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Diffstat (limited to 'indra/llui/llaccordionctrltab.h')
| -rwxr-xr-x | indra/llui/llaccordionctrltab.h | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/indra/llui/llaccordionctrltab.h b/indra/llui/llaccordionctrltab.h new file mode 100755 index 0000000000..7a78700e0f --- /dev/null +++ b/indra/llui/llaccordionctrltab.h @@ -0,0 +1,247 @@ +/** + * @file LLAccordionCtrlTab.h + * @brief Collapsible box control implementation + * + * $LicenseInfo:firstyear=2004&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2010, 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_ACCORDIONCTRLTAB_H_ +#define LL_ACCORDIONCTRLTAB_H_ + +#include <string> +#include "llrect.h" +#include "lluictrl.h" +#include "lluicolor.h" +#include "llstyle.h" + +class LLUICtrlFactory; +class LLUIImage; +class LLButton; +class LLTextBox; +class LLScrollbar; + + + +// 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<bool> fit_panel; + + Optional<bool> selection_enabled; + + Optional<S32> padding_left, + padding_right, + padding_top, + 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() { return mContainerPanel; }; + + std::string getTitle() const; + + // Set text and highlight substring in LLAccordionCtrlTabHeader + void setTitle(const std::string& title, const std::string& hl = LLStringUtil::null); + + // Set text font style in LLAccordionCtrlTabHeader + void setTitleFontStyle(std::string style); + + // Set text color in LLAccordionCtrlTabHeader + void setTitleColor(LLUIColor color); + + boost::signals2::connection setFocusReceivedCallback(const focus_signal_t::slot_type& cb); + boost::signals2::connection setFocusLostCallback(const focus_signal_t::slot_type& cb); + + void setSelected(bool is_selected); + + 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;}; + bool canOpenClose() const { return mCanOpenClose; }; + + virtual BOOL postBuild(); + + S32 notifyParent(const LLSD& info); + S32 notify(const LLSD& info); + bool notifyChildren(const LLSD& info); + + void draw(); + + 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); + + /** + * Raises notifyParent event with "child_visibility_change" = new_visibility + */ + void onVisibilityChange(BOOL new_visibility); + + // 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 handleToolTip(S32 x, S32 y, MASK mask); + virtual BOOL handleScrollWheel( S32 x, S32 y, S32 clicks ); + + + virtual bool addChild(LLView* child, S32 tab_group = 0 ); + + bool isExpanded() const { 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(); + + void setFitPanel( bool fit ) { mFitPanel = true; } + bool getFitParent() const { return mFitPanel; } + +protected: + void adjustContainerPanel (const LLRect& child_rect); + void adjustContainerPanel (); + S32 getChildViewHeight (); + + void onScrollPosChangeCallback(S32, LLScrollbar*); + + void show_hide_scrollbar (const LLRect& child_rect); + void showScrollbar (const LLRect& child_rect); + void hideScrollbar (const LLRect& child_rect); + + void updateLayout ( const LLRect& child_rect ); + void ctrlSetLeftTopAndSize (LLView* panel, S32 left, S32 top, S32 width, S32 height); + + void drawChild(const LLRect& root_rect,LLView* child); + + LLView* findContainerView (); + + void selectOnFocusReceived(); + void deselectOnFocusLost(); + +private: + + class LLAccordionCtrlTabHeader; + LLAccordionCtrlTabHeader* mHeader; //Header + + bool mDisplayChildren; //Expanded/collapsed + bool mCollapsible; + bool mHeaderVisible; + + bool mCanOpenClose; + bool mFitPanel; + + S32 mPaddingLeft; + S32 mPaddingRight; + S32 mPaddingTop; + S32 mPaddingBottom; + + bool mStoredOpenCloseState; + bool mWasStateStored; + + bool mSelectionEnabled; + + LLScrollbar* mScrollbar; + LLView* mContainerPanel; + + LLUIColor mDropdownBGColor; +}; + +#endif |