b074b224d9
Implement PdfViewWebPlugin::ExecuteEditCommand() which is the Pepper-free equivalents for PepperWebPluginImpl::ExecuteEditCommand(). Bug: 1204729 Change-Id: Idad14e734efab16797187bc746e820c1d15813f2 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2874874 Reviewed-by: Daniel Hosseinian <dhoss@chromium.org> Commit-Queue: Hui Yingst <nigi@chromium.org> Cr-Commit-Position: refs/heads/master@{#882395}
230 lines
9.3 KiB
C++
230 lines
9.3 KiB
C++
// Copyright 2020 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef PDF_PDF_VIEW_WEB_PLUGIN_H_
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#define PDF_PDF_VIEW_WEB_PLUGIN_H_
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#include <memory>
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#include "base/memory/weak_ptr.h"
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#include "cc/paint/paint_image.h"
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#include "pdf/pdf_view_plugin_base.h"
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#include "pdf/post_message_receiver.h"
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#include "pdf/post_message_sender.h"
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#include "pdf/ppapi_migration/graphics.h"
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#include "pdf/ppapi_migration/url_loader.h"
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#include "third_party/blink/public/platform/web_string.h"
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#include "third_party/blink/public/platform/web_text_input_type.h"
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#include "third_party/blink/public/web/web_plugin.h"
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#include "third_party/blink/public/web/web_plugin_params.h"
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#include "v8/include/v8.h"
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namespace blink {
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class WebAssociatedURLLoader;
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class WebLocalFrame;
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class WebPluginContainer;
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class WebURL;
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class WebURLRequest;
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struct WebAssociatedURLLoaderOptions;
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} // namespace blink
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namespace gfx {
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class Range;
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} // namespace gfx
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namespace chrome_pdf {
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// Skeleton for a `blink::WebPlugin` to replace `OutOfProcessInstance`.
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class PdfViewWebPlugin final : public PdfViewPluginBase,
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public blink::WebPlugin,
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public BlinkUrlLoader::Client,
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public PostMessageReceiver::Client,
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public SkiaGraphics::Client {
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public:
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class ContainerWrapper {
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public:
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virtual ~ContainerWrapper() = default;
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// Invalidates the entire web plugin container and schedules a paint of the
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// page in it.
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virtual void Invalidate() = 0;
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// Returns the device scale factor.
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virtual float DeviceScaleFactor() const = 0;
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// Calls underlying WebLocalFrame::SetReferrerForRequest().
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virtual void SetReferrerForRequest(blink::WebURLRequest& request,
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const blink::WebURL& referrer_url) = 0;
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// Calls underlying WebLocalFrame::TextSelectionChanged().
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virtual void TextSelectionChanged(const blink::WebString& selection_text,
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uint32_t offset,
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const gfx::Range& range) = 0;
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// Calls underlying WebLocalFrame::CreateAssociatedURLLoader().
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virtual std::unique_ptr<blink::WebAssociatedURLLoader>
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CreateAssociatedURLLoader(
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const blink::WebAssociatedURLLoaderOptions& options) = 0;
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// Notifies the frame widget about the text input type change.
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virtual void UpdateTextInputState() = 0;
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// Returns the local frame to which the web plugin container belongs.
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virtual blink::WebLocalFrame* GetFrame() = 0;
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// Returns the blink web plugin container pointer that's wrapped inside this
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// object. Returns nullptr if this object is for test only.
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virtual blink::WebPluginContainer* Container() = 0;
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};
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explicit PdfViewWebPlugin(const blink::WebPluginParams& params);
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PdfViewWebPlugin(const PdfViewWebPlugin& other) = delete;
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PdfViewWebPlugin& operator=(const PdfViewWebPlugin& other) = delete;
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// blink::WebPlugin:
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bool Initialize(blink::WebPluginContainer* container) override;
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void Destroy() override;
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blink::WebPluginContainer* Container() const override;
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v8::Local<v8::Object> V8ScriptableObject(v8::Isolate* isolate) override;
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void UpdateAllLifecyclePhases(blink::DocumentUpdateReason reason) override;
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void Paint(cc::PaintCanvas* canvas, const gfx::Rect& rect) override;
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void UpdateGeometry(const gfx::Rect& window_rect,
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const gfx::Rect& clip_rect,
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const gfx::Rect& unobscured_rect,
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bool is_visible) override;
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void UpdateFocus(bool focused, blink::mojom::FocusType focus_type) override;
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void UpdateVisibility(bool visibility) override;
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blink::WebInputEventResult HandleInputEvent(
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const blink::WebCoalescedInputEvent& event,
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ui::Cursor* cursor) override;
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void DidReceiveResponse(const blink::WebURLResponse& response) override;
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void DidReceiveData(const char* data, size_t data_length) override;
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void DidFinishLoading() override;
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void DidFailLoading(const blink::WebURLError& error) override;
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bool HasSelection() const override;
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blink::WebString SelectionAsText() const override;
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blink::WebString SelectionAsMarkup() const override;
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bool CanEditText() const override;
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bool HasEditableText() const override;
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bool CanUndo() const override;
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bool CanRedo() const override;
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bool ExecuteEditCommand(const blink::WebString& name,
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const blink::WebString& value) override;
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blink::WebTextInputType GetPluginTextInputType() override;
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// PdfViewPluginBase:
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void UpdateCursor(ui::mojom::CursorType new_cursor_type) override;
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void UpdateTickMarks(const std::vector<gfx::Rect>& tickmarks) override;
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void NotifyNumberOfFindResultsChanged(int total, bool final_result) override;
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void NotifySelectedFindResultChanged(int current_find_index) override;
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void Alert(const std::string& message) override;
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bool Confirm(const std::string& message) override;
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std::string Prompt(const std::string& question,
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const std::string& default_answer) override;
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void Print() override;
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void SubmitForm(const std::string& url,
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const void* data,
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int length) override;
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std::vector<SearchStringResult> SearchString(const char16_t* string,
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const char16_t* term,
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bool case_sensitive) override;
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pp::Instance* GetPluginInstance() override;
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void DocumentHasUnsupportedFeature(const std::string& feature) override;
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bool IsPrintPreview() override;
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void SelectionChanged(const gfx::Rect& left, const gfx::Rect& right) override;
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void EnteredEditMode() override;
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void SetSelectedText(const std::string& selected_text) override;
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void SetLinkUnderCursor(const std::string& link_under_cursor) override;
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bool IsValidLink(const std::string& url) override;
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std::unique_ptr<Graphics> CreatePaintGraphics(const gfx::Size& size) override;
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bool BindPaintGraphics(Graphics& graphics) override;
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void ScheduleTaskOnMainThread(const base::Location& from_here,
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ResultCallback callback,
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int32_t result,
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base::TimeDelta delay) override;
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// BlinkUrlLoader::Client:
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bool IsValid() const override;
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blink::WebURL CompleteURL(const blink::WebString& partial_url) const override;
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net::SiteForCookies SiteForCookies() const override;
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void SetReferrerForRequest(blink::WebURLRequest& request,
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const blink::WebURL& referrer_url) override;
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std::unique_ptr<blink::WebAssociatedURLLoader> CreateAssociatedURLLoader(
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const blink::WebAssociatedURLLoaderOptions& options) override;
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// PostMessageReceiver::Client:
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void OnMessage(const base::Value& message) override;
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// SkiaGraphics::Client:
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void UpdateSnapshot(sk_sp<SkImage> snapshot) override;
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// Initializes the plugin using the `container_wrapper` provided by tests.
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bool InitializeForTesting(
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std::unique_ptr<ContainerWrapper> container_wrapper);
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const gfx::Rect& GetPluginRectForTesting() const { return plugin_rect(); }
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protected:
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// PdfViewPluginBase:
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base::WeakPtr<PdfViewPluginBase> GetWeakPtr() override;
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std::unique_ptr<UrlLoader> CreateUrlLoaderInternal() override;
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void DidOpen(std::unique_ptr<UrlLoader> loader, int32_t result) override;
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void DidOpenPreview(std::unique_ptr<UrlLoader> loader,
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int32_t result) override;
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void SendMessage(base::Value message) override;
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void InitImageData(const gfx::Size& size) override;
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void SetFormFieldInFocus(bool in_focus) override;
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void SetAccessibilityDocInfo(const AccessibilityDocInfo& doc_info) override;
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void SetAccessibilityPageInfo(AccessibilityPageInfo page_info,
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std::vector<AccessibilityTextRunInfo> text_runs,
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std::vector<AccessibilityCharInfo> chars,
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AccessibilityPageObjects page_objects) override;
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void SetAccessibilityViewportInfo(
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const AccessibilityViewportInfo& viewport_info) override;
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void SetContentRestrictions(int content_restrictions) override;
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void DidStartLoading() override;
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void DidStopLoading() override;
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void OnPrintPreviewLoaded() override;
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void UserMetricsRecordAction(const std::string& action) override;
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private:
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// Call `Destroy()` instead.
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~PdfViewWebPlugin() override;
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bool InitializeCommon(std::unique_ptr<ContainerWrapper> container_wrapper);
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void OnViewportChanged(const gfx::Rect& view_rect, float new_device_scale);
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// Invalidates the entire web plugin container and schedules a paint of the
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// page in it.
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void InvalidatePluginContainer();
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// Text editing methods.
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bool SelectAll();
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bool Cut();
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bool Paste(const blink::WebString& value);
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bool Undo();
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bool Redo();
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blink::WebString selected_text_;
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blink::WebTextInputType text_input_type_ =
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blink::WebTextInputType::kWebTextInputTypeNone;
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blink::WebPluginParams initial_params_;
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std::unique_ptr<ContainerWrapper> container_wrapper_;
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v8::Persistent<v8::Object> scriptable_receiver_;
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PostMessageSender post_message_sender_;
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cc::PaintImage snapshot_;
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base::WeakPtrFactory<PdfViewWebPlugin> weak_factory_{this};
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};
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} // namespace chrome_pdf
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#endif // PDF_PDF_VIEW_WEB_PLUGIN_H_
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