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
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
|
/***************************************************************************
paneltabbar.cpp - description
-------------------
begin : Sun Jun 2 2002
copyright : (C) 2002 by Shie Erlich & Rafi Yanai
email :
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#include "paneltabbar.h"
#include "Panel/listpanel.h"
#include "krusaderview.h"
#include "krslots.h"
#include "defaults.h"
#include <tdeaction.h>
#include <tdelocale.h>
#include <tdeshortcut.h>
#include <tqevent.h>
#include <tqwidgetstack.h>
#include <tqfontmetrics.h>
#include <tqtooltip.h>
#include <kdebug.h>
#define DISPLAY(X) (X.isLocalFile() ? X.path() : X.prettyURL())
PanelTabBar::PanelTabBar(TQWidget *parent): TQTabBar(parent), _maxTabLength(0) {
_panelActionMenu = new TDEActionMenu( i18n("Panel"), TQT_TQOBJECT(this) );
setAcceptDrops(true);
insertAction(krNewTab);
insertAction(krDupTab);
insertAction(krPreviousTab);
insertAction(krNextTab);
insertAction(krCloseTab);
krCloseTab->setEnabled(false); //can't close a single tab
setShape(TQTabBar::TriangularBelow);
}
void PanelTabBar::mousePressEvent( TQMouseEvent* e ) {
TQTab* clickedTab = selectTab( e->pos() );
if( !clickedTab ) { // clicked on nothing ...
TQTabBar::mousePressEvent(e);
return;
}
// else implied
setCurrentTab( clickedTab );
emit changePanel(dynamic_cast<PanelTab*>(clickedTab)->panel);
if ( e->button() == Qt::RightButton ) {
// show the popup menu
_panelActionMenu->popup( e->globalPos() );
} else
if ( e->button() == Qt::LeftButton ) { // we need to change tabs
// first, find the correct panel to load
int id = currentTab();
ListPanel *listpanel = dynamic_cast<PanelTab*>(tab(id))->panel;
emit changePanel(listpanel);
} else
if (e->button() == Qt::MidButton) { // close the current tab
emit closeCurrentTab();
}
TQTabBar::mousePressEvent(e);
}
void PanelTabBar::insertAction( TDEAction* action ) {
_panelActionMenu->insert( action );
}
int PanelTabBar::addPanel(ListPanel *panel, bool setCurrent ) {
int newId = addTab(new PanelTab(squeeze(DISPLAY(panel->virtualPath())), panel));
// make sure all tabs lengths are correct
for (int i=0; i<count(); i++)
tabAt(i)->setText(squeeze(DISPLAY(dynamic_cast<PanelTab*>(tabAt(i))->panel->virtualPath()), i));
layoutTabs();
if( setCurrent )
setCurrentTab(newId);
// enable close-tab action
if (count()>1) {
krCloseTab->setEnabled(true);
}
connect(dynamic_cast<PanelTab*>(tab(newId))->panel, TQT_SIGNAL(pathChanged(ListPanel*)),
this, TQT_SLOT(updateTab(ListPanel*)));
return newId;
}
ListPanel* PanelTabBar::removeCurrentPanel(ListPanel* &panelToDelete) {
int id = currentTab();
ListPanel *oldp = dynamic_cast<PanelTab*>(tab(id))->panel; // old panel to kill later
disconnect(dynamic_cast<PanelTab*>(tab(id))->panel);
removeTab(tab(id));
for (int i=0; i<count(); i++)
tabAt(i)->setText(squeeze(DISPLAY(dynamic_cast<PanelTab*>(tabAt(i))->panel->virtualPath()), i));
layoutTabs();
// setup current one
id = currentTab();
ListPanel *p = dynamic_cast<PanelTab*>(tab(id))->panel;
// disable close action?
if (count()==1) {
krCloseTab->setEnabled(false);
}
panelToDelete = oldp;
return p;
}
void PanelTabBar::updateTab(ListPanel *panel) {
// find which is the correct tab
for (int i=0; i<count(); i++) {
if (dynamic_cast<PanelTab*>(tabAt(i))->panel == panel) {
tabAt(i)->setText(squeeze(DISPLAY(panel->virtualPath()),i));
break;
}
}
}
void PanelTabBar::duplicateTab() {
int id = currentTab();
emit newTab(dynamic_cast<PanelTab*>(tab(id))->panel->virtualPath());
}
void PanelTabBar::closeTab() {
emit closeCurrentTab();
}
TQString PanelTabBar::squeeze(TQString text, int index) {
TQString originalText = text;
TQString lastGroup = krConfig->group();
krConfig->setGroup( "Look&Feel" );
bool longNames = krConfig->readBoolEntry( "Fullpath Tab Names", _FullPathTabNames );
krConfig->setGroup( lastGroup );
if( !longNames )
{
while( text.endsWith( "/" ) )
text.truncate( text.length() -1 );
if( text.isEmpty() || text.endsWith(":") )
text += "/";
else
{
TQString shortName;
if( text.contains( ":/" ) )
shortName = text.left( text.find( ":/" ) ) + ":";
shortName += text.mid( text.findRev( "/" ) + 1 );
text = shortName;
}
if( index >= 0 )
setToolTip( index, originalText );
index = -1;
}
TQFontMetrics fm(fontMetrics());
// set the real max length
_maxTabLength = (TQT_TQWIDGET(parent())->width()-(6*fm.width("W")))/fm.width("W");
// each tab gets a fair share of the max tab length
int _effectiveTabLength = _maxTabLength / (count() == 0 ? 1 : count());
int labelWidth = fm.width("W")*_effectiveTabLength;
int textWidth = fm.width(text);
if (textWidth > labelWidth) {
// start with the dots only
TQString squeezedText = "...";
int squeezedWidth = fm.width(squeezedText);
// estimate how many letters we can add to the dots on both sides
int letters = text.length() * (labelWidth - squeezedWidth) / textWidth / 2;
if (labelWidth < squeezedWidth) letters=1;
squeezedText = text.left(letters) + "..." + text.right(letters);
squeezedWidth = fm.width(squeezedText);
if (squeezedWidth < labelWidth) {
// we estimated too short
// add letters while text < label
do {
letters++;
squeezedText = text.left(letters) + "..." + text.right(letters);
squeezedWidth = fm.width(squeezedText);
} while (squeezedWidth < labelWidth);
letters--;
squeezedText = text.left(letters) + "..." + text.right(letters);
} else if (squeezedWidth > labelWidth) {
// we estimated too long
// remove letters while text > label
do {
letters--;
squeezedText = text.left(letters) + "..." + text.right(letters);
squeezedWidth = fm.width(squeezedText);
} while (letters && squeezedWidth > labelWidth);
}
if( index >= 0 )
setToolTip( index, originalText );
if (letters < 5) {
// too few letters added -> we give up squeezing
//return text;
return squeezedText;
} else {
return squeezedText;
}
} else {
if( index >= 0 )
removeToolTip( index );
return text;
};
}
void PanelTabBar::resizeEvent ( TQResizeEvent *e ) {
TQTabBar::resizeEvent( e );
for (int i=0; i<count(); i++)
tabAt(i)->setText(squeeze(DISPLAY(dynamic_cast<PanelTab*>(tabAt(i))->panel->virtualPath()), i));
layoutTabs();
}
void PanelTabBar::dragEnterEvent(TQDragEnterEvent *e) {
TQTab *t = selectTab(e->pos());
if (!t) return;
if (tab(currentTab()) != t) {
setCurrentTab(t);
emit changePanel(dynamic_cast<PanelTab*>(t)->panel);
}
}
void PanelTabBar::dragMoveEvent(TQDragMoveEvent *e) {
TQTab *t = selectTab(e->pos());
if (!t) return;
if (tab(currentTab()) != t) {
setCurrentTab(t);
emit changePanel(dynamic_cast<PanelTab*>(t)->panel);
}
}
// -----------------------------> PanelTab <----------------------------
PanelTab::PanelTab(const TQString & text): TQTab(text) {}
PanelTab::PanelTab(const TQString & text, ListPanel *p): TQTab(text), panel(p) {}
#include "paneltabbar.moc"
|
