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565f002bc4
GtkStyle has been deprecated in favor of GtkStyleContext. A full port would involve replacing GdkColor with GdkRGBA - leave this out for the time being. Bump the required version of GTK+. https://bugzilla.gnome.org/show_bug.cgi?id=637761
137 lines
3.9 KiB
C
137 lines
3.9 KiB
C
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
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/* Mutter fixed tooltip routine */
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/*
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* Copyright (C) 2001 Havoc Pennington
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*/
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#include <config.h>
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#include "fixedtip.h"
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#include "ui.h"
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/**
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* The floating rectangle. This is a GtkWindow, and it contains
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* the "label" widget, below.
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*/
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static GtkWidget *tip = NULL;
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/**
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* The actual text that gets displayed.
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*/
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static GtkWidget *label = NULL;
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/*
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* X coordinate of the right-hand edge of the screen.
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*
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* \bug This appears to be a bug; screen_right_edge is calculated only when
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* the window is redrawn. Actually we should never cache it because
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* different windows are different sizes.
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*/
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static int screen_right_edge = 0;
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/*
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* Y coordinate of the bottom edge of the screen.
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*
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* \bug As with screen_right_edge.
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*/
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static int screen_bottom_edge = 0;
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static gboolean
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draw_handler (GtkWidget *tooltips,
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cairo_t *cr,
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gpointer user_data)
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{
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gtk_render_background (gtk_widget_get_style_context (tooltips),
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cr,
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0, 0,
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gtk_widget_get_allocated_width (tooltips),
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gtk_widget_get_allocated_height (tooltips));
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return FALSE;
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}
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void
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meta_fixed_tip_show (Display *xdisplay, int screen_number,
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int root_x, int root_y,
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const char *markup_text)
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{
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int w, h;
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if (tip == NULL)
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{
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tip = gtk_window_new (GTK_WINDOW_POPUP);
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gtk_window_set_type_hint (GTK_WINDOW(tip), GDK_WINDOW_TYPE_HINT_TOOLTIP);
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{
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GdkScreen *gdk_screen;
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GdkRectangle monitor;
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gint mon_num;
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gdk_screen = gdk_display_get_screen (gdk_display_get_default (),
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screen_number);
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gtk_window_set_screen (GTK_WINDOW (tip),
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gdk_screen);
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mon_num = gdk_screen_get_monitor_at_point (gdk_screen, root_x, root_y);
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gdk_screen_get_monitor_geometry (gdk_screen, mon_num, &monitor);
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screen_right_edge = monitor.x + monitor.width;
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screen_bottom_edge = monitor.y + monitor.height;
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}
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gtk_widget_set_app_paintable (tip, TRUE);
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gtk_window_set_resizable (GTK_WINDOW (tip), FALSE);
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gtk_widget_set_name (tip, "gtk-tooltips");
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gtk_container_set_border_width (GTK_CONTAINER (tip), 4);
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g_signal_connect (tip, "draw",
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G_CALLBACK (draw_handler), NULL);
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label = gtk_label_new (NULL);
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gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
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gtk_misc_set_alignment (GTK_MISC (label), 0.5, 0.5);
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gtk_widget_show (label);
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gtk_container_add (GTK_CONTAINER (tip), label);
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g_signal_connect (tip, "destroy",
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G_CALLBACK (gtk_widget_destroyed), &tip);
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}
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gtk_label_set_markup (GTK_LABEL (label), markup_text);
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gtk_window_get_size (GTK_WINDOW (tip), &w, &h);
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if (meta_ui_get_direction() == META_UI_DIRECTION_RTL)
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root_x = MAX(0, root_x - w);
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if ((root_x + w) > screen_right_edge)
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root_x -= (root_x + w) - screen_right_edge;
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gtk_window_move (GTK_WINDOW (tip), root_x, root_y);
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gtk_widget_show (tip);
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}
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void
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meta_fixed_tip_hide (void)
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{
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if (tip)
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{
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gtk_widget_destroy (tip);
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tip = NULL;
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}
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}
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