summaryrefslogtreecommitdiff
path: root/indra/llui/llaccordionctrltab.h
blob: b200d43438b5e2f4920a51a95965075a9a90c312 (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
/** 
 * @file LLAccordionCtrlTab.h
 * @brief Collapsible box control 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_ACCORDIONCTRLTAB_H_
#define LL_ACCORDIONCTRLTAB_H_

#include <string>
#include "llrect.h"

class LLUICtrl;
class LLUICtrlFactory;
class LLUIImage;
class LLButton;
class LLTextBox;



// LLAccordionCtrlTab is a container for other controls. 
// It has a Header, by clicking on which hosted controls are shown or hidden.
// When hosted controls are show - LLAccordionCtrlTab is expanded.
// When hosted controls are hidden - LLAccordionCtrlTab is collapsed.

class LLAccordionCtrlTab : public LLUICtrl
{
// Interface
public:

	struct Params 
	 : public LLInitParam::Block<Params, LLUICtrl::Params>
	{
		Optional<bool>			display_children, //expanded or collapsed after initialization
								collapsible;

		Optional<std::string>	title;

		Optional<S32>			header_height,
								min_width,
								min_height;

		// Overlay images (arrows on the left)
		Mandatory<LLUIImage*>	header_expand_img,
								header_expand_img_pressed,
								header_collapse_img,
								header_collapse_img_pressed;

		// Background images for the accordion tabs
		Mandatory<LLUIImage*>	header_image,
								header_image_over,
								header_image_pressed,
								header_image_focused;

		Optional<LLUIColor>		header_bg_color,
								header_text_color,
								dropdown_bg_color;

		Optional<bool>			header_visible;

		Optional<S32>			padding_left;
		Optional<S32>			padding_right;
		Optional<S32>			padding_top;
		Optional<S32>			padding_bottom;

		Params();
	};

	typedef LLDefaultChildRegistry child_registry_t;

	virtual ~LLAccordionCtrlTab();
	
	// Registers callback for expand/collapse events.
	boost::signals2::connection setDropDownStateChangedCallback(commit_callback_t cb);

	// Changes expand/collapse state
	virtual void setDisplayChildren(bool display);

	// Returns expand/collapse state
	virtual bool getDisplayChildren() const {return mDisplayChildren;};

	//set LLAccordionCtrlTab panel
	void		setAccordionView(LLView* panel);
	LLView*		getAccordionView();

	bool getCollapsible() {return mCollapsible;};

	void setCollapsible(bool collapsible) {mCollapsible = collapsible;};
	void changeOpenClose(bool is_open);

	void canOpenClose(bool can_open_close) { mCanOpenClose = can_open_close;};

	virtual BOOL postBuild();

	S32	notifyParent(const LLSD& info);
	S32 notify(const LLSD& info);
	bool notifyChildren(const LLSD& info);

	void    storeOpenCloseState		();
	void    restoreOpenCloseState	();

protected:
	LLAccordionCtrlTab(const LLAccordionCtrlTab::Params&);
	friend class LLUICtrlFactory;

// Overrides
public:

	// Call reshape after changing size
	virtual void reshape(S32 width, S32 height, BOOL called_from_parent = TRUE);

	// Changes expand/collapse state and triggers expand/collapse callbacks
	virtual BOOL handleMouseDown(S32 x, S32 y, MASK mask);

	virtual BOOL handleMouseUp(S32 x, S32 y, MASK mask);
	virtual BOOL handleKey(KEY key, MASK mask, BOOL called_from_parent);

	virtual bool addChild(LLView* child, S32 tab_group);

	bool isExpanded() { return mDisplayChildren; }

	S32 getHeaderHeight();

	// Min size functions

	void setHeaderVisible(bool value);

	bool getHeaderVisible() { return mHeaderVisible;}

	S32 mExpandedHeight; // Height of expanded ctrl.
						 // Used to restore height after expand.

	S32	getPaddingLeft() const { return mPaddingLeft;}
	S32	getPaddingRight() const { return mPaddingRight;}
	S32	getPaddingTop() const { return mPaddingTop;}
	S32	getPaddingBottom() const { return mPaddingBottom;}

	void showAndFocusHeader();

private:

	

	class LLAccordionCtrlTabHeader;
	LLAccordionCtrlTabHeader* mHeader; //Header

	bool mDisplayChildren; //Expanded/collapsed
	bool mCollapsible;
	bool mHeaderVisible;

	bool mCanOpenClose;

	S32	mPaddingLeft;
	S32	mPaddingRight;
	S32	mPaddingTop;
	S32	mPaddingBottom;

	bool mStoredOpenCloseState;
	bool mWasStateStored;


	LLUIColor mDropdownBGColor;
};

#endif