358 lines
8.5 KiB
C++
358 lines
8.5 KiB
C++
/*
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Copyright (C) 2003 Paul Barton-Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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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., 675 Mass Ave, Cambridge, MA 02139, USA.
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$Id$
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*/
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#include <cmath>
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#include <iostream>
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#include "pbd/xml++.h"
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#include "gtkmm2ext/tearoff.h"
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#include "gtkmm2ext/utils.h"
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#include "i18n.h"
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using namespace Gtkmm2ext;
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using namespace Gtk;
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using namespace Gdk;
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using namespace Glib;
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using namespace std;
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TearOff::TearOff (Widget& c, bool allow_resize)
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: contents (c)
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, own_window (Gtk::WINDOW_TOPLEVEL)
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, tearoff_arrow (ARROW_DOWN, SHADOW_OUT)
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, close_arrow (ARROW_UP, SHADOW_OUT)
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, dragging (false)
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, _visible (true)
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, _torn (false)
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, _can_be_torn_off (true)
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{
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own_window_width = 0;
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own_window_height = 0;
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own_window_xpos = 0;
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own_window_ypos = 0;
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tearoff_event_box.add (tearoff_arrow);
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tearoff_event_box.set_events (BUTTON_PRESS_MASK|BUTTON_RELEASE_MASK);
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tearoff_event_box.signal_button_release_event().connect (mem_fun (*this, &TearOff::tearoff_click));
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tearoff_event_box.set_tooltip_text (_("Click to tear this into its own window"));
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close_event_box.add (close_arrow);
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close_event_box.set_events (BUTTON_PRESS_MASK|BUTTON_RELEASE_MASK);
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close_event_box.signal_button_release_event().connect (mem_fun (*this, &TearOff::close_click));
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close_event_box.set_tooltip_text (_("Click to put this back in the main window"));
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VBox* box1;
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box1 = manage (new VBox);
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box1->pack_start (close_event_box, false, false, 2);
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window_box.pack_end (*box1, false, false, 2);
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own_window.add_events (KEY_PRESS_MASK|KEY_RELEASE_MASK|BUTTON_PRESS_MASK|BUTTON_RELEASE_MASK|POINTER_MOTION_MASK|POINTER_MOTION_HINT_MASK);
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own_window.set_resizable (allow_resize);
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own_window.set_type_hint (WINDOW_TYPE_HINT_UTILITY);
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own_window.add (window_box);
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own_window.signal_button_press_event().connect (mem_fun (*this, &TearOff::window_button_press));
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own_window.signal_button_release_event().connect (mem_fun (*this, &TearOff::window_button_release));
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own_window.signal_motion_notify_event().connect (mem_fun (*this, &TearOff::window_motion));
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own_window.signal_delete_event().connect (mem_fun (*this, &TearOff::window_delete_event));
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own_window.signal_realize().connect (sigc::mem_fun (*this, &TearOff::own_window_realized));
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own_window.signal_configure_event().connect (sigc::mem_fun (*this, &TearOff::own_window_configured), false);
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tearoff_arrow.set_name ("TearOffArrow");
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close_arrow.set_name ("TearOffArrow");
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VBox* box2;
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box2 = manage (new VBox);
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box2->pack_start (tearoff_event_box, false, false);
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pack_start (contents);
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pack_start (*box2, false, false);
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}
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TearOff::~TearOff ()
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{
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}
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void
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TearOff::set_can_be_torn_off (bool yn)
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{
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if (yn != _can_be_torn_off) {
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if (yn) {
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tearoff_arrow.set_no_show_all (false);
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tearoff_arrow.show ();
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} else {
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tearoff_arrow.set_no_show_all (true);
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tearoff_arrow.hide ();
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}
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_can_be_torn_off = yn;
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}
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}
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void
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TearOff::set_visible (bool yn, bool force)
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{
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/* don't change visibility if torn off */
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if (_torn) {
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return;
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}
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if (_visible != yn || force) {
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_visible = yn;
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if (yn) {
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show_all();
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Visible ();
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} else {
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hide ();
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Hidden ();
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}
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}
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}
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gint
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TearOff::tearoff_click (GdkEventButton* /*ev*/)
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{
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tear_it_off ();
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return true;
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}
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void
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TearOff::tear_it_off ()
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{
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if (!_can_be_torn_off) {
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return;
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}
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if (torn_off()) {
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return;
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}
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remove (contents);
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window_box.pack_start (contents);
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own_window.set_name (get_name());
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close_event_box.set_name (get_name());
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if (own_window_width == 0) {
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own_window.set_position (WIN_POS_MOUSE);
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}
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own_window.show_all ();
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own_window.present ();
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hide ();
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_torn = true;
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Detach ();
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}
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gint
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TearOff::close_click (GdkEventButton* /*ev*/)
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{
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put_it_back ();
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return true;
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}
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void
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TearOff::put_it_back ()
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{
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if (!torn_off()) {
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return;
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}
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window_box.remove (contents);
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pack_start (contents);
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reorder_child (contents, 0);
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own_window.hide ();
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show_all ();
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_torn = false;
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Attach ();
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}
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gint
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TearOff::window_button_press (GdkEventButton* ev)
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{
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if (dragging || ev->button != 1) {
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dragging = false;
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own_window.remove_modal_grab();
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return true;
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}
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dragging = true;
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drag_x = ev->x_root;
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drag_y = ev->y_root;
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own_window.add_modal_grab();
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return true;
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}
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gint
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TearOff::window_button_release (GdkEventButton* /*ev*/)
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{
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dragging = false;
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own_window.remove_modal_grab();
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return true;
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}
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gint
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TearOff::window_delete_event (GdkEventAny* /*ev*/)
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{
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return close_click(0);
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}
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gint
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TearOff::window_motion (GdkEventMotion* ev)
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{
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gint x;
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gint y;
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gint mx, my;
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double x_delta;
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double y_delta;
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RefPtr<Gdk::Window> win (own_window.get_window());
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own_window.get_pointer (mx, my);
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if (!dragging) {
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return true;
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}
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if (!(ev->state & GDK_BUTTON1_MASK)) {
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dragging = false;
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own_window.remove_modal_grab();
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return true;
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}
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x_delta = ev->x_root - drag_x;
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y_delta = ev->y_root - drag_y;
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win->get_root_origin (x, y);
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win->move ((gint) floor (x + x_delta), (gint) floor (y + y_delta));
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drag_x = ev->x_root;
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drag_y = ev->y_root;
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return true;
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}
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bool
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TearOff::torn_off() const
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{
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return _torn;
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}
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void
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TearOff::add_state (XMLNode& node) const
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{
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node.add_property ("tornoff", (_torn ? "yes" : "no"));
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if (own_window_width > 0) {
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char buf[32];
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snprintf (buf, sizeof (buf), "%d", own_window_width);
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node.add_property ("width", buf);
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snprintf (buf, sizeof (buf), "%d", own_window_height);
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node.add_property ("height", buf);
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snprintf (buf, sizeof (buf), "%d", own_window_xpos);
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node.add_property ("xpos", buf);
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snprintf (buf, sizeof (buf), "%d", own_window_ypos);
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node.add_property ("ypos", buf);
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}
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}
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void
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TearOff::set_state (const XMLNode& node)
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{
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Glib::RefPtr<Gdk::Window> win;
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const XMLProperty* prop;
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if ((prop = node.property (X_("tornoff"))) == 0) {
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return;
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}
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if (prop->value() == "yes") {
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tear_it_off ();
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} else {
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put_it_back ();
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}
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if ((prop = node.property (X_("width"))) != 0) {
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sscanf (prop->value().c_str(), "%d", &own_window_width);
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}
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if ((prop = node.property (X_("height"))) != 0) {
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sscanf (prop->value().c_str(), "%d", &own_window_height);
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}
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if ((prop = node.property (X_("xpos"))) != 0) {
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sscanf (prop->value().c_str(), "%d", &own_window_xpos);
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}
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if ((prop = node.property (X_("ypos"))) != 0) {
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sscanf (prop->value().c_str(), "%d", &own_window_ypos);
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}
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if (own_window.is_realized()) {
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own_window.set_default_size (own_window_width, own_window_height);
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own_window.move (own_window_xpos, own_window_ypos);
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}
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/* otherwise do it once the window is realized, see below */
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}
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void
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TearOff::own_window_realized ()
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{
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own_window.get_window()->set_decorations (WMDecoration (DECOR_BORDER|DECOR_RESIZEH));
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if (own_window_width > 0) {
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own_window.set_default_size (own_window_width, own_window_height);
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own_window.move (own_window_xpos, own_window_ypos);
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}
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}
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bool
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TearOff::own_window_configured (GdkEventConfigure*)
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{
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Glib::RefPtr<const Gdk::Window> win;
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win = own_window.get_window ();
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if (win) {
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win->get_size (own_window_width, own_window_height);
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win->get_position (own_window_xpos, own_window_ypos);
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}
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return false;
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}
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void
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TearOff::hide_visible ()
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{
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if (torn_off()) {
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own_window.hide ();
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}
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hide ();
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}
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