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3160 lines
91 KiB
3160 lines
91 KiB
/****************************************************************************
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**
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** Implementation of TQWidget and TQWindow classes for X11
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**
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** Created : 931031
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**
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** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
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**
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** This file is part of the kernel module of the TQt GUI Toolkit.
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**
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** This file may be used under the terms of the GNU General
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** Public License versions 2.0 or 3.0 as published by the Free
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** Software Foundation and appearing in the files LICENSE.GPL2
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** and LICENSE.GPL3 included in the packaging of this file.
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** Alternatively you may (at your option) use any later version
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** of the GNU General Public License if such license has been
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** publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free TQt Foundation.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing requirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/.
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** This file may be used under the terms of the Q Public License as
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** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
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** included in the packaging of this file. Licensees holding valid TQt
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** Commercial licenses may use this file in accordance with the TQt
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** Commercial License Agreement provided with the Software.
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**
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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** herein.
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**
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**********************************************************************/
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#include "ntqapplication.h"
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#include "qapplication_p.h"
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#include "ntqnamespace.h"
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#include "ntqpaintdevicemetrics.h"
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#include "ntqpainter.h"
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#include "ntqbitmap.h"
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#include "ntqimage.h"
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#include "ntqobjectlist.h"
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#include "ntqlayout.h"
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#include "ntqtextcodec.h"
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#include "ntqdatetime.h"
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#include "ntqcursor.h"
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#include "qt_x11_p.h"
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#include <stdlib.h>
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// NOT REVISED
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// defined in qapplication_x11.cpp
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extern Window qt_x11_wm_client_leader;
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extern void qt_x11_create_wm_client_leader();
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// defined in qapplication_x11.cpp
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void qt_insert_sip( TQWidget*, int, int );
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int qt_sip_count( TQWidget* );
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bool qt_wstate_iconified( WId );
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void qt_updated_rootinfo();
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#ifndef QT_NO_IM
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#include "ntqinputcontext.h"
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#include "ntqinputcontextfactory.h"
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#endif
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// Paint event clipping magic
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extern void qt_set_paintevent_clipping( TQPaintDevice* dev, const TQRegion& region);
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extern void qt_clear_paintevent_clipping();
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extern bool qt_dnd_enable( TQWidget* w, bool on );
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extern bool qt_nograb();
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// defined in qapplication_x11.cpp
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extern void qt_deferred_map_add( TQWidget* );
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extern void qt_deferred_map_take( TQWidget* );
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extern bool qt_deferred_map_contains(TQWidget *);
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static TQWidget *mouseGrb = 0;
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static TQWidget *keyboardGrb = 0;
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// defined in qapplication_x11.cpp
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extern Time tqt_x_time;
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extern Time tqt_x_user_time;
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#ifndef QT_NO_XSYNC
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extern Atom qt_net_wm_sync_request_counter;
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extern Atom qt_net_wm_sync_request;
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extern bool qt_use_xsync;
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#endif
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// defined in qfont_x11.cpp
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extern bool tqt_has_xft;
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int qt_x11_create_desktop_on_screen = -1;
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/*****************************************************************************
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TQWidget member functions
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*****************************************************************************/
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// defined in qapplication_x11.cpp
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extern Atom tqt_wm_state;
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extern Atom qt_wm_change_state;
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extern Atom tqt_wm_delete_window;
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extern Atom tqt_wm_take_focus;
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extern Atom qt_wm_client_leader;
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extern Atom tqt_window_role;
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extern Atom tqt_sm_client_id;
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extern Atom qt_utf8_string;
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extern Atom qt_net_wm_context_help;
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extern Atom qt_net_wm_ping;
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extern Atom qt_xa_motif_wm_hints;
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extern Atom qt_net_wm_name;
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extern Atom qt_net_wm_icon_name;
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extern Atom qt_net_wm_state;
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extern Atom qt_net_wm_state_modal;
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extern Atom qt_net_wm_state_max_v;
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extern Atom qt_net_wm_state_max_h;
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extern Atom qt_net_wm_state_fullscreen;
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extern Atom qt_net_wm_state_above;
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extern Atom qt_net_wm_state_stays_on_top;
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extern Atom qt_net_wm_action;
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extern Atom qt_net_wm_action_move;
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extern Atom qt_net_wm_action_resize;
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extern Atom qt_net_wm_action_minimize;
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extern Atom qt_net_wm_action_shade;
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extern Atom qt_net_wm_action_stick;
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extern Atom qt_net_wm_action_max_h;
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extern Atom qt_net_wm_action_max_v;
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extern Atom qt_net_wm_action_fullscreen;
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extern Atom qt_net_wm_action_change_desktop;
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extern Atom qt_net_wm_action_close;
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extern Atom qt_net_wm_action_above;
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extern Atom qt_net_wm_action_below;
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extern Atom qt_net_wm_window_type;
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extern Atom qt_net_wm_window_type_normal;
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extern Atom qt_net_wm_window_type_dialog;
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extern Atom qt_net_wm_window_type_toolbar;
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extern Atom qt_net_wm_window_type_menu;
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extern Atom qt_net_wm_window_type_utility;
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extern Atom qt_net_wm_window_type_splash;
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extern Atom qt_net_wm_window_type_override;
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extern Atom qt_net_wm_window_type_dropdown_menu;
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extern Atom qt_net_wm_window_type_popup_menu;
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extern Atom qt_net_wm_window_type_combo;
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extern Atom qt_net_wm_window_type_dnd;
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extern Atom qt_net_wm_window_type_tooltip;
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extern Atom qt_net_wm_pid;
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extern Atom qt_net_wm_user_time;
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extern Atom qt_enlightenment_desktop;
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extern Atom qt_net_virtual_roots;
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extern bool qt_broken_wm;
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// defined in qapplication_x11.cpp
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extern bool qt_net_supports(Atom);
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extern unsigned long *qt_net_virtual_root_list;
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#if defined (QT_TABLET_SUPPORT)
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extern XDevice *devStylus;
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extern XDevice *devEraser;
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extern XEventClass event_list_stylus[7];
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extern XEventClass event_list_eraser[7];
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extern int qt_curr_events_stylus;
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extern int qt_curr_events_eraser;
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#endif
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const uint stdWidgetEventMask = // X event mask
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(uint)(
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KeyPressMask | KeyReleaseMask |
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ButtonPressMask | ButtonReleaseMask |
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KeymapStateMask |
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ButtonMotionMask |
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EnterWindowMask | LeaveWindowMask |
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FocusChangeMask |
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ExposureMask |
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PropertyChangeMask |
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StructureNotifyMask
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);
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const uint stdDesktopEventMask = // X event mask
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(uint)(
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KeymapStateMask |
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EnterWindowMask | LeaveWindowMask |
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PropertyChangeMask
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);
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/*
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The qt_ functions below are implemented in qwidgetcreate_x11.cpp.
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*/
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Window qt_XCreateWindow( const TQWidget *creator,
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Display *display, Window parent,
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int x, int y, uint w, uint h,
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int borderwidth, int depth,
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uint windowclass, Visual *visual,
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ulong valuemask, XSetWindowAttributes *attributes );
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Window qt_XCreateSimpleWindow( const TQWidget *creator,
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Display *display, Window parent,
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int x, int y, uint w, uint h, int borderwidth,
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ulong border, ulong background );
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void qt_XDestroyWindow( const TQWidget *destroyer,
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Display *display, Window window );
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Q_EXPORT void tqt_x11_enforce_cursor( TQWidget * w )
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{
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if ( w->testWState( TQt::WState_OwnCursor ) ) {
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TQCursor * oc = TQApplication::overrideCursor();
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if ( oc ) {
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XDefineCursor( w->x11Display(), w->winId(), oc->handle() );
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} else if ( w->isEnabled() ) {
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XDefineCursor( w->x11Display(), w->winId(), w->cursor().handle() );
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} else {
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// enforce the windows behavior of clearing the cursor on
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// disabled widgets
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XDefineCursor( w->x11Display(), w->winId(), None );
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}
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} else {
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XDefineCursor( w->x11Display(), w->winId(), None );
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}
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}
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Q_EXPORT void tqt_wait_for_window_manager( TQWidget* w )
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{
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TQApplication::flushX();
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XEvent ev;
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TQTime t;
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t.start();
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while ( !XCheckTypedWindowEvent( w->x11Display(), w->winId(), ReparentNotify, &ev ) ) {
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if ( XCheckTypedWindowEvent( w->x11Display(), w->winId(), MapNotify, &ev ) )
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break;
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if ( t.elapsed() > 500 )
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return; // give up, no event available
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tqApp->syncX(); // non-busy wait
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}
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tqApp->x11ProcessEvent( &ev );
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if ( XCheckTypedWindowEvent( w->x11Display(), w->winId(), ConfigureNotify, &ev ) )
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tqApp->x11ProcessEvent( &ev );
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}
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static void qt_net_change_wm_state(const TQWidget* w, bool set, Atom one, Atom two = 0)
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{
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if (w->isShown()) {
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// managed by WM
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XEvent e;
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e.xclient.type = ClientMessage;
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e.xclient.message_type = qt_net_wm_state;
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e.xclient.display = w->x11Display();
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e.xclient.window = w->winId();
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e.xclient.format = 32;
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e.xclient.data.l[ 0 ] = set ? 1 : 0;
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e.xclient.data.l[ 1 ] = one;
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e.xclient.data.l[ 2 ] = two;
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e.xclient.data.l[ 3 ] = 0;
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e.xclient.data.l[ 4 ] = 0;
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XSendEvent(w->x11Display(), RootWindow(w->x11Display(), w->x11Screen()),
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False, (SubstructureNotifyMask|SubstructureRedirectMask), &e);
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} else {
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Atom ret;
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int format = 0, status;
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unsigned char *data = 0;
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unsigned long nitems = 0, after = 0;
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Atom *old_states = 0;
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status = XGetWindowProperty(w->x11Display(), w->winId(),
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qt_net_wm_state, 0, 1024, False,
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XA_ATOM, &ret, &format, &nitems,
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&after, &data);
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if (status == Success && ret == XA_ATOM && format == 32 && nitems > 0)
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old_states = (Atom *) data;
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else
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nitems = 0;
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Atom *new_states = new Atom[nitems + 2];
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int i, j = 0;
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for (i = 0; i < (int)nitems; ++i) {
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if (old_states[i] && old_states[i] != one && old_states[i] != two)
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new_states[j++] = old_states[i];
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}
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if (set) {
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if (one) new_states[j++] = one;
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if (two) new_states[j++] = two;
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}
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if (j)
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XChangeProperty(w->x11Display(), w->winId(), qt_net_wm_state, XA_ATOM, 32,
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PropModeReplace, (uchar *) new_states, j);
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else
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XDeleteProperty(w->x11Display(), w->winId(), qt_net_wm_state);
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delete [] new_states;
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if (data) XFree(data);
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}
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}
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/*!
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Creates a new widget window if \a window is 0, otherwise sets the
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widget's window to \a window.
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Initializes the window (sets the geometry etc.) if \a
|
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initializeWindow is TRUE. If \a initializeWindow is FALSE, no
|
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initialization is performed. This parameter only makes sense if \a
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window is a valid window.
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Destroys the old window if \a destroyOldWindow is TRUE. If \a
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destroyOldWindow is FALSE, you are responsible for destroying the
|
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window yourself (using platform native code).
|
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The TQWidget constructor calls create(0,TRUE,TRUE) to create a
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window for this widget.
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*/
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void TQWidget::create( WId window, bool initializeWindow, bool destroyOldWindow)
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{
|
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if ( testWState(WState_Created) && window == 0 )
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return;
|
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// set created flag
|
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setWState( WState_Created );
|
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bool popup = testWFlags(WType_Popup);
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bool dialog = testWFlags(WType_Dialog);
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bool desktop = testWFlags(WType_Desktop);
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|
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// top-level widget
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if ( !parentWidget() || parentWidget()->isDesktop() )
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setWFlags( WType_TopLevel );
|
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// these are top-level, too
|
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if ( dialog || popup || desktop || testWFlags(WStyle_Splash))
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setWFlags( WType_TopLevel );
|
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|
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// a popup stays on top
|
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if ( popup )
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setWFlags(WStyle_StaysOnTop);
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|
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bool topLevel = testWFlags(WType_TopLevel);
|
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Window parentw, destroyw = 0;
|
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WId id;
|
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|
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// always initialize
|
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if ( !window )
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initializeWindow = TRUE;
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if ( desktop &&
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qt_x11_create_desktop_on_screen >= 0 &&
|
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qt_x11_create_desktop_on_screen != x11Screen() ) {
|
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// desktop on a certain screen other than the default requested
|
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TQPaintDeviceX11Data* xd = getX11Data( TRUE );
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xd->x_screen = qt_x11_create_desktop_on_screen;
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xd->x_depth = TQPaintDevice::x11AppDepth( xd->x_screen );
|
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xd->x_cells = TQPaintDevice::x11AppCells( xd->x_screen );
|
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xd->x_colormap = TQPaintDevice::x11AppColormap( xd->x_screen );
|
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xd->x_defcolormap = TQPaintDevice::x11AppDefaultColormap( xd->x_screen );
|
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xd->x_visual = TQPaintDevice::x11AppVisual( xd->x_screen );
|
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xd->x_defvisual = TQPaintDevice::x11AppDefaultVisual( xd->x_screen );
|
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setX11Data( xd );
|
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} else if ( parentWidget() && parentWidget()->x11Screen() != x11Screen() ) {
|
|
// if we have a parent widget, move to its screen if necessary
|
|
TQPaintDeviceX11Data* xd = getX11Data( TRUE );
|
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xd->x_screen = parentWidget()->x11Screen();
|
|
xd->x_depth = TQPaintDevice::x11AppDepth( xd->x_screen );
|
|
xd->x_cells = TQPaintDevice::x11AppCells( xd->x_screen );
|
|
xd->x_colormap = TQPaintDevice::x11AppColormap( xd->x_screen );
|
|
xd->x_defcolormap = TQPaintDevice::x11AppDefaultColormap( xd->x_screen );
|
|
xd->x_visual = TQPaintDevice::x11AppVisual( xd->x_screen );
|
|
xd->x_defvisual = TQPaintDevice::x11AppDefaultVisual( xd->x_screen );
|
|
setX11Data( xd );
|
|
}
|
|
|
|
//get display, screen number, root window and desktop geometry for
|
|
//the current screen
|
|
Display *dpy = x11Display();
|
|
int scr = x11Screen();
|
|
Window root_win = RootWindow( dpy, scr );
|
|
int sw = DisplayWidth(dpy,scr);
|
|
int sh = DisplayHeight(dpy,scr);
|
|
|
|
if ( desktop ) { // desktop widget
|
|
dialog = popup = FALSE; // force these flags off
|
|
crect.setRect( 0, 0, sw, sh );
|
|
} else if ( topLevel ) { // calc pos/size from screen
|
|
crect.setRect( sw/4, 3*sh/10, sw/2, 4*sh/10 );
|
|
} else { // child widget
|
|
crect.setRect( 0, 0, 100, 30 );
|
|
}
|
|
|
|
parentw = topLevel ? root_win : parentWidget()->winId();
|
|
|
|
XSetWindowAttributes wsa;
|
|
|
|
if ( window ) { // override the old window
|
|
if ( destroyOldWindow )
|
|
destroyw = winid;
|
|
id = window;
|
|
setWinId( window );
|
|
XWindowAttributes a;
|
|
XGetWindowAttributes( dpy, window, &a );
|
|
crect.setRect( a.x, a.y, a.width, a.height );
|
|
|
|
if ( a.map_state == IsUnmapped )
|
|
clearWState( WState_Visible );
|
|
else
|
|
setWState( WState_Visible );
|
|
|
|
TQPaintDeviceX11Data* xd = getX11Data( TRUE );
|
|
|
|
// find which screen the window is on...
|
|
xd->x_screen = TQPaintDevice::x11AppScreen(); // by default, use the default :)
|
|
int i;
|
|
for ( i = 0; i < ScreenCount( dpy ); i++ ) {
|
|
if ( RootWindow( dpy, i ) == a.root ) {
|
|
xd->x_screen = i;
|
|
break;
|
|
}
|
|
}
|
|
|
|
xd->x_depth = a.depth;
|
|
xd->x_cells = DisplayCells( dpy, xd->x_screen );
|
|
xd->x_visual = a.visual;
|
|
xd->x_defvisual = ( XVisualIDFromVisual( a.visual ) ==
|
|
XVisualIDFromVisual( (Visual*)x11AppVisual(x11Screen()) ) );
|
|
xd->x_colormap = a.colormap;
|
|
xd->x_defcolormap = ( a.colormap == x11AppColormap( x11Screen() ) );
|
|
setX11Data( xd );
|
|
} else if ( desktop ) { // desktop widget
|
|
id = (WId)parentw; // id = root window
|
|
TQWidget *otherDesktop = find( id ); // is there another desktop?
|
|
if ( otherDesktop && otherDesktop->testWFlags(WPaintDesktop) ) {
|
|
otherDesktop->setWinId( 0 ); // remove id from widget mapper
|
|
setWinId( id ); // make sure otherDesktop is
|
|
otherDesktop->setWinId( id ); // found first
|
|
} else {
|
|
setWinId( id );
|
|
}
|
|
} else {
|
|
if ( x11DefaultVisual() && x11DefaultColormap() ) {
|
|
id = (WId)qt_XCreateSimpleWindow( this, dpy, parentw,
|
|
crect.left(), crect.top(),
|
|
crect.width(), crect.height(),
|
|
0,
|
|
black.pixel(x11Screen()),
|
|
bg_col.pixel(x11Screen()) );
|
|
} else {
|
|
wsa.background_pixel = bg_col.pixel(x11Screen());
|
|
wsa.border_pixel = black.pixel(x11Screen());
|
|
wsa.colormap = (Colormap)x11Colormap();
|
|
id = (WId)qt_XCreateWindow( this, dpy, parentw,
|
|
crect.left(), crect.top(),
|
|
crect.width(), crect.height(),
|
|
0, x11Depth(), InputOutput,
|
|
(Visual*)x11Visual(),
|
|
CWBackPixel|CWBorderPixel|CWColormap,
|
|
&wsa );
|
|
}
|
|
|
|
setWinId( id ); // set widget id/handle + hd
|
|
}
|
|
|
|
#ifndef QT_NO_XFTFREETYPE
|
|
if (rendhd) {
|
|
XftDrawDestroy( (XftDraw *) rendhd );
|
|
rendhd = 0;
|
|
}
|
|
|
|
if ( tqt_has_xft )
|
|
rendhd = (HANDLE) XftDrawCreate( dpy, id, (Visual *) x11Visual(),
|
|
x11Colormap() );
|
|
#endif // QT_NO_XFTFREETYPE
|
|
|
|
// NET window states
|
|
long net_winstates[6] = { 0, 0, 0, 0, 0, 0 };
|
|
long net_winactions[12] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
|
|
int curr_winstate = 0;
|
|
int curr_winaction = 0;
|
|
|
|
// Add all default actions that cannot be turned off
|
|
net_winactions[curr_winaction++] = qt_net_wm_action_stick;
|
|
net_winactions[curr_winaction++] = qt_net_wm_action_fullscreen;
|
|
net_winactions[curr_winaction++] = qt_net_wm_action_change_desktop;
|
|
net_winactions[curr_winaction++] = qt_net_wm_action_above;
|
|
net_winactions[curr_winaction++] = qt_net_wm_action_below;
|
|
|
|
struct {
|
|
ulong flags, functions, decorations;
|
|
long input_mode;
|
|
ulong status;
|
|
} mwmhints;
|
|
|
|
mwmhints.flags = mwmhints.functions = 0L;
|
|
mwmhints.decorations = (1L << 0); // MWM_DECOR_ALL
|
|
mwmhints.input_mode = 0L;
|
|
mwmhints.status = 0L;
|
|
|
|
if ( testNFlags(WX11DisableResize) ) {
|
|
mwmhints.functions |= (1L << 1); // MWM_FUNC_RESIZE
|
|
mwmhints.functions |= (1L << 0); // MWM_FUNC_ALL
|
|
mwmhints.flags |= (1L << 0); // MWM_HINTS_FUNCTIONS
|
|
}
|
|
else {
|
|
net_winactions[curr_winaction++] = qt_net_wm_action_resize;
|
|
}
|
|
|
|
if ( testNFlags(WX11DisableMove) ) {
|
|
mwmhints.functions |= (1L << 2); // MWM_FUNC_MOVE
|
|
mwmhints.functions |= (1L << 0); // MWM_FUNC_ALL
|
|
mwmhints.flags |= (1L << 0); // MWM_HINTS_FUNCTIONS
|
|
}
|
|
else {
|
|
net_winactions[curr_winaction++] = qt_net_wm_action_move;
|
|
}
|
|
|
|
if ( testNFlags(WX11DisableMinimize) ) {
|
|
mwmhints.functions |= (1L << 3); // MWM_FUNC_MINIMIZE
|
|
mwmhints.functions |= (1L << 0); // MWM_FUNC_ALL
|
|
mwmhints.flags |= (1L << 0); // MWM_HINTS_FUNCTIONS
|
|
}
|
|
else {
|
|
net_winactions[curr_winaction++] = qt_net_wm_action_minimize;
|
|
}
|
|
|
|
if ( testNFlags(WX11DisableMaximize) ) {
|
|
mwmhints.functions |= (1L << 4); // MWM_FUNC_MAXIMIZE
|
|
mwmhints.functions |= (1L << 0); // MWM_FUNC_ALL
|
|
mwmhints.flags |= (1L << 0); // MWM_HINTS_FUNCTIONS
|
|
}
|
|
else {
|
|
net_winactions[curr_winaction++] = qt_net_wm_action_max_h;
|
|
net_winactions[curr_winaction++] = qt_net_wm_action_max_v;
|
|
}
|
|
|
|
if ( testNFlags(WX11DisableClose) ) {
|
|
mwmhints.functions |= (1L << 5); // MWM_FUNC_CLOSE
|
|
mwmhints.functions |= (1L << 0); // MWM_FUNC_ALL
|
|
mwmhints.flags |= (1L << 0); // MWM_HINTS_FUNCTIONS
|
|
}
|
|
else {
|
|
net_winactions[curr_winaction++] = qt_net_wm_action_close;
|
|
}
|
|
|
|
if ( ! testNFlags(WX11DisableShade) ) {
|
|
net_winactions[curr_winaction++] = qt_net_wm_action_shade;
|
|
}
|
|
|
|
if (topLevel && ! (desktop || popup)) {
|
|
ulong wsa_mask = 0;
|
|
|
|
if ( testWFlags(WStyle_Splash) ) {
|
|
if (qt_net_supports(qt_net_wm_window_type_splash)) {
|
|
clearWFlags( WX11BypassWM );
|
|
} else {
|
|
setWFlags( WX11BypassWM | WStyle_Tool | WStyle_NoBorder );
|
|
}
|
|
}
|
|
if (testWFlags(WStyle_Customize)) {
|
|
mwmhints.decorations = 0L;
|
|
mwmhints.flags |= (1L << 1); // MWM_HINTS_DECORATIONS
|
|
|
|
if ( testWFlags( WStyle_NormalBorder | WStyle_DialogBorder ) ) {
|
|
mwmhints.decorations |= (1L << 1); // MWM_DECOR_BORDER
|
|
mwmhints.decorations |= (1L << 2); // MWM_DECOR_RESIZEH
|
|
}
|
|
|
|
if ( testWFlags( WStyle_Title ) )
|
|
mwmhints.decorations |= (1L << 3); // MWM_DECOR_TITLE
|
|
|
|
if ( testWFlags( WStyle_SysMenu ) )
|
|
mwmhints.decorations |= (1L << 4); // MWM_DECOR_MENU
|
|
|
|
if ( testWFlags( WStyle_Minimize ) )
|
|
mwmhints.decorations |= (1L << 5); // MWM_DECOR_MINIMIZE
|
|
|
|
if ( testWFlags( WStyle_Maximize ) )
|
|
mwmhints.decorations |= (1L << 6); // MWM_DECOR_MAXIMIZE
|
|
|
|
if (testWFlags(WStyle_Tool)) {
|
|
wsa.save_under = True;
|
|
wsa_mask |= CWSaveUnder;
|
|
}
|
|
} else if (testWFlags(WType_Dialog)) {
|
|
setWFlags(WStyle_NormalBorder | WStyle_Title |
|
|
WStyle_SysMenu | WStyle_ContextHelp);
|
|
} else {
|
|
setWFlags(WStyle_NormalBorder | WStyle_Title |
|
|
WStyle_MinMax | WStyle_SysMenu);
|
|
|
|
// maximized netwm state
|
|
if (testWFlags(WState_Maximized)) {
|
|
net_winstates[curr_winstate++] = qt_net_wm_state_max_v;
|
|
net_winstates[curr_winstate++] = qt_net_wm_state_max_h;
|
|
}
|
|
}
|
|
|
|
// stays on top
|
|
if (testWFlags(WStyle_StaysOnTop)) {
|
|
net_winstates[curr_winstate++] = qt_net_wm_state_above;
|
|
net_winstates[curr_winstate++] = qt_net_wm_state_stays_on_top;
|
|
}
|
|
|
|
if (testWFlags(WShowModal)) {
|
|
mwmhints.input_mode = 3L; // MWM_INPUT_FULL_APPLICATION_MODAL
|
|
mwmhints.flags |= (1L << 2); // MWM_HINTS_INPUT_MODE
|
|
|
|
net_winstates[curr_winstate++] = qt_net_wm_state_modal;
|
|
}
|
|
|
|
if ( testWFlags( WX11BypassWM ) ) {
|
|
wsa.override_redirect = True;
|
|
wsa_mask |= CWOverrideRedirect;
|
|
}
|
|
|
|
if ( wsa_mask && initializeWindow )
|
|
XChangeWindowAttributes( dpy, id, wsa_mask, &wsa );
|
|
} else {
|
|
if (! testWFlags(WStyle_Customize))
|
|
setWFlags(WStyle_NormalBorder | WStyle_Title |
|
|
WStyle_MinMax | WStyle_SysMenu);
|
|
}
|
|
|
|
|
|
if ( !initializeWindow ) {
|
|
// do no initialization
|
|
} else if ( popup ) { // popup widget
|
|
wsa.override_redirect = True;
|
|
wsa.save_under = True;
|
|
XChangeWindowAttributes( dpy, id, CWOverrideRedirect | CWSaveUnder,
|
|
&wsa );
|
|
XClassHint class_hint;
|
|
class_hint.res_name = (char *) tqAppName(); // application name
|
|
class_hint.res_class = (char *) tqAppClass(); // application class
|
|
XSetClassHint( dpy, id, &class_hint );
|
|
} else if ( topLevel && !desktop ) { // top-level widget
|
|
TQWidget *p = parentWidget(); // real parent
|
|
if (p)
|
|
p = p->topLevelWidget();
|
|
|
|
if (dialog || testWFlags(WStyle_DialogBorder) || testWFlags(WStyle_Tool)) {
|
|
if ( p )
|
|
XSetTransientForHint( dpy, id, p->winId() );
|
|
else // application-modal
|
|
XSetTransientForHint( dpy, id, root_win );
|
|
}
|
|
|
|
// find the real client leader, i.e. a toplevel without parent
|
|
while ( p && p->parentWidget())
|
|
p = p->parentWidget()->topLevelWidget();
|
|
|
|
XSizeHints size_hints;
|
|
size_hints.flags = USSize | PSize | PWinGravity;
|
|
size_hints.x = crect.left();
|
|
size_hints.y = crect.top();
|
|
size_hints.width = crect.width();
|
|
size_hints.height = crect.height();
|
|
size_hints.win_gravity =
|
|
TQApplication::reverseLayout() ? NorthEastGravity : NorthWestGravity;
|
|
|
|
XWMHints wm_hints; // window manager hints
|
|
wm_hints.input = True;
|
|
wm_hints.initial_state = NormalState;
|
|
wm_hints.flags = InputHint | StateHint;
|
|
if ( !qt_x11_wm_client_leader )
|
|
qt_x11_create_wm_client_leader();
|
|
|
|
wm_hints.window_group = qt_x11_wm_client_leader;
|
|
wm_hints.flags |= WindowGroupHint;
|
|
|
|
XClassHint class_hint;
|
|
class_hint.res_name = (char *) tqAppName(); // application name
|
|
class_hint.res_class = (char *) tqAppClass(); // application class
|
|
|
|
XSetWMProperties( dpy, id, 0, 0, 0, 0, &size_hints, &wm_hints, &class_hint );
|
|
|
|
XResizeWindow( dpy, id, crect.width(), crect.height() );
|
|
XStoreName( dpy, id, tqAppName() );
|
|
Atom protocols[5];
|
|
int n = 0;
|
|
protocols[n++] = tqt_wm_delete_window; // support del window protocol
|
|
protocols[n++] = tqt_wm_take_focus; // support take focus window protocol
|
|
protocols[n++] = qt_net_wm_ping; // support _NET_WM_PING protocol
|
|
#ifndef QT_NO_XSYNC
|
|
protocols[n++] = qt_net_wm_sync_request;// support the _NET_WM_SYNC_REQUEST protocol
|
|
#endif
|
|
if ( testWFlags( WStyle_ContextHelp ) )
|
|
protocols[n++] = qt_net_wm_context_help;
|
|
XSetWMProtocols( dpy, id, protocols, n );
|
|
|
|
// set mwm hints
|
|
if ( mwmhints.flags != 0l )
|
|
XChangeProperty(dpy, id, qt_xa_motif_wm_hints, qt_xa_motif_wm_hints, 32,
|
|
PropModeReplace, (unsigned char *) &mwmhints, 5);
|
|
else
|
|
XDeleteProperty(dpy, id, qt_xa_motif_wm_hints);
|
|
|
|
// set _NET_WM_WINDOW_STATE
|
|
if (curr_winstate > 0)
|
|
XChangeProperty(dpy, id, qt_net_wm_state, XA_ATOM, 32, PropModeReplace,
|
|
(unsigned char *) net_winstates, curr_winstate);
|
|
else
|
|
XDeleteProperty(dpy, id, qt_net_wm_state);
|
|
|
|
// set _NET_WM_ALLOWED_ACTIONS
|
|
if (curr_winaction > 0)
|
|
XChangeProperty(dpy, id, qt_net_wm_action, XA_ATOM, 32, PropModeReplace,
|
|
(unsigned char *) net_winactions, curr_winaction);
|
|
else
|
|
XDeleteProperty(dpy, id, qt_net_wm_action);
|
|
|
|
#ifndef QT_NO_XSYNC
|
|
// set _NET_WM_SYNC_COUNTER
|
|
createSyncCounter();
|
|
long counterVal = topData()->syncCounter;
|
|
XChangeProperty( dpy, id, qt_net_wm_sync_request_counter, XA_CARDINAL, 32, PropModeReplace,
|
|
(unsigned char*) &counterVal, 1);
|
|
#endif
|
|
|
|
// when we create a toplevel widget, the frame strut should be dirty
|
|
fstrut_dirty = 1;
|
|
|
|
} else {
|
|
// non-toplevel widgets don't have a frame, so no need to
|
|
// update the strut
|
|
fstrut_dirty = 0;
|
|
}
|
|
|
|
if (initializeWindow && (popup || (topLevel && !desktop))) { // properties set on all toplevel windows
|
|
x11SetWindowType();
|
|
|
|
// set _NET_WM_PID
|
|
long curr_pid = getpid();
|
|
XChangeProperty(dpy, id, qt_net_wm_pid, XA_CARDINAL, 32, PropModeReplace,
|
|
(unsigned char *) &curr_pid, 1);
|
|
|
|
// declare the widget's object name as window role
|
|
XChangeProperty( dpy, id,
|
|
tqt_window_role, XA_STRING, 8, PropModeReplace,
|
|
(unsigned char *)name(), tqstrlen( name() ) );
|
|
|
|
// set client leader property
|
|
if ( !qt_x11_wm_client_leader )
|
|
qt_x11_create_wm_client_leader();
|
|
XChangeProperty( dpy, id, qt_wm_client_leader,
|
|
XA_WINDOW, 32, PropModeReplace,
|
|
(unsigned char *)&qt_x11_wm_client_leader, 1 );
|
|
}
|
|
|
|
if ( initializeWindow ) {
|
|
// don't erase when resizing
|
|
wsa.bit_gravity =
|
|
TQApplication::reverseLayout() ? NorthEastGravity : NorthWestGravity;
|
|
XChangeWindowAttributes( dpy, id, CWBitGravity, &wsa );
|
|
}
|
|
|
|
setWState( WState_MouseTracking );
|
|
setMouseTracking( FALSE ); // also sets event mask
|
|
if ( desktop ) {
|
|
setWState( WState_Visible );
|
|
} else if ( topLevel ) { // set X cursor
|
|
setWState( WState_OwnCursor );
|
|
if ( initializeWindow )
|
|
tqt_x11_enforce_cursor( this );
|
|
}
|
|
|
|
if ( destroyw )
|
|
qt_XDestroyWindow( this, dpy, destroyw );
|
|
|
|
#if !defined(QT_NO_IM_EXTENSIONS)
|
|
ic = 0;
|
|
#endif
|
|
}
|
|
|
|
|
|
/*!
|
|
Frees up window system resources. Destroys the widget window if \a
|
|
destroyWindow is TRUE.
|
|
|
|
destroy() calls itself recursively for all the child widgets,
|
|
passing \a destroySubWindows for the \a destroyWindow parameter.
|
|
To have more control over destruction of subwidgets, destroy
|
|
subwidgets selectively first.
|
|
|
|
This function is usually called from the TQWidget destructor.
|
|
*/
|
|
|
|
void TQWidget::destroy( bool destroyWindow, bool destroySubWindows )
|
|
{
|
|
deactivateWidgetCleanup();
|
|
if ( testWState(WState_Created) ) {
|
|
clearWState( WState_Created );
|
|
if ( children() ) {
|
|
TQObjectListIt it(*children());
|
|
register TQObject *obj;
|
|
while ( (obj=it.current()) ) { // destroy all widget children
|
|
++it;
|
|
if ( obj->isWidgetType() )
|
|
((TQWidget*)obj)->destroy(destroySubWindows,
|
|
destroySubWindows);
|
|
}
|
|
}
|
|
if ( mouseGrb == this )
|
|
releaseMouse();
|
|
if ( keyboardGrb == this )
|
|
releaseKeyboard();
|
|
if ( isTopLevel() )
|
|
qt_deferred_map_take( this );
|
|
if ( testWFlags(WShowModal) ) // just be sure we leave modal
|
|
tqt_leave_modal( this );
|
|
else if ( testWFlags(WType_Popup) )
|
|
tqApp->closePopup( this );
|
|
|
|
#ifndef QT_NO_XFTFREETYPE
|
|
if ( rendhd) {
|
|
if ( destroyWindow )
|
|
XftDrawDestroy( (XftDraw *) rendhd );
|
|
else
|
|
free( (void*) rendhd );
|
|
rendhd = 0;
|
|
}
|
|
#endif // QT_NO_XFTFREETYPE
|
|
|
|
if ( testWFlags(WType_Desktop) ) {
|
|
if ( acceptDrops() )
|
|
qt_dnd_enable( this, FALSE );
|
|
} else {
|
|
if ( destroyWindow )
|
|
qt_XDestroyWindow( this, x11Display(), winid );
|
|
}
|
|
#ifndef QT_NO_XSYNC
|
|
destroySyncCounter();
|
|
#endif
|
|
setWinId( 0 );
|
|
|
|
extern void qPRCleanup( TQWidget *widget ); // from qapplication_x11.cpp
|
|
if ( testWState(WState_Reparented) )
|
|
qPRCleanup(this);
|
|
|
|
if( this == icHolderWidget() ) {
|
|
destroyInputContext();
|
|
} else {
|
|
// release previous focus information participating with
|
|
// preedit preservation of qic
|
|
TQInputContext *qic = getInputContext();
|
|
if ( qic )
|
|
qic->releaseComposingWidget( this );
|
|
}
|
|
}
|
|
}
|
|
|
|
void TQWidget::reparentSys( TQWidget *parent, WFlags f, const TQPoint &p, bool showIt )
|
|
{
|
|
extern void qPRCreate( const TQWidget *, Window );
|
|
|
|
Display *dpy = x11Display();
|
|
TQCursor oldcurs;
|
|
bool setcurs = testWState(WState_OwnCursor);
|
|
if ( setcurs ) {
|
|
oldcurs = cursor();
|
|
unsetCursor();
|
|
}
|
|
|
|
// dnd unregister (we will register again below)
|
|
bool accept_drops = acceptDrops();
|
|
setAcceptDrops( FALSE );
|
|
|
|
// clear mouse tracking, re-enabled below
|
|
bool mouse_tracking = hasMouseTracking();
|
|
clearWState(WState_MouseTracking);
|
|
|
|
TQWidget* oldtlw = topLevelWidget();
|
|
TQWidget *oldparent = parentWidget();
|
|
WId old_winid = winid;
|
|
if ( testWFlags(WType_Desktop) )
|
|
old_winid = 0;
|
|
setWinId( 0 );
|
|
|
|
// hide and reparent our own window away. Otherwise we might get
|
|
// destroyed when emitting the child remove event below. See TQWorkspace.
|
|
XUnmapWindow( x11Display(), old_winid );
|
|
XReparentWindow( x11Display(), old_winid,
|
|
RootWindow( x11Display(), x11Screen() ), 0, 0 );
|
|
|
|
if ( this == icHolderWidget() ) {
|
|
// input contexts are sometimes associated with toplevel widgets, so
|
|
// we need destroy the context here. if we are reparenting back to
|
|
// toplevel, then we may have another context created, otherwise we
|
|
// will use our new ic holder's context
|
|
destroyInputContext();
|
|
}
|
|
|
|
#ifndef QT_NO_XSYNC
|
|
destroySyncCounter();
|
|
#endif
|
|
|
|
if ( isTopLevel() || !parent ) // we are toplevel, or reparenting to toplevel
|
|
topData()->parentWinId = 0;
|
|
|
|
if ( parent != parentObj ) {
|
|
if ( parentObj ) // remove from parent
|
|
parentObj->removeChild( this );
|
|
if ( parent ) // insert into new parent
|
|
parent->insertChild( this );
|
|
}
|
|
bool enable = isEnabled(); // remember status
|
|
FocusPolicy fp = focusPolicy();
|
|
TQSize s = size();
|
|
TQPixmap *bgp = (TQPixmap *)backgroundPixmap();
|
|
TQColor bgc = bg_col; // save colors
|
|
TQString capt= caption();
|
|
widget_flags = f;
|
|
clearWState( WState_Created | WState_Visible | WState_ForceHide );
|
|
create();
|
|
if ( isTopLevel() || (!parent || parent->isVisible() ) )
|
|
setWState( WState_ForceHide ); // new widgets do not show up in already visible parents
|
|
|
|
const TQObjectList *chlist = children();
|
|
if ( chlist ) { // reparent children
|
|
TQObjectList childList(*chlist);
|
|
TQObjectListIt it(childList); // iterate over copy
|
|
TQObject *obj;
|
|
while ( (obj=it.current()) ) {
|
|
if ( obj->isWidgetType() ) {
|
|
TQWidget *w = (TQWidget *)obj;
|
|
if ( !w->isTopLevel() ) {
|
|
XReparentWindow( x11Display(), w->winId(), winId(),
|
|
w->geometry().x(), w->geometry().y() );
|
|
} else if ( w->isPopup()
|
|
|| w->testWFlags(WStyle_DialogBorder)
|
|
|| w->testWFlags(WType_Dialog)
|
|
|| w->testWFlags(WStyle_Tool) ) {
|
|
/*
|
|
when reparenting toplevel windows with toplevel-transient children,
|
|
we need to make sure that the window manager gets the updated
|
|
WM_TRANSIENT_FOR information... unfortunately, some window managers
|
|
don't handle changing WM_TRANSIENT_FOR before the toplevel window is
|
|
visible, so we unmap and remap all toplevel-transient children *after*
|
|
the toplevel parent has been mapped. thankfully, this is easy in TQt :)
|
|
*/
|
|
XUnmapWindow(w->x11Display(), w->winId());
|
|
XSetTransientForHint(w->x11Display(), w->winId(), winId());
|
|
TQApplication::postEvent(w, new TQEvent(TQEvent::ShowWindowRequest));
|
|
}
|
|
}
|
|
++it;
|
|
}
|
|
}
|
|
qPRCreate( this, old_winid );
|
|
if ( bgp )
|
|
XSetWindowBackgroundPixmap( dpy, winid, bgp->handle() );
|
|
else
|
|
XSetWindowBackground( dpy, winid, bgc.pixel(x11Screen()) );
|
|
|
|
if (isTopLevel()) {
|
|
// preserve maximized/fullscreen flags and the normal geometry
|
|
uint save_state = widget_state & (WState_Maximized | WState_FullScreen);
|
|
const TQRect r = topData()->normalGeometry;
|
|
setGeometry(p.x(), p.y(), s.width(), s.height());
|
|
widget_state |= save_state;
|
|
topData()->normalGeometry = r;
|
|
} else {
|
|
setGeometry(p.x(), p.y(), s.width(), s.height());
|
|
}
|
|
|
|
setEnabled( enable );
|
|
setFocusPolicy( fp );
|
|
if ( !capt.isNull() ) {
|
|
extra->topextra->caption = TQString::null;
|
|
setCaption( capt );
|
|
}
|
|
if ( showIt )
|
|
show();
|
|
if ( old_winid )
|
|
qt_XDestroyWindow( this, dpy, old_winid );
|
|
if ( setcurs )
|
|
setCursor(oldcurs);
|
|
|
|
reparentFocusWidgets( oldtlw );
|
|
|
|
// re-register dnd
|
|
if (oldparent)
|
|
oldparent->checkChildrenDnd();
|
|
|
|
if ( accept_drops )
|
|
setAcceptDrops( TRUE );
|
|
else {
|
|
checkChildrenDnd();
|
|
topData()->dnd = 0;
|
|
qt_dnd_enable(this, (extra && extra->children_use_dnd));
|
|
}
|
|
|
|
// re-enable mouse tracking
|
|
if (mouse_tracking)
|
|
setMouseTracking(mouse_tracking);
|
|
}
|
|
|
|
// Sets the EWMH (netwm) window type. Needed as a separate function
|
|
// because create() may be too soon in some cases.
|
|
void TQWidget::x11SetWindowType( X11WindowType type )
|
|
{
|
|
// NET window types
|
|
long net_wintypes[7] = { 0, 0, 0, 0, 0, 0, 0 };
|
|
int curr_wintype = 0;
|
|
if( testWFlags(WType_Desktop))
|
|
return;
|
|
if( type == X11WindowTypeSelect ) {
|
|
if ( testWFlags(WStyle_Splash)) {
|
|
if (qt_net_supports(qt_net_wm_window_type_splash)) {
|
|
net_wintypes[curr_wintype++] = qt_net_wm_window_type_splash;
|
|
}
|
|
} else if (inherits("TQToolBar")) {
|
|
// toolbar netwm type
|
|
net_wintypes[curr_wintype++] = qt_net_wm_window_type_toolbar;
|
|
} else if (testWFlags(WStyle_Customize) && testWFlags(WStyle_Tool)) {
|
|
// utility netwm type
|
|
net_wintypes[curr_wintype++] = qt_net_wm_window_type_utility;
|
|
} else if (testWFlags(WType_Dialog)) {
|
|
// dialog netwm type
|
|
net_wintypes[curr_wintype++] = qt_net_wm_window_type_dialog;
|
|
}
|
|
} else if( type == X11WindowTypeCombo ) {
|
|
// combo netwm type
|
|
net_wintypes[curr_wintype++] = qt_net_wm_window_type_combo;
|
|
} else if( type == X11WindowTypeDND ) {
|
|
// dnd netwm type
|
|
net_wintypes[curr_wintype++] = qt_net_wm_window_type_dnd;
|
|
} else if( type == X11WindowTypeDropdown ) {
|
|
// dropdown netwm type
|
|
net_wintypes[curr_wintype++] = qt_net_wm_window_type_dropdown_menu;
|
|
} else if( type == X11WindowTypePopup ) {
|
|
// popup netwm type
|
|
net_wintypes[curr_wintype++] = qt_net_wm_window_type_popup_menu;
|
|
} else if( type == X11WindowTypeMenu ) {
|
|
// menu netwm type
|
|
net_wintypes[curr_wintype++] = qt_net_wm_window_type_menu;
|
|
} else if( type == X11WindowTypeTooltip ) {
|
|
// tooltip netwm type
|
|
net_wintypes[curr_wintype++] = qt_net_wm_window_type_tooltip;
|
|
}
|
|
|
|
// normal netwm type - default
|
|
net_wintypes[curr_wintype++] = qt_net_wm_window_type_normal;
|
|
// set _NET_WM_WINDOW_TYPE
|
|
if (curr_wintype > 0)
|
|
XChangeProperty(x11Display(), winId(), qt_net_wm_window_type, XA_ATOM, 32, PropModeReplace,
|
|
(unsigned char *) net_wintypes, curr_wintype);
|
|
else
|
|
XDeleteProperty(x11Display(), winId(), qt_net_wm_window_type);
|
|
}
|
|
|
|
void TQWidget::x11SetWindowTransient( TQWidget* parent )
|
|
{
|
|
XSetTransientForHint( x11Display(), winId(), parent->winId());
|
|
}
|
|
|
|
/*!
|
|
Translates the widget coordinate \a pos to global screen
|
|
coordinates. For example, \c{mapToGlobal(TQPoint(0,0))} would give
|
|
the global coordinates of the top-left pixel of the widget.
|
|
|
|
\sa mapFromGlobal() mapTo() mapToParent()
|
|
*/
|
|
|
|
TQPoint TQWidget::mapToGlobal( const TQPoint &pos ) const
|
|
{
|
|
int x, y;
|
|
Window child;
|
|
XTranslateCoordinates( x11Display(), winId(),
|
|
TQApplication::desktop()->screen(x11Screen())->winId(),
|
|
pos.x(), pos.y(), &x, &y, &child );
|
|
return TQPoint( x, y );
|
|
}
|
|
|
|
/*!
|
|
Translates the global screen coordinate \a pos to widget
|
|
coordinates.
|
|
|
|
\sa mapToGlobal() mapFrom() mapFromParent()
|
|
*/
|
|
|
|
TQPoint TQWidget::mapFromGlobal( const TQPoint &pos ) const
|
|
{
|
|
int x, y;
|
|
Window child;
|
|
XTranslateCoordinates( x11Display(),
|
|
TQApplication::desktop()->screen(x11Screen())->winId(),
|
|
winId(), pos.x(), pos.y(), &x, &y, &child );
|
|
return TQPoint( x, y );
|
|
}
|
|
|
|
/*!
|
|
When a widget gets focus, it should call setMicroFocusHint() with
|
|
some appropriate position and size, \a x, \a y, \a width and \a
|
|
height. This has no \e visual effect, it just provides hints to
|
|
any system-specific input handling tools.
|
|
|
|
The \a text argument should be TRUE if this is a position for text
|
|
input.
|
|
|
|
In the Windows version of TQt, this method sets the system caret,
|
|
which is used for user Accessibility focus handling. If \a text
|
|
is TRUE, it also sets the IME composition window in Far East Asian
|
|
language input systems.
|
|
|
|
In the X11 version of TQt, if \a text is TRUE, this method sets the
|
|
input method focus point in the preedit (XIM "spot" point) for
|
|
complex language input handling.
|
|
|
|
The font \a f is a rendering hint to the currently active input method.
|
|
If \a f is 0 the widget's font is used.
|
|
|
|
\sa microFocusHint()
|
|
*/
|
|
void TQWidget::setMicroFocusHint(int x, int y, int width, int height,
|
|
bool text, TQFont *f )
|
|
{
|
|
#ifndef QT_NO_IM
|
|
if ( text ) {
|
|
// trigger input context creation if it hasn't happened already
|
|
createInputContext();
|
|
|
|
TQInputContext *qic = getInputContext();
|
|
if(qic) {
|
|
TQPoint gp = mapToGlobal( TQPoint( x, y ) );
|
|
qic->setMicroFocus(gp.x(), gp.y(), width, height, f);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
if ( TQRect( x, y, width, height ) != microFocusHint() ) {
|
|
createExtra();
|
|
extraData()->micro_focus_hint.setRect( x, y, width, height );
|
|
}
|
|
}
|
|
|
|
|
|
void TQWidget::setFontSys( TQFont * )
|
|
{
|
|
// Nothing
|
|
}
|
|
|
|
|
|
void TQWidget::setBackgroundColorDirect( const TQColor &color )
|
|
{
|
|
bg_col = color;
|
|
if ( extra && extra->bg_pix ) { // kill the background pixmap
|
|
delete extra->bg_pix;
|
|
extra->bg_pix = 0;
|
|
}
|
|
XSetWindowBackground( x11Display(), winId(), bg_col.pixel(x11Screen()) );
|
|
}
|
|
|
|
static int allow_null_pixmaps = 0;
|
|
|
|
|
|
void TQWidget::setBackgroundPixmapDirect( const TQPixmap &pixmap )
|
|
{
|
|
TQPixmap old;
|
|
if ( extra && extra->bg_pix )
|
|
old = *extra->bg_pix;
|
|
if ( !allow_null_pixmaps && pixmap.isNull() ) {
|
|
XSetWindowBackground( x11Display(), winId(), bg_col.pixel(x11Screen()) );
|
|
if ( extra && extra->bg_pix ) {
|
|
delete extra->bg_pix;
|
|
extra->bg_pix = 0;
|
|
}
|
|
} else {
|
|
TQPixmap pm = pixmap;
|
|
if (!pm.isNull()) {
|
|
if ( pm.depth() == 1 && TQPixmap::defaultDepth() > 1 ) {
|
|
pm = TQPixmap( pixmap.size() );
|
|
bitBlt( &pm, 0, 0, &pixmap, 0, 0, pm.width(), pm.height() );
|
|
}
|
|
}
|
|
if ( extra && extra->bg_pix )
|
|
delete extra->bg_pix;
|
|
else
|
|
createExtra();
|
|
extra->bg_pix = new TQPixmap( pm );
|
|
TQ_CHECK_PTR( extra->bg_pix );
|
|
extra->bg_pix->x11SetScreen( x11Screen() );
|
|
XSetWindowBackgroundPixmap( x11Display(), winId(), extra->bg_pix->handle() );
|
|
if ( testWFlags(WType_Desktop) ) // save rootinfo later
|
|
qt_updated_rootinfo();
|
|
}
|
|
}
|
|
|
|
|
|
/*!
|
|
Sets the window-system background of the widget to nothing.
|
|
|
|
Note that "nothing" is actually a pixmap that isNull(), thus you
|
|
can check for an empty background by checking backgroundPixmap().
|
|
|
|
\sa setBackgroundPixmap(), setBackgroundColor()
|
|
*/
|
|
void TQWidget::setBackgroundEmpty()
|
|
{
|
|
allow_null_pixmaps++;
|
|
setErasePixmap(TQPixmap());
|
|
allow_null_pixmaps--;
|
|
}
|
|
|
|
|
|
void TQWidget::setBackgroundX11Relative()
|
|
{
|
|
XSetWindowBackgroundPixmap( x11Display(), winId(), ParentRelative );
|
|
}
|
|
|
|
void TQWidget::setCursor( const TQCursor &cursor )
|
|
{
|
|
if ( cursor.handle() != arrowCursor.handle()
|
|
|| (extra && extra->curs) ) {
|
|
createExtra();
|
|
delete extra->curs;
|
|
extra->curs = new TQCursor(cursor);
|
|
}
|
|
setWState( WState_OwnCursor );
|
|
tqt_x11_enforce_cursor( this );
|
|
XFlush( x11Display() );
|
|
}
|
|
|
|
void TQWidget::unsetCursor()
|
|
{
|
|
if ( extra ) {
|
|
delete extra->curs;
|
|
extra->curs = 0;
|
|
}
|
|
if ( !isTopLevel() )
|
|
clearWState( WState_OwnCursor );
|
|
tqt_x11_enforce_cursor( this );
|
|
XFlush( x11Display() );
|
|
}
|
|
|
|
static XTextProperty*
|
|
qstring_to_xtp( const TQString& s )
|
|
{
|
|
static XTextProperty tp = { 0, 0, 0, 0 };
|
|
static bool free_prop = TRUE; // we can't free tp.value in case it references
|
|
// the data of the static TQCString below.
|
|
if ( tp.value ) {
|
|
if ( free_prop )
|
|
XFree( tp.value );
|
|
tp.value = 0;
|
|
free_prop = TRUE;
|
|
}
|
|
|
|
static const TQTextCodec* mapper = TQTextCodec::codecForLocale();
|
|
int errCode = 0;
|
|
if ( mapper ) {
|
|
TQCString mapped = mapper->fromUnicode(s);
|
|
char* tl[2];
|
|
tl[0] = mapped.data();
|
|
tl[1] = 0;
|
|
errCode = XmbTextListToTextProperty( TQPaintDevice::x11AppDisplay(),
|
|
tl, 1, XStdICCTextStyle, &tp );
|
|
#if defined(QT_DEBUG)
|
|
if ( errCode < 0 )
|
|
tqDebug( "qstring_to_xtp result code %d", errCode );
|
|
#endif
|
|
}
|
|
if ( !mapper || errCode < 0 ) {
|
|
static TQCString qcs;
|
|
qcs = s.ascii();
|
|
tp.value = (uchar*)qcs.data();
|
|
tp.encoding = XA_STRING;
|
|
tp.format = 8;
|
|
tp.nitems = qcs.length();
|
|
free_prop = FALSE;
|
|
}
|
|
|
|
// ### If we knew WM could understand unicode, we could use
|
|
// ### a much simpler, cheaper encoding...
|
|
/*
|
|
tp.value = (XChar2b*)s.unicode();
|
|
tp.encoding = XA_UNICODE; // wish
|
|
tp.format = 16;
|
|
tp.nitems = s.length();
|
|
*/
|
|
|
|
return &tp;
|
|
}
|
|
|
|
void TQWidget::setCaption( const TQString &caption )
|
|
{
|
|
if ( TQWidget::caption() == caption )
|
|
return;
|
|
|
|
topData()->caption = caption;
|
|
XSetWMName( x11Display(), winId(), qstring_to_xtp(caption) );
|
|
|
|
TQCString net_wm_name = caption.utf8();
|
|
XChangeProperty(x11Display(), winId(), qt_net_wm_name, qt_utf8_string, 8,
|
|
PropModeReplace, (unsigned char *)net_wm_name.data(),
|
|
net_wm_name.length());
|
|
|
|
TQEvent e( TQEvent::CaptionChange );
|
|
TQApplication::sendEvent( this, &e );
|
|
}
|
|
|
|
void TQWidget::setIcon( const TQPixmap &pixmap )
|
|
{
|
|
if ( extra && extra->topextra ) {
|
|
delete extra->topextra->icon;
|
|
extra->topextra->icon = 0;
|
|
} else {
|
|
createTLExtra();
|
|
}
|
|
Pixmap icon_pixmap = 0;
|
|
Pixmap mask_pixmap = 0;
|
|
TQPixmap* pm = NULL;
|
|
if ( !pixmap.isNull() ) {
|
|
if (pixmap.depth() == 24) {
|
|
pm = new TQPixmap( pixmap );
|
|
}
|
|
else {
|
|
// With most window managers, only 24-bit icon pixmaps are allowed in the WM hints, otherwise corrupt icons will be displayed
|
|
// Convert provided pixmaps to 24-bit here
|
|
int w = pixmap.width();
|
|
int h = pixmap.height();
|
|
pm = new TQPixmap( pixmap.width(), pixmap.height(), 24 );
|
|
TQImage iconImage = pixmap.convertToImage();
|
|
|
|
// Load the new 24-bit RGB pixmap with data
|
|
GC gc;
|
|
pm->detach();
|
|
TQt::HANDLE pmHandle = pm->handle();
|
|
gc = XCreateGC(x11Display(), pmHandle, 0, 0);
|
|
for (int y = 0; y < h; ++y) {
|
|
TQRgb *ls = (TQRgb *)iconImage.scanLine( y );
|
|
for (int x = 0; x < w; ++x) {
|
|
TQRgb l = ls[x];
|
|
int r = int( tqRed( l ) );
|
|
int g = int( tqGreen( l ) );
|
|
int b = int( tqBlue( l ) );
|
|
XSetForeground(x11Display(), gc, (r << 16) | (g << 8) | b );
|
|
XDrawPoint(x11Display(), pmHandle, gc, x, y);
|
|
}
|
|
}
|
|
XFreeGC(x11Display(), gc);
|
|
}
|
|
|
|
extra->topextra->icon = pm;
|
|
if ( !pm->mask() ) {
|
|
pm->setMask( pm->createHeuristicMask() ); // may do detach()
|
|
}
|
|
icon_pixmap = pm->handle();
|
|
if ( pm->mask() ) {
|
|
mask_pixmap = pm->mask()->handle();
|
|
}
|
|
}
|
|
XWMHints *h = XGetWMHints( x11Display(), winId() );
|
|
XWMHints wm_hints;
|
|
bool got_hints = h != 0;
|
|
if ( !got_hints ) {
|
|
h = &wm_hints;
|
|
h->flags = 0;
|
|
}
|
|
h->icon_pixmap = icon_pixmap;
|
|
h->icon_mask = mask_pixmap;
|
|
h->flags |= IconPixmapHint | IconMaskHint;
|
|
XSetWMHints( x11Display(), winId(), h );
|
|
if ( got_hints )
|
|
XFree( (char *)h );
|
|
TQEvent e( TQEvent::IconChange );
|
|
TQApplication::sendEvent( this, &e );
|
|
}
|
|
|
|
void TQWidget::setIconText( const TQString &iconText )
|
|
{
|
|
if (TQWidget::iconText() == iconText)
|
|
return;
|
|
|
|
topData()->iconText = iconText;
|
|
XSetWMIconName( x11Display(), winId(), qstring_to_xtp(iconText) );
|
|
|
|
TQCString net_wm_icon_name = iconText.utf8();
|
|
XChangeProperty(x11Display(), winId(), qt_net_wm_icon_name, qt_utf8_string, 8, PropModeReplace,
|
|
(unsigned char *) net_wm_icon_name.data(), net_wm_icon_name.length());
|
|
}
|
|
|
|
void TQWidget::setMouseTracking( bool enable )
|
|
{
|
|
bool gmt = TQApplication::hasGlobalMouseTracking();
|
|
if ( !enable == !testWState(WState_MouseTracking) && !gmt )
|
|
return;
|
|
uint m = (enable || gmt) ? (uint)PointerMotionMask : 0;
|
|
if ( enable )
|
|
setWState( WState_MouseTracking );
|
|
else
|
|
clearWState( WState_MouseTracking );
|
|
if ( testWFlags(WType_Desktop) ) { // desktop widget?
|
|
TQWidget* main_desktop = find( winId() );
|
|
if ( main_desktop->testWFlags(WPaintDesktop) )
|
|
XSelectInput( x11Display(), winId(),
|
|
stdDesktopEventMask | ExposureMask );
|
|
else
|
|
XSelectInput( x11Display(), winId(), stdDesktopEventMask );
|
|
} else {
|
|
XSelectInput( x11Display(), winId(),
|
|
m | stdWidgetEventMask );
|
|
#if defined (QT_TABLET_SUPPORT)
|
|
if ( devStylus != NULL ) {
|
|
XSelectExtensionEvent( x11Display(), winId(), event_list_stylus,
|
|
qt_curr_events_stylus );
|
|
}
|
|
if ( devEraser != NULL ) {
|
|
XSelectExtensionEvent( x11Display(), winId(), event_list_eraser,
|
|
qt_curr_events_eraser );
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
|
|
/*!
|
|
Grabs the mouse input.
|
|
|
|
This widget receives all mouse events until releaseMouse() is
|
|
called; other widgets get no mouse events at all. Keyboard
|
|
events are not affected. Use grabKeyboard() if you want to grab
|
|
that.
|
|
|
|
\warning Bugs in mouse-grabbing applications very often lock the
|
|
terminal. Use this function with extreme caution, and consider
|
|
using the \c -nograb command line option while debugging.
|
|
|
|
It is almost never necessary to grab the mouse when using TQt, as
|
|
TQt grabs and releases it sensibly. In particular, TQt grabs the
|
|
mouse when a mouse button is pressed and keeps it until the last
|
|
button is released.
|
|
|
|
Note that only visible widgets can grab mouse input. If
|
|
isVisible() returns FALSE for a widget, that widget cannot call
|
|
grabMouse().
|
|
|
|
\sa releaseMouse() grabKeyboard() releaseKeyboard() grabKeyboard()
|
|
focusWidget()
|
|
*/
|
|
|
|
void TQWidget::grabMouse()
|
|
{
|
|
if ( isVisible() && !qt_nograb() ) {
|
|
if ( mouseGrb )
|
|
mouseGrb->releaseMouse();
|
|
#if defined(QT_CHECK_STATE)
|
|
int status =
|
|
#endif
|
|
XGrabPointer( x11Display(), winId(), False,
|
|
(uint)( ButtonPressMask | ButtonReleaseMask |
|
|
PointerMotionMask | EnterWindowMask |
|
|
LeaveWindowMask ),
|
|
GrabModeAsync, GrabModeAsync,
|
|
None, None, tqt_x_time );
|
|
#if defined(QT_CHECK_STATE)
|
|
if ( status ) {
|
|
const char *s =
|
|
status == GrabNotViewable ? "\"GrabNotViewable\"" :
|
|
status == AlreadyGrabbed ? "\"AlreadyGrabbed\"" :
|
|
status == GrabFrozen ? "\"GrabFrozen\"" :
|
|
status == GrabInvalidTime ? "\"GrabInvalidTime\"" :
|
|
"<?>";
|
|
tqWarning( "Grabbing the mouse failed with %s", s );
|
|
}
|
|
#endif
|
|
mouseGrb = this;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\overload
|
|
|
|
Grabs the mouse input and changes the cursor shape.
|
|
|
|
The cursor will assume shape \a cursor (for as long as the mouse
|
|
focus is grabbed) and this widget will be the only one to receive
|
|
mouse events until releaseMouse() is called().
|
|
|
|
\warning Grabbing the mouse might lock the terminal.
|
|
|
|
\sa releaseMouse(), grabKeyboard(), releaseKeyboard(), setCursor()
|
|
*/
|
|
|
|
void TQWidget::grabMouse( const TQCursor &cursor )
|
|
{
|
|
if ( !qt_nograb() ) {
|
|
if ( mouseGrb )
|
|
mouseGrb->releaseMouse();
|
|
#if defined(QT_CHECK_STATE)
|
|
int status =
|
|
#endif
|
|
XGrabPointer( x11Display(), winId(), False,
|
|
(uint)(ButtonPressMask | ButtonReleaseMask |
|
|
PointerMotionMask | EnterWindowMask | LeaveWindowMask),
|
|
GrabModeAsync, GrabModeAsync,
|
|
None, cursor.handle(), tqt_x_time );
|
|
#if defined(QT_CHECK_STATE)
|
|
if ( status ) {
|
|
const char *s =
|
|
status == GrabNotViewable ? "\"GrabNotViewable\"" :
|
|
status == AlreadyGrabbed ? "\"AlreadyGrabbed\"" :
|
|
status == GrabFrozen ? "\"GrabFrozen\"" :
|
|
status == GrabInvalidTime ? "\"GrabInvalidTime\"" :
|
|
"<?>";
|
|
tqWarning( "Grabbing the mouse failed with %s", s );
|
|
}
|
|
#endif
|
|
mouseGrb = this;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
Releases the mouse grab.
|
|
|
|
\sa grabMouse(), grabKeyboard(), releaseKeyboard()
|
|
*/
|
|
|
|
void TQWidget::releaseMouse()
|
|
{
|
|
if ( !qt_nograb() && mouseGrb == this ) {
|
|
XUngrabPointer( x11Display(), tqt_x_time );
|
|
XFlush( x11Display() );
|
|
mouseGrb = 0;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
Grabs the keyboard input.
|
|
|
|
This widget reveives all keyboard events until releaseKeyboard()
|
|
is called; other widgets get no keyboard events at all. Mouse
|
|
events are not affected. Use grabMouse() if you want to grab that.
|
|
|
|
The focus widget is not affected, except that it doesn't receive
|
|
any keyboard events. setFocus() moves the focus as usual, but the
|
|
new focus widget receives keyboard events only after
|
|
releaseKeyboard() is called.
|
|
|
|
If a different widget is currently grabbing keyboard input, that
|
|
widget's grab is released first.
|
|
|
|
\sa releaseKeyboard() grabMouse() releaseMouse() focusWidget()
|
|
*/
|
|
|
|
void TQWidget::grabKeyboard()
|
|
{
|
|
if ( !qt_nograb() ) {
|
|
if ( keyboardGrb )
|
|
keyboardGrb->releaseKeyboard();
|
|
XGrabKeyboard( x11Display(), winid, False, GrabModeAsync, GrabModeAsync,
|
|
tqt_x_time );
|
|
keyboardGrb = this;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
Releases the keyboard grab.
|
|
|
|
\sa grabKeyboard(), grabMouse(), releaseMouse()
|
|
*/
|
|
|
|
void TQWidget::releaseKeyboard()
|
|
{
|
|
if ( !qt_nograb() && keyboardGrb == this ) {
|
|
XUngrabKeyboard( x11Display(), tqt_x_time );
|
|
keyboardGrb = 0;
|
|
}
|
|
}
|
|
|
|
|
|
/*!
|
|
Returns the widget that is currently grabbing the mouse input.
|
|
|
|
If no widget in this application is currently grabbing the mouse,
|
|
0 is returned.
|
|
|
|
\sa grabMouse(), keyboardGrabber()
|
|
*/
|
|
|
|
TQWidget *TQWidget::mouseGrabber()
|
|
{
|
|
return mouseGrb;
|
|
}
|
|
|
|
/*!
|
|
Returns the widget that is currently grabbing the keyboard input.
|
|
|
|
If no widget in this application is currently grabbing the
|
|
keyboard, 0 is returned.
|
|
|
|
\sa grabMouse(), mouseGrabber()
|
|
*/
|
|
|
|
TQWidget *TQWidget::keyboardGrabber()
|
|
{
|
|
return keyboardGrb;
|
|
}
|
|
|
|
/*!
|
|
Sets the top-level widget containing this widget to be the active
|
|
window.
|
|
|
|
An active window is a visible top-level window that has the
|
|
keyboard input focus.
|
|
|
|
This function performs the same operation as clicking the mouse on
|
|
the title bar of a top-level window. On X11, the result depends on
|
|
the Window Manager. If you want to ensure that the window is
|
|
stacked on top as well you should also call raise(). Note that the
|
|
window must be visible, otherwise setActiveWindow() has no effect.
|
|
|
|
On Windows, if you are calling this when the application is not
|
|
currently the active one then it will not make it the active
|
|
window. It will flash the task bar entry blue to indicate that
|
|
the window has done something. This is because Microsoft do not
|
|
allow an application to interrupt what the user is currently doing
|
|
in another application.
|
|
|
|
\sa isActiveWindow(), topLevelWidget(), show()
|
|
*/
|
|
|
|
void TQWidget::setActiveWindow()
|
|
{
|
|
TQWidget *tlw = topLevelWidget();
|
|
if ( tlw->isVisible() && !tlw->topData()->embedded && !qt_deferred_map_contains(tlw) ) {
|
|
XSetInputFocus( x11Display(), tlw->winId(), RevertToNone, tqt_x_time);
|
|
focusInputContext();
|
|
}
|
|
}
|
|
|
|
|
|
/*!
|
|
Updates the widget unless updates are disabled or the widget is
|
|
hidden.
|
|
|
|
This function does not cause an immediate repaint; instead it
|
|
schedules a paint event for processing when TQt returns to the main
|
|
event loop. This permits TQt to optimize for more speed and less
|
|
flicker than a call to repaint() does.
|
|
|
|
Calling update() several times normally results in just one
|
|
paintEvent() call.
|
|
|
|
TQt normally erases the widget's area before the paintEvent() call.
|
|
If the \c WRepaintNoErase widget flag is set, the widget is
|
|
responsible for painting all its pixels itself.
|
|
|
|
\sa repaint(), paintEvent(), setUpdatesEnabled(), erase(),
|
|
setWFlags()
|
|
*/
|
|
|
|
void TQWidget::update()
|
|
{
|
|
if ( (widget_state & (WState_Visible|WState_BlockUpdates)) ==
|
|
WState_Visible )
|
|
TQApplication::postEvent( this, new TQPaintEvent( clipRegion(), !testWFlags(WRepaintNoErase) ) );
|
|
}
|
|
|
|
/*!
|
|
\overload
|
|
|
|
Updates a rectangle (\a x, \a y, \a w, \a h) inside the widget
|
|
unless updates are disabled or the widget is hidden.
|
|
|
|
This function does not cause an immediate repaint; instead it
|
|
schedules a paint event for processing when TQt returns to the main
|
|
event loop. This permits TQt to optimize for more speed and less
|
|
flicker and a call to repaint() does.
|
|
|
|
Calling update() several times normally results in just one
|
|
paintEvent() call.
|
|
|
|
If \a w is negative, it is replaced with \c{width() - x}. If \a h
|
|
is negative, it is replaced width \c{height() - y}.
|
|
|
|
TQt normally erases the specified area before the paintEvent()
|
|
call. If the \c WRepaintNoErase widget flag is set, the widget is
|
|
responsible for painting all its pixels itself.
|
|
|
|
\sa repaint(), paintEvent(), setUpdatesEnabled(), erase()
|
|
*/
|
|
|
|
void TQWidget::update( int x, int y, int w, int h )
|
|
{
|
|
if ( w && h &&
|
|
(widget_state & (WState_Visible|WState_BlockUpdates)) == WState_Visible ) {
|
|
if ( w < 0 )
|
|
w = crect.width() - x;
|
|
if ( h < 0 )
|
|
h = crect.height() - y;
|
|
if ( w != 0 && h != 0 )
|
|
TQApplication::postEvent( this,
|
|
new TQPaintEvent( clipRegion().intersect(TQRect(x,y,w,h)),
|
|
!testWFlags( WRepaintNoErase ) ) );
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\overload void TQWidget::update( const TQRect &r )
|
|
|
|
Updates a rectangle \a r inside the widget unless updates are
|
|
disabled or the widget is hidden.
|
|
|
|
This function does not cause an immediate repaint; instead it
|
|
schedules a paint event for processing when TQt returns to the main
|
|
event loop. This permits TQt to optimize for more speed and less
|
|
flicker and a call to repaint() does.
|
|
|
|
Calling update() several times normally results in just one
|
|
paintEvent() call.
|
|
*/
|
|
|
|
/*!
|
|
\overload void TQWidget::repaint( bool erase )
|
|
|
|
This version repaints the entire widget.
|
|
*/
|
|
|
|
/*!
|
|
\overload void TQWidget::repaint()
|
|
|
|
This version erases and repaints the entire widget.
|
|
*/
|
|
|
|
/*!
|
|
Repaints the widget directly by calling paintEvent() immediately,
|
|
unless updates are disabled or the widget is hidden.
|
|
|
|
If \a erase is TRUE, TQt erases the area \a (x, y, w, h) before the
|
|
paintEvent() call.
|
|
|
|
If \a w is negative, it is replaced with \c{width() - x}, and if
|
|
\a h is negative, it is replaced width \c{height() - y}.
|
|
|
|
We suggest only using repaint() if you need an immediate repaint,
|
|
for example during animation. In almost all circumstances update()
|
|
is better, as it permits TQt to optimize for speed and minimize
|
|
flicker.
|
|
|
|
\warning If you call repaint() in a function which may itself be
|
|
called from paintEvent(), you may get infinite recursion. The
|
|
update() function never causes recursion.
|
|
|
|
\sa update(), paintEvent(), setUpdatesEnabled(), erase()
|
|
*/
|
|
|
|
void TQWidget::repaint( int x, int y, int w, int h, bool erase )
|
|
{
|
|
if ( (widget_state & (WState_Visible|WState_BlockUpdates)) == WState_Visible ) {
|
|
if ( x > crect.width() || y > crect.height() )
|
|
return;
|
|
if ( w < 0 )
|
|
w = crect.width() - x;
|
|
if ( h < 0 )
|
|
h = crect.height() - y;
|
|
TQRect r(x,y,w,h);
|
|
if ( r.isEmpty() )
|
|
return; // nothing to do
|
|
TQPaintEvent e( r, erase );
|
|
if ( r != rect() )
|
|
qt_set_paintevent_clipping( this, r );
|
|
if ( erase && w != 0 && h != 0 ) {
|
|
if ( backgroundOrigin() == WidgetOrigin )
|
|
XClearArea( x11Display(), winId(), x, y, w, h, False );
|
|
else
|
|
this->erase( x, y, w, h);
|
|
}
|
|
TQApplication::sendEvent( this, &e );
|
|
qt_clear_paintevent_clipping();
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\overload
|
|
|
|
Repaints the widget directly by calling paintEvent() directly,
|
|
unless updates are disabled or the widget is hidden.
|
|
|
|
Erases the widget region \a reg if \a erase is TRUE.
|
|
|
|
Only use repaint if your widget needs to be repainted immediately,
|
|
for example when doing some animation. In all other cases, use
|
|
update(). Calling update() many times in a row will generate a
|
|
single paint event.
|
|
|
|
\warning If you call repaint() in a function which may itself be
|
|
called from paintEvent(), you may get infinite recursion. The
|
|
update() function never causes recursion.
|
|
|
|
\sa update(), paintEvent(), setUpdatesEnabled(), erase()
|
|
*/
|
|
|
|
void TQWidget::repaint( const TQRegion& reg, bool erase )
|
|
{
|
|
if ( (widget_state & (WState_Visible|WState_BlockUpdates)) == WState_Visible ) {
|
|
TQPaintEvent e( reg, erase );
|
|
qt_set_paintevent_clipping( this, reg );
|
|
if ( erase )
|
|
this->erase(reg);
|
|
TQApplication::sendEvent( this, &e );
|
|
qt_clear_paintevent_clipping();
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\overload void TQWidget::repaint( const TQRect &r, bool erase )
|
|
|
|
Repaints the widget directly by calling paintEvent() directly,
|
|
unless updates are disabled or the widget is hidden.
|
|
|
|
Erases the widget region \a r if \a erase is TRUE.
|
|
*/
|
|
|
|
void TQWidget::setWindowState(uint newstate)
|
|
{
|
|
bool needShow = FALSE;
|
|
uint oldstate = windowState();
|
|
if (isTopLevel()) {
|
|
TQTLWExtra *top = topData();
|
|
|
|
if ((oldstate & WindowMaximized) != (newstate & WindowMaximized)) {
|
|
if (qt_net_supports(qt_net_wm_state_max_h) && qt_net_supports(qt_net_wm_state_max_v)) {
|
|
qt_net_change_wm_state(this, (newstate & WindowMaximized),
|
|
qt_net_wm_state_max_h, qt_net_wm_state_max_v);
|
|
} else if (! (newstate & WindowFullScreen)) {
|
|
if (newstate & WindowMaximized) {
|
|
// save original geometry
|
|
const TQRect normalGeometry = geometry();
|
|
|
|
if (isVisible()) {
|
|
updateFrameStrut();
|
|
const TQRect maxRect = TQApplication::desktop()->availableGeometry(this);
|
|
const TQRect r = top->normalGeometry;
|
|
setGeometry(maxRect.x() + top->fleft,
|
|
maxRect.y() + top->ftop,
|
|
maxRect.width() - top->fleft - top->fright,
|
|
maxRect.height() - top->ftop - top->fbottom);
|
|
top->normalGeometry = r;
|
|
}
|
|
|
|
if (top->normalGeometry.width() < 0)
|
|
top->normalGeometry = normalGeometry;
|
|
} else {
|
|
// restore original geometry
|
|
setGeometry(top->normalGeometry);
|
|
}
|
|
}
|
|
}
|
|
|
|
if ((oldstate & WindowFullScreen) != (newstate & WindowFullScreen)) {
|
|
if (qt_net_supports(qt_net_wm_state_fullscreen)) {
|
|
qt_net_change_wm_state(this, (newstate & WindowFullScreen),
|
|
qt_net_wm_state_fullscreen);
|
|
} else {
|
|
needShow = isVisible();
|
|
|
|
if (newstate & WindowFullScreen) {
|
|
const TQRect normalGeometry = TQRect(pos(), size());
|
|
|
|
top->savedFlags = getWFlags();
|
|
reparent(0, WType_TopLevel | WStyle_Customize | WStyle_NoBorder |
|
|
// preserve some widget flags
|
|
(getWFlags() & 0xffff0000),
|
|
mapToGlobal(TQPoint(0, 0)));
|
|
const TQRect r = top->normalGeometry;
|
|
setGeometry(tqApp->desktop()->screenGeometry(this));
|
|
top->normalGeometry = r;
|
|
|
|
if ( top->normalGeometry.width() < 0 )
|
|
top->normalGeometry = normalGeometry;
|
|
} else {
|
|
reparent( 0, top->savedFlags, mapToGlobal(TQPoint(0, 0)) );
|
|
|
|
if (newstate & WindowMaximized) {
|
|
// from fullscreen to maximized
|
|
updateFrameStrut();
|
|
const TQRect maxRect = TQApplication::desktop()->availableGeometry(this);
|
|
const TQRect r = top->normalGeometry;
|
|
setGeometry(maxRect.x() + top->fleft,
|
|
maxRect.y() + top->ftop,
|
|
maxRect.width() - top->fleft - top->fright,
|
|
maxRect.height() - top->ftop - top->fbottom);
|
|
top->normalGeometry = r;
|
|
} else {
|
|
// restore original geometry
|
|
setGeometry(top->normalGeometry);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if ((oldstate & WindowMinimized) != (newstate & WindowMinimized)) {
|
|
if (isVisible()) {
|
|
if (newstate & WindowMinimized) {
|
|
XEvent e;
|
|
e.xclient.type = ClientMessage;
|
|
e.xclient.message_type = qt_wm_change_state;
|
|
e.xclient.display = x11Display();
|
|
e.xclient.window = winid;
|
|
e.xclient.format = 32;
|
|
e.xclient.data.l[0] = IconicState;
|
|
e.xclient.data.l[1] = 0;
|
|
e.xclient.data.l[2] = 0;
|
|
e.xclient.data.l[3] = 0;
|
|
e.xclient.data.l[4] = 0;
|
|
XSendEvent(x11Display(), RootWindow(x11Display(), x11Screen()),
|
|
False, (SubstructureNotifyMask|SubstructureRedirectMask), &e);
|
|
} else {
|
|
XMapWindow(x11Display(), winId());
|
|
}
|
|
}
|
|
|
|
needShow = FALSE;
|
|
}
|
|
}
|
|
|
|
widget_state &= ~(WState_Minimized | WState_Maximized | WState_FullScreen);
|
|
if (newstate & WindowMinimized)
|
|
widget_state |= WState_Minimized;
|
|
if (newstate & WindowMaximized)
|
|
widget_state |= WState_Maximized;
|
|
if (newstate & WindowFullScreen)
|
|
widget_state |= WState_FullScreen;
|
|
|
|
if (needShow)
|
|
show();
|
|
|
|
if (newstate & WindowActive)
|
|
setActiveWindow();
|
|
|
|
TQEvent e(TQEvent::WindowStateChange);
|
|
TQApplication::sendEvent(this, &e);
|
|
}
|
|
|
|
/*!
|
|
\internal
|
|
Platform-specific part of TQWidget::show().
|
|
*/
|
|
|
|
void TQWidget::showWindow()
|
|
{
|
|
if ( isTopLevel() ) {
|
|
XWMHints *h = XGetWMHints( x11Display(), winId() );
|
|
XWMHints wm_hints;
|
|
bool got_hints = h != 0;
|
|
if ( !got_hints ) {
|
|
h = &wm_hints;
|
|
h->flags = 0;
|
|
}
|
|
h->initial_state = testWState(WState_Minimized) ? IconicState : NormalState;
|
|
h->flags |= StateHint;
|
|
XSetWMHints( x11Display(), winId(), h );
|
|
if ( got_hints )
|
|
XFree( (char *)h );
|
|
|
|
if (tqt_x_user_time != CurrentTime) {
|
|
XChangeProperty(x11Display(), winId(), qt_net_wm_user_time, XA_CARDINAL,
|
|
32, PropModeReplace, (unsigned char *) &tqt_x_user_time, 1);
|
|
}
|
|
|
|
if (!topData()->embedded &&
|
|
topData()->parentWinId &&
|
|
topData()->parentWinId != TQPaintDevice::x11AppRootWindow(x11Screen()) &&
|
|
!isMinimized() ) {
|
|
qt_deferred_map_add( this );
|
|
return;
|
|
}
|
|
|
|
if (isMaximized() && !isFullScreen()
|
|
&& !(qt_net_supports(qt_net_wm_state_max_h)
|
|
&& qt_net_supports(qt_net_wm_state_max_v))) {
|
|
XMapWindow( x11Display(), winId() );
|
|
tqt_wait_for_window_manager(this);
|
|
|
|
// if the wm was not smart enough to adjust our size, do that manually
|
|
updateFrameStrut();
|
|
TQRect maxRect = TQApplication::desktop()->availableGeometry(this);
|
|
|
|
TQTLWExtra *top = topData();
|
|
TQRect normalRect = top->normalGeometry;
|
|
|
|
setGeometry(maxRect.x() + top->fleft,
|
|
maxRect.y() + top->ftop,
|
|
maxRect.width() - top->fleft - top->fright,
|
|
maxRect.height() - top->ftop - top->fbottom);
|
|
|
|
// restore the original normalGeometry
|
|
top->normalGeometry = normalRect;
|
|
// internalSetGeometry() clears the maximized flag... make sure we set it back
|
|
setWState(WState_Maximized);
|
|
|
|
return;
|
|
}
|
|
|
|
if (isFullScreen() && !qt_net_supports(qt_net_wm_state_fullscreen)) {
|
|
XMapWindow(x11Display(), winId());
|
|
tqt_wait_for_window_manager(this);
|
|
return;
|
|
}
|
|
}
|
|
XMapWindow( x11Display(), winId() );
|
|
}
|
|
|
|
|
|
/*!
|
|
\internal
|
|
Platform-specific part of TQWidget::hide().
|
|
*/
|
|
|
|
void TQWidget::hideWindow()
|
|
{
|
|
clearWState( WState_Exposed );
|
|
deactivateWidgetCleanup();
|
|
if ( isTopLevel() ) {
|
|
qt_deferred_map_take( this );
|
|
if ( winId() ) // in nsplugin, may be 0
|
|
XWithdrawWindow( x11Display(), winId(), x11Screen() );
|
|
|
|
TQTLWExtra *top = topData();
|
|
crect.moveTopLeft( TQPoint(crect.x() - top->fleft, crect.y() - top->ftop ) );
|
|
|
|
// zero the frame strut and mark it dirty
|
|
top->fleft = top->fright = top->ftop = top->fbottom = 0;
|
|
fstrut_dirty = TRUE;
|
|
|
|
XFlush( x11Display() );
|
|
} else {
|
|
if ( winId() ) // in nsplugin, may be 0
|
|
XUnmapWindow( x11Display(), winId() );
|
|
}
|
|
}
|
|
|
|
/*!
|
|
Raises this widget to the top of the parent widget's stack.
|
|
|
|
After this call the widget will be visually in front of any
|
|
overlapping sibling widgets.
|
|
|
|
\sa lower(), stackUnder()
|
|
*/
|
|
|
|
void TQWidget::raise()
|
|
{
|
|
TQWidget *p = parentWidget();
|
|
if ( p && p->childObjects && p->childObjects->findRef(this) >= 0 )
|
|
p->childObjects->append( p->childObjects->take() );
|
|
XRaiseWindow( x11Display(), winId() );
|
|
}
|
|
|
|
/*!
|
|
Lowers the widget to the bottom of the parent widget's stack.
|
|
|
|
After this call the widget will be visually behind (and therefore
|
|
obscured by) any overlapping sibling widgets.
|
|
|
|
\sa raise(), stackUnder()
|
|
*/
|
|
|
|
void TQWidget::lower()
|
|
{
|
|
TQWidget *p = parentWidget();
|
|
if ( p && p->childObjects && p->childObjects->findRef(this) >= 0 )
|
|
p->childObjects->insert( 0, p->childObjects->take() );
|
|
XLowerWindow( x11Display(), winId() );
|
|
}
|
|
|
|
|
|
/*!
|
|
Places the widget under \a w in the parent widget's stack.
|
|
|
|
To make this work, the widget itself and \a w must be siblings.
|
|
|
|
\sa raise(), lower()
|
|
*/
|
|
void TQWidget::stackUnder( TQWidget* w)
|
|
{
|
|
TQWidget *p = parentWidget();
|
|
if ( !w || isTopLevel() || p != w->parentWidget() || this == w )
|
|
return;
|
|
if ( p && p->childObjects && p->childObjects->findRef(w) >= 0 && p->childObjects->findRef(this) >= 0 ) {
|
|
p->childObjects->take();
|
|
p->childObjects->insert( p->childObjects->findRef(w), this );
|
|
}
|
|
Window stack[2];
|
|
stack[0] = w->winId();;
|
|
stack[1] = winId();
|
|
XRestackWindows( x11Display(), stack, 2 );
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
The global variable qt_widget_tlw_gravity defines the window gravity of
|
|
the next top level window to be created. We do this when setting the
|
|
main widget's geometry and the "-geometry" command line option contains
|
|
a negative position.
|
|
*/
|
|
|
|
int qt_widget_tlw_gravity = NorthWestGravity;
|
|
|
|
static void do_size_hints( TQWidget* widget, TQWExtra *x )
|
|
{
|
|
XSizeHints s;
|
|
s.flags = 0;
|
|
if ( x ) {
|
|
s.x = widget->x();
|
|
s.y = widget->y();
|
|
s.width = widget->width();
|
|
s.height = widget->height();
|
|
if ( x->minw > 0 || x->minh > 0 ) { // add minimum size hints
|
|
s.flags |= PMinSize;
|
|
s.min_width = x->minw;
|
|
s.min_height = x->minh;
|
|
}
|
|
if ( x->maxw < TQWIDGETSIZE_MAX || x->maxh < TQWIDGETSIZE_MAX ) {
|
|
s.flags |= PMaxSize; // add maximum size hints
|
|
s.max_width = x->maxw;
|
|
s.max_height = x->maxh;
|
|
}
|
|
if ( x->topextra &&
|
|
(x->topextra->incw > 0 || x->topextra->inch > 0) )
|
|
{ // add resize increment hints
|
|
s.flags |= PResizeInc | PBaseSize;
|
|
s.width_inc = x->topextra->incw;
|
|
s.height_inc = x->topextra->inch;
|
|
s.base_width = x->topextra->basew;
|
|
s.base_height = x->topextra->baseh;
|
|
}
|
|
|
|
if ( x->topextra && x->topextra->uspos) {
|
|
s.flags |= USPosition;
|
|
s.flags |= PPosition;
|
|
}
|
|
if ( x->topextra && x->topextra->ussize) {
|
|
s.flags |= USSize;
|
|
s.flags |= PSize;
|
|
}
|
|
}
|
|
s.flags |= PWinGravity;
|
|
s.win_gravity = qt_widget_tlw_gravity; // usually NorthWest
|
|
// reset in case it was set
|
|
qt_widget_tlw_gravity =
|
|
TQApplication::reverseLayout() ? NorthEastGravity : NorthWestGravity;
|
|
XSetWMNormalHints( widget->x11Display(), widget->winId(), &s );
|
|
}
|
|
|
|
|
|
void TQWidget::internalSetGeometry( int x, int y, int w, int h, bool isMove )
|
|
{
|
|
Display *dpy = x11Display();
|
|
|
|
if ( testWFlags(WType_Desktop) )
|
|
return;
|
|
if (isTopLevel()) {
|
|
if (!qt_net_supports(qt_net_wm_state_max_h)
|
|
&& !qt_net_supports(qt_net_wm_state_max_v))
|
|
clearWState(WState_Maximized);
|
|
if (!qt_net_supports(qt_net_wm_state_fullscreen))
|
|
clearWState(WState_FullScreen);
|
|
topData()->normalGeometry = TQRect(0, 0, -1, -1);
|
|
} else {
|
|
// for TQWorkspace
|
|
clearWState(WState_Maximized);
|
|
clearWState(WState_FullScreen);
|
|
}
|
|
if ( extra ) { // any size restrictions?
|
|
w = TQMIN(w,extra->maxw);
|
|
h = TQMIN(h,extra->maxh);
|
|
w = TQMAX(w,extra->minw);
|
|
h = TQMAX(h,extra->minh);
|
|
}
|
|
if ( w < 1 ) // invalid size
|
|
w = 1;
|
|
if ( h < 1 )
|
|
h = 1;
|
|
TQPoint oldPos( pos() );
|
|
TQSize oldSize( size() );
|
|
TQRect oldGeom( crect );
|
|
TQRect r( x, y, w, h );
|
|
|
|
// We only care about stuff that changes the geometry, or may
|
|
// cause the window manager to change its state
|
|
if ( !isTopLevel() && oldGeom == r )
|
|
return;
|
|
|
|
crect = r;
|
|
bool isResize = size() != oldSize;
|
|
|
|
if ( isTopLevel() ) {
|
|
if ( isMove )
|
|
topData()->uspos = 1;
|
|
if ( isResize )
|
|
topData()->ussize = 1;
|
|
do_size_hints( this, extra );
|
|
}
|
|
|
|
if ( isMove ) {
|
|
if (! qt_broken_wm)
|
|
// pos() is right according to ICCCM 4.1.5
|
|
XMoveResizeWindow( dpy, winid, pos().x(), pos().y(), w, h );
|
|
else
|
|
// work around 4Dwm's incompliance with ICCCM 4.1.5
|
|
XMoveResizeWindow( dpy, winid, x, y, w, h );
|
|
} else if ( isResize )
|
|
XResizeWindow( dpy, winid, w, h );
|
|
|
|
if ( isVisible() ) {
|
|
if ( isMove && pos() != oldPos ) {
|
|
if ( ! qt_broken_wm ) {
|
|
// pos() is right according to ICCCM 4.1.5
|
|
TQMoveEvent e( pos(), oldPos );
|
|
TQApplication::sendEvent( this, &e );
|
|
} else {
|
|
// work around 4Dwm's incompliance with ICCCM 4.1.5
|
|
TQMoveEvent e( crect.topLeft(), oldGeom.topLeft() );
|
|
TQApplication::sendEvent( this, &e );
|
|
}
|
|
}
|
|
if ( isResize ) {
|
|
|
|
// set config pending only on resize, see qapplication_x11.cpp, translateConfigEvent()
|
|
setWState( WState_ConfigPending );
|
|
|
|
TQResizeEvent e( size(), oldSize );
|
|
TQApplication::sendEvent( this, &e );
|
|
}
|
|
} else {
|
|
if ( isMove && pos() != oldPos ) {
|
|
if ( ! qt_broken_wm )
|
|
// pos() is right according to ICCCM 4.1.5
|
|
TQApplication::postEvent( this, new TQMoveEvent( pos(), oldPos ) );
|
|
else
|
|
// work around 4Dwm's incompliance with ICCCM 4.1.5
|
|
TQApplication::postEvent( this, new TQMoveEvent( crect.topLeft(),
|
|
oldGeom.topLeft() ) );
|
|
}
|
|
if ( isResize )
|
|
TQApplication::postEvent( this,
|
|
new TQResizeEvent( size(), oldSize ) );
|
|
}
|
|
}
|
|
|
|
|
|
/*!
|
|
\overload
|
|
|
|
This function corresponds to setMinimumSize( TQSize(minw, minh) ).
|
|
Sets the minimum width to \a minw and the minimum height to \a
|
|
minh.
|
|
*/
|
|
|
|
void TQWidget::setMinimumSize( int minw, int minh )
|
|
{
|
|
#if defined(QT_CHECK_RANGE)
|
|
if ( minw < 0 || minh < 0 )
|
|
tqWarning("TQWidget::setMinimumSize: minw=%d, minh=%d. The smallest allowed size is (0,0)", minw, minh);
|
|
#endif
|
|
createExtra();
|
|
if ( extra->minw == minw && extra->minh == minh )
|
|
return;
|
|
extra->minw = minw;
|
|
extra->minh = minh;
|
|
if ( minw > width() || minh > height() ) {
|
|
bool resized = testWState( WState_Resized );
|
|
resize( TQMAX(minw,width()), TQMAX(minh,height()) );
|
|
if ( !resized )
|
|
clearWState( WState_Resized ); // not a user resize
|
|
}
|
|
if ( testWFlags(WType_TopLevel) )
|
|
do_size_hints( this, extra );
|
|
updateGeometry();
|
|
}
|
|
|
|
/*!
|
|
\overload
|
|
|
|
This function corresponds to setMaximumSize( TQSize(\a maxw, \a
|
|
maxh) ). Sets the maximum width to \a maxw and the maximum height
|
|
to \a maxh.
|
|
*/
|
|
void TQWidget::setMaximumSize( int maxw, int maxh )
|
|
{
|
|
#if defined(QT_CHECK_RANGE)
|
|
if ( maxw > TQWIDGETSIZE_MAX || maxh > TQWIDGETSIZE_MAX ) {
|
|
tqWarning("TQWidget::setMaximumSize: (%s/%s) "
|
|
"The largest allowed size is (%d,%d)",
|
|
name( "unnamed" ), className(), TQWIDGETSIZE_MAX,
|
|
TQWIDGETSIZE_MAX );
|
|
maxw = TQMIN( maxw, TQWIDGETSIZE_MAX );
|
|
maxh = TQMIN( maxh, TQWIDGETSIZE_MAX );
|
|
}
|
|
if ( maxw < 0 || maxh < 0 ) {
|
|
tqWarning("TQWidget::setMaximumSize: (%s/%s) Negative sizes (%d,%d) "
|
|
"are not possible",
|
|
name( "unnamed" ), className(), maxw, maxh );
|
|
maxw = TQMAX( maxw, 0 );
|
|
maxh = TQMAX( maxh, 0 );
|
|
}
|
|
#endif
|
|
createExtra();
|
|
if ( extra->maxw == maxw && extra->maxh == maxh )
|
|
return;
|
|
extra->maxw = maxw;
|
|
extra->maxh = maxh;
|
|
if ( maxw < width() || maxh < height() ) {
|
|
bool resized = testWState( WState_Resized );
|
|
resize( TQMIN(maxw,width()), TQMIN(maxh,height()) );
|
|
if ( !resized )
|
|
clearWState( WState_Resized ); // not a user resize
|
|
}
|
|
if ( testWFlags(WType_TopLevel) )
|
|
do_size_hints( this, extra );
|
|
updateGeometry();
|
|
}
|
|
|
|
/*!
|
|
\overload
|
|
|
|
Sets the x (width) size increment to \a w and the y (height) size
|
|
increment to \a h.
|
|
*/
|
|
void TQWidget::setSizeIncrement( int w, int h )
|
|
{
|
|
TQTLWExtra* x = topData();
|
|
if ( x->incw == w && x->inch == h )
|
|
return;
|
|
x->incw = w;
|
|
x->inch = h;
|
|
if ( testWFlags(WType_TopLevel) )
|
|
do_size_hints( this, extra );
|
|
}
|
|
|
|
/*!
|
|
\overload
|
|
|
|
This corresponds to setBaseSize( TQSize(\a basew, \a baseh) ). Sets
|
|
the widgets base size to width \a basew and height \a baseh.
|
|
*/
|
|
void TQWidget::setBaseSize( int basew, int baseh )
|
|
{
|
|
createTLExtra();
|
|
TQTLWExtra* x = topData();
|
|
if ( x->basew == basew && x->baseh == baseh )
|
|
return;
|
|
x->basew = basew;
|
|
x->baseh = baseh;
|
|
if ( testWFlags(WType_TopLevel) )
|
|
do_size_hints( this, extra );
|
|
}
|
|
|
|
/*!
|
|
\overload void TQWidget::erase()
|
|
|
|
This version erases the entire widget.
|
|
*/
|
|
|
|
/*!
|
|
\overload void TQWidget::erase( const TQRect &r )
|
|
|
|
Erases the specified area \a r in the widget without generating a
|
|
\link paintEvent() paint event\endlink.
|
|
*/
|
|
|
|
/*!
|
|
Erases the specified area \a (x, y, w, h) in the widget without
|
|
generating a \link paintEvent() paint event\endlink.
|
|
|
|
If \a w is negative, it is replaced with \c{width() - x}. If \a h
|
|
is negative, it is replaced width \c{height() - y}.
|
|
|
|
Child widgets are not affected.
|
|
|
|
\sa repaint()
|
|
*/
|
|
|
|
void TQWidget::erase( int x, int y, int w, int h )
|
|
{
|
|
extern void qt_erase_rect( TQWidget*, const TQRect& ); // in qpainer_x11.cpp
|
|
if ( w < 0 )
|
|
w = crect.width() - x;
|
|
if ( h < 0 )
|
|
h = crect.height() - y;
|
|
if ( w != 0 && h != 0 )
|
|
qt_erase_rect( this, TQRect(x, y, w, h ) );
|
|
}
|
|
|
|
/*!
|
|
\overload
|
|
|
|
Erases the area defined by \a reg, without generating a \link
|
|
paintEvent() paint event\endlink.
|
|
|
|
Child widgets are not affected.
|
|
*/
|
|
|
|
void TQWidget::erase( const TQRegion& reg )
|
|
{
|
|
extern void qt_erase_region( TQWidget*, const TQRegion& ); // in qpainer_x11.cpp
|
|
qt_erase_region( this, reg );
|
|
}
|
|
|
|
/*!
|
|
Scrolls the widget including its children \a dx pixels to the
|
|
right and \a dy downwards. Both \a dx and \a dy may be negative.
|
|
|
|
After scrolling, scroll() sends a paint event for the the part
|
|
that is read but not written. For example, when scrolling 10
|
|
pixels rightwards, the leftmost ten pixels of the widget need
|
|
repainting. The paint event may be delivered immediately or later,
|
|
depending on some heuristics (note that you might have to force
|
|
processing of paint events using TQApplication::sendPostedEvents()
|
|
when using scroll() and move() in combination).
|
|
|
|
\sa TQScrollView erase() bitBlt()
|
|
*/
|
|
|
|
void TQWidget::scroll( int dx, int dy )
|
|
{
|
|
scroll( dx, dy, TQRect() );
|
|
}
|
|
|
|
/*!
|
|
\overload
|
|
|
|
This version only scrolls \a r and does not move the children of
|
|
the widget.
|
|
|
|
If \a r is empty or invalid, the result is undefined.
|
|
|
|
\sa TQScrollView erase() bitBlt()
|
|
*/
|
|
void TQWidget::scroll( int dx, int dy, const TQRect& r )
|
|
{
|
|
if ( testWState( WState_BlockUpdates ) && !children() )
|
|
return;
|
|
bool valid_rect = r.isValid();
|
|
bool just_update = TQABS( dx ) > width() || TQABS( dy ) > height();
|
|
if ( just_update )
|
|
update();
|
|
TQRect sr = valid_rect?r:clipRegion().boundingRect();
|
|
int x1, y1, x2, y2, w=sr.width(), h=sr.height();
|
|
if ( dx > 0 ) {
|
|
x1 = sr.x();
|
|
x2 = x1+dx;
|
|
w -= dx;
|
|
} else {
|
|
x2 = sr.x();
|
|
x1 = x2-dx;
|
|
w += dx;
|
|
}
|
|
if ( dy > 0 ) {
|
|
y1 = sr.y();
|
|
y2 = y1+dy;
|
|
h -= dy;
|
|
} else {
|
|
y2 = sr.y();
|
|
y1 = y2-dy;
|
|
h += dy;
|
|
}
|
|
|
|
if ( dx == 0 && dy == 0 )
|
|
return;
|
|
|
|
Display *dpy = x11Display();
|
|
GC gc = tqt_xget_readonly_gc( x11Screen(), FALSE );
|
|
// Want expose events
|
|
if ( w > 0 && h > 0 && !just_update ) {
|
|
XSetGraphicsExposures( dpy, gc, True );
|
|
XCopyArea( dpy, winId(), winId(), gc, x1, y1, w, h, x2, y2);
|
|
XSetGraphicsExposures( dpy, gc, False );
|
|
}
|
|
|
|
if ( !valid_rect && children() ) { // scroll children
|
|
TQPoint pd( dx, dy );
|
|
TQObjectListIt it(*children());
|
|
register TQObject *object;
|
|
while ( it ) { // move all children
|
|
object = it.current();
|
|
if ( object->isWidgetType() ) {
|
|
TQWidget *w = (TQWidget *)object;
|
|
w->move( w->pos() + pd );
|
|
}
|
|
++it;
|
|
}
|
|
}
|
|
|
|
if ( just_update )
|
|
return;
|
|
|
|
// Don't let the server be bogged-down with repaint events
|
|
bool repaint_immediately = qt_sip_count( this ) < 3;
|
|
|
|
if ( dx ) {
|
|
int x = x2 == sr.x() ? sr.x()+w : sr.x();
|
|
if ( repaint_immediately )
|
|
repaint( x, sr.y(), TQABS(dx), sr.height(), !testWFlags(WRepaintNoErase) );
|
|
else
|
|
XClearArea( dpy, winid, x, sr.y(), TQABS(dx), sr.height(), True );
|
|
}
|
|
if ( dy ) {
|
|
int y = y2 == sr.y() ? sr.y()+h : sr.y();
|
|
if ( repaint_immediately )
|
|
repaint( sr.x(), y, sr.width(), TQABS(dy), !testWFlags(WRepaintNoErase) );
|
|
else
|
|
XClearArea( dpy, winid, sr.x(), y, sr.width(), TQABS(dy), True );
|
|
}
|
|
|
|
qt_insert_sip( this, dx, dy ); // #### ignores r
|
|
}
|
|
|
|
|
|
/*!
|
|
\overload void TQWidget::drawText( const TQPoint &pos, const TQString& str )
|
|
|
|
Draws the string \a str at position \a pos.
|
|
*/
|
|
|
|
/*!
|
|
Draws the string \a str at position \a(x, y).
|
|
|
|
The \a y position is the base line position of the text. The text
|
|
is drawn using the default font and the default foreground color.
|
|
|
|
This function is provided for convenience. You will generally get
|
|
more flexible results and often higher speed by using a a \link
|
|
TQPainter painter\endlink instead.
|
|
|
|
\sa setFont(), foregroundColor(), TQPainter::drawText()
|
|
*/
|
|
|
|
void TQWidget::drawText( int x, int y, const TQString &str )
|
|
{
|
|
if ( testWState(WState_Visible) ) {
|
|
TQPainter paint;
|
|
paint.begin( this );
|
|
paint.drawText( x, y, str );
|
|
paint.end();
|
|
}
|
|
}
|
|
|
|
|
|
/*!
|
|
Internal implementation of the virtual TQPaintDevice::metric()
|
|
function.
|
|
|
|
Use the TQPaintDeviceMetrics class instead.
|
|
|
|
\a m is the metric to get.
|
|
*/
|
|
|
|
int TQWidget::metric( int m ) const
|
|
{
|
|
int val;
|
|
if ( m == TQPaintDeviceMetrics::PdmWidth ) {
|
|
val = crect.width();
|
|
} else if ( m == TQPaintDeviceMetrics::PdmHeight ) {
|
|
val = crect.height();
|
|
} else {
|
|
Display *dpy = x11Display();
|
|
int scr = x11Screen();
|
|
switch ( m ) {
|
|
case TQPaintDeviceMetrics::PdmDpiX:
|
|
case TQPaintDeviceMetrics::PdmPhysicalDpiX:
|
|
val = TQPaintDevice::x11AppDpiX( scr );
|
|
break;
|
|
case TQPaintDeviceMetrics::PdmDpiY:
|
|
case TQPaintDeviceMetrics::PdmPhysicalDpiY:
|
|
val = TQPaintDevice::x11AppDpiY( scr );
|
|
break;
|
|
case TQPaintDeviceMetrics::PdmWidthMM:
|
|
val = (DisplayWidthMM(dpy,scr)*crect.width())/
|
|
DisplayWidth(dpy,scr);
|
|
break;
|
|
case TQPaintDeviceMetrics::PdmHeightMM:
|
|
val = (DisplayHeightMM(dpy,scr)*crect.height())/
|
|
DisplayHeight(dpy,scr);
|
|
break;
|
|
case TQPaintDeviceMetrics::PdmNumColors:
|
|
val = x11Cells();
|
|
break;
|
|
case TQPaintDeviceMetrics::PdmDepth:
|
|
val = x11Depth();
|
|
break;
|
|
default:
|
|
val = 0;
|
|
#if defined(QT_CHECK_RANGE)
|
|
tqWarning( "TQWidget::metric: Invalid metric command" );
|
|
#endif
|
|
}
|
|
}
|
|
return val;
|
|
}
|
|
|
|
void TQWidget::createSysExtra()
|
|
{
|
|
extra->xDndProxy = 0;
|
|
extra->children_use_dnd = FALSE;
|
|
extra->compress_events = TRUE;
|
|
}
|
|
|
|
void TQWidget::deleteSysExtra()
|
|
{
|
|
}
|
|
|
|
void TQWidget::createTLSysExtra()
|
|
{
|
|
#if defined(QT_NO_IM_EXTENSIONS)
|
|
// created lazily
|
|
extra->topextra->xic = 0;
|
|
#endif
|
|
#ifndef QT_NO_XSYNC
|
|
extra->topextra->syncCounter = 0;
|
|
extra->topextra->syncRequestValue[0] = 0;
|
|
extra->topextra->syncRequestValue[1] = 0;
|
|
#endif
|
|
}
|
|
|
|
void TQWidget::deleteTLSysExtra()
|
|
{
|
|
// don't destroy input context here. it will be destroyed in
|
|
// TQWidget::destroy() destroyInputContext();
|
|
}
|
|
|
|
/*
|
|
examine the children of our parent up the tree and set the
|
|
children_use_dnd extra data appropriately... this is used to keep DND enabled
|
|
for widgets that are reparented and don't have DND enabled, BUT *DO* have
|
|
children (or children of children ...) with DND enabled...
|
|
*/
|
|
void TQWidget::checkChildrenDnd()
|
|
{
|
|
TQWidget *widget = this;
|
|
const TQObjectList *children;
|
|
const TQObject *object;
|
|
const TQWidget *child;
|
|
while (widget && ! widget->isDesktop()) {
|
|
// note: this isn't done for the desktop widget
|
|
|
|
bool children_use_dnd = FALSE;
|
|
children = widget->children();
|
|
if ( children ) {
|
|
TQObjectListIt it(*children);
|
|
while ( (object = it.current()) ) {
|
|
++it;
|
|
if ( object->isWidgetType() ) {
|
|
child = (const TQWidget *) object;
|
|
children_use_dnd = (children_use_dnd ||
|
|
child->acceptDrops() ||
|
|
(child->extra &&
|
|
child->extra->children_use_dnd));
|
|
}
|
|
}
|
|
}
|
|
|
|
widget->createExtra();
|
|
widget->extra->children_use_dnd = children_use_dnd;
|
|
|
|
widget = widget->parentWidget();
|
|
}
|
|
}
|
|
|
|
|
|
#ifndef QT_NO_XSYNC
|
|
// create a window's XSyncCounter
|
|
void TQWidget::createSyncCounter()
|
|
{
|
|
if( !qt_use_xsync || !isTopLevel() || topData()->syncCounter )
|
|
return;
|
|
XSyncValue zero;
|
|
XSyncIntToValue( &zero, 0 );
|
|
topData()->syncCounter = XSyncCreateCounter( x11Display(), zero );
|
|
}
|
|
|
|
// destroy a window's XSyncCounter
|
|
void TQWidget::destroySyncCounter()
|
|
{
|
|
if( !qt_use_xsync || !extra || !extra->topextra
|
|
|| !extra->topextra->syncCounter )
|
|
return;
|
|
XSyncDestroyCounter( x11Display(), extra->topextra->syncCounter );
|
|
extra->topextra->syncCounter = 0;
|
|
}
|
|
|
|
// increment a window's XSyncCounter
|
|
void TQWidget::incrementSyncCounter()
|
|
{
|
|
if( qt_use_xsync && topData()->syncCounter &&
|
|
!(topData()->syncRequestValue[0] == 0 &&
|
|
topData()->syncRequestValue[1] == 0) ) {
|
|
XSyncValue val;
|
|
XSyncIntsToValue( &val, topData()->syncRequestValue[ 0 ], topData()->syncRequestValue[ 1 ] );
|
|
XSyncSetCounter( x11Display(), topData()->syncCounter, val );
|
|
topData()->syncRequestValue[0] = topData()->syncRequestValue[1] = 0;
|
|
}
|
|
}
|
|
|
|
// handle _NET_WM_SYNC_REQUEST
|
|
void TQWidget::handleSyncRequest( void* ev )
|
|
{
|
|
XEvent* xev = (XEvent*)ev;
|
|
topData()->syncRequestValue[ 0 ] = xev->xclient.data.l[ 2 ];
|
|
topData()->syncRequestValue[ 1 ] = xev->xclient.data.l[ 3 ];
|
|
}
|
|
#endif // QT_NO_XSYNC
|
|
|
|
|
|
/*!
|
|
\property TQWidget::acceptDrops
|
|
\brief whether drop events are enabled for this widget
|
|
|
|
Setting this property to TRUE announces to the system that this
|
|
widget \e may be able to accept drop events.
|
|
|
|
If the widget is the desktop (TQWidget::isDesktop()), this may
|
|
fail if another application is using the desktop; you can call
|
|
acceptDrops() to test if this occurs.
|
|
|
|
\warning
|
|
Do not modify this property in a Drag&Drop event handler.
|
|
*/
|
|
bool TQWidget::acceptDrops() const
|
|
{
|
|
return testWState( WState_DND );
|
|
}
|
|
|
|
void TQWidget::setAcceptDrops( bool on )
|
|
{
|
|
if ( testWState(WState_DND) != on ) {
|
|
if ( qt_dnd_enable( this, on ) ) {
|
|
if ( on )
|
|
setWState( WState_DND );
|
|
else
|
|
clearWState( WState_DND );
|
|
}
|
|
|
|
checkChildrenDnd();
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\overload
|
|
|
|
Causes only the parts of the widget which overlap \a region to be
|
|
visible. If the region includes pixels outside the rect() of the
|
|
widget, window system controls in that area may or may not be
|
|
visible, depending on the platform.
|
|
|
|
Note that this effect can be slow if the region is particularly
|
|
complex.
|
|
|
|
\sa setMask(), clearMask()
|
|
*/
|
|
|
|
void TQWidget::setMask( const TQRegion& region )
|
|
{
|
|
XShapeCombineRegion( x11Display(), winId(), ShapeBounding, 0, 0,
|
|
region.handle(), ShapeSet );
|
|
}
|
|
|
|
/*!
|
|
Causes only the pixels of the widget for which \a bitmap has a
|
|
corresponding 1 bit to be visible. Use TQt::color0 to draw
|
|
transparent regions and TQt::color1 to draw opaque regions of the
|
|
bitmap.
|
|
|
|
If the region includes pixels outside the rect() of the widget,
|
|
window system controls in that area may or may not be visible,
|
|
depending on the platform.
|
|
|
|
Note that this effect can be slow if the region is particularly
|
|
complex.
|
|
|
|
See \c examples/tux for an example of masking for transparency.
|
|
|
|
\sa setMask(), clearMask()
|
|
*/
|
|
|
|
void TQWidget::setMask( const TQBitmap &bitmap )
|
|
{
|
|
TQBitmap bm = bitmap;
|
|
if ( bm.x11Screen() != x11Screen() )
|
|
bm.x11SetScreen( x11Screen() );
|
|
XShapeCombineMask( x11Display(), winId(), ShapeBounding, 0, 0,
|
|
bm.handle(), ShapeSet );
|
|
}
|
|
|
|
/*!
|
|
Removes any mask set by setMask().
|
|
|
|
\sa setMask()
|
|
*/
|
|
|
|
void TQWidget::clearMask()
|
|
{
|
|
XShapeCombineMask( x11Display(), winId(), ShapeBounding, 0, 0,
|
|
None, ShapeSet );
|
|
}
|
|
|
|
/*!\reimp
|
|
*/
|
|
void TQWidget::setName( const char *name )
|
|
{
|
|
TQObject::setName( name );
|
|
if ( isTopLevel() ) {
|
|
XChangeProperty( x11Display(), winId(),
|
|
tqt_window_role, XA_STRING, 8, PropModeReplace,
|
|
(unsigned char *)name, tqstrlen( name ) );
|
|
}
|
|
}
|
|
|
|
|
|
/*!
|
|
\internal
|
|
|
|
Computes the frame rectangle when needed. This is an internal function, you
|
|
should never call this.
|
|
*/
|
|
|
|
void TQWidget::updateFrameStrut() const
|
|
{
|
|
TQWidget *that = (TQWidget *) this;
|
|
|
|
if (! isVisible() || isDesktop()) {
|
|
that->fstrut_dirty = (! isVisible());
|
|
return;
|
|
}
|
|
|
|
Atom type_ret;
|
|
Window l = winId(), w = winId(), p, r; // target window, it's parent, root
|
|
Window *c;
|
|
int i_unused;
|
|
unsigned int nc;
|
|
unsigned char *data_ret;
|
|
unsigned long l_unused;
|
|
|
|
while (XQueryTree(TQPaintDevice::x11AppDisplay(), w, &r, &p, &c, &nc)) {
|
|
if (c && nc > 0)
|
|
XFree(c);
|
|
|
|
if (! p) {
|
|
tqWarning("TQWidget::updateFrameStrut(): ERROR - no parent");
|
|
return;
|
|
}
|
|
|
|
// if the parent window is the root window, an Enlightenment virtual root or
|
|
// a NET WM virtual root window, stop here
|
|
data_ret = 0;
|
|
if (p == r ||
|
|
(XGetWindowProperty(TQPaintDevice::x11AppDisplay(), p,
|
|
qt_enlightenment_desktop, 0, 1, False, XA_CARDINAL,
|
|
&type_ret, &i_unused, &l_unused, &l_unused,
|
|
&data_ret) == Success &&
|
|
type_ret == XA_CARDINAL)) {
|
|
if (data_ret)
|
|
XFree(data_ret);
|
|
|
|
break;
|
|
} else if (qt_net_supports(qt_net_virtual_roots) && qt_net_virtual_root_list) {
|
|
int i = 0;
|
|
while (qt_net_virtual_root_list[i] != 0) {
|
|
if (qt_net_virtual_root_list[i++] == p)
|
|
break;
|
|
}
|
|
}
|
|
|
|
l = w;
|
|
w = p;
|
|
}
|
|
|
|
// we have our window
|
|
int transx, transy;
|
|
XWindowAttributes wattr;
|
|
if (XTranslateCoordinates(TQPaintDevice::x11AppDisplay(), l, w,
|
|
0, 0, &transx, &transy, &p) &&
|
|
XGetWindowAttributes(TQPaintDevice::x11AppDisplay(), w, &wattr)) {
|
|
TQTLWExtra *top = that->topData();
|
|
top->fleft = transx;
|
|
top->ftop = transy;
|
|
top->fright = wattr.width - crect.width() - top->fleft;
|
|
top->fbottom = wattr.height - crect.height() - top->ftop;
|
|
|
|
// add the border_width for the window managers frame... some window managers
|
|
// do not use a border_width of zero for their frames, and if we the left and
|
|
// top strut, we ensure that pos() is absolutely correct. frameGeometry()
|
|
// will still be incorrect though... perhaps i should have foffset as well, to
|
|
// indicate the frame offset (equal to the border_width on X).
|
|
// - Brad
|
|
top->fleft += wattr.border_width;
|
|
top->fright += wattr.border_width;
|
|
top->ftop += wattr.border_width;
|
|
top->fbottom += wattr.border_width;
|
|
}
|
|
|
|
that->fstrut_dirty = 0;
|
|
}
|
|
|
|
|
|
/*!
|
|
This function returns the widget holding the TQInputContext
|
|
instance for this widget. The instance is used for text input to
|
|
this widget, switching input method, etc.
|
|
|
|
By default, this function delegates the role of returning input
|
|
context holder widget to TQApplication::locateICHolderWidget().
|
|
|
|
This definition enables application developer to change the
|
|
mapping of widgets to TQInputContext instance simply by overriding
|
|
TQApplication::locateICHolderWidget().
|
|
|
|
\sa TQApplication::locateICHolderWidget()
|
|
*/
|
|
TQWidget *TQWidget::icHolderWidget()
|
|
{
|
|
return tqApp->locateICHolderWidget(this);
|
|
}
|
|
|
|
|
|
/*!
|
|
This function returns the TQInputContext instance for this widget.
|
|
This instance is used for text input to this widget, etc.
|
|
It is simply the accessor function.
|
|
*/
|
|
TQInputContext *TQWidget::getInputContext()
|
|
{
|
|
TQInputContext *qic = 0;
|
|
|
|
// #if !defined(QT_NO_IM_EXTENSIONS)
|
|
if ( isInputMethodEnabled() ) {
|
|
#if !defined(QT_NO_IM_EXTENSIONS)
|
|
qic = icHolderWidget()->ic;
|
|
#else
|
|
// {
|
|
// icHolderWidget is always topLevelWidget
|
|
TQTLWExtra *topdata = icHolderWidget()->topData();
|
|
qic = (TQInputContext *)topdata->xic;
|
|
#endif
|
|
}
|
|
|
|
return qic;
|
|
}
|
|
|
|
|
|
/*!
|
|
This function replaces the TQInputContext instance used for text
|
|
input to this widget. The \a identifierName is the identifier name
|
|
of newly choosed input method.
|
|
*/
|
|
void TQWidget::changeInputContext( const TQString& identifierName )
|
|
{
|
|
TQWidget *icWidget = icHolderWidget();
|
|
#if !defined(QT_NO_IM_EXTENSIONS)
|
|
TQInputContext **qicp = &icWidget->ic;
|
|
#else
|
|
TQInputContext **qicp = (TQInputContext **)&icWidget->topData()->xic;
|
|
#endif
|
|
|
|
if( *qicp )
|
|
delete *qicp;
|
|
// an input context that has the identifierName is generated.
|
|
TQInputContext *qic = TQInputContextFactory::create( identifierName, icWidget );
|
|
*qicp = qic;
|
|
if ( qic ) {
|
|
TQObject::connect( qic, SIGNAL(imEventGenerated(TQObject *,TQIMEvent *)),
|
|
tqApp, SLOT(postIMEvent(TQObject *,TQIMEvent *)) );
|
|
TQObject::connect( qic, SIGNAL(deletionRequested()),
|
|
icWidget, SLOT(destroyInputContext()) );
|
|
}
|
|
}
|
|
|
|
|
|
/*!
|
|
\internal
|
|
This is an internal function, you should never call this.
|
|
|
|
This function is called to generate an input context
|
|
according to a configuration for default input method
|
|
|
|
When QT_NO_IM_EXTENSIONS is not set, input context is
|
|
generated only when isInputMethodEnabled() returns TRUE.
|
|
*/
|
|
void TQWidget::createInputContext()
|
|
{
|
|
// #if !defined(QT_NO_IM_EXTENSIONS)
|
|
if( !isInputMethodEnabled() || TQApplication::closingDown() )
|
|
return;
|
|
// #endif
|
|
|
|
TQWidget *icWidget = icHolderWidget();
|
|
#ifndef QT_NO_IM
|
|
#if !defined(QT_NO_IM_EXTENSIONS)
|
|
TQInputContext **qicp = &icWidget->ic;
|
|
#else
|
|
TQInputContext **qicp = (TQInputContext **)&icWidget->topData()->xic;
|
|
#endif
|
|
|
|
if ( ! *qicp ) {
|
|
// an input context of the default input method is generated.
|
|
TQInputContext *qic = TQInputContextFactory::create( TQApplication::defaultInputMethod(), icWidget );
|
|
|
|
*qicp = qic;
|
|
if ( qic ) {
|
|
TQObject::connect( qic, SIGNAL(imEventGenerated(TQObject *,TQIMEvent *)),
|
|
tqApp, SLOT(postIMEvent(TQObject *,TQIMEvent *)) );
|
|
TQObject::connect( qic, SIGNAL(deletionRequested()),
|
|
icWidget, SLOT(destroyInputContext()) );
|
|
}
|
|
}
|
|
#endif // QT_NO_IM
|
|
}
|
|
|
|
|
|
/*!
|
|
\internal
|
|
|
|
This slot is used to destroy the input context that belonging
|
|
to the widget itself, so icHolderWidget()->ic is not fetched.
|
|
|
|
\sa TQInputContext::deletionRequested()
|
|
*/
|
|
void TQWidget::destroyInputContext()
|
|
{
|
|
#ifndef QT_NO_IM
|
|
#if !defined(QT_NO_IM_EXTENSIONS)
|
|
TQInputContext **qicp = ⁣
|
|
#else
|
|
if ( ! extra || ! extra->topextra )
|
|
return;
|
|
|
|
TQInputContext **qicp = (TQInputContext **)&extra->topextra->xic;
|
|
#endif
|
|
|
|
if( *qicp )
|
|
delete *qicp;
|
|
|
|
*qicp = 0;
|
|
#endif // QT_NO_IM
|
|
}
|
|
|
|
|
|
/*!
|
|
This function is called when text widgets need to be neutral state to
|
|
execute text operations properly. See qlineedit.cpp and qtextedit.cpp as
|
|
example.
|
|
|
|
Ordinary reset that along with changing focus to another widget,
|
|
moving the cursor, etc, is implicitly handled via
|
|
unfocusInputContext() because whether reset or not when such
|
|
situation is a responsibility of input methods. So we delegate the
|
|
responsibility to the input context via unfocusInputContext(). See
|
|
'Preedit preservation' section of the class description of
|
|
TQInputContext for further information.
|
|
|
|
\sa TQInputContext, unfocusInputContext(), TQInputContext::unsetFocus()
|
|
*/
|
|
void TQWidget::resetInputContext()
|
|
{
|
|
#ifndef QT_NO_IM
|
|
// trigger input context creation if it hasn't happened already
|
|
createInputContext();
|
|
|
|
TQInputContext *qic = getInputContext();
|
|
if( qic )
|
|
qic->reset();
|
|
#endif // QT_NO_IM
|
|
}
|
|
|
|
|
|
/*!
|
|
\internal
|
|
This is an internal function, you should never call this.
|
|
|
|
This function is called to focus associated input context. The
|
|
code intends to eliminate duplicate focus for the context even if
|
|
the context is shared between widgets
|
|
|
|
\sa TQInputContext::setFocus()
|
|
*/
|
|
void TQWidget::focusInputContext()
|
|
{
|
|
#ifndef QT_NO_IM
|
|
TQWidget* tlw = topLevelWidget();
|
|
|
|
if (!tlw->isPopup() || isInputMethodEnabled()) {
|
|
// trigger input context creation if it hasn't happened already
|
|
createInputContext();
|
|
|
|
TQInputContext *qic = getInputContext();
|
|
if ( qic ) {
|
|
if( qic->focusWidget() != this ) {
|
|
qic->setFocusWidget( this );
|
|
qic->setFocus();
|
|
}
|
|
}
|
|
}
|
|
#endif // QT_NO_IM
|
|
}
|
|
|
|
|
|
/*!
|
|
\internal
|
|
This is an internal function, you should never call this.
|
|
|
|
This function is called to remove focus from associated input
|
|
context.
|
|
|
|
\sa TQInputContext::unsetFocus()
|
|
*/
|
|
void TQWidget::unfocusInputContext()
|
|
{
|
|
#ifndef QT_NO_IM
|
|
// trigger input context creation if it hasn't happened already
|
|
createInputContext();
|
|
|
|
TQInputContext *qic = getInputContext();
|
|
if ( qic ) {
|
|
// may be caused reset() in some input methods
|
|
qic->unsetFocus();
|
|
qic->setFocusWidget( 0 );
|
|
}
|
|
#endif // QT_NO_IM
|
|
}
|
|
|
|
|
|
/*!
|
|
This function is called to send mouse event to associated input
|
|
context by derived text widgets. A derived text widget must be
|
|
calculate \a x as character offset at the mouse cursor in the
|
|
preedit.
|
|
|
|
\sa TQInputContext::mouseHandler()
|
|
*/
|
|
void TQWidget::sendMouseEventToInputContext( int x, TQEvent::Type type,
|
|
TQt::ButtonState button,
|
|
TQt::ButtonState state )
|
|
{
|
|
#ifndef QT_NO_IM
|
|
// trigger input context creation if it hasn't happened already
|
|
createInputContext();
|
|
|
|
TQInputContext *qic = getInputContext();
|
|
if ( qic ) {
|
|
// may be causing reset() in some input methods
|
|
qic->mouseHandler( x, type, button, state );
|
|
}
|
|
#endif // QT_NO_IM
|
|
}
|
|
|
|
|
|
void TQWidget::setWindowOpacity(double)
|
|
{
|
|
}
|
|
|
|
double TQWidget::windowOpacity() const
|
|
{
|
|
return 1.0;
|
|
}
|