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Hide Headerbar window buttons and title when running in Unity 

and the window is maximized.
Plus define the "toolbar-mode" style class on these maximized bars.
Bug-Ubuntu: https://launchpad.net/bugs/1515810

Gbp-Pq: Name unity-headerbar-maximized-mode.patch
This commit is contained in:
Marco Trevisan 2018-12-13 18:00:43 -05:00 committed by openKylinBot
parent 7f12d4b952
commit 85d14322c5
1 changed files with 66 additions and 2 deletions
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68
gtk/gtkheaderbar.c
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@ -34,6 +34,10 @@
#include <string.h>
#ifdef GDK_WINDOWING_X11
#include "x11/gdkx.h"
#endif
/**
* SECTION:gtkheaderbar
* @Short_description: A box with a centered child
@ -72,6 +76,7 @@ struct _GtkHeaderBarPrivate
GtkWidget *custom_title;
gint spacing;
gboolean has_subtitle;
gboolean unity_environment;
GList *children;
@ -267,6 +272,35 @@ _gtk_header_bar_update_separator_visibility (GtkHeaderBar *bar)
gtk_widget_set_visible (priv->titlebar_end_separator, have_visible_at_end);
}
static void
check_title_visibility (GtkHeaderBar *bar)
{
GtkHeaderBarPrivate *priv = gtk_header_bar_get_instance_private (bar);
gboolean visible = TRUE;
if (!priv->title_label)
return;
if (priv->unity_environment)
{
GtkWidget *widget = GTK_WIDGET (bar);
GtkWidget *toplevel = gtk_widget_get_toplevel (widget);
if (GTK_IS_WINDOW (toplevel))
{
GtkWindow *window = GTK_WINDOW (toplevel);
if (gtk_window_is_maximized (window) &&
gtk_window_get_titlebar (window) == widget)
{
visible = FALSE;
}
}
}
gtk_widget_set_visible (priv->title_label, visible);
}
void
_gtk_header_bar_update_window_buttons (GtkHeaderBar *bar)
{
@ -299,6 +333,20 @@ _gtk_header_bar_update_window_buttons (GtkHeaderBar *bar)
}
priv->titlebar_icon = NULL;
window = GTK_WINDOW (toplevel);
if (priv->unity_environment)
{
check_title_visibility (bar);
if (gtk_window_is_maximized (window))
{
gtk_style_context_add_class (gtk_widget_get_style_context (widget), "toolbar-mode");
return;
}
gtk_style_context_remove_class (gtk_widget_get_style_context (widget), "toolbar-mode");
}
if (!priv->shows_wm_decorations)
return;
@ -316,8 +364,6 @@ _gtk_header_bar_update_window_buttons (GtkHeaderBar *bar)
layout_desc = g_strdup (priv->decoration_layout);
}
window = GTK_WINDOW (toplevel);
if (!shown_by_shell && gtk_window_get_application (window))
menu = gtk_application_get_app_menu (gtk_window_get_application (window));
else
@ -588,6 +634,8 @@ construct_label_box (GtkHeaderBar *bar)
&priv->subtitle_label);
gtk_header_bar_reorder_css_node (bar, GTK_PACK_START, priv->label_box);
gtk_widget_set_parent (priv->label_box, GTK_WIDGET (bar));
check_title_visibility (bar);
}
static gint
@ -1908,6 +1956,22 @@ gtk_header_bar_realize (GtkWidget *widget)
GTK_WIDGET_CLASS (gtk_header_bar_parent_class)->realize (widget);
#ifdef GDK_WINDOWING_X11
GtkHeaderBar *bar;
GtkHeaderBarPrivate *priv;
GdkScreen *screen;
bar = GTK_HEADER_BAR (widget);
priv = gtk_header_bar_get_instance_private (bar);
screen = gtk_widget_get_screen (widget);
if (GDK_IS_X11_SCREEN (screen))
{
GdkAtom unity_atom = gdk_atom_intern_static_string ("_UNITY_SHELL");
priv->unity_environment = gdk_x11_screen_supports_net_wm_hint (screen, unity_atom);
}
#endif
settings = gtk_widget_get_settings (widget);
g_signal_connect_swapped (settings, "notify::gtk-shell-shows-app-menu",
G_CALLBACK (_gtk_header_bar_update_window_buttons), widget);