commit 469bf3153dd42d48b021ebc92e345e074af714dc
parent a075c38128402d8608b11790d9b9c3326aa16c94
Author: Emilio Cobos Álvarez <emilio@crisal.io>
Date: Tue, 25 Nov 2025 13:41:16 +0000
Bug 2000626 - Clean up more now dead view / viewmanager code. r=jwatt
Differential Revision: https://phabricator.services.mozilla.com/D272883
Diffstat:
4 files changed, 9 insertions(+), 94 deletions(-)
diff --git a/view/nsView.cpp b/view/nsView.cpp
@@ -27,14 +27,8 @@
using namespace mozilla;
using namespace mozilla::widget;
-nsView::nsView(nsViewManager* aViewManager)
- : mViewManager(aViewManager), mForcedRepaint(false) {
+nsView::nsView(nsViewManager* aViewManager) : mViewManager(aViewManager) {
MOZ_COUNT_CTOR(nsView);
-
- // Views should be transparent by default. Not being transparent is
- // a promise that the view will paint all its pixels opaquely. Views
- // should make this promise explicitly by calling
- // SetViewContentTransparency.
}
nsView::~nsView() {
@@ -54,27 +48,10 @@ nsView::~nsView() {
}
// Destroy and release the widget
- DestroyWidget();
+ DetachWidget();
}
-class DestroyWidgetRunnable : public Runnable {
- public:
- NS_DECL_NSIRUNNABLE
-
- explicit DestroyWidgetRunnable(nsIWidget* aWidget)
- : mozilla::Runnable("DestroyWidgetRunnable"), mWidget(aWidget) {}
-
- private:
- nsCOMPtr<nsIWidget> mWidget;
-};
-
-NS_IMETHODIMP DestroyWidgetRunnable::Run() {
- mWidget->Destroy();
- mWidget = nullptr;
- return NS_OK;
-}
-
-void nsView::DestroyWidget() {
+void nsView::DetachWidget() {
if (mWindow) {
// If we are not attached to a base window, we're going to tear down our
// widget here. However, if we're attached to somebody elses widget, we
@@ -160,14 +137,7 @@ PresShell* nsView::GetPresShell() { return GetViewManager()->GetPresShell(); }
bool nsView::WindowResized(nsIWidget* aWidget, int32_t aWidth,
int32_t aHeight) {
- // The root view may not be set if this is the resize associated with
- // window creation
- SetForcedRepaint(true);
- if (this != mViewManager->GetRootView()) {
- return false;
- }
-
- PresShell* ps = mViewManager->GetPresShell();
+ PresShell* ps = GetPresShell();
if (!ps) {
return false;
}
@@ -277,7 +247,7 @@ void nsView::DidPaintWindow() {
void nsView::DidCompositeWindow(mozilla::layers::TransactionId aTransactionId,
const TimeStamp& aCompositeStart,
const TimeStamp& aCompositeEnd) {
- PresShell* presShell = mViewManager->GetPresShell();
+ PresShell* presShell = GetPresShell();
if (!presShell) {
return;
}
@@ -309,7 +279,7 @@ nsEventStatus nsView::HandleEvent(WidgetGUIEvent* aEvent) {
void nsView::SafeAreaInsetsChanged(
const LayoutDeviceIntMargin& aSafeAreaInsets) {
- PresShell* presShell = mViewManager->GetPresShell();
+ PresShell* presShell = GetPresShell();
if (!presShell) {
return;
}
@@ -341,7 +311,7 @@ bool nsView::IsPrimaryFramePaintSuppressed() const {
void nsView::CallOnAllRemoteChildren(
const std::function<CallState(dom::BrowserParent*)>& aCallback) {
- PresShell* presShell = mViewManager->GetPresShell();
+ PresShell* presShell = GetPresShell();
if (!presShell) {
return;
}
diff --git a/view/nsView.h b/view/nsView.h
@@ -142,12 +142,8 @@ class nsView final : public nsIWidgetListener {
*/
nsSize GetSize() const { return mSize; }
- /**
- * Destroys the associated widget for this view. If this method is
- * not called explicitly, the widget when be destroyed when its
- * view gets destroyed.
- */
- void DestroyWidget();
+ // Stops listening to mWidget and clears it.
+ void DetachWidget();
/**
* Attach/detach a top level widget from this view. When attached, the view
@@ -177,10 +173,6 @@ class nsView final : public nsIWidgetListener {
*/
bool HasWidget() const { return mWindow != nullptr; }
- void SetForcedRepaint(bool aForceRepaint) { mForcedRepaint = aForceRepaint; }
-
- void SetNeedsWindowPropertiesSync();
-
#ifdef DEBUG
/**
* Output debug info to FILE
@@ -226,8 +218,6 @@ class nsView final : public nsIWidgetListener {
private:
explicit nsView(nsViewManager* = nullptr);
- bool ForcedRepaint() { return mForcedRepaint; }
-
void SetSize(const nsSize& aSize) { mSize = aSize; }
void CallOnAllRemoteChildren(
@@ -238,7 +228,6 @@ class nsView final : public nsIWidgetListener {
nsCOMPtr<nsIWidget> mWindow;
nsCOMPtr<nsIWidget> mPreviousWindow;
nsSize mSize;
- bool mForcedRepaint;
bool mIsDirty = false;
};
diff --git a/view/nsViewManager.cpp b/view/nsViewManager.cpp
@@ -150,25 +150,6 @@ void nsViewManager::FlushDelayedResize() {
}
}
-nsViewManager* nsViewManager::RootViewManager() const {
- const auto* cur = this;
- while (auto* parent = cur->GetParentViewManager()) {
- cur = parent;
- }
- return const_cast<nsViewManager*>(cur);
-}
-
-nsViewManager* nsViewManager::GetParentViewManager() const {
- if (!mPresShell) {
- return nullptr;
- }
- auto* pc = mPresShell->GetPresContext();
- if (auto* parent = pc->GetParentPresContext()) {
- return parent->PresShell()->GetViewManager();
- }
- return nullptr;
-}
-
void nsViewManager::PaintWindow(nsIWidget* aWidget) {
RefPtr ps = mPresShell;
if (!ps) {
diff --git a/view/nsViewManager.h b/view/nsViewManager.h
@@ -37,14 +37,6 @@ class nsViewManager final {
nsViewManager();
/**
- * Initialize the ViewManager
- * Note: this instance does not hold a reference to the presshell
- * because it holds a reference to this instance.
- * @result The result of the initialization, NS_OK if no errors
- */
- nsresult Init();
-
- /**
* Create an ordinary view
* @param aSize initial size for view
* XXX We should eliminate this parameter; you can set the bounds
@@ -108,29 +100,12 @@ class nsViewManager final {
static uint32_t GetLastUserEventTime() { return gLastUserEventTime; }
static void MaybeUpdateLastUserEventTime(mozilla::WidgetGUIEvent*);
- /**
- * Flush the accumulated dirty region to the widget and update widget
- * geometry.
- */
- MOZ_CAN_RUN_SCRIPT void ProcessPendingUpdates();
-
private:
static uint32_t gLastUserEventTime;
- /**
- * Call WillPaint() on all view observers under this vm root.
- */
- MOZ_CAN_RUN_SCRIPT_BOUNDARY void CallWillPaintOnObservers();
- static void CollectVMsForWillPaint(nsView* aView, nsViewManager* aParentVM,
- nsTArray<RefPtr<nsViewManager>>& aVMs);
-
MOZ_CAN_RUN_SCRIPT_BOUNDARY void DoSetWindowDimensions(const nsSize&);
bool ShouldDelayResize() const;
- nsViewManager* RootViewManager() const;
- nsViewManager* GetParentViewManager() const;
- bool IsRootVM() const { return !GetParentViewManager(); }
-
MOZ_CAN_RUN_SCRIPT void WillPaintWindow(nsIWidget* aWidget);
MOZ_CAN_RUN_SCRIPT void PaintWindow(nsIWidget* aWidget);
MOZ_CAN_RUN_SCRIPT void DidPaintWindow();
