1 /*****************************************************************************
3 *****************************************************************************
4 * Copyright (C) 2003 the VideoLAN team
7 * Authors: Cyril Deguet <asmax@via.ecp.fr>
8 * Olivier Teulière <ipkiss@via.ecp.fr>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
25 #ifndef WINDOW_MANAGER_HPP
26 #define WINDOW_MANAGER_HPP
28 #include "skin_common.hpp"
29 #include "top_window.hpp"
43 /// Window manager for skin windows
44 class WindowManager: public SkinObject
48 WindowManager( intf_thread_t *pIntf);
51 virtual ~WindowManager();
53 /// Add a window to the list of known windows. Necessary if you want
54 /// your window to be movable...
55 void registerWindow( TopWindow &rWindow );
57 /// Remove a previously registered window
58 void unregisterWindow( TopWindow &rWindow );
60 /// Tell the window manager that a move is initiated for pWindow.
61 void startMove( TopWindow &rWindow );
63 /// Tell the window manager that the current move ended.
66 /// Move the pWindow window to (left, top), and move all its
68 /// If a new anchoring is detected, the windows will move accordingly.
69 void move( TopWindow &rWindow, int left, int top ) const;
71 /// Raise all the registered windows
72 void raiseAll() const;
74 /// Show all the registered windows
75 void showAll(bool firstTime = false) const;
77 /// Hide all the registered windows
80 /// Synchronize the windows with their visibility variable
81 void synchVisibility() const;
83 /// Raise the given window
84 void raise( TopWindow &rWindow ) const { rWindow.raise(); }
86 /// Show the given window
87 void show( TopWindow &rWindow ) const { rWindow.show(); }
89 /// Hide the given window
90 void hide( TopWindow &rWindow ) const { rWindow.hide(); }
92 /// Toggle all the windows on top
95 /// Set the magnetism of screen edges
96 void setMagnetValue( int magnet ) { m_magnet = magnet; }
98 /// Set the alpha value of the static windows
99 void setAlphaValue( int alpha ) { m_alpha = alpha; }
101 /// Set the alpha value of the moving windows
102 void setMoveAlphaValue( int moveAlpha ) { m_moveAlpha = moveAlpha; }
104 /// Create the tooltip window
105 void createTooltip( const GenericFont &rTipFont );
107 /// Show the tooltip window
110 /// Hide the tooltip window
113 /// Add a layout of the given window. This new layout will be the
115 void addLayout( TopWindow &rWindow, GenericLayout &rLayout );
117 /// Change the active layout of the given window
118 void setActiveLayout( TopWindow &rWindow, GenericLayout &rLayout );
120 /// Mark the given popup as active
121 void setActivePopup( Popup &rPopup ) { m_pPopup = &rPopup; }
123 /// Return the active popup, or NULL if none is active
124 Popup * getActivePopup() const { return m_pPopup; }
127 /// Some useful typedefs for lazy people like me
128 typedef set<TopWindow*> WinSet_t;
129 typedef list<Anchor*> AncList_t;
133 * This map represents the graph of anchored windows: it associates
134 * to a given window all the windows that are directly anchored by it.
135 * This is not transitive, i.e. if a is in m_dep[b] and if b is in
136 * m_dep[c], it doesn't mean that a is in m_dep[c] (in fact, it
137 * would be extremely rare...)
139 map<TopWindow*, WinSet_t> m_dependencies;
140 /// Store all the windows
141 WinSet_t m_allWindows;
142 /// Store the moving windows; this set is updated at every start of
144 WinSet_t m_movingWindows;
145 /// Indicate whether the windows are currently on top
146 VariablePtr m_cVarOnTop;
147 /// Magnetism of the screen edges (= scope of action)
149 /// Alpha value of the static windows
151 /// Alpha value of the moving windows
155 /// Active popup, if any
158 /// Recursively build a set of windows anchored to the one given.
159 void buildDependSet( WinSet_t &rWinSet, TopWindow *pWindow );
163 * This function updates xOffset and yOffset, to take care of a new
166 void checkAnchors( TopWindow *pWindow,
167 int &xOffset, int &yOffset ) const;