599 lines
19 KiB
C++
Executable File
599 lines
19 KiB
C++
Executable File
/**
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* @file llfloater.h
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* @brief LLFloater base class
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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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// Floating "windows" within the GL display, like the inventory floater,
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// mini-map floater, etc.
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#ifndef LL_FLOATER_H
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#define LL_FLOATER_H
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#include "llpanel.h"
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#include "lluuid.h"
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//#include "llnotificationsutil.h"
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#include <set>
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#include <boost/signals2.hpp>
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class LLDragHandle;
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class LLResizeHandle;
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class LLResizeBar;
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class LLButton;
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class LLMultiFloater;
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class LLFloater;
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const BOOL RESIZE_YES = TRUE;
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const BOOL RESIZE_NO = FALSE;
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const BOOL DRAG_ON_TOP = FALSE;
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const BOOL DRAG_ON_LEFT = TRUE;
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const BOOL MINIMIZE_YES = TRUE;
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const BOOL MINIMIZE_NO = FALSE;
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const BOOL CLOSE_YES = TRUE;
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const BOOL CLOSE_NO = FALSE;
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const BOOL ADJUST_VERTICAL_YES = TRUE;
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const BOOL ADJUST_VERTICAL_NO = FALSE;
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namespace LLFloaterEnums
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{
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enum EOpenPositioning
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{
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POSITIONING_RELATIVE,
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POSITIONING_CASCADING,
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POSITIONING_CASCADE_GROUP,
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POSITIONING_CENTERED,
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POSITIONING_SPECIFIED,
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POSITIONING_COUNT
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};
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}
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namespace LLInitParam
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{
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template<>
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struct TypeValues<LLFloaterEnums::EOpenPositioning> : public TypeValuesHelper<LLFloaterEnums::EOpenPositioning>
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{
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static void declareValues();
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};
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}
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struct LL_COORD_FLOATER
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{
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typedef F32 value_t;
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LLCoordCommon convertToCommon() const;
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void convertFromCommon(const LLCoordCommon& from);
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protected:
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LLHandle<LLFloater> mFloater;
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};
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struct LLCoordFloater : LLCoord<LL_COORD_FLOATER>
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{
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typedef LLCoord<LL_COORD_FLOATER> coord_t;
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LLCoordFloater() {}
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LLCoordFloater(F32 x, F32 y, LLFloater& floater);
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LLCoordFloater(const LLCoordCommon& other, LLFloater& floater);
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LLCoordFloater& operator=(const LLCoordCommon& other)
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{
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convertFromCommon(other);
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return *this;
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}
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LLCoordFloater& operator=(const LLCoordFloater& other);
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bool operator==(const LLCoordFloater& other) const;
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bool operator!=(const LLCoordFloater& other) const { return !(*this == other); }
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void setFloater(LLFloater& floater);
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};
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class LLFloater : public LLPanel, public LLInstanceTracker<LLFloater>
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{
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friend class LLFloaterView;
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friend class LLFloaterReg;
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friend class LLMultiFloater;
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public:
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struct KeyCompare
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{
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// static bool compare(const LLSD& a, const LLSD& b);
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static bool equate(const LLSD& a, const LLSD& b);
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/*==========================================================================*|
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bool operator()(const LLSD& a, const LLSD& b) const
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{
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return compare(a, b);
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}
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|*==========================================================================*/
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};
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enum EFloaterButton
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{
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BUTTON_CLOSE = 0,
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BUTTON_RESTORE,
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BUTTON_MINIMIZE,
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BUTTON_TEAR_OFF,
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BUTTON_DOCK,
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BUTTON_HELP,
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BUTTON_COUNT
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};
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struct Params
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: public LLInitParam::Block<Params, LLPanel::Params>
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{
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Optional<std::string> title,
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short_title;
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Optional<bool> single_instance,
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reuse_instance,
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can_resize,
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can_minimize,
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can_close,
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can_drag_on_left,
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can_tear_off,
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save_rect,
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save_visibility,
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save_dock_state,
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can_dock,
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show_title;
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Optional<LLFloaterEnums::EOpenPositioning> positioning;
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Optional<S32> header_height,
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legacy_header_height; // HACK see initFromXML()
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// Images for top-right controls
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Optional<LLUIImage*> close_image,
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restore_image,
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minimize_image,
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tear_off_image,
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dock_image,
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help_image;
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Optional<LLUIImage*> close_pressed_image,
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restore_pressed_image,
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minimize_pressed_image,
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tear_off_pressed_image,
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dock_pressed_image,
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help_pressed_image;
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Optional<CommitCallbackParam> open_callback,
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close_callback;
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Ignored follows;
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Params();
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};
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// use this to avoid creating your own default LLFloater::Param instance
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static const Params& getDefaultParams();
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// Load translations for tooltips for standard buttons
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static void initClass();
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LLFloater(const LLSD& key, const Params& params = getDefaultParams());
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virtual ~LLFloater();
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// Don't export top/left for rect, only height/width
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static void setupParamsForExport(Params& p, LLView* parent);
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bool buildFromFile(const std::string &filename);
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boost::signals2::connection setMinimizeCallback( const commit_signal_t::slot_type& cb );
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boost::signals2::connection setOpenCallback( const commit_signal_t::slot_type& cb );
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boost::signals2::connection setCloseCallback( const commit_signal_t::slot_type& cb );
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void initFromParams(const LLFloater::Params& p);
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bool initFloaterXML(LLXMLNodePtr node, LLView *parent, const std::string& filename, LLXMLNodePtr output_node = NULL);
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/*virtual*/ void handleReshape(const LLRect& new_rect, bool by_user = false);
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/*virtual*/ BOOL canSnapTo(const LLView* other_view);
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/*virtual*/ void setSnappedTo(const LLView* snap_view);
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/*virtual*/ void setFocus( BOOL b );
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/*virtual*/ void setIsChrome(BOOL is_chrome);
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/*virtual*/ void setRect(const LLRect &rect);
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void setIsSingleInstance(BOOL is_single_instance);
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void initFloater(const Params& p);
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void openFloater(const LLSD& key = LLSD());
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// If allowed, close the floater cleanly, releasing focus.
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virtual void closeFloater(bool app_quitting = false);
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// Close the floater or its host. Use when hidding or toggling a floater instance.
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virtual void closeHostedFloater();
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/*virtual*/ void reshape(S32 width, S32 height, BOOL called_from_parent = TRUE);
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// Release keyboard and mouse focus
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void releaseFocus();
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// moves to center of gFloaterView
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void center();
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LLMultiFloater* getHost();
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bool isDetachedAndNotMinimized();
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void applyTitle();
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std::string getCurrentTitle() const;
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void setTitle( const std::string& title);
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std::string getTitle() const;
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void setShortTitle( const std::string& short_title );
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std::string getShortTitle() const;
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virtual void setMinimized(BOOL b);
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void moveResizeHandlesToFront();
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void addDependentFloater(LLFloater* dependent, BOOL reposition = TRUE);
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void addDependentFloater(LLHandle<LLFloater> dependent_handle, BOOL reposition = TRUE);
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LLFloater* getDependee() { return (LLFloater*)mDependeeHandle.get(); }
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void removeDependentFloater(LLFloater* dependent);
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BOOL isMinimized() const { return mMinimized; }
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/// isShown() differs from getVisible() in that isShown() also considers
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/// isMinimized(). isShown() is true only if visible and not minimized.
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bool isShown() const;
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/// The static isShown() can accept a NULL pointer (which of course
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/// returns false). When non-NULL, it calls the non-static isShown().
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static bool isShown(const LLFloater* floater);
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static bool isVisible(const LLFloater* floater);
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static bool isMinimized(const LLFloater* floater);
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BOOL isFirstLook() { return mFirstLook; } // EXT-2653: This function is necessary to prevent overlapping for secondary showed toasts
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virtual BOOL isFrontmost();
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BOOL isDependent() { return !mDependeeHandle.isDead(); }
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void setCanMinimize(BOOL can_minimize);
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void setCanClose(BOOL can_close);
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void setCanTearOff(BOOL can_tear_off);
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virtual void setCanResize(BOOL can_resize);
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void setCanDrag(BOOL can_drag);
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bool getCanDrag();
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void setHost(LLMultiFloater* host);
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BOOL isResizable() const { return mResizable; }
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void setResizeLimits( S32 min_width, S32 min_height );
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void getResizeLimits( S32* min_width, S32* min_height ) { *min_width = mMinWidth; *min_height = mMinHeight; }
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static std::string getControlName(const std::string& name, const LLSD& key);
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static LLControlGroup* getControlGroup();
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bool isMinimizeable() const{ return mCanMinimize; }
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bool isCloseable() const{ return mCanClose; }
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bool isDragOnLeft() const{ return mDragOnLeft; }
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S32 getMinWidth() const{ return mMinWidth; }
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S32 getMinHeight() const{ return mMinHeight; }
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S32 getHeaderHeight() const { return mHeaderHeight; }
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virtual BOOL handleMouseDown(S32 x, S32 y, MASK mask);
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virtual BOOL handleMouseUp(S32 x, S32 y, MASK mask);
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virtual BOOL handleRightMouseDown(S32 x, S32 y, MASK mask);
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virtual BOOL handleDoubleClick(S32 x, S32 y, MASK mask);
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virtual BOOL handleMiddleMouseDown(S32 x, S32 y, MASK mask);
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virtual BOOL handleScrollWheel(S32 x, S32 y, S32 mask);
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virtual void draw();
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virtual void drawShadow(LLPanel* panel);
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virtual void onOpen(const LLSD& key) {}
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virtual void onClose(bool app_quitting) {}
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// This cannot be "const" until all derived floater canClose()
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// methods are const as well. JC
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virtual BOOL canClose() { return TRUE; }
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/*virtual*/ void setVisible(BOOL visible); // do not override
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/*virtual*/ void handleVisibilityChange ( BOOL new_visibility ); // do not override
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void setFrontmost(BOOL take_focus = TRUE);
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virtual void setVisibleAndFrontmost(BOOL take_focus=TRUE, const LLSD& key = LLSD());
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// Defaults to false.
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virtual BOOL canSaveAs() const { return FALSE; }
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virtual void saveAs() {}
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void setSnapTarget(LLHandle<LLFloater> handle) { mSnappedTo = handle; }
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void clearSnapTarget() { mSnappedTo.markDead(); }
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LLHandle<LLFloater> getSnapTarget() const { return mSnappedTo; }
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LLHandle<LLFloater> getHandle() const { return getDerivedHandle<LLFloater>(); }
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const LLSD& getKey() { return mKey; }
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virtual bool matchesKey(const LLSD& key) { return mSingleInstance || KeyCompare::equate(key, mKey); }
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const std::string& getInstanceName() { return mInstanceName; }
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bool isDockable() const { return mCanDock; }
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void setCanDock(bool b);
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bool isDocked() const { return mDocked; }
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virtual void setDocked(bool docked, bool pop_on_undock = true);
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virtual void setTornOff(bool torn_off) { mTornOff = torn_off; }
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bool isTornOff() {return mTornOff;}
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void setOpenPositioning(LLFloaterEnums::EOpenPositioning pos) {mPositioning = pos;}
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// Close the floater returned by getFrontmostClosableFloater() and
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// handle refocusing.
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static void closeFrontmostFloater();
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// LLNotification::Params contextualNotification(const std::string& name)
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// {
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// return LLNotification::Params(name).context(mNotificationContext);
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// }
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static void onClickClose(LLFloater* floater);
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static void onClickMinimize(LLFloater* floater);
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static void onClickTearOff(LLFloater* floater);
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static void onClickDock(LLFloater* floater);
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static void onClickHelp(LLFloater* floater);
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static void setFloaterHost(LLMultiFloater* hostp) {sHostp = hostp; }
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static LLMultiFloater* getFloaterHost() {return sHostp; }
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void updateTransparency(ETypeTransparency transparency_type);
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void enableResizeCtrls(bool enable, bool width = true, bool height = true);
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bool isPositioning(LLFloaterEnums::EOpenPositioning p) const { return (p == mPositioning); }
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protected:
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void applyControlsAndPosition(LLFloater* other);
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void stackWith(LLFloater& other);
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virtual void initRectControl();
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virtual bool applyRectControl();
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bool applyDockState();
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void applyPositioning(LLFloater* other, bool on_open);
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void applyRelativePosition();
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void storeRectControl();
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void storeVisibilityControl();
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void storeDockStateControl();
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void setKey(const LLSD& key);
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void setInstanceName(const std::string& name);
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virtual void bringToFront(S32 x, S32 y);
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void setExpandedRect(const LLRect& rect) { mExpandedRect = rect; } // size when not minimized
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const LLRect& getExpandedRect() const { return mExpandedRect; }
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void setAutoFocus(BOOL focus) { mAutoFocus = focus; } // whether to automatically take focus when opened
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BOOL getAutoFocus() const { return mAutoFocus; }
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LLDragHandle* getDragHandle() const { return mDragHandle; }
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void destroy(); // Don't call this directly. You probably want to call closeFloater()
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virtual void onClickCloseBtn(bool app_quitting = false);
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virtual void updateTitleButtons();
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private:
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void setForeground(BOOL b); // called only by floaterview
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void cleanupHandles(); // remove handles to dead floaters
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void createMinimizeButton();
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void buildButtons(const Params& p);
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// Images and tooltips are named in the XML, but we want to look them
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// up by index.
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static LLUIImage* getButtonImage(const Params& p, EFloaterButton e);
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static LLUIImage* getButtonPressedImage(const Params& p, EFloaterButton e);
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/**
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* @params is_chrome - if floater is Chrome it means that floater will never get focus.
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* Therefore it can't be closed with 'Ctrl+W'. So the tooltip text of close button( X )
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* should be 'Close' not 'Close(Ctrl+W)' as for usual floaters.
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*/
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static std::string getButtonTooltip(const Params& p, EFloaterButton e, bool is_chrome);
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BOOL offerClickToButton(S32 x, S32 y, MASK mask, EFloaterButton index);
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void addResizeCtrls();
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void layoutResizeCtrls();
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void addDragHandle();
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void layoutDragHandle(); // repair layout
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static void updateActiveFloaterTransparency();
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static void updateInactiveFloaterTransparency();
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void updateTransparency(LLView* view, ETypeTransparency transparency_type);
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public:
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// Called when floater is opened, passes mKey
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// Public so external views or floaters can watch for this floater opening
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commit_signal_t mOpenSignal;
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// Called when floater is closed, passes app_qitting as LLSD()
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// Public so external views or floaters can watch for this floater closing
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commit_signal_t mCloseSignal;
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commit_signal_t* mMinimizeSignal;
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protected:
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bool mSaveRect;
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std::string mRectControl;
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std::string mPosXControl;
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std::string mPosYControl;
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std::string mVisibilityControl;
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std::string mDocStateControl;
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LLSD mKey; // Key used for retrieving instances; set (for now) by LLFLoaterReg
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LLDragHandle* mDragHandle;
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LLResizeBar* mResizeBar[4];
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LLResizeHandle* mResizeHandle[4];
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LLButton* mButtons[BUTTON_COUNT];
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private:
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LLRect mExpandedRect;
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LLUIString mTitle;
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LLUIString mShortTitle;
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BOOL mSingleInstance; // TRUE if there is only ever one instance of the floater
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bool mReuseInstance; // true if we want to hide the floater when we close it instead of destroying it
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bool mIsReuseInitialized; // true if mReuseInstance already set from parameters
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std::string mInstanceName; // Store the instance name so we can remove ourselves from the list
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BOOL mCanTearOff;
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BOOL mCanMinimize;
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BOOL mCanClose;
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BOOL mDragOnLeft;
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BOOL mResizable;
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LLFloaterEnums::EOpenPositioning mPositioning;
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LLCoordFloater mPosition;
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S32 mMinWidth;
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S32 mMinHeight;
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S32 mHeaderHeight; // height in pixels of header for title, drag bar
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S32 mLegacyHeaderHeight;// HACK see initFloaterXML()
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BOOL mMinimized;
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BOOL mForeground;
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LLHandle<LLFloater> mDependeeHandle;
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BOOL mFirstLook; // TRUE if the _next_ time this floater is visible will be the first time in the session that it is visible.
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typedef std::set<LLHandle<LLFloater> > handle_set_t;
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typedef std::set<LLHandle<LLFloater> >::iterator handle_set_iter_t;
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handle_set_t mDependents;
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bool mButtonsEnabled[BUTTON_COUNT];
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F32 mButtonScale;
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BOOL mAutoFocus;
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LLHandle<LLFloater> mSnappedTo;
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LLHandle<LLFloater> mHostHandle;
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LLHandle<LLFloater> mLastHostHandle;
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bool mCanDock;
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bool mDocked;
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bool mTornOff;
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static LLMultiFloater* sHostp;
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static BOOL sQuitting;
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static std::string sButtonNames[BUTTON_COUNT];
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static std::string sButtonToolTips[BUTTON_COUNT];
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static std::string sButtonToolTipsIndex[BUTTON_COUNT];
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typedef void(*click_callback)(LLFloater*);
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static click_callback sButtonCallbacks[BUTTON_COUNT];
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BOOL mHasBeenDraggedWhileMinimized;
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S32 mPreviousMinimizedBottom;
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S32 mPreviousMinimizedLeft;
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};
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/////////////////////////////////////////////////////////////
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// LLFloaterView
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// Parent of all floating panels
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class LLFloaterView : public LLUICtrl
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{
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public:
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struct Params : public LLInitParam::Block<Params, LLUICtrl::Params>{};
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protected:
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LLFloaterView (const Params& p);
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friend class LLUICtrlFactory;
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public:
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|
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/*virtual*/ void reshape(S32 width, S32 height, BOOL called_from_parent = TRUE);
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|
/*virtual*/ void draw();
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|
/*virtual*/ LLRect getSnapRect() const;
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|
/*virtual*/ void refresh();
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|
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LLRect findNeighboringPosition( LLFloater* reference_floater, LLFloater* neighbor );
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|
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|
// Given a child of gFloaterView, make sure this view can fit entirely onscreen.
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|
void adjustToFitScreen(LLFloater* floater, BOOL allow_partial_outside, BOOL snap_in_toolbars = false);
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|
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void setMinimizePositionVerticalOffset(S32 offset) { mMinimizePositionVOffset = offset; }
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|
void getMinimizePosition( S32 *left, S32 *bottom);
|
|
void restoreAll(); // un-minimize all floaters
|
|
typedef std::set<LLView*> skip_list_t;
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|
void pushVisibleAll(BOOL visible, const skip_list_t& skip_list = skip_list_t());
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|
void popVisibleAll(const skip_list_t& skip_list = skip_list_t());
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|
|
|
void setCycleMode(BOOL mode) { mFocusCycleMode = mode; }
|
|
BOOL getCycleMode() const { return mFocusCycleMode; }
|
|
void bringToFront( LLFloater* child, BOOL give_focus = TRUE );
|
|
void highlightFocusedFloater();
|
|
void unhighlightFocusedFloater();
|
|
void focusFrontFloater();
|
|
void destroyAllChildren();
|
|
// attempt to close all floaters
|
|
void closeAllChildren(bool app_quitting);
|
|
BOOL allChildrenClosed();
|
|
void shiftFloaters(S32 x_offset, S32 y_offset);
|
|
|
|
void hideAllFloaters();
|
|
void showHiddenFloaters();
|
|
|
|
|
|
LLFloater* getFrontmost() const;
|
|
LLFloater* getBackmost() const;
|
|
LLFloater* getParentFloater(LLView* viewp) const;
|
|
LLFloater* getFocusedFloater() const;
|
|
void syncFloaterTabOrder();
|
|
|
|
// Returns z order of child provided. 0 is closest, larger numbers
|
|
// are deeper in the screen. If there is no such child, the return
|
|
// value is not defined.
|
|
S32 getZOrder(LLFloater* child);
|
|
|
|
void setFloaterSnapView(LLHandle<LLView> snap_view) {mSnapView = snap_view; }
|
|
LLFloater* getFrontmostClosableFloater();
|
|
|
|
private:
|
|
void hiddenFloaterClosed(LLFloater* floater);
|
|
|
|
LLRect mLastSnapRect;
|
|
LLHandle<LLView> mSnapView;
|
|
BOOL mFocusCycleMode;
|
|
S32 mSnapOffsetBottom;
|
|
S32 mSnapOffsetRight;
|
|
S32 mMinimizePositionVOffset;
|
|
typedef std::vector<std::pair<LLHandle<LLFloater>, boost::signals2::connection> > hidden_floaters_t;
|
|
hidden_floaters_t mHiddenFloaters;
|
|
LLFloater * mFrontChild;
|
|
};
|
|
|
|
//
|
|
// Globals
|
|
//
|
|
|
|
extern LLFloaterView* gFloaterView;
|
|
|
|
#endif // LL_FLOATER_H
|
|
|
|
|
|
|