point, uint32_t nFlag);
bool OnLButtonUp(const CFX_PointF& point, uint32_t nFlag);