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This is a composition of these patches for Firefox 60:
https://bugzilla.mozilla.org/show_bug.cgi?id=1441873
https://bugzilla.mozilla.org/show_bug.cgi?id=1441665
https://bugzilla.mozilla.org/show_bug.cgi?id=1456898
https://bugzilla.mozilla.org/show_bug.cgi?id=1457309
https://bugzilla.mozilla.org/show_bug.cgi?id=1457691
which fix popup window placement at CSD window mode.
diff --git a/widget/gtk/nsLookAndFeel.cpp b/widget/gtk/nsLookAndFeel.cpp
--- a/widget/gtk/nsLookAndFeel.cpp
+++ b/widget/gtk/nsLookAndFeel.cpp
@@ -1076,19 +1076,18 @@ nsLookAndFeel::EnsureInit()
nullptr);
GetSystemFontInfo(gtk_widget_get_style_context(entry),
&mFieldFontName, &mFieldFontStyle);
gtk_widget_destroy(window);
g_object_unref(labelWidget);
- // Require GTK 3.10 for GtkHeaderBar support and compatible window manager.
- mCSDAvailable = (gtk_check_version(3, 10, 0) == nullptr &&
- nsWindow::GetCSDSupportLevel() != nsWindow::CSD_SUPPORT_NONE);
+ mCSDAvailable =
+ nsWindow::GetSystemCSDSupportLevel() != nsWindow::CSD_SUPPORT_NONE;
mCSDCloseButton = false;
mCSDMinimizeButton = false;
mCSDMaximizeButton = false;
// We need to initialize whole CSD config explicitly because it's queried
// as -moz-gtk* media features.
WidgetNodeType buttonLayout[TOOLBAR_BUTTONS];
diff --git a/widget/gtk/nsWindow.h b/widget/gtk/nsWindow.h
--- a/widget/gtk/nsWindow.h
+++ b/widget/gtk/nsWindow.h
@@ -395,28 +395,26 @@ public:
// From GDK
int GdkCoordToDevicePixels(gint coord);
LayoutDeviceIntPoint GdkPointToDevicePixels(GdkPoint point);
LayoutDeviceIntPoint GdkEventCoordsToDevicePixels(gdouble x, gdouble y);
LayoutDeviceIntRect GdkRectToDevicePixels(GdkRectangle rect);
virtual bool WidgetTypeSupportsAcceleration() override;
- bool DoDrawTitlebar() const;
-
typedef enum { CSD_SUPPORT_SYSTEM, // CSD including shadows
CSD_SUPPORT_CLIENT, // CSD without shadows
CSD_SUPPORT_NONE, // WM does not support CSD at all
CSD_SUPPORT_UNKNOWN
} CSDSupportLevel;
/**
* Get the support of Client Side Decoration by checking
* the XDG_CURRENT_DESKTOP environment variable.
*/
- static CSDSupportLevel GetCSDSupportLevel();
+ static CSDSupportLevel GetSystemCSDSupportLevel();
protected:
virtual ~nsWindow();
// event handling code
void DispatchActivateEvent(void);
void DispatchDeactivateEvent(void);
void DispatchResized();
@@ -512,19 +510,21 @@ private:
int mXDepth;
mozilla::widget::WindowSurfaceProvider mSurfaceProvider;
#endif
// Upper bound on pending ConfigureNotify events to be dispatched to the
// window. See bug 1225044.
unsigned int mPendingConfigures;
- bool mIsCSDAvailable;
+ // Window titlebar rendering mode, CSD_SUPPORT_NONE if it's disabled
+ // for this window.
+ CSDSupportLevel mCSDSupportLevel;
// If true, draw our own window titlebar.
- bool mIsCSDEnabled;
+ bool mDrawInTitlebar;
// Draggable titlebar region maintained by UpdateWindowDraggingRegion
LayoutDeviceIntRegion mDraggableRegion;
#ifdef ACCESSIBILITY
RefPtr<mozilla::a11y::Accessible> mRootAccessible;
/**
* Request to create the accessible for this window if it is top level.
diff --git a/widget/gtk/nsWindow.cpp b/widget/gtk/nsWindow.cpp
--- a/widget/gtk/nsWindow.cpp
+++ b/widget/gtk/nsWindow.cpp
@@ -474,18 +474,18 @@ nsWindow::nsWindow()
mTransparencyBitmapWidth = 0;
mTransparencyBitmapHeight = 0;
#if GTK_CHECK_VERSION(3,4,0)
mLastScrollEventTime = GDK_CURRENT_TIME;
#endif
mPendingConfigures = 0;
- mIsCSDAvailable = false;
- mIsCSDEnabled = false;
+ mCSDSupportLevel = CSD_SUPPORT_NONE;
+ mDrawInTitlebar = false;
}
nsWindow::~nsWindow()
{
LOG(("nsWindow::~nsWindow() [%p]\n", (void *)this));
delete[] mTransparencyBitmap;
mTransparencyBitmap = nullptr;
@@ -2814,17 +2814,17 @@ nsWindow::OnButtonReleaseEvent(GdkEventB
LayoutDeviceIntPoint pos = event.mRefPoint;
nsEventStatus eventStatus = DispatchInputEvent(&event);
bool defaultPrevented = (eventStatus == nsEventStatus_eConsumeNoDefault);
// Check if mouse position in titlebar and doubleclick happened to
// trigger restore/maximize.
if (!defaultPrevented
- && mIsCSDEnabled
+ && mDrawInTitlebar
&& event.button == WidgetMouseEvent::eLeftButton
&& event.mClickCount == 2
&& mDraggableRegion.Contains(pos.x, pos.y)) {
if (mSizeState == nsSizeMode_Maximized) {
SetSizeMode(nsSizeMode_Normal);
} else {
SetSizeMode(nsSizeMode_Maximized);
@@ -3758,22 +3758,18 @@ nsWindow::Create(nsIWidget* aParent,
gtk_window_set_wmclass(GTK_WINDOW(mShell), "Toplevel",
gdk_get_program_class());
// each toplevel window gets its own window group
GtkWindowGroup *group = gtk_window_group_new();
gtk_window_group_add_window(group, GTK_WINDOW(mShell));
g_object_unref(group);
- int32_t isCSDAvailable = false;
- nsresult rv = LookAndFeel::GetInt(LookAndFeel::eIntID_GTKCSDAvailable,
- &isCSDAvailable);
- if (NS_SUCCEEDED(rv)) {
- mIsCSDAvailable = isCSDAvailable;
- }
+ // We enable titlebar rendering for toplevel windows only.
+ mCSDSupportLevel = GetSystemCSDSupportLevel();
}
// Create a container to hold child windows and child GtkWidgets.
GtkWidget *container = moz_container_new();
mContainer = MOZ_CONTAINER(container);
// "csd" style is set when widget is realized so we need to call
// it explicitly now.
@@ -3788,17 +3784,17 @@ nsWindow::Create(nsIWidget* aParent,
* are drawn by Gtk+ to mShell. Content is rendered to mContainer
* and we listen to the Gtk+ events on mContainer.
* 3) We're running on Wayland. All gecko content is rendered
* to mContainer and we listen to the Gtk+ events on mContainer.
*/
GtkStyleContext* style = gtk_widget_get_style_context(mShell);
drawToContainer =
!mIsX11Display ||
- (mIsCSDAvailable && GetCSDSupportLevel() == CSD_SUPPORT_CLIENT) ||
+ (mCSDSupportLevel == CSD_SUPPORT_CLIENT) ||
gtk_style_context_has_class(style, "csd");
eventWidget = (drawToContainer) ? container : mShell;
gtk_widget_add_events(eventWidget, kEvents);
if (drawToContainer)
gtk_widget_add_events(mShell, GDK_PROPERTY_CHANGE_MASK);
// Prevent GtkWindow from painting a background to avoid flickering.
@@ -6581,90 +6577,91 @@ nsWindow::ClearCachedResources()
window->ClearCachedResources();
}
}
}
nsresult
nsWindow::SetNonClientMargins(LayoutDeviceIntMargin &aMargins)
{
- SetDrawsInTitlebar(aMargins.top == 0);
- return NS_OK;
+ SetDrawsInTitlebar(aMargins.top == 0);
+ return NS_OK;
}
void
nsWindow::SetDrawsInTitlebar(bool aState)
{
- if (!mIsCSDAvailable || aState == mIsCSDEnabled)
- return;
-
- if (mShell) {
- if (GetCSDSupportLevel() == CSD_SUPPORT_SYSTEM) {
- SetWindowDecoration(aState ? eBorderStyle_border : mBorderStyle);
- }
- else {
- /* Window manager does not support GDK_DECOR_BORDER,
- * emulate it by CSD.
- *
- * gtk_window_set_titlebar() works on unrealized widgets only,
- * we need to handle mShell carefully here.
- * When CSD is enabled mGdkWindow is owned by mContainer which is good
- * as we can't delete our mGdkWindow. To make mShell unrealized while
- * mContainer is preserved we temporary reparent mContainer to an
- * invisible GtkWindow.
- */
- NativeShow(false);
-
- // Using GTK_WINDOW_POPUP rather than
- // GTK_WINDOW_TOPLEVEL in the hope that POPUP results in less
- // initialization and window manager interaction.
- GtkWidget* tmpWindow = gtk_window_new(GTK_WINDOW_POPUP);
- gtk_widget_realize(tmpWindow);
-
- gtk_widget_reparent(GTK_WIDGET(mContainer), tmpWindow);
- gtk_widget_unrealize(GTK_WIDGET(mShell));
-
- // Available as of GTK 3.10+
- static auto sGtkWindowSetTitlebar = (void (*)(GtkWindow*, GtkWidget*))
- dlsym(RTLD_DEFAULT, "gtk_window_set_titlebar");
- MOZ_ASSERT(sGtkWindowSetTitlebar,
- "Missing gtk_window_set_titlebar(), old Gtk+ library?");
-
- if (aState) {
- // Add a hidden titlebar widget to trigger CSD, but disable the default
- // titlebar. GtkFixed is a somewhat random choice for a simple unused
- // widget. gtk_window_set_titlebar() takes ownership of the titlebar
- // widget.
- sGtkWindowSetTitlebar(GTK_WINDOW(mShell), gtk_fixed_new());
- } else {
- sGtkWindowSetTitlebar(GTK_WINDOW(mShell), nullptr);
- }
-
- /* A workaround for https://bugzilla.gnome.org/show_bug.cgi?id=791081
- * gtk_widget_realize() throws:
- * "In pixman_region32_init_rect: Invalid rectangle passed"
- * when mShell has default 1x1 size.
- */
- GtkAllocation allocation = {0, 0, 0, 0};
- gtk_widget_get_preferred_width(GTK_WIDGET(mShell), nullptr,
- &allocation.width);
- gtk_widget_get_preferred_height(GTK_WIDGET(mShell), nullptr,
- &allocation.height);
- gtk_widget_size_allocate(GTK_WIDGET(mShell), &allocation);
-
- gtk_widget_realize(GTK_WIDGET(mShell));
- gtk_widget_reparent(GTK_WIDGET(mContainer), GTK_WIDGET(mShell));
- mNeedsShow = true;
- NativeResize();
-
- gtk_widget_destroy(tmpWindow);
- }
- }
-
- mIsCSDEnabled = aState;
+ if (!mShell ||
+ mCSDSupportLevel == CSD_SUPPORT_NONE ||
+ aState == mDrawInTitlebar) {
+ return;
+ }
+
+ if (mCSDSupportLevel == CSD_SUPPORT_SYSTEM) {
+ SetWindowDecoration(aState ? eBorderStyle_border : mBorderStyle);
+ }
+ else if (mCSDSupportLevel == CSD_SUPPORT_CLIENT) {
+ /* Window manager does not support GDK_DECOR_BORDER,
+ * emulate it by CSD.
+ *
+ * gtk_window_set_titlebar() works on unrealized widgets only,
+ * we need to handle mShell carefully here.
+ * When CSD is enabled mGdkWindow is owned by mContainer which is good
+ * as we can't delete our mGdkWindow. To make mShell unrealized while
+ * mContainer is preserved we temporary reparent mContainer to an
+ * invisible GtkWindow.
+ */
+ NativeShow(false);
+
+ // Using GTK_WINDOW_POPUP rather than
+ // GTK_WINDOW_TOPLEVEL in the hope that POPUP results in less
+ // initialization and window manager interaction.
+ GtkWidget* tmpWindow = gtk_window_new(GTK_WINDOW_POPUP);
+ gtk_widget_realize(tmpWindow);
+
+ gtk_widget_reparent(GTK_WIDGET(mContainer), tmpWindow);
+ gtk_widget_unrealize(GTK_WIDGET(mShell));
+
+ // Available as of GTK 3.10+
+ static auto sGtkWindowSetTitlebar = (void (*)(GtkWindow*, GtkWidget*))
+ dlsym(RTLD_DEFAULT, "gtk_window_set_titlebar");
+ MOZ_ASSERT(sGtkWindowSetTitlebar,
+ "Missing gtk_window_set_titlebar(), old Gtk+ library?");
+
+ if (aState) {
+ // Add a hidden titlebar widget to trigger CSD, but disable the default
+ // titlebar. GtkFixed is a somewhat random choice for a simple unused
+ // widget. gtk_window_set_titlebar() takes ownership of the titlebar
+ // widget.
+ sGtkWindowSetTitlebar(GTK_WINDOW(mShell), gtk_fixed_new());
+ } else {
+ sGtkWindowSetTitlebar(GTK_WINDOW(mShell), nullptr);
+ }
+
+ /* A workaround for https://bugzilla.gnome.org/show_bug.cgi?id=791081
+ * gtk_widget_realize() throws:
+ * "In pixman_region32_init_rect: Invalid rectangle passed"
+ * when mShell has default 1x1 size.
+ */
+ GtkAllocation allocation = {0, 0, 0, 0};
+ gtk_widget_get_preferred_width(GTK_WIDGET(mShell), nullptr,
+ &allocation.width);
+ gtk_widget_get_preferred_height(GTK_WIDGET(mShell), nullptr,
+ &allocation.height);
+ gtk_widget_size_allocate(GTK_WIDGET(mShell), &allocation);
+
+ gtk_widget_realize(GTK_WIDGET(mShell));
+ gtk_widget_reparent(GTK_WIDGET(mContainer), GTK_WIDGET(mShell));
+ mNeedsShow = true;
+ NativeResize();
+
+ gtk_widget_destroy(tmpWindow);
+ }
+
+ mDrawInTitlebar = aState;
}
gint
nsWindow::GdkScaleFactor()
{
#if (MOZ_WIDGET_GTK >= 3)
// Available as of GTK 3.10+
static auto sGdkWindowGetScaleFactorPtr = (gint (*)(GdkWindow*))
@@ -6923,28 +6920,28 @@ nsWindow::SynthesizeNativeTouchPoint(uin
event.touch.y = DevicePixelsToGdkCoordRoundDown(pointInWindow.y);
gdk_event_put(&event);
return NS_OK;
}
#endif
-bool
-nsWindow::DoDrawTitlebar() const
-{
- return mIsCSDEnabled && mSizeState == nsSizeMode_Normal;
-}
-
nsWindow::CSDSupportLevel
-nsWindow::GetCSDSupportLevel() {
+nsWindow::GetSystemCSDSupportLevel() {
if (sCSDSupportLevel != CSD_SUPPORT_UNKNOWN) {
return sCSDSupportLevel;
}
+ // Require GTK 3.10 for GtkHeaderBar support and compatible window manager.
+ if (gtk_check_version(3, 10, 0) != nullptr) {
+ sCSDSupportLevel = CSD_SUPPORT_NONE;
+ return sCSDSupportLevel;
+ }
+
const char* currentDesktop = getenv("XDG_CURRENT_DESKTOP");
if (currentDesktop) {
// GNOME Flashback (fallback)
if (strstr(currentDesktop, "GNOME-Flashback:GNOME") != nullptr) {
sCSDSupportLevel = CSD_SUPPORT_CLIENT;
// gnome-shell
} else if (strstr(currentDesktop, "GNOME") != nullptr) {
sCSDSupportLevel = CSD_SUPPORT_SYSTEM;
diff -up firefox-60.0/widget/gtk/gtk3drawing.cpp.orig firefox-60.0/widget/gtk/gtk3drawing.cpp
--- firefox-60.0/widget/gtk/gtk3drawing.cpp.orig 2018-04-26 22:07:36.000000000 +0200
+++ firefox-60.0/widget/gtk/gtk3drawing.cpp 2018-04-30 13:38:19.083949868 +0200
@@ -38,6 +38,16 @@ static ToolbarGTKMetrics sToolbarMetrics
#define GTK_STATE_FLAG_CHECKED (1 << 11)
#endif
+static GtkBorder
+operator+=(GtkBorder& first, const GtkBorder& second)
+{
+ first.left += second.left;
+ first.right += second.right;
+ first.top += second.top;
+ first.bottom += second.bottom;
+ return first;
+}
+
static gint
moz_gtk_get_tab_thickness(GtkStyleContext *style);
@@ -3056,6 +3066,76 @@ GetScrollbarMetrics(GtkOrientation aOrie
return metrics;
}
+/*
+ * get_shadow_width() from gtkwindow.c is not public so we need
+ * to implement it.
+ */
+bool
+GetCSDDecorationSize(GtkWindow *aGtkWindow, GtkBorder* aDecorationSize)
+{
+ GtkStyleContext* context = gtk_widget_get_style_context(GTK_WIDGET(aGtkWindow));
+ bool solidDecorations = gtk_style_context_has_class(context, "solid-csd");
+ context = GetStyleContext(solidDecorations ?
+ MOZ_GTK_WINDOW_DECORATION_SOLID :
+ MOZ_GTK_WINDOW_DECORATION);
+
+ /* Always sum border + padding */
+ GtkBorder padding;
+ GtkStateFlags state = gtk_style_context_get_state(context);
+ gtk_style_context_get_border(context, state, aDecorationSize);
+ gtk_style_context_get_padding(context, state, &padding);
+ *aDecorationSize += padding;
+
+ // Available on GTK 3.20+.
+ static auto sGtkRenderBackgroundGetClip =
+ (void (*)(GtkStyleContext*, gdouble, gdouble, gdouble, gdouble, GdkRectangle*))
+ dlsym(RTLD_DEFAULT, "gtk_render_background_get_clip");
+
+ GtkBorder margin;
+ gtk_style_context_get_margin(context, state, &margin);
+
+ GtkBorder extents = {0, 0, 0, 0};
+ if (sGtkRenderBackgroundGetClip) {
+ /* Get shadow extents but combine with style margin; use the bigger value.
+ */
+ GdkRectangle clip;
+ sGtkRenderBackgroundGetClip(context, 0, 0, 0, 0, &clip);
+
+ extents.top = -clip.y;
+ extents.right = clip.width + clip.x;
+ extents.bottom = clip.height + clip.y;
+ extents.left = -clip.x;
+
+ // Margin is used for resize grip size - it's not present on
+ // popup windows.
+ if (gtk_window_get_window_type(aGtkWindow) != GTK_WINDOW_POPUP) {
+ extents.top = MAX(extents.top, margin.top);
+ extents.right = MAX(extents.right, margin.right);
+ extents.bottom = MAX(extents.bottom, margin.bottom);
+ extents.left = MAX(extents.left, margin.left);
+ }
+ } else {
+ /* If we can't get shadow extents use decoration-resize-handle instead
+ * as a workaround. This is inspired by update_border_windows()
+ * from gtkwindow.c although this is not 100% accurate as we emulate
+ * the extents here.
+ */
+ gint handle;
+ gtk_widget_style_get(GetWidget(MOZ_GTK_WINDOW),
+ "decoration-resize-handle", &handle,
+ NULL);
+
+ extents.top = handle + margin.top;
+ extents.right = handle + margin.right;
+ extents.bottom = handle + margin.bottom;
+ extents.left = handle + margin.left;
+ }
+
+ *aDecorationSize += extents;
+
+ return (sGtkRenderBackgroundGetClip != nullptr);
+}
+
/* cairo_t *cr argument has to be a system-cairo. */
gint
moz_gtk_widget_paint(WidgetNodeType widget, cairo_t *cr,
diff -up firefox-60.0/widget/gtk/gtkdrawing.h.orig firefox-60.0/widget/gtk/gtkdrawing.h
--- firefox-60.0/widget/gtk/gtkdrawing.h.orig 2018-04-26 22:07:35.000000000 +0200
+++ firefox-60.0/widget/gtk/gtkdrawing.h 2018-04-30 13:38:19.083949868 +0200
@@ -334,6 +334,10 @@ typedef enum {
*/
MOZ_GTK_HEADER_BAR_BUTTON_MAXIMIZE_RESTORE,
+ /* Client-side window decoration node. Available on GTK 3.20+. */
+ MOZ_GTK_WINDOW_DECORATION,
+ MOZ_GTK_WINDOW_DECORATION_SOLID,
+
MOZ_GTK_WIDGET_NODE_COUNT
} WidgetNodeType;
@@ -606,4 +610,17 @@ GetToolbarButtonMetrics(WidgetNodeType a
int
GetGtkHeaderBarButtonLayout(WidgetNodeType* aButtonLayout, int aMaxButtonNums);
+/**
+ * Get size of CSD window extents of given GtkWindow.
+ *
+ * aGtkWindow [IN] Decorated window.
+ * aDecorationSize [OUT] Returns calculated (or estimated) decoration
+ * size of given aGtkWindow.
+ *
+ * returns: True if we have extract decoration size (for GTK 3.20+)
+ * False if we have only an estimation (for GTK+ before 3.20+)
+ */
+bool
+GetCSDDecorationSize(GtkWindow *aGtkWindow, GtkBorder* aDecorationSize);
+
#endif
diff -up firefox-60.0/widget/gtk/nsWindow.cpp.orig firefox-60.0/widget/gtk/nsWindow.cpp
--- firefox-60.0/widget/gtk/nsWindow.cpp.orig 2018-04-30 13:37:32.145122854 +0200
+++ firefox-60.0/widget/gtk/nsWindow.cpp 2018-04-30 13:39:12.593752681 +0200
@@ -127,6 +127,7 @@ using namespace mozilla::widget;
#endif
#include "nsShmImage.h"
+#include "gtkdrawing.h"
#include "nsIDOMWheelEvent.h"
@@ -3360,6 +3361,10 @@ nsWindow::OnWindowStateEvent(GtkWidget *
aEvent->new_window_state & GDK_WINDOW_STATE_FULLSCREEN);
}
}
+
+ if (mDrawInTitlebar && mCSDSupportLevel == CSD_SUPPORT_CLIENT) {
+ UpdateClientOffsetForCSDWindow();
+ }
}
void
@@ -6552,6 +6557,32 @@ nsWindow::ClearCachedResources()
}
}
+/* nsWindow::UpdateClientOffsetForCSDWindow() is designed to be called from
+ * paint code to update mClientOffset any time. It also propagates
+ * the mClientOffset to child tabs.
+ *
+ * It works only for CSD decorated GtkWindow.
+ */
+void
+nsWindow::UpdateClientOffsetForCSDWindow()
+{
+ // _NET_FRAME_EXTENTS is not set on client decorated windows,
+ // so we need to read offset between mContainer and toplevel mShell
+ // window.
+ if (mSizeState == nsSizeMode_Normal) {
+ GtkBorder decorationSize;
+ GetCSDDecorationSize(GTK_WINDOW(mShell), &decorationSize);
+ mClientOffset = nsIntPoint(decorationSize.left, decorationSize.top);
+ } else {
+ mClientOffset = nsIntPoint(0, 0);
+ }
+
+ // Send a WindowMoved notification. This ensures that TabParent
+ // picks up the new client offset and sends it to the child process
+ // if appropriate.
+ NotifyWindowMoved(mBounds.x, mBounds.y);
+}
+
nsresult
nsWindow::SetNonClientMargins(LayoutDeviceIntMargin &aMargins)
{
@@ -6626,6 +6657,13 @@ nsWindow::SetDrawsInTitlebar(bool aState
mNeedsShow = true;
NativeResize();
+ // When we use system titlebar setup managed by Gtk+ we also get
+ // _NET_FRAME_EXTENTS property for our toplevel window so we can't
+ // update the client offset it here.
+ if (aState) {
+ UpdateClientOffsetForCSDWindow();
+ }
+
gtk_widget_destroy(tmpWindow);
}
diff -up firefox-60.0/widget/gtk/nsWindow.h.orig firefox-60.0/widget/gtk/nsWindow.h
--- firefox-60.0/widget/gtk/nsWindow.h.orig 2018-04-30 13:37:32.143122861 +0200
+++ firefox-60.0/widget/gtk/nsWindow.h 2018-04-30 13:38:19.085949861 +0200
@@ -454,6 +454,8 @@ private:
nsIWidgetListener* GetListener();
bool IsComposited() const;
+ void UpdateClientOffsetForCSDWindow();
+
GtkWidget *mShell;
MozContainer *mContainer;
GdkWindow *mGdkWindow;
diff -up firefox-60.0/widget/gtk/WidgetStyleCache.cpp.orig firefox-60.0/widget/gtk/WidgetStyleCache.cpp
--- firefox-60.0/widget/gtk/WidgetStyleCache.cpp.orig 2018-04-26 22:07:35.000000000 +0200
+++ firefox-60.0/widget/gtk/WidgetStyleCache.cpp 2018-04-30 13:38:19.085949861 +0200
@@ -1285,6 +1285,22 @@ GetCssNodeStyleInternal(WidgetNodeType a
"MOZ_GTK_HEADER_BAR_BUTTON_RESTORE is used as an icon only!");
return nullptr;
}
+ case MOZ_GTK_WINDOW_DECORATION:
+ {
+ GtkStyleContext* parentStyle =
+ CreateSubStyleWithClass(MOZ_GTK_WINDOW, "csd");
+ style = CreateCSSNode("decoration", parentStyle);
+ g_object_unref(parentStyle);
+ break;
+ }
+ case MOZ_GTK_WINDOW_DECORATION_SOLID:
+ {
+ GtkStyleContext* parentStyle =
+ CreateSubStyleWithClass(MOZ_GTK_WINDOW, "solid-csd");
+ style = CreateCSSNode("decoration", parentStyle);
+ g_object_unref(parentStyle);
+ break;
+ }
default:
return GetWidgetRootStyle(aNodeType);
}
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