summaryrefslogtreecommitdiff
path: root/indra/llui/llscrolllistcell.h
blob: 5fecf5aade9d2849e2ad043f2fce012fd327797e (plain)
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
/** 
 * @file llscrolllistcell.h
 * @brief Scroll lists are composed of rows (items), each of which 
 * contains columns (cells).
 *
 * $LicenseInfo:firstyear=2007&license=viewergpl$
 * 
 * Copyright (c) 2007-2009, 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 LLSCROLLLISTCELL_H
#define LLSCROLLLISTCELL_H

#include "llfontgl.h"		// HAlign
#include "llpointer.h"		// LLPointer<>
#include "lluistring.h"
#include "v4color.h"
#include "llui.h"

class LLCheckBoxCtrl;
class LLSD;
class LLUIImage;

/*
 * Represents a cell in a scrollable table.
 *
 * Sub-classes must return height and other properties 
 * though width accessors are implemented by the base class.
 * It is therefore important for sub-class constructors to call
 * setWidth() with realistic values.
 */
class LLScrollListCell
{
public:
	struct Params : public LLInitParam::Block<Params>
	{
		Optional<std::string>		type,
									column;

		Optional<S32>				width;
		Optional<bool>				enabled,
									visible;

		Optional<void*>				userdata;
		Optional<LLSD>				value;
		Optional<std::string>		tool_tip;

		Optional<const LLFontGL*>	font;
		Optional<LLColor4>			font_color;
		Optional<LLFontGL::HAlign>	font_halign;

		Optional<LLColor4>			color;

		Params()
		:	type("type", "text"),
			column("column"),
			width("width"),
			enabled("enabled", true),
			visible("visible", true),
			value("value"),
			tool_tip("tool_tip", ""),
			font("font", LLFontGL::getFontSansSerifSmall()),
			font_color("font_color", LLColor4::black),
			color("color", LLColor4::white),
			font_halign("halign", LLFontGL::LEFT)
		{
			addSynonym(column, "name");
			addSynonym(font_color, "font-color");
		}
	};

	static LLScrollListCell* create(const Params&);

	LLScrollListCell(const LLScrollListCell::Params&);
	virtual ~LLScrollListCell() {};

	virtual void			draw(const LLColor4& color, const LLColor4& highlight_color) const {};		// truncate to given width, if possible
	virtual S32				getWidth() const {return mWidth;}
	virtual S32				getContentWidth() const { return 0; }
	virtual S32				getHeight() const { return 0; }
	virtual const LLSD		getValue() const;
	virtual void			setValue(const LLSD& value) { }
	virtual const std::string &getToolTip() const { return mToolTip; }
	virtual void			setToolTip(const std::string &str) { mToolTip = str; }
	virtual BOOL			getVisible() const { return TRUE; }
	virtual void			setWidth(S32 width) { mWidth = width; }
	virtual void			highlightText(S32 offset, S32 num_chars) {}
	virtual BOOL			isText() const { return FALSE; }
	virtual BOOL			needsToolTip() const { return ! mToolTip.empty(); }
	virtual void			setColor(const LLColor4&) {}
	virtual void			onCommit() {};

	virtual BOOL			handleClick() { return FALSE; }
	virtual	void			setEnabled(BOOL enable) { }

private:
	S32 mWidth;
	std::string mToolTip;
};

class LLScrollListSpacer : public LLScrollListCell
{
public:
	LLScrollListSpacer(const LLScrollListCell::Params& p) : LLScrollListCell(p) {}
	/*virtual*/ ~LLScrollListSpacer() {};
	/*virtual*/ void			draw(const LLColor4& color, const LLColor4& highlight_color) const {}
};

/*
 * Cell displaying a text label.
 */
class LLScrollListText : public LLScrollListCell
{
public:
	LLScrollListText(const LLScrollListCell::Params&);
	/*virtual*/ ~LLScrollListText();

	/*virtual*/ void    draw(const LLColor4& color, const LLColor4& highlight_color) const;
	/*virtual*/ S32		getContentWidth() const;
	/*virtual*/ S32		getHeight() const;
	/*virtual*/ void	setValue(const LLSD& value);
	/*virtual*/ const LLSD getValue() const;
	/*virtual*/ BOOL	getVisible() const;
	/*virtual*/ void	highlightText(S32 offset, S32 num_chars);

	/*virtual*/ void	setColor(const LLColor4&);
	/*virtual*/ BOOL	isText() const;
	/*virtual*/ const std::string &	getToolTip() const;
	/*virtual*/ BOOL	needsToolTip() const;

	void			setText(const LLStringExplicit& text);
	void			setFontStyle(const U8 font_style);

private:
	LLUIString		mText;
	const LLFontGL*	mFont;
	LLColor4		mColor;
	U8				mUseColor;
	LLFontGL::HAlign mFontAlignment;
	BOOL			mVisible;
	S32				mHighlightCount;
	S32				mHighlightOffset;

	LLPointer<LLUIImage> mRoundedRectImage;

	static U32 sCount;
};

/*
 * Cell displaying an image.
 */
class LLScrollListIcon : public LLScrollListCell
{
public:
	LLScrollListIcon(const LLScrollListCell::Params& p);
	/*virtual*/ ~LLScrollListIcon();
	/*virtual*/ void	draw(const LLColor4& color, const LLColor4& highlight_color) const;
	/*virtual*/ S32		getWidth() const;
	/*virtual*/ S32		getHeight() const;
	/*virtual*/ const LLSD		getValue() const;
	/*virtual*/ void	setColor(const LLColor4&);
	/*virtual*/ void	setValue(const LLSD& value);

private:
	LLPointer<LLUIImage>	mIcon;
	LLColor4				mColor;
	LLFontGL::HAlign		mAlignment;
};

/*
 * An interactive cell containing a check box.
 */
class LLScrollListCheck : public LLScrollListCell
{
public:
	LLScrollListCheck( const LLScrollListCell::Params&);
	/*virtual*/ ~LLScrollListCheck();
	/*virtual*/ void	draw(const LLColor4& color, const LLColor4& highlight_color) const;
	/*virtual*/ S32		getHeight() const			{ return 0; } 
	/*virtual*/ const LLSD	getValue() const;
	/*virtual*/ void	setValue(const LLSD& value);
	/*virtual*/ void	onCommit();

	/*virtual*/ BOOL	handleClick();
	/*virtual*/ void	setEnabled(BOOL enable);

	LLCheckBoxCtrl*	getCheckBox()				{ return mCheckBox; }

private:
	LLCheckBoxCtrl* mCheckBox;
};

class LLScrollListDate : public LLScrollListText
{
public:
	LLScrollListDate( const LLScrollListCell::Params& p );
	virtual void	setValue(const LLSD& value);
	virtual const LLSD getValue() const;

private:
	LLDate		mDate;
};

#endif