Added fixes for missing overflow widget windows and <select> dropdown on multimonitor setup

1 files changed, 97 insertions, 0 deletions

diff --git a/D53965-dropdown-missing-on-multimonitor.diff b/D53965-dropdown-missing-on-multimonitor.diff
new file mode 100644
index 0000000..d974e74
--- /dev/null
+++ b/D53965-dropdown-missing-on-multimonitor.diff
@@ -0,0 +1,97 @@
+diff --git a/widget/gtk/nsWindow.cpp b/widget/gtk/nsWindow.cpp
+--- a/widget/gtk/nsWindow.cpp
++++ b/widget/gtk/nsWindow.cpp
+@@ -1295,13 +1295,12 @@
+     GdkWindow* window, const GdkRectangle* flipped_rect,
+     const GdkRectangle* final_rect, gboolean flipped_x, gboolean flipped_y,
+     void* aWindow) {
+-  LOG(("%s [%p] flipped_x %d flipped_y %d\n", __FUNCTION__, aWindow, flipped_x,
+-       flipped_y));
+-
+-  LOG(("%s [%p] flipped %d %d w:%d h:%d\n", __FUNCTION__, aWindow,
+-       flipped_rect->x, flipped_rect->y, flipped_rect->width,
+-       flipped_rect->height));
+-  LOG(("%s [%p] final %d %d w:%d h:%d\n", __FUNCTION__, aWindow, final_rect->x,
++  LOG(("NativeMoveResizeWaylandPopupCallback [%p] flipped_x %d flipped_y %d\n",
++       aWindow, flipped_x, flipped_y));
++
++  LOG(("  flipped_rect x: %d y: %d width: %d height: %d\n", flipped_rect->x,
++       flipped_rect->y, flipped_rect->width, flipped_rect->height));
++  LOG(("  final_rect x: %d y: %d width: %d height: %d\n", final_rect->x,
+        final_rect->y, final_rect->width, final_rect->height));
+ }
+ #endif
+@@ -1312,12 +1311,13 @@
+   static auto sGdkWindowMoveToRect = (void (*)(
+       GdkWindow*, const GdkRectangle*, GdkGravity, GdkGravity, GdkAnchorHints,
+       gint, gint))dlsym(RTLD_DEFAULT, "gdk_window_move_to_rect");
++  LOG(("nsWindow::NativeMoveResizeWaylandPopup [%p]\n", (void*)this));
+ 
+   // Compositor may be confused by windows with width/height = 0
+   // and positioning such windows leads to Bug 1555866.
+   if (!AreBoundsSane()) {
+-    LOG(("nsWindow::NativeMoveResizeWaylandPopup [%p] Bounds are not sane\n",
+-         (void*)this));
++    LOG(("  Bounds are not sane (width: %d height: %d)\n", mBounds.width,
++         mBounds.height));
+     return;
+   }
+ 
+@@ -1331,15 +1331,14 @@
+   // - gdk_window_move_to_rect() is not available
+   // - the widget doesn't have a valid GdkWindow
+   if (!sGdkWindowMoveToRect || !gdkWindow) {
+-    LOG(("nsWindow::NativeMoveResizeWaylandPopup [%p] use gtk_window_move()\n",
+-         (void*)this));
++    LOG(("  use gtk_window_move(%d, %d)\n", aPosition->x, aPosition->y));
+     gtk_window_move(GTK_WINDOW(mShell), aPosition->x, aPosition->y);
+     return;
+   }
+ 
+   GtkWidget* parentWindow = ConfigureWaylandPopupWindows();
+-  LOG(("nsWindow::NativeMoveResizeWaylandPopup [%p] Set popup parent %p\n",
+-       (void*)this, parentWindow));
++  LOG(("nsWindow::NativeMoveResizeWaylandPopup: Set popup parent %p\n",
++       parentWindow));
+ 
+   int x_parent, y_parent;
+   gdk_window_get_origin(gtk_widget_get_window(GTK_WIDGET(parentWindow)),
+@@ -1351,12 +1350,6 @@
+     rect.height = aSize->height;
+   }
+ 
+-  LOG(("%s [%p] request position %d,%d\n", __FUNCTION__, (void*)this,
+-       aPosition->x, aPosition->y));
+-  if (aSize) {
+-    LOG(("  request size %d,%d\n", aSize->width, aSize->height));
+-  }
+-  LOG(("  request result %d %d\n", rect.x, rect.y));
+ #ifdef DEBUG
+   if (!g_signal_handler_find(
+           gdkWindow, G_SIGNAL_MATCH_FUNC, 0, 0, nullptr,
+@@ -1389,10 +1382,8 @@
+     HideWaylandWindow();
+   }
+ 
+-  LOG(
+-      ("nsWindow::NativeMoveResizeWaylandPopup [%p]: requested rect: x%d y%d "
+-       "w%d h%d\n",
+-       this, rect.x, rect.y, rect.width, rect.height));
++  LOG(("  requested rect: x: %d y: %d width: %d height: %d\n", rect.x, rect.y,
++       rect.width, rect.height));
+   if (aSize) {
+     LOG(("  aSize: x%d y%d w%d h%d\n", aSize->x, aSize->y, aSize->width,
+          aSize->height));
+@@ -7348,8 +7339,9 @@
+   if (monitor) {
+     GdkRectangle workArea;
+     s_gdk_monitor_get_workarea(monitor, &workArea);
+-    aRect->x = workArea.x;
+-    aRect->y = workArea.y;
++    // The monitor offset won't help us in Wayland, because we can't get the
++    // absolute position of our window.
++    aRect->x = aRect->y = 0;
+     aRect->width = workArea.width;
+     aRect->height = workArea.height;
+     LOG(("  workarea for [%p], monitor %p: x%d y%d w%d h%d\n", this, monitor,
+