1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
|
//----------------------------------------------------------------------------
// filename : kmditaskbar.h
//----------------------------------------------------------------------------
// Project : KDE MDI extension
//
// begin : 07/1999 by Szymon Stefanek as part of kvirc
// (an IRC application)
// changes : 09/1999 by Falk Brettschneider to create an
// - 06/2000 stand-alone Qt extension set of
// classes and a Qt-based library
// 2000-2003 maintained by the KDevelop project
//
// copyright : (C) 1999-2003 by Falk Brettschneider
// and
// Szymon Stefanek (stefanek@tin.it)
// email : falkbr@kdevelop.org (Falk Brettschneider)
//----------------------------------------------------------------------------
//
//----------------------------------------------------------------------------
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU Library General Public License as
// published by the Free Software Foundation; either version 2 of the
// License, or (at your option) any later version.
//
//----------------------------------------------------------------------------
#ifndef _KMDITASKBAR_H_
#define _KMDITASKBAR_H_
#include <ktoolbar.h>
#include <qptrlist.h>
#include <qpixmap.h>
#include <qlabel.h>
#include <qpushbutton.h>
#include "kmdidefines.h"
class KMdiMainFrm;
class KMdiChildView;
class KMdiTaskBar;
class KMdiTaskBarButtonPrivate;
/**
* @short Internal class.
*
* It's a special kind of QPushButton catching mouse clicks.
* And you have the ability to abbreviate the text that it fits in the button.
*/
class KMdiTaskBarButton : public QPushButton
{
Q_OBJECT
// methods
public:
/**
* Constructor (sets to toggle button, adds a tooltip (caption) and sets to NoFocus
*/
KMdiTaskBarButton( KMdiTaskBar *pTaskBar, KMdiChildView *win_ptr );
/**
* Destructor
*/
~KMdiTaskBarButton();
/**
* text() returns the possibly abbreviated text including the dots in it. But actualText() returns the full text.
*/
QString actualText() const;
/**
* Given the parameter newWidth this function possibly abbreviates the parameter string and sets a new button text.
*/
void fitText( const QString&, int newWidth );
/**
* Sets the text and avoids any abbreviation. Memorizes that text in m_actualText, too.
*/
void setText( const QString& );
signals:
/**
* Emitted when the button has been clicked. Internally connected to setFocus of the according MDI view.
*/
void clicked( KMdiChildView* );
/**
* Internally connected with KMdiMainFrm::activateView
*/
void leftMouseButtonClicked( KMdiChildView* );
/**
* Internally connected with KMdiMainFrm::taskbarButtonRightClicked
*/
void rightMouseButtonClicked( KMdiChildView* );
/**
* Emitted when the button text has changed. Internally connected with KMdiTaskBar::layoutTaskBar
*/
void buttonTextChanged( int );
public slots:
/**
* A slot version of setText
*/
void setNewText( const QString& );
protected slots:
/**
* Reimplemented from its base class to catch right and left mouse button clicks
*/
void mousePressEvent( QMouseEvent* );
// attributes
public:
/**
* The according MDI view
*/
KMdiChildView *m_pWindow;
protected:
/**
* Internally we must remember the real text because the button text can be abbreviated.
*/
QString m_actualText;
private:
KMdiTaskBarButtonPrivate *d;
};
class KMdiTaskBarPrivate;
/**
* @short Internal class.
*
* It's a special kind of QToolBar that acts as taskbar for child views.
* KMdiTaskBarButtons can be added or removed dynamically.<br>
* The button sizes are adjusted dynamically, as well.
*/
class KMDI_EXPORT KMdiTaskBar : public KToolBar
{
Q_OBJECT
public:
/**
* Constructor (NoFocus, minimum width = 1, an internal QPtrList of taskbar buttons (autodelete))
*/
KMdiTaskBar( KMdiMainFrm *parent, QMainWindow::ToolBarDock dock );
/**
* Destructor (deletes the taskbar button list)
*/
~KMdiTaskBar();
/**
*Add a new KMdiTaskBarButton . The width doesn't change.
* If there's not enough space, all taskbar buttons will be resized to a new smaller size.
* Probably button texts must be abbreviated now.
*/
KMdiTaskBarButton * addWinButton( KMdiChildView *win_ptr );
/**
* Removes a KMdiTaskBarButton and deletes it. If the rest of the buttons are smaller
* than they usually are, all those buttons will be resized in a way that the new free size is used as well.
*/
void removeWinButton( KMdiChildView *win_ptr, bool haveToLayoutTaskBar = true );
/**
* Returns the neighbor taskbar button of the taskbar button of the MDI view given by parameter
* bRight specifies the side, of course left is used if bRight is false.
*/
KMdiTaskBarButton * getNextWindowButton( bool bRight, KMdiChildView *win_ptr );
/**
* Get the button belonging to the MDI view given as parameter.
*/
KMdiTaskBarButton * getButton( KMdiChildView *win_ptr );
/**
* Switch it on or off.
*/
void switchOn( bool bOn );
/**
* @return whether switched on or off.
*/
bool isSwitchedOn() const
{
return m_bSwitchedOn;
};
protected:
/**
* Reimplemented from its base class to call layoutTaskBar, additionally.
*/
void resizeEvent( QResizeEvent* );
protected slots:
/**
* Checks if all buttons fits into this. If not, it recalculates all button widths
* in a way that all buttons fits into the taskbar and have got equal width.
* The text of the buttons will be abbreviated when nessecary, all buttons get a
* fixed width and show() is called for each one.
* If one drags the taskbar to a vertical orientation, the button width is set to 80 pixel.
*/
void layoutTaskBar( int taskBarWidth = 0 );
public slots:
/**
* Pushes the desired taskbar button down (switch on), the old one is released (switched off).
* Actually it's a radiobutton group behavior.
*/
void setActiveButton( KMdiChildView *win_ptr );
protected:
/**
* A list of taskbar buttons.
* Note: Each button stands for one MDI view (toolviews doesn't have got a taskbar button).
*/
QPtrList<KMdiTaskBarButton>* m_pButtonList;
/**
* The belonging MDI mainframe (parent widget of this)
*/
KMdiMainFrm* m_pFrm;
/**
* The MDI view belonging to the currently pressed taskbar button
*/
KMdiChildView* m_pCurrentFocusedWindow;
/**
* A stretchable widget used as 'space' at the end of a half filled taskbar
*/
QLabel* m_pStretchSpace;
bool m_layoutIsPending;
bool m_bSwitchedOn;
private:
KMdiTaskBarPrivate *d;
};
#endif //_KMDITASKBAR_H_
// kate: space-indent off; tab-width 4; replace-tabs off; indent-mode csands;
|
