229 lines
7.4 KiB
C++
229 lines
7.4 KiB
C++
/**
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* @file lltexturectrl.h
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* @author Richard Nelson, James Cook
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* @brief LLTextureCtrl class header file including related functions
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*
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* $LicenseInfo:firstyear=2002&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#ifndef LL_LLTEXTURECTRL_H
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#define LL_LLTEXTURECTRL_H
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#include "llcoord.h"
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#include "llfloater.h"
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#include "llstring.h"
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#include "lluictrl.h"
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#include "llpermissionsflags.h"
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#include "lltextbox.h" // for params
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#include "llviewborder.h" // for params
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class LLButton;
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class LLFloaterTexturePicker;
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class LLInventoryItem;
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class LLViewerFetchedTexture;
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// used for setting drag & drop callbacks.
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typedef boost::function<BOOL (LLUICtrl*, LLInventoryItem*)> drag_n_drop_callback;
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typedef boost::function<void (LLInventoryItem*)> texture_selected_callback;
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//////////////////////////////////////////////////////////////////////////////////////////
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// LLTextureCtrl
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class LLTextureCtrl
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: public LLUICtrl
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{
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public:
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typedef enum e_texture_pick_op
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{
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TEXTURE_CHANGE,
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TEXTURE_SELECT,
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TEXTURE_CANCEL
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} ETexturePickOp;
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public:
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struct Params : public LLInitParam::Block<Params, LLUICtrl::Params>
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{
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Optional<LLUUID> image_id;
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Optional<LLUUID> default_image_id;
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Optional<std::string> default_image_name;
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Optional<bool> allow_no_texture;
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Optional<bool> can_apply_immediately;
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Optional<bool> no_commit_on_selection; // alternative mode: commit occurs and the widget gets dirty
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// only on DnD or when OK is pressed in the picker
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Optional<S32> label_width;
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Optional<LLUIColor> border_color;
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Optional<LLUIImage*> fallback_image;
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Optional<LLTextBox::Params> multiselect_text,
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caption_text;
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Optional<LLViewBorder::Params> border;
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Params()
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: image_id("image"),
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default_image_id("default_image_id"),
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default_image_name("default_image_name"),
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allow_no_texture("allow_no_texture"),
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can_apply_immediately("can_apply_immediately"),
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no_commit_on_selection("no_commit_on_selection", false),
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label_width("label_width", -1),
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border_color("border_color"),
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fallback_image("fallback_image"),
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multiselect_text("multiselect_text"),
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caption_text("caption_text"),
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border("border")
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{}
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};
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protected:
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LLTextureCtrl(const Params&);
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friend class LLUICtrlFactory;
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public:
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virtual ~LLTextureCtrl();
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// LLView interface
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virtual BOOL handleMouseDown(S32 x, S32 y, MASK mask);
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virtual BOOL handleDragAndDrop(S32 x, S32 y, MASK mask,
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BOOL drop, EDragAndDropType cargo_type, void *cargo_data,
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EAcceptance *accept,
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std::string& tooltip_msg);
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virtual BOOL handleHover(S32 x, S32 y, MASK mask);
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virtual BOOL handleUnicodeCharHere(llwchar uni_char);
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virtual void draw();
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virtual void setVisible( BOOL visible );
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virtual void setEnabled( BOOL enabled );
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void setValid(BOOL valid);
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// LLUICtrl interface
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virtual void clear();
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// Takes a UUID, wraps get/setImageAssetID
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virtual void setValue(const LLSD& value);
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virtual LLSD getValue() const;
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// LLTextureCtrl interface
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void showPicker(BOOL take_focus);
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void setLabel(const std::string& label);
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void setLabelWidth(S32 label_width) {mLabelWidth =label_width;}
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const std::string& getLabel() const { return mLabel; }
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void setAllowNoTexture( BOOL b ) { mAllowNoTexture = b; }
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bool getAllowNoTexture() const { return mAllowNoTexture; }
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const LLUUID& getImageItemID() { return mImageItemID; }
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virtual void setImageAssetName(const std::string& name);
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void setImageAssetID(const LLUUID &image_asset_id);
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const LLUUID& getImageAssetID() const { return mImageAssetID; }
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void setDefaultImageAssetID( const LLUUID& id ) { mDefaultImageAssetID = id; }
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const LLUUID& getDefaultImageAssetID() const { return mDefaultImageAssetID; }
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const std::string& getDefaultImageName() const { return mDefaultImageName; }
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void setCaption(const std::string& caption);
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void setCanApplyImmediately(BOOL b);
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void setCanApply(bool can_preview, bool can_apply);
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void setImmediateFilterPermMask(PermissionMask mask)
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{ mImmediateFilterPermMask = mask; }
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void setDnDFilterPermMask(PermissionMask mask)
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{ mDnDFilterPermMask = mask; }
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void setNonImmediateFilterPermMask(PermissionMask mask)
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{ mNonImmediateFilterPermMask = mask; }
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PermissionMask getImmediateFilterPermMask() { return mImmediateFilterPermMask; }
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PermissionMask getNonImmediateFilterPermMask() { return mNonImmediateFilterPermMask; }
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void closeDependentFloater();
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void onFloaterClose();
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void onFloaterCommit(ETexturePickOp op, LLUUID id = LLUUID::null);
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// This call is returned when a drag is detected. Your callback
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// should return TRUE if the drag is acceptable.
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void setDragCallback(drag_n_drop_callback cb) { mDragCallback = cb; }
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// This callback is called when the drop happens. Return TRUE if
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// the drop happened - resulting in an on commit callback, but not
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// necessariliy any other change.
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void setDropCallback(drag_n_drop_callback cb) { mDropCallback = cb; }
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void setOnCancelCallback(commit_callback_t cb) { mOnCancelCallback = cb; }
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void setOnSelectCallback(commit_callback_t cb) { mOnSelectCallback = cb; }
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/*
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* callback for changing texture selection in inventory list of texture floater
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*/
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void setOnTextureSelectedCallback(texture_selected_callback cb);
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void setShowLoadingPlaceholder(BOOL showLoadingPlaceholder);
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LLViewerFetchedTexture* getTexture() { return mTexturep; }
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private:
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BOOL allowDrop(LLInventoryItem* item);
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BOOL doDrop(LLInventoryItem* item);
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private:
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drag_n_drop_callback mDragCallback;
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drag_n_drop_callback mDropCallback;
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commit_callback_t mOnCancelCallback;
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commit_callback_t mOnSelectCallback;
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texture_selected_callback mOnTextureSelectedCallback;
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LLPointer<LLViewerFetchedTexture> mTexturep;
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LLUIColor mBorderColor;
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LLUUID mImageItemID;
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LLUUID mImageAssetID;
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LLUUID mDefaultImageAssetID;
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LLUIImagePtr mFallbackImage;
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std::string mDefaultImageName;
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LLHandle<LLFloater> mFloaterHandle;
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LLTextBox* mTentativeLabel;
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LLTextBox* mCaption;
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std::string mLabel;
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BOOL mAllowNoTexture; // If true, the user can select "none" as an option
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PermissionMask mImmediateFilterPermMask;
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PermissionMask mDnDFilterPermMask;
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PermissionMask mNonImmediateFilterPermMask;
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BOOL mCanApplyImmediately;
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BOOL mCommitOnSelection;
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BOOL mNeedsRawImageData;
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LLViewBorder* mBorder;
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BOOL mValid;
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BOOL mShowLoadingPlaceholder;
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std::string mLoadingPlaceholderString;
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S32 mLabelWidth;
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};
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// XUI HACK: When floaters converted, switch this file to lltexturepicker.h/cpp
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// and class to LLTexturePicker
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#define LLTexturePicker LLTextureCtrl
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#endif // LL_LLTEXTURECTRL_H
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