summaryrefslogtreecommitdiff
path: root/fpdfsdk/fpdf_formfill.cpp
diff options
context:
space:
mode:
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/fpdf_formfill.cpp
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/fpdf_formfill.cpp')
-rw-r--r--fpdfsdk/fpdf_formfill.cpp32
1 files changed, 32 insertions, 0 deletions
diff --git a/fpdfsdk/fpdf_formfill.cpp b/fpdfsdk/fpdf_formfill.cpp
index 7676463edc..b70bd9da50 100644
--- a/fpdfsdk/fpdf_formfill.cpp
+++ b/fpdfsdk/fpdf_formfill.cpp
@@ -465,6 +465,38 @@ FPDF_EXPORT void FPDF_CALLCONV FORM_ReplaceSelection(FPDF_FORMHANDLE hHandle,
pPageView->ReplaceSelection(wide_str_text);
}
+FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV FORM_CanUndo(FPDF_FORMHANDLE hHandle,
+ FPDF_PAGE page) {
+ CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page);
+ if (!pPageView)
+ return false;
+ return pPageView->CanUndo();
+}
+
+FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV FORM_CanRedo(FPDF_FORMHANDLE hHandle,
+ FPDF_PAGE page) {
+ CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page);
+ if (!pPageView)
+ return false;
+ return pPageView->CanRedo();
+}
+
+FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV FORM_Undo(FPDF_FORMHANDLE hHandle,
+ FPDF_PAGE page) {
+ CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page);
+ if (!pPageView)
+ return false;
+ return pPageView->Undo();
+}
+
+FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV FORM_Redo(FPDF_FORMHANDLE hHandle,
+ FPDF_PAGE page) {
+ CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page);
+ if (!pPageView)
+ return false;
+ return pPageView->Redo();
+}
+
FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV
FORM_ForceToKillFocus(FPDF_FORMHANDLE hHandle) {
CPDFSDK_FormFillEnvironment* pFormFillEnv =