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
|
/**
* @file LLAccordionCtrl.h
* @brief Accordion Panel implementation
*
* $LicenseInfo:firstyear=2004&license=viewergpl$
*
* Copyright (c) 2004-2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#ifndef LL_ACCORDIONCTRL_H
#define LL_ACCORDIONCTRL_H
#include "llpanel.h"
#include "lltextbox.h"
#include "llscrollbar.h"
#include <vector>
#include <algorithm>
#include <string>
class LLAccordionCtrlTab;
class LLAccordionCtrl: public LLPanel
{
private:
std::vector<LLAccordionCtrlTab*> mAccordionTabs;
void ctrlSetLeftTopAndSize(LLView* panel, S32 left, S32 top, S32 width, S32 height);
void ctrlShiftVertical(LLView* panel,S32 delta);
void onCollapseCtrlCloseOpen(S16 panel_num);
void shiftAccordionTabs(S16 panel_num, S32 delta);
public:
/**
* Abstract comparator for accordion tabs.
*/
class LLTabComparator
{
public:
LLTabComparator() {};
virtual ~LLTabComparator() {};
/** Returns true if tab1 < tab2, false otherwise */
virtual bool compare(const LLAccordionCtrlTab* tab1, const LLAccordionCtrlTab* tab2) const = 0;
};
struct Params
: public LLInitParam::Block<Params, LLPanel::Params>
{
Optional<bool> single_expansion,
fit_parent; /* Accordion will fit its parent size, controls that are placed into
accordion tabs are responsible for scrolling their content.
*NOTE fit_parent works best when combined with single_expansion.
Accordion view should implement getRequiredRect() and provide valid height*/
Optional<LLTextBox::Params> no_matched_tabs_text;
Optional<LLTextBox::Params> no_visible_tabs_text;
Params()
: single_expansion("single_expansion",false)
, fit_parent("fit_parent", false)
, no_matched_tabs_text("no_matched_tabs_text")
, no_visible_tabs_text("no_visible_tabs_text")
{};
};
LLAccordionCtrl(const Params& params);
LLAccordionCtrl();
virtual ~LLAccordionCtrl();
virtual BOOL postBuild();
virtual BOOL handleRightMouseDown ( S32 x, S32 y, MASK mask);
virtual BOOL handleScrollWheel ( S32 x, S32 y, S32 clicks );
virtual BOOL handleKeyHere (KEY key, MASK mask);
virtual BOOL handleDragAndDrop (S32 x, S32 y, MASK mask, BOOL drop,
EDragAndDropType cargo_type,
void* cargo_data,
EAcceptance* accept,
std::string& tooltip_msg);
//
// Call reshape after changing splitter's size
virtual void reshape(S32 width, S32 height, BOOL called_from_parent = TRUE);
void addCollapsibleCtrl(LLView* view);
void removeCollapsibleCtrl(LLView* view);
void arrange();
void draw();
void onScrollPosChangeCallback(S32, LLScrollbar*);
void onOpen (const LLSD& key);
S32 notifyParent(const LLSD& info);
void reset ();
void expandDefaultTab();
void setComparator(const LLTabComparator* comp) { mTabComparator = comp; }
void sort();
/**
* Sets filter substring as a search_term for help text when there are no any visible tabs.
*/
void setFilterSubString(const std::string& filter_string);
/**
* This method returns the first expanded accordion tab.
* It is expected to be called for accordion which doesn't allow multiple
* tabs to be expanded. Use with care.
*/
const LLAccordionCtrlTab* getExpandedTab() const;
LLAccordionCtrlTab* getSelectedTab() const { return mSelectedTab; }
bool getFitParent() const {return mFitParent;}
private:
void initNoTabsWidget(const LLTextBox::Params& tb_params);
void updateNoTabsHelpTextVisibility();
void arrangeSinge();
void arrangeMultiple();
// Calc Splitter's height that is necessary to display all child content
S32 calcRecuiredHeight();
S32 getRecuiredHeight() const { return mInnerRect.getHeight(); }
S32 calcExpandedTabHeight(S32 tab_index = 0, S32 available_height = 0);
void updateLayout (S32 width, S32 height);
void show_hide_scrollbar (S32 width, S32 height);
void showScrollbar (S32 width, S32 height);
void hideScrollbar (S32 width, S32 height);
BOOL autoScroll (S32 x, S32 y);
/**
* An adaptor for LLTabComparator
*/
struct LLComparatorAdaptor
{
LLComparatorAdaptor(const LLTabComparator& comparator) : mComparator(comparator) {};
bool operator()(const LLAccordionCtrlTab* tab1, const LLAccordionCtrlTab* tab2)
{
return mComparator.compare(tab1, tab2);
}
const LLTabComparator& mComparator;
};
private:
LLRect mInnerRect;
LLScrollbar* mScrollbar;
bool mSingleExpansion;
bool mFitParent;
bool mAutoScrolling;
F32 mAutoScrollRate;
LLTextBox* mNoVisibleTabsHelpText;
std::string mNoMatchedTabsOrigString;
std::string mNoVisibleTabsOrigString;
LLAccordionCtrlTab* mSelectedTab;
const LLTabComparator* mTabComparator;
};
#endif // LL_LLSPLITTER_H
|
