summaryrefslogtreecommitdiff
path: root/indra/llui/lltoolbar.h
blob: 8fd509bacc91f4425c6eed5d2737bf1a58957523 (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
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
/** 
 * @file lltoolbar.h
 * @author Richard Nelson
 * @brief User customizable toolbar class
 *
 * $LicenseInfo:firstyear=2011&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2011, Linden Research, Inc.
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation;
 * version 2.1 of the License only.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 * 
 * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
 * $/LicenseInfo$
 */

#ifndef LL_LLTOOLBAR_H
#define LL_LLTOOLBAR_H

#include "llbutton.h"
#include "llcommandmanager.h"
#include "lllayoutstack.h"
#include "lluictrl.h"
#include "llcommandmanager.h"
#include "llassettype.h"

class LLToolBar;

typedef boost::function<void (S32 x, S32 y, const LLUUID& uuid)> tool_startdrag_callback_t;
typedef boost::function<BOOL (S32 x, S32 y, const LLUUID& uuid, LLAssetType::EType type)> tool_handledrag_callback_t;
typedef boost::function<BOOL (void* data, S32 x, S32 y, LLToolBar* toolbar)> tool_handledrop_callback_t;

class LLToolBarButton : public LLButton
{
	friend class LLToolBar;
public:
	struct Params : public LLInitParam::Block<Params, LLButton::Params>
	{
		Optional<LLUI::RangeS32::Params>	button_width;
		Optional<S32>				desired_height;

		Params()
		:	button_width("button_width"),
			desired_height("desired_height", 20)
		{}

	};

	LLToolBarButton(const Params& p);
	~LLToolBarButton();

	BOOL handleMouseDown(S32 x, S32 y, MASK mask);
	BOOL handleHover(S32 x, S32 y, MASK mask);
	void reshape(S32 width, S32 height, BOOL called_from_parent = true);

	void setCommandId(const LLCommandId& id) { mId = id; }

	void setStartDragCallback(tool_startdrag_callback_t cb)   { mStartDragItemCallback  = cb; }
	void setHandleDragCallback(tool_handledrag_callback_t cb) { mHandleDragItemCallback = cb; }

	void onMouseEnter(S32 x, S32 y, MASK mask);
	void onMouseCaptureLost();

private:
	LLCommandId		mId;
	S32				mMouseDownX;
	S32				mMouseDownY;
	LLUI::RangeS32	mWidthRange;
	S32				mDesiredHeight;
	bool							mIsDragged;
	tool_startdrag_callback_t		mStartDragItemCallback;
	tool_handledrag_callback_t		mHandleDragItemCallback;

	enable_signal_t*	mIsEnabledSignal;
	enable_signal_t*	mIsRunningSignal;
	enable_signal_t*	mIsStartingSignal;
};


namespace LLToolBarEnums
{
	enum ButtonType
	{
		BTNTYPE_ICONS_WITH_TEXT = 0,
		BTNTYPE_ICONS_ONLY,

		BTNTYPE_COUNT
	};

	enum SideType
	{
		SIDE_BOTTOM,
		SIDE_LEFT,
		SIDE_RIGHT,
		SIDE_TOP,
	};
}

// NOTE: This needs to occur before Param block declaration for proper compilation.
namespace LLInitParam
{
	template<>
	struct TypeValues<LLToolBarEnums::ButtonType> : public TypeValuesHelper<LLToolBarEnums::ButtonType>
	{
		static void declareValues();
	};

	template<>
	struct TypeValues<LLToolBarEnums::SideType> : public TypeValuesHelper<LLToolBarEnums::SideType>
	{
		static void declareValues();
	};
}


class LLToolBar
:	public LLUICtrl
{
public:
	struct Params : public LLInitParam::Block<Params, LLUICtrl::Params>
	{
		Mandatory<LLToolBarEnums::ButtonType>	button_display_mode;
		Mandatory<LLToolBarEnums::SideType>		side;

		Optional<LLToolBarButton::Params>		button_icon,
												button_icon_and_text;

		Optional<bool>							read_only,
												wrap;

		Optional<S32>							pad_left,
												pad_top,
												pad_right,
												pad_bottom,
												pad_between,
												min_girth;
		// get rid of this
		Multiple<LLCommandId::Params>			commands;

		Optional<LLPanel::Params>				button_panel;

		Params();
	};

	// virtuals
	void draw();
	void reshape(S32 width, S32 height, BOOL called_from_parent = TRUE);
	int  getRankFromPosition(S32 x, S32 y);	
	BOOL handleRightMouseDown(S32 x, S32 y, 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);
	
	static const int RANK_NONE = -1;
	
	bool addCommand(const LLCommandId& commandId, int rank = RANK_NONE);
	int  removeCommand(const LLCommandId& commandId);		// Returns the rank the removed command was at, RANK_NONE if not found
	bool hasCommand(const LLCommandId& commandId) const;
	bool enableCommand(const LLCommandId& commandId, bool enabled);

	void setStartDragCallback(tool_startdrag_callback_t cb)   { mStartDragItemCallback  = cb; }
	void setHandleDragCallback(tool_handledrag_callback_t cb) { mHandleDragItemCallback = cb; }
	void setHandleDropCallback(tool_handledrop_callback_t cb) { mHandleDropCallback     = cb; }
	bool isReadOnly() const { return mReadOnly; }

	LLToolBarButton* createButton(const LLCommandId& id);

	bool hasButtons() { return !mButtons.empty(); }

protected:
	friend class LLUICtrlFactory;
	LLToolBar(const Params&);
	~LLToolBar();

	void initFromParams(const Params&);
	tool_startdrag_callback_t		mStartDragItemCallback;
	tool_handledrag_callback_t		mHandleDragItemCallback;
	tool_handledrop_callback_t		mHandleDropCallback;
	bool							mDragAndDropTarget;
	int								mDragRank;
	S32								mDragx,
									mDragy,
									mDragGirth;
	LLCommandId						mDragCommand;

public:
	// Methods used in loading and saving toolbar settings
	void setButtonType(LLToolBarEnums::ButtonType button_type);
	LLToolBarEnums::ButtonType getButtonType() { return mButtonType; }
	command_id_list_t& getCommandsList() { return mButtonCommands; }
	void clearCommandsList();
					   
private:
	void createContextMenu();
	void updateLayoutAsNeeded();
	void createButtons();
	void resizeButtonsInRow(std::vector<LLToolBarButton*>& buttons_in_row, S32 max_row_girth);
	BOOL isSettingChecked(const LLSD& userdata);
	void onSettingEnable(const LLSD& userdata);

	const bool						mReadOnly;

	typedef std::list<LLToolBarButton*> toolbar_button_list;
	toolbar_button_list				mButtons;
	command_id_list_t				mButtonCommands;
	typedef std::map<LLUUID, LLToolBarButton*> command_id_map;
	command_id_map					mButtonMap;

	LLToolBarEnums::ButtonType		mButtonType;
	LLLayoutStack*					mCenteringStack;
	LLLayoutStack*					mWrapStack;
	LLPanel*						mButtonPanel;
	LLToolBarEnums::SideType		mSideType;
	
	bool							mWrap;
	bool							mNeedsLayout;
	S32								mPadLeft,
									mPadRight,
									mPadTop,
									mPadBottom,
									mPadBetween,
									mMinGirth;

	LLToolBarButton::Params			mButtonParams[LLToolBarEnums::BTNTYPE_COUNT];

	LLHandle<class LLContextMenu>			mPopupMenuHandle;
};


#endif  // LL_LLTOOLBAR_H